1 2008-10-26 Matthias Klose <doko@ubuntu.com>
3 * doc/install.texi: Document requirements on antlr.
5 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
7 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
10 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
14 is defined, use it to modify the constant offset.
16 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
18 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
19 and short arguments to the correct location as mandated by the
22 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
24 PR rtl-optimization/37769
25 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
27 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
29 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
30 unwind-dw2-Os-4-200.o.
32 2008-10-24 Joseph Myers <joseph@codesourcery.com>
34 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
35 (convert_for_assignment): Remove ic_argpass_nonproto cases.
37 2008-10-24 Jakub Jelinek <jakub@redhat.com>
39 PR tree-optimization/36038
40 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
41 add sizetype IV with initial value zero instead of pointer type.
43 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
46 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
48 * profile.c (is_edge_inconsistent): Likewise.
49 * fold-const.c (truth_value_p): Move from here...
50 * tree.h (truth_value_p): ... to here.
51 * c-tree.h (c_expr): Update description of original_code.
52 * c-typeck.c (parser_build_unary_op): Set original_code.
53 (parser_build_binary_op): Update call to warn_about_parentheses.
54 * c-common.c (warn_about_parentheses): Take two additional
55 arguments of the operands. Use a switch. Quote operators
56 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
57 Add warning about !x | y and !x & y.
58 * c-common.h (warn_about_parentheses): Update declaration.
60 2008-10-24 Jakub Jelinek <jakub@redhat.com>
62 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
63 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
64 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
66 (check-subtargets, check-%-subtargets, check-parallel-%): New
68 (check-%): For test targets listed in lang_checks_parallelized
69 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
70 run the testing in multiple make goals, possibly parallel, and
71 afterwards run dg-extract-results.sh to merge the sum and log files.
73 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
75 * config/mips/mips.c (mips_canonicalize_move_class): New function.
76 (mips_move_to_gpr_cost): Likewise.
77 (mips_move_from_gpr_cost): Likewise.
78 (mips_register_move_cost): Make more fine-grained.
80 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
82 * graphite.c (graphite_apply_transformations): Check for
84 * toplev.c (process_options): Add graphite_identity.
85 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
87 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
89 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
90 mulhisihl and mulhisihh builtins.
92 From Jie Zhang <jie.zhang@analog.com>
93 * config/bfin/bfin.md (composev2hi): Put operands into vector
96 2008-10-22 Chao-ying Fu <fu@mips.com>
98 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
100 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
102 From Mike Frysinger <michael.frysinger@analog.com>
103 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
104 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
105 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
106 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
107 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
108 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
109 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
110 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
111 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
112 __ADSPBF51x__ for all of them.
113 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
114 -mcpu bf512, bf514, bf516, and bf518.
115 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
116 bf512-none, bf514-none, bf516-none, and bf518-none.
117 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
118 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
119 * doc/invoke.texi (Blackfin Options): Document that
120 -mcpu now accepts bf512, bf514, bf516, and bf518.
122 2008-10-22 Jakub Jelinek <jakub@redhat.com>
125 * fold-const.c (build_range_type): For 1 .. signed_max
126 range call build_nonstandard_inter_type if signed_type_for
127 returned a type with bigger precision.
129 2008-10-22 Richard Guenther <rguenther@suse.de>
131 * tree.def (COMPLEX_TYPE): Constrain element type.
132 * tree.c (build_complex_type): Assert that.
133 * tree-ssa-structalias.c (could_have_pointers): Complex types
134 cannot have pointers.
136 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
139 * c-typeck.c (convert_for_assignment): Do not give declaration's
140 location for builtins. Spell out which type was expected and which
143 2008-10-22 Nick Clifton <nickc@redhat.com>
145 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
146 the fdpic register to be a target when running in fdpic mode.
148 2008-10-22 Rafael Espindola <espindola@google.com>
150 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
151 newly created statements.
153 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
156 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
157 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
158 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
160 2008-10-22 Jakub Jelinek <jakub@redhat.com>
163 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
164 Adjust -mcmodel=medium description for 2005-07-31 changes.
166 2008-10-22 Jan Hubicka <jh@suse.cz>
167 Jakub Jelinek <jakub@redhat.com>
170 * doc/invoke.texi: Remove references to obsoleted -d dumps.
172 2008-10-21 Richard Henderson <rth@redhat.com>
175 * emit-rtl.c (get_spill_slot_decl): Export.
176 * emit-rtl.h (get_spill_slot_decl): Declare.
177 * var-tracking.c (vt_add_function_parameters): Relax assertion
178 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
180 2008-10-21 Bob Wilson <bob.wilson@acm.org>
182 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
183 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
186 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
189 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
190 processed by get_maxval_strlen.
192 2008-10-21 David Edelsohn <edelsohn@gnu.org>
195 * tree.c (get_file_function_name): Copy first_global_object_name.
196 Centralize call to clean_symbol_name.
198 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
200 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
201 * config/svr4.h (SVR4_ASM_SPEC): New.
202 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
203 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
205 * doc/invoke.texi (Option Summary): Add -T to linker options.
206 (Link Options): Document -T.
208 2008-10-21 Jakub Jelinek <jakub@redhat.com>
210 * tree-inline.c (tree_inlinable_function_p): Remove tuples
213 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
217 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
219 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
221 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
224 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
226 * doc/install.texi: Fix typos in previous patch.
228 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
230 * doc/install.texi: Document in-tree building of gcc and mpfr.
232 2008-10-19 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
236 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
239 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
241 (build_enumerator): Convert enumerators that fit in integer to
244 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.md (unnamed peephole2): Do not force memory
247 operands of arith or logical instructions into registers for
248 non-TARGET_READ_MODIFY targets.
250 (ffs_cmove): Change operand 0 predicate to register_operand.
251 Change operand 1 predicate to nonimmediate_operand.
253 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
255 2008-10-18 Richard Guenther <rguenther@suse.de>
257 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
258 VIEW_CONVERT_EXPR case against invalid gimple.
260 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
262 * c-parser.c (c_parser_binary_expression): Silence the
263 uninitialized variable warning emitted for binary_loc.
265 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
267 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
270 2008-10-16 Joseph Myers <joseph@codesourcery.com>
273 * c-typeck.c (build_unary_op): Use omit_one_operand for
274 IMAGPART_EXPR of real argument.
276 2008-10-16 Jakub Jelinek <jakub@redhat.com>
278 PR tree-optimization/37664
279 * fold-const.c (fold_binary): When optimizing comparison with
280 highest or lowest type's value, don't consider TREE_OVERFLOW.
282 2008-10-16 David Edelsohn <edelsohn@gnu.org>
285 * Makefile.in (coverage.o): Depend on $(TM_P_H).
286 * coverage.c: Include tm_p.h.
287 * config/rs6000/x-aix (jc1): Override LDFLAGS.
288 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
289 dollar signs from PREFIX.
290 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
291 instead of manual strip_name_encoding.
293 2008-10-16 Richard Guenther <rguenther@suse.de>
296 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
297 volatile qualified functions or methods as relevant.
299 2008-10-16 Jakub Jelinek <jakub@redhat.com>
301 PR tree-optimization/37525
302 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
303 sizetype unsigned constants, both in the case of C and bounds.
305 2008-10-15 Jan Hubicka <jh@suse.cz>
307 * ira-emit.c (change_regs): Return false when replacing reg by
310 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
313 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
314 HARD_REGNO_CALL_PART_CLOBBERED.
316 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
319 * ira-lives.c (mark_early_clobbers): Remove.
320 (make_pseudo_conflict, check_and_make_def_use_conflicts,
321 check_and_make_def_conflicts,
322 make_early_clobber_and_input_conflicts,
323 mark_hard_reg_early_clobbers): New functions.
324 (process_bb_node_lives): Call
325 make_early_clobber_and_input_conflicts and
326 mark_hard_reg_early_clobbers. Make hard register inputs live again.
328 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
329 early clobbers of pseudo-registers.
331 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
334 * ira-build.c (ira_flattening): Recalculate
335 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
336 from the scratch instead of the propagation.
338 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
340 * doc/rtl.texi (const_double): Remove the "addr" operand.
341 Describe CONST_DOUBLE_* macros under const_double rather
343 (const_fixed): Fix the operand description.
344 (const): Add an @findex directive.
345 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
346 after the constant rtl table.
347 (fix): Combine floating-point and fixed-point descriptions.
349 * sched-deps.c (sched_analyze_2): Remove reference to
352 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
354 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
356 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
357 for UNSPEC_GOTSYM_OFFs.
358 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
359 (add_GOT_to_pic_reg): Use it.
360 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
362 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
363 Harsha Jagasia <harsha.jagasia@amd.com>
365 PR tree-optimization/37485
366 * graphite.c (gmp_cst_to_tree): Moved.
367 (iv_stack_entry_is_constant): New.
368 (iv_stack_entry_is_iv): New.
369 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
370 (loop_iv_stack_insert_constant): New.
371 (loop_iv_stack_pop): Use new datatpype.
372 (loop_iv_stack_get_iv): Same.
373 (loop_iv_stack_get_iv_from_name): Same.
374 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
375 (loop_iv_stack_patch_for_consts): New.
376 (loop_iv_stack_remove_constants): New.
377 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
378 (translate_clast): Call loop_iv_stack_patch_for_consts and
379 loop_iv_stack_remove_constants.
380 (gloog): Use new datatype. Redirect construction edge to end
381 block to avoid accidental deletion.
382 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
384 (union iv_stack_entry_data): New. Data in iv stack entry.
385 (struct iv_stack_entry): New. Datatype for iv stack entries.
387 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
389 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
390 * graphite.c (free_scop): Same.
392 (free_scattering): New.
393 (build_cloog_prog): Call free_scattering.
394 (patch_phis_for_virtual_defs): Fix memleak.
395 (graphite_trans_bb_strip_mine): Same.
398 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
399 Harsha Jagasia <harsha.jagasia@amd.com>
401 PR tree-optimization/37828
402 * graphite.c (graphite_trans_loop_block): Do not loop block
405 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
407 PR tree-optimization/37686
408 * tree-loop-linear.c (linear_transform_loops): Build a
409 loop nest vector. Pass it to lambda_compute_access_matrices.
410 * tree-data-ref.h (struct access_matrix): Store the loop nest
411 relative to which it encodes the information.
412 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
413 (am_vector_index_for_loop): Reimplemented: iterate over the
414 loop nest for finding the loop index in the access matrix.
415 (lambda_compute_access_matrices): Update declaration.
416 * lambda-code.c (build_access_matrix): Pass the loop nest and
418 (lambda_compute_access_matrices): Same.
420 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
422 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
423 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
424 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
425 already implies hard float. Also fix several insn condition
426 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
428 2008-10-15 David Edelsohn <edelsohn@gnu.org>
431 Based on patches by Laurent Vivier.
432 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
433 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
434 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
435 dollar sign to underscore.
436 (ASM_OUTPUT_EXTERNAL): Same.
437 (ASM_OUTPUT_LABELREF): New.
438 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
440 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
441 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
442 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
443 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
445 2008-10-15 Jakub Jelinek <jakub@redhat.com>
447 PR tree-optimization/36881
448 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
449 that each value doesn't need runtime relocations, for !flag_pic
450 check that each value is just a valid initializer constant.
452 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
454 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
455 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
456 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
457 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
459 (REG_CLASS_NAMES): Update accordingly.
460 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
461 rather than an unpredictable descriptive string.
462 * config/mips/mips.c (mips_register_move_cost): Remove comment.
463 (mips_register_move_cost): Check for specific COP*_REGS classes,
464 instead of ALL_COP_AND_GR_REGS.
465 (mips_ira_cover_classes): New function.
466 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
467 (TARGET_IRA_COVER_CLASSES): Define.
469 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
472 * tree.c (build_type_attribute_qual_variant): Hash on the
473 unqualified type, and don't overwrite an existing
474 (type_hash_eq): Make the TYPE_NAME of the types significant, to
475 allow distinguishing between wchar_t and its underlying type. This
476 also means that we'll retain a little more typedef information.
478 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
479 Dmitry Melnik <dm@ispras.ru>
480 Dmitry Zhurikhin <zhur@ispras.ru>
481 Alexander Monakov <amonakov@ispras.ru>
482 Maxim Kuvyrkov <maxim@codesourcery.com>
484 * target.h (struct gcc_target): Update prototypes of needs_block_p
486 * haifa-sched.c (create_check_block_twin): Update calls to the above.
487 * sel-sched.c (create_speculation_check): Likewise.
488 * doc/tm.texi: Provide documentation for new target hooks.
490 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
491 (ia64_gen_spec_insn): Removed.
492 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
493 ia64_gen_spec_check): New static functions.
494 (ia64_alloc_sched_context, ia64_init_sched_context,
495 ia64_set_sched_context, ia64_clear_sched_context,
496 ia64_free_sched_context, ia64_get_insn_spec_ds,
497 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
498 (ia64_needs_block_p): Change prototype.
499 (ia64_gen_check): Rename to ia64_gen_spec_check.
500 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
501 into declaration, add special memory dependencies handling.
502 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
503 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
504 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
505 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
506 Define new target hooks.
507 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
508 (ia64_optimization_options): Turn on selective scheduling with -O3,
509 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
510 with selective scheduling.
511 (ia64_override_options): Initialize align_loops and align_functions
512 to 32 and 64, respectively. Set global selective scheduling flags
513 according to target-dependent flags.
514 (rtx_needs_barrier): Support UNSPEC_LDS_A.
515 (group_barrier_needed): Use new mstop-bit-before-check flag.
517 (dfa_state_size): Make global.
518 (spec_check_no, max_uid): Remove.
519 (mem_ops_in_group, current_cycle): New variables.
520 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
521 Initialize new variables.
522 (is_load_p, record_memory_reference): New functions.
523 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
525 (ia64_variable_issue): Change use of current_sched_info to
526 sched_deps_info. Update comment. Note if a load or a store is issued.
527 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
528 advance if maximal number of loads or stores was issued on current
530 (scheduled_good_insn): New static helper function.
531 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
532 a group barrier is needed. Fix vertical spacing. Guard the code
533 doing state transition with last_scheduled_insn check.
534 Mark that a stop bit should be before current insn if there was a
535 cycle advance. Update current_cycle and mem_ops_in_group.
536 (ia64_h_i_d_extended): Change use of current_sched_info to
537 sched_deps_info. Reallocate stops_p by larger chunks.
538 (struct _ia64_sched_context): New structure.
539 (ia64_sched_context_t): New typedef.
540 (ia64_alloc_sched_context, ia64_init_sched_context,
541 ia64_set_sched_context, ia64_clear_sched_context,
542 ia64_free_sched_context): New static functions.
543 (gen_func_t): New typedef.
544 (get_spec_load_gen_function): New function.
545 (SPEC_GEN_EXTEND_OFFSET): Declare.
546 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
547 (get_mode_no_for_insn): Change the condition that prevents use of
548 special hardware registers so it can now handle pseudos.
549 (get_spec_unspec_code): New function.
550 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
551 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
552 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
553 during selective scheduling.
554 (ia64_speculate_insn): Use ds_get_speculation_types when
555 determining whether we need to change the pattern.
556 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
557 (ia64_spec_check_src_p): Support new speculation/check codes.
558 (struct bundle_state): New field.
559 (issue_nops_and_insn): Initialize it.
560 (insert_bundle_state): Minimize mid-bundle stop bits.
561 (important_for_bundling_p): New function.
562 (get_next_important_insn): Use important_for_bundling_p.
563 (bundling): When shifting TImode from unimportant insns, ignore
564 also group barriers. Assert that best state is found before
565 the backward bundling pass. Print number of mid-bundle stop bits.
566 Minimize mid-bundle stop bits. Check correct calculation of
567 mid-bundle stop bits.
568 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
569 (final_emit_insn_group_barriers): Emit stop bits before insns starting
571 (sel2_run): New variable.
572 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
573 scheduling pass instead of schedule_ebbs.
575 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
576 (UNSPEC_LDS_A): New UNSPEC.
577 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
578 movti_internal, movsf_internal, movdf_internal,
579 movxf_internal): Make visible. Add speculable* attributes.
580 (output_c_nc): New mode attribute.
581 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
582 mov<mode>_nc, zero_extend<mode>di2_nc,
583 advanced_load_check_nc_<mode>): New insns.
584 (zero_extend*): Add speculable* attributes.
586 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
587 (msched-stop-bits-after-every-cycle): Likewise.
588 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
590 (msched-spec-verbose): Remove.
591 (msched-prefer-non-data-spec-insns,
592 msched-prefer-non-control-spec-insns,
593 msched-count-spec-in-critical-path,
594 msel-sched-dont-check-control-spec): Use Target Report Var
595 instead of Common Report Var.
597 * config/ia64/itanium2.md: Remove incorrect bypass.
599 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
601 2008-10-14 Jakub Jelinek <jakub@redhat.com>
604 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
607 2008-10-14 Ben Elliston <bje@au.ibm.com>
609 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
611 2008-10-13 Joseph Myers <joseph@codesourcery.com>
613 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
616 2008-10-13 Matthias Klose <doko@ubuntu.com>
618 * config/pa/linux-atomic.c: Work around missing header file
619 for hppa64-linux-gnu targets.
621 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
622 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
623 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
624 Grace Cao <grace_cao@playstation.sony.com>
626 * doc/invoke.texi (-mgen-cell-microcode): Document.
627 (-mwarn-cell-microcode): Document.
628 * cfglayout.c (locator_location): Export.
629 * rtl.h (locator_location): Define prototype.
630 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
632 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
633 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
634 (mwarn-cell-microcode): New option.
635 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
636 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
637 cell and not already set.
638 Turn off string instructions if not generating cell microcode.
639 (rs6000_final_prescan_insn): New function that warns about microcoded
641 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
642 * config/rs6000/rs6000.md
643 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
644 the instruction would have been microcoded on the Cell. Set cell_micro
645 to always on unnamed patterns for the string instructions.
646 (cell_micro): Update definition, remove load/store conditional
648 (sign_extend:DI): Define new pattern for non microcoded version.
649 (sign_extend:SI): Likewise.
650 (compare (div:P)): Set cell_micro to not.
651 (andsi3): Define as an expand.
652 (andsi3_mc): New pattern.
653 (andsi3_nomc): New pattern.
654 (andsi3_internal0_nomc): New pattern.
655 (andsi3_internal2): Rename to ...
656 (andsi3_internal2_mc): this and enable iff generating microcode.
657 (andsi3_internal3): Rename to ...
658 (andsi3_internal3_mc): this and enable iff generating microcode.
659 (andsi3_internal4): Enable iif generating microcode.
660 (andsi3_internal5): Rename to ..
661 (andsi3_internal5_mc): this and enable iff generating microcode.
662 (andsi3_internal5_nomc): New pattern.
663 (extzvdi_internal1): Enable iff generating microcode.
664 (extzvdi_internal2): Likewise.
665 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
666 (anddi3): Change to expand.
667 (anddi3_mc): Rename from anddi3.
668 (anddi3_no_mc): New pattern.
669 (anddi3_internal2): Rename to ..
670 (anddi3_internal2_mc): this and enable iff generating microcode.
671 (anddi3_internal2_nomc): New pattern.
672 (anddi3_internal3): Rename to ..
673 (anddi3_internal3_mc): this and enable iff generating microcode.
674 (anddi3_internal3_nomc): New pattern.
675 (movti_string): Set cell_micro to always if TARGET_STRING.
676 (stmsi8): Set cell_micro to always.
682 (stmsi8_power): Likewise.
683 (stmsi7_power): Likewise.
684 (stmsi6_power): Likewise.
685 (stmsi5_power): Likewise.
686 (stmsi4_power): Likewise.
687 (stmsi3_power): Likewise.
688 (movsi_update2): Enable iff generating microcode.
689 (movhi_update3): Likewise.
690 (lmw): Set cell_micro to always.
692 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
694 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
695 * config/s390/s390.c (machine_function): Remove
696 decomposed_literal_pool_addresses_ok_p.
697 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
698 the difference of two labels.
699 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
700 (s390_pool_offset): New function.
701 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
702 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
704 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
706 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
707 (powerpc*-*-linux-gnu*): Describe.
708 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
709 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
710 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
711 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
712 config/rs6000/e500crtres32gpr.asm,
713 config/rs6000/e500crtres64gpr.asm,
714 config/rs6000/e500crtres64gprctr.asm,
715 config/rs6000/e500crtrest32gpr.asm,
716 config/rs6000/e500crtrest64gpr.asm,
717 config/rs6000/e500crtresx32gpr.asm,
718 config/rs6000/e500crtresx64gpr.asm,
719 config/rs6000/e500crtsav32gpr.asm,
720 config/rs6000/e500crtsav64gpr.asm,
721 config/rs6000/e500crtsav64gprctr.asm,
722 config/rs6000/e500crtsavg32gpr.asm,
723 config/rs6000/e500crtsavg64gpr.asm,
724 config/rs6000/e500crtsavg64gprctr.asm: Use it.
725 * config/rs6000/crtsavres.asm: Really remove.
727 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
730 * c-format.c (convert_format_name_to_system_name): Use
731 TARGET_OVERRIDES_FORMAT_INIT.
732 * config.gcc (extra_options): Add for mingw targets mingw.opt.
733 * config/i386/mingw.opt: New.
734 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
735 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
736 (ms_printf_length_specs): Removed const specifier.
737 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
738 * doc/invoke.texi (Wno-pedantic-ms-format): New.
740 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
743 * doc/install.texi: Bump recommended MPFR to 2.3.2.
745 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
748 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
749 sure that ref has valid bb.
751 2008-10-12 Richard Henderson <rth@redhat.com>
754 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
755 * alias.c (value_addr_p, stack_addr_p): Remove.
756 (nonoverlapping_memrefs_p): Remove IRA special case.
757 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
758 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
759 * reload1.c (alter_reg): Use it.
761 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
764 of registers instead of eax, ebx, ecx and edx. Use for loop
765 and check register for non-zero value before the call
766 to decode_caches_intel.
768 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
770 PR rtl-optimization/37448
771 * df.h: (df_ref_class): New enum.
772 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
773 (struct df_ref): Replaced with union df_ref_d.
774 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
775 New members of df_ref_d union.
776 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
777 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
778 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
779 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
780 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
781 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
782 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
783 (df_scan_bb_info, df_bb_regno_first_def_find,
784 df_bb_regno_last_def_find, df_find_def, df_find_use,
785 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
786 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
787 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
788 df_get_artificial_defs, df_get_artificial_uses, union_defs)
789 Replaced struct df_ref * with df_ref.
790 * df-scan.c (df_collection_rec, df_null_ref_rec,
791 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
792 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
793 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
794 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
795 df_reorganize_refs_by_reg_by_reg,
796 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
797 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
798 df_sort_and_compress_refs, df_install_ref, df_install_refs,
799 df_ref_record, df_get_conditional_uses, df_get_call_refs,
800 df_bb_refs_record, df_exit_block_uses_collect,
801 df_record_exit_block_uses, df_reg_chain_mark,
802 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
803 df_ref * with df_ref.
804 (df_ref_record, df_uses_record, df_ref_create_structure): Added
805 df_ref_class parameter.
806 (df_scan_problem_data): Added new pools for different types of refs.
807 (df_scan_free_internal, df_scan_alloc, df_free_ref,
808 df_ref_create_structure): Processed new ref pools.
809 (df_scan_start_dump): Added counts of refs and insns.
810 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
811 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
812 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
813 code to pass df_ref_class down to ref creation functions.
814 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
815 df_reg_chain_mark): Use macros to hide references to df_refs.
816 (df_ref_chain_change_bb): Removed.
817 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
818 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
819 Enhanced to understand df_ref union structure.
820 * fwprop.c (local_ref_killed_between_p, use_killed_between,
821 all_uses_available_at, update_df, try_fwprop_subst,
822 forward_propagate_subreg, forward_propagate_and_simplify,
823 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
824 df_ref * with df_ref.
825 (use_killed_between, all_uses_available_at): Use macros to hide
826 references to df_refs.
827 * regstat.c (regstat_bb_compute_ri,
828 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
830 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
831 see_handle_relevant_refs, see_analyze_one_def,
832 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
833 struct df_ref * with df_ref.
834 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
835 global_conflicts): Replaced struct df_ref * with df_ref.
836 * ddg.c (create_ddg_dep_from_intra_loop_link,
837 add_cross_iteration_register_deps, build_inter_loop_deps):
838 Replaced struct df_ref * with df_ref.
839 (create_ddg_dep_from_intra_loop_link,
840 add_cross_iteration_register_deps): Use macros to hide references
842 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
843 df_ref * with df_ref.
844 * df-core.c (df_bb_regno_first_def_find,
845 df_bb_regno_last_def_find, df_find_def, df_find_use,
846 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
847 debug_df_ref): Replaced struct df_ref * with df_ref.
848 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
849 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
851 * web.c (union_defs, entry_register, replace_ref, web_main):
852 Replaced struct df_ref * with df_ref.
853 (union_defs, replace_ref): Use macros to hide references to df_refs.
854 * global.c (compute_regs_asm_clobbered, build_insn_chain):
855 Replaced struct df_ref * with df_ref.
856 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
857 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
858 Replaced struct df_ref * with df_ref.
859 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
860 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
862 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
863 * df-byte-scan.c (df_compute_accessed_bytes_extract,
864 df_compute_accessed_bytes_strict_low_part,
865 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
866 Replaced struct df_ref * with df_ref.
867 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
868 * init-regs.c (initialize_uninitialized_regs): Replaced struct
869 df_ref * with df_ref.
870 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
871 check_dependency, check_dependencies, record_uses): Replaced
872 struct df_ref * with df_ref.
873 (invariant_for_use, check_dependency): Use macros to hide
874 references to df_refs.
875 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
876 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
877 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
878 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
879 references to df_refs.
880 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
882 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
883 * df-problems.c (df_rd_bb_local_compute_process_def,
884 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
885 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
886 df_chain_remove_problem, df_chain_create_bb_process_use,
887 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
888 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
889 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
890 df_byte_lr_simulate_artificial_refs_at_top,
891 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
892 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
893 df_simulate_uses, df_simulate_artificial_refs_at_end,
894 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
896 (df_chain_dump): Use macros to hide references to df_refs.
897 * config/mips/mips.c (r10k_simplify_address): Replaced struct
898 df_ref * with df_ref.
899 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
900 mark_artificial_uses, mark_reg_dependencies,
901 byte_dce_process_block): Replaced struct df_ref * with df_ref.
903 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
905 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
907 (array_ref_element_size): Likewise.
908 (array_ref_low_bound): Likewise.
909 (array_ref_up_bound): Likewise.
910 * expr.c (contains_packed_reference): Likewise.
911 (array_ref_element_size): Likewise.
912 (array_ref_low_bound): Likewise.
913 (array_ref_up_bound): Likewise.
914 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
915 with ARRAY_RANGE_REF.
916 (idx_find_step): Likewise.
917 (idx_record_use): Likewise.
918 (strip_offset_1): Likewise.
919 (idx_remove_ssa_names): Likewise.
921 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
922 Andi Kleen <ak@linux.intel.com>
924 * config/i386/cpuid.h (__cpuid_count): New defines.
925 * config/i386/driver-i386.c (struct cache_desc): New structure.
926 (describe_cache): Use struct cache_desc to pass cache descriptions.
927 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
928 (detect_caches_amd): Use struct cache_desc to describe caches.
929 (decode_caches_intel): Use struct cache_desc to pass cache
930 descriptions. Update descriptions to match latest (rev -032,
931 December 2007) CPUID documentation. Do not check valid bit here.
932 Check for Xeon MP value 0x49 problems.
933 (detect_caches_cpuid2): New function, split from detect_caches_intel.
934 Check valid bit before calling decode_caches_intel. Detect number
935 of times to repeat CPUID instruction.
936 (detect_caches_cpuid4): New function.
937 (detect_caches_intel): Depending on max_level, call
938 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
939 only when other methods fail to provide valid L2 cache description.
941 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
944 * pa.md (call, call_value): Generate an rtx for register r4 and pass
945 it to PIC call patterns.
946 (call_symref_pic): Revise pattern to expose PIC register save. Remove
947 code generation and attributes from pattern. Change peephole2 to split
948 for noreturn case. Revise split pattern for non noreturn case.
949 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
950 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
951 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
954 2008-10-11 David Edelsohn <edelsohn@gnu.org>
956 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
957 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
959 (divdf3): Reformat long line.
961 2008-10-11 Michael J. Eager <eager@eagercon.com>
963 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
965 (rs6000_handle_option): Process -mfpu options.
966 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
967 (enum fpu_type_t): New.
968 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
969 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
971 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
972 (floatdidf2): Add TARGET_SINGLE_FPU condition.
973 * config/rs6000/rs6000.opt (-mfpu): New.
975 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
976 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
977 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
978 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
979 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
981 2008-10-11 Jakub Jelinek <jakub@redhat.com>
984 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
985 LO_SUM on Darwin if mode has just one unit.
987 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
990 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
991 has been optimized out.
993 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
995 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
996 instead of PIC_DIRECT_ADDR_P.
997 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
998 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
999 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1000 (PIC_OFFSET_P): Rename to...
1001 (PCREL_SYMOFF_P): ...this.
1002 (PIC_DIRECT_ADDR_P): Delete.
1003 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1005 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1006 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1007 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1008 * config/sh/sh.c (print_operand): Remove CONST handling.
1009 (unspec_caller_rtx_p): Rewrite to use split_const and check
1010 the operands of UNSPEC bases.
1011 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1012 with (unspec [A B] UNSPEC_SYMOFF).
1013 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1014 UNSPEC_PCREL_SYMOFF.
1015 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1016 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1017 (UNSPEC_EXTRACT_U16): Likewise.
1018 (UNSPEC_SYMOFF): Likewise.
1019 (UNSPEC_PCREL_SYMOFF): Likewise.
1020 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1022 (movsi_const_16bit): Likewise.
1023 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1024 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1025 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1026 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1027 with (unspec [A B] UNSPEC_SYMOFF).
1028 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1029 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1030 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1031 (Csu): Likewise UNSPEC_EXTRACT_U16.
1032 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1033 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1035 2008-10-10 Stepan Kasal <skasal@redhat.com>
1037 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1038 for loop strip mining and loop blocking.
1040 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1042 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1043 vary types depending on debug info.
1045 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1047 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1048 before ensuring it's already computed.
1050 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1052 * rtl.h (locator_eq): New decl.
1053 * cfglayout.c (locator_scope): New function.
1054 (insn_scope): Use it.
1055 (locator_eq): New function.
1056 (fixup_reorder_chain): Search for last insn in src bb
1057 that has locator set or first insn in dest bb. Use
1058 locator_eq instead of == to compare locators.
1059 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1060 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1061 == to compare locators.
1063 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1065 * gimple-low.c (lower_function_body, lower_gimple_return,
1066 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1067 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1068 goto_block on edges if goto_locus is known.
1071 * tree.h (get_object_alignment): Declare.
1072 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1073 get_object_alignment if needed.
1074 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1076 (get_object_alignment): ... here. New function. Try harder to
1077 determine alignment from get_inner_reference returned offset.
1079 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1081 * graphite.c (gloog): Don't call find_unreachable_blocks
1082 before delte_unreachable_blocks.
1084 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1085 goto_locus of true_edge into RTL locator.
1087 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1090 (*jcc_btdi_mask_rex64): Ditto.
1092 (*jcc_btsi_mask): Ditto.
1093 (*jcc_btsi_1): Ditto.
1094 (*jcc_btsi_mask_1): Ditto.
1096 2008-10-08 Paul Brook <paul@codesourcery.com>
1098 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1099 compatible profiler (__gnu_mcount_nc).
1100 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1102 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.c (initial_ix86_tune_features): Add
1105 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1106 * config/i386/i386.h (ix86_tune_indices): Likewise.
1107 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1109 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1110 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1111 for FP to FP splitters.
1113 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1115 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1118 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1122 PR rtl-optimization/37341
1123 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1124 to ORIG_BB, pass through ORIG_BB recursively.
1125 (cse_condition_code_reg): Adjust caller.
1127 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1129 * sdbout.c (sdbout_one_type): Treat the value type
1130 CONST_DECL for enumerals.
1132 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1134 * config/i386/i386.md: Remove trailing white spaces.
1136 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1138 PR rtl-optimization/37448
1139 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1140 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1142 (struct output_info) [count]: Renamed total_created and made
1144 (struct output_info) [size]: Renamed total_allocated and made
1146 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1147 Properly keep track of desc->size.
1148 (print_statistics, dump_alloc_pool_statistics): Enhance the
1149 printing of statistics to print the number of elements and to use
1152 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1155 * opts.h (CL_SAVE): Move up to flags range.
1156 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1157 CL_COMMON): Renumber.
1158 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1159 * opts.c (common_handle_option): Revert last change.
1161 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386-protos.h (ix86_schedule): New.
1165 * config/i386/i386.c (ix86_schedule): New.
1166 (override_options): Add schedule to processor_alias_table. Set
1167 ix86_schedule from the schedule field in processor_alias_table.
1168 (ix86_function_specific_save): Save ix86_schedule.
1169 (ix86_function_specific_restore): Restore ix86_schedule.
1171 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1172 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1175 * config/i386/i386.opt: Add schedule.
1177 * config/i386/ppro.md: Remove generic32.
1179 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1182 * expr.c (count_type_elements): Handle ERROR_MARK.
1184 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1189 * basic-block.h (struct edge_def): Add goto_block field.
1190 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1191 one insn with locus corresponding to edge's goto_locus if !optimize.
1192 * profile.c (branch_prob): Copy edge's goto_block.
1193 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1195 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1196 locator in between the merged basic blocks if !optimize and needed.
1197 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1198 goto_locus into RTL locator. For unconditional jump use that
1199 locator for the jump insn.
1200 (expand_gimple_cond): Convert goto_block and goto_locus into
1201 RTL locator for all remaining edges. For unconditional jump
1202 use that locator for the jump insn.
1203 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1204 there is more than one edge or insn locator along the forwarding
1205 edges and !optimize. If there is just one, set e->goto_locus.
1206 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1208 (move_block_to_fn): Adjust edge's goto_block.
1210 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1213 * expmed.c (expand_mult): Properly check DImode constant in
1216 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1219 * dwarf2out.c (common_block_die_table): New variable.
1220 (common_block_die_table_hash, common_block_die_table_eq): New
1222 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1223 COMMON block in the current scope rather than globally. Optimize
1224 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1225 DW_OP_addr SYMBOL_REF+off.
1227 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1229 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1230 Return true for non-addressable GIMPLE operands.
1232 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1235 * config/i386/i386.c (initial_ix86_tune_features): Remove
1236 X86_TUNE_USE_BIT_TEST.
1237 * config/i386/i386.h (ix86_tune_indices): Likewise.
1238 (TARGET_USE_BIT_TEST): Removed.
1240 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1242 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1244 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1246 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1247 (mul<mode>3_mul3): ... into this new template.
1249 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1251 * gimplify.c (gimplify_arg): Add location argument. Use it.
1252 (gimplify_call_expr): Pass location to gimplify_arg.
1253 (gimplify_modify_expr_to_memcpy): Same.
1254 (gimplify_modify_expr_to_memset): Same.
1256 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1258 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1259 Update calls to build_unary_op and build_indirect_ref for location
1262 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1265 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1266 * c-typeck.c (array_to_pointer_conversion): Pass location to
1268 (function_to_pointer_conversion): Use error_at and warning_at.
1269 (build_indirect_ref): Same.
1270 (build_array_ref): Pass location to build_binary_op.
1271 (parser_build_unary_op): Do not set location after calling
1273 (build_unary_op): Add location argument. Use it throughout. Set
1274 EXPR_LOCATION before returning new tree.
1275 (build_modify_expr): Same.
1276 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1278 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1279 build_indirect_ref, build_modify_expr.
1280 (c_finish_omp_for): Same. Use error_at instead of error.
1281 * c-common.c (c_common_truthvalue_conversion): Pass location to
1283 (warn_for_div_by_zero): Add location argument.
1284 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1285 build_unary_op, warn_for_div_by_zero.
1286 * c-parser.c (c_parser_typeof_specifier): Use
1287 protected_set_expr_location.
1288 (c_parser_statement_after_labels): Same.
1289 (c_parser_condition): Same.
1290 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1291 (c_parser_conditional_expression): Use protected_set_expr_location.
1292 (c_parser_unary_expression): Pass location to build_indirect_ref.
1293 (c_parser_postfix_expression_after_primary): Pass location to
1294 build_indirect_ref, build_unary_op.
1295 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1297 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1299 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1300 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1301 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1303 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1304 (mips_issue_rate): Handle PROCESSOR_R10000.
1305 * config/mips/mips.md (cpu): Add r10000.
1307 * config/mips/10000.md: New file.
1309 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1311 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1312 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1313 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1315 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1317 * config/darwin-protos.h (machopic_function_base_name): Delete.
1318 (machopic_function_base_sym): Likewise.
1319 (machopic_gen_offset): Declare.
1320 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1321 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1322 * config/darwin.c (machopic_function_base_name): Delete.
1323 (machopic_function_base_sym): Likewise.
1324 (gen_pic_offset): Rename to...
1325 (machopic_gen_offset): ...this and remove the pic_base argument.
1326 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1327 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1328 crtl->uses_pic_offset_table.
1329 (machopic_indirect_data_reference): Use new machopic_gen_offset
1331 (machopic_legitimize_pic_address): Likewise.
1332 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1334 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1335 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1336 * config/i386/i386.c (output_set_got): Likewise.
1337 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1339 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1340 (legitimate_address_p): Likewise.
1341 (output_pic_addr_const): Likewise.
1342 (output_addr_const_extra): Likewise.
1343 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1344 match an UNSPEC rather than a MINUS.
1345 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1346 (builtin_setjmp_receiver): Use machopic_gen_offset.
1347 * config/i386/predicates.md (pic_symbolic_operand): Handle
1348 UNSPEC_MACHOPIC_OFFSET.
1350 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1351 Use machopic_gen_offset and machopic_operand_p.
1352 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1353 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1354 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1355 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1356 Set crtl->uses_pic_offset_table.
1358 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1360 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1362 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1363 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1364 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1365 (constant_pool_expr_p): Use split_const and check the base.
1366 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1368 (legitimate_constant_pool_address_p): Check toc_relative_p
1369 instead of constant_pool_expr_p.
1370 (print_operand_address): Always use output_addr_const for
1371 constant pool addresses.
1372 (rs6000_output_addr_const_extra): New function.
1373 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1375 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1379 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1380 (mark_ref_live, mark_ref_dead): Use them.
1381 (def_conflicts_with_inputs_p): Remove.
1382 (mark_early_clobbers): New function.
1383 (process_bb_node_lives): Call preprocess_constraints and
1384 mark_early_clobbers.
1386 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1388 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1390 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1391 lib with -mthread switch.
1393 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1396 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1397 function in two, making it call a new and reusable
1398 dwarf2out_imported_module_or_decl() that takes the containing
1399 BLOCK of the declaration in argument.
1400 (dwarf2out_imported_module_or_decl_real): New function.
1401 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1402 IMPORTED_DECL in account.
1403 * tree.def: Added IMPORTED_DECL node type.
1404 * tree.h: Added accessors for IMPORTED_DECL nodes.
1405 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1407 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1409 * doc/gimple.texi: Fix some typos, wrap some long lines,
1410 fix some broken wraps with continuations.
1411 * tree-ssa-reassoc.c: Fix comment typos.
1413 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1416 * pa.c (legitimize_pic_address): Force function labels to memory in
1419 2008-10-04 Anton Blanchard <anton@samba.org>
1421 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1422 (rs6000_split_atomic_op): Same.
1423 (rs6000_split_compare_and_swap): Same.
1424 (rs6000_split_compare_and_swapqhi): Same.
1426 2008-10-04 Richard Guenther <rguenther@suse.de>
1428 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1429 instead of pointer equality.
1430 (vn_nary_op_eq): Likewise.
1432 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1434 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1436 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1437 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1439 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1441 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1442 Revert previous change.
1444 2008-10-03 Tom Tromey <tromey@redhat.com>
1446 * stringpool.c (ggc_alloc_string): Terminate string.
1448 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1450 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1451 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1452 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1455 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1458 2008-10-03 Pascal Obry <obry@adacore.com>
1460 * gcov.c (create_file_names): Properly handle UNIX and DOS
1461 directory separators.
1462 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1463 separator to '~' to ensure clean filenames on Windows.
1465 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1467 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1468 Add a null terminator to the stripped name.
1470 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1472 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1473 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1474 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1475 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1476 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1477 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1478 TARGET_SINGLE_FLOAT.
1480 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1482 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1484 2008-10-02 Richard Guenther <rguenther@suse.de>
1487 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1488 and VECTOR_TYPE recurse with useless_type_conversion_p which
1489 properly handles void pointer conversion.
1491 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1494 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1495 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1497 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1499 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1500 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1501 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1502 they translate to non builtins.
1503 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1504 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1505 __builtin_vec_promote, __builtin_vec_extract, and
1506 __builtin_vec_insert.
1507 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1508 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1509 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1510 * config/rs6000/altivec.h (vec_extract): Define
1511 (vec_insert): Define.
1512 (vec_splats): Define.
1513 (vec_promote): Define.
1515 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1516 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1517 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1519 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1521 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1522 prototype. Add new parameter, blk.
1523 Use BLKmode for the MEM if blk is true.
1524 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1525 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1526 ALTIVEC_BUILTIN_STVRXL.
1527 Update usage of altivec_expand_lv_builtin.
1528 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1529 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1530 (altivec_init_builtins): If compiling for the Cell, also define the
1532 * config/rs6000/rs6000.h (rs6000_builtins): Define
1533 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1534 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1535 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1536 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1537 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1538 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1539 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1540 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1541 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1542 UNSPEC_STVRX, and UNSPEC_STVRXL.
1543 (altivec_lvlx): New pattern.
1544 (altivec_lvlxl): New pattern.
1545 (altivec_lvrx): New pattern.
1546 (altivec_lvrxl): New pattern.
1547 (altivec_stvlx): New pattern.
1548 (altivec_stvlxl): New pattern.
1549 (altivec_stvrx): New pattern.
1550 (altivec_stvrxl): New pattern.
1551 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1552 (vec_lvlxl): Likewise.
1553 (vec_lvrx): Define if PPU is defined.
1554 (vec_lvrxl): Likewise.
1555 (vec_stvlx): Define if PPU is defined.
1556 (vec_stvlxl): Likewise.
1557 (vec_stvrx): Define if PPU is defined.
1558 (vec_stvrxl): Likewise.
1560 2008-10-01 Geert Bosch <bosch@adacore.com>
1562 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1564 2008-10-01 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/37617
1567 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1568 do not add to the NEW_SETS.
1570 2008-10-01 Richard Guenther <rguenther@suse.de>
1573 * tree-vrp.c (execute_vrp): If we optimized away the default
1574 case make sure to promote the label that got in place of it
1575 to a default case label.
1577 2008-10-01 Richard Henderson <rth@redhat.com>
1580 * tree-complex.c (set_component_ssa_name): Don't optimize
1581 is_gimple_min_invariant values with ssa_names in abnormal phis.
1583 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1585 PR tree-optimization/37662
1586 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1587 commutative binary operation if they are in the wrong order and
1588 fold_build2 produces non-GIMPLE.
1590 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1592 PR tree-optimization/37662
1593 PR tree-optimization/37663
1594 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1595 get_value_range with non-SSA_NAME. Don't assert operands have been
1596 folded, instead just bail out.
1598 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1600 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1602 2008-09-30 Richard Guenther <rguenther@suse.de>
1605 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1606 build restrict-qualified pointers.
1607 (vectorizable_store): Move alias check later.
1608 (vectorizable_load): Likewise.
1610 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1612 * c-common.c (empty_if_body_warning): Remove.
1613 * c-common.h (empty_if_body_warning): Remove.
1614 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1615 here the -Wempty-body warning for `if' and `else' statements.
1616 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1618 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1620 * config/i386/i386.opt: Add msse2avx.
1622 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1623 * config/i386/linux64.h (ASM_SPEC): Likewise.
1625 * doc/invoke.texi: Document -msse2avx.
1627 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1629 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1631 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1633 * ifcvt.c (noce_emit_store_flag): If using condition from original
1634 jump, reverse it if if_info->cond was reversed.
1636 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1638 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1639 non-constant memory if it cannot be forced to constant memory.
1640 Overhaul surrounding code and factor out common condition.
1642 2008-09-29 Jeff Law <law@redhat.com>
1644 * reload1.c (alter_reg): Add missing curly braces.
1646 2008-09-29 Michael J. Eager <eager@eagercon.com>
1648 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1650 * config/rs6000/rs6000.c (rs6000_override_options): Move
1651 rs6000_init_hard_regno_mode_ok after all options changed.
1652 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1653 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1654 -msimple-fpu flags. Add warning messages if single FP not configured.
1655 (rs6000_file_start): Output gnu_attribute for single-float.
1656 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1657 (rs6000_legitimize_address): Likewise.
1658 (rs6000_legitimize_reload_address): Likewise.
1659 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1660 TARGET_SINGLE_FLOAT.
1661 (function_arg_advance): Likewise (partial conversion).
1662 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1663 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1664 TARGET_SINGLE_FLOAT.
1665 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1666 (rs6000_emit_prologue): Likewise.
1667 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1668 TARGET_SINGLE_FLOAT.
1669 (rs6000_libcall_value): Likewise.
1670 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1671 (TARGET_DOUBLE_FLOAT): New default to 1
1672 (TARGET_SIMPLE_FPU): New default to 0
1673 (TARGET_SINGLE_FPU): New default to 0
1674 (TARGET_SINGLE_FLOAT_MODE): New.
1675 (TARGET_DOUBLE_FLOAT_MODE): New.
1676 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1677 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1679 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1680 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1681 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1682 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1683 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1684 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1685 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1686 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1687 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1688 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1689 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1690 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1691 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1692 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1693 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1694 cmptf_internal1, *cmptf_internal2): Condition on
1695 TARGET_DOUBLE_FLOAT.
1696 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1697 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1698 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1699 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1700 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1701 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1702 TARGET_SINGLE_FLOAT.
1703 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1704 * config/rs6000/rs6000.opt (-msingle-float): New.
1705 (-mdouble-float): New.
1706 (-msimple-fpu): New.
1707 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1708 -msingle-float, -mdouble-float, -msimple-fpu options.
1709 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1710 _SOFT_DOUBLE for -msingle-float.
1711 * config.gcc: New config for target=powerpc-xilinx-eabi.
1713 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1715 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1716 have exit and entry.
1717 (new_scop): Take entry and exit edge to define new SCoP.
1718 (sd_region_p): New structure used during SCoP detection.
1719 (move_scops): Delete.
1720 (move_sd_regions): New.
1721 (scopdet_info): Change the definition from edges back to basic_blocks.
1722 (scopdet_edge_info): Work on basic_blocks and rename to
1723 scopdet_basic_block_info.
1724 (split_difficult_bb): At the moment removed. We should later
1725 add it at another place.
1726 (build_scops_1): Work on basic_blocks.
1727 (bb_in_sd_region): New.
1728 (find_single_entry_edge): New.
1729 (find_single_exit_edge): New.
1730 (create_single_entry_edge): New.
1731 (sd_region_without_exit): New.
1732 (create_single_exit_edge): New.
1733 (unmark_exit_edges): New.
1734 (mark_exit_edges): New.
1735 (create_sese_edges): New.
1736 (build_graphite_scops): New.
1737 (build_scops): Make SCoPs SESE.
1738 (limit_scops): Use the new functions.
1740 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1742 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1744 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1747 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1748 address to a register before taking the lower part.
1750 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1752 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1755 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1756 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1759 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1760 the newly created variable.
1761 Create a VECTOR_CST of all 1s for vector types.
1763 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1766 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1768 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1770 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1771 order to convert between modes.
1772 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1774 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1776 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1779 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1782 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1786 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1788 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1789 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1790 them to yield false with MIPS16.
1792 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1795 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1796 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1797 mem_loc_descriptor failed. Accept UNSPEC.
1798 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1799 fail if one of the loc_descriptor calls for pieces failed.
1800 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1801 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1802 if loc_descriptor_from_tree_1 on offset failed.
1805 * opts.c (common_handle_option): Don't call print_specific_help with
1806 CL_SAVE as first argument.
1808 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1809 Steve Ellcey <sje@cup.hp.com>
1811 * configure: Regenerate for new libtool.
1812 * aclocal.m4: Ditto.
1814 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1816 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1817 alias set on MEM when saving stack pointer.
1818 * config/rs6000/rs6000.md (allocate_stack): Likewise
1820 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1822 PR tree-optimization/37574
1823 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1824 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1825 instead of vector_type for constants. Take computation out of loop.
1826 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1827 and use only vector_type for invariant case.
1828 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1830 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1833 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1834 the decl is a VAR_DECL or FUNCTION_DECL.
1836 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1839 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1840 (mark_ref_live, mark_ref_dead): Use them.
1841 (def_conflicts_with_inputs_p): Remove.
1842 (mark_early_clobbers): New function.
1843 (process_bb_node_lives): Call preprocess_constraints and
1844 mark_early_clobbers.
1846 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1848 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1851 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1852 (ira_compress_allocno_live_ranges): New prototype.
1854 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1855 (coalesced_allocnos_living_at_program_points): New.
1856 (coalesced_allocnos_live_at_points_p,
1857 set_coalesced_allocnos_live_points): New functions.
1858 (coalesce_spill_slots): Rewrite.
1860 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1861 ira_compress_allocno_live_ranges): New functions.
1863 * ira-build.c (ira_flattening): Call
1864 ira_compress_allocno_live_ranges.
1867 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1869 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1872 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1874 * combine.c (make_compound_operation): Handle the 'E' format.
1875 (count_rtxs): Likewise.
1876 (update_table_tick): Likewise.
1877 (get_last_value_validate): Likewise.
1879 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1881 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1883 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1885 * matrix-reorg.c (transform_allocation_sites): Initializers
1886 added to avoid the warning.
1888 2008-09-25 Martin Jambor <mjambor@suse.cz>
1890 * cgraph.c (free_nodes): New variable.
1891 (NEXT_FREE_NODE): New macro.
1892 (cgraph_create_node): Reuse nodes from the free list. Do not
1893 update uid if doing so.
1894 (cgraph_remove_node): Add the node to the free list.
1896 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1898 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1900 2008-09-24 Richard Henderson <rth@redhat.com>
1902 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1903 * unwind-dw2.c (execute_stack_op): Handle it.
1905 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1908 2008-09-24 Michael J. Eager <eager@eagercon.com>
1910 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1912 * c-common.c (fname_decl): New location argument.
1913 * c-common.h (fname_decl): Same.
1914 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1916 (c_parser_typeof_specifier): Same.
1917 (c_parser_parms_list_declarator): Same.
1918 (c_parser_asm_string_literal): Same.
1919 (c_parser_compound_statement_nostart): Same.
1920 (c_parser_label): Same.
1921 (c_parser_do_statement): Same.
1922 (c_parser_asm_statement): Same.
1923 (c_parser_unary_expression): Same.
1924 (c_parser_sizeof_expression): Same.
1925 (c_parser_postfix_expression): Same.
1926 (c_parser_pragma): Same.
1927 (c_parser_omp_clause_collapse): Same.
1928 (c_parser_omp_clause_num_threads): Same.
1929 (c_parser_omp_clause_schedule): Same.
1930 (c_parser_omp_all_clauses): Same.
1931 (c_parser_omp_sections_scope): Same.
1932 (c_parser_omp_for_loop): Same. Pass condition's location to
1933 c_objc_common_truthvalue_conversion.
1934 (c_parser_enum_specifier): Remove comment.
1936 2008-09-24 Michael J. Eager <eager@eagercon.com>
1938 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1940 * config/rs6000/rs6000.c (rs6000_override_options): Move
1941 rs6000_init_hard_regno_mode_ok after all options changed.
1942 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1943 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1944 -msimple-fpu flags. Add warning messages if single FP not configured.
1945 (rs6000_file_start): Output gnu_attribute for single-float.
1946 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1947 (rs6000_legitimize_address): Likewise.
1948 (rs6000_legitimize_reload_address): Likewise.
1949 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1950 TARGET_SINGLE_FLOAT.
1951 (function_arg_advance): Likewise.
1952 (function_arg): Likewise.
1953 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1954 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1955 TARGET_SINGLE_FLOAT.
1956 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1957 (rs6000_emit_prologue): Likewise.
1958 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1959 TARGET_SINGLE_FLOAT.
1960 (rs6000_libcall_value): Likewise.
1961 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1962 (TARGET_DOUBLE_FLOAT): New default to 1
1963 (TARGET_SIMPLE_FPU): New default to 0
1964 (TARGET_SINGLE_FPU): New default to 0
1965 (TARGET_SINGLE_FLOAT_MODE): New.
1966 (TARGET_DOUBLE_FLOAT_MODE): New.
1967 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1968 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1970 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1971 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1972 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1973 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1974 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1975 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1976 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1977 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1978 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1979 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1980 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1981 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1982 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1983 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1984 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1985 cmptf_internal1, *cmptf_internal2): Condition on
1986 TARGET_DOUBLE_FLOAT.
1987 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1988 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1989 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1990 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1991 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1992 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1993 TARGET_SINGLE_FLOAT.
1994 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1995 * config/rs6000/rs6000.opt (-msingle-float): New.
1996 (-mdouble-float): New.
1997 (-msimple-fpu): New.
1998 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1999 -msingle-float, -mdouble-float, -msimple-fpu options.
2000 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2001 _SOFT_DOUBLE for -msingle-float.
2002 * config.gcc: New config for target=powerpc-xilinx-eabi.
2004 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2006 * config/sparc/constraints.md: New file.
2007 * config/sparc/sparc.md: Include it.
2008 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2009 (sparc_extra_constraint_check): Delete.
2010 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2011 (memory_ok_for_ldd): New predicate.
2012 (sparc_extra_constraint_check): Delete.
2013 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2014 (CONST_OK_FOR_LETTER_P): Likewise.
2015 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2016 (EXTRA_CONSTRAINT): Likewise.
2018 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2020 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2022 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2024 * alias.c (find_base_value): Use FIND_BASE_TERM.
2025 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2027 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2029 * config/i386/i386.c: Include cselib.h.
2030 (ix86_pic_register_p): New function.
2031 (ix86_delegitimize_address): Use it to check for the PIC register.
2033 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2035 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2036 * config/i386/i386.c (ix86_find_base_term): Don't check for
2037 SYMBOL_REF and LABEL_REF.
2039 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2041 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2042 constant PLUS in a CONST.
2044 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2046 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2047 check for sibcall support for w64.
2049 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2051 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2053 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2055 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2056 parser_build_binary_op.
2057 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2058 * c-typeck.c (build_array_ref): Same.
2059 (parser_build_unary_op): New location argument.
2060 (pointer_diff): Pass location to build_binary_op,
2061 c_objc_common_truthvalue_conversion.
2062 (build_modify_expr): Same.
2063 (build_unary_op): New location argument.
2064 (build_binary_op): New location argument.
2065 (c_objc_common_truthvalue_conversion): Pass location to
2066 c_*common_truthvalue_conversion.
2067 * c-convert.c (convert): Same.
2068 * c-common.c (binary_op_error): New location argument.
2069 (pointer_int_sum): Pass location to build_binary_op.
2070 (c_common_truthvalue_conversion): New location argument.
2071 (warn_for_sign_compare): Same.
2072 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2073 binary_op_error, build_binary_op, warn_for_sign_compare.
2074 * c-parser.c (c_parser_condition): Pass location to
2075 c_*common_truthvalue_conversion.
2076 (c_parser_conditional_expression): Save condition's location and pass
2078 (c_parser_binary_expression): Same, but for the binary operator's
2080 (c_parser_omp_for_loop): Pass location to
2081 c_objc_common_truthvalue_conversion.
2083 2008-09-23 Martin Jambor <mjambor@suse.cz>
2085 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2086 (cgraph_node_remove_callees): New temporary f. Hold the next item
2088 (cgraph_node_remove_callers): Likewise.
2090 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2091 (ipa_node_removal_hook): Likewise.
2093 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2094 gimple_call_copy_skip_args and moved to the gimple_call section.
2095 * gimple.c (gimple_copy_call_skip_args): Renamed to
2096 gimple_call_copy_skip_args. Changed al users.
2098 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2100 * ira-color.c (start_allocno_priorities): Rename to
2101 setup_allocno_priorities. Use costs and
2102 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2103 range lengths. Get rid off doubles.
2104 (ira_fast_allocations): Call start_allocno_priorities.
2106 2008-09-22 David Daney <ddaney@avtrex.com>
2109 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2110 register if TARGET_LONG_CALLS.
2112 2008-09-22 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/37145
2115 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2116 value-numbering union accesses with their offset and size only.
2117 (visit_reference_op_load): Fix simplification of inserted conversions.
2118 * tree-ssa-pre.c (find_or_generate_expression): Do not
2119 recursively generate expressions if running FRE.
2121 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2123 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2124 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2127 2008-09-22 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/37145
2130 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2131 (phi_translate_1): Constant fold references.
2133 2008-09-22 Ira Rosen <irar@il.ibm.com>
2135 PR tree-optimization/37482
2136 * tree-vectorizer.h (struct _slp_instance): Add new field.
2137 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2138 (get_earlier_stmt): New function.
2139 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2141 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2142 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2143 asserts that GSI points to the scalar statement being vectorized.
2144 Set new statement location according to GSI.
2145 (vect_schedule_slp_instance): Use GSI of
2146 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2148 2008-09-21 Jan Hubicka <jh@suse.cz>
2150 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2151 (ipcp_insert_stage): Update dead_nodes bitmap.
2153 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2156 * config/i386/t-cygming (SHLIB_LC): Remove.
2157 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2158 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2160 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2164 * final.c (mark_symbol_ref_as_used): New helper function.
2165 (output_operand): Instead of just looking inside MEMs for
2166 SYMBOL_REFs, use new helper function and for_each_rtx.
2167 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2168 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2169 Make head comment more general.
2170 * config/darwin.c (machopic_output_indirection): Handle weak
2171 references here, like in assemble_external.
2173 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2175 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2176 (sparc_emit_float_lib_cmp): Change return type.
2177 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2178 (gen_compare_operator): New function.
2179 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2180 the comparison sequence. Minor tweaks.
2181 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2182 that the final operator and the result of sparc_emit_float_lib_cmp
2183 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2184 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2185 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2186 result of sparc_emit_float_lib_cmp match for software TFmode.
2187 (movqicc, movhicc, movsicc, movdicc): Merge into...
2188 (mov<I:mode>cc): ...this.
2189 (movsfcc, movdfcc, movtfcc): Merge into...
2190 (mov<F:mode>cc): ...this.
2191 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2193 (mov<I:mode>_cc_v9): ...this.
2194 (movdi_cc_sp64_trunc): Delete.
2195 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2196 movdi_cc_reg_sp64): Merge into...
2197 (mov<I:mode>_cc_reg_sp64): ...this.
2198 (movsf_cc_sp64): Rename into...
2199 (movsf_cc_v9): ...this.
2200 (movdf_cc_sp64): Rename into...
2201 (movdf_cc_v9): ...this.
2202 (movtf_cc_hq_sp64): Rename into...
2203 (movtf_cc_hq_v9): ...this.
2204 (movtf_cc_sp64): Rename into...
2205 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2207 2008-09-21 Diego Novillo <dnovillo@google.com>
2209 * doc/gccint.texi: Include generic.texi and gimple.texi.
2211 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2212 (GIMPLE): Move to gimple.texi.
2213 (Annotations): Remove references to to stmt_ann_t and
2215 (SSA Operands): Rename from 'Statement Operands'.
2216 * doc/generic.texi: New.
2217 * doc/gimple.texi: New.
2218 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2219 * Makefile.in (TEXI_GCCINT_FILES):
2220 * gimple.c (gimple_copy_call_skip_args): Rename from
2221 giple_copy_call_skip_args. Update all users.
2222 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2224 2008-09-21 Ira Rosen <irar@il.ibm.com>
2226 PR tree-optimization/37539
2227 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2228 statement in related statement field only for the first load of the
2229 group of loads with the same data reference.
2231 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2233 * config/mips/mips.h (TUNE_OCTEON): New macro.
2234 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2235 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2236 * config/mips/octeon.md: New file.
2237 * config/mips/mips.md: Include octeon.md. Restore
2238 semi-alphabetical order of include files.
2240 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/i386.md (*jcc_fused_1): Removed.
2244 (*jcc_fused_2): Likewise.
2245 (*jcc_fused_3): Likewise.
2246 (*jcc_fused_4): Likewise.
2248 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2250 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2251 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2252 * target.h (gcc_target): Add ira_cover_classes.
2253 * ira.c: Remove IRA_COVER_CLASSES guards.
2254 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2255 instead of IRA_COVER_CLASSES.
2256 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2257 (setup_class_translate): Likewise.
2258 (setup_reg_class_intersect_union): Likewise.
2259 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2260 test of targetm.ira_cover_classes.
2261 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2262 of IRA_COVER_CLASSES.
2263 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2264 (TARGET_INITIALIZER): Include it.
2265 * targhooks.h (default_ira_cover_classes): Declare.
2266 * targhooks.c (default_ira_cover_classes): New function.
2268 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2270 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2272 2008-09-19 Ian Lance Taylor <iant@google.com>
2274 * varasm.c (narrowing_initializer_constant_valid_p): Return
2275 NULL_TREE if ENDTYPE is not an integer.
2277 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2280 * tree-ssa.c (execute_update_addresses_taken): Also update
2281 DECL_GIMPLE_REG_P for vector and complex types.
2283 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2284 Jan Hubicka <jh@suse.cz>
2287 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2288 empty before freeing them.
2289 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2291 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2293 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2294 * config/xtensa/predicates.md (tls_symbol_operand): New.
2295 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2296 (TARGET_CANNOT_FORCE_MEM): Define.
2297 (xtensa_tls_symbol_p): New.
2298 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2299 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2300 (xtensa_tls_module_base): New.
2301 (xtensa_call_tls_desc): New.
2302 (xtensa_legitimize_tls_address): New.
2303 (xtensa_legitimize_address): Handle TLS symbols.
2304 (xtensa_tls_referenced_p_1): New.
2305 (xtensa_tls_referenced_p): New.
2306 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2308 (XTENSA_BUILTIN_THREAD_POINTER): New.
2309 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2310 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2311 builtin. Add declarations for __builtin_thread_pointer and
2312 __builtin_set_thread_pointer.
2313 (xtensa_fold_builtin): Recognize new builtins.
2314 (xtensa_expand_builtin): Expand new builtins.
2315 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2316 (TARGET_THREADPTR): Define.
2317 (HAVE_AS_TLS): Define default value.
2318 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2319 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2320 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2321 (UNSPECV_SET_TP): New.
2322 (sym_TPOFF, sym_DTPOFF): New.
2323 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2324 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2325 * configure: Regenerated.
2327 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2330 * config/ia64/ia64.c (ia64_optimization_options): Move
2331 checking and setting flag_schedule_insns_after_reload and
2332 ia64_flag_schedule_insns2 back to ...
2333 (ia64_override_options): Here.
2335 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2338 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2339 zero extend count after the correction to it is done.
2340 (doloop_optimize): Update call to doloop_modify, don't zero extend
2343 2008-09-18 Martin Jambor <mjambor@suse.cz>
2345 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2347 * ipa-prop.c: Correct comments.
2348 * ipa-prop.h: Likewise.
2350 2008-09-18 Jan Hubicka <jh@suse.cz>
2353 * ipa-reference.c (ipa_reference_local_vars_info_d,
2354 ipa_reference_global_vars_info_d,
2355 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2356 ipa_reference_vars_info_t): Move here from ipa-reference.h
2357 (node_duplication_hook_holder, node_removal_hook_holder): New.
2358 (get_reference_vars_info_from_cgraph): Rename to ...
2359 (get_reference_vars_info): ... this one, use cgraph uids.
2360 (get_local_reference_vars_info, get_global_reference_vars_info):
2361 Use cgraph instead of decl.
2362 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2364 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2365 ipa_reference_get_written_global,
2366 ipa_reference_get_not_written_global): Use cgraph argument.
2367 (check_call): Simplify avail check.
2368 (scan_stmt_for_static_refs): Update.
2369 (propagate_bits): Update.
2370 (merge_callee_local_info): Remove.
2371 (init_function_info): Use cgraph nodes.
2372 (clean_function_local_data): Break out from ...
2373 (clean_function): ... here.
2374 (copy_local_bitmap, copy_global_bitmap): New functions.
2375 (duplicate_node_data, remove_node_data): New functions.
2376 (generate_summary): Register hooks; use visibility instead of
2378 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2379 * ipa-reference.h (ipa_reference_local_vars_info_d,
2380 ipa_reference_global_vars_info_d,
2381 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2382 ipa_reference_vars_info_t): Move to ipa-reference.c
2383 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2385 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2386 ipa_reference_get_not_read_global,
2387 ipa_reference_get_not_written_global): Update prototype.
2388 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2389 (init_state): Remove.
2390 (node_duplication_hook_holder, node_removal_hook_holder): New.
2391 (get_function_state, set_function_state): Use VECtor.
2392 (analyze_function): Check body availability.
2393 (add_new_function): Likewise.
2394 (duplicate_node_data, remove_node_data): New.
2395 (generate_summary): Register hooks; do not care about clones.
2396 (propafate): Do not care about clones; recursive functions are
2398 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2399 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2400 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2402 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2403 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2404 Update call of ipa-reference accesors.
2406 2008-09-18 Simon Baldwin <simonb@google.com>
2408 * c-opts.c (c_common_handle_option): Add handling for
2409 -Wbuiltin-macro-redefined command line option.
2410 * c.opt: Added builtin-macro-redefined option.
2411 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2414 2008-09-18 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/37258
2417 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2418 and signedness for integral types.
2419 (vn_phi_eq): Require compatible types.
2421 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2424 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2425 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2427 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2428 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2429 ggc_free other TREE_LIST nodes from that chain.
2430 * function.c (instantiate_decls): Instantiate also DECL_RTL
2431 of vars in cfun->local_decls, free that list afterwards.
2433 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2435 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2436 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2438 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2440 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2441 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2443 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2445 PR tree-optimization/37102
2446 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2447 from a node. Check to see if another PHI is dead.
2448 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2449 remove real PHIs which have no uses.
2450 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2452 2008-09-18 Richard Guenther <rguenther@suse.de>
2455 * tree-cfg.c (remove_useless_stmts_1): Remove
2456 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2458 2008-09-18 Nick Clifton <nickc@redhat.com>
2460 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2461 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2462 to frv_secondary_reload_class.
2463 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2464 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2465 (frv_secondary_reload_class): Omit unused parameter.
2466 (frv_secondary_reload): New function. Handle the case when
2467 secondary_reload_class() is called before the reload_(in|out)
2468 _optabs have been initialised.
2469 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2471 * config/frv/frv.md: Define an exclusion set between fr550_m0
2474 2008-09-18 Richard Guenther <rguenther@suse.de>
2476 PR tree-optimization/37456
2477 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2478 want to insert after ends a BB insert on the single fallthru
2481 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2483 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2484 Mention -march=z9-109, z9-ec and z10.
2486 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2488 PR rtl-optimization/37544
2489 * regrename.c (maybe_mode_change): Exit early when copy_mode
2490 is narrower than orig_mode and narrower than new_mode.
2492 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2495 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2497 * sched-rgn.c (ref_counts): Remove.
2498 (insn_referenced): New static variable.
2499 (INSN_REF_COUNT): Remove.
2500 (sched_run_compute_dependencies): Use insn_referenced instead of
2502 (add_branch_dependences): Likewise. Delete dead assignment.
2504 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2506 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2507 consumer is an asm. Add comment why this is important.
2508 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2509 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2511 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2513 * expr.c (emit_group_store): Do not shift before moving via a
2516 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2518 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2519 from aggregate to non-aggregate type if the bit pattern is not fully
2520 preserved afterwards.
2522 2008-09-17 Richard Guenther <rguenther@suse.de>
2524 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2525 (verify_gimple_assign): ... this. Split into ...
2526 (verify_gimple_assign_unary): ... this,
2527 (verify_gimple_assign_binary): ... that,
2528 (verify_gimple_assign_single): ... and this.
2529 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2530 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2531 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2532 (verify_types_in_gimple_reference): Be forgiving with
2534 (verify_gimple_phi): Deal with virtual operands.
2536 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2538 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2540 * tree.c (get_callee_fndecl): Don't call the language hook.
2541 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2542 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2543 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2545 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2547 * tree.c (protected_set_expr_location): Don't unnecessarily
2548 check for error_mark_node.
2550 2008-09-17 Art Haas <ahaas@impactweather.com>
2552 * ipa-reference.c (analyze_function): Declare step only if
2553 ENABLE_CHECKING is defined.
2555 2008-09-17 Jan Hubicka <jh@suse.cz>
2558 * tree.h (DECL_INLINE): remove.
2559 (DECL_DECLARED_INLINE_P): Update docs.
2560 (DECL_NO_INLINE_WARNING_P): new.
2561 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2562 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2564 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2565 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2568 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2571 2008-09-17 Jan Hubicka <jh@suse.cz>
2573 * ipa-reference.c (ipa_obstack): Remove.
2574 (local_info_obstack, global_info_obstack): New.
2575 (add_static_var): We now handle variables only.
2576 (mark_address_taken, mark_load, mark_store): New functions based on ...
2577 (check_operand): ... remove.
2578 (get_asm_stmt_operands): Rename to ...
2579 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2580 (scan_stmt_for_static_refs): Rewrite.
2581 (scan_op_for_static_refs): Rename to ...
2582 (scan_initializer_for_static_refs): do not look for VAR_DECL
2583 initializers; stop recursion on types and decls.
2584 (ipa_init): Use proper obstacks.
2585 (analyze_variable): Use scan_initializer_for_static_refs.
2586 (init_function_info): Use local obstack.
2587 (analyze_function): Simplify.
2588 (add_new_function): We don't need visited_nodes obstack.
2589 (generate_summary): Use proper obstacks; cleanup after propagation.
2591 2008-09-17 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/37491
2595 * alias.c (get_alias_set): Use the canonical type.
2596 * tree-vect-transform.c (vectorizable_store): Use the type of
2597 the lhs for the vector type. Adjust checking.
2598 (vectorizable_load): Adjust checking.
2600 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2601 Adam Nemet <anemet@caviumnetworks.com>
2603 PR rtl-optimization/37483
2604 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2605 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2606 Rearrange code to better match the original comment. Check
2607 t_unconditional first. Improve comment.
2609 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2612 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2613 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2616 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2617 GIMPLE_TRY if cleanup sequence is empty.
2619 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2622 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2623 eliminate IV if the cost are the same.
2625 2008-09-16 Richard Guenther <rguenther@suse.de>
2628 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2631 2008-09-16 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/37508
2634 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2636 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2638 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2640 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2642 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2643 use gen_floatdidf2 directly.
2644 (floatunssidf2): Likewise.
2645 (floatsidf_ppc64_mfpgpr): Remove.
2646 (floatsidf_ppc64): Remove.
2647 (floatunssidf_ppc64): Remove.
2649 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2651 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2652 rather than update_cost_queue.
2654 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2655 in every call starting with the second one, instead of only when
2656 alias_bitmap_obstack.elements != NULL.
2658 * tree-predcom.c (filter_suitable_components): Free all refs in
2659 act->refs vector before calling release_component.
2660 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2662 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2664 * tree-loop-linear.c (linear_transform_loops): Initialize
2665 lambda_obstack only after calling perfect_loop_nest_depth.
2666 Goto free_and_continue instead of just continue for later failures.
2669 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2672 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2674 2008-09-14 Andreas Schwab <schwab@suse.de>
2676 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2678 2008-09-14 Jan Hubicka <jh@suse.cz>
2680 * invoke.texi (-fconserve-stack): Document.
2681 * opts.c (decode_options): Handle conserve_stack.
2682 * common.opt (fconvserve_stack): New.
2684 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2686 * config.host: Add x-aix to host_xmake_file.
2687 * config/rs6000/t-aix52: Do not override LDFLAGS.
2688 * config/rs6000/x-aix: New file.
2690 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2696 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2697 is not recognized as a valid register usage. Allow REG_X to be used
2699 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2700 forces a reload when using a base register.
2702 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2704 * config/i386/cygming-crtend.c (register_frame_ctor): If
2705 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2706 directly with atexit.
2707 (deregister_frame_ctor): Rename to ...
2708 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2709 if !DEFAULT_USE_CXA_ATEXIT.
2711 2008-09-13 Jan Hubicka <jh@suse.cz>
2713 * cgraph.c: Include value-prof.h
2714 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2716 2008-09-13 Jan Hubicka <jh@suse.cz>
2719 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2720 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2721 tree_gen_one_value_profiler, tree_gen_average_profiler,
2722 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2724 2008-09-13 Jan Hubicka <jh@suse.cz>
2726 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2727 too many bytes on misalligned blocks.
2729 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2731 * doc/cfg.texi: Fix some typos.
2732 * doc/extend.texi: Likewise.
2733 * doc/install.texi: Likewise.
2734 * doc/invoke.texi: Likewise.
2735 * doc/rtl.texi: Likewise.
2736 * doc/tree-ssa.texi: Likewise.
2738 2008-09-13 Richard Guenther <rguenther@suse.de>
2741 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2742 gimple stores for memory rhs.
2744 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2746 PR rtl-optimization/37489
2747 * cse.c (fold_rtx): Don't return const_true_rtx for float
2748 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2750 2008-09-13 Jan Hubicka <jh@suse.cz>
2752 PR tree-optimization/37392
2753 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2755 2008-09-13 Martin Jambor <mjambor@suse.cz>
2756 Jan Hubicka <jh@suse.cz>
2758 * cgraph.c (free_edges): New variable.
2759 (NEXT_FREE_EDGE): New macro.
2760 (cgraph_free_edge): New function.
2761 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2762 (cgraph_node_remove_callees): Likewise.
2763 (cgraph_node_remove_callers): Likewise.
2764 (cgraph_create_edge): Reuse edges from the free list. Do not
2765 update uid if doing so.
2766 (cgraph_remove_*_hook): Add free call.
2768 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2770 * ira-color.c (conflict_allocno_vec): Delete.
2771 (update_cost_queue_elem): New structure.
2772 (update_cost_queue): New variable.
2773 (update_cost_queue_tail): Likewise.
2774 (update_cost_queue_elems): Likewise.
2775 (allocno_update_cost_check): Delete.
2776 (initiate_cost_update): Allocate update_cost_queue_elems
2777 instead of allocno_update_cost_check.
2778 (finish_cost_update): Update the free()s accordingly.
2779 (start_update_cost): New function.
2780 (queue_update_cost): Likewise.
2781 (get_next_update_cost): Likewise.
2782 (update_copy_costs_1): Inline into...
2783 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2784 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2785 once we've established they are equal. Don't allocate update
2786 costs if there is nothing to add to them.
2787 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2788 DIVISOR arguments. Use a queue instead of recursive calls;
2789 process all the allocnos in the initial queue, rather than
2791 (assign_hard_reg): Use queue_update_cost instead of
2792 conflict_allocno_vec. Queue coalesced allocnos instead
2793 of calling update_conflict_hard_regno_costs for each one.
2794 Just call update_conflict_hard_regno_costs once for the
2796 (ira_color): Remove conflict_allocno_vec handling.
2798 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2800 PR tree-optimization/37484
2801 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2802 (save_var_name): Same.
2803 (initialize_cloog_names): Same.
2804 (initialize_cloog_names): Same.
2806 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2808 * tree-scalar-evolution.c (set_instantiated_value): Set
2811 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2815 * ira-build.c (common_loop_tree_node_dominator): Remove.
2816 (copy_live_ranges_to_removed_store_destinations): New function.
2817 (regno_top_level_allocno_map): Move to top level from ...
2818 (ira_flattening): ... here. Use
2819 copy_live_ranges_to_removed_store_destinations.
2821 * ira-emit.c (generate_edge_moves): Fix a comment.
2823 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2826 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2827 scratch register after 'set' pattern.
2829 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2831 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2832 information passed to mark_reg_pointer.
2833 * explow.c (force_reg): Likewise.
2835 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2837 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2838 when building for the celledp architecture.
2840 2008-09-12 Richard Guenther <rguenther@suse.de>
2842 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2844 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2846 PR rtl-optimization/37424
2847 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2848 the regnos instead of the addresses.
2850 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2852 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2854 2008-09-11 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2857 entering the weaker equivalence recording.
2859 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2861 2008-09-11 Jeff Law <law@redhat.com>
2863 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2864 by assign_stack_local on the IRA path for stack slot sharing
2865 as well as the non-IRA path.
2867 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/i386.h: Fix whitespace issues.
2871 2008-09-11 Martin Jambor <mjambor@suse.cz>
2873 * ipa-prop.h (struct ipa_param_flags): Removed.
2874 (struct ipa_param_descriptor): New structure.
2875 (struct ipa_node_params): ipcp_lattices, param_decls and
2876 param_flags moved to ipa_param_description.
2877 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2878 descriptors. Renamed all users.
2879 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2880 changed to access descriptors. Renamed all users.
2881 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2882 to access descriptors. Renamed all users.
2883 * ipa-cp.c (ipcp_init_cloned_node): Call
2884 ipa_initialize_node_params instead of ipa_count_formal_params and
2885 ipa_create_param_decls_array.
2886 (ipcp_analyze_node): Likewise.
2887 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2888 descriptors. Renamed all users.
2889 (ipcp_initialize_node_lattices): Remove allocation.
2890 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2891 ipa_initialize_node_params instead of ipa_count_formal_params and
2892 ipa_create_param_decls_array.
2893 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2894 ipa_populate_param_decls, made static, added parameter info,
2895 renamed mt to node, removed allocation, changed to use
2897 (ipa_count_formal_params): Made static, added parameter info,
2899 (ipa_initialize_node_params): New function.
2900 (ipa_check_stmt_modifications): Changed to use descriptors.
2901 (ipa_detect_param_modifications): Removed allocation, changed to
2903 (ipa_note_param_call): Changed to use descriptors.
2904 (ipa_analyze_params_uses): Removed allocation.
2905 (ipa_free_node_params_substructures): Changed to use descriptors.
2906 (ipa_edge_duplication_hook): Use the unused attribute.
2907 (ipa_node_duplication_hook): Use the unused attribute, changed to
2908 use descriptors, changed to duplicate descriptors.
2910 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2911 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2912 indirect inlining. Made static.
2913 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2914 functions called only once.
2915 (cgraph_decide_recursive_inlining): Don't call
2916 ipa_propagate_indirect_call_infos, pass new_edges to
2917 cgraph_mark_inline_edge instead.
2918 (cgraph_decide_inlining_of_small_functions): Don't call
2919 ipa_propagate_indirect_call_infos, pass new_edges to
2920 cgraph_mark_inline_edge instead.
2921 (cgraph_decide_inlining): Don't call
2922 ipa_propagate_indirect_call_infos.
2923 * ipa-prop.c: Check that vectors are allocated.
2925 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2926 iff a new cgraph edges have been created.
2927 (cgraph_decide_inlining): New variable redo_always_inline.
2928 Flattening and always_inlining loop until callgraph stabilizes.
2929 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2930 true iff new cgraph edges have been created.
2931 (propagate_info_to_inlined_callees): Likewise.
2932 (ipa_propagate_indirect_call_infos): Likewise.
2934 2008-09-11 Richard Guenther <rguenther@suse.de>
2936 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2937 (set_prologue_iterations): Likewise.
2938 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2940 (vect_update_init_of_dr): Likewise.
2941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2943 * fold-const.c (fold_unary): Do not generate calculations
2946 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2948 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2949 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2950 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2952 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2954 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2955 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2956 before finalizing the changes.
2957 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2959 (simplify_truth_ops_using_ranges): New.
2960 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2961 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2962 whether a simplification was made.
2963 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2964 use a switch statement and also call simplify_truth_ops_using_ranges.
2966 2008-09-11 Jan Hubicka <jh@suse.cz>
2968 * ggc-common.c (loc_array): Make static.
2969 * dce.c (rest_of_handle_ud_dce): Free worklist.
2971 2008-09-11 Jan Hubicka <jh@suse.cz>
2973 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2974 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2975 function so we are sure we do not dangle it forever.
2976 * function.c (outer_function_chain, find_function_data): Remove.
2977 (function_context_stack): New.
2978 (push_function_context, pop_function_context): Update.
2979 * function.h (struct function): Remove pointer outer.
2980 (outer_function_chain, find_function_data): Remove.
2981 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2983 2008-09-11 Jan Hubicka <jh@suse.cz>
2986 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2988 2008-09-11 Jan Hubicka <jh@suse.cz>
2990 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2992 2008-09-11 Jan Hubicka <jh@suse.cz>
2994 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2995 (free_var_map_entry): New function.
2996 (redirect_edge_var_map_destroy): Use it.
2998 2008-09-11 Jan Hubicka <jh@suse.cz>
3001 * tree-inline.c (add_lexical_block): Replace with ...
3002 (prepend_lexical_block): ... prepend at begginig.
3003 (remap_blocks): Use it and reverse later.
3004 (expand_call_inline): Use prepend_lexical_block.
3006 2008-09-11 Jan Hubicka <jh@suse.cz>
3008 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3010 2008-09-11 Jan Hubicka <jh@suse.cz>
3012 * function.c (free_after_compilation): Call insn_locators_free.
3013 * cfglayout.c (insn_locators_free): New function.
3014 * rtl.h (insn_locators_free): Declare.
3016 2008-09-11 Jan Hubicka <jh@suse.cz>
3018 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3020 (cond_move_process_if_block): Update call.
3022 2008-09-11 Jan Hubicka <jh@suse.cz>
3024 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3025 * vec.c: Include hashtab.h
3026 (vec_descriptor, ptr_hash_entry): New structures.
3027 (vec_desc_hash, vec_ptr_map): New static variables.
3028 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3029 register_overhead, free_overhead, vec_heap_free): New functions.
3030 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3031 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3032 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3035 2008-09-11 Ira Rosen <irar@il.ibm.com>
3037 PR tree-optimization/37474
3038 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3039 length of load permutation.
3041 2008-09-11 Andreas Schwab <schwab@suse.de>
3043 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3045 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3048 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3049 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3050 simplify_gen_subreg.
3052 2008-09-11 Ira Rosen <irar@il.ibm.com>
3054 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3057 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3060 * gimplify.c (gimplify_body): Call default_rtl_profile.
3063 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3064 instead of tok->val.node if not expanding to something else. Handle
3065 intervening CPP_PADDING tokens.
3066 (altivec_categorize_keyword): Remove unneeded comparisons.
3068 2008-09-10 Richard Guenther <rguenther@suse.de>
3070 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3072 2008-09-10 Richard Guenther <rguenther@suse.de>
3075 * tree-inline.c (insert_init_stmt): Make sure to not
3076 insert invalid gimple stores.
3078 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3080 PR tree-optimization/37388
3081 * toplev.c (process_options): Fail and warn when graphite
3082 flags are used, but the compiler has not been configured
3083 with graphite libraries.
3084 * graphite.c (graphite_transform_loops): Remove printfs
3085 to dump_file for the case when graphite is not available.
3087 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3091 the even element into register.
3092 (ix86_expand_vector_init_general): Don't use
3093 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3094 if we can't move from GPR to SSE register directly.
3096 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3098 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3099 not lose track of the number of NOPs needed. Number of NOPs needed
3100 for sync vs. loads workaround was switched; corrected. Run second
3101 pass for all workarounds. No NOPs needed after call insns. Change
3102 second pass to use find_next_insn_start and find_load helpers in order
3103 to properly detect parallel insns.
3104 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3106 2008-09-10 Jan Hubicka <jh@suse.cz>
3108 * value-prof.c (gimple_ic): Fix tuplification bug.
3109 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3112 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3114 PR tree-optimization/37353
3115 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3116 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3117 calls instead of cond_dead_built_in_calls.
3118 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3119 initalize the vector only before adding first entry. Use VEC_safe_push
3120 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3121 shrink_wrap_conditional_dead_built_in_calls call.
3123 2008-09-10 Ira Rosen <irar@il.ibm.com>
3125 PR tree-optimization/37385
3126 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3127 argument, and use it as a vector type if not NULL.
3128 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3130 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3131 additional argument.
3132 (vectorizable_load): Likewise.
3134 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3136 * config/i386/i386.md (SWI32): New mode iterator.
3137 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3140 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3142 PR rtl-optimization/37435
3143 * caller-save.c (insert_restore, insert_save): Check the mode by
3146 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3149 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3151 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3154 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3156 * doc/invoke.texi (ARM Options): Correct errors in discussion
3157 of -mfloat-abi, -mhard-float, and -msoft-float.
3159 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3160 Jan Hubicka <jh@suse.cz>
3163 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3164 calling gimple_regimplify_operands on it. Iterate over all newly
3165 added statements, not just the last one.
3166 (insert_init_stmt): Insert stmt into seq first, then call
3167 gimple_regimplify_operands on it. Don't create new gimplification
3168 context, nor find referenced vars.
3170 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3173 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3174 to pointer to vector pointer.
3175 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3176 propagate_info_to_inlined_callees): Likewise.
3177 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3178 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3179 ipa_check_create_edge_args.
3180 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3181 argument to pointer to vector pointer.
3182 (cgraph_decide_inlining_of_small_function): Adjust
3183 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3187 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3188 optimizing for size, not speed.
3190 PR rtl-optimization/37408
3191 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3192 if parm is promoted.
3194 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3196 PR tree-optimization/37375
3197 * tree-scalar-evolution.c (scev_info_str): Add field
3199 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3200 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3201 set_instantiated_value): Pass instantiated_below.
3202 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3204 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3205 the definitions are not instantiated.
3207 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3208 (block_before_loop): New.
3209 * tree-data-ref.c (dr_analyze_indices): Update uses of
3211 * graphite.c (block_before_scop): New.
3212 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3213 basic block, not a loop for determining the parameters.
3214 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3216 (idx_record_params, find_params_in_bb, find_scop_parameters,
3217 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3218 to instantiate_scev.
3220 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3222 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3226 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3228 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3229 Check zero freq and increase if necessary.
3231 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3233 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3234 regno is in the right range. Add comments.
3236 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3238 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3240 * mips-tfile.c (copy_object): Cast alloca result to int *.
3241 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3243 Rename class to sclass.
3244 (read_tfile): Cast read_seek return values to proper types.
3245 Cast xcalloc return value to proper type.
3247 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3249 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3250 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3251 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3253 2008-09-09 Jan Hubicka <jh@suse.cz>
3255 * profile.c (is_edge_inconsistent): Add debug output; ignore
3256 negative count on fake edges.
3257 (is_inconsistent): Add debug output.
3259 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3261 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3263 (choose_ready): When first insn is chosen from the ready list, also
3266 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3268 PR rtl-optimization/37360
3269 * haifa-sched.c (max_issue): Do not assert that we never issue more
3270 insns than issue_rate. Add comment.
3272 2008-09-09 Richard Guenther <rguenther@suse.de>
3274 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3275 (verify_types_in_gimple_call): Rename to ...
3276 (verify_gimple_call): ... this. Enhance.
3277 (verify_types_in_gimple_cond): Remove.
3278 (verify_gimple_comparison): New function ...
3279 (verify_types_in_gimple_assign): ... split out from here.
3280 (verify_types_in_gimple_return): Rename to ...
3281 (verify_gimple_return): ... this. Enhance.
3282 (verify_types_in_gimple_switch): Rename to ...
3283 (verify_gimple_switch): ... this. Enhance.
3284 (verify_gimple_goto): New function.
3285 (verify_types_in_gimple_phi): Rename to ...
3286 (verify_gimple_phi): ... this. Enhance.
3287 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3288 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3289 (verify_types_in_gimple_seq_2): Remove cases handled in
3290 verify_types_in_gimple_stmt.
3292 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3294 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3295 (push_multiple_operation, pop_multiple_operation): Set it.
3296 (workaround_rts_anomaly): New function.
3297 (workaround_speculation): New function, broken out of bfin_reorg.
3298 (bfin_reorg): Call the new functions.
3300 2008-09-09 Richard Guenther <rguenther@suse.de>
3304 * gimplify.c (gimplify_conversion): Change conversions of
3305 non-register type to VIEW_CONVERT_EXPRs.
3306 (gimplify_addr_expr): If we need to make the operand
3307 addressable make sure to use a properly initialized
3308 temporary for that so it gets a valid gimple store.
3310 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3312 * function.h (struct function): Add function_start_locus.
3313 * cfgexpand.c (gimple_expand_cfg): Use it.
3314 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3316 2008-09-09 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/37433
3319 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3322 2008-09-09 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/37387
3325 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3326 and bits to a common type.
3328 2008-09-09 Nick Clifton <nickc@redhat.com>
3330 * config/v850/v850.md (return): Restore frame size restriction.
3332 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3334 * c-common.c (c_expand_decl): Remove.
3335 * c-common.h (anon_aggr_type_p): Remove prototype.
3336 (DECL_ANON_UNION_ELEMS): Remove.
3337 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3338 * c-decl.c (anon_aggr_type_p): Remove.
3339 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3340 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3341 * langhooks.h (struct lang_hooks): Remove expand_decl.
3342 * langhooks.c (lhd_expand_decl): Remove.
3343 * stmt.c (expand_anon_union_decl): Remove.
3344 * tree.h (expand_anon_union_decl): Remove prototype.
3346 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3349 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3351 * config/avr/avr.md (QISI) : Define mode iterator.
3352 (negated_tst<mode>) : Redefine as split using mode macro.
3353 (reversed_tstqi): Define insn as reversed compare with zero.
3354 (reversed_tsthi): Ditto.
3355 (reversed_tstsi): Ditto.
3357 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3360 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3361 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3364 * predict.c (optimize_function_for_size_p): Don't segfault if
3366 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3367 tree_swap_operands_p): Don't test cfun != NULL before calling
3368 optimize_function_for_s*_p.
3370 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3372 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3375 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3377 * crx/crx.h (IRA_COVER_CLASSES): Define.
3379 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3382 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3383 even when a stmt has been gimple_modified_p, but after fold_stmt is
3384 not any longer. Remove unneeded may_have_exposed_new_symbols
3387 2008-09-08 Richard Guenther <rguenther@suse.de>
3389 PR tree-optimization/37421
3390 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3393 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3396 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3398 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3401 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3402 * pa-hpux10.h (LINK_SPEC): Likewise.
3403 * pa-hpux11.h (LINK_SPEC): Likewise.
3405 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3407 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3408 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3410 2008-09-07 Helge Deller <deller@gmx.de>
3412 * pa/linux-atomic.c: New file.
3413 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3414 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3416 2008-09-07 Richard Guenther <rguenther@suse.de>
3417 Ira Rosen <irar@il.ibm.com>
3419 PR tree-optimization/36630
3420 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3421 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3423 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3424 Ira Rosen <irar@il.ibm.com>
3426 PR tree-optimization/35642
3427 * config/rs6000/altivec.md (mulv8hi3): Implement.
3429 2008-09-06 Jeff Law <law@redhat.com>
3431 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3433 2008-09-06 Jan Hubicka <jh@suse.cz>
3435 PR tree-optimization/14703
3436 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3438 * passes.c (init_optimization_passes): Recompute inline parameters.
3440 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3442 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3445 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3446 Peter Fuerst <post@pfrst.de>
3448 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3449 * doc/extend.texi: Document __builtin_mips_cache.
3450 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3451 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3452 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3453 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3454 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3455 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3456 (set_push_mips_isas): New variable.
3457 (mips_r10k_cache_barrier): New variable.
3458 (cache): New availability predicate.
3459 (mips_builtins): Add an entry for __builtin_mips_cache.
3460 (mips_build_cvpointer_type): New function.
3461 (MIPS_ATYPE_CVPOINTER): New macro.
3462 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3464 (r10k_simplified_address_p, r10k_simplify_address)
3465 (r10k_uncached_address_p, r10k_safe_address_p)
3466 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3467 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3468 (r10k_insert_cache_barriers): New functions.
3469 (mips_reorg_process_insns): Delete cache barriers after a
3470 branch-likely instruction.
3471 (mips_reorg): Call r10k_insert_cache_barriers.
3472 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3473 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3474 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3475 (mips_cache, r10k_cache_barrier): New define_insns.
3477 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3479 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3480 * ira-color.c (setup_allocno_left_conflicts_num): Use
3481 hard_reg_set_equal_p instead of a comparison with
3482 ira_zero_hard_reg_set.
3483 * ira.c (setup_reg_subclasses): Likewise.
3484 (setup_cover_and_important_classes): Likewise.
3485 (setup_class_translate): Likewise.
3486 (setup_reg_class_intersect_union): Likewise.
3487 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3488 (ira_init_once): Don't initialize them.
3490 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3492 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3494 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3496 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3498 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3500 Improved branch hints, safe hints, and scheduling.
3502 * haifa-sched.c (sched_emit_insn) : Define.
3503 * sched-int.h (sched_emit_insn) : Add prototype.
3504 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3505 -mhint-max-distance -msafe-hints) : Document.
3506 * config/spu/spu.c (spu_flag_var_tracking): New.
3507 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3508 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3509 TARGET_ASM_FILE_START): Define.
3510 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3511 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3512 (spu_emit_branch_hint): Add blocks argument.
3513 (insert_branch_hints, insert_nops): Remove.
3514 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3515 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3516 spu_sched_reorder, asm_file_start): New functions.
3517 (clock_var, spu_sched_length, pipe0_clock,
3518 pipe1_clock, prev_clock_var, prev_priority,
3519 spu_ls_first, prev_ls_clock): New static variables.
3520 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3521 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3522 (nopn_nv): Add a non-volatile version of nop.
3523 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3524 -mhint-max-distance, -msafe-hints): New options.
3526 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3527 Samuel Tardieu <sam@rfc1149.net>
3529 * opts.c (decode_options): Combine nested if statements.
3532 * opts.c (decode_options): Handle more relationships among
3533 unit-at-a-time, toplevel-reorder, and section-anchors.
3535 2008-09-05 David Daney <ddaney@avtrex.com>
3537 * doc/install.texi (--enable-reduced-reflection): Document new option.
3539 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3541 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3543 (constantpool_operand): New.
3544 (move_operand): Disallow sub-word modes for the constant pool.
3545 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3546 (xtensa_secondary_reload_class): Replace with....
3547 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3548 Set icode for sub-word reloads from the constant pool.
3549 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3550 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3551 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3552 * config/xtensa/xtensa-protos.h: Update prototypes.
3554 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3556 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3557 (REG_CLASS_NAMES): Update.
3558 (REG_CLASS_CONTENTS): Update.
3559 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3560 of ALL_REGS for regs 77 and 78.
3561 * function.c (instantiate_virtual_regs_in_insn): Assert that
3562 return value of simplify_gen_subreg is not NULL.
3564 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3566 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3567 (gen_rtvec_v): Fix coding standards.
3569 2008-09-04 Jan Hubicka <jh@suse.cz>
3571 * i386.c (decide_alg): Be more conservative about optimizing for size.
3573 2008-09-04 Ian Lance Taylor <iant@google.com>
3575 * varasm.c (narrowing_initializer_constant_valid_p): New
3577 (initializer_constant_valid_p): Call it.
3579 2008-09-04 Jeff Law <law@redhat.com>
3581 * fold-const.c (native_encode_real): Fix computation of WORDS.
3582 (native_interpret_real): Likewise.
3584 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3586 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3588 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3590 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3591 that the cost is already taken into account in ira-costs.c
3593 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3595 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3596 ira_debug_copies): New.
3597 (ira_bulid): Call print_copies.
3599 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3601 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3604 * config/rs6000/rs6000.c (optimization_options): Remove check of
3605 flag_toplevel_order.
3607 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3609 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3610 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3611 second operand is a reg_imm10_operand.
3612 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3613 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3614 (*seq_<GPR:mode><GPR2:mode>): Rename to
3615 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3617 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3618 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3620 (*sne_<GPR:mode><GPR2:mode>): Rename to
3621 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3624 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3626 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3627 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3628 combining an arithmetic right shift by more than 31 and a
3629 trunction. Don't match for out-of-range shift amounts. Set
3630 attribute mode to <MODE>.
3631 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3632 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3633 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3634 shifts by less than 32.
3635 (extv): Change predicate on first operand to accept registers.
3636 Change predicate of the other operands from immediate_operand to
3637 const_int_operand. Expand exts when source is a register.
3638 (extzv): Change predicate of the constant operands from
3639 immediate_operand to const_int_operand.
3640 (extzv<mode>): Change predicate of the constant operands from
3641 immediate_operand to const_int_operand and no constraint. Also
3643 (*extzv_trunc<mode>_exts): New pattern.
3645 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3647 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3648 * config/mips/mips-protos.h (mask_low_and_shift_p,
3649 mask_low_and_shift_len): Declare.
3650 * config/mips/mips.c (mask_low_and_shift_p,
3651 mask_low_and_shift_len): New functions.
3652 (mips_print_operand): Handle new operand prefix "m".
3653 * config/mips/mips.md (*cins<mode>): New pattern.
3655 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3657 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3658 optimizing for size.
3660 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3662 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3663 regardless of epilogue_completed.
3665 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3668 * ira-lives.c (process_bb_node_lives): Check setjmp.
3670 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3673 * ira-build.c (form_loop_tree): Reverse BB walk.
3674 (create_bb_allocnos): Likewise.
3675 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3676 (mark_reg_store): Rename to...
3677 (mark_ref_live): ...this and take a df_ref argument instead of
3678 note_stores arguments. Assert that we have a register.
3679 (mark_reg_clobber): Delete.
3680 (def_conflicts_with_inputs_p): New function.
3681 (mark_reg_conflicts): Delete.
3682 (mark_reg_death): Rename to...
3683 (mark_ref_dead): ...this and take a df_ref argument instead of
3684 a register. Assert that we have a register.
3685 (process_bb_node_lives): Hoist frequency calculation out of
3686 instruction walk. Convert from a forwards scan to a backwards scan.
3687 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3688 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3689 (create_allocno_live_ranges): Don't create regs_set.
3691 2008-09-04 Ian Lance Taylor <iant@google.com>
3693 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3694 or REG_LABEL_TARGET.
3695 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3696 comparing MODE with MEM.
3697 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3698 comparing with GF_PREDICT_TAKEN.
3699 (gimple_get_lhs): Change code to enum gimple_code.
3700 (gimple_set_lhs): Likewise.
3701 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3702 * omp-low.c (find_omp_clause): Change kind parameter to enum
3704 * tree-flow.h (find_omp_clause): Update declaration.
3705 * regrename.c (clear_dead_regs): Change kind parameter to enum
3707 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3709 * see.c (see_get_extension_data): Change return type to enum
3710 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3711 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3712 (see_gen_normalized_extension): Change extension_code parameter to
3714 (see_seek_pre_extension_expr): Change extension_code to enum
3716 (see_merge_one_def_extension): Likewise.
3717 (see_handle_relevant_defs): Likewise.
3718 (see_handle_relevant_uses): Likewise.
3719 (see_analyze_one_def): Likewise.
3720 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3721 GIMPLE_ASM rather than ASM_EXPR.
3722 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3723 GIMPLE_RETURN rather than RETURN_EXPR.
3724 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3725 (evaluate_stmt): Likewise.
3726 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3727 to enum vect_relevant.
3728 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3729 compare gimple codes with tree codes.
3731 2008-09-04 Paul Brook <paul@codesourcery.com>
3733 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3735 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3737 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3738 pointer check lost in the recent no-unit-at-a-time patch.
3740 2008-09-04 Jan Hubicka <jh@suse.cz>
3743 * tree-switch-conversion.c (check_final_bb): Accept only IP
3746 2008-09-04 Jan Hubicka <jh@suse.cz>
3748 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3750 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3751 using_ranges argument.
3752 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3753 (vrp_visit_cond_stmt): Update call of
3754 vrp_evaluate_conditional_warnv_with_ops
3756 2008-09-04 Jan Hubicka <jh@suse.cz>
3758 PR tree-optimization/37345
3759 PR tree-optimization/37358
3760 PR tree-optimization/37357
3761 * tree.c (build_function_type_skip_args): Build distinct type copy;
3763 (build_function_decl_skip_args): Set type of new decl not orig decl;
3764 clear DECL_VINDEX for methods turned into functions.
3766 2008-09-04 Nick Clifton <nickc@redhat.com>
3768 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3769 * configure: Regenerate.
3770 * config.in: Regenerate.
3771 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3772 alignment field, if it is supported.
3774 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3776 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3779 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3781 * config/rs6000/rs6000.c (processor_target_table): Do not
3782 enable VMX for POWER6.
3784 2008-09-03 Anton Blanchard <anton@samba.org>
3786 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3787 emit memory barrier before operation.
3789 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3792 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3793 default_elf_asm_output_external.
3795 2008-09-03 Jeff Law <law@redhat.com>
3797 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3799 2008-09-03 Richard Henderson <rth@redhat.com>
3801 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3802 memory barrier to below the test-and-set.
3803 (alpha_split_lock_test_and_set_12): Likewise.
3805 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3809 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3812 * ira-color.c (print_loop_title): Use all_allocnos.
3813 (color_pass): Ditto. Don't add border_allocnos. Check that
3814 subloop allocno in the correspdoning bitmap all_allocnos.
3816 * ira-emit.c (change_loop): Use all_allocnos.
3818 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3819 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3820 (create_cap_allocno): Remove setting mentioned_allocnos.
3821 (create_insn_allocnos): Ditto.
3822 (remove_unnecessary_allocnos): Use all_allocnos.
3823 (check_allocno_creation): Check that allocnos are in the
3824 corresponding bitmap all_allocnos.
3826 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3830 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3831 (process_regs_for_copy): Process subregs. Refine check when cost
3832 is taken into account in ira-costs.c.
3833 (process_reg_shuffles): Use REG_SUBREG_P.
3834 (add_insn_allocno_copies): Ditto. Ignore modes.
3836 * ira-color.c (conflict_allocno_vec): New.
3837 (COST_HOP_DIVISOR): New macro.
3838 (update_copy_costs_1): Use it.
3839 (update_conflict_hard_regno_costs): New function.
3840 (assign_hard_reg): Use it.
3841 (ira_color): Allocate and free conflict_allocno_vec.
3843 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3847 * ira-int.h (ira_sort_insn_chain): Remove.
3849 * ira.c (basic_block_order_nums, chain_insn_order,
3850 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3851 (ira): Don't call ira_sort_insn_chain.
3853 * reload1.c (reload): Don't call ira_sort_insn_chain.
3855 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3858 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3859 which become non throw.
3860 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3861 update_call_expr after updating the flags on the decl.
3863 2008-09-03 Jan Hubicka <jh@suse.cz>
3865 PR tree-optimization/37315
3866 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3867 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3868 (cgraph_analyze_functions): Use node->analyzed
3869 (cgraph_mark_functions_to_output): Likewise.
3870 (cgraph_expand_function): All functions can be released after
3872 (cgraph_optimize): Use gimple_has_body_p.
3873 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3874 (cgraph_decide_inlining_incrementally): Likewise.
3875 (inline_transform): Inline transform.
3876 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3878 (inlinable_function_p): Drop gimple_body check.
3879 (expand_call_inline): Use gimple_has_body_p.
3880 * gimple.c (gimple_has_body_p): New.
3881 * gimple.h (gimple_has_body_p): Add prototype.
3882 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3883 (dump_function_to_file): Use gimple_has_body_p check.
3885 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3888 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3890 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3892 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3894 From Michael Frysinger <michael.frysinger@analog.com>
3895 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3896 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3899 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3902 * doc/extend.texi: Document picoChip builtin functions.
3903 * doc/invoke.texi: Document picoChip options.
3904 * doc/contrib.texi: Add picoChip contribution.
3905 * doc/md.texi: Document picoChip constraints.
3906 * config.gcc: Add picochip-*-*.
3907 * config/picochip/: Add new port.
3909 2008-09-03 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/37328
3912 * tree-sra.c (sra_build_assignment): Gimplify properly.
3913 (generate_copy_inout): Take the correct stmt as definition,
3914 remove bogus assert.
3916 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3918 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3921 From Michael Frysinger <michael.frysinger@analog.com>
3922 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3924 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3926 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3927 (__gthread_setspecific): Revert 2008-08-31 change to
3928 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3930 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3932 * diagnostic.c (error_at): New.
3933 * toplev.h (error_at): New prototype.
3934 * c-typeck.c (build_array_ref): Call error_at instead of error.
3935 Pass location to pedwarn.
3937 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3939 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3941 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3943 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3944 VAR_DECL and CONST_DECL.
3946 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3947 Jakub Jelinek <jakub@redhat.com>
3949 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3950 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3951 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3952 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3953 Don't set ix86_save_varrargs_registers.
3954 (ix86_setup_incoming_varargs): Assume cum != NULL.
3955 (ix86_va_start): Check ix86_varargs_gpr_size and
3956 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3957 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3958 from frame pointer if ix86_varargs_gpr_size == 0.
3959 (ix86_compute_frame_layout): Updated.
3960 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3961 (ix86_varargs_gpr_size): Define.
3962 (ix86_varargs_fpr_size): Likewise.
3963 (machine_function): Remove save_varrargs_registers.
3964 Add varargs_gpr_size and varargs_fpr_size.
3966 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3968 * config/alpha/alpha.c (va_list_skip_additions,
3969 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3970 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3973 PR tree-optimization/36766
3974 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3975 for already removed basic blocks.
3978 * real.c (real_maxval): Clear a lower bit to make real_maxval
3979 match get_max_float for IBM long double format.
3981 2008-09-02 Andreas Schwab <schwab@suse.de>
3983 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3984 * configure: Regenerate.
3986 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3988 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3989 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3990 checking for a non-VOID CONSTANT_P.
3992 2008-09-02 Jan Hubicka <jh@suse.cz>
3994 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3995 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3998 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4000 * expr.c (emit_group_store): Don't assert stack temp mode size.
4002 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4003 Tobias Grosser <grosser@fim.uni-passau.de>
4004 Jan Sjodin <jan.sjodin@amd.com>
4005 Harsha Jagasia <harsha.jagasia@amd.com>
4006 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4007 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4008 Adrien Eliche <aeliche@isty.uvsq.fr>
4010 Merge from graphite branch.
4013 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4014 * doc/invoke.texi (-floop-block, -floop-interchange,
4015 -floop-strip-mine): Document new flags.
4016 * tree-into-ssa.c (gimple_vec): Moved...
4017 * tree-loop-distribution.c (rdg_component): Moved...
4018 * cfgloopmanip.c: Include tree-flow.h.
4019 (update_dominators_in_loop): New.
4020 (create_empty_if_region_on_edge): New.
4021 (create_empty_loop_on_edge): New.
4022 (loopify): Use update_dominators_in_loop.
4023 * tree-pass.h (pass_graphite_transforms): Declared.
4024 * configure: Regenerate.
4025 * tree-phinodes.c (make_phi_node): Export.
4026 (add_phi_node_to_bb): New, split from create_phi_node.
4027 * tree-chrec.c (for_each_scev_op): New.
4028 * tree-chrec.h (for_each_scev_op): Declared.
4029 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4030 (remove_statement): Call get_phi_with_result.
4031 * config.in (HAVE_cloog): Undef.
4032 * gdbinit.in (pgg): New.
4033 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4034 * tree-ssa-loop.c (graphite_transforms): New.
4035 (gate_graphite_transforms): New.
4036 (pass_graphite_transforms): New.
4037 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4038 HAVE_cloog): Defined.
4039 * tree-vectorizer.c (rename_variables_in_bb): Export.
4040 * tree-data-ref.c (dr_may_alias_p): Export.
4041 (stmt_simple_memref_p): New.
4042 (find_data_references_in_stmt): Export.
4043 (find_data_references_in_loop): Export.
4044 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4045 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4046 (create_rdg_vertices): Export.
4047 (build_empty_rdg): New.
4048 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4049 * tree-data-ref.h (rdg_component): ... here.
4051 (struct data_reference): Add a field scop.
4053 (find_data_references_in_loop): Declared.
4054 (find_data_references_in_stmt): Declared.
4055 (create_rdg_vertices): Declared.
4056 (dr_may_alias_p): Declared.
4057 (stmt_simple_memref_p): Declared.
4058 (struct rdg_edge): Add a field ddr_p relation.
4059 (build_empty_rdg): Declared.
4060 * lambda.h (lambda_matrix): Declare a VEC of.
4061 (find_induction_var_from_exit_cond): Declared.
4062 (lambda_vector_compare): New.
4063 * common.opt (fgraphite, floop-strip-mine,
4064 floop-interchange, floop-block): New flags.
4065 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4066 * cfgloop.c (is_loop_exit): New.
4067 * cfgloop.h (is_loop_exit): Declared.
4068 (create_empty_if_region_on_edge): Declared.
4069 (create_empty_loop_on_edge): Declared.
4070 * tree-flow.h (add_phi_node_to_bb): Declared.
4071 (make_phi_node): Declared.
4072 (rename_variables_in_bb): Declared.
4073 (perfect_loop_nest_depth): Declared.
4074 (graphite_transform_loops): Declared.
4075 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4076 (graphite.o-warn): Add -Wno-error.
4077 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4078 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4079 (INCLUDES): Add PPLINC, CLOOGINC.
4080 (OBJS-common): Add graphite.o.
4081 (graphite.o): Add rule.
4082 * gimple.h (gimple_vec): ... here.
4083 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4084 * passes.c (init_optimization_passes): Schedule
4085 pass_graphite_transforms.
4087 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4090 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4091 and -fno-toplevel-reorder after handle_options.
4093 2008-09-02 Paul Brook <paul@codesourcery.com>
4095 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4096 (arm_override_options): Set arm_tune_cortex_a9.
4097 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4098 (arm_issue_rate): Handle cortexa9.
4099 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4100 * config/arm/arm-cores.def: Add cortex-a9.
4101 * config/arm/arm-tune.md: Regenerate.
4102 * config/arm/arm.md: Include cortex-a9.md.
4103 (generic_sched, generic_vfp): Add cortexa9.
4104 * config/arm/cortex-a9.md: New file.
4106 2008-09-02 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/37327
4109 * tree-vrp.c (register_new_assert_for): Make sure to not have
4110 TREE_OVERFLOW set on the bound.
4112 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4114 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4116 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4117 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4120 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4122 * gcc/config/spu/spu.md (divdf3): Removed.
4124 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4126 PR tree-optimization/37095
4127 * cgraph.c (cgraph_node): When creating new cgraph node after
4128 assembler_name_hash has been populated, record it in the hash
4131 2008-09-01 Paul Brook <paul@codesourcery.com>
4133 * doc/invoke.texi: Document -mword-relocations.
4134 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4135 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4136 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4137 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4138 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4139 (arm_emit_movpair): New function.
4140 (arm_print_operand <c>): Handle sybolic addresses.
4141 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4142 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4143 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4144 * config/arm/arm.opt: Add -mword-relocations.
4145 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4146 (arm_movt, arm_movw): New.
4148 2008-09-01 Paul Brook <paul@codesourcery.com>
4150 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4151 Allow Interworking on ARMv4 EABI based targets.
4152 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4153 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4155 2008-09-01 Paul Brook <paul@codesourcery.com>
4157 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4158 optimized LT0 test. Remove optimization for GT.
4160 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4162 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4163 openmp applications.
4164 * pa-hpux11.h (LIB_SPEC): Likewise.
4166 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4169 2008-09-01 Jan Hubicka <jh@suse.cz>
4171 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4172 present, use only counts; when guessed use only frequencies.
4173 (estimate_bb_frequencies): Use function_frequency.
4174 * profile.c (compute_branch_probabilities): Exit early when
4175 profile reading failed. Set profile_status.
4176 (branch_prob): Do not set profile_status.
4178 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4180 * tree.c (protected_set_expr_location): New.
4181 * tree.h (protected_set_expr_location): New prototype.
4182 * c-tree.h (build_array_ref): Add argument.
4183 (parser_build_unary_op): Same.
4184 * c-typeck.c (build_indirect_ref): Handle new location argument.
4185 (build_array_ref): Same.
4186 (parser_build_unary_op): Same.
4187 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4189 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4191 * c-common.c (finish_label_address_expr): Handle new location argument.
4192 * c-common.h (build_indirect_ref): Add argument.
4193 (finish_label_address_expr): Same.
4194 * c-parser.c (c_parser_unary_expression): Pass location to build
4196 (c_parser_postfix_expression): Same.
4198 2008-09-01 Paul Brook <paul@codesourcery.com>
4200 * config/arm/arm.md: Include cortex-r4f.md.
4201 (attr fpu): Update type list.
4202 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4203 fconstd, fcmps and fcmpd.
4204 (attr tune_cortexr4): Define.
4205 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4206 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4207 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4208 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4209 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4210 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4211 cortex_a8_vfp_farith: Ditto.
4212 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4213 * config/arm/cortex-r4.md: Use tune_cortexr4.
4214 * config/arm/cortex-r4f.md: New file.
4216 2008-09-01 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/37305
4219 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4220 the result of constant conversions.
4221 (fold_gimple_assign): Likewise.
4223 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4225 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4226 #ifdef ENABLE_CHECKING.
4228 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4230 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4231 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4232 when !INSN_SCHEDULING.
4234 2008-09-01 Andreas Schwab <schwab@suse.de>
4236 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4238 2008-09-01 Paul Brook <paul@codesourcery.com>
4240 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4242 2008-09-01 Jan Hubicka <jh@suse.cz>
4244 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4246 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4248 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4249 * gimplify.c (gimplify_init_constructor): Add speed operand.
4250 * tree-sra.c (decide_block_copy): Likewise.
4251 * tree-inline.c (estimate_move_cost): Likewise.
4252 * config/alpha/alpha.h (MOVE_RATIO): Update.
4253 * config/frv/frv.c (MOVE_RATIO): Update.
4254 * config/spu/spu.h (MOVE_RATIO): Update.
4255 * config/sparc/sparc.h (MOVE_RATIO): Update.
4256 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4257 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4258 * config/cris/cris.h (MOVE_RATIO): Update.
4259 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4260 * config/arm/arm.h (MOVE_RATIO): Update.
4261 * config/pa/pa.md: Update uses of MOVE_RATIO
4262 * config/pa/pa.h (MOVE_RATIO): Update.
4263 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4264 CLEAR_RATIO, SET_RATIO): Update.
4265 * config/h8300/h8300.h (MOVE_RATIO): Update.
4266 * config/v850/v850.h (MOVE_RATIO): Update.
4267 * config/bfin/bfin.h (MOVE_RATIO): Update.
4269 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4270 Dmitry Melnik <dm@ispras.ru>
4271 Dmitry Zhurikhin <zhur@ispras.ru>
4272 Alexander Monakov <amonakov@ispras.ru>
4273 Maxim Kuvyrkov <maxim@codesourcery.com>
4275 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4276 sel-sched-dump.c, sel-sched-ir.c: New files.
4277 * Makefile.in (OBJS-common): Add selective scheduling object files.
4278 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4279 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4280 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4281 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4282 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4283 (make_forwarder_block): Update loop latch if we have redirected
4284 the loop latch edge.
4285 * cfgloop.c (get_loop_body_in_custom_order): New function.
4286 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4287 (CP_FALLTHRU_PREHEADERS): Likewise.
4288 (get_loop_body_in_custom_order): Declare.
4289 * cfgloopmanip.c (has_preds_from_loop): New.
4290 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4291 Assert that the preheader edge will be fall thru when it is set.
4292 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4293 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4294 fsel-sched-substitution, fselective-scheduling): New flags.
4295 * cse.c (hash_rtx_cb): New.
4297 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4298 sel_sched_insn_cnt): New counters.
4299 * final.c (compute_alignments): Export. Free dominance
4300 info after loop_optimizer_finalize.
4301 * genattr.c (main): Output maximal_insn_latency prototype.
4302 * genautomata.c (output_default_latencies): New.
4303 Factor its code from ...
4304 (output_internal_insn_latency_func): ... here.
4305 (output_internal_maximal_insn_latency_func): New.
4306 (output_maximal_insn_latency_func): New.
4307 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4308 (struct hard_reg_set_iterator): New.
4309 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4310 hard_reg_set_iter_next): New functions.
4311 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4312 * lists.c (remove_free_INSN_LIST_node,
4313 remove_free_EXPR_LIST_node): New functions.
4314 * loop-init.c (loop_optimizer_init): When
4315 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4316 calling create_preheaders.
4317 (loop_optimizer_finalize): Do not verify flow info after reload.
4318 * recog.c (validate_replace_rtx_1): New parameter simplify.
4319 Default it to true. Update all uses. Factor out simplifying
4321 (simplify_while_replacing): ... this new function.
4322 (validate_replace_rtx_part,
4323 validate_replace_rtx_part_nosimplify): New.
4324 * recog.h (validate_replace_rtx_part,
4325 validate_replace_rtx_part_nosimplify): Declare.
4326 * rtl.c (rtx_equal_p_cb): New.
4327 (rtx_equal_p): Use it.
4328 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4329 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4330 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4331 * vecprim.h: Add a vector type for unsigned int.
4332 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4333 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4334 ready_try, cycle_issued_insns, spec_info): Make global.
4335 (readyp): Initialize.
4336 (dfa_lookahead): New global variable.
4337 (old_max_uid, old_last_basic_block): Remove.
4338 (h_i_d): Make it a vector.
4339 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4341 (after_recovery, adding_bb_to_current_region_p):
4342 New variables to handle correct insertion of the recovery code.
4343 (struct ready_list): Move declaration to sched-int.h.
4344 (rgn_n_insns): Removed.
4345 (rtx_vec_t): Move to sched-int.h.
4346 (find_insn_reg_weight): Remove.
4347 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4348 (haifa_init_h_i_d, haifa_finish_h_i_d):
4349 New functions to initialize / finalize haifa instruction data.
4350 (extend_h_i_d, init_h_i_d): Rewrite.
4351 (unlink_other_notes): Move logic to add_to_note_list. Handle
4352 selective scheduler.
4353 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4354 find_fallthru_edge): Make global, remove static prototypes.
4355 (max_issue): Make global. Add privileged_n and state parameters. Use
4357 (extend_global, extend_all): Removed.
4358 (init_before_recovery): Add new param. Fix the handling of the case
4359 when we insert a recovery code before the EXIT which has a predecessor
4360 with a fallthrough edge to it.
4361 (create_recovery_block): Make global. Rename to
4362 sched_create_recovery_block. Update.
4363 (change_pattern): Rename to sched_change_pattern. Make global.
4364 (speculate_insn): Rename to sched_speculate_insn. Make global.
4365 Split haifa-specific functionality into ...
4366 (haifa_change_pattern): New static function.
4367 (sched_extend_bb): New static function.
4368 (sched_init_bbs): New function.
4369 (current_sched_info): Change type to struct haifa_sched_info.
4370 (insn_cost): Adjust for selective scheduling.
4371 (dep_cost_1): New function. Move logic from ...
4372 (dep_cost): ... here.
4373 (dep_cost): Use dep_cost_1.
4374 (contributes_to_priority_p): Use sched_deps_info instead of
4376 (priority): Adjust to work with selective scheduling. Process the
4377 corner case when all dependencies don't contribute to priority.
4378 (rank_for_schedule): Use ds_weak instead of dep_weak.
4379 (advance_state): New function. Move logic from ...
4380 (advance_one_cycle): ... here.
4381 (add_to_note_list, concat_note_lists): New functions.
4382 (rm_other_notes): Make static. Adjust for selective scheduling.
4383 (remove_notes, restore_other_notes): New functions.
4384 (move_insn): Add two arguments. Update assert. Don't call
4386 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4387 Remove more_issue, max_points. Move the code to initialize
4388 max_lookahead_tries to max_issue.
4389 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4390 ready. Adjust use of move_insn. Call restore_other_notes.
4392 (sched_init, sched_finish): Move Haifa-specific initialization/
4394 (haifa_sched_init, haifa_sched_finish): ... respectively.
4396 (setup_sched_dump): New function.
4397 (haifa_init_only_bb): New static function.
4398 (haifa_speculate_insn): New static function.
4399 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4400 (extend_ready, extend_all): Remove.
4401 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4402 (create_check_block_twin, add_to_speculative_block): Use
4403 haifa_insns_init instead of extend_global. Update to use new
4404 initialization functions. Change parameter. Factor out code from
4405 create_check_block_twin to ...
4406 (sched_create_recovery_edges) ... this new function.
4407 (add_block): Remove.
4408 (sched_scan_info): New.
4409 (extend_bb): Use sched_scan_info.
4410 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4411 static functions for walking through scheduling region.
4412 (sched_luids): New vector variable to replace uid_to_luid.
4413 (luids_extend_insn): New function.
4414 (sched_max_luid): New variable.
4415 (luids_init_insn): New function.
4416 (sched_init_luids, sched_finish_luids): New functions.
4417 (insn_luid): New debug function.
4418 (sched_extend_target): New function.
4419 (haifa_init_insn): New static function.
4420 (sched_init_only_bb): New hook.
4421 (sched_split_block): New hook.
4422 (sched_split_block_1): New function.
4423 (sched_create_empty_bb): New hook.
4424 (sched_create_empty_bb_1): New function.
4425 (common_sched_info, ready): New global variables.
4426 (current_sched_info_var): Remove.
4427 (move_block_after_check): Use common_sched_info.
4428 (haifa_luid_for_non_insn): New static function.
4429 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4430 (increase_insn_priority): New.
4431 * modulo-sched.c: (issue_rate): Remove static declaration.
4432 (sms_sched_info): Change type to haifa_sched_info.
4433 (sms_sched_deps_info, sms_common_sched_info): New variables.
4434 (setup_sched_infos): New.
4435 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4436 Do not call regstat_free_calls_crossed.
4437 (sms_print_insn): Use const_rtx.
4438 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4439 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4440 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4441 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4442 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4443 current_sched_info to use it.
4444 (enum reg_pending_barrier_mode): Move to sched-int.h.
4445 (h_d_i_d): New variable. Initialize to NULL.
4446 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4448 (estimate_dep_weak): Remove static declaration.
4449 (sched_has_condition_p): New function. Adjust users of
4450 sched_get_condition to use it instead.
4451 (conditions_mutex_p): Add arguments indicating which conditions are
4453 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4454 argument to indicate whether returned condition is reversed. Do not
4455 generate new rtx when condition should be reversed; indicate it by
4456 setting new argument instead.
4457 (add_dependence_list_and_free): Add deps parameter.
4458 Update all users. Do not free dependence list when
4459 deps context is readonly.
4460 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4462 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4463 (remove_from_deps): New. Use the above functions.
4464 (cur_insn, can_start_lhs_rhs_p): New static variables.
4465 (add_or_update_back_dep_1): Initialize present_dep_type.
4466 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4467 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4468 haifa_note_dep): New functions implementing dependence hooks for
4469 the Haifa scheduler.
4470 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4471 note_dep): New functions.
4472 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4474 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4475 (free_deps): Initialize deps->reg_last.
4476 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4477 sched_analyze_insn): Update to use dependency hooks infrastructure
4478 and readonly contexts.
4479 (deps_analyze_insn): New function. Move part of logic from ...
4480 (sched_analyze): ... here. Also move some logic to ...
4481 (deps_start_bb): ... here. New function.
4482 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4484 (sched_deps_init): New function. Move code from ...
4485 (init_dependency_caches): ... here. Remove.
4486 (init_deps_data_vector): New.
4487 (sched_deps_finish): New function. Move code from ...
4488 (free_dependency_caches): ... here. Remove.
4489 (init_deps_global, finish_deps_global): Adjust for use with
4490 selective scheduling.
4491 (get_dep_weak): Move logic to ...
4492 (get_dep_weak_1): New function.
4493 (ds_merge): Move logic to ...
4494 (ds_merge_1): New static function.
4495 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4496 (ds_get_max_dep_weak): New function.
4497 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4498 (n_insns): Rename to rgn_n_insns.
4499 (debug_ebb_dependencies): New function.
4500 (init_ready_list): Use it.
4501 (begin_schedule_ready): Use sched_init_only_bb.
4502 (ebb_print_insn): Indicate when an insn starts a new cycle.
4503 (contributes_to_priority, compute_jump_reg_dependencies,
4504 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4505 (add_block1): Remove to ebb_add_block.
4506 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4507 (schedule_ebb): Initialize them. Use remove_notes instead of
4508 rm_other_notes. Use haifa_local_init/finish.
4509 (schedule_ebbs): Use haifa_sched_init/finish.
4510 * sched-int.h: Include vecprim.h, remove rtl.h.
4511 (struct ready_list): Delete declaration.
4512 (sched_verbose_param, enum sched_pass_id_t,
4513 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4514 (struct sched_scan_info_def): New structure.
4515 (sched_scan_info, sched_scan, sched_init_bbs,
4516 sched_init_luids, sched_finish_luids, sched_extend_target,
4517 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4518 (struct common_sched_info_def): New.
4519 (common_sched_info, haifa_common_sched_info,
4520 sched_emulate_haifa_p): Declare.
4522 (sched_luids): Declare.
4523 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4524 (sched_max_luid, insn_luid): Declare.
4525 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4526 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4527 print_insn, print_pattern, print_value, haifa_classify_insn,
4528 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4529 setup_sched_dump, sched_init, sched_finish,
4530 sel_insn_is_speculation_check): Export.
4531 (struct ready_list): Move from haifa-sched.c.
4532 (ready_try, ready, max_issue): Export.
4533 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4534 sched_init_only_bb, sched_split_block, sched_split_block_1,
4535 sched_create_empty_bb, sched_create_empty_bb_1,
4536 sched_create_recovery_block, sched_create_recovery_edges): Export.
4537 (enum reg_pending_barrier_mode): Export.
4538 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4540 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4541 print_insn field. Move add_block and fix_recovery_cfg to
4542 common_sched_info_def. Move compute_jump_reg_dependencies,
4544 (struct sched_deps_info_def): ... this new structure.
4545 (sched_deps_info): Declare.
4546 (struct spec_info_def): Remove weakness_cutoff, add
4547 data_weakness_cutoff and control_weakness_cutoff.
4548 (spec_info): Declare.
4549 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4551 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4552 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4553 (current_sched_info): Change type to struct haifa_sched_info.
4554 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4555 (h_d_i_d): New variable.
4556 (HDID): New accessor macro.
4557 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4558 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4560 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4561 (enum SCHED_FLAGS): Update for selective scheduler.
4562 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4563 (init_dependency_caches, free_dependency_caches): Delete declarations.
4564 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4565 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4566 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4567 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4568 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4570 (rm_other_notes): Delete declaration.
4571 (schedule_block): Remove one argument.
4572 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4573 ready_element, ready_lastpos, sched_extend_ready_list,
4574 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4575 concat_note_lists): Export.
4576 (struct region): Move from sched-rgn.h.
4577 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4578 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4579 BLOCK_TO_BB, CONTAINING_RGN): Export.
4580 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4581 (current_nr_blocks, current_blocks, target_bb): Likewise.
4582 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4583 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4584 sched_rgn_local_init, extend_regions,
4585 rgn_make_new_region_out_of_new_block, compute_priorities,
4586 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4587 extend_rgns, deps_join rgn_setup_common_sched_info,
4588 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4589 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4590 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4591 increase_insn_priority): Likewise.
4592 * sched-rgn.c: Include sel-sched.h.
4593 (ref_counts): New static variable. Use it ...
4594 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4595 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4596 (sched_is_disabled_for_current_region_p): Delete static declaration.
4597 (struct region): Move to sched-int.h.
4598 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4599 ebb_head): Define and initialize.
4600 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4601 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4602 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4604 (find_single_block_region): Add new argument to indicate that EBB
4605 regions should be constructed.
4606 (debug_live): Delete declaration.
4607 (current_nr_blocks, current_blocks, target_bb):
4608 Remove static qualifiers.
4609 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4611 (init_regions): Delete declaration.
4612 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4613 rgn_estimate_number_of_insns): New.
4614 (too_large): Use estimate_number_of_insns.
4615 (haifa_find_rgns): New. Move the code from ...
4616 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4617 (free_trg_info): New.
4618 (compute_trg_info): Allocate candidate tables here instead of ...
4619 (init_ready_list): ... here.
4620 (rgn_print_insn): Use const_rtx.
4621 (contributes_to_priority, extend_regions): Delete static declaration.
4622 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4623 (add_block1): Rename to rgn_add_block.
4624 (debug_rgn_dependencies): Delete static qualifier.
4625 (new_ready): Use sched_deps_info. Simplify.
4626 (rgn_common_sched_info, rgn_const_sched_deps_info,
4627 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4629 (region_sched_info): Rename to rgn_const_sched_info.
4630 (deps_join): New, extracted from ...
4631 (propagate_deps): ... here.
4632 (compute_block_dependences, debug_dependencies): Update for selective
4634 (free_rgn_deps, compute_priorities): New functions.
4635 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4636 sched_rgn_compute_dependencies): New functions.
4637 (schedule_region): Use them.
4638 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4639 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4641 (schedule_insns): Call new functions that were split out.
4642 (rgn_make_new_region_out_of_new_block): New.
4643 (get_rgn_sched_max_insns_priority): New.
4644 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4645 scheduling when appropriate.
4646 * sched-vis.c: Include insn-attr.h.
4647 (print_value, print_pattern): Make global.
4648 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4649 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4650 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4651 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4652 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4653 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4654 hooks. Initialize them to 0.
4655 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4656 * target.h (struct gcc_target): Add them. Rename gen_check field to
4658 * flags.h (sel_sched_switch_set): Declare.
4659 * opts.c (sel_sched_switch_set): New variable.
4660 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4661 pipelining is disabled from command line.
4662 (common_handle_option): Record whether selective scheduling is
4663 requested from command line.
4664 * doc/invoke.texi: Document new flags and parameters.
4665 * doc/tm.texi: Document new target hooks.
4666 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4668 (dfa_state_size): Do not declare locally.
4669 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4670 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4671 rs6000_alloc_sched_context, rs6000_set_sched_context,
4672 rs6000_free_sched_context): New functions.
4673 (struct _rs6000_sched_context): New.
4674 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4676 (rs6000_sched_finish): Do not run for selective scheduling.
4678 2008-08-31 Jan Hubicka <jh@suse.cz>
4680 * frv.c (frv_rtx_costs): Update forward declaration.
4681 * spu.c (spu_rtx_costs): Likewise.
4682 * pdp11.c: Include df.h
4683 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4684 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4685 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4686 * iq2000.c (iq2000_address_cost): Add speed argument.
4687 (iq2000_rtx_costs): Likewise.
4688 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4689 update call of mn10300_address_cost.
4690 * mcore.c: Include df.h
4691 (mcore_rtx_costs): Update prototype.
4692 * score3.c: Include df.h
4693 (score3_rtx_costs): Remove speed argument.
4694 * score7.c: Include df.h
4695 (score7_address_cost): Remove speed argument.
4696 * score-protos.h (score_address_cost): Update prototype.
4697 * score.c: Include df.h
4698 (score_rtx_costs): Update call of costs functions.
4699 * v850.c (v850_rtx_costs): Add bool argument.
4701 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4703 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4705 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4707 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4708 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4710 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4712 * mkmap-flat.awk: Add option pe_dll.
4713 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4714 * config/i386/t-cygwin (SHLIB_LC): Add.
4715 * config/i386/t-mingw32 (SHLIB_LC): Add.
4716 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4717 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4718 (LINK_SPEC): Support libgcc_s.
4719 (LIBGCC_SPEC): Support libgcc_s.
4720 (LIBGCC_SONAME): New.
4722 2008-08-31 Jan Hubicka <jh@suse.cz>
4724 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4725 mistakely had old version of patch.
4727 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4728 (ipcp_estimate_growth): New.
4729 (ipcp_insert_stage): Use ipcp_estimate_growth.
4730 * profile.c (branch_prob): When reading failed, do not consider
4733 2008-08-31 Jan Hubicka <jh@suse.cz>
4735 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4736 loop is optimized for speed.
4738 2008-08-31 Richard Guenther <rguenther@suse.de>
4741 * fold-const.c (fold_binary): Retain conversions in folding
4744 2008-08-31 Jan Hubicka <jh@suse.cz>
4746 * postreload-gcse.c (eliminate_partially_redundant_loads):
4747 Use optimize_bb_for_size_p.
4748 * predict.c (maybe_hot_frequency_p): Make inline.
4749 (maybe_hot_count_p): Break out from ...
4750 (maybe_hot_bb_p): ... this one.
4751 (maybe_hot_edge_p): Simplify.
4752 * basic-block.h (probably_cold_bb_p): Remove.
4754 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4757 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4759 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4760 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4761 Also split V4SFmode.
4762 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4765 2008-08-31 Jan Hubicka <jh@suse.cz>
4767 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4769 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4771 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4774 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4777 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4778 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4780 2008-08-31 Jan Hubicka <jh@suse.cz>
4782 * sparc.h (BRANCH_COST): Fix macro definition.
4783 * avr.c (avr_operand_rtx_cost): Add speed argument.
4784 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4786 2008-08-31 Richard Guenther <rguenther@suse.de>
4788 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4789 types instead of operands. Re-instantiate verifying of
4790 binary expression operands.
4792 2008-08-30 Jan Hubicka <jh@suse.cz>
4794 * fwprop.c (should_replace_address): Add speed attribute.
4795 (PR_OPTIMIZE_FOR_SPEED): New flag.
4796 (propagate_rtx_1): Use it.
4797 (propagate_rtx): Set it.
4798 (try_fwprop_subst): Update call of rtx_costs.
4799 (forward_propagate_and_simplify): LIkewise.
4800 * hooks.c (hook_int_rtx_bool_0): New
4801 (hook_bool_rtx_int_int_intp_false): Replace by ...
4802 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4803 * hooks.h (hook_int_rtx_bool_0): New
4804 (hook_bool_rtx_int_int_intp_false): Replace by ...
4805 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4806 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4807 (prepare_cmp_insn): UPdate call of rtx_cost.
4808 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4809 (reload_cse_simplify_operands): Update call of rtx_cost.
4810 (reload_cse_move2add): call of rtx_cost.
4811 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4812 * rtlanal.c (rtx_cost): Add speed argument.
4813 (address_cost): Add speed argument
4814 (default_address_cost): Likewise.
4815 (insn_rtx_cost): Likewise.
4816 * cfgloopanal.c (seq_cost): Add speed argument.
4817 (target_reg_cost, target_spill_cost): Turn to array.
4818 (init_set_costs): Update for speed.
4819 (estimate_reg_pressure_cost): Add speed argument.
4820 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4821 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4822 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4823 (seq_cost): Add speed argument.
4824 (computation_cost): Add speed arugment.
4825 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4826 (force_expr_to_var_cost): Update for profile info.
4827 (force_var_cost): Likewise.
4828 (split_address_cost): Likewise.
4829 (ptr_difference_cost): Likewise.
4830 (difference_cost): Likewise.
4831 (get_computation_cost_at): Likewise.
4832 (determine_iv_cost): Likewise.
4833 (ivopts_global_cost_for_size): Likewise.
4834 (rewrite_use_address): Likewise.
4835 (tree_ssa_iv_optimize_loop): Initialize speed field.
4836 * cse.c (optimize_this_for_speed_p): New static var.
4837 (notreg_cost): Update call of rtx_cost.
4838 (cse_extended_basic_block): set optimize_this_for_speed_p.
4839 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4840 (noce_try_cmove_arith): Likewise.
4841 (noce_try_sign_mask): LIkewise.
4842 * expr.c (compress_float_constant): Update rtx_cost calls.
4843 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4845 (addr_to_parts): Likewise.
4846 (create_mem_ref): Likewise.
4847 * dse.c (find_shift_sequence): Add speed argument.
4848 (replace_read): Update call.
4849 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4850 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4851 * neg_cost, shift_cost, shiftadd_cost,
4852 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4853 mul_highpart_cost): Increase dimension.
4854 (init_expmed): Initialize for both size and speed.
4855 (expand_shift): Use profile.
4856 (synth_mult): Use profile.
4857 (choose_mult_variant): Use profile.
4858 (expand_mult): Use profile.
4859 (expand_mult_highpart_optab): Use profile.
4860 (expand_mult_highpart): Use profile.
4861 (expand_smod_pow2): Use profile.
4862 (expand_divmod): Use profile.
4863 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4865 * loop-invariant.c (create_new_invariant): Use profile.
4866 (gain_for_invariant): Add speed parameter.
4867 (best_gain_for_invariant): Likewise.
4868 (find_invariants_to_move): Likewise.
4869 (move_single_loop_invariants): Set it.
4870 * target-def.h (TARGET_RTX_COSTS): Use hook.
4871 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4872 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4873 * output.h (default_address_cost): Update prototype.
4874 * combine.c (optimize_this_for_speed_p): New static var.
4875 (combine_validate_cost): Update call of rtx_cost.
4876 (combine_instructions): Set optimize_this_for_speed_p.
4877 (expand_compound_operation): Update call of rtx_cost.
4878 (make_extraction):Update call of rtx_cost.
4879 (force_to_mode):Update call of rtx_cost.
4880 (distribute_and_simplify_rtx):Update call of rtx_cost.
4881 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4882 (estimate_reg_pressure_cost): Update prototype.
4883 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4884 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4886 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4887 (alpha_rtx_costs): Update.
4888 * config/frv/frv.c (frv_rtx_costs): Update.
4889 * config/s390/s390.c (s390_rtx_costs): Update.
4890 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4891 (m32c_rtx_costs): Update.
4892 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4893 (spu_rtx_costs): Update.
4894 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4895 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4896 * config/i386/i386.c (:ix86_address_cost): Update.
4897 (ix86_rtx_costs): Update.
4898 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4899 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4900 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4901 * config/crx/crx.c (crx_address_cost): Update.
4902 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4903 * config/stormy16/stormy16.c
4904 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4905 * config/m68hc11/m68hc11.c
4906 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4907 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4908 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4910 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4912 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4913 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4914 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4915 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4916 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4917 (mcore_rtx_costs): update.
4918 * config/score/score3.c (score3_rtx_costs): Update.
4919 * config/score/score7.c (score7_rtx_costs): Update.
4920 * config/score/score3.h (score3_rtx_costs):Update.
4921 * config/score/score7.h (score7_rtx_costs): Update.
4922 * config/score/score.c (score_rtx_costs): Update.
4923 * config/arm/arm.c (arm_address_cost): Update.
4924 (arm_rtx_costs_1): Update.
4925 (arm_rtx_costs_1): Update.
4926 (arm_size_rtx_costs): Update.
4927 (arm_size_rtx_costs): Update.
4928 (arm_size_rtx_costs): Update.
4929 (arm_xscale_rtx_costs): Update.
4930 (arm_thumb_address_cost): Update.
4931 * config/pa/pa.c (hppa_address_cost): Update.
4932 * config/mips/mips.c (mips_rtx_costs): Update.
4933 * config/vax/vax.c (vax_address_cost): Update.
4934 * config/h8300/h8300.c (h8300_shift_costs): Update.
4935 (h8300_rtx_costs): Update.
4936 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4937 (v850_rtx_costs): Update.
4938 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4939 * config/bfin/bfin.c
4940 (bfin_address_cost): Update.
4941 (bfin_rtx_costs): Update.
4942 * stmt.c (lshift_cheap_p): Update.
4944 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4947 * expmed.c (extract_bit_field_1): Check the mode size to make
4948 sure the vector modes have the same size.
4950 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4952 * dojump.c (top level): Include basic-block.h to declare
4953 optimize_insn_for_speed_p
4955 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4957 * opts.h (CL_SAVE): New option class for marking options that are
4958 target specific options usable in the target attribute.
4959 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4961 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4962 can easily find the target specific options that are safe to use
4963 in the attribute or pragma.
4965 * attribs.c (decl_attributes): Change #pragma GCC option to
4966 #pragma GCC target, and attribute((option(...))) to
4967 attribute((target(...))).
4969 * doc/extend.texi (target attribute): Change from option
4970 attribute. Delete push/pop/reset.
4971 (#pragma GCC target): Change from #pragma GCC option. Delete
4973 (#pragma GCC push_options): Document new pragma.
4974 (#pragma GCC pop_options): Document new pragma.
4975 (#pragma GCC reset_options): Document new pragma.
4977 * targhooks.c (default_target_option_valid_attribute_p): Add
4978 warning about port not supporting target attributes.
4979 (default_target_option_pragma_parse): New function, warn about
4980 #pragma GCC target not being supported.
4982 * targhooks.h (default_target_option_pragma_parse): Add
4985 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4986 TI_CURRENT_OPTION_PRAGMA.
4987 (current_target_pragma): Rename from current_option_pragma.
4989 * target.h: (struct target_option): Delete booleans for changing
4990 the optimization level on hot/cold functions. Change signature of
4991 pragma_parse hook to take a second tree.
4993 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4995 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4996 that the declaration is done at global scope.
4998 * langhooks.c (add_builtin_function_common): Move most of the code
4999 from add_builtin_function here, calling the hook passed in.
5000 (add_builtin_function): Call add_builtin_function_common with
5001 standard builtin hook.
5002 (add_builtin_function_ext_scope): New function to add builtins to
5005 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5007 (add_builtin_function_ext_scope): Add declaration.
5009 * c-pragma.c (handle_pragma_target): Rename from
5010 handle_pragma_option, #pragma GCC option is now #pragma GCC
5011 target. Move warning about port not supporting target options to
5012 default pragma parse hook. Remove push/pop/reset from this
5014 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5015 (option_stack): Delete static variable.
5016 (optimize_stack): Ditto.
5017 (optons_stack): New stack of saved target and optimization
5019 (handle_pragma_push_options): New function to handle pushing both
5020 target and optimization options.
5021 (handle_pragma_pop_options): New function to handle popping both
5022 target and optimization options.
5023 (handle_pragma_reset_options): New function to handle resetting
5024 both target and optimization options to their initial state.
5025 (init_pragma): Rename handle_pragma_option to
5026 handle_pragma_target. Add support for push_options, pop_options,
5027 and reset_options pragmas.
5029 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5030 default_target_option_pragma_parse.
5031 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5032 default_target_option_valid_attribute_p.
5033 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5034 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5035 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5036 optimization level on hot/cold functions.
5038 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5039 if the caller and callee have different optimization levels.
5041 * c-common.c (handle_target_attribute): Rename from
5042 handle_option_attribute, attribute((option(...))) is now
5043 attribute((target(...))). Move warning if the port does not
5044 support target attributes to the default hook.
5045 (handle_hot_attribute): Delete code to change the optimization
5046 level of hot functions.
5047 (handle_cold_attribute): Ditto.
5049 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5050 argument that is the binary tree options to use if there are no
5051 arguments. Call ix86_valid_target_attribute_tree instead of
5052 ix86_valid_option_attribute_tree.
5053 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5054 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5055 ix86_pragma_option_parse.
5057 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5058 Rename from ix86_valid_option_attribute_tree.
5060 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5061 new builtins when the ISA changes.
5062 (ix86_valid_target_attribute_tree): Rename from
5063 ix86_valid_option_attribute_tree. Change callers. If the
5064 function specified optimization options, use those as the starting
5065 point before setting up the target attributes. If the
5066 optimization options were changed in the course of setting the
5067 target attributes, record the new optimization options.
5068 (ix86_valid_target_attribute_tree_inner_p): Rename from
5069 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5070 ix86_add_new_builtins if the ISA changed.
5071 (ix86_valid_target_attribute_p): Rename from
5072 ix86_valid_option_attribute_p. Change callers.
5073 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5074 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5075 as delayed builtin functions.
5076 (struct builtin_isa): New structure to record builtin functions
5077 that should be delayed until the ISA for that function is used.
5078 (ix86_builtins_isa): Change from int to struct to track builtin
5079 functions we want to declare at some point.
5080 (def_builtin): If the front end can delay defining the builtin
5081 functions, don't create builtins for ISAs not part of the default
5083 (def_builtin_const): Ditto.
5084 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5085 __builtin_ia32_pcmov_v2di to be different builtin functions.
5086 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5087 a structure instead of an int.
5088 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5089 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5090 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5091 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5093 * config/ia64/ia64.h
5094 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5095 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5097 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5098 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5099 (LANG_HOOKS_INITIALIZER): Add
5100 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5102 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5105 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5106 the reload address with the index register for SFmode
5107 access with a displacement.
5109 2008-08-30 Jan Hubicka <jh@suse.cz>
5111 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5112 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5113 * dojump.c (do_jump): Likewise.
5114 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5115 (note-if_info): Add BRANCH_COST.
5116 (noce_try_store_flag_constants, noce_try_addcc,
5117 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5118 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5119 find_if_case_2): Use computed branch cost.
5120 * expr.h (BRANCH_COST): Update default.
5121 * predict.c (predictable_edge_p): New function.
5122 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5123 Update BRANCH_COST call.
5124 * basic-block.h (predictable_edge_p): Declare.
5125 * config/alpha/alpha.h (BRANCH_COST): Update.
5126 * config/frv/frv.h (BRANCH_COST): Update.
5127 * config/s390/s390.h (BRANCH_COST): Update.
5128 * config/spu/spu.h (BRANCH_COST): Update.
5129 * config/sparc/sparc.h (BRANCH_COST): Update.
5130 * config/m32r/m32r.h (BRANCH_COST): Update.
5131 * config/i386/i386.h (BRANCH_COST): Update.
5132 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5134 * config/sh/sh.h (BRANCH_COST): Update.
5135 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5136 * config/avr/avr.h (BRANCH_COST): Update.
5137 * config/crx/crx.h (BRANCH_COST): Update.
5138 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5139 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5140 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5141 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5142 * config/ia64/ia64.h (BRANCH_COST): Update.
5143 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5144 * config/arc/arc.h (BRANCH_COST): Update.
5145 * config/score/score.h (BRANCH_COST): Update.
5146 * config/arm/arm.h (BRANCH_COST): Update.
5147 * config/pa/pa.h (BRANCH_COST): Update.
5148 * config/mips/mips.h (BRANCH_COST): Update.
5149 * config/vax/vax.h (BRANCH_COST): Update.
5150 * config/h8300/h8300.h (BRANCH_COST): Update.
5151 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5152 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5153 * doc/tm.texi (BRANCH_COST): Update.
5155 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5158 * config/arm/arm.c (arm_optimization_options): Set
5159 flag_section_anchors to 2 instead of 1 to distinguish it from
5160 -fsection-anchors given explicitely on the command line.
5162 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5164 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5165 final insn of a split.
5167 2008-08-30 Jan Hubicka <jh@suse.cz>
5169 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5170 optimized for speed.
5171 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5172 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5173 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5174 flag_gcse_after_reload_set): New static vars.
5175 (common_handle_option): Enable those flags for profile-use.
5176 (decode_options): Remove optimize_size flags that are handled
5177 on higher granuality.
5178 * tree-vectorizer.c (vectorize_loops): Use
5179 optimize_loop_nest_for_speed_p.
5180 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5181 * tree-predcom.c (tree_predictive_commoning): Use
5182 optimize_loop_for_speed_p.
5183 * varasm.c (assemble_start_function): Use
5184 optimize_function_for_speed_p.
5185 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5186 * predict.c (optimize_loop_for_speed_p): Fix walk.
5188 2008-08-30 Jan Hubicka <jh@suse.cz>
5190 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5192 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5193 profile presence locally.
5195 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5198 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5199 versions before 4.0.
5201 2008-08-29 Jan Hubicka <jh@suse.cz>
5203 * tree-inline.c (insert_init_stmt): Insert sequence even when
5206 2008-08-29 Jeff Law <law@redhat.com>
5208 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5209 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5210 location and class is an FP register.
5212 2008-08-29 Jan Hubicka <jh@suse.cz>
5214 * see.c (see_merge_one_def_extension): Silence used uninitialized
5216 * matrix-reorg.c (check_allocation_function): Likewise.
5217 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5219 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5222 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5223 compute new & and | in type rather than TREE_TYPE (arg0).
5225 * dwarf2out.c (fortran_common): Update comment.
5226 (gen_variable_die): Swap com_die and var_die variables in Fortran
5227 COMMON block handling code.
5229 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5231 * dwarf2out.c (gen_const_die): New function.
5232 (size_of_die, value_format, output_die): Output larger
5233 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5234 (native_encode_initializer): New function.
5235 (tree_add_const_value_attribute): Call it.
5236 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5238 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5239 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5240 TREE_THIS_VOLATILE to add_type_attribute.
5242 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5244 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5247 * dwarf2out.c (loc_by_reference): New function.
5248 (add_location_or_const_value_attribute): Use it.
5251 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5252 as DW_TAG_variable children of DW_TAG_common_block rather than
5253 DW_TAG_member children. Put DW_AT_external to individual
5254 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5256 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5257 loc_descriptor_from_tree_1.
5261 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5262 arguments to imported_module_or_decl.
5263 (debug_nothing_tree_tree): Removed.
5264 (debug_nothing_tree_tree_tree_bool): New prototype.
5265 * debug.c (do_nothing_debug_hooks): Adjust.
5266 (debug_nothing_tree_tree): Removed.
5267 (debug_nothing_tree_tree_tree_bool): New function.
5268 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5269 (gen_variable_die): Put all common vars for the
5270 same COMMON block under one DW_TAG_common_block.
5271 (declare_in_namespace): Return new context_die, for Fortran
5272 return the module DIE instead of adding extra declarations into
5274 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5275 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5276 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5278 (dwarf2out_global_decl): Don't skip Fortran global vars.
5279 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5280 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5281 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5282 DW_TAG_imported_declaration as child of previous
5283 DW_TAG_imported_module.
5284 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5285 * sdbout.c (sdb_debug_hooks): Likewise.
5286 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5288 2008-08-29 Jan Hubicka <jh@suse.cz>
5290 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5292 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5293 * ipa-cp.c (n_cloning_candidates): New static variable.
5294 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5295 (ipcp_print_all_lattices): Improve debug output.
5296 (ipcp_cloning_candidate_p): New function.
5297 (ipcp_initialize_node_lattices): Use it.
5298 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5299 (ipcp_propagate_stage): Prettier debug output.
5300 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5301 (ipcp_print_all_structures): Remove.
5302 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5303 (ipcp_insert_stage): Prettier debug output; call
5304 cgraph_remove_unreachable_nodes before propagating.
5305 (pass_ipa_cp): Schedule function removal pass.
5306 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5308 (cgraph_maybe_hot_edge_p): Move to ...
5309 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5310 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5311 (common_handle_option): Set them; enable ipa-cp when profiling.
5312 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5313 (ipa_print_all_jump_functions): Likewise.
5314 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5315 (ipa_print_node_params, ipa_print_all_params): New.
5316 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5317 ipa_print_all_param_flags): Remove.
5318 (ipa_print_node_params, ipa_print_all_params): New.
5320 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5322 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5323 change from 2008-04-03.
5324 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5326 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5329 * ira-color.c (push_allocnos_to_stack): Truncate
5330 removed_splay_allocno_vec.
5332 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5335 * ira-color (ira_fast_allocation): Don't assign hard registers to
5338 2008-08-29 Jan Hubicka <jh@suse.cz>
5341 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5342 for cold internal loops.
5344 2008-08-29 Richard Guenther <rguenther@suse.de>
5346 * tree-ssa-structalias.c (create_variable_info_for): Do not
5347 create fields for heap vars or vars with a noalias state.
5348 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5351 2008-08-29 Richard Guenther <rguenther@suse.de>
5353 * common.opt (ftree-store-ccp): Mark as preserved for
5354 backward compatibility.
5355 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5356 * tree-pass.h (pass_store_ccp): Remove.
5357 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5358 (first_vdef): Remove declaration.
5359 (get_value_loaded_by): Likewise.
5360 * tree-ssa-ccp.c (do_store_ccp): Remove.
5361 (get_default_value): Simplify as do_store_ccp is always false
5362 now. Do not initialize mem_ref.
5363 (set_value_varying): Likewise.
5364 (canonicalize_float_value): Likewise.
5365 (set_lattice_value): Likewise.
5366 (likely_value): Likewise.
5367 (surely_varying_stmt_p): Likewise.
5368 (ccp_initialize): Likewise.
5369 (ccp_lattice_meet): Likewise.
5370 (ccp_visit_phi_node): Likewise.
5371 (ccp_fold): Likewise.
5372 (evaluate_stmt): Likewise.
5373 (visit_assignment): Likewise.
5374 (ccp_visit_stmt): Likewise.
5375 (execute_ssa_ccp): Fold into ...
5376 (do_ssa_ccp): ... this.
5377 (do_ssa_store_ccp): Remove.
5378 (gate_store_ccp): Likewise.
5379 (pass_store_ccp): Likewise.
5380 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5382 * tree-ssa-propagate.c (first_vdef): Remove.
5383 (get_value_loaded_by): Likewise.
5384 (replace_vuses_in): Likewise.
5385 (substitute_and_fold): Do not call replace_vuses_in.
5386 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5388 2008-08-29 Richard Guenther <rguenther@suse.de>
5391 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5392 PARAM_NOALIAS tags with is_heapvar.
5393 * tree-ssa-operands.c (access_can_touch_variable): Offset
5394 based tests do not apply for heapvars. Fix offset test.
5396 2008-08-29 Jan Hubicka <jh@suse.cz>
5398 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5399 (-fipa-cp-clone): Enabled by default at -O3.
5400 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5401 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5403 2008-08-29 Jan Hubicka <jh@suse.cz>
5405 * tree.c (build_function_type_skip_args,
5406 build_function_decl_skip_args): New functions.
5407 * tree.h (build_function_type_skip_args,
5408 build_function_decl_skip_args): Declare.
5409 * gimple.c (giple_copy_call_skip_args): New function.
5410 (giple_copy_call_skip_args): Declare.
5412 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5413 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5414 (ipcp_node_modifiable_p): ... this one; use
5415 tree_versionable_function_p.
5416 (ipcp_create_replace_map): Improve debug output.
5417 (ipcp_need_redirect_p): Return false when not clonning.
5418 (ipcp_update_callgraph): Skip args.
5419 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5421 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5422 (save_inline_function_body): Update call of tree_function_versioning.
5423 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5424 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5426 (tree_function_versioning): Likewise.
5427 * tree-inline.h (tree_function_versioning): Update prototype.
5429 2008-08-29 Jan Hubicka <jh@suse.cz>
5431 * loop-unswitch.c (unswitch_single_loop): Use
5432 optimize_loop_for_speed_p.
5433 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5434 Use optimize_function_for_size_p.
5435 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5436 * postreload-gcse.c (eliminate_partially_redundant_load):
5437 Use optimize_bb_for_size_p.
5438 * value-prof.c (gimple_divmod_fixed_value_transform,
5439 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5440 gimple_stringops_transform): Use optimize_bb_for_size_p.
5441 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5442 * final.c (compute_alignments): Use optimize_function_for_size_p.
5443 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5444 (fold_builtin_strcpy, fold_builtin_fputs): Use
5445 optimize_function_for_size_p.
5446 * fold-const.c (tree_swap_operands_p): Use
5447 optimize_function_for_size_p.
5448 * recog.c (relax_delay_slots): Likewise.
5449 * tree-ssa-math-opts.c (replace_reciprocal):
5450 Use optimize_bb_for_speed_p.
5451 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5452 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5453 optimize_function_for_size_p.
5454 (cgraph_decide_inlining_of_small_function): Use
5455 optimize_function_for_size_p.
5456 * global.c (find_reg): Use optimize_function_for_size_p.
5457 * opts.c (decode_options): Do not clear flag_tree_ch,
5458 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5459 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5460 work it out from profile.
5461 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5462 optimize_loop_for_speed_p.
5463 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5465 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5466 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5467 * tree-eh.c (decide_copy_try_finally): Use
5468 optimize_function_for_size_p.
5469 * local-alloc.c (block_alloc): Pass BB pointer.
5470 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5471 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5472 * loop-unroll.c (decide_unrolling_and_peeling):
5473 Use optimize_loop_for_size_p.
5474 (decide_peel_completely): Likewise.
5475 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5476 optimize_loop_for_size_p.
5477 (vect_enhance_data_refs_alignment): Likewise.
5478 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5479 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5481 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5482 (try_crossjump_bb): Use optimize_bb_for_size_p.
5483 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5484 optimize_loop_for_speed_p.
5485 * bb-reorder.c (find_traces_1_round): Likewise.
5486 (copy_bb): Use optimize_bb_for_speed_p.
5487 (duplicate_computed_gotos): Likewise.
5488 * basic-block.h (optimize_loop_nest_for_size_p,
5489 optimize_loop_nest_for_speed_p): New.
5490 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5492 2008-08-29 Tristan Gingold <gingold@adacore.com>
5494 * gcov.c (main): Call expandargv.
5496 2008-08-29 Jan Hubicka <jh@suse.cz>
5498 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5500 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5502 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5503 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5505 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5507 2008-08-29 Jan Hubicka <jh@suse.cz>
5509 * tree-pass.h (pass_strip_predict_hints): Declare.
5510 * predict.c (strip_builtin_expect): Rename to ...
5511 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5512 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5513 (tree_estimate_probability): Do not strip builtin_expect.
5514 (pass_strip_predict_hints): New pass.
5515 * tree-inline.c (expand_call_inline): When inlining cold function,
5516 predict it as unlikely.
5517 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5519 2008-08-29 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/37207
5522 * tree-vrp.c (extract_range_from_binary_expr): Also try
5523 to constant fold if only one of the operands is a constant.
5525 2008-08-29 Nick Clifton <nickc@redhat.com>
5527 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5528 the same way as SYMBOL_REFs.
5530 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5532 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5534 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5536 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5537 * config/mips/mips.md (branch_likely): Remove const. Fix
5539 (define_delay for type "branch"): Change to only apply for branch
5540 with likely variant.
5541 (define_delay for type "branch" and "branch_likely" no). New delay
5543 (equality_op): New code iterator.
5544 (bbv, bbinv): New code attributes.
5545 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5548 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5549 Andrew Pinski <pinskia@gcc.gnu.org>
5552 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5554 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5556 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5557 rule that a symbolic constant must be defined and >= 0 for the
5558 corresponding facility to be present at compile-time.
5559 * gthr-posix.c: Likewise.
5561 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5563 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5564 * config/mips/mips.md (D): New mode attribute.
5565 (mulsi3, muldi3): Merge it into ...
5566 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5567 (muldi3_mul3): New pattern.
5568 (mulsi3_mult3): Rename to mulsi3_mul3.
5570 2008-08-28 Jan Hubicka <jh@suse.cz>
5572 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5574 * predict.c (always_optimize_for_size_p): Rename to ...
5575 (optimize_function_for_size): ... this one; make extern.
5576 (optimize_function_for_speed_p): New.
5577 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5578 optimize_edge_for_size_p,optimize_edge_for_size_p,
5579 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5580 * basic-block.h (optimize_function_for_size_p,
5581 optimize_function_for_speed_p): Declare.
5582 * i386.md (optimize_size checks): Replace them by appropriate
5584 (standard_80387_constant_p, ix86_compute_frame_layout,
5585 ix86_expand_epilogue, ix86_decompose_address,
5586 print_operand, emit_i387_cw_initialization,
5587 inline_memory_move_cost, ix86_pad_returns,
5588 ix86_reorg): Replace optimize_size checks.
5590 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5592 * rtl.h (simplify_subreg_regno): Declare.
5593 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5594 * simplify-rtx.c (simplify_subreg): ...here.
5595 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5596 subreg_offset_representable_p.
5598 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5601 * c-typeck.c (convert_for_assignment): Give a note describing what
5602 was passed and what was expected.
5604 2008-08-28 Joey Ye <joey.ye@intel.com>
5606 * doc/extend.texi: Document AVX built-in functions.
5607 * doc/invoke.texi: Document -mavx.
5609 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5610 Joey Ye <joey.ye@intel.com>
5611 Xuepeng Guo <xuepeng.guo@intel.com>
5613 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5615 * config/i386/cpuid.h (bit_FMA): New.
5616 (bit_XSAVE): Likewise.
5617 (bit_OSXSAVE): Likewise.
5618 (bit_AVX): Likewise.
5620 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5621 define. Use ASM_OUTPUT_AVX_PREFIX.
5623 * config/i386/gmmintrin.h: New.
5625 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5626 (OPTION_MASK_ISA_AVX_SET): New.
5627 (OPTION_MASK_ISA_FMA_SET): Likewise.
5628 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5629 (OPTION_MASK_ISA_FMA_SET): Likewise.
5630 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5631 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5632 (pta_flags): Add PTA_AVX and PTA_FMA.
5633 (override_options): Handle PTA_AVX and PTA_FMA.
5634 (init_cumulative_args): Handle warn_avx.
5635 (classify_argument): Return 0 for COImode and OImode. Return
5636 1 and X86_64_AVX_CLASS for 256bit vector types.
5637 (examine_argument): Handle X86_64_AVX_CLASS.
5638 (construct_container): Likewise.
5639 (function_arg_advance_32): Pass OImode and 256bit vector types
5641 (function_arg_advance_64): Take a new argument to indicate if a
5642 parameter is named. Handle 256bit vector types. Return
5643 immediately for unnamed 256bit vector mode parameters.
5644 (function_arg_advance): Updated.
5645 (function_arg_32): Add comments for TImode. Handle OImode
5646 and 256bit vector types.
5647 (function_arg_64): Take a new argument to indicate if a
5648 parameter is named. Handle 256bit vector types. Return NULL
5649 for unnamed 256bit vector mode parameters.
5650 (function_arg): Updated.
5651 (setup_incoming_varargs_64): Support
5652 AVX encoding for *sse_prologue_save_insn.
5653 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5654 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5655 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5656 enabled, otherwise return -3.
5657 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5659 (print_reg): Support AVX registers. Handle 'x' and 't'.
5660 Handle 'd' to duplicate the operand.
5661 (print_operand): Likewise. Also support AVX vector compare
5663 (output_387_binary_op): Support AVX.
5664 (output_fp_compare): Likewise.
5665 (ix86_expand_vector_move_misalign): Likewise.
5666 (ix86_attr_length_vex_default): New.
5667 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5668 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5669 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5670 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5671 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5672 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5673 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5674 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5675 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5676 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5677 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5678 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5679 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5680 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5681 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5682 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5683 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5684 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5685 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5686 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5687 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5688 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5689 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5690 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5691 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5692 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5693 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5694 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5695 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5696 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5697 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5698 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5699 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5700 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5701 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5702 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5703 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5704 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5705 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5706 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5707 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5708 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5709 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5710 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5711 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5712 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5713 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5714 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5715 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5716 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5717 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5718 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5719 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5720 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5721 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5722 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5723 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5724 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5725 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5726 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5727 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5728 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5729 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5730 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5731 and IX86_BUILTIN_MOVMSKPS256,
5732 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5733 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5734 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5735 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5736 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5737 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5738 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5739 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5740 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5741 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5742 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5743 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5744 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5745 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5746 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5747 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5748 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5749 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5750 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5751 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5752 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5753 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5754 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5755 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5756 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5757 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5758 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5759 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5760 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5761 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5762 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5763 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5764 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5765 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5766 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5767 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5768 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5769 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5770 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5771 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5772 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5773 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5774 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5775 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5776 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5777 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5778 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5779 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5780 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5781 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5782 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5783 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5784 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5785 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5786 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5787 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5788 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5789 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5791 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5792 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5793 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5794 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5795 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5796 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5797 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5798 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5799 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5800 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5801 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5802 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5803 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5804 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5805 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5806 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5807 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5808 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5809 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5810 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5811 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5812 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5813 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5814 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5815 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5816 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5817 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5818 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5819 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5820 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5821 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5822 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5823 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5824 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5825 IX86_BUILTIN_MOVMSKPS256.
5826 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5827 (ix86_expand_args_builtin): Likewise.
5828 (ix86_expand_special_args_builtin): Likewise.
5829 (ix86_hard_regno_mode_ok): Handle AVX modes.
5830 (ix86_expand_vector_init_duplicate): Likewise.
5831 (ix86_expand_vector_init_one_nonzero): Likewise.
5832 (ix86_expand_vector_init_one_var): Likewise.
5833 (ix86_expand_vector_init_concat): Likewise.
5834 (ix86_expand_vector_init_general): Likewise.
5835 (ix86_expand_vector_set): Likewise.
5836 (ix86_vector_mode_supported_p): Likewise.
5837 (x86_extended_reg_mentioned_p): Check INSN_P before using
5840 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5841 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5843 * config/i386/i386.h (TARGET_AVX): New.
5844 (TARGET_FMA): Likewise.
5845 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5846 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5847 (VALID_AVX256_REG_MODE): New.
5848 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5849 (AVX_FLOAT_MODE_P): Likewise.
5850 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5851 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5852 (AVX_VEC_FLOAT_MODE_P): Likewise.
5853 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5854 (ASM_OUTPUT_OPCODE): Likewise.
5855 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5857 (SSE_REG_MODE_P): Allow 256bit vector modes.
5858 (ix86_args): Add a warn_avx field.
5860 * config/i386/i386.md (UNSPEC_PCMP): New.
5861 (UNSPEC_VPERMIL): Likewise.
5862 (UNSPEC_VPERMIL2): Likewise.
5863 (UNSPEC_VPERMIL2F128): Likewise.
5864 (UNSPEC_MASKLOAD): Likewise.
5865 (UNSPEC_MASKSTORE): Likewise.
5866 (UNSPEC_CAST): Likewise.
5867 (UNSPEC_VTESTP): Likewise.
5868 (UNSPECV_VZEROALL): Likewise.
5869 (UNSPECV_VZEROUPPER): Likewise.
5870 (XMM0_REG): Likewise.
5871 (XMM1_REG): Likewise.
5872 (XMM2_REG): Likewise.
5873 (XMM3_REG): Likewise.
5874 (XMM4_REG): Likewise.
5875 (XMM5_REG): Likewise.
5876 (XMM6_REG): Likewise.
5877 (XMM8_REG): Likewise.
5878 (XMM9_REG): Likewise.
5879 (XMM10_REG): Likewise.
5880 (XMM11_REG): Likewise.
5881 (XMM12_REG): Likewise.
5882 (XMM13_REG): Likewise.
5883 (XMM14_REG): Likewise.
5884 (XMM15_REG): Likewise.
5886 (prefix_vex_imm8): Likewise.
5887 (prefix_vex_w): Likewise.
5888 (length_vex): Likewise.
5891 (*avx_ashlti3): Likewise.
5892 (*avx_lshrti3): Likewise.
5893 (*avx_setcc<mode>): Likewise.
5894 (*fop_<mode>_comm_mixed_avx): Likewise.
5895 (*fop_<mode>_comm_avx): Likewise.
5896 (*fop_<mode>_1_mixed_avx): Likewise.
5897 (*fop_<mode>_1_avx): Likewise.
5898 (*avx_<code><mode>3): Likewise.
5899 (*avx_ieee_smin<mode>3): Likewise.
5900 (*avx_ieee_smax<mode>3): Likewise.
5901 (mode): Add OI, V8SF and V4DF.
5902 (length): Support VEX prefix.
5903 (*cmpfp_i_mixed): Set prefix attribute.
5904 (*cmpfp_i_sse): Likewise.
5905 (*cmpfp_iu_mixed): Likewise.
5906 (*cmpfp_iu_sse): Likewise.
5907 (*movsi_1): Support AVX.
5908 (*movdi_2): Likewise.
5909 (*movdi_1_rex64): Likewise.
5910 (*movti_internal): Likewise.
5911 (*movti_rex64): Likewise.
5912 (*movsf_1): Likewise.
5913 (*movdf_nointeger): Likewise.
5914 (*movdf_integer_rex64): Likewise.
5915 (*movtf_internal): Likewise.
5916 (zero_extendsidi2_32): Likewise.
5917 (zero_extendsidi2_rex64): Likewise.
5918 (*extendsfdf2_mixed): Likewise.
5919 (*extendsfdf2_sse): Likewise.
5920 (*truncdfsf_fast_mixed): Likewise.
5921 (*truncdfsf_fast_sse): Likewise.
5922 (*truncdfsf_mixed): Likewise.
5923 (fix_trunc<mode>di_sse): Likewise.
5924 (fix_trunc<mode>si_sse): Likewise.
5925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5926 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5927 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5928 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5929 (*rcpsf2_sse): Likewise.
5930 (*rsqrtsf2_sse): Likewise.
5931 (*sqrt<mode>2_sse): Likewise.
5932 (sse4_1_round<mode>2): Likewise.
5933 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5934 Support AVX. Set length attribute properly for AVX.
5936 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5937 (VECTOR_MODES (FLOAT, 32)): Likewise.
5938 (VECTOR_MODE (INT, DI, 8)): Likewise.
5939 (VECTOR_MODE (INT, HI, 32)): Likewise.
5940 (VECTOR_MODE (INT, QI, 64)): Likewise.
5941 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5942 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5943 (VECTOR_MODE (INT, DI, 4)): Removed.
5944 (VECTOR_MODE (INT, SI, 8)): Likewise.
5945 (VECTOR_MODE (INT, HI, 16)): Likewise.
5946 (VECTOR_MODE (INT, QI, 32)): Likewise.
5947 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5948 (INT_MODE (OI, 32)): Likewise.
5950 * config/i386/i386.opt (mavx): New.
5953 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5955 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5956 (*mov<mode>_internal_avx): New.
5957 (*movv2sf_internal_rex64_avx): Likewise.
5958 (*movv2sf_internal_avx): Likewise.
5960 * config/i386/predicates.md (const_4_to_5_operand): New.
5961 (const_6_to_7_operand): Likewise.
5962 (const_8_to_11_operand): Likewise.
5963 (const_12_to_15_operand): Likewise.
5964 (avx_comparison_float_operator): Likewise.
5966 * config/i386/sse.md (AVX256MODEI): New.
5967 (AVX256MODE): Likewise.
5968 (AVXMODEQI): Likewise.
5969 (AVXMODE): Likewise.
5970 (AVX256MODEF2P): Likewise.
5971 (AVX256MODE2P): Likewise.
5972 (AVX256MODE4P): Likewise.
5973 (AVX256MODE8P): Likewise.
5974 (AVXMODEF2P): Likewise.
5975 (AVXMODEF4P): Likewise.
5976 (AVXMODEDCVTDQ2PS): Likewise.
5977 (AVXMODEDCVTPS2DQ): Likewise.
5978 (avxvecmode): Likewise.
5979 (avxvecpsmode): Likewise.
5980 (avxhalfvecmode): Likewise.
5981 (avxscalarmode): Likewise.
5982 (avxcvtvecmode): Likewise.
5983 (avxpermvecmode): Likewise.
5984 (avxmodesuffixf2c): Likewise.
5985 (avxmodesuffixp): Likewise.
5986 (avxmodesuffixs): Likewise.
5987 (avxmodesuffix): Likewise.
5988 (vpermilbits): Likewise.
5989 (pinsrbits): Likewise.
5990 (mov<mode>): Likewise.
5991 (*mov<mode>_internal): Likewise.
5992 (push<mode>1): Likewise.
5993 (movmisalign<mode>): Likewise.
5994 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5995 (avx_movdqu<avxmodesuffix>): Likewise.
5996 (avx_lddqu<avxmodesuffix>): Likewise.
5997 (<plusminus_insn><mode>3): Likewise.
5998 (*avx_<plusminus_insn><mode>3): Likewise.
5999 (*avx_vm<plusminus_insn><mode>3): Likewise.
6000 (mul<mode>3): Likewise.
6001 (*avx_mul<mode>3): Likewise.
6002 (*avx_vmmul<mode>3): Likewise.
6003 (divv8sf3): Likewise.
6004 (divv4df3): Likewise.
6005 (avx_div<mode>3): Likewise.
6006 (*avx_div<mode>3): Likewise.
6007 (*avx_vmdiv<mode>3): Likewise.
6008 (avx_rcpv8sf2): Likewise.
6009 (*avx_vmrcpv4sf2): Likewise.
6010 (sqrtv8sf2): Likewise.
6011 (avx_sqrtv8sf2): Likewise.
6012 (*avx_vmsqrt<mode>2): Likewise.
6013 (rsqrtv8sf2): Likewise.
6014 (avx_rsqrtv8sf2): Likewise.
6015 (*avx_vmrsqrtv4sf2): Likewise.
6016 (<code><mode>3): Likewise.
6017 (*avx_<code><mode>3_finite): Likewise.
6018 (*avx_<code><mode>3): Likewise.
6019 (*avx_vm<code><mode>3): Likewise.
6020 (*avx_ieee_smin<mode>3): Likewise.
6021 (*avx_ieee_smax<mode>3): Likewise.
6022 (avx_addsubv8sf3): Likewise.
6023 (avx_addsubv4df3): Likewise.
6024 (*avx_addsubv4sf3): Likewise.
6025 (*avx_addsubv2df3): Likewise.
6026 (avx_h<plusminus_insn>v4df3): Likewise.
6027 (avx_h<plusminus_insn>v8sf3): Likewise.
6028 (*avx_h<plusminus_insn>v4sf3): Likewise.
6029 (*avx_h<plusminus_insn>v2df3): Likewise.
6030 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6031 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6032 (*avx_maskcmp<mode>3): Likewise.
6033 (avx_nand<mode>3): Likewise.
6034 (*avx_<code><mode>3): Likewise.
6035 (*avx_nand<mode>3): Likewise.
6036 (*avx_<code><mode>3): Likewise.
6037 (*avx_cvtsi2ss): Likewise.
6038 (*avx_cvtsi2ssq): Likewise.
6039 (*avx_cvtsi2sd): Likewise.
6040 (*avx_cvtsi2sdq): Likewise.
6041 (*avx_cvtsd2ss): Likewise.
6042 (avx_cvtss2sd): Likewise.
6043 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6044 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6045 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6046 (*avx_cvtsi2sd): Likewise.
6047 (*avx_cvtsi2sdq): Likewise.
6048 (avx_cvtdq2pd256): Likewise.
6049 (avx_cvtpd2dq256): Likewise.
6050 (avx_cvttpd2dq256): Likewise.
6051 (*avx_cvtsd2ss): Likewise.
6052 (*avx_cvtss2sd): Likewise.
6053 (avx_cvtpd2ps256): Likewise.
6054 (avx_cvtps2pd256): Likewise.
6055 (*avx_movhlps): Likewise.
6056 (*avx_movlhps): Likewise.
6057 (avx_unpckhps256): Likewise.
6058 (*avx_unpckhps): Likewise.
6059 (avx_unpcklps256): Likewise.
6060 (*avx_unpcklps): Likewise.
6061 (avx_movshdup256): Likewise.
6062 (avx_movsldup256): Likewise.
6063 (avx_shufps256): Likewise.
6064 (avx_shufps256_1): Likewise.
6065 (*avx_shufps_<mode>): Likewise.
6066 (*avx_loadhps): Likewise.
6067 (*avx_storelps): Likewise.
6068 (*avx_loadlps): Likewise.
6069 (*avx_movss): Likewise.
6070 (*vec_dupv4sf_avx): Likewise.
6071 (*vec_concatv2sf_avx): Likewise.
6072 (*vec_concatv4sf_avx): Likewise.
6073 (*vec_setv4sf_0_avx): Likewise.
6074 (*vec_setv4sf_avx): Likewise.
6075 (*avx_insertps): Likewise.
6076 (avx_vextractf128<mode>): Likewise.
6077 (vec_extract_lo_<mode>): Likewise.
6078 (vec_extract_hi_<mode>): Likewise.
6079 (vec_extract_lo_<mode>): Likewise.
6080 (vec_extract_hi_<mode>): Likewise.
6081 (vec_extract_lo_v16hi): Likewise.
6082 (vec_extract_hi_v16hi): Likewise.
6083 (vec_extract_lo_v32qi): Likewise.
6084 (vec_extract_hi_v32qi): Likewise.
6085 (avx_unpckhpd256): Likewise.
6086 (*avx_unpckhpd): Likewise.
6087 (avx_movddup256): Likewise.
6088 (*avx_movddup): Likewise.
6089 (avx_unpcklpd256): Likewise.
6090 (*avx_unpcklpd): Likewise.
6091 (avx_shufpd256): Likewise.
6092 (avx_shufpd256_1): Likewise.
6093 (*avx_punpckhqdq): Likewise.
6094 (*avx_punpcklqdq): Likewise.
6095 (*avx_shufpd_<mode>): Likewise.
6096 (*avx_storehpd): Likewise.
6097 (*avx_loadhpd): Likewise.
6098 (*avx_loadlpd): Likewise.
6099 (*avx_movsd): Likewise.
6100 (*vec_concatv2df_avx): Likewise.
6101 (*avx_<plusminus_insn><mode>3): Likewise.
6102 (*avx_<plusminus_insn><mode>3): Likewise.
6103 (*avx_mulv8hi3): Likewise.
6104 (*avxv8hi3_highpart): Likewise.
6105 (*avx_umulv8hi3_highpart): Likewise.
6106 (*avx_umulv2siv2di3): Likewise.
6107 (*avx_mulv2siv2di3): Likewise.
6108 (*avx_pmaddwd): Likewise.
6109 (*avx_mulv4si3): Likewise.
6110 (*avx_ashr<mode>3): Likewise.
6111 (*avx_lshr<mode>3): Likewise.
6112 (*avx_ashl<mode>3): Likewise.
6113 (*avx_<code><mode>3): Likewise.
6114 (*avx_eq<mode>3): Likewise.
6115 (*avx_gt<mode>3): Likewise.
6116 (*avx_nand<mode>3): Likewise.
6117 (*avx_nand<mode>3): Likewise.
6118 (*avx_<code><mode>3): Likewise.
6119 (*avx_<code><mode>3): Likewise.
6120 (*avx_packsswb): Likewise.
6121 (*avx_packssdw): Likewise.
6122 (*avx_packuswb): Likewise.
6123 (*avx_punpckhbw): Likewise.
6124 (*avx_punpcklbw): Likewise.
6125 (*avx_punpckhwd): Likewise.
6126 (*avx_punpcklwd): Likewise.
6127 (*avx_punpckhdq): Likewise.
6128 (*avx_punpckldq): Likewise.
6129 (*avx_pinsr<avxmodesuffixs>): Likewise.
6130 (*avx_pinsrq): Likewise.
6131 (*avx_loadld): Likewise.
6132 (*vec_extractv2di_1_rex64_avx): Likewise.
6133 (*vec_extractv2di_1_avx): Likewise.
6134 (*vec_dupv2di_avx): Likewise.
6135 (*vec_concatv2si_avx): Likewise.
6136 (*vec_concatv4si_1_avx): Likewise.
6137 (*vec_concatv2di_avx): Likewise.
6138 (*vec_concatv2di_rex64_avx): Likewise.
6139 (*avx_uavgv16qi3): Likewise.
6140 (*avx_uavgv8hi3): Likewise.
6141 (*avx_psadbw): Likewise.
6142 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6143 (*avx_phaddwv8hi3): Likewise.
6144 (*avx_phadddv4si3): Likewise.
6145 (*avx_phaddswv8hi3): Likewise.
6146 (*avx_phsubwv8hi3): Likewise.
6147 (*avx_phsubdv4si3): Likewise.
6148 (*avx_phsubswv8hi3): Likewise.
6149 (*avx_pmaddubsw128): Likewise.
6150 (*avx_pmulhrswv8hi3): Likewise.
6151 (*avx_pshufbv16qi3): Likewise.
6152 (*avx_psign<mode>3): Likewise.
6153 (*avx_palignrti): Likewise.
6154 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6155 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6156 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6157 (*avx_mpsadbw): Likewise.
6158 (*avx_packusdw): Likewise.
6159 (*avx_pblendvb): Likewise.
6160 (*avx_pblendw): Likewise.
6161 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6162 (avx_ptest256): Likewise.
6163 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6164 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6165 (*avx_aesenc): Likewise.
6166 (*avx_aesenclast): Likewise.
6167 (*avx_aesdec): Likewise.
6168 (*avx_aesdeclast): Likewise.
6169 (avx_vzeroupper): Likewise.
6170 (avx_vzeroupper_rex64): Likewise.
6171 (avx_vpermil<mode>): Likewise.
6172 (avx_vpermilvar<mode>3): Likewise.
6173 (avx_vpermil2<mode>3): Likewise.
6174 (avx_vperm2f128<mode>3): Likewise.
6175 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6176 (avx_vbroadcastss256): Likewise.
6177 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6178 (avx_vinsertf128<mode>): Likewise.
6179 (vec_set_lo_<mode>): Likewise.
6180 (vec_set_hi_<mode>): Likewise.
6181 (vec_set_lo_<mode>): Likewise.
6182 (vec_set_hi_<mode>): Likewise.
6183 (vec_set_lo_v16hi): Likewise.
6184 (vec_set_hi_v16hi): Likewise.
6185 (vec_set_lo_v32qi): Likewise.
6186 (vec_set_hi_v32qi): Likewise.
6187 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6188 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6189 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6190 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6191 (vec_init<mode>): Likewise.
6192 (*vec_concat<mode>_avx): Likewise.
6193 (blendbits): Support V8SF and V4DF.
6194 (sse2_movq128): Support AVX.
6195 (<sse>_movnt<mode>): Likewise.
6196 (sse2_movntv2di): Likewise.
6197 (sse_rcpv4sf2): Likewise.
6198 (sse_sqrtv4sf2): Likewise.
6199 (sse_rsqrtv4sf2): Likewise.
6200 (<sse>_comi): Likewise.
6201 (<sse>_ucomi): Likewise.
6202 (sse_cvtss2si): Likewise.
6203 (sse_cvtss2si_2): Likewise.
6204 (sse_cvtss2siq): Likewise.
6205 (sse_cvtss2siq_2): Likewise.
6206 (sse_cvttss2si): Likewise.
6207 (sse_cvttss2siq): Likewise.
6208 (sse2_cvtsd2si): Likewise.
6209 (sse2_cvtsd2si_2): Likewise.
6210 (sse2_cvtsd2siq): Likewise.
6211 (sse2_cvtsd2siq_2): Likewise.
6212 (sse2_cvttsd2si): Likewise.
6213 (sse2_cvttsd2siq): Likewise.
6214 (sse2_cvtdq2pd): Likewise.
6215 (*sse2_cvtpd2dq): Likewise.
6216 (*sse2_cvttpd2dq): Likewise.
6217 (*sse2_cvtpd2ps): Likewise.
6218 (sse2_cvtps2pd): Likewise.
6219 (sse3_movshdup): Likewise.
6220 (sse3_movsldup): Likewise.
6221 (sse_storehps): Likewise.
6222 (*sse4_1_extractps): Likewise.
6223 (sse2_storelpd): Likewise.
6224 (vec_dupv2df_sse3): Likewise.
6225 (*vec_concatv2df_sse3): Likewise.
6226 (*sse4_1_pextrb): Likewise.
6227 (*sse4_1_pextrb_memory): Likewise.
6228 (*sse2_pextrw): Likewise.
6229 (*sse4_1_pextrw_memory): Likewise.
6230 (*sse4_1_pextrd): Likewise.
6231 (*sse4_1_pextrq): Likewise.
6232 (sse2_pshufd_1): Likewise.
6233 (sse2_pshuflw_1): Likewise.
6234 (sse2_pshufhw_1): Likewise.
6235 (*sse2_storeq_rex64): Likewise.
6236 (*vec_dupv4si): Likewise.
6237 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6238 (sse2_pmovmskb): Likewise.
6239 (*sse2_maskmovdqu): Likewise.
6240 (*sse2_maskmovdqu_rex64): Likewise.
6241 (sse_ldmxcsr): Likewise.
6242 (sse_stmxcsr): Likewise.
6243 (abs<mode>2): Likewise.
6244 (sse4_1_movntdqa): Likewise.
6245 (sse4_1_phminposuw): Likewise.
6246 (sse4_1_extendv8qiv8hi2): Likewise.
6247 (*sse4_1_extendv8qiv8hi2): Likewise.
6248 (sse4_1_extendv4qiv4si2): Likewise.
6249 (*sse4_1_extendv4qiv4si2): Likewise.
6250 (sse4_1_extendv2qiv2di2): Likewise.
6251 (*sse4_1_extendv2qiv2di2): Likewise.
6252 (sse4_1_extendv4hiv4si2): Likewise.
6253 (*sse4_1_extendv4hiv4si2): Likewise.
6254 (sse4_1_extendv2hiv2di2): Likewise.
6255 (*sse4_1_extendv2hiv2di2): Likewise.
6256 (sse4_1_extendv2siv2di2): Likewise.
6257 (*sse4_1_extendv2siv2di2): Likewise.
6258 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6259 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6260 (sse4_1_zero_extendv4qiv4si2): Likewise.
6261 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6262 (sse4_1_zero_extendv2qiv2di2): Likewise.
6263 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6264 (sse4_1_zero_extendv4hiv4si2): Likewise.
6265 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6266 (sse4_1_zero_extendv2hiv2di2): Likewise.
6267 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6268 (sse4_1_zero_extendv2siv2di2): Likewise.
6269 (*sse4_1_zero_extendv2siv2di2): Likewise.
6270 (sse4_1_ptest): Likewise.
6271 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6272 (sse4_2_pcmpestri): Likewise.
6273 (sse4_2_pcmpestrm): Likewise.
6274 (sse4_2_pcmpistri): Likewise.
6275 (sse4_2_pcmpistrm): Likewise.
6277 (aeskeygenassist): Likewise.
6279 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6281 * config/i386/predicates.md (vzeroall_operation): New.
6283 * config/i386/sse.md (avx_vzeroall): New.
6284 (*avx_vzeroall): Likewise.
6286 2008-08-28 Paul Brook <paul@codesourcery.com>
6287 Mark Shinwell <shinwell@codesourcery.com>
6288 Richard Earnshaw <richard.earnshaw@arm.com>
6290 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6291 (TARGET_MIN_ANCHOR_OFFSET): New.
6292 (arm_override_options): Set correct anchor ranges for Thumb-1
6293 and Thumb-2 if required.
6294 (legitimize_pic_address): Handle case involving a TLS symbol
6295 reference with an addend.
6296 (arm_optimization_options): Enable section anchors at -O1 and
6298 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6299 * config/arm/arm-protos.h (arm_optimization_options): New.
6301 2008-08-28 Nick Clifton <nickc@redhat.com>
6303 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6304 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6307 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6308 * config/v850/v850.md (return): Remove frame size restriction.
6310 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6312 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6314 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6316 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6318 2008-08-28 Paul Brook <paul@codesourcery.com>
6320 * config/arm/vfp11.md: Update license notice.
6321 * config/arm/cortex-r4.md: Ditto.
6323 2008-08-28 Richard Guenther <rguenther@suse.de>
6325 PR tree-optimization/37207
6326 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6329 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6332 * tree.c (int_fits_type_p): Don't forget unsigned integers
6333 of type sizetype which higher end word equals -1.
6335 2008-08-28 Ira Rosen <irar@il.ibm.com>
6337 * target.h (struct vectorize): Add new target builtin.
6338 * tree-vectorizer.c (destroy_loop_vec_info): Call
6339 vect_free_slp_instance instead of vect_free_slp_node.
6340 * tree-vectorizer.h (enum slp_load_perm_type): New.
6341 (struct _slp_instance): Add new fields.
6342 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6343 (SLP_INSTANCE_LOADS): New.
6344 (vect_free_slp_tree): Remove.
6345 (vect_free_slp_instance): Declare.
6346 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6347 (vectorizable_load): Add argument.
6348 (vect_transform_slp_perm_load): New.
6349 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6351 (vect_get_place_in_interleaving_chain): New function.
6352 (vect_free_slp_tree): Make static.
6353 (vect_free_slp_instance): New function.
6354 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6355 collect the load location in the interleaving chain.
6356 (vect_supported_slp_permutation_p): New function.
6357 (vect_supported_load_permutation_p): Likewise.
6358 (vect_analyze_slp_instance): In case of loads permutation, call
6359 vect_supported_load_permutation_p to check that the permutation is
6361 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6362 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6363 (vect_create_mask_and_perm): New function.
6364 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6365 (vectorizable_load): Add an argument. Don't keep the created vectors
6366 statements in the node if permutation is required. Call
6367 vect_transform_slp_perm_load to generate the permutation.
6368 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6369 additional argument.
6370 (vect_schedule_slp_instance): In case of loads permutation, allocate
6371 vectorized statements structure for all the related SLP nodes. Call
6372 vect_transform_stmt with addditional argument.
6373 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6374 * config/spu/spu.c (spu_builtin_vec_perm): New.
6375 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6376 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6377 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6378 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6380 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6382 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6383 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6384 __gthread_cond_signal, __gthread_cond_timedwait,
6385 __gthread_cond_timedwait_recursive): New functions.
6386 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6388 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6391 2008-08-28 Richard Guenther <rguenther@suse.de>
6394 * fold-const.c (maybe_canonicalize_comparison_1): Require
6395 undefined overflow only for canonicalizing A +- CST cmp CST.
6396 Make sure to not generate new constants that are not inside
6397 their TYPE_MIN/MAX_VALUE range.
6398 (maybe_canonicalize_comparison): Remove undefined overflow
6400 (fold_binary): Remove now duplicate folding.
6402 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6404 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6405 use not updated in the last change.
6407 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6409 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6410 (IRA_COVER_CLASSES): Add FPUL_REGS.
6412 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6415 * c-common.c (conversion_warning): Check for null operands.
6417 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6420 * c-decl.c (check_for_loop_decls): Improve error message. Give
6423 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6426 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6427 (convert_for_assignment): Pass corrent OPT_W* parameter to
6428 WARN_FOR_ASSIGNMENT.
6430 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6433 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6435 2008-08-27 Paul Brook <paul@codesourcery.com>
6437 * config.gcc: Loosen checks for arm uclinux eabi targets.
6439 2008-08-27 Paul Brook <paul@codesourcery.com>
6441 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6443 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6445 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6447 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6448 the enumerators of an ENUMERAL_TYPE.
6449 * dbxout.c (dbxout_type): Ditto.
6451 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6454 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6455 (fwprop_addr): Check that the loop_father is not the outer loop.
6457 2008-08-26 Paul Brook <paul@codesourcery.com>
6459 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6460 Remove documentation entry for fmul type.
6461 Use fmuls to annotate single-precision multiplication patterns,
6462 fmuld to annotate double-precision multiplication patterns,
6463 fmacs to annotate single-precision multiply-accumulate patterns
6464 and fmacd to annotate double-precision multiply-accumulate patterns.
6465 * config/arm/vfp11.md: Update reservations accordingly.
6466 * config/arm/arm.md: Note that certain values of the "type"
6467 attribute are documented in vfp.md.
6468 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6469 (v10_cvt): Use new fmul types.
6471 2008-08-26 Paul Brook <paul@codesourcery.com>
6473 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6474 * config/arm/vfp11.md: ...here. New.
6475 * config/arm/arm.md: Include vfp11.md.
6477 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6479 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6480 parameter to inform call.
6482 2008-08-26 Jeff Law <law@redhat.com>
6484 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6485 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6486 preferred class when copying a constant into a partial word register.
6488 2008-08-26 Ben Elliston <bje@au.ibm.com>
6490 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6491 * cp/typeck.c: Likewise.
6492 * cp/tree.c: Likewise.
6493 * gimple-low.c: Likewise.
6496 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6498 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6499 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6501 * doc/passes.texi: Describe IRA.
6503 * doc/tm.texi (IRA_COVER_CLASSES,
6504 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6506 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6507 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6508 -fira-propagate-cost, -fno-ira-share-save-slots,
6509 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6511 * flags.h (ira_algorithm): New enumeration.
6512 (flag_ira_algorithm, flag_ira_verbose): New external variable
6515 * postreload.c (gate_handle_postreload): Don't do post reload
6516 optimizations unless the reload is completed.
6518 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6521 * tree-pass.h (pass_ira): New external variable declaration.
6523 * reload.h: Add 2008 to the Copyright.
6525 * cfgloopanal.c: Include params.h.
6526 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6529 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6531 * toplev.c (ira.h): New include.
6532 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6533 (backend_init_target): Call ira_init.
6534 (backend_init): Call ira_init_once.
6535 (finalize): Call finish_ira_once.
6537 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6538 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6541 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6542 may_move_out_cost): New external variable declarations.
6543 (move_table): New typedef.
6545 * caller-save.c: Include headers output.h and ira.h.
6546 (no_caller_save_reg_set): New global variable.
6547 (save_slots_num, save_slots): New variables.
6548 (reg_save_code, reg_restore_code, add_stored_regs): Add
6550 (init_caller_save): Set up no_caller_save_reg_set.
6551 (init_save_areas): Reset save_slots_num.
6552 (saved_hard_reg): New structure.
6553 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6554 (initiate_saved_hard_regs, new_saved_hard_reg,
6555 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6557 (setup_save_areas): Add code for sharing stack slots.
6558 (all_blocks): New variable.
6559 (save_call_clobbered_regs): Process pseudo-register too.
6560 (mark_set_regs): Process pseudo-register too.
6561 (insert_one_insn): Put the insn after bb note in a empty basic
6562 block. Add insn check.
6564 * global.c (eliminable_regset): Make it external.
6565 (mark_elimination): Use DF_LR_IN for IRA.
6566 (pseudo_for_reload_consideration_p): New.
6567 (build_insn_chain): Make it external. Don't ignore spilled
6568 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6569 (gate_handle_global_alloc): New function.
6570 (pass_global_alloc): Add the gate function.
6572 * opts.c (decode_options): Set up flag_ira. Print the warning for
6574 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6576 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6578 * regmove.c (regmove_optimize): Don't do replacement of output for
6581 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6582 New external variable declarations.
6584 * local-alloc.c (update_equiv_regs): Make it external. Return
6585 true if jump label rebuilding should be done. Rescan new_insn for
6587 (gate_handle_local_alloc): New function.
6588 (pass_local_alloc): Add the gate function.
6590 * alias.c (value_addr_p, stack_addr_p): New functions.
6591 (nonoverlapping_memrefs_p): Use them for IRA.
6593 * common.opt (fira, fira-algorithm, fira-coalesce,
6594 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6595 fira-verbose): New options.
6597 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6598 move_cost, may_move_in_cost, may_move_out_cost): Make the
6600 (move_table): Remove typedef.
6601 (init_move_cost): Make it external.
6602 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6605 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6606 setup_reg_classes): New function prototypes.
6607 (eliminable_regset): New external variable declaration.
6608 (build_insn_chain, update_equiv_regs): New function prototypes.
6610 * Makefile.in (IRA_INT_H): New definition.
6611 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6612 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6613 (reload1.o, toplev.o): Add dependence on ira.h.
6614 (cfgloopanal.o): Add PARAMS_H.
6615 (caller-save.o): Add dependence on output.h and ira.h.
6616 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6617 ira-emit.o, ira-lives.o): New entries.
6619 * passes.c (pass_ira): New pass.
6621 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6623 * reload1.c (ira.h): Include the header.
6624 (changed_allocation_pseudos): New bitmap.
6625 (init_reload): Initiate the bitmap.
6626 (compute_use_by_pseudos): Permits spilled registers in FROM.
6627 (temp_pseudo_reg_arr): New variable.
6628 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6629 IRA. Call alter_reg with the additional parameter. Don't clear
6630 spilled_pseudos for IRA. Restore original insn chain for IRA.
6631 Clear changed_allocation_pseudos at the end of reload.
6632 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6633 (hard_regno_to_pseudo_regno): New variable.
6634 (count_pseudo): Check spilled pseudos. Set up
6635 hard_regno_to_pseudo_regno.
6636 (count_spilled_pseudo): Check spilled pseudos. Update
6637 hard_regno_to_pseudo_regno.
6638 (find_reg): Use better_spill_reload_regno_p. Check
6639 hard_regno_to_pseudo_regno.
6640 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6642 (eliminate_regs_1): Use additional parameter for alter_reg.
6643 (finish_spills): Set up pseudo_previous_regs only for spilled
6644 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6645 more arguments. Don't clear live_throughout and dead_or_set for
6646 spilled pseudos. Use additional parameter for alter_reg. Call
6647 mark_allocation_change. Set up changed_allocation_pseudos.
6648 Remove sanity check.
6649 (emit_input_reload_insns, delete_output_reload): Use additional
6650 parameter for alter_reg. Call mark_allocation_change.
6651 (substitute, gen_reload_chain_without_interm_reg_p): New
6653 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6655 * testsuite/gcc.dg/20080410-1.c: New file.
6657 * config/s390/s390.h (IRA_COVER_CLASSES,
6658 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6660 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6662 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6664 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6666 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6668 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6670 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6672 2008-08-24 Jeff Law <law@redhat.com>
6673 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6674 when ignoring unavailable registers.
6676 2008-08-24 Jeff Law <law@redhat.com>
6677 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6678 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6679 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6680 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6682 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6683 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6685 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6686 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6687 * reload1.c (find_reg): Process registers in register allocation order.
6689 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6690 * toplev.c (backend_init_target): Move ira_init call from
6692 (lang_dependent_init_target): ...to here.
6694 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6695 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6696 calculate memory move costs for NO_REGS.
6698 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6699 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6700 STACK_REGS is defined.
6702 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6703 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6705 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6706 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6708 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6709 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6710 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6713 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6714 Dorit Nuzman <dorit@il.ibm.com>
6716 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6717 vec_extract_evenv4sf, vec_extract_evenv8hi,
6718 vec_extract_evenv16qi, vec_extract_oddv4si,
6719 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6720 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6721 vec_interleave_highv4si, vec_interleave_lowv4si,
6722 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6723 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6724 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6726 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6729 * config/rs6000/rs6000.c (optimization_options): Don't default to
6730 section anchors without toplevel reorder.
6732 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6734 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6735 (mfc_end_critical_section): Likewise.
6737 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6739 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6740 all type qualifiers from element type to vector type.
6742 2008-08-25 David Daney <ddaney@avtrex.com>
6744 * config/mips/mips.md (immediate_insn): Move up in file, fix
6745 comment typo, reformat.
6746 (fetchop_bit, atomic_hiqi_op memory_barrier,
6747 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6748 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6749 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6750 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6751 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6752 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6753 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6754 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6755 sync_old_nand<mode>, sync_new_nand<mode>,
6756 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6757 test_and_set_12): Moved to sync.md.
6759 * config/mips/sync.md: New file.
6761 2008-08-25 Richard Henderson <rth@redhat.com>
6763 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6764 (regsave): Likewise.
6765 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6766 (output_cfi_directive): Likewise.
6767 (div_data_align): New.
6768 (output_cfi): Use it.
6770 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6772 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6773 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6774 (TARGET_OCTEON): New macro.
6775 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6776 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6777 (ISA_HAS_POP): New macro.
6778 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6780 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6782 * config/mips/mips.md (cpu): Add octeon.
6783 (type): Add pop attribute value.
6784 (popcount<mode>2): New pattern.
6785 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6787 2008-08-24 Jan Hubicka <jh@suse.cz>
6789 * doc/invoke.texi (-fipa-cp-clone): New option.
6790 (-fipa-cp): Update docs.
6791 (--param ipcp-unit-growth):New.
6792 * ipa-cp.c: Include fibheap.h, params.h
6793 (ipcp_initialize_node_lattices): When not cloning, all externally
6794 visible functions are bottom.
6795 (ipcp_need_redirect_p): Accept clones.
6796 (ipcp_insert_stage): Use cost driven heuristics.
6797 (max_count, dead_nodes): New static vars.
6798 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6799 ipcp_const_param_count): New functions.
6800 * common.opt (ipa-cp-clone): New command line option.
6801 * params.def (ipcp-unit-growth): New.
6803 2008-08-24 Jan Hubicka <jh@suse.cz>
6805 * tree-inline.c (tree_function_versioning): Look harder
6806 for referenced vars.
6808 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6810 PR tree-optimization/37185
6811 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6813 2008-08-23 Jan Hubicka <jh@suse.cz>
6815 * ipa-cp.c (ipcp_analyze_node): New function.
6816 (ipcp_update_cloned_node): Use it.
6817 (ipcp_init_stage): Likewise.
6818 * ipa-inline.c (function_insertion_hook_holder): New static var.
6819 (analyze_function): Break out from ....
6820 (inline_generate_summary): Here; register insertion hook.
6821 (cgraph_decide_inlining): Remove hook.
6822 (add_new_function): New function.
6824 2008-08-23 Jan Hubicka <jh@suse.cz>
6826 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6828 2008-08-23 Jan Hubicka <jh@suse.cz>
6830 * ipa-cp.c (constant_val_insert): Remove.
6831 (ipcp_propagate_one_const): Remove.
6832 (ipcp_create_replace_map): Always insert replacements to the map.
6833 (ipcp_insert_stage): Do not try to insert statements by hand.
6834 * tree-inline.c (insert_init_stmt): Break out from ...
6835 (setup_one_parameter): ... here; allow NULL BB pointer.
6836 (tree_function_versioning): Use setup_one_parameter to process
6839 2008-08-23 Jan Hubicka <jh@suse.cz>
6841 * tree.c (decl_address_ip_invariant_p): New function.
6842 * tree.h (decl_address_ip_invariant_p): Declare.
6843 * gimple.c (strip_invariant_refs): Break out from ...
6844 (is_gimple_invariant_address): ... here
6845 (is_gimple_ip_invariant_address): New function.
6846 (is_gimple_ip_invariant): New function.
6847 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6850 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6851 (ipcp_lat_is_insertable): All constants are insertable.
6852 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6853 IPA_CONST_VALUE_REF.
6854 (ipcp_initialize_node_lattices): Propagate all types of operands.
6855 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6856 (ipcp_create_replace_map): Reformat.
6857 (ipcp_need_redirect_p): Simplify.
6858 (ipcp_insert_stage): Check that argument is used before clonning.
6859 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6861 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6862 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6863 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6864 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6865 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6866 * tree-inline.c (tree_function_versioning): Add variables referenced
6869 2008-08-23 Jan Hubicka <jh@suse.cz>
6872 * i386.c (standard_80387_constant_p): Use optimize_size.
6874 2008-08-23 Ira Rosen <irar@il.ibm.com>
6876 PR tree-optimization/37161
6877 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6878 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6879 (vect_determine_vectorization_factor): Move the scalar type
6880 retrieval to vect_get_smallest_scalar_type.
6881 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6882 scalar type. Remove redundant computation.
6883 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6884 (vect_get_slp_defs): Take the type of RHS into account if
6885 necessary by calling vect_get_smallest_scalar_type. Call
6886 vect_get_constant_vectors with additional argument.
6888 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6891 * doc/invoke.texi (Wwrite-strings): Clarify description.
6893 2008-08-23 Ira Rosen <irar@il.ibm.com>
6895 PR tree-optimization/37174
6896 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6897 def stmt is a part of the loop before accessing its stmt_vec_info.
6899 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6902 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6903 (*swap): New insn pattern.
6904 (*ashlqi3): Rename from ashlqi3 insn pattern.
6905 (ashlqi3): New expanders.
6906 (*lshrqi3): Rename from lshrqi3 insn pattern.
6907 (lshrqi3): New expanders.
6908 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6909 lshrqi3_const5, lshrqi3_const6): New splitters.
6910 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6911 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6914 2008-08-22 Richard Guenther <rguenther@suse.de>
6916 PR tree-optimization/37078
6917 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6918 [+INF, +INF] ranges.
6920 2008-08-22 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/37143
6923 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6924 a conversion statement instead of a copy.
6926 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6930 CCCmode, CCOmode and CCSmode destination modes.
6933 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6934 from different units in a single alternative.
6935 (*vec_extractv2sf_1): Ditto.
6936 (*vec_extractv2si_0): Ditto.
6937 (*vec_extractv2si_1): Ditto.
6938 * config/i386/sse.md (sse2_storehpd): Ditto.
6939 (sse2_storelpd): Ditto.
6940 (sse2_loadhpd): Ditto.
6941 (sse2_loadlpd): Ditto.
6944 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6945 (popcountsi2): Ditto.
6946 (clzdi2_abm): Ditto.
6947 (popcountdi2): Ditto.
6948 (clzhi2_abm): Ditto.
6949 (popcounthi2): Ditto.
6951 2008-08-22 Richard Guenther <rguenther@suse.de>
6955 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6956 if the multiplication does not overflow.
6958 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6960 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6962 2008-08-21 Richard Henderson <rth@redhat.com>
6964 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6965 spurrious comma from test.
6966 * configure: Rebuild.
6968 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6971 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6974 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6976 * c-tree.h (grokfield): New argument.
6977 * c-decl.c (grokfield): Handle new location argument.
6978 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6980 2008-08-21 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6984 2008-08-21 Jan Hubicka <jh@suse.cz>
6986 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6987 (cgraph_add_function_insertion_hook,
6988 cgraph_remove_function_insertion_hook,
6989 cgraph_call_function_insertion_hooks): New functions.
6990 * cgraph.h (cgraph_add_function_insertion_hook,
6991 cgraph_remove_function_insertion_hook,
6992 cgraph_call_function_insertion_hooks): Declare.
6993 * ipa-reference.c (function_insertion_hook_holder): New variable.
6994 (check_operand, look_for_address_of): When checking late, do not care
6995 about module bitmaps.
6996 (add_new_function): New function.
6997 (generate_summary): Register hooks; zero module bitmaps.
6998 (propagate): Unregister hooks.
6999 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7000 (add_new_function): New function.
7001 (generate_summary): Register hook.
7002 (propagate): Remove hook.
7004 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7006 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7007 * ipa-cp.c (ipcp_update_cloned_node): New function.
7008 (build_const_val): Handle functions correctly; bring type logic
7009 into sync with tree-inline.c
7010 (ipcp_init_stage): Take care of computing stuff needed by
7011 indirect inlining; update clones.
7012 (ipcp_generate_summary): Break out of ipcp_driver.
7013 (ipcp_driver): Do only execution and transformation.
7014 (pass_ipa_cp): Make IPA_PASS.
7015 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7017 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7018 ipcp, some info is already available.
7019 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7020 * tree-inline.c (remap_ssa_name): Unshare expression.
7022 2008-08-21 Richard Guenther <rguenther@suse.de>
7024 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7025 a PHI ask VN if it is already available.
7026 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7027 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7029 2008-08-21 Richard Guenther <rguenther@suse.de>
7032 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7033 makes sure to produce a result of the correct type.
7035 2008-08-21 Jan Hubicka <jh@suse.cz>
7036 Backport from LTO branch:
7038 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7039 Jan Hubicka <jh@suse.cz>
7042 (init_state, finish_state, set_function_state, generate_summary):
7044 (scan_stmt): Renamed from scan_function. Changed to keep state in
7045 local static vars rather than cgraph aux field.
7046 (propagate): Renamed from static_execute. Changed to keep state in
7047 local static vars rather than cgraph aux field.
7048 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7049 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7051 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7053 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7054 * ipa-reference.c (init_function_info, generate_summary,
7055 propagate): New functions.
7056 (analyze_function): Call init_function_info.
7057 (static_execute): Stripped into generate_summary and propagate.
7058 (pass_ipa_reference): Made into ipa_opt_pass.
7060 2008-08-21 Richard Guenther <rguenther@suse.de>
7062 PR tree-optimization/37181
7063 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7065 (extract_range_from_unary_expr): Likewise.
7067 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7069 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7071 * toplev.h (pedwarn_at): Likewise.
7072 * builtins.c: Update all calls to pedwarn.
7073 * c-lex.c: Likewise.
7074 * toplev.c: Likewise.
7075 * c-tree.h: Likewise.
7076 * c-decl.c: Likewise.
7077 * c-errors.c: Likewise.
7078 * c-typeck.c: Likewise.
7079 * c-common.c: Likewise.
7080 * c-parser.c: Likewise.
7082 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7085 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7086 with MODE_VECTOR_INT mode.
7088 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7091 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7092 initialized outside the current module.
7093 (warn_uninitialized_var): Ignore left-hand side when walking the
7094 trees. Ignore address expressions. Examine VUSE operands in gimple
7095 statements with a variable declaration on the right-hand side.
7097 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7100 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7102 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7105 * c-common.c (conversion_warning): Do not warn if applying bit-and
7106 operator to unsigned constant that fits in the target type.
7108 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7111 * c-common.c (conversion_warning): Do not warn for artificial
7114 2008-08-20 Richard Guenther <rguenther@suse.de>
7116 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7117 (extract_range_from_binary_expr): Fall back to constant propagation.
7118 (extract_range_from_unary_expr): Likewise.
7120 2008-08-20 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7123 with TREE_THIS_VOLATILE on shared nodes.
7124 (fold_stmt_r): Likewise.
7126 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7129 * c-parser.c (c_parser_attributes): For keywords use canonical
7130 spelling for attr_name.
7132 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7134 * value-prof.c (check_counter): Revert wrong call to error.
7136 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7138 * profile.c: Update calls to inform.
7139 * value-prof.c: Update calls to inform.
7141 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7143 * diagnostic.c (inform): Add an explicit location_t parameter.
7144 * toplev.h (inform): Update declaration.
7145 * builtins.c: Update all calls to inform.
7146 * c-common.c: Likewise.
7147 * c-decl.c: Likewise.
7148 * c-opts.c: Likewise.
7149 * c-pch.c: Likewise.
7150 * c-pragma.c: Likewise.
7151 * c-typeck.c: Likewise.
7152 * coverage.c: Likewise.
7154 * toplev.c: Likewise.
7155 * tree-cfg.c: Likewise.
7156 * tree-ssa.c: Likewise.
7158 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7161 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7162 V2DI mode, for SSE4.1, use movq instead of vector set if the
7163 second element is zero and inter-unit moves are OK.
7165 2008-08-20 Richard Guenther <rguenther@suse.de>
7167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7168 properly handle conversion/copy chains after tuplification.
7170 2008-08-20 Richard Guenther <rguenther@suse.de>
7172 * passes.c (init_optimization_passes): Move the second
7173 forwprop pass before alias computation. Remove the second
7174 DCE pass. Remove the first dominator and phi copy/const
7177 2008-08-20 Nick Clifton <nickc@redhat.com>
7179 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7180 support of this feature. Do not assume that a sufficiently new
7181 assembler will support the feature regardless of the target type.
7182 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7183 * configure: Regenerate.
7185 2008-08-20 Richard Guenther <rguenther@suse.de>
7187 * tree-vrp.c (found_in_subgraph): Remove.
7188 (live): New global static.
7189 (live_on_edge): New function.
7190 (blocks_visited): Remove.
7191 (register_edge_assert_for_2): Use live_on_edge.
7192 (find_conditional_asserts): Remove code dealing with
7193 found_in_subgraph. Do not walk the CFG.
7194 (find_switch_asserts): Likewise.
7195 (find_assert_locations_1): Renamed from find_assert_locations.
7196 Move finding assert locations for conditional and switch
7197 statements first. Update live bitmap. Do not walk the CFG.
7198 (find_assert_locations): New function.
7199 (insert_range_assertions): Remove entry of CFG walk.
7200 Adjust call to find_assert_locations.
7201 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7202 that only can appear because of fake exit edges but assert we
7203 never try to insert on those.
7204 (fini_pre): Do not remove fake exit edges here...
7205 (execute_pre): ...but here, before committing edge inserts.
7207 2008-08-19 Richard Guenther <rguenther@suse.de>
7209 * passes.c (init_optimization_passes): Exchange store-ccp
7212 2008-08-19 Rafael EspÃndola <espindola@google.com>
7214 * varasm.c (weak_decls): Move earlier in the file.
7215 (assemble_external): Add weak decls to the weak_decls list.
7216 (declare_weak): Don't add decls to the weak_decls list.
7218 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7221 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7222 before (sse2_shufpd_<mode>).
7224 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7227 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7228 * tree.c (block_nonartificial_location): Likewise.
7230 2008-08-19 Richard Guenther <rguenther@suse.de>
7232 PR tree-optimization/35972
7233 PR tree-optimization/23094
7234 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7237 handle MISALIGNED_INDIRECT_REF.
7238 (get_ref_from_reference_ops): New helper.
7239 (vn_reference_lookup_pieces): Walk the use-def chain using the
7240 alias-oracle if requested.
7241 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7242 walking the use-def chain.
7243 (compute_avail): But not here.
7244 (create_component_ref_by_pieces_1): Properly handle
7245 MISALIGNED_INDIRECT_REF.
7246 (do_regular_insertion): Handle fully redundant
7247 expressions after PHI-translation also for SSA_NAME values, not
7248 only constants. Correctly use edoubleprime for that.
7250 2008-08-19 Ira Rosen <irar@il.ibm.com>
7252 * tree-vectorizer.c (supportable_widening_operation): Support
7253 multi-step conversion, return the number of steps in such conversion
7254 and the required intermediate types.
7255 (supportable_narrowing_operation): Likewise.
7256 * tree-vectorizer.h (vect_pow2): New function.
7257 (supportable_widening_operation): Change argument types.
7258 (supportable_narrowing_operation): Likewise.
7259 (vectorizable_type_promotion): Add an argument.
7260 (vectorizable_type_demotion): Likewise.
7261 * tree-vect-analyze.c (vect_analyze_operations): Call
7262 vectorizable_type_promotion and vectorizable_type_demotion with
7263 additional argument.
7264 (vect_get_and_check_slp_defs): Detect patterns.
7265 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7267 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7268 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7269 factor according to the smallest type in the loop.
7270 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7271 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7272 supportable_widening_operation with correct arguments.
7273 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7274 operands lists according to the number of vector statements in left
7275 or right node, if exists.
7276 (vect_gen_widened_results_half): Remove unused argument.
7277 (vectorizable_conversion): Call supportable_widening_operation,
7278 supportable_narrowing_operation, and vect_gen_widened_results_half
7279 with correct arguments.
7280 (vectorizable_assignment): Change documentation, support multiple
7282 (vectorizable_operation): Likewise.
7283 (vect_get_loop_based_defs): New function.
7284 (vect_create_vectorized_demotion_stmts): Likewise.
7285 (vectorizable_type_demotion): Support loop-aware SLP and general
7286 multi-step conversion. Call vect_get_loop_based_defs and
7287 vect_create_vectorized_demotion_stmts for transformation.
7288 (vect_create_vectorized_promotion_stmts): New function.
7289 (vectorizable_type_promotion): Support loop-aware SLP and general
7290 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7292 (vectorizable_store): Change documentation, support multiple
7294 (vectorizable_load): Likewise.
7295 (vect_transform_stmt): Pass SLP_NODE to
7296 vectorizable_type_promotion and vectorizable_type_demotion.
7297 (vect_schedule_slp_instance): Move here the calculation of number
7298 of vectorized statements for each node from...
7299 (vect_schedule_slp): ... here.
7300 (vect_transform_loop): Call vect_schedule_slp without the last
7303 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7306 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7307 to == in assert statement.
7308 (vectorizable_reduction): Fix typo.
7310 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7313 * value-prof.c (check_counter): Dereference pointer to overall
7314 count when printing it.
7316 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7318 * profile.h: Really add it.
7320 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7322 * mcf.c: Really add it.
7324 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7325 Vinodha Ramasamy <vinodha@google.com>
7327 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7329 * value-prof.c (check_counter): Fix the counter if
7330 flag_profile_correction is true.
7331 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7332 tree_mod_subtract_transform):
7333 Follow check_counter parameter change.
7334 * common.opt (fprofile-correction): New option.
7336 * profile.h: Likewise.
7337 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7338 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7339 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7341 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7342 flag_profile_correction is set.
7344 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7346 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7348 2008-08-18 Tomas Bily <tbily@suse.cz>
7350 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7351 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7353 * tree-data-ref.c (split_constant_offset_1): Likewise.
7354 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7355 * tree-sra.c (sra_walk_expr): Likewise.
7356 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7357 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7358 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7359 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7361 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7362 * tree-vect-transform.c (vectorizable_type_demotion)
7363 (vectorizable_type_promotion): Likewise.
7364 * tree-inline.c (expand_call_inline):
7365 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7366 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7367 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7368 * expr.c (expand_expr_real_1): Likewise.
7369 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7370 (gimple_assign_unary_useless_conversion_p): Likewise.
7371 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7372 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7373 * fold-const.c (fold_unary): Likewise.
7374 * tree.h (CONVERT_EXPR_P): Likewise.
7375 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7376 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7378 (register_edge_assert_for_2, extract_range_from_unary_expr)
7379 (register_edge_assert_for_1): Likewise.
7381 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7383 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7384 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7385 (enum real_value_const): Delete.
7386 (get_real_const): Delete.
7387 * real.c (get_real_const): Delete.
7388 (dconst_e_ptr): Define.
7389 (dconst_third_ptr): Define.
7390 (dconst_sqrt2_ptr): Define.
7391 * builtins.c: Update all callers.
7393 2008-08-18 Richard Guenther <rguenther@suse.de>
7395 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7396 statement iterator after statement removal.
7398 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7400 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7401 (detect_processor_freebsd): Likewise.
7402 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7404 2008-08-18 Richard Guenther <rguenther@suse.de>
7406 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7407 and loads have the correct types.
7409 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7412 * c-opts.c (cpp_opts): Remove static.
7413 * c-parser.c (cpp_opts): Declare it extern.
7414 (disable_extension_diagnostics): Handle cpp options.
7415 (enable_extension_diagnostics): Likewise.
7417 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7419 * diagnostics.c (permerror_at): Rename as permerror.
7420 (permerror): Delete.
7421 * toplev.h: Likewise.
7423 2008-08-18 Richard Guenther <rguenther@suse.de>
7425 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7426 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7427 Move call_cdce before build_alias. Move copyrename2,
7428 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7429 right after final inlining.
7430 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7431 (pass_build_cfg): But instead via TODO_dump_func.
7433 2008-08-18 Richard Guenther <rguenther@suse.de>
7435 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7437 (scalarize_init): If we failed to generate some initializers
7438 do not generate zeros for not instantiated members. Instead
7439 rely on the copy out.
7440 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7441 about missing flow-sensitive alias info only if we have
7444 2008-08-17 Nick Clifton <nickc@redhat.com>
7446 * doc/extend.texi (Function Attributes): Fix typo in description
7447 if hot function attribute.
7449 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7450 Richard Sandiford <rdsandiford@googlemail.com>
7452 * doc/install.texi (--with-mips-plt): Document.
7453 * doc/invoke.texi (-mplt, -mno-plt): Document.
7454 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7455 and handle ${with_mips_plt}.
7456 * config/mips/mips.opt (mplt): New option.
7457 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7458 (TARGET_ABICALLS_PIC2): Likewise.
7459 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7460 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7461 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7462 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7463 to decide whether to output ".option picX" directives.
7464 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7465 Pass -call_nonpic rather than -KPIC for -mplt.
7466 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7467 on the command line. Also remove it when -mabi=64 is used without
7469 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7470 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7471 TARGET_ABICALLS_PIC0.
7472 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7474 (mips16_build_function_stub): Only output ".option pic" directives
7475 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7476 (mips16_build_call_stub): Fix comment and remove redundant
7477 ".set at"/"set .noat" directives.
7478 (mips_function_rodata_section): Use the default behaviour for
7479 TARGET_ABSOLUTE_ABICALLS.
7480 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7481 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7482 (mips_restore_gp): Do nothing if the current function doesn't use
7484 (mips_expand_prologue): Only save $gp if the current function uses it.
7485 Use a normal move for TARGET_ABICALLS_PIC0.
7486 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7488 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7490 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7491 of function when handling GLOBAL_POINTER_REGNUM.
7493 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7496 * common.opt (-fstack-check): Do not declare the variable here.
7497 (-fstack-check=): New option variant.
7498 * doc/invoke.texi (Code Gen Options): Document it.
7499 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7500 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7501 (STACK_CHECK_STATIC_BUILTIN): New macro.
7502 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7503 * opts.c: Include expr.h.
7504 (common_handle_option) <OPT_fold_stack_check_>: New case.
7505 <OPT_fstack_check>: Likewise.
7506 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7507 consistently in the test for variable-sized types. Adjust for
7508 new behaviour of flag_stack_check.
7509 * explow.c: Include except.h.
7510 (allocate_dynamic_stack_space): Do not take into account
7511 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7512 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7513 for variable-sized parameters. Treat all parameters whose size is
7514 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7515 stack checking is enabled.
7516 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7517 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7518 if generic stack checking is enabled.
7519 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7520 * reload1.c (reload): Likewise.
7521 * stmt.c (expand_decl): Assert that all automatic variables have
7522 fixed size at this point and remove dead code.
7523 * flags.h (stack_check_type): New enumeration type.
7524 (flag_stack_check): Declare.
7525 * toplev.c (flag_stack_check): New global variable.
7526 * Makefile.in (opts.o): Add dependency on EXPR_H.
7527 (explow.o): Add dependency on except.h.
7529 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7531 * config/avr/avr.c (avr_override_options): Reduce value of
7532 PARAM_INLINE_CALL_COST.
7534 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7536 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7537 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7538 lieu of TYPE_MODE (type) throughout.
7540 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7542 * config/arm/arm.c (add_minipool_backward_ref): Check for
7543 8-byte-aligned entries in second case of forcing insertion after a
7544 particular entry. Change third case to avoid inserting
7545 non-8-byte-aligned entries before 8-byte-aligned ones.
7547 2008-08-15 Richard Guenther <rguenther@suse.de>
7549 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7550 strip components for unknown size accesses.
7552 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7554 * config/s390/2097.md New file.
7555 * config/s390/s390.md ("z10prop" attribute): Define none,
7556 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7557 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7558 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7559 possible values and apply them to insns as appropriate.
7560 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7561 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7562 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7563 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7564 ("bfp" mode attribute): Removed. Every occurence replaced
7566 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7567 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7570 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7573 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7576 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7578 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7579 additional argument. Support reduction when duplication is needed due
7580 to data-types of different sizes in the loop.
7581 (get_initial_def_for_induction): Fix printout.
7582 (vect_get_vec_def_for_stmt_copy): Support case where the
7583 vec_stmt_for_operand is a phi node.
7584 (vectorizable_reduction): Support reduction when duplication is needed
7585 due to data-types of different sizes in the loop.
7586 (vectorizable_call): Remove restriction to not vectorize in case we
7587 have data-types of different sizes in the loop.
7588 (vectorizable_conversion): Likewise.
7589 (vectorizable_operation): Likewise.
7590 (vectorizable_type_demotion): Likewise.
7591 (vectorizable_type_promotion): Likewise.
7592 (vectorizable_induction): Add restriction to not vectorize in case
7593 we have data-types of different sizes in the loop.
7595 2008-08-14 Christophe Saout <christophe@saout.de>
7596 Uros Bizjak <ubizjak@gmail.com>
7599 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7600 (*vec_concatv2di_rex64_sse4_1): Ditto.
7601 (*vec_concatv2di_rex64_sse): Ditto.
7603 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7606 * fold-const.c (fold_widened_comparison): Do not allow
7607 sign changes that change the result even if shorter type
7608 is wider than arg1_unw's type.
7610 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7612 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7613 Skip if the multilib testing specifies -march that does not
7614 agree with the one specified in the testcase.
7616 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7618 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7619 zero extend SImode values being converted to TFmode before passing
7622 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7624 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7625 __PPU__ when targeting the Cell/B.E. PPU processor.
7627 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7629 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7630 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7631 Rematerialize the static chain, if any.
7632 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7635 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7637 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7638 (new_loc_descr): Likewise.
7639 (add_loc_descr): Likewise.
7640 (size_of_loc_descr): Likewise.
7641 (size_of_locs): Likewise.
7642 (output_loc_operands): Likewise.
7643 (output_loc_sequence): Likewise.
7644 (new_reg_loc_descr): New.
7645 (build_cfa_loc): Use it.
7646 (build_cfa_aligned_loc): Likewise.
7647 (one_reg_loc_descriptor): Likewise.
7648 (based_loc_descr): Likewise.
7650 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7653 * doc/invoke.texi (Wmain): Update.
7654 * c-decl.c (start_decl): warn_main is only 0 or 1.
7655 (start_function): Likewise. Fix formatting.
7656 (finish_function): Delete redundant warning.
7657 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7658 * c-opts (c_common_handle_option): -Wall only has effect if
7659 warn_main is uninitialized. OPT_Wmain is automatically
7660 handled. -pedantic also enables Wmain.
7661 (c_common_post_options): Handle all logic for Wmain here.
7662 * c-common.c (warn_main): Delete.
7663 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7664 * c-common.h (warn_main): Delete.
7666 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7669 * expr.c (emit_group_store): Allocate stack temp with the
7670 largest alignment when copying from register to stack.
7672 2008-08-13 Richard Guenther <rguenther@suse.de>
7674 * tree.h (maybe_fold_offset_to_address): Declare.
7675 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7676 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7677 Likewise for POINTER_PLUS_EXPR.
7678 (maybe_fold_offset_to_reference): Enable disabled code.
7679 (maybe_fold_offset_to_address): New function.
7680 (fold_stmt_r): Use it.
7681 (fold_gimple_assign): Likewise.
7682 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7683 (gimplify_expr): Likewise.
7685 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7687 * toplev.h (pedwarn_at): Fix declaration.
7689 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7691 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7692 LINK_SPEC): Use %R in -Y P argument.
7694 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7697 * diagnostic.c (pedwarn_at): New.
7698 * toplev.h (pedwarn_at): Declare.
7699 * c-tree.h (build_enumerator): Update declaration.
7700 * c-decl.c (finish_enum): Update comment.
7701 (build_enumerator): Take a location parameter. Give a pedwarn but do
7702 not perform any conversion.
7703 * c-parser.c (c_parser_enum_specifier): Set correct location for
7706 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7709 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7710 expressions except for conversions to signed:1 bitfields. Handle
7711 COND_EXPR with constant operands.
7713 2008-08-13 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/15255
7716 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7717 (struct oecount_s): New struct and VEC types.
7719 (oecount_hash): New function.
7720 (oecount_eq): Likewise.
7721 (oecount_cmp): Likewise.
7722 (zero_one_operation): New function.
7723 (build_and_add_sum): Likewise.
7724 (undistribute_ops_list): Perform un-distribution of multiplication
7725 and division on the chain of summands.
7726 (should_break_up_subtract): Also break up subtracts for factors.
7727 (reassociate_bb): Delete dead visited statements.
7728 Call undistribute_ops_list. Re-sort and optimize if it did something.
7729 * passes.c (init_optimization_passes): Move DSE before
7731 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7734 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7736 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7738 * doc/invoke.texi: Revert unintended checkin.
7740 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7743 * gcc.c (include_spec_function): Tweak call to find_a_file.
7745 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7748 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7749 and TRUTH_ORIF_EXPR.
7750 * dojump.c (do_jump): Likewise.
7752 PR tree-optimization/37084
7753 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7754 if id->regimplify, don't assume stmt is a cast assignment.
7756 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7758 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7760 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7763 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7766 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7768 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7769 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7771 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7772 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7773 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7774 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7775 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7777 * doc/tm.texi (Storage Layout): Remove documentation for
7778 TARGET_FLOAT_FORMAT.
7780 * simplify-rtx.c (simplify_binary_operation_1): Replace
7781 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7783 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7785 * real.h (struct real_format): New member has_sign_dependent_rounding.
7786 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7787 spu_single_format, ieee_double_format, mips_double_format,
7788 motorola_double_format, ieee_extended_motorola_format,
7789 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7790 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7791 mips_extended_format, ieee_quad_format, mips_quad_format,
7792 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7793 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7795 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7796 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7797 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7798 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7799 (ROUND_TOWARDS_ZERO): Likewise.
7801 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7802 (FLOAT_MODE_FORMAT): New macro.
7803 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7804 (MODE_COMPOSITE_P): ... this new macro.
7805 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7806 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7807 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7809 * flags.h: Include "real.h".
7811 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7812 REAL_MODE_FORMAT_COMPOSITE_P.
7813 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7815 * doc/tm.texi (Storage Layout): Remove documentation of
7816 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7817 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7818 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7819 they only apply to libgcc2.a.
7821 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7823 * config/spu/float_disf.c: New file.
7824 * config/spu/float_unsdisf.c: New file.
7825 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7826 (LIB2FUNCS_EXCLUDE): Define.
7828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7829 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7831 * real.h (struct real_format): New member round_towards_zero.
7832 * real.c (round_for_format): Respect fmt->round_towards_zero.
7833 (ieee_single_format, mips_single_format, motorola_single_format,
7834 spu_single_format, ieee_double_format, mips_double_format,
7835 motorola_double_format, ieee_extended_motorola_format,
7836 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7837 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7838 mips_extended_format, ieee_quad_format, mips_quad_format,
7839 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7840 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7842 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7843 real_format to choose rounding mode when calling MPFR functions.
7844 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7845 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7847 * real.h (real_to_decimal_for_mode): Add prototype.
7848 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7849 Respect target rounding mode when generating decimal representation.
7850 (real_to_decimal): New stub for backwards compatibility.
7851 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7852 real_to_decimal_for_mode instead of real_to_decimal.
7854 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7856 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7857 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7859 * real.c (spu_single_format): New variable.
7860 * real.h (spu_single_format): Declare.
7862 * config/spu/spu.c (spu_override_options): Install SFmode format.
7863 (spu_split_immediate): Use integer mode to operate on pieces of
7864 floating-point values in all cases.
7866 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7867 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7868 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7870 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7872 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7874 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7876 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7878 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7881 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7882 on the VAR_DECL instead of TYPE_READONLY on its type.
7884 2008-08-12 Ira Rosen <irar@il.ibm.com>
7886 * tree-vectorizer.c: Depend on langhooks.h.
7887 (supportable_widening_operation): Add two arguments. Support double
7889 (supportable_narrowing_operation): Likewise.
7890 * tree-vectorizer.h (supportable_widening_operation): Add two
7892 (supportable_narrowing_operation): Likewise.
7893 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7894 supportable_widening_operation with correct arguments.
7895 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7896 (vectorizable_type_demotion): Support double type conversions.
7897 (vectorizable_type_promotion): Likewise.
7898 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7900 2008-08-11 Michael Matz <matz@suse.de>
7902 * i386/i386.c (override_options): Move initialisation from
7903 flag_schedule_insns_after_reload to here from ...
7904 (optimization_options): ... here.
7906 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7908 PR rtl-optimization/36998
7909 * dwarf2out.c (compute_barrier_args_size_1,
7910 compute_barrier_args_size): Temporarily remove assertions.
7912 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7915 * tree-ssa.c (struct walk_data): Add new flag
7916 warn_possibly_uninitialized.
7917 (warn_uninitialized_var): Use it.
7918 (warn_uninitialized_vars): New.
7919 (execute_early_warn_uninitialized): Call it.
7920 (execute_late_warn_uninitialized): Likewise.
7922 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7925 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7928 2008-08-09 Jan Hubicka <jh@suse.cz>
7931 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7933 (expand_fix): Be prepared for expansion to fail.
7934 (expand_sfix_optab): Remove instructions if expansion failed.
7936 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7938 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7940 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7941 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7943 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7945 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7946 mips/t-libgcc-mips16 to tmake_file.
7947 * config/mips/mips-protos.h (mips_call_type): New enum.
7948 (mips_pic_base_register, mips_got_load): Declare.
7949 (mips_restore_gp): Take an rtx argument.
7950 (mips_use_pic_fn_addr_reg_p): Declare.
7951 (mips_expand_call): Replace the sibcall_p argument with
7952 a mips_call_type argument. Add a lazy_p parameter.
7953 (mips_split_call): Declare.
7954 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7955 (MIPS16_PIC_TEMP): Likewise.
7956 (reg_class): Delete M16_NA_REGS.
7957 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7958 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7959 (mips_split_hi_p): Declare.
7960 * config/mips/mips.c (mips_split_hi_p): New array.
7961 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7962 (mips_got_symbol_type_p): New function.
7963 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7964 (mips16_stub_function_p): New function.
7965 (mips16_local_function_p): Likewise.
7966 (mips_use_pic_fn_addr_reg_p): Likewise.
7967 (mips_cannot_force_const_mem): Return false for HIGHs.
7968 Extend CONST_INT and symbolic handling to MIPS16, using
7969 mips_symbol_insns to check that the base symbol type is a
7970 legitimate constant. Reject GOT-based constants if
7971 TARGET_MIPS16_PCREL_LOADS.
7972 (mips_const_insns): Check targetm.cannot_force_const_mem when
7973 decomposing a symbolic base and a large offset.
7974 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7975 When calling a function that needs $25 from MIPS16 code,
7976 move the target address into $25 separately and add a USE
7978 (mips16_gp_pseudo_reg): Insert the initializer immediately
7979 before the first real insn.
7980 (mips_pic_base_register, mips_got_load): New functions.
7981 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7982 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7983 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7984 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7985 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7986 also passing NULL_RTX rather than const0_rtx as the aux argument.
7987 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7988 instead of TARGET_EXPLICIT_RELOCS.
7989 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7990 (mips_load_call_address): Replace the sibcall_p argument with
7991 a mips_call_type argument. Use mips_got_load.
7992 (mips16_local_alias): New structure.
7993 (mips16_local_aliases): New variable.
7994 (mips16_local_aliases_hash): New function.
7995 (mips16_local_aliases_eq): Likewise.
7996 (mips16_local_alias): Likewise.
7997 (mips16_stub_function): Likewise.
7998 (mips16_build_function_stub): Create a local alias for the target
7999 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8000 .cpload directive and an R_MIPS_NONE relocation for the target
8001 function, then load the alias rather than the function itself.
8002 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8003 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8004 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8005 (mips16_build_call_stub): Replace the FN parameter with an
8006 FN_PTR parameter. Force the address into a register if it
8007 isn't a call_insn_operand; don't rely on the caller to do this.
8008 If a call to a locally-defined and locally-binding MIPS16
8009 function must be made indirectly, redirect the call to the
8010 function's local alias. Use mips16_stub_function_p,
8011 mips16_stub_function, mips_expand_call and use_reg.
8012 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8013 Use explicit %hi and %lo accesses where possible.
8014 Use MIPS_CALL to generate the correct code form of a
8015 jal instruction. Add clobbers of $18 instead of uses.
8016 Update the call to mips_emit_call_insn.
8017 (mips_expand_call): Replace the SIBCALL_P argument with a
8018 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8019 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8020 allowing it to modify the call address. Update the calls to
8021 mips_load_call_address and mips_emit_call_insn.
8022 (mips_split_call): New function.
8023 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8024 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8025 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8026 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8027 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8029 (mips_cprestore_slot): New function.
8030 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8031 and use mips_cprestore_slot.
8032 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8034 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8035 then use a copygp_mips16 instruction to set up $28.
8036 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8037 (mips16_lay_out_constants): Call split_all_insns_noflow.
8038 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8039 false if TARGET_MIPS16.
8040 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8041 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8042 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8043 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8044 MIPS16 code. Allow MIPS16 o32 PIC.
8045 (mips_override_options): Allow MIPS16 o32 PIC.
8046 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8047 after reload if TARGET_USE_GOT.
8048 (UNSPEC_COPYGP): New constant.
8049 (length): Use a default length of 8 for MIPS16 GOT loads.
8050 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8051 (*got_page<mode>): Check mips_split_hi_p.
8052 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8053 (unspec_got<mode>, unspec_call<mode>): New expanders.
8054 (load_got<mode>, load_call<mode>): Remove the length attributes.
8055 Use a got attribute instead of a type attribute.
8056 (copygp_mips16): New insn.
8057 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8058 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8059 (sibcall, sibcall_value, call, call_value): Update the calls
8060 to mips_expand_call.
8061 (call_internal, call_value_internal): Use mips_split_call.
8062 (call_value_multiple_internal): Likewise.
8063 (call_split): Move after call_internal (the insn it is split from).
8064 (call_internal_direct, call_value_internal_direct): Turn into
8065 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8066 (call_direct_split, call_value_direct_split): New patterns.
8067 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8068 and use M16_REGS instead of M16_NA_REGS.
8069 * config/mips/predicates.md (const_call_insn_operand): Replace
8070 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8071 mips_use_pic_fn_addr_reg_p check.
8072 (move_operand): Reject HIGHs if mips_split_hi_p.
8073 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8074 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8075 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8076 * config/mips/libgcc-mips16.ver: New file.
8077 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8078 $(srcdir)/config/mips/libgcc-mips16.ver.
8080 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8082 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8084 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8085 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8086 (mips16_cfun_returns_in_fpr_p): Likewise.
8088 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8090 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8091 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8092 rather than 4 to PC.
8094 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8096 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8097 (FUNCTION_PROFILER): Save the static chain pointer into $2
8098 beforehand and restore it aftewards.
8099 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8100 address directly into $25 and call the function through $25;
8101 do not clobber $3. Pad the DImode version to cover the space
8102 left by the deleted $25 <- $3 move.
8103 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8104 the removal of the $25 <- $3 move.
8105 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8106 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8108 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8109 Daniel Jacobowitz <dan@codesourcery.com>
8111 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8112 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8113 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8114 * config/mips/mips.c (mips_start_function_definition): New function.
8115 (mips_end_function_definition): Likewise.
8116 (mips_output_function_prologue): Use mips_start_function_definition.
8117 (mips_output_function_epilogue): Use mips_end_function_definition.
8118 (build_mips16_function_stub): Use mips_start_function_definition
8119 and mips_end_function_definition.
8120 (build_mips16_call_stub): Likewise.
8122 2008-08-09 Richard Guenther <rguenther@suse.de>
8124 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8125 * gimple.h (gimple_call_fn): Adjust comment.
8126 (gimple_call_set_fndecl): New function.
8127 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8128 longer having bare FUNCTION_DECL operand.
8129 (gimple_call_return_type): Likewise.
8130 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8132 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8133 (gimple_mod_pow2): Likewise.
8134 (gimple_mod_subtract): Likewise.
8135 (gimple_ic): Likewise.
8136 (gimple_stringop_fixed_value): Likewise.
8137 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8138 longer having bare FUNCTION_DECL operand.
8139 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8140 * omp-low.c (optimize_omp_library_calls): Likewise.
8141 * cgraphunit.c (update_call_expr): Likewise.
8142 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8143 (execute_convert_to_rsqrt): Likewise.
8144 * cfgexpand.c (gimple_to_tree): Simplify.
8145 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8146 bare FUNCTION_DECL operand.
8147 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8148 (convert_gimple_call): Use gimple_call_fndecl.
8149 * c-common.c (c_warn_unused_result): Likewise.
8151 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8154 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8155 (c_finish_return): Likewise.
8156 (c_start_case): Likewise.
8157 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8158 * c-parser.c (c_parser_condition): New. Call
8159 verify_sequence_points.
8160 (c_parser_paren_condition): Call c_parser_condition.
8161 (c_parser_for_statement): Call c_parser_condition.
8163 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8166 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8167 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8168 Moved from diagnostic.h
8169 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8171 (emit_diagnostic): New.
8172 (warning0, pedwarn0): Delete.
8173 (warning, warning_at, pedwarn, permerror): Return bool.
8174 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8175 Moved to diagnostic.c.
8176 (struct diagnostic_context): Use correct type for
8177 classify_diagnostic.
8178 (diagnostic_report_diagnostic): Update declaration.
8179 (emit_diagnostic): Declare.
8180 * errors.c (warning): Return bool.
8181 * errors.h (warning): Update declaration.
8182 * toplev.h (warning0, pedwarn0): Delete.
8183 (warning, warning_at, pedwarn, permerror): Return bool.
8184 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8185 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8186 inform. Update all calls.
8187 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8188 before giving informative note.
8189 (implicit_decl_warning): Likewise.
8190 * c-typeck.c (build_function_call): Likewise.
8191 * tree-sssa.c (warn_uninit): Likewise.
8192 * builtins.c (gimplify_va_arg_expr): Likewise.
8194 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8197 * doc/invoke.texi (-Wextra): Move warning from here...
8198 (-Wuninitialized): ... to here.
8200 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8203 * flags.h (set_Wunused): Delete
8204 * toplev.c (process_options): Handle Wunused flags here.
8205 * opts.c (maybe_warn_unused_parameter): Delete.
8206 (common_handle_option): Replace set_Wunused by warn_unused.
8207 (set_Wextra): Do not handle Wunused-parameter here.
8208 (set_Wunused): Delete.
8209 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8211 * common.opt (Wunused): Add Var and Init.
8212 (Wunused-function): Likewise.
8213 (Wunused-label): Likewise.
8214 (Wunused-parameter): Likewise.
8215 (Wunused-value): Likewise.
8216 (Wunused-variable): Likewise.
8218 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8220 * doc/invoke.texi: Add cpu_type power7.
8221 * config.in (HAVE_AS_VSX): New.
8222 * config.gcc: Add cpu_type power7.
8223 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8225 * configure: Regenerate.
8226 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8228 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8229 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8230 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8232 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8234 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8235 type to vectorize.builtin_conversion.
8236 (vectorizable_conversion): Likewise.
8237 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8238 integral type as input.
8239 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8241 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8242 and ALTIVEC_BUILTIN_VCTSXS.
8243 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8246 2008-08-08 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8249 (surely_varying_stmt_p): Calls are varying only if they are
8250 non-builtin and not indirect or have no result.
8251 (ccp_fold): Re-instantiate code before the tuples merge.
8253 2008-08-08 Richard Guenther <rguenther@suse.de>
8255 PR tree-optimization/37056
8256 * gimple.h (gimple_assign_rhs_class): New helper function.
8257 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8258 unary operations properly.
8260 2008-08-07 Jan Hubicka <jh@suse.cz>
8262 * i386.h (ix86_size_cost): Declare.
8263 (ix86_cur_cost): New function macro.
8264 * i386.md (peepholes expanding size and splitters): Predicate by
8265 optimize_insn_for_speed_p.
8266 (peepholes reduce size and splitters): Predicate by
8267 optimize_insn_for_size_p.
8268 * i386.c (ix86_size_cost): Rename from ...
8269 (size_cost): This one.
8270 (override_options): Update.
8271 (decide_alg): Likewise.
8272 (ix86_expand_clear): Use RTL profile.
8273 (ix86_pad_returns): Use RTL profile.
8275 2008-08-07 Jan Hubicka <jh@suse.cz>
8277 * recog.c (split_all_insns): Set RTL profile
8278 (peephole2_optimize): Likewise.
8279 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8280 * combine.c (combine_instructions): Likewise.
8282 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8284 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8286 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8288 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8289 value in a6 after the set_frame_ptr insn.
8291 2008-08-07 Richard Henderson <rth@redhat.com>
8294 * gcc.c (cpp_options): Pass along -g*.
8296 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8298 * config/arm/arm.c (output_move_neon): Update comment describing
8299 big-endian vector layout.
8300 (arm_assemble_integer): Do not handle big-endian NEON vectors
8302 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8303 neon_vget_lane<mode>_sext_internal,
8304 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8305 element indices for big-endian.
8307 2008-08-07 Richard Henderson <rth@redhat.com>
8309 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8310 * configure, config.in: Rebuild.
8311 * debug.h (dwarf2out_do_cfi_asm): Declare.
8312 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8313 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8314 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8315 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8317 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8319 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8320 movv2si_internal): Combine into mov<mode>_internal.
8321 (movv2si_internal_2): Remove.
8323 2008-08-07 Jan Hubicka <jh@suse.cz>
8326 * i386.md (single stringop patterns): Enable unconditionally.
8328 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8333 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8334 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8336 * config/i386/sse.md (sse2_movq128): New.
8338 * doc/extend.texi: Document __builtin_ia32_movq128.
8340 2008-08-07 Richard Guenther <rguenther@suse.de>
8343 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8344 pointers can access anything.
8346 2008-08-06 Jan Hubicka <jh@suse.cz>
8348 * optabs.c (emit_unop_insn): Break out to ...
8349 (maybe_emit_unop_insn): ... this one.
8350 (expand_sfix_optab): Use maybe variant.
8351 * optabs.h (maybe_emit_unop_insn): Declare.
8353 * i386.md (mov0 patterns): Enable by default.
8354 (FP conversion expanders): Disable expansion of code expanding
8355 sequences when instruction should be optimized for size.
8356 (single strinop patterns): Enable when optimizing for size.
8357 (string expanders): Disable expanding of code expanding sequences
8358 when optimizning instruction for size.
8359 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8361 (ix86_fp_comparison_sahf_cost): Likewise.
8362 (ix86_expand_branch): Likewise.
8363 (ix86_expand_ashl_const): Likewise.
8364 (ix86_split_ashl): Likewise.
8365 (ix86_expand_strlen): Likewise.
8366 (ix86_emit_fp_unordered_jump): Likewie.
8368 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8370 * c-common.c: Fix typo.
8371 (c_common_reswords): Activate more C++ keyword warnings.
8373 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8375 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8378 * diagnostic.c (permerror_at): New.
8379 * toplev.h (permerror_at): Declare.
8381 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8382 Ira Rosen <irar@il.ibm.com>
8384 * tree-vect-transform.c (vect_model_simple_cost): Return
8385 immediately if stmt is pure SLP.
8386 (vect_model_store_cost): Ditto.
8387 (vect_model_load_cost): Ditto.
8388 (vectorizable_store): Remove PURE_SLP check before call
8389 to vect_model_store_cost.
8390 (vect_model_store_cost): When checking whether stmt describe
8391 strided access, add a check that it is not slp_node.
8393 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8396 * c-common.c (warn_for_sign_compare): New. Handle separately the
8397 case that 'constant' is zero.
8398 * c-typeck.c (build_binary_op): Move code to c-common.c
8400 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8402 * config/alpha/alpha.c (alpha_preferred_reload_class,
8403 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8404 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8405 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8406 * config/arm/arm.md: Likewise.
8407 * config/avr/avr-protos.h (preferred_reload_class,
8408 test_hard_reg_class, avr_simplify_comparison_p,
8409 out_shift_with_cnt, class_max_nregs): Likewise.
8410 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8411 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8412 preferred_reload_class, test_hard_reg_class): Likewise.
8413 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8414 bfin_memory_move_cost, bfin_secondary_reload,
8415 bfin_output_mi_thunk): Likewise.
8416 * config/crx/crx.c (crx_secondary_reload_class,
8417 crx_memory_move_cost): Likewise.
8418 * config/frv/frv-protos.h (frv_secondary_reload_class,
8419 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8420 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8421 frv_secondary_reload_class, frv_class_likely_spilled_p,
8422 frv_class_max_nregs): Likewise.
8423 * config/h8300/h8300.c (h8300_classify_operand,
8424 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8426 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8427 * config/ia64/ia64.c (ia64_preferred_reload_class,
8428 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8429 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8430 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8432 * config/m68hc11/m68hc11.c (preferred_reload_class,
8433 m68hc11_memory_move_cost): Likewise.
8434 * config/mcore/mcore.c (mcore_secondary_reload_class,
8435 mcore_reload_class): Likewise.
8436 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8437 mips_class_max_nregs, mips_cannot_change_mode_class,
8438 mips_preferred_reload_class, mips_secondary_reload_class,
8439 mips_output_mi_thunk): Likewise.
8440 * config/mmix/mmix.c (mmix_preferred_reload_class,
8441 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8443 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8445 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8446 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8447 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8448 * config/rs6000/rs6000.c (paired_expand_vector_init,
8449 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8450 compare_section_name, rs6000_memory_move_cost): Likewise.
8451 * config/s390/s390.c (s390_emit_compare_and_swap,
8452 s390_preferred_reload_class, s390_secondary_reload,
8453 legitimize_pic_address, legitimize_tls_address,
8454 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8455 s390_class_max_nregs): Likewise.
8456 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8457 * config/s390/s390.md: Likewise.
8458 * config/score/score-protos.h (score_secondary_reload_class,
8459 score_preferred_reload_class): Likewise.
8460 * config/score/score.c (score_preferred_reload_class,
8461 score_secondary_reload_class): Likewise.
8462 * config/score/score3.c (score3_output_mi_thunk,
8463 score3_preferred_reload_class, score3_secondary_reload_class,
8464 score3_hard_regno_mode_ok): Likewise.
8465 * config/score/score3.h (score3_preferred_reload_class,
8466 score3_secondary_reload_class): Likewise.
8467 * config/score/score7.c (score7_output_mi_thunk,
8468 score7_preferred_reload_class, score7_secondary_reload_class,
8469 score7_hard_regno_mode_ok): Likewise.
8470 * config/score/score7.h (score7_preferred_reload_class,
8471 score7_secondary_reload_class): Likewise.
8472 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8473 output_branchy_insn, add_constant, gen_block_redirect,
8474 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8475 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8476 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8477 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8478 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8479 xstormy16_preferred_reload_class): Likewise.
8480 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8481 xtensa_expand_atomic, override_options,
8482 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8484 * reorg.c (try_merge_delay_insns): Likewise.
8485 * tree.c (merge_dllimport_decl_attributes): Likewise.
8487 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8489 2008-08-06 Michael Matz <matz@suse.de>
8491 * Makefile.in (write_entries_to_file): Quote words.
8492 * gengtype.c: (read_input_line): Skip over leading white-space.
8494 2008-08-06 Marc Gauthier <marc@tensilica.com>
8496 * config.gcc: Match more processor names for Xtensa.
8497 * configure.ac: Likewise.
8498 * doc/install.texi (Specific): Likewise.
8499 * configure: Regenerate.
8501 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8504 * calls.c (avoid_likely_spilled_reg): Likewise.
8505 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8506 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8507 * config/i386/i386.c (ix86_expand_special_args_builtin,
8508 ix86_secondary_reload): Likewise.
8509 * except.c (struct eh_region, gen_eh_region_catch,
8510 remove_unreachable_regions, duplicate_eh_regions,
8511 assign_filter_values, build_post_landing_pads,
8512 sjlj_find_directly_reachable_regions, remove_eh_handler,
8513 reachable_next_level, foreach_reachable_handler,
8514 can_throw_internal_1, can_throw_external_1,
8515 collect_one_action_chain): Likewise.
8516 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8517 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8518 * function.c (update_temp_slot_address, instantiate_new_reg,
8519 instantiate_virtual_regs_in_rtx,
8520 instantiate_virtual_regs_in_insn): Likewise.
8521 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8522 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8523 gimplify_cleanup_point_expr): Likewise.
8524 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8525 * passes.c (next_pass_1): Likewise.
8526 * print-tree.c (print_node_brief, print_node): Likewise.
8527 * profile.c (branch_prob): Likewise.
8528 * tree-dump.c (dump_register): Likewise.
8529 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8531 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8532 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8533 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8534 copy_arguments_for_versioning, copy_static_chain): Likewise.
8535 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8536 add_new_name_mapping, register_new_name_mapping): Likewise.
8537 * tree-mudflap.c (mf_xform_derefs): Likewise.
8538 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8539 get_init_expr, combine_chains): Likewise.
8540 * tree-pretty-print.c (dump_generic_node): Likewise.
8541 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8542 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8543 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8544 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8546 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8549 * calls.c (expand_call): Use the biggest preferred stack
8552 2008-08-06 Michael Matz <matz@suse.de>
8555 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8556 for reused reload, instead of overwriting them.
8558 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8561 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8562 for incoming stack boundary.
8564 * function.c (assign_parm_find_entry_rtl): Update
8565 parm_stack_boundary.
8567 * function.h (rtl_data): Add parm_stack_boundary.
8569 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8570 parm_stack_boundary for incoming stack boundary.
8572 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8574 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8575 for unrepresentable subregs or treat them as equal to other regs
8576 or subregs with the same register number.
8578 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8581 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8584 2008-08-06 Jan Hubicka <jh@suse.cz>
8586 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8587 frequencies might be hot.
8589 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8591 * reload.c (find_reloads): Force constants into literal pool
8592 also if they are wrapped in a SUBREG.
8594 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8597 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8598 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8599 Don't allow predicated instructions for data speculation.
8600 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8603 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8605 * haifa-sched.c (extend_global): Split to extend_global_data and
8606 extend_region_data. Update all uses.
8607 (extend_all): Rename to extend_block_data.
8609 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8611 * sched-rgn.c (new_ready): Check if instruction can be
8612 speculatively scheduled before attempting speculation.
8613 (debug_rgn_dependencies): Remove wrongful assert.
8615 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8617 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8619 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8621 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8622 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8623 va_size, and type_size.
8625 2008-08-04 Jason Merrill <jason@redhat.com>
8628 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8629 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8631 2008-08-05 Richard Henderson <rth@redhat.com>
8633 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8634 * configure: Rebuild.
8636 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8639 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8640 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8643 2008-08-05 Richard Henderson <rth@redhat.com>
8645 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8646 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8647 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8648 * common.opt (fdwarf2-cfi-asm): New.
8649 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8650 * config.in, configure: Rebuild.
8651 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8652 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8654 (dw2_force_const_mem): Externalize.
8655 * dwarf2asm.h: Update.
8656 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8657 generate a real label.
8658 (output_cfi_directive): New.
8659 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8660 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8661 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8663 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8664 (output_loc_operands_raw, output_loc_sequence_raw): New.
8665 (output_cfa_loc_raw): New.
8667 2008-08-05 Paul Brook <paul@codesourcery.com>
8669 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8670 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8671 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8672 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8673 * config/arm/arm.h (TARGET_VFPD32): Define.
8674 (TARGET_VFP3): Use TARGET_VFPD32.
8675 (fputype): Add FPUTYPE_VFP3D16.
8676 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8677 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8678 * config/arm/arm-cores.def: Add cortex-r4f.
8679 * config/arm/arm-tune.md: Regenerate.
8681 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8683 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8684 Reword some comments throughout the file.
8686 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8687 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8688 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8689 MFC_MIN_DMA_LIST_ELEMENTS.
8690 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8691 MFC_MAX_DMA_LIST_ELEMENTS.
8693 (MFC_START_ENABLE): Remove PPU-only define.
8694 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8695 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8697 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8698 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8699 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8700 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8701 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8702 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8703 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8705 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8706 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8707 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8708 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8710 (spu_read_machine_status): Fix typo.
8712 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8714 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8715 SUBREG of multi-word hard register.
8716 * config/spu/spu.c (valid_subreg): Likewise.
8717 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8719 2008-08-04 Richard Guenther <rguenther@suse.de>
8721 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8722 the candidate with the stripped base if that base is different
8723 from the original base even for offset zero.
8725 2008-08-04 Richard Guenther <rguenther@suse.de>
8728 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8729 check for no_overflow.
8731 2008-08-04 Richard Guenther <rguenther@suse.de>
8733 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8735 2008-08-04 Paul Brook <paul@codesourcery.com>
8737 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8738 (arm_order_regs_for_local_alloc): New function.
8739 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8741 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8743 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8746 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8747 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8748 (ix86_expand_epilogue): Likewise.
8750 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8752 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8755 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8757 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8758 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8759 (*movv2sf_internal_rex64): Ditto.
8761 2008-08-03 Jan Hubicka <jh@suse.cz>
8763 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8764 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8765 * expmed.c (expand_smod_pow2): Likewise.
8767 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8770 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8771 alternative 0 of operand 1.
8772 (*vec_concatv2di_rex64_sse): Ditto.
8773 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8775 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8776 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8777 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8778 (*movv2sf_internal_rex64): Ditto.
8780 2008-08-02 Richard Guenther <rguenther@suse.de>
8783 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8784 (ssedoublesizemode): New mode attribute.
8785 (sse_shufps): Call gen_sse_shufps_v4sf.
8786 (sse_shufps_1): Macroize.
8787 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8788 (sse2_shufpd_1): Macroize.
8789 (vec_extract_odd, vec_extract_even): New expanders.
8790 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8791 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8792 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8793 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8794 (ix86_expand_vector_set): Likewise.
8795 (ix86_expand_reduc_v4sf): Likewise.
8797 2008-08-01 Doug Kwan <dougkwan@google.com>
8799 * matrix-reorg.c: Re-enable all code.
8800 (struct malloc_call_data): Change CALL_STMT to gimple type.
8801 (collect_data_for_malloc_call): Tuplify.
8802 (struct access_site_info): Change STMT to gimple type.
8803 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8804 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8805 (struct free_info): Change STMT to gimple type.
8806 (struct matrix_access_phi_node): Change PHI to gimple type.
8807 (get_inner_of_cast_expr): Remove.
8808 (may_flatten_matrices_1): Tuplify.
8809 (may_flatten_matrices): Ditto.
8810 (mark_min_matrix_escape_level): Ditto.
8811 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8812 (ssa_accessed_in_call_rhs): New
8813 (ssa_accessed_in_assign_rhs): New
8814 (record_access_alloc_site_info): Tuplify.
8815 (add_allocation_site): Ditto.
8816 (analyze_matrix_allocation_site): Ditto.
8817 (analyze_transpose): Ditto.
8818 (get_index_from_offset): Ditto.
8819 (update_type_size): Ditto.
8820 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8821 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8822 (analyze_accesses_for_phi_node): Tuplify.
8823 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8824 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8825 (analyze_matrix_accesses): Tuplify.
8826 (check_var_data): New call-back type for check_var_notmodified_p.
8827 (check_var_notmodified_p): Tuplify and use call-back struct to
8828 return statement found.
8829 (can_calculate_expr_before_stmt): Factor out statement related code
8831 (can_calculate_stmt_before_stmt): New.
8832 (check_allocation_function): Tuplify.
8833 (find_sites_in_func): Ditto.
8834 (record_all_accesses_in_func): Ditto.
8835 (transform_access_sites): Ditto.
8836 (transform_allocation_sites): Ditto.
8837 (matrix_reorg): Re-enable.
8838 (gate_matrix_reorg): Re-enable.
8840 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8842 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8843 for labels for which it hasn't been set yet. If it has been set,
8844 stop walking insns and continue with next worklist item.
8845 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8846 if the only BARRIER is at the very end of a function.
8848 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8850 * cfgexpand.c (expand_stack_alignment): Assert that
8851 stack_realign_drap and drap_rtx must match.
8853 * function.c (instantiate_new_reg): If DRAP is used to realign
8854 stack, replace virtual_incoming_args_rtx with internal arg
8857 2008-08-01 Richard Guenther <rguenther@suse.de>
8859 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8860 loop information only if we initialized it.
8861 (execute_pre): Call fini_pre with in_fre.
8862 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8863 if we do not unroll because we hit max-completely-peeled-insns.
8864 Use our estimation for consistency, do allow shrinking.
8866 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8868 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8869 with MIN_STACK_BOUNDARY.
8870 (ix86_update_stack_boundary): Likewise.
8871 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8874 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8875 (MIN_STACK_BOUNDARY): This.
8877 2008-08-01 Richard Guenther <rguenther@suse.de>
8880 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8882 2008-08-01 Richard Guenther <rguenther@suse.de>
8884 PR tree-optimization/36988
8885 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8886 do not matter if that doesn't change volatile qualification.
8888 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8890 * configure.ac: Do not generate libada-mk. Do not subst
8892 * libada-mk.in: Remove.
8893 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8894 * configure: Regenerate.
8896 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8898 * tree-pass.h: Added comment about not dumping passes with name
8899 starting with star in struct opt_pass.
8900 * passes.c (register_dump_files_1): Don't do dump for a pass with
8901 name starting with star.
8902 * doc/passes.texi (Pass manager): Mention pass names and special
8903 meaning of star prefix to avoid dump.
8905 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8907 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8909 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8910 (ISA_MIPS64R2): New macro.
8911 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8912 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8913 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8914 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8915 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8916 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8917 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8918 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8919 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8920 Move up to keep list alphabetically sorted.
8921 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8922 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8924 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8925 (-march=@var{arch}): Add mips64r2.
8927 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8929 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8931 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8933 * expr.c (expand_assignment): Check for complete type.
8935 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8938 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8940 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8941 for stack alignment.
8943 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8945 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8947 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8948 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8950 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8952 PR rtl-optimization/36419
8953 * dwarf2out.c (barrier_args_size): New variable.
8954 (compute_barrier_args_size, compute_barrier_args_size_1): New
8956 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8957 if not called yet in the current function, use barrier_args_size
8958 array to find the new args_size value.
8959 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8961 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8964 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8967 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8970 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8971 (dwarf2out_stack_adjust): Use it.
8972 (dwarf2out_frame_debug_expr): Likewise.
8974 2008-07-31 Richard Guenther <rguenther@suse.de>
8976 PR tree-optimization/36978
8977 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8978 the generated condition.
8980 2008-07-31 Richard Guenther <rguenther@suse.de>
8982 * passes.c (init_optimization_passes): Always call
8983 pass_early_warn_uninitialized.
8984 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8985 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8986 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8988 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8991 * builtins.c (maybe_emit_free_warning): New function.
8992 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8993 maybe_emit_free_warning for BUILT_IN_FREE.
8996 * dwarf2out.c (get_context_die): New function.
8997 (force_decl_die, force_type_die): Use it.
8998 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8999 returns NULL, force generation of DW_TAG_typedef and put that into
9002 PR preprocessor/36649
9003 * c-pch.c (c_common_read_pch): Save and restore
9004 line_table->trace_includes across PCH restore.
9006 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9009 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9011 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9014 * final.c (call_from_call_insn): Handle COND_EXEC.
9016 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9018 * builtins.c (std_gimplify_va_arg_expr): Replace
9019 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9020 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9022 2008-07-30 Joey Ye <joey.ye@intel.com>
9023 H.J. Lu <hongjiu.lu@intel.com>
9025 * builtins.c (expand_builtin_setjmp_receiver): Replace
9026 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9027 (expand_builtin_apply_args_1): Likewise.
9028 (expand_builtin_longjmp): Need DRAP for stack alignment.
9029 (expand_builtin_apply): Likewise.
9031 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9032 instead of assign_stack_local to allow alignment reduction.
9034 * calls.c (emit_call_1): Need DRAP for stack alignment if
9036 (expand_call): Replace virtual_incoming_args_rtx with
9037 crtl->args.internal_arg_pointer.
9038 * stmt.c (expand_nl_goto_receiver): Likewise.
9040 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9041 alignment and store to stack_alignment_estimated and
9042 max_used_stack_slot_alignment.
9043 (expand_one_var): Likewise.
9044 (expand_stack_alignment): New function.
9045 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9046 and stack_alignment_estimated fields in rtl_data. Call
9047 expand_stack_alignment at end.
9049 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9050 (MAX_STACK_ALIGNMENT): Likewise.
9051 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9052 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9054 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9055 stack alignment when generating virtual registers.
9057 * function.c (assign_stack_local): Renamed to ...
9058 (assign_stack_local_1): This. Add a parameter to indicate
9059 if it is OK to reduce alignment.
9060 (assign_stack_local): Use it.
9061 (instantiate_new_reg): Instantiate virtual incoming args rtx
9062 to vDRAP if stack realignment and DRAP is needed.
9063 (assign_parms): Collect parameter/return type alignment and
9064 contribute to stack_alignment_estimated.
9065 (locate_and_pad_parm): Likewise.
9066 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9067 with crtl->args.internal_arg_pointer.
9069 * function.h (rtl_data): Add new field drap_reg,
9070 max_used_stack_slot_alignment, stack_alignment_estimated,
9071 stack_realign_needed, need_drap, stack_realign_processed and
9072 stack_realign_finalized.
9073 (stack_realign_fp): New macro.
9074 (stack_realign_drap): Likewise.
9076 * global.c (compute_regsets): Frame pointer is needed when
9077 stack is realigned. Can eliminate frame pointer when stack is
9078 realigned and dynamic realigned argument pointer isn't used.
9080 * reload1.c (update_eliminables): Frame pointer is needed
9081 when stack is realigned.
9082 (init_elim_table): Can eliminate frame pointer when stack is
9083 realigned and dynamic realigned argument pointer isn't used.
9085 * rtl.h (assign_stack_local_1): Declare new funtion.
9087 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9088 (TARGET_GET_DRAP_RTX): Likewise.
9089 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9090 TARGET_GET_DRAP_RTX.
9092 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9094 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9095 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9097 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9098 H.J. Lu <hongjiu.lu@intel.com>
9100 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9101 vdrap_reg, stack_realign and drap_reg_saved.
9102 (add_cfi): Don't allow redefining CFA when DRAP is used.
9103 (reg_save): Handle stack alignment.
9104 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9105 alignment. Don't generate DWARF information for (set fp sp)
9107 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9109 (int_loc_descriptor): Move prototype forward. Also define if
9110 DWARF2_UNWIND_INFO is true.
9111 (output_cfa_loc): Handle DW_CFA_expression.
9112 (build_cfa_aligned_loc): New.
9113 (based_loc_descr): Update assert for stack realign. For local
9114 variables, use sp+offset when stack is aligned without drap and
9115 fp+offset when stack is aligned with drap. For arguments, use
9116 cfa+offset when drap is used to align stack.
9118 2008-07-30 Joey Ye <joey.ye@intel.com>
9119 H.J. Lu <hongjiu.lu@intel.com>
9121 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9123 (ix86_gen_andsp): New.
9124 (ix86_user_incoming_stack_boundary): Likewise.
9125 (ix86_default_incoming_stack_boundary): Likewise.
9126 (ix86_incoming_stack_boundary): Likewise.
9127 (ix86_can_eliminate): Likewise.
9128 (find_drap_reg): Likewise.
9129 (ix86_update_stack_boundary): Likewise.
9130 (ix86_get_drap_rtx): Likewise.
9131 (ix86_finalize_stack_realign_flags): Likewise.
9132 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9133 (TARGET_GET_DRAP_RTX): Likewise.
9134 (override_options): Overide option value for new options.
9135 (ix86_function_ok_for_sibcall): Remove check for
9136 force_align_arg_pointer.
9137 (ix86_handle_cconv_attribute): Likewise.
9138 (ix86_function_regparm): Likewise.
9139 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9140 (ix86_va_start): Replace virtual_incoming_args_rtx with
9141 crtl->args.internal_arg_pointer.
9142 (ix86_select_alt_pic_regnum): Check DRAP register.
9143 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9144 (ix86_compute_frame_layout): Compute frame layout wrt stack
9146 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9147 (ix86_expand_prologue): Decide if stack realignment is needed
9148 and generate prologue code accordingly.
9149 (ix86_expand_epilogue): Generate epilogue code wrt stack
9150 realignment is really needed or not.
9152 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9153 (ABI_STACK_BOUNDARY): Likewise.
9154 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9155 (STACK_REALIGN_DEFAULT): Likewise.
9156 (INCOMING_STACK_BOUNDARY): Likewise.
9157 (MAX_STACK_ALIGNMENT): Likewise.
9158 (ix86_incoming_stack_boundary): Likewise.
9159 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9160 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9161 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9162 (machine_function): Remove force_align_arg_pointer.
9164 * config/i386/i386.md (BX_REG): New.
9165 (R13_REG): Likewise.
9167 * config/i386/i386.opt (mforce_drap): New.
9168 (mincoming-stack-boundary): Likewise.
9169 (mstackrealign): Add Init(-1).
9171 * config/i386/i386-protos.h (ix86_can_eliminate): New
9173 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9175 * doc/extend.texi: Update force_align_arg_pointer.
9177 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9180 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9181 (INCOMING_STACK_BOUNDARY): Likewise.
9182 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9183 (TARGET_GET_DRAP_RTX): Likewise.
9185 2008-07-30 Andreas Schwab <schwab@suse.de>
9187 PR rtl-optimization/36929
9188 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9189 add_insn_before and fix argument order.
9190 (replace_inc_dec_mem): Handle NULL rtx.
9192 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9194 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9196 (arm_compute_initial_elimination_offset): Use it.
9197 (arm_compute_save_reg_mask): Include static chain save slot when
9198 calculating alignment.
9199 (arm_get_frame_offsets): Ditto.
9200 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9201 that we can use to decrement the stack when the stack decrement
9202 could be too big for an immediate value in a single insn.
9203 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9205 2008-07-30 Richard Guenther <rguenther@suse.de>
9207 PR tree-optimization/36967
9208 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9209 Release defs of statements we remove.
9211 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9213 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9214 instead of NULL_RTVEC.
9216 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9220 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9223 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9225 * final.c (call_from_call_insn): New.
9226 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9228 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9230 * configure.ac: Substitute ADA_CFLAGS.
9231 * configure: Regenerate.
9232 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9233 * Makefile.in: Remove mention of X_* variables.
9234 * config/pa/x-ada-hpux10: Remove.
9235 * config/pa/x-ada: Remove.
9237 * doc/fragments.texi: Update.
9239 2008-07-30 Olivier Hainque <hainque@adacore.com>
9241 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9242 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9243 __dso_handle explicitly here.
9245 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9248 * c-typeck.c (build_binary_op): Encapsulate code into...
9249 * c-common.c (shorten_binary_op): ...this new function.
9250 (conversion_warning): Use the new function. Handle non-negative
9251 constant in bitwise-and.
9252 * c-common.h (shorten_binary_op): Declare.
9254 2008-07-30 Olivier Hainque <hainque@adacore.com>
9256 * scan.c (make_sstring_space): Add explicit conversions of
9257 allocator's return value.
9258 * fix-header.c (recognized_function): Likewise.
9260 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9262 * doc/cpp.texi: Update to GFDL 1.2.
9263 * doc/gcc.texi: Do not list GPL as Invariant Section.
9264 * doc/gccint.texi: Likewise. Update copyright years.
9265 * doc/install.texi: Update copyright years.
9267 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9270 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9271 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9273 2008-07-29 Jan Hubicka <jh@suse.cz>
9275 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9276 (grokdeclarator): Likewise.
9277 * langhooks.c (lhd_warn_unused_global_decl): Use
9278 DECL_DECLARED_INLINE_P.
9279 * print-tree.c (print_node): Remove DECL_INLINE check.
9281 2008-07-29 Richard Guenther <rguenther@suse.de>
9283 PR tree-optimization/36945
9284 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9285 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9286 Record invariant addresses un-decomposed.
9287 (copy_reference_ops_from_call): Record reference call
9288 arguments properly. Simplify.
9289 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9290 helper split out from ...
9291 (create_component_ref_by_pieces): ... here. Simplify.
9292 Prepare for recursive invocation for call arguments.
9293 (create_expression_by_pieces): Adjust call to
9294 create_component_ref_by_pieces.
9295 (compute_avail): Process operand 2 of reference ops.
9297 2008-07-29 Richard Guenther <rguenther@suse.de>
9299 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9301 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9303 * c-format.c (check_format_types): Revert unwanted checkin.
9305 2008-07-29 Jan Hubicka <jh@suse.cz>
9307 * flags.h (flag_really_no_inline): Remove.
9308 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9309 * toplev.c (flag_really_no_inline): Remove.
9310 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9311 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9312 (cgraph_decide_inlining_incrementally): Likewise.
9313 (compute_inline_parameters): Likewise.
9314 * opts.c (decode_options): Simplify.
9315 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9316 * common.opt (finline): Initialize to 1.
9317 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9319 2008-07-29 Jan Hubicka <jh@suse.cz>
9321 * predict.c (always_optimize_for_size_p): New function.
9322 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9323 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9324 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9326 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9327 * function.c (prepare_function_start): Set default profile.
9328 * function.h (rtl_data): Add maybe_hot_insn_p.
9329 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9330 (construct_exit_block): Likewise.
9331 (tree_expand_cfg): Likewise.
9333 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9334 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9335 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9336 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9339 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9342 * c-decl.c (merge_decls): Merge USED flags.
9344 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9346 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9347 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9348 next_stack, lab_false and lab_over trees.
9350 2008-07-28 Richard Guenther <rguenther@suse.de>
9352 PR tree-optimization/36957
9353 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9354 (useless_type_conversion_p): Remove.
9355 (types_compatible_p): Remove.
9356 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9357 (useless_type_conversion_p): Declare.
9358 (types_compatible_p): Declare.
9359 (gimple_expr_type): Return the base type only if it is
9360 trivially convertible to the subtype.
9362 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9364 * configure.ac: Use the m4_do macro to concatenate the warnings into
9365 one string in ACX_PROG_CC_WARNING_OPTS,
9366 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9367 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9368 * configure: Regenerate.
9370 2008-07-28 Richard Guenther <rguenther@suse.de>
9372 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9373 (insert_fake_stores): Remove.
9374 (realify_fake_stores): Likewise.
9375 (execute_pre): Remove dead code.
9376 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9377 (find_func_aliases): Deal with it here instead.
9378 Re-enable gcc_unreachable call.
9380 2008-07-28 Richard Guenther <rguenther@suse.de>
9382 Merge from gimple-tuples-branch.
9384 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9385 * gimple.def: New file.
9386 * gsstruct.def: Likewise.
9387 * gimple-iterator.c: Likewise.
9388 * gimple-pretty-print.c: Likewise.
9389 * tree-gimple.c: Removed. Merged into ...
9390 * gimple.c: ... here. New file.
9391 * tree-gimple.h: Removed. Merged into ...
9392 * gimple.h: ... here. New file.
9394 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9395 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9396 --enable-checking=gimple flag.
9397 * config.in: Likewise.
9398 * configure: Regenerated.
9400 * tree-ssa-operands.h: Tuplified.
9401 * tree-vrp.c: Likewise.
9402 * tree-loop-linear.c: Likewise.
9403 * tree-into-ssa.c: Likewise.
9404 * tree-ssa-loop-im.c: Likewise.
9405 * tree-dump.c: Likewise.
9406 * tree-complex.c: Likewise.
9407 * cgraphbuild.c: Likewise.
9408 * tree-ssa-threadupdate.c: Likewise.
9409 * tree-ssa-loop-niter.c: Likewise.
9410 * tree-pretty-print.c: Likewise.
9411 * tracer.c: Likewise.
9412 * gengtype.c: Likewise.
9413 * tree-loop-distribution.c: Likewise.
9414 * tree-ssa-loop-unswitch.c: Likewise.
9415 * cgraph.c: Likewise.
9416 * cgraph.h: Likewise.
9417 * tree-ssa-loop-manip.c: Likewise.
9418 * value-prof.c: Likewise.
9419 * tree-ssa-loop-ch.c: Likewise.
9420 * tree-tailcall.c: Likewise.
9421 * value-prof.h: Likewise.
9424 * tree-pass.h: Likewise.
9425 * ipa-cp.c: Likewise.
9426 * tree-scalar-evolution.c: Likewise.
9427 * tree-scalar-evolution.h: Likewise.
9428 * target.h: Likewise.
9429 * lambda-mat.c: Likewise.
9430 * tree-phinodes.c: Likewise.
9431 * diagnostic.h: Likewise.
9432 * builtins.c: Likewise.
9433 * tree-ssa-alias-warnings.c: Likewise.
9434 * cfghooks.c: Likewise.
9435 * fold-const.c: Likewise.
9436 * cfghooks.h: Likewise.
9437 * omp-low.c: Likewise.
9438 * tree-ssa-dse.c: Likewise.
9439 * ipa-reference.c: Likewise.
9440 * tree-ssa-uncprop.c: Likewise.
9441 * toplev.c: Likewise.
9442 * tree-gimple.c: Likewise.
9443 * tree-gimple.h: Likewise.
9444 * tree-chrec.c: Likewise.
9445 * tree-chrec.h: Likewise.
9446 * tree-ssa-sccvn.c: Likewise.
9447 * tree-ssa-sccvn.h: Likewise.
9448 * cgraphunit.c: Likewise.
9449 * tree-ssa-copyrename.c: Likewise.
9450 * tree-ssa-ccp.c: Likewise.
9451 * tree-ssa-loop-ivopts.c: Likewise.
9452 * tree-nomudflap.c: Likewise.
9453 * tree-call-cdce.c: Likewise.
9454 * ipa-pure-const.c: Likewise.
9455 * c-format.c: Likewise.
9456 * tree-stdarg.c: Likewise.
9457 * tree-ssa-math-opts.c: Likewise.
9458 * tree-ssa-dom.c: Likewise.
9459 * tree-nrv.c: Likewise.
9460 * tree-ssa-propagate.c: Likewise.
9461 * ipa-utils.c: Likewise.
9462 * tree-ssa-propagate.h: Likewise.
9463 * tree-ssa-alias.c: Likewise.
9464 * gimple-low.c: Likewise.
9465 * tree-ssa-sink.c: Likewise.
9466 * ipa-inline.c: Likewise.
9467 * c-semantics.c: Likewise.
9468 * dwarf2out.c: Likewise.
9470 * tree-ssa-loop-ivcanon.c: Likewise.
9471 * predict.c: Likewise.
9472 * tree-ssa-loop.c: Likewise.
9473 * tree-parloops.c: Likewise.
9474 * tree-ssa-address.c: Likewise.
9475 * tree-ssa-ifcombine.c: Likewise.
9476 * matrix-reorg.c: Likewise.
9477 * c-decl.c: Likewise.
9478 * tree-eh.c: Likewise.
9479 * c-pretty-print.c: Likewise.
9480 * lambda-trans.c: Likewise.
9481 * function.c: Likewise.
9482 * langhooks.c: Likewise.
9483 * ebitmap.h: Likewise.
9484 * tree-vectorizer.c: Likewise.
9485 * function.h: Likewise.
9486 * langhooks.h: Likewise.
9487 * tree-vectorizer.h: Likewise.
9488 * ipa-type-escape.c: Likewise.
9489 * ipa-type-escape.h: Likewise.
9490 * domwalk.c: Likewise.
9491 * tree-if-conv.c: Likewise.
9492 * profile.c: Likewise.
9493 * domwalk.h: Likewise.
9494 * tree-data-ref.c: Likewise.
9495 * tree-data-ref.h: Likewise.
9496 * tree-flow-inline.h: Likewise.
9497 * tree-affine.c: Likewise.
9498 * tree-vect-analyze.c: Likewise.
9499 * c-typeck.c: Likewise.
9500 * gimplify.c: Likewise.
9501 * coretypes.h: Likewise.
9502 * tree-ssa-phiopt.c: Likewise.
9503 * calls.c: Likewise.
9504 * tree-ssa-coalesce.c: Likewise.
9505 * tree.def: Likewise.
9506 * tree-dfa.c: Likewise.
9507 * except.c: Likewise.
9508 * except.h: Likewise.
9509 * cfgexpand.c: Likewise.
9510 * tree-cfgcleanup.c: Likewise.
9511 * tree-ssa-pre.c: Likewise.
9512 * tree-ssa-live.c: Likewise.
9513 * tree-sra.c: Likewise.
9514 * tree-ssa-live.h: Likewise.
9515 * tree-predcom.c: Likewise.
9516 * lambda.h: Likewise.
9517 * tree-mudflap.c: Likewise.
9518 * ipa-prop.c: Likewise.
9519 * print-tree.c: Likewise.
9520 * tree-ssa-copy.c: Likewise.
9521 * ipa-prop.h: Likewise.
9522 * tree-ssa-forwprop.c: Likewise.
9523 * ggc-page.c: Likewise.
9524 * c-omp.c: Likewise.
9525 * tree-ssa-dce.c: Likewise.
9526 * tree-vect-patterns.c: Likewise.
9527 * tree-ssa-ter.c: Likewise.
9528 * tree-nested.c: Likewise.
9529 * tree-ssa.c: Likewise.
9530 * lambda-code.c: Likewise.
9531 * tree-ssa-loop-prefetch.c: Likewise.
9532 * tree-inline.c: Likewise.
9533 * tree-inline.h: Likewise.
9534 * tree-iterator.c: Likewise.
9535 * tree-optimize.c: Likewise.
9536 * tree-ssa-phiprop.c: Likewise.
9537 * tree-vect-transform.c: Likewise.
9538 * tree-object-size.c: Likewise.
9539 * tree-outof-ssa.c: Likewise.
9540 * cfgloop.c: Likewise.
9541 * system.h: Likewise.
9542 * tree-profile.c: Likewise.
9543 * cfgloop.h: Likewise.
9544 * c-gimplify.c: Likewise.
9545 * c-common.c: Likewise.
9546 * tree-vect-generic.c: Likewise.
9547 * tree-flow.h: Likewise.
9548 * c-common.h: Likewise.
9549 * basic-block.h: Likewise.
9550 * tree-ssa-structalias.c: Likewise.
9551 * tree-switch-conversion.c: Likewise.
9552 * tree-ssa-structalias.h: Likewise.
9553 * tree-cfg.c: Likewise.
9554 * passes.c: Likewise.
9555 * ipa-struct-reorg.c: Likewise.
9556 * ipa-struct-reorg.h: Likewise.
9557 * tree-ssa-reassoc.c: Likewise.
9558 * cfgrtl.c: Likewise.
9559 * varpool.c: Likewise.
9561 * tree-ssanames.c: Likewise.
9562 * tree-ssa-threadedge.c: Likewise.
9563 * langhooks-def.h: Likewise.
9564 * tree-ssa-operands.c: Likewise.
9565 * config/alpha/alpha.c: Likewise.
9566 * config/frv/frv.c: Likewise.
9567 * config/s390/s390.c: Likewise.
9568 * config/m32c/m32c.c: Likewise.
9569 * config/m32c/m32c-protos.h: Likewise.
9570 * config/spu/spu.c: Likewise.
9571 * config/sparc/sparc.c: Likewise.
9572 * config/i386/i386.c: Likewise.
9573 * config/sh/sh.c: Likewise.
9574 * config/xtensa/xtensa.c: Likewise.
9575 * config/stormy16/stormy16.c: Likewise.
9576 * config/ia64/ia64.c: Likewise.
9577 * config/rs6000/rs6000.c: Likewise.
9578 * config/pa/pa.c: Likewise.
9579 * config/mips/mips.c: Likewise.
9581 2008-07-28 Simon Baldwin <simonb@google.com>
9583 * c-pragma.c (handle_pragma_message): New function.
9584 (init_pragma): Register handle_pragma_message.
9585 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9588 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9590 PR tree-optimization/35252
9591 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9592 REALPART_EXPR to be considered as same load operation.
9594 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9596 PR tree-optimization/36830
9597 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9598 (expressions_equal_p): Return false if only one operand is null.
9600 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9602 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9603 version requirements.
9605 2008-07-26 Olivier Hainque <hainque@adacore.com>
9607 * collect2.c (symkind): New enum. Symbol kinds we care about.
9608 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9609 code and head comment accordingly.
9610 (scan_prog_file): Use symkind names instead of bare integers.
9612 2008-07-25 Jan Hubicka <jh@suse.cz>
9614 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9616 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9617 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9618 * dojump.c (clear_pending_stack_adjust): Likewise.
9619 * print-tree.c (print_node): Ignore DECL_INLINE.
9620 * tree-inline.c (inlinable_function_p): Likewise.
9622 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9624 * doc/extend.texi (hot attribute): Document that the hot attribute
9625 turns on -O3 for some ports.
9626 (cold attribute): Document that the cold attribute turns on -Os
9629 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9630 reflect function specific option support.
9632 * target.h (struct target_option_hooks): Add fields to say whether
9633 the cold attribute implies -Os and the hot attribute implies -O3.
9635 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9636 By default, do not turn on -Os for cold functions.
9637 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9638 not turn on -O3 for hot functions.
9640 * c-common.c (handle_hot_attribute): Use target hook to determine
9641 if hot functions should enable -O3.
9642 (handle_cold_attribute): Use target hook to determine if cold
9643 functions should enable -Os.
9645 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9646 (override_options): Move disable scheduling to
9647 optimization_options.
9648 (optimization_options): Disable scheduling here, not
9650 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9651 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9653 * config/ia64/ia64.c (ia64_override_options): Move setting
9654 scheduling flags to ia64_optimization_options.
9655 (ia64_optimization_options): Disable scheduling options here, and
9656 not in ia64_override_options.
9657 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9658 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9660 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9663 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9665 2008-07-25 Martin Jambor <mjambor@suse.cz>
9667 PR tree-optimization/36926
9668 * ipa-prop.c (ipa_analyze_call_uses): Call
9669 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9671 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9673 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9674 movv2si_internal): Add mem = reg alternative.
9676 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9679 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9680 DEFAULT_PCC_STRUCT_RETURN to 127.
9682 2008-07-24 Jan Hubicka <jh@suse.cz>
9684 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9685 (build_cgraph_edges): Likewise.
9686 * cgraph.c (cgraph_node): Do not update assembler hash.
9687 (cgraph_remove_node): Drop non-unit-at-a-time code.
9688 * tree-pass.h (pass_O0_always_inline): Remove.
9689 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9690 * toplev.c (process_options): Flag unit-at-a-time does not imply
9692 * cgraphunit.c: Update comments.
9693 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9694 (cgraph_assemble_pending_functions): Remove.
9695 (cgraph_reset_node): Drop non-unit-at-a-time code.
9696 (cgraph_finalize_function): Likewise.
9697 (cgraph_analyze_function): Likewise.
9698 (cgraph_finalize_compilation_unit): Likewise.
9699 (cgraph_expand_function): Likewise.
9700 (cgraph_optimize): Likesise.
9701 (save_inline_function_body): Likewise.
9702 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9703 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9704 * ipa-inline.c: Update comments.
9705 (enum inlining_mode): remove INLINE_SPEED.
9706 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9707 (cgraph_mark_inline_edge): Likewise.
9708 (try_inline): Likewise.
9709 (cgraph_decide_inlining_incrementally): Likewise.
9710 (cgraph_gate_inlining): Remove.
9711 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9712 (cgraph_gate_early_inlining): Likewise.
9713 (gate_inline_passes): Remove.
9714 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9715 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9716 pass_O0_always_inline): Remove.
9717 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9718 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9719 * opts.c (no_unit_at_a_time_default): Remove.
9720 (decode_options): Remove flag_unit_at_a_time reset and warning.
9721 * opts.h (no_unit_at_a_time_default): Remove.
9722 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9723 early in GNU dialect.
9724 (merge_decls): Update comment; drop unit-at-a-time check.
9725 (finish_decl): Likewise.
9726 (grok_declaration): Remove flag_inline_trees code.
9727 (finish_functions): Return on function returning non-void on all
9729 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9730 * cfgexpand.c (expand_one_static_var): Remove.
9731 (expand_one_var): Remove expand_one_static_var call.
9732 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9733 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9734 and flag_unit_at_a-time compatibility checks.
9735 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9736 * tree-inline.c (flag_inline_trees): Remove.
9737 (inlinable_function_p): Don't check it.
9738 (expand_call_inline): Remove non-unit-at-a-time code.
9739 * tree-inline.h (flag_inline_trees): Remove.
9740 * tree-optimize.c (execute_early_local_optimizations): Remove
9741 unit-at-a-time checks.
9742 (tree_rest_of_compilation): Likewise.
9743 * combine.c (setup_incoming_promotions): Likewise.
9744 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9745 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9746 * passes.c (pass_inline_parameters): Update comments; remove
9747 O0_alwaysinline pass.
9748 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9749 (execute_one_pass): Likewise.
9750 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9751 (ix86_function_sseregparm): Likewise.
9752 * arm.c (arm_function_in_section_p): Likewise.
9753 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9754 * varpool.c: Update comments.
9755 (decide_is_variable_needed): Remove unit-at-a-time checks.
9756 (varpool_finalize_decl): Likewise.
9758 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9760 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9762 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9764 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9766 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9767 imp symbol extension.
9769 2008-07-23 Ian Lance Taylor <iant@google.com>
9771 * tree-vrp.c (infer_value_range): Ignore asm statements when
9772 looking for memory accesses for -fdelete-null-pointer-checks.
9774 2008-07-24 Ben Elliston <bje@au.ibm.com>
9776 * config/spu/spu-c.c (__vector_keyword): New variable.
9777 (vector_keyword): Likewise.
9778 (spu_categorize_keyword): New function.
9779 (spu_macro_to_expand): Likewise.
9780 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9781 compiling an ISO C dialect.
9783 2008-07-24 Ben Elliston <bje@au.ibm.com>
9785 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9788 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9790 * configure: Regenerate.
9791 * configure.ac: Require texinfo 4.7.
9792 * doc/install.texi: Document texinfo 4.7 requirement.
9794 2008-07-23 Martin Jambor <mjambor@suse.cz>
9796 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9797 rather than for DECL_SAVED_TREE.
9798 * ipa-prop.c: Include diagnostic.h.
9799 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9801 (ipa_detect_param_modifications): Function rewritten from scratch.
9802 (ipa_compute_jump_functions): Changed accesses to modification flags.
9803 (ipa_free_node_params_substructures): Update flags destruction.
9804 (ipa_node_duplication_hook): Update flags duplication.
9805 (ipa_print_all_params_modified): Updated flag access.
9806 * ipa-prop.h (struct ipa_param_flags): New structure.
9807 (struct ipa_node_params): New field modification_analysis_done,
9808 modified_flags changed into param_flags.
9809 (ipa_is_ith_param_modified): Changed to use new flags.
9810 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9812 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9813 ipa-cp.c and split into two functions.
9814 (ipa_print_node_jump_functions): New function.
9815 (compute_scalar_jump_functions): New function.
9816 (type_like_member_ptr_p): New function.
9817 (compute_pass_through_member_ptrs): New function.
9818 (fill_member_ptr_cst_jump_function): New function.
9819 (determine_cst_member_ptr): New function.
9820 (compute_cst_member_ptr_arguments): New function.
9821 (ipa_compute_jump_functions): Complete rewrite.
9822 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9823 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9824 (struct ipa_member_ptr_cst): New structure.
9825 (union jump_func_value): New field member_cst.
9826 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9827 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9828 jump function types.
9829 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9830 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9831 instead of ipcp_print_all_jump_functions.
9832 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9833 only for replacable scalars.
9835 * doc/invoke.texi (Optimize options): Add description of
9836 -findirect-inlining.
9837 * common.opt (flag_indirect_inlining): New flag.
9838 * opts.c (decode_options): Set flag_indirect_inlining when
9841 * ipa-inline.c: Include ipa-prop.h.
9842 (inline_indirect_intraprocedural_analysis): New function.
9843 (inline_generate_summary): Allocate parameter and argument info
9844 structures, call inline_indirect_intraprocedural_analysis on each
9845 node when doing indirect inlining and deallocate indirect inlining
9846 data structures in the end.
9847 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9848 (free_all_ipa_structures_after_iinln): New function.
9849 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9851 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9853 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9854 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9855 of computing the frequency separately.
9856 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9857 of computing the frequency separately.
9858 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9859 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9860 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9861 (ipa_get_stmt_member_ptr_load_param): New function.
9862 (ipa_is_ssa_with_stmt_def): New function.
9863 (ipa_note_param_call): New function.
9864 (ipa_analyze_call_uses): New function.
9865 (ipa_analyze_stmt_uses): New function.
9866 (ipa_analyze_params_uses): New function.
9867 (ipa_free_node_params_substructures): Also free the param_calls linked
9869 (ipa_node_duplication_hook): Also duplicate the param_calls
9871 (ipa_print_node_param_flags): New function.
9872 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9873 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9874 * ipa-prop.h (struct ipa_param_flags): New field called.
9875 (struct ipa_param_call_note): New structure.
9876 (struct ipa_node_params): New fields param_calls and
9878 (ipa_is_ith_param_called): New function.
9879 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9880 ipa_analyze_params_uses and dump parameter flags.
9882 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9883 ipa_propagate_indirect_call_infos if performing indirect inlining,
9884 pass a new parameter new_edges to it.
9885 (add_new_edges_to_heap): New fucntion.
9886 (cgraph_decide_inlining_of_small_functions): New vector
9887 new_indirect_edges for newly found indirect edges , call
9888 ipa_propagate_indirect_call_infos after inlining.
9889 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9890 inlining if performing indirect inlining. Call
9891 free_all_ipa_structures_after_iinln when doing so too.
9892 (inline_generate_summary): Do not call
9893 free_all_ipa_structures_after_iinln here.
9894 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9895 (print_edge_addition_message): New function.
9896 (update_call_notes_after_inlining): New function.
9897 (propagate_info_to_inlined_callees): New function.
9898 (ipa_propagate_indirect_call_infos): New function.
9899 * ipa-prop.h: Include cgraph.h
9900 (struct ipa_param_call_note): Fields reordered, new field processed.
9901 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9903 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9904 rediscovered call statements.
9905 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9906 (dump_cgraph_node): Dump also the indirect_call flag.
9907 (cgraph_clone_edge): Copy also the indirect_call flag.
9908 * tree-inline.c (copy_bb): Do not check for fndecls from call
9909 expressions, check for edge availability when moving clones.
9910 (get_indirect_callee_fndecl): New function.
9911 (expand_call_inline): If callee declaration is not apprent from
9912 the statement, try calling get_indirect_callee_fndecl. Do not
9913 issue warnings or call sorry when not inlinings an indirect edge.
9914 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9916 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9917 bit more frandly to matching.
9918 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9919 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9920 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9922 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9925 * opth-gen.awk: Suppress function specific features when building
9927 * optc-gen.awk: Ditto.
9929 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9932 * diagnostic.c (pedwarn): Add opt parameter.
9934 * c-tree.h (pedwarn_init): Add opt parameter.
9935 (pedwarn_c90): Likewise.
9936 (pedwarn_c99): Likewise.
9937 * c-errors.c (pedwarn_c99): Likewise.
9938 (pedwarn_c90): Likewise.
9939 * toplev.h (pedwarn): Update declaration.
9940 (pedwarn0): Declare.
9941 * c-lex.c: All calls to pedwarn changed.
9942 * builtins.c: All calls to pedwarn changed.
9943 * toplev.c: All calls to pedwarn changed.
9944 * c-decl.c: All calls to pedwarn changed.
9945 * c-typeck.c: All calls to pedwarn changed.
9946 * c-common.c: All calls to pedwarn changed.
9947 * c-parser.c: All calls to pedwarn changed.
9949 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9950 Karthik Kumar <karthikkumar@gmail.com>
9952 * attribs.c (file scope): Include c-common.h.
9953 (decl_attributes): Add support for #pragma GCC optimize and
9956 * targhooks.c (default_can_inline_p): New function that is the
9957 default for the TARGET_CAN_INLINE_P target hook.
9959 * targhooks.h (default_can_inline_p): Add declaration.
9961 * tree.c (cl_optimization_node): New static tree for building
9962 OPTIMIZATION_NODE tree.
9963 (cl_target_option_node): New static tree for building
9964 TARGET_OPTION_NODE tree.
9965 (cl_option_hash_table): New hash table for hashing
9966 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9967 (cl_option_hash_hash): New function to provide the hash value for
9968 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9969 (cl_option_hash_eq): New function to provide an equality test for
9970 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9971 (tree_code_size): Add support for OPTIMIZATION_NODE and
9972 TARGET_OPTION_NODE trees.
9973 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9974 TARGET_OPTION_NODE trees.
9975 (build_optimization_node): Build a tree that has all of the
9976 current optimization options.
9977 (build_target_option_node): Build a tree that has the target
9978 options that might be changed on a per function basis.
9980 * tree.h (file scope): Include options.h.
9981 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9982 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9983 (TREE_OPTIMIZATION): Ditto.
9984 (TREE_TARGET_SPECIFIC): Ditto.
9985 (struct tree_function_decl): Add fields for remembering the
9986 current optimization options and target specific options.
9987 (struct tree_optimization_option): New tree variant that remembers
9988 the optimization options.
9989 (struct tree_target_option): New tree variant that remembers the
9990 target specific flags that might change for compiling a particular
9992 (union tree_node): Include tree_optimization_option and
9993 tree_target_option fields.
9994 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9995 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9996 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9997 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9998 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9999 optimization and target options.
10000 (optimization_default_node): New macro to refer to global_trees
10002 (optimization_current_node): Ditto.
10003 (optimization_cold_node): Ditto.
10004 (optimization_hot_node): Ditto.
10005 (target_option_default_node): Ditto.
10006 (target_option_current_node): Ditto.
10007 (current_option_pragma): Ditto.
10008 (current_optimize_pragma): Ditto.
10010 * target.h (struct gcc_target): Add valid_option_attribute_p,
10011 target_option_save, target_option_restore, target_option_print,
10012 target_option_pragma_parse, and can_inline_p hooks.
10014 * toplev.h (parse_optimize_options): Add declaration.
10015 (fast_math_flags_struct_set_p): Ditto.
10017 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10018 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10021 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10022 tree_can_inline_p hook to see if one function can inline another.
10023 (cgraph_decide_inlining): Ditto.
10024 (cgraph_decide_inlining_incrementally): Ditto.
10026 * opts.c (decode_options): Add support for running multiple times
10027 to allow functions with different target or optimization options
10028 than was specified on the command line.
10029 (fast_math_flags_struct_set_p): New function that is similar to
10030 fast_math_flags_set_p, except it uses the values in the
10031 cl_optimization structure instead of global variables.
10033 * optc-gen.awk: Add support for TargetSave to allow a back end to
10034 declare new fields that need to be saved when using function
10035 specific options. Include flags.h and target.h in the options.c
10036 source. Add support for Save to indicate which options can be set
10037 for individual functions. Generate cl_optimize_save,
10038 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10039 cl_target_option_restore, cl_target_option_print functions to
10040 allow functions to use different optimization or target options.
10042 * opt-functions.awk (var_type_struct): Return the type used for
10043 storing the field in a structure.
10045 * opth-gen.awk: Add support for TargetSave to allow a back end to
10046 declare new fields that need to be saved when using function
10047 specific options. Add support for Save to indicate which options
10048 can be set for individual functions. Only generate one extern for
10049 Mask fields. Generate cl_optimization and cl_target_option
10050 structures to remember optimization and target options.
10052 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10053 collecting new tree nodes.
10054 (TS_TARGET_OPTION): Ditto.
10056 * c-decl.c (merge_decls): Merge function specific target and
10057 optimization options.
10059 * function.c (invoke_set_current_function_hook): If the function
10060 uses different optimization options, change the global variables
10063 * coretypes.h (struct cl_optimization): Add forward reference.
10064 (struct cl_target_option): Ditto.
10066 * c-pragma.c (option_stack): New static vector to remember the
10067 current #pragma GCC option stack.
10068 (handle_pragma_option): New function to support #pragma GCC option
10069 to change target options.
10070 (optimize_stack): New static vector to remember the current
10071 #pragma GCC optimize stack.
10072 (handle_pragma_optimize): New function to support #pragma GCC
10073 optimize to change optimization options.
10074 (init_pragma): Add support for #pragma GCC optimize and #pragma
10077 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10078 optimization options.
10079 (TARGET_OPTION_NODE): New tree code for remembering certain target
10082 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10083 TARGET_OPTION_NODE trees.
10085 * common.opt (-O): Add Optimization flag.
10087 (-fmath-errno): Ditto.
10088 (-falign-functions): Add UInteger flag to make sure flag gets full
10089 int in cl_optimization structure.
10090 (-falign-jumps): Ditto.
10091 (-falign-labels): Ditto.
10092 (-falign-loops): Ditto.
10093 (-fsched-stalled-insns): Ditto.
10094 (-fsched-stalled-insns-dep): Ditto.
10096 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10098 (TARGET_OPTION_SAVE): Ditto.
10099 (TARGET_OPTION_RESTORE): Ditto.
10100 (TARGET_OPTION_PRINT): Ditto.
10101 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10102 (TARGET_CAN_INLINE_P): Ditto.
10103 (TARGET_INITIALIZER): Add new hooks.
10105 * tree-inline.c (tree_can_inline_p): New function to determine
10106 whether one function can inline another. Check if the functions
10107 use compatible optimization options, and also call the backend
10110 * tree-inline.h (tree_can_inline_p): Add declaration.
10112 * c-common.c (c_common_attribute): Add support for option and
10113 optimize attributes.
10114 (handle_option_attribute): Add support for the option attribute to
10115 allow the user to specify different target options for compiling a
10117 (handle_optimize_attribute): Add support for the optimize
10118 attribute to allow the user to specify different optimization
10119 options for compiling a specific function.
10120 (handle_hot_attribute): Turn on -O3 optimization for this one
10121 function if it isn't the default optimization level.
10122 (handle_cold_attribute): Turn on -Os optimization for this one
10123 function if it insn't the default optimization.
10124 (const_char_p): New const char * typedef.
10125 (optimize_args): New static vector to remember the optimization
10127 (parse_optimize_options): New function to set up the optimization
10128 arguments from either the optimize attribute or #pragma GCC optimize.
10130 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10131 (builtin_define_std): Ditto.
10133 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10134 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10135 (x86_64-*-*): Ditto.
10137 * Makefile.in (TREE_H): Add options.h.
10138 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10140 * doc/extend.texi (option attribute): Document new attribute.
10141 (optimize attribute): Ditto.
10142 (hot attribute): Document hot attribute sets -O3.
10143 (cold attribute): Document cold attribute sets -Os.
10144 (#pragma GCC option): Document new pragma.
10145 (#pragma GCC optimize): Ditto.
10147 * doc/options.texi (TargetSave): Document TargetSave syntax.
10148 (UInteger): Document UInteger must be used for certain flags.
10149 (Save): Document Save option to create target specific options
10150 that can be saved/restored on a function specific context.
10152 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10153 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10155 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10156 (TARGET_OPTION_SAVE): Ditto.
10157 (TARGET_OPTION_RESTORE): Ditto.
10158 (TARGET_OPTION_PRINT): Ditto.
10159 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10160 (TARGET_CAN_INLINE_P): Ditto.
10162 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10164 (-mfpmath=both): Ditto.
10166 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10167 Karthik Kumar <karthikkumar@gmail.com>
10169 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10170 (TARGET_POPCNT): Ditto.
10171 (TARGET_SAHF): Ditto.
10172 (TARGET_AES): Ditto.
10173 (TARGET_PCLMUL): Ditto.
10174 (TARGET_CMPXCHG16B): Ditto.
10175 (TARGET_RECIP): Move switch into target_flags.
10176 (TARGET_FUSED_MADD): Ditto.
10177 (ix86_arch_features): Make an unsigned char type.
10178 (ix86_tune_features): Ditto.
10179 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10180 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10181 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10183 * config/i386/i386.opt (arch): New TargetSave field to define
10184 fields that need to be saved for function specific option support.
10187 (branch_cost): Ditto.
10188 (ix86_isa_flags_explicit): Ditto.
10189 (tune_defaulted): Ditto.
10190 (arch_specified): Ditto.
10191 (-m128-long-double): Add Save flag to save option for target
10192 specific option support.
10194 (-maccumulate-outgoing-args): Ditto.
10195 (-malign-double): Ditto.
10196 (-malign-stringops): Ditto.
10197 (-mfancy-math-387): Ditto.
10198 (-mhard-float): Ditto.
10199 (-mieee-fp): Ditto.
10200 (-minline-all-stringops): Ditto.
10201 (-minline-stringops-dynamically): Ditto.
10202 (-mms-bitfields): Ditto.
10203 (-mno-align-stringops): Ditto.
10204 (-mno-fancy-math-387): Ditto.
10205 (-mno-push-args): Ditto.
10206 (-mno-red-zone): Ditto.
10207 (-mpush-args): Ditto.
10208 (-mred-zone): Ditto.
10210 (-msseregparm): Ditto.
10211 (-mstack-arg-probe): Ditto.
10223 (-mno-sse4): Ditto.
10226 (-mrecip): Move flag into target_flags.
10228 (-mno-fused-madd): Ditto.
10229 (-mfused-madd): Ditto.
10230 (-mabm): Move flag into ix86_isa_flags.
10237 * config/i386/i386-c.c: New file for #pragma support.
10238 (ix86_target_macros_internal): New function to #define or #undef
10239 target macros based when the user uses the #pragma GCC option to
10240 change target options.
10241 (ix86_pragma_option_parse): New function to add #pragma GCC option
10243 (ix86_target_macros): Move defining the target macros here from
10244 TARGET_CPU_CPP_BUILTINS in i386.h.
10245 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10246 defined, initialize any subtarget #pragmas.
10248 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10249 REGISTER_TARGET_PRAGMAS.
10251 * config/i386/t-i386: New file for x86 dependencies.
10252 (i386.o): Make dependencies mirror the include files used.
10253 (i386-c.o): New file, add dependencies.
10255 * config/i386/i386-protos.h (override_options): Add bool argument.
10256 (ix86_valid_option_attribute_tree): Add declaration.
10257 (ix86_target_macros): Ditto.
10258 (ix86_register_macros): Ditto.
10260 * config/i386/i386.c (ix86_tune_features): Move initialization of
10261 the target masks to initial_ix86_tune_features to allow functions
10262 to have different target options. Make type unsigned char,
10263 instead of unsigned int.
10264 (initial_ix86_tune_features): New static vector to hold processor
10265 masks for the tune variables.
10266 (ix86_arch_features): Move initialization of the target masks to
10267 initial_ix86_arch_features to allow functions to have different
10268 target options. Make type unsigned char, instead of unsigned int.
10269 (initial_ix86_arch_features): New static vector to hold processor
10270 masks for the arch variables.
10271 (enum ix86_function_specific_strings): New enum to describe the
10272 string options used for attribute((option(...))).
10273 (ix86_target_string): New function to return a string that
10274 describes the target options.
10275 (ix86_debug_options): New function to print the current options in
10277 (ix86_function_specific_save): New function hook to save the
10278 function specific global variables in the cl_target_option structure.
10279 (ix86_function_specific_restore): New function hook to restore the
10280 function specific variables from the cl_target_option structure to
10281 the global variables.
10282 (ix86_function_specific_print): New function hook to print the
10283 target specific options in the cl_target_option structure.
10284 (ix86_valid_option_attribute_p): New function hook to validate
10285 attribute((option(...))) arguments.
10286 (ix86_valid_option_attribute_tree): New function that is common
10287 code between attribute((option(...))) and #pragma GCC option
10288 support that parses the options and returns a tree holding the options.
10289 (ix86_valid_option_attribute_inner_p): New helper function for
10290 ix86_valid_option_attribute_tree.
10291 (ix86_can_inline_p): New function hook to decide if one function
10292 can inline another on a target specific basis.
10293 (ix86_set_current_function); New function hook to switch target
10294 options if the user used attribute((option(...))) or #pragma GCC
10296 (ix86_tune_defaulted): Move to static file scope from
10298 (ix86_arch_specified): Ditto.
10299 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10301 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10302 (OPTION_MASK_ISA_ABM_SET): Ditto.
10303 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10304 (OPTION_MASK_ISA_CX16_SET): Ditto.
10305 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10306 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10307 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10308 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10309 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10310 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10311 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10312 (struct ptt): Move to static file scope from override_options.
10313 (processor_target_table): Ditto.
10314 (cpu_names): Ditto.
10315 (ix86_handle_option): Add support for options that are now isa options.
10316 (override_options): Add support for declaring functions that
10317 support different target options than were specified on the
10318 command line. Move struct ptt, processor_target_table, cpu_names,
10319 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10320 Add bool argument. Fix up error messages so the appropriate error
10321 is given for either command line or attribute.
10322 (ix86_previous_fndecl): New static to remember previous function
10323 declaration to see if we need to change target options.
10324 (ix86_builtins_isa): New array to record the ISA of each builtin
10326 (def_builtin): Always create the builtin function, even if the
10327 current ISA doesn't support it.
10328 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10329 tests for those builtins.
10330 (ix86_init_builtins): Remove TARGET_MMX test for calling
10331 ix86_init_mmx_sse_builtins.
10332 (ix86_expand_builtin): If the current ISA doesn't support a given
10333 builtin, signal an error.
10334 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10335 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10336 (TARGET_OPTION_SAVE): Ditto.
10337 (TARGET_OPTION_RESTORE): Ditto.
10338 (TARGET_OPTION_PRINT): Ditto.
10339 (TARGET_CAN_INLINE_P): Ditto.
10341 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10343 * c-typeck.c (build_external_ref): Don't call assemble_external.
10344 * final.c (output_operand): Call assemble_external.
10346 2008-07-21 DJ Delorie <dj@redhat.com>
10348 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10349 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10351 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10353 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10354 original insn and splitter contents into ...
10355 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10356 flag_unsafe_math_optimizations. Add dummy scratch register.
10357 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10358 !flag_unsafe_math_optimizations. Returns number with next
10359 highest magnitude if this is still less or equal to the true
10360 quotient in magnitude.
10362 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10364 * Makefile.in: Replace toplev.h with TOPLEV_H.
10365 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10366 * c-lex.c (fe_file_change): Don't set in_system_header.
10367 * c-parser.c (c_token): Remove in_system_header.
10368 (c_lex_one_token): Don't set in_system_header.
10369 (c_parser_set_source_position_from_token): Don't set in_system_header.
10370 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10373 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10374 * flags.h (in_system_header): Remove.
10375 * function.c (saved_in_system_header): Remove.
10376 (push_cfun): Don't set in_system_header.
10377 (pop_cfun): Don't set in_system_header.
10378 (push_struct_function): Don't set in_system_header.
10379 * input.h (expanded_location): Add sysp.
10380 (in_system_header_at): New.
10381 (in_system_header): New.
10382 * toplev.c (in_system_header): Remove.
10383 * toplev.h: Include input.h
10385 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10386 * tree-ssa.c (warn_uninit): Call warning_at.
10387 (warn_uninitialized_var): Update calls to warn_uninit.
10388 (warn_uninitialized_phi): Update calls to warn_uninit.
10389 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10390 (expand_location): Initialize xloc.sysp.
10391 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10392 (tree_decl_with_vis): Remove in_system_header_flag.
10394 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10397 * recog.c (asm_operand_ok): Change the order of the extra
10398 memory constraint checks.
10400 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10403 * tree-switch-conversion.c (build_one_array): Call
10404 varpool_mark_needed_node and varpool_finalize_decl
10405 instead of assemble_variable.
10407 2008-07-19 Jan Hubicka <jh@suse.cz>
10409 * cgraph.c (cgraph_add_new_function): Do early local passes.
10410 * tree-nrv.c (gate_pass_return_slot): New gate.
10411 (pass_nrv): Add the gate.
10412 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10414 (coalesce_ssa_name): Coalesce SSA names.
10415 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10416 not optimizing so unused user vars remains visible.
10417 * common.opt (flag_tree_ter): Always enable by default.
10418 * tree-ssa-ter.c: Include flags.h
10419 (is_replaceable_p): Check that locations match; when aliasing
10420 is missing be conservative about loads.
10421 * tree-optimize.c (gate_init_datastructures): Remove.
10422 (pass_init_datastructures): New.
10423 * passes.c: Reorder passes so we always go into SSA.
10425 2008-07-19 Jan Hubicka <jh@suse.cz>
10427 * doc/extend.texi (flatten attribute): Remove note about
10429 * doc/invoke.texi (--combine): Likewise.
10430 (-finline-functions-called-once): Update levels when enabled.
10431 (-funit-at-a-time): Document new behaviour.
10432 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10433 -fno-section-anchors when disabled explicitly.
10434 (inline params): They are not ignored now.
10435 (precompiled headers): Remove unit-at-a-time as being incompatible.
10436 * opts.c (decode_options): Handle unit-at-a-time as alias;
10437 imply -fno-section-anchors when toplevel reorder is disabled
10439 * common.opt (ftoplevel-reorder): Set default value to 2.
10440 (funit-at-a-time): Set default value to 1.
10441 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10444 2008-07-19 Jan Hubicka <jh@suse.cz>
10446 * builtins.c (expand_builtin_int_roundingfn,
10447 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10450 2008-07-19 Richard Guenther <rguenther@suse.de>
10453 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10454 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10455 * tree-ssa-pre.c (get_expr_value_id): For newly created
10456 constant value-ids make sure to add the expression to its
10459 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10461 PR middle-end/36877
10462 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10463 return value of the builtin is ignored.
10465 2008-07-19 Olivier Hainque <hainque@adacore.com>
10467 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10468 bits, a C conformant malloc implementation has to provide.
10469 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10471 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10475 * reload.c (find_reloads_subreg_address): Only reload address if
10476 reloaded == 0, not for reloaded != 1.
10479 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10480 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10481 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10482 m32c_legitimize_reload_address.
10484 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10485 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10486 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10488 2008-07-19 Olivier Hainque <hainque@adacore.com>
10490 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10491 argument, saying whether nested array are to be collapsed
10492 into a single array type DIE with multiple subscripts.
10493 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10494 issues, centralize the nested array types collapsing control and
10495 disable the transformation for Ada.
10497 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10500 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10502 (x86_64_shift_adj_2): New expander.
10503 (x86_64_shift_adj_3): Ditto.
10504 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10505 to split TImode operands.
10506 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10507 (ix86_split_lshr): Ditto.
10509 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10511 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10512 and __CHAR32_TYPE__.
10513 * c-typeck.c (digest_init): Support char16_t and char32_t.
10514 (set_nonincremental_init_from_string): Idem.
10516 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10518 PR middle-end/36859
10519 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10520 PREFERRED_STACK_BOUNDARY.
10521 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10523 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10525 PR middle-end/36858
10526 * function.c (locate_and_pad_parm): Cap boundary earlier.
10528 2008-07-17 Julian Brown <julian@codesourcery.com>
10530 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10531 no-op for targets which don't use DLLs.
10533 2008-07-17 Martin Jambor <mjambor@suse.cz>
10535 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10536 that nodes are relevant by examining the node->analyzed flag.
10537 (ipcp_init_stage): Check which nodes are relevant, assert that the
10538 relevant ones are also required.
10539 (ipcp_propagate_stage): Check on the side arrays are properly
10541 (ipcp_print_all_jump_functions): Make sure not to touch any node
10542 that is not analyzed or an edge that does not have a corresponding
10543 entry in the on-the-side vectors.
10544 (ipcp_function_scale_print): Likewise.
10545 (ipcp_update_callgraph): Check that the node is relevant.
10546 (ipcp_insert_stage): Check that the node is relevant. Check there is
10547 an info for every node and edge.
10548 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10549 (ipa_print_all_tree_maps): Likewise and a new variable info.
10550 (ipa_print_all_params_modified): Likewise.
10551 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10553 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10556 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10558 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10560 PR rtl-optimization/36753
10561 * fwprop.c (use_killed_between): Don't shortcut
10562 single-definition global registers.
10564 2008-07-16 Jan Hubicka <jh@suse.cz>
10566 * cgraph.h (varpool_empty_needed_queue): Declare.
10567 * cgraphunit.c (output_in_order): Mark all variables as needed;
10569 * varpool.c (varpool_assemble_node): Update debug queue.
10570 (varpool_assemble_pending_decls): Don't do it here.
10571 (varpool_empty_needed_queue): New function.
10573 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10575 * recog.c (peephole2_optimize): Fix formatting.
10577 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10579 * c-pch.c (get_ident): Avoid C++ keywords.
10580 * combine-stack-adj.c (single_set_for_csa): Likewise.
10581 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10582 output_asm_insn): Likewise.
10583 * reload.c (push_secondary_reload, find_reusable_reload,
10584 push_reload, combine_reloads, find_reloads,
10585 debug_reload_to_stream): Likewise.
10586 * reload.h (struct reload): Likewise.
10587 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10588 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10589 emit_output_reload_insns): Likewise.
10590 * targhooks.c (default_secondary_reload): Likewise.
10591 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10593 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10595 * recog.c (validate_change_1, validate_change,
10596 validate_unshare_change, validate_replace_rtx_1, struct
10597 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10599 * reload.c (push_secondary_reload, secondary_reload_class,
10600 scratch_reload_class, find_valid_class, find_reusable_reload,
10601 push_reload, find_dummy_reload, find_reloads_address_1,
10602 find_reloads_address_part, find_equiv_reg): Likewise.
10603 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10604 choose_reload_regs): Likewise.
10605 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10607 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10608 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10609 * sched-rgn.c (concat_INSN_LIST): Likewise.
10610 * stor-layout.c (mode_for_size, mode_for_size_tree,
10611 smallest_mode_for_size): Likewise.
10613 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10615 * cfg.c (dump_reg_info): Avoid C++ keywords.
10616 * dwarf2asm.c (dw2_force_const_mem,
10617 dw2_asm_output_encoded_addr_rtx): Likewise.
10618 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10619 * expmed.c (expand_shift): Likewise.
10620 * global.c (find_reg): Likewise.
10621 * graph.c (draw_edge): Likewise.
10622 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10623 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10624 widen_clz, widen_bswap, expand_parity, expand_unop,
10625 emit_cmp_and_jump_insn_1): Likewise.
10626 * postreload.c (reload_cse_simplify_operands): Likewise.
10627 * ra.h (add_neighbor): Likewise.
10628 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10629 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10630 record_reg_classes, copy_cost, record_address_regs,
10631 invalid_mode_change_p): Likewise.
10632 * regrename.c (regrename_optimize, scan_rtx_reg,
10633 dump_def_use_chain, find_oldest_value_reg,
10634 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10636 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10638 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10639 MASK_POWERPC64 for power4 in previous commit.
10641 2008-07-16 Olivier Hainque <hainque@adacore.com>
10643 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10644 instead of bare conversion to cast const-ness away.
10646 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10648 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10649 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10650 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10651 (TARGET_FUNCTION_VALUE): Define.
10653 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10655 * config/rs6000/rs6000.c (processor_target_table): Add
10656 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10658 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10661 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10662 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10663 m32c_legitimize_reload_address.
10665 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10667 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10668 DECL_IN_SYSTEM_HEADER in sync.
10670 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10672 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10673 * tree-ssa-pre.c (pre_expr_eq): Ditto
10674 (get_constant_for_value_id): Take a type as an argument.
10675 (fully_constant_expression): Pass in type.
10676 (find_or_generate_expression): Short circuit constant case.
10677 (create_expression_by_pieces): Remove special casing of
10679 (do_regular_insertion): Short circuit constant case.
10680 (do_partial_partial_insertion): Ditto.
10682 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10685 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10687 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10689 * config/xtensa/libgcc-xtensa.ver: New file.
10690 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10692 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10694 * df-problems.c (df_set_note): Avoid C++ keywords.
10695 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10696 * dse.c (record_store, remove_useless_values): Likewise.
10697 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10698 gen_reg_rtx_offset, operand_subword, change_address_1,
10699 change_address, adjust_address_1, offset_address,
10700 widen_memory_access, emit_copy_of_insn_after): Likewise.
10701 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10702 * fwprop.c (should_replace_address, propagate_rtx_1,
10703 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10705 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10706 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10707 * lcm.c (compute_insert_delete, pre_edge_lcm,
10708 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10709 * lower-subreg.c (resolve_reg_notes): Likewise.
10710 * mode-switching.c (optimize_mode_switching): Likewise.
10712 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10714 * bt-load.c (add_btr_def, migrate_btr_def,
10715 branch_target_load_optimize): Avoid C++ keywords.
10716 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10718 * combine.c (subst, simplify_set, make_extraction,
10719 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10720 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10721 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10723 2008-07-15 Richard Guenther <rguenther@suse.de>
10725 PR middle-end/36369
10726 * c-common.c (strict_aliasing_warning): Do not warn for
10727 TYPE_REF_CAN_ALIAS_ALL pointers.
10728 (c_common_get_alias_set): may_alias types are not special.
10729 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10730 attribute and set can_ref_all accordingly.
10731 (build_reference_type_for_mode): Likewise.
10732 * doc/extend.texi (may_alias): Clarify.
10734 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10737 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10738 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10740 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10743 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10744 gcc_assert, instead call output_operand_lossage.
10746 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10748 * builtins.c (std_canonical_va_list): Treat structure based
10751 2008-07-15 Ben Elliston <bje@au.ibm.com>
10753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10755 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10757 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10760 2008-07-14 Jan Hubicka <jh@suse.cz>
10762 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10763 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10764 fix predicates and constraints.
10765 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10766 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10768 2008-07-14 Doug Kwan <dougkwan@google.com>
10770 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10771 additional option file arm/eabi.opt.
10772 * config/arm/eabi.h (File): New configuration file for EABI targets.
10773 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10774 SUBSUBTARGET_EXTRA_SPECS.
10775 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10776 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10777 from STARTFILE_SPEC so that it can be referenced in an override.
10778 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10779 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10780 can be referenced in an override.
10781 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10782 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10783 so that it can be referenced in an override.
10784 (LINK_SPEC): Use BPABI_LINK_SPEC.
10785 * config/arm/eabi.opt (File): New.
10787 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10789 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10790 (FIXED_VALUE_H): New variable.
10791 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10792 input.h, fixed-value.h.
10793 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10794 (BASIC_BLOCK_H): Use $(BITMAP_H).
10795 (FUNCTION_H): Add varray.h.
10796 (IPA_REFERENCE_H): Use $(BITMAP_H).
10797 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10798 (DF_H): Use $(BITMAP_H).
10799 (GGC_H): Add statistics.h.
10800 (INSN_ADDR_H): New.
10801 (INSN_ATTR_H): Use it.
10802 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10804 (SYMTAB_H): Add $(OBSTACK_H).
10805 (CPP_INTERNAL_H): New.
10806 (TREE_DUMP_H): Add tree-pass.h.
10807 (TREE_FLOW_H): Use $(BITMAP_H)
10808 (PRETTY_PRINT_H): Use $(INPUT_H).
10809 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10812 (many object files): Fix lots of header dependencies throughout.
10814 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10816 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10818 (s-gtyp-input): Use them to write tmp-gi.list.
10819 (echo_to_gi.list): Remove.
10821 2008-07-14 Richard Guenther <rguenther@suse.de>
10823 * tree-ssa-sccvn.c (pre_info): Remove.
10824 (switch_to_PRE_table): Likewise.
10825 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10826 (set_hashtable_value_ids): Do not create value-ids for the
10828 (run_scc_vn): Remove double test. Remove bogus special-case
10829 in value-number printing.
10830 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10831 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10833 * tree-flow-inline.h (get_value_handle): Remove.
10834 * tree-flow.h (get_value_handle): Remove.
10836 2008-07-14 Martin Jambor <mjambor@suse.cz>
10838 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10839 in which we generate arithmetics is not a subrange.
10841 2008-07-14 Martin Jambor <mjambor@suse.cz>
10843 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10845 2008-07-14 Richard Guenther <rguenther@suse.de>
10847 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10849 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10852 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10853 reload for symbol refs moved to r0 with -fPIC.
10854 (legitimize_pic_address): Use the target register as temporary
10856 (emit_symbolic_move): Adjust comment.
10857 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10860 2008-07-14 Ben Elliston <bje@au.ibm.com>
10862 * c-common.h (C_CPP_HASHNODE): New macro.
10863 * coretypes.h (struct cpp_token): Forward declare.
10864 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10865 the context-sensitive keyword method.
10866 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10867 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10868 expand_bool_pixel): New.
10869 (altivec_categorize_keyword): New function.
10870 (init_vector_keywords): New function.
10871 (rs6000_macro_to_expand): Likewise.
10872 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10873 compiling an ISO C dialect.
10875 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10877 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10878 (create_expression_by_pieces): Fix typo.
10879 (do_regular_insertion): Use debug counter here too.
10881 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10884 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10885 CONST_OK_FOR_LETTER_P. All port-local users changed.
10886 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10887 implement Kp matching power-of-two.
10888 (CONSTRAINT_LEN): Define to match.
10889 * config/cris/cris.md: Replace all use of constraint K with Kc.
10890 ("*btst*): Use Kp for operand 0 of last alternative.
10892 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10895 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10898 2008-07-13 Jan Hubicka <jh@suse.cz>
10900 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10903 2008-07-13 Richard Guenther <rguenther@suse.de>
10905 PR middle-end/36811
10906 * langhooks.c (lhd_print_error_function): Deal with recursive
10909 2008-07-12 Jan Hubicka <jh@suse.cz>
10911 * cgraph.c (assembler_name_hash): New static var.
10912 (hash_node_by_assembler_name, eq_assembler_name): New.
10913 (cgraph_node_for_asm): Use hashtable.
10914 (cgraph_remove_node): Maintain hashtable.
10915 (change_decl_assembler_name): Sanity check that names are not changing
10916 after aliasing was processed.
10917 * cgraph.h (varpoon_node): Add next GGC marker.
10918 * tree.c (decl_assembler_name_equal): Constify.
10919 (decl_assembler_name_hash): New.
10920 * tree.h (decl_assembler_name_equal): Constify.
10921 (decl_assembler_name_hash): Update.
10923 2008-07-12 David Daney <ddaney@avtrex.com>
10925 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10926 sb1 and r5000 cpus.
10928 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10930 * doc/md.texi: Document the MIPS "v" constraint.
10931 * config/mips/mips.h (reg_class): Revert last change.
10932 (REG_CLASS_NAMES): Likewise.
10933 (REG_CLASS_CONTENTS): Likewise.
10934 * config/mips/mips.c (mips_regno_to_class): Likewise.
10935 * config/mips/constraints.md (v): Likewise, but add documentation.
10936 Add a comment to say that this constraint should not be used in
10939 2008-07-11 DJ Delorie <dj@redhat.com>
10941 * config/h8300/h8300.md (length): Fix branch offset limit.
10943 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10945 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10946 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10947 (avr_hard_regno_scratch_ok): New function.
10948 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10949 * config/avr/avr.md (all peepholes that request a scratch register):
10950 Remove avr_peep2_scratch_safe use.
10952 2008-07-11 Tom Tromey <tromey@redhat.com>
10953 Ian Lance Taylor <iant@google.com>
10955 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10956 (struct c_common_resword): Define.
10957 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10958 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10959 (c_common_reswords, num_c_common_reswords): Declare.
10960 * c-common.c (c_common_reswords): New global const array.
10961 (num_c_common_reswords): New const int.
10962 * c-parser.c (struct resword, reswords): Don't define.
10963 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10964 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10965 than reswords. If warning about C++ keywords, give them a special
10967 (c_lex_one_token): Warn about C++ keywords. Call
10968 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10969 (c_parser_external_declaration): Look for RID_xxx rather than
10970 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10971 (c_parser_statement_after_labels): Likewise.
10972 (c_parser_objc_class_instance_variables): Likewise.
10973 (c_parser_objc_class_declaration): Likewise.
10974 (c_parser_objc_try_catch_statement): Likewise.
10975 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10976 (declspecs_add_type): Likewise.
10978 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10980 * ggc-page.c (alloc_page):
10981 Substituting xmalloc, xcalloc with
10982 XNEWVEC and XCNEWVAR macros which add the
10985 2008-07-11 Richard Guenther <rguenther@suse.de>
10987 PR tree-optimization/36765
10988 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10989 aliases from HEAP vars to SMTs.
10991 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10993 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10994 * configure.ac (loose_warn): Move -Wc++-compat from here...
10995 (strict_warn): ...to here.
10996 * configure: Regenerate.
10998 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11000 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11001 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11002 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11003 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11004 excluding more specific h8300-*-* and sh-*-* targets.
11006 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11008 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11009 (eliminate): Ditto.
11010 (execute_pre): Call loop_optimizer_finalize in early exit.
11012 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11014 PR middle-end/36790
11015 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11016 uids in the bitmap, not just VAR_DECL uids.
11018 PR rtl-optimization/36419
11019 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11020 (combine_stack_adjustments_for_block): Call it if needed. Delete
11022 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11023 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11024 prologue sp adjustment.
11026 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11029 * opts.c (print_ignored_options): Report postponed diagnostics for
11030 unknown -Wno-* options as warnings, not errors.
11031 (postpone_unknown_option_error): Renamed to...
11032 (postpone_unknown_option_warning): ... this.
11034 2008-07-09 Doug Kwan <dougkwan@google.com>
11037 2008-07-08 Doug Kwan <dougkwan@google.com>
11039 * config/arm/arm.opt (mandroid): New option.
11040 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11041 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11043 (CC1PLUS_SPEC): Same.
11045 (STARTFILE_SPEC): Same.
11046 (ENDFILE_SPEC): Same.
11047 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11050 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11053 * config/mips/mips.h (reg_class): Remove V1_REG.
11054 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11055 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11056 instead of V1_REGS.
11057 (mips_get_tp): New function.
11058 (mips_legitimize_tls_address): Use it.
11059 * config/mips/constraints.md (v): Delete.
11060 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11061 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11062 After reload, split into a move and ...
11063 (*tls_get_tp_<mode>_split): ...this new instruction.
11065 2008-07-09 David Daney <ddaney@avtrex.com>
11067 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11069 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11071 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11072 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11074 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11075 htab_delete should be called. Don't free c.
11076 (lookup_tmp_var): Create temp_htab lazily.
11077 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11078 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11080 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11081 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11082 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11083 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11084 * tree-sra.c (generate_element_init): Likewise.
11085 * tree-mudflap.c (execute_mudflap_function_ops,
11086 execute_mudflap_function_decls): Likewise.
11087 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11088 * tree-gimple.h (struct gimplify_ctx): New type.
11089 (push_gimplify_context): Adjust prototype.
11091 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11093 * tree-ssa-pre.c (phi_translate_1): Update placement of
11094 add_to_value calls.
11096 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11098 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11099 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11100 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11101 * targhooks.c (default_hard_regno_scratch_ok): New function.
11102 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11103 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11104 * recog.c: Include "target.h".
11105 (peep2_find_free_register): Add check for global regs. Add target
11107 * Makefile.in (recog.o): Depend on target.h.
11109 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11111 * config/sh/sh.c (sh_canonical_va_list_type): New.
11112 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11114 2008-07-09 Raksit Ashok <raksit@google.com>
11116 * doc/invoke.texi (Option Summary): Mention new option
11117 -Wdisallowed-function-list=...
11118 (Warning Options): Document -Wdisallowed-function-list=...
11119 * common.opt (Wdisallowed-function-list=): New flag.
11120 * flags.h (warn_disallowed_functions): External definition of new
11121 boolean warning flag.
11122 (warn_if_disallowed_function_p): Declare new function.
11123 * opts.c (warning_disallowed_functions): New static variable.
11124 (warn_disallowed_functions): New boolean warning flag.
11125 (warn_if_disallowed_function_p): New function.
11126 (add_comma_separated_to_vector): Rename
11127 add_instrument_functions_exclude_list to this.
11128 (common_handle_option): Handle new option. Rename calls to
11129 add_instrument_functions_exclude_list into calls to
11130 add_comma_separated_to_vector.
11131 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11132 based on flag warn_disallowed_functions.
11134 2008-07-09 Christian Bruel <christian.bruel@st.com>
11136 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11137 instead of get_attr_length.
11139 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11141 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11143 * genemit.c (gen_insn): Likewise.
11144 * gengtype.c (note_def_vec): Likewise.
11145 * gengtype.h (note_def_vec): Likewise.
11146 * genoutput.c (struct data, output_insn_data, process_template,
11147 gen_expand, gen_split, note_constraint): Likewise.
11148 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11149 make_insn_sequence): Likewise.
11150 * gensupport.c (record_insn_name): Likewise.
11152 2008-07-08 Doug Kwan <dougkwan@google.com>
11154 * config/arm/arm.opt (mandroid): New option.
11155 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11156 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11158 (CC1PLUS_SPEC): Same.
11160 (STARTFILE_SPEC): Same.
11161 (ENDFILE_SPEC): Same.
11162 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11165 2008-07-08 Raksit Ashok <raksit@google.com>
11167 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11168 (set_storage_via_setmem): Fix expected_align parameter.
11169 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11170 missing from the list.
11171 * doc/md.texi (movmem): Explicitly state that expected alignment is
11172 to be expressed in bytes.
11173 (setmem): Explicitly state that expected alignment is to be expressed
11176 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11178 * reload.c (find_reloads_subreg_address): Do not require validity
11179 of address in original mode before reloading address.
11181 2008-07-07 Tianwei Sheng <tianweis@google.com>
11183 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11184 bounds array access.
11186 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11188 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11190 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11192 Fix PR tree-optimization/23455
11193 Fix PR tree-optimization/35286
11194 Fix PR tree-optimization/35287
11195 * Makefile.in (OBJS-common): Remove tree-vn.o.
11196 (tree-vn.o): Remove.
11197 * dbgcnt.def: Add treepre_insert debug counter.
11198 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11199 (debug_value_expressions): Ditto.
11200 (print_value_expressions): Ditto.
11201 * tree-pretty-print.c (dump_generic_node): Updated for
11202 VALUE_HANDLE removal.
11203 * tree-ssa-dom.c (record_equality): Ditto.
11204 (cprop_operand): Ditto.
11205 (lookup_avail_expr): Ditto.
11206 * tree-ssa-threadedge.c
11207 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11208 (simplify_control_stmt_condition): Ditto.
11209 * tree.c (tree_code_size): Ditto.
11210 (tree_node_structure): Ditto.
11211 (iterative_hash_expr): Ditto.
11213 * tree.h (VALUE_HANDLE_ID): Ditto.
11214 (VALUE_HANDLE_EXPR_SET): Ditto.
11215 (struct tree_value_handle): Ditto.
11216 (union tree_node): Ditto.
11217 * treestruct.def: Ditto.
11218 * tree-vn.c: Removed.
11219 * tree-ssa-pre.c: Rewritten entirely.
11220 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11221 (constant_value_ids): Ditto.
11222 (vn_nary_op_t): Moved to header.
11224 (vn_reference_op_t): Ditto
11225 (vn_reference_t): Ditto.
11226 (next_value_id): New variable.
11227 (VN_INFO): Add an assert.
11228 (vn_constant_eq): New function.
11229 (vn_constant_hash): Ditto.
11230 (get_or_alloc_constant_value_id): Ditto.
11231 (value_id_constant_p): Ditto.
11232 (vn_reference_compute_hash): De-staticify.
11233 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11234 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11235 (valueize_refs): Update opcode if it changes from ssa name to constant.
11236 (vn_reference_lookup_1): Add new argument.
11237 (vn_reference_lookup): Ditto.
11238 (vn_reference_lookup_pieces): New function.
11239 (vn_reference_insert): Add return type. Modify to deal with value ids.
11240 (vn_reference_insert_pieces): New function.
11241 (vn_nary_op_compute_hash): De-staticify.
11242 (vn_nary_op_eq): Ditto.
11243 (vn_nary_op_lookup_pieces): New function.
11244 (vn_nary_op_lookup): Add new argument.
11245 (vn_nary_op_insert_pieces): New function.
11246 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11247 (vn_phi_insert): Ditto.
11248 (visit_unary_op): Update for callee changes.
11249 (visit_binary_op): Ditto.
11250 (visit_reference_op_load): Ditto.
11251 (visit_reference_op_store): Ditto.
11252 (init_scc_vn): Init next_value_id, constant_to_value_id and
11253 constant_value_ids.
11254 (free_scc_vn): Free them.
11255 (set_hashtable_value_ids): New function.
11256 (run_scc_vn): Use it.
11257 (get_max_value_id): New function.
11258 (get_next_value_id): Ditto.
11259 (expressions_equal_p): Moved from tree-vn.c
11260 (sort_vuses): Ditto.
11261 (sort_vuses_heap): Ditto.
11262 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11264 * tree.c (iterative_hash_hashval_t): Made non-static
11265 * tree.h (iterative_hash_hashval_t): Declare it.
11267 2008-07-08 Martin Jambor <mjambor@suse.cz>
11269 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11270 instead of ipa_create_node_params.
11271 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11272 ipa_check_create_edge_args, free them with
11273 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11275 * ipa-prop.c: Include flags.h and tree-inline.h.
11276 (ipa_node_params_vector): New variable.
11277 (ipa_edge_args_vector): New variable.
11278 (edge_removal_hook_holder): New variable.
11279 (node_removal_hook_holder): New variable.
11280 (edge_duplication_hook_holder): New variable.
11281 (node_duplication_hook_holder): New variable.
11282 (ipa_detect_param_modifications): Check for presence of modified flags.
11283 (ipa_compute_jump_functions): Check for presence of jump functions.
11284 (ipa_free_edge_args_substructures): New function.
11285 (ipa_create_node_params): Removed.
11286 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11287 (ipa_free_node_params_substructures): New function.
11288 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11290 (ipa_edge_removal_hook): New function.
11291 (ipa_node_removal_hook): New function.
11292 (duplicate_array): New function.
11293 (ipa_edge_duplication_hook): New function.
11294 (ipa_node_duplication_hook): New function.
11295 (ipa_register_cgraph_hooks): New function.
11296 (ipa_unregister_cgraph_hooks): New function.
11297 (free_all_ipa_structures_after_ipa_cp): New function.
11299 * ipa-prop.h: Include vec.h.
11300 (ipa_node_params_t): New typedef with vector types for it.
11301 (ipa_edge_args_t): New typedef with vector types for it.
11302 (IPA_NODE_REF): Changed to access an on-the-side vector.
11303 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11304 (ipa_check_create_node_params): New function.
11305 (ipa_check_create_edge_args): New function.
11307 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11310 2008-07-07 Tom Tromey <tromey@redhat.com>
11312 * configure, config.in: Rebuilt.
11313 * configure.ac: Don't check for scandir or alphasort.
11315 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11317 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11318 types immediately after creating them.
11320 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11322 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11324 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11326 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11327 dump_constraint_graph.
11328 (dump_constraint_edge): New function.
11329 (dump_constraint_graph): New function.
11330 (debug_constraint_graph): New function.
11331 (dump_constraint): Removed useless comparison.
11332 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11333 (dump_constraint_graph): Declare.
11334 (debug_constraint_graph): Declare.
11335 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11337 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11339 * config/i386/i386.c (is_va_list_char_pointer): New.
11340 (ix86_va_start): Replace compare with ms_va_list_type_node
11341 by is_va_list_char_pointer.
11342 (ix86_gimplify_va_arg): Likewise.
11344 2008-07-07 Martin Jambor <mjambor@suse.cz>
11346 * cgraph.c (cgraph_edge_max_uid): New variable.
11347 (struct cgraph_edge_hook_list): New type.
11348 (struct cgraph_node_hook_list): New type.
11349 (struct cgraph_2edge_hook_list): New type.
11350 (struct cgraph_2node_hook_list): New type.
11351 (first_cgraph_edge_removal_hook): New variable.
11352 (first_cgraph_node_removal_hook): New variable.
11353 (first_cgraph_edge_duplicated_hook): New variable.
11354 (first_cgraph_node_duplicated_hook): New variable.
11355 (cgraph_add_edge_removal_hook): New function.
11356 (cgraph_remove_edge_removal_hook): New function.
11357 (cgraph_call_edge_removal_hooks): New function.
11358 (cgraph_add_node_removal_hook): New function.
11359 (cgraph_remove_node_removal_hook): New function.
11360 (cgraph_call_node_removal_hooks): New function.
11361 (cgraph_add_edge_duplication_hook): New function.
11362 (cgraph_remove_edge_duplication_hook): New function.
11363 (cgraph_call_edge_duplication_hooks): New function.
11364 (cgraph_add_node_duplication_hook): New function.
11365 (cgraph_remove_node_duplication_hook): New function.
11366 (cgraph_call_node_duplication_hooks): New function.
11367 (cgraph_create_edge): Assign to edge uid.
11368 (cgraph_remove_edge): Call edge removal hooks.
11369 (cgraph_node_remove_callees): Call edge removal hooks.
11370 (cgraph_node_remove_callers): Call edge removal hooks.
11371 (cgraph_remove_node): Call node removal hooks.
11372 (cgraph_clone_edge): Call edge duplication hooks.
11373 (cgraph_clone_node): Call node duplication hooks.
11375 * cgraph.h (cgraph_edge): New field uid.
11376 (cgraph_edge_hook): New type.
11377 (cgraph_node_hook): New type.
11378 (cgraph_2edge_hook): New type.
11379 (cgraph_2node_hook): New type.
11381 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11383 * config.in: Regenerate.
11385 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11387 * gcc.c (print_sysroot): New.
11388 (option_map, display_help, process_command): Handle the
11389 -print-sysroot option.
11390 (main): Print the sysroot if requested.
11391 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11393 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11396 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11398 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11400 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11401 (assign_parm_setup_block_p): Also check mode of entry_parm.
11403 2008-07-07 Richard Guenther <rguenther@suse.de>
11405 * tree-ssa-structalias.h (set_used_smts): Remove.
11406 * tree-ssa-structalias.c (used_smts): Likewise.
11407 (set_used_smts): Likewise.
11408 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11409 call to set_used_smts.
11411 2008-07-07 Richard Guenther <rguenther@suse.de>
11413 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11414 (new_var_info): Set it to false.
11415 (solution_set_add): Correctly handle pointers outside a var and
11417 (type_safe): Treat variables with is_full_var properly.
11418 (do_sd_constraint): Likewise.
11419 (do_ds_constraint): Likewise.
11420 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11421 (get_constraint_for_ptr_offset): New function.
11422 (get_constraint_for_component_ref): For addresses at least include
11423 the last field of the variable. Handle is_full_vars properly.
11424 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11425 (handle_ptr_arith): Remove.
11426 (find_func_aliases): Simplify assignment handling.
11427 (create_function_info_for): For parameter and result varinfos set
11429 (create_variable_info_for): Set is_full_var flag whenever we
11430 just created a single varinfo for a decl.
11431 (init_alias_vars): Initialize use_field_sensitive from
11432 max-fields-for-field-sensitive parameter.
11434 2008-07-07 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/36713
11437 * tree-flow-inline.h (is_call_used): New function.
11438 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11439 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11440 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11442 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11444 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11446 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11448 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11450 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11451 Nathan Sidwell <nathan@codesourcery.com>
11453 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11454 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11456 * config/m68k/t-linux: New.
11457 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11460 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11462 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11463 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11466 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11468 * gcc.c (execute): Fix -Wc++-compat warning.
11470 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11473 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11474 constant for little endian.
11476 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11478 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11479 mips_base_mips16 instead of TARGET_MIPS16.
11480 (mips_base_mips16): Declare.
11481 * config/mips/mips.c (mips_base_mips16): Make global.
11482 (was_mips16_p): Remove GTY marker.
11483 (was_mips16_pch_p): New variable.
11484 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11485 (mips_override_options): Force to non-MIPS16 mode initially.
11486 Do not complain about MIPS16 PIC incompatibilities here.
11487 Only allow -mgpopt if -mexplicit-relocs is in force for
11490 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11492 * configure.ac: Check for caddr_t, define to char * if not defined.
11493 * configure: Regenerate.
11494 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11495 (mmap_gt_pch_use_address): Likewise.
11496 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11498 2008-07-06 Richard Guenther <rguenther@suse.de>
11500 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11501 (new_var_info): Deal with it.
11502 (solution_set_add): Likewise.
11503 (bitpos_of_field): Make signed, fix.
11504 (struct fieldoff): Remove type and decl fields. Make size field
11505 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11507 (fieldoff_compare): Deal with it.
11508 (push_fields_onto_fieldstack): Remove has_union argument, glob
11509 adjacent non-pointer fields together.
11510 (create_function_info_for): Do not set has_union.
11511 (create_variable_info_for): Simplify.
11513 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11515 * config.gcc (extra_headers): Add cross-stdarg.h for target
11516 x86_64-*-* and i?86-*-*.
11517 * config/i386/cross-stdarg.h: New.
11518 * builtins.c (std_fn_abi_va_list): New.
11519 (std_canonical_va_list_type): New.
11520 (stabilize_va_list): Replace va_list_type_node use by
11521 mtarget.canonical_va_list_type.
11522 (gimplify_va_arg_expr): Likewise.
11523 (expand_builtin_va_copy): Replace va_list_type_node use by
11524 mtarget.fn_abi_va_list.
11525 * tree-sra.c (is_va_list_type): New helper.
11526 (decl_can_be_decomposed_p): Replace
11527 va_list_type_node use by is_va_list_type.
11528 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11529 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11530 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11531 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11532 (ix86_enum_va_list): New.
11533 * config/i386/i386.c (sysv_va_list_type_node): New.
11534 (ms_va_list_type_node): New.
11535 (ix86_function_type_abi): Remove sorry.
11536 (ix86_build_builtin_va_list_abi): New.
11537 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11538 for 64-bit targets.
11539 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11540 (ix86_init_builtins_va_builtins_abi): New.
11541 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11542 for 64-bit targets.
11543 (ix86_handle_abi_attribute): New.
11544 (attribute_spec): Add sysv_abi and ms_abi.
11545 (ix86_fn_abi_va_list): New.
11546 (ix86_canonical_va_list_type): New.
11547 (ix86_enum_va_list): New.
11548 (TARGET_FN_ABI_VA_LIST): New.
11549 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11550 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11551 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11552 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11553 (TARGET_ENUM_VA_LIST): New.
11554 * expr.h (std_fn_abi_va_list): New.
11555 (std_canonical_va_list_type): New.
11556 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11557 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11558 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11559 TARGET_CANONICAL_VA_LIST_TYPE.
11560 * target.h (struct gcc_target): Add fn_abi_va_list hook
11561 and canonical_va_list_type hook.
11563 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11565 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11566 integral and pointer types.
11568 2008-07-04 Roger Sayle <roger@eyesopen.com>
11570 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11571 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11573 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11576 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11578 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11580 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11581 build_gimple_modify_stmt.
11582 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11583 gimple operand. Use fold_build* instead of build*.
11585 2008-07-04 Richard Guenther <rguenther@suse.de>
11587 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11588 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11589 properly to compute the reachability set if we do field-sensitive PTA.
11590 * invoke.texi (max-fields-for-field-sensitive): Document default.
11591 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11592 100 for optimize >= 2.
11594 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11596 * ggc-zone.c (lookup_page_table_if_allocated,
11597 set_page_table_entry, zone_find_object_size, alloc_small_page,
11598 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11599 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11600 -Wc++-compat and/or -Wcast-qual warnings.
11602 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11605 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11606 pic_offset_table_rtx to be marked as used here.
11607 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11608 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11609 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11610 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11611 !TARGET_SECURE_PLT.
11613 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * alloc-pool.c (hash_descriptor, eq_descriptor,
11616 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11617 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11619 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11620 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11621 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11622 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11625 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11627 * tree-flow.h (loop_only_exit_p): Declare.
11628 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11629 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11630 the number of iterations if it is constant. Otherwise, if this is the
11631 only possible exit of the loop, use the conservative estimate on the
11632 number of iterations of the entire loop if available.
11634 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11636 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11637 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11638 Add synchronization functions.
11639 * config/sync.c: New file.
11640 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11641 (LIBGCC_SYNC_CFLAGS): Likewise.
11643 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11647 (*pushtf_sse): New insn pattern.
11648 (pushtf splitters): New splitters.
11650 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11652 PR middle-end/35736
11653 * predict.c (build_predict_expr): Use void_type_node for the tree
11654 type, instead of NULL_TREE.
11656 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11658 * config/i386/i386.c (contains_aligned_value_p): Return true
11660 (ix86_data_alignment): Align TCmode to 128bits.
11661 (ix86_local_alignment): Likewise.
11663 2008-07-03 Andrew Haley <aph@redhat.com>
11666 * vec.h (VEC_TA): New.
11667 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11668 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11669 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11670 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11671 (C_COMMON_FIXED_TYPES): Remove first arg.
11672 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11673 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11674 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11675 not to use empty macro arguments.
11677 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11679 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11680 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11681 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11682 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11683 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11684 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11685 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11686 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11687 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11688 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11689 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11690 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11691 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11692 config/rs6000/e500crtres64gpr.asm,
11693 config/rs6000/e500crtres64gprctr.asm,
11694 config/rs6000/e500crtrest32gpr.asm,
11695 config/rs6000/e500crtrest64gpr.asm,
11696 config/rs6000/e500crtresx32gpr.asm,
11697 config/rs6000/e500crtresx64gpr.asm,
11698 config/rs6000/e500crtsav32gpr.asm,
11699 config/rs6000/e500crtsav64gpr.asm,
11700 config/rs6000/e500crtsav64gprctr.asm,
11701 config/rs6000/e500crtsavg32gpr.asm,
11702 config/rs6000/e500crtsavg64gpr.asm,
11703 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11704 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11705 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11706 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11707 config/sparc/sol2-cn.asm: Remove .file directives.
11709 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11711 * resource.c (mark_referenced_resources): Look inside
11712 UNSPEC_VOLATILEs and ASM_INPUTs.
11714 2008-07-02 Ian Lance Taylor <iant@google.com>
11716 * rtlanal.c (add_reg_note): New function.
11717 * rtl.h (add_reg_note): Declare.
11718 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11719 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11720 * builtins.c (expand_builtin_longjmp): Likewise.
11721 (expand_builtin_nonlocal_goto): Likewise.
11722 * calls.c (emit_call_1, expand_call): Likewise.
11723 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11724 * cfglayout.c (fixup_reorder_chain): Likewise.
11725 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11726 (commit_one_edge_insertion): Likewise.
11727 * combine.c (move_deaths, distribute_notes): Likewise.
11728 * df-problems.c (df_set_note): Likewise.
11729 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11730 (set_unique_reg_note): Likewise.
11731 (emit_copy_of_insn_after): Likewise.
11732 * expr.c (expand_expr_real): Likewise.
11733 * gcse.c (add_label_notes): Likewise.
11734 * haifa-sched.c (create_check_block_twin): Likewise.
11735 * jump.c (mark_jump_label_1): Likewise.
11736 * loop-doloop.c (add_test, doloop_modify): Likewise.
11737 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11738 * lower-subreg.c (move_eh_region_note): Likewise.
11739 * optabs.c (emit_libcall_block): Likewise.
11740 * predict.c (predict_insn): Likewise.
11741 (combine_predictions_for_insn): Likewise.
11742 * recog.c (peephole2_optimize): Likewise.
11743 * regmove.c (try_auto_increment): Likewise.
11744 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11745 * reload.c (find_reloads): Likewise.
11746 * reload1.c (fixup_eh_region_note): Likewise.
11747 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11748 * reorg.c (delete_prior_computation): Likewise.
11749 (delete_computation, dbr_schedule): Likewise.
11750 * config/pa/pa.c (legitimize_pic_address): Likewise.
11751 * config/sh/sh.c (sh_reorg): Likewise.
11753 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11756 * config/libgcc-glibc.ver: Add %exclude.
11757 * config/m32r/libgcc-glibc.ver: Likwise.
11758 * config/s390/libgcc-glibc.ver: Likwise.
11759 * config/sh/libgcc-glibc.ver: Likwise.
11760 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11762 * config/i386/libgcc-glibc.ver: New.
11764 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11766 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11768 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11769 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11770 i[34567]86-*-linux*, x86_64-*-linux*. Add
11771 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11772 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11773 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11774 i[34567]86-*-linux*, x86_64-*-linux*.
11776 * libgcc-std.ver: Add empty GCC_4.4.0.
11778 * mkmap-symver.awk: Support multiple versions per symbol.
11780 * config/i386/i386.c (ix86_init_builtins): Always define
11781 __builtin_fabsq and __builtin_copysignq with fallbacks.
11782 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11783 and __builtin_copysignq if SSE2 isn't available.
11785 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11786 (LIBGCC2_TF_CEXT): Likwise.
11787 (TF_SIZE): Likwise.
11789 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11791 * config/i386/sfp-machine.h: Moved to libgcc.
11793 * config/i386/sfp-machine.h: New.
11794 * config/i386/t-linux: Likwise.
11796 * config/i386/t-darwin: Remove softfp_wrap_start and
11798 * config/i386/t-darwin64: Likewise.
11800 * config/i386/t-fprules-softfp64: Renamed to ...
11801 * config/i386/t-fprules-softfp: This.
11803 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11804 and softfp_wrap_end.
11806 2008-07-02 Jason Merrill <jason@redhat.com>
11808 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11810 * tree.c (ctor_to_list): New fn.
11811 * tree.h: Declare it.
11812 (CONSTRUCTOR_ELT): New macro.
11813 (CONSTRUCTOR_NELTS): New macro.
11815 2008-07-02 Richard Guenther <rguenther@suse.de>
11817 * tree-ssa-structalias.c (struct variable_info): Reorder
11818 to fill padding on 64bit hosts. Make collapsed_to an int.
11819 (get_varinfo_fc): Deal with that.
11820 (new_var_info): Likewise.
11821 (collapse_rest_of_var): Likewise.
11823 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11825 * doc/install.texi (--enable-java-home): Document.
11826 (--enable-aot-compile-rpm): Likewise.
11827 (--with-arch-directory): Likewise.
11828 (--with-os-directory): Likewise.
11829 (--with-origin-name): Likewise.
11830 (--with-arch-suffix): Likewise.
11831 (--with-jvm-root-dir): Likewise.
11832 (--with-jvm-jar-dir): Likewise.
11833 (--with-python-dir): Likewise.
11835 2008-07-02 Richard Guenther <rguenther@suse.de>
11837 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11838 from decls explicitly. Merge operand checking from tuples.
11840 2008-07-02 Martin Jambor <mjambor@suse.cz>
11842 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11844 2008-07-02 Martin Jambor <mjambor@suse.cz>
11846 * tree-switch-conversion.c: Included timevar.h
11847 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11849 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11851 2008-07-02 Martin Jambor <mjambor@suse.cz>
11853 * tree-switch-conversion.c: Corrected various comments and
11855 (build_constructors): Fixed minor formatting mistakes.
11857 * invoke.texi (Optimize Options): Corrected the
11858 switch-conversion-max-branch-ratio parameter.
11860 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11862 * final.c (asm_insn_count): Return zero for an empty asm body.
11864 2008-07-02 Richard Guenther <rguenther@suse.de>
11866 * bitmap.h (bitmap_set_bit): Return bool.
11867 (bitmap_clear_bit): Likewise.
11868 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11869 write to the bitmap if it would.
11870 (bitmap_clear_bit): Likewise.
11871 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11872 bitmap_set_bit return value.
11873 (add_pred_graph_edge): Likewise.
11874 (add_graph_edge): Likewise.
11875 (do_sd_constraint): Likewise.
11876 (do_ds_constraint): Likewise.
11878 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11880 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11881 Fix -Wc++-compat and/or -Wcast-qual warnings.
11882 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11883 gen_regparm_prefix): Likewise.
11884 * vmsdbgout.c (write_modbeg, lookup_filename,
11885 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11887 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11889 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11890 defaults.h definition apply.
11892 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11894 * function.c (assign_parm_remove_parallels): New.
11895 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11897 (assign_parm_setup_block): Do not handle them.
11898 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11899 assign_parm_remove_parallels.
11901 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11903 * c-typeck.c (convert_for_assignment): Use
11904 vector_targets_convertible_p.
11905 * c-common.c (vector_targets_convertible_p): New.
11906 * c-common.h (vector_targets_convertible_p): New prototype.
11907 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11908 opaque_p_V2SI_type_node.
11910 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11912 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11915 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11917 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11918 TFmode constants via two element DImode vector for hosts with
11919 HOST_BITS_PER_WIDE_INT < 64.
11920 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11921 also for HOST_BITS_PER_WIDE_INT < 64.
11923 2008-07-01 Richard Guenther <rguenther@suse.de>
11925 PR tree-optimization/36666
11926 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11927 (get_constraint_exp_from_ssa_var): Split into ...
11928 (get_constraint_exp_for_temp): ... this ...
11929 (get_constraint_for_ssa_var): ... and that.
11930 Return constraint expressions for all touched sub-fields
11931 if the results address is not taken.
11932 (process_constraint): Remove assertion that aggregate
11933 assignments do not happen at this place.
11934 (get_constraint_for_component_ref): Add address_p argument.
11935 Return constraint expressions for all touched sub-fields
11936 if the results address is not taken.
11937 (do_deref): Use get_constraint_exp_for_temp.
11938 (get_constraint_for_1): Rename from ...
11939 (get_constraint_for): ... this. Add the old function as wrapper.
11940 (do_structure_copy): Use get_constraint_for_1.
11942 2008-07-01 Martin Jambor <mjambor@suse.cz>
11944 * Makefile.in (tree-switch-conversion.o): Add.
11945 (OBJS-common): Add tree-swtch-conversion.o.
11946 * passes.c (init_optimization_passes): Add pass_convert_switch.
11947 * tree-pass.h: (pass_convert_switch): Add.
11948 * tree-switch-conversion.c: New file.
11949 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11950 * common.opt (ftree-cswtch): New option.
11951 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11952 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11953 * opts.c (decode_options): Set flag_tree_switch_conversion when
11954 optimization level is >= 2.
11955 * doc/invoke.texi (Optimize Options): Added description of
11956 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11958 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11960 * config/darwin-driver.c (darwin_default_min_version): Fix
11961 -Wc++-compat warnings.
11963 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11968 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11970 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11972 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11974 PR rtl-optimization/34744
11975 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11976 (df_scan_free_internal): Free data structures not
11977 allocated in storage pools.
11978 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11979 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11980 df_scan_free_mws_vec.
11981 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11984 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11986 * config/i386/i386.c (contains_aligned_value_p): Return true
11988 (ix86_function_arg_boundary): Return its natural boundary
11990 (return_in_memory_32): Don't check TDmode.
11991 (ix86_split_to_parts): Support splitting into 4 parts and
11992 support TFmode for 32bit target.
11993 (ix86_split_long_move): Support splitting into 4 parts.
11994 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11996 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11997 (ix86_init_builtins): Here.
11998 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11999 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12000 'q' and 'w', respectively.
12002 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12004 (movtf_internal): Likewise.
12005 (<code>tf2): Likewise.
12006 (*absnegtf2_sse): Likewise.
12007 (copysign<mode>3): Likewise.
12008 (copysign<mode>3_const): Likewise.
12009 (copysign<mode>3_var): Likewise.
12010 (define_split UNSPEC_COPYSIGN): Likewise.
12011 * config/i386/sse.md (*nandtf3): Likewise.
12012 (<code>tf3): Likewise.
12013 (*<code>tf3): Likewise.
12015 2008-06-30 Joey Ye <joey.ye@intel.com>
12016 H.J. Lu <hongjiu.lu@intel.com>
12018 * global.c (compute_regsets): Set frame_pointer_needed here.
12019 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12021 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12023 * doc/install.texi (specific): Expand Windows build notes.
12025 2008-06-30 Ira Rosen <irar@il.ibm.com>
12027 PR tree-optimization/36648
12028 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12029 number of prolog iterations by step. Fix the comment.
12031 2008-06-30 Richard Guenther <rguenther@suse.de>
12033 PR middle-end/36671
12034 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12035 handle calls from ECF_MALLOC functions.
12036 (handle_pure_call): ECF_MALLOC functions do not return
12038 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12040 2008-06-29 Andreas Schwab <schwab@suse.de>
12042 * config/m68k/m68k.c (print_operand): Always print a float
12044 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12045 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12048 * config/rs6000/x-linux64: Remove never used file.
12050 2008-06-29 Richard Guenther <rguenther@suse.de>
12052 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12054 (struct alias_info): Move ...
12055 * tree-ssa-alias.c: ... here.
12056 (update_alias_info): Declare.
12057 (compute_may_aliases): Call it.
12058 (update_alias_info): New function.
12059 * tree-ssa-structalias.c (update_alias_info): Move ...
12060 * tree-ssa-alias.c (update_alias_info_1): ... here.
12061 * tree-ssa-structalias.c (process_constraint_1): Remove
12062 unused from_call argument. Rename to ...
12063 (process_constraint): ... this. Delete old wrapper.
12064 (make_constraint_to): Adjust callers.
12065 (handle_const_call): Likewise.
12066 (handle_pure_call): Likewise.
12067 (init_base_vars): Likewise.
12068 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12069 (find_func_aliases): We don't need structure copies for
12071 (make_constraint_from_anything): Remove.
12072 (create_variable_info_for): For globals make constraints
12073 from escaped, not from anything.
12074 (compute_points_to_sets): Do not call update_alias_info.
12075 (ipa_pta_execute): Use make_constraint_from.
12077 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12079 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12080 (bitmap.o-warn, dominance.o-warn): New.
12081 * configure.ac (cxx_compat_warn): Delete.
12082 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12083 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12085 * configure: Regenerate.
12087 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12090 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12092 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12093 * df-scan.c (df_notes_rescan): Likewise.
12094 * ggc-page.c (set_page_table_entry): Likewise.
12095 * intl.c (gcc_gettext_width): Likewise.
12096 * varasm.c (get_unnamed_section, get_noswitch_section,
12097 get_section): Likewise.
12099 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12101 * regrename.c (build_def_use): Don't copy RTX.
12103 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12105 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12106 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12107 punctuation. Use @ref instead of @xref.
12108 (Function Names): Remove stray @display/@end display.
12109 (C++ Attributes): Use @ref instead of @xref.
12110 (Deprecated Features): Fix punctuation around @xref.
12111 (Backwards Compatibility): Likewise.
12112 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12114 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12116 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12117 constants for E500 double.
12119 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12121 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12122 element type of const_vector.
12124 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12126 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12127 Remove FLAGS_REG clobber from expander pattern.
12128 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12129 (anddi3, andsi3, andhi3, andqi3): Ditto.
12130 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12131 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12132 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12133 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12134 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12135 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12136 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12137 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12139 2008-06-28 Richard Guenther <rguenther@suse.de>
12141 * tree-ssa-structalias.c (callused_id, var_callused,
12142 callused_tree): Add.
12143 (handle_pure_call): New function.
12144 (find_func_aliases): Call it.
12145 (find_what_p_points_to): Handle the call-used set.
12146 (clobber_what_escaped): Likewise.
12147 (compute_call_used_vars): New function.
12148 (init_base_vars): Init the call-used variable.
12149 (do_sd_constraint): Do not propagate the solution from CALLUSED
12150 but use CALLUSED as a placeholder.
12151 (solve_graph): Likewise.
12152 * tree-flow-inline.h (gimple_call_used_vars): New function.
12153 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12154 (compute_call_used_vars): Declare.
12155 * tree-ssa-alias.c (set_initial_properties): Call
12156 compute_call_used_vars.
12157 (reset_alias_info): Clear call-used variables.
12158 (add_call_clobber_ops): Assert we are not called for const/pure
12159 functions. Remove handling of them.
12160 (add_call_read_ops): Handle pure functions by adding the
12161 call-used set of variables as VUSEs.
12162 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12163 (delete_tree_ssa): Free it.
12164 * tree-dfa.c (remove_referenced_var): Clear the var from the
12167 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12169 * tree.c (build_varargs_function_type_list): New.
12170 (build_function_type_list_1): New.
12171 (build_function_type_list): Use build_function_type_list_1.
12172 * tree.h (build_varargs_function_type_list): New.
12174 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12177 * config/spu/spu.c (spu_builtin_splats): Do not generate
12178 invalid CONST_VECTOR expressions.
12179 (spu_expand_vector_init): Likewise.
12181 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12183 * optabs.c (libfunc_decls): New variable.
12184 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12185 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12186 for the same function twice.
12188 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12190 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12191 ix86_expand_binary_operator directly.
12192 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12194 (*ashrti3_1): Ditto.
12195 (*lshrti3_1): Ditto.
12196 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12197 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12198 using only one splitter. Conditionaly execute splitter before or
12199 after peephole2 pass.
12200 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12201 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12202 Use only one alternative in asm template.
12203 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12205 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12206 "J" operand constraint for operand 2.
12207 (*ashldi3_cconly_rex64): Ditto.
12208 (*ashrdi3_cmp_rex64): Ditto.
12209 (*ashrdi3_cconly_rex64): Ditto.
12210 (*lshrdi3_cmp_rex64): Ditto.
12211 (*lshrdi3_cconly_rex64): Ditto.
12212 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12213 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12214 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12217 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12219 * gimplify.c (omp_is_private): Don't return true if decl is not
12220 already private on #pragma omp for or #pragma omp parallel for.
12223 * tree-cfg.c (struct move_stmt_d): Replace block field with
12224 orig_block and new_block fields.
12225 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12226 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12227 (move_block_to_fn): Replace vars_map and new_label_map arguments
12228 with struct move_stmt_d pointer.
12229 (replace_block_vars_by_duplicates): New function.
12230 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12231 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12232 all subblocks of ORIG_BLOCK to the new function. Call
12233 replace_block_vars_by_duplicates.
12234 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12235 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12236 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12237 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12238 (expand_omp): Temporarily set input_location to the location of
12239 region's controlling stmt.
12240 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12241 BIND_EXPR, push ctx->block_vars and gimplification vars into
12242 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12243 into dest function.
12244 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12245 there are any BLOCK_VARS.
12246 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12247 OMP_PARALLEL or OMP_TASK stmt.
12248 (lower_omp): Save and restore input_location around the lower_omp_1
12251 2008-06-27 Richard Guenther <rguenther@suse.de>
12253 PR tree-optimization/36400
12254 PR tree-optimization/36373
12255 PR tree-optimization/36344
12256 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12257 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12258 (update_alias_info): Remove call clobbering code.
12259 (make_constraint_to): New helper function.
12260 (make_escape_constraint): Likewise.
12261 (handle_rhs_call): Use it on all pointer containing arguments.
12262 Also mark the static chain escaped.
12263 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12264 instead of ANYTHING.
12265 (make_constraint_from): New helper split out from ...
12266 (make_constraint_from_anything): ... here.
12267 (find_func_aliases): Add constraints for escape sites.
12268 (intra_create_variable_infos): Make constraints from NONLOCAL
12270 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12272 (clobber_what_p_points_to): Remove.
12273 (clobber_what_escaped): New function.
12274 (init_base_vars): Init NONLOCAL and ESCAPED.
12275 (do_sd_constraint): Do not propagate the solution from ESCAPED
12276 but use ESCAPED as a placeholder.
12277 (solve_graph): Likewise.
12278 * tree-flow.h (clobber_what_p_points_to): Remove.
12279 (clobber_what_escaped): Declare.
12280 * tree-ssa-alias.c (set_initial_properties): Call it.
12281 Remove code clobbering escaped pointers.
12283 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12285 * function.c (allocate_struct_function): Only allocate a unique
12286 funcdef_no if the decl is nonzero.
12288 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12290 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12291 * config/mips/mips.c (mips_split_const_insns): New function.
12292 * config/mips/mips.md (move_type): New attribute.
12293 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12294 (dword_mode): New attribute.
12295 (type): Avoid long line. Map "move_type"s to "type"s,
12296 choosing "multi" for doubleword moves if appropriate.
12297 Swap MTC/MFC comments to match their declaration order.
12298 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12299 "type" is "branch" or "jal" is "direct".
12300 (length): Handle "extended_mips16" first. Make the default
12301 "0" for "ghost" instructions. Set the length from "move_type".
12302 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12303 of "type", with "sll0" for the register alternative. Remove the
12304 "extended_mips16" attribute.
12305 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12306 of "type", with "shift_shift" for the register alternative.
12307 Remove the "length" attribute.
12308 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12309 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12310 of "type", with "andi" for the register alternative.
12311 (*zero_extendqihi2): Likewise.
12312 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12313 of "andi" instead of a "type" of "arith".
12314 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12316 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12317 (mov_<store>r, *mov<mode>_ra): Likewise.
12318 (extendsidi2): Use "move_type" instead of "type", with "move"
12319 for the register alternative.
12320 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12321 of "type", with "signext" for the register alternative.
12322 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12323 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12324 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12325 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12326 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12327 (unnamed branch insn): Likewise.
12328 (*movdi_gp32_fp64): Fold into...
12329 (*movdi_32bit): ...here.
12330 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12331 (*movdf_hardfloat): ...this new pattern.
12332 (*movdf_softfloat): Remove redundant FPR alternatives.
12333 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12334 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12335 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12336 the "move" attribute.
12337 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12338 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12339 and "store" for COP loads and stores.
12340 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12341 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12342 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12343 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12344 (*movtf_mips16, *movv2sf): Likewise.
12345 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12346 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12347 (mfhc1<mode>): Use "move_type" instead of "move".
12348 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12349 (loadgp_blockage): Remove the "length" attribute.
12350 (blockage, set_got_version, update_got_version): Likewise.
12351 (call_internal): Remove the "extended_mips16" attribute.
12352 (call_value_internal, call_value_multiple_internal): Likewise.
12353 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12355 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12356 the "length" attribute.
12358 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12360 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12361 -Wcast-qual warnings.
12362 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12363 handle_pragma_pop_macro): Likewise.
12364 * collect2.c (resolve_lib_name): Likewise.
12365 * config/arc/arc.c (arc_init): Likewise.
12366 * config/arm/arm.c (neon_builtin_compare,
12367 locate_neon_builtin_icode): Likewise.
12368 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12369 * config/bfin/bfin.c (bfin_init_machine_status,
12370 bfin_optimize_loop): Likewise.
12371 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12372 * config/cris/cris.c (cris_init_expanders): Likewise.
12373 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12374 * config/darwin.c (machopic_indirection_eq,
12375 machopic_indirection_name, machopic_output_indirection): Likewise.
12376 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12377 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12378 frv_optimize_membar): Likewise.
12379 * config/i386/cygwin.h (mingw_scan,
12380 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12381 * config/i386/cygwin1.c (mingw_scan): Likewise.
12382 * config/i386/i386.c (machopic_output_stub): Likewise.
12383 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12384 i386_pe_unique_section): Likewise.
12385 * config/ia64/ia64.c (ia64_init_machine_status,
12386 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12388 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12389 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12390 * config/m68k/m68k.c (m68k_handle_option,
12391 m68k_sched_md_init_global): Likewise.
12392 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12393 mcore_unique_section): Likewise.
12394 * config/mips/mips.c (mips_block_move_straight,
12395 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12397 * config/mmix/mmix.c (mmix_init_machine_status,
12398 mmix_encode_section_info): Likewise.
12399 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12400 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12401 print_operand_address, output_toc, redefine_groups,
12402 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12403 * config/s390/s390.c (s390_init_machine_status): Likewise.
12404 * config/score/score.c (score_block_move_straight,
12405 score_block_move_loop_body): Likewise.
12406 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12407 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12408 * emit-rtl.c (find_auto_inc): Likewise.
12409 * gcc.c (translate_options, process_command): Likewise.
12410 * reorg.c (dbr_schedule): Likewise.
12411 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12412 * xcoffout.c (xcoffout_declare_function): Likewise.
12414 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12416 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12417 ipa-pta working again.
12419 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12421 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12424 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12426 * config.gcc (powerpc*-*-*): Add new core e500mc.
12427 * config/rs6000/e500mc.md: New file.
12428 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12430 (rs6000_override_options): Add e500mc case to
12431 processor_target_table. Altivec and Spe options not allowed
12432 with e500mc. Add isel instruction to e500mc by
12433 default. Initialize rs6000_cost for e500mc.
12434 (rs6000_issue_rate): Set issue rate for e500mc.
12435 * config/rs6000/rs6000.h (processor_type): Add
12436 PROCESSOR_PPCE500MC.
12437 (ASM_CPU_SPEC): Add e500mc.
12438 Set TARGET_ISEL to rs6000_isel.
12439 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12440 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12441 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12443 * doc/invoke.texi: Add e500mc to list of cpus.
12445 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12448 * c-lex.c (lex_charconst): Initialize unsignedp.
12450 2008-06-27 Olivier Hainque <hainque@adacore.com>
12452 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12453 documented assumptions.
12455 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12457 * dwarf2out.c: Remove trailing white spaces. Break long line
12460 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12462 * libfuncs.h (LTI_synchronize): New libfunc_index.
12463 (synchronize_libfunc): Declare.
12464 * builtins.c (expand_builtin_synchronize): Consider using
12465 synchronize_libfunc before falling back on an asm blockage.
12466 * config/mips/mips.c: Include libfuncs.h
12467 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12469 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12471 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12472 parameter. Copy stack_reg to r11 where appropriate.
12473 (no_global_regs_above): Add gpr parameter.
12474 (rs6000_stack_info): Only add padding for SPE save area if we
12475 are saving SPE GPRs and CR.
12476 (saveres_routine_syms): New variable.
12477 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12479 (rs6000_savres_routine_sym): New function.
12480 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12482 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12483 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12484 Tweak FPR out-of-line saving.
12485 (rs6000_make_savres_rtx): New function.
12486 (rs6000_use_multiple_p): New function.
12487 (rs6000_savres_strategy): New function.
12488 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12489 out-of-line if appropriate.
12490 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12491 if we are optimizing for size.
12492 (GP_SAVE_INLINE): Define.
12493 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12494 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12495 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12496 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12497 (*save_fpregs_<mode>): Add use of r11.
12498 (*restore_gpregs_<mode>): New insn.
12499 (*return_and_restore_gpregs_<mode>): New insn.
12500 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12502 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12503 (*restore_gpregs_spe): New insn.
12504 (*return_and_restore_gpregs_spe): New insn.
12505 * config/rs6000/predicates.md (save_world_operation): Fix check.
12507 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12509 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12510 this point, so assert that.
12512 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12514 * cfganal.c: Include vec.h and vecprim.h.
12515 (compute_idf): Import from...
12516 * tree-into-ssa (compute_idf): ...here.
12517 * basic-block.h (compute_idf): Export.
12519 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12521 * c-decl.c (merge_decls): Use !current_function_decl to check for
12522 extern declaration of C99 inline function being at file scope.
12524 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12526 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12528 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12530 * alias.c (record_alias_subset, init_alias_analysis): Fix
12531 -Wc++-compat and/or -Wcast-qual warnings.
12532 * attribs.c (lookup_attribute_spec): Likewise.
12533 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12534 copy_bb, connect_traces,
12535 find_rarely_executed_basic_blocks_and_cr): Likewise.
12536 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12537 note_btr_set, migrate_btr_defs): Likewise.
12538 * builtins.c (result_vector, expand_builtin_memcpy,
12539 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12540 builtin_memset_read_str, expand_builtin_printf,
12541 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12543 * caller-save.c (mark_set_regs): Likewise.
12544 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12545 * cgraph.c (cgraph_edge): Likewise.
12546 * combine.c (likely_spilled_retval_1): Likewise.
12547 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12548 htab_counts_entry_del, get_coverage_counts): Likewise.
12549 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12550 new_cselib_val): Likewise.
12551 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12552 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12554 * df-core.c (df_compact_blocks): Likewise.
12555 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12556 * df-scan.c (df_grow_reg_info, df_ref_create,
12557 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12558 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12559 df_record_entry_block_defs, df_record_exit_block_uses,
12560 df_bb_verify): Likewise.
12561 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12562 DF_REF_EXTRACT_MODE_CONST): New.
12563 * dominance.c (get_immediate_dominator, get_dominated_by,
12564 nearest_common_dominator, root_of_dom_tree,
12565 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12566 -Wc++-compat and/or -Wcast-qual warnings.
12567 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12568 record_store, replace_read, check_mem_read_rtx, scan_insn,
12569 dse_step1, dse_record_singleton_alias_set): Likewise.
12570 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12572 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12574 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12575 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12576 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12577 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12578 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12579 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12580 file_name_acquire, output_file_names, add_const_value_attribute,
12581 premark_used_types_helper, file_table_eq, file_table_hash,
12582 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12583 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12584 -Wcast-qual warnings.
12585 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12586 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12587 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12588 gen_reg_rtx, start_sequence, init_emit): Likewise.
12589 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12590 * except.c (init_eh_for_function, gen_eh_region,
12591 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12592 arh_to_landing_pad, arh_to_label, add_action_record,
12593 add_call_site, switch_to_exception_section): Likewise.
12594 * expmed.c (synth_mult): Likewise.
12595 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12596 store_expr): Likewise.
12597 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12599 * function.c (assign_stack_temp_for_type,
12600 allocate_struct_function, match_asm_constraints_1): Likewise.
12601 * gcov-io.c (gcov_allocate): Likewise.
12602 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12603 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12604 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12605 record_one_set, insert_expr_in_table, insert_set_in_table,
12606 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12607 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12608 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12609 -Wcast-qual warnings.
12611 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12613 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12614 -Wcast-qual warnings.
12615 * gcc.c (process_command): Likewise.
12616 * genattrtab.c (oballoc): Use XOBNEW.
12617 (oballocvec): Define.
12618 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12619 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12620 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12621 -Wc++-compat and/or -Wcast-qual warnings.
12622 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12623 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12624 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12625 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12626 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12627 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12628 add_excls, process_presence_absence_names,
12629 process_presence_absence_patterns, add_presence_absence,
12630 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12631 get_free_state, add_arc, get_free_automata_list_el,
12632 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12633 transform_3, cache_presence, create_ainsns, create_automata,
12634 create_state_ainsn_table, dfa_insn_code_enlarge,
12635 output_trans_func, output_min_issue_delay_func,
12636 output_dead_lock_func, output_reset_func,
12637 output_get_cpu_unit_code_func, output_dfa_start_func,
12638 expand_automata): Likewise.
12639 * genextract.c (gen_insn): Likewise.
12640 * gengtype-lex.l: Likewise.
12641 * gengtype.c (read_input_list, adjust_field_type,
12642 process_gc_options): Likewise.
12643 * genoutput.c (note_constraint): Likewise.
12644 * genpreds.c (mangle, add_constraint): Likewise.
12645 * genrecog.c (process_define_predicate, new_decision,
12646 add_to_sequence): Likewise.
12647 * gensupport.c (record_insn_name): Likewise.
12649 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12651 * config/i386/driver-i386.c (detect_caches_amd,
12652 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12653 and/or -Wcast-qual warnings.
12654 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12655 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12656 gt_pch_save): Likewise.
12657 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12658 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12659 * global.c (compute_regsets): Likewise.
12660 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12661 finish_graph_dump_file): Likewise.
12662 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12663 unlink_bb_notes): Likewise.
12664 * integrate.c (get_hard_reg_initial_val): Likewise.
12665 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12666 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12667 * local-alloc.c (update_equiv_regs): Likewise.
12668 * loop-invariant.c (check_invariant_table_size,
12669 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12671 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12672 altered_reg_used, mark_altered): Likewise.
12673 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12674 insert_var_expansion_initialization,
12675 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12676 release_var_copies): Likewise.
12677 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12678 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12679 analyze_accesses_for_phi_node, check_var_notmodified_p,
12680 check_allocation_function, find_sites_in_func,
12681 record_all_accesses_in_func, transform_access_sites,
12682 transform_allocation_sites): Likewise.
12683 * omp-low.c (new_omp_region, create_omp_child_function_name,
12684 check_omp_nesting_restrictions, check_combined_parallel,
12685 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12686 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12687 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12688 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12690 * opts-common.c (prune_options): Likewise.
12691 * opts.c (add_input_filename, print_filtered_help,
12692 get_option_state): Likewise.
12693 * params.c (add_params): Likewise.
12694 * passes.c (set_pass_for_id, next_pass_1,
12695 do_per_function_toporder, pass_fini_dump_file): Likewise.
12696 * postreload.c (reload_cse_simplify_operands): Likewise.
12697 * predict.c (tree_predicted_by_p, tree_predict_edge,
12698 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12700 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12702 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12704 * recog.c (check_asm_operands, validate_change_1): Likewise.
12705 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12706 subst_asm_stack_regs): Likewise.
12707 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12708 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12709 * regmove.c (reg_is_remote_constant_p): Likewise.
12710 * regrename.c (regrename_optimize, scan_rtx_reg,
12711 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12713 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12714 regstat_compute_calls_crossed): Likewise.
12715 * reload1.c (init_reload, new_insn_chain,
12716 has_nonexceptional_receiver, reload, copy_reloads,
12717 calculate_needs_all_insns, init_elim_table): Likewise.
12718 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12719 * rtl.c (shallow_copy_rtx_stat): Likewise.
12720 * rtlanal.c (parms_set): Likewise.
12721 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12722 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12723 * sched-ebb.c (earliest_block_with_similiar_load,
12724 add_deps_for_risky_insns): Likewise.
12725 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12726 schedule_region): Likewise.
12727 * see.c (eq_descriptor_pre_extension,
12728 hash_descriptor_pre_extension, hash_del_pre_extension,
12729 eq_descriptor_properties, hash_descriptor_properties,
12730 hash_del_properties, see_seek_pre_extension_expr,
12731 see_initialize_data_structures, see_print_register_properties,
12732 see_print_pre_extension_expr, see_delete_merged_def_extension,
12733 see_delete_unmerged_def_extension, see_emit_use_extension,
12734 see_pre_delete_extension, see_map_extension, see_commit_changes,
12735 see_analyze_merged_def_local_prop,
12736 see_analyze_merged_def_local_prop,
12737 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12738 see_set_prop_merged_def, see_set_prop_unmerged_def,
12739 see_set_prop_unmerged_use, see_print_one_extension,
12740 see_merge_one_use_extension, see_merge_one_def_extension,
12741 see_store_reference_and_extension, see_update_uses_relevancy,
12742 see_update_defs_relevancy): Likewise.
12743 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12744 hash_statistics_free, curr_statistics_hash): Likewise.
12745 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12746 expand_asm_operands, expand_return, case_bit_test_cmp,
12747 expand_case): Likewise.
12748 * stor-layout.c (start_record_layout): Likewise.
12749 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12750 gt_pch_save_stringpool): Likewise.
12751 * tree-data-ref.c (hash_stmt_vertex_info,
12752 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12753 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12755 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/i386.md : Change constraints of HImode and QImode
12759 immediate operands from "i" to "n". Change SImode "ni" constraint to
12760 "i" and SImode "rmi" constraint to "g". Remove all constraints
12761 from const0_operand and const1_operand predicated operands.
12762 (i): Change QImode and HImode attribute from "i" to "n".
12763 (*subqi_2): Change HImode operands to QImode.
12766 2008-06-25 Olivier Hainque <hainque@adacore.com>
12768 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12771 2008-06-25 Richard Guenther <rguenther@suse.de>
12773 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12774 not overflow the result type.
12776 2008-06-25 Richard Guenther <rguenther@suse.de>
12778 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12779 (vn_lookup): Likewise.
12781 2008-06-25 Richard Guenther <rguenther@suse.de>
12783 PR tree-optimization/35518
12784 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12785 * tree-sra.c (instantiate_element): Use fold_build3 to build
12787 (try_instantiate_multiple_fields): Likewise.
12789 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12791 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12794 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12796 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12797 use_backchain_to_restore_sp to true
12798 if the offset of the link register save area would go over the 32k - 1
12799 offset limit of the load
12802 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12804 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12805 anchor for the type-punning blurb. Cross-reference "Structures
12806 unions enumerations and bit-fields implementation". Provide a
12807 cast-through-pointer example. Make final sentence self-contained.
12808 * doc/implement-c.texi (Structures unions enumerations and
12809 bit-fields implementation): Cross-reference the type-punning blurb
12810 in the -fstrict-aliasing documentation.
12812 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12814 PR middle-end/36594
12815 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12816 the memory instead of the memory itself for the save area.
12818 2008-06-24 Olivier Hainque <hainque@adacore.com>
12819 Nicolas Roche <roche@adacore.com>
12821 * gengtype.c (srcdir_len): size_t instead of int.
12822 (get_file_realbasename): New function. For F a filename, the real
12823 basename of F, with all the path components stripped.
12824 (get_file_srcdir_relative_path): New function. For F a filename, the
12825 relative path to F from $(srcdir).
12826 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12827 get_file_realbasename. Adjust the head comment.
12828 (get_prefix_langdir_index): New function. For F a filename, return the
12829 lang_dir_names[] relative index of the language directory that is
12831 (get_file_langdir): For F a filename, return the name of the language
12832 directory where F is located.
12833 (get_file_gtfilename): New function. The gt- output file name for an
12835 (get_output_file_with_visibility): Replace in-line computations with
12836 uses of get_file_gtfilename and get_prefix_langdir_index.
12837 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12839 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12841 PR tree-optimization/36504
12842 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12843 references without base address.
12845 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12847 PR middle-end/36584
12848 * calls.c (expand_call): Increase alignment for recursive functions.
12850 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12852 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12853 (TARGET_FUNCTION_VALUE): New define.
12854 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12855 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12857 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12859 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12860 (fmod<mode>3): Ditto.
12861 (remainderxf3): Ditto.
12862 (remainder<mode>3): Ditto.
12864 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12867 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12868 REG is a hard register.
12870 PR tree-optimization/36508
12871 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12872 499, don't check it at all in release compilers.
12874 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12876 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12877 together with SSE_TARGET_MATH to disable insn pattern.
12878 (*fop_<MODEF:mode>_2_i387): Ditto.
12879 (*fop_<MODEF:mode>_3_i387): Ditto.
12881 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12883 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12885 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12887 PR middle-end/34906
12888 * gimplify.c (gimplify_asm_expr): Check the return code of
12889 parse_output_constraint call, set function return and is_inout
12890 value if it failed.
12892 2008-06-22 Ian Lance Taylor <iant@google.com>
12894 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12895 (narrowest_signed_type): Likewise.
12896 * c-typeck.c (c_common_type): Change local variable mclass to enum
12898 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12899 tcc_comparison, not the tree code itself.
12900 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12901 (c_expand_expr): Cast modifier to enum expand_modifier.
12902 * c-common.h (C_RID_CODE): Add casts.
12903 (C_SET_RID_CODE): Define.
12904 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12905 (c_lex_one_token): Add cast to avoid warning.
12906 (c_parser_objc_type_name): Rename local typename to type_name.
12907 (check_no_duplicate_clause): Change code parameter to enum
12909 (c_parser_omp_var_list_parens): Change kind parameter to enum
12911 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12912 c_parser_omp_list_var_parens.
12913 (c_parser_omp_threadprivate): Likewise.
12914 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12915 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12916 * c-format.c (NO_FMT): Define.
12917 (printf_length_specs): Use NO_FMT.
12918 (asm_fprintf_length_specs): Likewise.
12919 (gcc_diag_length_specs): Likewise.
12920 (scanf_length_specs): Likewise.
12921 (strfmon_length_specs): Likewise.
12922 (gcc_gfc_length_specs): Likewise.
12923 (printf_flag_specs): Change 0 to STD_C89.
12924 (asm_fprintf_flag_specs): Likewise.
12925 (gcc_diag_flag_specs): Likewise.
12926 (gcc_cxxdiag_flag_specs): Likewise.
12927 (scanf_flag_specs): Likewise.
12928 (strftime_flag_specs): Likewise.
12929 (strfmon_flag_specs): Likewise.
12930 (print_char_table): Likewise.
12931 (asm_fprintf_char_table): Likewise.
12932 (gcc_diag_char_table): Likewise.
12933 (gcc_tdiag_char_table): Likewise.
12934 (gcc_cdiag_char_table): Likewise.
12935 (gcc_cxxdiag_char_table): Likewise.
12936 (gcc_gfc_char_table): Likewise.
12937 (scan_char_table): Likewise.
12938 (time_char_table): Likewis.
12939 (monetary_char_table): Likewise.
12940 * c-format.h (BADLEN): Likewise.
12942 2008-06-21 Ian Lance Taylor <iant@google.com>
12944 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12945 Define END_OF_BASE_TREE_CODES around inclusion.
12946 * tree.c (tree_code_type): New global array.
12947 (tree_code_length, tree_code_name): Likewise.
12948 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12949 $(lang_tree_files).
12950 (all-tree.def, s-alltree): New targets.
12951 (gencheck.h, s-gencheck): Remove.
12952 (tree.o): Depend upon all-tree.def.
12953 (build/gencheck.o): Remove gencheck.h dependency.
12954 (mostlyclean): Don't remove gencheck.h.
12955 * c-common.h (enum c_tree_code): Remove.
12956 * c-lang.c (tree_code_type): Remove.
12957 (tree_code_length, tree_code_name): Remove.
12958 * gencheck.c (tree_codes): Include all-tree.def, rather than
12959 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12961 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12963 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12964 (operator_name_info): Size to MAX_TREE_CODES.
12965 (assignment_operator_name_info): Likewise.
12966 * cp/cp-lang.c (tree_code_type): Remove.
12967 (tree_code_length, tree_code_name): Remove.
12968 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12969 (assignment_operator_name_info): Likewise.
12970 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12972 * cp/mangle.c (write_expression): Likewise.
12973 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12974 * fortran/f95-lang.c (tree_code_type): Remove.
12975 (tree_code_length, tree_code_name): Remove.
12976 * java/java-tree.h (enum java_tree_code): Remove.
12977 * java/lang.c (tree_code_type): Remove.
12978 (tree_code_length, tree_code_name): Remove.
12979 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12980 * objc/objc-act.h (enum objc_tree_code): Remove.
12981 * objc/objc-lang.c (tree_code_type): Remove.
12982 (tree_code_length, tree_code_name): Remove.
12983 * objcp/objcp-lang.c (tree_code_type): Remove.
12984 (tree_code_length, tree_code_name): Remove.
12985 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12986 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12987 * ada/misc.c (tree_code_type): Remove.
12988 (tree_code_length, tree_code_name): Remove.
12990 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12992 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12993 the grand_bitmap_obstack.
12995 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12997 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12998 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12999 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13000 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13001 move_stmt_r, new_label_mapper): Likewise.
13002 * tree-complex.c (cvc_lookup): Likewise.
13003 * tree-dfa.c (create_function_ann): Likewise.
13004 * tree-dump.c (dump_register): Likewise.
13005 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13006 find_phi_replacement_condition): Likewise.
13007 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13008 tree_function_versioning): Likewise.
13009 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13010 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13011 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13012 get_nonlocal_debug_decl, convert_nonlocal_reference,
13013 convert_nonlocal_omp_clauses, get_local_debug_decl,
13014 convert_local_reference, convert_local_omp_clauses,
13015 convert_nl_goto_reference, convert_nl_goto_receiver,
13016 convert_tramp_reference, convert_call_expr): Likewise.
13017 * tree-outof-ssa.c (contains_tree_r): Likewise.
13018 * tree-parloops.c (reduction_phi, initialize_reductions,
13019 eliminate_local_variables_1, add_field_for_reduction,
13020 add_field_for_name, create_phi_for_local_result,
13021 create_call_for_reduction_1, create_loads_for_reductions,
13022 create_stores_for_reduction, create_loads_and_stores_for_name):
13024 * tree-phinodes.c (allocate_phi_node): Likewise.
13025 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13026 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13027 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13028 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13029 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13030 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13031 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13032 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13033 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13034 vn_nary_op_insert): Likewise.
13035 * tree-ssa.c (redirect_edge_var_map_add,
13036 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13037 * tree-vectorizer.c (vectorize_loops): Likewise.
13038 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13039 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13040 tree_cons_stat, build1_stat, build_variant_type_copy,
13041 decl_init_priority_lookup, decl_fini_priority_lookup,
13042 decl_priority_info, decl_restrict_base_lookup,
13043 decl_restrict_base_insert, decl_debug_expr_lookup,
13044 decl_debug_expr_insert, decl_value_expr_lookup,
13045 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13046 type_hash_add, get_file_function_name, tree_check_failed,
13047 tree_not_check_failed, tree_range_check_failed,
13048 omp_clause_range_check_failed, build_omp_clause,
13049 build_vl_exp_stat): Likewise.
13050 * value-prof.c (gimple_histogram_value,
13051 gimple_duplicate_stmt_histograms): Likewise.
13052 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13053 unshare_variable, variable_union_info_cmp_pos, variable_union,
13054 dataflow_set_different_1, dataflow_set_different_2,
13055 vt_find_locations, variable_was_changed, set_variable_part,
13056 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13057 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13058 section_entry_hash, object_block_entry_eq,
13059 object_block_entry_hash, create_block_symbol,
13060 initialize_cold_section_name, default_function_rodata_section,
13061 strip_reg_name, set_user_assembler_name, const_desc_eq,
13062 build_constant_desc, output_constant_def, lookup_constant_def,
13063 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13064 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13065 default_internal_label): Likewise.
13066 * varray.c (varray_init, varray_grow): Likewise.
13067 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13069 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13071 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13072 operators for "test" insn. Macroize insn using SWI mode macro.
13073 (*jcc_fused_2): Ditto.
13074 (*jcc_fused_3): Macroize insn using SWI mode macro.
13075 (*jcc_fused_4): Ditto.
13077 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13079 * tree-ssa-pre.c: Fix typo in comment.
13080 (init_antic, fini_antic): Add explicit funtions for
13081 initializing and deinitializing ANTIC and AVAIL sets.
13082 (create_expression_by_pieces): Fix typo in comment.
13083 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13084 (execute_pre): Eventually dump details about ANTIC_IN.
13086 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13088 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13089 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13090 add_to_obstack, file_at_path, find_a_file, execute,
13091 add_preprocessor_option, add_assembler_option, add_linker_option,
13092 process_command, insert_wrapper, do_option_spec, do_self_spec,
13093 spec_path, do_spec_1, is_directory, main, used_arg,
13094 getenv_spec_function): Likewise.
13095 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13096 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13099 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13101 * doc/rtl.texi: Updated subreg section.
13103 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13106 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13107 node->needed and node->reachable.
13108 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13109 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13110 (expand_task_call): Don't call expand_task_copyfn.
13111 (expand_task_copyfn): Renamed to...
13112 (finalize_task_copyfn): ... this.
13114 2008-06-19 Jan Hubicka <jh@suse.cz>
13116 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13117 clobbering framepointer.
13119 2008-06-19 Jan Hubicka <jh@suse.cz>
13121 * tree-optimize.c (execute_early_local_optimizations): Set
13122 cgraph_state only at first invocation.
13124 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13126 * system.h (-Wc++-compat): Activate as a warning, no an error.
13128 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13130 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13131 instead of "#" in insn asm template.
13132 (*jcc_fused_2): Ditto.
13134 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13136 * config/i386/i386.h (ix86_tune_indices)
13137 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13138 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13139 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13140 (*jcc_fused_2): Ditto.
13141 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13142 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13143 (print operand): Handle 'E' and 'e' code.
13145 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13147 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13148 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13149 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13151 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13153 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13155 (cgraph_expand_function): Use local copy of decl.
13156 (cgraph_expand_all_functions): Remove redundant initialization of
13158 (cgraph_optimize): Reword internal_error message.
13160 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13162 * arm-protos.h (arm_return_in_memory): Remove public
13163 arm_return_in_memory() prototype.
13164 * arm.c (arm_return_in_memory): Add static prototype, add target
13165 hook macro, change definition and comments.
13166 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13168 2008-06-19 Ben Elliston <bje@au.ibm.com>
13170 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13171 real.c: Remove references to IEEE 754R.
13172 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13173 * doc/libgcc.texi (Decimal float library routines): Likewise.
13175 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13177 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13178 (default_unwind_word_mode): Add prototype.
13179 * targhooks.c (default_unwind_word_mode): New function.
13180 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13181 instead of word_mode.
13182 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13183 (TARGET_INITIALIZER): Use it.
13185 * c-common.c (handle_mode_attribute): Support "unwind_word"
13187 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13189 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13190 word_mode to access SjLj_Function_Context member "data".
13191 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13192 conversion from targetm.eh_return_filter_mode () to
13193 targetm.unwind_word_mode () if they differ.
13195 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13196 (BT_FN_UNWINDWORD_PTR): New function type.
13197 (BT_FN_WORD_PTR): Remove.
13198 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13199 * except.c (expand_builtin_extend_pointer): Convert pointer to
13200 targetm.unwind_word_mode () instead of word_mode.
13202 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13203 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13204 (spu_unwind_word_mode): New function.
13205 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13206 (TARGET_UNWIND_WORD_MODE): Define.
13207 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13209 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13211 * config/spu/spu.c (reg_align): Remove.
13212 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13213 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13214 (spu_split_store): Likewise.
13216 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13218 * gcc/tree-vn.c: Fix typo in comment.
13220 2008-06-18 Jan Hubicka <jh@suse.cz>
13222 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13223 toplevel reorder too.
13225 2008-06-18 Jan Hubicka <jh@suse.cz>
13227 * c-opts.c (c_common_post_options): PCH is not compatible with
13229 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13230 -fno-toplevel-reorder by default now.
13232 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13234 PR documentation/30739
13235 * doc/install.texi (Prerequisites): Document dependency on awk.
13237 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13238 Ian Lance Taylor <iant@google.com>
13240 PR rtl-optimization/35604
13241 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13242 only want to change jump destinations, not eventual label comparisons.
13244 2008-06-16 Jan Hubicka <jh@suse.cz>
13246 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13248 (cgraph_analyze_function): Likewise.
13250 2008-06-16 Jan Hubicka <jh@suse.cz>
13252 * cgraph.h (cgraph_mark_if_needed): New function.
13253 * cgraphunit.c (cgraph_mark_if_needed): New function.
13254 * c-decl.c (duplicate_decl): Use it.
13256 2008-06-16 Jan Hubicka <jh@suse.cz>
13258 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13261 2008-06-16 Jan Hubicka <jh@suse.cz>
13263 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13265 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13266 Kazu Hirata <kazu@codesourcery.com>
13267 Maxim Kuvyrkov <maxim@codesourcery.com
13269 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13270 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13271 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13272 EXTRA_SPEC_FUNCTIONS.
13273 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13274 (DRIVER_SELF_SPECS): Adjust.
13275 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13276 * config/mips/st.h, config/mips/t-st: New.
13277 * config/mips/driver-native.c, config/mips/x-native: New.
13278 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13281 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13283 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13285 (ISA_HAS_FP_CONDMOVE): New macro.
13286 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13287 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13288 (ISA_HAS_NMADD3_NMSUB3): New macro.
13289 * config/mips/mips.c (mips_rtx_costs): Update.
13290 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13291 compiling for ST Loongson 2E/2F.
13292 (madd<mode>): Rename to madd4<mode>. Update.
13293 (madd3<mode>): New pattern.
13294 (msub<mode>): Rename to msub4<mode>. Update.
13295 (msub3<mode>): New pattern.
13296 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13297 (nmadd3<mode>): New pattern.
13298 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13299 (nmadd3<mode>_fastmath): New pattern.
13300 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13301 (nmsub3<mode>): New pattern.
13302 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13303 (nmsub3<mode>_fastmath): New pattern.
13304 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13306 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13308 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13309 (DF_REF_INSN_INFO): New.
13310 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13311 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13312 with a NULL DF_REF_INSN_INFO.
13313 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13315 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13316 DF_INSN_INFO_EQ_USES): New.
13317 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13318 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13319 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13320 * df-core.c: Update comment for above changes.
13321 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13322 DF_INSN_UID_* macros.
13323 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13324 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13325 insn rtx. Update all callers.
13326 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13327 df_ref_create_structure, df_insn_refs_collect): Likewise.
13328 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13329 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13330 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13331 macros to access the insn refs.
13332 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13333 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13334 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13335 for accessing the refs.
13336 (try_fwprop_subst): Likewise.
13337 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13338 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13339 for accessing the refs.
13340 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13341 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13342 to look at the insn refs.
13343 (record_uses): Likewise.
13344 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13346 (mark_artificial_uses): Don't mark_insn for artificial refs.
13347 (mark_reg_rependencies): Likewise.
13349 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13351 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13353 * configure: Regenerate.
13355 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13357 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13358 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13359 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13361 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13363 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13364 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13365 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13367 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13369 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13370 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13371 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13373 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13375 * tree-ssa-sccvn.c: Fix format of comments.
13377 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13379 * cgraph.c: Remove unneeded forward declarations of eq_node()
13382 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13384 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13386 (see_update_relevancy): Likewise.
13387 * fwprop.c (try_fwprop_subst): Likewise.
13388 * rtlanal.c (noop_move_p): Likewise.
13389 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13390 notes to non-existing libcall blocks.
13391 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13393 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13394 (dead_libcall_p): Remove.
13395 (delete_trivially_dead_insns): Don't use it.
13396 * web.c (union_defs): Remove comment about keeping nops.
13397 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13398 (compute_hash_table_work): Don't track libcall notes.
13399 (do_local_cprop): Don't take libcall pointers. Don't update
13401 (adjust_libcall_notes): Deleted.
13402 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13403 ever have existed in the first place).
13404 (replace_store_insn): Don't try to remove libcall notes.
13405 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13406 (resolve_reg_notes): Don't call them.
13407 (resolve_simple_move): Likewise.
13408 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13409 Don't remove REG_RETVAL notes.
13410 * emit-rtl.c (try_split): Don't update libcall notes.
13411 (emit_copy_of_insn_after): Dito.
13412 * cselib.c (cselib_current_insn_in_libcall): Remove.
13413 (cselib_process_insn): Don't set/clear it.
13414 (new_elt_loc_list): Don't record it.
13415 (cselib_init): Don't initialize it.
13416 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13417 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13419 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13420 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13421 (init_deps): Don't initialize it.
13422 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13423 * combine.c (delete_noop_moves): Don't update libcall notes.
13424 (can_combine_p): Remove now pointless #if 0 block.
13425 (try_combine): Remove another obsolete #if 0 block.
13426 (distribute_notes): Don't distribute libcall notes.
13427 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13428 * dce.c (libcall_dead_p): Remove.
13429 (delete_unmarked_insns): Don't handle libcall blocks.
13430 (preserve_libcall_for_dce): Remove.
13431 (prescan_insns_for_dce): Don't special-case libcall block insns.
13432 * reload1 (reload): Don't handle libcall notes.
13433 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13436 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13438 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13439 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13440 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13442 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13444 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13445 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13446 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13448 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13450 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13452 2008-06-16 Ira Rosen <irar@il.ibm.com>
13454 PR tree-optimization/36493
13455 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13456 the arguments list. Use VECTYPE to create vector pointer.
13457 (vectorizable_store): Fail if accesses through a pointer to vectype
13458 do not alias the original memory reference operands.
13459 Call vect_create_data_ref_ptr without the removed argument.
13460 (vectorizable_load): Likewise.
13461 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13464 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13467 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13468 reg_equiv_constant.
13470 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13472 * config/mips/loongson2ef.md: New file.
13473 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13474 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13475 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13476 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13477 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13479 (loongson2ef.md): New include.
13480 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13481 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13482 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13483 (loongson_gt_<mode>, loongson_extract_halfword)
13484 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13485 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13486 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13487 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13488 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13489 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13490 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13491 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13492 (vec_interleave_low<mode>): Define type attribute.
13493 * config/mips/mips.c (mips_ls2): New static variable.
13494 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13495 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13496 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13497 Implement target scheduling hooks.
13498 (mips_multipass_dfa_lookahead): Update to handle tuning for
13500 (mips_sched_init): Initialize data for Loongson scheduling.
13501 (mips_ls2_variable_issue): New static function.
13502 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13504 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13505 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13506 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13507 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13508 Handle ST Loongson 2E/2F cores.
13509 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13511 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13513 * omp-low.c (extract_omp_for_data): Fix comment typo.
13516 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13518 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13519 FIXME note about gcc/config.guess.
13520 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13521 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13522 * doc/cppopts.texi: Likewise.
13523 * doc/extend.texi: Likewise.
13524 * doc/gcc.texi: Likewise.
13525 * doc/gccint.texi: Likewise.
13526 * doc/gcov.texi: Likewise.
13527 * doc/gty.texi: Likewise.
13528 * doc/hostconfig.texi: Likewise.
13529 * doc/install.texi: Likewise.
13530 * doc/invoke.texi: Likewise.
13531 * doc/loop.texi: Likewise.
13532 * doc/makefile.texi: Likewise.
13533 * doc/md.texi: Likewise.
13534 * doc/passes.texi: Likewise.
13535 * doc/tm.texi: Likewise.
13536 * doc/tree-ssa.texi: Likewise.
13537 * doc/trouble.texi: Likewise.
13539 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13540 Nathan Sidwell <nathan@codesourcery.com>
13541 Maxim Kuvyrkov <maxim@codesourcery.com>
13542 Richard Sandiford <rdsandiford@googlemail.com>
13544 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13545 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13546 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13548 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13549 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13550 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13552 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13553 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13554 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13555 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13556 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13557 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13558 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13559 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13560 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13561 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13562 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13563 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13564 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13565 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13566 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13567 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13568 (mips_builtins): Add Loongson builtins.
13569 (mips_loongson_2ef_bdesc): New.
13570 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13571 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13572 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13573 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13575 (mips_expand_vector_init): New.
13576 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13577 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13579 * config/mips/mips.md: Add unspec numbers for Loongson
13580 builtins. Include loongson.md.
13581 (MOVE64): Include Loongson vector modes.
13582 (SPLITF): Include Loongson vector modes.
13583 (HALFMODE): Handle Loongson vector modes.
13584 * config/mips/loongson.md: New.
13585 * config/mips/loongson.h: New.
13586 * config.gcc: Add loongson.h header for mips*-*-* targets.
13587 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13589 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13591 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13592 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13593 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13594 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13595 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13596 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13597 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13598 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13599 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13600 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13601 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13602 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13603 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13604 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13605 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13606 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13607 Remove use_fixproto=yes.
13608 (ia64*-*-hpux*): Remove comment about using fixproto.
13609 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13611 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13613 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13615 * configure: Regenerate.
13617 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13619 PR middle-end/36520
13620 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13621 before evaluating it.
13623 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13626 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13627 nested inline functions.
13628 (start_decl, start_function): Don't invert DECL_EXTERNAL
13629 for nested inline functions.
13631 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13633 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13634 splits that must be made for correctness.
13636 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13638 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13639 (AVAIL_NON_MIPS16): Likewise.
13640 (mips_builtin_description): Replace target_flags with a predicate.
13641 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13642 (dspr2_32): New availability predicates.
13643 (MIPS_BUILTIN): New macro.
13644 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13645 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13646 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13647 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13648 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13649 (mips_dsp_32only_bdesc): Merge into...
13650 (mips_builtins): ...this new array.
13651 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13652 (mips_init_builtins): Update after above changes.
13653 (mips_expand_builtin_1): Merge into...
13654 (mips_expand_builtin): ...here and update after above changes.
13656 2008-06-12 Paul Brook <paul@codesourcery.com>
13658 * longlong.h (__arm__): Define count_leading_zeros.
13659 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13660 (clzsi2, clzdi2): New functions.
13661 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13662 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13663 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13664 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13665 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13666 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13667 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13668 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13669 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13670 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13672 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13674 * config/m68k/m68k.c (m68k_tune_flags): New.
13675 (override_options): Compute m68k_tune_flags.
13676 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13677 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13679 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13681 PR middle-end/36506
13682 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13684 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13686 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13687 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13689 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13691 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13692 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13694 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13696 PR middle-end/36506
13697 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13700 2008-06-12 Richard Guenther <rguenther@suse.de>
13702 PR tree-optimization/36345
13703 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13704 add memory_tag_needed flag.
13705 (may_alias_p): Declare.
13706 * tree-ssa-alias.c (may_alias_p): Export.
13707 (set_initial_properties): Use memory_tag_needed flag.
13708 (update_reference_counts): Likewise.
13709 (reset_alias_info): Reset memory_tag_needed flag.
13710 (create_name_tags): Check memory_tag_needed flag.
13711 (dump_points_to_info_for): Dump it.
13712 * tree-ssa-structalias.c (struct variable_info): Remove
13713 directly_dereferenced flag.
13714 (new_var_info): Do not initialize it.
13715 (process_constraint_1): Do not set it.
13716 (update_alias_info): Set is_dereferenced flag.
13717 (set_uids_in_ptset): Use may_alias_p.
13718 (set_used_smts): Check memory_tag_needed flag.
13719 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13720 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13721 memory_tag_needed flag.
13722 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13723 from broken design.
13725 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13727 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13728 red zone for w64 abi.
13729 (ix86_expand_prologue): Likewise.
13730 (ix86_force_to_memory): Likewise.
13731 (ix86_free_from_memory): Likewise.
13733 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13736 * config/rs6000/rs6000.c (rs6000_override_options): Set
13737 rs6000_isel conditionally to the absence of comand line override.
13738 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13739 Remove duplicate rs6000_isel setting.
13740 * config/rs6000/eabispe.h: Ditto.
13742 2008-06-11 Richard Guenther <rguenther@suse.de>
13744 * alias.c (get_alias_set): Use the element alias-set for arrays.
13745 (record_component_aliases): For arrays and vectors do nothing.
13746 * c-common.c (strict_aliasing_warning): Handle the cases
13747 of alias set zero explicitly.
13748 * Makefile.in (dfp.o-warn): Add -Wno-error.
13750 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13752 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13754 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13755 tune_32 tune_64 to supported_defaults. Allow values not
13756 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13757 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13758 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13759 with_cpu_64 to generic for 64-bit-supporting configurations, not
13760 with_cpu. Remove FIXMEs.
13761 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13762 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13763 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13764 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13765 arch_32 and arch_64.
13767 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13768 Olivier Hainque <hainque@adacore.com>
13770 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13771 Use DECL_SIZE_UNIT to retrieve the size of the field.
13773 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13775 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13776 with function calls after declarations. Lay out
13777 neon_float_type_node before further use.
13779 2008-06-11 Richard Guenther <rguenther@suse.de>
13781 * tree-flow.h (may_point_to_global_var): Declare.
13782 * tree-ssa-alias.c (may_point_to_global_var): New function.
13783 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13785 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13787 * configure.ac: Teach that fido supports .debug_line.
13788 * configure: Regenerate.
13790 2008-06-10 Tom Tromey <tromey@redhat.com>
13792 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13795 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13797 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13798 (encode_decimal64, decode_decimal64, encode_decimal128,
13799 decode_decimal128): Reverse order of 32-bit parts of value if host
13800 and target endianness differ.
13802 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13804 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13805 Avoid division by 0.
13806 (tree_mod_pow2_value_transform): Likewise.
13807 (tree_ic_transform): Likewise.
13808 (tree_stringops_transform): Likewise.
13809 (tree_mod_subtract_transform): Likewise.
13810 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13811 (copy_edges_for_bb): Likewise.
13812 (initialize_cfun): Likewise.
13814 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13816 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13817 nonmemory_operand. Add "N" operand constraint.
13819 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13820 (*jcc_btsi_mask): Ditto.
13821 (*jcc_btsi_mask_1): Ditto.
13823 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13825 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13826 TYPE_CANONICAL for copied element type.
13828 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13831 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13832 Add m_CORE2 and m_GENERIC.
13833 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13834 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13836 (*jcc_btdi_rex64): New instruction and split pattern.
13837 (*jcc_btsi): Ditto.
13838 (*jcc_btsi_1): Ditto.
13839 (*btsq): Fix Intel asm dialect operand order.
13843 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13845 PR middle-end/36447
13846 * simplify-rtx.c (simplify_subreg): Add check for shift count
13849 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13851 * doc/md.texi: Synchronize with later constraints.md change.
13852 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13853 with a C implementation.
13854 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13856 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13857 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13858 when moving to and from MD_REGNUM.
13859 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13860 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13861 Handle byte and halfword moves.
13862 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13864 * config/mips/constraints.md (h): Turn into NO_REGS.
13865 (l, x): Update documentation.
13866 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13867 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13868 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13869 (HILO): New mode iterator.
13871 (any_div): New code iterator.
13872 (u): Extend code attribute to div and udiv.
13873 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13874 d_operand in the splitters. Remove redundant CONST_INT checks.
13875 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13876 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13877 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13878 accordingly, using normal moves instead of unspecs to move LO into
13879 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13880 (<u>mulsidi3): Handle expansion in C code.
13881 (<u>mulsidi3_32bit_internal): Rename to...
13882 (<u>mulsidi3_32bit): ...this.
13883 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13884 (*<u>mulsidi3_64bit): Rename to...
13885 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13886 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13887 to set LO and HI to the multiplication result. Use a normal move
13888 for MFLO and an unspec for MFHI.
13889 (*<u>mulsidi3_64bit_parts): Replace with...
13890 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13891 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13892 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13893 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13894 instead of HI. Split the instruction into a separate multiplication
13895 and MFHI if !TARGET_FIX_R4000.
13896 (<su>muldi3_highpart): Likewise.
13897 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13898 and the "=h" clobber.
13899 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13900 (<u>mulditi3): New expander.
13901 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13902 (madsi): Remove "=h" clobber.
13903 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13904 Force the modulus result to be a GPR and split the instruction into
13905 a division followed by an MFHI after reload.
13906 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13907 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13908 the MIPS16 HIGH define_split.
13909 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13910 of acc<->gpr moves to "multi".
13911 (*movdi_64bit): Replace the single "x" alternative with
13912 alternatives for moving into and out of "a".
13913 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13914 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13915 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13916 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13917 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13918 (movti): New expander.
13919 (*movti, *movti_mips16): New insns.
13920 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13921 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13922 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13923 * config/mips/predicates.md (fpr_operand): Delete.
13924 (d_operand): New predicate.
13926 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13928 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13929 failure on some Bourne shells.
13930 (x86_64-*-*): Ditto.
13932 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13934 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13936 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13938 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13939 (sparc-sun-solaris2*): Likewise.
13941 2008-06-09 Arnaud Charlet <charlet@adacore.com
13943 * doc/install.texi: Update requirements to build the Ada compiler.
13945 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13947 * df-scan.c (struct df_scan_problem_data): Remove the
13948 mw_link_pool alloc pool.
13949 (df_scan_free_internal): Don't free it.
13950 (df_scan_alloc): Don't allocate it.
13951 * df.h (struct df_link): Update comment.
13953 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13955 * except.h: Correct checks for when SJLJ exceptions must be used.
13957 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13959 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13962 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13964 PR tree-optimization/36218
13965 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13966 configure for the build system.
13967 (BUILD_LDFLAGS): Define.
13968 * configure: Regenerate.
13969 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13971 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13974 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13975 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13976 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13978 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13980 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13982 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13984 * config.gcc (Obsolete configurations): Remove list of
13986 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13987 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13988 targets matched by those patterns.
13989 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13990 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13991 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13992 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13993 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13994 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13995 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13996 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13997 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13998 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13999 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14000 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14001 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14002 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14003 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14004 Make code for Solaris 7 and greater unconditional for Solaris.
14005 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14006 Remove --with-* handling.
14007 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14008 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14009 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14010 LINK_OS_WINDISS_SPEC): Remove.
14011 * config/rs6000/sysv4.opt (mwindiss): Remove.
14012 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14013 * configure: Regenerate.
14014 * doc/cpp.texi: Don't mention BeOS.
14015 * doc/extend.texi (interrupt): Don't mention MS1.
14016 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14017 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14018 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14019 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14020 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14022 * doc/invoke.texi (MT Options): Remove.
14023 (-mwindiss): Remove.
14024 (CRIS Options): Remove cris-axis-aout references.
14025 (HPPA Options): Don't mention hppa1.1-*-pro.
14026 * doc/md.texi: (MorphoTech family): Remove.
14027 * libgcc2.c: Don't handle UWIN.
14028 * config/alpha/t-unicosmk: Remove.
14029 * config/alpha/unicosmk.h: Remove.
14030 * config/arm/kaos-arm.h: Remove.
14031 * config/arm/kaos-strongarm.h: Remove.
14032 * config/arm/strongarm-coff.h: Remove.
14033 * config/arm/strongarm-elf.h: Remove.
14034 * config/arm/strongarm-pe.h: Remove.
14035 * config/arm/t-strongarm-pe: Remove.
14036 * config/arm/t-xscale-coff: Remove.
14037 * config/arm/t-xscale-elf: Remove.
14038 * config/arm/xscale-coff.h: Remove.
14039 * config/arm/xscale-elf.h: Remove.
14040 * config/chorus.h: Remove.
14041 * config/cris/aout.h: Remove.
14042 * config/cris/aout.opt: Remove.
14043 * config/cris/t-aout: Remove.
14044 * config/i386/beos-elf.h: Remove.
14045 * config/i386/kaos-i386.h: Remove.
14046 * config/i386/ptx4-i.h: Remove.
14047 * config/i386/sco5.h: Remove.
14048 * config/i386/sco5.opt: Remove.
14049 * config/i386/sysv4-cpp.h: Remove.
14050 * config/i386/sysv5.h: Remove.
14051 * config/i386/t-beos: Remove.
14052 * config/i386/t-sco5: Remove.
14053 * config/i386/t-uwin: Remove.
14054 * config/i386/uwin.asm: Remove.
14055 * config/i386/uwin.h: Remove.
14056 * config/kaos.h: Remove.
14057 * config/mips/windiss.h: Remove.
14058 * config/mt: Remove directory.
14059 * config/pa/pa-osf.h: Remove.
14060 * config/pa/pa-pro-end.h: Remove.
14061 * config/pa/t-pro: Remove.
14062 * config/ptx4.h: Remove.
14063 * config/rs6000/beos.h: Remove.
14064 * config/rs6000/kaos-ppc.h: Remove.
14065 * config/rs6000/t-beos: Remove.
14066 * config/rs6000/windiss.h: Remove.
14067 * config/sh/kaos-sh.h: Remove.
14068 * config/sol2-6.h: Remove.
14069 * config/sparc/sol26-sld.h: Remove.
14070 * config/sparc/sysv4-only.h: Remove.
14071 * config/vax/bsd.h: Remove.
14072 * config/vax/t-memfuncs: Remove.
14073 * config/vax/ultrix.h: Remove.
14074 * config/vax/vaxv.h: Remove.
14075 * config/windiss.h: Remove.
14077 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14079 PR rtl-optimization/36438
14080 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14081 for vector shifts with constant scalar shift operands.
14083 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14085 * doc/invoke.texi: Document -march=xlr.
14086 * config/mips/xlr.md: New file.
14087 * config/mips/mips.md: Include it.
14089 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14090 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14091 (mips_rtx_cost_data): Likewise.
14093 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14095 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14096 PRE_INC and PRE_DEC cases.
14098 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14100 PR rtl-optimization/36419
14101 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14102 the emitting jump insn.
14105 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14106 is not bool, boolify the whole *expr_p and convert to the desired type.
14108 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14110 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14111 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14112 Add omp_private_outer_ref hook, add another argument to
14113 omp_clause_default_ctor hook.
14114 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14115 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14116 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14117 hook_tree_tree_tree_tree_null.
14118 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14119 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14120 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14121 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14122 * tree.def (OMP_TASK): New tree code.
14123 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14124 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14125 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14126 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14127 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14128 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14129 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14130 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14131 (OMP_DIRECTIVE_P): Add OMP_TASK.
14132 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14133 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14134 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14135 and OMP_CLAUSE_UNTIED entries.
14136 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14138 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14139 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14140 * tree-pretty-print.c (dump_omp_clause): Handle
14141 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14142 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14143 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14144 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14145 warning about unsigned iterators. Change decl/init/cond/incr
14146 arguments to TREE_VECs, check arguments for all collapsed loops.
14147 (c_finish_omp_taskwait): New function.
14148 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14150 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14151 default_function_array_conversion on init. Add par_clauses argument.
14152 If decl is present in parallel's lastprivate clause, change it to
14153 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14154 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14155 collapse count in clauses.
14156 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14157 c_parser_omp_for_loop callers.
14158 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14159 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14160 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14161 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14163 (c_parser_omp_clause_schedule): Handle schedule(auto).
14164 Include correct location in the error message.
14165 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14166 and PRAGMA_OMP_CLAUSE_UNTIED.
14167 (OMP_TASK_CLAUSE_MASK): Define.
14168 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14169 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14170 * tree-nested.c (convert_nonlocal_omp_clauses,
14171 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14172 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14173 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14174 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14176 (conver_nonlocal_reference, convert_local_reference,
14177 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14178 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14179 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14180 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14181 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14182 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14183 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14184 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14185 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14187 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14188 * c-common.h (c_finish_omp_taskwait): New prototype.
14189 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14190 * tree-parloops.c (create_parallel_loop): Create 1 entry
14191 vectors for OMP_FOR_{INIT,COND,INCR}.
14192 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14193 (make_edges): Handle OMP_TASK.
14194 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14195 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14196 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14197 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14198 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14199 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14200 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14201 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14202 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14203 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14204 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14205 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14206 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14207 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14208 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14211 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14212 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14213 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14214 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14216 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14219 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14220 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14221 original iterator is present in lastprivate clause or if
14222 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14223 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14224 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14225 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14226 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14227 if it is set, lookup var in outer contexts too. Handle
14228 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14229 to be implicitly determined firstprivate for task regions.
14230 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14231 if it is set, lookup var in outer contexts too. Set
14232 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14233 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14234 OMP_CLAUSE_UNTIED. Take region_type as last argument
14235 instead of in_parallel and in_combined_parallel.
14236 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14238 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14239 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14240 (new_omp_context): Set default_kind to
14241 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14242 (omp_region_type): New enum.
14243 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14244 fields, add region_type.
14245 (new_omp_context): Take region_type as argument instead of is_parallel
14246 and is_combined_parallel.
14247 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14248 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14249 ctx->is_combined_parallel checks.
14250 (gimplify_omp_task): New function.
14251 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14253 * omp-low.c (extract_omp_for_data): Use schedule(static)
14254 for schedule(auto). Handle pointer and unsigned iterators.
14255 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14256 Add loops argument. Extract data for collapsed OMP_FOR loops.
14257 (expand_parallel_call): Assert sched_kind isn't auto,
14258 map runtime schedule to index 3.
14259 (struct omp_for_data_loop): New type.
14260 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14261 Add loop, loops, collapse and iter_type fields.
14262 (workshare_safe_to_combine_p): Disallow combined for if
14263 iter_type is unsigned long long. Don't combine collapse > 1 loops
14264 unless all bounds and steps are constant. Adjust extract_omp_for_data
14266 (expand_omp_for_generic): Handle pointer, unsigned and long long
14267 iterators. Handle collapsed OMP_FOR loops. Adjust
14268 for struct omp_for_data changes. If libgomp function doesn't return
14269 boolean_type_node, add comparison of the return value with 0.
14270 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14271 pointer, unsigned and long long iterators. Adjust for struct
14272 omp_for_data changes.
14273 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14274 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14275 unsigned long long. Allocate loops array, pass it to
14276 extract_omp_for_data. For collapse > 1 loops use always
14277 expand_omp_for_generic.
14278 (omp_context): Add sfield_map and srecord_type fields.
14279 (is_task_ctx, lookup_sfield): New functions.
14280 (use_pointer_for_field): Use is_task_ctx helper. Change first
14281 argument's type from const_tree to tree. Clarify comment.
14282 In OMP_TASK disallow copy-in/out sharing.
14283 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14284 (install_var_field): Add mask argument. Populate both record_type
14285 and srecord_type if needed.
14286 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14288 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14289 and DECL_FIELD_OFFSET.
14290 (scan_sharing_clauses): Adjust install_var_field callers. For
14291 firstprivate clauses on explicit tasks allocate the var by value in
14292 record_type unconditionally, rather than by reference.
14293 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14294 Use is_taskreg_ctx instead of is_parallel_ctx.
14295 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14296 (create_omp_child_function_name): Add task_copy argument, use
14297 *_omp_cpyfn* names if it is true.
14298 (create_omp_child_function): Add task_copy argument, if true create
14299 *_omp_cpyfn* helper function.
14300 (scan_omp_parallel): Adjust create_omp_child_function callers.
14301 Rename parallel_nesting_level to taskreg_nesting_level.
14302 (scan_omp_task): New function.
14303 (lower_rec_input_clauses): Don't run constructors for firstprivate
14304 explicit task vars which are initialized by *_omp_cpyfn*.
14305 Pass outer var ref to omp_clause_default_ctor hook if
14306 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14307 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14308 OMP_CLAUSE_REDUCTION_INIT.
14309 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14310 avoid duplicate setting of fields. Handle
14311 OMP_CLAUSE_PRIVATE_OUTER_REF.
14312 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14313 copy-out if TREE_READONLY, only copy-in.
14314 (expand_task_copyfn): New function.
14315 (expand_task_call): New function.
14316 (struct omp_taskcopy_context): New type.
14317 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14319 (lower_omp_parallel): Rename to...
14320 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14321 Call create_task_copyfn if srecord_type is needed. Adjust
14323 (task_shared_vars): New variable.
14324 (check_omp_nesting_restrictions): Warn if work-sharing,
14325 barrier, master or ordered region is closely nested inside OMP_TASK.
14326 Add warnings for barrier if closely nested inside of work-sharing,
14327 ordered, or master region.
14328 (scan_omp_1): Call check_omp_nesting_restrictions even for
14329 GOMP_barrier calls. Rename parallel_nesting_level to
14330 taskreg_nesting_level. Handle OMP_TASK.
14331 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14332 work-sharing construct, continue looking for them on parent parallel
14334 (lower_omp_for_lastprivate): Add lastprivate clauses
14335 to the beginning of dlist rather than end. Adjust for struct
14336 omp_for_data changes.
14337 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14338 not after it. Handle collapsed OMP_FOR loops, adjust for
14339 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14340 (get_ws_args_for): Adjust extract_omp_for_data caller.
14341 (scan_omp_for): Handle collapsed OMP_FOR
14342 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14343 (lower_omp_single_simple): If libgomp function doesn't return
14344 boolean_type_node, add comparison of the return value with 0.
14345 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14346 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14347 (parallel_nesting_level): Rename to...
14348 (taskreg_nesting_level): ... this.
14349 (is_taskreg_ctx): New function.
14350 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14351 of is_parallel_ctx.
14352 (execute_lower_omp): Rename parallel_nesting_level to
14353 taskreg_nesting_level.
14354 (expand_omp_parallel): Rename to...
14355 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14356 Call omp_task_call for OMP_TASK regions.
14357 (expand_omp): Adjust caller, handle OMP_TASK.
14358 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14360 * bitmap.c (bitmap_default_obstack_depth): New variable.
14361 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14362 if argument is NULL and bitmap_default_obstack is already initialized.
14363 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14365 * matrix-reorg.c (matrix_reorg): Likewise.
14367 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14369 * config/i386/i386.md (*indirect_jump): Macroize using P
14370 mode iterator. Remove !TARGET_64BIT from insn constraints.
14371 (*tablejump_1): Ditto.
14372 (*indirect_jump_rex64): Remove insn pattern.
14373 (*tablejump_1_rex64): Ditto.
14374 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14375 and eh_return_si insn patterns.
14377 2008-06-06 Richard Guenther <rguenther@suse.de>
14379 * tree-ssa-structalias.c (merge_smts_into): Remove.
14380 (find_what_p_points_to): Do not bother to compute the
14381 points-to set for pt_anything pointers.
14382 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14383 for pt_anything pointers is ok.
14385 2008-06-06 Jan Hubicka <jh@suse.cz>
14387 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14389 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14391 * cgraph.c: Fix typos in comments.
14392 (cgraph_availability_names): Fix string typo.
14393 * fold-const.c: Fix typos in comments.
14394 (fold_binary): Fix typo in warning.
14395 * genautomata.c: Fix typos in comments.
14396 (check_presence_pattern_sets): Fix typo in local variable.
14397 (output_description): Fix typo in output.
14398 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14399 * hwint.h: Likewise.
14400 * matrix-reorg.c (check_allocation_function): Likewise.
14401 * omega.c (smooth_weird_equations): Likewise.
14402 * auto-inc-dec.c: Fix typos in comments.
14403 * bb-reorder.c: Likewise.
14404 * builtins.c: Likewise.
14405 * c-common.c: Likewise.
14406 * c-cppbuiltin.c: Likewise.
14407 * c-parser.c: Likewise.
14408 * c-pretty-print.c: Likewise.
14409 * cfgcleanup.c: Likewise.
14410 * cfgexpand.c: Likewise.
14411 * cfghooks.c: Likewise.
14412 * cfglayout.c: Likewise.
14413 * cfgloopmanip.c: Likewise.
14414 * cgraphunit.c: Likewise.
14415 * coverage.c: Likewise.
14416 * dbxout.c: Likewise.
14417 * df-byte-scan.c: Likewise.
14418 * df-core.c: Likewise.
14419 * df-problems.c: Likewise.
14420 * df-scan.c: Likewise.
14422 * dominance.c: Likewise.
14423 * domwalk.c: Likewise.
14425 * dwarf2out.c: Likewise.
14426 * emit-rtl.c: Likewise.
14427 * et-forest.c: Likewise.
14428 * function.c: Likewise.
14429 * function.h: Likewise.
14431 * gcov-io.c: Likewise.
14432 * gcov.c: Likewise.
14433 * gcse.c: Likewise.
14434 * genattrtab.c: Likewise.
14435 * ggc-page.c: Likewise.
14436 * gimplify.c: Likewise.
14437 * gthr-lynx.h: Likewise.
14438 * haifa-sched.c: Likewise.
14439 * ipa-cp.c: Likewise.
14440 * ipa-inline.c: Likewise.
14441 * ipa-prop.h: Likewise.
14442 * ipa-pure-const.c: Likewise.
14443 * ipa-struct-reorg.c: Likewise.
14444 * ipa-struct-reorg.h: Likewise.
14445 * ipa-type-escape.c: Likewise.
14447 * loop-doloop.c: Likewise.
14448 * mips-tfile.c: Likewise.
14449 * mkmap-flat.awk: Likewise.
14450 * mkmap-symver.awk: Likewise.
14451 * modulo-sched.c: Likewise.
14452 * omp-low.c: Likewise.
14453 * optabs.c: Likewise.
14454 * optabs.h: Likewise.
14455 * opts.c: Likewise.
14456 * passes.c: Likewise.
14457 * postreload-gcse.c: Likewise.
14458 * postreload.c: Likewise.
14459 * predict.c: Likewise.
14460 * pretty-print.h: Likewise.
14461 * profile.c: Likewise.
14462 * protoize.c: Likewise.
14463 * ra-conflict.c: Likewise.
14464 * real.c: Likewise.
14465 * recog.c: Likewise.
14466 * regclass.c: Likewise.
14467 * regs.h: Likewise.
14468 * reload.c: Likewise.
14469 * rtl-error.c: Likewise.
14470 * rtlanal.c: Likewise.
14471 * scan.h: Likewise.
14472 * sched-rgn.c: Likewise.
14474 * stmt.c: Likewise.
14475 * target.h: Likewise.
14476 * tree-dfa.c: Likewise.
14477 * tree-eh.c: Likewise.
14478 * tree-flow-inline.h: Likewise.
14479 * tree-inline.c: Likewise.
14480 * tree-into-ssa.c: Likewise.
14481 * tree-loop-distribution.c: Likewise.
14482 * tree-nested.c: Likewise.
14483 * tree-parloops.c: Likewise.
14484 * tree-pass.h: Likewise.
14485 * tree-pretty-print.c: Likewise.
14486 * tree-profile.c: Likewise.
14487 * tree-scalar-evolution.c: Likewise.
14488 * tree-sra.c: Likewise.
14489 * tree-ssa-alias-warnings.c: Likewise.
14490 * tree-ssa-ccp.c: Likewise.
14491 * tree-ssa-coalesce.c: Likewise.
14492 * tree-ssa-dom.c: Likewise.
14493 * tree-ssa-dse.c: Likewise.
14494 * tree-ssa-forwprop.c: Likewise.
14495 * tree-ssa-live.c: Likewise.
14496 * tree-ssa-live.h: Likewise.
14497 * tree-ssa-loop-im.c: Likewise.
14498 * tree-ssa-loop-ivopts.c: Likewise.
14499 * tree-ssa-loop-niter.c: Likewise.
14500 * tree-ssa-loop-prefetch.c: Likewise.
14501 * tree-ssa-phiopt.c: Likewise.
14502 * tree-ssa-phiprop.c: Likewise.
14503 * tree-ssa-sccvn.c: Likewise.
14504 * tree-ssa-ter.c: Likewise.
14505 * tree-ssa-threadupdate.c: Likewise.
14506 * tree-ssa.c: Likewise.
14507 * tree-vect-analyze.c: Likewise.
14508 * tree-vect-transform.c: Likewise.
14509 * tree-vectorizer.c: Likewise.
14510 * tree-vn.c: Likewise.
14511 * tree-vrp.c: Likewise.
14512 * tree.c: Likewise.
14513 * tree.def: Likewise.
14514 * tree.h: Likewise.
14515 * unwind-dw2-fde.c: Likewise.
14516 * unwind.inc: Likewise.
14517 * value-prof.c: Likewise.
14518 * vmsdbgout.c: Likewise.
14520 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14522 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14523 always place FP constants in the TOC for TARGET_POWERPC64.
14524 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14526 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14528 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14529 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14530 enable for TARGET_E500_DOUBLE.
14531 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14532 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14533 floating-point modes like integer modes for E500 double.
14534 (rs6000_legitimate_offset_address_p): Likewise.
14535 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14536 addressing for DDmode for E500 double.
14537 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14538 modes as using 64-bits of registers for E500 double.
14539 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14540 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14541 specially for E500 double.
14542 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14543 TDmode for E500 double.
14544 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14545 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14546 (rs6000_split_multireg_move): Do not handle TDmode specially for
14548 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14549 using 64-bit registers for E500 double.
14550 (emit_frame_save): Do not handle DDmode specially for E500 double.
14551 (gen_frame_mem_offset): Likewise.
14552 (rs6000_function_value): Do not call spe_build_register_parallel
14553 for DDmode or TDmode.
14554 (rs6000_libcall_value): Likewise.
14555 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14556 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14559 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14561 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14564 2008-06-04 Junjie Gu <jgu@tensilica.com>
14566 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14567 comparison for frame pointers.
14569 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14572 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14574 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14577 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14578 register is already smaller or equal to required mode.
14580 2008-06-04 Xinliang David Li <davidxl@google.com>
14582 * tree-call-cdce.c: New file.
14583 (cond_dead_built_in_calls): New static variable.
14584 (input_domain): New struct.
14585 (check_pow): New function.
14586 (check_builtin_call): Ditto.
14587 (check_target_format): Ditto.
14588 (is_call_dce_candidate): Ditto.
14589 (gen_one_condition): Ditto.
14590 (gen_conditions_for_domain): Ditto.
14591 (get_domain): Ditto.
14592 (gen_conditions_for_pow_cst_base): Ditto.
14593 (gen_conditions_for_pow_int_base): Ditto.
14594 (gen_conditions_for_pow): Ditto.
14595 (get_no_error_domain): Ditto.
14596 (gen_shrink_wrap_conditions): Ditto.
14597 (shrink_wrap_one_built_in_call): Ditto.
14598 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14599 (tree_call_cdce): Ditto.
14600 (gate_call_cdce): Ditto.
14601 (pass_call_cdce): New gimple pass.
14602 * passes.c: (init_optimization_passes): New pass.
14603 * tree-pass.h: New pass declaration.
14604 * opts.c (decode_options): New flag setting.
14605 * common.opt: Add -ftree-builtin-call-dce flag.
14606 * Makefile.in: Add new source file.
14607 * tempvar.def: New tv_id.
14608 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14610 2008-06-04 Richard Guenther <rguenther@suse.de>
14612 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14613 (is_call_clobbered): Always check var_ann->call_clobbered.
14614 (mark_call_clobbered): Always set var_ann->call_clobbered.
14615 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14616 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14617 (reset_alias_info): Clear call clobbering info on MTAGs and
14619 (set_pt_anything): Set pt_global_mem.
14620 (create_tag_raw): Adjust comment.
14621 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14623 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14624 Maxim Kuvyrkov <maxim@codesourcery.com>
14626 * config/m68k/m68k.opt (mxgot): New option.
14627 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14628 (m68k_output_addr_const_extra): New.
14629 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14630 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14631 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14632 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14634 2008-06-04 Richard Guenther <rguenther@suse.de>
14636 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14637 negative or non-representable offsets.
14639 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14641 * config/i386/i386.c (ix86_gen_leave): New.
14642 (ix86_gen_pop1): Likewise.
14643 (ix86_gen_add3): Likewise.
14644 (ix86_gen_sub3): Likewise.
14645 (ix86_gen_sub3_carry): Likewise.
14646 (ix86_gen_one_cmpl2): Likewise.
14647 (ix86_gen_monitor): Likewise.
14648 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14649 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14650 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14651 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14652 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14653 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14654 (ix86_expand_epilogue): Updated.
14655 (print_operand): Handle integer register operand for 'z'.
14656 (ix86_expand_strlensi_unroll_1): Likewise.
14657 (ix86_expand_strlen): Likewise.
14658 (ix86_expand_builtin): Likewise.
14659 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14660 mov{q}/mov{l} and add{q}/add{l}.
14662 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14664 * config/i386/i386.md (P): New mode iterator.
14665 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14666 using P mode iterator.
14667 (DFmode push_operand splitter): Ditto.
14668 (XFmode push_operand splitter): Ditto.
14669 (DFmode float_extend SFmode push_operand splitter): Ditto.
14670 (XFmode float_extend SFmode push_operand splitter): Do not generate
14671 SImode pushes for 64bit target. Macroize Dimode and SImode
14672 pushes using P mode iterator.
14673 (XFmode float_extend DFmode push_operand splitter): Ditto.
14675 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14677 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14678 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14679 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14680 return type to int.
14681 (ix86_call_abi_override): Remove check for call_used_regs.
14683 2008-06-03 Richard Guenther <rguenther@suse.de>
14685 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14686 for the lhs of calls if the return type contains pointers.
14688 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14690 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14691 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14692 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14693 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14694 of cfun and DEFAULT_ABI to deceide abi mode.
14695 (DEFAULT_ABI): New.
14696 (REG_PARM_STACK_SPACE): Removed.
14697 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14698 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14699 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14700 (ix86_function_abi): Likewise.
14701 (ix86_function_type_abi): Likewise.
14702 (ix86_call_abi_override): Likewise.
14703 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14704 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14705 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14706 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14708 (X86_64_REGPARM_MAX): New.
14709 (X86_64_SSE_REGPARM_MAX): New.
14710 (X64_REGPARM_MAX): New.
14711 (X64_SSE_REGPARM_MAX): New.
14712 (X86_32_REGPARM_MAX): New.
14713 (X86_32_SSE_REGPARM_MAX): New.
14714 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14715 (ix86_function_regparm): Handle user calling abi.
14716 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14717 by DEFAULT_ABI versus SYSV_ABI check.
14718 (ix86_reg_parm_stack_space): New.
14719 (ix86_function_type_abi): New.
14720 (ix86_call_abi_override): New.
14721 (ix86_function_abi): New.
14722 (ix86_cfun_abi): New.
14723 (init_cumulative_args): Call abi specific initialization.
14724 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14725 (function_arg_64): Extend SSE_REGPARM_MAX check.
14726 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14727 (ix86_pass_by_reference): Likewise.
14728 (ix86_function_value_regno_p): Likewise.
14729 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14730 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14731 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14732 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14733 (setup_incoming_varargs_64): Adjust regparm for call abi.
14734 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14735 (ix86_va_start): Likewise.
14736 (ix86_gimplify_va_arg): Likewise.
14737 (ix86_expand_prologue): Likewise.
14738 (output_pic_addr_const): Likewise.
14739 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14740 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14741 (x86_output_mi_thunk): Likewise.
14742 (x86_function_profiler): Likewise.
14743 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14744 (SYSV_ABI, MS_ABI): New constants.
14745 (DEFAULT_ABI): New.
14746 (init_regs): Add prototype of function in regclass.c file.
14747 (OVERRIDE_ABI_FORMAT): New.
14748 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14749 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14750 (OUTGOING_REG_PARM_STACK_SPACE): New.
14751 (ix86_reg_parm_stack_space): New prototype.
14752 (CUMULATIVE_ARGS): Add call_abi member.
14753 (machine_function): Add call_abi member.
14754 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14755 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14757 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14760 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14761 (avr_builtin_setjmp_frame_value): New function.
14762 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14763 (nonlocal_goto): Define.
14765 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14767 * config/mips/mips.c (mips_emit_loadgp): Return early if
14768 there is nothing do to, otherwise emit a blockage if
14769 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14770 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14772 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14774 * configure.ac: Drop unneeded backslash ending up in config.in.
14775 * acinclude.m4: Likewise.
14776 * config.in: Regenerate.
14778 2008-05-26 Jan Hubicka <jh@suse.cz>
14780 * predict.c (maybe_hot_frequency_p): Break out of...
14781 (maybe_hot_bb_p): ... here.
14782 (maybe_hot_edge_p): New.
14783 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14784 * basic-block.h (maybe_hot_edge_p): Declare.
14786 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14788 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14789 (*cmpfp_<mode>_cc): Ditto.
14790 (*fp_jcc_8<mode>_387): Ditto.
14791 (*fop_<MODEF:mode>_2_i387): Ditto.
14792 (*fop_<MODEF:mode>_3_i387): Ditto.
14793 (*fop_xf_2_i387): Ditto.
14794 (*fop_xf_3_i387): Ditto.
14796 2008-06-02 Tomas Bily <tbily@suse.cz>
14798 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14800 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14802 * config/mips/mips.c (mips_valid_offset_p): New function.
14803 (mips_valid_lo_sum_p): Likewise.
14804 (mips_classify_address): Use them.
14805 (mips_force_address): New function.
14806 (mips_legitimize_address): Use it.
14807 * config/mips/mips.md (MOVE128): New mode iterator.
14808 (movtf): Require TARGET_64BIT. Remove empty strings.
14809 (*movtf_internal): Rename to...
14810 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14811 of "R" and use {,fp}{load,store} attributes instead of "multi".
14812 Use a separate define_split.
14813 (*movtf_mips16): New pattern.
14815 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14817 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14818 * config/mips/mips.c (mips_expand_before_return): New function.
14819 (mips_expand_epilogue): Call it.
14820 * config/mips/mips.md (return): Turn into a define_expand.
14821 (*return): New insn.
14823 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14825 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14826 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14827 functions. Do not emit uses and clobbers of CONCATs; individually
14828 use and clobber their operands.
14829 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14830 gen_clobber, emit_use and gen_use.
14831 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14832 (expand_builtin_return): Likewise.
14833 * cfgbuild.c (count_basic_blocks): Likewise.
14834 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14835 * explow.c (emit_stack_restore): Likewise.
14836 * expmed.c (extract_bit_field_1): Likewise.
14837 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14838 (emit_move_multi_word, store_constructor): Likewise.
14839 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14840 (thread_prologue_and_epilogue_insns): Likewise.
14841 * lower-subreg.c (resolve_simple_move): Likewise.
14842 * optabs.c (widen_operand, expand_binop): Likewise.
14843 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14844 * reload.c (find_reloads): Likewise.
14845 * reload1.c (eliminate_regs_in_insn): Likewise.
14846 * stmt.c (expand_nl_goto_receiver): Likewise.
14847 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14848 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14849 * config/arm/arm.c (arm_load_pic_register): Likewise.
14850 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14851 * config/arm/arm.md (untyped_return): Likewise.
14852 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14853 * config/avr/avr.c (expand_prologue): Likewise.
14854 * config/bfin/bfin.c (do_unlink): Likewise.
14855 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14856 * config/cris/cris.c (cris_expand_prologue): Likewise.
14857 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14858 (machopic_legitimize_pic_address): Likewise.
14859 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14860 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14861 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14862 (ix86_expand_convert_uns_didf_sse): Likewise.
14863 (ix86_expand_vector_init_general): Likewise.
14864 * config/ia64/ia64.md (eh_epilogue): Likewise.
14865 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14866 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14867 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14868 (config/iq2000/iq2000.c): Likewise.
14869 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14870 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14871 (builtin_longjmp): Likewise.
14872 * config/mn10300/mn10300.md (call, call_value): Likewise.
14873 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14874 * config/pdp11/pdp11.md (abshi2): Likewise.
14875 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14876 * config/s390/s390.c (s390_emit_prologue): Likewise.
14877 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14878 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14879 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14880 * config/sh/sh.c (prepare_move_operands): Likewise.
14881 (output_stack_adjust, sh_expand_epilogue): Likewise.
14882 (sh_set_return_address, sh_expand_t_scc): Likewise.
14883 * config/sparc/sparc.c (load_pic_register): Likewise.
14884 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14885 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14886 * config/v850/v850.c (expand_epilogue): Likewise.
14888 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14890 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14891 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14892 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14893 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14894 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14895 stack pointer register.
14896 (output_movhi): Remove code for interrupt specific writing to the
14897 stack pointer register.
14899 2008-05-31 Richard Guenther <rguenther@suse.de>
14901 PR tree-optimization/34244
14902 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14903 (tree_expr_nonzero_warnv_p): Likewise.
14904 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14905 ssa_name_nonnegative_p.
14906 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14907 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14908 not tree_expr_nonzero_warnv_p.
14910 PR tree-optimization/36262
14912 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14914 PR tree-optimization/34244
14915 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14916 (record_numbers_of_iterations): New function.
14917 (execute_vrp): Cache the numbers of iterations of loops.
14918 * tree-scalar-evolution.c (scev_reset_except_niters):
14920 (scev_reset): Use scev_reset_except_niters.
14921 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14923 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14926 __WORKAROUND_RETS when appropriate.
14928 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14930 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14931 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14933 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14934 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14935 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14936 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14937 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14938 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14939 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14940 *fop_df_1_sse insn patterns using MODEF mode iterator.
14941 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14942 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14943 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14944 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14945 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14946 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14947 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14948 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14949 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14950 (*fop_xf_5_i387): Ditto.
14951 (*fop_xf_6_i387): Ditto.
14953 2008-05-30 Richard Guenther <rguenther@suse.de>
14955 * builtins.c (build_string_literal): Avoid generating
14956 a non-gimple_val result.
14958 2008-05-30 DJ Delorie <dj@redhat.com>
14960 * exec-tool.in: Use an environment variable (private) instead of a
14961 file (shared) as a semaphore, so as to not break parallel builds.
14963 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14965 * optabs.c (maybe_encapsulate_block): Remove.
14966 (emit_libcall_block): Adjust accordingly.
14967 * optabs.h (maybe_encapsulate_block): Remove prototype.
14969 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14970 Don't use maybe_encapsulate_block.
14972 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14974 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14975 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14976 rtx is a SYMBOL_REF before calling get_pool_constant.
14978 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14980 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14982 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14984 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14985 rather than OS names to choose INO_T_EQ definition.
14986 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14987 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14989 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14992 * config/darwin-f.c: New.
14993 * config/t-darwin: Added rule to build darwin-f.o.
14994 * config.gcc: Defined new variable, fortran_target_objs.
14995 (*-*-darwin*): Set fortran_target_objs.
14996 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14997 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14998 * configure: Regenerated.
15000 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15003 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15004 canonical type if needed.
15006 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15008 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15010 2008-05-29 Richard Guenther <rguenther@suse.de>
15012 PR tree-optimization/36343
15013 PR tree-optimization/36346
15014 PR tree-optimization/36347
15015 * tree-flow.h (clobber_what_p_points_to): Declare.
15016 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15017 pointed-to variable is dereferenced is irrelevant to whether
15018 the pointer can access the pointed-to variable.
15019 (clobber_what_p_points_to): New function.
15020 * tree-ssa-alias.c (set_initial_properties): Use it.
15021 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15022 call clobber check for NMTs.
15024 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15026 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15027 for printing gcov_type.
15029 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15031 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15032 and the eh region information.
15033 * value-prof.c (gimple_move_stmt_histograms): New function.
15034 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15036 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15038 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15040 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15042 * value-prof.c (tree_ic_transform): Print counts.
15043 * tree-profile.c (tree_gen_ic_func_profiler):
15044 Clear __gcov_indreict_call_callee variable to avoid misattribution
15047 2008-05-28 Rafael EspÃndola <espindola@google.com>
15049 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15052 2008-05-28 Richard Guenther <rguenther@suse.de>
15054 PR tree-optimization/36339
15055 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15056 and clobbering code out of the loop.
15058 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15060 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15063 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15064 s390_contiguous_bitmask_p, s390_symref_operand_p,
15065 s390_check_symref_alignment, s390_reload_larl_operand,
15066 s390_reload_symref_address): New functions.
15067 (s390_branch_condition_mnemonic): Support compare and branch
15069 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15070 and 'W' constraints.
15071 (s390_secondary_reload): Add secondary reloads for unaligned
15072 symbol refs or symbol refs to floating point or QI/TI mode
15074 (legitimate_address_p): Accept symbol references as addresses.
15075 (s390_expand_insv): Use rotate and insert selected bits
15076 instruction for insv when building for z10.
15077 (print_operand_address): Handle symbol ref addresses.
15078 (print_operand): Output modifier 'c' added for signed byte values.
15079 (s390_encode_section_info): Mark symbol refs with
15080 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15082 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15083 (length attribute): RRF, RRR have 4 byte length.
15084 (FPALL, INTALL): New mode iterators added.
15085 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15086 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15087 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15088 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15089 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15090 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15091 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15092 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15094 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15095 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15096 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15097 reload<INTALL:mode><P:mode>_toreg_z10,
15098 reload<FPALL:mode><P:mode>_tomem_z10,
15099 reload<FPALL:mode><P:mode>_toreg_z10,
15100 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15101 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15102 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15103 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15105 (movmem, clrmem, cmpmem): New splitters added.
15107 * config/s390/predicates.md (larl_operand): Use
15108 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15109 SYMBOL_REF_ALIGN1_P.
15110 (s390_signed_integer_comparison,
15111 s390_unsigned_integer_comparison): New predicates.
15113 * config/s390/s390-protos.h (s390_check_symref_alignment,
15114 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15115 s390_reload_symref_address,
15116 s390_compare_and_branch_condition_mask): Prototypes added.
15118 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15119 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15120 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15122 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15124 * config/s390/s390.c (z10_cost): New cost function for z10.
15125 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15126 (s390_issue_rate): Adjust issue rate for z10.
15127 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15128 (processor_flags): Add PF_Z10.
15129 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15130 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15131 * gcc/config.gcc: Add z10.
15133 2008-05-28 Richard Guenther <rguenther@suse.de>
15135 PR tree-optimization/36291
15136 * tree-flow. h (struct gimple_df): Remove var_anns member.
15137 * tree-flow-inline.h (gimple_var_anns): Remove.
15138 (var_ann): Simplify.
15139 * tree-dfa.c (create_var_ann): Simplify.
15140 (remove_referenced_var): Clear alias info from var_anns of globals.
15141 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15142 (delete_tree_ssa): Clear alias info from var_anns of globals.
15143 Do not free var_anns.
15144 (var_ann_eq): Remove.
15145 (var_ann_hash): Likewise.
15147 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15149 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15150 and loongson2f entries.
15151 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15152 * config/mips/mips.h (processor_type): Add Loongson-2E
15153 and Loongson-2F entries.
15154 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15155 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15156 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15157 * doc/invoke.texi (MIPS Options): Document loongson2e
15158 and loongson2f processor names.
15160 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15164 * config/i386/i386.c (ix86_function_arg_boundary): Use
15165 alignment of canonical type.
15166 (ix86_expand_vector_move): Check unaligned memory access for
15169 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15171 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15172 Moved to the front of file.
15174 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15175 H.J. Lu <hongjiu.lu@intel.com>
15177 * dwarf2out.c (current_fde): New.
15179 (lookup_cfa:): Likewise.
15180 (dwarf2out_end_epilogue): Likewise.
15181 (dwarf2out_note_section_used): Likewise.
15183 2008-05-27 Michael Matz <matz@suse.de>
15186 * c.opt (Wenum-compare): New warning option.
15187 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15189 2008-05-27 Michael Matz <matz@suse.de>
15191 PR middle-end/36326
15192 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15194 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15195 into memory as tail calls.
15197 2008-05-27 Richard Guenther <rguenther@suse.de>
15199 PR tree-optimization/36339
15200 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15201 pointers cause all addressable variables to be call clobbered.
15203 2008-05-27 Richard Guenther <rguenther@suse.de>
15205 PR tree-optimization/36245
15206 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15208 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15210 * config/s390/s390.md: Replace all occurences of the 'm'
15211 constraint with 'RT'.
15213 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15215 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15217 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15219 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15220 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15221 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15223 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15225 * reload.c: (find_reloads): Skip alternatives according to the
15226 "enabled" attribute. Constify the constraint variable.
15227 * recog.c (get_attr_enabled): Add default implementation.
15228 (extract_insn): Set the alternative_enabled_p array
15229 in the recog_data struct.
15230 (preprocess_constraints, constrain_operands): Skip
15231 alternatives according to the "enabled" attribute
15232 * recog.h (struct recog_data): New field alternative_enabled_p.
15233 (skip_alternative): New inline function.
15234 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15235 (record_reg_classes): Skip alternative according to the
15236 "enabled" attribute.
15238 * doc/md.texi: Add documention for the "enabled" attribute.
15240 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15242 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15243 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15244 constraint with TARGET_MEM_CONSTRAINT.
15245 * recog.c (asm_operand_ok, preprocess_constraints,
15246 constrain_operands): Likewise.
15247 * regclass.c (record_reg_classes): Likewise.
15248 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15249 * reload1.c (maybe_fix_stack_asms): Likewise.
15250 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15251 * recog.h: Adjust comment.
15252 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15253 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15254 * doc/md.texi: Add a note to description of 'm' constraint.
15255 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15257 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15259 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15260 that the bitfield is of integral type before testing its precision.
15262 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15263 Sa Liu <saliu@de.ibm.com>
15265 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15266 __modti3, __udivti3, __umodti3 and __udivmodti4.
15267 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15268 that implement TImode mul and div functions.
15269 * config/spu/multi3.c: New. Implement __multi3.
15270 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15271 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15274 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15276 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15277 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15278 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15279 tls_sysv_suffix): New mode and mode attribute iterators.
15280 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15281 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15282 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15283 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15284 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15287 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15289 PR tree-optimization/36329
15290 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15291 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15292 * cgraphbuild.c (initialize_inline_failed): Use the latter
15293 macro in lieu of the former.
15294 * ipa-inline.c (cgraph_mark_inline): Likewise.
15295 (cgraph_decide_inlining_of_small_function): Likewise.
15296 (cgraph_decide_inlining): Likewise.
15297 (cgraph_decide_inlining_incrementally): Likewise.
15299 2008-05-26 Tristan Gingold <gingold@adacore.com>
15300 Anatoly Sokolov <aesok@post.ru>
15302 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15303 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15304 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15305 optimization for 'avr6' architecture.
15307 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15310 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15312 2008-05-26 Richard Guenther <rguenther@suse.de>
15314 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15315 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15317 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15319 PR middle-end/36253
15320 * caller-save.c (insert_restore): Verify alignment of spill space.
15321 (insert_save): Likewise.
15322 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15323 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15324 (STACK_SLOT_ALIGNMENT): Likewise.
15325 * function.c (LOCAL_ALIGNMENT): Removed.
15326 (get_stack_local_alignment): New.
15327 (assign_stack_local): Use it. Set alignment on stack slot.
15328 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15329 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15330 (STACK_SLOT_ALIGNMENT): New.
15331 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15332 stack slot in XFmode.
15334 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15336 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15339 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15340 argument operand in rax isn't removed.
15342 2008-05-26 Richard Guenther <rguenther@suse.de>
15344 PR middle-end/36300
15345 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15346 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15348 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15351 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15353 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15355 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15356 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15358 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15360 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15361 build a trampoline if we don't want one.
15362 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15363 return zero for nested functions if we don't want a trampoline.
15365 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15367 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15369 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15372 * c.opt: Removed undocumented option '-lang-fortran'.
15373 * c-common.h: Removed global variable 'lang_fortran'.
15374 * c-opts.c (c_common_handle_option): Removed code to handle
15375 option '-lang-fortran'. Updated includes.
15376 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15377 definition of '__GFORTRAN__'.
15378 (define__GNUC__): Reimplemented to use BASEVER and
15379 cpp_define_formatted.
15380 (builtin_define_with_value_n): Removed.
15381 * c-incpath.h: Renamed to ...
15382 * incpath.h: ... this.
15383 * c-incpath.c: Renamed to ...
15384 * incpath.c: ... this. Updated includes.
15385 * fix-header.c: Updated includes.
15386 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15387 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15388 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15390 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15392 * tree.h: Update the table of flags used on tree nodes.
15393 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15394 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15395 (FORCED_LABEL): Add access check.
15396 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15397 (ASM_INPUT_P): Likewise.
15398 (ASM_VOLATILE_P): Likewise.
15399 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15400 (OMP_SECTION_LAST): Access private_flag directly.
15401 (OMP_RETURN_NOWAIT): Likewise.
15402 (OMP_PARALLEL_COMBINED): Likewise.
15403 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15404 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15405 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15406 deprecated_flag directly.
15408 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15410 * final.c (frame_pointer_needed): Removed.
15411 * flags.h (frame_pointer_needed): Likewise.
15413 * function.h (rtl_data): Add frame_pointer_needed.
15414 (frame_pointer_needed): New.
15416 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15418 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15420 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15422 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15425 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15427 * c-common.c (strip_array_types): Move function to..
15429 (get_inner_array_type): Delete.
15430 * c-common.h (strip_array_types): Move declaration to..
15432 (get_inner_array_type): Delete.
15433 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15434 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15435 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15436 * config/pa/pa.c (emit_move_sequence): Likewise.
15438 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15440 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15443 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15445 * function.c: Include target hook for nonlocal_goto frame value.
15447 2008-05-24 Richard Guenther <rguenther@suse.de>
15449 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15450 variable can be only accessed through a pointer or a union.
15452 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15454 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15455 * doc/extend.texi: Likewise.
15457 2008-05-23 DJ Delorie <dj@redhat.com>
15459 * config/m32c/jump.md (untyped_call): Add.
15461 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15462 for A24 to PSImode.
15463 (m32c_address_cost): Detail costs for indirect offsets.
15465 2008-05-23 Rafael EspÃndola <espindola@google.com>
15467 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15468 if a node is a SUBREG.
15469 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15472 2008-05-23 Paul Brook <paul@codesourcery.com>
15473 Carlos O'Donell <carlos@codesourcery.com>
15475 * doc/extend.texi: Clarify use of __attribute__((naked)).
15476 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15477 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15478 * function.c (use_register_for_decl): Use
15479 targetm.calls.allocate_stack_slots_for_args.
15480 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15481 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15482 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15484 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15486 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15488 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15490 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15491 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15492 is only rounded once.
15494 2008-05-23 Richard Guenther <rguenther@suse.de>
15496 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15498 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15499 Jakub Jelinek <jakub@redhat.com>
15502 * configure.ac: Handle --enable-cld.
15503 * configure: Regenerated.
15504 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15505 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15506 (ix86_current_function_needs_cld): New define.
15507 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15508 (cld): New isns pattern.
15509 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15510 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15511 * config/i386/i386.opt (mcld): New option.
15512 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15513 TARGET_CLD and ix86_current_function_needs_cld.
15514 (override_options): Use -mcld by default for 32-bit code if
15517 * doc/install.texi (Options specification): Document --enable-cld.
15518 * doc/invoke.texi (Machine Dependent Options)
15519 [i386 and x86-64 Options]: Add -mcld option.
15520 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15522 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15523 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15524 (return_in_memory_64): Likewise.
15525 (return_in_memory_ms_64): Likewise.
15527 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15529 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15530 * builtins.c (fold_builtin_fpclassify): New.
15531 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15532 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15533 * c-common.c (handle_type_generic_attribute): Adjust to accept
15534 fixed arguments before an elipsis.
15535 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15536 * doc/extend.texi: Document __builtin_fpclassify.
15538 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15540 * omp-low.c (gate_expand_omp_ssa): Remove.
15541 (pass_expand_omp_ssa): Remove.
15542 (gate_expand_omp): Do not check for flag_openmp_ssa.
15543 * common.opt (-fopenmp-ssa): Remove.
15544 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15546 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15548 * config/sh/sh.opt (mfixed-range): New option.
15549 * config/sh/sh-protos.h (sh_fix_range): Declare.
15550 * config/sh/sh.c (sh_fix_range): New function.
15551 * config/sh/sh.h (sh_fixed_range_str): Declare.
15552 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15554 * doc/invoke.texi (SH Options): Document -mfixed-range.
15556 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15558 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15559 it before the redeclaration.
15561 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15563 * config/avr/avr.c (get_sequence_length): Add new function.
15564 (expand_prologue, expand_epilogue): Remove duplicate code.
15566 2008-05-22 Rafael EspÃndola <espindola@google.com>
15568 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15571 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15573 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15574 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15576 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15577 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15578 (vect_update_misalignment_for_peel): Likewise.
15579 (vector_alignment_reachable_p): Likewise.
15580 * tree-vect-transform.c (vectorizable_load): Likewise.
15581 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15582 (get_vectype_for_scalar_type): Pass mode of scalar_type
15583 to UNITS_PER_SIMD_WORD.
15585 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15586 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15587 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15588 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15589 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15591 2008-05-22 Ira Rosen <irar@il.ibm.com>
15593 PR tree-optimization/36293
15594 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15595 if the first load must be skipped because of a gap.
15597 2008-05-22 Richard Guenther <rguenther@suse.de>
15599 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15600 more cases of offset disambiguation that is possible if
15601 strict-aliasing rules apply.
15602 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15603 for basic offset and type-based disambiguation.
15605 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15607 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15608 ix86_expand_vector_set on V16QImode for SSE4.1.
15610 2008-05-21 Tom Tromey <tromey@redhat.com>
15612 * c.opt (Wimport): Mark as undocumented.
15613 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15615 (Warning Options): Likewise.
15616 * doc/cppopts.texi: Don't mention -Wimport.
15618 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15620 PR tree-optimization/36287
15621 PR tree-optimization/36286
15622 * lambda-code.c (build_access_matrix): Do not use the loop->num
15623 for computing the number of induction variables: use the loop depth
15626 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15629 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15630 option -f(no-)leading-underscore.
15632 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15634 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15635 GET_MODE_NUNITS (mode).
15637 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15639 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15640 (-mmulhw): Add 464 to description.
15641 (-mdlmzb): Likewise.
15642 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15643 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15645 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15646 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15647 * config/rs6000/rs6000.md: Update comments for 464.
15649 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15651 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15653 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15655 * config/i386/sse.md (vec_extractv4sf): Removed.
15656 (vec_extractv2df): Likewise.
15657 (vec_extractv2di): Likewise.
15658 (vec_extractv4si): Likewise.
15659 (vec_extractv8hi): Likewise.
15660 (vec_extractv16qi): Likewise.
15661 (vec_extract<mode>): New.
15663 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15665 * config/i386/sse.md (vec_setv4sf): Removed.
15666 (vec_setv2df): Likewise.
15667 (vec_setv2di): Likewise.
15668 (vec_setv4si): Likewise.
15669 (vec_setv8hi): Likewise.
15670 (vec_setv16qi): Likewise.
15671 (vec_set<mode>): New.
15673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15675 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15676 goto for vec_concat and vec_interleave.
15678 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15680 * config/i386/sse.md (vec_initv4sf): Removed.
15681 (vec_initv2df): Likewise.
15682 (vec_initv2di): Likewise.
15683 (vec_initv4si): Likewise.
15684 (vec_initv8hi): Likewise.
15685 (vec_initv16qi): Likewise.
15686 (vec_init<mode>): New.
15688 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15690 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15692 2008-05-21 Tom Tromey <tromey@redhat.com>
15694 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15695 (zone_find_object_offset): Likewise.
15696 (gt_ggc_m_S): Likewise.
15697 (highest_bit): Likewise.
15698 * ggc-page.c (gt_ggc_m_S): New function.
15699 * stringpool.c (string_stack): Remove.
15700 (init_stringpool): Update.
15701 (ggc_alloc_string): Use ggc_alloc.
15702 (maybe_delete_ident): New function.
15703 (ggc_purge_stringpool): Likewise.
15704 (gt_ggc_m_S): Remove.
15705 * ggc-common.c (ggc_protect_identifiers): New global.
15706 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15707 ggc_protect_identifiers.
15708 * ggc.h (ggc_protect_identifiers): Declare.
15709 (gt_ggc_m_S): Update.
15710 (ggc_purge_stringpool): Declare.
15711 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15712 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15714 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15716 2008-05-21 David S. Miller <davem@davemloft.net>
15718 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15721 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15723 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15726 2008-05-20 David Daney <ddaney@avtrex.com>
15728 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15729 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15730 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15731 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15732 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15733 (atomic_hiqi_op): New define_code_iterator.
15734 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15735 mips_expand_compare_and_swap_12.
15736 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15737 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15738 (sync_<optab><mode>, sync_old_<optab><mode>,
15739 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15740 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15741 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15742 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15743 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15744 (test_and_set_12): New insn.
15745 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15746 sync_new_<optab><mode>, sync_old_nand<mode>,
15747 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15748 clobber to operand 0 for SI and DI mode insns.
15749 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15750 mips_gen_fn_4): New typedefs.
15751 (mips_gen_fn_ptrs): Define new union type.
15752 (mips_expand_compare_and_swap_12): Remove declaration.
15753 (mips_expand_atomic_qihi): Declare function.
15754 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15755 (mips_expand_atomic_qihi): ... this. Use new generator function
15757 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15758 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15759 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15760 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15761 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15762 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15763 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15764 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15765 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15766 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15769 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15771 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15774 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15776 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15777 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15778 (avr_attribute_table): Add 'OS_main' function attribute.
15779 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15780 functions with 'OS_main' attribute.
15782 2008-05-20 Richard Guenther <rguenther@suse.de>
15784 PR tree-optimization/35204
15785 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15786 helper, split out from ...
15787 (DFS): ... here. Make the DFS walk non-recursive.
15789 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15790 Jan Sjodin <jan.sjodin@amd.com>
15792 PR tree-optimization/36181
15793 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15794 (parallelize_loops): Don't parallelize when the loop has vector
15797 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15798 Sebastian Pop <sebastian.pop@amd.com>
15800 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15801 matrix, and never look at the tree representation of the memory
15803 (linear_transform_loops): Computes parameters and access matrices.
15804 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15806 (access_matrix_get_index_for_parameter): New.
15807 * tree-data-ref.h (struct access_matrix): New.
15808 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15809 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15810 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15811 am_vector_index_for_loop): New.
15812 (struct data_reference): Add field access_matrix.
15813 (DR_ACCESS_MATRIX): New.
15814 (compute_data_dependences_for_loop): Update declaration.
15815 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15816 * lambda.h (lambda_vector_vec_p): Declared.
15817 * lambda-code.c: Depend on pointer-set.h.
15818 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15819 av_for_af_base, av_for_af, build_access_matrix,
15820 lambda_compute_access_matrices): New.
15821 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15823 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15825 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15826 $SOURCEDIR/include.
15828 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15829 Sebastian Pop <sebastian.pop@amd.com>
15831 PR tree-optimization/36206
15832 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15834 (instantiate_scev_1): Rename flags to fold_conversions.
15835 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15836 outeside instantiation_loop.
15837 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15838 (evolution_function_is_affine_or_constant_p): Removed.
15839 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15841 (analyze_siv_subscript): Pass in the loop nest number.
15842 Call evolution_function_is_affine_in_loop instead of
15843 evolution_function_is_affine_p.
15844 (analyze_overlapping_iterations): Pass in the loop nest number.
15846 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15847 Sebastian Pop <sebastian.pop@amd.com>
15849 PR tree-optimization/36206
15850 * tree-chrec.h (chrec_fold_op): New.
15851 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15854 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15856 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15858 (remove_duplicates): Do not set inode on non-inode systems.
15861 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15863 * config.gcc (tm_file): Update comments about relative pathnames.
15865 2008-05-20 Richard Guenther <rguenther@suse.de>
15867 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15868 * tree-ssa-sccvn.c (process_scc): Likewise.
15869 * tree-ssa-sink.c (execute_sink_code): Likewise.
15870 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15871 * tree-vrp.c (process_assert_insertions): Likewise.
15872 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15873 (perform_tree_ssa_dce): Likewise.
15874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15875 (dump_dominator_optimization_stats): Likewise.
15876 * tree-vectorizer.c (vectorize_loops): Likewise.
15878 2008-05-20 Richard Guenther <rguenther@suse.de>
15880 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15882 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15884 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15885 (ix86_i386elf_return_in_memory): Likewise.
15886 (ix86_i386interix_return_in_memory): Likewise.
15887 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15888 (SUBTARGET_RETURN_IN_MEMORY): New.
15889 * config/i386/i386elf.h: Likewise.
15890 * config/i386/ptx4-i.h: Likewise.
15891 * config/i386/sol2-10.h: Likewise.
15892 * config/i386/sysv4.h: Likewise.
15893 * config/i386/vx-common.h: Likewise.
15894 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15895 * config/i386/i386.c (ix86_return_in_memory): Made static and
15896 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15897 (ix86_i386elf_return_in_memory): Removed.
15898 (ix86_i386interix_return_in_memory): Removed.
15899 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15900 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15902 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15904 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15906 2008-05-19 Xinliang David Li <davidxl@google.com>
15908 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15910 * common.opt: Ditto.
15911 * doc/invoke.texi: Ditto.
15913 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15915 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15916 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15918 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15920 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15921 sizes of operand array from 8/4 to 4/2.
15922 (ix86_expand_vector_init_general): Change size of operand array
15923 from 32 to 16. Remove op0, op1 and half_mode.
15925 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15927 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15928 (ix86_expand_vector_init_interleave): Likewise.
15929 (ix86_expand_vector_init_general): Use them. Assert
15930 word_mode == SImode when n_words == 4.
15932 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15934 * config/i386/i386.c (ix86_secondary_reload): New static function.
15935 (TARGET_SECONDARY_RELOAD): New define.
15936 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15937 * config/i386/i386.md (reload_outqi): Remove.
15939 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15941 PR middle-end/35509
15942 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15943 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15944 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15945 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15946 (fold_builtin_1): Likewise.
15947 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15948 c-common.c (check_builtin_function_arguments): Handle
15949 BUILT_IN_ISINF_SIGN.
15950 * doc/extend.texi: Document __builtin_isinf_sign.
15951 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15953 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15955 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15956 EH cleanup at the end of the pass, search for those that have been
15957 turned into forwarder blocks and do the cleanup on their successor.
15959 2008-05-18 Richard Guenther <rguenther@suse.de>
15961 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15962 pointers to sizetype and vice versa.
15964 2008-05-18 Xinliang David Li <davidxl@google.com>
15966 * gcc/tree-ssa-dce.c: Coding style fix.
15967 (check_pow): Documentation comment.
15968 (check_log): Documenation comment. Coding style fix.
15969 (is_unnecessary_except_errno_call): Ditto.
15970 (gen_conditions_for_pow): Ditto.
15971 (gen_conditions_for_log): Ditto.
15972 (gen_shrink_wrap_conditions): Ditto.
15973 (shrink_wrap_one_built_in_calls): Ditto.
15974 * gcc/doc/invoke.texi: Better documentation string.
15975 * ChangeLog: Fix wrong change log entries from
15976 May 17 checkin on function call DCE.
15978 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15980 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15982 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15984 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15985 * df-problems.c (simulation routines): Fixed block comment to
15986 properly say how to add forwards scanning functions.
15988 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15990 * tree-inline.c (setup_one_parameter): Remove dead code.
15992 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15994 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15995 a BIT_AND_EXPR only for an INTEGER_TYPE.
15997 2008-05-17 Xinliang David Li <davidxl@google.com>
15999 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16000 (check_pow, check_log, is_unnecessary_except_errno_call): New
16001 functions to check for eliminating math functions that are pure
16002 except for setting errno.
16003 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16004 general condition expressions for shrink-wrapping pow/log calls.
16005 (gen_shrink_wrap_conditions): Ditto.
16006 (shrink_wrap_one_built_in_call): Ditto.
16007 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16008 (mark_operand_necessary): If debugging, output if OP is necessary.
16009 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16011 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16013 * gcc/common.opt: New user flag -ftree-builtin-dce.
16014 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16016 2008-05-16 David S. Miller <davem@davemloft.net>
16018 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16019 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16021 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16024 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16026 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16028 * ifcvt.c (dead_or_predicable): Rename
16029 df_simulate_one_insn_backwards to df_simulate_one_insn.
16030 * recog.c (peephole2_optimize): Ditto.
16031 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16033 * df.h: Rename df_simulate_one_insn_backwards to
16034 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16035 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16036 scanning of defs and uses.
16037 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16038 (df_simulate_one_insn_forwards): Removed.
16040 2008-05-16 Doug Kwan <dougkwan@google.com>
16042 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16044 (real_from_string): Handle NaNs and Inf as approriate.
16046 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16048 * doc/gty.texi (Source Files Containing Type Information): Note
16049 that headers should appear first in the gtfiles list.
16051 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16053 * tree.def (COND_EXEC): Properly documented this code.
16055 2008-05-16 Diego Novillo <dnovillo@google.com>
16057 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16058 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16061 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16063 * tree-ssa-dse (max_stmt_uid): Removed.
16064 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16065 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16066 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16067 * function.h (cfun.last_stmt_uid): New field.
16068 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16069 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16071 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16072 (create_stmt_ann): Initialize the ann->uid field.
16073 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16075 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16077 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16079 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16080 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16081 (init_empty_tree_cfg): Call it.
16083 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16085 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16088 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16090 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16091 * tree-dump.c (dump_options): New verbose option.
16092 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16094 * tree-pass.h (TDF_VERBOSE): New dump flag.
16095 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16096 (tree-flow.h): Added include.
16097 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16099 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16101 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16103 From Jie Zhang <jie.zhang@analog.com>
16104 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16105 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16106 mcpu=bf561-none and mcpu=bf561-0.2.
16107 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16108 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16109 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16110 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16111 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16112 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16113 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16115 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16116 (cputype_selected): Remove.
16117 (bfin_handle_option): Don't use cputype_selected.
16118 (override_options): When no mcpu option, enable all workarounds.
16119 Don't use bfin_workarounds.
16120 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16122 (DEFAULT_CPU_TYPE): Don't define.
16124 2008-05-16 Richard Guenther <rguenther@suse.de>
16126 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16127 on deletion of the last stmt.
16129 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16131 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16132 V8HImode for SSE2 and V16QImode for SSE4.1.
16134 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16136 * cgraph.h (compute_inline_parameters): Made public.
16137 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16138 variable_generate_summary, function_write_summary,
16139 variable_write_summary, variable_read_summary. Added generate_summary,
16140 write_summary, read_summary.
16141 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16142 pass_ipa_inline.function_generate_summary, to
16143 compute_inline_parameters.
16144 * ipa-inline.c (compute_inline_parameters): Made public and added
16146 (compute_inline_parameters_for_current): New function.
16147 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16148 (inline_generate_summary): Removed parameter and made to loop over
16150 (pass_ipa_inline): Updated for new IPA_PASS structure.
16151 * passes.c (execute_ipa_summary_passes): Now is called once per
16152 pass rather than once per node*pass.
16154 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16156 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16157 avr_have_mul_p, avr_asm_only_p): Remove variables.
16158 (avr_override_options): Remove initialization of removed variables.
16159 (avr_file_start): Convert removed variables to fields of
16160 'struct base_arch_s *avr_current_arch'.
16161 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16162 (AVR_HAVE_MUL): (Ditto.).
16163 (AVR_HAVE_MOVW): (Ditto.).
16164 (AVR_HAVE_LPMX): (Ditto.).
16165 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16166 avr_asm_only_p): Remove declaration.
16168 2008-05-15 Diego Novillo <dnovillo@google.com>
16170 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16171 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16173 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16175 PR middle-end/36194
16176 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16177 Don't call record_truncated_value from here.
16178 (record_truncated_value): Turn it into a for_each_rtx callback.
16179 (record_truncated_values): New function.
16180 (combine_instructions): Call note_uses with record_truncated_values.
16181 Change name of check_conversion to check_promoted_subreg.
16183 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16185 * doc/sourcebuild.texi: Document support for torture tests.
16187 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16190 to alternative 4 of operand 2.
16192 2008-05-15 Richard Guenther <rguenther@suse.de>
16194 * tree-pass.h (current_pass): Declare.
16195 (get_pass_for_id): Likewise.
16196 * passes.c (passes_by_id, passes_by_id_size): New globals.
16197 (set_pass_for_id): New function.
16198 (get_pass_for_id): Likewise.
16199 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16200 (execute_function_todo): Flush per function statistics.
16201 * toplev.c (compile_file): Init statistics.
16202 (general_init): Do early statistics initialization.
16203 (finalize): Finish statistics.
16204 * statistics.h (statistics_early_init): Declare.
16205 (statistics_init): Likewise.
16206 (statistics_fini): Likewise.
16207 (statistics_fini_pass): Likewise.
16208 (statistics_counter_event): Likewise.
16209 (statistics_histogram_event): Likewise.
16210 * statistics.c: New file.
16211 * Makefile.in (OBJS-common): Add statistics.o.
16212 (statistics.o): Add dependencies.
16213 * doc/invoke.texi (-fdump-statistics): Document.
16215 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16216 (insert): Likewise.
16217 (execute_pre): Use statistics_counter_event.
16218 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16219 (substitute_and_fold): Increment it. Use statistics_counter_event.
16221 2008-05-15 Diego Novillo <dnovillo@google.com>
16223 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16225 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16226 * tree-ssa-alias.c (new_type_alias): Remove references to
16227 sub-variables from comment.
16228 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16230 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16232 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16233 attribute to 1 only for insertps alternative.
16235 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16237 * config/bfin/bfin.md (loadbytes): New pattern.
16238 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16239 (bfin_init_builtins): Initialize it.
16240 (bdesc_1arg): Add it.
16242 2008-05-15 Sa Liu <saliu@de.ibm.com>
16244 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16245 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16246 * testsuite/lib/target-supports.exp: Add
16247 check_effective_target_fortran_integer_16.
16249 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16251 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16252 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16253 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16254 (TARGET_RETURN_IN_MEMORY): Define.
16256 2008-05-15 Richard Guenther <rguenther@suse.de>
16258 PR middle-end/36244
16259 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16260 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16261 represent unmodifiable vars.
16263 2008-05-15 Richard Guenther <rguenther@suse.de>
16265 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16266 INDIRECT_REF and TARGET_MEM_REF.
16267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16270 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16271 H.J. Lu <hongjiu.lu@intel.com>
16273 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16274 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16275 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16276 insn alternatives. Add missing alternatives.
16277 (*vec_concatv2di_rex64_sse4_1): Likewise.
16278 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16279 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16280 Require TARGET_SSE.
16282 2008-05-15 Richard Guenther <rguenther@suse.de>
16284 PR tree-optimization/36009
16285 PR tree-optimization/36204
16286 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16287 (determine_invariantness_stmt): Record the loop a store is
16288 always executed in.
16289 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16292 2008-05-15 Richard Guenther <rguenther@suse.de>
16294 PR tree-optimization/34330
16295 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16296 through the pointer will alias the SMT.
16298 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16300 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16302 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16304 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16306 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16307 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16309 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16310 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16311 (vashl_optab): New optab for vector/vector shifts.
16312 (vashr_optab): Ditto.
16313 (vlshr_optab): Ditto.
16314 (vrotl_optab): Ditto.
16315 (vrotr_optab): Ditto.
16316 (optab_subtype): New enum for optab_for_tree_code call.
16317 (optab_for_tree_code): Add enum optab_subtype argument.
16319 * optabs.c (optab_for_tree_code): Take an additional argument to
16320 distinguish between a vector shift by a scalar and vector shift by
16321 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16322 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16323 vector shift by a vector.
16324 (expand_widen_pattern_expr): Pass additional argument to
16325 optab_for_tree_code.
16327 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16328 vrotl_optab, vrotr_optab.
16330 * expr.c (expand_expr_real_1): Update calls to
16331 optab_for_tree_code to distinguish between vector shifted by a
16332 scalar and vector shifted by a vector.
16333 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16334 (supportable_narrowing_operation): Ditto.
16335 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16336 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16337 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16338 (vect_create_epilog_for_reduction): Ditto.
16339 (vectorizable_reduction): Ditto.
16340 (vectorizable_operation): Ditto.
16341 (vect_strided_store_supported): Ditto.
16342 (vect_strided_load_supported): Ditto.
16343 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16344 * expmed.c (expand_shift): Ditto.
16346 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16348 (ashr@var{m}3): Ditto.
16349 (vashl@var{m}3): Document new vector/vector shift standard name.
16350 (vashr@var{m}3): Ditto.
16351 (vlshr@var{m}3): Ditto.
16352 (vrotl@var{m}3): Ditto.
16353 (vrotr@var{m}3): Ditto.
16355 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16356 (PPERM_INVERT): Ditto.
16357 (PPERM_REVERSE): Ditto.
16358 (PPERM_REV_INV): Ditto.
16359 (PPERM_ZERO): Ditto.
16360 (PPERM_ONES): Ditto.
16361 (PPERM_SIGN): Ditto.
16362 (PPERM_INV_SIGN): Ditto.
16363 (PPERM_SRC1): Ditto.
16364 (PPERM_SRC2): Ditto.
16366 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16367 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16368 allows a memory operand to be the value being added, and split it
16369 to improve vectorization.
16370 (sse5_pmacsdqh_mem): Ditto.
16371 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16372 (sse5_mulv2div2di3_high): Ditto.
16373 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16374 (vec_pack_trunc_v4si): Ditto.
16375 (vec_pack_trunc_v2di): Ditto.
16376 (sse5_pcmov_<mode>): Remove code that tried to use use
16377 andps/andnps instead of pcmov.
16378 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16379 pmacsdqh instructions.
16380 (vec_widen_smult_lo_v4si): Ditto.
16382 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16383 (PPERM_INVERT): Ditto.
16384 (PPERM_REVERSE): Ditto.
16385 (PPERM_REV_INV): Ditto.
16386 (PPERM_ZERO): Ditto.
16387 (PPERM_ONES): Ditto.
16388 (PPERM_SIGN): Ditto.
16389 (PPERM_INV_SIGN): Ditto.
16390 (PPERM_SRC1): Ditto.
16391 (PPERM_SRC2): Ditto.
16392 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16394 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16396 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16397 says ignore whether the last reference is a memory operand.
16399 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16400 Paolo Bonzini <bonzini at gnu dot org>
16402 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16405 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16406 (vlshr<mode>3): Rename from vlshr<mode>3.
16407 (vashr<mode>3): Rename from vashr<mode>3.
16408 (mulv4sf3): Change the names of vector shift patterns.
16412 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16415 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16440 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16441 (floatunssidf2_internal): Change vector/vector shift names.
16442 (floatunsdidf2_internal): Ditto.
16449 (vashl<mode>3): Rename from ashl<mode>3.
16450 (vashr<mode>3): Rename from ashr<mode>3.
16451 (vlshr<mode>3): Rename from lshr<mode>3.
16452 (vrotl<mode>3): Rename from rotl<mode>3.
16454 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16457 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16458 multiply gives the wrong value when doing widening multiplies.
16459 (vec_widen_smult_lo_v4si): Ditto.
16461 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16463 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16464 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16465 emit_library_call_value.
16466 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16467 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16468 * calls.c (initialize_argument_information, precompute_arguments,
16469 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16470 (precompute_arguments): Removed flags parameter.
16471 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16473 2008-05-14 Richard Guenther <rguenther@suse.de>
16475 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16476 Make sure to register the store if the use is a PHI_NODE.
16478 2008-05-14 Olivier Hainque <hainque@adacore.com>
16480 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16481 memory if the component is to be referenced in BLKmode according
16482 to get_inner_reference.
16484 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16486 * calls.c (emit_library_call_value_1): Restore code clearing
16487 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16489 2008-05-14 Olivier Hainque <hainque@adacore.com>
16490 Nicolas Roche <roche@adacore.com>
16492 * configure.ac: Add support for a "gcc_subdir" variable in
16493 config-lang.in, to denote a subdirectory where the language/GCC
16494 integration files are to be found.
16495 * configure: Regenerate.
16497 2008-05-14 Ira Rosen <irar@il.ibm.com>
16499 PR tree-optimization/36098
16500 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16501 value for the first load in the group in case of a gap.
16502 (vect_build_slp_tree): Check that there are no gaps in loads.
16504 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16506 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16507 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16508 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16509 emit_insn and remove unneeded code to construct extra args.
16510 (emit_no_conflict_block): Removed.
16511 * optabls.h: (emit_no_conflict_block): Removed.
16512 * cse.c (cse_extended_basic_block): Remove search for
16513 REG_NO_CONFLICT note.
16514 * global.c: Removed incorrect comment added in revision 117.
16515 * expr.c (convert_move): Change call to emit_no_conflict_block to
16517 * recog.c: Change comments so that they do not mention
16519 * local_alloc.c (combine_regs): Removed last parameter.
16520 (no_conflict_p): Removed.
16521 (block_alloc): Removed note, no_conflict_combined_regno and set
16522 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16523 (combine_regs): Removed already_dead and code to look for
16524 REG_NO_CONFLICT notes.
16525 * lower_subreg (remove_retval_note): Removed code to look for
16526 REG_NO_CONFLICT block.
16527 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16528 (resolve_clobber): Remove code to process libcalls that have
16529 REG_NO_CONFLICT notes.
16530 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16532 * combine.c (can_combine_p, distribute_notes): Removed
16533 REG_NO_CONFLICT case.
16534 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16536 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16537 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16539 * reg-notes.def (NO_CONFLICT): Removed.
16541 2008-05-14 David S. Miller <davem@davemloft.net>
16543 * config/sparc/sparc.c (sparc_profile_hook): If
16544 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16548 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16550 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16552 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16555 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16556 and op1 expansion before vector concat to have less live pseudos.
16558 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16560 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16561 ix86_expand_vector_set if supported.
16563 2008-05-13 Diego Novillo <dnovillo@google.com>
16564 Kenneth Zadeck <zadeck@naturalbridge.com>
16566 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16568 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16569 phinodes_print_statistics, init_ssanames, fini_ssanames,
16570 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16571 release_ssa_name, release_defs, replace_ssa_name_symbol,
16572 ssanames_print_statistics): Move ...
16573 * tree-flow.h: ... here.
16574 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16575 Use FN instead of cfun.
16576 (make_ssa_name_fn): Rename from make_ssa_name.
16577 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16578 * tree-flow-inline.h (make_ssa_name): Move from
16579 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16580 * omp-low.c (expand_omp_parallel):
16581 * tree-flow-inline.h (redirect_edge_var_map_result):
16582 * tree-ssa.c (init_tree_ssa): Add argument FN.
16583 Use it instead of cfun. Update all users.
16585 2008-05-13 Tom Tromey <tromey@redhat.com>
16587 PR preprocessor/22168:
16588 * doc/cpp.texi (Top): Update menu.
16589 (Alternatives to Wrapper #ifndef): New node.
16590 (Other Directives): Document deprecation.
16591 (Obsolete Features): Remove menu.
16592 (Assertions): Merge node into Obsolete Features.
16593 (Obsolete once-only headers): Move earlier; rename to Alternatives
16594 to Wrapper #ifndef.
16595 * doc/cppopts.texi: Update.
16596 * c.opt (Wdeprecated): Enable for C and ObjC.
16597 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16598 (C++ Dialect Options): Move -Wno-deprecated from here to...
16599 (Warning Options): ... here.
16601 2008-05-13 Richard Guenther <rguenther@suse.de>
16603 PR middle-end/36227
16604 * fold-const.c (fold_sign_changed_comparison): Do not allow
16605 changes in pointer-ness.
16607 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16610 * config/sh/sh.c (sh_expand_prologue): Don't clear
16611 RTX_FRAME_RELATED_P for push insns.
16613 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16615 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16617 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16619 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16620 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16621 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16623 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16625 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16626 (*vec_concatv4sf_sse): This.
16627 (*sse2_concatv2si): Renamed to ...
16628 (*vec_concatv2si_sse2): This.
16629 (*sse1_concatv2si): Renamed to ...
16630 (*vec_concatv2si_sse): This.
16631 (*vec_concatv2di_rex): Renamed to ...
16632 (*vec_concatv2di_rex64): This.
16633 (*vec_concatv2si_sse4_1): New.
16634 (*vec_concatv2di_rex64_sse4_1): Likewise.
16636 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16638 PR rtl-optimization/36111
16639 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16640 that was created for swappable operands.
16642 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16645 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16646 * configure.ac: Add call to ACX_PROG_GNAT.
16648 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16650 * optc-gen.awk: Fix comment typo.
16652 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16654 * pretty-print.c (pp_integer_with_precision): Use
16655 HOST_LONG_LONG_FORMAT.
16657 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16659 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16661 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.c (bdesc_ptest): Removed.
16664 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16665 (bdesc_args): Add __builtin_ia32_ptestz128,
16666 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16667 (ix86_init_mmx_sse_builtins): Updated.
16668 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16669 (ix86_expand_builtin): Updated.
16671 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16673 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16674 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16676 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16678 * value-prof.c (interesting_stringop_to_profile): Do not
16679 return early for BUILT_IN_MEMPCPY.
16681 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16683 * calls.c (expand_call): Don't use callgraph to increase
16684 preferred_stack_boundary.
16686 * cgraph.h (cgraph_rtl_info): Use unsigned on
16687 preferred_incoming_stack_boundary.
16689 * final.c (rest_of_clean_state): Use unsigned on
16690 preferred_stack_boundary.
16692 2008-05-09 Tom Tromey <tromey@redhat.com>
16694 PR preprocessor/22231:
16695 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16698 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16700 PR tree-optimization/36129
16701 * tree-ssa-ccp.c: Include value-prof.h.
16702 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16703 built-in function was folded to a constant.
16704 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16706 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16707 Sebastian Pop <sebastian.pop@amd.com>
16709 * tree-scalar-evolution.c: Document instantiate_scev.
16710 (instantiate_parameters_1): Renamed instantiate_scev_1.
16711 Don't use the same loop for instantiation_loop and evolution_loop.
16712 (instantiate_scev): New.
16713 (instantiate_parameters): Moved...
16714 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16715 same loop twice. Maintains the semantics for this function.
16716 * tree-scalar-evolution.h (instantiate_scev): Declare.
16717 (instantiate_parameters): ...here. Now static inline.
16718 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16719 instead of resolve_mixers.
16721 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16723 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16725 2008-05-09 Tomas Bily <tbily@suse.cz>
16727 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16728 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16729 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16730 * c-common.c (c_common_truthvalue_conversion): Likewise.
16731 * tree-object-size.c (compute_object_offset): Likewise.
16732 * tree-inline.c (estimate_num_insns_1): Likewise.
16733 * varasm.c (const_hash_1, compare_constant, copy_constant)
16734 (compute_reloc_for_constant, output_addressed_constants)
16735 (initializer_constant_valid_p): Likewise.
16736 * c-omp.c (check_omp_for_incr_expr): Likewise.
16737 * gimplify.c (gimplify_expr): Likewise.
16738 * c-typeck.c (c_finish_return): Likewise.
16739 * tree-vectorizer.c (supportable_widening_operation)
16740 (supportable_narrowing_operation): Likewise.
16741 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16742 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16743 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16744 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16745 (descr_info_loc): Likewise.
16746 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16747 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16748 (fold_unary): Likewise.
16749 * builtins.c (get_pointer_alignment): Likewise.
16750 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16751 (instantiate_parameters_1): Likewise.
16752 * tree.c (expr_align, stabilize_reference): Likewise.
16753 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16754 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16755 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16756 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16757 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16758 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16760 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16761 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16762 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16763 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16764 (forward_propagate_comparison)
16765 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16766 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16767 * emit-rtl.c (component_ref_for_mem_expr)
16768 (set_mem_attributes_minus_bitpos): Likewise.
16769 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16770 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16772 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16773 (build_function_call, pointer_diff, build_compound_expr)
16774 (c_finish_return): Likewise.
16775 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16776 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16778 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16779 * expr.c (is_aligning_offset): Likewise.
16780 * tree-ssa-alias.c (is_escape_site): Likewise.
16781 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16782 (check_all_va_list_escapes): Likewise.
16783 * tree-ssa-loop-ivopts.c (determine_base_object)
16784 (determine_common_wider_type): Likewise.
16785 * dojump.c (do_jump): Likewise.
16786 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16787 * tree-gimple.c (is_gimple_cast): Likewise.
16788 * fold-const.c (decode_field_reference, )
16789 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16790 (fold_binary): Likewise.
16791 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16792 (already_warned_in_frontend_p): Likewise.
16793 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16794 * tree.c (really_constant_p, get_unwidened): Likewise.
16795 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16796 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16797 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16799 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16801 (CONVERT_EXPR_P): Define.
16802 (CASE_CONVERT): Define.
16804 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16806 PR middle-end/36117
16807 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16808 (delete_unmarked_insns): When deleting a call, call
16809 delete_unreachable_blocks.
16810 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16811 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16813 2008-05-08 Richard Guenther <rguenther@suse.de>
16815 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16816 (-ftree-salias): Likewise.
16817 (salias-max-implicit-fields): Remove param documentation.
16818 (salias-max-array-elements): Likewise.
16819 * tree-pass.h (pass_create_structure_vars): Remove.
16820 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16821 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16822 * tree-ssa-alias.c (create_structure_vars): Remove.
16823 (gate_structure_vars): Likewise.
16824 (pass_create_structure_vars): Likewise.
16825 (gate_build_alias): Likewise.
16826 (pass_build_alias): Adjust to run always and dump the function.
16827 * common.opt (ftree-salias): Hide.
16828 * passes.c (init_optimization_passes): Remove
16829 pass_create_structure_vars, adjust comment.
16830 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16831 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16832 * opts.c (decode_options): Do not set flag_tree_salias.
16833 (common_handle_option): Add OPT_ftree_salias to the backward
16834 compatibility section.
16836 2008-05-08 Richard Guenther <rguenther@suse.de>
16838 * tree-flow-inline.h (var_can_have_subvars): Move ...
16839 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16840 * tree-flow.h (var_can_have_subvars): Remove.
16841 (push_fields_onto_fieldstack): Remove.
16842 (sort_fieldstack): Likewise.
16843 (struct fieldoff): Move ...
16844 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16845 alias_set and base_for_components fields.
16846 (sort_fieldstack): Make static.
16847 (push_fields_onto_fieldstack): Likewise. Remove code that
16848 handles anything but RECORD_TYPEs. Remove alias_set and
16849 base_for_components handling.
16850 (create_variable_info_for): Adjust.
16852 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16854 * common.opt (Wframe-larger-than=): Shorten the help message
16856 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16858 2008-05-08 Rafael EspÃndola <espindola@google.com>
16860 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16862 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16863 trap and that both operands are gimple values.
16864 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16865 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16868 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16870 * read-rtl.c (join_c_conditions): Return the first string if the
16871 two strings are equal.
16873 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16875 * gensupport.h (pred_data): Add a "num_codes" field.
16876 (add_predicate_code): Declare.
16877 * gensupport.c (add_predicate_code): New function.
16878 (std_pred_table): Add an "allows_const_p" field.
16879 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16880 Remove the (incomplete) list of such codes from the codes field.
16881 (init_predicate_table): Use add_predicate_code. Add all
16882 RTX_CONST_OBJs if allows_const_p is true.
16883 * genrecog.c (process_define_predicate): Use add_predicate_code.
16885 2008-05-08 David Daney <ddaney@avtrex.com>
16886 Richard Sandiford <rsandifo@nildram.co.uk>
16888 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16889 special case of constant zero operands.
16890 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16891 old and new values. Special case constant zero values.
16892 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16894 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16895 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16897 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16900 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16901 similar RTX_CONST_OBJ before CONST_INT.
16903 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16905 * stmt.c (expand_stack_restore): Change sa mode if needed.
16907 2008-05-08 Richard Guenther <rguenther@suse.de>
16909 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16910 return type to bool.
16911 (ix86_sol10_return_in_memory): Likewise.
16912 (ix86_i386elf_return_in_memory): Likewise.
16913 (ix86_i386interix_return_in_memory): Likewise.
16914 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16915 (ix86_sol10_return_in_memory): Likewise.
16916 (ix86_i386elf_return_in_memory): Likewise.
16917 (ix86_i386interix_return_in_memory): Likewise.
16919 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16922 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16924 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16925 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16928 2008-05-08 Richard Guenther <rguenther@suse.de>
16930 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16931 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16932 (DR_SUBVARS): Remove.
16933 * tree-dfa.c (dump_subvars_for): Remove.
16934 (debug_subvars_for): Likewise.
16935 (dump_variable): Do not dump subvars.
16936 (remove_referenced_var): Do not remove subvars.
16937 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16938 (lookup_subvars_for_var): Remove.
16939 (get_subvars_for_var): Likewise.
16940 (get_subvars_at): Likewise.
16941 (get_first_overlapping_subvar): Likewise.
16942 (overlap_subvar): Likewise.
16943 * tree-flow.h (subvar_t): Remove.
16944 (struct var_ann_d): Remove subvars field.
16945 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16946 argument. Remove special handling of SFTs.
16947 (compute_tag_properties): Likewise.
16948 (set_initial_properties): Likewise.
16949 (compute_call_clobbered): Likewise.
16950 (count_mem_refs): Likewise.
16951 (compute_memory_partitions): Likewise.
16952 (compute_flow_insensitive_aliasing): Likewise.
16953 (setup_pointers_and_addressables): Likewise.
16954 (new_type_alias): Likewise.
16955 (struct used_part): Remove.
16956 (used_portions): Likewise.
16957 (struct used_part_map): Likewise.
16958 (used_part_map_eq): Likewise.
16959 (used_part_map_hash): Likewise.
16960 (free_used_part_map): Likewise.
16961 (up_lookup): Likewise.
16962 (up_insert): Likewise.
16963 (get_or_create_used_part_for): Likewise.
16964 (create_sft): Likewise.
16965 (create_overlap_variables_for): Likewise.
16966 (find_used_portions): Likewise.
16967 (create_structure_vars): Likewise.
16968 * tree.def (STRUCT_FIELD_TAG): Remove.
16969 * tree.h (MTAG_P): Adjust.
16970 (struct tree_memory_tag): Remove base_for_components and
16971 unpartitionable flags.
16972 (struct tree_struct_field_tag): Remove.
16973 (SFT_PARENT_VAR): Likewise.
16974 (SFT_OFFSET): Likewise.
16975 (SFT_SIZE): Likewise.
16976 (SFT_NONADDRESSABLE_P): Likewise.
16977 (SFT_ALIAS_SET): Likewise.
16978 (SFT_UNPARTITIONABLE_P): Likewise.
16979 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16980 (union tree_node): Remove sft field.
16981 * alias.c (get_alias_set): Remove special handling of SFTs.
16982 * print-tree.c (print_node): Remove handling of SFTs.
16983 * tree-dump.c (dequeue_and_dump): Likewise.
16984 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16985 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16986 * tree-predcom.c (set_alias_info): Do not set subvars.
16987 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16988 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16989 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16990 (add_vars_for_offset): Remove.
16991 (add_virtual_operand): Remove special handling of SFTs.
16992 (add_call_clobber_ops): Likewise.
16993 (add_call_read_ops): Likewise.
16994 (get_asm_expr_operands): Likewise.
16995 (get_modify_stmt_operands): Likewise.
16996 (get_expr_operands): Likewise.
16997 (add_to_addressable_set): Likewise.
16998 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16999 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17000 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17001 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17002 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17003 (tree_node_structure): Likewise.
17004 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17006 (find_what_p_points_to): Likewise.
17008 2008-05-08 Sa Liu <saliu@de.ibm.com>
17010 * config/spu/spu.md: Fixed subti3 pattern.
17012 2008-05-08 Richard Guenther <rguenther@suse.de>
17014 PR middle-end/36154
17015 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17016 sure to create a representative for trailing arrays for PTA.
17018 2008-05-08 Richard Guenther <rguenther@suse.de>
17020 PR middle-end/36172
17021 * fold-const.c (operand_equal_p): Two objects which types
17022 differ in pointerness are not equal.
17024 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17026 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17027 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17028 (emit_library_call_value_1): Add new variable fndecl initialized by
17029 NULL_TREE. It should be the decl type of orgfun, but this information
17030 seems not to be available here, so it uses the default calling abi.
17031 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17032 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17033 by TARGET_RETURN_IN_MEMORY.
17034 * config/i386/i386-interix.h: Likewise.
17035 * config/i386/i386.h: Likewise.
17036 * config/i386/i386elf.h: Likewise.
17037 * config/i386/ptx4-i.h: Likewise.
17038 * config/i386/sol2-10.h: Likewise.
17039 * config/i386/sysv4.h: Likewise.
17040 * config/i386/vx-common.h: Likewise.
17041 * config/cris/cris.h: Removed #if 0 clause.
17042 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17043 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17045 (ix86_sol10_return_in_memory): Likewise.
17046 (ix86_i386elf_return_in_memory): New.
17047 (ix86_i386interix_return_in_memory): New.
17048 * config/mt/mt-protos.h (mt_return_in_memory): New.
17049 * config/mt/mt.c: Likewise.
17050 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17051 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17052 * config/bfin/bfin.h: Likewise.
17053 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17055 * config/bfin/bfin.c: Likewise.
17056 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17057 * config/alpha/unicosmk.h: Likewise.
17058 * config/i386/cygming.h: Likewise.
17059 * config/iq2000/iq2000.h: Likewise.
17060 * config/mips/mips.h: Likewise.
17061 * config/mn10300/mn10300.h: Likewise.
17062 * config/rs6000/rs6000.h: Likewise.
17063 * config/score/score.h: Likewise.
17064 * config/spu/spu.h: Likewise.
17065 * config/v850/v850.h: Likewise.
17066 * defaults.h: Likewise.
17067 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17068 * expr.c (emit_block_move): Adjust use of
17069 OUTGOING_REG_PARM_STACK_SPACE.
17070 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17071 OUTGOING_REG_PARM_STACK_SPACE.
17072 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17074 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17076 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17077 on OMP_RETURN for OMP_FOR.
17080 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17081 (fortran_common): New function.
17082 (gen_variable_die): Call fortran_common instead of common_check,
17083 adjust for it returning tree instead of rtx. Formatting.
17085 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17089 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17090 * c-decl.c (merge_decls): Ditto.
17091 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17092 to RTL_CONST_OR_PURE_CALL_P.
17093 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17094 Initialized DECL_LOOPING_CONST_PURE.
17095 (process_call_operands): Set tree_side_effects properly.
17096 * tree.h (TREE_READONLY_DECL_P): Removed.
17097 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17098 (DECL_LOOPING_OR_CONST_P): New macro.
17099 (struct tree_function_decl): Added looping_const_or_pure_p.
17100 (ECF_*) Renumbered.
17101 (ECF_LOOPING_OR_CONST_P): New macro.
17102 * rtlanal.c (pure_const_p): Removed.
17103 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17104 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17105 to RTL_CONST_CALL_P.
17106 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17107 (check_decl, check_tree, check_call, scan_function): Initialize
17109 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17110 (static_execute): Set looping true for recursive functions.
17111 Undo setting state to IPA_NEITHER for recursive functions.
17112 * cse.c (cse_insn):
17113 * ifcvt.c (noce_can_store_speculate_p): Changed
17114 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17115 RTL_CONST_OR_PURE_CALL_P.
17116 * dse.c (scan_insn): Ditto.
17117 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17118 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17119 RTL_CONST_OR_PURE_CALL_P.
17120 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17121 pure_call_p to RTL_CONST_CALL_P.
17122 * gimplify.c (gimplify_call_expr): Clear side effects for
17123 non-looping pure and constant calls.
17124 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17125 (flags_from_decl_or_type): Set ecf flags from decl flags.
17126 (initialize_argument_information): Turn off
17127 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17128 Change const to pure if callee_copies is true rather than just
17130 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17131 way of marking pure calls.
17132 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17133 Remove hack that was supposed to fix pr7335 and remove old
17134 way of marking pure calls.
17135 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17136 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17137 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17138 RTL_CONST_OR_PURE_CALL_P.
17139 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17140 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17141 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17142 * sched-deps.c (schedule_analyze): Ditto.
17143 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17144 return_val field of calls to represent pure and const function info.
17145 (CONST_OR_PURE_CALL_P): Deleted macro.
17146 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17147 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17148 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17150 * tree-optimize.c (execute_fixup_cfg): Added test for
17151 ECF_LOOPING_CONST_OR_PURE.
17152 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17154 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17155 effects for looping pure or const calls.
17156 (verify_gimple_expr): Added verification code.
17157 * config/alpha/alpha.c (alpha_legitimize_address,
17158 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17160 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17161 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17162 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17163 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17164 RTL_CONST_OR_PURE_CALL_P.
17165 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17166 and const calls to be deleted.
17168 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17171 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17172 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17173 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17174 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17175 to handle nonimmediate operands.
17176 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17177 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17178 to handle nonimmediate operands.
17179 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17180 (mmx_pmulhrwv4hi3): New expander. Use
17181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17182 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17183 (sse2_umulv1siv1di3): New expander. Use
17184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17185 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17186 (mmx_eq<mode>3): New expander. Use
17187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17188 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17189 (mmx_uavgv8qi3): New expander. Use
17190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17191 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17192 (mmx_uavgv4hi3): New expander. Use
17193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17195 * config/i386/sse.md
17196 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17197 to handle nonimmediate operands.
17198 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17199 to handle nonimmediate operands.
17200 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17201 to handle nonimmediate operands.
17202 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17203 to handle nonimmediate operands.
17204 (sse2_unpckhpd_exp): New expander. Use
17205 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17206 (sse2_unpcklpd_exp): New expander. Use
17207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17208 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17209 to handle nonimmediate operands.
17210 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17211 to handle nonimmediate operands.
17212 (*sse2_<plusminus_insn><mode>3): Rename from
17213 sse2_<plusminus_insn><mode>3 insn pattern.
17214 (sse2_<plusminus_insn><mode>3): New expander. Use
17215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17216 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17217 (sse2_umulv2siv2di3): New expander. Use
17218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17219 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17220 (sse4_1_mulv2siv2di3): New expander. Use
17221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17222 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17223 (sse2_pmaddwd): New expander. Use
17224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17225 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17226 (sse2_eq<mode>3): New expander. Use
17227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17228 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17229 (sse4_1_eqv2di3): New expander. Use
17230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17231 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17232 (sse2_uavgv16qi3): New expander. Use
17233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17234 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17235 (sse2_uavgv16qi3): New expander. Use
17236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17237 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17238 (sse2_uavgv8hi3): New expander. Use
17239 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17240 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17241 (ssse3_pmulhrswv8hi3): New expander. Use
17242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17243 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17244 (ssse3_pmulhrswv4hi3): New expander. Use
17245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17247 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17248 (<sse>_vmmul<mode>3): Ditto.
17249 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17251 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17252 (ssse3_pmaddubsw): Ditto.
17254 * config/i386/i386.c (struct_builtin_description)
17255 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17256 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17257 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17258 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17259 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17260 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17261 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17262 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17263 (ix86_fixup_binary_operands): Assert that src1
17264 and src2 must have the same mode when swapped.
17265 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17266 and ix86_binary_operator_ok. Do not force operands in registers
17269 2008-05-07 Jan Hubicka <jh@suse.cz>
17271 * cgraph.c (dump_cgraph_node): Update.
17272 * cgraph.h (cgraph_local_info): Break out inline summary.
17273 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17275 * ipa-inline (inline_summary): New accestor function.
17276 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17277 cgraph_decide_inlining, compute_inline_parameters): Update.
17278 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17280 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17282 Cleanup ColdFire scheduling support and add V4 pipeline model.
17284 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17285 (define_attr cpu): Add cfv4 value.
17286 (define_attr type, define_attr type1): Merge into a single 'type'
17287 attribute. Update all uses.
17288 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17289 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17291 (define_attr opx_mem, define_attr opy_mem): Remove.
17292 (define_attr op_mem): Clean up, update comment.
17293 (define_attr size): Use specific values instead of general int.
17294 (define_attr guess, define_attr split): Remove. Update all uses.
17295 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17296 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17297 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17298 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17299 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17300 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17301 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17302 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17303 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17304 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17305 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17306 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17307 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17308 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17309 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17310 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17311 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17312 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17313 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17314 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17315 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17316 Update or set attributes.
17317 (stack_tie): New fake instruction.
17319 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17320 (m68k_sched_attr_size): Update declaration.
17321 (m68k_sched_attr_type2): Remove.
17322 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17323 Declare new bypass predicates.
17325 * config/m68k/m68k.c (m68k_sched_issue_rate,
17326 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17328 (TARGET_SCHED_ISSUE_RATE,
17329 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17330 (override_options): Handle scheduling for ColdFire V4 core.
17331 (m68k_expand_prologue): Emit stack_tie.
17332 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17333 'OP_TYPE_FPN'. Update all uses.
17334 (sched_guess_p): Remove.
17335 (sched_address_type): Handle symbolic addresses.
17336 (sched_get_operand): New static function.
17337 (sched_operand_type): Merge into sched_attr_op_type.
17338 (sched_attr_op_type): Handle FP registers, handle quick constants,
17340 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17341 (m68k_sched_attr_size): Update. Move logic to ...
17342 (sched_get_attr_size_int): New static function.
17343 (sched_get_opxy_mem_type): New static function.
17344 (m68k_sched_attr_op_mem): Update.
17345 (m68k_sched_attr_type2): Remove.
17346 (sched_cfv4_bypass_data): New static variable.
17347 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17348 (m68k_sched_issue_rate): Implement scheduler hook.
17349 (struct _sched_ib: enabled_p): New field.
17350 (m68k_sched_variable_issue): Update. Handle V4.
17351 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17352 sched_dump_class_func_t, sched_dump_split_class,
17353 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17354 sched_dump_dfa_class, m68k_sched_dump): Remove.
17355 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17357 (m68k_sched_init_global): Remove statisctics dumping, introduce
17358 sanity check that all instructions have pipeline reservations. Handle
17360 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17361 Handle ColdFire V4 core.
17362 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17363 New static functions.
17364 (m68k_sched_address_bypass_p): New bypass predicate.
17365 (sched_get_indexed_address_scale): New static function.
17366 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17368 * cf.md: Update comments.
17369 (define_attr type2): Remove. Use 'type' attribute instead.
17371 (cf_ib): Rename to cfv123_ib. Update all uses.
17372 (cf_oep): Rename to cfv123_oep. Update all uses.
17373 (cf_chr): Rename to cfv123_chr. Update all uses.
17374 (cf_mem): Rename to cfv123_mem. Update all uses.
17375 (cf_mac): Move to more appropriate place.
17376 (cfv123_guess): New automaton and cpu_unit.
17377 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17378 Update uses of 'size' attribute. Handle before reload scheduling.
17379 (cfv123_guess): New dummy reservation for unhandled instructions.
17380 (cfv4_*): Pipeline description of ColdFire V4 core.
17381 (ignore): New reservation to handle 'ignore' type.
17383 2008-05-07 Ian Lance Taylor <iant@google.com>
17385 PR middle-end/36013
17386 * gimplify.c (find_single_pointer_decl_1): Don't look through
17388 (find_single_pointer_decl): Adjust comments.
17390 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17392 PR middle-end/36137
17393 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17394 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17396 PR middle-end/36106
17397 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17398 integral type rather than floating point, then VIEW_CONVERT_EXPR
17399 to the floating point type.
17401 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17403 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17404 TFmode op0 to register.
17406 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17408 * c-decl.c (grokdeclarator): Comment typo.
17410 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17412 * tree-flow.h: Remove prototype for computed_goto_p.
17413 * tree-cfg.c (computed_goto_p): Make static.
17415 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17418 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17419 (contains_aligned_value_p): This. Handle _Decimal128.
17420 (ix86_function_arg_boundary): Only align _Decimal128 to its
17421 natural boundary and handle it properly.
17423 2008-05-06 Martin Jambor <mjambor@suse.cz>
17425 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17426 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17427 (ipcp_method_set_orig_node): Removed.
17428 (ipcp_cval_get_cvalue_type): Removed.
17429 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17430 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17431 (ipcp_cval_set_cvalue_type): Removed.
17432 (ipcp_cval_get_cvalue): Removed.
17433 (ipcp_cval_set_cvalue): Removed.
17434 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17435 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17436 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17437 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17438 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17439 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17440 (ipcp_get_ith_lattice): Changed parameters.
17441 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17442 (ipcp_lattice_from_jfunc): Changed parameters.
17443 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17444 (ipcp_method_cval_print): Added temporary variable info.
17445 (ipcp_redirect): Removed already unused local variable caller.
17446 (ipcp_redirect): New temporary variable orig_callee_info
17447 (ipcp_redirect): Removed newly unused local variable callee.
17448 (ipcp_redirect): Removed (a bit confusing) local variable type.
17449 (ipcp_insert_stage): Added local variable info.
17450 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17452 (ipcp_formal_create): Removed.
17453 (ipcp_method_cval_set): Removed.
17454 (ipcp_propagate_stage): Renamed lattice variables.
17455 (ipcp_method_cval_set_cvalue_type): Removed.
17456 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17457 (ipcp_print_all_lattices): Changed printed strings to refer to
17458 lattices rather than cvals.
17459 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17460 (ipcp_propagate_const): Changed formal parameters.
17461 (build_const_val): Changed formal parameters.
17462 (ipcp_insert_stage): Removed useless variable cvalue
17463 (build_const_val): Changed formal parameters.
17464 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17465 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17466 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17467 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17468 (ipcp_print_func_profile_counts): Changed string from "method" to
17470 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17471 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17472 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17473 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17474 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17475 (ipcp_lat_is_const): Changed parameters and made inline.
17476 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17477 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17478 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17479 the predicate condition directly
17480 (ipcp_propagate_stage): Added local variable args. Removed local
17481 variable callee. (Both are mere code simplifications.)
17482 (ipcp_method_dont_insert_const): Renamed to
17483 ipcp_node_not_modifiable_p.
17484 (ipcp_node_not_modifiable_p): Made inline.
17485 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17486 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17487 (ipcp_print_all_lattices): Removed variable cvalue
17488 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17491 2008-05-06 Olivier Hainque <hainque@adacore.com>
17493 * tree-sra.c (try_instantiate_multiple_fields): Early return
17494 if field has POINTER_TYPE.
17496 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17498 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17499 by using 'q' specifier for instruction.
17500 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17502 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17504 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17505 Change mode of zero_extract from QImode to HImode.
17506 (sign bit tests peepholes): (Ditto.).
17508 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17510 * config/i386/mmx.md: Remove double backslashes from asm templates.
17511 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17512 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17513 to handle nonimmediate operands.
17514 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17515 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17516 to handle nonimmediate operands.
17517 (*mmx_<code>v2sf3_finite): New insn pattern.
17518 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17519 (mmx_<code>v2sf3): New expander. Use
17520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17521 (mmx_<plusminus_insn><mode>3): New expander. Use
17522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17523 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17524 (mmx_add<mode>3): Removed.
17525 (mmx_ssadd<mode>3): Ditto.
17526 (mmx_usadd<mode>3): Ditto.
17527 (mmx_sub<mode>3): Ditto.
17528 (mmx_sssub<mode>3): Ditto.
17529 (mmx_ussub<mode>3): Ditto.
17530 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17531 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17532 to handle nonimmediate operands.
17533 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17535 (mmx_smulv4hi3_highpart): New expander. Use
17536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17537 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17539 (mmx_umulv4hi3_highpart): New expander. Use
17540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17541 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17542 (mmx_<code>v4hi3): New expander. Use
17543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17544 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17545 (mmx_<code>v8qi3): New expander. Use
17546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17547 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17548 (mmx_<code><mode>3): New expander. Use
17549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17551 2008-05-05 Jan Hubicka <jh@suse.cz>
17553 PR tree-optimization/36118
17554 * passes.c (pass_init_dump_file): Fix dump header.
17556 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17558 PR middle-end/36141
17559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17560 VCE for function decls.
17562 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17564 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17566 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17568 * config/i386/i386.md (sat_plusminus): New.
17569 (plusminus_insn): Likewise.
17570 (plusminus_mnemonic): Likewise.
17572 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17573 (*<addsub><mode>3_cc_overflow): Renamed to ...
17574 (*<plusminus_insn><mode>3_cc_overflow): This.
17575 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17576 (*<plusminus_insn>si3_zext_cc_overflow): This.
17578 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17579 (<plusminus_insn><mode>3): This.
17580 (*<addsub><mode>3): Renamed to ...
17581 (*<plusminus_insn><mode>3): This.
17582 (<sse>_vm<addsub><mode>3): Renamed to ...
17583 (<sse>_vm<plusminus_insn><mode>3): This.
17584 (sse3_h<addsub>v4sf3): Renamed to ...
17585 (sse3_h<plusminus_insn>v4sf3): This.
17586 (sse3_h<addsub>v2df3): Renamed to ...
17587 (sse3_h<plusminus_insn>v2df3): This.
17588 (<plusminus_insn><mode>3): New.
17589 (*<plusminus_insn><mode>3): Likewise.
17590 (sse2_<plusminus_insn><mode>3): Likewise.
17591 (add<mode>): Removed.
17592 (*add<mode>3): Likewise.
17593 (sse2_ssadd<mode>3): Likewise.
17594 (sse2_usadd<mode>3): Likewise.
17595 (sub<mode>3): Likewise.
17596 (*sub<mode>3): Likewise.
17597 (sse2_sssub<mode>3): Likewise.
17598 (sse2_ussub<mode>3): Likewise.
17600 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17602 * gthr-single.h: Add in required interface elements as per gthr.h.
17603 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17604 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17605 Generalize UNUSED macro.
17606 (__gthread_once): Add.
17607 (__gthread_key_create): Add.
17608 (__gthread_key_delete): Add.
17609 (__gthread_getspecific): Add.
17610 (__gthread_setspecific): Add.
17612 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17615 the same size types for the indirect reference on the rhs, then
17618 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17620 * config/i386/i386.md
17621 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17622 one insn template instead of template series.
17623 (*xordi_1_rex64): Ditto.
17624 (*xordi_2_rex64): Ditto.
17626 2008-05-05 Ira Rosen <irar@il.ibm.com>
17628 PR tree-optimization/36119
17629 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17632 2008-06-04 Jan Hubicka <jh@suse.cz>
17634 tree-optimization/36100
17635 * tree-pass.h (pass_O0_always_inline): Declare.
17636 * ipa-inline.c (inline_transform): Remove dead code.
17637 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17638 pass_O0_always_inline): New.
17639 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17641 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17643 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17644 mnemonic in this_param move for TARGET_64BIT.
17646 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17648 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17649 (*strmovsi_rex_1): Ditto.
17650 (*strsetsi_1): Ditto.
17651 (*strsetsi_rex_1): Ditto.
17653 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17654 adddicc expanders using SWI mode iterator.
17656 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17659 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17662 2008-05-04 David S. Miller <davem@davemloft.net>
17664 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17665 (sparc*-*-linux*): Use linux.h in tm_file.
17666 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17667 compiler defaulting to 32-bit.
17668 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17670 * config/sparc/linux.h: Remove definitions now obtained
17671 properly from linux.h
17672 * config/sparc/linux64.h: Likewise.
17673 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17674 don't want this setting for 32-bit builds in a biarch compiler.
17675 * doc/install.texi: Add sparc-linux to list of targets
17676 supporting --enable-targets=all.
17678 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17680 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17682 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17684 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17685 after V4SI_FTYPE_V8HI.
17686 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17687 case V4SI_FTYPE_V2DF.
17689 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17691 * doc/invoke.texi (max-flow-memory-locations): Removed.
17692 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17694 2008-05-03 Richard Guenther <rguenther@suse.de>
17696 PR middle-end/34973
17697 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17699 2008-05-02 David S. Miller <davem@davemloft.net>
17701 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17703 2008-05-02 Simon Baldwin <simonb@google.com>
17706 * c-common.h (warn_array_subscript_range): Removed.
17707 * c-common.c (warn_array_subscript_range): Ditto.
17708 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17709 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17711 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17713 * config/i386/i386.c (ix86_special_builtin_type): New.
17714 (bdesc_special_args): Likewise.
17715 (ix86_expand_special_args_builtin): Likewise.
17716 (ix86_init_mmx_sse_builtins): Updated.
17717 (ix86_expand_builtin): Updated.
17718 (ix86_expand_store_builtin): Removed.
17719 (ix86_expand_unop_builtin): Likewise.
17721 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17722 * config/i386/mmintrin.h (__v2sf): Here.
17724 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17726 (_mm_loadl_pi): Likewise.
17727 (_mm_storeh_pi): Replace __v2si with __v2sf.
17728 (_mm_storel_pi): Likewise.
17730 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17731 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17732 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17733 __builtin_ia32_loadlpd.
17735 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17737 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17738 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17739 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17740 (ix86_init_mmx_sse_builtins): Updated.
17741 (ix86_expand_args_builtin): Likewise.
17742 (ix86_expand_builtin): Likewise.
17743 (ix86_expand_unop1_builtin): Renamed to ...
17744 (ix86_expand_unop_vec_merge_builtin): This.
17746 2008-05-01 Jan Hubicka <jh@suse.cz>
17749 * ipa-inline.c (inline_generate_summary): Make static.
17750 (inline_transform): Do not call inlining at -O0; make static.
17751 * passes.c (execute_todo): Add sanity check.
17752 (execute_one_ipa_transform_pass): Execute proper flags.
17754 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17756 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17757 (DECL_NONADDRESSABLE_P): Likewise.
17758 * alias.c (record_component_aliases): Fix comment.
17760 2008-05-01 Simon Baldwin <simonb@google.com>
17762 * c-common.h (warn_array_subscript_range): New function.
17763 * c-common.c (warn_array_subscript_range): Ditto.
17764 * tree-vrp.c (check_array_ref): Corrected code to agree with
17765 comment, ignoring only arrays of size 0 or size 1.
17766 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17768 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17770 * config/i386/i386.c (ix86_builtin_type): Replace
17771 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17772 (bdesc_args): Updated.
17773 (ix86_init_mmx_sse_builtins): Likewise.
17774 (ix86_expand_args_builtin): Likewise.
17776 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17779 * doc/extend.texi: Correct __builtin_ia32_palignr.
17781 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17784 * config/i386/i386.c (bdesc_crc32): Removed.
17785 (ix86_expand_crc32): Likewise.
17786 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17787 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17788 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17789 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17790 UINT_FTYPE_UINT_UCHAR.
17791 (bdesc_args): Updated. Add crc32 builtins.
17792 (ix86_init_mmx_sse_builtins): Updated.
17793 (ix86_expand_args_builtin): Updated to support subreg.
17795 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17797 2008-05-01 Jan Hubicka <jh@suse.cz>
17799 * tree-pass.h (opt_pass): Add IPA_PASS.
17800 (varpool_node, cgraph_node): Forward declare.
17801 (ipa_opt_pass): Define.
17802 (pass_ipa_inline): Turn into ipa_opt_pass.
17803 (pass_apply_inline): Remove.
17804 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17805 (apply_inline): Turn into ....
17806 (inline_transform): ... this one.
17807 (inline_generate_summary): New function.
17808 (pass_apply_inline): Remove.
17809 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17811 (struct function): Add ipa_transforms_to_apply.
17812 * passes.c (register_one_dump_file): Work on IPA_PASS.
17813 (init_optimization_passes): Remove pass_inline_parameters and
17815 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17816 (execute_one_pass) ... here; apply transforms when possible.
17817 (add_ipa_transform_pass, execute_ipa_summary_asses,
17818 execute_one_ipa_transform_pass): New.
17819 (execute_ipa_pass_list): Update for IPA_PASS type.
17821 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17823 * config/i386/i386.c (ix86_builtin_type): Add
17824 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17825 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17826 (bdesc_args): Add SSE4a builtins.
17827 (ix86_init_mmx_sse_builtins): Updated.
17828 (ix86_expand_args_builtin): Likewise.
17829 (ix86_expand_builtin): Likewise.
17831 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17833 * config/i386/i386.c (ix86_builtin_type): Add
17834 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17835 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17836 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17837 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17838 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17839 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17840 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17841 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17842 and DI_FTYPE_DI_DI_INT.
17843 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17844 (ix86_init_mmx_sse_builtins): Updated.
17845 (ix86_expand_args_builtin): Likewise.
17846 (ix86_expand_builtin): Likewise.
17847 (ix86_expand_binop_imm_builtin): Removed.
17849 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17851 2008-04-30 Richard Guenther <rguenther@suse.de>
17853 PR tree-optimization/32921
17854 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17856 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17858 * config/arm/arm.c (arm_unwind_emit): Use
17859 crtl->all_throwers_are_sibcalls instead of
17860 cfun->all_throwers_are_sibcalls.
17861 (arm_output_fn_unwind): Likewise.
17862 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17863 instead of cfun->uses_pic_offset_table.
17864 (frv_expand_prologue): Likewise.
17865 (frv_frame_pointer_required): Likewise.
17866 (frv_expand_fdpic_call): Likewise.
17867 (frv_emit_movsi): Likewise.
17868 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17869 cfun->returns_pcc_struct instead of
17870 current_function_returns_pcc_struct.
17871 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17872 instead of cfun->calls_eh_return.
17873 (m32c_pushm_popm): Likewise.
17874 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17875 "extern" declaration.
17877 2008-04-30 Richard Guenther <rguenther@suse.de>
17879 PR tree-optimization/21636
17880 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17882 (evaluate_stmt): Print the likely value.
17883 (ccp_visit_stmt): Avoid excessive vertical spacing.
17885 2008-04-30 Rafael EspÃndola <espindola@google.com>
17887 * builtins.c (fold_call_expr): Return realret.
17888 * tree-ssa-threadedge.c
17889 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17890 __builtin_object_size.
17892 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17894 * gcc.c (wrapper_string): New variable.
17895 (insert_wrapper): New function.
17896 (execute): New option -wrapper.
17897 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17899 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17901 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17902 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17903 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17905 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17906 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17907 config/rs6000/e500crtres64gprctr.asm,
17908 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17909 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17910 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17911 config/rs6000/e500crtsav64gprctr.asm,
17912 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17913 config/rs6000/e500crtsavg64gprctr.asm: New files.
17914 * config/rs6000/t-ppccomm: Add build rules for new files.
17915 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17916 * config/rs6000/t-netbsd: Add build rules for new files.
17917 (LIB2FUNCS_STATIC_EXTRA): New variable.
17918 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17919 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17920 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17922 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17924 * config/i386/i386.c (ix86_builtin_type): Add
17925 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17926 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17927 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17928 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17929 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17930 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17931 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17932 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17933 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17934 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17935 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17936 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17937 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17938 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17939 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17940 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17941 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17942 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17943 V1DI_FTYPE_V2SI_V2SI.
17944 (bdesc_2arg): Moved to ...
17945 (bdesc_args): Here.
17946 (ix86_init_mmx_sse_builtins): Updated.
17947 (ix86_expand_args_builtin): Updated. Take a pointer
17948 to const struct builtin_description. Handle comparison
17950 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17951 (ix86_expand_builtin): Updated.
17953 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17954 (ssse3_pmaddubsw128): This.
17955 (ssse3_pmaddubswv4hi3): Renamed to ...
17956 (ssse3_pmaddubsw): This.
17958 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17959 (__builtin_ia32_packssdw128): Likewise.
17960 (__builtin_ia32_packuswb128): Likewise.
17961 (__builtin_ia32_pmaddubsw): Likewise.
17962 (__builtin_ia32_pmaddubsw128): Likewise.
17964 2008-04-30 Richard Guenther <rguenther@suse.de>
17966 PR tree-optimization/14847
17967 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17968 (recognize_bits_test): Use it.
17969 (recognize_single_bit_test): Likewise.
17971 2008-04-30 Martin Jambor <mjambor@suse.cz>
17973 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17974 instead of setting number of formal parameters to zero.
17975 (ipcp_init_stage): Do not set the number of actual parameters to zero
17977 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17978 which are called with variable number of arguments.
17979 (ipcp_insert_stage): Explicitely skipping all nodes which are
17980 called with variable number of arguments.
17981 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17982 number of parameters.
17984 * ipa-prop.h (struct ipa_node_params): Added flag
17985 called_with_var_arguments
17986 (ipa_set_param_count): Added. Changed sole setter to use it.
17987 (ipa_get_param_count): Added. All readers of param_count
17988 converted to use it instead.
17989 (ipa_set_called_with_variable_arg): Added.
17990 (ipa_is_called_with_var_arguments): Added.
17991 (ipa_get_ith_param): Added. All readers of param_decls converted
17993 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17995 (ipa_get_cs_argument_count): Added, all readers of argument_count
17997 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18000 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18001 (struct ipcp_lattice): Renamed cval_type to type
18002 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18004 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18005 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18006 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18007 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18008 (build_const_val): Changed the type of parameter cvalue to tree
18009 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18010 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18012 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18015 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18016 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18017 (ipa_add_method): Renamed to ipa_push_func_to_list
18018 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18019 (ipa_callsite_param_count): Removed.
18020 (ipa_callsite_param_count_set): Removed.
18021 (ipa_callsite_param): Removed.
18022 (ipa_callsite_callee): Removed.
18023 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18024 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18025 (ipa_method_formal_count): Removed.
18026 (ipa_method_formal_count_set): Removed.
18027 (ipa_method_get_tree): Removed.
18028 (ipa_method_tree_map_create): Removed.
18029 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18030 (ipa_create_param_decls_array): Creates the array itself
18031 (ipa_create_param_decls_array): Temporary variable info instead of
18032 a few dereferences.
18033 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18034 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18035 (get_type): Removed.
18036 (ipa_jf_get_info_type): Removed.
18037 (ipa_node_create): Renamed to ipa_create_node_params
18038 (ipa_free): Renamed to ipa_free_all_node_params
18039 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18040 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18041 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18042 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18043 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18044 ipa_free_all_edge_args
18045 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18046 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18047 (ipa_create_methodlist_node): Removed.
18048 (ipa_methodlist_method): Removed.
18049 (ipa_methodlist_method_set): Removed.
18050 (ipa_methodlist_next_method): Removed.
18051 (ipa_methodlist_next_method_set): Removed.
18052 (ipa_method_is_modified): Removed.
18053 (ipa_method_modify_create): Removed.
18054 (ipa_method_modify_init): Temporary variable info instead of a few
18056 (ipa_detect_param_modifications): Temporary variable info instead of
18057 a few dereferences.
18058 (ipa_compute_jump_functions): Temporary variable info instead of
18059 a few dereferences.
18060 (ipa_method_modify_set): Removed.
18061 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18062 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18063 than craph_node as the first parameter.
18064 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18065 (ipa_method_modify_init): Removed.
18066 (ipa_compute_jump_functions): Added a temp variable instead of
18067 repeatadly dereferencing the cgraph_edge.aux pointer
18068 (ipa_callsite_param_set_type): Removed.
18069 (ipa_compute_jump_functions): i renamed to index and moved to
18071 (ipa_callsite_param_set_info_type_formal): Removed.
18072 (ipa_callsite_param_set_info_type): Removed.
18073 (ipa_callsite_param_map_create): Removed.
18074 (ipa_callsite_tree): Removed.
18075 (ipa_callsite_caller): Removed.
18076 (ipa_pop_func_from_list): return_method removed to return_func
18078 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18079 prefixed all values with IPA_. Changed all users.
18080 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18081 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18082 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18083 (union parameter_info): Renamed to jump_func_value.
18084 (union jump_func_value): Renamed value to constant
18085 (struct ipa_jump_func): Renamed info_type to value
18086 (struct ipa_node): Renamed to ipa_node_params
18087 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18088 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18089 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18090 (struct ipa_edge): Renamed to ipa_edge_args
18091 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18092 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18093 (struct ipa_methodlist): Renamed to ipa_func_list
18094 (struct ipa_func_list): method_p renamed to node, next_method
18096 (ipa_methodlist_p): Removed, switched all users to struct pointer
18097 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18099 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18101 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18102 (rs6000_emit_epilogue): Use backchain to restore only when we
18103 have a large frame. Make use of frame pointer to restore if we
18104 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18106 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18108 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18109 Add mode to zero_extract.
18110 (sign bit tests peepholes): (Ditto.).
18112 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18114 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18115 Instructions in comments with SSE3.
18116 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18117 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18118 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18119 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18120 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18121 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18122 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18123 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18124 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18125 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18126 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18127 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18128 (bdesc_sse_args): Renamed to ...
18129 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18130 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18131 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18132 IX86_BUILTIN_FABSQ.
18133 (bdesc_1arg): Moved to ...
18134 (bdesc_args): Here.
18135 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18136 Instructions in comments with SSE3.
18137 (ix86_expand_sse_operands_builtin): Renamed to ...
18138 (ix86_expand_args_builtin): This. Updated.
18139 (ix86_expand_unop1_builtin): Update comments.
18140 (ix86_expand_builtin): Updated.
18142 2008-04-29 Richard Guenther <rguenther@suse.de>
18144 PR tree-optimization/36078
18145 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18146 Update virtual SSA form after cleaning up the CFG.
18148 2008-04-29 Richard Guenther <rguenther@suse.de>
18150 PR middle-end/15255
18151 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18153 2008-04-29 Richard Guenther <rguenther@suse.de>
18155 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18156 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18157 (compute_flow_insensitive_aliasing): Do not treat
18158 PTR_IS_REF_ALL pointers special.
18159 (get_smt_for): Likewise.
18160 (may_alias_p): Re-structure.
18161 (is_escape_site): A ref-all pointer conversion is not an escape site.
18162 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18163 PTR_IS_REF_ALL pointers special.
18164 * tree-ssa-structalias.h (struct alias_info): Remove
18165 ref_all_symbol_mem_tag field.
18166 (PTR_IS_REF_ALL): Remove.
18168 2008-04-29 Richard Guenther <rguenther@suse.de>
18170 PR middle-end/36077
18171 * fold-const.c (extract_muldiv_1): In combining division constants
18172 make sure to never overflow.
18174 2008-04-29 Nick Clifton <nickc@redhat.com>
18176 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18178 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18181 * optc-gen.awk: Work around HP-UX/IA awk bug.
18183 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18185 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18188 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18191 * config/i386/i386.md
18192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18193 Change operand 1 predicate to nonimmediate_operand.
18195 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18198 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18200 * gengtype.c (walk_type, write_func_for_structure): Handle
18202 * doc/gty.texi: Document chain_circular.
18204 2008-04-28 Richard Guenther <rguenther@suse.de>
18206 PR tree-optimization/36066
18207 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18210 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18213 * config/i386/i386.md
18214 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18215 Use match_scratch instead of match_operand for operands 3 and 4.
18217 2008-04-27 Richard Guenther <rguenther@suse.de>
18219 PR tree-optimization/18754
18220 PR tree-optimization/34223
18221 * tree-pass.h (pass_complete_unrolli): Declare.
18222 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18223 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18224 Rewrite loop into loop closed SSA form if it is not already.
18225 (tree_unroll_loops_completely): Re-structure to iterate over
18226 innermost loops with intermediate CFG cleanups.
18227 Unroll outermost loops only if requested or the code does not grow
18229 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18230 loops are available.
18231 (tree_vectorize): Instead do so here.
18232 (tree_complete_unroll): Also unroll outermost loops.
18233 (tree_complete_unroll_inner): New function.
18234 (gate_tree_complete_unroll_inner): Likewise.
18235 (pass_complete_unrolli): New pass.
18236 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18237 uses outside of the loop.
18238 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18239 form if it is available.
18240 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18241 * passes.c (init_optimization_passes): Schedule complete inner
18242 loop unrolling pass before the first CCP pass after final inlining.
18244 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18246 * targhooks.h (default_emutls_var_fields,
18247 default_emutls_var_init): Declare.
18248 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18249 * target.h (struct gcc_target): Add struct emutls member.
18250 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18251 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18252 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18253 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18254 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18255 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18256 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18257 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18258 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18259 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18260 emit debug information.
18261 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18262 * varasm.c: Include targhooks.h.
18263 (emutls_object_section, emutls_tmpl_section): New.
18264 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18265 (EMUTLS_SEPARATOR): New.
18266 (prefix_name): New.
18267 (get_emutls_object_name): New.
18268 (default_emutls_var_fields): New, broken out of ...
18269 (get_emutls_object_type): ... here. Adjust to use target hooks.
18270 (get_emutls_init_templ_addr): Adjust to use target hooks.
18271 (emutls_decl): Adjust to use target hooks.
18272 (emutls_finish): Likewise.
18273 (default_emutls_var_init): New, broken out of ...
18274 (assemble_variable): ... here. Adjust to use target hooks.
18275 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18276 SECCAT_EMUTLS_TMPL.
18277 * c-common.c (handle_section_attribute): Prevent overriding
18278 sections for emulated tls with special sections.
18279 * config/i386/i386.c (x86_64_elf_select_section): Add
18280 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18281 (x86_64_elf_unique_section): Likewise.
18282 * config/vxworks.c: Include tree.h.
18283 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18284 (vxworks_override_options): Set TLS scheme.
18285 * doc/tm.texi (Emulated TLS): New node.
18287 2008-04-26 Simon Baldwin <simonb@google.com>
18290 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18291 with propagated string constants.
18293 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18295 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18296 constraint for operand 2 when operand 0 is memory operand.
18297 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18298 operand 0 is memory operand.
18299 (fix_trunc<mode>_i387_with_temp): Ditto.
18300 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18301 operand 2 when operand 1 is memory operand.
18302 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18303 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18304 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18306 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18307 operands 2,3 and 4 when operand 1 is memory operand.
18308 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18310 (fistdi2_floor_with_temp): Ditto.
18311 (fist<mode>2_floor_with_temp): Ditto.
18312 (fistdi2_ceil_with_temp): Ditto.
18313 (fist<mode>2_ceil_with_temp): Ditto.
18314 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18316 2008-04-26 David Daney <ddaney@avtrex.com>
18318 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18320 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18321 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18322 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18323 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18324 (compare_and_swap_12): New insn.
18325 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18326 * config/mips/mips.c (mips_force_binary): New function.
18327 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18328 (mips_expand_compare_and_swap_12): New function.
18329 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18331 2008-04-25 Jan Hubicka <jh@suse.cz>
18334 * cfgexpand.c (pass_expand): Turn into RTL pass.
18335 * passes.c (execute_one_pass): Do pass typechecking after execution.
18336 * tree-pass.h (pass_expand): Turn into RTL pass.
18338 * function.h (struct rtl_data): Move here fields
18339 accesses_prior_frames, calls_eh_return, saves_all_registers,
18340 has_nonlocal_goto, has_asm_statement, is_thunk,
18341 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18342 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18343 arg_pointer_save_area_init from struct function; turn into bool.
18344 (struct function): Move
18345 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18346 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18347 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18348 tail_call_emit, arg_pointer_save_area_init
18349 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18350 (current_function_returns_struct, current_function_returns_pcc_struct,
18351 current_function_calls_setjmp, current_function_calls_alloca,
18352 current_function_accesses_prior_frames,
18353 current_function_calls_eh_return, current_function_is_thunk,
18354 current_function_stdarg, current_function_profile,
18355 current_function_limit_stack, current_function_uses_pic_offset_table,
18356 current_function_uses_const_pool, current_function_has_nonlocal_label,
18357 current_function_saves_all_registers,
18358 current_function_has_nonlocal_goto,
18359 current_function_has_asm_statement): Remove accesor macros.
18360 * ra-conflict.c (global_conflicts): Update.
18361 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18362 (suitable_for_tail_call_opt_p): Update.
18363 * builtins.c (expand_builtin_return_addr): Update.
18364 (expand_builtin_setjmp_setup): Update.
18365 (expand_builtin_nonlocal_goto): Update.
18366 * final.c (final_start_function): Update.
18367 (profile_function): Update.
18368 (leaf_function_p): Update.
18369 (only_leaf_regs_used): Update.
18370 * df-scan.c (df_get_exit_block_use_set): Update.
18371 * dojump.c (clear_pending_stack_adjust): Update.
18372 * tree-stdarg.c (gate_optimize_stdarg): Update.
18373 * gimple-low.c (lower_function_body): Update.
18374 * global.c (compute_regsets): Update.
18375 (global_alloc): Update.
18376 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18377 * expr.c (expand_assignment): Update.
18378 * dse.c (dse_step0): Update.
18379 (dse_step1): Update.
18380 * c-decl.c (store_parm_decls): Update.
18381 * local-alloc.c (combine_regs): Update.
18382 (find_free_reg): Update.
18383 * function.c (assign_parms_augmented_arg_list): Update.
18384 (assign_parm_find_data_types): Update.
18385 (assign_parms): Update.
18386 (allocate_struct_function): Update.
18387 (expand_function_start): Update.
18388 (expand_function_end): Update.
18389 (get_arg_pointer_save_area): Update.
18390 (thread_prologue_and_epilogue_insns): Update.
18391 (rest_of_match_asm_constraints): Update.
18392 * stor-layout.c (variable_size): Update.
18393 * gcse.c (gcse_main): Update.
18394 (bypass_jumps): Update.
18395 * gimplify.c (gimplify_function_tree): Update.
18396 * calls.c (emit_call_1): Update.
18397 (expand_call): Update.
18398 * bt-load.c (compute_defs_uses_and_gen): Update.
18399 * except.c (sjlj_assign_call_site_values): Update.
18400 (sjlj_emit_function_enter): Update.
18401 (can_throw_external): Update.
18402 (set_nothrow_function_flags): Update.
18403 (expand_builtin_unwind_init): Update.
18404 (expand_eh_return): Update.
18405 (convert_to_eh_region_ranges): Update.
18406 (output_function_exception_table): Update.
18407 * emit-rtl.c (gen_tmp_stack_mem): Update.
18408 * cfgexpand.c (expand_used_vars): Update.
18409 (tree_expand_cfg): Update.
18410 * cfgcleanup.c (rest_of_handle_jump): Update.
18411 * explow.c (allocate_dynamic_stack_space): Update.
18412 * varasm.c (assemble_start_function): Update.
18413 (force_const_mem): Update.
18414 (mark_constant_pool): Update.
18415 * tree-optimize.c (tree_rest_of_compilation): Update.
18416 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18417 * tree-cfg.c (notice_special_calls): Update.
18418 (is_ctrl_altering_stmt): Update.
18419 (tree_can_make_abnormal_goto): Update.
18420 (tree_purge_dead_abnormal_call_edges): Update.
18421 * config/alpha/predicates.md: Update.
18422 * config/alpha/alpha.c (alpha_sa_mask): Update.
18423 (alpha_sa_size): Update.
18424 (alpha_does_function_need_gp): Update.
18425 (alpha_expand_prologue): Update.
18426 (alpha_start_function): Update.
18427 (alpha_output_function_end_prologue): Update.
18428 (alpha_expand_epilogue): Update.
18429 * config/frv/frv.c (frv_stack_info): Update.
18430 (frv_expand_epilogue): Update.
18431 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18432 (s390_register_info): Update.
18433 (s390_frame_info): Update.
18434 (s390_init_frame_layout): Update.
18435 (s390_can_eliminate): Update.
18436 (save_gprs): Update.
18437 * config/spu/spu.c (spu_split_immediate): Update.
18438 (need_to_save_reg): Update.
18439 (spu_expand_prologue): Update.
18440 (spu_expand_epilogue): Update.
18441 * config/sparc/sparc.md: Update.
18442 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18443 (sparc_tls_got): Update.
18444 (legitimize_pic_address): Update.
18445 (sparc_emit_call_insn): Update.
18446 (sparc_expand_prologue): Update.
18447 (output_return): Update.
18448 (print_operand): Update.
18449 (sparc_function_ok_for_sibcall): Update.
18450 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18451 * config/m32r/m32r.md: Update.
18452 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18453 (m32r_compute_frame_size): Update.
18454 (m32r_expand_prologue): Update.
18455 (m32r_expand_epilogue): Update.
18456 (m32r_legitimize_pic_address): Update.
18457 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18458 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18459 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18460 (gen_push): Update.
18461 (ix86_save_reg): Update.
18462 (ix86_compute_frame_layout): Update.
18463 (ix86_expand_prologue): Update.
18464 (ix86_expand_epilogue): Update.
18465 * config/sh/sh.c (output_stack_adjust): Update.
18466 (calc_live_regs): Update.
18467 (sh5_schedule_saves): Update.
18468 (sh_expand_prologue): Update.
18469 (sh_expand_epilogue): Update.
18470 (sh_setup_incoming_varargs): Update.
18471 (sh_allocate_initial_value): Update.
18472 (sh_get_pr_initial_val): Update.
18473 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18474 * config/sh/sh.md (label:): Update.
18475 * config/avr/avr.c (out_movhi_mr_r): Update.
18476 * config/crx/crx.h (enum): Update.
18477 * config/xtensa/xtensa.h (along): Update.
18478 * config/stormy16/stormy16.c Update.
18479 (xstormy16_compute_stack_layout): Update.
18480 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18481 (fr30_expand_prologue): Update.
18482 * config/cris/cris.c (cris_conditional_register_usage): Update.
18483 (cris_reg_saved_in_regsave_area): Update.
18484 (cris_initial_frame_pointer_offset): Update.
18485 (cris_simple_epilogue): Update.
18486 (cris_expand_prologue): Update.
18487 (cris_expand_epilogue): Update.
18488 (cris_expand_pic_call_address): Update.
18489 (cris_asm_output_symbol_ref): Update.
18490 (cris_asm_output_label_ref): Update.
18491 * config/cris/cris.md Update.
18492 * config/iq2000/iq2000.c (compute_frame_size): Update.
18493 (iq2000_expand_epilogue): Update.
18494 * config/mt/mt.h (save_direction): Update.
18495 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18496 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18497 (ia64_secondary_reload_class): Update.
18498 * config/m68k/m68k.c (m68k_save_reg): Update.
18499 (m68k_expand_prologue): Update.
18500 (m68k_expand_epilogue): Update.
18501 (legitimize_pic_address): Update.
18502 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18503 (first_reg_to_save): Update.
18504 (first_altivec_reg_to_save): Update.
18505 (compute_vrsave_mask): Update.
18506 (compute_save_world_info): Update.
18507 (rs6000_stack_info): Update.
18508 (spe_func_has_64bit_regs_p): Update.
18509 (rs6000_ra_ever_killed): Update.
18510 (rs6000_emit_eh_reg_restore): Update.
18511 (rs6000_emit_allocate_stack): Update.
18512 (rs6000_emit_prologue): Update.
18513 (rs6000_emit_epilogue): Update.
18514 (rs6000_output_function_epilogue): Update.
18515 (output_profile_hook): Update.
18516 (rs6000_elf_declare_function_name): Update.
18517 * config/rs6000/rs6000.h (rs6000_args): Update.
18518 * config/rs6000/rs6000.md: Update.
18519 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18520 * config/arc/arc.c (arc_output_function_epilogue): Update.
18521 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18522 * config/darwin.c (machopic_function_base_name): Update.
18523 * config/score/score3.c (score3_compute_frame_size): Update.
18526 (score3_epilogue): Update.
18527 * config/score/score7.c (score7_compute_frame_size): Update.
18528 (score7_prologue): Update.
18529 (score7_epilogue): Update.
18530 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18531 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18532 * config/arm/arm.c (use_return_insn): Update.
18533 (require_pic_register): Update.
18534 (arm_load_pic_register): Update.
18535 (arm_compute_save_reg0_reg12_mask): Update.
18536 (arm_compute_save_reg_mask): Update.
18537 (thumb1_compute_save_reg_mask): Update.
18538 (output_return_instruction): Update.
18539 (arm_output_function_prologue): Update.
18540 (arm_output_epilogue): Update.
18541 (arm_get_frame_offsets): Update.
18542 (arm_expand_prologue): Update.
18543 (thumb_pushpop): Update.
18544 (thumb_exit): Update.
18545 (thumb1_expand_prologue): Update.
18546 (thumb1_expand_epilogue): Update.
18547 (arm_unwind_emit): Update.
18548 (arm_output_fn_unwind): Update.
18549 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18550 * config/arm/arm.md: Update.
18551 * config/pa/pa.md: Update.
18552 * config/pa/pa.c (legitimize_pic_address): Update.
18553 (compute_frame_size): Update.
18554 (hppa_expand_prologue): Update.
18555 (hppa_expand_epilogue): Update.
18556 (borx_reg_operand): Update.
18557 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18558 (HARD_REGNO_RENAME_OK): Update.
18559 * config/mips/mips.c (mips_global_pointer): Update.
18560 (mips_save_reg_p): Update.
18561 (mips_compute_frame_info): Update.
18562 (mips_frame_pointer_required): Update.
18563 (mips_expand_prologue): Update.
18564 (mips_expand_epilogue): Update.
18565 (mips_can_use_return_insn): Update.
18566 (mips_reorg_process_insns): Update.
18567 * config/v850/v850.c (compute_register_save_size): Update.
18568 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18569 * config/mmix/mmix.c (along): Update.
18570 (mmix_expand_epilogue): Update.
18571 * config/bfin/bfin.c (legitimize_pic_address): Update.
18572 (must_save_p): Update.
18573 (stack_frame_needed_p): Update.
18574 (add_to_reg): Update.
18575 (bfin_expand_prologue): Update.
18576 * stmt.c (expand_asm_operands): Update.
18577 * reload1.c (reload): Update.
18578 (init_elim_table): Update.
18580 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18582 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18584 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18586 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18587 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18588 (mov<mode>): Removed.
18589 (*movv4sf_internal): Likewise.
18590 (*movv2df_internal): Likewise.
18592 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18594 * config.gcc (crx-*-elf): Remove deprecation.
18596 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18598 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18599 __gcc_deregister_frame with atexit.
18600 (deregister_frame_dtor): Remove.
18602 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18603 Nathan Sidwell <nathan@codesourcery.com>
18605 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18607 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18608 (rs6000_isel): Likewise.
18609 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18610 (rs6000_isel): New variable.
18611 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18613 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18616 * c-common.c (handle_vector_size_attribute): Call
18617 lang_hooks.types.reconstruct_complex_type instead of
18618 reconstruct_complex_type.
18619 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18620 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18621 * langhooks.h (struct lang_hooks_for_types): Add
18622 reconstruct_complex_type hook.
18623 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18624 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18626 2008-04-24 Richard Guenther <rguenther@suse.de>
18628 * c-common.h (check_builtin_function_arguments): Declare.
18629 * c-common.c (validate_nargs): New function.
18630 (check_builtin_function_arguments): Likewise.
18631 * c-typeck.c (build_function_call): Call
18632 check_builtin_function_arguments.
18633 * builtins.c (fold_builtin_classify): Remove error reporting code.
18634 (fold_builtin_unordered_cmp): Likewise.
18635 (fold_builtin_1): Likewise.
18636 (fold_builtin_n): Likewise.
18638 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18640 PR tree-optimization/36008
18641 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18642 the original op1, rather than delta by step.
18644 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18645 Sebastian Pop <sebastian.pop@amd.com>
18647 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18648 eliminate_local_variables_stmt, eliminate_local_variables,
18649 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18650 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18651 of code delimited by two edges in the CFG.
18652 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18653 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18654 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18655 the case of parallelisation of reductions.
18656 (expr_invariant_in_region_p): New.
18658 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18659 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18661 2008-04-24 Ira Rosen <irar@il.ibm.com>
18662 Richard Guenther <rguenther@suse.de>
18664 PR tree-optimization/36034
18665 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18666 incapable of dealing with loads with gaps.
18668 2008-04-24 Rafael EspÃndola <espindola@google.com>
18670 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18671 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18672 vrp_evaluate_conditional.
18673 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18674 (vrp_evaluate_conditional): Split the cond argument.
18675 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18676 (simplify_stmt_for_jump_threading): Update call to
18677 vrp_evaluate_conditional.
18679 2008-04-24 Ira Rosen <irar@il.ibm.com>
18681 PR tree-optimization/35982
18682 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18683 interleaved data-refs are of the same type.
18685 2008-04-24 Danny Smith <dannysmith@users.net>
18687 * c-format.c (check_format_info_main): Use strncmp rather than a
18688 magic prefix to handle multichar length specs.
18689 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18690 Don't prefix "I64" and "I32" with '\0'.
18692 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18695 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18696 in registers for -m32 only if stdarg_p (fntype).
18698 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18700 PR rtl-optimization/36006
18701 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18702 temp to op0 in order to avoid invalid rtx sharing.
18704 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18706 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18707 check TREE_INVARIANT.
18708 * tree-gimple.c (is_gimple_address): New.
18709 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18710 * tree-gimple.h (is_gimple_address): New.
18711 * tree.h (decl_address_invariant_p): New.
18712 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18713 (build_string): Likewise.
18714 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18715 (tree_invariant_p_1): Likewise.
18716 (save_expr): Use it.
18717 (tree_invariant_p): New.
18718 (skip_simple_arithmetic): Use it.
18719 (stabilize_reference_1): Use it.
18720 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18722 (build1_stat): Drop code to compute TREE_INVARIANT.
18723 (build2_stat): Drop code to compute TREE_INVARIANT.
18724 (build3_stat): Drop code to compute TREE_INVARIANT.
18725 (build4_stat): Drop code to compute TREE_INVARIANT.
18726 (build5_stat): Drop code to compute TREE_INVARIANT.
18727 (build7_stat): Drop code to compute TREE_INVARIANT.
18728 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18729 * tree.h (struct tree_base): Remove invariant_flag.
18730 (TREE_INVARIANT): Remove.
18731 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18732 (fold_builtin_expect): Check TREE_CONSTANT.
18733 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18734 * c-tree.h (c_expr_to_decl): Drop third parameter.
18735 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18736 (build_c_cast): Don't set TREE_INVARIANT.
18737 (pop_init_level): Don't set TREE_INVARIANT.
18738 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18739 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18741 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18742 (gimplify_addr_expr): Adjust comment.
18743 * tree-mudflap.c (mf_build_string):
18744 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18745 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18746 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18747 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18748 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18749 * langhooks.h (struct lang_hooks): Drop third parameter from
18752 2008-04-23 Richard Guenther <rguenther@suse.de>
18754 PR tree-optimization/27799
18755 PR tree-optimization/32921
18756 PR tree-optimization/32624
18757 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18758 SMTs aliases and the tag itself into the solution.
18759 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18760 merge the points-to solution back into the SMT aliases.
18761 (may_alias_p): Use alias_set_subset_of instead of
18762 aliases_conflict_p. A pointer which points to
18763 memory with alias set zero may access any variable.
18765 2008-04-23 Richard Guenther <rguenther@suse.de>
18767 * alias.c (alias_set_subset_of): Correctly handle asking
18768 if zero is a subset of an alias set with zero child.
18769 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18770 (compute_flow_insensitive_aliasing): Correctly walk all
18771 pointers. Do not unnecessarily union sets.
18773 2008-04-23 Richard Guenther <rguenther@suse.de>
18775 PR middle-end/36021
18776 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18778 2008-04-22 Tomas Bily <tbily@suse.cz>
18780 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18782 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18784 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18785 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18786 * tree-inline.c (estimate_num_insns_1): Likewise.
18787 * varasm.c (const_hash_1, compare_constant, copy_constant)
18788 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18789 * emit-rtl.c (component_ref_for_mem_expr)
18790 (set_mem_attributes_minus_bitpos): Likewise.
18791 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18792 (is_aligning_offset): Likewise.
18793 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18794 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18795 * dojump.c (do_jump): Likewise.
18796 * builtins.c (get_pointer_alignment, get_memory_rtx)
18797 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18798 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18800 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18802 PR rtl-optimization/36017
18803 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18804 expanding the library call.
18806 2008-04-22 Ian Lance Taylor <iant@google.com>
18808 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18809 than size_in_bytes.
18811 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18813 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18814 of LR/CTR moves for Power6.
18816 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18818 PR middle-end/36003
18819 * passes.c (init_optimization_passes): Remove
18820 pass_fast_rtl_byte_dce.
18822 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18826 builtin functions to generate faster code.
18827 (_mm_cvtpu16_ps): Ditto.
18828 (_mm_cvtpi32x2_ps): Ditto.
18830 2008-04-22 Nick Clifton <nickc@redhat.com>
18832 * common.opt (ftree-loop-distribution): Add Optimization
18835 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18836 (frv_expand_builtin_va_start): Likewise.
18838 * config/arm/arm.c (thumb_find_work_register): Fix location of
18839 argument register count.
18841 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18843 Support scheduling for ColdFire V1 and V3 microarchitecture.
18844 Improve scheduling of multiplication instructions.
18846 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18847 (mac): New instruction attribute.
18848 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18849 (m68k_sched_mac): New variable.
18850 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18851 Handle cfv1 and cfv3.
18852 (max_insn_size): New static variable.
18853 (struct _sched_ib): New type.
18854 (sched_ib): New static variable.
18855 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18856 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18857 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18859 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18860 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18861 new variables. Update.
18862 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18863 Add modeling of cfv3 instruction buffer. Update.
18864 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18865 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18866 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18867 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18868 a particular reservation applies to.
18869 (type2): Reorganize attribute values. Rename alu to alu_reg,
18870 alu_l to alu, move_l to omove. Join move to alu. Split mul
18871 to mul_l and mul_w.
18872 (cf_ib_*): Simplify description of instruction buffer.
18873 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18874 (cf_mem): Split into cf_mem1 and cf_mem2.
18875 (cf_v2_move_??): Rename to cfv12_alu_??.
18876 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18877 (cf_v2_mul_??): Remove reservations.
18878 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18879 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18880 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18882 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18883 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18884 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18885 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18886 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18887 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18888 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18889 expansions of the above reservations for instructions of sizes
18892 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18894 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18896 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18898 * coverage.c: Include tree-pass.h.
18899 (coverage_counter_alloc): Print da_file_name to the dump file.
18901 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18903 * sbitmap.c (sbitmap_range_empty_p): New function.
18904 * sbitmap.h (sbitmap_range_empty_p): New function.
18905 * bitmap.h: Now includes obstack.h.
18907 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18908 Kenneth Zadeck <zadeck@naturalbridge.com>
18910 * dbgcnt.def (ra_byte_scan): Added.
18911 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18912 when the last hit happens for a counter.
18913 * timevar.def (TV_DF_BYTE_LR): New variable.
18914 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18915 * passes.c (pass_fast_rtl_byte_dce): New pass.
18916 * fwprop.c (update_df): Added mode to call df_ref_create.
18917 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18918 DF_REF_EXTRACT_OFFSET.
18919 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18920 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18922 (df_ref_extract): Added mode field.
18923 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18924 DF_REF_EXTRACT_OFFSET.
18925 (DF_REF_EXTRACT_MODE): New macro.
18926 (df_byte_lr_bb_info): New structure.
18927 (df_print_byte_regset, df_compute_accessed_bytes,
18928 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18929 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18930 df_byte_lr_simulate_uses,
18931 df_byte_lr_simulate_artificial_refs_at_top,
18932 df_byte_lr_simulate_artificial_refs_at_end,
18933 df_compute_accessed_bytes): New function.
18934 (df_ref_create): Add parameter.
18935 (df_byte_lr_get_bb_info): New inline function.
18936 * df-scan.c (df_ref_record, df_uses_record,
18937 df_ref_create_structure): Added mode parameter.
18938 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18939 df_defs_record, df_uses_record, df_get_conditional_uses,
18940 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18941 df_entry_block_defs_collect, df_exit_block_uses_collect):
18942 Added mode parameter to calls to df_ref_record, df_uses_record,
18943 df_ref_create_structure.
18944 (df_ref_equal_p, df_ref_compare): Added test for modes.
18945 (df_ref_create_structure): Added code to set mode. Renamed
18946 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18947 DF_REF_EXTRACT_OFFSET.
18948 * df-core.c (df_print_byte_regset): New function.
18949 * df-byte-scan.c: New file.
18950 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18951 calls to BITMAP_FREE.
18952 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18953 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18954 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18955 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18956 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18957 df_byte_lr_local_compute, df_byte_lr_init,
18958 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18959 df_byte_lr_transfer_function, df_byte_lr_free,
18960 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18961 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18962 df_byte_lr_simulate_uses,
18963 df_byte_lr_simulate_artificial_refs_at_top,
18964 df_byte_lr_simulate_artificial_refs_at_end): New function.
18965 * dce.c (byte_dce_process_block): New function.
18966 (dce_process_block): au is now passed in rather than computed
18967 locally. Changed loops that look at artificial defs to not look
18968 for conditional or partial ones, because there never are any.
18969 (fast_dce): Now is able to drive byte_dce_process_block or
18970 dce_process_block depending on the kind of dce being done.
18971 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18972 (rest_of_handle_fast_byte_dce): New function.
18973 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18974 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18976 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18979 * gcc.h: Added fortran options that take arguments to
18980 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18983 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18985 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18986 scalarization if on the LHS and not a full access.
18988 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18990 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18992 2008-04-18 Rafael EspÃndola <espindola@google.com>
18994 * tree-vrp.c (find_case_label_index): Fix the binary search.
18995 (find_case_label_range): New.
18996 (vrp_visit_switch_stmt): Use find_case_label_range.
18997 (simplify_switch_using_ranges): Use find_case_label_range.
18999 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19001 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19002 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19004 2008-04-18 Tom Tromey <tromey@redhat.com>
19007 * doc/cpp.texi (Implementation-defined behavior): Mention
19010 2008-04-18 Ian Lance Taylor <iant@google.com>
19012 * fold-const.c (pointer_may_wrap_p): New static function.
19013 (fold_comparison): Add another test for pointer overflow. Use
19014 pointer_may_wrap_p to disable some false positives.
19016 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19018 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19019 (fname_as_string): Match updated cpp_interpret_string prototype.
19020 (fix_string_type): Support char16_t* and char32_t*.
19021 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19022 derivative) nodes. Register as builtin if C++0x.
19023 (c_parse_error): Support CPP_CHAR{16,32}.
19024 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19025 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19026 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19027 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19028 CTI_CHAR32_ARRAY_TYPE>: New elements.
19029 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19030 char32_type_node, signed_char32_type_node, char16_array_type_node,
19031 char32_array_type_node): New defines.
19032 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19033 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19034 (lex_string): Support CPP_STRING{16,32}, match updated
19035 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19036 (lex_charconst): Support CPP_CHAR{16,32}.
19037 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19038 and CPP_STRING{16,32}.
19040 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19043 * aclocal.m4: Regenerate.
19044 * configure: Regenerate.
19046 2008-04-18 Jan Hubicka <jh@suse.cz>
19048 * except.c (dw2_size_of_call_site_table,
19049 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19051 * cgraphbuild.c (build_cgraph_edges): Update.
19052 * tree-pass.h: Update comment.
19053 * final.c (leaf_function_p): Update.
19054 (leaf_renumber_regs): Update.
19055 (rest_of_clean_state): Update.
19056 * omp-low.c (expand_omp_parallel): Update.
19057 * ipa-reference.c (analyze_function): Update.
19058 * reorg.c (find_end_label): Update.
19059 (optimize_skip): Update.
19060 (fill_simple_delay_slots): Update.
19061 (fill_simple_delay_slots): Update.
19062 (make_return_insns): Update.
19063 (dbr_schedule): Update.
19064 * gimple-low.c (record_vars_into): Update.
19065 * cfgbuild.c (make_edges): Update.
19066 * function.c (assign_stack_local): Update.
19067 (assign_parm_adjust_stack_rtl): Update.
19068 (locate_and_pad_parm): Update.
19069 (allocate_struct_function): Do not initialize stack_alignment_needed
19070 and preferred_stack_boundary here.
19071 (stack_protect_prologue): Update.
19072 (stack_protect_epilogue): Update.
19073 (expand_function_start): Initialize stack_alignment_needed,
19074 preferred_stack_boundary and max_jumptable_ents.
19075 (expand_function_end): Update.
19076 (free_after_compilation): Do not NULLify epilogue_delay_list.
19077 * function.h (struct rtl_data): Add stack_protect_guard,
19078 stack_alignment_needed,
19079 preferred_stack_boundary, epilogue_delay_list.
19080 (struct function): Remove value_histograms, stack_alignment_needed,
19081 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19083 unexpanded_var_list, stack_protect_guard.
19084 (current_function_epilogue_delay_list): Remove.
19085 * ipa-type-escape.c (analyze_function): Update.
19086 * gimplify.c (pop_gimplify_context): Update comment.
19087 * calls.c (expand_call): Update.
19088 (emit_library_call_value_1): Update.
19089 * except.c (set_nothrow_function_flags): Update.
19090 * cfgexpand.c (get_decl_align_unit): Update.
19091 (create_stack_guard): Update.
19092 (estimated_stack_frame_size): Update.
19093 (expand_used_vars): Update.
19094 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19095 * explow.c (allocate_dynamic_stack_space): Update.
19096 * tree-ssa-live.c (remove_unused_locals): Update.
19097 * varasm.c (mark_constant_pool): Update.
19098 * tree-inline.c (remap_decls): Update.
19099 (initialize_cfun): Update.
19100 (declare_return_variable): Update.
19101 (inline_forbidden_p): Update.
19102 (expand_call_inline): Update.
19103 (declare_inline_vars): Update.
19104 (tree_function_versioning): Update.
19105 * tree-flow.h (value_histograms): New.
19106 (VALUE_HISTOGRAMS): New macro.
19107 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19109 * tree-cfg.c (set_bb_for_stmt): Update.
19110 (replace_by_duplicate_decl): Update.
19111 (move_block_to_fn): Update.
19112 (new_label_mapper): Update.
19113 (dump_function_to_file): Update.
19114 * ipa-struct-reorg.c (build_data_structure): Update.
19115 * cfgrtl.c (print_rtl_with_bb): Update.
19116 * reload1.c (reload): Update.
19118 * config/i386/i386.c (setup_incoming_varargs_64,
19119 ix86_compute_frame_layout): Update.
19120 * config/arc/arc.c (arc_output_function_epilogue): Update.
19122 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19124 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19125 for FreeBSD as well.
19126 * gthr-posix95.h: Likewise.
19128 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19130 PR rtl-optimization/35838
19131 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19132 out the byte offset of the first subreg.
19134 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19136 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19137 to split_ti instead of three separate calls with single member arrays.
19138 (subti3 splitter): Ditto.
19139 (adddi3 splitter): Ditto with split_di.
19140 (subdi3 splitter): Ditto.
19141 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19142 two separate calls with single member arrays. Swap match_dup
19143 operands 1 and 2 to better fit into the array.
19144 (negdi2 splitter): Ditto with split_di.
19145 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19146 two separate calls with single member arrays. Swap match_dup operands
19147 6 and 7 to better fit into the array.
19149 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19151 * config/i386/i386.c (sse_builtin_type): New.
19152 (bdesc_sse_args): Likewise.
19153 (bdesc_sse_3arg): Removed.
19154 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19155 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19156 IX86_BUILTIN_ROUNDPS.
19157 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19158 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19159 IX86_BUILTIN_ROUNDPS.
19160 (ix86_expand_sse_4_operands_builtin): Removed.
19161 (ix86_expand_sse_operands_builtin): New.
19162 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19163 and CODE_FOR_sse4_1_roundps.
19164 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19165 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19167 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19170 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19171 regs before frame pop when needed. If use_backchain_to_restore_sp
19172 then load backchain into a temp reg to restore vr and vrsave. Add
19173 code to restore vr after frame pop if possible.
19175 2008-04-17 Richard Guenther <rguenther@suse.de>
19177 * tree-vn.c (expressions_equal_p): Do not check type
19178 equality or compatibility before calling operand_equal_p.
19179 * fold-const.c (operand_equal_p): Check equivalence of
19180 integer constants before bailing out due to signedness or
19181 precision differences.
19182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19183 spurious differences in type qualification. Ignore types
19184 for COMPONENT_REFs at all.
19186 2008-04-17 Christian Bruel <christian.bruel@st.com>
19188 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19189 msw_skip comparison.
19191 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19194 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19197 PR tree-optimization/35899
19198 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19199 rather than TREE_OPERAND.
19201 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19204 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19205 temporary registers. Change operand predicate to general_operand.
19206 (remainderxf3): Ditto.
19208 2008-04-16 Richard Guenther <rguenther@suse.de>
19210 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19211 * tree-affine.c (aff_combination_expand): Look through some
19214 2008-04-15 Doug Kwan <dougkwan@google.com>
19216 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19218 * tree-pretty-print.c (dump_generic_node): Ditto.
19219 * final.c (output_addr_const): Ditto.
19220 * dwarf2out.c (output_cfi): Ditto.
19221 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19222 * print-rtl.c (print_rtx): Ditto.
19223 * print-tree.c (print_node_brief, print_node): Ditto.
19224 * c-common.c (match_case_to_enum_1): Ditto.
19225 * sched-vis.c (print_value): Ditto.
19226 * config/i386/i386.c (print_operand): Cast to long unsigned int
19229 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19230 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19231 MS Windows VirtualProtect function.
19233 2008-04-15 Jan Hubicka <jh@suse.cz>
19235 * gengtype.c (write_root): Param_is argument is OK.
19236 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19237 * function.h: Include varray.h
19238 (rtl_eh): New stucture based on except.c one.
19239 (call_site_record): New forward declaration and vector type.
19240 * calls.c (emit_call_1): Do not call
19241 note_current_region_may_contain_throw.
19242 * except.c (eh_status): Remove cur_region, try_region since they are
19244 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19245 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19246 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19247 Remove call_site_data_used, call_site_data_size.
19248 Turn call_site_record into vector in function.h.
19249 (note_current_region_may_contain_throw): Remove.
19250 (get_exception_pointer, get_exception_filter): Do not take struct
19251 function argument; update.
19252 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19253 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19254 build_post_landing_pads, dw2_build_landing_pads,
19255 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19256 sjlj_emit_function_enter, sjlj_emit_function_enter,
19257 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19258 sjlj_build_landing_pads, finish_eh_generation,
19259 remove_exception_handler_label, remove_eh_handler,
19260 maybe_remove_eh_handler, add_reachable_handler,
19261 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19262 add_action_record, collect_one_action_chain, add_call_site,
19263 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19264 sjlj_output_call_site_table, output_function_exception_table,
19265 * except.h (note_current_region_may_contain_throw): Remove
19266 (get_exception_pointer, get_exception_filter): Do not take struct
19268 * Makefile.in (GTFILES): Put varargs before struct function.
19270 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19272 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19273 punt for STRING_CST.
19274 (get_constraint_for): Deal with STRING_CST here instead.
19276 2008-04-15 Richard Guenther <rguenther@suse.de>
19278 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19279 statements in a basic-block with a backward walk. Do not
19280 substitute into dead statements but instead remove those.
19282 2008-04-15 Richard Guenther <rguenther@suse.de>
19284 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19285 to zero, thus disable creation of SFTs.
19287 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19289 * tree-predcom.c (suitable_reference_p): Return false if the
19290 reference can throw.
19292 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19295 * c-decl.c (finish_decl): If extern or static var has variable
19296 size, set TREE_TYPE (decl) to error_mark_node.
19298 2008-04-15 Rafael EspÃndola <espindola@google.com>
19300 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19303 2008-04-15 Richard Guenther <rguenther@suse.de>
19305 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19306 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19307 (visit_reference_op_load): Do walk vuse-vdef chains on
19308 vn_reference_lookup.
19309 (visit_reference_op_store): But do not here.
19310 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19311 vn_reference_lookup.
19312 (vn_lookup_with_vuses): But do so here.
19314 2008-04-14 Ian Lance Taylor <iant@google.com>
19316 * fold-const.c (fold_overflow_warning): Remove assertion.
19318 2008-04-15 Ben Elliston <bje@au.ibm.com>
19320 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19321 temp1 local variables.
19323 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19326 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19327 ".text.unlikely" section as executable.
19329 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19331 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19332 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19333 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19334 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19335 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19336 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19337 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19339 2008-04-14 Ian Lance Taylor <iant@google.com>
19341 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19342 * fold-const.c (fold_comparison): If appropriate, test
19343 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19344 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19345 reassociating a pointer type.
19346 * doc/invoke.texi (Optimize Options): Document that
19347 -fstrict-overflow applies to pointer wraparound.
19349 2008-04-13 Jan Hubicka <jh@suse.cz>
19351 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19353 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19355 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19356 we are going to "save the world".
19358 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19360 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19361 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19362 operand 0 constraint, not "=".
19364 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19366 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19368 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19370 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19371 of size of positions_needed * CHAR_BIT.
19373 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19375 PR middle-end/35897
19376 * dse.c (store_info): Change positions_needed to unsigned
19378 (lowpart_bitmask): New.
19379 (record_store): Cast to unsigned HOST_WIDE_INT for
19380 positions_needed. Assert width <= size of positions_needed *
19381 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19382 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19383 lowpart_bitmask to set mask.
19385 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19387 * config/bfin/constraints.md: New file.
19388 * config/bfin/bfin.md: Include it.
19389 (adddi3): Use satisfies_constraint functions instead of the old macros.
19390 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19391 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19392 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19393 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19394 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19395 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19396 EXTRA_CONSTRAINT): Delete.
19397 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19398 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19400 * config/bfin/bfin.c: Include "tm-constrs.h".
19401 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19402 Use satisfies_constraint functions instead of the old macros.
19403 * doc/md.texi (Blackfin Constraints): Update file name reference.
19405 2008-04-11 Richard Guenther <rguenther@suse.de>
19407 PR tree-optimization/35869
19408 * tree-vrp.c (execute_vrp): Move switch statement update after
19409 jump threading. Schedule another cfg cleanup run.
19411 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19414 * attribs.c (decl_attributes): Return early on errorneous node.
19416 2008-04-10 Oleg Ryjkov <olegr@google.com>
19418 * tree.h (struct tree_base): Added a new flag default_def_flag.
19419 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19421 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19423 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19425 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19428 * pa.md: Define mode iterator P. Define mode attribute dwc.
19429 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19430 (icacheflush): Likewise.
19431 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19432 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19434 2008-04-11 Ben Elliston <bje@au.ibm.com>
19436 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19438 2008-04-10 Rafael EspÃndola <espindola@google.com>
19440 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19441 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19442 (extract_range_from_expr): The same.
19444 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19446 * config/mips/mips.md (GPR2): New mode iterator.
19447 (seq): Add comment.
19448 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19449 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19450 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19451 Rewrite these to take two modes, the mode of comparison and the
19452 mode of the destination.
19453 * config/mips/mips.c (mips_expand_scc): Instead of having
19454 paradoxical subreg as destination, expand "narrowing" scc if mode
19455 of comparison is SI and target is requested in DI mode.
19456 (mips_emit_int_order_test): Update comment. Make mode of
19457 comparison match CMP0 rather than TARGET. When creating inverse
19458 target use mode of TARGET.
19460 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19462 * gcov-dump.c (tag_summary): Only print summaries for the first
19463 GCOV_COUNTERS_SUMMABLE counters.
19465 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19467 * config/i386/i386.md (absneg): New code iterator.
19468 (absnegprefix): New code attribute.
19469 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19470 patterns using absneg code iterator.
19471 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19472 using absneg code iterator.
19473 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19474 *neg<mode>2 patterns using absneg code iterator.
19475 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19476 *negextendsfdf2 patterns using absneg code iterator.
19477 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19478 *negextendsfxf2 patterns using absneg code iterator.
19479 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19480 *negextendsfdf2 patterns using absneg code iterator.
19481 * config/i386/sse.md (<code><mode>2): Macroize expander from
19482 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19484 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19486 * config/s390/s390.h: Remove the remains of the recent search
19487 & replace action of current_function_outgoing_args_size.
19489 2008-04-10 Ira Rosen <irar@il.ibm.com>
19491 PR tree-optimization/35821
19492 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19493 NEW_STMT_LIST is not NULL.
19495 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19498 * toplev.c (process_options): Remove -ffunction-sections debugging
19501 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19503 PR middle-end/PR28690
19504 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19505 than gen_rtx_fmt_ee to perform more canonicalizations.
19507 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19510 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19512 2008-04-09 Richard Guenther <rguenther@suse.de>
19514 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19515 (dump_function_to_file): Dump function arguments with types.
19517 2008-04-08 Richard Guenther <rguenther@suse.de>
19519 * fold-const.c (fold_widened_comparison): Do not allow
19520 sign-changes that change the result.
19522 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19525 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19526 kinds of indirect references.
19528 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19530 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19531 GNU Fortran language string.
19533 2008-04-08 Rafael EspÃndola <espindola@google.com>
19535 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19536 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19537 * tree.h (tree_call_nonnegative_warnv_p): New.
19539 2008-04-08 Jan Hubicka <jh@suse.cz>
19541 * function.c (free_after_compilation): Clear out regno_reg_rtx
19544 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19547 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19549 PR middle-end/PR28690
19550 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19551 same precedence as REG_POINTER and MEM_POINTER operands.
19553 2008-04-08 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/35834
19556 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19557 for adding index to base.
19559 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19561 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19562 (MINGW_ENABLE_EXECUTE_STACK): New.
19563 (IN_LIBGCC2): For libgcc include windows.h file for
19564 function declarations.
19566 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19568 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19569 and tem2 if tem1 is not a REG or MULT.
19571 2008-04-08 Jan Hubicka <jh@suse.cz>
19573 * function.h (incomming_args): Break out of struct function.
19574 (function_subsections): Break out of struct function.
19575 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19576 return_rtx and hard_reg_initial_vals from struct function.
19577 Kill inl_max_label_num.
19578 (current_function_pops_args, current_function_args_info,
19579 current_function_args_size, current_function_args_size,
19580 current_function_pretend_args_size,
19581 current_function_outgoing_args_size,
19582 current_function_internal_arg_pointer, current_function_return_rtx):
19583 Kill compatibility accestor macros.
19584 * builtins.c (expand_builtin_apply_args_1): Update.
19585 (expand_builtin_next_arg): Update.
19586 * df-scan.c (df_get_call_refs): Update.
19587 * dbxout.c (dbxout_function_end): Update.
19588 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19589 (output_line_info): Update.
19590 (secname_for_decl): Update.
19591 (dwarf2out_var_location): Update.
19592 * function.c (free_after_compilation): Update.
19593 (assign_parm_find_stack_rtl): Update.
19594 (assign_parms): Update.
19595 (expand_dummy_function_end): Update.
19596 (expand_function_end): Update.
19597 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19598 (expand_call): Update.
19599 (emit_library_call_value_1): Update.
19600 (store_one_arg): Update.
19601 * varasm.c (initialize_cold_section_name): Update.
19602 (unlikely_text_section): Update.
19603 (unlikely_text_section_p): Update.
19604 (assemble_start_function): Update.
19605 (assemble_end_function): Update.
19606 (default_section_type_flags): Update.
19607 (switch_to_section): Update.
19608 * integrate.c (set_decl_abstract_flags): Update.
19609 (get_hard_reg_initial_val): Update.
19610 (has_hard_reg_initial_val): Update.
19611 (allocate_initial_values): Update.
19612 * resource.c (init_resource_info): Update.
19613 * config/alpha/alpha.c (NUM_ARGS): Update.
19614 (direct_return): Update.
19615 (alpha_va_start): Update.
19616 (alpha_sa_size): Update.
19617 (alpha_initial_elimination_offset): Update.
19618 (alpha_expand_prologue): Update.
19619 (alpha_start_function): Update.
19620 (alpha_expand_epilogue): Update.
19621 (unicosmk_initial_elimination_offset):
19622 * config/alpha/alpha.md (call expander): Update.
19623 * config/s390/s390.c (s390_register_info): Update.
19624 (s390_register_info): Update.
19625 (s390_frame_info): Update.
19626 (s390_initial_elimination_offset): Update.
19627 (s390_build_builtin_va_list): Update.
19628 (s390_va_start): Update.
19629 * config/spu/spu.c (direct_return): Update.
19630 (spu_expand_prologue): Update.
19631 (spu_initial_elimination_offset): Update.
19632 (spu_build_builtin_va_list): Update.
19633 (spu_va_start): Update.
19634 * config/sparc/sparc.c (sparc_init_modes): Update.
19635 (sparc_compute_frame_size): Update.
19636 (function_value): Update.
19637 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19638 * config/i386/i386.md (return expander): Update.
19639 * config/i386/i386.c (ix86_va_start): Update.
19640 (ix86_can_use_return_insn_p): Update.
19641 (ix86_compute_frame_layout): Update.
19642 (ix86_expand_epilogue): Update.
19643 * config/sh/sh.c (output_stack_adjust): Update.
19644 (calc_live_regs): Update.
19645 (sh_expand_prologue): Update.
19646 (sh_builtin_saveregs): Update.
19647 (sh_va_start): Update.
19648 (initial_elimination_offset): Update.
19649 (sh_allocate_initial_value): Update.
19650 (sh_function_ok_for_sibcall): Update.
19651 (sh_get_pr_initial_val): Update.
19652 * config/sh/sh.md (return expander): Update.
19653 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19654 * config/crx/crx.c (crx_compute_frame): UPdate.
19655 (crx_initial_elimination_offset): UPdate.
19656 * config/xtensa/xtensa.c (compute_frame_size): Update
19657 (xtensa_builtin_saveregs): Update.
19658 (xtensa_va_start): Update.
19659 (order_regs_for_local_alloc): Update.
19660 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19661 (xstormy16_expand_builtin_va_start): Update.
19662 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19663 * config/m68hc11/m68hc11.md (return expanders): Update.
19664 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19665 (expand_epilogue): Update.
19666 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19667 (cris_simple_epilogue): Update.
19668 (cris_expand_prologue): Update.
19669 (cris_expand_epilogue): Update.
19670 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19671 (compute_frame_size): Update.
19672 * config/mt/mt.c (mt_compute_frame_size): Update.
19673 * config/mn10300/mn10300.c (expand_prologue): Update.
19674 (expand_epilogue): Update.
19675 (initial_offset): Update.
19676 (mn10300_builtin_saveregs):
19677 * config/mn10300/mn10300.md (return expander): Update.
19678 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19679 (ia64_initial_elimination_offset): Update.
19680 (ia64_initial_elimination_offset): Update.
19681 (ia64_expand_prologue): Update.
19682 * config/m68k/m68k.md (return expander): Update.
19683 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19684 (rs6000_stack_info): Update.
19685 * config/mcore/mcore.c (layout_mcore_frame): Update.
19686 (mcore_expand_prolog): Update.
19687 * config/arc/arc.c (arc_compute_frame_size): Update.
19688 * config/score/score3.c (score3_compute_frame_size): Update.
19689 * config/score/score7.c (score7_compute_frame_size): Update.
19690 * config/arm/arm.c (use_return_insn): Update.
19691 (thumb_find_work_register): Update.
19692 (arm_compute_save_reg_mask): Update.
19693 (arm_output_function_prologue): Update.
19694 (arm_output_epilogue): Update.
19695 (arm_size_return_regs): Update.
19696 (arm_get_frame_offsets): Update.
19697 (arm_expand_prologue): Update.
19698 (thumb_exit): Update.
19699 (thumb_unexpanded_epilogue): Update.
19700 (thumb1_output_function_prologue): Update.
19701 * config/pa/pa.md (return expander): Update.
19702 * config/pa/pa.c (compute_frame_size): Update.
19703 (hppa_builtin_saveregs): Update.
19704 * config/mips/mips.c (mips_va_start): Update.
19705 (mips16_build_function_stub): Update.
19706 (mips_compute_frame_info): Update.
19707 (mips_restore_gp): Update.
19708 (mips_output_function_prologue): Update.
19709 (mips_expand_prologue): Update.
19710 * config/v850/v850.c (compute_frame_size): Update.
19711 (expand_prologue): * config/mmix/mmix.c (along): update.
19712 (mmix_initial_elimination_offset): update.
19713 (mmix_reorg): update.
19714 (mmix_use_simple_return): update.
19715 (mmix_expand_prologue): update.
19716 (mmix_expand_epilogue): Update.
19717 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19718 (emit_link_insn): Update.
19720 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19722 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19723 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19725 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19728 2008-04-07 Jan Hubicka <jh@suse.cz>
19730 * function.h (rtl): Rename to x_rtl.
19731 (crtl): New define.
19732 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19733 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19734 used_temp_slots avail_temp_slots, temp_slot_level,
19735 nonlocal_goto_handler_labels): Update accesstors.
19736 (rtl): New global variable.
19737 (struct function): Move some fileds to rtl_data.
19738 (get_arg_pointer_save_area): Update prototype.
19739 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19740 get_arg_pointer_save_area.
19741 * expr.c (init_expr): Update
19742 * function.c (get_frame_size): Update
19743 (assign_stack_local): Update
19744 (expand_function_end): Update.
19745 (get_art_pointer_save_area): Update
19747 * emit-rtl.c (rtl): Declare.
19748 (regno_reg_rtx): Declare.
19749 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19751 (gen_reg_rtx): Update.
19752 * varasm.c (n_deferred_constatns): Update accestor.
19753 (init_varasm_status): Do not allocate varasm_status.
19754 (force_const_mem, get_pool_size, output_constant_pool): Update.
19755 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19756 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19757 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19758 * sparc/sparc.h (INIT_EXPANDERS): Update.
19759 * ia64/ia64.h (INIT_EXPANDERS): Update.
19761 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19763 * reload.c (push_secondary_reload): Add missing break to for loop.
19765 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19767 PR middle-end/PR28690
19768 * rtlanal.c: Update copyright years.
19769 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19770 as REG_POINTER and MEM_POINTER operands.
19771 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19772 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19773 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19774 * gcse.c: Update copyright years.
19775 (pre_delete): Call gen_reg_rtx_and_attrs.
19776 (hoist_code): Likewise.
19777 (build_store_vectors): Likewise.
19778 (delete_store): Likewise.
19779 * loop-invariant.c (move_invariant_reg): Likewise.
19780 Update copyright years.
19782 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19784 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19785 control string instead of quoted.
19787 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19789 * doc/rtl.texi: Rewrite of subreg section.
19791 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19794 * config/i386/i386.c (legitimize_pic_address): Add treating
19795 of dllimport SYM_REF's.
19796 (legitimize_dllimport_symbol): Add prototype.
19798 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19800 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19801 reference in constructor with non self-referential type.
19803 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19805 Removal of Return with Depressed Stack Pointer support
19806 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19807 (ECF_SP_DEPRESSED): Likewise.
19808 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19809 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19810 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19811 (expand_call): Do not test ECF_SP_DEPRESSED.
19812 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19813 * function.c (keep_stack_depressed): Delete.
19814 (handle_epilogue_set): Likewise.
19815 (update_epilogue_consts): Likewise.
19816 (emit_equiv_load): Likewise.
19817 (thread_prologue_and_epilogue_insns): Remove support for Return with
19818 Depressed Stack Pointer.
19819 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19821 2008-04-06 Richard Guenther <rguenther@suse.de>
19823 PR tree-optimization/35400
19824 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19825 information from SSA_NAMEs.
19827 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19829 * config/avr/avr.h (avr_mega_p): Remove declaration.
19830 (AVR_MEGA): Remove macro.
19831 * config/avr/avr.c (avr_mega_p): Remove variable.
19832 (avr_override_options): Remove inicializion of avr_mega_p.
19833 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19834 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19835 (avr_jump_mode): (Ditto.).
19836 (avr_output_progmem_section_asm_op): (Ditto.).
19837 (avr_asm_init_sections): (Ditto.).
19838 (avr_asm_init_sections): (Ditto.).
19839 (avr_rtx_costs): (Ditto.).
19840 * config/avr/avr.md: (Ditto.).
19841 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19844 2008-04-06 Richard Guenther <rguenther@suse.de>
19846 PR tree-optimization/35842
19847 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19848 is_gimple_invariant_address.
19850 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19852 * gcc.c (default_compilers): Sync Fortran extensions list with
19853 that in fortran/lang-specs.h.
19854 * doc/invoke.texi: Likewise.
19855 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19856 * dwarf2out.c (gen_compile_unit_die): Likewise.
19858 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19860 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19862 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19865 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19866 attribute is used for nested functions.
19868 2008-04-05 Jan Hubicka <jh@suse.cz>
19870 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19872 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19874 (dump_files): Update.
19875 (enable_rtl_dump_file): Do not accept letter argument.
19876 * tree-pass.h (dump_file_info): Remove letter argument.
19877 * toplev.c (decode_d_option): Update -da handling.
19878 * toplev.h (enable_rtl_dump_file): Update prototype.
19879 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19880 it out based on pass type.
19881 (register_dump_files_1): Likewise.
19882 (init_optimization_passes): Update register_one_dump_file calls.
19883 (execute_one_pass): Sanity check that IPA passes are called at IPA
19884 level and RTL passes at RTL level.
19885 (execute_pass_list): IPA pass can not be after or subpass of
19887 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19888 disallov RTL subpasses of IPA subpasses.
19890 2008-04-05 Ben Elliston <bje@au.ibm.com>
19892 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19893 builtins that return exactly once and do not throw. Cache call to
19896 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19898 PR rtl-optimization/34916
19899 PR middle-end/35519
19900 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19901 between instruction pairs.
19903 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19905 * doc/invoke.texi: Document -mbitops for SH.
19906 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19907 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19908 * config/sh/sh.c (print_operand): Add %t operand code.
19909 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19910 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19911 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19912 (extendqihi2): Likewise.
19913 (movqi_i): Likewise.
19914 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19915 (extv): Use bld instruction for SH2A if possible.
19917 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19918 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19919 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19920 (bset.b, bclr.b): Define peepholes.
19921 * config/sh/sh.opt (mbitops): New option.
19923 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19926 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19927 and view convert expression.
19929 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19932 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19934 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19936 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19938 * config/i386/cpuid.h (bit_AES): New.
19939 (bit_PCLMUL): Likewise.
19941 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19942 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19943 SSE2 if AES or PCLMUL is enabled.
19944 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19945 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19946 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19947 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19948 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19949 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19950 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19951 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19952 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19953 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19954 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19955 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19956 __builtin_ia32_aeskeygenassist128 and
19957 __builtin_ia32_pclmulqdq128.
19958 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19959 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19960 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19962 * config/i386/i386.h (TARGET_AES): New.
19963 (TARGET_PCLMUL): Likewise.
19964 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19966 * config/i386/i386.md (UNSPEC_AESENC): New.
19967 (UNSPEC_AESENCLAST): Likewise.
19968 (UNSPEC_AESDEC): Likewise.
19969 (UNSPEC_AESDECLAST): Likewise.
19970 (UNSPEC_AESIMC): Likewise.
19971 (UNSPEC_AESKEYGENASSIST): Likewise.
19972 (UNSPEC_PCLMUL): Likewise.
19974 * config/i386/i386.opt (maes): New.
19975 (mpclmul): Likewise.
19977 * config/i386/sse.md (aesenc): New pattern.
19978 (aesenclast): Likewise.
19979 (aesdec): Likewise.
19980 (aesdeclast): Likewise.
19981 (aesimc): Likewise.
19982 (aeskeygenassist): Likewise.
19983 (pclmulqdq): Likewise.
19985 * config/i386/wmmintrin.h: New.
19987 * doc/extend.texi: Document AES and PCLMUL built-in function.
19989 * doc/invoke.texi: Document -maes and -mpclmul.
19991 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19993 * function.c (free_after_parsing): Replace with
19994 cxx_push_function_context from C++ front-end.
19995 (allocate_struct_function): Don't call langhook.
19996 * langhooks.h (struct lang_hooks_for_functions): Delete.
19997 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19999 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20000 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20001 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20002 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20003 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20004 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20005 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20007 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20008 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20010 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20013 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20016 2008-04-04 Richard Guenther <rguenther@suse.de>
20018 PR middle-end/35823
20019 * fold-const.c (optimize_minmax_comparison): Use the correct
20020 type for the constant in the simplified comparison.
20022 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20024 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20025 Pass L2 size as "--param l2-cache-size" to the compiler.
20026 (decode_l2_cache): New function to decode L2 cache parameters using
20027 0x8000006 extended cpuid function.
20028 (detect_caches_amd): Determine parameters of L2 cache using
20029 decode_l2_caches function.
20030 (decode_caches_intel): Decode L2 cache parameters.
20031 (detect_caches_intel): Determine L2 cache parameters using
20032 decode_caches_intel and decode_l2_caches functions.
20034 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20036 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20037 secondary input reload for subword loads from the constant pool.
20039 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20043 constants of the appropriate size for runtime calculations.
20046 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20047 decimal-float literal constant zero.
20049 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20052 * c-parser.c (c_parser_omp_atomic): Call
20053 default_function_array_conversion on the RHS.
20055 PR middle-end/35818
20056 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20057 call is_variable_sized if decl has incomplete type.
20059 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20061 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20063 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20065 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20067 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20068 (sgt<u>): Merge sgt and sgtu into new expander.
20069 (sgt, sgtu): Remove expanders.
20070 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20071 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20072 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20073 *sgtu_<mode>_mips16 into new pattern.
20074 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20075 (sge<u>): Merge sge and sgeu into new expander.
20076 (sge, sgeu): Remove expanders.
20077 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20079 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20080 (slt<u>): Merge slt and sltu into new expander.
20081 (slt, sltu): Remove expanders.
20082 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20083 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20084 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20085 *sltu_<mode>_mips16 into new pattern.
20086 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20087 (sle<u>): Merge sle and sleu into new expander.
20088 (sle, sleu): Remove expanders.
20089 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20090 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20091 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20092 *sleu_<mode>_mips16 into new pattern.
20093 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20095 2008-04-03 Jan Hubicka <jh@suse.cz>
20097 PR tree-optimization/35795
20098 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20099 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20100 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20101 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20102 * score/score3.c (score3_output_mi_thunk): Likewise.
20103 * score/score7.c (score7_output_mi_thunk): Likewise.
20104 * mips/mips.c (mips_output_mi_thunk): Likewise.
20106 2008-04-03 Richard Guenther <rguenther@suse.de>
20108 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20109 conversions. Simplify code.
20111 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20113 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20115 2008-04-03 Tom Tromey <tromey@redhat.com>
20116 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20118 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20119 * config/bfin/t-bfin-linux (generated_files): Add
20120 linux-sysroot-suffix.h.
20121 * doc/install.texi (Prerequisites): Require make 3.80.
20122 * doc/sourcebuild.texi (Front End Directory): Document new
20124 * Makefile.in (generated_files): New variable.
20125 (ALL_HOST_OBJS): New variable.
20126 ($(ALL_HOST_OBJS)): New target.
20128 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20130 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20131 (remap_block): Call id->transform_lang_insert_block instead
20133 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20134 Set id.transform_lang_insert_block to NULL.
20135 (clone_body): Move to cp/optimize.c
20136 * tree-inline.h (struct copy_body_data): Change
20137 transform_lang_insert_block to function pointer.
20138 (copy_generic_body, copy_decl_no_change): Export.
20139 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20140 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20141 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20143 * c-tree.h (insert_block): Kill.
20144 * c-decl.c (insert_block): Kill.
20146 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20148 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20149 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20150 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20152 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20153 argument, call {push,pop}_function_context from here.
20154 * c-parser.c: Use c_{push,pop}_function_context.
20156 * function.c (push_function_context_to): Move meat ...
20157 (push_function_context): ... here. Simplify.
20158 * function.c (pop_function_context_from): Move meat ...
20159 (pop_function_context): ... here. Simplify.
20160 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20162 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20163 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20164 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20165 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20167 2008-04-03 Ben Elliston <bje@au.ibm.com>
20169 * expmed.c (extract_force_align_mem_bit_field): Remove.
20171 2008-04-03 Richard Guenther <rguenther@suse.de>
20173 PR middle-end/35800
20174 * expr.h (try_casesi): Adjust prototype.
20175 * expr.c (try_casesi): Take fallback label as extra parameter.
20176 Use that for gen_casesi if default_label is NULL.
20177 * stmt.c (expand_case): Pass fallback label to try_casesi,
20178 make sure to fill gaps with a fallback label if default_label
20181 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20184 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20186 2008-04-03 Ben Elliston <bje@au.ibm.com>
20188 * expmed.c (extract_split_bit_field): Remove if (0) code.
20189 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20190 (do_ds_constraint): Likewise.
20192 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20194 * doc/cppopts.texi (-dU): Document.
20195 * c-common.h (flag_dump_macros): Update comment.
20196 * c-opts.c (handle_OPT_d): Handle -dU.
20197 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20198 dump_queued_macros, cb_used_define, cb_used_undef): New.
20199 (init_pp_output): Handle -dU.
20200 (cb_line_change): Call dump_queued_macros.
20201 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20203 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20205 * config/avr/predicates.md (io_address_operand): New predicate.
20206 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20207 * config/avr/avr.c (avr_io_address_p): Remove function.
20208 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20209 'avr_io_address_p' function.
20210 (out_movhi_r_mr): (Ditto.).
20211 (out_movqi_mr_r): (Ditto.).
20212 (out_movhi_mr_r): (Ditto.).
20213 (avr_address_cost): (Ditto.).
20215 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20217 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20218 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20219 in 32bit mode when XMM registers are available to avoid store
20221 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20222 corresponding post-reload splitters.
20224 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20226 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20227 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20228 __builtin_ia32_roundss.
20229 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20230 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20231 __builtin_ia32_roundss.
20232 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20233 IX86_BUILTIN_SHUFPD here.
20235 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20237 * config/i386/i386.md (plogic): New.
20238 (plogicprefix): Likewise.
20240 * config/i386/mmx.md (mmx_<code><mode>3): New.
20241 (mmx_and<mode>3): Removed.
20242 (mmx_ior<mode>3): Likewise.
20243 (mmx_xor<mode>3): Likewise.
20245 * config/i386/sse.md (<code><mode>3): New.
20246 (*<code><mode>3): Likewise.
20247 (*<code><mode>3): Likewise.
20248 (<code><mode>3): Likewise.
20249 (*sse_<code><mode>3): Likewise.
20250 (*sse2_<code><mode>3): Likewise.
20251 (<code>tf3): Likewise.
20252 (*<code>tf3): Likewise.
20253 (and<mode>3): Likewise.
20254 (*and<mode>3): Likewise.
20255 (ior<mode>3): Removed.
20256 (*ior<mode>3): Likewise.
20257 (xor<mode>3): Likewise.
20258 (*xor<mode>3): Likewise.
20259 (*and<mode>3): Likewise.
20260 (*ior<mode>3): Likewise.
20261 (*xor<mode>3): Likewise.
20262 (and<mode>3): Likewise.
20263 (*sse_and<mode>3): Likewise.
20264 (*sse2_and<mode>3): Likewise.
20265 (andtf3): Likewise.
20266 (*andtf3): Likewise.
20267 (ior<mode>3): Likewise.
20268 (*sse_ior<mode>3): Likewise.
20269 (*sse2_ior<mode>3): Likewise.
20270 (iortf3): Likewise.
20271 (*iortf3): Likewise.
20272 (xor<mode>3): Likewise.
20273 (*sse_xor<mode>3): Likewise.
20274 (*sse2_xor<mode>3): Likewise.
20275 (xortf3): Likewise.
20276 (*xortf3): Likewise.
20278 2008-04-02 Richard Guenther <rguenther@suse.de>
20280 PR tree-optimization/14495
20281 PR tree-optimization/34793
20282 * tree-vrp.c (struct switch_update): New structure.
20283 (to_remove_edges, to_update_switch_stmts): New VECs.
20284 (simplify_switch_using_ranges): New function. Remove not taken
20285 case labels and edges.
20286 (simplify_stmt_using_ranges): Call it.
20287 (identify_jump_threads): Mark edges we have queued for removal
20288 so we don't thread them.
20289 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20291 * tree-cfg.c (group_case_labels): Deal with missing default label.
20292 (tree_verify_flow_info): Allow missing default label.
20293 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20294 (emit_case_nodes): Likewise.
20295 (expand_case): Do not rely on the default label to be present.
20296 * expr.c (try_casesi): Deal with NULL default_label.
20297 (do_tablejump): Likewise.
20299 2008-04-02 Richard Guenther <rguenther@suse.de>
20301 PR tree-optimization/14495
20302 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20303 SWITCH_EXPR here ...
20304 (vrp_visit_switch_stmt): ... but here (new function).
20305 (find_case_label_index): New helper function.
20306 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20308 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20310 * fwprop.c: Fix ISO-C99ism.
20312 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20315 * Makefile.in (objdir): Set it here.
20316 * configure.ac: Not here. Find dynamic linker characteristics.
20317 * exec-tool.in: Use them.
20318 * aclocal.m4: Regenerate.
20319 * configure: Regenerate.
20321 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20323 * expr.c (expand_var): Delete it.
20324 * expr.h (expand_var): Delete prototype.
20325 * function.c (expand_function_start): Use expand_decl instead.
20326 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20329 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20331 PR rtl-optimization/35542
20332 * fwprop.c (forward_propagate_and_simplify): Replace
20333 loc_reg_mentioned_in_p with reg_mentioned_p.
20335 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20337 PR rtl-optimization/35281
20338 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20339 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20340 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20341 (varying_mem_p): Move above propagate_rtx.
20342 (all_uses_available_at): Do not check MEMs.
20344 2008-04-02 Rafael EspÃndola <espindola@google.com>
20346 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20347 (register_edge_assert_for_2): Split the cond argument.
20348 (register_edge_assert_for_1): Adjust for the change in
20349 register_edge_assert_for_2.
20350 (register_edge_assert_for): Split the cond argument.
20351 (find_switch_asserts): Adjust for the change in
20352 register_edge_assert_for.
20354 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20356 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20357 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20358 offsets for 64-bit mingw.
20359 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20360 abi for x86_64-pc-mingw.
20362 2008-04-02 Richard Guenther <rguenther@suse.de>
20364 * tree-vrp.c (extract_range_from_assert): Make sure to not
20365 produce range min/max with TREE_OVERFOW set.
20366 If merging a anti-range and a range keep the anti-range if
20367 the range covers all values of the type.
20368 (register_edge_assert_for_2): Only allow sign-changing
20369 conversions in detecting canonical range checks. Also
20370 register an assert for the unsigned name if useful.
20372 PR tree-optimization/35787
20373 * tree-vrp.c (vrp_val_max): New function.
20374 (vrp_val_min): Likewise.
20375 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20376 (vrp_val_is_min): Likewise.
20377 (supports_overflow_infinity): Use vrp_val_{min,max}.
20378 (negative_overflow_infinity): Likewise.
20379 (positive_overflow_infinity): Likewise.
20380 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20381 (is_positive_overflow_infinity): Likewise.
20382 (is_overflow_infinity): Likewise.
20383 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20384 vrp_val_is_{min,max}.
20385 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20386 to ranges if possible. Avoid empty ranges.
20388 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20390 PR middle-end/35705
20391 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20392 the expression is a function address.
20394 2008-04-01 George Helffrich <george@gcc.gnu.org>
20396 PR fortran/35154, fortran/23057
20397 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20398 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20399 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20400 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20402 (dbxout_syms): Check for COMMON-based symbol and wrap in
20403 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20404 in bracket for efficiency.
20406 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20407 using DW_TAG_common_block + member offset.
20408 (add_pubname_string): New function.
20409 (dw_expand_expr): New function to find block name and offset for
20411 (common_check): New function to check whether symbol in Fortran COMMON.
20412 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20414 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20417 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20419 2008-04-02 Ben Elliston <bje@au.ibm.com>
20421 * config/v850/v850.md (casesi): Remove if (0) code.
20422 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20423 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20425 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20427 * config/i386/i386.md (rex64suffix): New mode attribute.
20428 (floathi<mode>2): Disable expander for SSE math.
20429 (*floathi<mode>2_1): New insn insn_and_split pattern.
20430 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20431 corresponding post-reload splitters.
20432 (*floathi<mode>2_i387): New macroized insn pattern.
20433 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20434 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20435 insn_and_split pattern.
20436 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20437 New macroized instruction patterns and corresponding post-reload
20439 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20440 and corresponding post-reload splitters.
20441 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20442 New macroized instruction patterns.
20443 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20444 macroized instruction patterns and corresponding post-reload splitters.
20445 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20446 corresponding post-reload splitters.
20447 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20448 New macroized instruction patterns.
20449 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20450 corresponding post-reload splitters.
20451 (*floatsi<mode>2_i387): New macroized instruction patterns.
20453 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20455 * config/i386/i386.md (smaxmin): New.
20456 (umaxmin): Likewise.
20457 (maxminiprefix): Likewise.
20458 (maxminfprefix): Likewise.
20459 (<code><mode>3): Likewise.
20460 (smin<mode>3): Removed.
20461 (smax<mode>3): Likewise.
20463 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20464 (mmx_<code>v4hi3): Likewise.
20465 (mmx_<code>v8qi3): Likewise.
20466 (mmx_smaxv2sf3): Removed.
20467 (mmx_sminv2sf3): Likewise.
20468 (mmx_umaxv8qi3): Likewise.
20469 (mmx_smaxv4hi3): Likewise.
20470 (mmx_uminv8qi3): Likewise.
20471 (mmx_sminv4hi3): Likewise.
20473 * config/i386/sse.md (<addsub><mode>3): New.
20474 (*<addsub><mode>3): Likewise.
20475 (<sse>_vm<addsub><mode>3): Likewise.
20476 (<maxmin><mode>3): Likewise.
20477 (*<maxmin><mode>3_finite): Likewise.
20478 (*<maxmin><mode>3): Likewise.
20479 (<sse>_vm<maxmin><mode>3): Likewise.
20480 (sse3_h<addsub>v4sf3): Likewise.
20481 (sse3_h<addsub>v2df3): Likewise.
20482 (<maxmin>v16qi3): Likewise.
20483 (*<maxmin>v16qi3): Likewise.
20484 (<maxmin>v8hi3): Likewise.
20485 (*<maxmin>v8hi3): Likewise.
20486 (*sse4_1_<maxmin><mode>3): Likewise.
20487 (*sse4_1_<maxmin><mode>3): Likewise.
20488 (add<mode>3): Removed.
20489 (*add<mode>3): Likewise.
20490 (<sse>_vmadd<mode>3): Likewise.
20491 (sub<mode>3): Likewise.
20492 (*sub<mode>3): Likewise.
20493 (<sse>_vmsub<mode>3): Likewise.
20494 (smin<mode>3): Likewise.
20495 (*smin<mode>3_finite): Likewise.
20496 (*smin<mode>3): Likewise.
20497 (<sse>_vmsmin<mode>3): Likewise.
20498 (smax<mode>3): Likewise.
20499 (*smax<mode>3_finite): Likewise.
20500 (*smax<mode>3): Likewise.
20501 (<sse>_vmsmax<mode>3): Likewise.
20502 (sse3_haddv4sf3): Likewise.
20503 (sse3_haddv2df3): Likewise.
20504 (sse3_hsubv4sf3): Likewise.
20505 (sse3_hsubv2df3): Likewise.
20506 (umaxv16qi3): Likewise.
20507 (*umaxv16qi3): Likewise.
20508 (smaxv8hi3): Likewise.
20509 (*smaxv8hi3): Likewise.
20510 (*sse4_1_smax<mode>3): Likewise.
20511 (*sse4_1_umax<mode>3): Likewise.
20512 (uminv16qi3): Likewise.
20513 (*uminv16qi3): Likewise.
20514 (sminv8hi3): Likewise.
20515 (*sminv8hi3): Likewise.
20516 (*sse4_1_smin<mode>3): Likewise.
20517 (*sse4_1_umin<mode>3): Likewise.
20519 2008-04-01 Rafael EspÃndola <espindola@google.com>
20521 * tree-cfg.c (verify_expr): remove in_phi.
20522 (verify_stmt): Don't call walk_tree with verify_expr. Use
20523 is_gimple_min_invariant instead of is_gimple_val.
20525 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20527 * doc/include/gpl_v3.texi: Update for manpage generation.
20528 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20530 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20531 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20532 gpl_v3.texi instead of gpl.texi.
20535 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20538 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20540 2008-04-01 Rafael EspÃndola <espindola@google.com>
20542 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20543 (extract_code_and_val_from_cond): Use
20544 extract_code_and_val_from_cond_with_ops.
20546 2008-04-01 Jan Hubicka <jh@suse.cz>
20548 * function.c (free_after_compilation): Free epilogue_delay_list.
20549 (prepare_function_start): Assert that previous compilation was freed.
20551 2008-04-01 Jan Hubicka <jh@suse.cz>
20552 Jim Wilson <wilson@tuliptree.org>
20553 Andreas Tobler <andreast@gcc.gnu.org>
20555 PR middle-end/35781
20556 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20557 rtl.emit instead cfun->emit.
20558 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20559 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20561 2008-04-01 Ben Elliston <bje@au.ibm.com>
20563 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20565 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20567 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20569 (fprofile-use): Add var flag_profile_use
20570 * coverage.c (coverage_begin_output): Do not open a gcno file for
20571 output only if -ftest-coverage is set.
20572 Do not add getpwd() to gcda file path.
20573 (build_gcov_info): Check the new flag
20574 flag_profile_datafile_relative_path.
20575 (coverage_init): Use profile_data_prefix.
20576 Read profile counter only if flag_profile_use is set.
20577 * opts.c (common_handle_option): New option fprofile-use=,
20578 fprofile-dir=, fprofile-generate=.
20579 * toplev.c (profile_data_prefix): New variable definition.
20580 * toplev.h (profile_data_prefix): New declaration.
20581 * doc/invoke.tex (Option Summary, Optimization Options):
20584 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20586 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20587 use tmp consistently.
20590 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20591 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20592 UNSPEC_FR_RECIP_APPROX_RES.
20593 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20595 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20598 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20600 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20602 PR middle-end/30186
20603 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20604 element of the vector via a pointer.
20606 2008-03-31 Ian Lance Taylor <iant@google.com>
20608 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20610 2008-03-31 Jan Hubicka <jh@suse.cz>
20612 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20613 get_arg_pointer_save_area.
20614 * expr.c (init_expr): Just clear out rtl.expr.
20615 * function.c (free_after_compilation): Clear out whole RTL structure.
20616 (get_func_frame_size): Merge into ...
20617 (get_frame_size): ... this one.
20618 (assign_stack_local_1): Merge into ...
20619 (assign_stack_local): ... this one.
20620 (expand_function_end): Update call of get_arg_pointer_save_area.
20621 (get_art_pointer_save_area): Remove cfun argument.
20622 * function.h (emit_status): regno_pointer_align does not need length
20623 attribute. Move x_regno_reg_rtx to ...
20624 (regno_reg_rtx): ... new global array.
20625 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20626 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20627 apply_args_value, forced_labels, stack_pointer_delta):
20629 (struct varasm_status): Move here from varasm.c
20630 (struct rtl_data): New. Move here some fields from struct function.
20631 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20632 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20633 used_temp_slots avail_temp_slots, temp_slot_level,
20634 nonlocal_goto_handler_labels): Update accesstors.
20635 (rtl): New global variable.
20636 (struct function): Move some fileds to rtl_data.
20637 (get_arg_pointer_save_area): Update prototype.
20638 * emit-rtl.c (rtl): Declare.
20639 (regno_reg_rtx): Declare.
20640 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20642 (gen_reg_rtx): Update.
20643 (init_virtual_regs): Do not tate emit_status argument.
20644 (init_emit): Do not allocate emit.
20645 * varasm.c (varasm_statuc): Move to function.h.
20646 (n_deferred_constatns): Update accestor.
20647 (init_varasm_status): Do not allocate varasm_status.
20648 (force_const_mem, get_pool_size, output_constant_pool): Update.
20649 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20650 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20652 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20654 PR rtl-optimization/35729
20655 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20658 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20661 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20662 load/store if memory is unaligned.
20663 (*movti_rex64): Likewise.
20665 * config/i386/predicates.md (misaligned_operand): New.
20667 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20670 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20673 2008-03-31 Jan Beulich <jbeulich@novell.com>
20675 * config/ia64/constraints.md: Add 'j' constraint.
20676 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20677 (movdi_internal): Likewise.
20679 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20682 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20684 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20687 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20688 proper error message for the third argument on blendpd and
20691 * config/i386/sse.md (blendbits): New.
20692 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20694 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20696 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20698 2008-03-30 Richard Guenther <rguenther@suse.de>
20700 PR middle-end/31023
20701 * fold-const.c (fold_sign_changed_comparison): Do leave
20702 conversions to base-types alone.
20704 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20706 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20707 the link register if one altivec register is be saved.
20709 2008-03-30 Ben Elliston <bje@au.ibm.com>
20711 * final.c (final_scan_insn): Remove if (0) code.
20713 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20715 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20717 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20719 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20720 of V4SFmode to ix86_binary_operator_ok.
20722 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20724 * config/i386/i386.c (override_options): Initialize
20725 ix86_veclib_handler to ix86_veclibabi_svml when
20726 -mveclibabi=svml is used.
20727 (ix86_veclibabi_svml): New function for SVML ABI style
20728 vectorization support.
20729 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20731 2008-03-28 Rafael EspÃndola <espindola@google.com>
20733 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20734 (tree_binary_nonnegative_warnv_p): Make it public.
20735 (tree_single_nonnegative_warnv_p): Make it public.
20736 (tree_invalid_nonnegative_warnv_p): Make it public.
20737 (tree_unary_nonzero_warnv_p): Make it public.
20738 (tree_binary_nonzero_warnv_p): Make it public
20739 (tree_single_nonzero_warnv_p): Make it public.
20740 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20741 (extract_range_from_binary_expr): Split the expr argument.
20742 (extract_range_from_unary_expr): Split the expr argument.
20743 (extract_range_from_comparison): Split the expr argument.
20744 (extract_range_from_expr): Use the new aux functions.
20745 (vrp_evaluate_conditional_warnv): Use
20746 vrp_evaluate_conditional_warnv_with_ops.
20747 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20748 (tree_binary_nonzero_warnv_p): Declare.
20749 (tree_single_nonzero_warnv_p): Declare.
20750 (tree_expr_nonzero_warnv_p): Declare.
20751 (tree_unary_nonnegative_warnv_p): Declare.
20752 (tree_binary_nonnegative_warnv_p): Declare.
20753 (tree_single_nonnegative_warnv_p): Declare.
20754 (tree_invalid_nonnegative_warnv_p): Declare.
20756 2008-03-28 Richard Guenther <rguenther@suse.de>
20758 PR tree-optimization/30317
20759 PR tree-optimization/30911
20760 PR tree-optimization/34793
20761 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20762 (struct assert_locus_d): New member EXPR.
20763 (register_new_assert_for): Add EXPR parameter to support
20764 ASSERT_EXPR <name, expr OP limit>.
20765 (register_edge_assert_for_1): Adjust callers.
20766 (find_assert_locations): Likewise.
20767 (process_assert_insertions_for): Build condition from expression.
20768 (extract_range_from_assert): Handle ASSERT_EXPRs
20769 of the form ASSERT_EXPR <name, expr OP limit>.
20770 (register_edge_assert_for_2): New helper registering
20771 asserts for comparisons. Recognize range tests of the form
20772 (unsigned)i - CST1 OP CST2.
20773 (register_edge_assert_for_1): Use it.
20774 (register_edge_assert_for): Likewise.
20775 (needs_overflow_infinity): Integer sub-types
20776 do not need overflow infinities.
20777 (vrp_val_is_max): The extreme values of integer sub-types
20778 are those of the base type.
20779 (vrp_val_is_min): Likewise.
20780 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20783 2008-03-28 Nick Clifton <nickc@redhat.com>
20786 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20787 Return GENERAL_REGS for stack adjustment reloads.
20789 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20792 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20793 const_vector when all the vectors are constant.
20795 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20797 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20799 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20800 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20802 (s<code>_sf): Use new scc_sf attribute for opcode names.
20804 2008-03-27 Tom Tromey <tromey@redhat.com>
20806 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20807 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20808 config/spu/t-spu-elf, config/i386/t-interix,
20809 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20810 config/i386/x-darwin, config/i386/x-mingw32,
20811 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20812 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20813 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20814 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20815 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20816 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20817 config/score/t-score-elf, config/arm/t-strongarm-pe,
20818 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20819 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20820 Revert automatic dependency patch.
20822 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20825 * config/i386/i386.c (ix86_function_arg_boundary): Align
20826 decimal floating point to its natural boundary.
20828 2008-03-27 Richard Guenther <rguenther@suse.de>
20830 PR middle-end/35716
20831 * fold-const.c (fold_comparison): Restrict distinct decl
20832 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20833 solely rely on operand_equal_p.
20835 2008-03-27 Richard Guenther <rguenther@suse.de>
20838 * c-common.c (handle_weak_attribute): Reject combination of
20841 2008-03-27 Richard Guenther <rguenther@suse.de>
20843 PR tree-optimization/32810
20844 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20845 conversions from DECL_INITIAL.
20846 (fold_const_aggregate_ref): Likewise from constructor elements.
20848 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20850 * tree-affine.h (aff_combination_expand): Declare.
20851 (get_inner_reference_aff): Likewise.
20852 * tree-affine.c (aff_combination_expand): Split out from
20853 tree_to_aff_combination_expand.
20854 (get_inner_reference_aff): New function.
20855 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20856 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20857 (struct lim_aux_data): sm_done field removed.
20858 (mem_ref_loc_p, mem_ref_locs_p): New types.
20859 (struct mem_ref): Added id, stored, accesses_in_loop,
20860 indep_loop, dep_loop, indep_ref, dep_ref fields.
20861 Removed is_stored, locs and next fields.
20862 (memory_accesses): New variable.
20863 (movement_possibility): Do not allow moving statements
20864 that store to memory.
20865 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20867 (determine_max_movement): For statements with memory references,
20868 find the outermost loop in that the reference is independent.
20869 (move_computations_stmt): Mark the virtual operands for renaming.
20870 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20871 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20872 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20873 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20874 create_vop_ref_mapping, analyze_memory_references,
20875 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20876 get_all_locs_in_loop, ref_always_accessed_p,
20877 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20878 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20879 store_motion_loop, store_motion): New functions.
20880 (struct vop_to_refs_elt): New type.
20881 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20882 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20883 (schedule_sm): Replaced by...
20884 (execute_sm): ... this.
20885 (determine_lsm_ref, hoist_memory_references,
20886 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20887 find_more_ref_vops, free_mem_ref, free_mem_refs,
20888 determine_lsm_loop, determine_lsm): Removed.
20889 (tree_ssa_lim_finalize): Free data structures used by store motion.
20890 (tree_ssa_lim): Call analyze_memory_references. Use
20891 store_motion instead of determine_lsm.
20893 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20895 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20896 rename tmake_file to m68hc11/t-m68hc11.
20897 (mcore): Set inhibit_libc to true.
20898 * config.host (alpha*-dec-*vms*): Set extra_programs.
20899 (interix3*): Don't use host_xmake_file.
20900 * configure.ac: Let config.gcc override inhibit_libc.
20901 * configure: Regenerate.
20903 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20904 * config/t-openbsd-thread: Remove commented out lines.
20906 * config/x-interix: Remove.
20908 * config/m68hc11/t-m68hc11-gas: Rename to...
20909 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20911 * config/mcore/t-mcore: Remove T_CFLAGS.
20912 * config/mcore/t-mcore-pe: Likewise.
20914 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20916 * configure.ac: Replace custom __GNU_SOURCE test with
20917 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20918 * aclocal.m4: Regenerate.
20919 * configure: Regenerate.
20920 * config.in: Regenerate.
20922 2008-03-27 Richard Guenther <rguenther@suse.de>
20924 * fold-const.c (target.h): Include.
20925 (fold_comparison): Fold comparison of addresses of decls
20926 that bind locally or of constants. Consolidate address folding code.
20927 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20928 results from fold_binary_to_constant.
20929 (compare_values_warnv): Likewise.
20931 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20933 PR middle-end/35429
20934 * fold-const.c (fold_truthop): Check for integeral types when folding
20935 a == 0 && b == 0 and a != 0 || b != 0 .
20937 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20939 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20941 2008-03-26 Andreas Schwab <schwab@suse.de>
20943 * doc/invoke.texi: Fix use of @item vs. @itemx.
20945 2008-03-26 Tom Tromey <tromey@redhat.com>
20947 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20948 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20949 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20950 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20951 build/genconstants.o, build/genemit.o, build/genextract.o,
20952 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20953 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20956 2008-03-26 Richard Guenther <rguenther@suse.de>
20959 2008-03-26 Richard Guenther <rguenther@suse.de>
20961 * fold-const.c (target.h): Include.
20962 (fold_comparison): Fold comparison of addresses of two decls
20963 that bind locally. Consolidate address folding code.
20965 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20967 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20968 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20969 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20970 dconstsqrt2, dconstthird, dconste and/or dconst10.
20971 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20972 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20973 dconstsqrt2, dconste): Delete.
20974 (init_emit_once): Likewise. Simplify initializing dconstm1.
20976 * real.c (get_real_const): New.
20977 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20978 dconstsqrt2, dconste): Delete.
20979 (real_value_const, get_real_const): New.
20981 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20983 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20985 * config/i386/i386.c (ix86_function_arg_boundary): Check
20986 BIGGEST_ALIGNMENT instead of 128.
20987 (setup_incoming_varargs_64): Likewise.
20989 2008-03-26 Tom Tromey <tromey@redhat.com>
20991 * Makefile.in (DEPFILES): Add missing '/'.
20993 2008-03-26 Richard Guenther <rguenther@suse.de>
20995 * fold-const.c (target.h): Include.
20996 (fold_comparison): Fold comparison of addresses of two decls
20997 that bind locally. Consolidate address folding code.
20999 2008-03-26 Nick Clifton <nickc@redhat.com>
21002 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21003 not allow INT+INT as a legitimate addressing mode.
21005 2008-03-26 Richard Guenther <rguenther@suse.de>
21007 * tree-flow.h (widen_bitfield): Remove declaration.
21008 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21009 (widen_bitfield): Remove function.
21010 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21013 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21016 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21019 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21021 PR rtl-optimization/35232
21022 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21023 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21024 reg_reloaded_call_part_clobbered here.
21025 (reload_regs_reach_end_p): New function.
21026 (reload_reg_rtx_for_input): New variable.
21027 (reload_reg_rtx_for_output): Likewise.
21028 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21029 when reassigning a pseudo register. Load reloadreg from
21030 reload_reg_rtx_for_input, moving the mode and register
21032 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21033 instead of the original when deciding whether an input reload
21034 would be a no-op or whether an output reload can be deleted.
21035 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21036 when setting up new_spill_reg_store. Load it from
21037 reload_reg_rtx_for_output, moving the mode and register
21039 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21040 instead of the original when deciding whether an output reload
21041 would be a no-op. Do the same when modifying insn notes.
21042 Use rtx_equal_p instead of == to compare the registers.
21043 (inherit_piecemeal_p): Take a mode and two register numbers
21045 (emit_reload_insns): Clear new_spill_reg_store for every hard
21046 register in the reload register. Remove spill registers
21047 from reg_reloaded_valid before considering whether to record
21048 inheritance information for them. Use reload_reg_rtx_for_output
21049 instead of reg_rtx when recording output reloads. Use
21050 reload_reg_rtx_for_input instead of reg_rtx when recording
21051 input reloads. Set or clear reg_reloaded_call_part_clobbered
21052 at the same time as setting reg_reloaded_valid.
21053 (delete_output_reload): Add a new_reload_reg parameter and use it
21054 instead of rld[j].reg_rtx.
21055 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21058 2008-03-25 Tom Tromey <tromey@redhat.com>
21060 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21061 (build/genattr.o): Likewise.
21062 (build/genattrtab.o): Likewise.
21063 (build/gencodes.o): Likewise.
21064 (build/genconfig.o): Likewise.
21065 (build/genconstants.o): Likewise.
21066 (build/genemit.o): Likewise.
21067 (build/genextract.o): Likewise.
21068 (build/genflags.o): Likewise.
21070 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21072 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21073 instead of size_int for integer types.
21074 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21075 to match type of MINUS_EXPR.
21077 2008-03-25 Tom Tromey <tromey@redhat.com>
21079 * configure: Rebuilt.
21080 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21083 2008-03-25 Tom Tromey <tromey@redhat.com>
21085 * config/x-solaris (host-solaris.o): Update.
21086 * config/x-linux (host-linux.o): Update.
21087 * config/x-hpux (host-hpux.o): Update.
21088 * config/x-darwin (host-darwin.o): Update.
21089 * config/v850/t-v850e (v850-c.o): Update.
21090 * config/v850/t-v850 (v850-c.o): Update.
21091 * config/t-vxworks (vxworks.o): Update.
21092 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21093 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21094 * config/spu/t-spu-elf (spu-c.o): Update.
21096 * config/sh/t-symbian (sh-c.o): Update.
21097 (symbian.o): Update.
21098 * config/sh/t-sh (sh-c.o): Update.
21099 * config/score/t-score-elf (score7.o, score3.o): Update.
21100 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21101 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21102 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21103 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21104 (rs6000.o): Remove.
21105 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21106 * config/m32c/t-m32c (m32c-pragma.o): Update.
21107 * config/ia64/t-ia64 (ia64-c.o): Update.
21108 * config/i386/x-mingw32 (host-mingw32.o): Update.
21109 * config/i386/x-i386 (driver-i386.o): Update.
21110 * config/i386/x-darwin (host-i386-darwin.o): Update.
21111 * config/i386/x-cygwin (host-cygwin.o): Update.
21112 * config/i386/t-nwld (nwld.o): Update.
21113 * config/i386/t-netware (netware.o): Update.
21114 * config/i386/t-interix (winnt.o): Update.
21115 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21116 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21117 msformat-c.o): Update.
21118 * config/bfin/t-bfin-linux (generated_files): Add
21119 linux-sysroot-suffix.h.
21120 * config/arm/t-wince-pe (pe.o): Update.
21121 * config/arm/t-strongarm-pe (pe.o): Update.
21122 * config/arm/t-pe (pe.o): Update.
21123 * config/arm/t-arm (arm-c.o): Update.
21124 * doc/install.texi (Prerequisites): Require make 3.80.
21125 * Makefile.in: Remove .o targets.
21126 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21127 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21128 (simple_generated_h, simple_generated_c): Move earlier.
21129 (generated_files): New variable.
21130 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21131 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21132 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21133 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21134 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21135 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21136 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21137 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21138 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21139 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21140 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21141 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21143 (COMPILE.base, COMPILE): New variables.
21144 (%.o): New pattern rule.
21145 (ALL_HOST_OBJS): New variable.
21146 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21147 (dummy-checksum.o, cc1-checksum.o): Remove.
21148 (DRIVER_SHLIB): New variable.
21149 (DRIVER_DEFINES): Use it.
21150 (gencondmd.c): Move out of build/.
21151 (s-conditions): Update.
21152 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21153 (ALL_BUILD_OBJS): Likewise.
21154 (build/%.o): Use BUILDCOMPILE.
21155 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21156 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21157 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21158 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21159 build/genconfig.o, build/genconstants.o, build/genemit.o,
21160 build/genextract.o, build/genflags.o, build/genmddeps.o,
21161 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21162 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21163 build/gen-protos.o, build/scan.o, build/fix-header.o,
21164 build/scan-decls.o): Simplify.
21165 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21166 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21167 prefix.o, toplev.o): Reduce to variable setting.
21168 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21169 ($(out_object_file), gcc-options.o): New targets.
21170 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21171 * configure: Rebuilt.
21172 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21173 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21175 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21177 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21178 complain when we hit an error, return ERROR_MARK_NODE.
21180 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21182 * config/sh/constraints.md (Pso, Psz): New constraints.
21183 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21184 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21186 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21188 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21189 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21191 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21193 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21194 (prefetch_sh2a): New.
21196 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21197 Naveen.H.S <naveen.hs@kpitcummins.com>
21199 * config/sh/constraints.md (I28): New constraint.
21200 * config/sh/sh.c (broken_move): Add support for movi20s.
21201 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21203 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21204 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21205 Naveen.H.S <naveen.hs@kpitcummins.com>
21207 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21208 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21209 (print_operand): Handle resbank in %@ operand code.
21210 (sh_encode_section_info): New.
21211 (push_regs): Add conditions for resbank.
21212 (sh_expand_epilogue): Likewise.
21213 (sh_insert_attributes): Likewise.
21214 (sh_attribute_table): Likewise.
21215 (sh_handle_resbank_handler_attribute): New.
21216 (sh2a_handle_function_vector_handler_attribute): New.
21217 (sh2a_is_function_vector_call): New.
21218 (sh2a_get_function_vector_number): New.
21219 (sh2a_function_vector_p): New.
21220 (sh_cfun_resbank_handler_p): New.
21221 * config/sh/sh.md (calli): Emit jsr/n if possible.
21222 (calli_tbr_rel): New.
21223 (calli_pcrel): Emit jsr/n if possible.
21224 (return_i): Emit rts/n if possible.
21225 (call_valuei_tbr_rel): New.
21226 (call_valuei_pcrel): Add condition for SH2A target.
21227 (call_value): Likewise.
21228 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21229 (sh2a_get_function_vector_number): Likewise.
21230 (sh2a_is_function_vector_call): Likewise.
21231 * doc/extend.texi: Document TBR relative addressing of SH2A.
21232 (resbank): Add description for SH2A.
21234 2008-03-24 Richard Guenther <rguenther@suse.de>
21237 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21238 pointer assignments change conversions according to middle-end rules.
21239 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21240 * configure.ac: Include type checking in yes.
21241 * configure: Regenerate.
21243 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21245 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21246 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21248 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21250 * gthr-vxworks.h (UNUSED): Define.
21252 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21254 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21256 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21258 * doc/extend.texi (Function Attributes): Add missing comma in the
21259 example of the "alloc_size" attribute.
21261 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21264 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21266 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21269 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21272 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21273 of the underlying type of a MS bitfield layout to the natural
21274 alignment of the type.
21276 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21278 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21279 to their natural alignment to avoid store forwarding stalls.
21281 2008-03-22 Richard Guenther <rguenther@suse.de>
21283 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21284 For PHI nodes verify the address is invariant.
21285 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21286 (get_symbol_constant_value): Use is_gimple_min_invariant.
21287 (maybe_fold_stmt_indirect): Likewise.
21289 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21291 PR rtl-optimization/33927
21292 * Makefile.in (dse.o): Depend on $(TM_P_H).
21293 * expr.h (extract_low_bits): Declare.
21294 * expmed.c (extract_low_bits): New function.
21295 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21296 * dse.c: Include tm_p.h.
21297 (find_shift_sequence): Remove the read_reg argument and return the
21298 read value. Emit the instructions instead of returning them.
21299 Iterate on new_mode rather than calculating it each time.
21300 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21301 source to NEW_MODE and extract_low_bits to convert the shifted
21302 value to READ_MODE.
21303 (replace_read): Allow the load and store to have different mode
21304 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21305 or extraction instructions before trying the replacement. Update
21306 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21308 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21310 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21311 to their natural alignment to avoid store forwarding stalls.
21313 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21316 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21317 encouraging but not allowing gprs for input;
21318 change the input constraint to !f#r.
21319 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21321 change the output constraint to !f#r.
21323 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21326 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21327 corresponding post-reload splitters.
21328 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21329 when x87 FP math is selected.
21330 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21331 New function prototype.
21332 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21333 unreachable function to ease macroization of insn patterns.
21335 2008-03-21 Martin Jambor <mjambor@suse.cz>
21337 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21338 reference dumps if ddr is NULL or dependence is unknown.
21340 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21342 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21343 unsigned extension into account.
21344 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21345 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21346 Do computations on a scratch register.
21348 2008-03-21 Richard Guenther <rguenther@suse.de>
21350 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21351 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21352 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21353 * tree-ssa-dom.c (record_equality): Likewise.
21354 * tree-inline.c (copy_body_r): Likewise.
21355 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21358 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21360 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21361 as 'delete_unused' argument.
21363 2008-03-20 Richard Guenther <rguenther@suse.de>
21365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21366 special casing of constant qualifiers.
21367 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21368 care about them in general.
21369 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21370 regardless of their type.
21371 (fold_stmt_r): Forcefully fold *& if we end up with that.
21373 2008-03-20 Paul Brook <paul@codesourcery.com>
21375 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21376 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21378 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21380 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21381 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21383 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21385 * common.opt (Wmudflap): New option.
21386 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21387 (mx_register_decls): Likewise.
21388 (mudflap_finish_file): Likewise.
21389 * doc/invoke.texi: Document -Wno-mudflap.
21391 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21393 * c-format.c (replace_format_name_to_system_name): New.
21394 (cmp_attribs): New.
21395 (convert_format_name_to_system_name): New.
21396 (decode_format_attr): Add use of convert_format_name_to_system_name.
21397 (format_types_orig): Add gnu_ prefix to names.
21398 (check_format_info_main): Special treating of \0 escaped names for
21399 supporting multi-character format specifiers as I32, I64.
21400 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21401 (gnu_target_overrides_format_attributes): New.
21402 * c-format.h: Add structure target_ovr_attr to hold
21403 system specific formatter names.
21404 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21405 msformat-c.o file to c_target_objs and cxx_target_objs.
21406 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21407 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21408 (TARGET_N_FORMAT_TYPES): New.
21409 * config/i386/msformat-c.c: New.
21410 * config/i386/t-cygming: Add build rule for msformat-c.o.
21411 * doc/extend.texi: Add new format names gnu_* and ms_* and
21413 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21415 2008-03-20 Ira Rosen <irar@il.ibm.com>
21417 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21418 optimizations turned on under -O3.
21419 (ftree-vectorize): Add that the flag is turned on with -O3.
21421 2008-03-20 Ben Elliston <bje@au.ibm.com>
21423 * regmove.c (try_auto_increment): Fix spelling error in comment.
21424 * final.c (final_scan_insn): Likewise.
21426 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21429 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21430 allocator preferences for "y" and "r" class registers.
21431 ("*mov<mode>_internal"): Ditto.
21432 ("*movv2sf_internal_rex64"): Ditto.
21433 ("*movv2sf_internal"): Ditto.
21435 2008-03-19 Michael Matz <matz@suse.de>
21437 PR middle-end/35616
21438 * calls.c (expand_call): Check overlap of arguments with call
21439 address for sibcalls.
21441 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21444 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21445 of the underlying type of a MS bitfield layout to the natural
21446 alignment of the type.
21448 2008-03-19 Jan Hubicka <jh@suse.cz>
21451 * toplev.c (decode_d_option): Handle all CPP flags.
21452 * tree-vrp.c: Update tree_pass descriptors.
21453 * regrename.c: Update tree_pass descriptors.
21454 * fwprop.c: Update tree_pass descriptors.
21455 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21456 * tree-into-ssa.c: Update tree_pass descriptors.
21457 * tree-dump.c: Update tree_pass descriptors.
21458 * tree-complex.c: Update tree_pass descriptors.
21459 * tree-dump.h: Update tree_pass descriptors.
21460 * see.c: Update tree_pass descriptors.
21461 * cgraphbuild.c: Update tree_pass descriptors.
21462 * tracer.c: Update tree_pass descriptors.
21463 * tree-loop-distribution.c: Update tree_pass descriptors.
21464 * cgraph.c: Update tree_pass descriptors.
21465 * postreload-gcse.c: Update tree_pass descriptors.
21466 * postreload.c: Update tree_pass descriptors.
21467 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21468 * tree-tailcall.c: Update tree_pass descriptors.
21469 * tree-pass.h (tree_opt_pass): Rename to ...
21470 (opt_pass) ... this one; add "type" field and remove letter field.
21471 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21472 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21473 all_lowering_passes): Update declaration.
21474 * ipa-cp.c: Update tree_pass descriptors.
21475 * final.c: Update tree_pass descriptors.
21476 * omp-low.c: Update tree_pass descriptors.
21477 * tree-ssa-dse.c: Update tree_pass descriptors.
21478 * ipa-reference.c: Update tree_pass descriptors.
21479 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21480 * auto-inc-dec.c: Update tree_pass descriptors.
21481 * reorg.c: Update tree_pass descriptors.
21482 * cgraphunit.c: Update tree_pass descriptors.
21483 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21484 * tree-ssa-ccp.c: Update tree_pass descriptors.
21485 * df-core.c: Update tree_pass descriptors.
21486 * mode-switching.c: Update tree_pass descriptors.
21487 * tree-nomudflap.c: Update tree_pass descriptors.
21488 * modulo-sched.c: Update tree_pass descriptors.
21489 * ipa-pure-const.c: Update tree_pass descriptors.
21490 * cse.c: Update tree_pass descriptors.
21491 * web.c: Update tree_pass descriptors.
21492 * tree-stdarg.c: Update tree_pass descriptors.
21493 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21494 * tree-ssa-dom.c: Update tree_pass descriptors.
21495 * tree-nrv.c: Update tree_pass descriptors.
21496 * tree-ssa-alias.c: Update tree_pass descriptors.
21497 * loop-init.c: Update tree_pass descriptors.
21498 * gimple-low.c: Update tree_pass descriptors.
21499 * ipa-inline.c: Update tree_pass descriptors.
21500 * tree-ssa-sink.c: Update tree_pass descriptors.
21501 * global.c: Update tree_pass descriptors.
21502 * ifcvt.c: Update tree_pass descriptors.
21503 * jump.c: Update tree_pass descriptors.
21504 * predict.c: Update tree_pass descriptors.
21505 * tree-ssa-loop.c: Update tree_pass descriptors.
21506 * recog.c: Update tree_pass descriptors.
21507 * dse.c: Update tree_pass descriptors.
21508 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21509 * tree-eh.c: Update tree_pass descriptors.
21510 * regmove.c: Update tree_pass descriptors.
21512 * function.c: Update tree_pass descriptors.
21513 * tree-vectorizer.c: Update tree_pass descriptors.
21514 * gcse.c: Update tree_pass descriptors.
21515 * ipa-type-escape.c: Update tree_pass descriptors.
21516 * tree-if-conv.c: Update tree_pass descriptors.
21517 * init-regs.c: Update tree_pass descriptors.
21518 * ipa.c: Update tree_pass descriptors.
21519 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21520 * rtl-factoring.c: Update tree_pass descriptors.
21521 * lower-subreg.c: Update tree_pass descriptors.
21522 * bt-load.c: Update tree_pass descriptors.
21523 * tree-dfa.c: Update tree_pass descriptors.
21524 * except.c: Update tree_pass descriptors.
21525 * emit-rtl.c: Update tree_pass descriptors.
21526 * cfgexpand.c: Update tree_pass descriptors.
21527 * tree-cfgcleanup.c: Update tree_pass descriptors.
21528 * cfgcleanup.c: Update tree_pass descriptors.
21529 * tree-ssa-pre.c: Update tree_pass descriptors.
21530 * tree-sra.c: Update tree_pass descriptors.
21531 * tree-mudflap.c: Update tree_pass descriptors.
21532 * tree-ssa-copy.c: Update tree_pass descriptors.
21533 * cfglayout.c: Update tree_pass descriptors.
21534 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21535 * tree-ssa-dce.c: Update tree_pass descriptors.
21536 * tree-ssa.c: Update tree_pass descriptors.
21537 * regclass.c: Update tree_pass descriptors.
21538 * integrate.c: Update tree_pass descriptors.
21539 * tree-optimize.c: Update tree_pass descriptors.
21540 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21541 * tree-object-size.c: Update tree_pass descriptors.
21542 * combine.c: Update tree_pass descriptors.
21543 * tree-outof-ssa.c: Update tree_pass descriptors.
21544 * bb-reorder.c: Update tree_pass descriptors.
21545 * stack-ptr-mod.c: Update tree_pass descriptors.
21546 * var-tracking.c: Update tree_pass descriptors.
21547 * tree-profile.c: Update tree_pass descriptors.
21548 * tree-vect-generic.c: Update tree_pass descriptors.
21549 * reg-stack.c: Update tree_pass descriptors.
21550 * sched-rgn.c: Update tree_pass descriptors.
21551 * tree-ssa-structalias.c: Update tree_pass descriptors.
21552 * tree-cfg.c: Update tree_pass descriptors.
21553 * passes.c (current_pass): Update declaration.
21554 (finish_optimization_passes): Update.
21555 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21556 (register_one_dump_file, register_dump_files_1, next_pass_1):
21558 (init_optimization_passes): Update handling of new types.
21559 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21560 * ipa-struct-reorg.c: Update tree_pass descriptors.
21561 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21562 * combine-stack-adj.c: Update tree_pass descriptors.
21563 * cfgrtl.c: Update tree_pass descriptors.
21564 * dce.c: Update tree_pass descriptors.
21565 * tree-ssanames.c: Update tree_pass descriptors.
21567 2008-03-19 Richard Guenther <rguenther@suse.de>
21569 PR middle-end/35609
21570 * tree-ssa.c (walk_data): New structure.
21571 (warn_uninitialized_var): If not always_executed warn with "maybe"
21573 (execute_early_warn_uninitialized): Compute post-dominators.
21574 Initialize always_executed before processing each basic block.
21576 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21579 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21580 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21582 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21584 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21586 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21588 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21590 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21591 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21592 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21593 target after ignore has been set, and move there also the commputation
21594 of subtarget and original_target.
21595 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21596 (LANG_HOOKS_INITIALIZER): Remove it.
21597 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21599 2008-03-18 Richard Guenther <rguenther@suse.de>
21601 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21602 found an expression with constants, note that in the VN for the lhs.
21603 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21604 fold them to constants if possible. Run cleanup_cfg if done so.
21605 (execute_pre): Return todo.
21606 (do_pre): Likewise.
21607 (execute_fre): Likewise.
21608 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21610 (get_prop_source_stmt): Look through pointer conversions.
21612 2008-03-18 Jan Hubicka <jh@suse.cz>
21614 * tree-pretty-print.c: Include predict.h.
21615 (dump_generic_node): Dump predictor.
21616 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21617 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21618 * gimple-low.c (lower_stmt): Likewise.
21619 * expr.c (expand_expr_real): Likewise.
21620 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21622 (build_predict_expr, build_predict_expr): New.
21623 * predict.h (predictor_name, build_predict_expr): Update.
21624 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21625 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21626 * predict.def (PRED_CONTINUE): Update hitrate.
21627 * tree.def (PREDICT_EXPR): Define.
21628 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21629 do not handle BIND_EXPR.
21630 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21631 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21632 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21635 2008-03-18 Michael Matz <matz@suse.de>
21637 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21639 2008-03-18 Richard Guenther <rguenther@suse.de>
21641 * tree-gimple.h (is_gimple_invariant_address): Declare.
21642 (is_gimple_constant): Likewise.
21643 * tree-gimple.c (is_gimple_constant): New function.
21644 (is_gimple_invariant_address): Likewise.
21645 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21646 and is_gimple_invariant_address.
21647 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21649 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21650 an addressable base.
21652 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21654 PR middle-end/35611
21655 * gimplify.c (gimplify_expr): Gimplify second operand of
21658 2008-03-17 Richard Guenther <rguenther@suse.de>
21660 PR tree-optimization/19637
21661 * fold-const.c (fold_unary): Remove restrictions of removing
21662 intermediate pointer-conversions (P2)(P1)P0.
21663 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21664 conversion to void pointer.
21665 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21667 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21670 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21671 emulated thread local variables.
21673 2008-03-16 Richard Guenther <rguenther@suse.de>
21675 PR middle-end/35607
21676 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21677 expand TREE_INVARIANT operations that are not gimple invariant.
21679 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21681 * doc/extend.texi (Alignment): Say that the ABI controls
21682 the __alignof__ for non-strict-alignment targets rather
21683 than being a recommendation.
21685 2008-03-15 Paul Brook <paul@codesourcery.com>
21687 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21689 (arm_output_fn_unwind): Mark functions that can not be unwound.
21691 2008-03-15 Paul Brook <paul@codesourcery.com>
21693 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21694 extension instructions.
21696 2008-03-15 Richard Guenther <rguenther@suse.de>
21698 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21699 and fold constant aggregate refs.
21700 (fold_const_aggregate_ref): Handle string constants
21701 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21702 (evaluate_stmt): Simplify now that ccp_fold folds constant
21705 2008-03-15 Paul Brook <paul@codesourcery.com>
21707 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21708 (extzv): Use gen_extzv_t2.
21709 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21711 2008-03-15 Richard Guenther <rguenther@suse.de>
21713 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21714 (fold_const_aggregate_ref): Likewise.
21715 (get_value): Return NULL if we don't have any values.
21716 (ccp_finalize): Set const_val to NULL after freeing it.
21717 * tree-flow.h (get_symbol_constant_value): Declare.
21718 (fold_const_aggregate_ref): Likewise.
21719 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21721 2008-03-15 Richard Guenther <rguenther@suse.de>
21723 PR middle-end/35593
21724 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21725 to not produce negative array indices if not allowed. Add
21726 parameter to indicate that.
21727 (maybe_fold_offset_to_component_ref): Allow negative array
21728 indices only for the first member of a structure.
21729 (maybe_fold_offset_to_reference): Allow negative array indices.
21730 (maybe_fold_stmt_addition): Likewise.
21732 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21733 Anatoly Sokolov <aesok@post.ru>
21735 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21736 (avr_arch): Add ARCH_AVR6.
21737 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21738 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21739 instead of fixed value 2.
21740 (print_operand_address): Use gs() asm specifier instead of pm().
21741 (avr_assemble_integer): (Ditto.).
21742 (avr_output_addr_vec_elt): (Ditto.).
21743 (print_operand): Handle "!" code.
21744 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21745 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21746 (AVR_HAVE_EIJMP_EICALL): Define.
21747 (AVR_3_BYTE_PC): Redefine.
21748 (AVR_2_BYTE_PC): (Ditto.).
21749 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21750 (LINK_SPEC): Add atmega2560 and atmega2561.
21751 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21753 * config/avr/avr.md (call_insn): Use eicall instead of icall
21754 for 3 byte PC devices.
21755 (call_value_insn): (Ditto.).
21756 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21757 (indirect_jump): Use only for for 2 byte PC devices.
21758 (*tablejump): (Ditto.).
21759 (*indirect_jump_avr6): Add insn.
21760 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21761 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21762 instead of ijmp for 3 byte PC devices.
21763 (__tablejump2__): (Ditto.).
21764 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21765 (MULITLIB_DIRNAMES): (Ditto.).
21766 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21768 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21770 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21771 "sse2_umulsidi3". Use V1DI mode for operand 0.
21772 ("mmx_psadbw"): Use V1DI mode for operand 0.
21773 * config/i386/i386-modes.def (V1SI): New vector mode.
21774 * config/i386/i386.c (struct builtin_description)
21775 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21776 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21777 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21778 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21779 v1di_ftype_v8qi_v8qi type.
21780 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21782 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21783 __builtin_ia32_pmuludq]: Fix the mode of return value.
21785 2008-03-15 Richard Guenther <rguenther@suse.de>
21787 PR middle-end/35595
21788 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21791 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21793 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21794 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21795 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21796 unless TARGET_SERIALIZE_VOLATILE is enabled.
21797 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21798 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21799 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21801 2008-03-14 Richard Guenther <rguenther@suse.de>
21803 PR tree-optimization/34172
21804 * tree-flow.h (refs_may_alias_p): Declare.
21805 (get_single_def_stmt): Likewise.
21806 (get_single_def_stmt_from_phi): Likewise.
21807 (get_single_def_stmt_with_phi): Likewise.
21808 * tree-dfa.c (refs_may_alias_p): New function.
21809 (get_single_def_stmt): Likewise.
21810 (get_single_def_stmt_from_phi): Likewise.
21811 (get_single_def_stmt_with_phi): Likewise.
21812 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21813 (vn_reference_lookup_1): New helper function.
21814 (vn_reference_lookup): Walk the virtual use-def chain to
21815 continue searching for a match if the def does not alias the
21816 reference we are looking for.
21818 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21820 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21821 archive and Perzl. Update The Written Word listing.
21823 2008-03-14 Richard Guenther <rguenther@suse.de>
21825 PR tree-optimization/34043
21826 PR tree-optimization/33989
21827 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21829 (bitmap_find_leader): Use extra argument to verify dominance
21830 relationship inside a basic-block.
21831 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21832 (find_leader_in_sets): Adjust.
21833 (create_component_ref_by_pieces): Take extra argument for
21834 dominance check, handle lookup failures.
21835 (find_or_generate_expression): Likewise.
21836 (create_expression_by_pieces): Likewise.
21837 (insert_into_preds_of_block): Adjust.
21838 (create_value_expr_from): If asked for, verify all operands
21839 are in the blocks AVAIL_OUT set.
21840 (make_values_for_stmt): Check for SSA_NAMEs that are life
21841 over an abnormal edge.
21842 (compute_avail): Remove such check.
21843 (do_SCCVN_insertion): New function.
21844 (eliminate): If we do not find a leader suitable for replacement
21845 insert a replacement expression from SCCVN if available.
21846 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21847 (struct vn_ssa_aux): Add needs_insertion flag.
21848 * tree-ssa-sccvn.c (may_insert): New global flag.
21849 (copy_reference_ops_from_ref): Value-number union member access
21850 based on its size, not type and member if insertion is allowed.
21851 (visit_reference_op_load): For a weak match from union type
21852 punning lookup a view-converted value and insert a SSA_NAME
21853 for that value if that is not found.
21854 (visit_use): Make dumps shorter. Do not disallow value numbering
21855 SSA_NAMEs that are life over an abnormal edge to constants.
21856 (free_scc_vn): Release inserted SSA_NAMEs.
21857 (run_scc_vn): New flag to specify whether insertion is allowed.
21858 Process SSA_NAMEs in forward order.
21859 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21860 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21861 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21862 pointer type to/from integral types that do not change the
21863 precision to regular conversions.
21865 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21867 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21868 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21869 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21870 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21871 input arguments and the mode of return value. Built-in functions
21872 that operate on whole 64-bit MMX register now use V1DI mode.
21874 2008-03-13 Alon Dayan <alond@il.ibm.com>
21875 Olga Golovanevsky <olga@il.ibm.com>
21877 PR tree-optimization/35041
21878 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21879 to locate the right position in a statement.
21881 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/xmmintrin.h: Change all static inline functions to
21886 extern inline and add __gnu_inline__ attribute.
21887 * config/i386/bmintrin.h: Ditto.
21888 * config/i386/smmintrin.h: Ditto.
21889 * config/i386/tmmintrin.h: Ditto.
21890 * config/i386/mmintrin-common.h: Ditto.
21891 * config/i386/ammintrin.h: Ditto.
21892 * config/i386/emmintrin.h: Ditto.
21893 * config/i386/pmmintrin.h: Ditto.
21894 * config/i386/mmintrin.h: Ditto.
21895 * config/i386/mm3dnow.h: Ditto.
21897 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21899 PR middle-end/35185
21900 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21901 (lower_omp_2): New function.
21902 (lower_omp_1, lower_omp): Rewritten.
21904 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21907 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21908 with the phrase "Microsoft Windows compilers".
21909 (Push/Pop Macro Pragmas): New subsection. Document
21910 #pragma push_macro and pragma pop_macro.
21912 2008-03-12 Paul Brook <paul@codesourcery.com>
21914 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21916 2008-03-12 Paul Brook <paul@codesourcery.com>
21918 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21919 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21920 (thumb2_addsi_shortim): Rename ...
21921 (thumb2_addsi_short): ... to this. Allow register operands.
21922 (thumb2_subsi_short): New pattern.
21923 (thumb2_one_cmplsi2_short,
21924 thumb2_negsi2_short): New patterns and peepholes.
21926 2008-03-12 Paul Brook <paul@codesourcery.com>
21928 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21930 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21932 * config/i386/i386.md (int_cond): New code iterator.
21934 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21935 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21936 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21937 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21938 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21939 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21940 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21941 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21943 2008-03-12 Paul Brook <paul@codesourcery.com>
21945 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21946 instead of {arm,thumb}_compute_save_reg_mask.
21947 (output_return_instruction): Ditto.
21948 (thumb_unexpanded_epilogue): Ditto.
21949 (thumb1_expand_prologue): Ditto.
21950 (thumb1_output_function_prologue): Ditto.
21951 (arm_set_return_address): Ditto.
21952 (thumb_set_return_address): Ditto.
21953 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21954 regs to achieve stack alignment.
21955 (thumb1_compute_save_reg_mask): Fix compiler warning.
21956 (arm_output_epilogue): Use offsets->saved_regs_mask.
21957 Adjust stack pointer by poping call clobered registers.
21958 (arm_expand_prologue): Use offsets->saved_regs_mask.
21959 Adjust stack pointer by pushing extra registers.
21960 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21962 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21965 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21966 conversion to the operands of a multiplication.
21968 2008-03-12 Richard Guenther <rguenther@suse.de>
21970 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21971 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21972 * timevar.def (TV_TREE_PHIPROP): Add.
21973 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21974 pass description. Use TV_TREE_PHIPROP.
21975 * tree-ssa-forwprop.c: Remove phiprop code.
21977 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21979 PR middle-end/35549
21980 * omp-low.c (maybe_lookup_decl): Constify first argument.
21981 (use_pointer_for_field): Change last argument from bool to
21982 omp_context *. Disallow shared copy-in/out in nested
21983 parallel if decl is shared in outer parallel too.
21984 (build_outer_var_ref, scan_sharing_clauses,
21985 lower_rec_input_clauses, lower_copyprivate_clauses,
21986 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21988 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21989 Ira Rosen <irar@il.ibm.com>
21991 * tree-vectorizer.c (free_stmt_vec_info): New function.
21992 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21993 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21994 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21995 * tree-vect-transform.c (vectorizable_conversion): Free
21996 vec_oprnds0 if it was allocated.
21997 (vect_permute_store_chain): Remove unused VECs.
21998 (vectorizable_store): Free VECs that are allocated in the..
22000 (vect_transform_strided_load, vectorizable_load): Likewise.
22001 (vect_remove_stores): Simplify the code.
22002 (vect_transform_loop): Move code to vect_remove_stores().
22003 Call vect_remove_stores() and free_stmt_vec_info().
22005 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22007 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22008 TARGET_HPUX. Revise comment.
22009 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22010 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22011 Use sr4 variant of `be' instruction when not generating PIC code.
22012 (attr_length_call): Adjust for above change.
22014 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22016 * ipa-reference.c (static_execute): Remove module_statics_const and
22017 associated setting code.
22019 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22022 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22023 predicate for operand 1.
22024 (paritysi2_cmp): Use register_operand predicate for operand 2.
22025 Use earlyclobber modifier for operand 1. Remove support for
22027 (paritydi2_cmp): Use register_operand predicate for operand 3.
22028 Use earlyclobber modifier for operand 1. Remove support for
22031 2008-03-11 Paul Brook <paul@codesourcery.com>
22032 Vladimir Prus <vladimir@codesourcery.com>
22034 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22035 (arm_compute_save_reg0_reg12_mask): Always
22036 check if register 11 must be saved. Always safe hard frame pointer
22037 when frame_pointer_needeed.
22038 (arm_compute_save_reg_mask): Save IP and PC
22039 only with apcs frames.
22040 (arm_output_epilogue): Adjust Thumb2 codepath to
22041 be also invoked and work for ARM non-apcs frames.
22042 (arm_expand_prologue): Don't bother saving IP
22043 for non-apcs frame, since it's not clobbered by
22044 prologue code. Implement non-apcs frame
22047 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22049 PR rtl-optimization/35281
22050 * expr.c (convert_move): Use a new pseudo for the intermediate
22051 from_mode->word_mode result.
22053 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22055 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22056 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22057 * toplev.c (compile_file): Don't call it.
22059 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22061 PR middle-end/35526
22062 * expr.c (store_expr): Call emit_block_move if the mode
22063 of "temp" RTX is BLKmode.
22065 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22066 Richard Guenther <rguenther@suse.de>
22068 PR tree-optimization/31358
22069 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22070 the step with a NULL_TREE.
22071 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22072 to sizetype if type is a pointer type.
22073 (add_candidate_1): Don't convert the base and step to
22074 the generic type if the orginal type is a pointer type.
22075 (add_iv_value_candidates): Use sizetype for the step
22076 if type is a pointer type.
22077 (cand_value_at): Likewise.
22078 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22080 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22081 Don't convert the tem affine to the type.
22082 (add_elt_to_tree): Use sizetype for the step if a pointer.
22083 Use POINTER_PLUS_EXPR for pointers.
22084 (aff_combination_to_tree): Use sizetype for the step if a
22087 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22089 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22090 Remove commutativity hint.
22092 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22096 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22097 errorneous type. Check that v is a VAR_DECL.
22099 PR middle-end/35099
22100 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22102 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22104 PR tree-optimization/35494
22105 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22106 may be overriden at link and run time.
22108 2008-03-10 Richard Guenther <rguenther@suse.de>
22110 PR tree-optimization/34677
22111 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22112 (poolify_tree): Likewise.
22113 (modify_expr_template): Likewise.
22114 (poolify_modify_stmt): Likewise.
22115 (insert_fake_stores): Handle all component-ref style stores
22116 in addition to INDIRECT_REF. Also handle complex types.
22117 Do not poolify the inserted load.
22118 (realify_fake_stores): Do not rebuild the tree but only
22119 make it a SSA_NAME copy.
22120 (init_pre): Remove initialzation of modify_expr_template.
22121 Do not allocate modify_expr_node_pool.
22122 (fini_pre): Do not free modify_expr_node_pool.
22124 2008-03-10 Paul Brook <paul@codesourcery.com>
22126 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22127 to avoid conflicts.
22129 2008-03-10 Paul Brook <paul@codesourcery.com>
22130 Mark Shinwell <shinwell@codesourcery.com>
22132 * config/arm/cortex-r4.md: New.
22133 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22135 * config/arm/arm.md: Include cortex-r4.md.
22136 (insn): Add smmls, sdiv and udiv values.
22137 (generic_sched): Don't use generic scheduling for Cortex-R4.
22138 (arm_issue_rate): New function.
22139 (TARGET_SCHED_ISSUE_RATE): Define.
22141 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22143 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22145 2008-03-10 Richard Guenther <rguenther@suse.de>
22147 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22148 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22150 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22152 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22153 Set default to true.
22155 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22157 * c.opt (Wsynth): Deprecate.
22158 * doc/invoke.texi (Option Summary, Warning Options): Document
22159 -Wno-format-contains-nul.
22161 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22164 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22165 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22167 2008-03-09 Ira Rosen <irar@il.ibm.com>
22169 * config/rs6000/rs6000.c (builtin_description): Rename vector
22170 left shift operations.
22171 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22172 (altivec_vsl<VI_char>): Rename to ...
22173 (ashl<mode>3): ... new name.
22174 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22176 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22178 2008-03-08 Richard Guenther <rguenther@suse.de>
22180 * coverage.h (tree_coverage_counter_addr): Declare.
22181 * coverage.c (tree_coverage_counter_addr): New function.
22182 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22183 before using again.
22184 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22185 (tree_gen_one_value_profiler): Likewise.
22186 (tree_gen_ic_profiler): Likewise.
22187 (tree_gen_average_profiler): Likewise.
22188 (tree_gen_ior_profiler): Likewise.
22190 2008-03-08 Richard Guenther <rguenther@suse.de>
22192 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22193 (vn_binary_op_insert): Likewise.
22194 (vn_unary_op_lookup): Likewise.
22195 (vn_unary_op_insert): Likewise.
22196 (vn_nary_op_lookup): Declare.
22197 (vn_nary_op_insert): Likewise.
22198 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22199 and binary hashes, use a single obstack for unary_op_pool
22200 and binary_op_pool.
22201 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22202 a single struct vn_nary_op_s. Store tree code length and
22203 a variable number of operands.
22204 (struct vn_reference_op_struct): Remove unused op2.
22205 (vn_reference_op_eq): Do not compare op2.
22206 (vn_reference_op_compute_hash): Do not compute hash of op2.
22207 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22208 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22209 with vn_nary_op_compute_hash.
22210 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22211 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22213 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22215 (visit_unary_op): Call nary functions.
22216 (visit_binary_op): Likewise.
22217 (process_scc): Adjust for struct vn_tables_s changes.
22218 (allocate_vn_table): Likewise.
22219 (free_vn_table): Likewise.
22220 * tree-vn.c (vn_add): Call nary functions.
22221 (vn_lookup): Likewise.
22223 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22226 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22227 wdst back after sync_compare_and_swapqhi_internal.
22229 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22232 * config/i386/i386-modes.def (V1DI): New vector mode.
22233 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22234 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22235 (MMXMODE248): Ditto.
22236 (MMXMODE): Add V1DI mode.
22237 (mmxvecsize): Change DI mode to V1DI mode.
22238 ("mov<mode>): Use MMXMODEI8 mode iterator.
22239 ("*mov<mode>_internal_rex64"): Ditto.
22240 ("*mov<mode>_internal"): Ditto.
22241 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22242 ("mmx_sub<mode>3"): Ditto.
22243 ("mmx_adddi3"): Remove insn pattern.
22244 ("mmx_subdi3"): Ditto.
22245 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22246 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22247 ("mmx_ashl<mode>3"): Ditto.
22248 ("mmx_lshrdi3"): Remove insn pattern.
22249 ("mmx_ashldi3"): Ditto.
22250 * config/i386/i386.c (classify_argument): Handle V1DImode.
22251 (function_arg_advance_32): Ditto.
22252 (function_arg_32): Ditto.
22253 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22254 mmx_addv1di3 insn pattern.
22255 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22256 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22257 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22258 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22259 Remove definitions of built-in functions.
22260 (V1DI_type_node): New node.
22261 (v1di_ftype_v1di_int): Ditto.
22262 (v1di_ftype_v1di_v1di): Ditto.
22263 (v2si_ftype_v2si_si): Ditto.
22264 (v4hi_ftype_v4hi_di): Remove node.
22265 (v2si_ftype_v2si_di): Ditto.
22266 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22267 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22268 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22269 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22270 Add new builtins using def_builtin_const.
22271 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22272 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22273 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22274 * config/i386/mmintrin.h (__v1di): New typedef.
22275 (_mm_add_si64): Cast arguments to __v1di type.
22276 (_mm_sub_si64): Ditto.
22277 (_mm_sll_pi16): Cast __count to __v4hi type.
22278 (_mm_sll_pi32): Cast __count to __v2si type.
22279 (_mm_sll_si64): Cast arguments to __v1di type.
22280 (_mm_srl_pi16): Cast __count to __v4hi type.
22281 (_mm_srl_pi32): Cast __count to __v2si type.
22282 (_mm_srl_si64): Cast arguments to __v1di type.
22283 (_mm_sra_pi16): Cast __count to __v4hi type.
22284 (_mm_sra_pi32): Cast __count to __v2si type.
22285 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22286 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22287 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22288 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22289 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22290 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22291 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22292 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22293 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22294 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22295 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22296 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22298 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22300 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22302 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22305 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22306 reg+const addressing for Altivec modes. Don't generate reg+reg
22307 addressing for TFmode or TDmode quantities.
22309 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22311 * c-common.c (vector_types_convertible_p): Call langhook
22312 instead of comptypes.
22314 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22317 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22318 integral and scalar float variables which have a
22321 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22323 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22324 dwarf_register_span hook when emitting unwind information for
22325 register-to-memory saves.
22326 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22327 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22329 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22331 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22332 for the same VAR_DECL.
22334 2008-03-06 Tom Tromey <tromey@redhat.com>
22336 * treelang: Delete.
22337 * doc/standards.texi (Standards): Don't mention treelang.
22338 * doc/invoke.texi (Overall Options): Don't mention treelang.
22339 * doc/install.texi (Prerequisites): Don't mention bison or
22341 (Configuration): Don't mention treelang.
22342 (Building): Likewise.
22343 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22345 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22347 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22348 word-extractions out of a multi-word object.
22350 2008-03-06 Richard Guenther <rguenther@suse.de>
22352 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22353 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22354 result type and precision.
22355 * expr.c (get_inner_reference): Set unsignedp based on the result
22356 type of BIT_FIELD_REF.
22357 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22358 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22359 (try_instantiate_multiple_fields): Likewise. Use the correct type
22361 (sra_build_assignment): Likewise.
22362 (sra_build_elt_assignment): Likewise.
22363 (sra_explode_bitfield_assignment): Likewise.
22364 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22365 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22366 set BIT_FIELD_REF_UNSIGNED.
22367 (vectorizable_load): Likewise.
22369 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22371 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22374 2008-03-06 Richard Guenther <rguenther@suse.de>
22376 * alias.c (struct alias_set_entry): Move has_zero_child field
22377 to pack with alias_set.
22379 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22381 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22384 2008-03-05 Ian Lance Taylor <iant@google.com>
22386 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22388 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22390 * fwprop.c (update_df): Support width and offset parameters of
22392 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22393 global_conflicts): Change DF_REF_EXTRACT to either
22394 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22395 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22396 * df-scan.c (df_ref_record, df_defs_record,
22397 df_ref_create_structure, df_def_record_1, df_uses_record,
22398 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22399 df_bb_refs_collect, df_entry_block_defs_collect,
22400 df_exit_block_uses_collect): Support new width and offset fields.
22401 (ref_extract_pool): New storage pool.
22402 (df_free_ref): New function.
22403 (df_reg_chain_unlink, df_free_collection_rec,
22404 df_sort_and_compress_refs): Call df_free_ref.
22405 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22407 (df_ref_create_structure): Allocate df_ref_extract if offset and
22408 width fields are used.
22409 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22410 (df_uses_record): Get offset and width from ZERO_EXTRACT
22412 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22413 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22414 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22415 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22416 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22417 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22418 (df_ref_extract): New structure.
22419 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22420 (df_ref_create): Add width and offset parameters.
22422 2008-03-05 Richard Guenther <rguenther@suse.de>
22424 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22425 Use ranges_overlap_p.
22426 (offset_overlaps_with_access): Rename
22427 to ranges_overlap_p and move ...
22428 * tree-flow-inline.h (ranges_overlap_p): ... here.
22430 * tree.h (get_inner_reference, handled_component_p): Update
22433 * tree.h (record_component_aliases, get_alias_set,
22434 alias_sets_conflict_p, alias_sets_must_conflict_p,
22435 objects_must_conflict_p): Move declarations ...
22436 * alias.h (record_component_aliases, get_alias_set,
22437 alias_sets_conflict_p, alias_sets_must_conflict_p,
22438 objects_must_conflict_p): ... here.
22439 Include coretypes.h.
22440 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22442 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22444 * cfg.c: Include tree-flow.h.
22445 (remove_edge_raw): Call redirect_edge_var_map_clear.
22446 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22447 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22448 (redirect_edge_var_map_result): New.
22449 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22450 PENDING_STMT use with redirect_edge_var_map_*.
22451 * tree-ssa.c (edge_var_maps): New definition.
22452 (redirect_edge_var_map_add): New.
22453 (redirect_edge_var_map_clear): New.
22454 (redirect_edge_var_map_dup): New.
22455 (redirect_edge_var_map_vector): New.
22456 (redirect_edge_var_map_destroy): New.
22457 (ssa_redirect_edge): Replace PENDING_STMT use with
22458 redirect_edge_var_map_*.
22459 (flush_pending_stmts): Same.
22460 (delete_tree_ssa): Destroy edge var map.
22461 * tree-flow.h (struct _edge_var_map): New.
22462 Define edge_var_map vector type.
22463 Declare redirect_edge_var_map_* prototypes.
22464 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22465 * tree-cfg.c (reinstall_phi_args): Replace
22466 PENDING_STMT use with redirect_edge_var_map_*.
22468 2008-03-05 Richard Guenther <rguenther@suse.de>
22470 PR tree-optimization/35472
22471 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22472 whose single use_stmt has a overlapping set of loaded and
22473 stored symbols as that use_stmt might be a noop assignment then.
22475 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22477 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22479 2008-03-05 Richard Guenther <rguenther@suse.de>
22482 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22483 should be constants.
22484 * tree-cfg.c (verify_expr): Verify it.
22485 * fold-const.c (fold_truthop): Remove code generating
22486 BIT_FIELD_REFs of structure bases.
22487 (fold_binary): Likewise.
22488 (fold_ternary): Position and size of BIT_FIELD_REFs are
22489 always host integers.
22490 (make_bit_field_ref): Remove.
22491 (optimize_bit_field_compare): Remove.
22492 (all_ones_mask_p): Remove.
22494 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22497 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22498 (split_block_and_df_analyze): New. Split basic block and rebuild
22500 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22502 (split_pattern_seq): Likewise.
22503 (erase_matching_seqs): Likewise.
22504 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22506 2008-03-04 Geoff Keating <geoffk@apple.com>
22508 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22509 declaration and code.
22510 (tree_invalid_nonnegative_warnv_p): Likewise.
22512 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22514 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22515 examples. Truncate option-names then causing overfull hbox.
22517 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22520 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22522 * configure: Rebuilt.
22524 2008-03-04 Rafael EspÃndola <espindola@google.com>
22526 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22527 (tree_unary_nonnegative_warnv_p): New.
22528 (tree_binary_nonnegative_warnv_p): New.
22529 (tree_single_nonnegative_warnv_p): New.
22530 (tree_invalid_nonnegative_warnv_p): New.
22531 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22533 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22536 * opts.c (handle_option): Postpone 'unknown option' errors only for
22539 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22542 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22545 2008-03-04 Rafael EspÃndola <espindola@google.com>
22547 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22548 (tree_binary_nonzero_warnv_p): New.
22549 (tree_single_nonzero_warnv_p): New.
22550 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22552 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22554 PR middle-end/35456
22555 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22556 transformations for modes that have signed zeros.
22557 * ifcvt.c (noce_try_abs): Ditto.
22559 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22561 * config/i386/i386.c (override_options): Force
22562 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22564 2008-03-04 Jan Hubicka <jh@suse.cz>
22567 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22570 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22572 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22573 label to probe the stack.
22575 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22577 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22578 (__gthr_win32_mutex_destroy): Declare.
22579 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22580 __gthr_win32_mutex_destroy.
22581 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22583 2008-03-03 Jan Hubicka <jh@suse.cz>
22586 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22587 aggressive on inlining cold calls.
22589 2008-03-03 Richard Guenther <rguenther@suse.de>
22591 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22592 struct copies into the expression table.
22593 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22594 (try_to_simplify): Likewise.
22595 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22596 integral and pointer arguments which do not change the
22597 precision to NOP_EXPRs.
22598 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22599 VIEW_CONVERT_EXPR case.
22601 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22603 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22604 defined in a loop at depth 0 is invariant.
22605 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22606 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22607 be called at loop depth 0.
22609 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22612 * gcc.c (process_command): Update copyright notice dates.
22613 * gcov.c (print_version): Likewise.
22614 * gcov-dump.c (print_version): Likewise.
22615 * mips-tfile.c (main): Likewise.
22616 * mips-tdump.c (main): Likewise.
22618 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22621 * c-common.c (flag_permissive): Delete.
22622 (constant_expression_warnings): Check flags first.
22623 (constant_expression_error): New.
22624 * c-common.h (flag_permissive): Delete.
22625 (constant_expression_error): Declare.
22626 * flags.h (flag_permissive): Declare. Update description.
22627 * diagnostic.c (pedwarn): Update.
22629 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22630 (permissive_error_kind): New.
22631 * toplev.c (flag_permissive): Define. Update description.
22632 * toplev.h (permissive_error_kind): Declare.
22633 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22634 (pedwarn_c90): Use pedantic_warning_kind.
22635 * c-opts.c (c_common_post_options): flag_permissive does not affect
22636 flag_pedantic_errors.
22638 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22640 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22641 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22642 __absvsi2, __absvDI2): Use unsigned arithmetic.
22644 2008-03-02 Andi Kleen <ak@suse.de>
22645 Richard Guenther <rguenther@suse.de>
22647 * struct-equiv.c: Remove file.
22648 * cfg_cleanup.c (condjump_equiv_p): Remove.
22649 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22650 (struct-equiv.o): Remove rule.
22651 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22652 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22653 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22655 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22657 * ifcvt.c (noce_process_if_block): Try to handle only the then
22658 block if the else block exists but isn't suitable.
22660 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22663 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22664 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22665 regression from previous patch.
22667 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22670 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22672 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22673 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22674 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22675 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22676 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22677 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22678 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22679 (__gthread_mutex_destroy_function): Rename to
22680 __gthread_mutex_destroy.
22681 * gthr-dce.h (__gthread_mutex_destroy): Call
22682 pthread_mutex_destroy.
22683 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22684 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22685 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22687 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22689 * df-scan.c (df_ref_chain_change_bb): Simplify.
22690 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22691 set_block_for_insn if there's any change.
22692 * df.h ((df_insn_change_bb): Fix prototype.
22693 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22694 df_insn_change_bb, don't call set_block_for_insn.
22695 * emit-rtl.c (reorder_insns): Likewise.
22696 * haifa-sched.c (move_insn): Likewise.
22698 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22700 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22702 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22704 * tree-flow-inline.h (next_readonly_imm_use): Return
22705 NULL_USE_OPERAND_P after the end.
22707 2008-03-01 Richard Guenther <rguenther@suse.de>
22709 PR tree-optimization/35411
22710 * tree-sra.c (sra_build_assignment): Split conversion to
22711 final type to a separate statement if we are not assigning
22714 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22716 * fold-const.c (fold_convertible_p): Correct the logic to follow
22717 that in fold_convert().
22719 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22722 * tree-inline.c (build_duplicate_type): When we make a
22723 duplicate type, make it unique in the canonical types system.
22725 2008-02-29 Tom Tromey <tromey@redhat.com>
22727 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22728 input_file_stack_history, input_file_stack_restored): Remove.
22729 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22730 * input.h (struct file_stack): Remove.
22731 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22732 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22734 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22736 (diagnostic_last_module_changed): Add 'map' argument.
22737 (diagnostic_set_last_function): Likewise.
22738 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22739 line map, not input_file_stack.
22740 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22742 2008-02-29 Paul Brook <paul@codesourcery.com>
22744 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22746 2008-02-29 Paul Brook <paul@codesourcery.com>
22748 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22750 2008-02-29 Richard Guenther <rguenther@suse.de>
22752 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22754 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22755 value for comparing for a store match.
22756 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22757 (try_to_simplify): Do not do a full-blown reference lookup.
22759 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22761 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22762 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22764 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22766 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22768 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22769 strides against cache sizes.
22771 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22773 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22776 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22778 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22779 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22780 is smaller than the original promoted value.
22781 (simplify_subreg): If OP is a SUBREG, try to preserve its
22782 SUBREG_PROMOTED_VAR_P information.
22784 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22786 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22787 (VN_INFO_GET): Allocate new objects on the obstack.
22788 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22789 for rpo_numbers_temp, for consistency.
22790 (free_scc_vn): Free the obstack.
22792 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22794 * doc/invoke.texi: Document -ftree-loop-distribution.
22795 * tree-loop-distribution.c: New.
22796 * tree-pass.h (pass_loop_distribution): New.
22797 * graphds.h (struct graph): Add htab_t indices.
22798 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22799 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22800 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22801 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22802 * tree-data-ref.c (debug_data_dependence_relations): New.
22803 (dump_data_dependence_relation): Also print data references.
22804 (free_data_ref): Extern.
22805 (same_access_functions): Moved...
22806 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22807 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22808 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22809 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22810 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22811 (stmts_from_loop): Skip LABEL_EXPR.
22812 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22814 (build_rdg): Initialize rdg->indices htab.
22815 (free_rdg, stores_from_loop, ref_base_address,
22816 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22817 have_similar_memory_accesses_1, ref_base_address_1,
22818 remove_similar_memory_refs): New.
22819 * tree-data-ref.h: Depend on tree-chrec.h.
22820 (debug_data_dependence_relations, free_data_ref): Declared.
22821 (same_access_functions): ... here.
22822 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22824 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22825 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22826 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22827 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22828 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22829 rdg_vertex_for_stmt): Declared.
22830 (struct rdg_edge): Add level.
22832 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22833 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22835 (rdg_has_similar_memory_accesses): New.
22836 * tree-vect-analyze.c: Remove unused static decls.
22837 * lambda.h (dependence_level): New.
22838 * common.opt (ftree-loop-distribution): New.
22839 * tree-flow.h (mark_virtual_ops_in_bb,
22840 slpeel_tree_duplicate_loop_to_edge_cfg,
22841 rename_variables_in_loop): Declared.
22842 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22843 (OBJS-common): Add tree-loop-distribution.o.
22844 (tree-loop-distribution.o): New rule.
22845 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22846 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22847 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22849 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22852 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22853 other than structures and unions.
22855 2008-02-28 Richard Guenther <rguenther@suse.de>
22858 2008-02-26 Richard Guenther <rguenther@suse.de>
22860 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22861 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22862 (lookup_decl_from_uid): Declare.
22863 (remove_decl_from_map): Likewise.
22864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22866 (decl_for_uid_map): New global hashtable mapping DECL_UID
22868 (init_ttree): Allocate it.
22869 (insert_decl_to_uid_decl_map): New helper function.
22870 (make_node_stat): Insert new decls into the map.
22871 (copy_node_stat): Likewise.
22872 (lookup_decl_from_uid): New function.
22873 (remove_decl_from_map): Likewise.
22874 (print_decl_for_uid_map_statistics): New helper.
22875 (dump_tree_statistics): Call it.
22877 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22878 (referenced_var_iterator): Adjust.
22879 (FOR_EACH_REFERENCED_VAR): Adjust.
22880 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22881 (num_referenced_vars): Adjust.
22882 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22883 (first_referenced_var): Remove.
22884 (end_referenced_vars_p): Likewise.
22885 (next_referenced_var): Likewise.
22886 (referenced_var_iterator_set): New helper function.
22887 * tree-dfa.c (referenced_var_lookup): Adjust.
22888 (referenced_var_check_and_insert): Likewise.
22889 (remove_referenced_var): Likewise.
22890 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22891 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22892 (verify_call_clobbering): Likewise.
22893 (verify_memory_partitions): Likewise.
22894 (init_tree_ssa): Allocate bitmap instead of hashtable for
22896 (delete_tree_ssa): Adjust.
22897 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22898 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22899 (compute_tag_properties): Likewise.
22900 (set_initial_properties): Likewise.
22901 (find_partition_for): Likewise.
22902 (update_reference_counts): Likewise.
22903 (dump_may_aliases_for): Likewise.
22904 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22905 (add_call_clobber_ops): Likewise.
22906 (add_call_read_ops): Likewise.
22907 (get_asm_expr_operands): Likewise.
22908 * tree-into-ssa.c (dump_decl_set): Likewise.
22909 (update_ssa): Likewise.
22910 * tree-sra.c (scan_function): Likewise.
22911 (decide_instantiations): Likewise.
22912 (scalarize_parms): Likewise.
22913 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22914 (dsa_named_for): Likewise.
22915 * tree-ssa-structalias.c (update_alias_info): Likewise.
22916 (merge_smts_into): Likewise.
22918 2008-02-27 David Daney <ddaney@avtrex.com>
22921 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22922 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22923 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22924 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22925 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22927 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22930 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22931 (BUILT_IN_NEXTTOWARD): Remove.
22932 (BUILT_IN_NEXTTOWARDF): Ditto.
22933 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22934 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22936 2008-02-27 Tom Tromey <tromey@redhat.com>
22938 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22939 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22941 2008-02-27 Jan Beulich <jbeulich@novell.com>
22943 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22944 update the respective field on newdecl.
22946 2008-02-27 Revital Eres <eres@il.ibm.com>
22948 PR rtl-optimization/34999
22949 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22950 crossing edges that ends with a call insn.
22951 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22952 call insn and clear the EDGE_CROSSING flag of the crossing edge
22953 when fixing fallthru edges.
22955 2008-02-27 Richard Guenther <rguenther@suse.de>
22957 PR middle-end/35390
22958 * fold-const.c (fold_unary): Return the correct argument,
22959 converted to the result type.
22961 2008-02-27 Richard Guenther <rguenther@suse.de>
22963 PR middle-end/34971
22964 * expr.c (expand_expr_real_1): Assert on rotates that operate
22966 * fold-const.c (fold_binary): Use the types precision, not the
22967 bitsize of the mode if folding rotate expressions. Build rotates
22968 only for full modes.
22970 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22972 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22973 and CPP_PRAGMA_EOL.
22974 * c-pragma.c (pragma_ns_name): New typedef.
22975 (registered_pp_pragmas): New variable.
22976 (c_pp_lookup_pragma): New function.
22977 (c_register_pragma_1): If flag_preprocess_only, do nothing
22978 for non-expanded pragmas, for expanded ones push pragma's
22979 namespace and name into registered_pp_pragmas vector.
22980 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22981 flag_preprocess_only, don't register GCC pch_preprocess
22982 pragma if flag_preprocess_only.
22983 * c-opts.c (c_common_init): Call init_pragma even if
22984 flag_preprocess_only.
22985 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22986 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22987 cpp_register_pragma if flag_preprocess_only.
22989 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22992 * c-parser.c (c_parser_translation_unit): Warn for empty
22993 translation unit, not empty source file.
22995 2008-02-26 Paul Brook <paul@codesourcery.com>
22997 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22998 operand for Thumb-2.
22999 * config/arm/arm.h (reg_class): Add CORE_REGS.
23000 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23001 (BASE_REG_CLASS): Use CORE_REGS.
23002 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23003 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23004 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23005 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23006 ARM_REGNO_OK_FOR_INDEX_P.
23007 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23008 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23009 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23010 (ldm/stm peepholes): Ditto.
23011 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23012 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23013 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23014 * config/arm/constraints.md: Enable "k" constraint on ARM.
23016 2008-02-27 Ben Elliston <bje@au.ibm.com>
23018 * config/rs6000/rs6000.c: Annotate cache line size field in all
23019 instances of struct processor_costs.
23021 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23023 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23024 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23025 jump_bypass): New counters.
23026 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23027 * dce.c (gate_ud_dce): Same.
23028 (gate_fast_dce): Same.
23029 * dse.c (gate_dse1): New function.
23030 (gate_dse2): New function.
23031 (gate_dse): Merge results of new gate functions.
23032 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23033 (gate_handle_jump_bypass): Add dbg_cnt.
23034 (gate_handle_gcse): Add dbg_cnt.
23035 * ifcvt.c (gate_handle_if_conversion): Same.
23036 (gate_handle_if_after_combine): Same.
23037 (gate_handle_if_after_reload): Same.
23038 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23040 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23042 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23044 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23046 2008-02-26 Jason Merrill <jason@redhat.com>
23049 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23050 alone if it's the naming decl for the type's main variant.
23052 2008-02-26 Tom Tromey <tromey@redhat.com>
23054 * system.h (USE_MAPPED_LOCATION): Poison.
23055 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23056 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23057 (make_goto_expr_edges): Likewise.
23058 (remove_bb): Likewise.
23059 (execute_warn_function_return): Likewise.
23060 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23062 * c-common.c (fname_decl): Remove old location code.
23063 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23065 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23067 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23068 (gen_rtx_ASM_INPUT): Likewise.
23069 (gen_rtx_ASM_INPUT_loc): Likewise.
23070 (get_rtx_asm_OPERANDS): Remove.
23071 * cfglayout.c (insn_locators_alloc): Remove old location code.
23072 (set_curr_insn_source_location): Likewise.
23073 (curr_insn_locator): Likewise.
23074 * print-tree.c (print_node): Remove old location code.
23075 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23076 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23077 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23078 location_from_locus.
23079 (construct_exit_block): Remove old location code.
23080 * emit-rtl.c (force_next_line_note): Remove old location code.
23081 * profile.c (branch_prob): Remove old location code.
23082 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23083 LOC_LINE): Remove old-location variants.
23084 * langhooks.c (lhd_print_error_function): Remove old location
23086 * configure, config.in: Rebuilt.
23087 * configure.ac (--enable-mapped-location): Remove.
23088 * c-decl.c (c_init_decl_processing): Remove old location code.
23089 (finish_function): Likewise.
23090 * recog.c (decode_asm_operands): Remove old location code.
23091 * c-pch.c (c_common_read_pch): Remove old location code.
23092 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23094 * gimple-low.c (lower_function_body): Remove old location code.
23095 * toplev.c (unknown_location): Remove.
23096 (push_srcloc): Remove old-location variant.
23097 (process_options): Remove old location code.
23098 (lang_dependent_init): Likewise.
23099 * input.h (UNKNOWN_LOCATION): Move definition.
23100 (location_t): Undeprecate.
23101 (source_locus): Remove.
23102 (location_from_locus): Remove.
23103 (struct location_s): Remove.
23104 Remove all old-location code.
23105 (input_line, input_filename): Remove.
23106 * final.c (final_scan_insn): Remove old location code.
23107 * diagnostic.c (diagnostic_build_prefix): Remove
23108 USE_MAPPED_LOCATION test.
23109 * tree.h (gimple_stmt) <locus>: Now a location_t.
23110 (tree_exp) <locus>: Likewise.
23111 (DECL_IS_BUILTIN): Remove old-location variant.
23112 (annotate_with_file_line, annotate_with_locus): Likewise.
23113 (expr_locus, set_expr_locus): Update.
23114 * tree.c (build1_stat): Remove old location code.
23115 (last_annotated_node): Remove.
23116 (annotate_with_file_line): Remove old-location variant.
23117 (annotate_with_locus): Likewise.
23118 (expr_location): Remove old location code.
23119 (set_expr_location): Likewise.
23120 (expr_has_location): Likewise.
23121 (expr_locus): Likewise.
23122 (set_expr_locus): Likewise.
23123 (expr_filename): Don't use location_from_locus.
23124 (expr_lineno): Likewise.
23125 * rtl-error.c (location_for_asm): Remove old location code.
23126 * c-lex.c (cb_line_change): Remove old location code.
23127 (fe_file_change): Likewise.
23128 (cb_def_pragma): Likewise.
23129 (c_lex_with_flags): Likewise.
23130 * gengtype.c (do_typedef): Don't special-case location types.
23131 (define_location_structures): Remove.
23132 (main): Don't call define_location_structures.
23133 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23136 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23139 * builtins.def (BUILT_IN_STDARG_START): Remove.
23140 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23141 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23142 * tree-inline.c (inline_forbidden_p_1): Likewise.
23144 2008-02-26 Richard Guenther <rguenther@suse.de>
23146 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23147 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23148 (lookup_decl_from_uid): Declare.
23149 (remove_decl_from_map): Likewise.
23150 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23151 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23152 (decl_for_uid_map): New global hashtable mapping DECL_UID
23154 (init_ttree): Allocate it.
23155 (insert_decl_to_uid_decl_map): New helper function.
23156 (make_node_stat): Insert new decls into the map.
23157 (copy_node_stat): Likewise.
23158 (lookup_decl_from_uid): New function.
23159 (remove_decl_from_map): Likewise.
23160 (print_decl_for_uid_map_statistics): New helper.
23161 (dump_tree_statistics): Call it.
23163 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23164 (referenced_var_iterator): Adjust.
23165 (FOR_EACH_REFERENCED_VAR): Adjust.
23166 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23167 (num_referenced_vars): Adjust.
23168 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23169 (first_referenced_var): Remove.
23170 (end_referenced_vars_p): Likewise.
23171 (next_referenced_var): Likewise.
23172 (referenced_var_iterator_set): New helper function.
23173 * tree-dfa.c (referenced_var_lookup): Adjust.
23174 (referenced_var_check_and_insert): Likewise.
23175 (remove_referenced_var): Likewise.
23176 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23177 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23178 (verify_call_clobbering): Likewise.
23179 (verify_memory_partitions): Likewise.
23180 (init_tree_ssa): Allocate bitmap instead of hashtable for
23182 (delete_tree_ssa): Adjust.
23183 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23185 (compute_tag_properties): Likewise.
23186 (set_initial_properties): Likewise.
23187 (find_partition_for): Likewise.
23188 (update_reference_counts): Likewise.
23189 (dump_may_aliases_for): Likewise.
23190 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23191 (add_call_clobber_ops): Likewise.
23192 (add_call_read_ops): Likewise.
23193 (get_asm_expr_operands): Likewise.
23194 * tree-into-ssa.c (dump_decl_set): Likewise.
23195 (update_ssa): Likewise.
23196 * tree-sra.c (scan_function): Likewise.
23197 (decide_instantiations): Likewise.
23198 (scalarize_parms): Likewise.
23199 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23200 (dsa_named_for): Likewise.
23201 * tree-ssa-structalias.c (update_alias_info): Likewise.
23202 (merge_smts_into): Likewise.
23204 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23207 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23208 * c-opts.c (c_common_handle_option): Wall enables
23209 Wvolatile-register-var.
23210 * common.opt: Move Wvolatile-register-var to...
23213 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23215 * common.opt (Wlarger-than=): New.
23216 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23218 * opts.c (common_handle_option): Handle -Wlarger-than=.
23219 * optc-gen.awk: Likewise.
23220 * opth-gen.awk: Likewise.
23221 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23222 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23224 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23226 * c-common.c (match_case_to_enum_1): Add appropriate
23227 OPT_W* parameter to warning.
23228 (c_do_switch_warnings): Likewise.
23229 * c-typeck.c (warning_init): Add one more parameter following
23230 'warning' function.
23231 (push_init_level): Update call to warning_init.
23232 (pop_init_level): Likewise.
23233 (add_pending_init): Likewise.
23234 (output_init_element: Likewise.
23236 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23239 * toplev.c (toplev_main): If there are warnings or error, print
23240 errors for ignored options.
23241 * opts.c (ignored_options): New static variable.
23242 (postpone_unknown_option_error): New.
23243 (print_ignored_options): New.
23244 (handle_option): Postpone errors for unknown -Wno-* options.
23245 * opts.h (print_ignored_options): Declare.
23247 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23249 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23252 2008-02-25 Richard Guenther <rguenther@suse.de>
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 Janne Blomqvist <jb@gcc.gnu.org>
23316 * doc/invoke.texi (-fcx-limited-range): Document new option.
23317 * toplev.c (process_options): Handle -fcx-fortran-rules.
23318 * common.opt: Add documentation for -fcx-fortran-rules.
23320 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23323 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23324 actual behaviour and C99.
23326 2008-02-26 Ben Elliston <bje@au.ibm.com>
23328 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23329 (ASM_CPU_POWER6_SPEC): Likewise.
23330 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23331 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23332 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23334 2008-02-25 Richard Guenther <rguenther@suse.de>
23336 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23337 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23338 (lookup_decl_from_uid): Declare.
23339 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23340 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23341 (decl_for_uid_map): New global hashtable mapping DECL_UID
23343 (init_ttree): Allocate it.
23344 (insert_decl_to_uid_decl_map): New helper function.
23345 (make_node_stat): Insert new decls into the map.
23346 (copy_node_stat): Likewise.
23347 (lookup_decl_from_uid): New function.
23348 (print_decl_for_uid_map_statistics): New helper.
23349 (dump_tree_statistics): Call it.
23351 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23352 (referenced_var_iterator): Adjust.
23353 (FOR_EACH_REFERENCED_VAR): Adjust.
23354 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23355 (num_referenced_vars): Adjust.
23356 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23357 (first_referenced_var): Remove.
23358 (end_referenced_vars_p): Likewise.
23359 (next_referenced_var): Likewise.
23360 (referenced_var_iterator_set): New helper function.
23361 * tree-dfa.c (referenced_var_lookup): Adjust.
23362 (referenced_var_check_and_insert): Likewise.
23363 (remove_referenced_var): Likewise.
23364 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23365 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23366 (verify_call_clobbering): Likewise.
23367 (verify_memory_partitions): Likewise.
23368 (init_tree_ssa): Allocate bitmap instead of hashtable for
23370 (delete_tree_ssa): Adjust.
23371 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23373 (compute_tag_properties): Likewise.
23374 (set_initial_properties): Likewise.
23375 (find_partition_for): Likewise.
23376 (update_reference_counts): Likewise.
23377 (dump_may_aliases_for): Likewise.
23378 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23379 (add_call_clobber_ops): Likewise.
23380 (add_call_read_ops): Likewise.
23381 (get_asm_expr_operands): Likewise.
23382 * tree-into-ssa.c (dump_decl_set): Likewise.
23383 (update_ssa): Likewise.
23384 * tree-sra.c (scan_function): Likewise.
23385 (decide_instantiations): Likewise.
23386 (scalarize_parms): Likewise.
23387 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23388 (dsa_named_for): Likewise.
23389 * tree-ssa-structalias.c (update_alias_info): Likewise.
23390 (merge_smts_into): Likewise.
23392 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23395 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23396 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23397 * alias.h (nonoverlapping_memrefs_p): Likewise.
23399 2008-02-25 Jan Beulich <jbeulich@novell.com>
23401 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23402 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23403 __emultls_get_address, __emultls_register_common,
23404 __floatundi?f, and _Unwind_GetIPInfo.
23405 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23406 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23407 (gen_regparm_prefix): Likewise.
23408 (i386_nlm_encode_section_info): Sync with
23409 config/i386/winnt.c:i386_pe_encode_section_info().
23410 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23411 i386_nlm_mangle_decl_assembler_name): New.
23412 (netware_override_options): New.
23413 * config/i386/netware.h (netware_override_options): Declare.
23414 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23415 (i386_nlm_mangle_decl_assembler_name): Declare.
23416 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23418 2008-02-25 Ben Elliston <bje@au.ibm.com>
23421 * c-decl.c (grokdeclarator): Remove unused local variables
23422 `typedef_type' and `type_as_written'.
23424 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23425 unused local variable `has_hot_blocks'.
23426 (fix_crossing_conditional_branches): Remove unused local variable
23429 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23431 PR middle-end/19984
23432 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23433 using DEF_C99_BUILTIN.
23434 (BUILT_IN_NANF): Ditto.
23435 (BUILT_IN_NANL): Ditto.
23437 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23438 Revital Eres <eres@il.ibm.com>
23440 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23441 regarding the order of two dependent insns in the same row.
23443 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23445 * stor-layout.c (layout_decl): Do not bump the alignment of a
23446 bit-field to more than byte alignment if it is packed.
23448 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23450 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23453 2008-02-24 Diego Novillo <dnovillo@google.com>
23455 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23458 * tree-vrp.c (vrp_evaluate_conditional): With
23459 -Wtype-limits, emit a warning when comparing against a
23460 constant outside the natural range of OP0's type.
23461 * c.opt (Wtype-limits): Move ...
23462 * common.opt (Wtype-limits): ... here.
23464 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23466 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23467 * config/rs6000/e300c2c3.md: New file.
23468 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23470 (rs6000_override_options): Add e300c2 and e300c3 cases to
23471 processor_target_table. Do not allow usage of Altivec or Spe
23472 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23473 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23474 * config/rs6000/rs6000.h (processor_type): Add
23475 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23476 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23477 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23478 and ppce300c3. Include e300c2c3.md.
23480 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23482 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23483 instead of TARGET_STRICT_ALIGN.
23485 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23487 * explow.c (memory_address): Assert that the generated address is
23490 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23493 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23494 * config/darwin-ppc-ldouble-patch.def: New file.
23495 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23496 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23497 SUBTARGET_INIT_BUILTINS if defined.
23498 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23501 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23504 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23505 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23507 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23510 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23511 file" warning condtional on -Winvalid-PCH.
23513 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23515 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23517 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23521 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23522 prevent reload from using MMX registers.
23523 (*mov<mode>_internal): Ditto.
23524 (*movv2sf_internal_rex64): Ditto.
23525 (*movv2sf_internal): Ditto.
23527 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23529 PR documentation/31569
23530 * doc/install.texi2html: Use makeinfo --no-number-sections.
23532 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23534 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23535 ensure that we can address an entire entity > 8 bytes. Don't
23536 generate reg+reg addressing for such data.
23538 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23540 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23541 strings when optimizing for size, unless the target cares about
23544 2008-02-22 Tom Tromey <tromey@redhat.com>
23546 * regclass.c (current_pass): Remove declaration.
23548 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23550 * config/avr/libgcc.S (__RAMPZ__): Define.
23551 (__do_copy_data): Add for devices with 128KB code memory.
23553 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23555 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23557 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23559 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23561 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23564 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23567 * c-typeck.c (build_binary_op): Warn about floating point
23568 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23570 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23573 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23574 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23576 (rs6000_override_options): Set altivec_abi as default, not override,
23577 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23578 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23579 is used; use new member spe_abi.
23580 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23581 spe_abi and altivec_abi.
23583 2008-02-22 Tomas Bily <tbily@suse.cz>
23585 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23587 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23590 * config.build (build_file_translate): Set to `CMD //c' only if
23592 * Makefile.in (build_file_translate): Improve comment.
23594 2008-02-21 Jan Hubicka <jh@suse.cz>
23596 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23597 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23598 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23600 2008-02-21 Michael Matz <matz@suse.de>
23603 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23605 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23607 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23608 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23609 as insn constraint.
23610 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23611 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23612 SSE_VEC_FLOAT_MODE_P as insn constraint.
23613 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23614 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23615 sse4a_movntdf using MODEF mode iterator.
23616 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23617 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23618 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23619 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23620 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23621 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23622 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23624 2008-02-21 Richard Guenther <rguenther@suse.de>
23626 * tree.def (PAREN_EXPR): New tree code.
23627 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23629 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23630 * expr.c (expand_expr_real_1): Likewise.
23631 * tree-inline.c (estimate_num_insns_1): Likewise.
23632 * tree-complex.c (expand_complex_move): Likewise.
23633 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23636 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23639 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23641 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23644 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23646 * config/sh/sh.c (find_barrier): Don't go past
23647 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23649 2008-02-20 DJ Delorie <dj@redhat.com>
23651 * config/h8300/h8300.md (insv): Force source operand to be a register.
23653 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23654 as a jump, not as a plain insn.
23656 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23658 * doc/invoke.texi (Warning Options): Add new option
23659 -Wframe-larger-than=.
23660 (-Wframe-larger-than): Document.
23662 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23663 Add declarations for new option variables.
23665 * final.c (final_start_function): Check the frame size
23666 before emission and issue a Wframe-larger-than warning.
23668 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23669 Add definitions for new option variables.
23670 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23672 * common.opt (Wframe-larger-than=): New option.
23674 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23676 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23677 (<sse>_div<mode>3): Ditto.
23678 (<sse>_vmdiv<mode>3): Ditto.
23679 (<sse>_vmsqrt<mode>2): Ditto.
23680 (*smax<mode>3): Ditto.
23681 (sse5_frcz<mode>2): Ditto.
23682 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23683 as insn constraint.
23685 2008-02-20 Richard Guenther <rguenther@suse.de>
23687 PR middle-end/35265
23688 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23689 be happy with INTEGRAL_TYPE_P.
23691 2008-02-20 Richard Guenther <rguenther@suse.de>
23693 * fold-const.c (split_tree): Associate floatig-point expressions
23694 if flag_associative_math is set.
23696 2008-02-20 Richard Guenther <rguenther@suse.de>
23698 * tree.h (fold_real_zero_addition_p): Declare.
23699 * fold-const.c (fold_real_zero_addition_p): Export.
23700 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23701 floating-point operations with zero and one.
23703 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23705 * doc/install.texi: Correct references to CFLAGS, replacing them
23706 with BOOT_CFLAGS. Document flags used during bootstrap for
23709 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23711 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23712 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23713 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23715 (smin<mode>3): Ditto from similar patterns.
23716 (smax<mode>3): Ditto.
23717 (*ieee_smin<mode>3): Ditto.
23718 (*ieee_smax<mode>3): Ditto.
23719 * config/i386/sse.md (sse): New mode attribute.
23720 (mov<mode>): Macroize expander from movv4sf and movv2df using
23721 SSEMODEF2P mode iterator.
23722 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23723 SSE_VEC_FLOAT_MODE_P as insn constraint.
23724 (storent<mode>): Ditto.
23725 (storent<mode>): Macroize expander from storentsf and storentdf using
23726 MODEF mode iterator.
23727 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23728 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23729 (abs<mode>2): Ditto from similar patterns.
23730 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23731 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23732 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23733 (<sse>_vmsqrt<mode>2): Ditto.
23734 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23735 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23736 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23737 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23738 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23739 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23740 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23742 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23743 iterator and SSE_FLOAT_MODE_P as insn constraint.
23744 (<sse>_ucomi): Ditto from similar patterns.
23745 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23746 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23747 SSE_VEC_FLOAT_MODE_P as insn constraint.
23748 (vcond<mode>): Ditto from similar patterns.
23749 (and<mode>3, *and<mode>3): Ditto.
23750 (<sse>_nand<mode>3): Ditto.
23751 (ior<mode>3, *ior<mode>3): Ditto.
23752 (xor<mode>3, *xor<mode>3): Ditto.
23753 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23754 iterator and SSE_FLOAT_MODE_P as insn constraint.
23755 (*nand<mode>3): Ditto from similar patterns.
23756 (*ior<mode>3): Ditto.
23757 (*xor<mode>3): Ditto.
23759 2008-02-20 Ira Rosen <irar@il.ibm.com>
23761 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23762 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23763 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23765 2008-02-19 Jan Hubicka <jh@suse.cz>
23767 * predict.c (tree_bb_level_predictions): Remove variable next
23768 mistakely introduced by previous commit.
23770 2008-02-19 Jan Hubicka <jh@suse.cz>
23772 * predict.c (predict_paths_leading_to): Rewrite.
23773 (predict_paths_for_bb): New.
23774 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23776 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23779 * Makefile.in (build_file_translate): New.
23780 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23781 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23782 * configure.ac (build_file_translate): Substitute it.
23783 * configure: Regenerate.
23785 2008-02-19 Jan Hubicka <jh@suse.cz>
23787 PR rtl-optimization/34408
23788 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23791 2008-02-19 Jan Hubicka <jh@suse.cz>
23793 PR middle-end/28779
23794 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23797 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23800 * config/i386/i386-modes.def: Revert the last DI alignment
23801 change until Ada people can look into it.
23803 2008-02-19 Nick Clifton <nickc@redhat.com>
23805 * opts.c (print_specific_help): Fix typo in --help text.
23807 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23810 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23811 32-bit inline asm without asm alternatives for host GCC < 3.0.
23813 2008-02-19 Richard Guenther <rguenther@suse.de>
23815 PR tree-optimization/34989
23816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23817 Allow propagation to INDIRECT_REF if we can simplify only.
23819 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23821 * c-common.c (warn_for_collisions_1): Use appropriate option when
23824 2008-02-19 Nick Clifton <nickc@redhat.com>
23827 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23828 (handle_options): Fix indentation.
23829 (print_filtered_help): If no language-specific options were
23830 displayed tell the user how to list all the options supported by
23831 the language's front-end.
23832 (print_specific_help): Fix indentation and remove duplicate line.
23833 (common_handle_option): Handle the -v option.
23834 For --help enable the display of undocumented options if the -v
23835 switch has been included on the command line.
23836 For --help= check for overlaps in the arguments between the option
23837 classes and the language names and issue a warning when they
23838 cannot be disambiguated.
23839 * c.opt (v): Pass on to the common option handler.
23841 2008-02-19 Revital Eres <eres@il.ibm.com>
23843 * modulo-sched.c (sms_schedule): Change dump message when
23844 create_ddg function fails.
23845 (try_scheduling_node_in_cycle): Rename row to cycle.
23846 (print_partial_schedule): Rename CYCLE to ROW.
23848 2008-02-19 Christian Bruel <christian.bruel@st.com>
23849 Zdenek Dvorak <ook@ucw.cz>
23851 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23853 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23856 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23857 (*x86_movdicc_0_m1_se): Ditto.
23859 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23861 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23862 (CMPtype): Define as __gcc_CMPtype.
23863 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23864 (CMPtype): Define as __gcc_CMPtype.
23866 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23868 Support valgrind 3.3 for --enable-checking=valgrind.
23869 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23871 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23872 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23873 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23874 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23875 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23876 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23877 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23879 * ggc-zone.c: Similar.
23880 * ggc-page.c: Similar.
23882 2008-02-19 Paul Brook <paul@codesourcery.com>
23885 * config/arm/ieee754-df.S: Fix do_it typo.
23886 * config/arm/ieee754-sf.S: Fix do_it typo.
23888 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23891 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23892 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23893 (OPTION_MASK_ISA_SSE_SET): Likewise.
23894 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23895 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23896 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23897 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23898 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23899 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23900 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23901 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23902 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23903 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23904 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23905 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23906 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23907 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23908 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23909 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23910 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23911 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23912 (OPTION_MASK_ISA_SSE4): Removed.
23913 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23914 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23915 (override_options): Don't turn on implied SSE/MMX bits in
23918 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23920 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23923 2008-02-18 Joey Ye <joey.ye@intel.com>
23925 PR middle-end/34921
23926 * tree-nested.c (insert_field_into_struct): Set type alignment
23927 to field alignment if the former is less than the latter.
23929 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23931 * BASE-VER: Set to 4.4.0.
23933 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23935 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23936 * doc/cfg.texi: Likewise.
23937 * doc/extend.texi: Likewise.
23938 * doc/gty.texi: Likewise.
23939 * doc/invoke.texi: Likewise.
23940 * doc/loop.texi: Likewise.
23941 * doc/md.texi: Likewise.
23942 * doc/passes.texi: Likewise.
23943 * doc/rtl.texi: Likewise.
23944 * doc/sourcebuild.texi: Likewise.
23945 * doc/tm.texi: Likewise.
23946 * doc/tree-ssa.texi: Likewise.
23948 2008-02-17 Richard Guenther <rguenther@suse.de>
23950 PR middle-end/35227
23951 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23952 without default definition.
23954 2008-02-17 Richard Guenther <rguenther@suse.de>
23956 PR tree-optimization/35231
23957 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23960 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23963 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23964 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23965 libgcc_cmp_return mode.
23967 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23970 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23972 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23974 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23977 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23979 * doc/c-tree.texi: Use `@.' where appropriate.
23980 * doc/extend.texi: Likewise.
23981 * doc/install.texi: Likewise.
23982 * doc/invoke.texi: Likewise.
23983 * doc/loop.texi: Likewise.
23984 * doc/makefile.texi: Likewise.
23985 * doc/md.texi: Likewise.
23986 * doc/passes.texi: Likewise.
23987 * doc/standards.texi: Likewise.
23988 * doc/tm.texi: Likewise.
23990 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23992 PR middle-end/35196
23993 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23995 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23996 rather than in entry_bb.
23998 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24000 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24001 libgcc_cmp_return mode.
24003 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24005 PR middle-end/35130
24006 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24007 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24009 2008-02-15 Richard Guenther <rguenther@suse.de>
24010 Zdenek Dvorak <ook@ucw.cz>
24012 PR tree-optimization/35164
24013 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24014 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24015 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24016 Only propagate addresses which do not have abnormal SSA_NAMEs
24019 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24022 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24024 2008-02-15 Jan Hubicka <jh@suse.cz>
24026 PR middle-end/35149
24027 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24029 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24031 PR middle-end/34621
24032 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24033 when calculating alignment_pad.
24035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24037 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24038 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24039 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24040 and STACK_BOUNDARY define.
24042 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24044 PR preprocessor/35061
24045 * c-pragma.c (handle_pragma_pop_macro): Check that
24046 pushed_macro_table has been allocated.
24048 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24050 PR middle-end/35136
24051 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24052 (force_gimple_operand): Likewise.
24053 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24054 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24055 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24056 (find_interesting_uses_address): Check addressability and alignment
24057 of the base expression only after substituting bases of IVs into it.
24059 2008-02-14 Michael Matz <matz@suse.de>
24062 * function.c (instantiate_virtual_regs_in_insn): Reload address
24063 before falling back to reloading the whole operand.
24065 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24067 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24068 before the first section switch note.
24070 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24072 * doc/bugreport.texi: Update copyright years.
24073 * doc/c-tree.texi: Likewise.
24074 * doc/cfg.texi: Likewise.
24075 * doc/cpp.texi: Likewise.
24076 * doc/cppinternals.texi: Likewise.
24077 * doc/fragments.texi: Likewise.
24078 * doc/frontends.texi: Likewise.
24079 * doc/gcc.texi: Likewise.
24080 * doc/gty.texi: Likewise.
24081 * doc/hostconfig.texi: Likewise.
24082 * doc/implement-c.texi: Likewise.
24083 * doc/libgcc.texi: Likewise.
24084 * doc/loop.texi: Likewise.
24085 * doc/makefile.texi: Likewise.
24086 * doc/options.texi: Likewise.
24087 * doc/passes.texi: Likewise.
24088 * doc/rtl.texi: Likewise.
24089 * doc/sourcebuild.texi: Likewise.
24090 * doc/standards.texi: Likewise.
24091 * doc/tree-ssa.texi: Likewise.
24092 * doc/trouble.texi: Likewise.
24094 * doc/extend.texi: Use @: or add comma where appropriate.
24095 * doc/invoke.texi: Likewise.
24096 * doc/tm.texi: Likewise.
24098 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24101 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24104 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24106 * doc/md.texi (clz, ctz): Add reference.
24107 * doc/rtl.texi (clz, ctz): Likewise.
24109 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24112 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24115 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24117 * config/s390/s390.c (struct constant_pool): New field
24118 emit_pool_after added.
24119 (s390_mainpool_start): Set the emit_pool_after flag according
24120 to the section switch notes.
24121 (s390_mainpool_finish): Consider emit_pool_after when emitting
24122 the literal pool at the end of the function.
24123 (s390_chunkify_start): Force literal pool splits at section
24126 2008-02-13 Michael Matz <matz@suse.de>
24129 * var-tracking.c (clobber_variable_part): Correctly traverse the
24132 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24135 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24136 Add -fdump-ipa-inline.
24137 * tree-dump.c (dump_files): Remove tree-inlined dump.
24138 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24140 2008-02-12 Richard Guenther <rguenther@suse.de>
24142 PR tree-optimization/35171
24143 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24146 2008-02-12 Richard Guenther <rguenther@suse.de>
24148 PR middle-end/35163
24149 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24150 value-preserving mode. Disallow final truncation.
24152 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24154 PR middle-end/35136
24155 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24156 code from here to...
24157 (force_gimple_operand): ...here.
24159 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24162 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24163 non-compatible pointers.
24164 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24165 different FIELD_DECLs, try harder by comparing field offsets, sizes
24168 PR inline-asm/35160
24169 * function.c (match_asm_constraints_1): Don't replace the same input
24172 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24174 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24175 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24176 (expand_epilogue): Restore RAMPZ register.
24177 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24179 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24181 * config/i386/cygwin.asm: (__alloca): Correct calling
24182 convention and alignment.
24183 (__chkstk): Force 8 byte stack alignment.
24185 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24186 Richard Guenther <rguenther@suse.de>
24188 PR tree-optimization/33992
24189 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24190 the zero we compare against.
24192 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24194 PR libfortran/35063
24195 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24196 to CloseHandle after unlocking to prevent accumulation of handle
24199 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24201 PR middle_end/34150
24202 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24203 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24204 and update LABEL_NUSES during and after reload.
24206 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24208 PR middle-end/34627
24209 * combine.c (simplify_if_then_else): Make sure the comparison is
24210 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24212 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24215 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24216 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24217 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24218 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24219 * tree.h (get_type_static_bounds): Likewise.
24221 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24223 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24224 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24225 Make -Wfoo language annotations match what the compiler outputs.
24227 2008-02-08 Sa Liu <saliu@de.ibm.com>
24229 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24230 intrinsics spu_convts, spu_convtu, spu_convtf.
24232 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24234 * doc/extend.texi (Function Attributes) <noinline>: Mention
24235 asm ("") as method to keep calls.
24237 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24240 * doc/options.texi (Options): Replace references to opts.sh with
24242 * opts-common.c: Likewise.
24243 * optc-gen.awk: Likewise.
24245 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24247 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24249 2008-02-07 Richard Henderson <rth@redhat.com>
24252 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24253 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24256 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24258 PR tree-optimization/35085
24259 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24260 for operand entry oe2 in addition to operand entry oe3 in order to
24261 expose more opportunities for vectorizer sum reduction.
24263 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24266 * Makefile.in (LIBS): Remove $(GMPLIBS).
24267 (cc1-dummy, cc1): Add $(GMPLIBS).
24269 2008-02-06 Jan Hubicka <jh@suse.cz>
24272 * i386.md (moddf_integer): Do not produce partial memory stalls for
24273 targets where it hurts.
24275 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24278 * optabs.c (expand_float): Do not check for decimal modes when
24279 expanding unsigned integer through signed conversion.
24281 2008-02-06 Nick Clifton <nickc@redhat.com>
24283 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24284 inside the clobber with a match_operand and duplicated operand
24285 number in the constraint.
24286 (ineqbranchsi): Delete redundant comment.
24288 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24290 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24291 builtin_define ("__USE_INIT_FINI__").
24292 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24294 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24296 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24298 PR documentation/30330
24299 * doc/invoke.texi (C++ Dialect Options)
24300 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24301 For each warning option -Wfoo that allows -Wno-foo, ensure both
24302 -Wfoo and -Wno-foo are listed in the option index. Fix index
24303 entry of -Wswitch-default, index -Wnormalized= including the
24304 `=', and -Wlarger-than-@var{len} including @var{len}.
24306 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24308 * config/i386/i386.md (floatunssisf2): Use
24309 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24310 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24311 Macroize expander using MODEF mode iterator.
24313 2008-02-05 Diego Novillo <dnovillo@google.com>
24315 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24318 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24320 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24323 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24325 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24328 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24329 to indicate if a message should be generated.
24330 (init_cumulative_args): Updated.
24331 (function_value_32): Likewise.
24333 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24335 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24337 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24340 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24341 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24343 2008-02-04 Diego Novillo <dnovillo@google.com>
24345 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24348 * tree-vrp.c (vrp_evaluate_conditional): With
24349 -Wtype-limits, emit a warning when comparing against a
24350 constant outside the natural range of OP0's type.
24352 2008-02-04 Richard Guenther <rguenther@suse.de>
24354 PR middle-end/33631
24355 * expr.c (count_type_elements): Give for unions instead of
24358 2008-02-04 Richard Guenther <rguenther@suse.de>
24360 PR middle-end/35043
24361 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24362 to TYPE_DOMAINs base type instead of using bitsizetype here.
24364 2008-02-03 Jason Merrill <jason@redhat.com>
24366 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24368 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24371 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24372 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24373 (RS/6000 and PowerPC Options): Fix typos and markup.
24374 * doc/passes.texi (Tree-SSA passes): Likewise.
24376 2008-02-02 Michael Matz <matz@suse.de>
24379 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24380 from record_last_reg_set_info.
24381 (record_last_reg_set_info): Take an RTX argument, iterate over all
24382 constituent hardregs.
24383 (record_last_set_info, record_opr_changes): Change calls to
24384 new signature or to record_last_reg_set_info_regno.
24386 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24388 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24390 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24392 PR rtl-optimization/34773
24393 * reg-notes.def (EQUAL): Mention significance of combination of
24394 REG_EQUAL and REG_RETVAL.
24395 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24396 insn that has a REG_RETVAL.
24398 2008-02-01 Roger Sayle <roger@eyesopen.com>
24401 * configure.ac (--enable-fixed-point): Disable unless explicitly
24403 * configure: Regenerate.
24405 2008-02-01 Richard Guenther <rguenther@suse.de>
24408 * invoke.texi (-finline-limit): Remove no longer true parts
24409 of the documentation. Note that there is no default value.
24411 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24412 Mark Mitchell <mark@codesourcery.com>
24413 Ben Elliston <bje@au.ibm.com>
24416 * doc/extend.texi (Other Builtins): Document.
24418 2008-01-31 Tom Browder <tom.browder@gmail.com>
24420 * doc/c-tree.texi (Types): Fix grammar.
24421 (Expression trees): Ditto.
24422 * doc/passes.texi (Tree-SSA passes): Ditto.
24424 * doc/configterms.texi (Configure Terms): Fix typo.
24425 * doc/cpp.texi (Common Predefined Macros): Ditto.
24426 * doc/md.texi (Machine Constraints): Ditto.
24428 * doc/makefile.texi (Makefile): Add comma.
24430 2008-01-31 Tom Browder <tom.browder@gmail.com>
24431 Gerald Pfeifer <gerald@pfeifer.com>
24433 * doc/sourcebuild.texi (Front End): Remove references to CVS
24434 and CVSROOT/modules.
24435 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24436 (Back End): Remove reference to CVS.
24438 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24441 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24443 (mips16_gp_pseudo_reg): ...here.
24444 * config/mips/mips.md (load_const_gp): Replace with...
24445 (load_const_gp_<mode>): ...this :P-based insn.
24447 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24449 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24450 options. Minor fixes.
24451 (-std): Move reference to standards closer to where language
24452 standards are first mentioned.
24454 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24456 PR rtl-optimization/34995
24457 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24458 parameter and return a bool. If the rtx parameter is nonnull,
24459 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24460 (find_reloads): Update call accordingly. Pass the new operand
24461 if it needed no address reloads, otherwise pass null.
24463 2008-01-30 Richard Henderson <rth@redhat.com>
24466 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24467 for unbounded arrays.
24469 2008-01-30 Silvius Rus <rus@google.com>
24471 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24473 2008-01-30 Jan Hubicka <jh@suse.cz>
24476 * i386.c (init_cumulative_args): Use real function declaration when
24479 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24481 PR rtl-optimization/34998
24482 * global.c (build_insn_chain): Treat non-subreg_lowpart
24483 SUBREGs of pseudos as clobbering all the words covered by the
24484 SUBREG, not just all the bytes.
24485 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24486 original df_ref rather than an extract parameter.
24487 (global_conflicts): Update call accordingly.
24489 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24491 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24492 the overflow check to make it easier to read.
24493 (__fixtfdi): Change the type of the ll member in union
24494 long_double to UDItype_x.
24496 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24498 PR middle-end/34969
24499 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24500 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24501 * tree-inline.c (fold_marked_statements): Call
24502 cgraph_update_edges_for_call_stmt if folding a call statement.
24503 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24504 debug_generic_stmt calls, reset it back afterwards.
24507 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24509 * c-typeck.c (build_external_ref): Don't pedwarn about
24510 static vars in current function's scope.
24512 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24514 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24516 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24519 * ipa-struct-reorg.c: Fix spelling.
24520 * params.def: Ditto.
24522 2008-01-29 Richard Guenther <rguenther@suse.de>
24524 PR middle-end/35006
24525 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24527 * tree-inline.c (remap_type): Increment remapping_type_depth
24528 around remapping types.
24529 (copy_body_r): Only add referenced variables if they are referenced
24530 from code, not types.
24532 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24543 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24544 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24546 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24549 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24550 pointer for tiny stack.
24552 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24554 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24556 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24558 * config/vx-common.h: Fix typo in comment.
24560 2008-01-28 Ian Lance Taylor <iant@google.com>
24564 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24565 coalesce pointers if they have different DECL_NO_TBAA_P values.
24566 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24567 between variables with different DECL_NO_TBAA_P values.
24569 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24572 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24573 are not legitimate small data references on SPE targets.
24575 2008-01-28 David Daney <ddaney@avtrex.com>
24577 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24579 2008-01-28 David Daney <ddaney@avtrex.com>
24581 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24583 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24585 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24586 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24587 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24588 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24589 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24590 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24591 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24592 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24594 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24596 * basic-block.h (condjump_equiv_p): Fix comment.
24598 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24600 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24601 print_generic_stmt_indented): Fix comment.
24603 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24605 * configure.ac (__stack_chk_fail): Add detecion for availability
24606 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24607 * configure: Regenerate.
24609 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24611 PR middle-end/34688
24612 * final.c (output_addr_const): Handle TRUNCATE.
24614 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24617 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24618 (zero_cost, infinite_cost): New constants.
24619 (struct cost_pair): Change type of cost to comp_cost.
24620 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24621 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24623 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24624 split_address_cost, ptr_difference_cost, difference_cost,
24625 get_computation_cost_at, get_computation_cost,
24626 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24627 determine_use_iv_cost_condition, determine_use_iv_costs,
24628 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24629 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24630 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24631 Change type of cost to comp_cost.
24632 (determine_iv_cost): Increase cost of non-original ivs, instead
24633 of decreasing the cost of original ones.
24634 (get_address_cost): Indicate the complexity of the addressing mode
24636 (try_add_cand_for): Prefer using ivs not specific to some object.
24637 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24639 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24640 Janis Johnson <janis187@us.ibm.com>
24643 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24644 (TARGET_INSTANTIATE_DECLS): Likewise.
24645 * target.h (expand_to_rtl_hook): New target hook.
24646 (instantiate_decls): Likewise.
24647 * function.c (instantiate_decl): Make non-static. Rename to...
24648 (instantiate_decl_rtl): ... this.
24649 (instantiate_expr): Use instantiate_decl_rtl.
24650 (instantiate_decls_1): Likewise.
24651 (instantiate_decls): Likewise.
24652 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24653 * function.h (instantiate_decl_rtl): Add prototype.
24654 * cfgexpand.c (target.h): New include.
24655 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24656 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24657 (TARGET_INSTANTIATE_DECLS): Likewise.
24658 (TARGET_INITIALIZER): New target hooks added.
24659 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24661 * config/rs6000/rs6000.c (tree-flow.h): New include.
24662 (machine_function): Add sdmode_stack_slot field.
24663 (rs6000_alloc_sdmode_stack_slot): New function.
24664 (rs6000_instantiate_decls): Likewise.
24665 (rs6000_secondary_memory_needed_rtx): Likewise.
24666 (rs6000_check_sdmode): Likewise.
24667 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24668 (TARGET_INSTANTIATE_DECLS): Likewise.
24669 (rs6000_hard_regno_mode_ok): Allow SDmode.
24670 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24671 (rs6000_emit_move): Handle SDmode.
24672 (function_arg_advance): Likewise.
24673 (function_arg): Likewise.
24674 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24675 SDmode var args for 32-bit compiles.
24676 (rs6000_secondary_reload_class): Handle SDmode.
24677 (rs6000_output_function_epilogue): Likewise.
24678 (rs6000_function_value): Simplify if statement.
24679 (rs6000_libcall_value): Likewise.
24680 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24681 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24682 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24683 (movsd_hardfloat): New define_insn.
24684 (movsd_softfloat): Likewise.
24685 (movsd_store): Likewise.
24686 (movsd_load): Likewise.
24687 (extendsddd2): Likewise.
24688 (extendsdtd2): Likewise.
24689 (truncddsd2): Likewise.
24690 (movdd_hardfloat64): Fixup comment.
24691 (UNSPEC_MOVSD_LOAD): New constant.
24692 (UNSPEC_MOVSD_STORE): Likewise.
24694 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24697 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24699 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24700 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24701 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24702 and TRUTH_XOR_EXPR.
24704 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24707 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24708 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24709 __LONGDOUBLE128 too.
24710 * config/rs6000/aix61.h: New file.
24712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24714 PR rtl-optimization/34959
24715 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24716 popcount and parity rtxes the same mode as their operand.
24717 Truncate or extend the result to the return value's mode
24720 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24723 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24724 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24725 to GOT_VERSION_REGNUM.
24726 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24727 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24728 * config/mips/mips.c (mips_emit_call_insn): New function.
24729 (mips_call_tls_get_addr): Call mips_expand_call directly.
24730 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24732 (mips16_build_call_stub): Likewise. Return the call insn or null.
24733 (mips_expand_call): Update the call to mips16_build_call_stub
24734 accordingly and a remove redundant condition. Assert that MIPS16
24735 stubs do not use lazy binding. Use mips_emit_call_insn and return
24737 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24739 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24740 (mips_avoid_hazard): Remove hazard_set handling.
24741 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24742 (UNSPEC_RESTORE_GP): ...this.
24743 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24744 (FAKE_CALL_REGNO): Rename to...
24745 (GOT_VERSION_REGNUM): ...this.
24746 (type): Add "ghost" value. Add an associated insn reservation.
24747 (hazard_set): Remove.
24748 (exception_receiver): Rename to...
24749 (restore_gp): ...this and update the unspec identifier accordingly.
24750 (exception_receiver, nonlocal_got_receiver): New expanders.
24751 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24752 FAKE_CALL_REGNO. Remove hazard_set attribute.
24753 (set_got_version, update_got_version): New patterns.
24755 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24758 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24760 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24763 * doc/install.texi2html: Generate gcc-vers.texi.
24765 2008-01-25 DJ Delorie <dj@redhat.com>
24767 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24769 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24771 * config/c4x: Remove directory.
24772 * config.gcc (crx-*, mt-*): Mark obsolete.
24773 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24774 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24775 sh-*-rtemscoff*): Remove cases.
24776 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24777 * real.c (encode_c4x_single, decode_c4x_single,
24778 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24779 c4x_extended_format): Remove.
24780 * real.h (c4x_single_format, c4x_extended_format): Remove.
24781 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24783 (Pragmas): Remove comment about c4x pragmas.
24784 * doc/install.texi (c4x): Remove target-specific instructions.
24785 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24786 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24787 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24788 refer to C4x source files as examples.
24789 (C4X_FLOAT_FORMAT): Remove documentation.
24791 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24793 * config/bfin/bfin.c (override_options): Reorder tests so that
24794 flag_pic gets enabled for -msep-data.
24796 2008-01-25 Richard Guenther <rguenther@suse.de>
24798 PR middle-end/32244
24799 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24800 to its bitfield precision if required.
24802 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24804 PR middle-end/33880
24805 * tree-nested.c (walk_omp_for): New function.
24806 (convert_nonlocal_reference, convert_local_reference): Call
24807 walk_omp_for on OMP_FOR.
24808 (convert_call_expr): Call walk_body on OMP_FOR's
24809 OMP_FOR_PRE_INIT_BODY.
24811 2008-01-25 Richard Guenther <rguenther@suse.de>
24813 PR tree-optimization/34966
24814 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24815 default defs and PHI_NODEs we have to insert after the
24816 defining statement.
24818 2008-01-24 Nick Clifton <nickc@redhat.com>
24820 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24821 Provide a default definition.
24822 (LIBGCC2_UNITS_PER_WORD): Likewise.
24824 * config/stormy16/stormy16.c: Include df.h for the prototype
24825 for df_regs_ever_live_p.
24826 (xstormy16_expand_builtin_va_start): Convert the stack offset
24827 into a component_ref and then use POINTER_PLUS_EXPR to add it
24828 to the incoming_virtual_args_rtx.
24829 (xstormy16_gimplify_va_arg_expr): Rename to
24830 xstormy16_gimplify_va_arg_expr.
24831 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24832 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24833 xstormy16_gimplify_va_arg_expr.
24834 Fix up some formatting issues.
24836 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24837 Move to predicates.md.
24838 (xs_hi_general_operand): Likewise.
24839 (xs_hi_nonmemory_operand): Likewise.
24840 * config/stormy16/predicates.md:
24841 (xstormy16_carry_plus_operand): New predicate.
24842 (xs_hi_general_operand): New predicate.
24843 (xs_hi_nonmemory_operand): New predicate.
24844 * config/stormy16/stormy16-protos.h:
24845 (xstormy16_carry_plus_operand): Delete prototype.
24846 (xs_hi_general_operand): Likewise.
24847 (xs_hi_nonmemory_operand): Likewise.
24849 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24850 modifiers as they are no longer needed and they can trigger
24851 reload spill failures.
24853 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24854 with a match_operand in order to help reload.
24856 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24857 constraint with 'e' for the 8th alternative as this version of
24858 the mov.w instruction only accepts the lower 8 registers.
24860 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24863 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24864 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24867 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24869 PR middle-end/33333
24870 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24872 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24874 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24876 (remove_structure): Update allocations list before removing structure.
24878 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24880 * ipa-struct-reorg.c (is_safe_cond_expr,
24881 create_new_stmts_for_cond_expr): Use integer_zerop function,
24882 that recognize not only zero-pointer, but zero-integer too.
24884 2008-01-25 Ben Elliston <bje@au.ibm.com>
24887 * fixproto: Escape "." in sed expression that strips leading "./".
24889 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24892 * gcc.c (SWITCH_OK): Removed.
24893 (SWITCH_LIVE): Changed to bit.
24894 (SWITCH_FALSE): Likewise.
24895 (SWITCH_IGNORE): Likewise.
24896 (switchstr): Change live_cond to unsigned int.
24897 (process_command): Replace SWITCH_OK with 0.
24898 (do_self_spec): Likewise.
24899 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24900 (give_switch): Likewise.
24901 (used_arg): Likewise.
24902 (do_spec_1): Set the SWITCH_IGNORE bit.
24903 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24904 bits. Set the SWITCH_LIVE bit.
24906 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24908 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24910 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24912 PR tree-optimization/34472
24913 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24914 parameter to a "bool *" and set *DATA to false if there is
24915 an unsafe access. Do not delete the structure here.
24916 (check_cond_exprs): Delete it here instead.
24917 (check_cond_exprs, exclude_cold_structs): Do not increase
24918 I when removing a structure.
24920 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24923 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24924 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24926 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24928 PR middle-end/34934
24929 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24930 a fixed vector for stack.
24932 2008-01-24 Ben Elliston <bje@au.ibm.com>
24935 * doc/gcc.texi (Software development): Add a direntry for g++.
24937 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24939 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24940 stale and straggling -fforce-addr comments above.
24942 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24944 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24945 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24947 2008-01-23 Michael Matz <matz@suse.de>
24950 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24953 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24955 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24956 malloc result type.
24958 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24960 * config/avr/avr.c (avr_current_arch): New variable.
24961 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24962 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24963 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24964 (avr_override_options): Init 'avr_current_arch'.
24965 (base_arch_s): Move from here...
24966 * config/avr/avr.h (base_arch_s): ... here. Add new members
24967 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24968 'mega' to 'have_jmp_call'.
24969 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24970 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24972 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24974 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24975 MULTILIB_MATCHES): Ditto.
24977 2008-01-23 Richard Guenther <rguenther@suse.de>
24979 PR middle-end/31529
24980 * cgraphunit.c (cgraph_reset_node): Always mark the node
24981 not reachable if it is not queued already.
24983 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24985 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24986 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24987 (cputype_selected): New static variable.
24988 (bfin_handle_option): Set it if -mcpu is used.
24989 (override_option): Select default set of workarounds if no cpu type
24990 selected on the command line.
24991 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24993 From Michael Frysinger <michael.frysinger@analog.com>
24994 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24995 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24997 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24998 for bf547, bf523, bf524, and bf526.
24999 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25001 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25002 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25003 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25004 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25005 * doc/invoke.texi (Blackfin Options): Document that
25006 -mcpu now accept bf547, bf523, bf524, and bf526.
25008 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25010 PR rtl-optimization/34628
25011 * combine.c (try_combine): Stop and undo after the first combination
25012 if an autoincrement side-effect on the first insn has effectively
25015 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25018 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25019 Offset addresses are not valid for Altivec or paired float modes.
25021 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25024 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25025 if DECL_INITIAL (decl) is error_mark_node.
25028 * c-common.c (handle_vector_size_attribute): Only allow
25029 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25030 the same way as pointer, array etc. types.
25031 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25034 * tree.c (build_type_attribute_qual_variant): Call
25035 build_qualified_type if attributes are equal, but quals are not.
25037 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25040 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25041 * flags.h (warn_strict_aliasing): Remove.
25042 (warn_strict_overflow): Remove.
25043 * opts.c (warn_strict_aliasing): Remove.
25044 (warn_strict_overflow): Remove.
25045 * c-opts.c (c_common_handle_option): -Wall only sets
25046 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25047 (c_common_post_options): Give default values to -Wstrict-aliasing
25048 and -Wstrict-overflow if they are uninitialized.
25049 * common.opt (Wstrict-aliasing): Specify Var and Init.
25050 (Wstrict-overflow): Likewise.
25052 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25054 PR rtl-optimization/26854
25055 PR rtl-optimization/34400
25056 PR rtl-optimization/34884
25057 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25059 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25060 (df_rd_bb_info.expanded_lr_out): Deleted
25061 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25062 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25063 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25064 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25065 Removed code to allocate, initialize or free expanded_lr_out.
25066 (df_rd_bb_local_compute_process_def): Restructured to make more
25068 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25069 sets if the sets are being trimmed.
25071 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25074 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25075 (as_vers): Likewise.
25076 * configure: Regenerated.
25078 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25080 PR middle-end/33092
25081 * tree-pass.h (pass_build_alias): New pass.
25082 * tree-ssa-alias.c (gate_build_alias): New.
25083 (pass_build_alias): New.
25084 * passes.c (init_optimization_passes): Add pass_build_alias after
25085 pass_create_structure_vars.
25087 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25089 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25090 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25091 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25092 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25093 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25094 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25095 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25096 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25097 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25098 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25099 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25100 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25101 * config/s390/s390.md (FP_ALL): New mode iterator.
25102 (_d): New mode attribute.
25103 ("*signbit<mode>2>"): Changed mode of first operand.
25104 ("isinf<mode>2"): Changed mode of first operand.
25105 ("*TDC_insn"): Adaptation for DFP modes.
25107 2008-01-22 Ben Elliston <bje@au.ibm.com>
25109 * tree.c (check_qualified_type): Improve function description.
25111 2008-01-21 Jason Merrill <jason@redhat.com>
25114 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25115 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25118 2008-01-21 DJ Delorie <dj@redhat.com>
25120 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25123 2008-01-21 Richard Guenther <rguenther@suse.de>
25125 PR middle-end/34856
25126 * tree-cfg.c (verify_expr): Allow all invariant expressions
25127 instead of just constant class ones as reference argument.
25128 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25129 like any other constant.
25130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25132 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25134 * regmove.c (fixup_match_1): Update call crossed frequencies.
25136 2008-01-21 Richard Guenther <rguenther@suse.de>
25139 * tree-inline.c (setup_one_parameter): Deal with mismatched
25140 types using a VIEW_CONVERT_EXPR.
25142 2008-01-21 Alon Dayan <alond@il.ibm.com>
25143 Olga Golovanevsky <olga@il.ibm.com>
25145 PR tree-optimization/34701
25146 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25147 when the structure size is not a power of 2.
25149 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25151 * doc/install.texi: Add doc for --enable-checking=df.
25153 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25155 PR rtl-optimization/34808
25156 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25158 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25160 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25163 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25165 PR rtl-optimization/26854
25166 PR rtl-optimization/34400
25167 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25169 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25170 (df_rd_bb_info.expanded_lr_out): New.
25171 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25172 * loop_iv.c (iv_analysis_loop_init): Ditto.
25173 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25174 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25175 Added code to allocate, initialize or free expanded_lr_out.
25176 (df_rd_bb_local_compute_process_def): Restructured to make
25177 more understandable.
25178 (df_rd_confluence_n): Add code to do nothing with fake edges and
25179 code to no apply invalidate_by_call sets if the sets are being trimmed.
25180 (df_lr_local_finalize): Renamed to df_lr_finalize.
25181 (df_live_local_finalize): Renamed to df_live_finalize.
25183 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25186 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25187 deciding whether to use reciprocal instructions.
25189 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25191 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25192 dwarf2out_note_section_used if cold_text_section is NULL.
25194 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25196 PR gcov-profile/34610
25197 * tree-cfg.c (make_edges): Mark both outgoing edges from
25198 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25199 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25200 from OMP_FOR and OMP_CONTINUE outgoing edges.
25202 * tree-profile.c (tree_profiling): Return early if
25203 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25205 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25206 from cfun to child_cfun.
25207 * function.h (struct function): Add after_tree_profile bit.
25209 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25211 * config/avr/avr.S (_exit): Disable interrupt.
25213 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25214 Steven Bosscher <stevenb.gcc@gmail.com>
25216 PR rtl-optimization/26854
25217 PR rtl-optimization/34400
25218 * df-problems.c (df_live_scratch): New scratch bitmap.
25219 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25220 (df_live_reset): Clear the proper bitmaps.
25221 (df_live_bb_local_compute): Only process the artificial defs once
25222 since the order is not important.
25223 (df_live_init): Init the df_live sets only with the variables
25224 found live by df_lr.
25225 (df_live_transfer_function): Use the df_lr sets to prune the
25226 df_live sets as they are being computed.
25227 (df_live_free): Free df_live_scratch.
25229 2008-01-18 Ian Lance Taylor <iant@google.com>
25231 * common.opt: Add fmerge-debug-strings.
25232 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25233 flag_merge_debug_strings rather than flag_merge_constants.
25234 * doc/invoke.texi (Option Summary): Mention
25235 -fmerge-debug-strings.
25236 (Debugging Options): Document -fmerge-debug-strings.
25238 2008-01-18 Ian Lance Taylor <iant@google.com>
25241 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25242 (struct tree_function_decl): Add new field operator_new_flag.
25243 * tree-inline.c (expand_call_inline): When inlining a call to
25244 operator new, force the return value to go into a variable, and
25245 set DECL_NO_TBAA_P on that variable.
25246 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25248 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25251 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25252 DWARF2_DEBUGGING_INFO.
25253 (dwarf2out_note_section_used): Ditto. Add prototype.
25254 (have_multiple_function_sections, text_section_used,
25255 cold_text_section_used, *cold_text_sections): Move declarations
25258 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25260 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25261 field and add signal_ra.
25262 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25263 assignments to frame state pc. Move end of stack check after
25264 MD_FALLBACK_FRAME_STATE_FOR.
25265 (uw_update_context_1): Use frame state signal_regs if set, instead
25266 of checking signal_frame flag.
25267 (uw_update_context): Use frame state signal_ra if set.
25268 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25269 * config/xtensa/linux-unwind.h: New file.
25271 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25273 * modulo-sched.c (get_sched_window): Fix comment typo.
25275 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25277 PR tree-optimization/34648
25278 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25280 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25282 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25283 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25285 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25287 PR rtl-optimization/34400
25288 * df-core.c (df_worklist_dataflow_overeager,
25289 df_worklist_dataflow_doublequeue): New functions.
25290 (df_worklist_dataflow): Two different worklist solvers.
25291 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25294 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25297 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25298 and ftree-parallelize-loops.
25300 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25302 PR rtl-optimization/34826
25303 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25305 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25307 * global.c (find_reg): Mark the eh regs as used if necessary.
25308 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25309 * ra.h (struct allocno): no_eh_reg field added. Changed
25310 no_stack_reg type to bitfield.
25312 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25314 * tree.c (substitute_in_expr): Add missing 'break'.
25316 2008-01-17 Richard Guenther <rguenther@suse.de>
25318 PR tree-optimization/34825
25319 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25320 x / x as division to handle.
25322 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25324 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25325 "-pthread" is specified.
25326 * pa-hpux11.h (LIB_SPEC): Likewise.
25328 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25329 Peter Bergner <bergner@vnet.ibm.com>
25331 PR rtl-optimization/33796
25332 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25334 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25336 PR libgfortran/34699
25337 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25339 * pa-hpux10.h (LINK_SPEC): Likewise.
25340 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25342 2008-01-16 Richard Guenther <rguenther@suse.de>
25344 PR middle-end/32628
25345 * fold-const.c (fold_convert_const_int_from_int): Do not
25346 set overflow if that occured only because of a sign extension
25347 change when converting from/to a sizetype with the same
25348 precision and signedness.
25350 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25353 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25354 location address to the correct place. Update copyright year.
25356 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25358 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25359 no dependences in the dependence_relations vector.
25361 2008-01-16 Jan Hubicka <jh@suse.cz>
25363 PR rtl-optimization/31396
25364 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25365 * cfg.c (dump_reg_info): Print it.
25366 * regs.h (struct reg_info_t): add freq_calls_crossed.
25367 (REG_FREQ_CALLS_CROSSED): New macro.
25368 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25369 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25370 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25371 regmove_optimize): Update call crossed frequencies.
25372 * local-alloc.c (struct qty): Add freq_calls_crossed.
25373 (alloc_qty): Copute freq_calls_crossed.
25374 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25375 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25376 * ra.h (struct allocno): Add freq_calls_crossed.
25378 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25380 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25381 libgomp when compiling with ftree-parallelize-loops.
25382 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25384 2008-01-16 Richard Guenther <rguenther@suse.de>
25386 PR tree-optimization/34769
25387 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25388 * tree.c (int_cst_value): Instead make this function more
25389 permissive in what it accepts as valid input. Document this
25390 function always sign-extends the value.
25392 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25393 Richard Guenther <rguenther@suse.de>
25396 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25397 (gimple_fold_indirect_ref_rhs): ... this.
25398 (gimple_fold_indirect_ref): New function with foldings
25399 that preserve lvalueness.
25400 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25401 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25402 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25403 to fold an INDIRECT_REF, fall back to the old use of
25404 fold_indirect_ref_1.
25406 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25408 * tree-data-ref.c (subscript_dependence_tester_1): Call
25409 free_conflict_function.
25410 (compute_self_dependence): Same.
25412 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25415 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25416 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25418 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25419 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25420 for DWARF2_UNWIND_INFO targets.
25422 2008-01-16 Richard Guenther <rguenther@suse.de>
25425 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25426 type qualifiers for function types.
25428 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25430 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25431 loop_iterator li from previous commit.
25433 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25435 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25437 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25439 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25440 (parallelize_loops): Don't parallelize irreducible components.
25442 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25445 * c-opts (c_common_post_options): Do not enable CPP
25446 flag_pedantic_errors by default.
25448 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25450 PR rtl-optimization/31944
25451 * cse.c (remove_pseudo_from_table): New function.
25452 (merge_equiv_classes): Use above function to remove pseudo-registers.
25453 (invalidate): Likewise.
25455 2008-01-13 Richard Guenther <rguenther@suse.de>
25457 PR middle-end/34601
25458 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25459 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25461 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25463 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25464 validate_change to unshare the source of the PC set.
25466 2008-01-12 Jan Hubicka <jh@suse.cz>
25468 PR middle-end/32135
25469 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25470 references above array bounds. This might trigger bounds checks for
25471 pointers to arrays.
25473 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25475 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25476 new_replaceable_dependencies.
25478 2008-01-12 Doug Kwan <dougkwan@google.com>
25480 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25481 instead of OPT_Wreturn_type in warning due to ignored return type
25483 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25484 options included in -Wextra.
25485 * c.opt: New option -Wignored_qualifiers.
25486 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25487 -Wignore_qualifiers.
25488 (-Wignored-qualifiers): Document.
25489 (-Wreturn-type): Remove description of functionality now handled
25490 by -Wignored-qualifiers.
25492 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25495 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25496 NOP_EXPR if it is between integral types with the same precision.
25498 2008-01-12 Jan Hubicka <jh@suse.cz>
25501 * invoke.texi (max-inline-recursive-depth): Fix default value.
25503 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25505 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25508 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25510 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25512 2008-01-11 James E. Wilson <wilson@specifix.com>
25515 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25517 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25519 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25520 save/restore frame pointer register and don't use 'call-prologues'
25521 optimization in function with "OS_task" attribute.
25523 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25525 PR middle-end/31309
25526 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25527 when copying to memory.
25529 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25531 PR rtl-optimization/30905
25532 * cfgcleanup.c: Include dce.h
25533 (crossjumps_occured): New global variable.
25534 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25535 If something changed, set crossjumps_occured to true.
25536 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25537 Don't add/remove fake edges to exit here...
25538 (cleanup_cfg): ...but do it here, when crossjumping.
25539 Run a fast DCE when successful crossjumps occured in the latest
25540 iteration of try_optimize_cfg.
25542 2008-01-11 Richard Guenther <rguenther@suse.de>
25544 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25545 (struct vn_unary_op_s): Likewise.
25546 (vn_reference_insert): Free old reference on hash collision.
25548 2008-01-10 Raksit Ashok <raksit@google.com>
25550 PR rtl-optimization/27971
25551 * combine.c (find_split_point): Split PLUS expressions which are
25552 inside a MEM rtx, and whose first operand is complex.
25554 2008-01-10 DJ Delorie <dj@redhat.com>
25556 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25557 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25558 (m32c_hard_regno_ok): Call the underlying function.
25560 2008-01-10 Richard Guenther <rguenther@suse.de>
25562 PR middle-end/34683
25563 * tree-cfg.c (tree_merge_blocks): Do not go through the
25564 full-blown folding and stmt updating path if we just deal
25565 with virtual operands.
25566 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25567 test for abnormal SSA_NAMEs.
25569 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25571 PR middle-end/34641
25572 * reload.c (push_reload): Add assertions. All constants from
25573 reg_equiv_constant should have been used for replacing the respective
25575 (find_reloads_address): Invoke find_reloads_address_part for
25576 constant taken from the reg_equiv_constant array.
25578 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25580 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25581 field (valnum) the first in the struct. Replace bools with
25584 2008-01-10 Richard Guenther <rguenther@suse.de>
25586 PR tree-optimization/34651
25587 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25588 types and ordering for masking and converting.
25590 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25592 PR tree-optimization/34017
25593 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25594 also for PHI_NODE expressions.
25596 2008-01-09 Jan Hubicka <jh@suse.cz>
25598 PR tree-optimization/34708
25599 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25600 based on number of case labels.
25601 (init_inline_once): Remove switch_cost.
25602 * tree-inline.h (eni_weights_d): Remove switch_cost.
25604 2008-01-09 Richard Guenther <rguenther@suse.de>
25605 Andrew Pinski <andrew_pinski@playstation.sony.com>
25607 PR middle-end/30132
25608 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25609 temporary if an rvalue is ok or an lvalue is not required.
25611 2008-01-09 Richard Guenther <rguenther@suse.de>
25613 PR middle-end/34458
25614 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25615 adjust return type.
25617 2008-01-09 Richard Guenther <rguenther@suse.de>
25619 PR middle-end/34679
25620 * tree.c (host_integerp): Check for sizetype only if the
25621 type is an integer type.
25623 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25626 * opts.c (decode_options): Disable inlining of functions called
25627 once if not in unit-at-a-time mode.
25629 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25631 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25633 2008-01-08 Richard Guenther <rguenther@suse.de>
25635 PR middle-end/31863
25636 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25637 out early if the result will be unused.
25639 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25644 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25645 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25648 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25650 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25651 for vectorization tuned.
25653 2008-01-08 Richard Guenther <rguenther@suse.de>
25655 PR tree-optimization/34683
25656 * tree-ssa-operands.c (operand_build_cmp): Export.
25657 * tree-ssa-operands.h (operand_build_cmp): Declare.
25658 * tree-vn.c (vuses_compare): Remove.
25659 (sort_vuses): Use operand_build_cmp.
25660 (sort_vuses_heap): Likewise.
25661 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25662 to re-use old VEC if available. Do not sort already sorted VUSEs.
25663 (vdefs_to_vec): Do not sort already sorted VDEFs.
25665 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25667 PR middle-end/34694
25668 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25670 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25673 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25674 limitations of reciprocal sequences on x86 targets.
25676 2008-01-08 Richard Guenther <rguenther@suse.de>
25678 PR tree-optimization/34683
25679 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25681 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25684 * config/darwin.c (darwin_mergeable_string_section): Don't use
25685 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25687 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25690 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25691 negxf2. Macroize expander using X87MODEF mode iterator. Change
25692 predicates of op0 and op1 to register_operand.
25693 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25694 expander using X87MODEF mode iterator. Change predicates of
25695 op0 and op1 to register_operand.
25696 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25697 corresponding patterns and macroize using MODEF macro. Change
25698 predicates of op0 and op1 to register_operand and remove
25699 "m" constraint. Disparage "r" alternative with "!".
25700 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25701 macroize using X87MODEF macro. Change predicates of op0 and op1
25702 to register_operand and remove "m" constraint. Disparage "r"
25703 alternative with "!".
25704 (absneg splitter with memory operands): Remove.
25705 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25706 patterns and macroize using X87MODEF mode iterator.
25707 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25708 Change predicate of op1 to register_operand.
25709 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25710 for memory operands.
25712 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25714 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25716 2008-01-07 Richard Guenther <rguenther@suse.de>
25718 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25721 2008-01-07 Richard Guenther <rguenther@suse.de>
25723 PR tree-optimization/34683
25724 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25725 VOPs of the needed size to save memory. Use VEC_quick_push
25726 to save compile-time.
25727 (vdefs_to_vec): Likewise.
25729 2008-01-07 Sa Liu <saliu@de.ibm.com>
25731 * config/spu/spu.md (divdf3): Genetate inline code for double
25732 division. The implementation doesn't handle INF or NAN, therefore it
25733 only applies when -ffinite-math-only is given.
25735 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25738 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25739 * doc/cpp.texi ([Common Predefined Macros]): Document.
25741 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25743 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25744 order to use commutative addition instead of subtraction.
25746 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25747 Mircea Namolaru <namolaru@il.ibm.com>
25748 Vladimir Yanovsky <yanov@il.ibm.com>
25749 Revital Eres <eres@il.ibm.com>
25751 PR tree-optimization/34263
25752 * tree-outof-ssa.c (process_single_block_loop_latch,
25753 contains_tree_r): New functions.
25754 (analyze_edges_for_bb): Call process_single_block_loop_latch
25755 function to empty single-basic-block latch block if possible.
25757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25759 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25761 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25763 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25765 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25767 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25769 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25771 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25773 PR tree-optimization/34618
25774 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25777 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25780 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25781 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25782 Update copyright year.
25784 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25785 Update copyright year.
25786 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25789 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25791 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25792 edge does not point to current bb before changing need_assert.
25794 2008-01-04 Richard Guenther <rguenther@suse.de>
25796 PR middle-end/34029
25797 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25798 for verifying purposes if they are is_gimple_min_invariant.
25800 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25802 PR tree-optimization/34448
25803 PR tree-optimization/34465
25804 * gimplify.c (gimplify_init_constructor): Add new parameter
25805 notify_temp_creation. Use it.
25806 (gimplify_modify_expr_rhs): Take volatiles into account when
25807 optimizing constructors.
25808 Do not optimize constructors if gimplify_init_constructor will dump to
25810 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25811 * gcc.c-torture/compile/pr34448.c: New.
25813 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25815 PR gcov-profile/34609
25816 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25817 return_slot if result is TREE_ADDRESSABLE.
25819 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25821 * config/mips/mips.md (sqrt_condition): Tweak comment.
25822 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25824 2008-01-03 Tom Tromey <tromey@redhat.com>
25827 * c-common.c (c_type_hash): Handle VLAs.
25829 2008-01-03 Jan Hubicka <jh@suse.cz>
25831 PR tree-optimization/31081
25832 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25833 0 when inlining and not inlining to first basic block.
25834 (remap_decl): When var is initialized to 0, don't set default_def.
25835 (expand_call_inline): Set entry_bb.
25836 * tree-inline.h (copy_body_data): Add entry_bb.
25838 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25841 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25844 PR tree-optimization/29484
25845 * tree-inline.c (inline_forbidden_p_2): New function.
25846 (inline_forbidden_p): Disallow inlining if some static var
25847 has an address of a local LABEL_DECL in its initializer.
25848 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25851 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25853 PR tree-optimization/34635
25854 * tree-data-ref.c (add_other_self_distances): Make sure that the
25855 evolution step is constant.
25857 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25859 PR middle-end/34608
25860 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25862 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25864 * tree-sra.c (scalarize_init): Insert the generate_element_init
25865 statements after the generate_element_zero statements.
25867 2008-01-02 Richard Guenther <rguenther@suse.de>
25869 PR middle-end/34093
25870 PR middle-end/31976
25871 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25872 for very large number of operands instead of ICEing.
25874 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25877 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25878 while stack probing.
25880 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25882 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25885 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25887 PR libmudflap/26442
25888 * tree-mudflap.c (mx_register_decls): Guard warning by
25889 !DECL_ARTIFICIAL check.
25891 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25893 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25894 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25895 sse5_perm<mode>): Fix constraints.