1 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
6 version. Move declaration...
7 * real.h (do_mpc_arg2): ... here.
8 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
13 * final.c (add_debug_prefix_map): Don't use GC memory for
14 old_prefix and new_prefix.
16 2009-08-14 Richard Guenther <rguenther@suse.de>
18 * ipa-prop.c (compute_complex_pass_through): If we cannot
19 compute a non-varying offset for IPA_JF_ANCESTOR punt.
21 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23 * c-lex.c (c_lex_with_flags): Increase size of local variable
24 to avoid memory clobber.
26 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
29 * config/i386/i386.c (ix86_fp_comparison_strategy):
30 Only enable/disable sahf at function granularity.
32 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
34 PR rtl-optimization/41064
35 * reload1.c (reload_as_needed): Don't call extract_insn
36 for known invalid replacements after calling
37 validate_replace_rtx_group and verify_changes.
39 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
43 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
45 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
46 Assert that operation is supported by ix86_expand_int_vcond.
47 (vcondu<SSEMODE124C8:mode>): Ditto.
49 2009-08-13 DJ Delorie <dj@redhat.com>
51 * config/i386/djgpp-stdint.h: New.
52 * config.gcc (djgpp): Use it.
54 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
56 * config/sh/sh.c (sh_override_options): When flag_exceptions or
57 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
59 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
61 * tree-ssa-loop-prefetch.c
62 (prune_ref_by_group_reuse): Enhance probabilistic analysis
63 for long-stride pruning.
64 (compute_miss_rate): New function to compute the probability
65 that two memory references access different cache lines.
67 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
69 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
71 2009-08-13 Richard Guenther <rguenther@suse.de>
74 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
75 use the constant pointer type.
76 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
77 of CV qualifiers on the target pointer type.
78 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
79 conversion check before restrict check.
81 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
84 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
86 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
88 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
90 2009-08-12 Richard Guenther <rguenther@suse.de>
92 PR tree-optimization/41011
93 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
94 and reference constructing.
96 2009-08-12 Xinliang David Li <davidxl@google.com>
98 PR tree-optimization/41012
99 * tree-flow.h : New external interface.
100 * gimple-low.c (check_call_arg): Change to public function.
101 Remove argument mismatch check in lowering.
102 * tree-inline.h (tree_can_inline_p): Interface change.
103 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
105 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
106 Call change to tree_can_inline_p function.
107 (cgraph_decide_inlining_incrementally): Ditto.
109 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
111 PR tree-optimization/41031
112 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
113 on the partition variable rather than promote_mode on the source
114 type. Assert that the partition variable's type has the same
115 mode as the source value's.
117 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
119 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
121 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
123 * calls.c (expand_call): Fix typo.
124 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
126 * stmt.c (expand_value_return): Use promote_function_mode to copy out
128 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
129 * config/cris/cris.c (cris_promote_function_mode): Likewise.
130 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
131 * config/pa/pa.c (pa_promote_function_mode): Likewise.
133 2009-08-11 Andrew Haley <aph@redhat.com>
135 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
137 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
140 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
142 2009-08-12 Richard Guenther <rguenther@suse.de>
144 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
145 * gimplify.c (gimplify_modify_expr): Do not use
146 lang_hooks.types_compatible_p.
147 * tree-ssa.c (useless_type_conversion_p): For aggregates
148 just return false if the canonical types differ.
150 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
153 * sese.c (convert_for_phi_arg): New.
154 (add_guard_exit_phis): Use convert_for_phi_arg.
156 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
158 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
159 unknown subscript upper bounds.
161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
162 Pranav Garg <pranav.garg2107@gmail.com>
164 * graphite-interchange.c (gather_access_strides): Removed.
165 (ppl_max_for_le): New.
166 (build_linearized_memory_access): New.
167 (memory_stride_in_loop): New.
168 (pbb_interchange_profitable_p): Reimplemented.
169 * graphite-ppl.h (ppl_new_id_map): New.
170 (ppl_interchange): New.
172 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
174 * graphite-interchange.c (compute_subscript): Removed.
175 (compute_array_size_cstr): Removed.
176 (compute_array_size_poly): Removed.
177 (compute_array_size): Removed.
178 (gather_access_strides_poly): Removed.
179 (gather_access_strides): Empty.
181 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
183 * graphite-dependences.c (dependence_polyhedron_1): Replace
184 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
185 (graphite_legal_transform_dr): Same.
186 (graphite_carried_dependence_level_k): Same.
187 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
188 Initialize PDR_NB_SUBSCRIPTS.
189 (print_pdr_access_layout): Replace pdr_nb_subscripts with
191 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
192 (PDR_NB_SUBSCRIPTS): New.
193 (pdr_nb_subscripts): Removed.
194 (pdr_dim): Simplified.
195 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
196 with PDR_NB_SUBSCRIPTS.
198 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
200 * graphite-interchange.c (compute_array_size): Remove use of
202 * graphite-poly.c (new_poly_dr): Remove argument data_container.
203 Do not initialize PDR_DATA_CONTAINER.
204 (print_pdr): Do not print PDR_DATA_CONTAINER.
205 * graphite-poly.h (struct poly_dr): Remove data_container field.
206 (PDR_DATA_CONTAINER): Removed.
207 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
209 (build_poly_dr): Same.
211 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
212 Sebastian Pop <sebastian.pop@amd.com>
214 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
215 copy of the dependence polyhedron. Free the temporary objects.
216 (graphite_carried_dependence_level_k): Free unused objects before
219 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
220 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
221 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
222 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
223 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
225 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
227 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
228 Early return without analyzing the data dependences if no
229 transform has been done. Call restore_scattering if the transform
231 (graphite-interchange.c): Same.
232 * graphite-poly.c (print_scattering_function): Test for
234 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
235 (apply_poly_transforms): Do not gcc_assert that
236 the transform is legal.
237 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
238 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
239 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
240 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
241 * graphite-poly.h (struct poly_scattering): New.
242 (struct poly_bb): Add original, transformed, and saved fields.
243 Remove transformed_scattering, original_scattering,
244 nb_local_variables and nb_scattering_transform fields.
245 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
246 (poly_scattering_new): New.
247 (poly_scattering_free): New.
248 (poly_scattering_copy): New.
249 (store_scattering_pbb): New.
250 (store_scattering): New.
251 (restore_scattering_pbb): New.
252 (restore_scattering): New.
253 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
254 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
256 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
258 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
261 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
263 * Makefile.in (graphite.o): Depends on PREDICT_H.
264 * graphite.c: Include predict.h.
265 (graphite_finalize): Call tree_estimate_probability.
266 * predict.c (predict_loops): Do not call scev_initialize and
268 (tree_estimate_probability_bb): New.
269 (tree_estimate_probability): Do not initialize loops: move that
270 code to the driver. Call tree_estimate_probability_bb.
271 (tree_estimate_probability_driver): New.
272 (pass_profile): Use tree_estimate_probability_driver.
273 * predict.h (tree_estimate_probability): Declared.
275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
277 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
278 * graphite-dependences.c (graphite_legal_transform): Add time to
279 TV_GRAPHITE_DATA_DEPS.
280 (dependency_between_pbbs_p): Same.
281 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
283 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
285 PR rtl-optimization/41033
286 * alias.c (nonoverlapping_component_refs_p): Punt when strict
287 aliasing is disabled.
289 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
291 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
292 si_mask_operand, and_load_operand, low_bitmask_operand,
293 and_reg_operand, and_operand): New predicates.
294 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
295 * config/mips/mips.c (and_operands_ok): New function.
296 * config/mips/mips-protos.h (and_operands_ok): Declare it.
297 * config/mips/mips.md (move_type): Add ext_ins and logical.
299 (and<mode>3): Use and_reg_operand as the second operand's predicate.
300 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
301 shift_shift. Remove commutative constraint modifier.
302 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
304 (*clear_upper32_dext): Remove define_insn_and_split.
305 (*clear_upper32): Turn this define_insn_and_split ...
306 (splitter for ANDing register with 0xffff_ffff): .. into this.
308 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
310 * combine.c (try_widen_shift_mode): Factor out code to check if an
311 integer constant is a low-order bitmask from here ...
312 * rtlanal.c (low_bitmask_len): ... to here.
313 * rtl.h (low_bitmask_len): Declare.
315 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
318 * config/alpha/alpha.md (addsi3): Remove expander.
319 (addsi3): Rename from *addsi3_internal insn pattern.
320 (subsi3): Remove expander.
321 (subsi3): Rename from *subsi3_internal insn pattern.
323 2009-08-11 Douglas B Rupp <rupp@gnat.com>
325 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
328 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
329 Eric Botcazou <botcazou@adacore.com>
330 Douglas B Rupp <rupp@gnat.com>
332 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
333 that records that fit in 64 bits are returned by immediate value,
334 as required by OpenVMS Calling Standard.
335 (function_value): Adjust for above modification.
336 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
337 virtual_incoming_args_rtx as base object, not next_arg.
338 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
340 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
342 * reload.c (find_reloads_subreg_address): Check the original
343 req_equiv_mem address to detect the case where an address is
344 not valid in the outer mode.
346 2009-08-11 Richard Guenther <rguenther@suse.de>
349 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
351 2009-08-10 Douglas B Rupp <rupp@gnat.com>
353 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
354 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
356 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
357 Douglas B Rupp <rupp@gnat.com>
359 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
360 PT_STACK when frame_pointer_needed on OpenVMS.
361 (alpha_pv_save_size, alpha_using_fp): Remove.
362 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
363 with proper processing for PT_NULL.
364 (alpha_vms_initial_elimination_offset): New function. Support for
365 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
366 (alpha_sa_size): Force procedure type to PT_STACK when
367 frame_pointer_needed on OpenVMS.
368 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
369 (alpha_using_fp): Likewise.
370 (alpha_vms_can_eliminate): Add prototype.
371 (alpha_vms_initial_elimination_offset): Likewise.
372 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
373 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
375 2009-08-10 Eric Botcazou <botcazou@adacore.com>
376 Douglas B Rupp <rupp@gnat.com>
378 * config/alpha/alpha.c (common_object_handler): New function.
379 (vms_attribute_table): Declare a single attribute "common_object".
380 (vms_output_aligned_decl_common): New global function.
381 (SECTION_VMS_OVERLAY): Delete.
382 (SECTION_VMS_GLOBAL): Likewise.
383 (SECTION_VMS_INITIALIZE): Likewise.
384 (vms_asm_named_section): Remove support for above flags.
385 (vms_section_type_flags): Delete.
386 (TARGET_SECTION_TYPE_FLAGS): Likewise.
387 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
388 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
389 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
391 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
394 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
395 (sub_ddmmss): Likewise.
397 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
400 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
403 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
406 * reload1.c (reload_as_needed): Use cancel_changes to completely
407 undo a failed replacement attempt.
409 2009-08-10 Richard Guenther <rguenther@suse.de>
412 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
413 (useless_type_conversion_p): ... here. Require pointer targets
416 2009-08-10 Dodji Seketeli <dodji@redhat.com>
419 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
420 loose the original type of the statement list.
422 2009-08-09 Douglas B Rupp <rupp@gnat.com>
424 * config/alpha/alpha.c: Include libfuncs.h
425 (avms_asm_output_extern): New function.
426 (alpha_init_libfuncs): Init some decc libfuncs.
427 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
428 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
429 (DO_CRTL_NAMES): Define.
431 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
432 (LONG_TYPE_SIZE): Define.
433 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
434 (SUBTARGET_SWITCHES): Define malloc64 switch.
435 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
436 (MASK_RETURN_ADDR): Define.
437 doc/invoke.texi (mmalloc64): Document switch.
439 2009-08-09 Olivier Hainque <hainque@adacore.com>
440 Douglas B Rupp <rupp@gnat.com>
442 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
443 uses_condition_handler.
444 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
445 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
446 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
447 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
448 (code_for_builtin): New insn codes for the new alpha_builtins.
449 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
450 (alpha_sa_size): Account for uses_condition_handler.
451 (alpha_expand_prologue): Likewise.
452 (alpha_start_function): Likewise.
453 (alpha_expand_epilogue): Likewise.
454 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
455 establish/revert expanders.
456 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
457 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
458 New expander, resorting to the alpha.c associated function.
459 (builtin_revert_vms_condition_handler): Likewise.
460 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
461 __gcc_shell_handler, the static VMS condition handler used as
462 an indirection wrapper to the current dynamically established
464 * config/alpha/vms-unwind.h: Complete rewrite.
465 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
466 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
468 2009-08-09 Eric Botcazou <botcazou@adacore.com>
469 Douglas B Rupp <rupp@gnat.com>
471 * config/alpha/alpha.c (alpha_links): Add 'target' field.
472 (alpha_need_linkage): Handle aliases. Return function symbol.
473 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
474 Use ultimate alias target for the linkage name.
475 * config/alpha/alpha.md (movmemdi): Use the symbol returned
476 by alpha_need_linkage for the function symbol.
477 (setmemdi): Likewise.
479 2009-08-09 Douglas B Rupp <rupp@gnat.com>
481 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
482 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
483 (ASM_WEAKEN_LABEL): Define.
484 (CRT_CALL_STATIC_FUNCTION): Define.
485 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
486 (ENDFILE_SPEC): Define.
487 (INIT_SECTION_ASM_OP): Define.
488 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
489 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
491 (MULTILIB_OSDIRNAMES): Define.
492 (shlib_version): Define.
494 (SHLIB_OBJS): Define.
495 (SHLIB_NAME): Define.
496 (SHLIB_MULTILIB): Define.
497 (SHLIB_INSTALL): Define.
498 (SHLIB_SYMVEC): Define.
499 (SHLIB_SYMVECX2): Define.
500 (SHLIB_LINK): Define.
502 2009-08-09 Douglas B Rupp <rupp@gnat.com>
504 * config/alpha/alpha.c (alpha_initialize_trampoline):
505 Initialize VMS trampoline IAW ABI for bounded procedure calls.
506 (alpha_start_function): Emit transfer address on nested functions
507 for VMS trampoline call.
508 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
509 since no longer used.
510 * config/alpha/vms-tramp.asm: Remove.
511 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
512 since now only data initialized at runtime.
514 2009-08-09 Douglas B Rupp <rupp@gnat.com>
516 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
517 (LINK_GCC_C_SEQUENCE_SPEC): Define.
518 (MD_EXEC_PREFIX): Remove, no longer used.
519 (MD_STARTFILE_PREFIX): Likewise.
520 (INCLUDE_DEFAULTS): Likewise.
521 * config/alpha/t-vms:
522 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
524 2009-08-09 Richard Guenther <rguenther@suse.de>
526 PR tree-optimization/41016
527 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
528 (operand_precision): Remove.
529 (integral_operand_p): Likewise.
530 (recognize_single_bit_test): Adjust.
532 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
534 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
535 operation overflows. Likewise non-cast unary arithmetic.
536 If one arm of a conditional expression is always taken,
537 inhibit evaluation warnings for the other arm. Likewise inhibit
538 evaluation warnings for the second && or || operand if the first
539 operand is enough to determine the result.
540 * c-typeck.c (build_conditional_expr): Apply the same inhibition
542 (build_binary_op): Prevent duplicate evaluation warnings.
544 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
546 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
547 and destination have different modes, Use promote_mode to
548 determine the signedness of the conversion. Assert that the
549 promoted source mode matches the destination mode. Don't pass
550 the destination and destination mode to expand_expr if the source
551 mode is different. Simplify conversion logic.
553 2009-08-09 Ira Rosen <irar@il.ibm.com>
555 PR tree-optimization/41008
556 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
557 from condition only in case it's a comparison. Adjust checks.
559 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
561 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
562 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
563 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
564 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
565 (dump_cand): Handle them.
566 (struct iv_cand): New members COST_STEP and AINC_USE.
567 (stmt_after_increment): Likewise.
568 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
569 callers changed. Use gimple_uid comparison instead of scanning.
570 (add_candidate_1): When looking for identical candidates, take
571 AINC_USE into account. Set it for new candidates.
572 (force_expr_to_var_cost): Cast target_spill_cost to int.
573 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
574 All callers changed. Check for availability of autoinc addressing
575 modes, both in general for a given mode, and in the specific use case.
576 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
578 (get_computation_cost): Likewise.
579 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
580 add_autoinc_candidates): New static functions.
581 (add_candidate): Call add_autoinc_candidates for candidates based on
583 (find_iv_candidates): Call set_autoinc_for_original_candidates.
584 (determine_use_iv_cost_address): If we have an autoinc candidate at
585 the matching use, verify autoinc is possible and subtract the cost
586 of the candidate's step from the cost.
587 (determine_iv_cost): Record the cost of the increment in the COST_STEP
588 member of the candidate.
589 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
590 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
592 2009-08-09 Douglas B Rupp <rupp@gnat.com>
594 * config.build (ia64-hp-*vms*): New target.
595 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
597 * config.gcc (ia64-hp-*vms*): New target.
598 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
600 * config.host (ia64-hp-*vms*): New target.
601 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
604 2009-08-08 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/40991
607 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
609 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
611 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
612 mode check. Do truncations in an integer mode.
613 (force_to_mode): Handle subregs for all mode types. Only do
614 arithmetic simplifications on integer modes.
616 2009-08-07 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/40999
619 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
620 (maybe_fold_reference): Lookup constant initializers.
621 (fold_gimple_assign): Likewise.
623 2009-08-07 Richard Guenther <rguenther@suse.de>
625 * tree-ssa.c (useless_type_conversion_p_1): Only for types
626 that require structural equality defer to the langhook.
628 2009-08-07 Martin Jambor <mjambor@suse.cz>
630 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
632 (struct ipa_pass_through_data): New type.
633 (struct ipa_ancestor_jf_data): New type.
634 (union jump_func_value): Removed field formal_id, added fields
635 pass_through and ancestor.
636 (struct ipa_param_call_note): Changed type of formal_id to int from
638 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
639 operations jump functions and ancestor jump functions.
640 (compute_complex_pass_through): New function.
641 (compute_scalar_jump_functions): Call compute_complex_pass_through,
642 reflect changes in the jump function strucutre.
643 (update_jump_functions_after_inlining): Ignore complex pass-through
644 and ancestor jump functions.
645 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
646 polynomial pass-through with operation jump functions.
648 2009-08-07 Jakub Jelinek <jakub@redhat.com>
650 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
651 fde->dw_fde_begin as begin label instead of hot/cold label.
652 Use LLSDAC label instead of LLSDA for second section lsda.
653 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
654 label instead of LLSDA if it is true.
655 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
657 * except.c (add_call_site, dw2_size_of_call_site_table): Add
658 SECTION argument. Use it as index into crtl->eh.call_site_record
660 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
661 use it to determine how to print table entries instead of using
662 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
663 label instead of normal begin label as base.
664 (sjlj_assign_call_site_values): Adjust add_call_site caller.
665 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
666 ensure no EH range spans between sections and that landing pads
667 are always in the corresponding section.
668 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
669 for crtl->eh.call_site_record being an array rather than scalar.
670 (output_one_function_exception_table): New function, copied
671 from output_function_exception_table. Adjust
672 dw2_size_of_call_site_table, dw2_output_call_site_table
673 callers. For SECOND section use *C suffixed labels.
674 (output_function_exception_table): Call
675 output_one_function_exception_table and, when doing hot/cold
676 partitioning, also another time for the second section.
677 * opts.c: Include except.h.
678 (decode_options): Allow -freorder-blocks-and-partition with
679 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
680 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
681 * function.h (struct rtl_eh): Change call_site_record from
682 scalar into array of 2 elements.
684 2009-08-07 Martin Jambor <mjambor@suse.cz>
686 * ipa-prop.c (count_formal_params_1): New function.
687 (ipa_get_vector_of_formal_parms): New function.
688 (get_vector_of_formal_parm_types): New function.
689 (ipa_modify_formal_parameters): New function.
690 (ipa_modify_call_arguments): New function.
691 (index_in_adjustments_multiple_times_p): New function.
692 (ipa_combine_adjustments): New function.
693 (ipa_dump_param_adjustments): New function.
694 * ipa-prop.h (struct ipa_parm_adjustment): New type.
695 (ipa_get_vector_of_formal_parms): Declare.
696 (ipa_modify_formal_parameters): Declare.
697 (ipa_modify_call_arguments): Declare.
698 (ipa_combine_adjustments): Declare.
699 (ipa_dump_param_adjustments): Declare.
700 (build_ref_for_offset): Declare.
701 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
702 * tree-sra.c: Include ipa-prop.c.
703 (build_ref_for_offset): Make public.
705 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
707 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
709 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
711 * gcc/doc/extend.texi (__builtin_extract_return_address)
712 (__builtin_frob_return_address): Document.
714 2009-08-06 Paul Brook <paul@codesourcery.com>
716 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
717 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
718 implementation on ARMv6-M.
720 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
722 * doc/extend.texi (pcs): Document new attribute for ARM.
724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
726 * arm.c (pcs_attribute_args): Comment out unsupported attribute
729 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
731 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
734 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
736 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
738 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
740 Merge ARM/hard_vfp_branch to trunk.
742 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
744 * arm.c (libcall_eq): New function.
745 (libcall_hash): New function.
746 (add_libcall): New function.
747 (arm_libcall_uses_aapcs_base): New function.
748 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
749 libcalls using the base PCS.
750 (arm_init_cumulative_args): Likewise.
752 2009-07-20 Joseph Myers <joseph@codesourcery.com>
754 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
755 Use base ABI for conversion libfuncs between HFmode and SFmode.
757 2009-05-12 Joseph Myers <joseph@codesourcery.com>
759 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
760 V4SImode as representatives of all 64-bit and 128-bit vector
761 types. Allow vector types without vector modes.
762 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
763 without vector modes like BLKmode.
764 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
765 BLKmode. Avoid unsupported vector modes or TImode moves for
767 (aapcs_vfp_allocate_return_reg): Likewise.
768 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
769 V8QImode if TARGET_NEON || TARGET_IWMMXT.
771 2009-05-12 Joseph Myers <joseph@codesourcery.com>
773 * config/arm/arm.c (arm_handle_pcs_attribute): New.
774 (arm_get_pcs_model): Pass attribute arguments to
775 arm_pcs_from_attribute.
776 (arm_init_cumulative_args): Use base AAPCS for conversions from
777 floating-point types to DImode.
778 (arm_attribute_table): Add pcs attribute.
779 (arm_handle_pcs_attribute): New.
780 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
781 conversions from floating-point types to DImode, also declare them
782 to use base AAPCS and declare functions they call to use base
783 AAPCS and their RTABI names.
785 2009-05-12 Joseph Myers <joseph@codesourcery.com>
787 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
788 -mfloat-abi=hard not being supported for VFP.
790 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
792 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
793 SYMBOL_REF to hard_libcall_value.
795 2009-03-05 Joseph Myers <joseph@codesourcery.com>
796 Richard Earnshaw <rearnsha@arm.com>
798 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
799 has been put on the stack, all remaining co-processory arguments for
800 that co-processor also go on the stack.
802 2009-03-05 Joseph Myers <joseph@codesourcery.com>
804 * config/arm/arm.c (arm_return_in_memory): Handle returning
805 vectors of suitable size in registers also for AAPCS case.
807 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
809 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
811 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
813 ARM Hard-VFP calling convention
814 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
815 * target.h (gcc_target): Add libcall_value to table of call hooks.
816 * targhooks.h (default_libcall_value): Default implementation.
817 * targhooks.c (default_libcall_value): Likewise.
818 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
819 * optabs.c (expand_unop): Use it.
820 * expr.h (hard_libcall_value): Pass the function RTX through.
821 * calls.c (emit_library_call_value_1): Update call to
823 * explow.c (hard_libcall_value): Use new target hook.
824 * testsuite/lib/target-supports.exp
825 (check_effective_target_arm_hard_vfp_ok): New hook.
826 (check_effective_target_arm_neon_ok): Improve test for neon
828 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
829 * config/arm/arm.c: Include cgraph.h
830 (TARGET_FUNCTION_VALUE): Override default hook.
831 (arm_pcs_default): New variable.
832 (arm_override_options): Don't fault hard calling convention with VFP.
833 Add support for AAPCS variants.
834 (arm_function_value): Make static. Handle AAPCS variants.
835 (arm_libcall_value): New function.
836 (arm_apply_result_size): Handle VFP registers in results.
837 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
839 (pcs_attribute_args): New variable.
840 (arm_pcs_from_attribute): New function.
841 (arm_get_pcs_model): New function.
842 (aapcs_vfp_cum_init): New function.
843 (aapcs_vfp_sub_candidate): New function.
844 (aapcs_vfp_is_return_candidate): New function.
845 (aapcs_vfp_is_call_candidate): New function.
846 (aapcs_vfp_allocate): New function.
847 (aapcs_vfp_allocate_return_reg): New function.
848 (aapcs_vfp_advance): New function.
849 (aapcs_cp_arg_layout): New variable.
850 (aapcs_select_call_coproc): New function.
851 (aapcs_select_return_coproc): New function.
852 (aapcs_allocate_return_reg): New function.
853 (aapcs_libcall_value): New function.
854 (aapcs_layout_arg): New function.
855 (arm_init_cumulative_args): Initialize AAPCS args data.
856 (arm_function_arg): Handle AAPCS variants using new interface.
857 (arm_arg_parital_bytes): Likewise.
858 (arm_function_arg_advance): New function.
859 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
861 (arm_setup_incoming_varargs): Handle new AAPCS args data.
862 * arm.h (NUM_VFP_ARG_REGS): Define.
863 (LIBCALL_VALUE): Update.
864 (FUNCTION_VALUE): Delete.
865 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
867 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
868 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
869 (FUNCTION_ARG_REGNO_P): Add VFP regs.
870 * arm-protos.h (arm_function_arg_advance): Add.
871 (aapcs_libcall_value): Add.
872 (arm_function_value): Delete.
874 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
875 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/i386.c (standard_sse_mode_p): Remove.
879 (standard_sse_constant_p): Return 2 for integer mode
880 vector_all_ones_operand when SSE2 is enabled.
881 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
882 (ix86_expand_vector_move): Do not check for negative values from
883 standard_sse_constant_p.
885 2009-08-06 Richard Guenther <rguenther@suse.de>
887 * tree-ssa.c (useless_type_conversion_p_1): Make function and
888 array type comparisons frontend independent.
889 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
890 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
891 out array reference lower bound and element size operands.
892 (ao_ref_init_from_vn_reference): Properly compute the offset
894 (vn_reference_fold_indirect): Fill out array reference lower
895 bound and element size operands.
896 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
897 a non gimple valued reference operand which can happen for
898 array reference lower bound or element size.
899 (create_component_ref_by_pieces_1): Properly generate the
900 element size operand for array references.
902 2009-08-06 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/40964
905 * tree.c (iterative_hash_host_wide_int): Export.
906 * tree.h (iterative_hash_host_wide_int): Declare.
907 * tree-ssa-structalias.c (heapvar_map): New struct.
908 (heapvar_map_eq): New function.
909 (heapvar_map_hash): Likewise.
910 (heapvar_lookup): Adjust.
911 (heapvar_insert): Likewise.
912 (make_constraint_from_heapvar): Allow multiple heap variables
913 per decl at different offsets.
914 (init_alias_heapvars): Adjust.
916 2009-08-04 David Daney <ddaney@caviumnetworks.com>
918 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
919 * mips_output_sync_loop (mips_output_sync_loop): Only emit
920 trailing sync if TARGET_SYNC_AFTER_SC.
922 2009-08-05 David Daney <ddaney@caviumnetworks.com>
924 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
925 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
926 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
927 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
928 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
929 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
930 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
931 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
932 test_and_set_12): Rewrite calls to mips_output_sync_loop.
933 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
934 the prototype declaration match the definition.
935 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
936 instructions explicitly. Add barrier_before and operands
938 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
939 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
940 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
941 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
942 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
943 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
945 2009-08-05 Andrew Pinski <pinskia@gmail.com>
947 * tree-ssa-alias.c: Fix intervals to use [) syntax.
949 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
950 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
953 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
956 2009-08-05 Jakub Jelinek <jakub@redhat.com>
958 PR rtl-optimization/40924
959 * dse.c (canon_address): Before calling cselib_expand_value_rtx
960 make sure canon_rtx (mem_address) isn't simpler than
961 canon_rtx (expanded_mem_address).
963 2009-08-05 Li Feng <nemokingdom@gmail.com>
965 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
967 (build_scop_drs): Build alias set for each SCoP.
969 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
971 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
972 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
973 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
974 (MIPS_ARCH_FLOAT_SPEC): Likewise.
975 (BASE_DRIVER_SELF_SPECS): Likewise.
977 2009-08-04 Andrew Pinski <pinskia@gmail.com>
979 * tree-ssa-alias.c: Fix some comment typos.
981 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
983 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
984 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
986 2009-08-03 Janis Johnson <janis187@us.ibm.com>
989 * simplify-rtx.c (simplify_binary_operation_1): Disable
990 simplifications for decimal float operations.
992 2009-08-03 Jakub Jelinek <jakub@redhat.com>
995 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
996 operand of INDIRECT_REF.
998 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1000 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1001 constants referencing TLS symbols.
1003 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1005 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1006 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1008 2009-08-03 Richard Guenther <rguenther@suse.de>
1010 * tree.c (make_vector_type): Build a main variant first,
1011 get the canonical one and then build the variant.
1012 * tree-ssa.c (useless_type_conversion_p_1): Handle
1014 (useless_type_conversion_p): Conversions to pointers to
1015 incomplete record types are useless.
1017 2009-08-03 Richard Guenther <rguenther@suse.de>
1019 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1020 file will be created.
1021 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1022 * toplev.c (compile_file): Adjust comment.
1024 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1026 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1027 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1028 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1029 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1030 (sh_promote_function_mode): Fix typo.
1032 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1034 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1036 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1038 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1039 declaration arguments.
1041 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1044 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1045 (ix86_split_ashl): Ditto.
1046 (ix86_expand_vector_init_one_nonzero): Ditto.
1047 (ix86_expand_vector_set): Ditto.
1048 (ix86_expand_reduc_v4sf): Ditto.
1050 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1052 * explow.c (promote_function_mode): Remove assert.
1053 * config/sh/sh.c (sh_promote_function_mode): Declare.
1055 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1057 * config/pa/pa.c (pa_promote_function_mode): Declare.
1058 Change to static. Fix promote_mode call.
1060 * gthr-dce.h (CONST_CAST2): Define if not defined.
1061 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1063 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1065 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1067 * expr.c (store_constructor): Use promote_decl_mode. Remove
1068 now write-only variable unsignedp.
1069 (expand_expr_real_1): Use promote_decl_mode.
1070 * expr.h (promote_function_mode, promote_decl_mode): New.
1071 (promote_mode): Remove last argument.
1072 * function.c (assign_temp): Drop last argument of promote_mode.
1073 (assign_parm_find_data_types): Use promote_function_mode.
1074 (assign_parm_setup_reg): Likewise.
1075 (expand_function_end): Use promote_function_mode.
1076 * calls.c (initialize_argument_information): Use promote_function_mode.
1077 (precompute_arguments): Use promote_mode instead of checking if
1078 only PROMOTE_FUNCTION_MODE is defined.
1079 (expand_call): When making sibcall decisions, use promote_function_mode.
1080 Below, remove an if for targetm.calls.promote_function_return and
1081 and use promote_function_mode.
1082 (emit_library_call_value_1): Use promote_function_mode, fix bug
1083 where promote_mode was passed FOR_CALL == 0 for a return value in an
1085 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1086 * explow.c (promote_function_mode, promote_decl_mode): New.
1087 (promote_mode): Keep only the FOR_CALL == 0 case.
1088 * combine.c (setup_incoming_promotion): Remove test of
1089 promote_function_args. Use promote_function_mode.
1090 * stmt.c (expand_value_return): Use promote_decl_mode.
1091 (expand_decl): Use promote_decl_mode.
1093 * expr.c (store_constructor): Use promote_decl_mode. Remove
1094 now write-only variable unsignedp.
1095 (expand_expr_real_1): Use promote_decl_mode.
1096 * expr.h (promote_function_mode, promote_decl_mode): New.
1097 (promote_mode): Remove last argument.
1098 * function.c (assign_temp): Drop last argument of promote_mode.
1099 (assign_parm_find_data_types): Use promote_function_mode.
1100 (assign_parm_setup_reg): Likewise.
1101 (expand_function_end): Use promote_function_mode.
1102 * calls.c (initialize_argument_information): Use promote_function_mode.
1103 (precompute_arguments): Use promote_mode instead of checking if
1104 only PROMOTE_FUNCTION_MODE is defined.
1105 (expand_call): When making sibcall decisions, use promote_function_mode.
1106 Below, remove an if for targetm.calls.promote_function_return and
1107 and use promote_function_mode.
1108 (emit_library_call_value_1): Use promote_function_mode, fix bug
1109 where promote_mode was passed FOR_CALL == 0 for a return value in an
1111 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1112 * explow.c (promote_function_mode, promote_decl_mode): New.
1113 (promote_mode): Keep only the FOR_CALL == 0 case.
1114 * combine.c (setup_incoming_promotion): Remove test of
1115 promote_function_args. Use promote_function_mode.
1116 * stmt.c (expand_value_return): Use promote_decl_mode.
1117 (expand_decl): Use promote_decl_mode.
1119 * explow.c (promote_function_mode): Just call the target hook.
1120 * targhooks.c (default_promote_function_mode,
1121 default_promote_function_mode_always_promote): New.
1122 * targhooks.h (default_promote_function_mode,
1123 default_promote_function_mode_always_promote): Declare.
1124 * target.h (promote_function_args, promote_function_return): Remove.
1125 (promote_function_mode): New.
1126 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1127 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1128 (TARGET_PROMOTE_FUNCTION_MODE): New.
1129 (TARGET_CALLS): Adjust.
1130 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1131 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1133 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1134 * config/s390/s390.c (s390_promote_function_mode): ... here,
1135 with pointer handling.
1136 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1137 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1139 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1140 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1141 with pointer handling.
1142 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1143 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1145 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1146 * config/sh/sh.c (sh_promote_function_mode): New.
1147 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1148 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1150 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1151 * config/cris/cris.c (cris_promote_function_mode): ... here.
1152 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1153 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1155 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1156 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1157 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1158 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1160 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1161 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1162 complex type handling.
1163 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1164 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1166 * config/pa/pa.c (pa_promote_function_mode): New.
1167 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1168 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1170 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1171 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1172 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1173 * config/xtensa/xtensa.c: Likewise.
1174 * config/stormy16/stormy16.c: Likewise.
1175 * config/iq2000/iq2000.c: Likewise.
1176 * config/rs6000/rs6000.c: Likewise.
1177 * config/picochip/picochip.c: Likewise.
1178 * config/arc/arc.c: Likewise.
1179 * config/mcore/mcore.c: Likewise.
1180 * config/score/score.c: Likewise.
1181 * config/mips/mips.c: Likewise.
1182 * config/bfin/bfin.c: Likewise.
1183 * config/ia64/ia64.c: Likewise (disabled though).
1185 * config/frv/frv.h: Remove pointless remark.
1187 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1188 TARGET_PROMOTE_FUNCTION_ARGS,
1189 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1190 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1192 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1194 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1195 -floop-parallelize-all.
1196 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1197 flag_loop_parallelize_all.
1198 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1199 * graphite.c (graphite_transform_loops): Same.
1201 * graphite-poly.c (apply_poly_transforms): Same.
1203 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1205 PR tree-optimization/40914
1206 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1207 if set, then check the delta field of the PMF record.
1208 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1209 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1210 call is stored in the delta.
1212 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1214 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1216 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/bsd.h (ASM_BYTE): New define.
1219 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1220 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1221 .byte. Use fputs or putc instead of fprintf where appropriate.
1222 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1223 fputs or putc instead of fprintf where appropriate.
1224 * config/i386/i386elf.h: Ditto.
1225 * config/i386/sysv4.h: Ditto.
1227 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1228 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1229 (*tls_global_dynamic_64): Ditto.
1231 2009-07-31 Christian Bruel <christian.bruel@st.com>
1233 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1235 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1237 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1238 Remove dead code for MINUS.
1240 2009-07-31 Anthony Green <green@moxielogic.com>
1242 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1244 (moxie_expand_epilogue): Ditto for epilogue.
1245 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1247 (moxie_function_arg): Ditto.
1248 (moxie_pass_by_reference): Ditto.
1249 (moxie_arg_partial_bytes): Ditto.
1250 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1251 (FUNCTION_ARG_ADVANCE) Ditto.
1252 (REG_PARM_STACK_SPACE) Ditto.
1253 (FUNCTION_ARG_REGNO_P) Dito.
1255 * config.gcc: Add moxie linux config support.
1256 * gcc/config/moxie/uclinux.h: New file.
1258 2009-07-31 DJ Delorie <dj@redhat.com>
1260 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1261 (UNSPECV_SP_SWITCH_E): New.
1262 (sp_switch_1): Change to an unspec.
1263 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1265 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1266 reference the new stack's address
1268 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1270 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1271 graphite-clast-to-gimple.o, graphite-dependences.o,
1272 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1273 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1274 (graphite-blocking.o,
1275 graphite-clast-to-gimple.o, graphite-dependences.o,
1276 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1277 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1278 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1279 * cfgloop.h (struct loop): Add can_be_parallel field.
1280 * common.opt (fgraphite-identity): Moved up.
1281 (fgraphite-force-parallel): New flag.
1282 * graphite.c: Rewrite.
1283 * graphite.h: Rewrite.
1284 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1286 * toplev.c (graphite_out_file): New file descriptor.
1287 (graphite_in_file): New.
1288 (process_options): flag_graphite_force_parallel cannot be used without
1290 * tree-ssa-loop.c: Include toplev.h.
1291 (gate_graphite_transforms): Enable flag_graphite for
1292 flag_graphite_force_parallel.
1294 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1296 * ChangeLog.graphite: New.
1297 * graphite-blocking.c: New.
1298 * graphite-clast-to-gimple.c: New.
1299 * graphite-clast-to-gimple.h: New.
1300 * graphite-dependences.c: New.
1301 * graphite-dependences.h: New.
1302 * graphite-interchange.c: New.
1303 * graphite-poly.c: New.
1304 * graphite-poly.h: New.
1305 * graphite-ppl.c: New.
1306 * graphite-ppl.h: New.
1307 * graphite-scop-detection.c: New.
1308 * graphite-scop-detection.h: New.
1309 * graphite-sese-to-poly.c: New.
1310 * graphite-sese-to-poly.h: New.
1314 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1316 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1317 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1319 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1321 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1322 (scev_is_linear_expression): Return false if the evolution is not
1323 affine multivariate.
1325 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1327 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1328 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1330 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1332 * tree-data-ref.c (debug_data_references): New.
1333 (debug_data_reference): New.
1334 * tree-data-ref.h (debug_data_references): Declared.
1335 (debug_data_reference): Declared.
1337 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1339 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1340 * tree-data-ref.h (scop_p): Removed.
1341 (struct data_reference): Remove field scop.
1343 (stmt_simple_memref_p): Removed.
1345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1347 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1348 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1353 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1357 * doc/invoke.texi (-fgraphite-identity): Documented.
1359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1361 * tree-scalar-evolution.c: Fix comment.
1362 (instantiate_scev_1): Return unknow from scev instantiation if the
1363 result is not above instantiate_below.
1365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1367 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1368 static anymore. Instantiate the symbols that may have been introduced
1370 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1373 2009-07-30 DJ Delorie <dj@redhat.com>
1375 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1376 .vliw directive to VLIW sections.
1378 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1380 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1382 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1383 (AUTOHEADER): New variable.
1384 ($(srcdir)/cstamp-h.in): Use it.
1386 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1387 Pat Haugen <pthaugen@us.ibm.com>
1388 Revital Eres <ERES@il.ibm.com>
1390 * config/rs6000/vector.md (VEC_F): Add VSX support.
1394 (vector_load_<mode>): Ditto.
1395 (vector_store_<mode>): Ditto.
1396 (vector GPR move split): Ditto.
1397 (vec_reload_and_plus_<mptrsize>): Ditto.
1398 (vec_reload_and_reg_<mptrsize>): Ditto.
1399 (add<mode>3): Ditto.
1400 (sub<mode>3): Ditto.
1401 (mul<mode>3): Ditto.
1402 (neg<mode>2): Ditto.
1403 (abs<mode>2): Ditto.
1404 (smin<mode>3): Ditto.
1405 (smax<mode>3): Ditto.
1406 (vector_eq<mode>): Ditto.
1407 (vector_gt<mode>): Ditto.
1408 (vector_ge<mode>): Ditto.
1409 (vector_gtu<mode>): Ditto.
1410 (vector_select_<mode>_uns): Ditto.
1411 (vector_eq_<mode>_p): Ditto.
1412 (vector_gt_<mode>_p): Ditto.
1413 (vector_ge_<mode>_p): Ditto.
1414 (vector_gtu_<mode>_p): Ditto.
1415 (cr6_test_for_zero): Ditto.
1416 (cr6_test_for_zero_reverse): Ditto.
1417 (cr6_test_for_lt): Ditto.
1418 (cr6_test_for_lt_reverse): Ditto.
1419 (xor<mode>3): Ditto.
1420 (ior<mode>3): Ditto.
1421 (and<mode>3): Ditto.
1422 (one_cmpl<mode>2): Ditto.
1423 (nor<mode>2): Ditto.
1424 (andc<mode>2): Ditto.
1425 (float<VEC_int<mode>2): Ditto.
1426 (unsigned_float<VEC_int><mode>2): Ditto.
1427 (fix_trunc<mode><VEC_int>2): Ditto.
1428 (fixuns_trunc<mode><VEC_int>2): Ditto.
1430 (vec_set<mode>): Ditto.
1431 (vec_extract<mode>): Ditto.
1432 (vec_interleave_highv4sf): Ditto.
1433 (vec_interleave_lowv4sf): Ditto.
1434 (vec_realign_load_<mode>): Ditto.
1435 (vec_shl_<mode>): Ditto.
1436 (vec_shr_<mode>): Ditto.
1437 (div<mode>3): New patterns for VSX.
1438 (vec_interleave_highv2df): Ditto.
1439 (vec_interleave_lowv2df): Ditto.
1440 (vec_pack_trunc_v2df): Ditto.
1441 (vec_pack_sfix_trunc_v2df): Ditto.
1442 (vec_pack_ufix_trunc_v2df): Ditto.
1443 (vec_unpacks_hi_v4sf): Ditto.
1444 (vec_unpacks_lo_v4sf): Ditto.
1445 (vec_unpacks_float_hi_v4si): Ditto.
1446 (vec_unpacks_float_lo_v4si): Ditto.
1447 (vec_unpacku_float_hi_v4si): Ditto.
1448 (vec_unpacku_float_lo_v4si): Ditto.
1449 (movmisalign<mode>): Ditto.
1450 (vector_ceil<mode>2): New patterns for vectorizing math library.
1451 (vector_floor<mode>2): Ditto.
1452 (vector_btrunc<mode>2): Ditto.
1453 (vector_copysign<mode>3): Ditto.
1455 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1456 predicate for setting the high bit in each word, used for copysign.
1458 * config/rs6000/ppc-asm.h (f19): Whitespace.
1459 (f32-f63): Define if VSX.
1460 (v0-v31): Define if Altivec.
1461 (vs0-vs63): Define if VSX.
1463 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1465 * config/rs6000/power7.md: New file, provide tuning parameters for
1468 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1469 (rs6000_cpu_cpp_builtins): Ditto.
1470 (altivec_overloaded_builtins): Ditto.
1471 (altivec_resolve_overloaded_builtin): Ditto.
1473 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1474 debug switch to disable vectorizing simple math builtin
1477 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1478 Vectorize simple math builtin functions.
1479 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1480 hook to vectorize math builtins.
1481 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1482 (rs6000_builtin_conversion): Add VSX/power7 support.
1483 (rs6000_builtin_vec_perm): Ditto.
1484 (vsplits_constant): Add support for loading up a vector constant
1485 with just the high bit set in each part.
1486 (rs6000_expand_vector_init): Add VSX/power7 support.
1487 (rs6000_expand_vector_set): Ditto.
1488 (rs6000_expand_vector_extract): Ditto.
1489 (rs6000_emit_move): Ditto.
1490 (bdesc_3arg): Ditto.
1491 (bdesc_2arg): Ditto.
1492 (bdesc_1arg): Ditto.
1493 (rs6000_expand_ternop_builtin): Ditto.
1494 (altivec_expand_builtin): Ditto.
1495 (rs6000_expand_unop_builtin): Ditto.
1496 (rs6000_init_builtins): Ditto.
1497 (altivec_init_builtins): Ditto.
1498 (builtin_function_type): Ditto.
1499 (rs6000_common_init_builtins): Ditto.
1500 (rs6000_handle_altivec_attribute); Ditto.
1501 (rs6000_mangle_type): Ditto.
1502 (rs6000_vector_mode_supported_p): Ditto.
1503 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1506 * config/rs6000/vsx.md: New file for VSX support.
1508 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1509 identifing values with just the most significant bit set.
1510 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1511 vectorized builtins.
1513 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1514 (UNSPEC_VRFIM): Delete.
1515 (splitter for loading up vector with most significant bit): New
1516 splitter for vectorizing copysign.
1517 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1518 vectorizing simple math functions.
1519 (altivec_vrfip): Add support for vectorizing simple math functions.
1520 (altivec_vrfim): Ditto.
1521 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1523 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1524 (power7.md, vsx.md): Include for power7 support.
1525 (copysigndf3): Use VSX instructions if -mvsx.
1526 (negdf2_fpr): Ditto.
1527 (absdf2_fpr): Ditto.
1528 (nabsdf2_fpr): Ditto.
1529 (adddf3_fpr): Ditto.
1530 (subdf3_fpr): Ditto.
1531 (muldf3_fpr): Ditto.
1532 (divdf3_fpr): Ditto.
1533 (fix_truncdfdi2_fpr): Ditto.
1534 (cmpdf_internal1): Ditto.
1535 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1536 (btruncdf2, btruncdf2_fpr): Ditto.
1537 (ceildf2, ceildf2_fpr): Ditto.
1538 (floordf2, floordf2_fpr): Ditto.
1539 (floatdidf2, floatdidf2_fpr): Ditto.
1540 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1541 (fmsubdf4_fpr): Ditto.
1542 (fnmadddf4_fpr_1): Ditto.
1543 (fnmadddf4_fpr_2): Ditto.
1544 (fnmsubdf4_fpr_1): Ditto.
1545 (fnmsubdf4_fpr_2): Ditto.
1546 (fixuns_truncdfdi2): Add expander for VSX support.
1547 (fix_truncdfdi2): Ditto.
1548 (fix_truncdfsi2): Ditto.
1550 (btruncsf2): Whitespace.
1551 (movdf_hardfloat32): Add support for VSX registers.
1552 (movdf_softfloat32): Ditto.
1553 (movdf_hardfloat64): Ditto.
1554 (movdf_hardfloat64_mfpgpr): Ditto.
1555 (movdf_softfloat64): Ditto.
1556 (movti splitters): Add check for vector registers supporting
1557 TImode in the future.
1558 (bpermd): Add power7 bpermd instruction.
1560 * config/rs6000/altivec.h (vec_div): Define if VSX.
1564 (vec_nearbyint): Ditto.
1567 (all predicates): Use the generic builtin function, and not the V4SF
1568 specific function so that the predicates will work with VSX's V2DF.
1572 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1573 Document new VSX functions and types.
1575 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1578 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1579 "wa", and "j" constraints. Modify "v" to talk about Altivec
1580 instead of just vector.
1582 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1585 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1586 location for phi arguments.
1587 (rewrite_update_phi_arguments): Find locations for reaching defs.
1588 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1589 Add location to add_phi_arg calls.
1590 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1591 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1592 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1593 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1594 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1595 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1596 * tree-phinodes.c (make_phi_node): Initialize location.
1597 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1598 (add_phi_arg): Add location parameter.
1599 (remove_phi_arg_num): Move location when moving phi argument.
1600 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1602 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1603 slpeel_update_phi_nodes_for_guard1,
1604 slpeel_update_phi_nodes_for_guard2,
1605 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1606 vect_loop_versioning): Set locations.
1607 * tree-parloops.c (create_phi_for_local_result,
1608 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1609 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1610 * tree-vect-loop.c (get_initial_def_for_induction,
1611 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1613 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1614 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1615 (gimple_phi_arg_set_location): New. Set locus.
1616 (gimple_phi_arg_has_location): New. Check for locus.
1617 (redirect_edge_var_map_location): New. Return locus from var_map.
1618 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1619 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1620 combining PHI arguments.
1621 (cond_store_replacement): Set location.
1622 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1623 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1624 scop_add_exit_phis_edge): Add locations.
1625 * tree-cfgcleanup.c (remove_forwarder_block,
1626 remove_forwarder_block_with_phi): Add locations.
1627 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1628 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1630 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1631 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1632 flush_pending_stmts): Add source location.
1633 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1634 stack to preserve locations.
1635 * tree-vect-stmts.c (vectorizable_load): Add location.
1636 * tree-inline.c (copy_phis_for_bb): Copy locus.
1637 (setup_one_parameter): Add call locus to inlined parameter stmts.
1638 (initialize_inlined_parameters): Pass in call location as parameter
1640 (tree_function_versioning): Pass location to setup_one_parameter.
1641 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1642 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1643 copy and edge lists.
1644 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1645 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1646 locus parameter and override the stmt default if provided.
1647 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1648 elim_graph_add_edge, elim_graph_remove_succ_edge,
1649 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1650 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1651 eliminate_phi): Add locus info in elimination graph for each edge and
1653 (insert_backedge_copies): Copy locus if present.
1654 * tree-flow.h (struct _edge_var_map): Add locus field.
1655 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1656 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1657 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1659 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1661 2009-07-30 Martin Jambor <mjambor@suse.cz>
1663 PR tree-optimization/40570
1664 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1667 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1669 * ssa-loop-manip.c: Include langhooks.h.
1670 (rewrite_phi_with_iv): New.
1671 (rewrite_all_phi_nodes_with_iv): New.
1672 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1673 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1674 * tree-parloops.c (loop_parallel_p): Move out all conditions
1675 except dependency check.
1676 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1677 (gen_parallel_loop): Call canonicalize_loop_ivs without
1678 reduction_list argument.
1679 (build_new_reduction): New.
1680 (gather_scalar_reductions): New.
1681 (try_get_loop_niter): New.
1682 (try_create_reduction_list): New.
1683 (parallleize_loops): Change the parallel conditions check.
1684 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1685 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1687 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1689 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1691 * doc/options.texi (Option properties): Mention new quoting syntax.
1693 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1695 * config/alpha/alpha.c (alpha_start_function):
1696 Handle VMS_DEBUG_MAIN_POINTER
1697 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1698 * doc/invoke.texi: Document -mdebug-main switch.
1700 2009-07-29 Richard Henderson <rth@redhat.com>
1702 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1703 (cgraph_create_edge_including_clones): Likewise.
1704 * tree-inline.c (copy_bb): Operate on the correct edges
1705 when updating the callgraph.
1707 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1709 * config/alpha/vms-cc.c: Deleted.
1710 * config/alpha/vms-ld.c: Deleted.
1711 * config/alpha/t-vms64: Moved to config/vms
1712 * config/alpha/vms-crt0-64.c: Moved to config/vms
1713 * config/alpha/vms-crt0.c: Moved to config/vms
1714 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1715 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1716 * config/alpha/xm-vms.h: Moved to config/vms
1717 * config/alpha/x-vms: Moved to config/vms
1718 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1720 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1721 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1723 * config/vms/t-vms64: Moved here from config/alpha
1724 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1725 (argc,argv,envp): Enforce 32bit malloc'ing.
1726 * config/vms/vms-psxcrt0-64.c: Likewise.
1727 * config/vms/vms-crt0.c: Moved here from config/alpha.
1728 * config/vms/vms-psxcrt0.c: Likewise.
1729 * config/vms/vms-crtl-64.h: New file.
1730 * config/vms/vms-crtl.h: New file.
1731 * config/vms/vms.opt: New file.
1732 * config/vms/xm-vms64.h: New file.
1733 * config/vms/xm-vms.h: Moved here from config/alpha.
1734 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1736 * config/vms/x-vms: Moved here from config/alpha.
1737 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1738 (vms-ld.o, vms-cc.o): Removed.
1739 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1741 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1743 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1744 correct stack (obvious VMS fix).
1746 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1748 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1749 date, version info if VMS_DEBUGGING_INFO defined.
1750 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1751 size, date calculating code moved here.
1753 2009-07-29 Paul Brook <paul@codesourcery.com>
1755 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1758 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1761 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1762 to DImode when generating insq_le insn.
1764 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1766 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1767 New macro set for VMS_DEBUGGGING_INFO.
1768 (AT_string_form): Use it.
1770 2009-07-28 DJ Delorie <dj@redhat.com>
1772 * config/mep/mep.c (vtext_section): New.
1773 (vftext_section): New.
1774 (ftext_section): New.
1775 (mep_select_section): Add support for functions.
1776 (mep_unique_section): Likewise.
1777 (mep_asm_init_sections): Likewise.
1778 (mep_encode_section_info): Remove it from here.
1780 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1782 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1784 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1785 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1787 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1789 * dwarf2out.c (output_file_names): Test new macro
1790 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1791 (add_comp_dir_attribute): Likewise.
1793 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1795 * config/i386/mingw-w64.h (LINK_SPEC): Add
1796 separating space between commands.
1798 2009-07-28 Jan Hubicka <jh@suse.cz>
1800 PR tree-optimization/40759
1801 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1804 2009-07-27 DJ Delorie <dj@redhat.com>
1806 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1807 types are dword-aligned.
1808 (mep_expand_va_start): Likewise.
1810 2009-07-27 Olivier Hainque <hainque@adacore.com>
1811 Douglas B Rupp <rupp@gnat.com>
1813 * convert.c (convert_to_pointer): Don't assume the target
1814 pointer type is POINTER_SIZE long. Fetch its precision instead.
1816 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1818 * system.h (fopen): Undefine if macro.
1820 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1822 * dwarf2out.c (output_cfi_p): Removed.
1823 (output_cfis): New function.
1824 (output_fde): New function, split from output_call_frame_info.
1825 (output_call_frame_info): Use it.
1826 (dwarf2out_switch_text_section): Use output_cfis.
1828 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1830 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1831 TARGET_BI_ARCH is specified without enabling SJLJ.
1832 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1833 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1835 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1837 * arm.md (negdi2): Use DImode if forcing a value into a register.
1839 2009-07-26 Ira Rosen <irar@il.ibm.com>
1841 PR tree-optimization/40801
1842 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1843 of vector operand from the previous copy of vector statement.
1844 Pass the correct definition type value to
1845 vect_get_vec_def_for_stmt_copy().
1847 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1849 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1850 const char ** conversion.
1852 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1854 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1855 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1856 (gcc_unreachable): Invoke __builtin_unreachable() if
1857 !ENABLE_ASSERT_CHECKING.
1859 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1861 PR rtl-optimization/40445
1862 * emit-rtl.c (next_nonnote_insn_bb): New function.
1863 * rtl.h (next_nonnote_insn_bb): Declare new function.
1864 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1865 with no successors that is the successor of the ENTRY_BLOCK.
1866 Continue from the top after removing an empty fallthrough block.
1867 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1868 of next_nonnote_insn.
1870 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1872 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1874 2009-07-25 Martin Jambor <mjambor@suse.cz>
1876 * c-common.c (c_common_attribute_table): New element for noclone.
1877 (handle_noclone_attribute): New function. Forward-declare.
1878 * tree-inline.c (tree_versionable_function_p): Check for noclone
1880 * doc/extend.texi (Labels as Values): Document need for noclone.
1881 (Function Attributes): Document noclone attribute.
1883 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1885 PR rtl-optimization/34999
1886 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1887 and dw_fde_switched_cold_to_hot fields.
1888 (output_cfi_p): New function.
1889 (output_call_frame_info): If fde->dw_fde_switched_sections,
1890 output 2 FDEs instead of one with corrupted header.
1891 (dwarf2out_do_cfi_startproc): New function.
1892 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1893 and fde->dw_fde_switched_cold_to_hot.
1894 (dwarf2out_switch_text_section): Compute
1895 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1896 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1897 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1898 Otherwise, compute fde->dw_fde_switch_cfi.
1900 2009-07-24 Cary Coutant <ccoutant@google.com>
1902 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1904 2009-07-24 Cary Coutant <ccoutant@google.com>
1906 * cfghooks.c (split_block): Copy discriminator to new block.
1907 * tree-cfg.c (assign_discriminator): Check location of last
1908 instruction in block as well as first.
1910 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1912 * config/i386/linux.c: Use fputs or putc instead of fprintf
1914 * config/i386/gas.h: Ditto.
1915 * config/i386/x86-64.h: Ditto.
1916 * config/i386/att.h: Ditto.
1918 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1920 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1923 2009-07-24 Martin Jambor <mjambor@suse.cz>
1925 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1926 (ipa_push_func_to_list_1): Declare.
1927 (ipa_push_func_to_list): New function.
1929 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1930 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1931 (ipa_push_func_to_list): Removed.
1932 (ipa_pop_func_from_list): Clear node_enqueued flag.
1934 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1936 * config/s390/s390.c (override_options): Default
1937 max-unrolled-insns to 100 for z10 tuning.
1939 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1941 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1942 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1943 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1944 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1945 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1946 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1947 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1949 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1951 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1952 use default set in mingw32.h header.
1953 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1954 64-bit /mingw/include path.
1955 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1958 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1960 PR rtl-optimization/40209
1961 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1963 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1966 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1967 with the rest of string where appropriate. Use fputs or putc
1968 instead of fprintf where appropriate.
1970 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1971 Pat Haugen <pthaugen@us.ibm.com>
1972 Revital Eres <ERES@il.ibm.com>
1974 * config/rs6000/vector.md: New file. Move most of the vector
1975 expander support here from altivec.md to allow for the VSX vector
1976 unit in the future. Add support for secondary_reload patterns.
1977 Rewrite the patterns for vector comparison, and vector comparison
1978 predicate instructions so that the RTL expresses the desired
1979 behavior, instead of using unspec.
1981 * config/rs6000/constraints.md ("f" constraint): Use
1982 rs6000_constraints to hold the precalculated register class.
1983 ("d" constraint): Ditto.
1984 ("wd" constraint): New constraint for VSX.
1985 ("wf" constraint): Ditto.
1986 ("ws" constraint): Ditto.
1987 ("wa" constraint): Ditto.
1988 ("wZ" constraint): Ditto.
1989 ("j" constraint): Ditto.
1991 * config/rs6000/predicates.md (vsx_register_operand): New
1993 (vfloat_operand): New predicate for vector.md.
1994 (vint_operand): Ditto.
1995 (vlogical_operand): Ditto.
1996 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1997 (easy_vector_constant): Add VSX support.
1998 (altivec_indexed_or_indirect_operand): New predicate for
1999 recognizing Altivec style memory references with AND -16.
2001 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2002 for vector secondary reload support.
2003 (rs6000_vector_reg_class): Delete, replacing it with
2005 (rs6000_vsx_reg_class): Ditto.
2006 (rs6000_constraints): New array to hold the register classes of
2007 each of the register constraints that can vary at runtime.
2008 (builtin_mode_to_type): New static array for builtin function type
2010 (builtin_hash_table): New static hash table for builtin function
2012 (TARGET_SECONDARY_RELOAD): Define target hook.
2013 (TARGET_IRA_COVER_CLASSES): Ditto.
2014 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2015 registers are 128 bits if VSX memory reference instructions are used.
2016 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2018 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2019 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2020 Print several of the scheduling related parameters.
2021 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2022 rs6000_constraints instead of rs6000_vector_reg_class. Move
2023 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2024 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2025 Altivec. Add VSX support. Setup for secondary reload support on
2026 Altivec/VSX registers.
2027 (rs6000_override_options): Make power7 set the scheduling groups
2028 like the power5. Add support for new debug switches to override
2029 the scheduling defaults. Temporarily disable -mcpu=power7 from
2030 setting -mvsx. Add support for debug switches -malways-hint,
2031 -msched-groups, and -malign-branch-targets.
2032 (rs6000_buitlin_conversion): Add support for returning unsigned
2033 vector conversion functions to fix regressions due to stricter
2035 (rs6000_builtin_mul_widen_even): Ditto.
2036 (rs6000_builtin_mul_widen_odd): Ditto.
2037 (rs6000_builtin_vec_perm): Ditto.
2038 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2039 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2041 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2043 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2044 VSX types for bit operations. Changes to accomidate vector.md.
2045 (bdesc_2arg): Ditto.
2046 (bdesc_1arg): Ditto.
2047 (struct builtin_description_predicates): Rewrite predicate
2048 handling so that RTL describes the operation, instead of passing
2049 the instruction to be used as a string argument.
2050 (bdesc_altivec_preds): Ditto.
2051 (altivec_expand_predicate_builtin): Ditto.
2052 (altivec_expand_builtin): Ditto.
2053 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2054 statement for vsldoi support.
2055 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2056 (altivec_expand_st_builtin): Ditto.
2057 (paired_expand_builtin): Whitespace changes.
2058 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2059 builtin_mode_to_type table for secondary reload. Call
2060 builtin_function_type to build random builtin functions.
2061 (altivec_init_builtins): Change to use builtin_function_type to
2062 create builtin function types dynamically as we need them.
2063 (builtin_hash_function): New support for hashing the tree types
2064 for builtin function as we need it, rather than trying to build
2065 all of the trees that we need. Add initial preliminary VSX support.
2066 (builtin_function_type): Ditto.
2067 (builtin_function_eq): Ditto.
2068 (builtin_hash_struct): Ditto.
2069 (rs6000_init_builtins): Ditto.
2070 (rs6000_common_init_builtins): Ditto.
2071 (altivec_init_builtins): Ditto.
2072 (rs6000_common_init_builtins): Ditto.
2073 (enum reload_reg_type): New enum for simplifing reg classes.
2074 (rs6000_reload_register_type): Simplify register classes into GPR,
2075 Vector, and other registers. Altivec and VSX addresses in reload.
2076 (rs6000_secondary_reload_inner): Ditto.
2077 (rs6000_ira_cover_classes): New target hook, that returns the
2078 appropriate cover classes, based on -mvsx being used or not.
2079 (rs6000_secondary_reload_class): Add VSX support.
2080 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2081 (get_vsel_insn): Ditto.
2082 (rs6000_emit_vector_compare): Rewrite vector conditional support
2083 so that where we can, we use RTL operators, instead of blindly use
2085 (rs6000_emit_vector_select): Ditto.
2086 (rs6000_emit_vector_cond_expr): Ditto.
2087 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2088 (create_TOC_reference): Add -mdebug=addr support.
2089 (emit_frame_save): VSX loads/stores need register indexed addressing.
2091 * config/rs6000/rs6000.md: Include vector.md.
2093 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2096 support for V2DI, V2DF in logical, permute, select operations.
2098 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2099 switch for vsx/power7.
2100 (-mvsx-scalar-memory): Ditto.
2101 (-mvsx-align-128): Ditto.
2102 (-mallow-movmisalign): Ditto.
2103 (-mallow-df-permute): Ditto.
2104 (-msched-groups): Ditto.
2105 (-malways-hint): Ditto.
2106 (-malign-branch-targets): Ditto.
2108 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2110 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2111 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2112 (rs6000_vector_reg_class): Delete.
2113 (rs6000_vsx_reg_class): Ditto.
2114 (enum rs6000_reg_class_enum): New enum for the constraints that
2115 vary based on target switches.
2116 (rs6000_constraints): New array to hold the register class for all
2117 of the register constraints that vary based on the switches used.
2118 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2119 (enum rs6000_builtins): Add unsigned varients for the builtin
2120 declarations returned by target hooks for expanding multiplies,
2121 select, and permute operations. Add VSX builtins.
2122 (enum rs6000_builtin_type_index): Add entries for VSX.
2123 (V2DI_type_node): Ditto.
2124 (V2DF_type_node): Ditto.
2125 (unsigned_V2DI_type_node): Ditto.
2126 (bool_long_type_node): Ditto.
2127 (intDI_type_internal_node): Ditto.
2128 (uintDI_type_internal_node): Ditto.
2129 (double_type_internal_node): Ditto.
2131 * config/rs6000/altivec.md (whole file): Move all expanders to
2132 vector.md from altivec.md. Rename insn matching functions to be
2134 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2135 (altivec_vcmp*): Ditto.
2136 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2137 (VM): New iterator for moves that includes the VSX types.
2138 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2139 (altivec_vperm_<mode>_uns): New, for unsigned types.
2140 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2141 (altivec_eq<mode>): Ditto.
2142 (altivec_gt<mode>): Ditto.
2143 (altivec_gtu<mode>): Ditto.
2144 (altivec_eqv4sf): Ditto.
2145 (altivec_gev4sf): Ditto.
2146 (altivec_gtv4sf): Ditto.
2147 (altivec_vcmpbfp_p): Ditto.
2149 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2151 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2154 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2158 ASM_SHORT instead of .word.
2159 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2160 instead of .word in asm template.
2162 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2165 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2166 (process_bb_node_lives): Use it.
2168 * ira.c (setup_cover_and_important_classes): Don't setup
2169 ira_important_class_nums. Add cover classes to the end of
2171 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2173 (find_reg_class_closure): Use reorder_important_classes.
2175 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2177 * config/i386/i386.c (i386_ira_cover_classes): New function.
2178 (TARGET_IRA_COVER_CLASSES): Redefine.
2180 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2181 importance of order of cover classes in the array.
2183 2009-07-22 Diego Novillo <dnovillo@google.com>
2185 * tree-pass.h (TDF_EH): Define.
2186 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2187 contains TDF_EH, print the EH region number holding GS.
2188 * tree-dump.c (dump_options): Add "eh".
2189 * doc/invoke.texi: Document it.
2191 2009-07-22 Doug Kwan <dougkwan@google.com>
2193 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2195 2009-07-22 Michael Matz <matz@suse.de>
2197 PR tree-optimization/35229
2198 PR tree-optimization/39300
2200 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2201 (inhibit_phi_insertion): New function.
2202 (insert_into_preds_of_block): Call it for REFERENCEs.
2203 (init_pre): Initialize and finalize scalar evolutions.
2204 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2206 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2209 Use CONST_VECTOR_NUNITS to determine number of elements.
2211 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2213 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2214 (U, W): Constraints are now deprecated and will be removed if we
2216 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2218 ("prefetch"): Add the stcmh instruction for prefetching.
2219 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2221 (s390_short_displacement): Return always true if compiling for
2222 machines not providing the long displacement facility.
2223 (s390_mem_constraint): Support the new constraint letter Z.
2224 (s390_check_qrst_address): New function.
2226 2009-07-21 DJ Delorie <dj@redhat.com>
2228 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2231 2009-07-21 Jason Merrill <jason@redhat.com>
2233 * c-common.c (max_tinst_depth): Increase default to 1024.
2235 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2238 (vec_unpacku_float_lo_v4si): Ditto.
2240 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2244 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2245 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2246 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2248 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2250 PR tree-optimization/40813
2251 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2254 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2256 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2257 with a NOP_EXPR if needed.
2259 2009-07-21 Paul Brook <paul@codesourcery.com>
2261 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2262 Terminate debug dump with newline.
2264 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2266 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2267 Cast "1" to unsigned HOST_WIDE_INT.
2268 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2269 deposit length to the maximum length - lsb. Extend length if
2270 HOST_BITS_PER_WIDE_INT is 32.
2272 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2274 * cgraph.h (constant_pool_htab): New function.
2275 (constant_descriptor_tree): Move from varasm.c.
2276 * varasm.c (constant_pool_htab): New function.
2277 (constant_descriptor_tree): Move to cgraph.h.
2279 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2281 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2283 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2285 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2288 2009-07-20 Xinliang David Li <davidxl@google.com>
2290 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2292 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2294 * config/mips/mips.md (move_type): Add arith.
2295 (type): Handle arith.
2296 (zero_extendsidi2): Rename this into ...
2297 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2298 (zero_extendsidi2): New expander.
2299 (*zero_extendsidi2_dext): New pattern.
2301 2009-07-20 Nick Clifton <nickc@redhat.com>
2303 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2304 to set MIPS_ABI_DEFAULT.
2305 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2307 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2309 * tree-object-size.c (addr_object_size): Handle unions with
2310 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2312 PR tree-optimization/40792
2313 * tree.c (build_function_type_skip_args): Remove bogus assert.
2315 2009-07-20 Jan Hubicka <jh@suse.cz>
2316 Martin Jambor <mjambor@suse.cz>
2318 * cgraph.h (combined_args_to_skip): New field.
2319 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2320 combined_args_to_skip and args_to_skip.
2321 * tree-inline.c (update_clone_info): New function.
2322 (tree_function_versioning): Call update_clone_info.
2323 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2325 (cgraph_materialize_all_clones): More extensive dumping, working
2326 with combined_args_to_skip rather than args_to_skip.
2328 2009-07-20 Ira Rosen <irar@il.ibm.com>
2330 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2331 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2332 (get_initial_def_for_reduction): Likewise.
2333 (vectorizable_reduction): Skip the check of first operand in case
2334 of COND_EXPR. Add check that it is outer loop vectorization if
2335 nested cycle was detected. Call vectorizable_condition() for
2336 COND_EXPR. If reduction epilogue cannot be created do not fail for
2337 nested cycles (if it is not double reduction). Assert that there
2338 is only one type in the loop in case of COND_EXPR. Call
2339 vectorizable_condition() to vectorize COND_EXPR.
2340 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2341 Add parameters. Allow nested cycles if called from
2342 vectorizable_reduction(). Use reduction vector variable if provided.
2343 (vect_analyze_stmt): Call vectorizable_reduction() before
2344 vectorizable_condition().
2345 (vect_transform_stmt): Update call to vectorizable_condition().
2347 2009-07-20 Christian Bruel <christian.bruel@st.com>
2349 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2350 * doc/invoke.texi (-mfmovd): Likewise.
2351 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2353 2009-07-20 Jan Hubicka <jh@suse.cz>
2355 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2356 when handling SSA name.
2358 2009-07-19 Jan Hubicka <jh@suse.cz>
2360 PR tree-optimization/40676
2361 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2362 virtual PHIs in empty BBs.
2364 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2366 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2367 re-expanded the compound use gen_lowpart instead to convert to the
2370 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2372 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2373 OUTER_CONST arguments.
2374 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2375 the new wider mode will be masked off.
2376 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2378 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2380 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2381 high-order bits are zero.
2383 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2385 * combine.c (simplify_shift_const_1): Split code to determine
2387 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2388 new bits shifted in are identical to the old sign bit.
2390 2009-07-18 Richard Guenther <rguenther@suse.de>
2393 * gimplify.c (gimplify_call_expr): Reject code using results from
2394 functions returning void.
2396 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2398 * doc/md.texi: Document the new PowerPC "es" constraint.
2399 Document that "m" can include automodified addresses on this target,
2400 and explain how %U must be used. Extend the "Q" and "Z" documentation
2401 to suggest "es" as well as "m".
2402 * config/rs6000/constraints.md (es): New memory constraint.
2403 (Q, Z): Update strings to match new documentation.
2405 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2407 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2408 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2409 * config/rs6000/predicates.md (volatile_mem_operand): Use
2410 offsettable_nonstrict_memref_p.
2411 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2412 (*floatunssidf2_internal): Likewise.
2413 (*fix_truncdfsi2_internal): Likewise.
2414 (*fix_trunctfsi2_internal): Likewise.
2416 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2418 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2420 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2422 2009-07-17 Richard Guenther <rguenther@suse.de>
2425 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2426 (pass_warn_unused_result): Likewise.
2427 (TODO_set_props): Remove.
2428 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2430 (pass_diagnose_omp_blocks): Define.
2431 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2432 (c_gimple_diagnostics_recursively): Remove.
2433 (finish_function): Do not call it.
2434 (c_write_global_declarations): Continue after errors.
2435 Finalize the CU here.
2436 * c-gimplify.c (c_genericize): Do not gimplify here.
2437 * c-common.c (c_warn_unused_result): Move ...
2438 * tree-cfg.c (do_warn_unused_result): ... here.
2439 (run_warn_unused_result): New function.
2440 (gate_warn_unused_result): New function.
2441 (pass_warn_unused_result): New pass.
2442 * c-common.h (c_warn_unused_result): Remove.
2443 * flags.h (flag_warn_unused_result): Declare.
2444 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2445 * opts.c (flag_warn_unused_result): Initialize to false.
2446 * toplev.c (compile_file): Add comment.
2447 * omp-low.c (create_omp_child_function): Do not register
2448 the function with the frontend.
2449 (diagnose_omp_structured_block_errors): Prepare to be
2450 called as optimization pass.
2451 (gate_diagnose_omp_blocks): New function.
2452 (pass_diagnose_omp_blocks): New pass.
2453 * cgraph.h (cgraph_optimize): Remove.
2454 (cgraph_analyze_function): Likewise.
2455 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2456 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2457 before their parents here.
2458 (cgraph_finalize_function): Not here.
2459 (cgraph_analyze_function): Gimplify functions here.
2460 (cgraph_finalize_compilation_unit): Continue after errors.
2461 Optimize the callgraph from here.
2462 (cgraph_optimize): Make static.
2463 * langhooks.c (write_global_declarations): Finalize the CU.
2464 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2465 (gimplify_function_tree): Assert we gimplify only once.
2466 Set PROP_gimple_any property.
2467 * tree-nested.c (gimplify_all_functions): New function.
2468 (lower_nested_functions): Gimplify all nested functions.
2469 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2470 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2471 and pass_diagnose_omp_blocks after gimplification. Do not
2472 set TODO_set_props on all_lowering_passes.
2473 (execute_one_pass): Do not handle TODO_set_props.
2474 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2475 (gimplify.o): Add tree-pass.h dependency.
2476 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2477 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2478 (unsave_r): Likewise.
2479 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2482 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2484 * doc/service.texi (Service): Restore previously removed link,
2485 which isn't broken after all.
2487 2009-07-17 Richard Guenther <rguenther@suse.de>
2489 PR tree-optimization/40321
2490 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2491 PHI nodes to the maximal set.
2492 (make_values_for_phi): Add PHI arguments to the maximal set.
2493 (execute_pre): Dump PHI_GEN and the maximal set.
2495 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2498 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2501 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2503 * doc/extend.texi (Nested Functions): Replace broken link with
2505 * doc/service.texi (Service): Remove broken link.
2507 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2510 * builtins.c (expand_builtin_memcmp): Use loc instead of
2511 EXPR_LOCATION (exp).
2512 (expand_builtin_strncmp): Likewise.
2514 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2515 Manuel López-Ibáñez <manu@gcc.gnu.org>
2518 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2519 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2520 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2521 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2522 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2523 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2524 tree-inline.c, c-common.c, c-common.h, gimple.c,
2525 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2526 convert.c: Add location argument to fold_{unary,binary,ternary},
2527 fold_build[123], build_call_expr, build_size_arg,
2528 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2529 fold_build1_initializer, fold_build2_initializer,
2530 fold_build3_initializer, fold_build_call_array,
2531 fold_build_call_array_initializer, fold_single_bit_test,
2532 omit_one_operand, omit_two_operands, invert_truthvalue,
2533 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2534 combine_comparisons, fold_builtin_*, fold_call_expr,
2535 build_range_check, maybe_fold_offset_to_address, round_up,
2538 2009-07-16 Jason Merrill <jason@redhat.com>
2541 * c-common.c (c_common_reswords): Add __is_standard_layout
2543 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2544 * doc/implement-cxx.texi: New.
2545 * doc/gcc.texi: Include it.
2547 2009-07-16 DJ Delorie <dj@redhat.com>
2549 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2550 compares that may be indirectly affected by previous instructions.
2552 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2554 * builtins.c (do_mpc_arg2): New.
2555 (fold_builtin_2): Fold builtin cpow.
2556 * real.h (HAVE_mpc_pow): New.
2558 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2560 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2561 comparison to skip unprofitable schedule
2563 2009-07-16 Simon Baldwin <simonb@google.com>
2565 * gcc.c (option_map): New flag -no-canonical-prefixes.
2566 * (display_help): Print help text for new flag.
2567 * (process_command): Move options translation and language specifics
2568 and handle new flag early. Use it to set a function pointer to a
2569 prefix builder. Replace make_relative_prefix calls with calls to
2570 the function pointed to. Ignore new flag in regular options handling.
2571 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2573 2009-07-15 DJ Delorie <dj@redhat.com>
2575 * config/mep/mep.md (sibcall_internal): Change register to avoid
2577 (sibcall_value_internal): Likewise.
2579 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2581 PR rtl-optimization/40710
2582 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2584 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2586 * config/mips/mips.md (*extenddi_truncate<mode>,
2587 *extendsi_truncate<mode>): Change type attribute to move_type
2588 with shift_shift. Split out code handling exts from here ...
2589 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2591 (*extendhi_truncateqi): Change type attribute to move_type with
2592 shift_shift. Split out code handling exts from here ...
2593 (*extendhi_truncateqi_exts): ... to this new pattern.
2595 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2598 instead of "and" with inverted sign bit mask value. Use
2599 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2600 Allocate registers only for operand 4 and operand 5.
2602 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2605 * fold-const.c (fold_cond_expr_with_comparison): When folding
2606 < and <= to MIN, make sure the MIN uses the same type as the
2607 comparison's operands.
2609 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2611 * arm.md (ior_xor): New code iterator.
2612 (split for ior/xor with shift and zero-extend): New split pattern.
2613 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2615 2009-07-15 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2620 2009-07-15 Richard Guenther <rguenther@suse.de>
2623 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2625 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2627 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2628 handle 2.6.30 kernel.
2630 2009-07-15 DJ Delorie <dj@redhat.com>
2632 * config/mep/mep.md (sibcall_internal): Change register to allow
2633 for 24-bit addresses.
2634 (sibcall_value_internal): Likewise.
2636 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2638 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2639 that are enabled/disabled by the flags introduced by a previous patch.
2641 2009-07-14 DJ Delorie <dj@redhat.com>
2643 * config/mep/mep.md (sibcall_internal): Include non-toggling
2645 (sibcall_value_internal): Likewise.
2647 2009-07-14 Taras Glek <tglek@mozilla.com>
2648 Rafael Espindola <espindola@google.com>
2650 * doc/sourcebuild.texi: Document install-plugin target.
2651 * configure.ac: Added install-plugin target to language makefiles.
2652 * configure: Regenerate.
2653 * Makefile.in: (install-plugin): Install more headers,
2654 depend on lang.install-plugin.
2656 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2658 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2661 2009-07-14 DJ Delorie <dj@redhat.com>
2663 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2664 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2665 * config/mep/mep.md (sibcall_internal): Change test from
2666 mep_vliw_mode_match to mep_vliw_jmp_match.
2667 (sibcall_value_internal): Likewise.
2669 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/sse.md (copysign<mode>3): New expander.
2672 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2673 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2674 Use ix86_build_const_vector.
2675 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2676 IX86_BUILTIN_CPYSGNPD.
2677 (builtin_description): Add __builtin_ia32_copysignps and
2678 __builtin_ia32_copysignpd.
2679 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2680 and BUILT_IN_COPYSIGNF.
2682 2009-07-13 Jason Merrill <jason@redhat.com>
2684 * builtins.c (can_trust_pointer_alignment): New fn.
2685 (get_pointer_alignment): Factor it out from here.
2686 * tree.h: Declare it.
2688 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2690 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2693 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2697 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2699 2009-07-14 Richard Guenther <rguenther@suse.de>
2700 Andrey Belevantsev <abel@ispras.ru>
2703 * cfgexpand.c (partition_stack_vars): Do not bother to update
2704 alias information when not optimizing.
2706 2009-07-14 Richard Guenther <rguenther@suse.de>
2707 Andrey Belevantsev <abel@ispras.ru>
2709 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2710 (pt_solution_set): Likewise.
2711 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2712 * tree-ssa-structalias.c (pt_solution_set): New function.
2713 * final.c (rest_of_clean_state): Free SSA data structures.
2714 * print-rtl.c (print_decl_name): Remove.
2715 (print_mem_expr): Implement in terms of print_generic_expr.
2716 * alias.c (ao_ref_from_mem): New function.
2717 (rtx_refs_may_alias_p): Likewise.
2718 (true_dependence): Query alias-export info.
2719 (canon_true_dependence): Likewise.
2720 (write_dependence_p): Likewise.
2721 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2723 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2724 (mem_expr_equal_p): Use operand_equal_p.
2725 (set_mem_attributes_minus_bitpos): Do not use
2726 component_ref_for_mem_expr.
2727 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2728 (update_alias_info_with_stack_vars): Likewise.
2729 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2730 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2731 explicitly nor clear stmt operands.
2732 Free the decl-to-pointer map.
2733 * tree-optimize.c (execute_free_datastructures): Do not free
2734 SSA data structures here.
2735 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2736 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2737 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2739 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2741 2009-07-13 DJ Delorie <dj@redhat.com>
2743 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2744 unrolling at the right iteration count.
2746 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2749 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2751 * haifa-sched.c (rank_for_schedule): Introduced flags to
2752 enable/disable individual scheduling heuristics.
2753 * common.opt: Introduced flags to enable/disable individual
2754 heuristics in the scheduler.
2755 * doc/invoke.texi: Introduced flags to enable/disable individual
2756 heuristics in the scheduler.
2758 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2760 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2761 config/i386/mingw-tls.c.
2762 * config/i386/mingw-tls.c: Removed.
2764 2009-07-13 Ira Rosen <irar@il.ibm.com>
2766 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2767 checks access only relevant statements.
2768 (vectorizable_reduction): Likewise.
2770 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2772 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2773 just for 32-bit case.
2775 2009-07-12 Jan Hubicka <jh@suse.cz>
2777 PR tree-optimization/40585
2778 * except.c (expand_resx_expr): When there already is resume
2779 instruction, produce linked list.
2780 (build_post_landing_pads): Assert that resume is empty.
2781 (connect_post_landing_pads): Handle resume lists.
2782 (dump_eh_tree): Dump resume list.
2784 2009-07-12 Ira Rosen <irar@il.ibm.com>
2786 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2787 with additional argument.
2788 * tree-vectorizer.h (enum vect_def_type): Add
2789 vect_double_reduction_def.
2790 (vect_is_simple_reduction): Add argument.
2791 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2793 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2794 vect_is_simple_reduction with additional argument.
2795 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2797 (reduction_code_for_scalar_code): Handle additional codes by
2798 returning ERROR_MARK for them. Fix comment and indentation.
2799 (vect_is_simple_reduction): Fix comment, add argument to specify
2800 double reduction. Detect double reduction.
2801 (get_initial_def_for_induction): Fix indentation.
2802 (get_initial_def_for_reduction): Fix comment and indentation.
2803 Handle double reduction. Create initial definitions that do not
2804 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2805 (vect_create_epilog_for_reduction): Fix comment, add argument to
2806 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2807 epilogue result extraction. Create double reduction phi node and
2808 replace relevant uses.
2809 (vectorizable_reduction): Call vect_is_simple_reduction with
2810 additional argument. Fix indentation. Update epilogue code treatment
2811 according to the changes in reduction_code_for_scalar_code. Check
2812 for double reduction. Call vect_create_epilog_for_reduction with
2813 additional argument.
2814 * tree-vect-stmts.c (process_use): Handle double reduction, update
2816 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2817 (vect_get_vec_def_for_operand): Likewise.
2819 2009-07-12 Danny Smith <dansmister@gmail.com>
2821 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2822 dllexport if !TREE_PUBLIC.
2823 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2825 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2827 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2828 (avr_extra_arch_macro) Remove declatation.
2829 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2830 (avr_extra_arch_macro) Declare as static.
2831 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2833 2009-07-11 Jan Hubicka <jh@suse.cz>
2836 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2838 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2841 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2842 cold_in_std_section bits.
2843 (dwarf2out_begin_prologue): Initialize them.
2844 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2845 if already covered by text_section or cold_text_section range.
2847 PR rtl-optimization/40667
2848 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2849 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2850 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2851 * config/i386/i386.c (ix86_minimum_alignment): New function.
2852 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2853 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2854 * emit-rtl.c (gen_reg_rtx): Likewise.
2855 * function.c (assign_parms): Likewise. If nominal_type needs
2856 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2857 rather than passed_type's alignment.
2860 * function.c (assign_parm_setup_stack): Adjust
2861 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2862 from nominal_mode on big endian.
2864 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2866 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2868 2009-07-10 DJ Delorie <dj@redhat.com>
2870 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2872 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2874 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2876 (thumb2_cbnz): Likewise.
2878 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2881 * config.gcc (supported_defaults): Add synci.
2882 (with_synci): Add validation.
2883 (all_defaults): Add synci.
2884 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2887 * config/mips/mips.opt (msynci): New option.
2888 * config/mips/mips.c (mips_override_options): Warn on use of
2889 -msynci for targets that do now support it.
2890 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2892 * gcc/doc/invoke.texi (-msynci): Document the new option.
2893 * doc/install.texi (--with-synci): Document the new option.
2895 2009-07-10 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/40496
2898 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2899 the PHI result with a compatible type.
2901 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2905 * c.opt (Wunused-result): New.
2906 * doc/invoke.texi: Document it.
2907 * c-common.c (c_warn_unused_result): Use it.
2909 2009-07-09 DJ Delorie <dj@redhat.com>
2911 * targhooks.c (default_target_can_inline_p): Rename from
2912 default_target_option_can_inline_p.
2913 * targhooks.h (default_target_can_inline_p): Likewise.
2914 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2915 TARGET_OPTION_CAN_INLINE_P.
2916 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2917 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2918 (mep_target_can_inline_p): Rename from
2919 mep_target_option_can_inline_p.
2922 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2923 registers used to pass vectors.
2925 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2927 2009-07-09 Tom Tromey <tromey@redhat.com>
2929 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2930 * config/mmix/mmix.c: Include dwarf2.h.
2931 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2932 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2933 * config/sh/sh.c: Include dwarf2.h.
2934 * config/i386/i386.c: Include dwarf2.h.
2935 * Makefile.in (DWARF2_H): Remove 'elf'.
2936 * except.c: Include dwarf2.h.
2937 * unwind-dw2.c: Include dwarf2.h.
2938 * dwarf2out.c: Include dwarf2.h.
2939 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2940 * unwind-dw2-fde.c: Include dwarf2.h.
2941 * dwarf2asm.c: Include dwarf2.h.
2943 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2945 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2946 (max_issue): Use it.
2947 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2949 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2950 (region_sched_info): Update.
2951 * sched-ebb.c (ebb_sched_info): Update.
2952 * modulo-sched.c (sms_sched_info): Update.
2953 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2955 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2957 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2959 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2961 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2963 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2966 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2967 arg1 with arg01 if arg1 is already INTEGER_CST.
2969 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2971 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2972 Transform (and (truncate)) into (truncate (and)).
2974 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2976 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2977 creating LHS paradoxical subregs. Fix surrounding returns to
2978 use NULL_RTX rather than 0.
2980 2009-07-08 DJ Delorie <dj@redhat.com>
2982 * config/mep/mep.c: (mep_option_can_inline_p): New.
2983 (TARGET_OPTION_CAN_INLINE_P): Define.
2985 2009-07-08 Mark Wielaard <mjw@redhat.com>
2988 * dwarf2out.c (add_data_member_location_attribute): When we have
2989 only a constant offset don't emit a new location description using
2990 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2993 2009-07-08 Richard Henderson <rth@redhat.com>
2996 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2997 (enum reg_class): Add CLOBBERED_REGS.
2998 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2999 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3000 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3001 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3002 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3003 force 64-bit sibcalls into R11.
3004 * config/i386/constraints.md (U): New constraint.
3005 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3006 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3007 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3009 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3011 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3013 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3014 * ebitmap.h (dump_ebitmap): Ditto.
3015 * optabs.h (optab_libfunc): Ditto.
3016 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3017 * tree-flow.h (vect_can_force_dr_alignment_p,
3018 get_vectype_for_scalar_type): Ditto.
3019 (vectorize_loops): Move prototype to ...
3020 * tree-vectorizer.h: ... here. Also, adjust comment.
3021 (vect_set_verbosity_level): Remove duplicate prototype.
3022 * tree-ssa-loop.c: Include tree-vectorizer.h.
3023 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3025 2009-07-08 Nick Clifton <nickc@redhat.com>
3027 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3030 2009-07-08 DJ Delorie <dj@redhat.com>
3032 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3033 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3034 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3036 * config/mep/intrinsics.md: Regenerated.
3037 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3038 registers when asm() or calls are detected.
3040 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3043 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3045 * gimple (gimple_build_call_from_tree): Likewise.
3046 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3047 no_warning flag before warning.
3049 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3051 * tree.c (set_expr_locus): Remove.
3052 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3053 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3055 * gimplify.c (internal_get_tmp_var): Likewise.
3056 (gimplify_call_expr): Likewise.
3057 (gimplify_one_sizepos): Likewise.
3059 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3062 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3063 to variables for debugging purposes.
3065 2009-06-23 Mark Loeser <mark@halcy0n.com>
3068 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3070 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3072 * pretty-print.c (pp_base_format): Remove %J.
3073 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3074 gcc_cxxdiag_char_table): Likewise.
3075 (init_dynamic_diag_info): Likewise.
3077 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3079 * pretty-print.c (pp_base_format): Remove %H.
3080 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3081 gcc_cxxdiag_char_table): Likewise.
3082 (init_dynamic_diag_info): Likewise.
3083 * config/mep/mep.c (mep_select_section): Likewise.
3085 2009-07-07 Duncan Sands <baldrick@free.fr>
3087 * final.c (pass_clean_state): Give the pass a name.
3088 * passes.c (pass_rest_of_compilation): Likewise.
3089 * tree-optimize.c (pass_all_optimizations): Likewise.
3091 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3093 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3094 an extra 'decl' for error_at.
3096 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3099 * tree-tailcall.c (adjust_return_value_with_ops,
3100 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3101 if it has complex or vector type.
3103 2009-07-07 Olivier Hainque <hainque@adacore.com>
3105 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3108 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3110 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3112 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3114 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3115 * c-decl.c: Likewise.
3116 * function.c: Likewise.
3117 * varasm.c: Likewise.
3118 * tree-ssa.c: Likewise.
3119 * c-common.c: Likewise.
3120 * tree-cfg.c: Likewise.
3121 * config/spu/spu.c: Likewise.
3122 * config/ia64/ia64.c: Likewise.
3123 * config/v850/v850.c: Likewise.
3125 2009-07-06 DJ Delorie <dj@redhat.com>
3127 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3128 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3129 unspecified accesses to control registers.
3130 * config/mep/intrinsics.md: Regenerate.
3131 * config/mep/intrinsics.h: Regenerate.
3132 * config/mep/mep-intrin.h: Regenerate.
3134 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3136 * c-lex.c: Replace %H by an explicit location. Update all calls.
3137 * c-common.c: Likewise.
3138 * c-decl.c: Likewise.
3139 * c-typeck.c: Likewise.
3140 * fold-const.c: Likewise.
3141 * gimplify.c: Likewise.
3143 * tree-cfg.c: Likewise.
3144 * tree-ssa-loop-niter.c: Likewise.
3145 * tree-vrp.c: Likewise.
3146 * value-prof.c: Likewise.
3148 2009-07-06 Diego Novillo <dnovillo@google.com>
3150 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3151 if it has one. Handle cases where VAR does not have an
3152 annotation or cfun is NULL.
3154 2009-07-06 Diego Novillo <dnovillo@google.com>
3156 * tree.c: Include debug.h.
3157 (initialize_tree_contains_struct): New.
3158 (init_ttree): Call it.
3159 (tree_node_structure_for_code): Factor out of ...
3160 (tree_node_structure): ... here.
3161 * treestruct.def (TS_PHI_NODE): Remove.
3162 (TS_GIMPLE_STATEMENT): Remove.
3164 2009-07-06 Diego Novillo <dnovillo@google.com>
3166 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3167 (debug_tree_chain): Handle cycles.
3169 2009-07-06 Nick Clifton <nickc@redhat.com>
3170 DJ Delorie <dj@redhat.com>
3172 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3173 __FMOVD_ENABLED__ is defined.
3175 (TARGET_FMOVD): Provide a default definition.
3176 (MASK_FMOVD): Likewise.
3177 (TARGET_CPU_CPP_BUILTINS): Define
3178 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3179 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3180 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3181 (split for DF load from memory into register): Also handle
3182 MEMs which consist of REG+DISP addressing.
3183 (split for DF store from register to memory): Likewise.
3184 (movsf_ie): Always use single fp_mode.
3185 * config/sh/sh.c (sh_override_options): Do not automatically
3186 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3187 that to the -mfmovd command line switch.
3188 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3189 (fldi_ok): Always allow.
3190 * config/sh/sh.opt (mfmovd): Remove this switch.
3191 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3193 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3194 Kaz Kojima <kkojima@gcc.gnu.org>
3196 PR rtl-optimization/30807
3197 * postreload.c (reload_combine): For every new use of REG_SUM,
3198 record the use of BASE.
3200 2009-07-06 Jan Hubicka <jh@suse.cz>
3202 * params.def: Revert my accidental commit at 2009-06-30.
3204 2009-07-04 Ian Lance Taylor <iant@google.com>
3207 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3209 (mingw_format_attribute_overrides): Likewise.
3211 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3214 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3215 don't check cfa.reg. Instead of cfa.indirect use
3216 fde && fde->drap_reg != INVALID_REGNUM test.
3218 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3220 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3222 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3225 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3227 2009-07-03 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/40640
3230 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3233 2009-07-03 Jan Hubicka <jh@suse.cz>
3235 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3236 for size, reduce amount of inlining.
3238 2009-07-03 Richard Guenther <rguenther@suse.de>
3241 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3242 if t +- x is known to not overflow and the conversion widens the
3244 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3246 2009-07-03 Jan Hubicka <jh@suse.cz>
3248 * ipa-pure-const.c (analyze): Update loop optimizer init.
3249 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3250 try_remove_empty_loop, remove_empty_loops): Remove.
3251 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3252 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3253 to mark regular loops as neccesary.
3254 (degenerate_phi_p): New function.
3255 (propagate_necessity, remove_dead_phis): Use it.
3256 (forward_edge_to_pdom): Likewise.
3257 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3258 virtual PHI nodes that became unreachable.
3259 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3260 * tree-flow.h (remove_empty_loops): Remove.
3261 * passes.c (init_optimization_passes): Remove.
3263 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3266 can_create_pseudo_p.
3267 (*fix_trunc<mode>_i387_1): Ditto.
3268 (*floathi<mode>2_1): Ditto.
3269 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3270 (*fistdi2_1): Ditto.
3271 (*fist<mode>2_1): Ditto.
3272 (frndintxf2_floor): Ditto.
3273 (*fist<mode>2_floor_1): Ditto.
3274 (frndintxf2_ceil): Ditto.
3275 (*fist<mode>2_ceil_1): Ditto.
3276 (frndintxf2_trunc): Ditto.
3277 (frndintxf2_mask_pm): Ditto.
3278 (fxam<mode>2_i387_with_temp): Ditto.
3279 * config/i386/sse.md (mulv16qi3): Ditto.
3280 (*sse2_mulv4si3): Ditto.
3282 (sse4_2_pcmpestr): Ditto.
3283 (sse4_2_pcmpistr): Ditto.
3285 2009-07-03 Jan Hubicka <jh@suse.cz>
3287 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3288 (mark_stmt_necessary): Set it.
3289 (mark_operand_necessary): Set it.
3290 (mark_control_dependent_edges_necessary): Set it.
3291 (mark_virtual_phi_result_for_renaming): New function.
3292 (get_live_post_dom): New function.
3293 (forward_edge_to_pdom): New function.
3294 (remove_dead_stmt): Fix handling of control dependences.
3295 (tree_dce_init): Init new bitmap.
3296 (tree_dce_done): Free it.
3298 2009-07-02 Richard Guenther <rguenther@suse.de>
3301 * tree-ssa-structalias.c (new_var_info): Initialize
3304 2009-07-02 Jan Hubicka <jh@suse.cz>
3306 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3309 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3311 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3312 instead of recomputing it. Adjust calls.
3313 (emit_store_flag): Adjust recursive calls.
3315 2009-07-02 Richard Guenther <rguenther@suse.de>
3317 * tree-ssa-live.c (remove_unused_locals): Do not remove
3319 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3320 of DECL_EXTERNAL for HEAP variables.
3321 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3322 HEAP variables. Do not adjust RESTRICT vars.
3323 (find_what_var_points_to): Nobody cares if something
3326 2009-07-02 Ben Elliston <bje@au.ibm.com>
3328 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3329 pc_low and pc_high declarations to the top of the function.
3331 2009-07-01 DJ Delorie <dj@redhat.com>
3333 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3335 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3336 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3337 unspecified accesses to control registers.
3338 * config/mep/intrinsics.md: Regenerate.
3339 * config/mep/intrinsics.h: Regenerate.
3340 * config/mep/mep-intrin.h: Regenerate.
3342 2009-07-01 Anthony Green <green@moxielogic.com>
3344 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3345 instruction when possible.
3346 (moxie_expand_prologue): Ditto. Also, save an instruction and
3347 some complexity by popping off of $r12 instead of $sp.
3348 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3351 2009-07-01 Richard Henderson <rth@redhat.com>
3354 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3355 contained no insns, reposition note before last insn.
3357 2009-07-01 Richard Henderson <rth@redhat.com>
3360 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3361 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3363 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3366 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3367 darwin9 for printing reg addresses with %y.
3369 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3371 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3372 truncation from operands in binary operations.
3374 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3377 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3378 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3379 subreg of op0 to the original op0.
3381 * expmed.c (store_bit_field_1): Use a temporary as the destination
3382 instead of a paradoxical subreg when we need to truncate the result.
3384 2009-07-01 DJ Delorie <dj@redhat.com>
3386 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3387 names to VLIW variants.
3388 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3389 * config/mep/intrinsics.md: Regenerate.
3390 * config/mep/intrinsics.h: Regenerate.
3391 * config/mep/mep-intrin.h: Regenerate.
3393 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3396 * jump.c (returnjump_p): Revert last patch.
3397 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3399 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3402 * pa.md (casesi32p): Use jump table label to determine the offset
3404 (casesi64p): Likewise.
3406 * pa.c (forward_branch_p): Return bool type. Use instruction
3407 addresses when available. Assert that INSN has a jump label.
3408 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3411 2009-07-01 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/19831
3414 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3415 that only act as barriers do not make any previous stores necessary.
3416 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3417 HEAP variables global, do not add a constraint from nonlocal.
3418 (find_func_aliases): Handle escapes through return statements.
3419 (compute_points_to_sets): Make escaped HEAP variables global.
3421 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3424 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3425 after reducing a DImode cstore to SImode.
3427 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3429 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3430 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3432 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3434 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3435 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3437 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3438 and umod_optab if TARGET_BSD_DIVMOD.
3439 * config/vax/lib1funcs.asm: New file.
3440 * config/vax/t-linux: New file.
3441 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3443 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3446 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3447 to type arguments that have void type.
3450 * dwarf2out.c (gen_formal_parameter_die): Call
3451 equate_decl_number_to_die if node is different from origin.
3453 2009-06-30 Anthony Green <green@moxielogic.com>
3455 Clean up moxie port for --enable-build-with-cxx.
3456 * config/moxie/moxie.c (moxie_function_value): First two
3457 parameters are const_tree, not tree.
3458 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3459 (REG_CLASS_NAMES): Ditto.
3460 (REGNO_REG_CLASS): Ditto.
3461 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3462 (moxie_function_value): Fix constyness of arguments.
3464 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3466 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3467 finalize_size_functions before further processing.
3468 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3469 (variable_size): Call self_referential_size on size expressions
3470 that contain a PLACEHOLDER_EXPR.
3471 (size_functions): New static variable.
3472 (copy_self_referential_tree_r): New static function.
3473 (self_referential_size): Likewise.
3474 (finalize_size_functions): New global function.
3475 * tree.c: Include tree-inline.h.
3476 (push_without_duplicates): New static function.
3477 (find_placeholder_in_expr): New global function.
3478 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3480 <tcc_expression>: Likewise.
3481 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3482 the call in the expression.
3483 * tree.h (finalize_size_functions): Declare.
3484 (find_placeholder_in_expr): Likewise.
3485 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3486 (substitute_placeholder_in_expr): Update comment.
3487 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3489 (copy_tree_body_r): Likewise.
3490 (copy_tree_body): New static function.
3491 (maybe_inline_call_in_expr): New global function.
3492 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3493 (maybe_inline_call_in_expr): Declare.
3494 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3495 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3498 2009-06-30 Richard Guenther <rguenther@suse.de>
3500 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3502 (propagate_necessity): Do not mark reaching defs of stores
3505 2009-06-30 Jan Hubicka <jh@suse.cz>
3507 * cfgloopanal.c (check_irred): Move into ...
3508 (mark_irreducible_loops): ... here; return true if ireducible
3510 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3511 (analyze_function): Try to prove loop finiteness.
3512 * cfgloop.h (mark_irreducible_loops): Update prototype.
3513 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3515 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3517 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3519 2009-06-30 Ira Rosen <irar@il.ibm.com>
3521 PR tree-optimization/40542
3522 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3525 2009-06-30 Martin Jambor <mjambor@suse.cz>
3527 PR tree-optimization/40582
3528 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3529 than useless_type_conversion_p.
3530 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3533 2009-06-30 Martin Jambor <mjambor@suse.cz>
3536 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3538 2009-06-30 Richard Guenther <rguenther@suse.de>
3540 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3541 use ao_ref references.
3542 (walk_aliased_vdefs): Likewise.
3543 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3544 * tree-ssa-dce.c (struct ref_data): Remove.
3545 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3546 (mark_aliased_reaching_defs_necessary): Adjust.
3547 (mark_all_reaching_defs_necessary_1): Likewise.
3549 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3552 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3553 (emit_store_flag_1): Extract from emit_store_flag, adjust
3554 calls to (what now is) emit_cstore.
3555 (emit_store_flag): Call emit_store_flag_1 and also use it
3556 for what used to be recursive calls.
3558 2009-06-30 Wei Guozhi <carrot@google.com>
3561 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3562 if the target bb post dominates from bb.
3563 * config/i386/i386.c (memory_address_length): Check existence of base
3564 register before using it.
3566 2009-06-30 Nick Clifton <nickc@redhat.com>
3567 DJ Delorie <dj@redhat.com>
3569 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3570 __FMOVD_ENABLED__ is defined.
3572 (TARGET_FMOVD): Provide a default definition.
3573 (MASK_FMOVD): Likewise.
3574 (TARGET_CPU_CPP_BUILTINS): Define
3575 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3576 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3577 two fmov instructions depending upon whether TARGET_FMOVD is
3579 (split for DF load from memory into register): Also handle
3580 MEMs which consist of REG+DISP addressing.
3581 (split for DF store from register to memory): Likewise.
3582 * config/sh/sh.opt (mfmovd): Remove this switch.
3583 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3584 * config/sh/sh.c (sh_override_options): Do not automatically
3585 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3586 that to the -mfmovd command line switch.
3588 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3590 (fldi_ok): Always allow.
3591 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3593 2009-06-29 DJ Delorie <dj@redhat.com>
3595 * doc/install.texi (mep-x-elf): Correct chip's full name.
3597 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3599 * doc/extend.texi: Fix typo.
3601 2009-06-29 Tom Tromey <tromey@redhat.com>
3604 * Makefile.in (DWARF2_H): New variable.
3606 (dwarf2out.o): Likewise.
3607 (dwarf2asm.o): Likewise.
3608 * config/i386/t-i386: Use DWARF2_H.
3609 * except.c: Include elf/dwarf2.h.
3610 * unwind-dw2.c: Include elf/dwarf2.h.
3611 * dwarf2out.c: Include elf/dwarf2.h.
3612 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3613 <dtprel>: New field.
3614 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3615 (size_of_loc_descr): Likewise.
3616 (output_loc_operands_raw): Likewise.
3617 (output_loc_operands): Handle new dtprel field.
3618 (loc_checksum): Update.
3619 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3620 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3621 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3622 * dwarf2asm.c: Include elf/dwarf2.h.
3623 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3624 * config/mmix/mmix.c: Include elf/dwarf2.h.
3625 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3626 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3627 * config/sh/sh.c: Include elf/dwarf2.h.
3628 * config/i386/i386.c: Include elf/dwarf2.h.
3630 2009-06-29 DJ Delorie <dj@redhat.com>
3632 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3634 * doc/extend.texi: Add MeP attributes and pragmas.
3635 * doc/invoke.text: Add MeP Options.
3636 * doc/contrib.texi: Add MeP contribution.
3637 * doc/md.texi: Add MeP constraints.
3638 * doc/install.texi: Add MeP target.
3640 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3642 * target.h (struct gcc_target): Add frame_pointer_required field.
3643 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3644 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3645 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3647 * reload1.c (update_eliminables): (Ditto.).
3648 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3649 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3650 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3652 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3654 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3655 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3656 (arm_frame_pointer_required): New function.
3658 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3659 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3660 (avr_frame_pointer_required_p): Declare as static.
3661 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3663 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3664 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3665 (bfin_frame_pointer_required): Make as static, change return type
3667 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3669 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3670 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3671 (cris_frame_pointer_required): New function.
3673 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3675 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3676 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3677 (fr30_frame_pointer_required): New function.
3679 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3680 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3681 (frv_frame_pointer_required): Make as static, change return type
3683 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3685 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3686 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3687 (ix86_frame_pointer_required): Make as static, change return type to
3689 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3691 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3692 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3694 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3696 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3698 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3700 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3701 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3702 (mips_frame_pointer_required): Make as static.
3703 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3705 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3706 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3707 (mmix_frame_pointer_required): Mew function.
3709 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3710 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3712 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3714 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3716 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3718 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3719 (CAN_ELIMINATE): Redefine.
3720 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3721 (sparc_frame_pointer_required): New function.
3722 (sparc_can_eliminate): New function.
3723 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3725 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3726 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3728 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3729 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3730 (xtensa_frame_pointer_required): Make as static, change return type
3732 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3735 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3737 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3738 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3739 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3740 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3741 (register_callback): Handle PLUGIN_START_UNIT.
3742 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3744 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3746 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3748 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3749 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3751 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3753 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3756 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3758 * doc/extend.texi (Additional Floating Types): __float128 is also
3759 supported on i386 targets.
3761 2009-06-29 Richard Guenther <rguenther@suse.de>
3764 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3766 (pt_solutions_same_restrict_base): Declare.
3767 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3769 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3770 (make_constraint_from, make_copy_constraint): Move earlier.
3771 (make_constraint_from_heapvar): New function.
3772 (make_constraint_from_restrict): Likewise.
3773 (handle_lhs_call): Use it.
3774 (find_func_aliases): Use it to track conversions to restrict
3776 (struct fieldoff): Add only_restrict_pointers flag.
3777 (push_fields_onto_fieldstack): Initialize it.
3778 (create_variable_info_for): Track global restrict qualified pointers.
3779 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3780 Track restrict qualified pointer arguments.
3781 (set_uids_in_ptset): Use varinfo is_global_var flag.
3782 (find_what_var_points_to): Set the vars_contains_restrict flag.
3783 Always create the points-to solution for sets including restrict tags.
3784 (pt_solutions_same_restrict_base): New function.
3785 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3786 qualified pointers use pt_solutions_same_restrict_base as
3787 additional source for disambiguation.
3789 2009-06-29 Richard Guenther <rguenther@suse.de>
3792 * alias.c (find_base_decl): Remove.
3793 (get_deref_alias_set_1): Remove restrict handling.
3794 * c-common.c (c_apply_type_quals_to_decl): Do not set
3795 DECL_POINTER_ALIAS_SET.
3796 * gimplify.c (find_single_pointer_decl_1): Remove.
3797 (find_single_pointer_decl): Likewise.
3798 (internal_get_tmp_var): Remove restrict handling.
3799 (gimple_regimplify_operands): Likewise.
3800 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3801 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3802 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3803 * tree.c (restrict_base_for_decl): Remove.
3804 (init_ttree): Do not allocate it.
3805 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3806 LABEL_DECL_UID for label decls.
3807 (copy_node_stat): Do not copy restrict information.
3808 (decl_restrict_base_lookup): Remove.
3809 (decl_restrict_base_insert): Likewise.
3810 (print_restrict_base_statistics): Likewise.
3811 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3812 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3813 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3814 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3815 (LABEL_DECL_UID): Adjust.
3816 (DECL_BASED_ON_RESTRICT_P): Remove.
3817 (DECL_GET_RESTRICT_BASE): Likewise.
3818 (SET_DECL_RESTRICT_BASE): Likewise.
3819 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3821 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3822 instead of DECL_POINTER_ALIAS_SET.
3823 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3824 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3825 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3827 2009-06-29 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/40579
3830 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3831 the IL to simplify has constants that overflowed.
3833 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3835 PR tree-optimization/40550
3836 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3837 vector_compute_type only when the size of vector_compute_type is
3838 less than the size of type.
3840 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3842 * fold-const.c (contains_label_1): Fix comments.
3843 (contains_label_p): Do not walk trees multiple time.
3845 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3847 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3848 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3849 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3850 ix86_fp_comparison_operator.
3851 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3852 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3853 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3854 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3855 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3856 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3857 (related splits): Change predicate to ix86_fp_comparison_operator.
3858 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3859 instead of ix86_fp_comparison_codes.
3860 (ix86_trivial_fp_comparison_operator,
3861 ix86_fp_comparison_operator): New.
3862 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3863 (ix86_expand_compare): Eliminate last two parameters.
3864 (ix86_fp_jump_nontrivial_p): Kill.
3865 * config/i386/i386.c (put_condition_code): Eliminate call to
3866 ix86_fp_comparison_codes and subsequent assertion.
3867 (ix86_fp_comparison_codes): Eliminate.
3868 (ix86_fp_swap_condition): New.
3869 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3870 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3871 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3872 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3873 and ix86_fp_swap_condition.
3874 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3875 Use ix86_fp_comparison_strategy.
3876 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3877 (ix86_fp_jump_nontrivial_p): Eliminate.
3878 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3879 call to ix86_expand_compare.
3880 (ix86_split_fp_branch, ix86_expand_setcc,
3881 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3882 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3884 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3886 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3887 related to jump_clobbers.
3888 * config/arm/arm.md (conds): Remove jump_clob case.
3889 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3890 splits): Change comparison_operator to arm_comparison_operator.
3891 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3894 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3896 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3897 condition for floating point modes.
3898 * expmed.c (emit_store_flag_1): Move here a bigger part
3900 (emit_store_flag): Try swapping the condition for floating point
3902 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3904 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3906 * expr.c (expand_expr_real_1): Just use do_store_flag.
3907 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3908 emit_store_flag_force.
3909 * expmed.c (emit_store_flag_force): Copy here trick
3910 previously in expand_expr_real_1. Try reversing the comparison.
3911 (emit_store_flag_1): Work if target is NULL.
3912 (emit_store_flag): Work if target is NULL, using the result mode
3913 from the comparison. Use split_comparison, restructure final part
3914 to simplify conditionals.
3916 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3918 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3919 * dojump.c (do_jump): Change handling of floating-point
3920 ops to use just do_compare_and_jump.
3921 (split_comparison): New.
3922 (do_compare_rtx_and_jump): Add here logic coming previously
3923 in do_jump, using split_comparison.
3925 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3928 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3930 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3932 * tree-ssa-alias.c: Fix unintentional commit.
3934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3936 * passes.c (execute_one_pass): Fix unintentional commit.
3938 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3940 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3941 (df_rd_local_compute, df_md_local_compute): Inline them.
3943 (df_md_scratch): New.
3944 (df_md_alloc, df_md_free): Allocate/free it.
3945 (df_md_local_compute): Only include live registers in init.
3946 (df_md_transfer_function): Prune the in-set computed by
3947 the confluence function, and the gen-set too.
3949 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3951 PR rtl-optimization/26854
3952 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3953 * df-problems.c (df_rd_add_problem): Fix comment.
3954 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3955 df_md_simulate_artificial_defs_at_top,
3956 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3957 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3958 df_md_transfer_function, df_md_init, df_md_confluence_0,
3959 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3960 problem_MD, df_md_add_problem): New.
3961 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3962 df_md_get_bb_info): New.
3963 (DF_LAST_PROBLEM_PLUS1): Adjust.
3965 * Makefile.in (fwprop.o): Include domwalk.h.
3966 * fwprop.c: Include domwalk.h.
3967 (reg_defs, reg_defs_stack): New.
3968 (bitmap_only_bit_between): Remove.
3969 (process_defs): New.
3970 (process_uses): Use reg_defs and local_md instead of
3971 bitmap_only_bit_between and local_rd.
3972 (single_def_use_enter_block): New, from build_single_def_use_links.
3973 (single_def_use_leave_block): New.
3974 (build_single_def_use_links): Remove code moved to
3975 single_def_use_enter_block, invoke domwalk.
3976 (use_killed_between): Adjust comment.
3978 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3980 * bitmap.h (bitmap_ior_and_into): New.
3981 * bitmap.c (bitmap_ior_and_into): New.
3983 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3985 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3986 before_dom_children_before_stmts and after_dom_children_after_stmts.
3987 Rename the two remaining callbacks to just before_dom_children and
3988 after_dom_children. Remove other GIMPLE statement walking bits.
3989 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3990 * graphite.c: Do not include domwalk.h.
3991 * tree-into-ssa.c (interesting_blocks): New global.
3992 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3993 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3994 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3995 now that they're not domwalk callbacks.
3996 (rewrite_initialize_block): Rename to...
3997 (rewrite_enter_block): ... this, place after called functions. Test
3998 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3999 (rewrite_finalize_block): Rename to...
4000 (rewrite_leave_block): ... this, place after called functions.
4001 (rewrite_update_init_block): Rename to...
4002 (rewrite_update_enter_block): ... this, place after called functions.
4003 Test interesting_blocks, call rewrite_update_stmt and
4004 rewrite_update_phi_arguments.
4005 (rewrite_update_fini_block): Rename to...
4006 (rewrite_leave_block): ... this, place after called functions.
4007 (rewrite_blocks): Remove last argument, simplify initialization of
4009 (mark_def_sites_initialize_block): Rename to...
4010 (mark_def_sites_block): ... this, call mark_def_sites.
4011 (mark_def_sites_blocks): Remove argument, simplify initialization of
4013 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4014 (update_ssa): Likewise.
4015 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4017 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4018 (dom_opt_initialize_block): Rename to...
4019 (dom_opt_enter_block): ... this, place after called functions. Walk
4020 statements here, inline propagate_to_outgoing_edges.
4021 (dom_opt_finalize_block): Rename to...
4022 (dom_opt_leave_block): ... this, place after called functions.
4023 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4025 (dse_enter_block, dse_record_phi): New.
4026 (dse_record_phis): Delete.
4027 (dse_finalize_block): Rename to...
4028 (dse_leave_block): ... this.
4029 (tree_ssa_dse): Simplify initialization of walk_data.
4030 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4031 Adjust initialization of walk_data.
4032 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4033 * tree-ssa-loop-phiopt.c (get_non_trapping):
4034 Adjust initialization of walk_data.
4035 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4036 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4037 it's not a domwalk callback.
4038 (uncprop_initialize_block): Rename to...
4039 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4040 (dse_finalize_block): Rename to...
4041 (dse_leave_block): ... this.
4042 (tree_ssa_uncprop): Simplify initialization of walk_data.
4043 * Makefile.in: Adjust dependencies.
4045 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4047 * arm.md (casesi): Fix test for Thumb1.
4048 (thumb1_casesi_internal_pic): Likewise.
4049 (thumb1_casesi_dispatch): Likewise.
4051 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4053 * config/arm/arm-cores.def: Added core cortex-m0.
4054 * config/arm/arm-tune.md: Regenerated.
4055 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4057 2009-06-26 DJ Delorie <dj@redhat.com>
4059 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4061 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4062 the scheduler doesn't tag jump insns.
4064 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4066 * c-decl.c (merge_decls): Re-indent.
4068 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4071 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4072 Special-case decimal float constants.
4074 2009-06-26 Richard Henderson <rth@redhat.com>
4076 * function.h (struct function): Add cannot_be_copied_reason,
4077 and cannot_be_copied_set.
4078 * tree-inline.c (has_label_address_in_static_1): Rename from
4079 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4080 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4081 don't set inline_forbidden_reason.
4082 (copy_forbidden): New function, split out of inline_forbidden_p.
4083 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4084 (inline_forbidden_p): Use copy_forbidden.
4085 (tree_versionable_function_p): Likewise.
4086 (inlinable_function_p): Merge into tree_inlinable_function_p.
4087 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4088 * ipa-cp.c (ipcp_versionable_function_p): New function.
4089 (ipcp_cloning_candidate_p): Use it.
4090 (ipcp_node_modifiable_p): Likewise.
4092 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4094 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4095 that is marked not to be inlined. Remove flag_mudflap use.
4096 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4097 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4099 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4102 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4103 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4105 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4107 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4109 (__mingwthr_remove_key_dtor): Likewise.
4111 2009-06-26 Richard Guenther <rguenther@suse.de>
4113 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4115 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4118 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4119 try the non-cond_exec path also.
4121 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4124 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4125 (output_cbranch): Use new functions.
4126 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4129 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4130 Pat Haugen <pthaugen@us.ibm.com>
4131 Revital Eres <ERES@il.ibm.com>
4133 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4134 for %c error. Add %x support to print VSX registers as a unified
4135 register set, instead of separate float and altivec registers.
4136 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4137 %y case, and add support for VSX pre-modify addresses.
4138 (output_toc): Add assert for CONST containing an integer constant
4140 (rs6000_adjust_cost): Add POWER7 support.
4141 (insn_must_be_first_in_group): Ditto.
4142 (insn_must_be_last_in_group): Ditto.
4143 (rs6000_emit_popcount): Ditto.
4144 (rs6000_vector_mode_supported_p): Ditto.
4146 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4147 Change some of the functions called by macros to being called
4148 through a pointer, so debug functions can be inserted if
4149 -mdebug=addr or -mdebug=cost.
4150 (rs6000_preferred_reload_class_ptr): Ditto.
4151 (rs6000_secondary_reload_class_ptr): Ditto.
4152 (rs6000_secondary_memory_needed_ptr): Ditto.
4153 (rs6000_cannot_change_mode_class_ptr): Ditto.
4154 (rs6000_secondary_reload_inner): Ditto.
4155 (rs6000_legitimize_reload_address): Ditto.
4156 (rs6000_legitimize_reload_address_ptr): Ditto.
4157 (rs6000_mode_dependent_address): Ditto.
4158 (rs6000_mode_dependent_address_ptr): Ditto.
4160 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4161 function to return true if the mode allows reg + integer
4163 (virtual_stack_registers_memory_p): New function to return true if
4164 the address refers to a virtual stack register.
4165 (rs6000_legitimate_offset_address_p): Move code to say whether a
4166 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4168 (rs6000_legitimate_address_p): Add checks for modes that only can
4169 do reg+reg addressing. Start adding VSX support.
4170 (rs6000_legitimize_reload_address): Ditto.
4171 (rs6000_legitimize_address): Ditto.
4172 (rs6000_debug_legitimate_address_p): New debug functions for
4173 -mdebug=addr and -mdebug=cost.
4174 (rs6000_debug_rtx_costs): Ditto.
4175 (rs6000_debug_address_costs): Ditto.
4176 (rs6000_debug_adjust_cost): Ditto.
4177 (rs6000_debug_legitimize_address): Ditto.
4178 (rs6000_legitimize_reload_address_ptr): Point to call normal
4179 function or debug function. Make functions called via pointer
4181 (rs6000_mode_dependent_address_ptr): Ditto.
4182 (rs6000_secondary_reload_class_ptr): Ditto.
4183 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4184 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4185 into a friendlier error.
4186 (rs6000_init_builtins): Add initial VSX support.
4187 (rs6000_adjust_cost): Fix some spacing issues.
4189 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4190 (REG_CLASS_NAMES): Ditto.
4191 (REG_CLASS_CONTENTS): Ditto.
4192 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4193 pointer, to add -mdebug=addr support.
4194 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4195 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4196 -mdebug=addr support.
4197 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4198 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4199 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4201 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4203 (bswapsi*): Set attribute types for load/store. Add combiner
4204 patterns to eliminate zero extend on 64-bit.
4205 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4206 stdbrx if the hardware supports those instructions.
4208 2009-06-25 Ian Lance Taylor <iant@google.com>
4210 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4211 (Link Options): Document -static-libstdc++.
4213 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4216 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4217 DATA_ALIGNMENT instead.
4219 2009-06-25 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4222 indirect references against the callused/escaped solutions.
4223 (call_may_clobber_ref_p_1): Likewise.
4225 2009-06-25 Martin Jambor <mjambor@suse.cz>
4227 PR tree-optimization/40493
4228 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4229 (enum unscalarized_data_handling): New type.
4230 (handle_unscalarized_data_in_subtree): Return what has been done.
4231 (load_assign_lhs_subreplacements): Handle left flushes differently.
4232 (sra_modify_assign): Use unscalarized_data_handling, simplified
4233 condition determining whether to remove the statement.
4235 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4237 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4238 excerpt - @ should be doubled for texinfo.
4240 2009-06-24 Ian Lance Taylor <iant@google.com>
4242 * config/arc/arc.c: Include "df.h".
4243 (arc_attribute_table): Make static. Move higher in file.
4244 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4245 (output_shift): Initialize n later to avoid warning.
4246 * config/arm/arm.c (arm_attribute_table): Make static. Move
4248 * config/avr/avr.c (avr_attribute_table): Make static. Move
4250 (reg_class_tab): Change array type from int to enum reg_class.
4251 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4253 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4254 (lshrhi3_out): Likewise.
4255 (class_likely_spilled_p): Change return type to bool.
4256 (avr_rtx_costs): Use local code variable with enum type.
4257 * config/avr/avr.md (movmemhi): Use add_reg_note.
4258 (andhi3, andsi3): Don't use AS2 with "and".
4259 (iorhi3, iorsi3): Don't use AS2 with "or".
4260 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4261 * config/crx/crx.c: Include "df.h".
4262 (crx_attribute_table): Make static.
4263 * config/m32r/m32r.c: Include "df.h".
4264 (m32r_attribute_table): Make static. Move higher in file.
4265 (pop): Use add_reg_note.
4266 (block_move_call): Change 0 to LCT_NORMAL in function call.
4267 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4268 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4269 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4270 declare, not just when TREE_CODE is defined.
4271 * config/m68hc11/m68hc11.c: Include "expr.h".
4272 (m68hc11_attribute_table): Make static. Move higher in file.
4273 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4275 (m68hc11_register_indirect_p): Likewise.
4276 (m68hc11_function_arg_padding): Change return type to enum
4278 (emit_move_after_reload): Use add_reg_note.
4279 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4280 (m68hc11_split_logical): Likewise.
4281 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4283 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4284 to VOIDmode in function call.
4285 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4287 (m68hc11_split_logical): Update declaration.
4288 (m68hc11_function_arg_padding): Update declaration.
4289 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4290 to array of enum reg_class.
4291 (mcore_attribute_table): Make static. Move higher in file.
4292 (mcore_rtx_costs): Add cast to enum type.
4293 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4294 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4295 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4297 * config/sh/predicates.md (trapping_target_operand): Rename and to
4299 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4301 * config/spu/spu.c (spu_attribute_table): Make static. Move
4303 * config/v850/v850.c (v850_attribute_table): Make static. Move
4305 (v850_rtx_costs): Use local code with enum type.
4306 (expand_epilogue): Add cast.
4307 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4309 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4312 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4313 -m2a-single-only and -m2a-nofpu.
4314 * config/sh/sh.opt: Document m2a generates FPU code.
4316 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4318 * defaults.h (CAN_ELIMINATE): Provide default.
4319 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4320 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4321 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4322 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4323 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4324 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4325 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4326 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4327 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4328 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4330 2009-06-24 DJ Delorie <dj@redhat.com>
4332 * mep-ext-cop.cpu: Fix copyright notice.
4333 * mep-default: Fix copyright notice.
4334 * mep-core: Fix copyright notice.
4335 * mep: Fix copyright notice.
4336 * mep-ivc2: Fix copyright notice.
4337 * mep-c5: Fix copyright notice.
4339 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4341 * doc/contrib.texi (Contributors):
4343 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4346 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4347 src and dst operands if necessary.
4349 2009-06-23 DJ Delorie <dj@redhat.com>
4352 * config.gcc: Add mep support.
4353 * recog.c: Resurrect validate_replace_rtx_subexp().
4354 * recog.h: Likewise.
4355 * config/mep/: Add new port:
4356 * config/mep/constraints.md: New file.
4357 * config/mep/default.h: New file.
4358 * config/mep/intrinsics.h: New file.
4359 * config/mep/intrinsics.md: New file.
4360 * config/mep/ivc2-template.h: New file.
4361 * config/mep/mep-c5.cpu: New file.
4362 * config/mep/mep-core.cpu: New file.
4363 * config/mep/mep-default.cpu: New file.
4364 * config/mep/mep-ext-cop.cpu: New file.
4365 * config/mep/mep-intrin.h: New file.
4366 * config/mep/mep-ivc2.cpu: New file.
4367 * config/mep/mep-lib1.asm: New file.
4368 * config/mep/mep-lib2.c: New file.
4369 * config/mep/mep-pragma.c: New file.
4370 * config/mep/mep-protos.h: New file.
4371 * config/mep/mep-tramp.c: New file.
4372 * config/mep/mep.c: New file.
4373 * config/mep/mep.cpu: New file.
4374 * config/mep/mep.h: New file.
4375 * config/mep/mep.md: New file.
4376 * config/mep/mep.opt: New file.
4377 * config/mep/predicates.md: New file.
4378 * config/mep/t-mep: New file.
4380 2009-06-23 Ian Lance Taylor <iant@google.com>
4382 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4383 from loose_warn into c_loose_warn and from strict_warn into
4384 c_strict_warn. Set and substitute warn_cxxflags. Check for
4385 --enable-build-with-cxx. Set and substitute
4386 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4387 * Makefile.in (CXXFLAGS): New variable.
4388 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4389 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4390 the default is the same as $(STRICT_WARN).
4391 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4392 (CXX): New variable.
4393 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4394 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4395 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4396 (HOST_LIBS): New variable.
4397 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4398 (ALL_CXXFLAGS): New variable.
4399 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4400 * doc/install.texi (Configuration): Document
4401 --enable-build-with-cxx, --with-stage1-ldflags,
4402 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4403 * configure: Rebuild.
4405 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4407 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4408 from previous commit.
4410 2009-06-23 Ian Lance Taylor <iant@google.com>
4412 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4414 2009-06-23 Ian Lance Taylor <iant@google.com>
4416 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4417 with ATTRIBUTE_UNUSED.
4419 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4420 Pat Haugen <pthaugen@us.ibm.com>
4421 Revital Eres <eres@il.ibm.com>
4423 * config.in (HAVE_AS_POPCNTD): Add default definition.
4424 (HAVE_AS_LWSYNC): Ditto.
4426 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4428 (gcc_cv_as_powerpc_cmpb): Ditto.
4429 (gcc_cv_as_powerpc_dfp): Ditto.
4430 (gcc_cv_as_powerpc_vsx): Ditto.
4431 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4432 supporting the popcntd/lwsync instructions.
4433 (gcc_cv_as_powerpc_lwsync): Ditto.
4434 * configure: Regenerate.
4436 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4437 -mcpu=native and -mcpu=power7.
4438 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4440 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4441 a variable instead of a mask to reduce the number of mask bits.
4442 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4443 (-mbit-word): Ditto.
4444 (-mregnames): Ditto.
4445 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4446 (-mfused-madd): Ditto.
4448 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4450 (-mvsx): New switch for VSX instructions.
4451 (-misel): Move from a variable to a mask to allow it to be set by
4454 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4455 function declaration to an array declaration.
4456 (rs6000_hard_regno_nregs): New external array declaration.
4458 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4459 files included by rs6000.md.
4461 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4462 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4464 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4466 (rs6000_debug_reg): New -mdebug= variables.
4467 (rs6000_debug_addr): Ditto.
4468 (rs6000_debug_cost): Ditto.
4469 (rs6000_pmode): New variable to hold Pmode.
4470 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4471 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4472 calculated at compiler start.
4473 (rs6000_hard_regno_nregs): Change function to an array which holds
4474 HARD_REGNO_NREGS calculated at compiler start.
4475 (rs6000_explicit_options): Delete isel field.
4476 (rs6000_vector_unit): New array to hold which vector unit
4477 supports arithmetic options for a given type.
4478 (rs6000_vector_mem): New array to hold which vector unit supports
4479 memory reference operations for a given type.
4480 (rs6000_vector_align): New array to given the alignment of each
4482 (power7_cost): New basic costs for power7.
4483 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4484 (rs6000_hard_regno_nregs_internal): New function, moved from
4485 HARD_REGNO_NREGS, to calculate the number of registers each hard
4486 register takes for each type.
4487 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4488 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4489 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4490 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4491 unit information here so it is calculated once at compiler startup
4493 (rs6000_override_options): Make -misel a target mask. Add more
4494 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4495 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4497 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4498 (rs6000_handle_option): Move -misel from variable to target mask.
4499 (rs6000_builtin_mask_for_load): Add VSX support.
4500 (rs6000_conditional_register_usage): Ditto.
4501 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4502 (function_arg_boundary): Ditto.
4503 (rs6000_expand_builtin): Ditto.
4504 (def_builtin): Make abort message a little friendlier.
4505 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4507 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4508 assembler support the popcntd instruction instead of a vsx
4509 instruction to enable power7 support.
4510 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4511 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4512 option to the assembler if -mcpu=native.
4513 (ASM_CPU_NATIVE_SPEC): Ditto.
4514 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4516 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4517 the lwsync instruction.
4518 (enum processor_type): Add PROCESSOR_POWER7.
4519 (rs6000_debug_reg): New -mdebug= options.
4520 (rs6000_debug_addr): Ditto.
4521 (rs6000_debug_cost): Ditto.
4522 (rs6000_isel): Delete.
4523 (enum rs6000_vector): New enum to say what vector unit we have.
4524 (VECTOR_UNIT_*): New macros to say which vector unit has
4525 arithmetic operations for a given type.
4526 (VECTOR_MEM_*): New macros to say which vector unit has memory
4527 operations for a given type.
4528 (TARGET_LDBRX): Whether the machine supports the ldbrx
4530 (TARGET_ISEL): Delete, -misel moved to be a mask.
4531 (TARGET_ISEL64): New macro for 64-bit isel support.
4532 (UNITS_PER_VSX_WORD): New macro.
4533 (POINTER_SIZE): Move to be an external variable, rather than
4534 calculating whether we are generating 32 ot 64-bit code.
4536 (STACK_BOUNDARY): Add VSX support.
4537 (LOCAL_ALIGNMENT): Ditto.
4538 (SLOW_UNALIGNED_ACCESS): Ditto.
4539 (VSX_REGNO_P): New macro for VSX support.
4540 (VFLOAT_REGNO_P): Ditto.
4541 (VINT_REGNO_P): Ditto.
4542 (VLOGICAL_REGNO_P): Ditto.
4543 (VSX_VECTOR_MODE): Ditto.
4544 (VSX_SCALAR_MODE): Ditto.
4546 (VSX_MOVE_MODE): Ditto.
4547 (VSX_REG_CLASS_P): Ditto.
4548 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4550 (UNITS_PER_SIMD_WORD): Add VSX support.
4551 (MODES_TIEABLE_P): Ditto.
4552 (STARTING_FRAME_OFFSET): Ditto.
4553 (STACK_DYNAMIC_OFFSET): Ditto.
4554 (EPILOGUE_USES): Ditto.
4555 (REGNO_REG_CLASS): Move to array lookup.
4556 (CLASS_MAX_NREGS): Ditto.
4557 (rs6000_vector_reg_class): Add declaration.
4558 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4559 overlap with the floating point and Altivec registers.
4561 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4563 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4564 give the appropriate asm switches if -mcpu=native.
4565 (host_detect_local_cpu): Add support for "asm".
4566 (host_detect_local_cpu): Follow GNU code guidelines for name.
4568 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4569 -mbit-word to a variable instead of being a target mask.
4571 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4572 emit the lwsync instruction instead of emitting the instruction as
4573 an integer constant.
4575 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4576 fixuns_trundfsi2, move expander into rs6000.md.
4578 * config/rs6000/rs6000.md (cpu): Add power7.
4579 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4580 (logical predicate patterns): Change the single instruction
4581 primitives that set CR0 to be fast_compare instead of compare.
4583 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4584 (popcntddi2): Ditto.
4585 (popcount<mode>): Ditto.
4586 (floating multiply/add insns): Name the floating point
4588 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4589 (isel_unsigned_<mode>): Ditto.
4590 (fixuns_trundfsi2): Move expander here from spe.md.
4591 (smindi3): Define if we have -misel on 64-bit systems.
4596 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4598 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4600 * config/avr/avr.c (avr_current_device): New variable.
4601 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4602 (avr_arch, mcu_type_s): Move to avr.h.
4603 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4604 default_data_section_start fields.
4605 (avr_arch): Moved from avr.c.
4606 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4607 library_name fields.
4608 (avr_current_device, avr_mcu_types, avr_arch_types,
4609 avr_device_to_arch, avr_device_to_data_start,
4610 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4611 (EXTRA_SPEC_FUNCTIONS): Define.
4612 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4613 options mapping. Use device_to_arch and device_to_data_start insted.
4614 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4615 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4616 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4617 * config/avr/driver-avr.c: New file.
4618 * config/avr/avr-devices.c: New file.
4620 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4622 * var-tracking.c (unshare_variable): Force initialized to
4623 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4624 (set_variable_part): Likewise.
4625 (struct variable_union_info): Remove pos_src field.
4626 (vui_vec, vui_allocated): New variables.
4627 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4628 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4629 == 1 use a simpler sorting algorithm. Compute pos field right
4630 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4631 Avoid quadratic comparison if !flag_var_tracking_uninit.
4632 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4633 unshare_variable unconditionally.
4634 (dataflow_set_different_2): Removed.
4635 (dataflow_set_different): Don't traverse second hash table.
4636 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4637 unconditionally to var_reg_set or var_mem_set.
4638 (emit_notes_in_bb): Likewise.
4639 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4641 (emit_note_insn_var_location): Don't set initialized to
4642 VAR_INIT_STATUS_INITIALIZED early.
4643 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4645 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4647 * tree-object-size.c (addr_object_size): Instead of checking
4648 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4649 are no FIELD_DECLs following it.
4651 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4653 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4654 order to match bswaps with signed source operands.
4656 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4658 * sdbout.c (sdbout_one_type): Fix braces in switch.
4660 2009-06-23 Richard Guenther <rguenther@suse.de>
4662 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4664 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4665 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4666 var_callused, callused_tree, var_storedanything, storedanything_tree,
4667 var_integer, integer_tree): Remove global variables.
4668 (new_var_info): Do not pass new id, append the new var to the
4669 global variable vector.
4670 (do_ds_constraint): Use is_global_var member of the variable-info.
4671 (new_scalar_tmp_constraint_exp): Adjust.
4672 (create_function_info_for): Likewise.
4673 (create_variable_info_for): Likewise.
4674 (find_what_var_points_to): Remove dead code.
4675 (init_base_vars): Simplify.
4676 (compute_points_to_sets): Adjust.
4678 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4680 * combine.c (try_combine): Dump information about the insns we're
4683 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4685 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4686 check when calling force_to_mode on TRUNCATE's operand.
4688 2009-06-22 Ian Lance Taylor <iant@google.com>
4690 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4692 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4694 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4696 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4698 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4699 override library linkage flags such as -static-libgcc or
4702 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4704 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4706 2009-06-22 Ian Lance Taylor <iant@google.com>
4708 * config/linux.opt: Put mglibc ahead of muclibc.
4710 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4711 for duplicate decls.
4713 2009-06-22 Matthias Klose <doko@ubuntu.com>
4715 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4717 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4720 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4721 instead of NULL if a parser error occurs.
4723 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4725 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4726 non-DWARF2_DEBUGGING_INFO version.
4728 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4730 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4731 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4733 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4734 (LIBGCC2_TF_CEXT): Define.
4737 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4740 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4742 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4744 * config/arm/arm.c (arm_override_options): Disable
4745 -mcaller-super-interworking and -mcallee-super-interworking.
4746 * doc/invoke.texi (ARM Options): Document this.
4748 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4750 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4751 * config/arm/constraints.md (j): New constraint for movw operands.
4752 (N): Remove thumb2 meaning.
4753 * config/arm/arm.md (*arm_movw): Delete.
4754 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4755 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4756 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4758 2009-06-22 Martin Jambor <mjambor@suse.cz>
4760 PR tree-optimization/40492
4761 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4762 build_ref_for_offset.
4764 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4766 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4767 JUMP_TABLE_DATA_P predicates where applicable.
4768 * auto-inc-dec.c: Ditto.
4769 * builtins.c: Ditto.
4770 * caller-save.c: Ditto.
4772 * cfgcleanup.c: Ditto.
4773 * cfglayout.c: Ditto.
4776 * combine-stack-adj.c: Ditto.
4782 * dwarf2asm.c: Ditto.
4783 * dwarf2out.c: Ditto.
4784 * emit-rtl.c: Ditto.
4790 * function.c: Ditto.
4793 * genpreds.c: Ditto.
4794 * genrecog.c: Ditto.
4796 * ira-costs.c: Ditto.
4797 * ira-lives.c: Ditto.
4800 * lower-subreg.c: Ditto.
4801 * modulo-sched.c: Ditto.
4803 * postreload.c: Ditto.
4804 * print-rtl.c: Ditto.
4813 * sched-vis.c: Ditto.
4815 * sel-sched-ir.c: Ditto.
4816 * simplify-rtx.c: Ditto.
4817 * targhooks.c: Ditto.
4818 * var-tracking.c: Ditto.
4819 * vmsdbgout.c: Ditto.
4821 2009-06-22 Matthias Klose <doko@ubuntu.com>
4823 * Makefile.in (install-plugin): Always use DESTDIR.
4825 2009-06-22 Olivier Hainque <hainque@adacore.com>
4827 * config/pa/pa.c (output_call): Don't optimize post call jumps
4828 into return address adjustments if the call may throw.
4830 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4832 * arm.c (thumb1_output_casesi): New function.
4833 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4834 optimizing for size or PIC.
4835 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4836 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4837 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4838 (thumb1_casesi_internal_pic): New expand rule.
4839 (thumb1_casesi_dispatch): New pattern.
4840 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4842 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4843 in the text seciton when PIC or optimizing for size.
4844 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4845 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4846 preservation properties of code.
4847 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4848 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4849 (__gnu_thumb1_case_si): New function.
4850 * t-arm (LIB1ASMSRC): Define here.
4851 (LIB1ASMFUNCS): Add some common functions.
4852 * t-arm-elf (LIB1ASMSRC): Delete.
4853 (LIB1ASMFUNCS): Append to existing set.
4854 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4855 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4856 * t-symbian (LIB1ASMFUNCS): Likewise.
4857 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4858 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4860 2009-06-21 Richard Guenther <rguenther@suse.de>
4862 PR tree-optimization/38729
4863 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4864 to loops with a single exit if -fno-expensive-optimizations.
4866 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4868 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4869 (dataflow_set): Change vars type from htab_t to shared_hash.
4870 (shared_hash_pool, empty_shared_hash): New variables.
4871 (vars_clear): Removed.
4872 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4873 shared_hash_find_slot_unshare, shared_hash_find_slot,
4874 shared_hash_find_slot_noinsert, shared_hash_find): New
4876 (shared_hash_unshare, shared_hash_destroy): New functions.
4877 (unshare_variable): Unshare set->vars if shared, use
4879 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4880 (get_init_value, find_src_set_src, dump_dataflow_set,
4881 clobber_variable_part, emit_notes_for_differences): Use
4883 (dataflow_set_init): Remove second argument, set vars to
4884 empty_shared_hash instead of creating a new htab.
4885 (dataflow_set_clear): Call shared_hash_destroy and set vars
4886 to empty_shared_hash instead of calling vars_clear.
4887 (dataflow_set_copy): Don't call vars_copy, instead just share
4888 the src htab with dst.
4889 (variable_union): Use shared_hash_*, use initially NO_INSERT
4890 lookup if set->vars is shared. Don't keep slot cleared before
4891 calling unshare_variable. Unshare set->vars if needed.
4892 Even ->refcount == 1 vars must be unshared if set->vars is shared
4893 and var needs to be modified.
4894 (variable_canonicalize): New function.
4895 (dataflow_set_union): If dst->vars is empty, just share src->vars
4896 with dst->vars and traverse with variable_canonicalize to canonicalize
4897 and unshare what is needed.
4898 (dataflow_set_different): If old_set and new_set use the same shared
4899 htab, they aren't different. If number of htab elements is different,
4900 htabs are different. Use shared_hash_*.
4901 (dataflow_set_destroy): Call shared_hash_destroy instead of
4903 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4904 second argument to dataflow_set_init.
4905 (vt_initialize): Likewise. Initialize shared_hash_pool and
4906 empty_shared_hash, move bb in/out initialization afterwards.
4907 Use variable_htab_free instead of NULL as changed_variables del hook.
4908 (variable_was_changed): Change type of second argument to pointer to
4909 dataflow_set. When inserting var into changed_variables, bump
4910 refcount. Unshare set->vars if set is shared htab and slot needs to
4912 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4913 lookup if set->vars is shared. Unshare set->vars if needed.
4914 Even ->refcount == 1 vars must be unshared if set->vars is shared
4915 and var needs to be modified. Adjust variable_was_changed caller.
4916 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4917 vars must be unshared if set->vars is shared and var needs to be
4918 modified. Adjust variable_was_changed caller.
4919 (emit_note_insn_var_location): Don't pool_free var.
4920 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4922 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4923 free_alloc_pool on shared_hash_pool.
4925 2009-06-20 Anthony Green <green@moxielogic.com>
4927 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4928 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4930 2009-06-20 Richard Guenther <rguenther@suse.de>
4932 * tree-ssa-structalias.c (find_func_aliases): For memset use
4933 a constraint from NULL if we memset to zero.
4934 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4935 we explicitly handle that do not read from memory.
4936 (call_may_clobber_ref_p_1): Properly handle builtins that may
4939 2009-06-20 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/40495
4942 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4943 (new_scalar_tmp_constraint_exp): New function.
4944 (process_constraint): Do not create temporary decls.
4945 (process_all_all_constraints): Likewise.
4946 (handle_const_call): Likewise.
4947 (create_function_info_for): Do not set decl.
4949 2009-06-19 Ian Lance Taylor <iant@google.com>
4951 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4952 (rs6000_attribute_table): Make static; move before use.
4954 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4956 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4957 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4958 Propagate the TREE_READONLY flag without overwriting it.
4959 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4960 Propagate the TREE_READONLY flag onto the result.
4961 (process_call_operands): Move around. Use correct constant value.
4963 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4966 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4967 * config/arm/arm.md: Likewise.
4969 2009-06-19 Ian Lance Taylor <iant@google.com>
4971 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4972 to GIMPLE_ERROR_MARK.
4974 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4975 op2_original_type parameters. Warn about using different enum types.
4976 * c-parser.c (c_parser_conditional_expression): Pass original
4977 types to build_conditional_expr.
4978 * c-tree.h (build_conditional_expr): Update declaration.
4980 2009-06-19 Ian Lance Taylor <iant@google.com>
4982 * config/i386/i386.c (ix86_function_specific_save): Test that
4983 fields match values, rather than testing the values are in a
4986 2009-06-19 Richard Guenther <rguenther@suse.de>
4988 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4990 (ptr_derefs_may_alias_p): Likewise.
4991 (ptr_deref_may_alias_ref_p_1): New function.
4992 (ptr_deref_may_alias_ref_p): Likewise.
4993 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4994 covered by looking at the ESCAPED solution.
4995 (call_may_clobber_ref_p_1): Likewise.
4996 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4997 Handle NULL_TREE offset. Do not produce redundant constraints.
4998 (process_all_all_constraints): New helper function.
4999 (do_structure_copy): Use it.
5000 (handle_lhs_call): Likewise.
5001 (find_func_aliases): Handle some builtins with pointer arguments
5002 and/or return values explicitly.
5004 2009-06-19 Ian Lance Taylor <iant@google.com>
5006 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5008 2009-06-19 Ian Lance Taylor <iant@google.com>
5010 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5012 2009-06-19 Ian Lance Taylor <iant@google.com>
5014 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5015 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5018 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5019 uninitialized const.
5021 2009-06-19 Ian Lance Taylor <iant@google.com>
5023 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5026 * c-decl.c (in_struct, struct_types): Remove.
5027 (struct c_binding): Add in_struct field.
5028 (c_binding_ptr): Define type, along with VEC.
5029 (struct c_struct_parse_info): Define.
5030 (struct_parse_info): New static variable.
5031 (bind): Initialize in_struct field.
5032 (start_struct): Remove enclosing_in_struct and
5033 enclosing_struct_types parameters. Add
5034 enclosing_struct_parse_info parameter. Change all callers. Set
5035 struct_parse_info rather than in_struct and struct_types.
5036 (grokfield): If -Wc++-compat and there is a symbol binding for the
5037 field name, set the in_struct flag and push it on the
5038 struct_parse_info->fields vector.
5039 (warn_cxx_compat_finish_struct): New static function.
5040 (finish_struct): Remove enclosing_in_struct and
5041 enclosing_struct_types parameters. Add
5042 enclosing_struct_parse_info parameter. Change all callers. Don't
5043 set C_TYPE_DEFINED_IN_STRUCT here. Call
5044 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5045 parameter. Only push on struct_types if warn_cxx_compat.
5046 (finish_enum): Only push on struct_types if warn_cxx_compat.
5047 (declspecs_add_type): Add loc parameter. Change all callers.
5048 Change all error calls to error_at. Pass loc, not input_location,
5049 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5050 defined in a struct. If -Wc++-compat and parsing a struct, record
5051 that a typedef name was used.
5052 * c-parser.c (c_parser_declspecs): Get location to pass to
5054 (c_parser_struct_or_union_specifier): Update calls to start_struct
5056 * c-tree.h (struct c_struct_parse_info): Declare.
5057 (finish_struct, start_struct): Update declarations.
5058 (declspecs_add_type): Update declaration.
5060 2009-06-19 Ian Lance Taylor <iant@google.com>
5062 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5063 variable with an anonymous type.
5065 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5067 * see.c: Remove for real.
5069 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5071 * optabs.h (enum optab_index): Add new OTI_significand.
5072 (significand_optab): Define corresponding macro.
5073 * optabs.c (init_optabs): Initialize significand_optab.
5074 * genopinit.c (optabs): Implement significand_optab using
5075 significand?f2 patterns.
5076 * builtins.c (expand_builtin_mathfn): Handle
5077 BUILT_IN_SIGNIFICAND{,F,L}.
5078 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5079 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5081 * config/i386/i386.md (significandxf2, significand<mode>2): New
5082 expanders to implement significandf, significand and significandl
5083 built-ins as inline x87 intrinsics.
5085 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5087 * config/avr/avr.c (avr_override_options): Remove setting value of
5088 PARAM_INLINE_CALL_COST.
5090 2009-06-18 Richard Henderson <rth@redhat.com>
5093 * tree-pass.h (TDF_ASMNAME): New.
5094 * tree-dump.c (dump_options): Add asmname.
5095 * doc/invoke.texi: Document it.
5097 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5098 (dump_decl_name): ...here.
5099 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5100 (dump_generic_node): Update dump_function_name calls.
5101 (print_call_name): New flags arg; update all dump calls.
5102 * diagnostic.h (print_call_name): Update.
5103 * gimple-pretty-print.c (dump_gimple_call): Update.
5105 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5108 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5110 2009-06-18 Diego Novillo <dnovillo@google.com>
5112 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5113 * plugin.c (str_license): Declare.
5114 (try_init_one_plugin): Assert that the symbol
5115 'plugin_is_GPL_compatible' exists.
5117 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5120 * Makefile.in (OBJS-common): Remove see.o.
5122 * common.opt (fsee): Mark as preserved for backward compatibility.
5123 * opts.c (common_handle_option): Add OPT_fsee to the backward
5124 compatibility section.
5125 * passes.c (init_optimization_passes, pass_see): Remove pass.
5126 * timevar.def (TV_SEE): Remove.
5127 * tree-pass.h (pass_see): Remove declaration.
5128 * doc/invoke.texi (-fsee): Remove documentation.
5130 2009-06-18 Martin Jambor <mjambor@suse.cz>
5132 * tree-sra.c: Include statistics.h
5133 (sra_stats): New variable.
5134 (sra_initialize): Clear sra_stats.
5135 (create_access_replacement): Increment sra_stats.replacements.
5136 (get_access_replacement): Do not return twice.
5137 (analyze_all_variable_accesses): Increment statistics counter by the
5138 number of scalarized aggregates.
5139 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5140 (sra_modify_expr): Increment sra_stats.exprs.
5141 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5142 (sra_modify_assign): Increment sra_stats.exprs,
5143 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5144 (perform_intra_sra): Update statistics counters.
5145 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5147 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5149 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5150 (arm_scalar_mode_supported_p): New function.
5152 2009-06-18 Paul Brook <paul@codesourcery.com>
5153 Sandra Loosemore <sandra@codesourcery.com>
5155 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5156 (__extendhfsf2, __truncsfhf2): Define.
5157 * config/arm/fp16.c: New file.
5158 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5159 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5161 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5163 * doc/extend.texi (Half-Precision): New section.
5164 * doc/invoke.texi (Option Summary): List -mfp16-format.
5165 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5166 * config/arm/arm.opt (mfp16-format=): New.
5167 * config/arm/arm.c: Include intl.h.
5168 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5169 (TARGET_INVALID_RETURN_TYPE): Redefine.
5170 (TARGET_PROMOTED_TYPE): Redefine.
5171 (TARGET_CONVERT_TO_TYPE): Redefine.
5172 (arm_fp16_format): Define.
5173 (all_fpus): Add entry for neon-fp16.
5174 (fp_model_for_fpu): Likewise.
5175 (struct fp16_format): Declare.
5176 (all_fp16_formats): Define.
5177 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5179 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5181 (arm_legitimate_index_p): Treat HFmode like HImode.
5182 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5183 (coproc_secondary_reload_class): Special-case HFmode.
5184 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5185 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5186 (arm_init_fp16_builtins): New.
5187 (arm_init_builtins): Call it.
5188 (arm_invalid_parameter_type): New.
5189 (arm_invalid_return_type): New.
5190 (arm_promoted_type): New.
5191 (arm_convert_to_type).
5192 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5194 (arm_emit_fp16_const): New function.
5195 (arm_mangle_type): Mangle __fp16 as "Dh".
5196 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5198 (TARGET_NEON_FP16): New.
5199 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5200 (enum fputype): Add FPUTYPE_NEON_FP16.
5201 (enum arm_fp16_format_type): Declare.
5202 (arm_fp16_format): Declare.
5203 (LARGEST_EXPONENT_IS_NORMAL): Define.
5204 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5205 * config/arm/arm-modes.def (HFmode): Define.
5206 * config/arm/vfp.md: (*movhf_vfp): New.
5209 * config/arm/arm.md: (fpu): Add neon_fp16.
5210 (floatsihf2, floatdihf2): New.
5211 (fix_trunchfsi2, fix_trunchfdi2): New.
5215 (*arm32_movhf): New.
5216 (*thumb1_movhf): New.
5217 (consttable_2): Add check for HFmode constants.
5218 (consttable_4): Handle HFmode constants.
5220 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5222 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5224 2009-06-17 Olivier Hainque <hainque@adacore.com>
5226 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5227 const char ** conversion in AIX specific section.
5229 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5231 * config/i386/i386.c (ix86_special_builtin_type): Remove
5232 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5233 (bdesc_special_args): Updated.
5234 (ix86_init_mmx_sse_builtins): Likewise.
5235 (ix86_expand_special_args_builtin): Likewise.
5237 2009-06-17 Richard Henderson <rth@redhat.com>
5239 * tree-pretty-print.c (maybe_dump_asm_name): New.
5240 (dump_decl_name): Use it.
5241 (PRINT_FUNCTION_NAME): Merge into...
5242 (dump_function_name): ... here. Use maybe_dump_asm_name.
5244 2009-06-17 Cary Coutant <ccoutant@google.com>
5246 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5248 * debug.c (struct gcc_debug_hooks): Change placeholder for
5250 (debug_nothing_int_charstar_int): Replaced by...
5251 (debug_nothing_int_charstar_int_bool): ...this.
5252 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5253 source_line prototype.
5254 (debug_nothing_int_charstar_int): Replaced by...
5255 (debug_nothing_int_charstar_int_bool): ...this.
5256 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5257 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5258 Output is_stmt operand when necessary.
5259 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5260 (notice_source_line): Add is_stmt parameter.
5261 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5262 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5264 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5265 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5267 2009-06-17 Ian Lance Taylor <iant@google.com>
5269 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5271 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5274 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5276 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5277 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5278 tree_strip_sign_nop_conversions and
5279 tree_ssa_strip_useless_type_conversions rather than stripping
5280 the operations here.
5281 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5283 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5284 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5285 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5286 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5289 2009-06-17 Michael Eager <eager@eagercon.com>
5291 * config/rs6000/constraints.md (register_constraint "d"): New.
5292 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5293 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5294 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5295 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5296 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5297 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5298 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5299 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5300 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5301 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5303 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5304 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5305 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5306 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5307 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5308 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5309 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5310 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5311 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5312 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5313 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5314 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5315 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5316 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5318 2009-06-16 Ian Lance Taylor <iant@google.com>
5320 * profile.c (total_num_never_executed): Don't define.
5321 (compute_branch_probabilities): Don't count or print
5323 (init_branch_prob): Don't set total_num_never_executed.
5324 (end_branch_prob): Don't print total_num_never_executed.
5326 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5328 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5330 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5332 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5333 (nabstd2_fpr): Same.
5335 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5337 * expr.c (expand_assignment): Change complex type check.
5339 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5341 * doc/plugins.texi (Building GCC plugins): Added new section.
5343 2009-06-17 Ian Lance Taylor <iant@google.com>
5345 * c-pch.c (get_ident): Don't set size of templ array.
5346 (pch_init): Don't set size of partial_pch array.
5348 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5349 string constant to intialize an array whose size is the length of
5352 2009-06-17 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/40389
5355 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5356 to addressable types.
5357 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5359 2009-06-17 Richard Guenther <rguenther@suse.de>
5362 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5363 if there is no evolution of left in the loop bail out.
5364 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5365 chrec_fold_multiply.
5367 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5368 Janis Johnson <janis187@us.ibm.com>
5371 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5372 for the symbol ref of a constant that is the source of a move
5373 - nor for any other not-obvious-label-ref constants.
5375 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5377 * plugin.c (position_pass): Skip newly inserted pass during list
5378 traversal to avoid repeated insertion.
5380 2009-06-16 Ian Lance Taylor <iant@google.com>
5382 * vec.h (VEC_stack_alloc): Define different version if
5383 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5384 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5385 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5386 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5388 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5390 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5392 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5393 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5394 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5395 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5396 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5397 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5398 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5399 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5400 __builtin_ia32_rdtscp.
5401 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5402 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5403 and __builtin_ia32_rorhi.
5404 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5405 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5406 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5407 (ix86_expand_args_builtin): Likewise.
5408 (ix86_expand_special_args_builtin): Likewise.
5410 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5411 (UNSPECV_RDTSC): Likewise.
5412 (UNSPECV_RDPMC): Likewise.
5413 (*bsr): Renamed to ...
5415 (*bsr_rex64): Renamed to ...
5419 (*rdpmc_rex64): Likewise.
5422 (*rdtsc_rex64): Likewise.
5424 (*rdtscp): Likewise.
5425 (*rdtscp_rex64): Likewise.
5427 * config/i386/ia32intrin.h: New.
5429 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5431 2009-06-16 Ian Lance Taylor <iant@google.com>
5433 * ira-build.c (copy_info_to_removed_store_destinations):
5434 Initialize parent_a.
5436 2009-06-16 Ian Lance Taylor <iant@google.com>
5438 * c-decl.c (grokdeclarator): Change size_varies to bool.
5440 2009-06-16 Ian Lance Taylor <iant@google.com>
5442 * sel-sched.c: Make forward declarations of move_op_hooks and
5443 fur_hooks explicitly extern.
5445 2009-06-16 Ian Lance Taylor <iant@google.com>
5447 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5448 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5450 2009-06-16 Ian Lance Taylor <iant@google.com>
5452 * resource.c (mark_referenced_resources): Change
5453 include_delayed_effects parameter to bool. Change all callers.
5454 (mark_end_of_function_resources): Likewise.
5455 * reorg.c (insn_references_resource_p): Likewise.
5456 (insn_sets_resource_p): Likewise.
5457 * resource.h (mark_referenced_resources): Update declaration.
5458 (mark_end_of_function_resources): Update declaration.
5460 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5462 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5464 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5466 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5467 GCC can bootstrap on AIX with GNU Binutils 2.20.
5469 2009-06-16 Ian Lance Taylor <iant@google.com>
5471 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5473 2009-06-16 Ian Lance Taylor <iant@google.com>
5475 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5476 inline, not extern inline.
5477 (exact_log2): Likewise.
5478 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5480 (exact_log2): Likewise, but don't test CTZ_HWI.
5482 2009-06-16 Ian Lance Taylor <iant@google.com>
5484 * bitmap.c (bitmap_clear): Don't declare as inline.
5485 * gimple.c (gimplify_assign): Likewise.
5486 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5487 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5488 (sched_scan_info): Remove duplicate definition.
5490 2009-06-16 Ian Lance Taylor <iant@google.com>
5492 * c-common.c (skip_evaluation): Don't define.
5493 (c_inhibit_evaluation_warnings): Define global variable.
5494 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5495 than skip_evaluation.
5496 (convert_and_check, warn_for_div_by_zero): Likewise.
5497 * c-common.h (skip_evaluation): Don't declare.
5498 (c_inhibit_evaluation_warnings): Declare.
5499 * c-parser.c (c_parser_typeof_specifier): Set
5500 c_inhibit_evaluation_warnings rather than skip_evaluation.
5501 (c_parser_conditional_expression): Likewise.
5502 (c_parser_binary_expression): Likewise.
5503 (c_parser_sizeof_expression): Likewise.
5504 (c_parser_alignof_expression): Likewise.
5505 * c-typeck.c (build_indirect_ref): Check
5506 c_inhibit_evaluation_warnings rather than skip_evaluation.
5507 (build_conditional_expr, build_binary_op): Likewise.
5509 2009-06-16 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-alias.c (is_escape_site): Remove.
5512 * tree-ssa-alias.h (enum escape_type): Remove.
5513 (is_escape_site): Likewise.
5514 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5515 via casts and asms without deferring to is_escape_site.
5517 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5520 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5521 use gen_lowpart if op0 has complex mode.
5523 2009-06-16 Richard Guenther <rguenther@suse.de>
5525 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5526 variables add them to ESCAPED.
5527 (find_func_aliases): Do not make all indirectly stored values escaped.
5529 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5531 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5534 2009-06-16 Martin Jambor <mjambor@suse.cz>
5536 PR tree-optimization/40432
5537 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5538 check whether we need to force gimple register operand.
5540 2009-06-16 Martin Jambor <mjambor@suse.cz>
5542 PR tree-optimization/40413
5543 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5544 build_ref_for_offset.
5545 (propagate_subacesses_accross_link): Fix a typo in a comment.
5547 2009-06-16 Ira Rosen <irar@il.ibm.com>
5549 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5550 with additional parameter.
5551 * tree-vectorizer.h (enum vect_def_type): Add new value
5553 (enum vect_relevant): Add comments.
5554 (vect_is_simple_reduction): Add new argument.
5555 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5556 Detect nested cycles.
5557 (vect_is_simple_reduction): Update documentation, add an argument to
5558 distinguish inner-loop reduction from nested cycle, detect nested
5559 cycles, fix printings and indentation, don't swap operands in case
5561 (get_initial_def_for_reduction): Handle subtraction.
5562 (vect_create_epilog_for_reduction): Add new argument to specify
5564 (vect_finalize_reduction): Handle subtraction, fix comments.
5565 (vectorizable_reduction): Handle nested cycles. In case of nested
5566 cycle keep track of the reduction variable position. Call
5567 vect_is_simple_reduction with additional parameter. Use original
5568 statement code in reduction epilogue for nested cycle. Call
5569 vect_create_epilog_for_reduction with additional parameter.
5570 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5571 inner-loop vectorization.
5572 (vect_recog_widen_sum_pattern): Likewise.
5573 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5575 (vect_mark_stmts_to_be_vectorized): Likewise.
5576 (vect_get_vec_def_for_operand): Handle nested cycles.
5578 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5580 * doc/invoke.texi (Debugging Options): Fix option index entries
5581 for -fdump-statistics, -frandom-seed add entries for
5582 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5583 (FRV Options): Fix entries for -mTLS, -mtls.
5584 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5585 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5586 (M68hc1x Options): Fix @itemx for -mnominmax.
5587 (MCore Options): Fix entry for -mno-lsim.
5588 (MMIX Options): Fix entry for -mabi=mmixware.
5589 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5591 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5593 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5594 Mention the plugin mode of gengtype.
5595 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5596 * gengtype.c: Updated copyright.
5597 (plugin_files, nb_plugin_files) Added new static variables.
5598 (measure_input_list) Care about plugin_files.
5599 (write_rtx_next): Added early return in plugin mode.
5600 (create_file): Updated copyright year in generated file. Added
5602 (oprintf): Added early return if NULL outf.
5603 (get_output_file_with_visibility): Care of plugin_files.
5604 (get_output_file_name): May return null.
5605 (write_local): Added early return.
5606 (put_mangled_filename): Ditto.
5607 (finish_root_table): Added check for base_files.
5608 (write_roots): Care about null when plugins.
5609 (main): Added plugin mode.
5611 2009-06-15 Ian Lance Taylor <iant@google.com>
5613 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5614 * gcov.c (read_count_file): Add braces around variables declared
5617 * c.opt (Wjump-misses-init): New warning.
5618 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5619 -Wall and -Wc++-compat if not already set.
5620 (c_common_post_options): Clear warn_jump_misses_init if it was not
5622 * c-decl.c (struct c_binding): Change type field to a union with
5623 new label field. Make it the first field in the struct. Update
5624 references to type to use u.type instead.
5625 (struct c_spot_bindings): Define.
5626 (struct c_goto_bindings): Define.
5627 (c_goto_bindings_p): Define, along with VECs.
5628 (struct c_label_vars): Define.
5629 (struct c_scope): Add has_label_bindings field.
5630 (bind_label, set_spot_bindings): New static functions.
5631 (decl_jump_unsafe, update_spot_bindings): New static functions.
5632 (update_label_decls): New static function.
5633 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5634 Update binding u.label field to shadowed field.
5635 (c_binding_start_stmt_expr): New function.
5636 (c_binding_end_stmt_expr): New function.
5637 (pushdecl): Don't call c_begin_vm_scope.
5638 (make_label): Add defining and p_label_vars parameters. Change
5640 (lookup_label): Correct test for whether a label has not yet been
5641 defined. Call bind_label rather than bind.
5642 (warn_about_goto): New static function.
5643 (lookup_label_for_goto): New function.
5644 (declare_label): Call bind_label rather than bind.
5645 (check_earlier_gotos): New static function.
5646 (define_label): Don't give errors about jumping into statement
5647 expressions or scopes of variably modified types. Call
5648 set_spot_bindings and check_earlier_gotos. Call bind_label
5649 instead of bind. Don't set label_context_stack_se or
5650 label_context_stack_vm.
5651 (c_get_switch_bindings): New function.
5652 (c_release_switch_bindings): New function.
5653 (c_check_switch_jump_warnings): New function.
5654 (start_function): Don't set label_context_stack_se or
5655 label_context_stack_vm.
5656 (finish_function): Likewise.
5657 * c-typeck.c (label_context_stack_se): Don't define.
5658 (label_context_stack_vm): Don't define.
5659 (c_finish_goto_label): Call lookup_label_for_goto rather than
5660 lookup_label. Don't give errors about jumping into a statement
5661 expression or the scope of a variably modified type. Don't set
5662 label_context_stack_se or label_context_stack_vm.
5663 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5664 fields. Add bindings field.
5665 (c_start_case): Don't set deleted fields. Set bindings field.
5666 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5667 or blocked_vm. Call c_check_switch_jump_warnings.
5668 (c_finish_case): Don't test blocked_stmt_expr field. Call
5669 c_release_switch_bindings.
5670 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5671 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5672 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5673 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5674 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5675 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5676 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5677 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5678 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5679 (C_DECL_UNJUMPABLE_VM): Don't define.
5680 (C_DECL_UNDEFINABLE_VM): Don't define.
5681 (struct c_label_list): Don't define.
5682 (struct c_label_context_se): Don't define.
5683 (struct c_label_context_vm): Don't define.
5684 (struct c_spot_bindings): Declare.
5685 (c_bindings_start_stmt_expr): Declare.
5686 (c_bindings_end_stmt_expr): Declare.
5687 (lookup_label_for_goto): Declare.
5688 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5689 (c_check_switch_jump_warnings): Declare.
5690 (label_context_stack_se, label_context_stack_vm): Don't declare.
5691 (c_finish_goto_label): Update declaration.
5692 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5693 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5694 (Warning Options): Document -Wjump-misses-init.
5696 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5698 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5701 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5703 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5705 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5707 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5709 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5711 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5713 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5715 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5716 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5717 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5718 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5719 * dwarf2asm.c (dw2_force_const_mem): Update call to
5721 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5722 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5723 * langhooks.c (lhd_comdat_group): Remove.
5724 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5725 * tree.h (DECL_COMDAT_GROUP): New.
5726 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5727 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5728 (make_decl_one_only): Change signature.
5729 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5731 (make_decl_one_only): Change signature.
5732 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5734 2009-06-15 Richard Guenther <rguenther@suse.de>
5737 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5739 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5741 * tree-ssa-math-opts.c: Remove extra divide.
5743 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5745 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5747 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5749 * passes.c: Add bswap pass.
5750 * tree-pass.h: Add pass_optimize_bswap declaration.
5751 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5752 Include rtl.h, expr.h and optabs.h for optab_handler check.
5753 (struct symbolic_number, pass_optimize_bswap): New definition.
5754 (do_shift_rotate, verify_symbolic_number_p): New functions.
5755 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5756 (gate_optimize_bswap): New function.
5757 * tree.c (widest_int_cst_value): New function.
5758 * tree.h (widest_int_cst_value): Prototype added.
5760 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5762 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5763 REG_EQUAL/REG_EQUIV notes.
5765 2009-06-14 Richard Guenther <rguenther@suse.de>
5768 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5769 has its address taken if NRV was applied and it is addressable.
5770 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5771 function split out from ...
5772 (get_constraint_for_1): ... here.
5773 (handle_rhs_call): Use it to mark the return slot escaped if
5774 it is addressable and NRV was applied.
5776 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5778 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5779 Change first argument type to location_t.
5780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5781 Do not set input_location.
5782 Use loc instead of input_location throughout.
5784 2009-06-13 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/40421
5787 * tree-predcom.c (should_unroll_loop_p): Remove.
5788 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5790 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5792 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5793 Add location argument.
5795 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5797 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5799 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5800 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5801 * config/spu/spu-protos.h: Add location to
5802 spu_resolve_overloaded_builtin.
5803 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5804 spu_build_builtin_va_list.
5805 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5806 argument. Pass location to build_function_call_vec.
5807 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5809 (emit_fpu_switch): Same.
5810 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5811 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5812 to build_decl and create_artificial_label.
5813 (xtensa_gimplify_va_arg_expr): Same.
5814 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5815 (xstormy16_gimplify_va_arg_expr): Same.
5816 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5817 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5818 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5819 (mips16_build_function_stub): Same.
5820 (mips16_build_call_stub): Same.
5822 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5825 * arm/constraints.md (Pa, Pb): New constraints.
5826 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5827 split pattern to deal with them.
5829 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5831 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5832 fix index entry for -Xpreprocessor.
5834 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5836 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5837 Add location argument to build_decl call.
5838 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5839 (rs6000_init_builtins): Same.
5840 (spe_init_builtins): Same.
5841 (rs6000_gimplify_va_arg): Add location argument to
5842 create_artificial_label call.
5844 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5846 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5847 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5848 * Makefile.in: Fix GGC dependency for gcse.o.
5850 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5852 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5853 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5854 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5856 * c-parser.c (c_parser_binary_expression): Use current column while
5857 building binary operations.
5858 * common.opt (fshow-column): Enable by default.
5859 * tree-vrp.c (check_array_ref): Use warning_at.
5860 (check_array_bounds): Use location from call back if expr has no
5862 * tree.h: Add location argument to maybe_fold_*.
5863 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5864 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5865 (maybe_fold_offset_to_component_ref): Same.
5866 (maybe_fold_offset_to_reference): Same.
5867 (maybe_fold_offset_to_address): Same.
5868 (maybe_fold_stmt_indirect): Same.
5869 (maybe_fold_stmt_addition): Same.
5870 (fold_stmt_r): Pass location to maybe_fold_*.
5871 (fold_gimple_assign): Same.
5872 * c-tree.h: Add location argument to finish_decl,
5873 default_function_array_conversion, store_init_value.
5874 * c-decl.c (define_label): Use error_at.
5875 (c_make_fname_decl): Pass location to finish_decl.
5876 (finish_decl): New location argument.
5877 (build_compound_literal): Pass location to store_init_value.
5878 (grokdeclarator): Pass location to finish_decl.
5880 * c-typeck.c (array_to_pointer_conversion): New location argument.
5881 (function_to_pointer_conversion): Same.
5882 (default_function_array_conversion): Same.
5883 (parser_build_unary_op): Pass location to overflow_warning.
5884 (parser_build_binary_op): Same. Use warning_at.
5885 (build_unary_op): Pass location to array_to_pointer_conversion.
5886 (build_c_cast): Pass location to digest_init.
5887 (build_modify_expr): New location argument.
5888 (convert_for_assignment): Same.
5889 (store_init_value): Same.
5890 (digest_init): Same.
5891 (output_init_element): Pass location to digest_init and
5892 array_to_pointer_conversion.
5893 (c_finish_return): Pass location to convert_for_assignment.
5894 * gimplify.c (gimplify_conversion): Pass location to
5895 maybe_fold_offset_to_address.
5896 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5897 to maybe_fold_stmt_addition.
5898 * c-omp.c (c_finish_omp_atomic): Pass new location to
5900 (c_finish_omp_for): Same.
5901 * c-common.c (overflow_warning): New argument.
5902 * c-common.h: New argument to build_modify_expr, overflow_warning.
5903 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5905 (c_parser_initializer): Pass location to
5906 default_function_array_conversion.
5907 (c_parser_initelt): Same.
5908 (c_parser_initval): Same.
5909 (c_parser_asm_operands): Same.
5910 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5911 (c_parser_conditional_expression): Same.
5912 (c_parser_binary_expression): Add location info to stack. Use it.
5913 (c_parser_unary_expression): Pass location to
5914 default_function_array_conversion, parser_build_unary_op,
5915 build_indirect_ref, c_parser_postfix_expression_after_primary.
5916 (c_parser_postfix_expression_after_primary): New location argument.
5918 (c_parser_expression_conv): Pass location to
5919 default_function_array_conversion.
5920 (c_parser_expr_list): Same.
5921 (c_parser_omp_atomic): Same.
5922 (c_parser_omp_for_loop): Same.
5923 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5924 (build_array_declarator): New argument.
5925 * c-decl.c (build_array_declarator): Add location argument.
5926 (grokdeclarator): Set id_loc for cdk_array.
5927 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5928 build_array_declarator.
5929 * tree.c (build_omp_clause): Add location argument.
5930 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5931 (OMP_CLAUSE_LOCATION): New macro.
5932 (struct tree_omp_clause): Add location field.
5933 (build_omp_clause): Add argument.
5934 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5935 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5937 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5938 (cp_parser_omp_clause_collapse): Same.
5939 (cp_parser_omp_clause_default): Same.
5940 (cp_parser_omp_clause_if): Same.
5941 (cp_parser_omp_clause_nowait): Same.
5942 (cp_parser_omp_clause_num_threads): Same.
5943 (cp_parser_omp_clause_ordered): Same.
5944 (cp_parser_omp_clause_schedule): Same.
5945 (cp_parser_omp_clause_untied): Same.
5946 (cp_parser_omp_for_loop): Same.
5947 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5948 * c-tree.h (c_start_case): Add location argument.
5949 (c_process_expr_stmt): Same.
5950 (c_finish_goto_*): Same.
5951 * tree-parloops.c (initialize_reductions): Pass location to
5953 (create_parallel_loop): Same.
5954 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5955 (gfc_trans_omp_reduction_list): Same.
5956 (gfc_trans_omp_clauses): Same.
5957 (gfc_trans_omp_do): Same.
5958 * c-typeck.c (c_finish_goto_label): Same.
5959 (c_finish_goto_ptr): New location argument.
5960 (c_start_case): Same.
5961 (emit_side_effect_warnings): Same.
5962 (c_process_expr_stmt): Same.
5963 (c_finish_stmt_expr): Same.
5964 (c_finish_omp_clauses): Use error_at instead of error.
5965 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5967 * c-omp.c (c_split_parallel_clauses): New location argument.
5968 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5969 to build_omp_clause.
5970 (convert_local_reference_stmt): Same.
5971 (convert_gimple_call): Same.
5972 * c-common.h (c_split_parallel_clauses): New argument.
5973 * c-parser.c (c_parser_statement_after_labels): Pass location to
5974 c_finish_goto_label.
5975 (c_parser_switch_statement): Pass location to c_start_case.
5976 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5977 and c_process_expr_stmt.
5978 (c_parser_omp_variable_list): Add location argument.
5979 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5980 (c_parser_omp_clause_default): Same.
5981 (c_parser_omp_clause_if): Same.
5982 (c_parser_omp_clause_num_threads): Same.
5983 (-c_parser_omp_clause_ordered): Same.
5984 (c_parser_omp_clause_reduction): Pass location to
5985 c_parser_omp_variable_list.
5986 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5987 (c_parser_omp_clause_untied): Same.
5988 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5989 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5991 * c-tree.h (check_for_loop_decls, undeclared_variable,
5992 build_component_ref, build_array_ref, build_external_ref,
5993 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5994 build_conditional_expr, build_compound_expr, c_cast_expr,
5995 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5996 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5998 * c-semantics.c (build_stmt): Same.
5999 (build_case_label): Same.
6000 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6001 (undeclared_variable): New argument.
6003 (lookup_label): Pass location on down.
6004 (define_label): Same.
6005 (finish_decl): Same.
6006 (build_compound_literal): Same.
6007 (finish_struct): Same.
6008 (finish_function): Do not set location here.
6009 (check_for_loop_decls): New argument.
6010 * tree.c (save_expr): Set location.
6011 (build_empty_stmt): New argument.
6012 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6013 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6014 * builtins.c (gimplify_va_arg_expr): Use locations.
6015 (expand_builtin_sync_operation): Same.
6016 * c-typeck.c (build_component_ref): New argument.
6017 (build_array_ref): Same.
6018 (build_external_ref): Same.
6019 (c_expr_sizeof_expr): Same.
6020 (c_expr_sizeof_type): Same.
6021 (parser_build_unary_op): Same.
6022 (build_conditional_expr): Same.
6023 (build_compound_expr): Pass location on down.
6024 (build_compound_expr): New argument.
6025 (build_c_cast): Same.
6026 (c_cast_expr): Same.
6027 (build_asm_expr): Same.
6028 (c_finish_return): Same.
6029 (c_process_expr_stmt): Pass location on down.
6030 (c_finish_stmt_expr): New argument.
6031 (push_clenaup): Same.
6032 (c_finish_omp_parallel): Same.
6033 (c_finish_omp_task): Same.
6034 * gimplify.c (gimplify_call_expr): Pass location on down.
6035 * c-omp.c (c_finish_omp_master): New argument.
6036 (c_finish_omp_critical): Same.
6037 (c_finish_omp_ordered): Same.
6038 (c_finish_omp_barrier): Same.
6039 (-c_finish_omp_taskwait): Same.
6040 (c_finish_omp_atomic): Same.
6041 (c_finish_omp_flush): Same.
6042 * tree-inline.c (copy_tree_body_r): Pass location on down.
6043 (inline_forbidden_p): Remove use of input_location.
6044 * c-gimplify.c (c_build_bind_expr): New argument.
6045 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6046 (c_sizeof_or_alignof_type): New argument.
6047 (c_alignof_expr): Same.
6048 (build_va_arg): Same.
6049 (c_add_case_label): Same.
6050 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6051 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6052 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6053 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6054 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6055 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6057 * stub-objc.c (objc_build_selector_expr): Same.
6058 (objc_build_throw_stmt): Same.
6059 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6060 (c_parser_initelt): Same.
6061 (c_parser_compound_statement): Same.
6062 (c_parser_compound_statement_nostart): Same.
6063 (c_parser_label): Same.
6064 (c_parser_statement_after_labels): Same.
6065 (c_parser_if_body): Same.
6066 (c_parser_else_body): Same.
6067 (c_parser_if_statement): Same.
6068 (c_parser_switch_statement): Same.
6069 (c_parser_while_statement): Same.
6070 (c_parser_do_statement): Same.
6071 (c_parser_for_statement): Same.
6072 (c_parser_asm_statement): Same.
6073 (c_parser_conditional_expression): Same.
6074 (c_parser_binary_expression): Same.
6075 (c_parser_cast_expression): Same.
6076 (c_parser_unary_expression): Same.
6077 (c_parser_sizeof_expression): Same.
6078 (c_parser_alignof_expression): Same.
6079 (c_parser_postfix_expression): Same.
6080 (c_parser_expression): Same.
6081 (c_parser_objc_receiver): Same.
6082 (c_parser_omp_variable_list): Same.
6083 (c_parser_omp_structured_block): Same.
6084 (c_parser_omp_atomic): New argument.
6085 (c_parser_omp_barrier): Same.
6086 (c_parser_omp_critical): Same.
6087 (c_parser_omp_flush): Pass location on down.
6088 (c_parser_omp_for_loop): New argument.
6089 (c_parser_omp_for): Same.
6090 (c_parser_omp_master): Same.
6091 (c_parser_omp_ordered): Same.
6092 (c_parser_omp_sections_scope): Same.
6093 (c_parser_omp_sections): Same.
6094 (c_parser_omp_parallel): Same.
6095 (c_parser_omp_single): Same.
6096 (c_parser_omp_task): Same.
6097 (c_parser_omp_taskwait): Pass location on down.
6098 (c_parser_omp_construct): Same.
6099 (c_parser_omp_threadprivate): Same.
6100 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6101 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6102 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6103 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6104 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6105 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6106 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6107 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6108 config/i386/i386.c, stmt.c:
6109 Add location argument to the following function definitions and/or
6110 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6111 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6112 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6113 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6114 do_case, c_finish_bc_stmt, build_compound_literal,
6115 build_function_call.
6116 * c-decl.c (build_compound_literal): Add location argument.
6117 Make all diagnostic calls use location.
6118 (start_struct): Same.
6119 (finish_struct): Same.
6121 (build_enumerator): Same.
6122 (start_function): Same.
6123 (grokdeclarator): Make all diagnostic calls use location.
6124 (store_parm_decls_oldstyle): Same.
6125 * c-typeck.c (build_function_call): Add location argument.
6126 Make all diagnostic calls use location.
6128 (c_finish_bc_stmt): Same.
6129 * tree-nested.c (get_trampoline_type): Add argument.
6130 Pass location to build_decl.
6131 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6132 * rtl.h (RTL_LOCATION): New.
6133 * c-common.c (c_add_case_label): Add location argument.
6134 Make all diagnostic calls use location.
6135 * c-common.h: Add location argument to make_fname_decl, do_case,
6136 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6137 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6138 Set it appropriately for every case. Pass enum_loc to start_enum
6139 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6141 (c_parser_struct_or_union_specifier): Save location. Use it for
6142 start_struct, finish_struct, and parser_xref_tag.
6144 2009-06-12 Ian Lance Taylor <iant@google.com>
6146 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6148 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6149 cpp_opts->warn_cxx_operator_names.
6151 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6154 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6155 is returns NULL and OP is a VCE, look through the VCE.
6157 2009-06-12 Ian Lance Taylor <iant@google.com>
6160 * collect2.c (main): Use CONST_CAST2 in code inside #if
6161 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6163 2009-06-12 Joey Ye <joey.ye@intel.com>
6166 * cfgexpand.c (get_decl_align_unit): Update
6167 max_used_stack_slot_alignment with align instead of
6168 stack_alignment_needed.
6170 * function.c (assign_stack_local_1): Update
6171 max_used_stack_slot_alignment with alignment_in_bits instead
6172 of stack_alignment_needed.
6173 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6176 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6178 * dwarf2out.c (last_var_location_insn): New variable.
6179 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6180 (dwarf2out_var_location): Don't record anything after last real
6181 insn. Only change labels if there were any real instructions
6182 in between last note and this one, or if changed sections.
6184 2009-06-11 Richard Henderson <rth@redhat.com>
6186 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6187 note when storing the frame pointer in a register.
6188 (FRP): Don't redefine to nothing for epilogue.
6189 (alpha_expand_epilogue): Mark register and sp restores.
6190 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6192 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6193 when gen_lowpart is needed.
6195 2009-06-11 Richard Henderson <rth@redhat.com>
6197 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6199 * dwarf2out.c (need_data_align_sf_opcode): New.
6200 (div_data_align): Move earlier.
6201 (def_cfa_1, reg_save): Use it.
6203 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6205 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6206 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6207 (ix86_handle_option): Handle OPT_mcrc32.
6208 (ix86_target_string): Add -mcrc32.
6209 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6211 * config/i386/i386.h (TARGET_CRC32): New.
6213 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6214 (sse4_2_crc32di): Likewise.
6216 * config/i386/i386.opt (mcrc32): New.
6218 * doc/invoke.texi: Document -mcrc32.
6220 2009-06-11 Richard Henderson <rth@redhat.com>
6222 * common.opt (gdwarf-): Accept a version number.
6223 * doc/invoke.texi (gdwarf-): Update docs.
6224 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6225 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6226 version level, and record it.
6228 * dwarf2.h (DW_CIE_VERSION): Remove.
6229 * dwarf2out.c (DWARF_VERSION): Remove.
6230 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6231 (output_call_frame_info): Use CIE version 3 for dwarf3,
6232 or if the return register column is out of range for version 1.
6233 (dwarf_stack_op_name): Add all dwarf3 values.
6234 (DEBUG_PUBTYPES_SECTION): New.
6235 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6236 encoding change for dwarf3.
6237 (output_die) [dw_val_class_die_ref]: Likewise.
6238 (output_compilation_unit_header): Emit correct version for dwarf3.
6239 (output_line_info): Likewise.
6240 (output_pubnames): Update for DWARF_VERSION removal.
6241 (output_aranges): Likewise.
6242 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6243 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6244 (dwarf2out_finish): Likewise.
6246 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6248 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6251 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6254 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6255 * builtins.c (expand_builtin_unreachable): New function.
6256 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6257 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6258 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6260 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6261 searching for missing barriers.
6263 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6265 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6266 when -fprofile-generate* was passed.
6267 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6269 2009-06-11 Anthony Green <green@moxielogic.com>
6271 * config/moxie/moxie.md: Define length attribute for all instructions.
6273 (*b<cond:code>): Support limited branch ranges for new PC-relative
6274 branch instructions.
6275 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6277 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6279 * config/i386/i386.c (min_insn_size): Use get_attr_length
6280 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6283 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6284 instead of emit_insn_before.
6286 2009-06-10 Ian Lance Taylor <iant@google.com>
6289 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6292 2009-06-10 Revital Eres <eres@il.ibm.com>
6294 * passes.c (init_optimization_passes): Reschedule
6295 predictive-commoning pass before complete unroll pass.
6297 2009-06-10 Martin Jambor <mjambor@suse.cz>
6299 * cgraph.c (cgraph_node_can_be_local_p): New function.
6300 (cgraph_make_node_local): New function.
6301 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6302 (cgraph_make_node_local): Declare.
6304 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6306 * tree.h (tree_base): Add packed_flag and user_align fields.
6307 Decrease size of spare field.
6308 (TYPE_USER_ALIGN): Use user_align from tree_base.
6309 (DECL_USER_ALIGN): Likewise.
6310 (TYPE_PACKED): Use packed_flag from tree_base.
6311 (DECL_PACKED): Likewise.
6312 (tree_type): Delete packed_flag and user_align fields. Widen
6313 precision field. Widen mode field and shuffle fields to align
6314 mode on an 8-bit boundary.
6315 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6316 Renumber decl_flag_* fields. Fix comments. Widen
6317 decl_common_unused field.
6318 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6319 (DECL_EXTERNAL): Likewise.
6320 (DECL_BIT_FIELD): Likewise.
6321 (DECL_NONADDRESSABLE_P): Likewise.
6322 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6323 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6325 2009-06-10 Ian Lance Taylor <iant@google.com>
6327 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6328 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6329 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6330 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6331 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6332 DEF_VEC_ALLOC_FUNC_P.
6333 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6334 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6335 DEF_VEC_ALLOC_FUNC_O.
6336 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6337 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6338 DEF_VEC_ALLOC_FUNC_I.
6339 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6340 (vec_stack_p_reserve_exact_1): Declare.
6341 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6342 (vec_stack_free): Declare.
6343 (VEC_stack_alloc): Define.
6344 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6345 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6346 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6347 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6349 (stack_vecs): New static variable.
6350 (vec_stack_p_reserve_exact_1): New function.
6351 (vec_stack_o_reserve_1): New static function.
6352 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6353 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6354 (vec_stack_free): New function.
6355 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6356 (VEC_df_ref_stack_alloc): Define.
6357 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6358 DEF_VEC_ALLOC_P_STACK.
6359 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6360 (struct df_collection_rec): Change _vec fields to VEC. Remove
6362 (df_free_collection_rec): Adjust for new fields.
6363 (df_insn_rescan): Use new df_collection_rec fields.
6364 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6365 (df_ref_create_structure, df_ref_record): Likewise.
6366 (df_get_conditional_uses, df_get_call_refs): Likewise.
6367 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6368 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6369 (df_record_exit_block_uses, df_bb_verify): Likewise.
6370 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6371 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6372 Remove count parameter. Change return type to void. Change all
6374 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6375 Remove count parameter. Change return type to void. Change all
6377 (df_install_refs): Change old_vec parameter to VEC. Remove count
6378 parameter. Change all callers.
6379 (df_install_mws): Change old_vec parameter to VEC. Remove count
6380 parameter. Change all callers.
6381 (df_refs_verify): Change new_rec parameter to VEC. Change call
6383 (df_mws_verify): Likewise.
6385 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6387 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6389 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6391 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6393 2009-06-10 Anthony Green <green@moxielogic.com>
6395 * config/moxie/crti.asm: New file.
6396 * config/moxie/crtn.asm: New file.
6397 * config/moxie/moxie.c: New file.
6398 * config/moxie/moxie.h: New file.
6399 * config/moxie/sfp-machine.h: New file.
6400 * config/moxie/moxie-protos.h: New file.
6401 * config/moxie/t-moxie: Created.
6402 * config/moxie/t-moxie-softfp: Created.
6403 * config/moxie/moxie.md: Created.
6404 * config/moxie/constraints.md: Created.
6405 * config.gcc: Add moxie support.
6406 * doc/md.texi (Machine Constraints): Add moxie constraints.
6407 * doc/contrib.texi (Contributors): Mention moxie port.
6408 * doc/install.texi (Specific): Mention the moxie port.
6410 2009-06-09 Ian Lance Taylor <iant@google.com>
6412 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6414 * optabs.c (optab_table): Only use designated initializers if
6415 HAVE_DESIGNATED_INITIALIZERS is defined.
6416 (convert_optab_table): Likewise.
6417 (init_optabs): Always call init_insn_codes if
6418 HAVE_DESIGNATED_INITIALIZERS is not defined.
6420 2009-06-09 Ian Lance Taylor <iant@google.com>
6422 * targhooks.c (default_builtin_vectorized_function): Change fn
6423 parameter to unsigned int.
6424 (default_builtin_vectorized_conversion): Change code parameter to
6426 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6427 * targhooks.h: Update declarations.
6428 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6429 parameter to unsigned int.
6431 * c-typeck.c (comptypes_check_enum_int): New static function.
6432 (comptypes_internal): Add enum_and_int_p parameter. Change all
6434 (comp_target_types): Add location parameter. Change all callers.
6435 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6437 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6438 (build_conditional_expr): Add colon_loc parameter. Change all
6440 (convert_for_assignment): Add location parameter. Change all callers.
6441 * c-parser.c (c_parser_conditional_expression): Pass location of
6442 colon to build_conditional_expr.
6443 * c-tree.h (build_conditional_expr): Update declaration.
6445 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6447 * graphite.c: Revert previous patch.
6449 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6452 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6454 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6456 * tree-ssa-loop-prefetch.c
6457 (loop_prefetch_arrays): Fixed a portability problem in printf format
6460 2009-06-09 Martin Jambor <mjambor@suse.cz>
6462 PR tree-optimization/40351
6463 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6464 refrence to a potential artifical subaccess can be constructed.
6466 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6468 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6469 (sh_override_options): Likewise.
6470 * config/sh/sh.c: Include params.h.
6471 (sh_optimization_options): New.
6472 (sh_override_options): Likewise.
6473 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6474 (OVERRIDE_OPTIONS): Use sh_override_options.
6476 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6478 * dwarf2out.c (emit_cfa_remember): New variable.
6479 (add_fde_cfi): If emit_cfa_remember, recurse to add
6480 DW_CFA_remember_state first.
6481 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6482 instead just set emit_cfa_remember.
6484 2009-06-08 Jan Hubicka <jh@suse.cz>
6487 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6489 2009-06-08 Jan Hubicka <jh@suse.cz>
6492 * cgraphunit.c (save_inline_function_body): Do not copy transform
6493 hooks for saved inline bodies.
6494 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6497 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6499 * jump.c (returnjump_p): Handle delayed branches. Add missing
6502 2009-06-08 Jan Hubicka <jh@suse.cz>
6505 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6506 original node might've been modified.
6507 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6509 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6511 * tree-object-size.c (addr_object_size): Add OSI argument.
6512 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6513 (compute_builtin_object_size, expr_object_size): Adjust callers.
6514 (plus_stmt_object_size): Call addr_object_size instead of
6515 compute_builtin_object_size.
6517 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6518 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6520 * tree-ssa-loop-prefetch.c
6521 (gather_memory_references): Introduced a counter for the number of
6523 (anything_to_prefetch_p): Introduced a counter for the number of
6525 (is_loop_prefetching_profitable): New function with a cost model
6527 (loop_prefetch_arrays): Use the new cost model to determine if
6528 prefetching is profitable.
6529 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6530 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6531 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6532 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6533 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6534 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6536 2009-06-08 Michael Matz <matz@suse.de>
6539 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6540 partitions use the same.
6541 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6542 for basevars of SSA_NAMEs.
6543 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6544 to not expand them twice.
6545 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6548 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6550 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6551 (fdump-final-insns=, gtoggle): New.
6552 * doc/invoke.texi: Document them.
6553 * final.c (rest_of_clean_state): Dump final insn stream.
6554 * gcc.c (invoke_as): Hook in -fcompare-debug.
6555 (static_spec_functions): Add compare-debug-dump-opt,
6556 compare-debug-self-opt and compare-debug-auxbase-opt.
6557 (compare_debug, compare_debug_second, compare_debug_opt): New.
6558 (switches_debug_check, n_switches_debug_check): New.
6559 (debug_auxbase_opt, debug_check_temp_file): New.
6560 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6562 (do_self_spec): Handle arguments after switches.
6563 (do_spec_1): Add .gk extension to temp file basenames for compare.
6564 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6565 (cc1_options): Use it instead of normal auxbase computation for
6566 the second compare-debug compilation.
6567 (compare_files): New.
6568 (main): Set up and implement compare debug mode.
6569 (compare_debug_dump_opt_spec_function): New.
6570 (compare_debug_self_opt_spec_function): New.
6571 (compare_debug_auxbase_opt_spec_function): New.
6572 * toplev.c (process_options): Handle flag_gtoggle,
6573 flag_dump_final_insns.
6574 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6575 during -fcompare-debug-second compilation.
6577 2009-06-07 Ian Lance Taylor <iant@google.com>
6579 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6580 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6582 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6583 with no default node. Change warning with %H to warning_at.
6584 Don't clear warn_switch around case checking.
6585 * doc/invoke.texi (Warning Options): Clarify distinction between
6586 -Wswitch and -Wswitch-enum.
6588 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6590 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6594 * gbl-ctors.h: Add header guard.
6596 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6598 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6599 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6600 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6601 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6602 prototypes for removed functions.
6603 (expressions_equal_p): Move to ...
6604 * tree-ssa-sccvn.h: ... here and ...
6605 * matrix-reorg.c: ... adjust includes.
6607 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6609 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6613 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6614 (finish_function): Remove erroneous whitespace.
6616 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6618 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6619 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6621 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6623 * errors.c (internal_error): Commentary typo fix.
6624 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6625 * tree-ssa-pre.c: Ditto.
6627 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6629 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6630 them is supposed to hold actual statements.
6632 2009-06-06 Ian Lance Taylor <iant@google.com>
6634 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6635 empty statements can now have attributes.
6637 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6639 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6640 * config/mips/mips.md: Ditto.
6642 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6644 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6646 (__eabi_uconvert): Likewise.
6648 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6650 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6651 CFI_* definitions with IN_GCC.
6653 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6655 * xcoffout.h (xcoffout_source_line): Update prototype.
6657 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6659 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6660 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6662 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6665 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6666 inlined_function_outer_scope_p blocks for artificial inlines
6668 * tree.c (tree_nonartificial_location): Rewrite using
6669 block_nonartificial_location.
6671 2009-06-05 Revital Eres <eres@il.ibm.com>
6672 Leehod Baruch <leehod@il.ibm.com>
6674 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6675 (expand_expr_real_1): Remove comment.
6676 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6677 Vectorize misaligned access when the target supports it.
6678 (vect_supportable_dr_alignment): Check for unaligned access support.
6679 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6682 2009-06-05 Julian Brown <julian@codesourcery.com>
6684 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6685 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6687 2009-06-05 Richard Guenther <rguenther@suse.de>
6690 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6693 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6695 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6696 (save_gprs): Don't tell unwinder when a global register is saved.
6697 (s390_emit_epilogue): Emit needed epilogue unwind info.
6699 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6701 * dwarf2out.c (deferred_asm_name): New.
6702 (add_name_and_src_coords_attributes): Defer creation of
6703 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6705 (move_linkage_attr): New.
6706 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6709 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6711 * tree-nested.c (finalize_nesting_tree_1): Declare the
6712 frame_decl in the binding tree.
6714 2009-06-04 Cary Coutant <ccoutant@google.com>
6716 * basic-block.h (struct basic_block_def): Add discriminator field.
6717 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6719 * debug.c (do_nothing_debug_hooks): Add additional entry.
6720 (debug_nothing_int_charstar_int): New function.
6721 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6722 (debug_nothing_int_charstar_int): New declaration.
6723 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6724 discriminator value in .loc directive.
6725 * final.c (last_discriminator): New variable.
6726 (discriminator): New variable.
6727 (final_start_function): Initialize above variables, pass current
6728 discriminator to debug hook.
6729 (notice_source_line): Check for discriminator change.
6730 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6731 * sdbout.c (sdbout_source_line): New parameter.
6732 * tree-cfg.c (struct locus_discrim_map): New structure type.
6733 (discriminator_per_locus): New hash table.
6734 (build_gimple_cfg): Allocate and free discriminator hash table.
6735 (make_edges): Call assign_discriminator.
6736 (locus_map_hash): New function.
6737 (locus_map_eq): New function.
6738 (next_discriminator_for_locus): New function.
6739 (same_line_p): New function.
6740 (assign_discriminator): New function.
6741 (make_cond_expr_edges): Call assign_discriminator.
6742 (make_gimple_switch_edges): Likewise.
6743 (first_non_label_stmt): New function.
6744 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6746 * xcoffout.c (xcoffout_source_line): Add new parameter.
6748 * configure.ac (gcc_cv_as_discriminator): New configury check for
6749 gas support for discriminator.
6750 * configure: Regenerate.
6751 * config.in: Regenerate.
6753 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6755 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6756 val after checking for integers.
6758 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6760 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6762 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6763 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6764 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6765 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6766 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6767 X64_SSE_REGPARM_MAX.
6768 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6769 X64_SSE_REGPARM_MAX.
6771 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6773 * gcc.c (report_times_to_file): New.
6774 (execute): Implement it.
6775 (process_command): Support -time=.
6776 * doc/invoke.texi: Document it.
6778 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6780 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6781 that have value exprs.
6783 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6785 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6786 declarations for constants until...
6787 (dw2_output_indirect_constant_1): ... this point.
6789 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6792 * arm.md (arm_addsi3): Don't try to split an add with an
6793 eliminable register until after reload has completed.
6795 2009-06-03 Ian Lance Taylor <iant@google.com>
6797 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6798 * genattrtab.c (write_length_unit_log): Likewise.
6799 * genchecksum.c (dosum): Likewise.
6800 * gengtype.c (write_rtx_next): Likewise.
6801 (finish_root_table, write_roots): Likewise.
6802 * gimple.c (gimple_ops_offset_): Likewise.
6803 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6804 * config/arc/arc.c (arc_attribute_table): Likewise.
6805 * config/arm/arm.c (arm_attribute_table): Likewise.
6806 * config/avr/avr.c (avr_attribute_table): Likewise.
6807 * config/crx/crx.c (crx_attribute_table): Likewise.
6808 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6809 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6810 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6811 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6812 * config/sh/sh.c (sh_attribute_table): Likewise.
6813 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6814 * config/spu/spu.c (spu_attribute_table): Likewise.
6815 * config/v850/v850.c (v850_attribute_table): Likewise.
6817 * config/alpha/alpha.c (vms_attribute_table): Make static.
6818 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6819 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6820 * config/mips/mips.c (mips_attribute_table): Likewise.
6822 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6824 (cc1-checksum.o): Likewise.
6826 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6830 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6832 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6833 insn if it is changing sp. Use gen_add3_insn instead of
6834 conditionally gen_addsi3 and gen_adddi3.
6835 (offset_below_red_zone_p): New static inline function.
6836 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6837 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6838 * config/rs6000/ppc-asm.h: Include auto-host.h.
6839 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6840 CFI_RESTORE): Define.
6841 * config/rs6000/crtresxgpr.asm: Add unwind info.
6842 * config/rs6000/crtresxfpr.asm: Likewise.
6843 * config/rs6000/crtresgpr.asm: Likewise.
6844 * config/rs6000/crtresfpr.asm: Likewise.
6845 * config/rs6000/crtsavgpr.asm: Likewise.
6846 * config/rs6000/crtsavfpr.asm: Likewise.
6848 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6849 argument of DWARF2_FRAME_REG_OUT macros.
6851 2009-06-03 Julian Brown <julian@codesourcery.com>
6853 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6854 words or less (including TImode) in core registers.
6856 2009-06-03 Richard Guenther <rguenther@suse.de>
6859 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6861 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6863 * statistics.c (statistics_counter_event): Do not record event
6864 in pass dump if its number == -1.
6865 (curr_statistics_hash): Add assert that we never get passes
6866 with static number == -1.
6868 2009-06-03 Richard Guenther <rguenther@suse.de>
6869 Andrey Belevantsev <abel@ispras.ru>
6871 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6872 non-BLKmode arrays addressable.
6874 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6876 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6877 * config/m68k/m68k.h: ... here.
6878 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6881 2009-06-03 Martin Jambor <mjambor@suse.cz>
6883 PR tree-optimization/40323
6884 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6887 2009-06-03 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6892 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6894 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6895 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6896 JUMP_TABLE_DATA_P where applicable.
6897 * config/sh/sh.c: Ditto.
6898 * config/sh/sh.h: Ditto.
6899 * config/sh/sh.md: Ditto.
6900 * config/sh/symbian.c: Ditto.
6902 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6904 * config/i386/driver-i386.c (describe_cache): Optimize
6905 concatenation of strings. Use snprintf instead of sprintf.
6906 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6907 target when not compiling with GCC.
6909 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6911 * config/sh/sh.c: Revert last change.
6912 (sh_expand_epilogue): Emit a blockage insn before the frame
6913 pointer adjustment unconditionally.
6915 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6917 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6918 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6919 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6920 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6921 to COLLECT_GCC_OPTIONS.
6923 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6925 * collect2.c (target_system_root): New variable.
6926 (main): Handle --sysroot=.
6927 (ignore_library): Strip the sysroot from the library path.
6929 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6931 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6932 (collect2.o): Depend on collect2-aix.h.
6933 (collect2-aix.o): New rule.
6934 * collect2-aix.h: New file.
6935 * collect2-aix.c: Likewise.
6936 * collect2.c: Include collect2-aix.h. Don't undefine
6937 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6938 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6939 Use TARGET_AIX_VERSION instead of _AIX51.
6940 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6941 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6942 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6943 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6944 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6946 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6948 * collect2.c (ignore_library): Avoid premature post-increment
6951 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6953 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6954 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6955 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6956 CROSS_DIRECTORY_STRUCTURE too.
6957 (LINK_LIBG_SPEC): Likewise.
6958 (LIB_SPEC): Add %R to sysroot paths.
6959 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6960 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6961 * config/rs6000/aix51.h: As for aix43.h.
6962 * config/rs6000/aix52.h: Likewise.
6963 * config/rs6000/aix53.h: Likewise.
6964 * config/rs6000/aix61.h: Likewise.
6965 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6966 to the beginning of sysroot paths.
6968 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6970 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6971 INSN_LISTs that are out of the REG_NOTE range.
6973 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6975 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6976 (struct var_to_expand): Likewise.
6977 (struct opt_info): Add head and tail for linked lists of the above.
6978 (analyze_insn_to_expand_var): Initialize next.
6979 (analyze_iv_to_split_insn): Likewise.
6980 (analyze_insns_in_loop): Create linked lists.
6981 (allocate_basic_variable): Simplify for use without hash table.
6982 (insert_var_expansion_initialization): Likewise, make it type-safer.
6983 (combine_var_copies_in_loop_exit): Likewise.
6984 (apply_opt_in_copies): Walk lists rather than hash tables.
6985 (release_var_copies): Simplified and inlined by hand into...
6986 (free_opt_info): ... this function.
6988 2009-06-02 Richard Guenther <rguenther@suse.de>
6990 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6993 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6995 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6996 only for builtins that are not overridden.
6998 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7000 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7003 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7005 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7007 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7009 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7011 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7013 * common.opt (fdump-unnumbered-links): New.
7014 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7015 * print-rtl.c (flag_dump_unnumbered_links): New.
7016 (print_rtx): Test it.
7018 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7020 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7021 push/pop multiple to 8-byte alignment.
7023 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7025 * config/i386/i386.c (queued_cfa_restores): New static variable.
7026 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7028 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7029 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7030 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7031 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7032 note unconditionally.
7033 (ix86_emit_restore_regs_using_mov): Likewise.
7034 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7035 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7036 it through to ix86_emit_restore_reg_using_pop.
7037 (ix86_emit_leave): Add RED_OFFSET argument. Call
7038 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7039 instead of adding REG_CFA_OFFSET note unconditionally.
7040 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7041 the above functions. Call ix86_add_queued_cfa_restore_notes when
7044 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7045 force output of the label even for dwarf2out_do_cfi_asm.
7046 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7047 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7048 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7050 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7051 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7052 dwarf2out_cfi_label callers.
7053 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7054 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7055 Adjust dwarf2out_cfi_label callers.
7056 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7058 * config/i386/i386.h (struct machine_cfa_state,
7059 struct machine_function): Guard with ifndef USED_FOR_TARGET
7060 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7063 * emutls.c (__emutls_get_address): Change arr->size to mean number
7064 of allocated arr->data entries instead of # of slots + 1.
7067 * recog.c (peep2_reinit_state): New function.
7068 (peephole2_init_state): Use it at the end of a basic block and also
7069 when seeing a RTX_FRAME_RELATED_P insn.
7071 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7073 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7074 fixuns_truncrfdi2): New.
7075 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7076 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7077 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7078 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7079 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7080 *recip_approx): Remove.
7081 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7082 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7083 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7085 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7088 2009-06-01 Ian Lance Taylor <iant@google.com>
7090 * attribs.c (register_attribute): Use CONST_CAST.
7091 * collect2.c (main): Use CONST_CAST2.
7092 (scan_prog_file): Likewise.
7093 * gcc.c (process_command, main): Likewise.
7094 * toplev.c (toplev_main): Likewise.
7096 * c-typeck.c (handle_warn_cast_qual): New static function,
7097 partially broken out of build_c_cast.
7098 (build_c_cast): Call handle_warn_cast_qual.
7099 * doc/invoke.texi (Warning Options): Document new effect of
7102 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7104 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7105 (diagnostic_report_current_module): Print columns.
7106 * common.opt (flag_show_column): Enable by default.
7108 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7110 * alias.c (find_base_term): Check for NULL term before returning.
7112 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7114 Revert due to PR40320:
7115 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7116 * calls.c (emit_library_call_value_1): Don't force_operand for move
7119 2009-06-01 Olivier Hainque <hainque@adacore.com>
7120 Eric Botcazou <ebotcazou@adacore.com>
7122 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7123 to be processed as a bitfield for constructor output purposes.
7124 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7126 * varasm.c (oc_local_state): New type, output_constructor
7127 local state to support communication with helpers.
7128 (oc_outer_state): New type, output_constructor outer state of
7129 relevance in recursive calls.
7130 (output_constructor_array_range): New output_constructor helper,
7131 extracted code for an array range element.
7132 (output_constructor_regular_field): New output_constructor helper,
7133 extracted code for an element that is not a bitfield.
7134 (output_constructor_bitfield): New output_constructor helper,
7135 extracted code for a bitfield element. Accept an OUTER state
7136 argument for recursive processing. Recurse on record or array
7137 CONSTRUCTOR values, possibly past noop conversions.
7138 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7139 VALUE is a valid constant-valued expression for use in a static
7140 bit-field initializer.
7141 (output_constructor): Rework to use helpers. Accept and honor an
7142 OUTER state argument for recursive calls. Return total size. Be
7143 prepared for nested constructors initializing bitfields.
7144 (output_constant): Feed OUTER in calls to output_constructor.
7146 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7148 * calls.c (emit_library_call_value_1): Don't force_operand for move
7151 2009-06-01 Nick Clifton <nickc@redhat.com>
7153 * doc/invoke.texi (IA-64 Options): Fix typo.
7155 2009-06-01 Ira Rosen <irar@il.ibm.com>
7157 PR tree-optimization/39129
7158 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7160 (vect_do_peeling_for_loop_bound): Use
7161 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7162 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7163 (vect_loop_versioning): Likewise.
7164 (vect_create_cond_for_alias_checks): Fix indentation.
7165 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7167 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7168 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7169 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7170 "control flow in loop".
7171 (vect_estimate_min_profitable_iters): Use
7172 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7173 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7174 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7175 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7176 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7177 statement belongs to a group of strided accesses with the exact code
7179 (vectorizable_load): Likewise.
7180 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7181 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7183 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7185 * config/freebsd-stdint.h: New file.
7186 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7187 Add freebsd-stdint.h to tm_file.
7189 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7191 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7192 (thumb2_extendhidi2): Likewise.
7194 2009-05-31 Ian Lance Taylor <iant@google.com>
7196 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7198 2009-05-31 Ian Lance Taylor <iant@google.com>
7200 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7201 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7202 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7204 2009-05-31 Jason Merrill <jason@redhat.com>
7206 * tree-pretty-print.c (print_call_name): Take the callee, not the
7207 call itself. Make non-static. Use dump_function_name for functions.
7208 (dump_generic_node): Adjust.
7209 * diagnostic.h: Declare print_call_name.
7210 * gimple-pretty-print.c (dump_gimple_call): Use it.
7212 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7214 * config/sh/sh.md (ashldi3_std): New define_expand.
7217 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7220 * config/sh/sh.c: Include debug.h.
7221 (sh_expand_epilogue): Emit a blockage insn before the frame
7222 pointer adjustment also when dwarf2out_do_frame returns true.
7224 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7226 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7227 (thumb2_extendqidi2): New pattern.
7229 2009-05-31 Ira Rosen <irar@il.ibm.com>
7231 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7232 mark phis for renaming.
7233 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7234 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7235 Call mark_sym_for_renaming.
7236 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7237 * tree-vect-loop.c (vect_transform_loop): Remove
7238 vect_memsyms_to_rename initialization and a call to
7239 mark_set_for_renaming.
7241 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7244 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7245 frame related even if !set_cfa && style < 0.
7247 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7249 * config/i386/mingw-tls.c: New file.
7250 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7251 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7252 defining _WIN32 but not __CYGWIN__.
7254 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * configure.ac: Add MPC support.
7258 * config.in, configure: Regenerate.
7260 2009-05-29 Richard Henderson <rth@redhat.com>
7262 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7263 NOTE_INSN_BASIC_BLOCK.
7264 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7265 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7266 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7268 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7270 (add_cfi): Disable check redefining cfa away from drap.
7271 (lookup_cfa_1): Add remember argument; handle remember/restore.
7272 (lookup_cfa): Pass remember argument.
7273 (cfa_remember): New.
7274 (compute_barrier_args_size_1): Remove sibcall check.
7275 (dwarf2out_frame_debug_def_cfa): New.
7276 (dwarf2out_frame_debug_adjust_cfa): New.
7277 (dwarf2out_frame_debug_cfa_offset): New.
7278 (dwarf2out_frame_debug_cfa_register): New.
7279 (dwarf2out_frame_debug_cfa_restore): New.
7280 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7281 (dwarf2out_begin_epilogue): New.
7282 (dwarf2out_frame_debug_restore_state): New.
7283 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7284 DW_CFA_restore_state.
7285 (output_cfi_directive): Likewise.
7286 (convert_cfa_to_fb_loc_list): Likewise.
7287 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7288 * dwarf2out.h: Update.
7289 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7290 (copy_insn_1): Early out for null.
7291 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7292 and dwarf2out_frame_debug_restore_state.
7293 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7294 (prologue_insn_hash, epilogue_insn_hash): New.
7295 (free_after_compilation): Adjust freeing accordingly.
7296 (record_insns): Create hash table if needed; push insns into
7297 hash instead of array.
7298 (maybe_copy_epilogue_insn): New.
7299 (contains): Search hash table instead of array.
7300 (sibcall_epilogue_contains): Remove.
7301 (thread_prologue_and_epilogue_insns): Split eh_return insns
7302 and mark them as epilogues.
7303 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7304 scanning in terms of basic blocks.
7305 * insn-notes.def (CFA_RESTORE_STATE): New.
7306 * jump.c (returnjump_p_1): Accept EH_RETURN.
7307 (eh_returnjump_p_1, eh_returnjump_p): New.
7308 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7309 CFA_REGISTER, CFA_RESTORE): New.
7310 * rtl.def (EH_RETURN): New.
7311 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7313 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7314 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7316 * config/i386/i386.c (gen_push): Update cfa state.
7317 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7318 add a CFA_ADJUST_CFA note.
7319 (ix86_dwarf_handle_frame_unspec): Remove.
7320 (ix86_expand_prologue): Update cfa state.
7321 (ix86_emit_restore_reg_using_pop): New.
7322 (ix86_emit_restore_regs_using_pop): New.
7323 (ix86_emit_leave): New.
7324 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7325 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7326 * config/i386/i386.h (struct machine_cfa_state): New.
7327 (ix86_cfa_state): New.
7328 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7329 (eh_return_internal): Merge from eh_return_<mode>,
7330 use eh_return rtx, split w/ epilogue.
7332 2009-05-29 Ian Lance Taylor <iant@google.com>
7334 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7336 * calls.c (emit_library_call_value_1): Likewise.
7338 * c-typeck.c (c_build_va_arg): New function.
7339 * c-tree.h (c_build_va_arg): Declare.
7340 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7341 instead of build_va_arg.
7343 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7345 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7346 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7347 (ptr_difference_cost): Use affine combinations to compute it.
7348 (difference_cost): Likewise.
7349 (get_computation_cost_at): Compute more accurate cost for addresses
7350 if the ratio is a multiplier allowed in addresses.
7351 For non-addresses, consider that an additional offset or symbol is
7354 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7356 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7357 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7359 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7360 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7361 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7363 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7364 to 1 for TYPE_SSE{IADD1,CVT1}.
7365 (prefix_vex_imm8): Removed.
7366 (length_vex): Only pass 1 as second argument to
7367 ix86_attr_length_vex_default if prefix_extra is 0.
7368 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7369 (length): For prefix vex computation use length_immediate
7370 attribute instead of prefix_vex_imm8.
7371 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7372 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7373 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7374 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7375 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7376 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7377 a space in between the operands.
7378 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7379 if one operand is 0xff and the other one si, di, bp or sp.
7380 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7381 other one si, di, bp or sp.
7382 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7383 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7384 type and mode attributes.
7385 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7386 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7387 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7388 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7389 prefix_data16 attribute iff MODE_DF.
7390 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7391 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7392 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7393 constm128_operand in length_immediate computation.
7394 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7395 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7396 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7397 length_immediate attribute to 1.
7398 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7399 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7400 for certain alternatives.
7401 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7402 prefix_data16 attribute if MODE_V1DF.
7403 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7404 length_immediate to 1.
7405 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7406 length_address to 4, set mode attribute to MODE_DI.
7407 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7408 (fxam<mode>2_i387): Set length attribute to 4.
7409 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7410 *prefetch_3dnow_rex): Override length_address attribute.
7411 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7413 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7414 (constm128_operand): Removed.
7415 * config/i386/i386.c (memory_address_length): For
7416 disp && !index && !base in 64-bit mode account for SIB byte if
7417 print_operand_address can't optimize disp32 into disp32(%rip)
7418 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7419 for fs: or gs: segment.
7420 (ix86_attr_length_immediate_default): When checking if shortform
7421 is possible, truncate immediate to the length of the non-shortened
7423 (ix86_attr_length_address_default): Ignore MEM_P operands
7425 (ix86_attr_length_vex_default): Only check for DImode on
7426 GENERAL_REG_P operands.
7427 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7428 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7429 (sse_cvttps2pi): Clear prefix_rep attribute.
7430 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7432 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7433 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7434 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7435 iff operand 2 is const_int_operand.
7436 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7437 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7438 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7440 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7442 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7443 prefix_data16 attribute for movlpd and movhpd instructions.
7444 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7445 length_immediate for shufpd instruction.
7446 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7447 (avx_cmpp<avxmodesuffixf2c><mode>3,
7448 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7449 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7450 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7451 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7452 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7453 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7454 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7455 prefix_data16 attribute for the first alternative to 1.
7456 (*avx_loadlps): Override length_immediate for the first alternative.
7457 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7458 attributes for second alternative.
7459 (*vec_concatv2sf_sse4_1): Override length_immediate and
7460 prefix_data16 attributes for second alternative.
7461 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7462 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7463 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7464 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7465 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7466 prefix_data16 and length_immediate to 1.
7467 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7469 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7470 prefix_extra attribute for variants that don't have 0f prefix alone.
7471 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7472 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7473 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7474 *sse4_1_pextrd): Set length_immediate to 1.
7475 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7476 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7478 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7479 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7480 length_immediate to 1 for second alternative.
7481 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7482 prefix_extra and length_immediate attributes for the first
7484 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7486 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7487 to 1 for the first and third alternative.
7488 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7490 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7492 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7494 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7495 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7496 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7497 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7498 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7499 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7500 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7501 ssse3_psign<mode>3): Override prefix_rex attribute.
7502 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7503 (ssse3_palignrti): Override length_immediate to 1.
7504 (ssse3_palignrdi): Override length_immediate to 1, override
7505 prefix_rex attribute.
7506 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7507 (sse4a_extrqi): Override length_immediate to 2.
7508 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7509 (sse4a_insertq): Override prefix_data16 to 0.
7510 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7511 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7512 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7513 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7514 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7515 and length_immediate to 1.
7516 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7517 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7518 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7519 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7520 and length_immediate to 1.
7521 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7522 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7523 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7524 avx_ptest256): Override prefix_extra to 1.
7525 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7526 Override prefix_data16 and length_immediate to 1.
7527 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7528 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7529 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7530 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7531 prefix_data16 to 0 and prefix_extra to 2.
7532 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7533 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7535 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7536 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7537 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7538 and prefix_extra to 2.
7539 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7540 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7541 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7542 avx_vpermilvar<mode>3,
7543 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7544 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7545 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7546 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7547 Override prefix_extra to 1.
7548 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7549 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7550 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7551 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7552 prefix_extra and length_immediate to 1.
7553 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7555 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7556 to 1 for the first alternative.
7557 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7558 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7560 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7561 *movv2sf_internal_avx, *movv2sf_internal): Override
7562 prefix_rep attribute for certain alternatives.
7563 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7564 attributes for certain alternatives.
7565 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7566 attributes for certain alternatives.
7567 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7568 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7569 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7570 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7571 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7572 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7573 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7574 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7575 length_immediate to 1 if operand 2 is const_int_operand.
7576 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7577 *vec_extractv2si_1): Set length_immediate attribute to 1.
7578 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7579 using old 3DNOW insn rather than SSE/3DNOW_A.
7580 (mmx_emms, mmx_femms): Clear modrm attribute.
7582 2009-05-29 Martin Jambor <mjambor@suse.cz>
7584 * tree-sra.c: New implementation of SRA.
7586 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7587 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7588 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7589 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7590 (SRA_MAX_STRUCTURE_COUNT): Removed.
7591 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7592 * doc/invoke.texi (sra-max-structure-size): Removed.
7593 (sra-field-structure-ratio): Removed.
7595 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7598 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7601 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7603 PR rtl-optimization/40101
7604 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7605 seqno. Adjust comment.
7606 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7607 inserting bookkeeping before a jump, the jump is not scheduled.
7608 When no positive seqno found, provide a value. Add comment.
7610 2009-05-29 Richard Guenther <rguenther@suse.de>
7612 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7613 short-cutting on the first component.
7615 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7618 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7619 for trees other than decls/types.
7621 2009-05-29 Richard Guenther <rguenther@suse.de>
7623 * tree-ssa-operands.c (get_expr_operands): Do not handle
7624 INDIRECT_REFs in the handled-component case. Remove
7625 unused get_ref_base_and_extent case.
7626 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7627 tree_low_cst and host_integerp where possible.
7628 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7629 codes for equivalence.
7630 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7632 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7634 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7635 to tmake_file for i[34567]86-*-cygwin*.
7637 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7640 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7641 (altivec_categorize_keyword, init_vector_keywords,
7642 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7645 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7647 * tree.c (handle_dll_attribute): Check if node is
7648 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7650 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7652 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7654 (thumb2_zero_extendqidi2): Likewise.
7656 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7658 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7659 instead of gen_movrt.
7660 * config/sh/sh.md (movrt): Remove.
7662 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7664 * doc/invoke.texi (IA-64 Options):
7665 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7666 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7667 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7668 -msched-prefer-non-control-spec-insns,
7669 -msched-stop-bits-after-every-cycle,
7670 -msched-count-spec-in-critical-path,
7671 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7672 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7673 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7674 and -msched-spec-verbose.
7676 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7678 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7679 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7681 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7683 2009-05-28 Richard Guenther <rguenther@suse.de>
7685 * tree-ssa-alias.c (ao_ref_init): New function.
7686 (ao_ref_base): Likewise.
7687 (ao_ref_base_alias_set): Likewise.
7688 (ao_ref_alias_set): Likewise.
7689 (refs_may_alias_p_1): Change signature.
7690 (refs_may_alias_p): Adjust.
7691 (refs_anti_dependent_p): Likewise.
7692 (refs_output_dependent_p): Likewise.
7693 (call_may_clobber_ref_p_1): Change signature.
7694 (call_may_clobber_ref_p): Adjust.
7695 (stmt_may_clobber_ref_p_1): New function split out from ...
7696 (stmt_may_clobber_ref_p): ... here.
7697 (maybe_skip_until): Adjust signature.
7698 (get_continuation_for_phi): Likewise.
7699 (walk_non_aliased_vuses): Likewise.
7700 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7701 (ao_ref_init): Declare.
7702 (ao_ref_base): Likewise.
7703 (ao_ref_alias_set): Likewise.
7704 (stmt_may_clobber_ref_p_1): Likewise.
7705 (walk_non_aliased_vuses): Adjust.
7706 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7707 (get_ref_from_reference_ops): remove.
7708 (vn_reference_lookup_2): Adjust signature.
7709 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7710 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7711 (vn_reference_lookup): Adjust.
7712 (vn_reference_insert): Likewise.
7713 (vn_reference_insert_pieces): Adjust signature.
7714 (visit_reference_op_call): Adjust.
7715 * tree-ssa-pre.c (get_expr_type): Simplify.
7716 (phi_translate_1): Adjust.
7717 (compute_avail): Likewise.
7718 (translate_vuse_through_block): Do not re-build trees.
7719 (value_dies_in_block_x): Likewise.
7720 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7722 (vn_reference_lookup_pieces): Adjust declaration.
7723 (vn_reference_insert_pieces): Likewise.
7725 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7727 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7728 with checking disabled.
7730 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7734 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7735 macro definition for support of three-operand format aligned
7736 .comm directive in assembler on cygwin/pe/mingw target OS.
7737 * configure: Regenerate.
7738 * config.h: Regenerate.
7740 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7741 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7742 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7744 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7745 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7747 2009-05-28 Ira Rosen <irar@il.ibm.com>
7749 PR tree-optimization/40254
7750 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7751 in analysis of basic blocks.
7753 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7756 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7757 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7758 (TARGET_INITIALIZER): Use it.
7759 * cse.c (CHEAPER): Move it up to the other macros.
7760 (insert): Rename this ...
7761 (insert_with_costs): ... to this. Add cost parameters. Update
7763 (insert): New function. Call insert_with_costs.
7764 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7765 find_reg_offset_for_const, try_const_anchors): New functions.
7766 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7767 when using a const-anchor. Call insert_const_anchors.
7768 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7769 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7771 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7773 * tree-inline.c (remap_decls): Enable nonlocalized variables
7774 when not optimizing.
7776 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7778 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7779 Simplify other tests involving optimize.
7781 2009-05-27 Tom Tromey <tromey@redhat.com>
7783 * unwind-dw2.c (_Unwind_DebugHook): New function.
7784 (uw_install_context): Call _Unwind_DebugHook.
7786 2009-05-27 Tom Tromey <tromey@redhat.com>
7788 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7790 2009-05-27 Ian Lance Taylor <iant@google.com>
7792 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7793 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7794 (ALL_LINKERFLAGS): Define.
7795 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7796 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7797 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7798 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7799 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7800 $(LINKER_FOR_BUILD).
7801 (build/gcov-iov$(build_exeext)): Likewise.
7803 2009-05-27 Julian Brown <julian@codesourcery.com>
7805 * gcse.c (target.h): Include.
7806 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7807 copy of argument to a pseudo register.
7809 2009-05-27 Diego Novillo <dnovillo@google.com>
7811 * tree-ssa-live.c (dump_scope_block): Document arguments.
7812 (dump_scope_blocks): Document.
7813 (debug_scope_blocks): New.
7814 * tree-flow.h (debug_scope_blocks): Declare.
7816 2009-05-21 Denis Chertykov <denisc@overta.ru>
7818 * doc/contrib.texi (Contributors): Add myself to the list.
7820 2009-05-27 Olivier Hainque <hainque@adacore.com>
7822 * expr.c (target_align): New function. Alignment the TARGET of an
7823 assignment may be assume to have.
7824 (highest_pow2_factor_for_target): Use it instead of relying on
7825 immediate tree attributes of TARGET, not necessarily honored when
7826 intermediate bitfields are involved.
7828 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7831 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7832 AVX, SSE4, AES, PCLMUL and POPCNT.
7834 2009-05-27 Diego Novillo <dnovillo@google.com>
7836 * tree-pretty-print.c (dump_location): New.
7837 (dump_generic_node): Call it.
7838 Factor code to handle BLOCK nodes ...
7839 (dump_block_node): ... here.
7841 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7843 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7845 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7847 * gcc-plugin.h: Include config.h and system.h.
7848 (IN_GCC): Define if not defined.
7850 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7853 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7856 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7858 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7860 * config/m32r/m32r.h: Ditto.
7861 * config/m32r/m32r.md: Ditto.
7862 * config/m32r/predicates.md: Ditto.
7864 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7866 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7868 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7871 (Loading plugins): typo.
7872 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7873 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7874 (Interacting with the GCC Garbage Collector): Added new section.
7875 (Giving information about a plugin): Added new section for
7877 * ggc.h (ggc_register_root_tab): Added declaration.
7878 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7879 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7880 (register_callback): Improved comment in declaration.
7881 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7882 (extra_root_vec) Added static variable for dynamic roots registration.
7883 (ggc_register_root_tab) Added new routine.
7884 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7885 PLUGIN_GGC_MARKING event.
7886 * ggc-zone.c: Include plugin.h.
7887 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7888 * ggc-page.c: Include plugin.h.
7889 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7890 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7891 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7892 (register_callback): check lack of callbacks for
7893 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7894 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7895 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7896 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7897 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7898 dependency on plugin.h.
7899 (plugin.o): Added dependency on ggc.h...
7901 2009-05-26 Richard Guenther <rguenther@suse.de>
7905 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7906 with mismatched comparison modes.
7908 * expr.c (expand_expr_real_1): Expand the operand of a
7909 VIEW_CONVERT_EXPR in its natural mode.
7911 2009-05-26 Ian Lance Taylor <iant@google.com>
7913 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7914 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7915 (ALL_COMPILERFLAGS): Define.
7916 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7917 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7918 (collect2$(exeext), collect2.o): Likewise.
7919 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7920 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7921 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7922 (libbackend.o, intl.o, cppdefault.o): Likewise.
7923 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7924 (build/%.o): Use $(COMPILER_FOR_BUILD).
7925 (build/gen%$(build_exeext)): Likewise.
7926 (build/gcov-iov$(build_exeext)): LIkewise.
7927 * config/t-darwin (darwin.o): Use $(COMPILER).
7928 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7929 * config/t-sol2 (sol2-c.o): Likewise.
7931 * config/t-vxworks (vxworks.o): Likewise.
7932 * config/x-darwin (host-darwin.o): Likewise.
7933 * config/x-hpux (host-hpux.o): Likewise.
7934 * config/x-linux (host-linux.o): Likewise.
7935 * config/x-solaris (host-solaris.o): Likewise.
7936 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7937 * config/arm/t-arm (arm-c.o): Likewise.
7938 * config/arm/t-pe (pe.o): Likewise.
7939 * config/arm/t-wince-pe (pe.o): Likewise.
7940 * config/i386/t-cygming (winnt.o): Likewise.
7941 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7942 * config/i386/t-cygwin (cygwin1.o): Likewise.
7943 (cygwin2.o): Likewise.
7944 * config/i386/t-i386 (i386-c.o): Likewise.
7945 * config/i386/t-interix (winnt.o): Likewise.
7946 * config/i386/t-netware (netware.o): Likewise.
7947 * config/i386/t-nwld (nwld.o): Likewise.
7948 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7949 * config/i386/x-i386 (driver-i386.o): Likewise.
7950 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7951 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7952 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7953 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7954 * config/mips/x-native (driver-native.o): Likewise.
7955 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7956 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7957 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7958 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7959 * config/score/t-score-elf (score7.o): Likewise.
7960 (score3.o): Likewise.
7961 * config/sh/t-sh (sh-c.o): Likewise.
7962 * config/sh/t-symbian (sh-c.o): Likewise.
7963 (symbian.o): Likewise.
7964 * config/spu/t-spu-elf (spu-c.o): Likewise.
7965 * config/v850/t-v850 (v850-c.o): Likewise.
7966 * config/v850/t-v850e (v850-c.o): Likewise.
7968 2009-05-26 Richard Guenther <rguenther@suse.de>
7970 PR tree-optimization/40122
7971 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7972 VECTOR_CSTs if possible.
7973 (fold_gimple_assign): Likewise.
7975 2009-05-26 Richard Guenther <rguenther@suse.de>
7978 * fold-const.c (fold_binary): Use the correct types for building
7981 2009-05-26 Richard Guenther <rguenther@suse.de>
7983 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7984 redundant calls to merge_alias_info.
7985 (bump_vector_ptr): Likewise.
7986 * tree-ssa-copy.c (merge_alias_info): Remove.
7987 (replace_exp_1): Remove call to merge_alias_info.
7988 (propagate_tree_value): Likewise.
7989 (fini_copy_prop): Propagate points-to info.
7990 * tree-flow.h (merge_alias_info): Remove.
7992 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7994 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7996 2009-05-25 Jan Hubicka <jh@suse.cz>
7998 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7999 * cgraph.h (struct inline_summary): New filed self_wize,
8000 size_inlining_benefit, self_time and time_inlining_benefit.
8001 (struct cgraph_global_info): Replace insns by time ans size fields.
8002 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8003 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8004 (ipcp_update_callgraph): Do not touch function bodies.
8005 * ipa-inline.c: Include except.h
8006 (MAX_TIME): New constant.
8007 (overall_insns): Remove.
8009 (overall_size, max_benefit): New static variables.
8010 (cgraph_estimate_time_after_inlining): New function.
8011 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8012 (cgraph_clone_inlined_nodes): Update size.
8013 (cgraph_mark_inline_edge): Update size.
8014 (cgraph_estimate_growth): Use size info.
8015 (cgraph_check_inline_limits): Check size.
8016 (cgraph_default_inline_p): Likewise.
8017 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8018 (cgraph_decide_recursive_inlining): Check size.
8019 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8021 (cgraph_decide_inlining): Likewise.
8022 (cgraph_decide_inlining_incrementally): Likewise; honor
8023 PARAM_EARLY_INLINING_INSNS.
8024 (likely_eliminated_by_inlining_p): New predicate.
8025 (estimate_function_body_sizes): New function.
8026 (compute_inline_parameters): Use it.
8027 * except.c (must_not_throw_labels): New function.
8028 * except.h (must_not_throw_labels): Declare.
8029 * tree-inline.c (init_inline_once): Kill inlining_weigths
8030 * tree-ssa-structalias.c: Avoid uninitialized warning.
8031 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8032 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8033 (PARAM_INLINE_CALL_COST): Remove.
8034 (PARAM_EARLY_INLINING_INSNS): New.
8036 2009-05-25 Richard Guenther <rguenther@suse.de>
8038 PR tree-optimization/36327
8039 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8040 callback for reference translation or lookup at the point of may-defs.
8041 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8042 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8043 for union COMPONENT_REFs.
8044 (vn_reference_lookup_3): New callback. Lookup from memset
8045 and CONSTRUCTOR assignment, translate through struct copies.
8046 (vn_reference_lookup_pieces): Make sure to not free the
8047 passed operands array. Adjust walk_non_aliased_vuses call.
8048 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8049 make sure we do not leak memory.
8051 2009-05-25 Richard Guenther <rguenther@suse.de>
8053 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8054 * tree-inline.c (expand_call_inline): Reset the escaped and
8056 * tree-ssa-structalias.c (pass_build_ealias): New.
8057 * tree-pass.h (pass_build_ealias): Declare.
8058 * passes.c (init_optimization_passes): Add PTA during
8059 early optimizations.
8060 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8061 and CALLUSED solutions.
8062 (dump_points_to_solution): New function, split out from ...
8063 (dump_points_to_info_for): ... here.
8064 * tree-parloops.c (parallelize_loops): Reset the escaped and
8067 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8070 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8071 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8073 2009-05-25 Ira Rosen <irar@il.ibm.com>
8075 PR tree-optimization/40238
8076 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8077 statements after basic block's labels.
8078 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8079 to free the allocated memory.
8081 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8083 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8084 return address with a USE.
8086 2009-05-24 Richard Guenther <rguenther@suse.de>
8089 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8090 array type from the main variant of the inner type.
8092 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8094 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8095 definition to bool (from int) to un-break build.
8096 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8098 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8100 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8101 discard_stmt_changes): Delete.
8102 * tree-ssa-operands.c (scb_stack): Delete.
8103 (init_ssa_operands): Do not initialize it.
8104 (fini_ssa_operands): Do not free it.
8105 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8107 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8108 update_stmt, remove the others. Fix comments.
8109 * tree-dfa.c (optimize_stack_restore): Likewise.
8110 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8111 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8112 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8113 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8115 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8116 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8117 (dom_opt_finalize_block): Likewise, adjusting access to
8119 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8120 (stmts_to_rescan): Change item type to gimple.
8121 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8123 2009-05-24 Ira Rosen <irar@il.ibm.com>
8125 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8126 * tree-pass.h (pass_slp_vectorize): New pass.
8127 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8128 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8129 * tree-vectorizer.c (timevar.h): Include.
8130 (user_vect_verbosity_level): Declare.
8131 (vect_location): Fix comment.
8132 (vect_set_verbosity_level): Update user_vect_verbosity_level
8133 instead of vect_verbosity_level.
8134 (vect_set_dump_settings): Add an argument. Ignore user defined
8135 verbosity if dump flags require higher level of verbosity. Print to
8136 stderr only for loop vectorization.
8137 (vectorize_loops): Update call to vect_set_dump_settings.
8138 (execute_vect_slp): New function.
8139 (gate_vect_slp): Likewise.
8140 (struct gimple_opt_pass pass_slp_vectorize): New.
8141 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8143 (vec_info_for_bb): New function.
8144 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8145 (VECTORIZATION_ENABLED): New macro.
8146 (SLP_ENABLED, SLP_DISABLED): Likewise.
8147 (vect_is_simple_use): Add bb_vec_info argument.
8148 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8149 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8150 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8151 vect_schedule_slp, vect_analyze_slp): Likewise.
8152 (vect_analyze_stmt): Add slp_tree argument.
8153 (find_bb_location): Declare.
8154 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8155 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8156 (vect_analyze_loop_operations, vect_analyze_loop,
8157 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8158 vect_finalize_reduction, vectorizable_reduction,
8159 vectorizable_live_operation, vect_transform_loop): Likewise.
8160 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8161 skip evolution analysis if analyzing a basic block.
8162 (dr_analyze_indices): Likewise.
8163 (initialize_data_dependence_relation): Skip the test whether the
8164 object is invariant for basic blocks.
8165 (compute_all_dependences): Skip dependence analysis for data
8166 references in basic blocks.
8167 (find_data_references_in_stmt): Don't fail in case of invariant
8168 access in basic block.
8169 (find_data_references_in_bb): New function.
8170 (find_data_references_in_loop): Move code to
8171 find_data_references_in_bb and add a call to it.
8172 (compute_data_dependences_for_bb): New function.
8173 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8174 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8176 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8177 unknown dependence in basic block and fail in case of dependence in
8179 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8180 dependence instances from either loop or basic block vectorization
8182 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8183 before calling nested_in_vect_loop_p.
8184 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8185 dependence instances from either loop or basic block vectorization
8187 (vect_verify_datarefs_alignment): Likewise.
8188 (vect_enhance_data_refs_alignment): Adjust function calls.
8189 (vect_analyze_data_refs_alignment): Likewise.
8190 (vect_analyze_group_access): Fix printing. Skip different checks if
8191 DR_STEP is 0. Keep strided stores either in loop or basic block
8192 vectorization data structure. Fix indentation.
8193 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8195 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8196 dependence instances from either loop or basic block vectorization
8198 (vect_analyze_data_refs): Update comment. Call
8199 compute_data_dependences_for_bb to analyze basic blocks.
8200 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8201 case of loop vectorization. In case of basic block vectorization use
8202 data-ref itself as a base.
8203 (vect_create_data_ref_ptr): In case of basic block vectorization:
8204 don't advance the pointer, add new statements before the current
8205 statement. Adjust function calls.
8206 (vect_supportable_dr_alignment): Support only aligned accesses in
8207 basic block vectorization.
8208 * common.opt (ftree-slp-vectorize): New flag.
8209 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8210 (vect_pattern_recog_1): Likewise.
8211 * tree-vect-stmts.c (process_use): Likewise.
8212 (vect_init_vector): Add new statements in the beginning of the basic
8213 block in case of basic block SLP.
8214 (vect_get_vec_def_for_operand): Adjust function calls.
8215 (vect_finish_stmt_generation): Likewise.
8216 (vectorizable_call): Add assert that it is loop vectorization, adjust
8218 (vectorizable_conversion, vectorizable_assignment): Likewise.
8219 (vectorizable_operation): In case of basic block SLP, take
8220 vectorization factor from statement's type and skip the relevance
8221 check. Adjust function calls.
8222 (vectorizable_type_demotion): Add assert that it is loop
8223 vectorization, adjust function calls.
8224 (vectorizable_type_promotion): Likewise.
8225 (vectorizable_store): Check for outer loop only in case of loop
8226 vectorization. Adjust function calls. For basic blocks, skip the
8227 relevance check and don't advance pointers.
8228 (vectorizable_load): Likewise.
8229 (vectorizable_condition): Add assert that it is loop vectorization,
8230 adjust function calls.
8231 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8232 that it is not reduction, get vector type, call only supported
8233 functions, skip loop specific parts.
8234 (vect_transform_stmt): Check for outer loop only in case of loop
8236 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8237 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8238 for external definition.
8239 * passes.c (pass_slp_vectorize): New pass.
8240 * tree-vect-slp.c (find_bb_location): New function.
8241 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8242 check for patterns only in loops.
8243 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8244 case of multiple types in basic block SLP.
8245 (vect_mark_slp_stmts_relevant): New function.
8246 (vect_supported_load_permutation_p): Fix comment.
8247 (vect_analyze_slp_instance): Add argument. In case of basic block
8248 SLP, take vectorization factor from statement's type, check that
8249 unrolling factor is 1. Adjust function call. Save SLP instance in
8250 either loop or basic block vectorization structure. Return FALSE,
8252 (vect_analyze_slp): Add argument. Get strided stores groups from
8253 either loop or basic block vectorization structure. Return FALSE
8254 if basic block SLP failed.
8255 (new_bb_vec_info): New function.
8256 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8257 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8258 (vect_schedule_slp): Add argument. Get SLP instances from either
8259 loop or basic block vectorization structure. Set vectorization factor
8260 to be 1 for basic block SLP.
8261 (vect_slp_transform_bb): New function.
8262 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8264 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8266 * final.c (shorten_branches): Do not align labels for jump tables.
8267 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8269 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8271 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8272 Remove outdated reference to flow.c and fix nits.
8273 * doc/gccint.texi: Tweak RTL description.
8274 * doc/rtl.texi: Likewise.
8276 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8278 * config/avr/avr.c: Change my email address.
8279 * config/avr/avr.h: Likewise.
8280 * config/avr/avr.md: Likewise.
8281 * config/avr/avr-protos.h: Likewise.
8282 * config/avr/libgcc.S: Likewise.
8284 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8286 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8287 (spu_split_load, spu_split_store): Change return type to int.
8288 (spu_split_convert): Declare.
8289 * config/spu/predicates.md (spu_mem_operand): Remove.
8290 (spu_mov_operand): Update.
8291 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8292 * config/spu/spu.c (regno_aligned_for_load): Remove.
8293 (reg_aligned_for_addr, spu_expand_load): Define.
8294 (spu_expand_extv): Reimplement and handle MEM.
8295 (spu_expand_insv): Handle MEM.
8296 (spu_sched_reorder): Handle insn's with length 0.
8297 (spu_legitimate_address_p): Reimplement.
8298 (store_with_one_insn_p): Return TRUE for any mode with size
8299 larger than 16 bytes.
8300 (address_needs_split): Define.
8301 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8303 (spu_convert_move): Define.
8304 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8305 (spu_split_store): Change all MEM's to TImode.
8306 (spu_init_expanders): Preallocate registers that correspond to
8307 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8309 (spu_split_convert): Define.
8310 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8311 (_move<mode>, _movdi, _movti): Update predicate and condition.
8312 (load, store): Change to define_split.
8313 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8315 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8316 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8317 define_insn_and_split of lshr<mode>3.
8318 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8319 (<v>ashr<mode>3_imm): Define.
8320 (extv, extzv, insv): Allow MEM operands.
8321 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8322 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8323 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8324 (_spu_convert2): Change to define_insn_and_split and remove the
8325 corresponding define_peephole2.
8326 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8327 Change predicates to memory_operand.
8329 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8331 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8333 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8335 PR tree-optimization/40219
8336 * tree.c (iterative_hash_expr): Make sure the builtin function is
8337 a normal builtin function and not a front end or back end builtin
8338 before indexing into the built_in_decls array.
8340 2009-05-22 Richard Guenther <rguenther@suse.de>
8343 * alias.c (write_dependence_p): Do not use TBAA for answering
8344 anti-dependence or output-dependence.
8345 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8346 (emit_pointer_definition): Remove.
8347 (emit_alias_warning): Likewise.
8348 (find_what_var_points_to): Remove TBAA pruning code.
8349 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8351 (compute_points_to_sets): Remove code computing the set of
8352 dereferenced pointers.
8353 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8354 oracle for querying anti and output dependencies.
8355 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8356 if TBAA may be applied.
8357 (refs_anti_dependent_p): New function.
8358 (refs_output_dependent_p): Likewise.
8359 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8360 (refs_output_dependent_p): Likewise.
8361 * doc/tree-ssa.texi (Memory model): New section.
8362 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8363 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8364 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8365 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8366 * expr.c (expand_expr_real_1): Likewise.
8367 * gimple-low.c (lower_stmt): Likewise.
8368 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8369 (dump_gimple_cdt): Remove.
8370 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8371 (gimple_size): Likewise.
8372 (walk_gimple_op): Likewise.
8373 (is_gimple_stmt): Likewise.
8374 (walk_stmt_load_store_addr_ops): Likewise.
8375 (gimple_build_cdt): Remove.
8376 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8377 * gimple.h (gimple_cdt_new_type): Remove.
8378 (gimple_cdt_new_type_ptr): Likewise.
8379 (gimple_cdt_set_new_type): Likewise.
8380 (gimple_cdt_location): Likewise.
8381 (gimple_cdt_location_ptr): Likewise.
8382 (gimple_cdt_set_location): Likewise.
8383 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8384 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8385 GIMPLE_CHANGE_DYNAMIC_TYPE.
8386 (verify_types_in_gimple_stmt): Likewise.
8387 * tree-inline.c (estimate_num_insns): Likewise.
8388 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8389 (copy_decl_to_var): Likewise.
8390 (copy_result_decl_to_var): Likewise.
8391 * tree-pretty-print.c (dump_generic_node): Do not handle
8392 CHANGE_DYNAMIC_TYPE_EXPR.
8393 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8394 * tree-ssa-operands.c (get_expr_operands): Likewise.
8395 * tree-ssa-structalias.c (struct variable_info): Remove
8396 no_tbaa_pruning member.
8397 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8398 (unify_nodes): Do not copy it.
8399 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8400 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8401 (set_uids_in_ptset): Do not check it.
8402 (find_what_var_points_to): Likewise.
8403 (compute_tbaa_pruning): Remove.
8404 (compute_points_to_sets): Do not call it.
8405 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8406 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8407 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8408 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8409 (DECL_NO_TBAA_P): Likewise.
8410 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8411 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8412 (expand_omp_atomic_pipeline): Do not set it.
8413 * print-tree.c (print_node): Do not dump it.
8414 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8417 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8420 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8423 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8425 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8428 2009-05-22 Ben Elliston <bje@au.ibm.com>
8430 * Makefile.in (bversion.h, s-bversion): New targets.
8431 (TOPLEV_H): Add bversion.h.
8432 * toplev.h: Include "bversion.h".
8433 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8434 the __format__ attribute only if compiling with the same version
8435 of GCC as the sources (the "build version").
8437 2009-05-22 Ben Elliston <bje@au.ibm.com>
8439 * c-format.c (handle_format_attribute): Fix comment typo.
8441 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8444 * config/ia64/ia64.opt (mfused-madd): New.
8445 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8446 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8447 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8448 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8449 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8450 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8451 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8452 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8453 instruction if !TARGET_FUSED_MADD.
8454 (fpma, fpms): Remove colon from name.
8456 2009-05-22 Richard Guenther <rguenther@suse.de>
8458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8459 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8460 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8462 (create_expression_by_pieces): Only convert if necessary.
8463 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8464 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8466 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8468 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8469 regular pattern from a template and rename it ...
8470 (*extzv_truncsi_exts): ... to this.
8472 2009-05-21 Richard Guenther <rguenther@suse.de>
8474 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8475 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8476 (cgraph_default_inline_p): Likewise.
8477 (cgraph_decide_inlining_incrementally): Likewise.
8479 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8480 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/cpuid.h (bit_MOVBE): New.
8484 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8486 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8487 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8488 (ix86_handle_option): Handle OPT_mmovbe.
8489 (ix86_target_string): Add -mmovbe.
8490 (pta_flags): Add PTA_MOVBE.
8491 (processor_alias_table): Add PTA_MOVBE to "atom".
8492 (override_options): Handle PTA_MOVBE.
8494 * config/i386/i386.h (TARGET_MOVBE): New.
8496 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8497 (*bswapsi_movbe): New.
8498 (*bswapdi_movbe): Likewise.
8499 (bswapdi2): Renamed to ...
8501 (bswapdi2): New expander.
8503 * config/i386/i386.opt (mmovbe): New.
8505 * doc/invoke.texi: Document -mmovbe.
8507 2009-05-21 Taras Glek <tglek@mozilla.com>
8509 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8510 * gcc-plugin.h (plugin_init): Updated signature.
8511 * gcc-plugin.h (plugin_name_args): Moved to this header.
8512 * doc/plugins.texi (plugin_init): Updated documention to reflect
8514 * doc/plugins.texi (plugin_name_args): Added to documention.
8516 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8518 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8519 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8521 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8523 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8524 JUMP_TABLE_DATA_P predicates where applicable.
8525 * config/i386/predicates.md: Ditto.
8526 * config/i386/sse.md: Ditto.
8528 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8530 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8531 operand2 -128 override length_immediate attribute to 1.
8532 * config/i386/predicates.md (constm128_operand): New predicate.
8534 * config/i386/i386.c (memory_address_length): Handle %r12
8535 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8537 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8538 mode look through optional ZERO_EXTEND and SUBREG.
8539 * config/i386/i386.md (R12_REG): New define_constant.
8540 (prefix_data16): For sse unit set also for MODE_TI insns.
8541 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8542 insns set if operand 1 is ext_QIreg_operand.
8543 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8544 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8546 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8547 mode from MODE_DI to MODE_SI.
8548 (movdi_1_rex64): Override modrm and length_immediate attributes
8549 only for movabs (TYPE_IMOV, alternative 2).
8550 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8551 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8552 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8553 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8554 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8555 prefix_rex attribute if DImode.
8556 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8557 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8558 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8559 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8560 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8561 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8562 Likewise. For TYPE_IMOV clear length_immediate attribute.
8563 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8564 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8565 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8566 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8567 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8568 or one operand TYPE_ISHIFT.
8569 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8570 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8571 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8572 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8573 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8574 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8575 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8576 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8577 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8578 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8579 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8580 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8581 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8582 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8583 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8584 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8585 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8586 set mode attribute, don't override length attribute.
8587 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8589 (return_internal_long): Set length attribute to 2 instead of 1.
8590 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8591 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8592 prefix_rex attribute.
8593 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8595 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8597 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8599 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8601 2009-05-20 Ian Lance Taylor <iant@google.com>
8603 * tree.c (build_tree_list_vec_stat): New function.
8604 (ctor_to_vec): New function.
8605 (build_nt_call_vec): New function.
8606 (build_call_array): Change args to be a const pointer.
8607 (build_call_vec): New function.
8608 * tree.h (build_nt_call_vec): Declare.
8609 (build_tree_list_vec_stat): Declare.
8610 (build_tree_list_vec): Define.
8611 (build_call_array): Update declaration.
8612 (build_call_vec): Declare.
8613 (ctor_to_vec): Declare.
8614 * c-common.c (tree_vector_cache): New static variable.
8615 (make_tree_vector): New function.
8616 (release_tree_vector): New function.
8617 (make_tree_vector_single): New function.
8618 (make_tree_vector_copy): New function.
8619 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8620 (make_tree_vector_single, make_tree_vector_copy): Declare.
8621 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8622 (c_parser_expr_list): Don't manage cache here, instead call
8624 (c_parser_release_expr_list): Remove static function.
8625 (c_parser_vec_to_tree_list): Remove static function.
8626 (c_parser_attributes): Call build_tree_list_vec instead of
8627 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8628 c_parser_release_expr_list.
8629 (c_parser_postfix_expression_after_primary): Likewise.
8630 (c_parser_objc_keywordexpr): Likewise.
8632 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8634 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8635 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8636 TARGET_CONVERT_TO_TYPE.
8637 * hooks.c (hook_tree_const_tree_null): Define.
8638 * hooks.h (hook_tree_const_tree_null): Declare.
8639 * target.h (struct gcc_target): Add invalid_parameter_type,
8640 invalid_return_type, promoted_type, and convert_to_type fields.
8641 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8642 (TARGET_INVALID_RETURN_TYPE): Define.
8643 (TARGET_PROMOTED_TYPE): Define.
8644 (TARGET_CONVERT_TO_TYPE): Define.
8645 (TARGET_INITIALIZER): Update for new fields.
8646 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8647 (grokparms): Check targetm.invalid_parameter_type.
8648 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8649 * c-convert.c (convert): Check targetm.convert_to_type.
8651 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8653 * config/mips/mips.md (*extenddi_truncate<mode>,
8654 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8656 (*extendhi_truncateqi): New define_insn_and_sptit.
8658 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8661 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8662 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8664 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8666 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8667 the operand of VIEW_CONVERT_EXPR.
8669 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8671 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8672 extended family and model for Intel processors. Support Intel Atom.
8674 2009-05-20 Olivier Hainque <hainque@adacore.com>
8676 * gstab.h (stab_code_type): Define, to be used instead of the
8677 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8679 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8680 occurrences by stab_code_type.
8681 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8683 2009-05-20 Martin Jambor <mjambor@suse.cz>
8685 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8686 (sra_insert_before): Likewise.
8687 (sra_insert_after): Likewise.
8688 (sra_init_cache): Likewise.
8689 (sra_type_can_be_decomposed_p): Likewise.
8690 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8691 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8692 (sra_insert_before): Likewise.
8693 (sra_insert_after): Likewise.
8694 (sra_init_cache): Likewise.
8695 (insert_edge_copies_seq): Made static and moved upwards.
8697 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8700 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8702 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8703 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8706 2009-05-20 Richard Guenther <rguenther@suse.de>
8708 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8709 with mismatched comparison modes.
8711 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8713 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8714 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8715 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8716 with shifts for Thumb2.
8717 (orsi_notsi): New for orn.
8718 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8719 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8720 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8721 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8722 Don't invert remainder for IOR.
8724 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8726 PR tree-optimization/40087
8727 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8728 number_of_iterations_ne): Rename never_infinite argument.
8729 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8730 number_of_iterations_le): Handle pointer-type ivs when
8731 exit_must_be_taken is false.
8732 (number_of_iterations_cond): Do not always assume that
8733 exit_must_be_taken if the control variable is a pointer.
8735 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8737 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8738 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8740 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8743 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8745 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8748 * c.opt (Wlogical-op): Disabled by default.
8749 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8751 * doc/invoke.texi (Wlogical-op): Likewise.
8753 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8755 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8757 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8758 Propagate the type of the first operand.
8759 <ASSERT_EXPR>: Simplify.
8760 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8761 Rewrite using the RHS code as discriminant.
8762 <NOP_EXPR>: Turn into CASE_CONVERT.
8763 <PLUS_EXPR>: Propagate the type of the first operand.
8765 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8767 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8768 (ia64_dconst_0_375): New.
8769 * config/ia64/ia64.c (ia64_override_options): Remove
8770 -minline-sqrt-min-latency warning.
8771 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8772 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8773 * config/ia64/ia64.md (*sqrt_approx): Remove.
8774 (sqrtsf2): Remove #if 0.
8775 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8776 (sqrtdf): Remove assert.
8777 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8778 (sqrtxf2): Remove #if 0.
8779 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8780 * div.md (sqrt_approx_rf): New.
8781 (sqrtsf2_internal_thr): New implementation.
8782 (sqrtsf2_internal_lat): New.
8783 (sqrtdf2_internal_thr: New implementation.
8784 (sqrtxf2_internal): New implementation.
8786 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8787 Hans-Peter Nilsson <hp@axis.com>
8789 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8790 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8791 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8792 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8793 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8794 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8795 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8796 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8797 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8798 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8799 * c-common.c: ...from here.
8801 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8803 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8805 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8807 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8809 2009-05-19 Ben Elliston <bje@au.ibm.com>
8811 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8812 assignments with memcpy calls.
8813 (add_fdes): Likewise.
8814 (binary_search_unencoded_fdes): Likewise.
8815 (linear_search_fdes): Eliminate type puns.
8817 2009-05-19 Richard Guenther <rguenther@suse.de>
8819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8820 not falsely claim to have propagated into all uses.
8822 2009-05-19 Ben Elliston <bje@au.ibm.com>
8824 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8827 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8829 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8830 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8831 (TARGET_LEGITIMATE_ADDRESS_P): New.
8832 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8833 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8835 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8838 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8839 child of the containing namespace's DIE.
8841 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8843 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8844 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8845 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8848 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8851 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8852 gen_align with gen_pad.
8853 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8854 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8856 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8857 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8859 * config/i386/i386.md (align): Renamed to ...
8860 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8861 ASM_OUTPUT_MAX_SKIP_PAD.
8863 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8865 * config.gcc: Fix variable syntax.
8868 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8869 before calling exact_log2.
8870 (output_iorsi3): Likewise.
8871 (output_xorsi3): Likewise.
8873 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8875 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8876 for the none zero constant operand except for EQ and NE
8877 comprisons even when the first operand is R0.
8879 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8881 * config/s390/2064.md: Remove trailing whitespaces.
8882 * config/s390/2084.md: Likewise.
8883 * config/s390/constraints.md: Likewise.
8884 * config/s390/fixdfdi.h: Likewise.
8885 * config/s390/libgcc-glibc.ver: Likewise.
8886 * config/s390/s390-modes.def: Likewise.
8887 * config/s390/s390-protos.h: Likewise.
8888 * config/s390/s390.c: Likewise.
8889 * config/s390/s390.h: Likewise.
8890 * config/s390/s390.md: Likewise.
8891 * config/s390/tpf-unwind.h: Likewise.
8893 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8895 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8897 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8900 * configure.ac (m68k-*-*): Check if binutils support TLS.
8901 * configure: Regenerate.
8902 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8903 * config/m68k/constraints.md (Cu): New constraint.
8904 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8905 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8906 (movsi): Handle TLS symbols.
8907 (addsi3_5200): Handle XTLS symbols, indent.
8908 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8909 (m68k_tls_reference_p): Declare.
8910 (m68k_legitimize_address): Declare.
8911 (m68k_unwrap_symbol): Declare.
8912 * config/m68k/m68k.opt (mxtls): New option.
8913 * config/m68k/m68k.c (ggc.h): Include.
8914 (m68k_output_dwarf_dtprel): Implement hook.
8915 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8916 (m68k_expand_prologue): Load GOT pointer when function needs it.
8917 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8918 (m68k_legitimate_constant_address_p): Same.
8919 (m68k_decompose_address): Handle TLS references.
8920 (m68k_get_gp): New static function.
8921 (enum m68k_reloc): New contants.
8922 (TLS_RELOC_P): New macro.
8923 (m68k_wrap_symbol): New static function.
8924 (m68k_unwrap_symbol): New function.
8925 (m68k_final_prescan_insn_1): New static function.
8926 (m68k_final_prescan_insn): New function.
8927 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8929 (legitimize_pic_address): Handle TLS references..
8930 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8931 (m68k_libcall_value_in_a0_p)
8932 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8933 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8934 (m68k_legitimize_tls_address): Handle TLS references.
8935 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8937 (m68k_legitimize_address): Handle TLS symbols.
8938 (m68k_get_reloc_decoration): New static function.
8939 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8941 (m68k_output_dwarf_dtprel): Implement hook.
8942 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8943 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8944 m68k_call_* routines.
8945 (sched_attr_op_type): Handle TLS symbols.
8946 (gt-m68k.h): Include.
8947 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8948 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8950 2009-05-18 Martin Jambor <mjambor@suse.cz>
8952 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8953 (visit_store_addr_for_mod_analysis): New function.
8954 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8955 (determine_cst_member_ptr): Use gimple_assign_single_p.
8956 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8957 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8958 operands. Don't check number of operands of a NOP_EXPR.
8960 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8962 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8964 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8967 * c-common.c (warn_logical_operator): Don't warn if one of
8968 expression isn't always true or false.
8970 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8972 * config/i386/biarch32.h: New file.
8973 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8975 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8977 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8978 *zero_extend<mode>_truncqi): Merge these into ...
8979 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8980 Name the pattern following this as *zero_extendhi_truncqi.
8982 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8985 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8986 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8987 (output_info): Make field HOST_WIDEST_INT.
8988 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8989 (dump_bitmat_statistics): Same.
8991 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8993 * config.gcc (use_gcc_stdint): Set to wrap.
8994 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8995 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8996 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8997 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8998 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8999 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9000 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9001 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9003 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9005 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9007 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9008 Move definitions earlier.
9009 (OPT_ARCH64, OPT_ARCH32): Define.
9010 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9013 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9016 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9019 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9021 * arm.md (movdi2): Copy non-reg values to DImode registers.
9023 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9026 * final.c (label_to_max_skip): New function.
9027 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9028 CODE_LABEL_NUMBER <= max_labelno.
9029 * output.h (label_to_max_skip): New prototype.
9030 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9031 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9032 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9033 Handle CODE_LABELs with >= 16 byte alignment or with
9034 max_skip == (1 << align) - 1.
9035 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9036 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9039 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9040 .p2align 3 if MAX_SKIP is smaller than 7.
9041 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9043 2009-05-15 Ian Lance Taylor <iant@google.com>
9045 * alias.c (struct alias_set_entry_d): Rename from struct
9046 alias_set_entry. Change all uses.
9047 * except.c (struct call_site_record_d): Rename from struct
9048 call_site_record. Change all uses.
9049 * except.h (struct eh_region_d): Rename from struct eh_region.
9051 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9053 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9054 ivtype_map_elt. Change all uses.
9055 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9057 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9058 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9060 (struct sese_d): Rename from struct sese. Change all uses.
9061 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9062 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9063 * optabs.h (struct optab_d): Rename from struct optab. Change all
9065 (struct convert_optab_d): Rename from struct convert_optab.
9067 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9068 ipa_opt_pass. Change all uses.
9069 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9072 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9073 defined as a typedef.
9074 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9077 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9080 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9082 (merge_ranges): Returns bool.
9083 * tree.h (make_range): .. to here.
9084 (build_range_check): Likewise.
9085 (merge_ranges): Likewise. Renamed from merge_ranges.
9086 * c-typeck.c (parser_build_binary_op): Update calls to
9087 warn_logical_operator.
9088 * c-common.c (warn_logical_operator): Add new warning.
9089 * c-common.h (warn_logical_operator): Update declaration.
9091 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9093 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9095 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9097 * doc/install.texi: Document MPC requirements, flags etc.
9099 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9100 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9101 Evaluate constant arguments.
9102 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9103 (fold_builtin_1): Likewise, also evaluate constant arguments.
9104 Remove superfluous break.
9105 (do_mpc_ckconv): New.
9106 * real.h: Include mpc.h.
9107 * toplev.c (print_version): Output MPC version info if available.
9109 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9111 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9113 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9118 2009-05-15 Jan Hubicka <jh@suse.cz>
9120 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9121 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9122 (try_inline): Fix return value.
9123 (cgraph_decide_inlining_incrementally): Honor new value.
9124 (cgraph_early_inlining): Handle indirect inlining.
9125 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9127 2009-05-15 Jan Hubicka <jh@suse.cz>
9129 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9130 * cgraphunit.c (cgraph_finalize_function): Set it.
9131 (cgraph_expand_function): Use it.
9133 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9135 * real.c (encode_ieee_half): Define.
9136 (decode_ieee_half): Define.
9137 (ieee_half_format): Define.
9138 (arm_half_format): Define.
9139 * real.h (ieee_half_format): Declare.
9140 (arm_half_format): Declare.
9142 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9144 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9145 swapped, and reversed optabs exist before trying to use them.
9147 2009-05-15 Paul Brook <paul@codesourcery.com>
9148 Sandra Loosemore <sandra@codesourcery.com>
9150 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9151 loads. Allow PRE_DEC.
9152 (output_move_neon): Handle PRE_DEC.
9153 (arm_print_operand): Add 'A' for neon structure loads.
9154 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9155 * config/arm/neon.md (neon_mov): Update comment.
9156 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9158 (Um): New constraint.
9160 2009-05-15 Jan Hubicka <jh@suse.cz>
9162 Revert the following patch until testsuite fallout is fixed:
9163 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9164 * cgraph.h (struct inline_summary): New filed self_wize,
9165 size_inlining_benefit, self_time and time_inlining_benefit.
9166 (struct cgraph_global_info): Replace insns by time ans size fields.
9167 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9168 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9169 (ipcp_update_callgraph): Do not touch function bodies.
9170 * ipa-inline.c: Include except.h
9171 (MAX_TIME): New constant.
9172 (overall_insns): Remove
9173 (overall_size, max_benefit): New static variables.
9174 (cgraph_estimate_time_after_inlining): New function.
9175 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9176 (cgraph_clone_inlined_nodes): Update size.
9177 (cgraph_mark_inline_edge): Update size.
9178 (cgraph_estimate_growth): Use size info.
9179 (cgraph_check_inline_limits): Check size.
9180 (cgraph_default_inline_p): Likewise.
9181 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9182 (cgraph_decide_recursive_inlining): Check size.
9183 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9185 (cgraph_decide_inlining): Likewise.
9186 (cgraph_decide_inlining_incrementally): Likewise; honor
9187 PARAM_EARLY_INLINING_INSNS.
9188 (likely_eliminated_by_inlining_p): New predicate.
9189 (estimate_function_body_sizes): New function.
9190 (compute_inline_parameters): Use it.
9191 * except.c (must_not_throw_labels): New function.
9192 * except.h (must_not_throw_labels): Declare.
9193 * tree-inline.c (init_inline_once): Kill inlining_weigths
9194 * tree-ssa-structalias.c: Avoid uninitialized warning.
9195 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9196 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9197 (PARAM_INLINE_CALL_COST): Remove.
9198 (PARAM_EARLY_INLINING_INSNS): New.
9200 2009-05-15 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9203 not TODO_update_ssa.
9205 2009-05-15 Richard Guenther <rguenther@suse.de>
9207 PR tree-optimization/39999
9208 * gimple.h (gimple_expr_type): Use the expression type looking
9209 through useless conversions.
9210 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9211 (vn_nary_op_insert_stmt): Likewise.
9212 (simplify_binary_expression): Likewise.
9214 2009-05-15 Richard Guenther <rguenther@suse.de>
9216 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9217 New options, enabled by default.
9218 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9220 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9221 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9222 * tree-ssa-structalias.c (gate_tree_pta): New function.
9223 (pass_build_alias): Use it.
9225 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9228 recurse on an invariant address if a conversion from a pointer
9229 type to a wider integer type is involved.
9231 2009-05-15 Jan Hubicka <jh@suse.cz>
9233 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9234 * cgraph.h (struct inline_summary): New filed self_wize,
9235 size_inlining_benefit, self_time and time_inlining_benefit.
9236 (struct cgraph_global_info): Replace insns by time ans size fields.
9237 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9238 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9239 (ipcp_update_callgraph): Do not touch function bodies.
9240 * ipa-inline.c: Include except.h
9241 (MAX_TIME): New constant.
9242 (overall_insns): Remove
9243 (overall_size, max_benefit): New static variables.
9244 (cgraph_estimate_time_after_inlining): New function.
9245 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9246 (cgraph_clone_inlined_nodes): Update size.
9247 (cgraph_mark_inline_edge): Update size.
9248 (cgraph_estimate_growth): Use size info.
9249 (cgraph_check_inline_limits): Check size.
9250 (cgraph_default_inline_p): Likewise.
9251 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9252 (cgraph_decide_recursive_inlining): Check size.
9253 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9255 (cgraph_decide_inlining): Likewise.
9256 (cgraph_decide_inlining_incrementally): Likewise; honor
9257 PARAM_EARLY_INLINING_INSNS.
9258 (likely_eliminated_by_inlining_p): New predicate.
9259 (estimate_function_body_sizes): New function.
9260 (compute_inline_parameters): Use it.
9261 * except.c (must_not_throw_labels): New function.
9262 * except.h (must_not_throw_labels): Declare.
9263 * tree-inline.c (init_inline_once): Kill inlining_weigths
9264 * tree-ssa-structalias.c: Avoid uninitialized warning.
9265 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9266 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9267 (PARAM_INLINE_CALL_COST): Remove.
9268 (PARAM_EARLY_INLINING_INSNS): New.
9269 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9270 (inline-call-cost): Remove.
9271 (early-inlining-insns): New.
9273 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9275 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9277 (print_int_cst_bounds_in_octal_p): Likewise.
9278 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9280 * dwarf2out.c (base_type_die): Likewise.
9281 (is_subrange_type): Delete.
9282 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9283 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9284 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9285 if the destination type is boolean.
9286 (build_range_check): Do not special-case subtypes.
9287 (fold_sign_changed_comparison): Likewise.
9288 (fold_unary): Likewise.
9289 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9290 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9291 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9292 * tree.c (subrange_type_for_debug_p): New predicate based on the
9293 former is_subrange_type.
9294 * tree.h (subrange_type_for_debug_p): Declare.
9295 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9296 (convert_affine_scev): Remove call to above function.
9297 (chrec_convert_aggressive): Likewise.
9298 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9299 false for conversions involving subtypes.
9300 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9301 (vrp_val_min): Likewise.
9302 (needs_overflow_infinity): Likewise.
9303 (extract_range_from_unary_expr): Likewise.
9305 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9307 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9308 * config/frv/frv.c: Likewise.
9309 * config/s390/s390.c: Likewise.
9310 * config/sparc/sparc.h: Likewise.
9311 * config/i386/i386.h: Likewise.
9312 * config/i386/i386.c: Likewise.
9313 * config/crx/crx.c: Likewise.
9314 * config/m68hc11/m68hc11.h: Likewise.
9315 * config/iq2000/iq2000.c: Likewise.
9316 * config/mn10300/mn10300.h: Likewise.
9317 * config/mn10300/mn10300.c: Likewise.
9318 * config/m68k/m68k.c: Likewise.
9319 * config/rs6000/rs6000.c: Likewise.
9320 * config/rs6000/xcoff.h: Likewise.
9321 * config/rs6000/linux64.h: Likewise.
9322 * config/rs6000/sysv4.h: Likewise.
9323 * config/score/score3.c: Likewise.
9324 * config/score/score7.c: Likewise.
9325 * config/score/score.c: Likewise.
9326 * config/arm/arm.md: Likewise.
9327 * config/mips/mips.c: Likewise.
9328 * config/mips/mips.md: Likewise.
9329 * config/bfin/bfin.h: Likewise.
9330 * config/pa/pa.c: Likewise.
9331 * config/pa/constraints.md: Likewise.
9333 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9334 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9335 * config/pdp11/pdp11.h: Use memory_address_p instead.
9337 2009-05-14 Ian Lance Taylor <iant@google.com>
9339 * passes.c (finish_optimization_passes): Change i to int.
9340 * plugin.c (plugins_active_p): Change event to int.
9341 (dump_active_plugins): Likewise.
9342 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9344 * tree.c (tree_range_check_failed): Change c to unsigned int.
9345 (omp_clause_range_check_failed): Likewise.
9346 (build_common_builtin_nodes): Change mode to int. Add cast.
9347 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9348 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9350 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9351 ++ or -- with a variable of enum type.
9353 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9356 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9358 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9360 * store-motion.c: Do not include params.h
9361 * Makefile.in: Fix dependencies for various files.
9363 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9365 * auto-inc-dec.c: Fix pass description, remove apparent
9366 accidental duplication.
9368 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9371 * ipa-utils.h (memory_identifier_string): Moved to ...
9372 * tree.h (memory_identifier_string): Here. Add GTY(()).
9374 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9376 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9377 in the former documentation of...
9378 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9379 * ira-conflicts.c (get_dup_num): Use address_operand.
9380 * targhooks.c (default_legitimate_address_p): New.
9381 * targhooks.h (default_legitimate_address_p): New.
9382 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9384 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9385 * target.h (struct target): Add legitimate_address_p.
9386 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9387 (TARGET_INITIALIZER): Include it.
9389 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9390 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9391 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9392 (TARGET_LEGITIMATE_ADDRESS_P): New.
9394 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9395 (REG_OK_STRICT_P): Delete.
9396 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9397 (frv_legitimate_address_p_1): ... this.
9398 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9399 (frv_legitimate_address_p_1): ... the renamed old
9400 frv_legitimate_address_p.
9401 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9402 (TARGET_LEGITIMATE_ADDRESS_P): New.
9404 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9405 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9406 * config/s390/s390.c (legitimate_address_p): Rename to...
9407 (s390_legitimate_address_p): ... this, make static.
9408 (legitimize_address): Adjust call.
9409 (TARGET_LEGITIMATE_ADDRESS_P): New.
9410 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9412 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9413 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9414 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9415 (TARGET_LEGITIMATE_ADDRESS_P): New.
9417 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9418 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9419 * config/spu/spu.c (spu_legitimate_address): Rename to...
9420 (spu_legitimate_address_p): ... this, make static.
9421 (TARGET_LEGITIMATE_ADDRESS_P): New.
9423 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9424 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9425 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9426 (sparc_legitimate_address_p): ... this, make static and return bool.
9427 (legitimize_address): Adjust call.
9428 (TARGET_LEGITIMATE_ADDRESS_P): New.
9430 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9431 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9432 * config/i386/i386.c (legitimate_address_p): Rename to...
9433 (ix86_legitimate_address_p): ... this, make static.
9434 (constant_address_p): Move after it, adjust call.
9435 (TARGET_LEGITIMATE_ADDRESS_P): New.
9437 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9438 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9439 * config/avr/avr.c (legitimate_address_p): Rename to...
9440 (avr_legitimate_address_p): ... this, make static.
9441 (legitimize_address): Adjust call.
9442 (TARGET_LEGITIMATE_ADDRESS_P): New.
9444 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9445 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9446 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9447 (TARGET_LEGITIMATE_ADDRESS_P): New.
9449 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9450 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9451 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9452 (TARGET_LEGITIMATE_ADDRESS_P): New.
9454 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9455 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9457 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9459 (TARGET_LEGITIMATE_ADDRESS_P): New.
9461 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9462 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9464 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9466 (m68hc11_legitimate_address_p): ... this, make static.
9467 (go_if_legitimate_address_internal): Rename to...
9468 (m68hc11_legitimate_address_p_1): ... this.
9469 (legitimize_address): Adjust call.
9470 (TARGET_LEGITIMATE_ADDRESS_P): New.
9472 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9473 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9474 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9475 (TARGET_LEGITIMATE_ADDRESS_P): New.
9477 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9478 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9479 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9480 (mn10300_legitimate_address_p): ... this, make static.
9481 (TARGET_LEGITIMATE_ADDRESS_P): New.
9483 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9484 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9485 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9486 (TARGET_LEGITIMATE_ADDRESS_P): New.
9488 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9489 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9490 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9491 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9492 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9493 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9494 (rs6000_legitimate_address_p): ... this, make static.
9495 (TARGET_LEGITIMATE_ADDRESS_P): New.
9496 (REG_MODE_OK_FOR_BASE_P): Delete.
9497 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9499 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9500 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9502 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9503 static, adjust types.
9504 (TARGET_LEGITIMATE_ADDRESS_P): New.
9506 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9507 * config/score/score.c (score_address_p): Rename to...
9508 (score_legitimate_address_p): ... this.
9509 (TARGET_LEGITIMATE_ADDRESS_P): New.
9510 * config/score/score3.c (score3_address_p): Rename to...
9511 (score3_legitimate_address_p): ... this.
9512 * config/score/score7.c (score7_address_p): Rename to...
9513 (score7_legitimate_address_p): ... this.
9515 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9516 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9517 GO_IF_LEGITIMATE_ADDRESS): Delete.
9518 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9519 thumb2_legitimate_address_p): Delete.
9520 (arm_legitimate_address_p): Rename to...
9521 (arm_legitimate_address_outer_p): ... this.
9522 * config/arm/constraints.md ("Uq"): Adjust call.
9523 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9524 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9526 (arm_legitimate_address_outer_p): ... this.
9527 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9529 (TARGET_LEGITIMATE_ADDRESS_P): New.
9531 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9532 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9533 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9534 (TARGET_LEGITIMATE_ADDRESS_P): New.
9536 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9537 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9538 * config/vax/vax.c (legitimate_address_p): Rename to...
9539 (vax_legitimate_address_p): ... this, make static.
9540 (TARGET_LEGITIMATE_ADDRESS_P): New.
9542 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9543 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9544 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9545 (TARGET_LEGITIMATE_ADDRESS_P): New.
9547 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9548 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9549 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9550 (mmix_legitimate_address_p): ... this, make static.
9551 (TARGET_LEGITIMATE_ADDRESS_P): New.
9553 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9554 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9555 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9556 (TARGET_LEGITIMATE_ADDRESS_P): New.
9558 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9560 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9561 of MODE_COMPLEX_INT.
9563 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9565 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9566 LCT_NORMAL in function call.
9567 * mips-tdump.c (print_file_desc): Add cast to enum type.
9568 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9569 (mark_stabs): Add casts to enum types.
9570 (parse_stabs_common): Add casts to enum types.
9572 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9574 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9575 Check for invalid values of LETTER.
9577 2009-05-13 Taras Glek <tglek@mozilla.com>
9579 * attribs.c (register_attribute): moved out attribute registration
9580 into register_attribute.
9581 * doc/plugins.texi: Documented register_attribute and
9583 * gcc-plugin.h: Added forward decl for register_attribute.
9584 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9585 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9586 PLUGIN_ATTRIBUTES boilerplate.
9588 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9590 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9591 values even in sentinel and empty entries.
9592 (ms_printf_flag_specs): Likewise.
9593 (ms_scanf_flag_specs): Likewise.
9594 (ms_strftime_flag_specs): Likewise.
9595 (ms_print_char_table): Likewise.
9596 (ms_scan_char_table): Likewise.
9597 (ms_time_char_table): Likewise.
9599 2009-05-13 Doug Kwan <dougkwan@google.com>
9601 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9603 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9605 * config/mips/mips.md (store): Add attributes for QI and HI.
9607 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9608 (truncdi<mode>2): ... this new pattern.
9610 2009-05-13 Brad Hards <bradh@kde.org>
9612 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9614 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9615 Ben Elliston <bje@au.ibm.com>
9618 * dse.c (check_mem_read_rtx): Guard against width == -1.
9620 2009-05-13 Michael Matz <matz@suse.de>
9623 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9624 (trivially_conflicts_p): New function.
9625 (insert_backedge_copies): Use it.
9627 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9629 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9630 (handle_stdc_pragma): Use new enum constant names.
9631 (handle_pragma_float_const_decimal64): Ditto.
9633 2009-05-13 Ian Lance Taylor <iant@google.com>
9635 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9638 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9640 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9641 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9643 * config/m68k/m68k.h (FL_UCLINUX): Define.
9645 2009-05-13 Jan Hubicka <jh@suse.cz>
9647 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9649 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9651 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9652 unless -fschedule-insns is specified.
9654 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9657 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9658 TARGET_EXPAND_CBRANCHDI4.
9659 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9660 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9661 (cmpeqdi): Fix comment.
9663 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9665 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9666 (sh_legitimate_address_p): Likewise.
9667 * config/sh/sh.c (sh_legitimate_index_p): New.
9668 (sh_legitimate_address_p): Likewise.
9669 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9670 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9671 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9672 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9673 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9674 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9675 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9676 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9677 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9679 2009-05-12 Jan Hubicka <jh@suse.cz>
9681 * tree-inline.c (estimate_operator_cost): Add operands;
9682 when division happens by constant, it is cheap.
9683 (estimate_num_insns): Loads and stores are not having cost of 0;
9684 EH magic stuff is cheap; when computing runtime cost of switch,
9685 use log2 base of amount of its cases; builtin_expect has cost of 0;
9686 compute cost for moving return value of call.
9687 (init_inline_once): Initialize time_based flags.
9688 * tree-inline.h (eni_weights_d): Add time_based flag.
9690 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9692 * df-core.c: Update head documentation.
9694 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9697 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9698 shadowing exisiting variable op1.
9700 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9703 * config/i386/driver-i386.c (processor_signatures): New enum.
9704 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9705 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9706 processor signature to detect geode processor.
9708 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9712 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9714 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9715 causes spurious differences between trunk and cond-optab branch.
9717 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9719 * dojump.c (compare_from_rtx): Delete.
9720 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9721 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9722 if the comparison does not satisfy the predicate; test predicates for
9723 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9724 further if one existing pattern fails.
9725 * expr.h (compare_from_rtx): Delete.
9726 (prepare_operand): Declare it.
9727 * optabs.c: Change "lib call" to "libcall" throughout.
9728 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9729 HAVE_conditional_trap, emit_cmp_insn): Delete.
9730 (can_compare_p): Delete cmp_optab case.
9731 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9732 Accept other parameters by value.
9733 (prepare_operand): Make non-static.
9734 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9735 other parameters by value. Try to widen operands here based on
9736 an optab_methods argument and looking at cbranch_optab.
9737 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9738 loop. Use cbranch_optab directly.
9739 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9740 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9742 (emit_conditional_move, emit_conditional_add): Inline what's needed
9743 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9744 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9745 with COMPARE. Move cmov_optab and cstore_optab above
9746 with cbranch_optab, move cmp_optab down with ucmp_optab,
9747 remove tst_otpab. Do not initialize trap_rtx.
9748 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9749 for trap code. Do not check HAVE_conditional_trap. Use
9750 prepare_cmp_insn. Accept no predicate for operand 3.
9751 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9752 (OTI_ctrap, ctrap_optab): New.
9753 (tst_optab): Delete.
9754 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9755 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9756 with lookup of ctrap_optab.
9757 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9761 * combine.c (combine_simplify_rtx, simplify_set): Do not
9762 special case comparing against zero for cc0 machines.
9763 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9764 COMPARE on cc0 machines.
9765 (simplify_relational_operation): Return a new expression when
9766 a COMPARE could be removed.
9767 * final.c (final_scan_insn): Compare cc_status values
9768 against LHS of a (compare FOO (const_int 0)) cc0 source.
9769 Also check if cc_status.value is the full compare.
9771 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9772 (cstoreMM4): Document.
9773 (conditional_trap): Document ctrapMM4 instead.
9774 (sync_compare_and_swapMM): Refer to cbranchcc4.
9775 (Dependent Patterns): Eliminate obsolete information referring to
9776 the old jump optimization phase.
9777 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9778 of compares with 0 on cc0 machines.
9779 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9780 avoiding references to cc0. Remove text about storing operands
9782 * doc/tm.texi (Condition Codes): Include blurb on different
9783 condition code representations, separate into subsections for
9784 CC0, MODE_CC and conditional execution.
9786 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9787 alpha_emit_setcc): Accept operands and a machine mode.
9788 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9789 Get code/op0/op1 from operands, use machine mode argument
9790 instead of alpha_compare.fp_p. Emit the branch here.
9791 (alpha_emit_setcc): Likewise, and return boolean.
9792 (alpha_emit_conditional_move): Likewise. Assert that
9793 cmp_op_mode == cmp_mode, and simplify accordingly.
9794 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9795 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9796 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9798 (stack probe test): Use cbranchdi4.
9799 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9801 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9802 * config/arc/arc.h (movsicc, movsfcc): Use it.
9803 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9804 (cbranchsi4, cstoresi4): New.
9805 (cmpsi, bCC and sCC expanders): Remove.
9807 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9808 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9809 * config/arm/predicates.md (arm_comparison_operator): Only include
9810 floating-point operators if there is a hardware floating-point unit.
9811 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9812 deferring to cbranch_cc and cstore_cc respectively.
9813 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9814 cbranch_cc, cstore_cc): New.
9815 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9817 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9819 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9820 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9822 (adjust_insn_length): Adjust calls.
9823 (avr_reorg): Handle (compare (foo) (const_int 0)).
9824 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9825 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9826 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9827 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9829 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9830 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9832 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9833 (cbranchsi4, cstorebi4, cstoresi4): New.
9834 (movbisi): This insn is duplicate, split it to zero_extend.
9835 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9836 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9837 (bfin_optimize_loop): Use cbranch expander.
9838 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9839 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9840 (bfin_bimode_comparison_operator): ... this.
9841 (bfin_direct_comparison_operator): New.
9843 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9844 inside (compare FOO (const_int 0)).
9845 (cris_rtx_costs): Handle ZERO_EXTRACT.
9846 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9847 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9848 (*tstdi_v32): Delete.
9849 (*cmpdi_non_v32): Add M alternative for operand 1.
9850 (cmpsi, cmp<mode>): Make private.
9851 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9853 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9855 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9856 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9857 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9858 (cc_reg_operand): New.
9860 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9861 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9862 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9863 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9864 crx_expand_scond): Delete.
9866 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9868 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9869 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9871 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9872 cstoresi4, cstoresf4, cstoredf4): New.
9873 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9874 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9875 Receive the entire operands array.
9876 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9877 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9878 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9879 Get test/op0/op1 from the operands array.
9880 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9882 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9883 (h8300_expand_store): New.
9884 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9886 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9887 (h8300_expand_store): New.
9888 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9889 or do not try to produce (set (cc0) REG).
9890 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9891 change a compare into a move to a scratch register. Disable some
9892 peepholes when comparing with zero.
9893 (tstsi, tsthi, tstsi, cmpqi): Make private.
9896 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9899 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9900 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9901 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9902 (ix86_emit_i387_log1p): Use cbranchxf2.
9903 (ix86_expand_setcc): Return void.
9904 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9905 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9906 cmp<MODEF>, cmpcc): Remove.
9907 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9908 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9909 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9910 (sCC and bCC expanders): Remove.
9911 (stack_protect_test): Use cbranchcc4.
9913 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9915 (ia64_expand_compare): Accept three rtx by reference and return void.
9916 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9917 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9918 from *expr. Update *expr with the BImode comparison to do.
9919 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9920 cmptf, bCC, sCC, conditional_trap): Delete.
9921 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9922 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9923 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9924 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9925 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9927 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9928 type of last argument.
9929 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9930 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9931 use machine mode argument instead of branch_type. Remove dead
9932 code for floating-point comparisons.
9933 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9934 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9936 (cbranchsi4, cstoresi4): New.
9937 * config/iq2000/predicates.md (reg_or_const_operand): New.
9939 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9940 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9941 (b<code>_op): Rewrite to...
9942 (bcc_op): ... this, using match_operator.
9943 (s<code>_op): Rewrite to...
9944 (scc_op): ... this, using match_operator.
9945 (s<code>_24_op): Rewrite to...
9946 (scc_op_24): ... this, using match_operator.
9947 (s<code>_<mode>): Rewrite to...
9948 (cstore<mode>4): ... this, using match_operator.
9949 (s<code>_<mode>_24): Rewrite to...
9950 (cstore<mode>4_24): ... this, using match_operator.
9951 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9952 m32c_unpend_compare, m32c_expand_scc): Delete.
9953 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9954 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9955 (m32c_expand_movcc): Change NE to EQ if necessary.
9956 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9958 * config/m32r/m32r-protos.h (gen_cond_store): New.
9959 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9960 (gen_cond_store): New, from sCC patterns.
9961 (m32r_expand_block_move): Use cbranchsi4.
9962 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9963 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9964 (cbranchsi4, cstoresi4): New.
9966 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9968 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9969 (m68hc11_notice_update_cc): Look into a compare with 0.
9970 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9972 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9973 cmphi, cmpqi, bCC): Delete.
9974 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9975 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9976 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9979 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9980 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9981 * config/m68k/constraints.md (H): New.
9982 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9983 the define_insn below.
9984 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9985 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9986 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9987 patterns): Wrap RHS with COMPARE.
9988 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9989 (*cmpdi_internal): Name this pattern.
9990 (cmpdi): Change to define_insn.
9991 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9992 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9993 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9995 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9996 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9997 (conditional_trap): Change to...
9998 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9999 (*conditional_trap): Use the ordered_comparison_operator and
10000 const1_operand predicates.
10001 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10002 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10003 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10004 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10006 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10007 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10008 (mcore_gen_compare): New.
10009 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10010 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10011 (mcore_gen_compare): ... this.
10012 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10013 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10014 (stack probe pattern): Use cbranchsi4.
10016 * config/mips/predicates.md (mips_cstore_operator): New.
10017 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10018 * config/mips/mips.md (any_cond): Delete.
10019 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10021 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10022 fixuns_truncsfdi2): Use cbranch patterns.
10023 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10024 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10025 Adjust call to mips_expand_conditional_branch.
10026 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10028 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10029 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10030 * config/mips/mips.c (cmp_operands): Delete.
10031 (mips_emit_compare): Get comparison operands from *op0/*op1.
10032 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10033 that it succeeds. Use op0/op1 instead of cmp_operands.
10034 (mips_expand_conditional_branch, mips_expand_conditional_move,
10035 mips_expand_conditional_trap): Likewise.
10036 (mips_block_move_loop): Use cbranch patterns.
10037 * config/mips/mips.h (cmp_operands): Delete.
10039 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10040 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10041 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10042 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10043 (*cmpcc_folded): Rename to...
10044 (*cmpdi_folded): this.
10045 (*cmpcc): Rename to...
10047 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10050 (cbranchdf4): New. Handle invalid comparisons here.
10051 * config/mmix/predicates.md (float_comparison_operator): New.
10053 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10054 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10055 * config/mn10300/mn10300.md (tst): Delete.
10056 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10057 Name these patterns and wrap RHS in a compare.
10058 (*cmpsi): Make this pattern private. Include tst.
10059 (*cmpsf): Make this pattern private.
10060 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10061 (compare with zero peepholes): Likewise.
10063 (cbranchsi4, cbranchsf4): New.
10064 (casesi): Use cbranchsi4.
10066 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10067 hppa_branch_type): Delete.
10068 (return_addr_rtx): Use cbranchsi4.
10069 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10070 Emit CCFPmode comparison here.
10071 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10072 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10073 hppa_branch_type): Delete.
10074 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10075 (movsicc, movdicc): Remove references to hppa_compare_op0,
10076 hppa_compare_op1 and compare_from_rtx.
10077 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10078 (casesi): Use cbranchsi4.
10080 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10081 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10082 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10083 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10084 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10086 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10087 (*branch, *branch_inverted): New.
10089 * config/picochip/picochip.md (cbranchhi4): Use
10090 ordered_comparison_operator.
10091 (cmphi, bCC): Remove.
10093 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10094 (trap_comparison_operator): Delete.
10095 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10096 rs6000_emit_cbranch): Accept mode and operands.
10097 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10098 rs6000_compare_fp_p): Delete.
10099 (rs6000_generate_compare): Accept mode and comparison. Extract code
10100 and op0/op1 from there. Replace references to rs6000_compare_op0
10101 and rs6000_compare_op1.
10102 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10103 extract result from passed operands.
10104 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10105 extract loc from passed operands.
10106 (rs6000_emit_cmove): Likewise.
10107 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10108 rs6000_compare_fp_p): Delete.
10109 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10110 (cbranch<GPR>4, cbranch<FP>4): New.
10111 (cstore<mode>4): New. Consolidate here all choices about when to use
10112 portable or specialized sCC sequences.
10113 (stack_protect_test): Use cbranchsi4.
10114 (conditional_trap): Replace with ctrap<GPR>4.
10115 (conditional trap insn): Replace trap_comparison_operator with
10116 ordered_comparison_operator.
10118 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10119 (s390_emit_prologue): Use ctrap.
10120 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10121 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10122 New predicates replacing...
10123 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10124 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10125 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10126 (add<mode>cc): Do not use s390_compare_op0/op1.
10127 (s<code>): Change to...
10128 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10129 (seq): Change to...
10130 (cstorecc4): ... this. Handle EQ or NE equally.
10131 (*sne): Un-privatize for use in cstorecc4.
10132 (b<code>): Change to...
10133 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10134 (conditional_trap): Replace with...
10135 (ctrap<GPR>4, ctrap<FP>4): ... these.
10136 (stack_protect): Use cbranchcc4.
10138 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10139 * config/score/score-protos.h (score_gen_cmp): Delete.
10140 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10141 (score_block_move-loop): Use cbranchsi4.
10142 * config/score/score.md (cbranchsi4): New.
10143 (cmpsi, bCC): Delete.
10144 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10145 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10146 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10147 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10148 * config/score/score3.h (score3_gen_cmp): Delete.
10149 * config/score/score7.h (score7_gen_cmp): Delete.
10151 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10152 (sh_emit_scc_to_t): ... this. Return void.
10153 (from_compare): Rename to...
10154 (sh_emit_compare_and_branch): ... this.
10155 (sh_emit_compare_and_set): New.
10156 (sh_expand_t_scc): Accept operands.
10157 * config/sh/predicates.md (sh_float_comparison_operator): New.
10158 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10159 (prepare_scc_operands): Rename to...
10160 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10162 (sh_emit_cheap_store_flag): New.
10163 (sh_emit_set_t_insn): New.
10164 (from_compare): Rename to...
10165 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10166 handling of TARGET_SH2E floating point to avoid recursive call.
10167 Generate branch here.
10168 (sh_emit_compare_and_set): New.
10169 (sh_expand_t_scc): Get op0/op1 from arguments.
10170 (sh_emit_cheap_store_flag): New.
10171 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10173 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10174 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10175 (movsicc, movdicc): Do nothing when it recreated operands from
10176 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10177 prepare_scc_operands (now sh_emit_scc_to_t).
10178 (udivdi3): Use cstoresi4.
10179 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10180 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10181 (cbranchint4_media, cbranchfp4_media): New.
10182 (casesi): Use cbranchdi4.
10183 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10185 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10186 (movnegt): Remove second operand.
10187 (cbranchsf4, cbranchdf4): New.
10188 (stack_protect): Use cbranchdi4/cbranchsi4.
10190 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10191 (gen_compare_reg): Accept comparison, extract part of it to...
10192 (gen_compare_reg_1): ... this.
10193 (gen_compare_operator): Delete.
10194 (gen_v9_scc): Accept separate destination, comparison code and arms.
10195 Do not use sparc_compare_op0/sparc_compare_op1.
10196 (emit_scc_insn, emit_conditional_branch_insn): New.
10197 (emit_v9_brxx): Make static. Remove useless assertion.
10198 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10200 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10201 * config/sparc/sparc-protos.h (gen_compare_reg,
10202 sparc_emit_float_lib_cmp): Adjust prototype.
10203 (emit_scc_insn, emit_conditional_branch_insn): New.
10204 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10205 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10206 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10207 iterators to the top.
10208 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10209 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10210 snedi_special_trunc): Delete.
10211 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10212 and snedi_special_trunc.
10213 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10214 cbranchdi4, cbranch<F:mode>4): New.
10215 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10216 here. Use gen_compare_reg instead of gen_compare_operator.
10217 (conditional_trap): Replace with...
10218 (ctrapsi4, ctrapdi4): ... this.
10219 (stack_protect_test): Use cbranchcc4.
10221 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10223 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10224 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10225 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10226 from operands[0] or operands[3] depending on is_set.
10227 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10228 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10229 cmpdf, bCC), sCC: Remove.
10230 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10231 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10233 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10234 spu_emit_branch_or_set.
10236 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10238 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10239 xstormy16_compare_op1): Delete.
10240 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10241 xstormy16_compare_op1): Delete.
10242 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10244 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10245 (cmphi, cmpsi, bCC): Remove.
10247 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10248 (*cmpsi): ... this one.
10249 (cbranchsi4, cstoresi4): New.
10250 (bCC expanders): Delete.
10251 (sCC insns): Fold into...
10252 (*setcc): ... this one.
10253 (casesi): Do not use gen_cmpsi and gen_bgtu.
10254 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10255 (movsicc): Simplify.
10256 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10258 * config/vax/vax-protos.h (cond_name): New.
10259 (vax_output_conditional_branch): Remove.
10260 * config/vax/vax.c (cond_name): New.
10261 (vax_output_conditional_branch): Remove.
10262 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10263 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10264 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10265 (bit<VAXint>): Wrap source with (compare).
10266 (b<code> and following unnamed pattern): Rename to *branch and
10267 *branch_reversed. Change macroization to match_operator.
10268 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10270 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10271 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10272 Change last argument to machine_mode.
10273 (xtensa_expand_scc): Add machine_mode argument.
10274 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10275 (gen_conditional_move, xtensa_expand_conditional_branch,
10276 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10277 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10278 Adjust operand numbers.
10279 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10281 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10282 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10283 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10285 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10287 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10288 causes spurious differences between trunk and cond-optab branch.
10290 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10293 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10295 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10297 * tree.c (iterative_hash_pointer): Delete.
10298 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10299 Hash UIDs and versions of SSA names. Don't special-case built-in
10300 function declarations.
10302 2009-05-11 Ian Lance Taylor <iant@google.com>
10305 * graphite.c: Force -Wc++-compat to only be a warning before
10306 #including "cloog/cloog.h".
10308 2009-05-11 Martin Jambor <mjambor@suse.cz>
10310 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10312 2009-05-11 Jan Hubicka <jh@suse.cz>
10314 * tree-ssa-loop-ivcanon.c: Include target.h
10315 (struct loop_size): new structure.
10316 (constant_after_peeling): New predicate.
10317 (tree_estimate_loop_size): New function.
10318 (estimated_unrolled_size): Rewrite for new estimates.
10319 (try_unroll_loop_completely): Use new estimates.
10320 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10322 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10324 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10325 libcpp interface change.
10326 (spu_macro_to_expand): Likewise.
10328 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10330 PR tree-optimization/40026
10331 * gimplify.c (gimplify_init_constructor): Change initial conditional
10332 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10333 optimize_compound_literals_in_ctor.
10335 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10337 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10339 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10341 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10343 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10344 HOST_WIDE_INT for gap.
10346 2009-05-11 Ira Rosen <irar@il.ibm.com>
10348 PR tree-optimization/40074
10349 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10350 account in group size and step comparison.
10352 2009-05-11 Richard Guenther <rguenther@suse.de>
10354 * passes.c (init_optimization_passes): Strip now incorrect comment.
10355 (execute_function_todo): Do not set PROP_alias.
10356 * tree-pass.h (PROP_alias): Remove.
10357 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10358 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10359 * tree-nrv.c (pass_return_slot): Likewise.
10360 * tree-object-size.c (pass_object_sizes): Likewise.
10361 * tree-ssa-dom.c (pass_dominator): Likewise.
10362 (pass_phi_only_cprop): Likewise.
10363 * tree-ssa-dse.c (pass_dse): Likewise.
10364 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10365 (pass_cselim): Likewise.
10366 * tree-ssa-pre.c (pass_pre): Likewise.
10367 (pass_fre): Likewise.
10368 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10369 * tree-ssa-sink.c (pass_sink_code): Likewise.
10370 * tree-stdarg.c (pass_stdarg): Likewise.
10371 * tree-tailcall.c (pass_tail_calls): Likewise.
10372 * tree-vrp.c (pass_vrp): Likewise.
10374 2009-05-10 Ian Lance Taylor <iant@google.com>
10376 * basic-block.h (enum profile_status): Break out of struct
10377 control_flow_graph.
10378 * cgraph.h (struct inline_summary): Break out of struct
10380 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10381 of struct cgraph_order_sort.
10382 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10383 * cse.c (struct branch_path): Break out of struct
10384 cse_basic_block_data.
10385 * except.h (enum eh_region_type): Break out of struct eh_region.
10386 * gcc.c (enum add_del): Break out of struct modify_target.
10387 * genrecog.c (enum decision_type): Break out of struct decision_test.
10388 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10390 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10391 * regmove.c (enum match_use): New enum, broken out of struct match.
10392 * sched-int.h (enum post_call_group): New enum, broken out of
10394 (struct deps_reg): Break out of struct deps.
10395 * target.h (struct asm_int_op): Break out of struct gcc_target.
10396 * tree-eh.c (struct goto_queue_node): Break out of struct
10398 * tree-inline.h (enum copy_body_cge_which): Break out of
10400 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10402 * c-decl.c (in_struct, struct_types): New static variables.
10403 (pushtag): Add loc parameter. Change all callers.
10404 (lookup_tag): Add ploc parameter. Change all callers.
10405 (check_compound_literal_type): New function.
10406 (parser_xref_tag): Add loc parameter. Change all callers. If
10407 -Wc++-compat, warn about struct/union/enum types defined within a
10409 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10410 and loc parameters. Change all callers. Change error calls to
10411 error_at, using loc. For a redefinition, if the location of the
10412 original definition is known, report it. Set in_struct and
10413 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10414 (finish_struct): Add new parameters enclosing_in_struct and
10415 enclosing_struct_types. Change all callers. Set
10416 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10417 in the struct. If in a struct, add this struct to struct_types.
10418 (start_enum): Add loc parameter. Change all callers. Use
10419 error_at for errors, using loc. For a redefinition, if the
10420 location of the original definition is known, report it. If in a
10421 struct, add this enum type to struct_types. If -Wc++-compat warn
10422 if in sizeof, typeof, or alignof.
10423 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10424 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10425 (c_parser_enum_specifier): Get enum location for start_enum.
10426 (c_parser_struct_or_union_specifier): Get struct location for
10427 start_struct. Save in_struct and struct_types status between
10428 start_struct and finish_struct.
10429 (c_parser_cast_expression): Get location of cast.
10430 (c_parser_alignof_expression): Get location of type.
10431 (c_parser_postfix_expression): Likewise.
10432 (c_parser_postfix_expression_after_paren_type): Add type_loc
10433 parameter. Change all callers. Call check_compound_literal_type.
10434 Use type_loc for error about variable size type.
10435 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10436 of an enum constant from an enum type defined in a struct or union.
10437 (c_cast_expr): Add loc parameter. Change all callers. If
10438 -Wc++-compat, warn about defining a type in a cast.
10439 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10440 (start_enum, start_struct, finish_struct): Update declarations.
10441 (parser_xref_tag, c_cast_expr): Update declarations.
10442 (check_compound_literal_type): Declare.
10444 2009-05-11 Ben Elliston <bje@au.ibm.com>
10446 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10447 for recent libcpp interface change.
10448 (rs6000_macro_to_expand): Likewise.
10450 2009-05-10 Michael Matz <matz@suse.de>
10453 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10454 not at entry of function.
10456 2009-05-10 Richard Guenther <rguenther@suse.de>
10458 PR tree-optimization/40081
10460 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10461 using the main variant of the element type. Do not fiddle with
10462 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10464 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10465 structs with volatile fields.
10467 2009-05-10 Jan Hubicka <jh@suse.cz>
10469 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10470 (estimate_move_cost): Assert that it does not get called for
10472 (estimate_num_insns): Skip VOID types in argument handling.
10473 (optimize_inline_calls): Delete unreachable blocks and verify that
10474 callgraph is valid.
10476 2009-05-10 Jan Hubicka <jh@suse.cz>
10478 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10479 * cgraph.c (cgraph_mark_address_taken_node): New function.
10480 (dump_cgraph_node): Dump new flag.
10481 * cgraph.h (struct cgraph_node): Add address_taken.
10482 (cgraph_mark_address_taken_node): New function.
10483 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10484 since new direct calls can be born.
10486 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10488 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10489 tok->val.node.node.
10491 2009-05-10 Jan Hubicka <jh@suse.cz>
10493 PR middle-end/40084
10494 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10496 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10497 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10498 * tree-inline.c (copy_bb): Set frequency correctly.
10499 (fold_marked_statements): Update call to
10500 cgraph_update_edges_for_call_stmt.
10502 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10504 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10505 identifiers in diagnostics.
10506 * config/arm/arm.c (arm_handle_fndecl_attribute,
10507 arm_handle_isr_attribute): Likewise.
10508 * config/avr/avr.c (avr_handle_progmem_attribute,
10509 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10510 * config/bfin/bfin.c (handle_int_attribute,
10511 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10512 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10513 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10515 * config/darwin.c (darwin_handle_kext_attribute,
10516 darwin_handle_weak_import_attribute): Likewise.
10517 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10518 h8300_handle_eightbit_data_attribute,
10519 h8300_handle_tiny_data_attribute): Likewise.
10520 * config/i386/i386.c (ix86_handle_cconv_attribute,
10521 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10522 * config/i386/winnt.c (ix86_handle_shared_attribute,
10523 ix86_handle_selectany_attribute): Likewise.
10524 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10525 * config/m32c/m32c.c (function_vector_handler): Likewise.
10526 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10527 m68hc11_handle_fntype_attribute): Likewise.
10528 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10529 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10530 * config/mips/mips.c (mips_insert_attributes,
10531 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10532 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10533 rs6000_handle_struct_attribute): Likewise.
10534 * config/sh/sh.c (sh_insert_attributes,
10535 sh_handle_resbank_handler_attribute,
10536 sh_handle_interrupt_handler_attribute,
10537 sh2a_handle_function_vector_handler_attribute,
10538 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10540 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10541 * config/spu/spu.c (spu_handle_fndecl_attribute,
10542 spu_handle_vector_attribute): Likewise.
10543 * config/stormy16/stormy16.c
10544 (xstormy16_handle_interrupt_attribute): Likewise.
10545 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10546 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10548 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10550 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10551 (pp_translate_identifiers): New.
10552 (pp_identifier): Only conditionally translate identifier to locale
10554 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10555 (pp_base_tree_identifier): Only conditionally translate identifier
10556 to locale character set.
10557 * c-pretty-print.c (M_): Define.
10558 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10559 fragments for conditional translation with M_.
10560 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10561 identifier translation.
10563 2009-05-10 Richard Guenther <rguenther@suse.de>
10565 PR tree-optimization/40081
10566 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10567 using the main variant of the element type. Do not fiddle with
10568 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10570 2009-05-09 Jan Hubicka <jh@suse.cz>
10572 PR middle-end/40080
10573 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10574 indirect calls; verify cgraph afterwards.
10576 2009-05-09 Jan Hubicka <jh@suse.cz>
10579 * ipa.c (update_inlined_to_pointer): New function.
10580 (cgraph_remove_unreachable_nodes): Use it.
10582 2009-05-09 Jan Hubicka <jh@suse.cz>
10584 * tree-eh.c (struct leh_state): Remove prev_try.
10585 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10586 not track prev_try.
10587 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10588 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10589 remove_eh_handler_and_replace, foreach_reachable_handler,
10590 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10591 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10592 (gen_eh_region_cleanup): Update prototype.
10594 2009-05-09 Jan Hubicka <jh@suse.cz>
10596 PR middle-end/40043
10597 * except.c (copy_eh_region): Always set prev_try.
10598 (redirect_eh_edge_to_label): Find outer try.
10599 (foreach_reachable_handler): When looking for prev try
10600 handle case where previous try is not going to be taken.
10602 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10604 PR tree-optimization/40049
10605 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10606 only vector/vector shifts, convert the type of the constant to the
10607 appropriate type to avoid building incorrect trees, which
10608 eventually have problems with garbage collection.
10610 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10612 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10613 -1 for complex floating-point types if honoring signed zeros.
10615 2009-05-08 Jan Hubicka <jh@suse.cz>
10617 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10618 argument; handle correctly when profile is absent.
10619 (build_cgraph_edges): Update.
10620 (rebuild_cgraph_edges): Update.
10621 * cgraph.c: Do not include varray.h.
10622 (cgraph_set_call_stmt_including_clones): New function.
10623 (cgraph_create_edge_including_clones): Likewise
10624 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10625 (cgraph_update_edges_for_call_stmt): Handle clones.
10626 (cgraph_remove_node): Handle clone tree.
10627 (cgraph_remove_node_and_inline_clones): New function.
10628 (dump_cgraph_node): Dump clone tree.
10629 (cgraph_clone_node): Handle clone tree.
10630 (clone_function_name): Bring here from tree-inline.c.
10631 (cgraph_create_virtual_clone): New function.
10632 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10633 (cgraph_clone_info): New function.
10634 (strut cgraph_node): Add clone_info and new clone tree pointers.
10635 (cgraph_remove_node_and_inline_clones,
10636 cgraph_set_call_stmt_including_clones,
10637 cgraph_create_edge_including_clones,
10638 cgraph_create_virtual_clone): Declare.
10639 (cgraph_function_versioning): Use VEC argument.
10640 (compute_call_stmt_bb_frequency): Update prototype.
10641 (cgraph_materialize_all_clones): New function.
10642 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10643 (ipcp_create_replace_map): Update to VECtors.
10644 (ipcp_update_callgraph): Use virtual clones.
10645 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10646 (ipcp_update_profiling): Do not update local profiling.
10647 (ipcp_insert_stage): Use VECtors and virtual clones.
10648 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10649 (clone_of_p): New function.
10650 (cgraph_preserve_function_body_p): Use clone tree.
10651 (cgraph_optimize): Materialize clones.
10652 (cgraph_function_versioning): Update for VECtors.
10653 (save_inline_function_body): Use clone tree.
10654 (cgraph_materialize_clone): New function.
10655 (cgraph_materialize_all_clones): Likewise.
10656 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10657 * ipa.c: Include gimple.h.
10658 (cgraph_remove_unreachable_nodes): Use clone tree.
10659 * ipa-prop.c (ipa_note_param_call): Update call to
10660 compute_call_stmt_bb_frequencycall.
10661 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10662 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10663 (copy_bb): Handle updating of clone tree; add new edge when new call
10665 (expand_call_inline): Be strict about every call having edge.
10666 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10667 (delete_unreachable_blocks_update_callgraph): New function.
10668 (tree_function_versioning): Use VECtors; always remove unreachable
10669 blocks and fold conditionals.
10670 * tree-inline.h: Do not include varray.h.
10671 (tree_function_versioning): Remove.
10672 * Makefile.in (GTFILES): Remove tree-inline.c
10673 * passes.c (do_per_function): Do only functions having body.
10674 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10677 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10678 Andrew Morrow <acm@google.com>
10681 * c-common.c (c_common_attribute_table): Permit deprecated
10682 attribute to take an optional argument.
10683 (handle_deprecated_attribute): If the optional argument to
10684 __attribute__((deprecated)) is not a string ignore the attribute
10685 and emit a warning.
10687 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10688 * c-typeck.c (build_component_ref): Likewise.
10689 (build_external_ref): Likewise.
10691 * toplev.c (warn_deprecated_use): Add an attribute argument.
10692 Emit the message associated with __attribute__((deprecated)).
10694 * toplev.h (warn_deprecated_use): Updated.
10696 * doc/extend.texi: Document new optional parameter to
10697 __attribute__((deprecated))
10699 2009-05-08 Michael Eager <eager@eagercon.com>
10701 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10702 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10704 2009-05-08 Richard Guenther <rguenther@suse.de>
10706 PR tree-optimization/40062
10707 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10708 Avoid exponential behavior.
10710 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10712 PR rtl-optimization/33928
10714 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10715 process_uses, build_single_def_use_links): New.
10716 (update_df): Update use_def_ref.
10717 (forward_propagate_into): Use get_def_for_use instead of use-def
10719 (fwprop_init): Call build_single_def_use_links and let it initialize
10721 (fwprop_done): Free use_def_ref.
10722 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10723 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10724 df_rd_simulate_one_insn): New.
10725 (df_rd_bb_local_compute_process_def): Update head comment.
10726 (df_chain_create_bb): Use the new RD simulation functions.
10727 * df.h (df_rd_simulate_artificial_defs_at_top,
10728 df_rd_simulate_one_insn): New.
10729 * opts.c (decode_options): Enable fwprop at -O1.
10730 * doc/invoke.texi (-fforward-propagate): Document this.
10732 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10735 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10736 and one complex operand specially.
10737 * tree-complex.c (some_nonzerop): Do not identify a real value as
10738 zero if flag_signed_zeros.
10740 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10742 PR rtl-optimization/33928
10743 * loop-invariant.c (record_use): Fix && vs. || mishap.
10745 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10747 PR rtl-optimization/33928
10748 * loop-invariant.c (struct use): Add addr_use_p.
10749 (struct def): Add n_addr_uses.
10750 (struct invariant): Add cheap_address.
10751 (create_new_invariant): Set cheap_address.
10752 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10753 (record_uses): Pass df_ref to record_use.
10754 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10757 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10759 * config/sh/sh.c: Do not include c-pragma.h.
10761 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10763 * config/spu/spu.c: Remove include of c-common.h.
10765 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10768 * c-common.h (mark_valid_location_for_stdc_pragma,
10769 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10770 clear_float_const_decimal64, float_const_decimal64_p): New.
10771 * c.opt (Wunsuffixed-float-constants): New.
10772 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10773 unsuffixed float constant, handle new warning.
10774 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10775 * c-decl.c (c_scope): New flag float_const_decimal64.
10776 (set_float_const_decimal64, clear_float_const_decimal64,
10777 float_const_decimal64_p): New.
10778 (push_scope): Set new flag.
10779 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10780 to use STDC pragmas.
10781 (c_parser_external_declaration): Ditto.
10782 (c_parser_compound_statement_nostart): Ditto.
10783 * c-pragma.c (valid_location_for_stdc_pragma,
10784 mark_valid_location_for_stdc_pragma,
10785 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10786 handle_pragma_float_const_decimal64): New.
10787 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10788 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10789 set_float_const_decimal64, clear_float_const_decimal64,
10790 float_const_decimal64_p): New dummy functions.
10791 * doc/extend.texi (Decimal Float): Remove statement that the
10792 pragma, and suffix for double constants, are not supported.
10793 * doc/invoke.texi (Warning Options): List new option.
10794 (-Wunsuffixed-float-constants): New.
10796 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10798 * config/i386/i386.c: Do not include c-common.h.
10800 2009-05-07 Mark Heffernan <meheff@google.com>
10802 * doc/invoke.texi (Debugging Options): Document change of debugging
10804 * opts.c (decode_options): Make dump_base_name relative to
10805 aux_base_name directory.
10807 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10809 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10810 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10812 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10814 * Makefile.in (install-plugin): Simplify a bit.
10816 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10818 * Makefile.in (OBJS-common): Add regcprop.o.
10820 * timevar.def (TV_CPROP_REGISTERS): New.
10821 * regrename.c (regrename_optimize): Return 0.
10822 (rest_of_handle_regrename): Delete.
10823 (pass_rename_registers): Point to regrename_optimize.
10824 (struct value_data_entry, struct value_data,
10825 kill_value_one_regno, kill_value_regno, kill_value,
10826 set_value_regno, init_value_data, kill_clobbered_value,
10827 kill_set_value, kill_autoinc_value, copy_value,
10828 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10829 replace_oldest_value_reg, replace_oldest_value_addr,
10830 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10831 debug_value_data, validate_value_data): Move...
10832 * regcprop.c: ... here.
10833 (rest_of_handle_cprop): Delete.
10834 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10836 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10838 PR middle-end/40057
10839 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10840 GEN_INT for 1 << bitnum.
10841 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10842 build_int_cst_type.
10844 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10846 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10847 Remove wrong description of "nand" operation.
10849 2009-05-06 Richard Guenther <rguenther@suse.de>
10850 Adam Nemet <anemet@caviumnetworks.com>
10852 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10853 comment. Add that if LHS is not a gimple register, then RHS1 has
10854 to be a single object (GIMPLE_SINGLE_RHS).
10856 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10858 * expr.c (get_def_for_expr): Move it up in the file.
10859 (store_field): When expanding a bit-field store, look at the
10860 defining gimple stmt for the masking conversion.
10862 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10864 PR middle-end/39986
10865 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10866 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10867 32-bit memcpy into long.
10869 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10871 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10872 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10874 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10875 instead of appending DW_OP_deref*.
10877 2009-05-06 Michael Matz <matz@suse.de>
10879 PR middle-end/40021
10880 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10881 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10883 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10885 * Makefile.in (install-plugin): Fix srcdir handling.
10887 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10889 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10890 when processing for not_regs_needed bitmap.
10891 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10892 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10893 handling it for rhs.
10895 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10897 * config/i386/i386.md (unnamed inc/dec peephole): Use
10898 optimize_insn_for_size_p instead of optimize_size.
10899 * config/i386/predicates.md (incdec_operand): Likewise.
10900 (aligned_operand): Likewise.
10901 * config/i386/sse.md (divv8sf3): Likewise.
10902 (sqrtv8sf2): Likewise.
10904 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10906 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10908 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10910 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10912 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10913 ssemodesuffixf2c with avxmodesuffixf2c.
10915 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10918 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10920 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10922 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10923 (struct tree_base): Adjust spacing for 8 bit boundaries.
10924 (struct tree_decl_common): Add decl_by_reference_flag bit.
10925 (DECL_BY_REFERENCE): Adjust.
10926 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10927 print DECL_BY_REFERENCE bit.
10928 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10929 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10930 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10931 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10934 PR middle-end/39666
10935 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10936 range of the type, but default label is missing, add it with one
10937 of the existing labels instead of adding a new label for it.
10939 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10943 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10945 * Makefile.in (enable_plugin, plugin_includedir): New.
10946 (install): Depend on install-plugin.
10947 (PLUGIN_HEADERS): New.
10948 (install-plugin): New.
10949 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10951 2009-05-05 Richard Guenther <rguenther@suse.de>
10953 PR tree-optimization/40022
10954 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10956 (phivn_valid_p): Fix tuplification error, simplify.
10957 (phiprop_insert_phi): Add dumps.
10958 (propagate_with_phi): Simplify.
10960 2009-05-05 Richard Guenther <rguenther@suse.de>
10962 PR middle-end/40023
10963 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10965 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10967 * tree.h (strip_float_extensions): Remove duplicate declaration.
10968 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10969 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10970 block_ultimate_origin): Rearrange the declarations line to match the
10971 comment that indicates the .c file which the functions are defined.
10972 (dwarf2out_*, set_decl_rtl): Add comment.
10973 (get_base_address): Adjust comment.
10974 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10975 declarations line and add comment.
10976 (is_builtin_name): Add blank after function name, for clarity.
10978 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10980 * attribs.c (decl_attributes): Use %qE for identifiers in
10982 * cgraphunit.c (verify_cgraph_node): Translate function names to
10983 locale character set in diagnostics.
10984 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10986 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10987 Document that functions are named in UTF-8.
10988 * expr.c (expand_expr_real_1): Translate function names to locale
10989 character set in diagnostics.
10990 * gimplify.c (omp_notice_variable, omp_is_private,
10991 gimplify_scan_omp_clauses): Use %qE for identifiers in
10993 * langhooks.c (lhd_print_error_function): Translate function names
10994 to locale character set.
10995 * langhooks.h (decl_printable_name): Document that return value is
10996 in internal character set.
10997 * stmt.c: Include pretty-print.h
10998 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11000 (resolve_operand_name_1): Translate named operand name to locale
11002 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11004 * toplev.c (announce_function): Translate function names to locale
11006 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11007 (default_tree_printer): Use pp_identifier or translate identifiers
11008 to locale character set. Mark "<anonymous>" for translation.
11009 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11010 for identifiers in diagnostics.
11011 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11013 * varasm.c (output_constructor): Use %qE for identifiers in
11016 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11018 * configure.ac: use ` ` instead of $()
11019 * configure: Regenerate.
11021 2009-05-05 Ben Elliston <bje@au.ibm.com>
11023 * config/pa/linux-atomic.c: Eliminate conditional include of
11024 errno.h on non-LP64 systems to simplify build requirements.
11026 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11028 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11030 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11031 and pass value to identifier_to_locale.
11032 (warn_variable_length_array): Make name a tree.
11033 (grokdeclarator): Separate diagnostic texts for named and unnamed
11034 declarators. Use %qE for named declarators.
11035 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11037 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11038 identifiers in diagnostics.
11039 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11040 identifier_to_locale. Mark "anonymous" strings for translation.
11042 2009-05-04 Michael Eager <eager@eagercon.com>
11044 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11045 address for DImode/DFmode only if double-precision FP regs.
11047 2009-05-04 Michael Eager <eager@eagercon.com>
11049 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11050 TARGET_SINGLE_FLOAT check.
11052 2009-05-04 Michael Eager <eager@eagercon.com>
11054 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11056 2009-05-04 Michael Eager <eager@eagercon.com>
11058 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11059 * config/rs6000/t-xilinx: New
11061 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11063 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11064 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11065 * gcc/explow.c (memory_address): Use target hook.
11066 * gcc/targhooks.c (default_legitimize_address): New.
11067 * gcc/targhooks.h (default_legitimize_address): New.
11068 * gcc/target.h (legitimize_address): New.
11069 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11070 (TARGET_INITIALIZER): Include it.
11071 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11073 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11074 * config/bfin/bfin.c (legitimize_address): Remove.
11075 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11076 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11078 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11079 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11081 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11082 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11083 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11084 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11085 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11086 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11087 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11088 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11089 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11090 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11091 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11092 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11093 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11094 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11095 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11096 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11097 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11098 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11099 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11100 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11101 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11102 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11103 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11105 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11106 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11107 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11108 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11109 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11110 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11111 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11112 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11113 (thumb_legitimize_address): Delete.
11114 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11115 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11116 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11117 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11118 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11119 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11121 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11124 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11125 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11126 * config/m32r/m32r.c (m32r_legitimize_address): New.
11127 * config/m68k/m68k.c (m68k_legitimize_address): New.
11128 * config/score/score.c (score_legitimize_address): Standardize.
11129 * config/score/score3.c (score3_legitimize_address): Standardize.
11130 * config/score/score3.h (score3_legitimize_address): Adjust.
11131 * config/score/score7.c (score7_legitimize_address): Standardize.
11132 * config/score/score7.h (score7_legitimize_address): Adjust.
11133 * config/sh/sh.c (sh_legitimize_address): New.
11134 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11136 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11137 (s390_legitimize_address): ... this.
11138 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11139 (sparc_legitimize_address): ... this.
11140 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11141 (ix86_legitimize_address): ... this.
11142 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11143 (avr_legitimize_address): ... this.
11144 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11145 (mn10300_legitimize_address): ... this.
11146 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11147 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11148 (alpha_expand_mov): Adjust call.
11150 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11151 * config/spu/spu.c (spu_legitimize_address): Likewise.
11152 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11153 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11155 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11157 * intl.c (locale_encoding, locale_utf8): New.
11158 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11159 * intl.h (locale_encoding, locale_utf8): Declare.
11160 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11161 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11163 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11165 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11166 (pp_base_tree_identifier): Declare as function.
11167 (identifier_to_locale): Declare.
11168 * Makefile.in (pretty-print.o): Update dependencies.
11169 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11171 2009-05-04 Richard Guenther <rguenther@suse.de>
11173 PR middle-end/40015
11174 * builtins.c (fold_builtin_memory_op): Do not decay to element
11175 type if the size matches the whole array.
11177 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11179 * expmed.c (synth_mult): When trying out a shift, pass the result
11182 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11184 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11185 (shiftsub1_cost): New.
11186 (init_expmed): Compute shiftsub1_cost.
11187 (synth_mult): Optimize multiplications by constants of the form
11188 -(2^^m-1) for some constant positive integer m.
11190 2009-05-03 Richard Guenther <rguenther@suse.de>
11193 * c-typeck.c (array_to_pointer_conversion): Do not built
11194 ADDR_EXPRs of arrays of pointer-to-element type.
11195 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11196 up wrong ADDR_EXPRs after-the-fact.
11197 * c-common.c (strict_aliasing_warning): Strip pointer
11198 conversions for obtaining the original type.
11199 * builtins.c (fold_builtin_memset): Handle array types.
11200 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11203 2009-05-03 Richard Guenther <rguenther@suse.de>
11205 PR middle-end/23329
11206 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11207 Do not lose casts from array types with unknown extent to array
11208 types with known extent.
11209 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11210 alias set compatibility.
11212 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11214 * flags.h (extra_warnings): Delete.
11215 * toplev.c (process_options): Handle Wuninitialized here.
11216 * opts.c (extra_warnings): Delete.
11217 (set_Wextra): Delete.
11218 (common_handle_option): -Wextra can be handled automatically.
11219 * c-opts.c (c_common_handle_option): Delete obsolete code.
11220 (c_common_post_options): Simplify comment.
11221 * common.opt (W): Add Var.
11223 (Wuninitialized): Initialize to -1.
11225 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11226 Richard Guenther <rguenther@suse.de>
11228 * expr.c (get_def_for_expr): New function.
11229 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11230 SSA rather than trees.
11231 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11232 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11234 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11236 * c-common.c (reswords): Add _Imaginary.
11237 * c-common.c (enum rid): Add RID_IMAGINARY.
11239 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11241 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11242 Patch by Richard Guenther.
11244 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11246 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11247 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11248 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11249 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11250 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11251 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11252 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11253 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11254 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11255 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11256 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11257 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11258 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11259 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11260 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11261 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11262 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11263 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11265 2009-05-02 Richard Guenther <rguenther@suse.de>
11267 PR tree-optimization/39940
11268 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11271 2009-05-02 Richard Guenther <rguenther@suse.de>
11273 PR middle-end/40001
11274 * tree-ssa.c (execute_update_addresses_taken): Properly check
11275 if we can mark a variable DECL_GIMPLE_REG_P.
11276 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11277 back to the end of the function.
11278 (is_gimple_reg_type): Remove complex type special casing.
11279 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11282 2009-05-02 Ben Elliston <bje@au.ibm.com>
11284 * doc/collect2.texi (Collect2): Document search path behaviour
11285 when configured with --with-ld.
11287 2009-05-02 Jan Hubicka <jh@suse.cz>
11289 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11290 parameter; update callers.
11291 (coalesce_cost_edge): EH edges are costier because they needs
11292 splitting even if not critical and even more costier when there are
11293 multiple EH predecestors.
11295 2009-05-02 Jan Hubicka <jh@suse.cz>
11297 * except.c (remove_eh_handler_and_replace): Handle updating after
11298 removing TRY blocks.
11300 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11302 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11304 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11306 * varasm.c: Do not include c-pragma.h.
11307 * attribs.c: Do not incude c-common.h.
11309 2009-05-01 Michael Matz <matz@suse.de>
11311 * calls.c (initialize_argument_information): Handle SSA names like
11312 decls with a non MEM_P DECL_RTL.
11314 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11316 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11317 * ipa-utils.c: Likewise.
11318 * ipa-type-escape.c: Likewise.
11319 * cgraphunit.c Do not include c-common.h.
11320 * ipa-pure-const.c: Likewise.
11321 * tree-if-conv.c: Likewise.
11322 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11323 * ipa-struct-reorg.c: Likewise.
11324 * tree-nomudflap.c: Likewise.
11325 * tree-ssa-structalias.c: Likewise.
11327 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11329 * store-motion.c: Many cleanups to make this pass a first-class
11330 citizen instead of an appendix to gcse load motion. Add TODO list
11331 to make this pass faster/cleaner/better.
11333 (struct ls_expr): Post gcse.c-split cleanups.
11334 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11335 "stores" field to "avail_stores".
11336 (pre_ldst_mems): Rename to store_motion_mems.
11337 (pre_ldst_table): Rename to store_motion_mems_table.
11338 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11339 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11340 (ldst_entry): Rename to st_expr_entry, update users.
11341 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11342 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11343 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11345 (first_ls_expr): Rename to first_st_expr, update users.
11346 (next_ls_expr): Rename to next_st_expr, update users.
11347 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11348 fields properly for store motion instead of names inherited from load
11350 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11351 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11354 (ae_kill): Rename to st_kill, update users.
11355 (ae_gen): Rename to st_avloc, update users.
11356 (transp): Rename to st_transp, update users.
11357 (pre_insert_map): Rename to st_insert_map, update users.
11358 (pre_delete_map): Rename to st_delete_map, update users.
11359 (insert_store, build_store_vectors, free_store_memory,
11360 one_store_motion_pass): Update for abovementioned changes.
11362 (gcse_subst_count, gcse_create_count): Remove.
11363 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11364 and "n_stores_created", local variables.
11366 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11369 (regvec, compute_store_table_current_insn): Remove.
11370 (reg_set_info, reg_clear_last_set): Remove.
11371 (compute_store_table): Use DF caches instead of local dataflow
11374 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11376 * c-objc-common.c (c_tree_printer): Print identifiers with
11377 pp_identifier, not pp_string. Mark "({anonymous})" for
11379 * c-pretty-print.c (pp_c_ws_string): New.
11380 (pp_c_cv_qualifier, pp_c_type_specifier,
11381 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11382 pp_c_storage_class_specifier, pp_c_function_specifier,
11383 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11384 pp_c_primary_expression, pp_c_postfix_expression,
11385 pp_c_unary_expression, pp_c_shift_expression,
11386 pp_c_relational_expression, pp_c_equality_expression,
11387 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11388 use pp_string and pp_c_ws_string in place of pp_identifier and
11389 pp_c_identifier for non-identifiers. Mark English strings for
11391 * c-pretty-print.h (pp_c_ws_string): Declare.
11393 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11394 Roland McGrath <roland@redhat.com>
11396 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11397 (ENABLE_LD_BUILDID): New configuration option.
11398 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11399 (LINK_BUILDID_SPEC): New macro.
11400 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11402 * doc/install.texi: Document --enable-linker-build-id option.
11403 * configure: Rebuild.
11404 * config.in: Rebuild.
11406 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11408 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11409 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11410 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11411 MIPS_GP_SAVE_AREA_SIZE.
11412 * config/mips/mips.c (struct mips_frame_info): Update comment
11413 before arg_pointer_offset and hard_frame_pointer_offset.
11414 (mips_compute_frame_info): Update diagram before function: to
11415 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11416 indicate the position of frame_pointer_rtx with -fstack-protector and
11417 to show args_size. Don't allocate cprestore area for leaf functions
11418 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11420 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11422 2009-04-30 Michael Matz <matz@suse.de>
11424 PR tree-optimization/39955
11425 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11427 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11429 * ira.c (setup_cover_and_important_classes): Use safe macro
11430 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11432 * genpreds.c (write_tm_preds_h): Output suitable definition of
11433 REG_CLASS_FOR_CONSTRAINT.
11435 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11437 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11439 * bitmap.c (bitmap_descriptor): Likewise.
11440 * ggc-common.c (loc_descriptor): Likewise.
11441 * varray.c (varray_descriptor): Likewise.
11442 * vec.c (vec_descriptor): Likewise.
11444 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11446 * Makefile.in (dce.o): Add $(EXCEPT_H).
11447 * dce.c: Include except.h and delete redundant vector definitions.
11448 (deletable_insn_p): Return false for non-call insns that can throw
11451 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11453 * gcse.c (ae_gen): Remove.
11454 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11455 and make non-static function to make it available in store-motion.c.
11456 Update call sites with search-and-replace.
11457 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11458 extract_mentioned_regs, extract_mentioned_regs_helper,
11459 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11460 store_killed_in_insn, store_killed_after, store_killed_before,
11461 build_store_vectors, insert_insn_start_basic_block, insert-store,
11462 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11463 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11464 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11465 * store-motion.c: ...new file. Also copy data structures from gcse.c
11466 and clean up to remove parts not used by store motion.
11467 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11468 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11470 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11473 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11474 when optimizing for size.
11476 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11478 * gcse.c (gcse_constant_p): Fix typo in last change.
11480 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11482 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11484 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11486 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11488 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11490 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11491 CONST_HIGH_PART result.
11493 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11495 * config/avr/avr.c (initial_elimination_offset): Rename to
11496 avr_initial_elimination_offset.
11497 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11498 change return type to bool.
11499 (avr_can_eliminate): New function.
11500 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11501 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11502 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11503 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11504 avr_initial_elimination_offset.
11505 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11506 (avr_initial_elimination_offset): Define.
11508 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11509 Steven Bosscher <steven@gcc.gnu.org>
11511 PR rtl-optimization/39938
11512 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11513 * cfgrtl.c: Include insn-attr.h.
11514 (rest_of_pass_free_cfg): New function.
11515 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11516 * resource.c (init_resource_info): Remove call to df_analyze.
11518 2009-04-29 Richard Guenther <rguenther@suse.de>
11521 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11522 allow conversion to signed integers.
11524 2009-04-29 Richard Guenther <rguenther@suse.de>
11526 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11527 shifts of floating point vectors if the shift amount is
11528 a constant multiple of the element size.
11530 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11531 Michael Matz <matz@suse.de>
11533 PR middle-end/39927
11535 * tree-outof-ssa.c (emit_partition_copy): New function.
11536 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11537 insert_part_to_rtx_on_edge): Perform the partition base var
11538 copy using emit_partition_copy.
11539 (insert_value_copy_on_edge): Convert constants to the right mode.
11540 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11541 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11543 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11545 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11546 scan backwards to try to find a constant to initialize it.
11548 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11549 insn before the loop_end instruction, don't look past labels.
11551 2009-04-29 Richard Guenther <rguenther@suse.de>
11553 PR middle-end/39937
11554 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11555 loose type conversions.
11556 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11557 stmts only if there are no uses of its definition.
11559 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11561 * config/bfin/bfin.h (splitting_loops): Declare.
11562 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11563 Reorder bit definitions to be ascending.
11564 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11565 * config/bfin/bfin.c (splitting_loops): New variable.
11566 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11567 (struct loop_info): Remove members INIT and LOOP_INIT.
11568 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11569 the LSETUP sequence. Allow LC to be loaded from any register, but
11570 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11571 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11573 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11574 of reload_completed.
11577 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11579 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11581 * Makefile.in (PLUGIN_VERSION_H): New.
11582 (OBJS-common): Remove plugin-version.o.
11583 (plugin.o): Depend on (PLUGIN_VERSION_H).
11584 (plugin-version.o): Remove.
11585 * configure: Regenerate
11586 * configure.ac: Create plugin-version.h.
11587 * gcc-plugin.h (plugin_gcc_version): Remove.
11588 (plugin_default_version_check): Change signature.
11589 * plugin-version.c: Remove.
11590 * plugin.c: Include plugin-version.h.
11591 (str_plugin_gcc_version_name): Remove.
11592 (try_init_one_plugin): Pass gcc version to plugin_init.
11593 (plugin_default_version_check): Both gcc and plugin versions are now
11596 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11598 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11599 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11600 Remove special case testing for last insn of inner loops. Don't fail
11601 if the loop ends with a jump, emit an extra nop instead.
11603 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11604 DREGS rather than comparing directly. Remove code that tries to
11605 account for latencies.
11607 2009-04-29 Richard Guenther <rguenther@suse.de>
11609 PR tree-optimization/39941
11610 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11611 eliminating an indirect call.
11613 2009-04-29 Richard Guenther <rguenther@suse.de>
11615 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11616 parameter. Allow invariants as base if !require_lvalue.
11617 (verify_gimple_assign_single): Adjust.
11619 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11621 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11622 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11623 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11624 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11625 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11627 * config/bfin/bfin.c (bfin_expand_builtin,
11628 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11630 2009-04-28 Richard Guenther <rguenther@suse.de>
11632 * tree-vect-loop.c (get_initial_def_for_induction): Use
11633 correct types for pointer increment.
11635 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11637 * toplev.c (print_version): Update GMP version string calculation.
11639 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11641 PR rtl-optimization/39938
11642 * resource.c (init_resource_info): Add call to df_analyze.
11644 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11646 * config/alpha/alpha.md (usegp): Cast the result of
11647 alpha_find_lo_sum_using_gp to enum attr_usegp.
11648 * config/alpha/alpha.c (override_options): Remove end-of-structure
11649 marker element from cpu_table. Use array size of cpu_table to handle
11650 -mcpu and -mtune options.
11651 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11653 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11655 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11656 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11657 tune_32 and tune_64.
11658 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11659 support on PowerPC.
11660 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11661 * config/rs6000/option-defaults.h: ... here. New file.
11662 (OPT_64, OPT_32): Define.
11663 (MASK_64BIT): Define to 0 if not already defined.
11664 (OPT_ARCH64, OPT_ARCH32): Define.
11665 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11668 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11670 * config/arm/arm.c (arm_override_options): Emit error on using
11673 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11675 PR rtl-optimization/39914
11676 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11677 registers for allocnos created from user-defined variables only
11678 when not optimizing.
11680 2009-04-28 Richard Guenther <rguenther@suse.de>
11682 PR middle-end/39937
11683 * fold-const.c (fold_binary): Use distribute_real_division only
11686 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11688 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11689 add hpux-stdint.h to tm_file.
11690 (hppa[12]*-*-hpux11*): Ditto.
11691 (ia64*-*-hpux*): Ditto.
11692 * config/hpux-stdint.h: New.
11693 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11694 __STDC_EXT__ for all compiles.
11695 * config/pa/pa-hpux.h: Ditto.
11696 * config/pa/pa-hpux10.h: Ditto.
11697 * config/pa/pa-hpux11.h: Ditto.
11699 2009-04-28 Catherine Moore <clm@codesourcery.com>
11701 * debug.h (set_name): Add comment.
11703 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11706 * config/darwin.c (machopic_gen_offset): Check
11707 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11708 * config/arm/arm.c (require_pic_register): Likewise.
11710 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11712 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11713 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11714 m32c_promote_prototypes): Delete.
11716 2009-04-28 Michael Matz <matz@suse.de>
11718 PR middle-end/39922
11719 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11722 2009-04-28 Richard Guenther <rguenther@suse.de>
11724 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11726 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11728 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11729 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11730 * config/arm/arm-tune.md: Regenerate.
11732 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11734 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11735 block if there are complex incoming edges.
11736 (sel_merge_blocks): Remove useless assert.
11737 (sel_redirect_edge_and_branch): Check that edge was redirected.
11738 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11739 (sel_find_rgns): Delete declaration.
11740 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11741 the region when it is not a preheader.
11743 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11746 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11748 2009-04-28 Richard Guenther <rguenther@suse.de>
11750 * tree.h (SSA_NAME_VALUE): Remove.
11751 (struct tree_ssa_name): Remove value_handle member.
11752 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11753 array for jump threading.
11754 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11756 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11757 * tree-flow.h (threadedge_initialize_values): Declare.
11758 (threadedge_finalize_values): Likewise.
11759 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11760 (SSA_NAME_VALUE): Define.
11761 (threadedge_initialize_values): New function.
11762 (threadedge_finalize_values): Likewise.
11763 * tree-ssa-dom.c (ssa_name_values): New global variable.
11764 (SSA_NAME_VALUE): Define.
11765 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11767 2009-04-28 Ira Rosen <irar@il.ibm.com>
11769 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11770 Use REPORT_VECTORIZED_LOCATIONS instead
11771 REPORT_VECTORIZED_LOOPS.
11772 * tree-vectorizer.c (vect_verbosity_level): Make static.
11773 (vect_loop_location): Rename to vect_location.
11774 (vect_set_verbosity_level): Update comment.
11775 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11777 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11778 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11779 instead REPORT_UNVECTORIZED_LOOPS.
11780 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11781 and vect_loop_def to vect_external_def and vect_internal_def.
11782 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11783 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11784 REPORT_UNVECTORIZED_LOCATIONS.
11785 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11786 and vect_used_in_loop and to vect_unused_in_scope and
11787 vect_used_in_scope.
11788 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11789 (vect_verbosity_level): Remove declaration.
11790 (vect_analyze_operations): Likewise.
11791 (vect_analyze_stmt): Declare.
11792 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11793 REPORT_UNVECTORIZED_LOCATIONS.
11794 (vect_get_loop_niters): Fix indentation.
11795 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11796 (vect_analyze_loop_operations): New function.
11797 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11798 vect_analyze_operations.
11799 (vect_is_simple_reduction): Use new names.
11800 (vectorizable_live_operation, vect_transform_loop): Likewise.
11801 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11802 to specify whether the data references can be a part of interleaving
11804 (vect_analyze_data_ref_dependence): Use new names.
11805 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11806 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11807 * tree-vect-patterns.c (widened_name_p): Use new names.
11808 (vect_recog_dot_prod_pattern): Likewise.
11809 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11810 (process_use, vect_mark_stmts_to_be_vectorized,
11811 vect_model_simple_cost, vect_model_store_cost,
11812 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11813 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11814 vectorizable_operation, vectorizable_type_demotion,
11815 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11816 vectorizable_condition): Likewise.
11817 (vect_analyze_operations): Split into vect_analyze_loop_operations
11819 (vect_analyze_stmt): ... new function.
11820 (new_stmt_vec_info): Use new names.
11821 (vect_is_simple_use): Use new names and fix comment.
11822 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11823 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11825 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11828 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11829 and integer modes for x87 operands. Do not ICE for unsupported size,
11830 generate error instead. Generate error for unsupported operand types.
11831 ['z']: Do not handle HImode memory operands specially. Warning
11832 for floating-point operands. Fallthru to 'Z' for unsupported operand
11833 types. Do not ICE for unsupported size, generate error instead.
11834 (output_387_binary_op): Use %Z to output operands.
11835 (output_fp_compare): Ditto.
11836 (output_387_reg_move): Ditto.
11838 2009-04-28 Ben Elliston <bje@au.ibm.com>
11843 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11845 * builtins.c (c_strlen): Do not warn here.
11846 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11847 * c-common.c (pointer_int_sum): Take an explicit location.
11848 Warn about offsets out of bounds.
11849 * c-common.h (pointer_int_sum): Adjust declaration.
11851 2009-04-27 Ian Lance Taylor <iant@google.com>
11853 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11855 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11856 * df-core.c (df_set_flags): Change return type to int. Change
11857 type of old_flags to int.
11858 (df_clear_flags): Likewise.
11859 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11860 (df_get_conditional_uses): Likewise.
11861 * df.h (df_set_flags, df_clear_flags): Update declarations.
11862 * dwarf2out.c (struct indirect_string_node): Change type of form
11863 field to enum dwarf_form.
11864 (AT_string_form): Change return type to enum dwarf_form.
11865 * fixed-value.c (fixed_compare): Add cast to enum type.
11866 * fwprop.c (update_df): Change 0 to VOIDmode.
11867 * gensupport.c: Change 0 to UNKNOWN.
11868 * gimple.h (gimple_cond_code): Add cast to enum type.
11869 * haifa-sched.c (reemit_notes): Add cast to enum type.
11870 * hooks.c (hook_int_void_no_regs): Remove function.
11871 * hooks.h (hook_int_void_no_regs): Remove declaration.
11872 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11873 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11874 * real.c (real_arithmetic): Add cast to enum type.
11875 (real_compare): Likewise.
11876 * target.h (struct gcc_target): Change return type of
11877 branch_target_register_class to enum reg_class.
11878 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11879 default_branch_target_register_class.
11880 * targhooks.c (default_branch_target_register_class): New function.
11881 * targhooks.h (default_branch_target_register_class): Declare.
11882 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11883 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11885 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11887 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11888 vect_uninitialized_def. Change 0 to ERROR_MARK.
11889 * tree-vect-stmts.c (supportable_widening_operation): Don't
11890 initialize icode1 and icode2.
11891 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11892 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11894 (cmn_err_flag_specs): Change 0 to STD_C89.
11895 (cmn_err_char_table): Likewise.
11896 * config/arm/arm.c (get_arm_condition_code): Change type of code
11897 to enum arm_cond_code.
11898 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11899 (IWMMXT_BUILTIN2): Likewise.
11900 (neon_builtin_type_bits): Don't define typedef.
11901 (neon_builtin_datum): Change type of bits field to int.
11902 (arm_expand_neon_args): Add cast to enum type.
11903 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11905 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11906 casts to enum type.
11907 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11909 * config/mips/mips.md (jal_macro): Return enum constant.
11910 (single_insn): Likewise.
11911 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11913 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11914 casts to enum type.
11915 * config/s390/s390.c (s390_tune_flags): Change type to int.
11916 (s390_arch_flags): Likewise.
11917 (s390_handle_arch_option): Change flags field of struct pta to int.
11918 * config/s390/s390.h (s390_tune_flags): Update declaration.
11919 (s390_arch_flags): Likewise.
11920 * config/sh/sh.c (prepare_move_operands): Compare
11921 tls_symbolic_operand result with enum constant.
11922 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11923 (sh_expand_prologue): Add cast to enum type.
11924 (sh_expand_epilogue): Likewise.
11925 (tls_symbolic_operand): Change return type to enum tls_model.
11926 (fpscr_set_from_mem): Add cast to enum type.
11927 (legitimize_pic_address): Compare tls_symbolic_operand result with
11929 (sh_target_reg_class): Change return type to enum reg_class.
11930 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11932 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11933 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11934 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11935 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11936 (delayed_branch, tls_call_delay): Likewise.
11937 (eligible_for_sibcall_delay): Likewise.
11938 (eligible_for_return_delay): Likewise.
11939 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11940 (spu_expand_builtin_1): Likewise.
11942 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11943 for all types of conversions.
11944 (output_init_element): Issue -Wc++-compat warning if needed when
11945 initializing a bitfield with enum type.
11946 * c-parser.c (c_parser_expression): Set original_type to
11947 original_type of right hand operand of comman operator.
11949 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11951 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11953 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11954 * doc/cpp.texi (Standard Predefined Macros)
11955 (Implementation-defined behavior): Likewise.
11956 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11957 * doc/gimple.texi (GIMPLE Exception Handling)
11958 (@code{GIMPLE_ASSIGN}): Likewise.
11959 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11960 * doc/invoke.texi (Warning Options, Optimize Options)
11961 (AVR Options, Darwin Options): Likewise.
11962 (Optimize Options): Reformulate -fwhole-program description.
11963 * doc/loop.texi (Lambda): Likewise.
11964 * doc/md.texi (Output Template, Define Constraints)
11965 (Standard Names, Insn Splitting): Likewise.
11966 * doc/options.texi (Option properties): Likewise.
11967 * doc/passes.texi (Tree-SSA passes): Likewise.
11968 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11969 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11970 (File Names and DBX): Likewise.
11971 * doc/trouble.texi (Incompatibilities): Likewise.
11973 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11975 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11976 instruction is correct.
11978 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11980 Allow non-constant arguments to conversion intrinsics.
11981 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11982 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11983 * spu.c (print_operand): Handle 'v' and 'w'.
11984 (exp2_immediate_p, spu_gen_exp2): Define.
11985 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11986 spu_convtf_1): Update parameter descriptions.
11987 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11988 * constraints.md ('v', 'w'): New.
11989 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11991 (i2f, I2F): New define_mode_attr.
11992 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11993 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11994 fixuns_truncv4sfv4si2): Update to use mode attribute.
11995 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11996 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11997 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11998 patterns for combine.
12000 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12002 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12003 (cprop, hoist, pre, store_motion): New debug counters.
12004 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12005 is not an RTL pass anymore.
12006 (pass_profiling): Remove extern decl for pass removed in 2005.
12007 (pass_gcse, pass_jump_bypass): Remove.
12008 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12009 to 0 for clean state.
12010 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12011 * cse.c (gate_handle_cse_after_global_opts,
12012 rest_of_handle_cse_after_global_opts): New functions.
12013 (pass_cse_after_global_opts): New pass, does local CSE.
12014 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12015 (TV_CPROP): New timevar.
12016 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12017 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12018 (gcse_main, recompute_all_luids): Remove.
12019 (compute_hash_table_work): Call max_reg_num instead of reading
12021 (cprop_jump): Don't set run_jump_opt_after_gcse.
12022 (constprop_register): Always allow to alter jumps.
12023 (cprop_insn): Likewise.
12024 (do_local_cprop): Likewise.
12025 (local_cprop_pass): Likewise. Return non-zero if something changed.
12026 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12027 (find_implicit_sets): Add note about missed optimization opportunity.
12028 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12029 pass_rtl_cprop execute function.
12030 Don't bother tracking the pass number, each pass gets its own dumpfile
12032 Always allow to alter jumpsand bypass jumps.
12033 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12034 will just find no suitable set.
12035 (pre_edge_insert): Fix dumping, this function is for PRE only.
12036 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12037 pass_rtl_pre execute function.
12038 (hoist_code): Return non-zero if something changed. Keep track of
12039 substitutions and insertions for statistics gathering similar to PRE.
12040 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12041 called from the pass_rtl_hoist execute function. Show pass statistics.
12042 (compute_store_table): Use max_reg_num directly instead of using the
12043 formerly global max_gcse_regno.
12044 (build_store_vectors): Likewise.
12045 (replace_store_insn): Fix dumping.
12046 (store_motion): Rename to ...
12047 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12048 pass, called from the pass_rtl_store_motion execute function. Keep
12049 track of substitutions and insertions for statistics gathering similar
12051 (bypass_jumps): Remove, fold interesting bits into ...
12052 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12053 from the pass_rtl_cprop execute function.
12054 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12055 pass_jump_bypass): Remove.
12056 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12057 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12058 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12059 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12060 (gate_rtl_store_motion, execute_rtl_store_motion,
12061 pass_rtl_store_motion): New.
12062 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12063 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12064 * passes.c (init_optimization_passes): Remove pass_gcse and
12065 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12066 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12067 instead of pass_jump_bypass.
12069 2009-04-27 Richard Guenther <rguenther@suse.de>
12071 PR middle-end/39928
12072 * gimplify.c (gimplify_expr): If we are required to create
12073 a temporary make sure it ends up as register.
12075 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12078 * config/i386/i386.c (construct_container): Don't call
12079 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12080 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12082 2009-04-27 Michael Matz <matz@suse.de>
12084 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12085 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12086 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12087 (dump_replaceable_exprs): Take a bitmap.
12088 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12090 (expand_gimple_basic_block): Likewise.
12091 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12092 replaceable_expressions member a bitmap.
12093 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12094 (mark_replaceable): Likewise.
12095 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12096 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12098 2009-04-27 Richard Guenther <rguenther@suse.de>
12100 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12101 (verify_stmts): Dispatch to gimple/type verification code.
12102 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12103 issue with call argument types.
12105 2009-04-27 Michael Matz <matz@suse.de>
12107 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12108 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12111 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12112 Eric Botcazou <ebotcazou@adacore.com>
12114 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12115 a label's basic block.
12116 (mark_target_live_regs): Tidy and rework obsolete comments.
12117 Change back DF problem to LIVE. If a label starts a basic block,
12118 assume that all registers that used to be live then still are.
12119 (init_resource_info): If a label starts a basic block, set its
12120 BLOCK_FOR_INSN accordingly.
12121 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12123 2009-04-27 Richard Guenther <rguenther@suse.de>
12125 * tree-flow-inline.h (function_ann): Remove.
12126 (get_function_ann): Likewise.
12127 * tree-dfa.c (create_function_ann): Remove.
12128 * tree-flow.h (struct static_var_ann_d): Remove.
12129 (struct function_ann_d): Likewise.
12130 (union tree_ann_d): Remove fdecl member.
12131 (function_ann_t): Remove.
12132 (function_ann, get_function_ann, create_function_ann): Remove
12135 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12137 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12139 2009-04-27 Jan Hubicka <jh@suse.cz>
12141 * ipa-pure-const.c (struct funct_state_d): New fields
12142 state_previously_known, looping_previously_known; remove
12143 state_set_in_source.
12144 (analyze_function): Use new fields.
12145 (propagate): Avoid assumption that state_set_in_source imply
12148 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12149 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12150 * cfgloop.h (finite_loop_p): Declare.
12152 2009-04-26 Michael Matz <matz@suse.de>
12154 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12156 2009-04-26 Michael Matz <matz@suse.de>
12158 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12159 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12160 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12161 pass_mark_used_blocks): Remove.
12162 * tree-optimize.c (pass_free_datastructures,
12163 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12164 * passes.c (init_optimization_passes): Don't call
12165 pass_mark_used_blocks, remove dead code.
12167 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12169 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12170 * tree-ssa-live.h (register_ssa_partition): Likewise.
12172 2009-04-26 Michael Matz <matz@suse.de>
12175 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12176 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12177 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12179 (compare_pairs): Swap cost comparison.
12180 (coalesce_ssa_name): Don't use change_partition_var.
12181 * tree-nrv.c (struct nrv_data): Add modified member.
12182 (finalize_nrv_r): Set it.
12183 (tree_nrv): Use it to update statements.
12184 (pass_nrv): Require PROP_ssa.
12185 * tree-mudflap.c (mf_decl_cache_locals,
12186 mf_build_check_statement_for): Use make_rename_temp.
12187 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12188 * alias.c (find_base_decl): Handle SSA names.
12189 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12190 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12191 * rtl.h (set_reg_attrs_for_parm): Declare.
12192 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12193 to "optimized", remove unused locals at finish.
12194 (execute_free_datastructures): Make global, call
12195 delete_tree_cfg_annotations.
12196 (execute_free_cfg_annotations): Don't call
12197 delete_tree_cfg_annotations.
12199 * ssaexpand.h: New file.
12200 * expr.c (toplevel): Include ssaexpand.h.
12201 (expand_assignment): Handle SSA names the same as register variables.
12202 (expand_expr_real_1): Expand SSA names.
12203 * cfgexpand.c (toplevel): Include ssaexpand.h.
12204 (SA): New global variable.
12205 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12206 (SSAVAR): New macro.
12207 (set_rtl): New helper function.
12208 (add_stack_var): Deal with SSA names, use set_rtl.
12209 (expand_one_stack_var_at): Likewise.
12210 (expand_one_stack_var): Deal with SSA names.
12211 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12212 before unique numbers.
12213 (expand_stack_vars): Use set_rtl.
12214 (expand_one_var): Accept SSA names, add asserts for them, feed them
12215 to above subroutines.
12216 (expand_used_vars): Expand all partitions (without default defs),
12217 then only the local decls (ignoring those expanded already).
12218 (expand_gimple_cond): Remove edges when jumpif() expands an
12219 unconditional jump.
12220 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12221 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12223 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12224 members of SA; deal with PARM_DECL partitions here; expand
12225 all PHI nodes, free tree datastructures and SA. Commit instructions
12226 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12227 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12228 info and statements at start, collect garbage at finish.
12229 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12230 (VAR_ANN_PARTITION) Remove.
12231 (change_partition_var): Don't declare.
12232 (partition_to_var): Always return SSA names.
12233 (var_to_partition): Only accept SSA names.
12234 (register_ssa_partition): Only check argument.
12235 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12237 (delete_var_map): Don't free it.
12238 (var_union): Only accept SSA names, simplify.
12239 (partition_view_init): Mark only useful SSA names as used.
12240 (partition_view_fini): Only deal with SSA names.
12241 (change_partition_var): Remove.
12242 (dump_var_map): Use ssa_name instead of partition_to_var member.
12243 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12245 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12246 (struct _elim_graph): New member const_dests; nodes member vector of
12248 (set_location_for_edge): New static helper.
12249 (create_temp): Remove.
12250 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12251 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12252 (new_elim_graph): Allocate const_dests member.
12253 (clean_elim_graph): Truncate const_dests member.
12254 (delete_elim_graph): Free const_dests member.
12255 (elim_graph_size): Adapt to new type of nodes member.
12256 (elim_graph_add_node): Likewise.
12257 (eliminate_name): Likewise.
12258 (eliminate_build): Don't take basic block argument, deal only with
12259 partition numbers, not variables.
12260 (get_temp_reg): New static helper.
12261 (elim_create): Use it, deal with RTL temporaries instead of trees.
12262 (eliminate_phi): Adjust all calls to new signature.
12263 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12264 (rewrite_trees): Only do checking.
12265 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12266 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12267 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12268 contains_tree_r, MAX_STMTS_IN_LATCH,
12269 process_single_block_loop_latch, analyze_edges_for_bb,
12270 perform_edge_inserts): Remove.
12271 (expand_phi_nodes): New global function.
12272 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12273 functions, initialize new parameter, remember partitions having a
12275 (finish_out_of_ssa): New global function.
12276 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12277 don't reset in_ssa_p here, don't disable TER when mudflap.
12278 (pass_del_ssa): Remove.
12279 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12281 (execute_free_datastructures): Declare.
12282 * Makefile.in (SSAEXPAND_H): New variable.
12283 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12284 * basic-block.h (commit_one_edge_insertion): Declare.
12285 * passes.c (init_optimization_passes): Move pass_nrv and
12286 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12287 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12288 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12289 (redirect_branch_edge): Deal with super block when expanding, split
12290 out jump patching itself into ...
12291 (patch_jump_insn): ... here, new static helper.
12293 2009-04-26 Michael Matz <matz@suse.de>
12295 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12296 beyond num_ssa_names.
12297 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12298 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12300 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12302 PR inline-asm/39543
12303 * fwprop.c (forward_propagate_asm): New function.
12304 (forward_propagate_and_simplify): Propagate also into __asm, if it
12305 doesn't increase the number of referenced registers.
12308 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12310 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12312 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12313 note_nonlocal_vla_type for nonlocal VLAs.
12314 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12315 contains_remapped_vars, remap_vla_decls): New functions.
12316 (convert_nonlocal_reference_stmt): If not optimizing, call
12317 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12318 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12319 if it wasn't found in var_map.
12320 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12321 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12322 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12324 * gimplify.c (nonlocal_vlas): New variable.
12325 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12327 (gimplify_body): Create and destroy nonlocal_vlas.
12329 * dwarf2out.c (loc_descr_plus_const): New function.
12330 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12331 mem_loc_descriptor, loc_descriptor_from_tree_1,
12332 descr_info_loc, gen_variable_die): Use it.
12334 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12335 !TREE_STATIC VAR_DECLs.
12336 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12337 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12338 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12339 DECL_BY_REFERENCE is valid.
12340 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12341 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12342 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12343 Copy DECL_BY_REFERENCE.
12344 (struct nesting_copy_body_data): New type.
12345 (nesting_copy_decl): New function.
12346 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12347 if they have variable length.
12349 2009-04-26 Michael Matz <matz@suse.de>
12351 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12352 mark new temporaries for renaming.
12354 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12357 * c-decl.c (global_bindings_p): Return negative value.
12358 (c_variable_size): New. Based on variable_size from
12360 (grokdeclarator): Call c_variable_size not variable_size.
12362 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12366 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12368 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12369 Redefine it to just use mingw/include.
12370 (ASM_SPEC): Rules for -m32 and -m64.
12371 (LINK_SPEC): Use Likewise.
12372 (SPEC_32): New define.
12373 (SPEC_64): Likewise.
12374 (SUB_LINK_SPEC): Likewise.
12375 (MULTILIB_DEFAULTS): New define.
12376 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12377 Add multilib options.
12378 (MULTILIB_DIRNAMES): Likewise.
12379 (MULTILIB_OSDIRNAMES): Likewise.
12380 (LIBGCC): Likewise.
12381 (INSTALL_LIBGCC): Likewise.
12383 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12386 * c-tree.h (enum c_inline_static_type): New.
12387 (record_inline_static): Declare.
12388 * c-decl.c (struct c_inline_static, c_inline_statics,
12389 record_inline_static, check_inline_statics): New.
12390 (pop_file_scope): Call check_inline_statics.
12391 (start_decl): Call record_inline_static instead of pedwarning
12392 directly for static in inline function.
12393 * c-typeck.c (build_external_ref): Call record_inline_static
12394 instead of pedwarning directly for static referenced in inline
12397 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12399 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12400 not new but only being rescanned.
12401 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12402 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12403 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12404 record_set_info, compute_set, grealloc): Remove.
12405 (recompute_all_luids): New function.
12406 (gcse_main): Don't compute sets, and don't do related memory
12407 allocations/free-ing. If something changed before the end of the
12408 pass, update LUIDs using recompute_all_luids.
12409 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12410 (free_gcse_mem): Don't free it either.
12411 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12412 Use the df insn LUIDs.
12413 (load_killed_in_block): Likewise.
12414 (compute_hash_table_work): Don't compute reg_set_in_block.
12415 (compute_transp): Use DF_REG_DEF_CHAINs.
12416 (local_cprop_pass): Don't use compute_sets and related functions.
12417 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12418 Use get_max_uid() instead of max_cuid.
12419 (insert_insn_end_basic_block, pre_insert_copy_insn,
12420 update_ld_motion_stores): Don't try to
12421 keep reg_set tables up to date.
12422 (pre_insert_copies): Use df insn LUIDs.
12423 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12424 (reg_set_info): Don't use extra bitmap argument.
12425 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12426 information to compute regs_set_in_block.
12427 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12428 (bypass_jumps): Don't use compute_sets and friends.
12430 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12433 * opts.c (undocumented_msg): Do not leave blank even with
12436 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12438 * c-decl.c (build_enumerator): Allow values folding to integer
12439 constants but not integer constant expressions with a pedwarn if
12442 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12445 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12446 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12447 type is an integer constant.
12449 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12452 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12455 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12458 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12459 with variably modified return type and no storage class
12460 specifiers, except for the case of nested functions. Distinguish
12461 extern declarations of functions with variably modified return
12462 types from those of objects with variably modified types.
12464 2009-04-25 Jan Hubicka <jh@suse.cz>
12466 * tree.c (list_equal_p): New function.
12467 * tree.h (list_equal_p): Declare.
12468 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12469 basic_block_def, basic_block, const_basic_block): New.
12470 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12471 (redirect_eh_edge): New function.
12472 (make_eh_edge_update_phi): EH edges are not abnormal.
12473 * except.c: Include tree-flow.h.
12474 (list_match): New function.
12475 (eh_region_replaceable_by_p): New function.
12476 (replace_region): New function.
12477 (hash_type_list): New function.
12478 (hash_eh_region): New function.
12479 (eh_regions_equal_p): New function.
12480 (merge_peers): New function.
12481 (remove_unreachable_regions): Verify EH tree when checking;
12483 (copy_eh_region_1): New function.
12484 (copy_eh_region): New function.
12485 (push_reachable_handler): New function.
12486 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12487 regions without label but with live RESX.
12488 * except.h (redirect_eh_edge_to_label): New.
12489 * tree-flow.h (redirect_eh_edge): New.
12490 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12491 basic_block_def, basic_block, const_basic_block): Remove.
12492 * Makefile.in (except.o): Add dependency on tree-flow.h
12493 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12494 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12497 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12500 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12501 on the destination of memcpy.
12503 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12505 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12506 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12507 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12509 2009-04-25 Jan Hubicka <jh@suse.cz>
12511 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12512 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12513 to be reached by different label than left.
12514 (update_eh_edges): Update comment; remove edge_to_remove if possible
12515 and return true if suceeded.
12516 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12517 (cleanup_eh): Compute sharing map.
12518 * except.c (remove_eh_handler_and_replace): Add argument if we should
12520 (remove_unreachable_regions): Update for label sharing.
12521 (label_to_region_map): Likewise.
12522 (get_next_region_sharing_label): New function.
12523 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12525 (remove_eh_handler): Update.
12526 (remove_eh_region_and_replace_by_outer_of): New function.
12527 * except.h (struct eh_region): Add next_region_sharing_label.
12528 (remove_eh_region_and_replace_by_outer_of,
12529 get_next_region_sharing_label): Declare.
12530 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12532 2009-04-25 Jan Hubicka <jh@suse.cz>
12534 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12535 insert code even if they are not critical.
12537 2009-04-25 Jan Hubicka <jh@suse.cz>
12539 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12540 (gimple_can_remove_branch_p): EH edges won't remove branch by
12542 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12543 updating of non-abnormal EH edges.
12544 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12545 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12546 (split_critical_edges): Split also edges where emitting code on them
12547 will lead to splitting later.
12549 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12550 H.J. Lu <hongjiu.lu@intel.com>
12553 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12554 the configured assembler supports fildq and fistpq mnemonics.
12555 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12556 * configure: Regenerated.
12557 * config.in: Ditto.
12559 * config/i386/i386.c (print_operand): Handle 'Z'.
12560 ['z']: Remove handling of special fild/fist suffixes.
12561 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12562 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12563 suffix of fild insn.
12564 (*floatsi<mode>2_vector_mixed): Ditto.
12565 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12566 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12567 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12568 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12569 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12571 2009-04-25 Ben Elliston <bje@au.ibm.com>
12573 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12574 the source of a set operation.
12576 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12578 * target.h (struct gcc_target): Add case_values_threshold field.
12579 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12580 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12581 * targhooks.c (default_case_values_threshold): New function.
12582 * targhooks.h (default_case_values_threshold): Declare function.
12583 * stmt.c (expand_case): Use case_values_threshold target hook.
12584 * expr.h (case_values_threshold): Remove declartation.
12585 * expr.c (case_values_threshold): Remove function.
12586 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12588 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12589 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12590 (avr_case_values_threshold): Declare as static.
12591 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12593 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12594 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12595 (mn10300_case_values_threshold): New function.
12597 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12599 * ira.c (setup_cover_and_important_classes): Add enum cast.
12601 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12603 * genpreds.c (write_enum_constraint_num): Output definition of
12604 CONSTRAINT_NUM_DEFINED_P macro.
12605 * ira.c (setup_cover_and_important_classes): Use
12606 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12608 2009-04-24 DJ Delorie <dj@redhat.com>
12610 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12611 __SH2A_SINGLE_ONLY__ also.
12613 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12615 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12616 (movdf_internal): Ditto.
12617 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12618 SFmode and DFmode constants.
12619 (ia64_print_operand): Add 'G' format for printing
12620 floating point constants.
12622 2009-04-24 Richard Guenther <rguenther@suse.de>
12624 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12625 from unsigned additions.
12627 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12629 * c-typeck.c (set_init_index): Allow array designators that are
12630 not integer constant expressions with a pedwarn if pedantic.
12632 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12634 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12635 zero if no overlap in nonzero bits between the operands.
12637 2009-04-24 Ian Lance Taylor <iant@google.com>
12639 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12640 (record_dead_and_set_regs): Likewise.
12641 * df.h (struct df_mw_hardreg): Change flags field to int.
12642 (struct df_base_ref): Likewise.
12643 (struct df): Change changeable_flags field to int.
12644 * df-scan.c (df_defs_record): Change clobber_flags to int.
12645 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12646 constants rather than #define macros.
12647 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12648 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12649 (enum dwarf_calling_convention): Likewise.
12650 (enum dwarf_line_number_x_ops): Likewise.
12651 (enum dwarf_call_frame_info): Likewise.
12652 (enum dwarf_source_language): Likewise.
12653 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12654 (add_calling_convention_attribute): Likewise.
12655 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12656 (combine_comparisons): Change compcode to int. Add cast to enum type.
12657 * genrecog.c (maybe_both_true_2): Change c to int.
12658 (write_switch): Likewise. Add cast to enum type.
12659 * gimplify.c (gimplify_omp_for): Handle return values from
12660 gimplify_expr using MIN rather than bitwise or.
12661 (gimplify_expr): Add cast to enum type.
12662 * ipa-prop.c (update_jump_functions_after_inlining): Change
12663 IPA_BOTTOM to IPA_JF_UNKNOWN.
12664 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12665 Add casts to enum type.
12666 (setup_cover_and_important_classes): Change cl to int. Add casts
12668 (setup_class_translate): Change cl and mode to int.
12669 (ira_init_once): Change mode to int.
12670 (free_register_move_costs): Likewise.
12671 (setup_prohibited_mode_move_regs): Add casts to enum type.
12672 * langhooks.c (add_builtin_function_common): Rework assertion that
12673 value fits bitfield.
12674 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12675 * omega.c (omega_do_elimination): Avoid math on enum types.
12676 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12677 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12678 int local to handle integral_argment value.
12679 * regmove.c (try_auto_increment): Change PUT_MODE to
12681 * reload.c (push_secondary_reload): Add casts to enum type.
12682 (secondary_reload_class, find_valid_class): Likewise.
12683 * reload1.c (emit_input_reload_insns): Likewise.
12684 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12685 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12686 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12688 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12689 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12691 (expand_complex_libcall): Add casts to enum type.
12692 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12693 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12694 with ERROR_MARK, not NUM_TREE_CODES.
12695 (vect_create_epilog_for_reduction): Likewise.
12696 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12697 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12698 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12700 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12701 vect_unused_in_loop. Change 0 to loop_vect.
12702 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12703 * var-tracking.c (get_init_value): Change return type to enum
12705 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12706 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12708 (arm_override_options): Add casts to enum type.
12709 (arm_emit_tls_decoration): Likewise.
12710 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12712 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12713 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12714 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12716 * config/s390/s390.c (code_for_builtin_64): Change to array of
12718 (code_for_builtin_31): Likewise.
12719 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12721 * config/sparc/sparc.c (sparc_override_options): Change value
12722 field in struct code_model to enum cmodel. In initializer change
12723 0 to NULL and add cast to enum type.
12725 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12726 Change all callers. Issue a -Wc++-compat warning using
12727 lhs_origtype if necessary.
12728 (convert_for_assignment): Issue -Wc++-compat warnings about
12729 invalid conversions to enum type on assignment.
12730 * c-common.h (build_modify_expr): Update declaration.
12732 2009-04-24 Nick Clifton <nickc@redhat.com>
12734 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12735 (function_arg_advance): Likewise.
12736 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12739 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12741 * config/s390/constraints.md ('I', 'J'): Fix condition.
12743 2009-04-24 Diego Novillo <dnovillo@google.com>
12745 * gengtype-parse.c (parse_error): Add newline after message.
12747 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12749 * config/i386/sse.md (avxmodesuffixs): Removed.
12750 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12751 (*avx_pinsr<ssevecsize>): This.
12753 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12755 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12756 follow chains of regs with a single definition, and allow expressions
12757 that are function_invariant_p.
12758 (simple_rhs_p): Allow expressions that are function_invariant_p.
12760 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12762 PR middle-end/39867
12763 * fold-const.c (fold_cond_expr_with_comparison): When folding
12764 > and >= to MAX, make sure the MAX uses the same type as the
12765 comparison's operands.
12767 2009-04-24 Nick Clifton <nickc@redhat.com>
12769 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12770 addressing for DImode accesses.
12771 (frv_print_operand_address): Handle PLUS case.
12772 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12774 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12776 PR rtl-optimization/39794
12777 * alias.c (canon_true_dependence): Add x_addr argument.
12778 * rtl.h (canon_true_dependence): Adjust prototype.
12779 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12780 * cselib.c (cselib_invalidate_mem): Likewise.
12781 * gcse.c (compute_transp): Likewise.
12782 * dse.c (scan_reads_nospill): Likewise.
12783 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12784 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12785 canon_base_addr of the group, plus optional offset.
12786 (struct group_info): Rename canon_base_mem to
12788 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12789 canon_rtx of base_mem.
12791 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12793 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12794 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12796 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12798 * config/spu/spu-builtins.h: Delete file.
12800 * config/spu/spu.h (enum spu_builtin_type): Move here from
12802 (struct spu_builtin_description): Likewise. Add GTY marker.
12803 Do not use enum spu_function_code or enum insn_code.
12804 (spu_builtins): Add extern declaration.
12806 * config/spu/spu.c: Do not include "spu-builtins.h".
12807 (enum spu_function_code, enum spu_builtin_type_index,
12808 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12809 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12810 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12811 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12812 (spu_builtin_types): Make static. Add GTY marker.
12813 (spu_builtins): Add extern declaration with GTY marker.
12814 Include "gt-spu.h".
12816 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12817 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12818 Check programmatically whether all parameters are scalar.
12820 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12822 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12824 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12825 assignment from the constructor either if the target is volatile.
12827 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12829 * config/arm/arm.md (insv): Do not share operands[0].
12831 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12833 * config/vxlib-tls.c (active_tls_threads): Delete.
12834 (delete_hook_installed): New.
12835 (tls_delete_hook): Don't delete the delete hook.
12836 (tls_destructor): Delete it here.
12837 (__gthread_set_specific): Adjust installing the delete hook.
12838 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12839 __gthread_leave_tsd_dtor_context.
12841 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12843 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12845 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12847 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12849 (alpha_rtx_costs): Ditto.
12850 (emit_unlikely_jump): Use add_reg_note.
12851 (emit_frame_store_1): Ditto.
12852 (alpha_expand_prologue): Ditto.
12853 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12854 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12856 2009-04-23 Nick Clifton <nickc@redhat.com>
12858 * config/v850/v850.md (epilogue): Remove suppressed code.
12859 (return): Rename to return_simple and remove test of frame size.
12860 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12861 to gen_return_simple.
12863 2009-04-22 Jing Yu <jingyu@google.com>
12866 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12868 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12871 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12872 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12873 value is a VECTOR_CST, the element type is the element type of the
12876 2009-04-22 DJ Delorie <dj@redhat.com>
12878 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12880 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12882 * alias.c (find_base_term): Move around LO_SUM case, so that
12883 CONST falls through into PLUS/MINUS handling.
12886 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12887 into 0, use omit_one_operand.
12889 2009-04-23 Ben Elliston <bje@au.ibm.com>
12891 * config/rs6000/linux-unwind.h (get_regs): Remove type
12892 puns. Change the type of `pc' to an array of unsigned ints and
12893 update all users. Constify frame24.
12895 2009-04-22 DJ Delorie <dj@redhat.com>
12897 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12898 declarations before code.
12899 (current_function_special_page_vector): Likewise.
12900 (m32c_expand_insv): Silence a warning.
12902 2009-04-21 Taras Glek <tglek@mozilla.com>
12904 * alias.c: Update GTY annotations to new syntax.
12905 * basic-block.h: Likewise.
12906 * bitmap.h: Likewise.
12907 * c-common.h: Likewise.
12908 * c-decl.c: Likewise.
12909 * c-parser.c: Likewise.
12910 * c-pragma.c: Likewise.
12911 * c-tree.h: Likewise.
12912 * cfgloop.h: Likewise.
12913 * cgraph.h: Likewise.
12914 * config/alpha/alpha.c: Likewise.
12915 * config/arm/arm.h: Likewise.
12916 * config/avr/avr.h: Likewise.
12917 * config/bfin/bfin.c: Likewise.
12918 * config/cris/cris.c: Likewise.
12919 * config/darwin.c: Likewise.
12920 * config/frv/frv.c: Likewise.
12921 * config/i386/i386.c: Likewise.
12922 * config/i386/i386.h: Likewise.
12923 * config/i386/winnt.c: Likewise.
12924 * config/ia64/ia64.h: Likewise.
12925 * config/iq2000/iq2000.c: Likewise.
12926 * config/mips/mips.c: Likewise.
12927 * config/mmix/mmix.h: Likewise.
12928 * config/pa/pa.c: Likewise.
12929 * config/pa/pa.h: Likewise.
12930 * config/rs6000/rs6000.c: Likewise.
12931 * config/s390/s390.c: Likewise.
12932 * config/sparc/sparc.c: Likewise.
12933 * config/xtensa/xtensa.c: Likewise.
12934 * cselib.h: Likewise.
12935 * dbxout.c: Likewise.
12936 * dwarf2out.c: Likewise.
12937 * except.c: Likewise.
12938 * except.h: Likewise.
12939 * fixed-value.h: Likewise.
12940 * function.c: Likewise.
12941 * function.h: Likewise.
12942 * gimple.h: Likewise.
12943 * integrate.c: Likewise.
12944 * optabs.c: Likewise.
12945 * output.h: Likewise.
12946 * real.h: Likewise.
12948 * stringpool.c: Likewise.
12949 * tree-data-ref.c: Likewise.
12950 * tree-flow.h: Likewise.
12951 * tree-scalar-evolution.c: Likewise.
12952 * tree-ssa-address.c: Likewise.
12953 * tree-ssa-alias.h: Likewise.
12954 * tree-ssa-operands.h: Likewise.
12955 * tree.c: Likewise.
12956 * tree.h: Likewise.
12957 * varasm.c: Likewise.
12958 * varray.h: Likewise.
12960 * coretypes.h: Do not define GTY macro if it is already defined.
12961 * doc/gty.texi: Update GTY documentation to new syntax.
12962 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12963 annotations on structs.
12964 * gengtype-parse.c: Likewise.
12966 2009-04-22 Mark Heffernan <meheff@google.com>
12968 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12970 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12972 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12975 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12977 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12978 the same as a PLUS without a shift. Increase the cost of a
12981 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12983 * Makefile.in: Update dependencies.
12984 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12985 * errors.h: Remove bogus comment about compatibility.
12986 (warning): Update declaration.
12987 * genautomata.c: Update all calls to warning.
12988 * gimple.c: Do not include errors.h. Include toplev.h.
12989 * tree-ssa-structalias.c: Do not include errors.h.
12990 * omega.c: Likewise.
12991 * tree-ssa-reassoc.c: Likewise.
12992 * config/spu/spu-c.c: Likewise.
12993 * config/spu/t-spu-elf: Update dependencies.
12995 2009-04-22 Richard Guenther <rguenther@suse.de>
12997 PR tree-optimization/39824
12998 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12999 make sure the types are compatible.
13001 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13004 * c-common.c (c_parse_error): Take a token_flags parameter.
13005 Use token_type for the token type instead.
13006 Pass token_flags to cpp_type2name.
13007 * c-common.h (c_parse_error): Update declaration.
13008 * c-parser.c (c_parser_error): Pass 0 as token flags.
13010 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13012 PR rtl-optimization/39580
13013 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13015 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13017 * function.c (expand_function_end): Do not emit a jump to the "naked"
13018 return label for fall-through returns.
13019 * except.c (sjlj_emit_function_exit): Always place the call to the
13020 unregister function at the location installed by expand_function_end.
13022 2009-04-22 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/39845
13025 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13026 (gen_inbound_check): Likewise.
13028 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13030 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13032 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13033 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13035 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13037 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13038 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13039 shift counts to avoid out-of-bounds array accesses.
13041 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13043 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13044 (Pmode): Move above.
13046 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13048 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13049 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13050 GET_CODE macro. Use IN_RANGE macro where appropriate.
13051 * config/alpha/alpha.h: Ditto.
13052 * config/alpha/alpha.md: Ditto.
13053 * config/alpha/constraints.md: Ditto.
13054 * config/alpha/predicates.md: Ditto.
13056 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13058 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13059 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13060 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13061 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13062 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13063 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13064 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13065 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13066 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13067 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13068 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13069 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13070 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13071 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13072 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13073 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13074 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13075 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13076 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13077 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13078 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13079 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13080 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13081 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13082 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13083 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13084 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13086 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13088 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13089 references from comments.
13090 * cfgbuild.c: (count_basic_blocks): Delete.
13091 (find_basic_blocks_1): Delete.
13092 (find_basic_blocks): Delete.
13093 * except.c (finish_eh_generation): Make static. Move comment from
13094 except.h here. Remove find_basic_blocks references from comments.
13095 * except.h (finish_eh_generation): Delete.
13096 * basic-block.h (find_basic_blocks): Delete.
13097 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13099 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13101 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13102 (sdbout_parms): Likewise.
13104 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13106 * config/sh/sh.c (prepare_cbranch_operands): Use
13107 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13108 (expand_cbranchdi4): Likewise.
13109 (from_compare): Add cast to enum type.
13110 (expand_cbranchsi4): Use add_reg_note.
13111 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13112 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13113 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13114 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13115 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13116 instead of CODE_FOR_nothing.
13117 (cbranchdi4): Likewise. Fix the order of arguments for
13119 (push_fpscr): Use add_reg_note.
13120 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13121 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13123 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13125 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13126 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13127 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13128 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13129 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13130 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13131 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13132 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13133 config/alpha/x-vms, config/arc/t-arc,
13134 config/arm/README-interworking, config/arm/arm-c.c,
13135 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13136 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13137 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13138 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13139 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13140 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13141 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13142 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13143 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13144 config/cris/t-elfmulti, config/crx/t-crx,
13145 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13146 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13147 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13148 config/h8300/t-h8300, config/i386/athlon.md,
13149 config/i386/darwin-libgcc.10.4.ver,
13150 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13151 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13152 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13153 config/i386/t-linux64, config/i386/t-nwld,
13154 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13155 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13156 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13157 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13158 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13159 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13160 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13161 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13162 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13163 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13164 config/m68k/t-uclinux, config/mcore/t-mcore,
13165 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13166 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13167 config/mips/crtn.asm, config/mips/irix-crti.asm,
13168 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13169 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13170 config/mips/mips-fixed.md, config/mips/sb1.md,
13171 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13172 config/mips/t-iris6, config/mips/t-isa3264,
13173 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13174 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13175 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13176 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13177 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13178 config/mn10300/t-linux, config/mn10300/t-mn10300,
13179 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13180 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13181 config/picochip/libgccExtras/clzsi2.asm,
13182 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13183 config/rs6000/darwin-libgcc.10.4.ver,
13184 config/rs6000/darwin-libgcc.10.5.ver,
13185 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13186 config/rs6000/t-aix43, config/rs6000/t-aix52,
13187 config/rs6000/t-darwin, config/rs6000/t-fprules,
13188 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13189 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13190 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13191 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13192 config/rs6000/t-rtems, config/rs6000/t-spe,
13193 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13194 config/score/t-score-elf, config/sh/divcost-analysis,
13195 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13196 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13197 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13198 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13199 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13200 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13201 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13202 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13203 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13204 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13205 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13206 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13207 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13208 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13209 * config/h8300/genmova.sh: Include copyright and license notices
13210 in generated output.
13211 * config/h8300/mova.md: Regenerate.
13212 * doc/install.texi2html: Include word "Copyright" in copyright
13213 notice and use name "Free Software Foundation, Inc.".
13214 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13215 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13216 ChangeLog-2007, ChangeLog-2008: Correct dates.
13218 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13220 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13221 NE_EXPR operations as well.
13222 * c-parser.c (c_parser_condition): Do not set location information on
13224 (c_parser_conditional_expression): Likewise.
13225 (c_parser_binary_expression): Set location information on operators.
13226 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13227 TRUTH_NOT_EXPR has been folded.
13228 * fold-const.c (fold_truth_not_expr): Copy location information from
13229 the incoming expression to the outgoing one.
13230 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13231 recursive calls on the LHS of the operator but pass that of the
13232 operator to recursive calls on the RHS of the operator. Set it
13234 (shortcut_cond_expr): Set the locus of the operator on the second
13235 COND_EXPR and that of the expression on the first in degenerate cases.
13236 Pass the locus of the expression to calls to shortcut_cond_r.
13237 Set the locus of the 'then' block on the associated jump, if any.
13238 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13239 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13240 expression to call to gimplify_boolean_expr.
13242 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13244 * config.gcc: Add additional configuration for
13245 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13246 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13247 (CPP_SPEC): Redefine for allowing -municode option.
13248 (STARTFILE_SPEC): Likewise.
13249 * config/i386/t-mingw-w64: New.
13250 * config/i386/mingw-w64.opt: New.
13251 (municode): Add new target option.
13252 * doc/invoke.texi (municode): Add documentation for new option.
13254 2009-04-21 Ian Lance Taylor <iant@google.com>
13256 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13257 Correct test for number of arguments.
13258 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13260 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13262 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13263 argument of emit_library_call.
13265 2009-04-21 Richard Guenther <rguenther@suse.de>
13267 PR middle-end/39829
13268 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13269 inside VIEW_CONVERT_EXPRs.
13271 2009-04-21 Martin Jambor <mjambor@suse.cz>
13273 * tree-switch-conversion.c (build_constructors): Split a long line.
13274 (constructor_contains_same_values_p): New function.
13275 (build_one_array): Create assigns of constants if possible, do not
13276 call mark_sym_for_renaming, call update_stmt.
13277 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13278 make_rename_temp. Do not call mark_symbols_for_renaming, call
13280 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13281 find_new_referenced_vars, call update_stmt.
13282 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13283 instead of calling make_rename_temp. Do not call
13284 find_new_referenced_vars or mark_symbols_for_renaming, call
13287 2009-04-21 Richard Guenther <rguenther@suse.de>
13289 PR tree-optimization/39827
13290 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13291 (tree_ssa_phiprop): Pass the correct array size.
13293 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13295 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13297 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13300 * c-typeck.c (lvalue_p): Move declaration ...
13301 * c-common.h (lvalue_p): ... to here.
13302 * c-common.c (candidate_equal_p): New.
13303 (add_tlist): Use it.
13304 (merge_tlist): Use it.
13305 (warn_for_collisions_1): Likewise.
13306 (warning_candidate_p): Accept more candidates.
13307 (verify_tree): A warning candidate can be an expression. Use
13310 2009-04-21 Ben Elliston <bje@au.ibm.com>
13313 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13314 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13315 options. Remove -mcall-solaris documentation.
13317 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13320 * doc/invoke.texi (-Wlong-long): Update description.
13321 * c-lex (interpret_integer): Only warn if there was no previous
13322 overflow and -Wlong-long is enabled.
13323 * c-decl.c (declspecs_add_type): Drop redundant flags.
13324 * c.opt (Wlong-long): Init to -1.
13325 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13326 and front-end warn_long_long. Wlong-long only depends on other
13327 flags if it is uninitialized.
13328 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13329 the same for CPP and FE.
13330 (restore_extension_diagnostics): Likewise.
13332 2009-04-20 Ian Lance Taylor <iant@google.com>
13334 Fix enum conversions which are invalid in C++:
13335 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13336 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13337 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13338 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13339 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13340 (dbxout_parms): Likewise.
13341 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13342 (df_clear_flags): Likewise.
13343 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13344 top_flag parameter to int.
13345 (df_chain_create_bb_process_use): Likewise.
13346 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13348 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13349 (df_ref_create_structure, df_def_record_1): Likewise.
13350 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13351 (df_notes_rescan): Change 0 to VOIDmode in function call.
13352 (df_get_call_refs, df_insn_refs_collect): Likewise.
13353 (df_bb_regs_collect): Likewise.
13354 (df_entry_block_defs_collect): Likewise.
13355 (df_exit_block_uses_collect): Likewise.
13356 * df.h: Update declarations.
13357 * double-int.c (double_int_divmod): Add cast to enum type.
13358 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13359 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13360 (based_loc_descr): Likewise.
13361 (loc_descriptor_from_tree_1): Change first_op and second_op to
13362 enum dwarf_location_atom. Add cast to enum type.
13363 * expmed.c (init_expmed): Change 0 to SET in function call.
13364 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13365 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13366 (do_store_flag): Likewise.
13367 * fixed-value.h (struct fixed_value): Change mode to enum
13369 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13370 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13372 (insert_insn_decl, insert_decl, insert_state): Likewise.
13373 (automata_list_finish): Likewise.
13374 * genrecog.c (process_define_predicate): Add cast to enum type.
13375 * gensupport.c (init_predicate_table): Add cast to enum type.
13376 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13378 (gimple_build_call_1, gimple_build_label): Likewise.
13379 (gimple_build_goto, gimple_build_asm_1): Likewise.
13380 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13381 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13382 (enum fallback): Rename from enum fallback_t.
13383 (fallback_t): Typedef as int.
13384 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13385 GSI_SAME_STMT in function call.
13386 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13388 (setup_reg_class_relations): Likewise.
13389 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13390 (setup_prohibited_class_mode_regs): Add cast to enum type.
13391 (setup_prohibited_mode_move_regs): Likewise.
13392 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13393 (record_address_regs): Change i to enum reg_class.
13394 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13395 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13396 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13397 (GET_MODE_2XWIDER_MODE): Likewise.
13398 (GET_CLASS_NARROWEST_MODE): Likewise.
13399 * omp-low.c (expand_omp_for): Add cast to enum type.
13400 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13401 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13402 * postreload.c (reload_cse_simplify_operands): Change rclass local
13404 * predict.c (combine_predictions_for_insn): Change best_predictor
13405 and predictor to enum br_predictor.
13406 (combine_predictions_for_bb): Likewise.
13407 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13408 use SET_PREDICT_EXPR_OUTCOME.
13409 * real.c (real_arithmetic): Change icode to code in function call.
13410 * reginfo.c (init_move_cost): Add casts to enum type.
13411 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13412 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13414 * reload.c (find_valid_class): Add casts to enum type.
13415 (push_reload): Change 0 to NO_REGS in function call.
13416 (find_reloads): Change this_alternative to array of enum
13417 reg_class. Remove some now-unnecessary casts.
13418 (make_memloc): Change 0 to VOIDmode in function call.
13419 * reload1.c (reload): Change 0 to VOIDmode in function call.
13420 (eliminate_regs_1, elimination_effects): Likewise.
13421 (eliminate_regs_in_insn): Likewise.
13422 (emit_input_reload_insns): Add cast to enum type.
13423 (delete_output_reload): Change 0 to VOIDmode in function call.
13424 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13425 to enum type in function call.
13426 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13427 (SET_PREDICT_EXPR_OUTCOME): Define.
13428 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13429 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13430 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13431 (dump_function): Likewise.
13432 * tree-dump.h: Update declarations.
13433 * tree-pass.h: Update declarations.
13434 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13435 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13437 (arm_rtx_costs_1): Correct parenthesization.
13438 (arm_rtx_costs): Add casts to enum type.
13439 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13440 (vfp_emit_fstmd): Use add_rg_note.
13441 (emit_multi_reg_push, emit_sfm): Likewise.
13442 (thumb_set_frame_pointer): Likewise.
13443 (arm_expand_prologue): Likewise.
13444 (arm_regno_class): Change return type to enum reg_class.
13445 (thumb1_expand_prologue): Use add_reg_note.
13446 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13447 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13449 * config/arm/gentune.sh: Add cast to enum type.
13450 * config/arm/arm-tune.md: Rebuild.
13451 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13452 (ix86_split_fp_branch, predict_jump): Likewise.
13453 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13454 insn_code to enum rtx_code.
13455 (ix86_builtin_vectorized_function): Add cast to enum type.
13456 * config/i386/i386.md (truncdfsf2): Change slot to enum
13458 (truncxf<mode>2, isinf<mode>2): Likewise.
13459 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13461 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13462 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13463 (insert_bundle_state): Change 1 to INSERT in function call.
13464 (ia64_add_bundle_selector_before): Likewise.
13465 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13466 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13467 (restore_stack_nonlocal): Likewise.
13468 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13470 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13472 (mips_rtx_costs): Likewise.
13473 (mips_override_options): Add casts to enum type.
13474 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13476 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13477 (store_reg, set_reg_plus_d): Likewise.
13478 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13479 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13481 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13483 (emit_unlikely_jump): Use add_reg_note.
13484 (rs6000_emit_allocate_stack): Likewise.
13485 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13486 (output_toc): Change 1 to INSERT in function call.
13487 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13488 (rs6000_initialize_trampoline): Likewise.
13489 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13491 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13492 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13493 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13494 (save_gprs): Use add_reg_note.
13495 (s390_emit_prologue): Likewise.
13496 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13497 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13498 (sparc_fold_builtin): Add cast to enum type.
13499 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13501 (spu_expand_prologue): Use add_reg_note.
13502 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13504 2009-04-20 Ian Lance Taylor <iant@google.com>
13506 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13507 (c_parser_postfix_expression_after_primary): Get VEC for list of
13508 arguments. Get original types of arguments. Call
13509 build_function_call_vec.
13510 (cached_expr_list_1, cached_expr_list_2): New static variables.
13511 (c_parser_expr_list): Change return type to VEC *. Add
13512 p_orig_types parameter. Change all callers.
13513 (c_parser_release_expr): New static function.
13514 (c_parser_vec_to_tree_list): New static function.
13515 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13516 call build_function_call_vec.
13517 (build_function_call_vec): New function, based on old
13518 build_function_call.
13519 (convert_arguments): Remove nargs and argarray parameters. Change
13520 values to a VEC. Add origtypes parameter.
13521 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13522 (convert_for_assignment): Add origtype parameter. Change all
13523 callers. If warn_cxx_compat, check for conversion to an enum
13524 type when calling a function.
13525 (store_init_value): Add origtype parameter. Change all callers.
13526 (digest_init): Likewise.
13527 (struct init_node): Add origtype field.
13528 (add_pending_init): Add origtype parameter. Change all callers.
13529 (output_init_element): Likewise.
13530 (output_pending_init_elements): Pass origtype from init_node to
13531 output_init_element.
13532 (process_init_element): Pass origtype from c_expr to
13533 output_init_element.
13534 (c_finish_return): Add origtype parameter. Change all callers.
13535 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13537 (sync_resolve_params): Likewise.
13538 (sync_resolve_return): Change params to first_param. Change caller.
13539 (resolve_overloaded_builtins): Change params to VEC *. Change
13540 callers. Save first parameter around call to build_function_call_vec.
13541 * c-decl.c (finish_decl): Add origtype parameter. Change all
13542 callers. Call build_function_call_vec rather than
13543 build_function_call for cleanup.
13544 * c-tree.h: Update declarations.
13545 * c-common.h: Update declarations.
13546 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13547 params to first_param.
13548 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13549 params parameter from tree to void *.
13550 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13551 Change arglist parameter to have type void *, and to be a pointer
13553 * config/rs6000/rs6000-protos.h
13554 (altivec_resolve_overloaded_builtin): Update declaration.
13555 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13556 fnargs parameter to have type void *, and to be a pointer to a
13557 VEC. Call build_function_call_vec instead of
13558 build_function_call.
13559 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13561 2009-04-20 Joey Ye <joey.ye@intel.com>
13562 Xuepeng Guo <xuepeng.guo@intel.com>
13563 H.J. Lu <hongjiu.lu@intel.com>
13565 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13567 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13568 (IX86_LEA_PRIORITY): Likewise.
13569 (distance_non_agu_define): New function.
13570 (distance_agu_use): Likewise.
13571 (ix86_lea_for_add_ok): Likewise.
13572 (ix86_dep_by_shift_count): Likewise.
13574 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13575 should split for LEA.
13577 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13579 (ix86_dep_by_shift_count): Likewise.
13581 2009-04-20 Richard Guenther <rguenther@suse.de>
13583 * expr.c (handled_component_p): Move ...
13584 * tree.h (handled_component_p): ... here.
13585 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13586 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13587 and REALPART_EXPR to be in one group.
13589 2009-04-20 Richard Guenther <rguenther@suse.de>
13591 * basic-block.h (get_all_dominated_blocks): Declare.
13592 * dominance.c (get_all_dominated_blocks): New function.
13593 * tree-cfg.c (get_all_dominated_blocks): Remove.
13594 (remove_edge_and_dominated_blocks): Adjust.
13595 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13596 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13597 instead of recursing.
13599 2009-04-20 Doug Kwan <dougkwan@google.com>
13601 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13602 (struct cgraph_node_set_def): New type.
13603 (cgraph_node_set) New type. Also declare vector functions.
13604 (struct cgraph_node_set_element_def): New type.
13605 (cgraph_node_set_element): Ditto.
13606 (cgraph_node_set_iterator): New iterator type.
13607 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13608 cgraph_node_set_remove, dump_cgraph_node_set,
13609 debug_cgraph_node_set): New prototypes.
13610 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13611 cgraph_node_set_size): New inlines.
13612 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13613 including cgraph.h.
13614 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13615 argument to function 'write_summary'.
13616 * ipa.c: Include ggc.h.
13617 (hash_cgraph_node_set_element,
13618 eq_cgraph_node_set_element, cgraph_node_set_new,
13619 cgraph_node_set_add, cgraph_node_set_remove,
13620 cgraph_node_set_find, dump_cgraph_node_set,
13621 debug_cgraph_node_set): New functions.
13622 * Makefile.in (ipa.o): Add dependency on GGC_H.
13624 2009-04-20 Ira Rosen <irar@il.ibm.com>
13626 PR tree-optimization/39675
13627 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13628 check of the return code of vect_schedule_slp. Check that
13629 stmt_vec_info still exists for the statement, before checking its
13630 vectorization type.
13632 2009-04-20 Michael Matz <matz@suse.de>
13634 * Makefile.in (generated_files): Take out $(simple_generated_c).
13636 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13638 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13639 (UINTPTR_TYPE): Likewise.
13641 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13644 * c-typeck.c (digest_init): Check for initializing an array with a
13647 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13650 * c-semantics.c (pop_stmt_list): Propagate
13651 STATEMENT_LIST_HAS_LABEL to parent statement list.
13653 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13655 * config/mips/mips.h (mips_tune_attr): New macro.
13656 * config/mips/mips.md (cpu): Use it.
13658 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13661 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13664 2009-04-19 Diego Novillo <dnovillo@google.com>
13666 * toplev.c (compile_file): Move call to coverage_finish ...
13667 * cgraphunit.c (ipa_passes): ... here.
13668 Call cgraph_process_new_functions.
13669 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13670 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13672 2009-04-19 Jan Hubicka <jh@suse.cz>
13674 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13676 (dump_cgraph_node): Dump can throw external flag.
13677 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13679 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13683 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13684 * common.opt (Wlogical-op): Move from here...
13685 * c.opt (Wlogical-op): ... to here.
13686 * c-typeck.c (parser_build_binary_op): Update call to
13687 warn_logical_operator.
13688 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13690 * c-common.c (warn_logical_op): Update.
13691 * c-common.h (warn_logical_op): Update declaration.
13693 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13695 * tree.c (protected_set_expr_location): Fix formatting.
13697 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13700 * c-typeck.c (readonly_warning): new.
13701 (build_unary_op, build_modify_expr): Use readonly_warning for
13702 storing into something readonly but not const-qualified.
13704 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13707 * c-typeck.c (build_unary_op): Check for taking address of
13708 expression of type void.
13710 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13713 * c-typeck.c (build_function_call): Check for calling a function
13714 with qualified void return types. Call require_complete_type when
13717 2009-04-18 Jan Hubicka <jh@suse.cz>
13719 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13721 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13722 can_throw_external flag.
13723 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13724 * ipa-pure-const.c (ignore_edge): New function.
13725 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13726 only over can_throw_external edges.
13727 (local_pure_const): Add nothrow flag.
13728 * ipa-utils.c (searchc): Add ignore_edge callback.
13729 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13730 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13731 (set_nothrow_function_flags): Update cgraph.
13732 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13734 2009-04-18 Richard Guenther <rguenther@suse.de>
13736 PR middle-end/39804
13737 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13738 (fold_stmt): ... this and ...
13739 (fold_stmt_inplace): ... this.
13740 (fold_stmt_1): Fold references in calls and asms.
13741 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13743 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13745 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13746 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13748 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13750 * tree.c (function_args_count): Remove.
13751 * tree.h: Remove the prototype for function_args_count.
13753 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13755 * tree-iterator.c (expr_only): Remove.
13756 * tree.h: Remove the prototype for expr_only.
13758 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13760 * reginfo.c (cannot_change_mode_set_regs): Remove.
13761 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13763 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13765 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13766 whether operands 0 and 1 overlaps.
13768 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13770 PR middle-end/36902
13771 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13772 pointer. Use warning_at instead of warning.
13773 (search_for_addr_array): Likewise.
13774 (check_array_bounds): Likewise.
13775 (check_all_array_refs): Check that the incoming edge is not in the
13776 list of edges to be removed.
13777 (check_all_array_refs): Avoid the temporal pointer.
13778 (vrp_visit_cond_stmt): Fix typo.
13779 (simplify_switch_using_ranges): Handle the case where the switch
13780 index is an integer constant.
13782 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13784 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13786 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13788 * doc/extend.texi, doc/invoke.texi: Fix typos.
13790 2009-04-17 Cary Coutant <ccoutant@google.com>
13792 * tree-flow-inline.h (get_lineno): Fix inverted test.
13794 2009-04-17 Diego Novillo <dnovillo@google.com>
13796 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13797 assertion for AVAIL_OUT.
13799 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13802 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13803 * config/sh/linux-atomic.asm: Likewise.
13805 2009-04-17 Diego Novillo <dnovillo@google.com>
13807 * except.c (debug_eh_tree): New.
13808 (struct eh_region, struct eh_status): Move ...
13809 * except.h: ... here.
13810 (add_type_for_runtime): Declare extern.
13811 (lookup_type_for_runtime): Likewise.
13812 (debug_eh_tree): Declare.
13813 * Makefile.in (GTFILES): List except.h before except.c
13815 2009-04-17 Diego Novillo <dnovillo@google.com>
13817 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13818 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13819 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13820 (find_vars_r): ... here.
13821 * tree-flow.h (find_referenced_vars_in): Declare.
13822 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13823 that AVAIL_OUT exists for BLOCK.
13824 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13825 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13826 (tree-parloops.o): Likewise.
13828 2009-04-17 Simon Baldwin <simonb@google.com>
13830 * toplev.c (default_tree_printer): Add handling for %E format.
13832 2009-04-17 Diego Novillo <dnovillo@google.com>
13834 * tree-pretty-print.c (dump_generic_node): Add break after
13835 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13836 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13837 FUNCTION_TYPE together. Call print_struct_decl when printing
13838 structures and TDF_SLIM is not given.
13839 (print_struct_decl): Fix logic for detecting recursion.
13841 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13844 * gcc.c (create_at_file): New.
13845 (compile_input_file_p): New.
13846 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13847 * main.c (main): Update call to toplev_main.
13848 * toplev.c (toplev_main): Change signature. Call expandargv.
13849 * toplev.h (toplev_main): Change signature.
13851 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13853 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13854 if the latter is not constant.
13856 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13858 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13860 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13862 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13863 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13865 2009-04-17 Richard Guenther <rguenther@suse.de>
13867 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13868 Handle component references view-converting an invariant address.
13870 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13872 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13873 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13874 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13875 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13876 Use @deftypevr rather than @deftypevar.
13878 2009-04-17 Richard Guenther <rguenther@suse.de>
13880 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13881 (get_prop_source_stmt): Likewise.
13882 (can_propagate_from): Likewise.
13884 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13886 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13887 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13888 (--with-multilib-list): Add default value.
13889 * configure: Regenerate.
13890 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13891 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13892 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13893 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13894 Don't add default cpu to multilib list unnecessarily, but do enable
13895 the relevant compiler option..
13896 Add support for --with-multilib-list=<blank> and
13897 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13898 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13899 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13900 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13901 TM_MULTILIB_CONFIG.
13902 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13903 (MULTILIB_OSDIRNAMES): New variable.
13904 * config/sh/t-1e: Delete file.
13905 * config/sh/t-mlib-sh1: Delete file.
13906 * config/sh/t-mlib-sh2: Delete file.
13907 * config/sh/t-mlib-sh2a: Delete file.
13908 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13909 * config/sh/t-mlib-sh2a-single: Delete file.
13910 * config/sh/t-mlib-sh2a-single-only: Delete file.
13911 * config/sh/t-mlib-sh2e: Delete file.
13912 * config/sh/t-mlib-sh3e: Delete file.
13913 * config/sh/t-mlib-sh4: Delete file.
13914 * config/sh/t-mlib-sh4-nofpu: Delete file.
13915 * config/sh/t-mlib-sh4-single: Delete file.
13916 * config/sh/t-mlib-sh4-single-only: Delete file.
13917 * config/sh/t-mlib-sh4a: Delete file.
13918 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13919 * config/sh/t-mlib-sh4a-single: Delete file.
13920 * config/sh/t-mlib-sh4a-single-only: Delete file.
13921 * config/sh/t-mlib-sh4al: Delete file.
13922 * config/sh/t-mlib-sh5-32media: Delete file.
13923 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13924 * config/sh/t-mlib-sh5-64media: Delete file.
13925 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13926 * config/sh/t-mlib-sh5-compact: Delete file.
13927 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13928 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13929 * doc/install.texi (Options specification): Add
13930 --with-multilib-list and --with-endian.
13932 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13934 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13936 (OBJS-common): Add plugin-version.o.
13937 (plugin-version.o): New.
13938 * gcc-plugin.h (plugin_gcc_version): New.
13939 (plugin_default_version_check): New.
13940 (plugin_init_func, plugin_init): Add version argument.
13941 * plugin-version.c: New.
13942 * plugin.c (str_plugin_gcc_version_name): New.
13943 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13944 pass it to the init function.
13945 (plugin_default_version_check): New.
13947 2009-04-17 Richard Guenther <rguenther@suse.de>
13949 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13950 for decl-vs-decl disambiguation.
13952 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13954 * config/s390/s390.h (s390_tune_attr): New macro definition.
13955 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13957 2009-04-17 Richard Guenther <rguenther@suse.de>
13959 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13960 (fold_stmt_r): Likewise.
13961 (maybe_fold_reference): New function.
13962 (fold_gimple_assign): Handle cases fold_stmt_r did.
13963 (fold_stmt): Do not use fold_stmt_r.
13964 (fold_stmt_inplace): Likewise.
13966 2009-04-17 Richard Guenther <rguenther@suse.de>
13968 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13969 (record_equivalences_from_stmt): Remove useless checks and
13971 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13972 the type is already suitable.
13974 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13976 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13978 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13980 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13981 (CMPtype): Define as __gcc_CMPtype.
13983 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13985 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13986 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13988 2009-04-17 Richard Guenther <rguenther@suse.de>
13990 PR tree-optimization/39746
13991 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13992 special-casing for builtins and static variable use/def.
13993 (call_may_clobber_ref_p_1): Likewise.
13995 2009-04-16 Ian Lance Taylor <iant@google.com>
13997 * df.h: Include "timevar.h".
13998 (struct df_problem): Change tv_id field to timevar_id_t.
13999 * tree-pass.h: Include "timevar.h".
14000 (struct opt_pass): Change tv_id field to timevar_id_t.
14001 * timevar.h (timevar_id_t): Define TV_NONE.
14002 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14003 TV_NONE rather than tv_id != 0.
14004 (execute_one_pass): Likewise.
14005 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14006 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14007 dependencies to $(TREE_PASS_H).
14008 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14010 (pass_branch_target_load_optimize2): Likewise.
14011 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14012 (pass_outof_cfg_layout_mode): Likewise.
14013 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14014 (pass_rebuild_cgraph_edges): Likewise.
14015 (pass_remove_cgraph_callee_edges): Likewise.
14016 * df-core.c (pass_df_initialize_opt): Likewise.
14017 (pass_df_initialize_no_opt): Likewise.
14018 (pass_df_finish): Likewise.
14019 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14020 * except.c (pass_set_nothrow_function_flags): Likewise.
14021 (pass_convert_to_eh_region_ranges): Likewise.
14022 * final.c (pass_compute_alignments): Likewise.
14023 * function.c (pass_instantiate_virtual_regs): Likewise.
14024 (pass_init_function): Likewise.
14025 (pass_leaf_regs): Likewise.
14026 (pass_match_asm_constraints): Likewise.
14027 * gimple-low.c (pass_lower_cf): Likewise.
14028 (pass_mark_used_blocks): Likewise.
14029 * init-regs.c (pass_initialize_regs): Likewise.
14030 * integrate.c (pass_initial_value_sets): Likewise.
14031 * ira.c (pass_ira): Likewise.
14032 * jump.c (pass_cleanup_barriers): Likewise.
14033 * omp-low.c (pass_expand_omp): Likewise.
14034 (pass_lower_omp): Likewise.
14035 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14036 * recog.c (pass_split_all_insns): Likewise.
14037 (pass_split_after_reload): Likewise.
14038 (pass_split_before_regstack): Likewise.
14039 (pass_split_before_sched2): Likewise.
14040 (pass_split_for_shorten_branches): Likewise.
14041 * reginfo.c (pass_reginfo_init): Likewise.
14042 (pass_subregs_of_mode_init): Likewise.
14043 (pass_subregs_of_mode_finish): Likewise.
14044 * passes.c (pass_postreload): Likewise.
14045 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14046 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14047 (pass_warn_function_return): Likewise.
14048 (pass_warn_function_noreturn): Likewise.
14049 * tree-complex.c (pass_lower_complex): Likewise.
14050 (pass_lower_complex_O0): Likewise.
14051 * tree-if-conv.c (pass_if_conversion): Likewise.
14052 * tree-into-ssa.c (pass_build_ssa): Likewise.
14053 * tree-mudflap.c (pass_mudflap_1): Likewise.
14054 (pass_mudflap_2): Likewise.
14055 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14056 (pass_mudflap_2): Likewise.
14057 * tree-nrv.c (pass_return_slot): Likewise.
14058 * tree-object-size.c (pass_object_sizes): Likewise.
14059 * tree-optimize.c (pass_all_optimizations): Likewise.
14060 (pass_early_local_passes): Likewise.
14061 (pass_all_early_optimizations): Likewise.
14062 (pass_cleanup_cfg): Likewise.
14063 (pass_cleanup_cfg_post_optimizing): Likewise.
14064 (pass_free_datastructures): Likewise.
14065 (pass_free_cfg_annotations): Likewise.
14066 (pass_fixup_cfg): Likewise.
14067 (pass_init_datastructures): Likewise.
14068 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14069 (pass_late_warn_uninitialized): Likewise.
14070 (pass_update_address_taken): Likewise.
14071 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14072 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14073 (pass_cse_sincos): Likewise.
14074 (pass_convert_to_rsqrt): Likewise.
14075 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14076 * tree-stdarg.c (pass_stdarg): Likewise.
14077 * tree-tailcall.c (pass_tail_recursion): Likewise.
14078 (pass_tail_calls): Likewise.
14079 * tree-vect-generic.c (pass_lower_vector): Likewise.
14080 (pass_lower_vector_ssa): Likewise.
14081 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14083 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14085 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14087 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14089 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14090 logical and signext.
14092 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14095 * config/sh/predicates.md (arith_operand): Check if the operand
14096 of TRUNCATE is a REG.
14098 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14100 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14101 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14103 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14105 * tree-iterator.c (tsi_split_statement_list_after,
14106 tsi_split_statement_list_before): Remove.
14107 * tree-iterator.h: Remove the prototypes for
14108 tsi_split_statement_list_after and tsi_split_statement_list_before.
14110 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14112 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14113 * tree-ssa-propagate.h: Remove the prototype for
14114 stmt_makes_single_load.
14116 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14118 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14119 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14121 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14123 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14125 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14127 * except.c (eh_region_outer_p): Remove.
14128 * except.h: Remove the prototype for eh_region_outer_p.
14130 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14132 * function.c (current_function_assembler_name): Remove.
14133 * function.h: Remove the prototype for
14134 current_function_assembler_name.
14136 2009-04-16 Ian Lance Taylor <iant@google.com>
14138 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14139 (add_reg_note): Call alloc_reg_note.
14140 * rtl.h (alloc_reg_note): Declare.
14141 * combine.c (try_combine): Use alloc_reg_note.
14142 (recog_for_combine, move_deaths): Likewise.
14143 (distribute_notes): Use alloc_reg_note and add_reg_note.
14144 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14145 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14146 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14148 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14150 PR rtl-optimization/39762
14151 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14152 ira_may_move_out_cost): Add comments about way of their usage.
14153 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14155 * ira-conflicts.c (process_regs_for_copy): Use function
14156 ira_get_register_move_cost instead of global
14157 ira_register_move_cost.
14159 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14160 color_pass, move_spill_restore, update_curr_costs): Ditto.
14162 * ira-lives.c (process_single_reg_class_operands): Ditto.
14164 * ira-emit.c (emit_move_list): Ditto.
14166 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14167 (record_reg_classes): Ditto. Use functions
14168 ira_get_register_move_cost and ira_get_may_move_cost instead of
14169 global vars ira_register_move_cost, ira_may_move_out_cost and
14170 ira_may_move_in_cost.
14171 (record_address_regs): Don't call ira_init_register_move_cost.
14172 Use function ira_get_may_move_cost instead of global
14173 ira_may_move_in_cost.
14174 (process_bb_node_for_hard_reg_moves): Use function
14175 ira_get_register_move_cost instead of global ira_register_move_cost.
14176 (ira_costs): Don't call ira_init_register_move_cost.
14178 2009-04-16 Richard Guenther <rguenther@suse.de>
14180 * tree-cfg.c (verify_gimple_assign_binary):
14181 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14182 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14183 (create_general_new_stmt): Note that this function is broken.
14185 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14187 * common.opt (fhelp): Add Var(help_flag).
14188 * gcc-plugin.h (plugin_info): Add help.
14189 * plugin.c (plugin_name_args): Add help.
14190 (register_plugin_info): Set plugin->help.
14191 (print_help_one_plugin): New.
14192 (print_plugins_help): New.
14193 * plugin.h (print_plugins_help): New.
14194 * toplev.c (toplev_main): Call print_plugins_help if needed.
14196 2009-04-16 Richard Guenther <rguenther@suse.de>
14198 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14199 (gimple_ior_addresses_taken_1): New function.
14200 (gimple_ior_addresses_taken): Likewise.
14201 * gimple.h (struct gimple_statement_with_ops_base): Remove
14202 addresses_taken member.
14203 (gimple_ior_addresses_taken): Declare.
14204 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14205 gimple_set_addresses_taken): Remove.
14206 * ipa-reference.c (mark_address): New function.
14207 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14208 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14209 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14210 (gimple_add_to_addresses_taken): Remove.
14211 (get_tmr_operands): Call mark_address_taken.
14212 (get_asm_expr_operands): Likewise.
14213 (get_expr_operands): Likewise.
14214 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14215 (free_stmt_operands): Do not free it.
14216 * tree-ssa.c (delete_tree_ssa): Likewise.
14217 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14219 2009-04-16 Richard Guenther <rguenther@suse.de>
14221 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14222 (walk_stmt_load_store_ops): Likewise.
14223 * gimple.c (get_base_loadstore): New function.
14224 (walk_stmt_load_store_addr_ops): Likewise.
14225 (walk_stmt_load_store_ops): Likewise.
14226 * ipa-pure-const.c (check_op): Simplify.
14227 (check_load, check_store): New functions.
14228 (check_stmt): Use walk_stmt_load_store_ops.
14229 * ipa-reference.c (mark_load): Adjust signature.
14230 (mark_store): Likewise.
14231 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14233 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14235 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14236 (plugin_info): New.
14237 * opts.c (common_handle_option): Don't call print_version.
14238 * plugin.c (plugin_name_args): Add version.
14239 (register_plugin_info): New.
14240 (register_callback): Handle PLUGIN_INFO.
14241 (try_init_one_plugin): New.
14242 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14244 (finalize_one_plugin): New.
14245 (finalize_plugins): New.
14246 (print_one_plugin): New.
14247 (print_plugins_versions): New.
14248 * plugin.h (print_plugins_versions): New.
14249 (finalize_plugins): New.
14250 * toplev.c (compile_file): Don't call initialize_plugins.
14251 (print_version): Call print_plugins_versions.
14252 (toplev_main): Call initialize_plugins. Print version if needed.
14253 Call finalize_plugins.
14255 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14257 * common.opt (fversion): New.
14258 * gcc.c (print_version): New.
14259 (process_command): Don't print the version. Just set print_version.
14260 (main): Print version. Call subprocesses if print_version and
14261 verbose_flag are set.
14262 * opts.c (common_handle_option): Handle OPT_fversion.
14264 2009-04-16 Richard Guenther <rguenther@suse.de>
14265 Ira Rosen <irar@il.ibm.com>
14267 PR tree-optimization/39698
14268 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14269 type of the reduction variable. Only generate the def if
14272 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14273 make sure to first convert to an integer of the same precision.
14274 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14275 the type of the evolution correctly in computing the new
14276 induction variable base.
14278 2009-04-16 Richard Guenther <rguenther@suse.de>
14280 PR middle-end/39625
14281 * tree-cfg.c (make_blocks): Split statements with to-be
14282 abnormal SSA names on the lhs.
14284 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14286 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14287 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14288 * c-typeck.c (really_start_incremental_init): Likewise.
14289 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14290 (TARGET_INITIALIZER): Remove it.
14291 * target.h (struct target): Remove vector_opaque_p.
14292 * tree.c (build_opaque_vector_type): New.
14293 * tree.h (TYPE_VECTOR_OPAQUE): New.
14294 (build_opaque_vector_type): Declare.
14295 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14296 * config/rs6000/rs6000.c (build_opaque_vector_type,
14297 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14298 (rs6000_init_builtins): Use build_opaque_vector_type for
14299 opaque_V4SI_type_node.
14301 2009-04-15 Catherine Moore <clm@codesourcery.com>
14303 * debug.h (set_name): Declare.
14304 * dwarf2out.c (dwarf2out_set_name): Declare.
14305 (dwarf2_debug_hooks): Add set_name.
14306 (find_AT_string): New.
14307 (add_AT_string): Call find_AT_string.
14308 (dwarf2out_set_name): New.
14309 * cp/decl.c (grokdeclarator): Call set_name.
14310 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14311 * debug.c (do_nothing_debug_hooks): Likewise.
14312 * dbxout.c (dbx_debug_hooks): Likewise.
14313 * sdbout.c (sdb_debug_hooks): Likewise.
14315 2009-04-15 Michael Eager <eager@eagercon.com>
14317 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14318 reg for single-precision FPU.
14319 * config/rs6000/rs6000.md (movsi_internal1): Only for
14320 !TARGET_SINGLE_FPU.
14321 (movsi_internal1_single): New. Add pattern to move SI values to/from
14322 single-precision FP regs.
14324 2009-04-15 Richard Guenther <rguenther@suse.de>
14326 * omp-low.c (lower_rec_input_clauses): Build correct address
14328 (expand_omp_for_generic): Fix multiplication type.
14329 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14330 (generate_memset_zero): Fix types.
14331 * tree-profile.c (prepare_instrumented_value): Correctly
14334 2009-04-15 Ian Lance Taylor <iant@google.com>
14336 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14337 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14338 for -Wall and for -Wc++-compat.
14339 (c_common_post_options): For C++, set warn_enum_compare if not
14341 * c-tree.h (struct c_expr): Add field original_type.
14342 (build_external_ref): Update declaration.
14343 * c-parser.c (c_parser_braced_init): Set original_type.
14344 (c_parser_initelt): Likewise.
14345 (c_parser_expr_no_commas): Likewise.
14346 (c_parser_conditional_expression): Likewise.
14347 (c_parser_cast_expression): Likewise.
14348 (c_parser_unary_expression): Likewise. Pull setting of
14349 original_code to top of function.
14350 (c_parser_sizeof_expression): Set original_type.
14351 (c_parser_alignof_expression): Likewise.
14352 (c_parser_postfix_expression): Likewise. Pull setting of
14353 original_code to top of function.
14354 (c_parser_postfix_expression_after_paren_type): Set original_type.
14355 (c_parser_postfix_expression_after_primary): Likewise.
14356 (c_parser_expression): Likewise.
14357 * c-typeck.c (build_external_ref): Add type parameter. Change all
14359 (c_expr_sizeof_expr): Set original_type field.
14360 (parser_build_unary_op): Likewise.
14361 (parser_build_binary_op): Likewise. Optionally warn about
14362 comparisons of enums of different types.
14363 (digest_init): Set original_type field.
14364 (really_start_incremental_init): Likewise.
14365 (push_init_level, pop_init_level): Likewise.
14366 * doc/invoke.texi (Warning Options): -Wenum-compare now
14369 2009-04-15 Richard Guenther <rguenther@suse.de>
14371 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14372 out a necessary conversion.
14373 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14374 names we didn't value number.
14375 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14377 2009-04-15 Richard Guenther <rguenther@suse.de>
14379 PR tree-optimization/39764
14380 * tree-ssa-ccp.c (get_value): Canonicalize value with
14381 canonicalize_float_value.
14383 2009-04-15 Jan Hubicka <jh@suse.cz>
14385 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14386 Wrong version of patch.
14388 2009-04-15 Jan Hubicka <jh@suse.cz>
14390 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14392 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14394 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14395 our distinct integral and vector types.
14397 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14399 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14400 * init.c (build_vtbl_address): Remove call to assemble_external.
14402 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14404 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14405 output for other floating point modes.
14407 2009-04-14 Diego Novillo <dnovillo@google.com>
14409 * diagnostic.c (diagnostic_report_diagnostic): Do not
14410 warn about loaded plugins for DK_ERROR and DK_WARNING.
14411 * c-decl.c (declspecs_add_type): Move call to
14412 invoke_plugin_callbacks ...
14413 * c-parser.c (c_parser_declspecs): ... here.
14414 * plugin.c (dump_active_plugins): Tidy output.
14416 2009-04-14 Diego Novillo <dnovillo@google.com>
14417 Le-Chun Wu <lcwu@google.com>
14419 * configure.ac: Add --enable-plugin support.
14420 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14421 * Makefile.in (PLUGIN_H): Define.
14422 Export ENABLE_PLUGIN and GMPINC to site.exp.
14423 Add PLUGINLIBS to link command.
14424 Add/modify dependencies for plugin.o and files including plugin.h.
14426 * config.in: Regenerate.
14428 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14431 2009-04-14 Le-Chun Wu <lcwu@google.com>
14433 * tree-pass.h (register_one_dump_file): Add a prototype for
14434 register_one_dump_file.
14435 * toplev.c (compile_file): Call initialize_plugins.
14436 (do_compile): Call invoke_plugin_callbacks.
14437 (toplev_main): Call invoke_plugin_callbacks.
14438 * common.opt: Add -fplugin= and -fplugin-arg-.
14439 * gcc-plugin.h: New public header file for plugins to include.
14440 * plugin.c: New source file.
14441 * plugin.h: New internal header file.
14442 * passes.c (register_one_dump_file): Make it external.
14444 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14446 2009-04-14 Diego Novillo <dnovillo@google.com>
14448 * doc/plugins.texi: New.
14449 * doc/gccint.texi: Add reference to Plugins chapter.
14450 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14451 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14452 loaded plugins, if any.
14453 * timevar.def (TV_PLUGIN_INIT): Define.
14454 (TV_PLUGIN_RUN): Define.
14455 * plugin.c: Include timevar.h
14456 (plugins_active_p): New.
14457 (dump_active_plugins): New.
14458 (debug_active_plugins): New.
14460 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14462 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14464 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14466 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14468 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14469 the same as a minus without a shift.
14471 2009-04-14 Nick Clifton <nickc@redhat.com>
14473 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14474 comparisons with small integers will always produce a short
14477 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14480 2008-12-19 Diego Novillo <dnovillo@google.com>
14482 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14484 2009-04-14 Richard Guenther <rguenther@suse.de>
14486 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14488 (verify_gimple_assign_binary): Likewise. Handle shifts and
14490 (verify_gimple_phi): Print the mismatched argument position.
14491 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14493 (vect_update_init_of_dr): Likewise.
14494 * matrix-reorg.c (transform_access_sites): Do what the
14496 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14498 2009-04-13 Michael Eager <eager@eagercon.com>
14500 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14501 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14502 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14503 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14504 remove duplicate config
14506 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14508 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14509 file_name:line_number type locator of the call site.
14511 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14513 * genautomata.c: Put blank after comma.
14514 (automaton_decls): New.
14515 (struct unit_usage): Add comments to member next.
14516 (store_alt_unit_usage): Keep the list ordered.
14517 (unit_present_on_list_p, equal_alternatives_p): New.
14518 (check_regexp_units_distribution): Check units distribution
14519 correctness correctly.
14520 (main): Don't write automata if error is found. Return correct
14523 * config/m68k/cf.md (cfv4_ds): Remove.
14524 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14525 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14527 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14528 power4-load-ext, power4-store, power4-store-update,
14529 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14530 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14531 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14532 power4-sqrt, power4-isync): Modify reservation to make correct
14533 unit distribution to automata.
14535 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14536 power5-store-update, power5-two, power5-three, power5-lmul,
14537 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14539 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14541 * except.c (pass_set_nothrow_function_flags): Set name and add
14543 (set_nothrow_function_flags): Mention in the dump file when
14544 changing a function to nothrow.
14546 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14549 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14550 instead of unsigned long.
14552 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14554 * config/arm/arm.c (return_used_this_function): Remove.
14555 (arm_output_function_prologue): Remove use of
14556 return_used_this_function.
14557 (output_return_instruction): Replace use of
14558 return_used_this_function
14559 by cfun->machine->return_used_this_function.
14560 (arm_output_epilogue): Likewise.
14561 (arm_output_function_epilogue): Likewise.
14562 (thumb_unexpanded_epilogue): Likewise.
14563 * config/arm/arm.h (struct machine_function):
14564 New member return_used_this_function.
14566 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14568 * doc/install.texi: Correct description of default directory for
14569 --with-gxx-include-dir.
14571 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14573 * fold-const.c (build_range_check): Properly deal with enumeral and
14574 boolean base types.
14576 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14578 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14579 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14580 * params.h (MAX_GCSE_PASSES): Remove.
14581 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14582 in sequence. Remove ability to run multiple passes.
14583 (bypass_jumps): Report run as third CPROP pass.
14585 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14587 PR middle-end/39651
14588 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14589 when deciding whether the whole SEQUENCE can throw.
14591 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14594 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14595 offseted label references.
14597 2009-04-11 Jan Hubicka <jh@suse.cz>
14599 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14601 2009-04-11 Richard Guenther <rguenther@suse.de>
14603 PR middle-end/39732
14604 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14605 return variables as TREE_ADDRESSABLE.
14607 2009-04-11 Richard Guenther <rguenther@suse.de>
14609 PR tree-optimization/39713
14610 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14611 reference trees have SSA_NAME operands.
14613 2009-04-11 Richard Guenther <rguenther@suse.de>
14616 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14617 address expressions.
14619 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14621 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14622 match changes in Cygwin 1.7
14623 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14624 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14626 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14628 PR tree-optimization/39701
14629 * doc/invoke.texi (Optimization Options): Document change in
14630 meaning and initialization of -fdelete-null-pointer-checks.
14632 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14634 PR middle-end/39701
14635 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14637 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14640 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14642 2009-04-10 Chao-ying Fu <fu@mips.com>
14644 * doc/tm.texi (Instruction Output): Document
14645 TARGET_ASM_FINAL_POSTSCAN_INSN.
14646 * target.h (final_postscan_insn): New field in asm_out.
14647 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14648 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14649 * final.c (final_scan_insn): Call
14650 targetm.asm_out.final_postscan_insn after outputting
14651 an asm macro and a normal instruction.
14653 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14654 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14655 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14656 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14657 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14659 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14661 PR middle-end/39701
14662 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14663 variables as non-NULL even with -fdelete-null-pointer-checks.
14665 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14667 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14669 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14672 * config/i386/i386.c (classify_argument): Handle SCmode with
14673 (bit_offset % 64) != 0.
14675 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14677 * doc/invoke.texi (Optimize Options): Add cross-reference to
14678 -Q --help=optimizers examples.
14680 2009-04-10 Ben Elliston <bje@au.ibm.com>
14683 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14684 regalign for the reg == fpr and TDmode case.
14686 2009-04-09 David Ayers <ayers@fsfe.org>
14689 * objc/objc-act.c (warn_with_method): Remove helper function.
14690 (check_duplicates): Call warning and inform directly.
14691 (really_start_method): Likewise.
14693 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14695 * expmed.c (expand_divmod): Always use a comparison for a division
14696 by a large unsigned integer.
14698 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14699 for things others than variables or functions as nonzero.
14701 2009-04-09 Nick Clifton <nickc@redhat.com>
14703 * unwind-compat.c: Change copyright header to refer to version
14704 3 of the GNU General Public License with version 3.1 of the
14705 GCC Runtime Library Exception and to point readers at the
14706 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14707 * config/alpha/crtfastmath.c: Likewise.
14708 * config/alpha/linux-unwind.h: Likewise.
14709 * config/alpha/qrnnd.asm: Likewise.
14710 * config/alpha/vms-crt0-64.c: Likewise.
14711 * config/alpha/vms-crt0.c: Likewise.
14712 * config/alpha/vms-dwarf2.asm: Likewise.
14713 * config/alpha/vms-dwarf2eh.asm: Likewise.
14714 * config/alpha/vms-psxcrt0-64.c: Likewise.
14715 * config/alpha/vms-psxcrt0.c: Likewise.
14716 * config/alpha/vms_tramp.asm: Likewise.
14717 * config/arc/initfini.c: Likewise.
14718 * config/arc/lib1funcs.asm: Likewise.
14719 * config/arm/bpabi-v6m.S: Likewise.
14720 * config/arm/bpabi.S: Likewise.
14721 * config/arm/bpabi.c: Likewise.
14722 * config/arm/crti.asm: Likewise.
14723 * config/arm/crtn.asm: Likewise.
14724 * config/arm/ieee754-df.S: Likewise.
14725 * config/arm/ieee754-sf.S: Likewise.
14726 * config/arm/lib1funcs.asm: Likewise.
14727 * config/arm/libunwind.S: Likewise.
14728 * config/arm/linux-atomic.c: Likewise.
14729 * config/arm/mmintrin.h: Likewise.
14730 * config/arm/pr-support.c: Likewise.
14731 * config/arm/unaligned-funcs.c: Likewise.
14732 * config/arm/unwind-arm.c: Likewise.
14733 * config/arm/unwind-arm.h: Likewise.
14734 * config/avr/libgcc.S: Likewise.
14735 * config/bfin/crti.s: Likewise.
14736 * config/bfin/crtlibid.s: Likewise.
14737 * config/bfin/crtn.s: Likewise.
14738 * config/bfin/lib1funcs.asm: Likewise.
14739 * config/bfin/linux-unwind.h: Likewise.
14740 * config/cris/arit.c: Likewise.
14741 * config/cris/cris_abi_symbol.c: Likewise.
14742 * config/darwin-64.c: Likewise.
14743 * config/darwin-crt2.c: Likewise.
14744 * config/darwin-crt3.c: Likewise.
14745 * config/darwin.h: Likewise.
14746 * config/dbxelf.h: Likewise.
14747 * config/dfp-bit.c: Likewise.
14748 * config/dfp-bit.h: Likewise.
14749 * config/elfos.h: Likewise.
14750 * config/fixed-bit.c: Likewise.
14751 * config/fixed-bit.h: Likewise.
14752 * config/fp-bit.c: Likewise.
14753 * config/fp-bit.h: Likewise.
14754 * config/fr30/crti.asm: Likewise.
14755 * config/fr30/crtn.asm: Likewise.
14756 * config/fr30/lib1funcs.asm: Likewise.
14757 * config/freebsd-spec.h: Likewise.
14758 * config/frv/cmovd.c: Likewise.
14759 * config/frv/cmovh.c: Likewise.
14760 * config/frv/cmovw.c: Likewise.
14761 * config/frv/frvbegin.c: Likewise.
14762 * config/frv/frvend.c: Likewise.
14763 * config/frv/lib1funcs.asm: Likewise.
14764 * config/glibc-stdint.h: Likewise.
14765 * config/h8300/clzhi2.c: Likewise.
14766 * config/h8300/crti.asm: Likewise.
14767 * config/h8300/crtn.asm: Likewise.
14768 * config/h8300/ctzhi2.c: Likewise.
14769 * config/h8300/fixunssfsi.c: Likewise.
14770 * config/h8300/lib1funcs.asm: Likewise.
14771 * config/h8300/parityhi2.c: Likewise.
14772 * config/h8300/popcounthi2.c: Likewise.
14773 * config/i386/ammintrin.h: Likewise.
14774 * config/i386/att.h: Likewise.
14775 * config/i386/avxintrin.h: Likewise.
14776 * config/i386/biarch64.h: Likewise.
14777 * config/i386/bmmintrin.h: Likewise.
14778 * config/i386/cpuid.h: Likewise.
14779 * config/i386/cross-stdarg.h: Likewise.
14780 * config/i386/crtfastmath.c: Likewise.
14781 * config/i386/crtprec.c: Likewise.
14782 * config/i386/cygming-crtbegin.c: Likewise.
14783 * config/i386/cygming-crtend.c: Likewise.
14784 * config/i386/cygwin.asm: Likewise.
14785 * config/i386/emmintrin.h: Likewise.
14786 * config/i386/gmm_malloc.h: Likewise.
14787 * config/i386/gthr-win32.c: Likewise.
14788 * config/i386/i386.h: Likewise.
14789 * config/i386/immintrin.h: Likewise.
14790 * config/i386/linux-unwind.h: Likewise.
14791 * config/i386/linux64.h: Likewise.
14792 * config/i386/mm3dnow.h: Likewise.
14793 * config/i386/mmintrin-common.h: Likewise.
14794 * config/i386/mmintrin.h: Likewise.
14795 * config/i386/nmmintrin.h: Likewise.
14796 * config/i386/pmm_malloc.h: Likewise.
14797 * config/i386/pmmintrin.h: Likewise.
14798 * config/i386/smmintrin.h: Likewise.
14799 * config/i386/sol2-c1.asm: Likewise.
14800 * config/i386/sol2-ci.asm: Likewise.
14801 * config/i386/sol2-cn.asm: Likewise.
14802 * config/i386/sol2-gc1.asm: Likewise.
14803 * config/i386/tmmintrin.h: Likewise.
14804 * config/i386/unix.h: Likewise.
14805 * config/i386/w32-unwind.h: Likewise.
14806 * config/i386/wmmintrin.h: Likewise.
14807 * config/i386/x86-64.h: Likewise.
14808 * config/i386/x86intrin.h: Likewise.
14809 * config/i386/xmmintrin.h: Likewise.
14810 * config/ia64/crtbegin.asm: Likewise.
14811 * config/ia64/crtend.asm: Likewise.
14812 * config/ia64/crtfastmath.c: Likewise.
14813 * config/ia64/crti.asm: Likewise.
14814 * config/ia64/crtn.asm: Likewise.
14815 * config/ia64/fde-glibc.c: Likewise.
14816 * config/ia64/lib1funcs.asm: Likewise.
14817 * config/ia64/linux-unwind.h: Likewise.
14818 * config/ia64/quadlib.c: Likewise.
14819 * config/ia64/unwind-ia64.c: Likewise.
14820 * config/linux.h: Likewise.
14821 * config/m32c/m32c-lib1.S: Likewise.
14822 * config/m32c/m32c-lib2-trapv.c: Likewise.
14823 * config/m32c/m32c-lib2.c: Likewise.
14824 * config/m32r/initfini.c: Likewise.
14825 * config/m68hc11/larith.asm: Likewise.
14826 * config/m68hc11/m68hc11-crt0.S: Likewise.
14827 * config/m68k/cf.md: Likewise.
14828 * config/m68k/crti.s: Likewise.
14829 * config/m68k/crtn.s: Likewise.
14830 * config/m68k/lb1sf68.asm: Likewise.
14831 * config/m68k/linux-unwind.h: Likewise.
14832 * config/mcore/crti.asm: Likewise.
14833 * config/mcore/crtn.asm: Likewise.
14834 * config/mcore/lib1.asm: Likewise.
14835 * config/mips/linux-unwind.h: Likewise.
14836 * config/mips/loongson.h: Likewise.
14837 * config/mips/mips16.S: Likewise.
14838 * config/mmix/crti.asm: Likewise.
14839 * config/mmix/crtn.asm: Likewise.
14840 * config/pa/fptr.c: Likewise.
14841 * config/pa/hpux-unwind.h: Likewise.
14842 * config/pa/lib2funcs.asm: Likewise.
14843 * config/pa/linux-atomic.c: Likewise.
14844 * config/pa/linux-unwind.h: Likewise.
14845 * config/pa/milli64.S: Likewise.
14846 * config/pa/quadlib.c: Likewise.
14847 * config/pa/stublib.c: Likewise.
14848 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14849 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14850 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14851 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14852 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14853 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14854 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14855 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14856 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14857 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14858 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14859 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14860 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14861 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14862 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14863 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14864 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14865 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14866 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14867 * config/rs6000/750cl.h: Likewise.
14868 * config/rs6000/altivec.h: Likewise.
14869 * config/rs6000/biarch64.h: Likewise.
14870 * config/rs6000/crtresfpr.asm: Likewise.
14871 * config/rs6000/crtresgpr.asm: Likewise.
14872 * config/rs6000/crtresxfpr.asm: Likewise.
14873 * config/rs6000/crtresxgpr.asm: Likewise.
14874 * config/rs6000/crtsavfpr.asm: Likewise.
14875 * config/rs6000/crtsavgpr.asm: Likewise.
14876 * config/rs6000/darwin-asm.h: Likewise.
14877 * config/rs6000/darwin-fallback.c: Likewise.
14878 * config/rs6000/darwin-fpsave.asm: Likewise.
14879 * config/rs6000/darwin-ldouble.c: Likewise.
14880 * config/rs6000/darwin-tramp.asm: Likewise.
14881 * config/rs6000/darwin-unwind.h: Likewise.
14882 * config/rs6000/darwin-vecsave.asm: Likewise.
14883 * config/rs6000/darwin-world.asm: Likewise.
14884 * config/rs6000/e500crtres32gpr.asm: Likewise.
14885 * config/rs6000/e500crtres64gpr.asm: Likewise.
14886 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14887 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14888 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14889 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14890 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14891 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14892 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14893 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14894 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14895 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14896 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14897 * config/rs6000/eabi-ci.asm: Likewise.
14898 * config/rs6000/eabi-cn.asm: Likewise.
14899 * config/rs6000/eabi.asm: Likewise.
14900 * config/rs6000/linux-unwind.h: Likewise.
14901 * config/rs6000/linux64.h: Likewise.
14902 * config/rs6000/paired.h: Likewise.
14903 * config/rs6000/paired.md: Likewise.
14904 * config/rs6000/ppc64-fp.c: Likewise.
14905 * config/rs6000/ppu_intrinsics.h: Likewise.
14906 * config/rs6000/rs6000.h: Likewise.
14907 * config/rs6000/si2vmx.h: Likewise.
14908 * config/rs6000/sol-ci.asm: Likewise.
14909 * config/rs6000/sol-cn.asm: Likewise.
14910 * config/rs6000/spe.h: Likewise.
14911 * config/rs6000/spu2vmx.h: Likewise.
14912 * config/rs6000/sysv4.h: Likewise.
14913 * config/rs6000/tramp.asm: Likewise.
14914 * config/rs6000/vec_types.h: Likewise.
14915 * config/s390/linux-unwind.h: Likewise.
14916 * config/s390/tpf-unwind.h: Likewise.
14917 * config/score/crti.asm: Likewise.
14918 * config/score/crtn.asm: Likewise.
14919 * config/sh/crt1.asm: Likewise.
14920 * config/sh/crti.asm: Likewise.
14921 * config/sh/crtn.asm: Likewise.
14922 * config/sh/divtab-sh4-300.c: Likewise.
14923 * config/sh/divtab-sh4.c: Likewise.
14924 * config/sh/divtab.c: Likewise.
14925 * config/sh/lib1funcs-4-300.asm: Likewise.
14926 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14927 * config/sh/lib1funcs.asm: Likewise.
14928 * config/sh/lib1funcs.h: Likewise.
14929 * config/sh/linux-atomic.asm: Likewise.
14930 * config/sh/linux-unwind.h: Likewise.
14931 * config/sh/shmedia.h: Likewise.
14932 * config/sh/sshmedia.h: Likewise.
14933 * config/sh/ushmedia.h: Likewise.
14934 * config/sparc/crtfastmath.c: Likewise.
14935 * config/sparc/linux-unwind.h: Likewise.
14936 * config/sparc/sol2-c1.asm: Likewise.
14937 * config/sparc/sol2-ci.asm: Likewise.
14938 * config/sparc/sol2-cn.asm: Likewise.
14939 * config/spu/divmodti4.c: Likewise.
14940 * config/spu/divv2df3.c: Likewise.
14941 * config/spu/float_disf.c: Likewise.
14942 * config/spu/float_unsdidf.c: Likewise.
14943 * config/spu/float_unsdisf.c: Likewise.
14944 * config/spu/float_unssidf.c: Likewise.
14945 * config/spu/mfc_multi_tag_release.c: Likewise.
14946 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14947 * config/spu/mfc_tag_release.c: Likewise.
14948 * config/spu/mfc_tag_reserve.c: Likewise.
14949 * config/spu/mfc_tag_table.c: Likewise.
14950 * config/spu/multi3.c: Likewise.
14951 * config/spu/spu_internals.h: Likewise.
14952 * config/spu/spu_intrinsics.h: Likewise.
14953 * config/spu/spu_mfcio.h: Likewise.
14954 * config/spu/vec_types.h: Likewise.
14955 * config/spu/vmx2spu.h: Likewise.
14956 * config/stormy16/stormy16-lib2.c: Likewise.
14957 * config/svr4.h: Likewise.
14958 * config/sync.c: Likewise.
14959 * config/v850/lib1funcs.asm: Likewise.
14960 * config/vxlib-tls.c: Likewise.
14961 * config/vxlib.c: Likewise.
14962 * config/vxworks-dummy.h: Likewise.
14963 * config/xtensa/crti.asm: Likewise.
14964 * config/xtensa/crtn.asm: Likewise.
14965 * config/xtensa/ieee754-df.S: Likewise.
14966 * config/xtensa/ieee754-sf.S: Likewise.
14967 * config/xtensa/lib1funcs.asm: Likewise.
14968 * config/xtensa/lib2funcs.S: Likewise.
14969 * config/xtensa/linux-unwind.h: Likewise.
14970 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14971 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14972 * coretypes.h: Likewise.
14973 * crtstuff.c: Likewise.
14974 * defaults.h: Likewise.
14975 * dwarf2.h: Likewise.
14976 * emutls.c: Likewise.
14977 * gbl-ctors.h: Likewise.
14978 * gcov-io.h: Likewise.
14979 * ginclude/float.h: Likewise.
14980 * ginclude/iso646.h: Likewise.
14981 * ginclude/stdarg.h: Likewise.
14982 * ginclude/stdbool.h: Likewise.
14983 * ginclude/stddef.h: Likewise.
14984 * ginclude/stdfix.h: Likewise.
14985 * ginclude/stdint-gcc.h: Likewise.
14986 * ginclude/tgmath.h: Likewise.
14987 * gthr-aix.h: Likewise.
14988 * gthr-dce.h: Likewise.
14989 * gthr-gnat.c: Likewise.
14990 * gthr-gnat.h: Likewise.
14991 * gthr-lynx.h: Likewise.
14992 * gthr-mipssde.h: Likewise.
14993 * gthr-nks.h: Likewise.
14994 * gthr-posix.c: Likewise.
14995 * gthr-posix.h: Likewise.
14996 * gthr-posix95.h: Likewise.
14997 * gthr-rtems.h: Likewise.
14998 * gthr-single.h: Likewise.
14999 * gthr-solaris.h: Likewise.
15000 * gthr-tpf.h: Likewise.
15001 * gthr-vxworks.h: Likewise.
15002 * gthr-win32.h: Likewise.
15003 * gthr.h: Likewise.
15004 * libgcc2.c: Likewise.
15005 * libgcc2.h: Likewise.
15006 * libgcov.c: Likewise.
15007 * tsystem.h: Likewise.
15008 * typeclass.h: Likewise.
15009 * unwind-c.c: Likewise.
15010 * unwind-compat.h: Likewise.
15011 * unwind-dw2-fde-compat.c: Likewise.
15012 * unwind-dw2-fde-darwin.c: Likewise.
15013 * unwind-dw2-fde-glibc.c: Likewise.
15014 * unwind-dw2-fde.c: Likewise.
15015 * unwind-dw2-fde.h: Likewise.
15016 * unwind-dw2.c: Likewise.
15017 * unwind-dw2.h: Likewise.
15018 * unwind-generic.h: Likewise.
15019 * unwind-pe.h: Likewise.
15020 * unwind-sjlj.c: Likewise.
15021 * unwind.inc: Likewise.
15022 * config/arm/neon-gen.ml: Change generated copyright header to
15023 refer to version 3 of the GNU General Public License with
15024 version 3.1 of the GCC Runtime Library Exception and to point
15025 readers at the COPYING3 and COPYING3.RUNTIME files and the
15026 FSF's license web page.
15027 * config/arm/arm_neon.h: Regenerate.
15029 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15031 * config/cris/cris.md: Change copyright header to refer to version
15032 3 of the GNU General Public License.
15033 * doc/install.texi2html: Change copyright header to refer to version
15034 3 of the GNU General Public License and to point readers at the
15035 COPYING3 file and the FSF's license web page.
15036 * config/vax/linux.h: Likewise.
15038 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15040 * config/i386/i386.md (cmpcc): New.
15041 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15042 (sync_compare_and_swap_cc*): Delete.
15044 * config/s390/s390.c (s390_compare_emitted): Remove.
15045 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15046 s390_compare_emitted used to be handled. Assert that modes match.
15047 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15048 refer to sync_compare_and_swap_ccsi.
15049 * config/s390/s390.h (s390_compare_emitted): Remove.
15050 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15051 instead of s390_compare_emitted.
15052 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15053 instead of s390_compare_emitted.
15054 * config/s390/s390.md (cmpcc): New.
15055 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15056 CC_REGNUM, do not pretend it's set.
15057 (sync_compare_and_swap_cc*): Delete.
15058 * config/s390/predicates.md (cc_reg_operand): New.
15060 * expr.c (sync_compare_and_swap_cc): Delete.
15061 * optabs.h (sync_compare_and_swap_cc): Delete.
15062 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15063 is being used with can_compare_p.
15064 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15065 (find_cc_set): New.
15066 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15067 look for a MODE_CC set instead. Use emit_store_flag.
15068 (expand_compare_and_swap_loop): Likewise, with some additional
15069 complication to avoid a force_reg when useless. Use
15070 emit_cmp_and_jump_insns.
15071 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15072 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15073 sync_compare_and_swap documentation.
15075 2009-04-09 Jan Hubicka <jh@suse.cz>
15077 * except.c (find_prev_try): Break out from ....
15078 (duplicate_eh_regions): ... here; properly update prev_try pointers
15079 when duplication part of tree.
15080 (dump_eh_tree): Improve dumping.
15081 (verify_eh_region): New.
15082 (verify_eh_tree): Use it.
15084 2009-04-06 Richard Guenther <rguenther@suse.de>
15086 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15087 &ARRAY addresses by adjusting their types and prepending
15089 * tree-cfg.c (verify_gimple_assign_single): Verify that
15090 addresses are correct.
15092 2009-04-09 Richard Guenther <rguenther@suse.de>
15094 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15095 indices into an array reference if possible.
15096 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15097 Fold POINTER_PLUS_EXPR statements with invariant address.
15099 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15102 * config.gcc (powerpc64-*-linux*): Always build biarch.
15104 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15107 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15108 it and pedwarn if this results in an INTEGER_CST.
15110 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15112 * doc/install.texi: Update minimum GMP version. Remove obsolete
15113 text in MPFR section.
15115 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15117 * dwarf2out.c (class_scope_p): New static inline.
15118 (class_or_namespace_scope_p): Use it.
15119 (gen_variable_die): Use DW_TAG_member tag for static data member
15120 declarations instead of DW_TAG_variable.
15122 PR middle-end/39573
15123 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15126 2009-04-08 Richard Guenther <rguenther@suse.de>
15128 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15129 valueize random data.
15131 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15133 * config.gcc (aix tm_file): Add aix-stdint.h.
15134 (aix tm clause use_gcc_stdint): Set to wrap.
15135 * config/rs6000/aix-stdint.h: New file.
15137 2009-04-08 Richard Guenther <rguenther@suse.de>
15139 PR middle-end/36291
15140 * tree-dfa.c (add_referenced_var): Do not recurse into
15141 global initializers.
15142 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15144 (fold_const_aggregate_ref): Likewise.
15146 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15148 * recog.c (ordered_comparison_operator): New.
15149 * gensupport.c (std_preds): Add it.
15150 * doc/md.texi (Machine-Independent Predicates): Document it.
15152 2009-04-08 Jan Hubicka <jh@suse.cz>
15154 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15155 * function.h (rtl_eh): Remove exception_handler_label_map.
15156 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15157 remove_exception_handler_label, for_each_eh_label_1): Remove.
15158 (rtl_remove_unreachable_regions): Remove.
15159 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15160 (find_exception_handler_labels): Don't build the hashtable.
15161 (maybe_remove_eh_handler): Remove.
15162 (for_each_eh_label): Rewrite to walk the tree.
15163 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15164 * except.h (maybe_remove_eh_handler): Remove.
15165 * passes.c (init_optimization_passes): Schedule second EH cleanup
15167 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15168 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15170 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15172 * genoutput.c (validate_optab_operands): New.
15173 (gen_insn, gen_expand): Call it.
15175 * genflags.c (gen_insn): Detect misused iterators.
15176 (main): Pass line_no to gen_insn, exit with status 1 on error.
15178 * genextract.c (line_no): Make global.
15179 (VEC_safe_set_locstr): Change assertion to error message.
15180 (main): Exit with status 1 on error.
15182 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15186 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15187 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15188 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15189 * c-convert.c (convert): Do not call fold on results of conversion
15190 functions when the result is a C_MAYBE_CONST_EXPR.
15191 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15192 of __builtin_choose_expr.
15193 * c-typeck.c (remove_c_maybe_const_expr): New.
15194 (build_unary_op, build_conditional_expr, build_compound_expr,
15195 build_binary_op, c_objc_common_truthvalue_conversion): Call
15196 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15199 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15201 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15202 CODE to produce a new one. Add a prototype to use fold_convert_const
15204 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15207 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15208 mix declarations and code.
15210 2009-04-08 Ben Elliston <bje@au.ibm.com>
15212 * gcc.c: Replace `CC' with `GCC' throughout.
15214 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15216 * doc/invoke.texi: Document Atom support.
15218 2009-04-07 Jason Merrill <jason@redhat.com>
15221 * c-common.h, c-common.c: Add flag_pretty_templates.
15222 * c-opts.c (c_common_handle_option): Set it.
15223 * c.opt: Add -fno-pretty-templates.
15224 * doc/invoke.texi (C++ Dialect Options): Likewise.
15226 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15228 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15229 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15230 (ia64_expand_builtin): Likewise.
15232 2009-04-07 Martin Jambor <mjambor@suse.cz>
15234 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15235 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15236 ADDR_EXPRS are include too.
15238 2009-04-07 Richard Guenther <rguenther@suse.de>
15240 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15241 decls are only used if passes as parameters or if they are
15242 local statics and the call is not to a builtin.
15243 (call_may_clobber_ref_p_1): Likewise.
15245 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15247 * expr.c (do_store_flag): Remove last argument. Simplify code
15248 to avoid duplication of tests already done by can_compare_p.
15249 (expand_expr_real_1): Adjust caller.
15251 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15253 * optabs.c (can_compare_p): Test the predicate of a
15254 cbranch and cstore pattern.
15256 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15258 * expr.c (convert_move): Use emit_store_flag instead of
15261 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15263 * config/i386/i386.c (ix86_compare_emitted): Remove.
15264 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15265 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15266 * config/i386/i386.h (ix86_compare_emitted): Remove.
15267 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15268 instead of ix86_compare_emitted.
15269 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15271 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15273 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15274 Add t-sysroot-suffix to tmake_file.
15275 * config/print-sysroot-suffix.sh: New file.
15276 * config/t-sysroot-suffix: New file.
15278 2009-04-07 Ben Elliston <bje@au.ibm.com>
15280 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15281 as the latter produces a warning when the target does not support
15284 2009-04-07 Ben Elliston <bje@au.ibm.com>
15286 * dfp.c: Replace type punning assignments with memcpy throughout.
15287 * Makefile.in (dfp.o-warn): Remove.
15289 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15292 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15293 Include soft-fp/t-softfp after rs6000/t-linux64.
15295 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15297 * stor-layout.c (set_sizetype): Use the full precision of their
15298 machine mode for bitsize types.
15300 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15302 * config/i386/i386.md: Revert 2 accidental checkins.
15304 2009-04-06 Joey Ye <joey.ye@intel.com>
15305 Xuepeng Guo <xuepeng.guo@intel.com>
15306 H.J. Lu <hongjiu.lu@intel.com>
15308 Atom pipeline model, tuning and insn selection.
15309 * config.gcc (atom): Add atom config options and target.
15311 * config/i386/atom.md: New.
15313 * config/i386/i386.c (atom_cost): New cost.
15314 (m_ATOM): New macro flag.
15315 (initial_ix86_tune_features): Set m_ATOM.
15316 (x86_accumulate_outgoing_args): Likewise.
15317 (x86_arch_always_fancy_math_387): Likewise.
15318 (processor_target): Add Atom cost.
15319 (cpu_names): Add Atom cpu name.
15320 (override_options): Set Atom ISA.
15321 (ix86_issue_rate): New case PROCESSOR_ATOM.
15322 (ix86_adjust_cost): Likewise.
15324 * config/i386/i386.h (TARGET_ATOM): New target macro.
15325 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15326 (TARGET_OPT_AGU): New target option.
15327 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15328 (processor_type): Add PROCESSOR_ATOM.
15330 * config/i386/i386.md (cpu): Add new value "atom".
15331 (use_carry, movu): New attr.
15332 (atom.md): Include atom.md.
15333 (adddi3_carry_rex64): Set attr "use_carry".
15334 (addqi3_carry): Likewise.
15335 (addhi3_carry): Likewise.
15336 (addsi3_carry): Likewise.
15337 (*addsi3_carry_zext): Likewise.
15338 (subdi3_carry_rex64): Likewise.
15339 (subqi3_carry): Likewise.
15340 (subhi3_carry): Likewise.
15341 (subsi3_carry): Likewise.
15342 (x86_movdicc_0_m1_rex64): Likewise.
15343 (*x86_movdicc_0_m1_se): Likewise.
15344 (x86_movsicc_0_m1): Likewise.
15345 (*x86_movsicc_0_m1_se): Likewise.
15346 (*adddi_1_rex64): Emit add insn as much as possible.
15347 (*addsi_1): Likewise.
15348 (return_internal): Set atom_unit.
15349 (return_internal_long): Likewise.
15350 (return_pop_internal): Likewise.
15351 (*rcpsf2_sse): Set atom_sse_attr attr.
15352 (*qrt<mode>2_sse): Likewise.
15353 (*prefetch_sse): Likewise.
15355 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15357 (ix86_target_macros_internal): Likewise.
15359 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15360 (*prefetch_sse_rex): Likewise.
15361 (sse_rcpv4sf2): Likewise.
15362 (sse_vmrcpv4sf2): Likewise.
15363 (sse_sqrtv4sf2): Likewise.
15364 (<sse>_vmsqrt<mode>2): Likewise.
15365 (sse_ldmxcsr): Likewise.
15366 (sse_stmxcsr): Likewise.
15367 (*sse_sfence): Likewise.
15368 (sse2_clflush): Likewise.
15369 (*sse2_mfence): Likewise.
15370 (*sse2_lfence): Likewise.
15371 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15372 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15373 (avx_movdqu<avxmodesuffix>): Likewise.
15374 (avx_lddqu<avxmodesuffix>): Likewise.
15375 (sse2_movntv2di): Change attr "type" to "ssemov".
15376 (sse2_movntsi): Likewise.
15377 (rsqrtv8sf2): Change attr "type" to "sseadd".
15378 (sse3_addsubv2df3): Set attr "atom_unit".
15379 (sse3_h<plusminus_insn>v4sf3): Likewise.
15380 (*sse2_pmaddwd): Likewise.
15381 (*vec_extractv2di_1_rex64): Likewise.
15382 (*vec_extractv2di_1_avx): Likewise.
15383 (sse2_psadbw): Likewise.
15384 (ssse3_phaddwv8hi3): Likewise.
15385 (ssse3_phaddwv4hi3): Likewise.
15386 (ssse3_phadddv4si3): Likewise.
15387 (ssse3_phadddv2si3): Likewise.
15388 (ssse3_phaddswv8hi3): Likewise.
15389 (ssse3_phaddswv4hi3): Likewise.
15390 (ssse3_phsubwv8hi3): Likewise.
15391 (ssse3_phsubwv4hi3): Likewise.
15392 (ssse3_phsubdv4si3): Likewise.
15393 (ssse3_phsubdv2si3): Likewise.
15394 (ssse3_phsubswv8hi3): Likewise.
15395 (ssse3_phsubswv4hi3): Likewise.
15396 (ssse3_pmaddubsw128): Likewise.
15397 (sse3_pmaddubsw: Likewise.
15398 (ssse3_palignrti): Likewise.
15399 (ssse3_palignrdi): Likewise.
15401 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15403 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15405 2009-04-06 Richard Guenther <rguenther@suse.de>
15407 PR tree-optimization/28868
15408 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15409 of which PHI results we inserted.
15410 (insert_into_preds_of_block): Record inserted PHIs.
15411 (eliminate): Eliminate redundant PHI nodes.
15412 (init_pre): Init inserted_phi_names.
15414 2009-04-06 Richard Guenther <rguenther@suse.de>
15416 PR tree-optimization/39643
15417 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15418 IMAGPART_EXPRs of complex constants.
15419 (execute_fold_all_builtins): If we folded a call queue
15420 TODO_update_address_taken.
15422 2009-04-06 Jan Hubicka <jh@suse.cz>
15424 PR middle-end/39659
15425 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15428 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15430 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15432 (ic_invalidate_array): Likewise.
15434 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15436 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15437 alignment for library calls.
15439 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15441 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15442 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15443 * config/i386/mingw-stdint.h: New file.
15445 2009-04-05 Richard Guenther <rguenther@suse.de>
15447 PR tree-optimization/39648
15448 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15449 our &A vs. &A[0] IL deficiencies.
15451 2009-04-04 Jan Hubicka <jh@suse.cz>
15453 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15454 removed toplevel regions.
15455 (sjlj_mark_call_sites): Likewise.
15457 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15459 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15460 (cygwin tm clause use_gcc_stdint): Set to wrap.
15461 * config/i386/cygwin-stdint.h: New file.
15463 2009-04-04 Richard Guenther <rguenther@suse.de>
15465 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15466 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15467 single-argument PHIs if we are in loop-closed SSA form.
15468 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15469 for the pre-condition.
15470 (slpeel_tree_peel_loop_to_edge): Likewise.
15471 (vect_build_loop_niters): Take an optional sequence to append stmts.
15472 (vect_generate_tmps_on_preheader): Likewise.
15473 (vect_do_peeling_for_loop_bound): Take extra guards for the
15475 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15476 the cost model check.
15477 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15478 guards if we are going to peel. Do not apply versioning in that case.
15479 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15480 (vect_do_peeling_for_loop_bound): Likewise.
15481 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15482 loop bound only record extra pre-conditions, do not apply loop
15485 2009-04-04 Richard Guenther <rguenther@suse.de>
15487 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15490 2009-04-04 Jan Hubicka <jh@suse.cz>
15492 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15493 last_basic_block for size of bb->index indexed array.
15494 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15495 compute_out, link_btr_uses, build_btr_def_use_webs,
15496 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15498 2009-04-04 Jan Hubicka <jh@suse.cz>
15500 * except.c (remove_eh_handler_and_replace): Break out from ...
15501 (remove_eh_handler): ... here.
15502 (bring_to_root): New function.
15503 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15504 handled ones, bring others to root of tree.
15506 2009-04-04 Jan Hubicka <jh@suse.cz>
15508 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15509 (all_phis_safe_to_merge): New function.
15510 (update_info): New structure.
15511 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15512 (cleanup_empty_eh): Update SSA if possible.
15514 2009-04-04 Richard Guenther <rguenther@suse.de>
15516 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15517 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15518 (append_vuse): Likewise.
15520 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15522 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15523 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15524 instead of REG_UNSAVED for DW_CFA_undefined.
15525 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15526 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15529 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15532 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15533 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15534 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15536 2009-04-04 Richard Guenther <rguenther@suse.de>
15538 PR tree-optimization/8781
15539 PR tree-optimization/37892
15540 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15541 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15542 (valueize_refs): Call it for *& valueizations.
15543 (shared_reference_ops_from_ref): Rename to ...
15544 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15545 (shared_reference_ops_from_call): Rename to ...
15546 (valueize_shared_reference_ops_from_call): ... this and valueize.
15547 (vn_reference_lookup): Update.
15548 (visit_reference_op_call): Likewise.
15549 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15550 (eliminate): Value-replace the call address in call statements.
15552 2009-04-04 Richard Guenther <rguenther@suse.de>
15554 PR tree-optimization/39636
15555 * tree-ssa-forwprop.c
15556 (forward_propagate_addr_into_variable_array_index): Check for
15557 GIMPLE_ASSIGN before accessing the rhs code.
15559 2009-04-03 Jason Merrill <jason@redhat.com>
15561 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15563 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15565 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15566 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15567 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15568 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15569 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15570 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15571 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15572 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15573 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15574 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15575 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15576 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15577 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15578 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15579 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15580 Use fr_reg_or_fp01_operand instead of fr_register_operand
15582 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15583 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15584 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15586 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15588 PR rtl-optimization/39607
15589 PR rtl-optimization/39631
15593 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15594 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15595 instead of DF_LR_OUT.
15596 * ira-lives.c (process_bb_node_lives): Ditto.
15597 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15598 instead of DF_LR_{OUT,IN}.
15599 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15600 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15602 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15604 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15605 (execute_lower_omp): Always run but take the short way out if -fopenmp
15607 (gate_lower_omp): Remove, forcing the pass manager to always run the
15608 pass and always set PROP_gimple_lomp.
15609 (pass_lower_omp): Remove gate function.
15610 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15611 PROP_trees. Instead, require it.
15612 * ipa-cp.c (pass_ipa_cp): Likewise.
15613 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15614 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15615 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15616 and PROP_gimple_leh.
15618 2009-04-03 Richard Guenther <rguenther@suse.de>
15620 PR middle-end/13146
15621 PR tree-optimization/23940
15622 PR tree-optimization/33237
15623 PR middle-end/33974
15624 PR middle-end/34093
15625 PR tree-optimization/36201
15626 PR tree-optimization/36230
15627 PR tree-optimization/38049
15628 PR tree-optimization/38207
15629 PR tree-optimization/38230
15630 PR tree-optimization/38301
15631 PR tree-optimization/38585
15632 PR middle-end/38895
15633 PR tree-optimization/38985
15634 PR tree-optimization/39299
15635 * tree-ssa-structalias.h: Remove.
15636 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15637 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15638 (struct vuse_element_d): Remove.
15639 (struct vuse_vec_d): Likewise.
15640 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15641 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15642 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15643 VUSE_ELEMENT_VAR): Likewise.
15644 (struct voptype_d): Likewise.
15645 (NUM_VOP_FREE_BUCKETS): Likewise.
15646 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15647 (struct stmt_operands_d): Remove.
15648 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15649 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15650 VDEF_NUM, VDEF_VECT): Likewise.
15651 (copy_virtual_operands): Remove.
15652 (operand_build_cmp): Likewise.
15653 (create_ssa_artificial_load_stmt): Likewise.
15654 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15655 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15656 vuse_index and mayuse_index members. Pack and move done and iter_type
15657 members to the front.
15658 (SSA_OP_VMAYUSE): Remove.
15659 (SSA_OP_VIRTUAL_USES): Adjust.
15660 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15661 (unlink_stmt_vdef): Declare.
15662 (add_to_addressable_set): Remove.
15663 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15664 (vrp_visit_stmt): Likewise.
15665 * doc/tree-ssa.texi (Alias analysis): Update.
15666 * doc/invoke.texi (max-aliased-vops): Remove docs.
15667 (avg-aliased-vops): Likewise.
15668 * tree-into-ssa.c (syms_to_rename): Remove.
15669 (need_to_update_vops_p): Likewise.
15670 (need_to_initialize_update_ssa_p): Rename to ...
15671 (update_ssa_initialized_fn): ... this. Track function we are
15673 (symbol_marked_for_renaming): Simplify.
15674 (add_new_name_mapping): Do not set need_to_update_vops_p.
15675 (dump_currdefs): Use SYMS_TO_RENAME.
15676 (rewrite_update_stmt): Always walk all uses/defs.
15677 (dump_update_ssa): Adjust.
15678 (init_update_ssa): Take function argument. Track what we are
15680 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15681 (create_new_def_for): Initialize for cfun, assert we are initialized
15683 (mark_sym_for_renaming): Simplify.
15684 (mark_set_for_renaming): Do not initialize update-ssa.
15685 (need_ssa_update_p): Simplify. Take function argument.
15686 (name_mappings_registered_p): Assert we ask for the correct function.
15687 (name_registered_for_update_p): Likewise.
15688 (ssa_names_to_replace): Likewise.
15689 (release_ssa_name_after_update_ssa): Likewise.
15690 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15691 (dump_decl_set): Do not print a newline.
15692 (debug_decl_set): Do it here.
15693 (dump_update_ssa): And here.
15694 * tree-ssa-loop-im.c (move_computations): Adjust.
15695 (movement_possibility): Likewise.
15696 (determine_max_movement): Likewise.
15697 (gather_mem_refs_stmt): Likewise.
15698 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15699 or NAME_MEMORY_TAG.
15700 * tree-complex.c (update_all_vops): Remove.
15701 (expand_complex_move): Adjust.
15702 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15703 Simplify test for memory referencing statement. Exclude
15704 non-invariant ADDR_EXPRs.
15705 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15706 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15707 (rdg_flag_uses): Likewise.
15708 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15710 (tree_optimize_tail_calls_1): Also split the
15711 edge from the entry block if we have degenerate PHI nodes in
15712 the first basic block.
15713 * tree.c (init_ttree): Remove memory-tag related code.
15714 (tree_code_size): Likewise.
15715 (tree_node_structure): Likewise.
15716 (build7_stat): Re-write to be build6_stat.
15717 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15718 (SSA_VAR_P): Adjust.
15719 (struct tree_memory_tag): Remove.
15720 (struct tree_memory_partition_tag): Likewise.
15721 (union tree_node): Adjust.
15722 (build7): Re-write to be build6.
15723 * tree-pass.h (pass_reset_cc_flags): Remove.
15724 (TODO_update_address_taken): New flag.
15725 (pass_simple_dse): Remove.
15726 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15727 * params.h (MAX_ALIASED_VOPS): Remove.
15728 (AVG_ALIASED_VOPS): Likewise.
15729 * omp-low.c (expand_omp_taskreg): Update SSA form.
15730 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15731 aliases the lhs in a copy stmt.
15732 * tree-ssa-dse.c (struct address_walk_data): Remove.
15733 (memory_ssa_name_same): Likewise.
15734 (memory_address_same): Likewise.
15735 (get_kill_of_stmt_lhs): Likewise.
15736 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15737 unused stores. Look through PHI nodes into post-dominated regions.
15738 (dse_optimize_stmt): Simplify. Properly remove stores.
15739 (tree_ssa_dse): Compute dominators.
15740 (execute_simple_dse): Remove.
15741 (pass_simple_dse): Likewise.
15742 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15743 gimple_loaded_syms and gimple_stored_syms computation.
15744 * toplev.c (dump_memory_report): Dump alias and pta stats.
15745 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15746 (vn_reference_eq): Likewise.
15747 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15748 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15749 valueize_vuses): Remove.
15750 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15751 (get_def_ref_stmt_vuse): ... this.
15752 (vn_reference_lookup_2): New function.
15753 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15754 walking equivalent vuses. Simplify.
15755 (vn_reference_lookup): Likewise.
15756 (vn_reference_insert): Likewise.
15757 (vn_reference_insert_pieces): Likewise.
15758 (visit_reference_op_call): Simplify.
15759 (visit_reference_op_load): Likewise.
15760 (visit_reference_op_store): Likewise.
15761 (init_scc_vn): Remove shared_lookup_vuses initialization.
15762 (free_scc_vn): Remove shared_lookup_vuses freeing.
15763 (sort_vuses, sort_vuses_heap): Remove.
15764 (get_ref_from_reference_ops): Export.
15765 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15766 vector with single vuse pointer.
15767 (vn_reference_lookup_pieces, vn_reference_lookup,
15768 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15769 (shared_vuses_from_stmt): Remove.
15770 (get_ref_from_reference_ops): Declare.
15771 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15772 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15773 memory-tag related code.
15774 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15775 (likely_value): Add comment, skip static-chain of call statements.
15776 (surely_varying_stmt_p): Adjust.
15777 (gimplify_and_update_call_from_tree): Likewise.
15778 (execute_fold_all_builtins): Do not rebuild alias info.
15779 (gimplify_and_update_call_from_tree): Properly update VOPs.
15780 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15781 (copy_ref_info): Remove memory-tag related code.
15782 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15783 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15784 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15786 * tree-ssa-dom.c (gimple_p): Remove typedef.
15787 (eliminate_redundant_computations): Adjust.
15788 (record_equivalences_from_stmt): Likewise.
15789 (avail_expr_hash): Likewise.
15790 (avail_expr_eq): Likewise.
15791 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15792 (stmt_makes_single_load): Likewise.
15793 (stmt_makes_single_store): Likewise.
15794 * tree-ssa-alias.c: Rewrite completely.
15795 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15796 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15797 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15798 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15799 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15800 Remove public functions.
15801 (pass_reset_cc_flags): Remove.
15802 (pass_build_alias): Move ...
15803 * tree-ssa-structalias.c (pass_build_alias): ... here.
15804 * tree-ssa-alias.c (may_be_aliased): Move ...
15805 * tree-flow-inline.h (may_be_aliased): ... here.
15806 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15807 count_uses_and_derefs): Move ...
15808 * gimple.c: ... here.
15809 * gimple.h (count_uses_and_derefs): Declare.
15810 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15811 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15812 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15813 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15814 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15815 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15816 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15818 * tree-dfa.c (refs_may_alias_p): Move ...
15819 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15820 * tree-ssa-alias.h: New file.
15821 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15822 (statement_sink_location): Likewise.
15823 * opts.c (decode_options): Do not adjust max-aliased-vops or
15824 avg-aliased-vops values.
15825 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15826 (TV_CALL_CLOBBER): Likewise.
15827 (TV_FLOW_SENSITIVE): Likewise.
15828 (TV_FLOW_INSENSITIVE): Likewise.
15829 (TV_MEMORY_PARTITIONING): Likewise.
15830 (TV_ALIAS_STMT_WALK): New timevar.
15831 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15832 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15833 (get_address_description): Remove memory-tag related code.
15834 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15835 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15836 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15837 and immediate uses in statements. Document.
15838 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15839 (dump_symbols): Remove.
15840 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15841 * alias.c (get_deref_alias_set): New function split out from ...
15842 (get_alias_set): ... here.
15843 * alias.h (get_deref_alias_set): Declare.
15844 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15845 type parameter. Remove restrict pointer handling. Create a
15846 ref-all pointer in case type-based alias sets do not conflict.
15847 (vect_analyze_data_refs): Remove SMT related code.
15848 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15849 (vectorizable_load): Likewise.
15850 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15851 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15852 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15853 Ignore vops and SMTs.
15854 (dr_analyze_alias): Likewise..
15855 (free_data_ref): Likewise.
15856 (create_data_ref): Likewise.
15857 (analyze_all_data_dependences): Likewise.
15858 (get_references_in_stmt): Adjust.
15859 * tree-flow-inline.h (gimple_aliases_computed_p,
15860 gimple_addressable_vars, gimple_call_clobbered_vars,
15861 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15862 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15863 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15864 gimple_mem_ref_stats): Remove.
15865 (gimple_vop): New function.
15866 (op_iter_next_use): Remove vuses and mayuses cases.
15867 (op_iter_next_def): Remove vdefs case.
15868 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15869 (clear_and_done_ssa_iter): Do not set removed fields.
15870 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15871 Assert we are not iterating over vuses or vdefs if not also
15872 iterating over uses or defs.
15873 (op_iter_init_use): Likewise.
15874 (op_iter_init_def): Likewise.
15875 (op_iter_next_vdef): Remove.
15876 (op_iter_next_mustdef): Likewise.
15877 (op_iter_init_vdef): Likewise.
15878 (compare_ssa_operands_equal): Likewise.
15879 (link_use_stmts_after): Handle vuse operand.
15880 (is_call_used): Use is_call_clobbered.
15881 (is_call_clobbered): Global variables are always call clobbered,
15882 query the call-clobbers bitmap.
15883 (mark_call_clobbered): Ignore global variables.
15884 (clear_call_clobbered): Likewise.
15885 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15886 virtual operands sanity check.
15887 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15889 (TARGET_MEM_REF): Remove TMR_TAG operand.
15890 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15891 Remove call-clobber related code.
15892 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15893 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15894 partitions or escape reason.
15895 (get_single_def_stmt, get_single_def_stmt_from_phi,
15896 get_single_def_stmt_with_phi): Remove.
15897 (dump_referenced_vars): Tidy.
15898 (get_ref_base_and_extent): Allow bare decls.
15899 (collect_dfa_stats): Adjust.
15900 * graphite.c (rename_variables_in_stmt): Adjust.
15901 (graphite_copy_stmts_from_block): Likewise.
15902 (translate_clast): Likewise.
15903 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15905 (translate_vuse_through_block): Use the oracle.
15906 (phi_translate_1): Adjust.
15907 (value_dies_in_block_x): Use the oracle. Cache the outcome
15909 (valid_in_sets): Check if the VUSE for
15910 a REFERENCE is available.
15911 (eliminate): Do not remove stmts during elimination,
15912 instead queue and remove them afterwards.
15913 (do_pre): Do not rebuild alias info.
15914 (pass_pre): Run TODO_rebuild_alias before PRE.
15915 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15916 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15917 (mark_all_v_defs_stmt): Remove.
15918 (mark_all_v_defs_seq): Adjust.
15919 (sra_replace): Likewise.
15920 (scalarize_use): Likewise.
15921 (scalarize_copy): Likewise.
15922 (scalarize_init): Likewise.
15923 (scalarize_ldst): Likewise.
15924 (todoflags): Remove.
15925 (tree_sra): Do not rebuild alias info.
15926 (tree_sra_early): Adjust.
15927 (pass_sra): Run TODO_update_address_taken before SRA.
15928 * tree-predcom.c (set_alias_info): Remove.
15929 (prepare_initializers_chain): Do not call it.
15930 (mark_virtual_ops_for_renaming): Adjust.
15931 (mark_virtual_ops_for_renaming_list): Remove.
15932 (initialize_root_vars): Adjust.
15933 (initialize_root_vars_lm): Likewise.
15934 (prepare_initializers_chain): Likewise.
15935 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15936 (may_propagate_copy_into_stmt): Likewise.
15937 (merge_alias_info): Do nothing for now.
15938 (propagate_tree_value_into_stmt): Adjust.
15939 (stmt_may_generate_copy): Likewise.
15940 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15941 not mark symbols for renaming.
15942 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15943 with the same statement, make sure to update the new pointed-to one.
15944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15945 call statements, do not mark symbols for renaming.
15946 (mark_operand_necessary): Dump something.
15947 (ref_may_be_aliased): New function.
15948 (mark_aliased_reaching_defs_necessary_1): New helper function.
15949 (mark_aliased_reaching_defs_necessary): Likewise.
15950 (mark_all_reaching_defs_necessary_1): Likewise.
15951 (mark_all_reaching_defs_necessary): Likewise.
15952 (propagate_necessity): Do not process virtual PHIs. For
15953 non-aliased loads mark all reaching definitions as necessary.
15954 For aliased loads and stores mark the immediate dominating
15955 aliased clobbers as necessary.
15956 (visited): New global static.
15957 (perform_tree_ssa_dce): Free visited bitmap after propagating
15959 (remove_dead_phis): Perform simple dead virtual PHI removal.
15960 (remove_dead_stmt): Properly unlink virtual operands when
15962 (eliminate_unnecessary_stmts): Schedule PHI removal after
15964 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15965 (process_replaceable): Likewise.
15966 (find_replaceable_in_bb): Likewise.
15967 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15968 based on the single gimple vop.
15969 (verify_flow_insensitive_alias_info): Remove.
15970 (verify_flow_sensitive_alias_info): Likewise.
15971 (verify_call_clobbering): Likewise.
15972 (verify_memory_partitions): Likewise.
15973 (verify_alias_info): Likewise.
15974 (verify_ssa): Adjust..
15975 (execute_update_addresses_taken): Export. Update SSA
15976 manually. Optimize only when optimizing. Use a local bitmap.
15977 (pass_update_address_taken): Remove TODO_update_ssa, add
15979 (pass_update_address_taken): Just use TODO_update_address_taken.
15980 (init_tree_ssa): Do not initialize addressable_vars.
15981 (verify_ssa): Verify new VUSE / VDEF properties.
15982 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15983 Do not call verify_alias_info.
15984 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15985 Do not free the loaded and stored syms bitmaps. Reset the escaped
15986 and callused solutions. Do not free addressable_vars.
15987 Remove memory-tag related code.
15988 (warn_uninitialized_var): Aliases are always available.
15989 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15990 * lambda-code.c (can_put_in_inner_loop): Adjust.
15991 (can_put_after_inner_loop): Likewise.
15992 (perfect_nestify): Likewise.
15993 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15994 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15995 (vectorizable_conversion): Do not mark symbols for renaming.
15996 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15997 (expand_call_inline): Unlink the calls virtual operands before
15999 (tree_function_versioning): Do not call update_ssa if we are not
16000 updating clones. Simplify.
16001 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16002 (propagate_with_phi): Likewise..
16003 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16004 clobber code. Assert we are not aliased or global.
16005 * tree-flow.h: Include tree-ssa-alias.h
16006 (enum escape_type): Remove.
16007 (struct mem_sym_stats_d): Likewise.
16008 (struct mem_ref_stats_d): Likewise.
16009 (struct gimple_df): Add vop member. Remove global_var,
16010 call_clobbered_vars, call_used_vars, addressable_vars,
16011 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16012 escaped and callused members.
16013 (struct ptr_info_def): Remove all members, add points-to solution
16015 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16016 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16017 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16018 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16019 (tree-ssa-alias.o): Likewise.
16020 (toplev.o): Add tree-ssa-alias.h
16021 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16022 * gimple.c (gimple_set_bb): Fix off-by-one error.
16023 (is_gimple_reg): Do not handle memory tags.
16024 (gimple_copy): Also copy virtual operands.
16025 Delay updating the statement. Do not reset loaded and stored syms.
16026 (gimple_set_stored_syms): Remove.
16027 (gimple_set_loaded_syms): Likewise.
16028 (gimple_call_copy_skip_args): Copy the virtual operands
16029 and mark the new statement modified.
16030 * tree-ssa-structalias.c (may_alias_p): Remove.
16031 (set_uids_in_ptset): Take the alias set to prune with as
16032 parameter. Fold in the alias test of may_alias_p.
16033 (compute_points_to_sets): Compute whether a ptr is dereferenced
16034 in a local sbitmap.
16035 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16036 other ADDRESSOF constraints on the lhs.
16037 (get_constraint_for_component_ref): Assert that we don't get
16038 ADDRESSOF constraints from the base of the reference.
16039 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16040 (struct variable_info): Remove collapsed_to member.
16041 (get_varinfo_fc): Remove.
16042 (new_var_info): Do not set collapsed_to.
16043 (dump_constraint): Do not follow cycles.
16044 (dump_constraint_graph): Likewise.
16045 (build_pred_graph): Likewise.
16046 (build_succ_graph): Likewise.
16047 (rewrite_constraints): Likewise.
16048 (do_simple_structure_copy): Remove.
16049 (do_rhs_deref_structure_copy): Remove.
16050 (do_lhs_deref_structure_copy): Remove.
16051 (collapse_rest_of_var): Remove.
16052 (do_structure_copy): Re-implement.
16053 (pta_stats): New global variable.
16054 (dump_pta_stats): New function.
16055 (struct constraint_expr): Make offset signed.
16056 (UNKNOWN_OFFSET): Define special value.
16057 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16058 (solution_set_expand): New helper function split out from ...
16059 (do_sd_constraint): ... here.
16060 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16061 (do_ds_constraint): Likewise.
16062 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16063 and CALLUSED = *CALLUSED.
16064 (set_union_with_increment): Make inc argument signed.
16065 (type_safe): Remove.
16066 (get_constraint_for_ptr_offset): Handle unknown and negative
16068 (first_vi_for_offset): Handle offsets before start. Bail
16069 out early for offsets beyond the variable extent.
16070 (first_or_preceding_vi_for_offset): New function.
16071 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16072 Together with ESCAPED = *ESCAPED this properly computes reachability.
16073 (find_what_var_points_to): New function.
16074 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16075 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16076 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16077 pt_solutions_intersect): New functions.
16078 (compute_call_used_vars): Remove.
16079 (compute_may_aliases): New main entry into PTA computation.
16080 * gimple.h (gimple_p): New typedef.
16081 (struct gimple_statement_base): Remove references_memory_p.
16082 (struct gimple_statement_with_memory_ops_base): Remove
16083 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16085 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16086 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16087 gimple_set_references_memory): Remove.
16088 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16089 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16091 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16092 (verify_expr): Allow RESULT_DECL.
16093 (gimple_duplicate_bb): Do not copy virtual operands.
16094 (gimple_duplicate_sese_region): Adjust.
16095 (gimple_duplicate_sese_tail): Likewise.
16096 (mark_virtual_ops_in_region): Remove.
16097 (move_sese_region_to_fn): Do not call it.
16098 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16099 and pass_simple_dse.
16100 (execute_function_todo): Handle TODO_update_address_taken,
16101 call execute_update_addresses_taken for TODO_rebuild_alias.
16102 (execute_todo): Adjust.
16103 (execute_one_pass): Init dump files early.
16104 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16106 (create_general_new_stmt): Clear vops.
16107 * tree-ssa-reassoc.c (get_rank): Adjust.
16108 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16109 symbols for renaming.
16110 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16111 (PARAM_AVG_ALIASED_VOPS): Likewise.
16112 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16113 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16114 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16115 (operand_build_cmp, copy_virtual_operands,
16116 create_ssa_artificial_load_stmt, add_to_addressable_set,
16117 gimple_add_to_addresses_taken): Remove public functions.
16118 (unlink_stmt_vdef): New function.
16120 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16122 * config.gcc (powerpc-*-linux*): Merge variants.
16124 2009-04-02 Chao-ying Fu <fu@mips.com>
16125 James Grosbach <james.grosbach@microchip.com>
16127 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16128 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16130 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16131 keep_interrupts_masked_p, use_debug_exception_return_p.
16132 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16133 keep_interrupts_masked, use_debug_exception_return.
16134 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16135 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16137 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16138 (mips_print_operand): Process COP0 registers to print $0 .. $31
16139 correctly for GAS to process.
16140 (mips_interrupt_extra_call_saved_reg_p): New function.
16141 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16143 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16144 (mips_compute_frame_info): Add supports for interrupt context that
16145 includes doubleword accumulators and COP0 registers.
16146 (mips_for_each_saved_acc): New function.
16147 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16148 mips_for_each_saved_reg.
16149 (mips_save_reg): Save accumulators.
16150 (mips_kernel_reg_p): A new for_each_rtx callback.
16151 (mips_expand_prologue): Support interrupt handlers.
16152 (mips_restore_reg): Restore accumulators.
16153 (mips_expand_epilogue): Support interrupt handlers.
16154 (mips_can_use_return_insn): Return false for interrupt handlers.
16155 (mips_epilogue_uses): New function.
16156 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16157 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16158 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16159 cop0_move): New instructions.
16160 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16161 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16163 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16165 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16166 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16167 interrupt handlers, we use K0 as the temporary register.
16168 (EPILOGUE_USES): Change to a function call.
16169 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16170 handlers, we use K0 as the temporary register.
16172 * doc/extend.texi (Function Attributes): Document interrupt,
16173 use_shadow_register_set, keep_interrupts_masked,
16174 use_debug_exception_return for MIPS attributes.
16176 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16178 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16179 Remove a number of t-files from tmake_file.
16180 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16181 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16183 target_prototype, not TARGET_PROTOTYPE.
16184 (LINK_OS_GNU_SPEC): Define.
16185 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16186 and darwin-ldoubdle.c.
16188 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16191 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16192 (cpp_options): Ditto.
16193 (default_compilers): Ditto.
16194 (display_help): Ditto.
16195 (process_command): Ditto.
16196 (do_spec_1): Ditto.
16197 (set_input): Use lbasename instead of duplicate code.
16198 (save_temps_prefix): New static for -save-temps=obj.
16199 (save_temps_length): Ditto.
16201 * doc/invoke.texi (-save-temps=obj): Document new variant to
16202 -save-temps switch.
16204 2009-04-02 Jeff Law <law@redhat.com>
16206 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16209 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16211 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16212 * configure: Regenerated.
16214 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16216 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16217 share the argument list.
16219 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16223 2009-02-12 Diego Novillo <dnovillo@google.com>
16225 * varpool.c (debug_varpool): New.
16226 * cgraph.h (debug_varpool): Declare.
16228 2009-04-02 Jan Hubicka <jh@suse.cz>
16230 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16233 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16235 * config/i386/i386.c (ix86_abi): Move initialization to ...
16236 (override_options): Here.
16238 2009-04-02 Christian Bruel <christian.bruel@st.com>
16240 * config/sh/sh.c (sh_dwarf_register_span): New function.
16241 (TARGET_DWARF_REGISTER_SPAN): Define.
16242 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16244 2009-04-02 Ira Rosen <irar@il.ibm.com>
16246 PR tree-optimization/39595
16247 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16248 interleaved loads group is not greater than the SLP group size.
16250 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16252 * builtins.c (is_builtin_name): New.
16253 (called_as_built_in): Use is_builtin_name.
16254 * tree.h (is_builtin_name): New.
16255 * varasm.c (incorporeal_function_p): Use is_builtin_name
16257 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16259 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16261 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16264 * c-decl.c (clone_underlying_type): Move this ...
16265 * c-common.c (set_underlying_type): ... here.
16266 Also, make sure the function properly sets TYPE_STUB_DECL() on
16267 the newly created typedef variant type.
16268 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16269 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16272 2009-04-02 Richard Guenther <rguenther@suse.de>
16274 PR tree-optimization/37221
16275 * tree-flow.h (degenerate_phi_result): Declare.
16276 * tree-ssa-dom.c (degenerate_phi_result): Export.
16277 * tree-scalar-evolution.c (analyze_initial_condition): If
16278 the initial condition is defined by a degenerate PHI node
16279 use the degenerate value.
16281 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16283 PR rtl-optimization/39588
16284 * combine.c (merge_outer_ops): Do not set the constant when this
16286 (simplify_shift_const_1): Do not modify it either in this case.
16288 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16290 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16291 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16293 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16296 * c-lex.c (interpret_float): Default (no suffix) is double.
16298 2009-04-1 Xinliang David Li <davidxl@google.com>
16300 * config/i386/i386.c (legitimate_constant_p): Recognize
16301 all one vector constant.
16303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16305 * config/vax/vax.c: Add #includes to silence warnings.
16306 Change #include order to silence two warnings.
16308 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16310 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16311 (ASM_SPEC): Pass -k to the assembler for PIC code.
16313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16315 * config.gcc: Add vax-*-linux* to the switch.
16316 * config/vax/linux.h: New file. (TARGET_VERSION,
16317 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16319 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16321 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16322 Use predicate macros instead of GET_CODE() == foo.
16323 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16324 ashlsi3, rotrsi3, <unnamed>): Likewise.
16326 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16328 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16329 jbbccihi, jbbccisi): Remova trailing whitespace.
16330 * config/vax/constraints.md: Likewise.
16331 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16332 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16333 * config/vax/predicates.md: Likewise.
16334 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16335 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16336 * config/vax/vax.h: Likewise.
16337 * config/vax/vax.md (nonlocal_goto): Likewise.
16339 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16341 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16342 (indirectable_address_p, adjacent_operands_p): Add spaces around
16344 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16346 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16348 * config/vax/vax.c (legitimate_constant_address_p,
16349 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16350 index_term_p, reg_plus_index_p, legitimate_address_p,
16351 vax_mode_dependent_address_p): Update comments to match functions
16352 modified by the recent int->bool conversion.
16354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16356 * config/vax/builtins.md: Update copyright message.
16357 * config/vax/constraints.md: Likewise.
16358 * config/vax/netbsd-elf.h: Likewise.
16359 * config/vax/predicates.md: Likewise.
16360 * config/vax/vax-protos.h: Likewise.
16361 * config/vax/vax.c: Likewise.
16362 * config/vax/vax.h: Likewise.
16363 * config/vax/vax.md: Likewise.
16364 * config/vax/vax.opt: Likewise.
16366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16368 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16369 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16370 * config/vax/constraints.md (B, R): Likewise.
16371 * config/vax/predicates.md (external_memory_operand,
16372 nonimmediate_addsub_di_operand): Likewise.
16373 * config/vax/vax.c (vax_output_int_add): Likewise.
16374 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16375 untyped_call): Likewise.
16377 2009-04-01 Matt Thomas <matt@3am-software.com>
16379 * config/vax/predicates.md: New file.
16380 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16381 external_const_operand, nonsymbolic_operand, external_memory_operand,
16382 indirect_memory_operand, indexed_memory_operand,
16383 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16384 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16386 * config/vax/constraints.md: New file.
16387 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16389 * config/vax/builtins.md: New file.
16390 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16391 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16393 * config/vax/vax.opt (mqmath): Add option.
16394 * config/vax/vax.md (isfx): Extend with DI.
16395 (VAXintQH, VAXintQHSD): Define.
16396 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16397 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16398 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16399 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16400 (movdi): Update constraints and use vax_output_int_move().
16401 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16402 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16403 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16404 nonlocal_goto): New.
16405 (mov<mode>): Extend accepted operand types.
16406 (subdi3_old): Rename from subdi3, change update constraints and use
16407 a new implementation.
16408 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16409 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16410 MOVE_RATIO, CLEAR_RATIO): Define.
16411 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16412 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16413 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16414 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16415 (split_quadword_operands): Make static and really allow variable
16417 (print_operand_address): Update for PIC generation.
16418 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16419 indexable_address_p, fixup_mathdi_operand,
16420 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16421 (vax_float_literal, legitimate_constant_p,
16422 indirectable_constant_address_p, index_term_p,
16423 reg_plus_index_p): Return bool instead of int.
16424 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16426 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16428 (vax_output_conditional_branch): Indent.
16429 (legitimate_constant_address_p, indirectable_constant_address_p,
16430 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16431 vax_mode_dependent_address_p): Return bool instead of int, update for
16433 * config/vax/vax-protos.h (legitimate_constant_address_p,
16434 legitimate_constant_p, legitimate_address_p,
16435 vax_mode_dependent_address_p): Change declaration to bool.
16436 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16437 vax_expand_addsub_di_operands, vax_output_int_subtract,
16438 vax_output_movmemsi): Declare.
16439 (split_quadword_operands, vax_float_literal): Delete declaration.
16440 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16441 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16442 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16443 ASM_OUTPUT_DWARF_PCREL): Define.
16444 (ASM_SPEC): Change definition to allow PIC generation.
16446 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16448 * doc/sourcebuild.texi: Update front-end requirements.
16450 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16453 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16454 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16455 (booldi3_internal3): Use boolean_or_operator instead of
16458 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16461 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16462 declarator whose size is not an integer constant expression but
16463 folds to an integer constant, then treat it as a constant
16466 2009-04-01 Richard Guenther <rguenther@suse.de>
16468 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16469 i * 4 + 2 to (i * 2 + 1) * 2.
16471 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16474 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16475 return if c_parser_asm_string_literal returned NULL.
16477 2009-04-01 Nick Clifton <nickc@redhat.com>
16479 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16481 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16482 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16483 other typedefs to avoid conflicts with libgcc2.c. Define labels
16484 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16486 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16487 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16490 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16492 * varasm.c (default_function_rodata_section): Declare DOT as
16495 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16496 Andrey Galkin <agalkin@hypercom.com>
16499 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16500 Make object_name unique for each process.
16502 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16505 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16506 addressable variables in the parallel that could go out of scope while
16507 running queued tasks.
16509 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16511 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16512 (CASE_VALUES_THRESHOLD): Redefine.
16513 * config/avr/avr.c (avr_override_options): Remove initialization of
16514 avr_case_values_threshold variable.
16515 (avr_case_values_threshold): Remove variable. Add new function.
16516 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16517 * config/avr/avr.opt (mno-tablejump): Remove option.
16518 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16520 2009-04-01 DJ Delorie <dj@redhat.com>
16522 * varasm.c (default_function_rodata_section): Don't assume
16523 anything about where the first '.' in the section name is.
16525 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16527 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16528 rs6000_emit_stack_tie.
16530 2009-03-31 Ian Lance Taylor <iant@google.com>
16532 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16533 gimple_code with GIMPLE_RESX, not RESX.
16535 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16537 * c-common.c (c_get_ident): New.
16538 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16540 2009-04-01 Ben Elliston <bje@au.ibm.com>
16542 * config/rs6000/sysv4.opt (msdata): Improve option description.
16544 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16546 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16547 (divdf3_internal_lat): Remove.
16548 (divxf3_internal_lat): Remove.
16549 (divxf3_internal_thr): Remove.
16550 (divxf): Use divxf3_internal.
16551 * config/ia64/div.md (divsf3_internal_lat): New.
16552 (divdf3_internal_lat): New.
16553 (divxf3_internal): New.
16555 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16558 * Makefile.in (USE_GCC_STDINT): Define.
16559 (stmp-int-hdrs): Install stdint.h if applicable.
16560 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16562 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16563 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16564 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16565 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16566 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16567 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16568 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16569 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16570 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16571 (c_common_nodes_and_builtins): Initialize
16572 underlying_wchar_type_node. Do not initialize
16573 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16574 nodes for new types.
16575 (c_stddef_cpp_builtins): Define macros for new types.
16576 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16578 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16579 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16580 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16581 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16582 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16583 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16584 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16585 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16586 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16587 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16588 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16589 int16_type_node, int32_type_node, int64_type_node,
16590 uint8_type_node, uint16_type_node, c_uint32_type_node,
16591 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16592 int_least32_type_node, int_least64_type_node,
16593 uint_least8_type_node, uint_least16_type_node,
16594 uint_least32_type_node, uint_least64_type_node,
16595 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16596 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16597 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16598 uintptr_type_node): Define.
16599 * c-cppbuiltin.c (builtin_define_constants,
16600 builtin_define_type_minmax): New.
16601 (builtin_define_stdint_macros): Define more macros.
16602 (c_cpp_builtins): Define more limit macros.
16603 (type_suffix): New.
16604 (builtin_define_type_max): Define in terms of
16605 builtin_define_type_minmax. Remove is_long parameter. All
16607 * config.gcc (use_gcc_stdint): Define.
16608 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16609 Add newlib-stdint.h for generic targets.
16610 * config/glibc-stdint.h, config/newlib-stdint.h,
16611 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16612 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16613 * config/score/score.h (UINTPTR_TYPE): Define.
16614 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16615 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16616 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16617 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16618 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16619 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16620 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16621 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16622 * config/spu/spu.h (STDINT_LONG32): Define.
16623 * configure.ac (use_gcc_stdint): Substitute.
16624 * configure: Regenerate.
16625 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16626 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16627 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16628 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16629 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16630 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16631 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16632 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16633 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16634 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16635 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16636 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16637 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16638 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16639 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16640 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16641 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16642 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16643 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16644 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16645 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16646 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16647 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16648 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16649 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16650 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16651 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16652 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16653 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16655 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16657 * loop-iv.c (suitable_set_for_replacement): Renamed from
16658 simplify_using_assignment; changed to return bool and to accept new
16659 args DEST and SRC. Return true iff we find a source/destination pair
16660 that can be used to make a replacement, and fill SRC and DEST if so.
16661 Remove arg ALTERED. Don't deal with altered regs here. All callers
16663 (simplify_using_initial_values): Deal with altered regs here and track
16664 more precisely the effect they have on the validity of our expression.
16666 * loop-iv.c (simplify_using_condition): A condition of the form
16667 (EQ REG CONST) can be used to simply make a substitution.
16668 (simplify_using_initial_values): Keep track of conditions we have seen
16669 and keep using them to simplify new expressions, while applying the
16670 same substitutions to them as to the expression.
16672 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16673 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16676 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16677 changed. Use this when trying to improve the upper bound.
16678 Generate the comparison by using simplify_gen_relational.
16680 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16682 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16684 (simplify_using_assignment, simplify_using_initial_values): Call
16685 replace_in_expr to make replacements. Call replace_single_def_regs
16686 once on the initial version of the expression.
16688 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16691 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16693 2009-03-31 Richard Guenther <rguenther@suse.de>
16695 PR middle-end/31029
16696 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16697 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16699 2009-03-31 Richard Guenther <rguenther@suse.de>
16701 * tree.h (div_if_zero_remainder): Declare.
16702 * fold-const.c (div_if_zero_remainder): Export.
16703 * tree-ssa-forwprop.c
16704 (forward_propagate_addr_into_variable_array_index): Handle
16705 constant array index addition outside of the variable index.
16707 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16710 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16711 define_splits, floatunssi<mode>2): Require x87 conversions from
16712 DImode to be permitted.
16714 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16716 PR preprocessor/15638
16717 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16719 2009-03-31 Richard Guenther <rguenther@suse.de>
16721 PR middle-end/23401
16722 PR middle-end/27810
16723 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16724 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16725 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16726 a separate statement.
16727 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16728 (lookup_tmp_var): Likewise.
16729 (is_gimple_formal_tmp_or_call_rhs): Remove.
16730 (is_gimple_reg_or_call_rhs): Rename to ...
16731 (is_gimple_reg_rhs_or_call): ... this.
16732 (is_gimple_mem_or_call_rhs): Rename to ...
16733 (is_gimple_mem_rhs_or_call): ... this.
16734 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16735 DECL_GIMPLE_REG_P only if is_formal is true.
16736 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16737 for non-proper post-modify expression gimplification.
16738 (gimplify_self_mod_expr): For post-modify expressions gimplify
16739 the lvalue to a minimal lvalue.
16740 (rhs_predicate_for): Remove formal temp case.
16741 (gimplify_modify_expr_rhs): Likewise.
16742 (gimplify_addr_expr): Use is_gimple_reg.
16743 (gimplify_expr): Remove formal temp cases.
16744 (gimple_regimplify_operands): Likewise.
16745 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16746 and FILTER_EXPR like constants.
16747 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16749 (is_gimple_formal_tmp_rhs): Remove.
16750 (is_gimple_reg_rhs): Remove special casing.
16751 (is_gimple_mem_rhs): Fix.
16752 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16753 (is_gimple_formal_tmp_var): Remove.
16754 (is_gimple_formal_tmp_reg): Likewise.
16755 (is_gimple_min_lval): Allow invariant component ref parts.
16756 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16757 is_gimple_formal_tmp_reg): Remove declarations.
16758 * tree-cfg.c (verify_expr): Verify that variables with address
16759 taken do not have DECL_GIMPLE_REG_P set.
16760 * tree-mudflap.c (mf_build_check_statement_for): Use
16761 force_gimple_operand instead of gimplify_expr.
16763 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16765 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16766 schedulable rows to compute_split_row.
16768 2009-03-31 Ben Elliston <bje@au.ibm.com>
16771 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16774 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16776 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16777 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16778 * configure: Regenerate.
16779 * config.in: Regenerate.
16780 * config/rs6000/rs6000.opt (mtls-markers): Add.
16781 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16782 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16783 (tls_ld_aix, tls_ld_sysv): Likewise.
16784 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16785 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16787 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16789 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16791 2009-03-30 Jan Hubicka <jh@suse.cz>
16793 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16795 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16796 detection and label handling.
16798 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16800 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16801 left_conflicts_size.
16802 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16803 ALLOCNO_LEFT_CONFLICTS_SIZE.
16805 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16806 remove_allocno_from_bucket_and_push,
16807 allocno_spill_priority_compare, push_allocnos_to_stack,
16808 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16809 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16810 (setup_allocno_left_conflicts_num): Ditto. Rename to
16811 setup_allocno_left_conflicts_size.
16812 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16813 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16814 setup_allocno_left_conflicts_size instead of
16815 setup_allocno_left_conflicts_num.
16817 * ira-build.c (ira_create_allocno): Use
16818 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16819 ALLOCNO_LEFT_CONFLICTS_NUM.
16821 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16823 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16824 instead of DF_LR_OUT.
16826 * ira-lives.c (process_bb_node_lives): Ditto.
16828 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16829 instead of DF_LR_{OUT,IN}.
16831 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16833 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16835 2009-03-30 Jan Hubicka <jh@suse.cz>
16837 * except.c (label_to_region_map): Fix thinko.
16839 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16841 PR middle-end/38237
16842 * tree.h (tree_find_value): New declaration.
16843 * tree.c (tree_find_value): New function.
16844 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16846 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16849 * c-decl.c (struct c_binding): Add locus field.
16850 (bind): Add locus argument, set locus field from it.
16851 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16852 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16853 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16854 implicitly_declare, undeclared_variable, lookup_label,
16855 declare_label, c_make_fname_decl, c_builtin_function,
16856 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16859 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16862 * config/i386/i386.c (classify_argument): Check total size of
16865 2009-03-30 Martin Jambor <mjambor@suse.cz>
16867 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16868 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16869 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16872 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16873 seen_variable_array_ref while also traversing a union.
16875 * tree-inline.c (optimize_inline_calls): Do not call
16876 cgraph_node_remove_callees.
16877 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16878 (pass_remove_cgraph_callee_edges): New variable.
16879 * passes.c (init_optimization_passes): Add
16880 pass_remove_cgraph_callee_edges after early inlining and before all
16881 late intraprocedural passes.
16883 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16885 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16887 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16888 Fix typos in names.
16890 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16892 * combine.c (simplify_comparison): Use have_insn_for.
16893 * dojump.c (do_jump): Likewise.
16895 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16897 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16898 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16899 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16900 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16901 instead of sparc_compare_emitted.
16902 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16903 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16904 instead of sparc_compare_emitted.
16906 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16908 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16909 enter/exit cfglayout mode.
16910 (pass_partition_block): Require it.
16911 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16912 (combine_instructions): Track basic blocks instead of labels.
16913 (update_cfg_for_uncondjump): New.
16914 (try_combine): Use it. Update jumps after rescanning.
16915 (pass_combine): Require PROP_cfglayout.
16916 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16918 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16920 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16921 Provide/destroy PROP_cfglayout respectively.
16922 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16923 * tree-pass.h (PROP_cfglayout): New.
16925 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16927 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16928 fold_convert_const_fixed_from_fixed,
16929 fold_convert_const_fixed_from_int,
16930 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16931 set TREE_CONSTANT_OVERFLOW.
16932 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16933 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16935 2009-03-30 Ira Rosen <irar@il.ibm.com>
16937 * tree-vect-loop-manip.c: New file.
16938 * tree-vectorizer.c: Update documentation and included files.
16939 (vect_loop_location): Make extern.
16940 (rename_use_op): Move to tree-vect-loop-manip.c
16941 (rename_variables_in_bb, rename_variables_in_loop,
16942 slpeel_update_phis_for_duplicate_loop,
16943 slpeel_update_phi_nodes_for_guard1,
16944 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16945 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16946 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16947 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16948 find_loop_location): Likewise.
16949 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16950 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16951 get_vectype_for_scalar_type, vect_is_simple_use,
16952 supportable_widening_operation, supportable_narrowing_operation):
16954 (bb_in_loop_p): Move to tree-vect-loop.c.
16955 (new_loop_vec_info, destroy_loop_vec_info,
16956 reduction_code_for_scalar_code, report_vect_op,
16957 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16958 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16959 (vect_supportable_dr_alignment): Likewise.
16960 * tree-vectorizer.h (tree-data-ref.h): Include.
16961 (vect_loop_location): Declare.
16962 Reorganize function declarations according to the new file structure.
16963 * tree-vect-loop.c: New file.
16964 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16965 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16966 * tree-vect-data-refs.c: New file.
16967 * tree-vect-patterns.c (timevar.h): Don't include.
16968 * tree-vect-stmts.c: New file.
16969 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16970 tree-vect-slp.c, tree-vect-loop.c.
16971 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16972 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16973 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16974 (tree-vect-analyze.o): Remove.
16975 (tree-vect-transform.o): Likewise.
16976 (tree-vect-data-refs.o): Add rule.
16977 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16978 tree-vect-slp.o): Likewise.
16979 (tree-vect-patterns.o): Remove redundant dependencies.
16980 (tree-vectorizer.o): Likewise.
16981 * tree-vect-slp.c: New file.
16983 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16985 * optc-gen.awk: Warn if an option flag has multiple different
16988 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16990 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16991 -floop-block): Document dependences on PPL, CLooG and Graphite.
16993 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16995 PR rtl-optimization/323
16996 * c-common.c (c_fully_fold, convert_and_check,
16997 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16998 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16999 * c-common.def (EXCESS_PRECISION_EXPR): New.
17000 * c-cppbuiltin.c (builtin_define_float_constants): Define
17001 constants with enough digits for long double.
17002 * c-lex.c (interpret_float): Interpret constant with excess
17003 precision where appropriate.
17004 * c-opts.c (c_common_post_options): Set
17005 flag_excess_precision_cmdline. Give an error for
17006 -fexcess-precision=standard for C++ for processors where the
17007 option is significant.
17008 * c-parser.c (c_parser_conditional_expression): Handle excess
17009 precision in condition.
17010 * c-typeck.c (convert_arguments): Handle arguments with excess
17012 (build_unary_op): Move excess precision outside operation.
17013 (build_conditional_expr): Likewise.
17014 (build_compound_expr): Likewise.
17015 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17016 (build_modify_expr): Handle excess precision in RHS.
17017 (convert_for_assignment): Handle excess precision in converted
17019 (digest_init, output_init_element, process_init_element): Handle
17020 excess precision in initializer.
17021 (c_finish_return): Handle excess precision in return value.
17022 (build_binary_op): Handle excess precision in operands and add
17023 excess precision as needed for operation.
17024 * common.opt (-fexcess-precision=): New option.
17025 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17026 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17027 For standard excess precision, output explicit conversion to and
17028 truncation from XFmode.
17029 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17030 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17031 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17032 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17033 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17034 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17035 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17036 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17037 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17038 define_splits, sqrt<mode>2): Disable where appropriate for
17039 standard excess precision.
17040 * convert.c (convert_to_real): Do not shorten arithmetic to type
17041 for which excess precision would be used.
17042 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17043 * doc/invoke.texi (-fexcess-precision=): Document option.
17044 (-mfpmath=): Correct index entry.
17045 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17046 flag_excess_precision): New.
17047 * langhooks.c (lhd_post_options): Set
17048 flag_excess_precision_cmdline.
17049 * opts.c (common_handle_option): Handle -fexcess-precision=.
17050 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17051 init_excess_precision): New.
17052 (lang_dependent_init_target): Call init_excess_precision.
17053 * tree.c (excess_precision_type): New.
17054 * tree.h (excess_precision_type): Declare.
17056 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17059 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17060 non-lvalue to component.
17062 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17064 PR preprocessor/34695
17065 * Makefile.in (c-opts.o): Depend on c-tree.h.
17066 * c-common.c: Move down include of diagnostic.h.
17067 (done_lexing, c_cpp_error): New.
17068 * c-common.h (done_lexing): Declare.
17069 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17071 * c-opts.c: Include c-tree.h.
17072 (c_common_init_options): Set preprocessor error callback.
17073 (c_common_handle_option): Do not set preprocessor
17074 inhibit_warnings, warnings_are_errors, warn_system_headers,
17075 pedantic_errors or inhibit_warnings flags.
17076 (c_common_post_options): Do not check cpp_errors (parse_in).
17077 (c_common_finish): Do not output dependencies if there were
17078 errors. Do not check return value of cpp_finish.
17079 * c-ppoutput.c (pp_file_change): Set input_location.
17080 * c-tree.h (c_cpp_error): Declare.
17081 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17083 (diagnostic_build_prefix): Check override_column.
17084 * diagnostic.h (diagnostic_info): Add override_column field.
17085 (diagnostic_override_column): Define.
17087 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17089 * c-common.c (c_expand_expr, c_staticp): Remove.
17090 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17091 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17092 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17093 * c-gimplify.c (gimplify_compound_literal_expr,
17094 optimize_compound_literals_in_ctor): Remove.
17095 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17096 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17097 * c-semantics.c (emit_local_var): Remove.
17099 * langhooks-def.h (lhd_expand_expr): Remove.
17100 * langhooks.c (lhd_expand_expr): Remove.
17101 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17103 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17104 handling from c-semantics.c; don't call into langhook.
17105 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17106 * gimplify.c (gimplify_compound_literal_expr,
17107 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17108 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17109 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17110 as was done in c-gimplify.c.
17111 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17112 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17113 Move from c-common.h.
17114 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17116 * tree.c (staticp): Do not call langhook.
17117 * langhooks.c (lhd_staticp): Delete.
17118 * langhooks-def.h (lhd_staticp): Delete prototype.
17119 (LANG_HOOKS_STATICP): Delete.
17120 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17122 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17123 instead of DECL_STMTs.
17125 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17133 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17135 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17136 contained expression.
17137 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17138 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17139 conditional expressions for C.
17140 (decl_constant_value_for_optimization): Move from
17141 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17142 whether optimizing and that the expression is a VAR_DECL not of
17143 array type instead of doing such checks in the caller. Do not
17144 check pedantic. Call gcc_unreachable for C++.
17145 * c-common.def (C_MAYBE_CONST_EXPR): New.
17146 * c-common.h (c_fully_fold, c_save_expr,
17147 decl_constant_value_for_optimization): New prototypes.
17148 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17149 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17150 EXPR_INT_CONST_OPERANDS): Define.
17151 * c-convert.c (convert): Strip nops from expression.
17152 * c-decl.c (groktypename): Take extra parameters expr and
17153 expr_const_operands. Update call to grokdeclarator.
17154 (start_decl): Update call to grokdeclarator. Add statement for
17155 expressions used in type of decl.
17156 (grokparm): Update call to grokdeclarator.
17157 (push_parm_decl): Update call to grokdeclarator.
17158 (build_compound_literal): Add parameter non_const and build a
17159 C_MAYBE_COSNT_EXPR if applicable.
17160 (grokdeclarator): Take extra parameters expr and
17161 expr_const_operands. Track expressions used in declaration
17162 specifiers and declarators. Fold array sizes and track whether
17163 they are constant expressions and whether they are integer
17164 constant expressions.
17165 (parser_xref_tag): Set expr and expr_const_operands fields in
17167 (grokfield): Update call to grokdeclarator.
17168 (start_function): Update call to grokdeclarator.
17169 (build_null_declspecs): Set expr and expr_const_operands fields in
17171 (declspecs_add_type): Handle expressions in typeof specifiers.
17172 * c-parser.c (c_parser_declspecs): Set expr and
17173 expr_const_operands fields for declaration specifiers.
17174 (c_parser_enum_specifier): Likewise.
17175 (c_parser_struct_or_union_specifier): Likewise.
17176 (c_parser_typeof_specifier): Likewise. Update call to
17177 groktypename. Fold expression as needed. Return expressions with
17178 type instead of adding statements.
17179 (c_parser_attributes): Update calls to c_parser_expr_list.
17180 (c_parser_statement_after_labels): Fold expression before passing
17181 to objc_build_throw_stmt.
17182 (c_parser_condition): Fold expression.
17183 (c_parser_asm_operands): Fold expression.
17184 (c_parser_conditional_expression): Use c_save_expr. Update call
17185 to build_conditional_expr.
17186 (c_parser_alignof_expression): Update call to groktypename.
17187 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17188 original_code. Fold expression argument of va_arg. Create
17189 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17190 argument to va_arg. Update calls to groktypename. Fold array
17191 index for offsetof. Verify that first argument to
17192 __builtin_choose_expr has integer type.
17193 (c_parser_postfix_expression_after_paren_type): Update calls to
17194 groktypename and build_compound_literal. Handle expressions with
17195 side effects in type name.
17196 (c_parser_postfix_expression_after_primary): Update call to
17197 c_parser_expr_list. Set original_code for calls to
17198 __builtin_constant_p.
17199 (c_parser_expr_list): Take extra parameter fold_p. Fold
17200 expressions if requested.
17201 (c_parser_objc_type_name): Update call to groktypename.
17202 (c_parser_objc_synchronized_statement): Fold expression.
17203 (c_parser_objc_receiver): Fold expression.
17204 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17205 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17206 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17207 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17208 (struct c_typespec): Add elements expr and expr_const_operands.
17209 (struct c_declspecs): Add elements expr and expr_const_operands.
17210 (groktypename, build_conditional_expr, build_compound_literal):
17212 (in_late_binary_op): Declare.
17213 * c-typeck.c (note_integer_operands): New function.
17214 (in_late_binary_op): New variable.
17215 (decl_constant_value_for_broken_optimization): Move to c-common.c
17216 and rename to decl_constant_value_for_optimization.
17217 (default_function_array_conversion): Do not strip nops.
17218 (default_conversion): Do not call
17219 decl_constant_value_for_broken_optimization.
17220 (build_array_ref): Do not fold result.
17221 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17222 result when operand is a VLA.
17223 (c_expr_sizeof_type): Update call to groktypename. Handle
17224 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17225 result when operand names a VLA type.
17226 (build_function_call): Update call to build_compound_literal.
17227 Only fold result for calls to __builtin_* functions. Strip
17228 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17229 the function designator.
17230 (convert_arguments): Fold arguments. Update call to
17231 convert_for_assignment.
17232 (build_unary_op): Handle increment and decrement of
17233 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17234 decrement earlier. Fold operand of increment and decrement.
17235 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17236 built for integer operand. Wrap returns that are INTEGER_CSTs
17237 without being integer constant expressions or that have integer
17238 constant operands without being INTEGER_CSTs.
17239 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17240 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17241 result is an integer constant expression or can be used in
17242 unevaluated parts of one and avoid folding and wrap as
17243 appropriate. Fold operands before possibly doing -Wsign-compare
17245 (build_compound_expr): Wrap result for C99 if operands can be used
17246 in integer constant expressions.
17247 (build_c_cast): Update call to digest_init. Do not ignore
17248 overflow from casting floating-point constants to integers. Wrap
17249 results that could be confused with integer constant expressions,
17250 null pointer constants or floating-point constants.
17251 (c_cast_expr): Update call to groktypename. Handle expressions
17252 included in type name.
17253 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17254 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17255 Update calls to convert_for_assignment.
17256 (convert_for_assignment): Take new parameter
17257 null_pointer_constant. Do not strip nops or call
17258 decl_constant_value_for_broken_optimization. Set
17259 in_late_binary_op for conversions to boolean.
17260 (store_init_value): Update call to digest_init.
17261 (digest_init): Take new parameter null_pointer_constant. Do not
17262 call decl_constant_value_for_broken_optimization. pedwarn for
17263 initializers not constant expressions. Update calls to
17264 convert_for_assignment.
17265 (constructor_nonconst): New.
17266 (struct constructor_stack): Add nonconst element.
17267 (really_start_incremental_init, push_init_level, pop_init_level):
17268 Handle constructor_nonconst and nonconst element.
17269 (set_init_index): Call constant_expression_warning for array
17271 (output_init_element): Fold value. Set constructor_nonconst as
17272 applicable. pedwarn for initializers not constant expressions.
17273 Update call to digest_init. Call constant_expression_warning
17274 where constant initializers are required.
17275 (process_init_element): Use c_save_expr.
17276 (c_finish_goto_ptr): Fold expression.
17277 (c_finish_return): Fold return value. Update call to
17278 convert_for_assignment.
17279 (c_start_case): Fold switch expression.
17280 (c_process_expr_stmt): Fold expression.
17281 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17282 ensure statement expression is not evaluated in constant expression.
17283 (build_binary_op): Track whether results are integer constant
17284 expressions or may occur in such, disable folding and wrap results
17285 as applicable. Fold operands for -Wsign-compare warnings unless
17287 (c_objc_common_truthvalue_conversion): Handle results folded to
17288 integer constants that are not integer constant expressions.
17289 * doc/extend.texi: Document when typeof operands are evaluated,
17290 that condition of __builtin_choose_expr is an integer constant
17291 expression, and more about use of __builtin_constant_p in
17294 2009-03-29 Richard Guenther <rguenther@suse.de>
17296 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17297 propagate addresses of array references.
17299 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17301 * regmove.c (perhaps_ends_bb_p): Remove.
17302 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17303 from INSN and check that the main loop stays within that basic block.
17304 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17305 (regmove_forward_pass): Split out from regmove_optimize. Use
17306 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17307 (regmove_backward_pass): Split out from regmove_optimize. Use
17308 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17309 (regmove_optimize): Simplify.
17311 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17314 * config/i386/i386.c (classify_argument): Ignore flexible array
17315 member in struct and warn ABI change.
17317 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17319 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17321 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17322 (ix86_adjust_cost): Updated.
17324 2009-03-29 Jan Hubicka <jh@suse.cz>
17326 PR middle-end/28850
17327 * tree-pass.h (pass_cleanup_eh): New function.
17328 (remove_unreachable_regions): Break code handling RTL
17329 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17330 that can not be reached by runtime.
17331 (can_be_reached_by_runtime): New function.
17332 (label_to_region_map): New function.
17333 (num_eh_regions): New function.
17334 (rtl_remove_unreachable_regions): New function.
17335 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17336 (remove_eh_region): New function.
17337 * except.h: Include sbitmap and vecprim.
17338 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17339 num_eh_regions): Declare.
17340 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17341 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17342 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17343 (tree_empty_eh_handler_p): New function.
17344 (cleanup_empty_eh): New function.
17345 (cleanup_eh): New function.
17346 (pass_cleanup_eh): New function.
17348 2009-03-29 Jan Hubicka <jh@suse.cz>
17350 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17351 for removed regions.
17353 2009-03-29 Jan Hubicka <jh@suse.cz>
17355 * except.c (dump_eh_tree): Dump all datastructures.
17357 2009-03-29 Jan Hubicka <jh@suse.cz>
17359 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17360 (duplicate_eh_regions_1): Likewise.
17361 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17362 vector; call EH verification.
17363 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17364 Be ready for region being removed.
17366 2009-03-29 Jan Hubicka <jh@suse.cz>
17368 * bitmap.c (bitmap_last_set_bit): New function.
17369 * bitmap.h (bitmap_last_set_bit): Declare.
17371 2009-03-29 David Ayers <ayers@fsfe.org>
17374 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17375 by calling objc_compare_types and surpress warnings about
17376 incompatible C pointers that are compatible ObjC pointers.
17378 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17380 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17381 call initialize_inline_failed.
17382 (initialize_inline_failed): Move it from here ...
17383 * cgraph.c (initialize_inline_failed): ... to here.
17384 (cgraph_create_edge): Call initialize_inline_failed rather than
17385 setting inline_failed directly.
17387 2009-03-29 Ben Elliston <bje@au.ibm.com>
17390 * sysv4.opt (msdata): Improve comment.
17391 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17392 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17394 2009-03-29 Ben Elliston <bje@au.ibm.com>
17397 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17398 load and store attributes.
17400 2009-03-29 Ben Elliston <bje@au.ibm.com>
17402 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17403 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17404 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17405 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17406 __builtin_infq and __builtin_huge_valq.
17408 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17410 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17415 2009-03-28 Xinliang David Li <davidxl@google.com>
17417 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17418 (do_dbg_cnt): New function.
17420 2009-03-28 Jan Hubicka <jh@suse.cz>
17422 Merge from pretty-ipa:
17424 2009-03-27 Jan Hubicka <jh@suse.cz>
17426 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17427 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17428 * passes.c (function_called_by_processed_nodes_p): New.
17429 * ipa-pure-const.c (check_call): Fix handling of operands.
17430 (analyze_function): Dump debug output for skipped bodies.
17431 (local_pure_const): Use function_called_by_processed_nodes_p.
17432 * dwarf2out.c (reference_to_unused): Use output.
17433 * passes.c (do_per_function_toporder): Likewise.
17435 2008-11-12 Jan Hubicka <jh@suse.cz>
17437 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17438 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17439 state_set_in_source enum
17440 (check_decl): Ignore memory tags; do not set fake looping flags;
17442 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17443 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17444 (check_call, analyze_function): Rewrite.
17446 (add_new_function): Update call of analyze_function.
17447 (generate_summary): Add call of analyze_function.
17448 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17449 (local_pure_const): New function.
17450 (pass_local_pure_const): New pass.
17451 * ipa-inline.c (inline_transform): Set after_inlining.
17452 * tree-eh.c (stmt_can_throw_external): New.
17453 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17454 work with aliasing built.
17455 * tree-flow.h (stmt_can_throw_external): New.
17456 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17457 and local pure/const pass in early and late optimization queue.
17459 2009-03-28 Martin Jambor <mjambor@suse.cz>
17461 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17463 (fold_binary): Allow function decl aligment consideration is the
17464 second argument is integer constant one.
17465 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17466 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17467 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17469 2009-03-28 Jan Hubicka <jh@suse.cz>
17471 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17472 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17473 * function.h (rtl_data): Add nothrow flag.
17474 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17475 set DECL_NOTHROW for AVAILABLE functions.
17477 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17479 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17480 following vector keyword has expansion starting with pixel or bool
17481 keyword, expand vector to __vector and pixel or bool to __pixel or
17485 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17486 warn_if_disallowed_function_p): Removed.
17487 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17488 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17489 warning_if_disallowed_function_p.
17490 * flags.h (warn_if_disallowed_function_p,
17491 warn_disallowed_functions): Removed.
17492 * common.opt (Wdisallowed-function-list=): Removed.
17493 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17495 2009-03-28 Richard Guenther <rguenther@suse.de>
17497 PR tree-optimization/38723
17498 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17501 2009-03-28 Jan Hubicka <jh@suse.cz>
17503 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17504 test introduced by my previous patch.
17506 2009-03-28 Richard Guenther <rguenther@suse.de>
17508 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17509 the PHIs value undefined.
17511 2009-03-28 Jan Hubicka <jh@suse.cz>
17513 * tree-pass.h (pass_fixup_cfg): New pass.
17514 * ipa-inline.c (inline_transform): Set
17515 always_inline_functions_inlined/after_inlining.
17516 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17517 (pass_fixup_cfg): New pass.
17518 * passes.c (init_optimization_passes): Add fixup_cfg.
17520 2009-03-28 Richard Guenther <rguenther@suse.de>
17522 PR tree-optimization/38458
17523 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17524 argument use the arguments copy-of value.
17526 2009-03-28 Richard Guenther <rguenther@suse.de>
17528 PR tree-optimization/38180
17529 * tree-ssa-ccp.c (get_default_value): Simplify.
17530 (likely_value): Likewise.
17531 (surely_varying_stmt_p): Properly handle VOP case.
17532 (ccp_initialize): Likewise.
17533 (ccp_fold): Handle propagating through *&.
17534 (fold_const_aggregate_ref): Also handle decls.
17536 2009-03-28 Jan Hubicka <jh@suse.cz>
17538 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17539 * cgraph.h (cgraph_node): Likewise.
17540 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17541 (cgraph_reset_node): Use process flag.
17542 (cgraph_mark_functions_to_output): Likewise.
17543 (cgraph_expand_function): Likewise.
17544 (cgraph_expand_all_functions): Likewise.
17545 (cgraph_output_in_order): Likewise.
17546 * dwarf2out.c (reference_to_unused): Likewise.
17547 * passes.c do_per_function_toporder): Likewise.
17549 2009-03-28 Jan Hubicka <jh@suse.cz>
17551 Bring from lto-branch:
17553 2008-09-03 Doug Kwan <dougkwan@google.com>
17555 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17556 enums instead of reason strings.
17557 * cgraph.c (cgraph_create_edge): Same.
17558 (cgraph_inline_failed_string): New function.
17559 * cgraph.h (cgraph_inline_failed_t): New enum type.
17560 (cgraph_inline_failed_string): New prototype.
17561 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17562 char pointer to cgraph_inline_failed_t.
17563 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17564 (cgraph_default_inline_p): Ditto.
17565 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17566 to cgraph_inline_failed_t pointer.
17567 * cif-code.def: New file.
17568 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17570 (cgraph_check_inline_limits): Change type of REASON to pointer to
17571 cgraph_inline_failed_t. Replace reason strings with enums.
17572 (cgraph_default_inline_p): Ditto.
17573 (cgraph_recursive_inlining_p): Ditto.
17574 (update_caller_keys): Change type of FAILED_REASON to
17575 cgraph_inline_failed_t.
17576 (cgraph_set_inline_failed): Change type of REASON to pointer to
17577 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17578 convert enums to strings for text output.
17579 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17580 to be of type cgraph_inline_failed_t. Replace reason strings with
17581 enums. Call cgraph_inline_failed_string to covert enums
17582 to strings for text output.
17583 (cgraph_decide_inlining): Replace reason strings with enums.
17584 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17585 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17587 * tree-inline.c (expand_call_inline): Change type of REASON
17588 to cgraph_inline_failed_t. Replace reason strings with enums.
17589 Call cgraph_inline_failed_string for text output.
17590 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17593 2009-03-28 Jan Hubicka <jh@suse.cz>
17595 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17596 cgraph_clone_node): Remove master clone handling.
17597 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17598 * cgraph.h (master_clone): Remove.
17599 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17600 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17601 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17603 2009-03-28 Jan Hubicka <jh@suse.cz>
17605 * cgraph.c (cgraph_function_body_availability): Functions declared
17606 inline are always safe to assume that it is not going to be replaced.
17608 2009-03-28 Richard Guenther <rguenther@suse.de>
17610 PR tree-optimization/38513
17611 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17612 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17613 EXC_PTR_EXPR and FILTER_EXPR.
17614 (get_ref_from_reference_ops): Likewise.
17616 2009-03-28 Richard Guenther <rguenther@suse.de>
17618 PR tree-optimization/38968
17619 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17620 Use FLOOR_MOD_EXPR to compute misalignment.
17622 2009-03-28 Richard Guenther <rguenther@suse.de>
17624 PR tree-optimization/37795
17625 * tree.h (combine_comparisons): Declare.
17626 * fold-const.c (combine_comparisons): Export.
17627 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17629 (ifcombine_iforif): Use combine_comparisons.
17631 2009-03-28 Jan Hubicka <jh@suse.cz>
17633 * tree-eh.c (inlinable_call_p): New function.
17634 (make_eh_edges): Use it.
17635 (verify_eh_edges): Use it.
17636 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17637 * except.c (reachable_next_level): Add inlinable_function argument
17638 (sjlj_find_directly_reachable_regions): Update.
17639 (add_reachable_handler): Do not set saw_any_handlers.
17640 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17641 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17642 Add new inlinable call parameter.
17643 (can_throw_internal, can_throw_external): Update.
17644 * except.h (can_throw_internal_1, can_throw_external_1,
17645 foreach_reachable_handler): Update declaration.
17647 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17649 * config/arm/t-arm-coff, config/h8300/coff.h,
17650 config/i386/i386-aout.h, config/i386/i386-coff.h,
17651 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17652 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17653 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17654 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17655 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17656 sys-types.h: Remove.
17657 * Makefile.in: Remove protoize and fixproto support and references
17659 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17660 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17662 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17663 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17664 unprotoize$(exeext).
17665 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17666 (.PHONY): Don't depend on proto.
17667 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17668 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17669 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17670 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17671 build/gen-protos.o, build/scan.o, xsys-protos.h,
17672 build/fix-header$(build_exeext), build/fix-header.o,
17673 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17674 stmp-install-fixproto): Remove.
17675 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17676 SYSCALLS.c or fixproto files.
17677 (install-common): Don't install protoize.
17678 (install-headers-tar, install-headers-cpio, install-headers-cp):
17679 Don't depend on $(STMP_FIXPROTO).
17680 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17681 install fixproto files or write out fixproto settings.
17682 (uninstall): Don't uninstall protoize.
17683 * config.gcc (use_fixproto): Remove.
17684 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17685 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17686 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17687 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17688 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17689 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17690 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17691 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17692 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17693 * config/t-vxworks (STMP_FIXPROTO): Remove.
17694 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17695 STMP_FIXPROTO): Remove.
17696 * config.in, configure: Regenerate.
17697 * crtstuff.c (gid_t, uid_t): Don't undefine.
17698 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17699 (arm-*-coff, arm-*-aout: Remove target entries.
17700 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17701 Remove mention of AIX 4.1.
17702 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17703 * doc/invoke.texi (Running Protoize): Remove.
17704 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17705 (Protoize Caveats): Remove.
17706 * tsystem.h: Update comments on headers assumed to exist.
17708 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17710 * genautomata.c: Add a new year to the copyright. Add a new
17712 (struct insn_reserv_decl): Add comments for member bypass_list.
17713 (find_bypass): Remove.
17714 (insert_bypass): New.
17715 (process_decls): Use insert_bypass.
17716 (output_internal_insn_latency_func): Output all bypasses with the
17717 same input insn in one switch case.
17719 * rtl.def (define_bypass): Describe bypass choice.
17720 * doc/md.texi (define_bypass): Ditto.
17722 2009-03-27 Richard Guenther <rguenther@suse.de>
17724 * gimplify.c (mark_addressable): Export.
17725 * tree-flow.h (mark_addressable): Declare.
17726 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17727 * tree-ssa.c (verify_phi_args): Verify that address taken
17728 variables have TREE_ADDRESSABLE set.
17730 2009-03-27 Richard Guenther <rguenther@suse.de>
17732 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17733 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17734 Do not mark decls TREE_ADDRESSABLE.
17735 (build_fold_addr_expr): Adjust.
17736 (fold_addr_expr): Remove.
17737 (fold_unary): Use build_fold_addr_expr.
17738 (fold_comparison): Likewise.
17739 (split_address_to_core_and_offset): Likewise.
17740 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17742 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17743 (gimplify_modify_expr_to_memcpy): Mark source and destination
17745 * omp-low.c (create_omp_child_function): Mark the object decl
17747 (lower_rec_input_clauses): Mark the var we take the address of
17749 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17751 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17753 PR middle-end/39315
17754 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17755 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17757 2009-03-27 Richard Guenther <rguenther@suse.de>
17759 PR tree-optimization/39120
17760 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17762 (handle_lhs_call): Process return constraints. Add escape
17763 constraints if necessary.
17764 (handle_const_call): Fill out return constraints. Make nested
17765 case more precise. Avoid consttmp if possible.
17766 (handle_pure_call): Fill out return constraints. Avoid
17767 callused if possible.
17768 (find_func_aliases): Simplify call handling.
17770 2009-03-27 Richard Guenther <rguenther@suse.de>
17772 PR tree-optimization/39120
17773 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17774 as a representative.
17775 (solve_graph): Do propagate CALLUSED.
17776 (handle_pure_call): Use a scalar constraint from CALLUSED for
17778 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17784 * c-common.c (handle_aligned_attribute): Properly check alignment
17785 overflow. Use (1U << i) instead of (1 << i).
17787 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17789 * expr.h (get_mem_align_offset): Updated.
17791 * tree.h (tree_decl_common): Change align to "unsigned int" and
17792 move it before pointer_alias_set.
17794 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17795 Jakub Jelinek <jakub@redhat.com>
17798 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17799 gr_register_operand with gr_reg_or_0_operand.
17800 (cmpxchg_rel_di): Likewise.
17801 (sync_lock_test_and_set<mode>): Likewise.
17803 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17805 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17806 (true_regnum): Likewise.
17808 * rtlanal.c (subreg_info): Moved to ...
17809 * rtl.h (subreg_info): Here. New.
17810 (subreg_get_info): New.
17812 * rtlanal.c (subreg_get_info): Make it extern.
17814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17817 * config/i386/i386.c (ix86_abi): New.
17818 (override_options): Handle -mabi=.
17819 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17820 (ix86_call_abi_override): Likewise.
17821 (init_cumulative_args): Likewise.
17822 (function_arg_advance): Likewise.
17823 (function_arg_64): Likewise.
17824 (function_arg): Likewise.
17825 (ix86_pass_by_reference): Likewise.
17826 (ix86_function_value_regno_p): Likewise.
17827 (ix86_build_builtin_va_list_abi): Likewise.
17828 (setup_incoming_varargs_64): Likewise.
17829 (is_va_list_char_pointer): Likewise.
17830 (ix86_init_machine_status): Likewise.
17831 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17832 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17833 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17834 (ix86_function_abi): Make it static and return enum calling_abi.
17835 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17837 (ix86_fn_abi_va_list): Updated.
17839 * config/i386/i386.h (ix86_abi): New.
17840 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17841 (CONDITIONAL_REGISTER_USAGE): Likewise.
17842 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17843 (machine_function): Likewise.
17845 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17847 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17848 (STACK_BOUNDARY): Likewise.
17849 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17851 * config/i386/i386.opt (mabi=): New.
17853 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17854 return enum calling_abi.
17855 (ix86_function_type_abi): Likewise.
17856 (ix86_function_abi): Removed.
17858 * doc/invoke.texi: Document -mabi= option for x86.
17860 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17862 * builtins.c (real_dconstp): Delete.
17863 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17865 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17866 Jakub Jelinek <jakub@redhat.com>
17869 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17870 (gen_subprogram_die): When a function is explicit, generate the
17871 DW_AT_explicit attribute.
17872 * langhooks.h (struct lang_hooks_for_decls): Add
17873 function_decl_explicit_p langhook.
17874 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17875 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17877 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17879 * builtins.c (fold_builtin_memory_op): Optimize memmove
17880 into memcpy if we can prove source and destination don't overlap.
17882 * tree-inline.c: Include gt-tree-inline.h.
17883 (clone_fn_id_num): New variable.
17884 (clone_function_name): New function.
17885 (tree_function_versioning): Use it.
17886 * Makefile.in (GTFILES): Add tree-inline.c.
17888 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17890 * BASE-VER: Change to 4.5.0.
17892 2009-03-27 Xinliang David Li <davidxl@google.com>
17894 PR tree-optimization/39557
17895 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17897 2009-03-27 Xinliang David Li <davidxl@google.com>
17899 PR tree-optimization/39548
17900 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17903 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17905 * c-common.c (pointer_int_sum): Use %wd on return from
17908 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17910 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17911 on return from tree_low_cst.
17913 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17916 * ginclude/stdarg.h (va_copy): Define also for
17917 __GXX_EXPERIMENTAL_CXX0X__.
17919 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17922 * builtins.h (c_strlen): Do not warn here.
17923 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17924 * c-common.c (pointer_int_sum): Take an explicit location.
17925 Warn about offsets out of bounds.
17926 * c-common.h (pointer_int_sum): Adjust declaration.
17928 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17930 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17933 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17936 * opts.c (warn_if_disallowed_function_p): Don't assume
17937 get_callee_fndecl must return non-NULL.
17939 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17941 PR rtl-optimization/39522
17942 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17943 when reg_reloaded_valid is set.
17945 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17947 * config/spu/divv2df3.c: New file.
17948 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17949 (DPBIT_FUNCS): Filter out _div_df.
17951 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17953 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17954 a jump insn, count that jump in the distance to the loop start.
17956 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17959 * config/sh/sh.c (calc_live_regs): Fix condition for global
17960 registers except PIC_OFFSET_TABLE_REGNUM.
17962 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17965 * doc/invoke.texi (-mconsole): New.
17967 (-mno-cygwin): New.
17969 (-mnop-fun-dllimport): New.
17973 (sub section "i386 and x86-64 Windows Options"): New.
17975 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17977 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17978 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17980 2009-03-25 Richard Guenther <rguenther@suse.de>
17982 PR middle-end/39497
17983 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17986 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17988 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17989 neither of haifa/selective schedulers are working.
17991 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17993 * doc/invoke.texi (Debugging Options): Fix description of
17994 -fno-merge-debug-strings.
17996 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17998 * config/cris/libgcc.ver: New version-script.
17999 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18001 * configure.ac <GAS features, nop mnemonic>: Add pattern
18002 crisv32-*-* for "nop".
18003 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18004 * configure: Regenerate.
18006 2009-03-24 Ira Rosen <irar@il.ibm.com>
18008 PR tree-optimization/39529
18009 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18010 mark_sym_for_renaming for the tag copied to the new vector
18013 2009-03-24 Arthur Loiret <aloiret@debian.org>
18015 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18016 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18017 EXTRA_SPEC_FUNCTIONS.
18018 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18019 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18020 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18021 -march and -mtune options.
18023 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18025 * config/m68k/t-rtems: Add m5329 multilib.
18027 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18028 Jakub Jelinek <jakub@redhat.com>
18031 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18034 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18037 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18038 instead of c_parser_expression_conv, if original_code isn't one of the
18039 4 allowed comparison codes, fail.
18041 2009-03-23 Richard Guenther <rguenther@suse.de>
18043 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18044 * tree.h (struct tree_type): Likewise.
18045 * reload.h (struct insn_chain): Likewise.
18046 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18047 * function.h (struct function): Likewise.
18048 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18050 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18052 PR tree-optimization/39516
18053 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18055 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18057 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18058 should be set true if BITS_PER_WORD of target is bigger than 32
18060 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18062 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18063 Translate -B-options to -rpath-link. Correct existing
18064 rpath-link and conditionalize on !nostdlib.
18066 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18068 * doc/extend.texi (Function Attributes, Variable Attributes):
18070 * doc/invoke.texi (Debugging Options, Optimize Options)
18071 (i386 and x86-64 Options, MCore Options): Likewise.
18073 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18076 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18077 it for block local namespace aliases.
18078 (gen_decl_die): Pass context_die to gen_namespace_die.
18080 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18083 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18084 minimum or maximum value.
18086 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18088 * reginfo.c (globalize_reg): Recompute derived reg sets.
18090 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18093 * libgcc2.c (mprotect): Do not use signed arguments for
18094 VirtualProtect, use DWORD arguments. Also fix the 'may
18095 be used uninitialized' warning for the np variable.
18097 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18100 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18101 functions using regparm calling conventions when not optimizing.
18102 (ix86_function_sseregparm): Similarly for sseregparm calling
18105 2009-03-19 Li Feng <nemokingdom@gmail.com>
18107 PR middle-end/39500
18108 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18109 dependence if the first conflict is after niter iterations.
18111 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18113 PR middle-end/38609
18114 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18115 functions with dynamic stack-pointer adjustments.
18117 2009-03-19 Ben Elliston <bje@au.ibm.com>
18119 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18120 option; change to -msdata=data.
18122 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18124 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18127 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18130 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18132 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18134 * doc/invoke.texi (Code Gen Options): Expand discussion of
18137 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18139 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18140 * matrix-reorg.c (struct matrix_info): Likewise.
18141 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18142 * rtl.h (struct mem_attrs): Likewise.
18143 * df.h (struct df): Likewise.
18144 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18145 * ira-int.h (struct ira_allocno): Likewise.
18146 * df-scan.c (struct df_collection_rec): Likewise.
18147 * ira.c (struct equivalence): Likewise.
18148 * function.c (struct temp_slot): Likewise.
18149 * cfgloop.h (struct loop): Likewise.
18152 * function.c (use_register_for_decl): When not optimizing, disregard
18153 register keyword for variables with types containing methods.
18155 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18157 PR middle-end/39447
18158 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18159 (is_simple_operand): Call contains_component_ref_p before calling data
18160 reference analysis that would fail on COMPONENT_REFs.
18162 * tree-vrp.c (search_for_addr_array): Fix formatting.
18164 2009-03-18 Richard Guenther <rguenther@suse.de>
18166 * tree-vect-transform.c (vect_loop_versioning): Fold the
18167 generated comparisons.
18168 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18169 (slpeel_tree_peel_loop_to_edge): Likewise.
18171 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18173 PR middle-end/37805
18174 * opts.c (print_specific_help): In addition to `undocumented',
18175 accept `separate' and `joined' flags if passed alone. Describe
18176 output by the first matched one of those.
18177 (common_handle_option): Skip over empty strings.
18178 * gcc.c (display_help): Fix help string for `--help='.
18179 * doc/invoke.texi (Option Summary, Overall Options): With
18180 `--help=', classes and qualifiers can both be repeated, but
18181 only the latter can be negated. One should not pass only
18182 negated qualifiers. Fix markup and examples.
18185 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18186 PR middle-end/37805
18187 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18188 and -fhelp=separate.
18190 2009-03-17 Jing Yu <jingyu@google.com>
18192 PR middle-end/39378
18193 * function.h (struct rtl_data): Move is_thunk from here...
18194 (struct function): ...to here.
18195 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18196 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18198 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18200 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18201 (alpha_output_function_end_prologue): Likewise.
18202 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18203 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18204 (rs6000_output_function_epilogue): Likewise.
18205 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18207 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18210 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18211 from different units in a single alternative.
18212 (*truncdfsf_i387): Ditto.
18213 (*truncxfsf2_mixed): Ditto.
18214 (*truncxfdf2_mixed): Ditto.
18216 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18218 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18219 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18222 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18223 unused non-artificial variables when not optimizing.
18226 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18227 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18228 NAMESPACE_DECL in its DECL_INITIAL.
18230 PR middle-end/39443
18231 * optabs.c (set_user_assembler_libfunc): New function.
18232 * expr.h (set_user_assembler_libfunc): New prototype.
18233 * c-common.c: Include libfuncs.h.
18234 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18235 for memcmp, memset, memcpy, memmove and abort.
18236 * Makefile.in (c-common.o): Depend on libfuncs.h.
18239 * dwarf2out.c (gen_inlined_enumeration_type_die,
18240 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18241 gen_tagged_type_instantiation_die): Removed.
18242 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18245 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18248 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18250 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18251 (check-parallel-%): Ditto.
18252 (check-consistency): Ditto.
18254 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18256 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18257 local variable rhs by NULL_TREE.
18259 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18262 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18264 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18267 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18269 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18272 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18273 for ms->sysv ABI calls only in 64bit mode.
18275 * config/i386/i386.md (untyped_call): Support 32bit.
18277 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18279 * doc/extend.texi: Replace x86_65 with x86_64.
18281 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18283 PR tree-optimization/39455
18284 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18285 mismatches for POINTER_TYPE_P (type).
18286 (number_of_iterations_le): Likewise.
18288 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18290 * config/picochip/picochip.c: Removed profiling support.
18291 * config/picochip/picochip.md: Removed profiling instruction.
18292 * config/picochip/picochip.h: Removed profiling builtin.
18294 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18296 * doc/install.texi (--with-host-libstdcxx): Document.
18298 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18301 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18302 generate a warning if the function name does not begin with
18303 "__vector" and the function has either the 'signal' or 'interrupt'
18304 attribute, from here to ...
18305 (avr_declare_function_name): ...here. New function.
18306 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18307 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18309 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18312 * cse.c (fold_rtx): Don't modify original const_arg1 when
18313 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18314 separate variable instead.
18315 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18316 from out of range shift counts.
18317 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18319 2009-03-13 Catherine Moore <clm@codesourcery.com>
18321 * config/i386/x-mingw32 (host-mingw32.o): Replace
18322 diagnostic.h with $(DIAGNOSTIC_H).
18324 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18327 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18329 * config/i386/sync.md (sync_compare_and_swap<mode>,
18330 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18331 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18333 (sync_double_compare_and_swapdi_pic,
18334 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18335 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18337 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18340 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18342 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18346 (avx_addsubv4df3): Likewise.
18347 (*avx_addsubv4sf3): Likewise.
18348 (sse3_addsubv4sf3): Likewise.
18350 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18353 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18355 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18358 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18359 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18360 registers for allocnos created from user-defined variables.
18362 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18365 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18366 of non-integer mode as well.
18368 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18370 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18371 for functions for which the parameter types are unknown.
18373 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18376 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18377 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18378 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18379 * config/i386/i386.c (ix86_local_alignment): For
18380 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18381 long long variables on the stack to avoid dynamic realignment.
18382 Allow the first argument to be a decl rather than type.
18383 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18385 2009-03-11 Nick Clifton <nickc@redhat.com>
18388 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18390 Add description to mno-lsim option.
18391 * config/mcore/mcore.h: Remove comment about deprecated m4align
18393 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18394 * doc/invoke.texi: Add description of mno-lsim and
18395 mstack-increment options.
18397 * config/fr30/fr30.opt: Document the -mno-lsim option.
18398 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18399 and -mno-lsim options.
18401 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18403 * fold-const.c (fold_comparison): Only call fold_inf_compare
18404 if the mode supports infinities.
18406 2009-03-11 Jason Merrill <jason@redhat.com>
18409 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18410 end already did. Notice GIMPLE_CALL modifications of the result.
18411 Don't copy debug information from an ignored decl or a decl from
18414 2009-03-10 Richard Guenther <rguenther@suse.de>
18415 Nathan Froyd <froydnj@codesourcery.com>
18417 PR middle-end/37850
18418 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18419 (__divMODE3): Likewise.
18421 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18423 PR tree-optimization/39394
18424 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18425 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18427 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18429 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18430 inline asms for register asm ("") declarations.
18432 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18434 * fold-const.c (fold_unary): Fix comment.
18436 2009-03-07 Jan Hubicka <jh@suse.cz>
18439 * tree-inline.c (setup_one_parameter): Do replacement of const
18440 argument by constant in SSA form.
18442 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18444 PR middle-end/38028
18445 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18446 determine alignment passed to assign_stack_local.
18447 (assign_parms_unsplit_complex): Likewise.
18448 * except.c (sjlj_build_landing_pads): Likewise.
18450 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18452 PR middle-end/39360
18453 * tree-flow.h (add_referenced_var): Return bool instead of void.
18454 * tree-dfa.c (add_referenced_var): Return result of
18455 referenced_var_check_and_insert call.
18456 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18457 of referenced_var_check_and_insert.
18460 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18461 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18462 DIE, don't emit it if abstract origin already has it.
18463 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18464 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18466 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18468 * genpreds.c (needs_variable): Fix parentheses at variable name
18470 (write_tm_constrs_h): Indent generated code.
18472 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18474 * doc/extend.texi (Function Attributes): Add documentation
18475 for isr attributes.
18477 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18480 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18481 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18483 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18485 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18488 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18491 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18492 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18494 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18496 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18497 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18498 constants instead of magic numbers.
18499 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18501 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18502 (x86_64_ms_abi_int_parameter_registers): Ditto.
18503 (x86_64_int_return_registers): Ditto.
18504 (ix86_maybe_switch_abi): Ditto.
18505 (ix86_expand_call): Ditto for clobbered_registers array.
18506 (ix86_hard_regno_mode_ok): Ditto.
18507 (x86_extended_QIreg_mentioned_p): Ditto.
18509 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18511 PR tree-optimization/39349
18512 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18514 * combine.c (gen_lowpart_for_combine): Use omode when generating
18517 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18519 PR rtl-optimization/39235
18520 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18522 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18524 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18526 2009-03-04 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/39362
18529 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18530 that occur in abnormal PHIs should be varying.
18532 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18534 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18536 (simple_iv): Take loop as an argument instead of statement.
18537 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18538 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18540 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18542 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18543 * matrix-reorg.c (analyze_transpose): Ditto.
18544 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18545 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18546 * tree-predcom.c (ref_at_iteration): Ditto.
18547 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18549 2009-03-04 Richard Guenther <rguenther@suse.de>
18551 PR tree-optimization/39358
18552 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18553 escaped_id and callused_id.
18554 (solve_graph): Likewise.
18556 2009-03-04 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/39339
18559 * tree-sra.c (try_instantiate_multiple_fields): Make it
18560 no longer ICE on the above.
18562 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18564 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18565 that fits within Pmode.
18567 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18569 PR middle-end/10109
18570 * tm.texi (LIBCALL_VALUE): Update description.
18572 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18574 PR middle-end/34443
18575 * doc/extend.texi (section): Update description.
18577 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18579 PR middle-end/39345
18580 * tree-inline.c (remapped_type): New.
18581 (can_be_nonlocal): Call remapped_type instead of remap_type.
18583 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18586 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18587 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18589 2009-03-03 Richard Guenther <rguenther@suse.de>
18591 PR middle-end/39272
18592 * tree.c (tree_nonartificial_location): New function.
18593 * tree.h (tree_nonartificial_location): Declare.
18594 * builtins.c (expand_builtin_memory_chk): Provide location
18595 of the call location for artificial function pieces.
18596 (maybe_emit_chk_warning): Likewise.
18597 (maybe_emit_sprintf_chk_warning): Likewise.
18598 (maybe_emit_free_warning): Likewise.
18599 * expr.c (expand_expr_real_1): Likewise.
18601 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18603 PR tree-optimization/39343
18604 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18605 COMPONENT_REF t has ARRAY_TYPE.
18607 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18609 PR middle-end/39335
18610 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18611 when the type precision of the induction variable should be
18612 larger than the type precision of nit.
18613 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18614 * graphite.c (graphite_loop_normal_form): Same.
18615 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18617 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18619 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18620 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18621 numbers to describe clobbered registers.
18622 (*call_value_0_rex64_ms_sysv): Ditto.
18623 * config/i386/mmx.md (mmx_emms): Ditto.
18624 (mmx_femms): Ditto.
18626 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18628 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18631 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18633 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18634 (spu_section_type_flags): New function.
18636 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18639 reg_class_contents of FLOAT_REGS into a temporary.
18641 2009-03-02 Richard Guenther <rguenther@suse.de>
18642 Ira Rosen <irar@il.ibm.com>
18644 PR tree-optimization/39318
18645 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18646 information to the vectorized statement.
18648 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18650 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18651 variable. Use defined names instead of magic constants for REX SSE
18654 2009-03-01 Richard Guenther <rguenther@suse.de>
18656 PR tree-optimization/39331
18657 * omp-low.c (lower_send_shared_vars): Do not receive new
18658 values for the reference of DECL_BY_REFERENCE parms or results.
18660 2009-03-01 Jan Hubicka <jh@suse.cz>
18663 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18664 BLOCK_NONLOCALIZED_VAR): New macros.
18665 (tree_block): Add nonlocalized_vars.
18666 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18667 gen_decl_die): Add origin argument. Allow generation of die with
18668 origin at hand only.
18669 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18670 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18672 (gen_block_die): Fix checking for unused blocks.
18673 (process_scope_var): Break out from .... ; work with origins only.
18674 (decls_for_scope) ... here; process nonlocalized list.
18675 (dwarf2out_ignore_block): Look for nonlocalized vars.
18676 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18678 (dump_scope_block): Dump them.
18679 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18680 (remap_block): Likewise.
18681 (can_be_nonlocal): New predicate.
18682 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18684 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18686 * configure: Regenerate.
18688 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18690 * optc-gen.awk: No need to duplicate option flags twice.
18691 Reuse help texts for duplicate options which do not have any.
18693 * gcc.c (display_help): Document --version.
18695 * gcc.c (main): If print_help_list and verbose_flag, ensure
18696 driver output comes before subprocess output.
18698 * optc-gen.awk: Assign all remaining fields to help string,
18699 space-separated, for multi-line help in *.opt.
18701 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18702 -Wno-pedantic-ms-format is for MinGW targets only.
18704 * doc/options.texi (Option file format): Fix bad indentation,
18705 restoring dropped sentence.
18707 2009-02-28 Jan Hubicka <jh@suse.cz>
18709 * tree-inline.c (tree_function_versioning): Output debug info.
18711 2009-02-28 Jan Hubicka <jh@suse.cz>
18714 * tree-inline.c (setup_one_parameter): Do not copy propagate
18715 arguments when not optimizing.
18717 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18720 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18721 (avx_addsubv4df3): Likewise.
18722 (*avx_addsubv4sf3): Likewise.
18723 (sse3_addsubv4sf3): Likewise.
18724 (*avx_addsubv2df3): Likewise.
18725 (sse3_addsubv2df3): Likewise.
18726 (avx_unpckhps256): Correct item selectors.
18727 (avx_unpcklps256): Likewise.
18728 (avx_unpckhpd256): Likewise.
18729 (avx_unpcklpd256): Likewise.
18731 2009-02-28 Jan Hubicka <jh@suse.cz>
18733 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18735 (copy_arguments_for_versioning): If var is declared don't declare it.
18736 (tree_function_versioning): First setup substitutions and then copy
18739 2009-02-27 Jan Hubicka <jh@suse.cz>
18742 * cgraph.h (varpool_output_debug_info): Remove.
18743 * cgraphunit.c (varpool_output_debug_info): Remove.
18744 * dwarf2out.c (deferred_locations_struct): New struct
18745 (deferred_locations): New type.
18746 (deferred_locations_list): New static var.
18747 (deffer_location): New function.
18748 (gen_variable_die): Use it.
18749 (decls_for_scope): Output info on local static vars.
18750 (dwarf2out_finish): Process deferred locations.
18751 * varpool.c (varpool_output_debug_info): Remove.
18753 2009-02-27 Jan Hubicka <jh@suse.cz>
18756 * tree.h (TREE_PROTECTED): Fix comment.
18757 (BLOCK_HANDLER_BLOCK): Remove.
18758 (struct tree_block): Remove handler_block add body_block.
18759 (inlined_function_outer_scope_p): New.
18760 (is_body_block): Remove.
18761 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18762 * dwarf2out.c (is_inlined_entry_point): Remove.
18763 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18764 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18766 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18767 * gimplify.c (gimplify_expr): Gimplify body blocks.
18768 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18769 block with multiple subblocks.
18770 (dump_scope_block): Prettier output; dump more flags and info.
18771 (dump_scope_blocks): New.
18772 (remove_unused_locals): Use dump_scope_blocks.
18773 * tree-flow.h (dump_scope_blocks): Declare.
18774 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18775 * stmt.c (is_body_block): Remove.
18776 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18777 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18779 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18781 PR middle-end/39308
18782 * graphite.c (graphite_loop_normal_form): Do not call
18783 number_of_iterations_exit from a gcc_assert.
18785 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18787 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18788 jumps if COND is NULL.
18789 (find_cond_jump): New function.
18790 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18791 * config/s390/s390.md: Remove z10_cobra attribute value.
18793 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18795 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18796 force_const_mem returns NULL_RTX.
18798 2009-02-26 Jan Hubicka <jh@suse.cz>
18801 * cgraph.h (varpool_output_debug_info): Remove.
18802 * cgraphunit.c (varpool_output_debug_info): Remove.
18803 * dwarf2out.c (deferred_locations_struct): New struct
18804 (deferred_locations): New type.
18805 (deferred_locations_list): New static var.
18806 (deffer_location): New function.
18807 (gen_variable_die): Use it.
18808 (decls_for_scope): Output info on local static vars.
18809 (dwarf2out_finish): Process deferred locations.
18810 * varpool.c (varpool_output_debug_info): Remove.
18812 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18814 PR rtl-optimization/39241
18815 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18816 to subreg_offset_representable_p.
18818 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18820 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18821 execute function prototype. Get f and nregs from max_reg_num
18822 and get_insns. Remove the first backward pass as it's dead,
18823 guard the forward pass by flag_expensive_optimizations.
18824 (rest_of_handle_regmove): Delete.
18825 (pass_regmove): Replace it with regmove_optimize.
18827 2009-02-25 Martin Jambor <mjambor@suse.cz>
18829 PR tree-optimization/39259
18830 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18831 calls_alloca function flags.
18832 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18833 calls are detected.
18835 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18837 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18838 flags_set_1_rtx, flags_set_1_set): Delete.
18839 (regmove_optimize): Do not call mark_flags_life_zones.
18841 2009-02-24 Julian Brown <julian@codesourcery.com>
18844 * config/arm/arm.c (require_pic_register): Only set
18845 cfun->machine->pic_reg once per function.
18847 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18849 * doc/invoke.texi (Link Options): Document an easier way to pass
18850 options that take arguments to the GNU linker using -Xlinker and -Wl.
18852 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18855 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18857 2009-02-24 Richard Guenther <rguenther@suse.de>
18860 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18862 2009-02-24 Richard Guenther <rguenther@suse.de>
18863 Zdenek Dvorak <ook@ucw.cz>
18865 PR tree-optimization/39233
18866 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18867 from converting them to a generic type.
18869 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18871 PR tree-optimization/39260
18872 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18873 contains a condition with a real type.
18874 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18876 2009-02-23 Jason Merrill <jason@redhat.com>
18879 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18880 narrowing_initializer_constant_valid_p.
18881 (narrowing_initializer_constant_valid_p): Don't return
18882 null_pointer_node for adding a pointer to itself.
18884 2009-02-23 Jan Hubicka <jh@suse.cz>
18887 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18890 2009-02-23 Jan Hubicka <jh@suse.cz>
18892 PR tree-optimization/37709
18893 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18894 * tree.h (block_ultimate_origin): Declare.
18895 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18896 * tree-ssa-live.c (remove_unused_scope_block_p):
18897 Eliminate blocks containig no instructions nor live variables nor
18899 (dump_scope_block): New function.
18900 (remove_unused_locals): Enable removal of dead blocks by default;
18901 enable dumping at TDF_DETAILS.
18903 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18905 * config/i386/i386.c (classify_argument): Don't allow COImode
18907 (function_arg_advance_32): Don't allow OImode.
18908 (function_arg_32): Likewise.
18909 (function_value_32): Likewise.
18910 (return_in_memory_32): Likewise.
18911 (function_arg_64): Remove OImode comment.
18913 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18916 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18917 ix86_expand_vector_set for V4DImode in 64bit mode only.
18918 (ix86_expand_vector_init_one_var): Likewise.
18920 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18922 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18924 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18927 * loop-iv.c: Revert last change.
18928 * emit-rtl.c: Likewise.
18930 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18933 * config/i386/i386.c (type_natural_mode): Remove an extra
18934 space in the warning message.
18935 (function_value_32): Handle 32-byte vector modes.
18936 (return_in_memory_32): Likewise.
18938 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18940 * loop-iv.c (truncate_value): New function.
18941 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18943 (lowpart_subreg): Move to...
18944 * emit-rtl.c: ...here.
18946 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18948 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18949 accidental and undocumented change at revision 140860.
18951 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18953 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18954 take gimple_seq * arguments.
18955 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18956 types_compatible_p langhook.
18958 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18959 Joseph Myers <joseph@codesourcery.com>
18961 * config/arm/arm.c (arm_builtin_va_list): New function.
18962 (arm_expand_builtin_va_start): Likewise.
18963 (arm_gimplify_va_arg_expr): Likewise.
18964 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18965 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18966 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18967 (va_list_type): New variable.
18968 (arm_mangle_type): Mangle va_list_type appropriately.
18970 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18972 PR middle-end/39157
18973 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18974 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18975 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18976 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18977 parameter to 1000 for -O1 by default.
18978 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18980 * loop-invariant.c: Include params.h.
18981 (move_loop_invariants): Don't call move_single_loop_invariants on
18984 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18986 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18987 offset when calculating bounds for indexing stack_usage_map. Fixes
18988 a buffer overflow with certain target setups.
18990 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18993 * calls.c (expand_call): Clear try_tail_call if caller and callee
18994 disagree in promotion of function return value.
18996 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18999 * c-common.c (c_determine_visibility): If visibility changed and
19000 DECL_RTL has been already set, call make_decl_rtl to update symbol
19003 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19006 * varasm.c (assemble_variable): Don't check DECL_NAME when
19007 globalizing a variable.
19009 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19012 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19013 expression before any __builtin_trap call.
19014 * c-typeck.c (build_function_call): Convert and check function
19015 arguments before generating a call to a trap. Evaluate the
19016 function arguments before the trap.
19018 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19021 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19022 (UNSPEC_FXAM_MEM): New unspec.
19023 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19024 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19025 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19027 2009-02-19 Richard Guenther <rguenther@suse.de>
19029 PR tree-optimization/39207
19030 PR tree-optimization/39074
19031 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19032 storedanything_tree): New.
19033 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19034 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19035 (build_succ_graph): Add edges from STOREDANYTHING to all
19037 (init_base_vars): Initialize STOREDANYTHING.
19038 (compute_points_to_sets): Free substitution info after
19039 building the succ graph.
19040 (ipa_pta_execute): Likewise.
19042 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19044 (do_ds_constraint): Do not add to special var or non-pointer
19046 (type_could_have_pointers): Split out from ...
19047 (could_have_pointers): ... here. For arrays use the element type.
19048 (create_variable_info_for): Initialize may_have_pointers.
19049 (new_var_info): Likewise.
19050 (handle_lhs_call): Make the HEAP variable unknown-sized.
19051 (intra_create_variable_infos): Use a type with pointers for
19052 PARM_NOALIAS, make it unknown-sized.
19054 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19057 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19059 2009-02-18 Jason Merrill <jason@redhat.com>
19062 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19063 value if DECL_EXTERNAL.
19064 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19065 * target.h (gcc_target::binds_local_p): Clarify "module".
19066 * tree.h (TREE_PUBLIC): Clarify "module".
19068 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19071 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19072 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19074 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19077 * c.opt (Wabi): Support C and ObjC.
19080 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19082 * config/i386/i386.c (classify_argument): Warn once about the ABI
19083 change when passing union with long double.
19085 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19087 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19090 * c-parser.c (c_parser_compound_statement): Always enter and leave
19093 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19096 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19098 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19100 PR tree-optimization/36922
19101 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19102 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19105 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19107 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19110 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19112 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19114 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19116 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19119 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19120 Richard Sandiford <rdsandiford@googlemail.com>
19122 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19123 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19124 (loongson_biadd): ...this.
19126 2009-02-17 Richard Guenther <rguenther@suse.de>
19128 PR tree-optimization/39202
19129 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19130 a var make sure to follow existing collapses.
19132 2009-02-17 Richard Guenther <rguenther@suse.de>
19134 PR middle-end/39214
19135 * langhooks.c (lhd_print_error_function): Check for NULL block.
19137 2009-02-17 Richard Guenther <rguenther@suse.de>
19139 PR tree-optimization/39204
19140 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19143 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19145 * config/soft-fp/double.h: Update from glibc CVS.
19147 2009-02-17 Richard Guenther <rguenther@suse.de>
19149 PR tree-optimization/39207
19150 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19151 strict-aliasing warnings for pointers pointing to NULL.
19153 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19156 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19157 skipping until next close brace.
19159 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19162 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19163 to function argument boundary.
19165 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19167 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19168 in the lea_add. Reload eventually constraints it properly.
19169 * config/picochip/constraints.md: Remove the target constraint
19170 "b", since it is not needed anymore.
19172 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19174 * gthr-dce.h: Uglify function parameter and local variable names.
19175 * gthr-gnat.h: Likewise.
19176 * gthr-mipssde.h: Likewise.
19177 * gthr-nks.h: Likewise.
19178 * gthr-posix95.h: Likewise.
19179 * gthr-posix.h: Likewise.
19180 * gthr-rtems.h: Likewise.
19181 * gthr-single.h: Likewise.
19182 * gthr-solaris.h: Likewise.
19183 * gthr-tpf.h: Likewise.
19184 * gthr-vxworks.h: Likewise.
19185 * gthr-win32.h: Likewise.
19187 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19190 * config/i386/i386.md: Restrict the new peephole2 to move
19191 between MMX/SSE registers.
19193 2009-02-15 Richard Guenther <rguenther@suse.de>
19196 2009-02-13 Richard Guenther <rguenther@suse.de>
19198 * configure.ac: Enable LFS.
19199 * configure: Re-generate.
19200 * config.in: Likewise.
19202 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19204 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19205 spu_srqwbyte, spu_srqwbytebc): Define.
19206 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19207 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19208 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19209 "shrqby_<mode>"): New insn-and-split patterns.
19210 * config/spu/spu.c (expand_builtin_args): Determine and return
19211 number of operands using spu_builtin_description data.
19212 (spu_expand_builtin_1): Use it.
19214 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19217 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19220 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19223 * config/i386/i386.c (override_options): Correct warning
19224 messages for -malign-loops, -malign-jumps and -malign-functions.
19226 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19229 * config/i386/i386.md: Restrict the new peephole2 to move
19230 between the general purpose registers.
19232 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19235 * config/i386/i386.c (type_natural_mode): Add a new argument.
19236 Return the original mode and warn ABI change if vector size is 32byte.
19237 (function_arg_advance): Updated.
19238 (function_arg): Likewise.
19239 (ix86_function_value): Likewise.
19240 (ix86_return_in_memory): Likewise.
19241 (ix86_sol10_return_in_memory): Likewise.
19242 (ix86_gimplify_va_arg): Likewise.
19243 (function_arg_32): Don't warn ABX ABI change here.
19244 (function_arg_64): Likewise.
19246 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19248 * loop-iv.c (implies_p): In the final case, test that operands 0
19249 of the two comparisons match.
19251 * config/bfin/bfin.c (find_prev_insn_start): New function.
19252 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19253 (find_next_insn_start): Move.
19255 2009-02-13 Richard Guenther <rguenther@suse.de>
19257 * configure.ac: Enable LFS.
19258 * configure: Re-generate.
19259 * config.in: Likewise.
19261 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19264 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19265 sizes on syntax error after some arguments have been parsed.
19267 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19269 * doc/invoke.texi (-fira): Remove.
19271 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19273 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19274 * recog.c: Likewise.
19277 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19279 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19280 (umul_ppmm): Likewise.
19281 (count_leading_zeros): Likewise.
19282 (count_trailing_zeros): Likewise.
19283 (UMUL_TIME): Likewise.
19285 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19287 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19288 soft-fp/t-softfp to tmake_file.
19290 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19291 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19292 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19293 IA64_BUILTIN_INFQ]: New.
19294 (ia64_init_builtins): Initialize __builtin_infq,
19295 __builtin_fabsq and __builtin_copysignq if not HPUX.
19296 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19297 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19299 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19301 (__fixtfti): Likewise.
19302 (__fixunstfti): Likewise.
19303 (__floattitf): Likewise.
19305 * config/ia64/libgcc-glibc.ver: New.
19306 * config/ia64/t-fprules-softfp: Likewise.
19307 * config/ia64/sfp-machine.h: Likewise.
19309 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19310 (LIBGCC2_TF_CEXT): Likewise.
19311 (TF_SIZE): Likewise.
19312 (TARGET_INIT_LIBFUNCS): Likewise.
19314 * config/ia64/t-glibc (SHLINB_MAPFILES):
19315 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19317 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19319 * config/i386/i386.c (construct_container): Rewrite processing
19320 BLKmode with X86_64_SSE_CLASS.
19322 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19325 * config/i386/i386.md: Replace simplify_replace_rtx with
19326 replace_rtx in the new peephole2.
19328 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19330 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19331 loop unrolling do not happen at -O2.
19333 2009-02-12 Michael Matz <matz@suse.de>
19335 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19337 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19339 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19342 2009-02-12 Ben Elliston <bje@au.ibm.com>
19344 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19345 patterns when updating the back chain. Missed in the 2009-02-10
19348 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19350 * doc/extend.texi (Decimal Floating Types): Update identifier of
19351 draft TR and list of missing support.
19353 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19355 PR middle-end/39154
19356 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19357 bit to variable length decl's flags, add it also to its
19358 pointer replacement variable.
19360 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19361 Jakub Jelinek <jakub@redhat.com>
19364 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19365 (memory_blockage): New expander.
19366 (*memory_blockage): New insn pattern.
19367 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19368 instead of general blockage at the end of function prologue when
19369 frame pointer is used to access red zone area. Do not emit blockage
19370 when profiling, it is emitted in generic code.
19371 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19372 function epilogue when frame pointer is used to access red zone area.
19374 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19377 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19378 by arithmetic with memory operands.
19379 * config/i386/predicates.md (commutative_operator): New.
19381 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19383 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19386 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19388 * alias.h (record_alias_subset): Declare.
19389 * alias.c (record_alias_subset): Make global.
19391 2009-02-10 Nick Clifton <nickc@redhat.com>
19393 * tree-parloops.c: Change license to GPLv3.
19394 * ipa-struct-reorg.c: Change license to GPLv3.
19395 * ipa-struct-reorg.h: Change license to GPLv3.
19397 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19400 * c-decl.c (start_struct): Return NULL on error.
19402 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19404 PR middle-end/39124
19405 * cfgloopmanip.c (remove_path): Call remove_bbs after
19406 cancel_loop_tree, not before it.
19409 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19410 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19411 VAR_DECLs were seen.
19412 * tree-ssa-live.c (remove_unused_locals): Recompute
19413 cfun->has_local_explicit_reg_vars.
19414 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19415 copies or clearings if cfun->has_local_explicit_reg_vars.
19417 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19420 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19421 of function prologue when frame pointer is used to access
19424 2009-02-10 Richard Guenther <rguenther@suse.de>
19426 PR middle-end/39127
19427 * gimplify.c (gimple_regimplify_operands): Always look if
19428 we need to create a temporary.
19430 2009-02-10 Richard Guenther <rguenther@suse.de>
19432 PR tree-optimization/39132
19433 * tree-loop-distribution.c (todo): New global var.
19434 (generate_memset_zero): Trigger TODO_rebuild_alias.
19435 (tree_loop_distribution): Return todo.
19437 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19440 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19441 (x86_64_reg_class_name): Removed.
19442 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19443 first one isn't X86_64_SSE_CLASS or any other ones aren't
19444 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19445 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19446 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19447 and 3 X86_64_SSEUP_CLASS.
19448 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19449 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19451 2009-02-10 Ben Elliston <bje@au.ibm.com>
19453 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19454 form instruction to update the stack back chain word, even if the
19455 user has disabled the generation of update instructions.
19456 (movdi_<mode>_update_stack): New.
19457 (movsi_update_stack): Likewise.
19458 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19459 always use an update form instruction to update the stack back
19462 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19464 PR middle-end/38953
19465 * graphite.c (if_region_set_false_region): After moving a region in
19466 the false branch of a condition, remove the empty dummy basic block.
19467 (gloog): Remove wrong fix for PR38953.
19469 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19471 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19472 generation due to implicit sign extension.
19474 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19476 PR middle-end/38981
19477 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19478 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19480 2009-02-09 Richard Guenther <rguenther@suse.de>
19482 PR middle-end/35202
19483 * convert.c (convert_to_real): Disable (float)fn((double)x)
19484 to fnf(x) conversion if errno differences may occur and
19485 -fmath-errno is set.
19487 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19489 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19490 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19491 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19493 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19496 * c-common.c (handle_alias_attribute): Disallow attribute for
19497 anything not a FUNCTION_DECL or VAR_DECL.
19499 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19502 * real.c (do_compare): Special-case compare of zero against
19503 decimal float value.
19505 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19508 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19509 as indicating flexible array members unless the field itself is
19510 being declarared as the incomplete array.
19512 2009-02-06 Jan Hubicka <jh@suse.cz>
19514 PR tree-optimization/38844
19515 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19516 is already inlined.
19518 2009-02-06 Richard Guenther <rguenther@suse.de>
19520 PR middle-end/38977
19521 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19522 fork because we may expand it as __gcov_fork.
19524 2009-02-06 Nick Clifton <nickc@redhat.com>
19526 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19528 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19530 PR tree-optimization/35659
19531 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19532 vn_phi_eq): Shortcut if hashcode does not match.
19533 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19535 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19536 and avoid iterative_hash_expr.
19537 (FOR_EACH_VALUE_ID_IN_SET): New.
19538 (value_id_compare): Remove.
19539 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19540 sort expressions by value id.
19542 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19545 * config/sh/predicates.md (general_movsrc_operand): Don't check
19546 the subreg of system registers here.
19548 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19551 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19552 on the copied decl.
19554 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19556 PR rtl-optimization/39110
19557 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19558 addresses, not aligned ones.
19560 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19561 Richard Guenther <rguenther@suse.de>
19563 PR tree-optimization/39100
19564 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19565 comment says and add edges.
19567 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19570 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19571 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19573 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19575 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19576 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19577 register_bb_in_sese, new_sese, free_sese): Moved.
19578 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19579 outermost_loop_in_scop, build_scop_iteration_domain,
19580 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19581 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19582 Use loop_in_sese_p instead of loop_in_scop_p.
19583 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19584 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19585 (scopdet_basic_block_info): Fix bug in scop detection.
19586 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19587 eq_loop_to_cloog_loop): Remove.
19588 (nb_loops_around_loop_in_scop, nb_loop
19589 ref_nb_loops): Moved here...
19590 * graphite.h (ref_nb_loops): ... from here.
19591 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19592 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19593 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19594 * testsuite/gcc.dg/graphite/scop-19.c: New
19596 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19597 Hans-Peter Nilsson <hp@axis.com>
19599 PR rtl-optimization/37889
19600 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19601 Move offset handling from PLUS to before the switch. Use new
19602 arguments when considering SYMBOL_REFs too.
19603 (rtx_addr_can_trap_p): Pass dummy offset and size.
19604 (enum may_trap_p_flags): Remove.
19605 (may_trap_p_1): Pass size from MEM_SIZE.
19607 PR rtl-optimization/38921
19608 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19609 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19610 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19611 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19613 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19615 AVX Programming Reference (January, 2009)
19616 * config/i386/sse.md (*vpclmulqdq): New.
19618 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19620 PR tree-optimization/38977
19621 PR gcov-profile/38292
19622 * calls.c (special_function_p): Disregard __builtin_ prefix.
19624 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19626 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19627 non-indexable addresses even before reload.
19629 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19632 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19633 as having variable size. Do not give an error for unnamed
19634 parameters with [*] declarators. Give a warning for type names
19635 with [*] declarators and mark them as variable size.
19636 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19637 for sizeof applied to [*] type names.
19639 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19642 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19644 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19646 * gcc.c (process_command): Update copyright notice dates.
19647 * gcov.c (print_version): Likewise.
19648 * gcov-dump.c (print_version): Likewise.
19649 * mips-tfile.c (main): Likewise.
19650 * mips-tdump.c (main): Likewise.
19652 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19655 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19656 for composite type involving a zero-length array type.
19658 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19661 * function.c (match_asm_constraints_1): Skip over
19662 initial optional % in the constraint.
19664 PR inline-asm/39059
19665 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19666 supported, don't accept FIXED_CSTs.
19667 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19668 and _Sat is used without _Fract/_Accum. Set specs->type to
19669 integer_type_node for cts_fract/cts_accum if fixed point is not
19672 2009-02-02 Catherine Moore <clm@codesourcery.com>
19674 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19676 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19678 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19679 (ABI_HAS_64BIT_SYMBOLS): Use it.
19680 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19682 2009-02-02 Paul Brook <paul@codesourcery.com>
19684 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19686 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19688 PR inline-asm/39058
19689 * recog.h (asm_operand_ok): Add constraints argument.
19690 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19691 recurse on matching constraint.
19692 (check_asm_operands): Pass constraints as 3rd argument to
19693 asm_operand_ok. Don't look up matching constraint here.
19694 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19697 2009-02-02 Ben Elliston <bje@au.ibm.com>
19699 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19700 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19702 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19704 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19705 information. Remove some obsolete information. Reorganize.
19707 * config/pa/fptr.c: Revert license to GPL 2.
19708 * config/pa/milli64.S: Likewise.
19710 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19713 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19714 LIBRARY name in, instead of hard-coding it.
19715 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19716 extra target make frag to tmake_files according to EH model.
19717 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19718 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19719 frags that define makefile variable EH_MODEL appropriately.
19720 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19721 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19722 to "-sjlj" according to type of EH configured.
19723 (LIBGCC_SONAME): Concatenate it to shared library base name.
19724 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19725 to "_sjlj" according to type of EH configured.
19726 (LIBGCC_SONAME): Concatenate it to shared library base name.
19727 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19728 (SHLIB_LINK): Add missing semicolon to if-else construct.
19729 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19730 string value of "pe_dll" command-line option.
19731 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19732 (SHLIB_SONAME): Use it when overriding t-cygming default.
19733 (SHLIB_IMPLIB): Override t-cygming default.
19734 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19735 string value of "pe_dll" command-line option.
19737 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19740 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19741 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19743 2009-01-31 Richard Guenther <rguenther@suse.de>
19745 PR tree-optimization/38937
19746 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19747 computing the transitive closure.
19749 2009-01-30 Richard Guenther <rguenther@suse.de>
19751 PR tree-optimization/39041
19752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19753 Propagate variable indices only if the types match for this stmt.
19755 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19758 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19759 inline but never defined.
19761 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19763 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19764 (*insv_h_di_reg_extimm): New insn.
19765 (*insv_l<mode>_reg_extimm): New insn.
19767 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19769 * config/picochip/picochip.c (flag_conserve_stack): set
19770 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19771 fconserve-stack. Reduce call-overhead used by inliner.
19773 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19776 * common.opt (flag_conserve_stack): Initialised to zero.
19778 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19781 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19782 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19785 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19787 * ira-color.c (allocno_reload_assign): Update comments.
19788 * regmove.c (regmove_optimize): Likewise.
19792 2009-01-29 Robert Millan <rmh@aybabtu.com>
19794 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19795 * config/i386/kopensolaris-gnu.h: New file. Undefine
19796 `MD_UNWIND_SUPPORT'.
19797 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19799 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19801 PR tree-optimization/39007
19802 * tree-loop-distribution.c (generate_builtin): Use
19803 recompute_dominator to compute the immediate dominator of the
19804 basic block just after the loop.
19806 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19808 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19809 (ASM_OUTPUT_DWARF_PCREL): Define.
19811 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19813 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19814 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19815 global. Modify entries about regmove and IRA.
19817 * ra-conflict.c: Remove the file.
19819 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19821 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19822 (pass_regclass_init): Rename to pass_reginfo_init.
19824 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19826 * toplev.h (flag_ira): Remove.
19828 * caller-save.c (setup_save_areas): Remove flag_ira.
19830 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19832 * global.c: Remove the file.
19834 * opts.c (decode_options): Remove flag_ira.
19836 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19838 * regmove.c: Modify file description.
19839 (find_use_as_address, try_auto_increment): Define them only if
19840 AUTO_INC_DEC is defined.
19841 (replacement_quality, replace_in_call_usage, fixup_match_1,
19842 stable_and_no_regs_but_for_p): Remove.
19843 (reg_set_in_bb): Make it static.
19844 (regmove_optimize): Remove flag_ira and code which worked for
19847 * local-alloc.c: Remove the file.
19849 * common.opt (fira): Remove.
19851 * ira.c: Include except.h.
19852 (eliminable_regset): Move from global.c.
19853 (mark_elimination): Ditto. Remove flag_ira.
19854 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19855 equiv_mem_modified, validate_equiv_mem_from_store,
19856 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19857 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19858 no_equiv, recorded_label_ref): Move from local-alloc.c.
19859 (update_equiv_regs): Ditto. Make it static.
19860 (print_insn_chain, print_insn_chains): Move it from global.c.
19861 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19862 (build_insn_chain): Ditto. Make it static.
19863 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19864 Rename to init_live_subregs.
19865 (gate_ira): Remove flag_ira.
19867 * regclass.c: Rename reginfo.c. Change file description.
19868 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19869 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19870 (init_reg_sets_1): Remove code for evaluation of
19871 reg_class_superclasses and losing_caller_save_reg_set.
19872 (init_regs): Remove init_reg_autoinc.
19873 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19874 ok_for_base_p_nonstrict): Remove.
19875 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19876 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19877 corresponding entries.
19878 (dump_regclass, record_operand_costs, scan_one_insn,
19879 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19880 record_address_regs, auto_inc_dec_reg_p): Remove.
19881 (gt-regclass.h): Rename to gt-reginfo.h.
19883 * rtl.h (dump_global_regs, retry_global_alloc,
19884 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19886 * Makefile.in (RA_H): Remove.
19887 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19888 Rename regclass.o to reginfo.o.
19889 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19891 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19892 (GTFILES): Rename regclass.c to reginfo.c.
19894 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19895 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19897 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19898 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19900 (finish_spills): Ditto. Remove code for !flag_ira.
19902 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19904 PR middle-end/35854
19905 * doc/invoke.texi (rtl debug options): Complete rewrite.
19906 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19908 * mode-switching.c (pass_mode_switching): Rename pass from
19909 "mode-sw" to "mode_sw".
19910 * except.c (pass_convert_to_eh_ranges): Rename pass from
19911 "eh-ranges" to "eh_ranges".
19912 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19916 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19917 Alexander Monakov <amonakov@ispras.ru>
19919 PR middle-end/38857
19920 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19922 (move_exprs_to_boundary): Change return type and pass through
19923 should_move from move_op. Relax assert. Update usage ...
19924 (schedule_expr_on_boundary): ... here. Use should_move instead of
19926 (move_op_orig_expr_found): Indicate that insn was disconnected from
19928 (code_motion_process_successors): Do not call after_merge_succs
19929 callback if original expression was not found when traversing any of
19931 (code_motion_path_driver): Change return type. Update prototype.
19932 (move_op): Update comment. Add a new parameter (should_move). Update
19933 prototype. Set *should_move based on indication provided by
19934 move_op_orig_expr_found.
19936 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19938 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19939 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19940 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19941 * config/rs6000/rs6000.c (rs6000_override_options): Default
19942 avoid-indexed-addresses on for Power6, off for everything else.
19943 (avoiding_indexed_address_p): New function.
19944 (rs6000_legitimize_address): Use it.
19945 (rs6000_legitimate_address): Likewise.
19946 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19948 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19950 PR tree-optimization/38997
19951 * tree-loop-distribution.c (generate_memset_zero): Use
19952 POINTER_PLUS_EXPR for a pointer addition.
19954 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19956 * config/s390/s390.md (bswap<mode>2): New pattern added.
19958 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19960 * config/s390/s390.md (*tls_load_31): Added type attribute.
19962 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19964 * config/s390/s390.md: Fix a few comments.
19966 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19968 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19969 (*tm<mode>_full): Fixed z10prop attribute.
19970 (*tst<mode>_extimm): Fixed z10prop attribute.
19971 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19972 (*tstqiCCT_cconly): Fixed z10prop attribute.
19973 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19974 (*movsi_larl): Fixed z10prop attribute.
19975 (*movsi_zarch): Fixed z10prop attribute.
19976 (*movsi_eas): Fixed z10prop attribute.
19977 (*movhi): Fixed z10prop attribute.
19978 (*movqi): Fixed z10prop attribute.
19979 (*movstrictqi): Fixed z10prop attribute.
19980 (*mov<mode>): Fixed z10prop attribute.
19981 (*movcc): Fixed z10prop attribute.
19982 (*sethighpartdi_64): Fixed z10prop attribute.
19983 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19984 (*negdi2_sign_cc): Fixed z10prop attribute.
19985 (*negdi2_sign): Fixed z10prop attribute.
19986 (*absdi2_sign_cc): Fixed z10prop attribute.
19987 (*absdi2_sign): Fixed z10prop attribute.
19988 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19989 (*negabsdi2_sign): Fixed z10prop attribute.
19990 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19991 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19992 (doloop_si64): Fixed z10prop attribute.
19993 (doloop_si31): Fixed z10prop attribute.
19994 (doloop_long): Fixed z10prop attribute.
19995 (indirect_jump): Fixed z10prop attribute.
19996 (nop): Fixed z10prop attribute.
19997 (main_base_64): Fixed z10prop attribute.
19998 (reload_base_64): Fixed z10prop attribute.
20000 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20002 PR rtl-optimization/38740
20003 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20005 * config/mips/mips.c (mips_reorg): Likewise.
20007 2009-01-28 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/38926
20010 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20011 with the correct value id to a value.
20012 (do_regular_insertion): Use the value number of edoubleprime
20013 for the value number of the expr.
20016 2008-08-21 Richard Guenther <rguenther@suse.de>
20018 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20019 a PHI ask VN if it is already available.
20020 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20021 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20023 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20025 PR middle-end/38934
20026 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20027 set to varying whenever max has TREE_OVERFLOW set, similarly
20028 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20030 2009-01-28 Richard Guenther <rguenther@suse.de>
20032 PR middle-end/38908
20033 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20034 uninitialized aggregate uses in call arguments.
20036 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20038 PR tree-optimization/38984
20039 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20040 the nothing_id variable if -fno-delete-null-pointer-checks.
20042 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20045 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20046 (set_got_offset_rex64): Ditto.
20048 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20051 * doc/extend.texi: Improve local variable with asm reg.
20053 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20055 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20056 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20057 was not supplied then set warn_packed_bitfield_compat to the
20058 default value of 1.
20059 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20062 2009-01-27 Richard Guenther <rguenther@suse.de>
20064 PR tree-optimization/38503
20065 * cfgexpand.c (expand_gimple_basic_block): Ignore
20066 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20067 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20068 variables that cannot have TBAA applied.
20069 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20072 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20074 PR middle-end/38969
20075 * calls.c (initialize_argument_information): Do not wrap complex
20076 arguments in SAVE_EXPR.
20078 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20080 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20081 (INSTALL_LIBGCC): Revert typo commit.
20083 2009-01-26 Richard Guenther <rguenther@suse.de>
20085 PR tree-optimization/38745
20086 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20087 from special handling.
20089 2009-01-26 Richard Guenther <rguenther@suse.de>
20091 PR tree-optimization/38745
20092 * tree-ssa.c (execute_update_addresses_taken): Do not include
20093 variables that cannot possibly be a register in not_reg_needs.
20094 Do not clear TREE_ADDRESSABLE on vars that may not become
20096 * tree-ssa.c (update_alias_info_1): Include those in the set
20097 of addressable vars.
20099 2009-01-26 Richard Guenther <rguenther@suse.de>
20101 PR middle-end/38851
20102 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20103 * tree-ssa-dse.c: Include langhooks.h
20104 (execute_simple_dse): Remove stores with zero size.
20106 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20109 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20112 2009-01-24 Julian Brown <julian@codesourcery.com>
20114 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20115 config/arm/linux-atomic.c.
20116 * config/arm/linux-atomic.c: New.
20118 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20120 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20121 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20122 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20124 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20127 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20130 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20132 PR tree-optimization/38953
20133 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20134 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20135 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20136 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20139 2009-01-24 Paul Brook <paul@codesourcery.com>
20141 * config/arm/neon.md (neon_type): Move to arm.md.
20142 (neon_mov<VSTRUCT>): Add neon_type attribute.
20143 * config/arm/arm.md (neon_type): Move to here.
20144 (conds): Add "unconditioal" and use as default for NEON insns.
20146 2009-01-24 Ben Elliston <bje@au.ibm.com>
20148 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20149 void *' warning from -Wc++-compat.
20150 * Makefile.in (dominance.o-warn): Remove.
20152 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20154 PR tree-optimization/38932
20155 * fold-const.c (fold_unary_ignore_overflow): New.
20156 * tree.h (fold_unary_ignore_overflow): Declare.
20157 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20158 * tree-ssa-sccvn.c (visit_reference_op_load,
20159 simplify_unary_expression): Likewise.
20161 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20163 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20164 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20165 regardless of their type.
20166 * c-common.c (handle_packed_attribute): Don't ignore packed on
20168 * c.opt (Wpacked-bitfield-compat): New warning option.
20169 * stor-layout.c (place_field): Warn if offset of a field changed.
20170 * doc/extend.texi (packed): Mention the ABI change.
20171 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20172 (Warning Options): Add it to the list.
20174 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20176 * c-opts.c (c_common_post_options): Fix a typo in comments.
20178 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20180 PR middle-end/38615
20181 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20182 variables to static.
20183 * doc/invoke.texi (-fmerge-all-constants): Update description.
20185 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20188 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20189 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20191 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20193 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20195 (LOCAL_ALIGNMENT): Similarly.
20197 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20198 Joseph Myers <joseph@codesourcery.com>
20200 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20201 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20202 * config/arm/arm-tune.md: Regenerate.
20203 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20206 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20208 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20209 version number to five.
20211 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20214 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20215 * c-common.c (set_underlying_type): Likewise.
20216 (is_typedef_decl ): Likewise
20218 (set_underlying_type): Likewise.
20219 (is_typedef_type): Likewise.
20221 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20223 PR middle-end/38587
20224 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20227 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20230 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20231 (LIBGCC_SPEC): Don't define.
20232 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20234 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20236 PR rtl-optimization/38879
20237 * alias.c (base_alias_check): Unaligned access via AND address can
20238 alias all surrounding object types except those with sizes equal
20239 or wider than the size of unaligned access.
20241 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20244 * c-decl.c (clone_underlying_type): Move this ...
20245 * c-common.c (set_underlying_type): ... here.
20246 Also, make sure the function properly sets TYPE_STUB_DECL() on
20247 the newly created typedef variant type.
20248 (is_typedef_decl ): New entry point.
20249 * tree.h: Added a new member member_types_needing_access_check to
20250 struct tree_decl_non_common.
20251 (set_underlying_type): New entry point.
20252 (is_typedef_type): Likewise.
20254 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20256 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20257 Check whether two instructions have memory references that
20258 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20259 are helper functions for traversing.
20260 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20261 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20262 not to draw dependency edge for instructions with non-conflicting
20265 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20268 * longlong.h: Update copyright years. Use soft-fp license notice.
20269 Sync __clz_tab declaration with glibc.
20271 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20274 * doc/extend.texi (syscall_linkage): New.
20275 (version_id): Modify.
20277 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20278 Richard Guenther <rguenther@suse.de>
20280 PR tree-optimization/38747
20281 PR tree-optimization/38748
20282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20283 conversion if the base address is an indirect reference and the
20284 aliasing sets could cause issues.
20286 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20288 * common.opt (fgraphite, fgraphite-identity): Add comment for
20289 explaining why these options are not documented.
20291 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20293 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20294 gimple_call_lhs is NULL.
20296 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20299 * emit-rtl.c (adjust_address_1): Make sure memref is never
20302 2009-01-20 Ben Elliston <bje@au.ibm.com>
20304 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20305 const qualifier from arg parameter. Remove unnecessary cast to char *.
20306 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20307 const qualifier from arg 2.
20309 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20311 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20313 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20316 * rtl.h (reinit_regs): New prototype.
20317 * regclass.c: Include ira.h.
20318 (reinit_regs): New.
20319 * Makefile.in (regclass.o): Add ira.h.
20320 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20322 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20325 * c-common.c (handle_aligned_attribute): Use
20326 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20327 default alignment value.
20329 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20331 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20332 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20334 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20335 __BIGGEST_ALIGNMENT__.
20337 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20339 2009-01-18 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/38819
20342 * tree-flow.h (operation_could_trap_helper_p): Declare.
20343 * tree-eh.c (operation_could_trap_helper_p): Export.
20344 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20345 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20346 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20347 are about to insert a possibly trapping instruction and fail
20350 2009-01-18 Andreas Schwab <schwab@suse.de>
20352 * doc/install.texi (Configuration): Remove obsolete paragraph
20353 about use of --with-gnu-ld with --with-gnu-as.
20355 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20357 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20358 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20359 Follow spelling conventions.
20361 2009-01-18 Ben Elliston <bje@au.ibm.com>
20363 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20364 C++ warning about implicit conversion from void * to struct
20366 (bitmap_obstack_free): Likewise for bitmap_element *.
20367 * Makefile.in (bitmap.o-warn): Remove.
20369 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20371 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20373 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20374 Tobias Grosser <tobi.grosser@amd.com>
20376 * graphite.c (graphite_trans_scop_block): Do not block single
20379 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20381 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20382 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20383 test with assertion.
20385 2009-01-16 Richard Guenther <rguenther@suse.de>
20387 PR tree-optimization/38835
20388 PR middle-end/36227
20389 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20390 and INT + PTR -> (INT)(PTR p+ INT) folding.
20391 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20393 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20396 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20397 the subreg from a lowpart subreg if it is also casting the value.
20399 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20400 Tobias Grosser <tobi.grosser@amd.com>
20402 * graphite.c (compare_prefix_loops): New.
20403 (build_scop_canonical_schedules): Rewritten.
20404 (graphite_transform_loops): Move build_scop_canonical_schedules
20405 after build_scop_iteration_domain.
20407 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20408 Tobias Grosser <tobi.grosser@amd.com>
20410 * graphite.c (add_conditions_to_domain): Add the loops to
20411 the dimension of the iteration domain. Do copy the domain
20412 only when it exists.
20413 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20414 (add_conditions_to_constraints): New.
20415 (can_generate_code_stmt, can_generate_code): Removed.
20416 (gloog): Do not call can_generate_code.
20417 (graphite_transform_loops): Call add_conditions_to_constraints
20418 after building the iteration domain.
20420 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20422 PR tree-optimization/38789
20423 * tree-ssa-threadedge.c
20424 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20425 __builtin_constant_p.
20427 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20429 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20430 examined before deleting them.
20432 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20434 * function.c (aggregate_value_p): Correctly extract the function
20435 type from CALL_EXPR_FN lookup.
20437 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20439 * config/picochip/picochip.c (picochip_override_options): Revert
20440 CFI asm flag disable commited previously.
20442 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20443 Tobias Grosser <tobi.grosser@amd.com>
20444 Jan Sjodin <jan.sjodin@amd.com>
20446 * graphite.c (scan_tree_for_params): On substractions negate
20447 all the coefficients of the term.
20448 (clast_to_gcc_expression_red): New. Handle reduction expressions
20449 of more than two operands.
20450 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20451 (get_vdef_before_scop): Handle also the case of default definitions.
20453 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20455 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20456 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20457 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20459 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20460 Joey Ye <joey.ye@intel.com>
20462 PR middle-end/37843
20463 * cfgexpand.c (expand_stack_alignment): Don't update stack
20464 boundary nor check incoming stack boundary here.
20465 (gimple_expand_cfg): Update stack boundary and check incoming
20466 stack boundary here.
20468 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20470 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20472 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20474 PR rtl-optimization/38245
20475 * calls.c (expand_call): Add stack arguments to
20476 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20477 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20478 in regs and partially in memory or BLKmode arguments.
20479 (emit_library_call_value_1): Add stack arguments to
20480 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20481 ACCUMULATE_OUTGOING_ARGS).
20482 * dce.c: Include tm_p.h.
20483 (find_call_stack_args): New function.
20484 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20486 (mark_insn): Call find_call_stack_args for CALL_Ps.
20487 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20488 forwards. Allocate and free arg_stores bitmap if needed, pass it
20489 down to deletable_insn_p, don't mark stores set in arg_stores
20490 bitmap, clear the bitmap at the beginning of each bb.
20491 * Makefile.in (dce.o): Depend on $(TM_P_H).
20493 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20496 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20497 to make sure the insn is a conditional test (bug 22599). Reformat a
20500 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20502 PR middle-end/38431
20503 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20504 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20505 (gloog): Do not call cleanup_tree_cfg.
20506 (graphite_transform_loops): Call cleanup_tree_cfg after all
20507 scops have been code generated.
20509 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20510 * doc/gty.texi (Invoking the garbage collector): Added new node
20511 and section documenting ggc_collect.
20513 2009-01-14 Richard Guenther <rguenther@suse.de>
20515 PR tree-optimization/38826
20516 PR middle-end/38477
20517 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20518 initialization notes only if we actually emitted a warning.
20519 (intra_create_variable_infos): Add constraints for a result decl
20520 that is passed by hidden reference.
20521 (build_pred_graph): Mark all related variables non-direct on
20524 2009-01-14 Nick Clifton <nickc@redhat.com>
20526 * ira-conflicts.c: Include addresses.h for the definition of
20528 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20529 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20531 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20534 * Makefile.in (ira-lives.o): Add except.h.
20536 * ira-lives.c: Include except.h.
20537 (process_bb_node_lives): Process can_throw_internal.
20539 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20541 PR rtl-optimization/38774
20542 * combine.c (simplify_set): When undoing cc_use change, don't do
20543 PUT_CODE on the newly created comparison, but instead put back the
20546 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20548 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20549 values. Remove duplicate arm8 entry.
20551 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20553 PR tree-optimization/38786
20554 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20555 the SSA_NAME case of expand_scalar_variables_expr.
20556 Set the type of an expression to the type of its assign statement.
20557 (expand_scalar_variables_expr): Also gather the scalar computation
20558 used to index the memory access. Do not pass loop_p.
20559 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20560 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20561 the gimple_stmt_iterator where it inserts new code.
20562 Do not pass loop_p.
20563 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20564 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20566 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20568 * graphite.h (debug_value): Removed.
20569 * graphite.c (debug_value): Removed.
20571 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20573 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20574 ldrd/strd with two 32-bit instructions.
20576 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20578 * config/arm/arm.c (struct processors): Pass for speed down into
20579 cost helper functions.
20580 (const_ok_for_op): Handle COMPARE and inequality nodes.
20581 (arm_rtx_costs_1): Rewrite.
20582 (arm_size_rtx_costs): Update prototype.
20583 (arm_rtx_costs): Pass speed down to helper functions.
20584 (arm_slowmul_rtx_costs): Rework cost calculations.
20585 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20586 (arm_9e_rtx_costs): Likewise.
20588 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20590 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20591 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20592 (alpha_legitimize_address): Do not split local symbols wider than
20593 UNITS_PER_WORD into HIGH/LO_SUM parts.
20595 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20598 * gcc.c (process_command): Replace call to execvp with calls
20599 to pex_one and exit.
20601 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20604 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20605 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20606 variant for devices with 3-byte PC.
20607 (__tablejump_elpm__): New.
20609 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20612 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20613 offsetof member-designator, handle it as `[0].'.
20615 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20617 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20618 function when not using named sections on targets with named sections
20619 if branch distance is less than 262132.
20621 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20623 * combine.c (combine_instructions): Recompute
20624 optimize_this_for_speed_p for each BB in the main combine loop.
20626 2009-01-12 Tomas Bily <tbily@suse.cz>
20629 * tree-loop-distribution.c (prop_phis): New function.
20630 (generate_builtin): Call prop_phis.
20631 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20633 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20635 PR tree-optimization/38807
20636 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20637 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20639 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20641 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20642 subreg of op0 to the original op0.
20644 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20646 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20648 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20651 * mips-tfile.c (parse_def): Fix parsing of def strings
20652 starting with digits.
20654 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20657 * config/arm/arm.c (arm_is_long_call_p): Don't call
20658 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20660 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20662 * regrename.c (regrename_optimize): Fix dumping.
20663 (find_oldest_value_reg): Preserve REG_POINTER.
20664 (copy_hardreg_forward_1): Likewise.
20666 2009-01-09 Diego Novillo <dnovillo@google.com>
20668 * gimple.h (struct gimple_statement_base) <uid>: Document
20669 the restrictions on its use.
20670 (gimple_uid): Tidy.
20671 (gimple_set_uid): Tidy.
20673 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20675 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20676 zero guard even if align_bytes != 0 and count is smaller than
20679 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20681 PR rtl-optimization/38495
20682 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20683 (add_range_and_copies_from_move_list): Print all added ranges.
20684 Add ranges to memory optimized destination.
20686 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20690 * config/i386/i386.c (override_options): Reject
20691 -mstringop-strategy=rep_8byte with -m32.
20692 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20693 to 1. Do count comparison against epilogue_size_needed at compile
20694 time even when count_exp was constant forced into register. For
20695 size_needed don't jump to epilogue, instead just avoid aligning
20696 and invoke the body algorithm. If need_zero_guard, add zero guard
20697 even if count is non-zero, but smaller than size_needed + number of
20698 bytes that could be stored for alignment.
20699 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20700 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20701 but smaller than size_needed + number of bytes that could be stored
20702 for alignment. Compare size_needed with epilogue_size_needed instead
20703 of desired_align - align, don't adjust size_needed, pass
20704 epilogue_size_needed to the epilogue expanders.
20707 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20709 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20711 * pa.c (last_address): Change to unsigned.
20712 (update_total_code_bytes): Change argument to unsigned. Don't
20713 check if insn addresses are set.
20714 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20715 addresses are not set.
20716 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20718 2009-01-09 Nick Clifton <nickc@redhat.com>
20720 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20721 DECL_DECLARED_INLINE_P.
20723 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20725 PR middle-end/38347
20726 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20727 GET_MODE (op0) in operand_subword_force calls.
20729 PR middle-end/38771
20730 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20731 fold_convert arg0 operands to TREE_TYPE (op0) first.
20733 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20735 * params.def (ira-max-conflict-table-size): Decrease default value
20738 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20740 PR tree-optimization/37031
20741 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20743 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20744 allocate it using gc instead of heap, use VEC_quick_push instead of
20746 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20747 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20748 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20749 allocated vector from heap allocated.
20750 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20751 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20752 vector only after perfect_loop_nest_depth call.
20754 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20755 Jan Sjodin <jan.sjodin@amd.com>
20757 PR tree-optimization/38559
20758 * graphite.c (debug_value, copy_constraint,
20759 swap_constraint_variables, scale_constraint_variable, ): New.
20760 (get_lower_bound, get_upper_bound): Removed.
20761 (graphite_trans_bb_strip_mine): Clean up this code that works
20762 only for constant number of iterations. Fully copy upper and
20763 lower bound constraints, not only the constant part of them.
20764 * graphite.h (debug_value): Declared.
20766 2009-01-08 Ira Rosen <irar@il.ibm.com>
20768 PR tree-optimization/37194
20769 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20770 Don't add the cost of cost model guard in prologue to scalar
20771 outside cost in case of known number of iterations.
20773 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20774 Alan Modra <amodra@bigpond.net.au>
20776 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20777 non-word-aligned REG+CONST addressing.
20779 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20782 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20783 free_after_compilation when outputting a thunk.
20784 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20785 Do not call free_after_compilation here.
20787 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20789 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20790 (ix86_valid_target_attribute_inner_p): Ditto.
20792 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20794 PR tree-optimization/38492
20795 PR tree-optimization/38498
20796 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20797 * tree-chrec.h (scev_is_linear_expression): Declared.
20798 * graphite.c (graphite_cannot_represent_loop_niter): New.
20799 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20800 (graphite_loop_normal_form): Use gcc_assert.
20801 (scan_tree_for_params): Use CASE_CONVERT.
20802 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20803 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20804 Use gcc_assert. Discard scops that contain unhandled cases.
20805 (build_scop_conditions): Return a boolean status for unhandled cases.
20806 (strip_mine_profitable_p): Print the loop number, not its depth.
20807 (is_interchange_valid): Pass the depth of the loop nest, don't
20808 recompute it wrongly.
20809 (graphite_trans_bb_block): Same.
20810 (graphite_trans_bb_block): Print tentative of loop blocking.
20811 (graphite_trans_scop_block): Do not print that the loop has been
20813 (graphite_transform_loops): Do not handle scops that contain condition
20816 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20818 AVX Programming Reference (December, 2008)
20819 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20820 (_mm256_stream_pd): Likewise.
20821 (_mm256_stream_ps): Likewise.
20823 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20824 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20825 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20826 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20827 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20828 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20829 (ix86_expand_special_args_builtin): Likewise.
20831 * config/i386/sse.md (AVXMODEDI): New.
20832 (avx_movnt<mode>): Likewise.
20833 (avx_movnt<mode>): Likewise.
20834 (<sse>_movnt<mode>): Remove AVX support.
20835 (sse2_movntv2di): Likewise.
20837 2009-01-07 Richard Guenther <rguenther@suse.de>
20839 PR middle-end/38751
20840 * fold-const.c (extract_muldiv): Remove obsolete comment.
20841 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20842 to PLUS_EXPR canonicalization for the canonicalization.
20844 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20846 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20847 hosted cross-compilers generating less efficient code.
20849 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20851 * function.h (rtl_data): Add a dbr_scheduled_p field.
20852 * reorg.c (dbr_schedule): Set it.
20853 (gate_handle_delay_slots): Check it.
20854 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20855 (mips_reorg): Check flag_delayed_branch instead of
20856 mips_base_delayed_branch.
20857 (mips_override_options): Don't set mips_base_delayed_branch
20858 or flag_delayed_branch.
20860 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20862 PR rtl-optimization/38426.
20863 * ira.c (ira): Set current_function_is_leaf earlier.
20865 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20867 PR rtl-optimization/38722
20868 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20869 too early, only set a flag and modify after last possible
20872 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20875 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20876 * real.c (decimal_single_format): Correct values of emin and emax.
20877 (decimal_double_format): Ditto.
20878 (decimal_quad_format): Ditto.
20879 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20880 computation of DECnn_MIN and DECnn_MAX for corrected values of
20881 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20882 __DECnn_MIN__, and adjust its computation for the corrected value
20885 2009-01-06 Jan Hubicka <jh@suse.cz>
20888 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20890 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20892 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20893 Add Robert Clark to the list of testers.
20895 2009-01-06 Jan Hubicka <jh@suse.cz>
20896 Kai Tietz <kai.tietz@onevision.com>
20898 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20899 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20901 2009-01-06 Jan Hubicka <jh@suse.cz>
20902 Kai Tietz <kai.tietz@onevision.com>
20904 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20906 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20907 (ix86_nsaved_regs): Count only general purpose regs.
20908 (ix86_nsaved_sseregs): New.
20909 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20910 to 16 for w64; compute padding and size of sse reg save area.
20911 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20912 general purpose regs.
20913 (ix86_emit_save_sse_regs_using_mov): New.
20914 (ix86_expand_prologue): Save SSE regs if needed.
20915 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20916 (ix86_emit_restore_sse_regs_using_mov): New.
20917 (ix86_expand_epilogue): Save SSE regs if needed.
20919 2009-01-06 Jan Hubicka <jh@suse.cz>
20920 Kai Tietz <kai.tietz@onevision.com>
20922 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20923 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20924 functions when accumulate outgoing args is off.
20926 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20929 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20930 before using pseudos_have_intersected_live_ranges_p.
20932 * ira-int.h (ira_assert): Always define.
20934 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20936 AVX Programming Reference (December, 2008)
20937 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20938 (_mm256_permute2_pd): Likewise.
20939 (_mm_permute2_ps): Likewise.
20940 (_mm256_permute2_ps): Likewise.
20941 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20942 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20944 * config/i386/i386.c (ix86_builtins): Remove
20945 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20946 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20947 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20948 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20949 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20950 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20951 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20952 __builtin_ia32_vpermil2ps256.
20953 (ix86_init_mmx_sse_builtins): Updated.
20954 (ix86_expand_args_builtin): Likewise.
20956 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20958 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20959 long absolute calls when generating PA 2.0 code.
20961 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20963 PR rtl-optimization/38583
20964 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20966 * params.def (ira-max-conflict-table-size): New.
20968 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20970 * ira.h (ira_conflicts_p): New external definition.
20972 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20973 table. Report this. Return result of building.
20974 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20975 building conflict table.
20977 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20978 (ira_color): Use ira_conflicts_p.
20980 * global.c: Include ira.h.
20981 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20984 * Makefile.in (global.o): Add ira.h.
20986 * ira-build.c (mark_all_loops_for_removal,
20987 propagate_some_info_from_allocno): New.
20988 (remove_unnecessary_allocnos): Call
20989 propagate_some_info_from_allocno.
20990 (remove_low_level_allocnos): New.
20991 (remove_unnecessary_regions): Add parameter. Call
20992 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20993 parameter to remove_unnecessary_regions.
20994 (ira_build): Remove all regions but root if the conflict table was
20995 not built. Update conflict hard regs for allocnos crossing calls.
20997 * ira.c (ira_conflicts_p): New global.
20998 (ira): Define and use ira_conflicts_p.
21000 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21001 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21002 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21004 2009-01-06 Ben Elliston <bje@au.ibm.com>
21006 * gengtype-lex.l (YY_NO_INPUT): Define.
21008 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21011 * c-common.c (handle_vector_size_attribute): Also reject
21012 BOOLEAN_TYPE types.
21014 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21016 PR tree-optimization/38492
21017 * graphite.c (rename_map_elt, debug_rename_elt,
21018 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21019 rename_map_elt_info, eq_rename_map_elts,
21020 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21021 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21022 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21023 (sese_build_livein_liveouts): New.
21024 (new_sese, free_sese): New.
21025 (new_scop): Call new_sese.
21026 (free_scop): Call free_sese.
21027 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21028 (register_old_new_names): Renamed register_old_and_new_names.
21029 (register_scop_liveout_renames, add_loop_exit_phis,
21030 insert_loop_close_phis, struct igp,
21031 default_liveout_before_guard, add_guard_exit_phis,
21032 insert_guard_phis, copy_renames): New.
21033 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21034 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21035 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21036 (scop_adjust_phis_for_liveouts): New.
21037 (gloog): Call scop_adjust_phis_for_liveouts.
21039 * graphite.h (struct sese): Documented. Added fields liveout,
21040 num_ver and livein.
21041 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21042 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21043 (struct scop): Added field liveout_renames.
21044 (SCOP_LIVEOUT_RENAMES): New.
21046 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21048 PR tree-optimization/38510
21049 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21050 (translate_clast): Call recompute_all_dominators before
21052 (gloog): Call recompute_all_dominators before graphite_verify.
21054 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21055 Jan Sjodin <jan.sjodin@amd.com>
21057 PR tree-optimization/38500
21058 * graphite.c (create_sese_edges): Call fix_loop_structure after
21061 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21063 * config.gcc: Add m32r*-*-rtems*.
21064 * config/m32r/rtems.h: New file.
21066 2009-01-05 Ben Elliston <bje@au.ibm.com>
21068 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21069 (.po.pox): Likewise.
21070 (po/gcc.pot): Likewise.
21072 2009-01-04 David S. Miller <davem@davemloft.net>
21074 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21075 (STARTING_FRAME_OFFSET): Always set to zero.
21077 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21079 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21080 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21081 fixed-point types, and vectors of the same.
21083 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21085 * config/mips/sync.md (*mb_barrier): Rename to...
21086 (*memory_barrier): ...this.
21088 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21090 * doc/extend.texi (Function Attributes): Move @cindex after @item
21091 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21092 and put in alphabetical order. Fix 'target' name and put in order.
21093 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21096 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21098 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21099 (memory_barrier): Expand as unspec instead of unspec_volatile.
21100 Remove mem:BLK from insn operands. Use Pmode scratch register.
21101 (*memory_barrier): Define as unspec instead of unspec_volatile.
21102 Use (match_dup 0) as input operand.
21104 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21105 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21106 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21107 scratch register. Remove operand 1.
21108 (*stbar): Define as unspec instead of unspec_volatile.
21109 Use (match_dup 0) as input operand, remove (const_int 8).
21110 (*membar): Define as unspec instead of unspec_volatile.
21111 Use (match_dup 0) as input operand, remove input operand 2.
21113 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21114 (memory_barrier): Expand as unspec instead of unspec_volatile.
21115 Remove mem:BLK from insn operands. Use Pmode scratch register.
21116 (*memory_barrier): Define as unspec instead of unspec_volatile.
21117 Use (match_dup 0) as input operand.
21119 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21120 Remove mem:BLK from insn operands. Use Pmode scratch register.
21121 Set volatile flag on operand 0.
21122 (*memory_barrier): New insn pattern.
21124 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21126 (*memory_barrier): Use (match_dup 0) as input operand.
21128 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21129 Remove mem:BLK from insn operands. Use Pmode scratch register.
21130 Set volatile flag on operand 0.
21131 (*mb_internal): New insn pattern.
21133 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21135 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21137 PR middle-end/38586
21138 * function.c (struct temp_slot): Move to the section of the file
21139 that deals with temp slots. Remove field 'address'.
21140 (temp_slot_address_table): New hash table of address -> temp slot.
21141 (struct temp_slot_address_entry): New struct, items for the table.
21142 (temp_slot_address_compute_hash, temp_slot_address_hash,
21143 temp_slot_address_eq, insert_temp_slot_address): Support functions
21145 (find_temp_slot_from_address): Rewrite to use the new hash table.
21146 (remove_unused_temp_slot_addresses): Remove addresses of temp
21147 slots that have been made available.
21148 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21149 worker function for remove_unused_temp_slot_addresses.
21150 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21151 Add the temp slot address to the address -> temp slot map.
21152 (update_temp_slot_address): Update via insert_temp_slot_address.
21153 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21154 (pop_temp_slots): Likewise.
21155 (init_temp_slots): Allocate the address -> temp slot map, or empty
21156 the map if it is already allocated.
21157 (prepare_function_start): Initialize temp slot processing.
21159 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21161 PR middle-end/38584
21162 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21163 Calculate the size of all stack vars assuming no packing of stack
21164 vars will happen, replacing a quadratic algorithm with a linear one.
21166 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21169 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21172 2009-01-03 Diego Novillo <dnovillo@google.com>
21174 * doc/contrib.texi: Update contributions.
21176 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21179 * builtins.c (fold_builtin_memory_op): Give up if either operand
21180 is volatile. Set srctype or desttype to non-qualified version
21184 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21185 and FUNCTION_DECLs.
21187 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21189 PR rtl-optimization/35805
21190 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21191 problem if fast dce is able to remove any instructions.
21192 * dce.c (dce_process_block): Fix dump message.
21194 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21197 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21199 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21201 PR middle-end/38690
21202 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21203 * tree-pretty-print.c (op_code_prio): New function.
21204 (op_prio): No longer static. Use op_code_prio.
21205 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21206 Use op_prio and op_code_prio to determine if () should be
21207 printed around operand(s) or not.
21209 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21210 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21211 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21212 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21213 pp_character instead of pp_string for single letter printing.
21215 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21217 * doc/extend.texi: Fix '#pragma GCC option' typo.
21219 2009-01-02 Richard Guenther <rguenther@suse.de>
21221 * doc/install.texi (--enable-checking): Mention different
21222 default for stage1.
21223 (--enable-stage1-checking): Document.
21225 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21227 PR middle-end/30142
21228 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21229 case to be an error.
21231 2009-01-02 Ben Elliston <bje@au.ibm.com>
21233 * config/fp-bit.h (pack_d): Constify argument.
21234 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21235 (isnan): Constify argument.
21237 (iszero): Likewise.
21238 (pack_d): Likewise.
21239 (_fpadd_parts): Constify return type.
21240 (_fpmul_parts): Likewise.
21241 (_fpdiv_parts): Likewise.
21243 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21246 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21247 warn about overwriting initializer with side-effects or
21248 -Woverride-init if !IMPLICIT.
21249 (output_init_element): Likewise. Pass IMPLICIT down to
21251 (process_init_element): Add IMPLICIT argument. Pass it down
21252 to output_init_element.
21253 (push_init_element, pop_init_level, set_designator): Adjust
21254 process_init_element callers.
21255 (set_nonincremental_init, set_nonincremental_init_from_string):
21256 Adjust add_pending_init callers.
21257 (output_pending_init_elements): Adjust output_init_element callers.
21258 * c-tree.h (process_init_element): Adjust prototype.
21259 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21260 process_init_element callers.
21263 Copyright (C) 2009 Free Software Foundation, Inc.
21265 Copying and distribution of this file, with or without modification,
21266 are permitted in any medium without royalty provided the copyright
21267 notice and this notice are preserved.