1 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3 * tree-ssa-loop-prefetch.c
4 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5 for long-stride pruning.
6 (compute_miss_rate): New function to compute the probability
7 that two memory references access different cache lines.
9 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13 2009-08-13 Richard Guenther <rguenther@suse.de>
16 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
17 use the constant pointer type.
18 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
19 of CV qualifiers on the target pointer type.
20 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
21 conversion check before restrict check.
23 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
26 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
28 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
30 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
32 2009-08-12 Richard Guenther <rguenther@suse.de>
34 PR tree-optimization/41011
35 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
36 and reference constructing.
38 2009-08-12 Xinliang David Li <davidxl@google.com>
40 PR tree-optimization/41012
41 * tree-flow.h : New external interface.
42 * gimple-low.c (check_call_arg): Change to public function.
43 Remove argument mismatch check in lowering.
44 * tree-inline.h (tree_can_inline_p): Interface change.
45 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
47 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
48 Call change to tree_can_inline_p function.
49 (cgraph_decide_inlining_incrementally): Ditto.
51 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
53 PR tree-optimization/41031
54 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
55 on the partition variable rather than promote_mode on the source
56 type. Assert that the partition variable's type has the same
57 mode as the source value's.
59 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
61 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
63 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
65 * calls.c (expand_call): Fix typo.
66 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
68 * stmt.c (expand_value_return): Use promote_function_mode to copy out
70 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
71 * config/cris/cris.c (cris_promote_function_mode): Likewise.
72 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
73 * config/pa/pa.c (pa_promote_function_mode): Likewise.
75 2009-08-11 Andrew Haley <aph@redhat.com>
77 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
79 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
82 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
84 2009-08-12 Richard Guenther <rguenther@suse.de>
86 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
87 * gimplify.c (gimplify_modify_expr): Do not use
88 lang_hooks.types_compatible_p.
89 * tree-ssa.c (useless_type_conversion_p): For aggregates
90 just return false if the canonical types differ.
92 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
95 * sese.c (convert_for_phi_arg): New.
96 (add_guard_exit_phis): Use convert_for_phi_arg.
98 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
100 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
101 unknown subscript upper bounds.
103 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
104 Pranav Garg <pranav.garg2107@gmail.com>
106 * graphite-interchange.c (gather_access_strides): Removed.
107 (ppl_max_for_le): New.
108 (build_linearized_memory_access): New.
109 (memory_stride_in_loop): New.
110 (pbb_interchange_profitable_p): Reimplemented.
111 * graphite-ppl.h (ppl_new_id_map): New.
112 (ppl_interchange): New.
114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
116 * graphite-interchange.c (compute_subscript): Removed.
117 (compute_array_size_cstr): Removed.
118 (compute_array_size_poly): Removed.
119 (compute_array_size): Removed.
120 (gather_access_strides_poly): Removed.
121 (gather_access_strides): Empty.
123 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
125 * graphite-dependences.c (dependence_polyhedron_1): Replace
126 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
127 (graphite_legal_transform_dr): Same.
128 (graphite_carried_dependence_level_k): Same.
129 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
130 Initialize PDR_NB_SUBSCRIPTS.
131 (print_pdr_access_layout): Replace pdr_nb_subscripts with
133 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
134 (PDR_NB_SUBSCRIPTS): New.
135 (pdr_nb_subscripts): Removed.
136 (pdr_dim): Simplified.
137 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
138 with PDR_NB_SUBSCRIPTS.
140 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
142 * graphite-interchange.c (compute_array_size): Remove use of
144 * graphite-poly.c (new_poly_dr): Remove argument data_container.
145 Do not initialize PDR_DATA_CONTAINER.
146 (print_pdr): Do not print PDR_DATA_CONTAINER.
147 * graphite-poly.h (struct poly_dr): Remove data_container field.
148 (PDR_DATA_CONTAINER): Removed.
149 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
151 (build_poly_dr): Same.
153 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
154 Sebastian Pop <sebastian.pop@amd.com>
156 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
157 copy of the dependence polyhedron. Free the temporary objects.
158 (graphite_carried_dependence_level_k): Free unused objects before
161 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
162 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
163 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
164 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
165 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
167 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
169 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
170 Early return without analyzing the data dependences if no
171 transform has been done. Call restore_scattering if the transform
173 (graphite-interchange.c): Same.
174 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
175 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
176 (apply_poly_transforms): Do not gcc_assert that
177 the transform is legal.
178 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
179 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
180 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
181 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
182 * graphite-poly.h (struct poly_scattering): New.
183 (struct poly_bb): Add original, transformed, and saved fields.
184 Remove transformed_scattering, original_scattering, nb_local_variables,
185 and nb_scattering_transform fields.
186 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
187 (poly_scattering_new): New.
188 (poly_scattering_free): New.
189 (poly_scattering_copy): New.
190 (store_scattering_pbb): New.
191 (store_scattering): New.
192 (restore_scattering_pbb): New.
193 (restore_scattering): New.
194 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
195 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
197 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
199 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
202 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
204 * Makefile.in (graphite.o): Depends on PREDICT_H.
205 * graphite.c: Include predict.h.
206 (graphite_finalize): Call tree_estimate_probability.
207 * predict.c (predict_loops): Do not call scev_initialize and
209 (tree_estimate_probability_bb): New.
210 (tree_estimate_probability): Do not initialize loops: move that
211 code to the driver. Call tree_estimate_probability_bb.
212 (tree_estimate_probability_driver): New.
213 (pass_profile): Use tree_estimate_probability_driver.
214 * predict.h (tree_estimate_probability): Declared.
216 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
218 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
219 * graphite-dependences.c (graphite_legal_transform): Add time to
220 TV_GRAPHITE_DATA_DEPS.
221 (dependency_between_pbbs_p): Same.
222 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
224 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
226 PR rtl-optimization/41033
227 * alias.c (nonoverlapping_component_refs_p): Punt when strict
228 aliasing is disabled.
230 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
232 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
233 si_mask_operand, and_load_operand, low_bitmask_operand,
234 and_reg_operand, and_operand): New predicates.
235 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
236 * config/mips/mips.c (and_operands_ok): New function.
237 * config/mips/mips-protos.h (and_operands_ok): Declare it.
238 * config/mips/mips.md (move_type): Add ext_ins and logical.
240 (and<mode>3): Use and_reg_operand as the second operand's
242 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
243 shift_shift. Remove commutative constraint modifier.
244 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
246 (*clear_upper32_dext): Remove define_insn_and_split.
247 (*clear_upper32): Turn this define_insn_and_split ...
248 (splitter for ANDing register with 0xffff_ffff): .. into this.
250 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
252 * combine.c (try_widen_shift_mode): Factor out code to check if an
253 integer constant is a low-order bitmask from here ...
254 * rtlanal.c (low_bitmask_len): ... to here.
255 * rtl.h (low_bitmask_len): Declare.
257 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
260 * config/alpha/alpha.md (addsi3): Remove expander.
261 (addsi3): Rename from *addsi3_internal insn pattern.
262 (subsi3): Remove expander.
263 (subsi3): Rename from *subsi3_internal insn pattern.
265 2009-08-11 Douglas B Rupp <rupp@gnat.com>
267 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
270 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
271 Eric Botcazou <botcazou@adacore.com>
272 Douglas B Rupp <rupp@gnat.com>
274 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
275 that records that fit in 64 bits are returned by immediate value,
276 as required by OpenVMS Calling Standard.
277 (function_value): Adjust for above modification.
278 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
279 virtual_incoming_args_rtx as base object, not next_arg.
280 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
282 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
284 * reload.c (find_reloads_subreg_address): Check the original
285 req_equiv_mem address to detect the case where an address is
286 not valid in the outer mode.
288 2009-08-11 Richard Guenther <rguenther@suse.de>
291 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
293 2009-08-10 Douglas B Rupp <rupp@gnat.com>
295 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
296 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
298 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
299 Douglas B Rupp <rupp@gnat.com>
301 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
302 PT_STACK when frame_pointer_needed on OpenVMS.
303 (alpha_pv_save_size, alpha_using_fp): Remove.
304 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
305 with proper processing for PT_NULL.
306 (alpha_vms_initial_elimination_offset): New function. Support for
307 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
308 (alpha_sa_size): Force procedure type to PT_STACK when
309 frame_pointer_needed on OpenVMS.
310 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
311 (alpha_using_fp): Likewise.
312 (alpha_vms_can_eliminate): Add prototype.
313 (alpha_vms_initial_elimination_offset): Likewise.
314 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
315 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
317 2009-08-10 Eric Botcazou <botcazou@adacore.com>
318 Douglas B Rupp <rupp@gnat.com>
320 * config/alpha/alpha.c (common_object_handler): New function.
321 (vms_attribute_table): Declare a single attribute "common_object".
322 (vms_output_aligned_decl_common): New global function.
323 (SECTION_VMS_OVERLAY): Delete.
324 (SECTION_VMS_GLOBAL): Likewise.
325 (SECTION_VMS_INITIALIZE): Likewise.
326 (vms_asm_named_section): Remove support for above flags.
327 (vms_section_type_flags): Delete.
328 (TARGET_SECTION_TYPE_FLAGS): Likewise.
329 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
330 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
331 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
333 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
336 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
337 (sub_ddmmss): Likewise.
339 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
342 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
345 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
348 * reload1.c (reload_as_needed): Use cancel_changes to completely
349 undo a failed replacement attempt.
351 2009-08-10 Richard Guenther <rguenther@suse.de>
354 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
355 (useless_type_conversion_p): ... here. Require pointer targets
358 2009-08-10 Dodji Seketeli <dodji@redhat.com>
361 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
362 loose the original type of the statement list.
364 2009-08-09 Douglas B Rupp <rupp@gnat.com>
366 * config/alpha/alpha.c: Include libfuncs.h
367 (avms_asm_output_extern): New function.
368 (alpha_init_libfuncs): Init some decc libfuncs.
369 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
370 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
371 (DO_CRTL_NAMES): Define.
373 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
374 (LONG_TYPE_SIZE): Define.
375 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
376 (SUBTARGET_SWITCHES): Define malloc64 switch.
377 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
378 (MASK_RETURN_ADDR): Define.
379 doc/invoke.texi (mmalloc64): Document switch.
381 2009-08-09 Olivier Hainque <hainque@adacore.com>
382 Douglas B Rupp <rupp@gnat.com>
384 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
385 uses_condition_handler.
386 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
387 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
388 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
389 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
390 (code_for_builtin): New insn codes for the new alpha_builtins.
391 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
392 (alpha_sa_size): Account for uses_condition_handler.
393 (alpha_expand_prologue): Likewise.
394 (alpha_start_function): Likewise.
395 (alpha_expand_epilogue): Likewise.
396 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
397 establish/revert expanders.
398 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
399 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
400 New expander, resorting to the alpha.c associated function.
401 (builtin_revert_vms_condition_handler): Likewise.
402 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
403 __gcc_shell_handler, the static VMS condition handler used as
404 an indirection wrapper to the current dynamically established
406 * config/alpha/vms-unwind.h: Complete rewrite.
407 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
408 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
410 2009-08-09 Eric Botcazou <botcazou@adacore.com>
411 Douglas B Rupp <rupp@gnat.com>
413 * config/alpha/alpha.c (alpha_links): Add 'target' field.
414 (alpha_need_linkage): Handle aliases. Return function symbol.
415 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
416 Use ultimate alias target for the linkage name.
417 * config/alpha/alpha.md (movmemdi): Use the symbol returned
418 by alpha_need_linkage for the function symbol.
419 (setmemdi): Likewise.
421 2009-08-09 Douglas B Rupp <rupp@gnat.com>
423 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
424 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
425 (ASM_WEAKEN_LABEL): Define.
426 (CRT_CALL_STATIC_FUNCTION): Define.
427 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
428 (ENDFILE_SPEC): Define.
429 (INIT_SECTION_ASM_OP): Define.
430 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
431 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
433 (MULTILIB_OSDIRNAMES): Define.
434 (shlib_version): Define.
436 (SHLIB_OBJS): Define.
437 (SHLIB_NAME): Define.
438 (SHLIB_MULTILIB): Define.
439 (SHLIB_INSTALL): Define.
440 (SHLIB_SYMVEC): Define.
441 (SHLIB_SYMVECX2): Define.
442 (SHLIB_LINK): Define.
444 2009-08-09 Douglas B Rupp <rupp@gnat.com>
446 * config/alpha/alpha.c (alpha_initialize_trampoline):
447 Initialize VMS trampoline IAW ABI for bounded procedure calls.
448 (alpha_start_function): Emit transfer address on nested functions
449 for VMS trampoline call.
450 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
451 since no longer used.
452 * config/alpha/vms-tramp.asm: Remove.
453 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
454 since now only data initialized at runtime.
456 2009-08-09 Douglas B Rupp <rupp@gnat.com>
458 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
459 (LINK_GCC_C_SEQUENCE_SPEC): Define.
460 (MD_EXEC_PREFIX): Remove, no longer used.
461 (MD_STARTFILE_PREFIX): Likewise.
462 (INCLUDE_DEFAULTS): Likewise.
463 * config/alpha/t-vms:
464 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
466 2009-08-09 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/41016
469 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
470 (operand_precision): Remove.
471 (integral_operand_p): Likewise.
472 (recognize_single_bit_test): Adjust.
474 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
476 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
477 operation overflows. Likewise non-cast unary arithmetic.
478 If one arm of a conditional expression is always taken,
479 inhibit evaluation warnings for the other arm. Likewise inhibit
480 evaluation warnings for the second && or || operand if the first
481 operand is enough to determine the result.
482 * c-typeck.c (build_conditional_expr): Apply the same inhibition
484 (build_binary_op): Prevent duplicate evaluation warnings.
486 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
488 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
489 and destination have different modes, Use promote_mode to
490 determine the signedness of the conversion. Assert that the
491 promoted source mode matches the destination mode. Don't pass
492 the destination and destination mode to expand_expr if the source
493 mode is different. Simplify conversion logic.
495 2009-08-09 Ira Rosen <irar@il.ibm.com>
497 PR tree-optimization/41008
498 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
499 from condition only in case it's a comparison. Adjust checks.
501 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
503 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
504 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
505 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
506 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
507 (dump_cand): Handle them.
508 (struct iv_cand): New members COST_STEP and AINC_USE.
509 (stmt_after_increment): Likewise.
510 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
511 callers changed. Use gimple_uid comparison instead of scanning.
512 (add_candidate_1): When looking for identical candidates, take
513 AINC_USE into account. Set it for new candidates.
514 (force_expr_to_var_cost): Cast target_spill_cost to int.
515 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
516 All callers changed. Check for availability of autoinc addressing
517 modes, both in general for a given mode, and in the specific use case.
518 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
520 (get_computation_cost): Likewise.
521 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
522 add_autoinc_candidates): New static functions.
523 (add_candidate): Call add_autoinc_candidates for candidates based on
525 (find_iv_candidates): Call set_autoinc_for_original_candidates.
526 (determine_use_iv_cost_address): If we have an autoinc candidate at
527 the matching use, verify autoinc is possible and subtract the cost
528 of the candidate's step from the cost.
529 (determine_iv_cost): Record the cost of the increment in the COST_STEP
530 member of the candidate.
531 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
532 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
534 2009-08-09 Douglas B Rupp <rupp@gnat.com>
536 * config.build (ia64-hp-*vms*): New target.
537 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
539 * config.gcc (ia64-hp-*vms*): New target.
540 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
542 * config.host (ia64-hp-*vms*): New target.
543 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
546 2009-08-08 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/40991
549 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
551 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
553 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
554 mode check. Do truncations in an integer mode.
555 (force_to_mode): Handle subregs for all mode types. Only do
556 arithmetic simplifications on integer modes.
558 2009-08-07 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/40999
561 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
562 (maybe_fold_reference): Lookup constant initializers.
563 (fold_gimple_assign): Likewise.
565 2009-08-07 Richard Guenther <rguenther@suse.de>
567 * tree-ssa.c (useless_type_conversion_p_1): Only for types
568 that require structural equality defer to the langhook.
570 2009-08-07 Martin Jambor <mjambor@suse.cz>
572 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
574 (struct ipa_pass_through_data): New type.
575 (struct ipa_ancestor_jf_data): New type.
576 (union jump_func_value): Removed field formal_id, added fields
577 pass_through and ancestor.
578 (struct ipa_param_call_note): Changed type of formal_id to int from
580 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
581 operations jump functions and ancestor jump functions.
582 (compute_complex_pass_through): New function.
583 (compute_scalar_jump_functions): Call compute_complex_pass_through,
584 reflect changes in the jump function strucutre.
585 (update_jump_functions_after_inlining): Ignore complex pass-through
586 and ancestor jump functions.
587 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
588 polynomial pass-through with operation jump functions.
590 2009-08-07 Jakub Jelinek <jakub@redhat.com>
592 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
593 fde->dw_fde_begin as begin label instead of hot/cold label.
594 Use LLSDAC label instead of LLSDA for second section lsda.
595 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
596 label instead of LLSDA if it is true.
597 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
599 * except.c (add_call_site, dw2_size_of_call_site_table): Add
600 SECTION argument. Use it as index into crtl->eh.call_site_record
602 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
603 use it to determine how to print table entries instead of using
604 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
605 label instead of normal begin label as base.
606 (sjlj_assign_call_site_values): Adjust add_call_site caller.
607 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
608 ensure no EH range spans between sections and that landing pads
609 are always in the corresponding section.
610 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
611 for crtl->eh.call_site_record being an array rather than scalar.
612 (output_one_function_exception_table): New function, copied
613 from output_function_exception_table. Adjust
614 dw2_size_of_call_site_table, dw2_output_call_site_table
615 callers. For SECOND section use *C suffixed labels.
616 (output_function_exception_table): Call
617 output_one_function_exception_table and, when doing hot/cold
618 partitioning, also another time for the second section.
619 * opts.c: Include except.h.
620 (decode_options): Allow -freorder-blocks-and-partition with
621 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
622 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
623 * function.h (struct rtl_eh): Change call_site_record from
624 scalar into array of 2 elements.
626 2009-08-07 Martin Jambor <mjambor@suse.cz>
628 * ipa-prop.c (count_formal_params_1): New function.
629 (ipa_get_vector_of_formal_parms): New function.
630 (get_vector_of_formal_parm_types): New function.
631 (ipa_modify_formal_parameters): New function.
632 (ipa_modify_call_arguments): New function.
633 (index_in_adjustments_multiple_times_p): New function.
634 (ipa_combine_adjustments): New function.
635 (ipa_dump_param_adjustments): New function.
636 * ipa-prop.h (struct ipa_parm_adjustment): New type.
637 (ipa_get_vector_of_formal_parms): Declare.
638 (ipa_modify_formal_parameters): Declare.
639 (ipa_modify_call_arguments): Declare.
640 (ipa_combine_adjustments): Declare.
641 (ipa_dump_param_adjustments): Declare.
642 (build_ref_for_offset): Declare.
643 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
644 * tree-sra.c: Include ipa-prop.c.
645 (build_ref_for_offset): Make public.
647 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
649 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
651 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
653 * gcc/doc/extend.texi (__builtin_extract_return_address)
654 (__builtin_frob_return_address): Document.
656 2009-08-06 Paul Brook <paul@codesourcery.com>
658 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
659 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
660 implementation on ARMv6-M.
662 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
664 * doc/extend.texi (pcs): Document new attribute for ARM.
666 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
668 * arm.c (pcs_attribute_args): Comment out unsupported attribute
671 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
673 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
676 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
678 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
680 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
682 Merge ARM/hard_vfp_branch to trunk.
684 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
686 * arm.c (libcall_eq): New function.
687 (libcall_hash): New function.
688 (add_libcall): New function.
689 (arm_libcall_uses_aapcs_base): New function.
690 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
691 libcalls using the base PCS.
692 (arm_init_cumulative_args): Likewise.
694 2009-07-20 Joseph Myers <joseph@codesourcery.com>
696 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
697 Use base ABI for conversion libfuncs between HFmode and SFmode.
699 2009-05-12 Joseph Myers <joseph@codesourcery.com>
701 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
702 V4SImode as representatives of all 64-bit and 128-bit vector
703 types. Allow vector types without vector modes.
704 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
705 without vector modes like BLKmode.
706 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
707 BLKmode. Avoid unsupported vector modes or TImode moves for
709 (aapcs_vfp_allocate_return_reg): Likewise.
710 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
711 V8QImode if TARGET_NEON || TARGET_IWMMXT.
713 2009-05-12 Joseph Myers <joseph@codesourcery.com>
715 * config/arm/arm.c (arm_handle_pcs_attribute): New.
716 (arm_get_pcs_model): Pass attribute arguments to
717 arm_pcs_from_attribute.
718 (arm_init_cumulative_args): Use base AAPCS for conversions from
719 floating-point types to DImode.
720 (arm_attribute_table): Add pcs attribute.
721 (arm_handle_pcs_attribute): New.
722 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
723 conversions from floating-point types to DImode, also declare them
724 to use base AAPCS and declare functions they call to use base
725 AAPCS and their RTABI names.
727 2009-05-12 Joseph Myers <joseph@codesourcery.com>
729 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
730 -mfloat-abi=hard not being supported for VFP.
732 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
734 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
735 SYMBOL_REF to hard_libcall_value.
737 2009-03-05 Joseph Myers <joseph@codesourcery.com>
738 Richard Earnshaw <rearnsha@arm.com>
740 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
741 has been put on the stack, all remaining co-processory arguments for
742 that co-processor also go on the stack.
744 2009-03-05 Joseph Myers <joseph@codesourcery.com>
746 * config/arm/arm.c (arm_return_in_memory): Handle returning
747 vectors of suitable size in registers also for AAPCS case.
749 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
751 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
753 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
755 ARM Hard-VFP calling convention
756 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
757 * target.h (gcc_target): Add libcall_value to table of call hooks.
758 * targhooks.h (default_libcall_value): Default implementation.
759 * targhooks.c (default_libcall_value): Likewise.
760 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
761 * optabs.c (expand_unop): Use it.
762 * expr.h (hard_libcall_value): Pass the function RTX through.
763 * calls.c (emit_library_call_value_1): Update call to
765 * explow.c (hard_libcall_value): Use new target hook.
766 * testsuite/lib/target-supports.exp
767 (check_effective_target_arm_hard_vfp_ok): New hook.
768 (check_effective_target_arm_neon_ok): Improve test for neon
770 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
771 * config/arm/arm.c: Include cgraph.h
772 (TARGET_FUNCTION_VALUE): Override default hook.
773 (arm_pcs_default): New variable.
774 (arm_override_options): Don't fault hard calling convention with VFP.
775 Add support for AAPCS variants.
776 (arm_function_value): Make static. Handle AAPCS variants.
777 (arm_libcall_value): New function.
778 (arm_apply_result_size): Handle VFP registers in results.
779 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
781 (pcs_attribute_args): New variable.
782 (arm_pcs_from_attribute): New function.
783 (arm_get_pcs_model): New function.
784 (aapcs_vfp_cum_init): New function.
785 (aapcs_vfp_sub_candidate): New function.
786 (aapcs_vfp_is_return_candidate): New function.
787 (aapcs_vfp_is_call_candidate): New function.
788 (aapcs_vfp_allocate): New function.
789 (aapcs_vfp_allocate_return_reg): New function.
790 (aapcs_vfp_advance): New function.
791 (aapcs_cp_arg_layout): New variable.
792 (aapcs_select_call_coproc): New function.
793 (aapcs_select_return_coproc): New function.
794 (aapcs_allocate_return_reg): New function.
795 (aapcs_libcall_value): New function.
796 (aapcs_layout_arg): New function.
797 (arm_init_cumulative_args): Initialize AAPCS args data.
798 (arm_function_arg): Handle AAPCS variants using new interface.
799 (arm_arg_parital_bytes): Likewise.
800 (arm_function_arg_advance): New function.
801 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
803 (arm_setup_incoming_varargs): Handle new AAPCS args data.
804 * arm.h (NUM_VFP_ARG_REGS): Define.
805 (LIBCALL_VALUE): Update.
806 (FUNCTION_VALUE): Delete.
807 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
809 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
810 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
811 (FUNCTION_ARG_REGNO_P): Add VFP regs.
812 * arm-protos.h (arm_function_arg_advance): Add.
813 (aapcs_libcall_value): Add.
814 (arm_function_value): Delete.
816 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
817 H.J. Lu <hongjiu.lu@intel.com>
820 * config/i386/i386.c (standard_sse_mode_p): Remove.
821 (standard_sse_constant_p): Return 2 for integer mode
822 vector_all_ones_operand when SSE2 is enabled.
823 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
824 (ix86_expand_vector_move): Do not check for negative values from
825 standard_sse_constant_p.
827 2009-08-06 Richard Guenther <rguenther@suse.de>
829 * tree-ssa.c (useless_type_conversion_p_1): Make function and
830 array type comparisons frontend independent.
831 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
832 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
833 out array reference lower bound and element size operands.
834 (ao_ref_init_from_vn_reference): Properly compute the offset
836 (vn_reference_fold_indirect): Fill out array reference lower
837 bound and element size operands.
838 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
839 a non gimple valued reference operand which can happen for
840 array reference lower bound or element size.
841 (create_component_ref_by_pieces_1): Properly generate the
842 element size operand for array references.
844 2009-08-06 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/40964
847 * tree.c (iterative_hash_host_wide_int): Export.
848 * tree.h (iterative_hash_host_wide_int): Declare.
849 * tree-ssa-structalias.c (heapvar_map): New struct.
850 (heapvar_map_eq): New function.
851 (heapvar_map_hash): Likewise.
852 (heapvar_lookup): Adjust.
853 (heapvar_insert): Likewise.
854 (make_constraint_from_heapvar): Allow multiple heap variables
855 per decl at different offsets.
856 (init_alias_heapvars): Adjust.
858 2009-08-04 David Daney <ddaney@caviumnetworks.com>
860 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
861 * mips_output_sync_loop (mips_output_sync_loop): Only emit
862 trailing sync if TARGET_SYNC_AFTER_SC.
864 2009-08-05 David Daney <ddaney@caviumnetworks.com>
866 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
867 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
868 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
869 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
870 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
871 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
872 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
873 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
874 test_and_set_12): Rewrite calls to mips_output_sync_loop.
875 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
876 the prototype declaration match the definition.
877 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
878 instructions explicitly. Add barrier_before and operands
880 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
881 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
882 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
883 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
884 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
885 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
887 2009-08-05 Andrew Pinski <pinskia@gmail.com>
889 * tree-ssa-alias.c: Fix intervals to use [) syntax.
891 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
892 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
895 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
898 2009-08-05 Jakub Jelinek <jakub@redhat.com>
900 PR rtl-optimization/40924
901 * dse.c (canon_address): Before calling cselib_expand_value_rtx
902 make sure canon_rtx (mem_address) isn't simpler than
903 canon_rtx (expanded_mem_address).
905 2009-08-05 Li Feng <nemokingdom@gmail.com>
907 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
909 (build_scop_drs): Build alias set for each SCoP.
911 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
913 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
914 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
915 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
916 (MIPS_ARCH_FLOAT_SPEC): Likewise.
917 (BASE_DRIVER_SELF_SPECS): Likewise.
919 2009-08-04 Andrew Pinski <pinskia@gmail.com>
921 * tree-ssa-alias.c: Fix some comment typos.
923 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
925 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
926 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
928 2009-08-03 Janis Johnson <janis187@us.ibm.com>
931 * simplify-rtx.c (simplify_binary_operation_1): Disable
932 simplifications for decimal float operations.
934 2009-08-03 Jakub Jelinek <jakub@redhat.com>
937 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
938 operand of INDIRECT_REF.
940 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
942 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
943 constants referencing TLS symbols.
945 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
947 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
948 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
950 2009-08-03 Richard Guenther <rguenther@suse.de>
952 * tree.c (make_vector_type): Build a main variant first,
953 get the canonical one and then build the variant.
954 * tree-ssa.c (useless_type_conversion_p_1): Handle
956 (useless_type_conversion_p): Conversions to pointers to
957 incomplete record types are useless.
959 2009-08-03 Richard Guenther <rguenther@suse.de>
961 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
962 file will be created.
963 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
964 * toplev.c (compile_file): Adjust comment.
966 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
968 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
969 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
970 (TARGET_PROMOTE_FUNCTION_MODE): Define.
971 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
972 (sh_promote_function_mode): Fix typo.
974 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
976 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
978 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
980 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
981 declaration arguments.
983 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
986 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
987 (ix86_split_ashl): Ditto.
988 (ix86_expand_vector_init_one_nonzero): Ditto.
989 (ix86_expand_vector_set): Ditto.
990 (ix86_expand_reduc_v4sf): Ditto.
992 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
994 * explow.c (promote_function_mode): Remove assert.
995 * config/sh/sh.c (sh_promote_function_mode): Declare.
997 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
999 * config/pa/pa.c (pa_promote_function_mode): Declare.
1000 Change to static. Fix promote_mode call.
1002 * gthr-dce.h (CONST_CAST2): Define if not defined.
1003 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1005 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1007 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1009 * expr.c (store_constructor): Use promote_decl_mode. Remove
1010 now write-only variable unsignedp.
1011 (expand_expr_real_1): Use promote_decl_mode.
1012 * expr.h (promote_function_mode, promote_decl_mode): New.
1013 (promote_mode): Remove last argument.
1014 * function.c (assign_temp): Drop last argument of promote_mode.
1015 (assign_parm_find_data_types): Use promote_function_mode.
1016 (assign_parm_setup_reg): Likewise.
1017 (expand_function_end): Use promote_function_mode.
1018 * calls.c (initialize_argument_information): Use promote_function_mode.
1019 (precompute_arguments): Use promote_mode instead of checking if
1020 only PROMOTE_FUNCTION_MODE is defined.
1021 (expand_call): When making sibcall decisions, use promote_function_mode.
1022 Below, remove an if for targetm.calls.promote_function_return and
1023 and use promote_function_mode.
1024 (emit_library_call_value_1): Use promote_function_mode, fix bug
1025 where promote_mode was passed FOR_CALL == 0 for a return value in an
1027 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1028 * explow.c (promote_function_mode, promote_decl_mode): New.
1029 (promote_mode): Keep only the FOR_CALL == 0 case.
1030 * combine.c (setup_incoming_promotion): Remove test of
1031 promote_function_args. Use promote_function_mode.
1032 * stmt.c (expand_value_return): Use promote_decl_mode.
1033 (expand_decl): Use promote_decl_mode.
1035 * expr.c (store_constructor): Use promote_decl_mode. Remove
1036 now write-only variable unsignedp.
1037 (expand_expr_real_1): Use promote_decl_mode.
1038 * expr.h (promote_function_mode, promote_decl_mode): New.
1039 (promote_mode): Remove last argument.
1040 * function.c (assign_temp): Drop last argument of promote_mode.
1041 (assign_parm_find_data_types): Use promote_function_mode.
1042 (assign_parm_setup_reg): Likewise.
1043 (expand_function_end): Use promote_function_mode.
1044 * calls.c (initialize_argument_information): Use promote_function_mode.
1045 (precompute_arguments): Use promote_mode instead of checking if
1046 only PROMOTE_FUNCTION_MODE is defined.
1047 (expand_call): When making sibcall decisions, use promote_function_mode.
1048 Below, remove an if for targetm.calls.promote_function_return and
1049 and use promote_function_mode.
1050 (emit_library_call_value_1): Use promote_function_mode, fix bug
1051 where promote_mode was passed FOR_CALL == 0 for a return value in an
1053 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1054 * explow.c (promote_function_mode, promote_decl_mode): New.
1055 (promote_mode): Keep only the FOR_CALL == 0 case.
1056 * combine.c (setup_incoming_promotion): Remove test of
1057 promote_function_args. Use promote_function_mode.
1058 * stmt.c (expand_value_return): Use promote_decl_mode.
1059 (expand_decl): Use promote_decl_mode.
1061 * explow.c (promote_function_mode): Just call the target hook.
1062 * targhooks.c (default_promote_function_mode,
1063 default_promote_function_mode_always_promote): New.
1064 * targhooks.h (default_promote_function_mode,
1065 default_promote_function_mode_always_promote): Declare.
1066 * target.h (promote_function_args, promote_function_return): Remove.
1067 (promote_function_mode): New.
1068 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1069 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1070 (TARGET_PROMOTE_FUNCTION_MODE): New.
1071 (TARGET_CALLS): Adjust.
1072 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1073 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1075 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1076 * config/s390/s390.c (s390_promote_function_mode): ... here,
1077 with pointer handling.
1078 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1079 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1081 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1082 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1083 with pointer handling.
1084 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1085 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1087 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1088 * config/sh/sh.c (sh_promote_function_mode): New.
1089 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1090 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1092 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1093 * config/cris/cris.c (cris_promote_function_mode): ... here.
1094 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1095 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1097 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1098 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1099 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1100 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1102 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1103 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1104 complex type handling.
1105 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1106 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1108 * config/pa/pa.c (pa_promote_function_mode): New.
1109 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1110 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1112 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1113 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1114 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1115 * config/xtensa/xtensa.c: Likewise.
1116 * config/stormy16/stormy16.c: Likewise.
1117 * config/iq2000/iq2000.c: Likewise.
1118 * config/rs6000/rs6000.c: Likewise.
1119 * config/picochip/picochip.c: Likewise.
1120 * config/arc/arc.c: Likewise.
1121 * config/mcore/mcore.c: Likewise.
1122 * config/score/score.c: Likewise.
1123 * config/mips/mips.c: Likewise.
1124 * config/bfin/bfin.c: Likewise.
1125 * config/ia64/ia64.c: Likewise (disabled though).
1127 * config/frv/frv.h: Remove pointless remark.
1129 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1130 TARGET_PROMOTE_FUNCTION_ARGS,
1131 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1132 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1134 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1136 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1137 -floop-parallelize-all.
1138 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1139 flag_loop_parallelize_all.
1140 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1141 * graphite.c (graphite_transform_loops): Same.
1143 * graphite-poly.c (apply_poly_transforms): Same.
1145 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1147 PR tree-optimization/40914
1148 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1149 if set, then check the delta field of the PMF record.
1150 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1151 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1152 call is stored in the delta.
1154 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1156 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1158 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1160 * config/i386/bsd.h (ASM_BYTE): New define.
1161 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1162 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1163 .byte. Use fputs or putc instead of fprintf where appropriate.
1164 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1165 fputs or putc instead of fprintf where appropriate.
1166 * config/i386/i386elf.h: Ditto.
1167 * config/i386/sysv4.h: Ditto.
1169 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1170 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1171 (*tls_global_dynamic_64): Ditto.
1173 2009-07-31 Christian Bruel <christian.bruel@st.com>
1175 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1177 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1179 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1180 Remove dead code for MINUS.
1182 2009-07-31 Anthony Green <green@moxielogic.com>
1184 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1186 (moxie_expand_epilogue): Ditto for epilogue.
1187 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1189 (moxie_function_arg): Ditto.
1190 (moxie_pass_by_reference): Ditto.
1191 (moxie_arg_partial_bytes): Ditto.
1192 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1193 (FUNCTION_ARG_ADVANCE) Ditto.
1194 (REG_PARM_STACK_SPACE) Ditto.
1195 (FUNCTION_ARG_REGNO_P) Dito.
1197 * config.gcc: Add moxie linux config support.
1198 * gcc/config/moxie/uclinux.h: New file.
1200 2009-07-31 DJ Delorie <dj@redhat.com>
1202 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1203 (UNSPECV_SP_SWITCH_E): New.
1204 (sp_switch_1): Change to an unspec.
1205 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1207 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1208 reference the new stack's address
1210 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1212 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1213 graphite-clast-to-gimple.o, graphite-dependences.o,
1214 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1215 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1216 (graphite-blocking.o,
1217 graphite-clast-to-gimple.o, graphite-dependences.o,
1218 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1219 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1220 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1221 * cfgloop.h (struct loop): Add can_be_parallel field.
1222 * common.opt (fgraphite-identity): Moved up.
1223 (fgraphite-force-parallel): New flag.
1224 * graphite.c: Rewrite.
1225 * graphite.h: Rewrite.
1226 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1228 * toplev.c (graphite_out_file): New file descriptor.
1229 (graphite_in_file): New.
1230 (process_options): flag_graphite_force_parallel cannot be used without
1232 * tree-ssa-loop.c: Include toplev.h.
1233 (gate_graphite_transforms): Enable flag_graphite for
1234 flag_graphite_force_parallel.
1236 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1238 * ChangeLog.graphite: New.
1239 * graphite-blocking.c: New.
1240 * graphite-clast-to-gimple.c: New.
1241 * graphite-clast-to-gimple.h: New.
1242 * graphite-dependences.c: New.
1243 * graphite-dependences.h: New.
1244 * graphite-interchange.c: New.
1245 * graphite-poly.c: New.
1246 * graphite-poly.h: New.
1247 * graphite-ppl.c: New.
1248 * graphite-ppl.h: New.
1249 * graphite-scop-detection.c: New.
1250 * graphite-scop-detection.h: New.
1251 * graphite-sese-to-poly.c: New.
1252 * graphite-sese-to-poly.h: New.
1256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1258 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1259 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1261 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1263 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1264 (scev_is_linear_expression): Return false if the evolution is not
1265 affine multivariate.
1267 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1269 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1270 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1272 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1274 * tree-data-ref.c (debug_data_references): New.
1275 (debug_data_reference): New.
1276 * tree-data-ref.h (debug_data_references): Declared.
1277 (debug_data_reference): Declared.
1279 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1281 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1282 * tree-data-ref.h (scop_p): Removed.
1283 (struct data_reference): Remove field scop.
1285 (stmt_simple_memref_p): Removed.
1287 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1289 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1290 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1293 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1295 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1297 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1299 * doc/invoke.texi (-fgraphite-identity): Documented.
1301 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1303 * tree-scalar-evolution.c: Fix comment.
1304 (instantiate_scev_1): Return unknow from scev instantiation if the
1305 result is not above instantiate_below.
1307 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1309 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1310 static anymore. Instantiate the symbols that may have been introduced
1312 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1315 2009-07-30 DJ Delorie <dj@redhat.com>
1317 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1318 .vliw directive to VLIW sections.
1320 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1322 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1324 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1325 (AUTOHEADER): New variable.
1326 ($(srcdir)/cstamp-h.in): Use it.
1328 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1329 Pat Haugen <pthaugen@us.ibm.com>
1330 Revital Eres <ERES@il.ibm.com>
1332 * config/rs6000/vector.md (VEC_F): Add VSX support.
1336 (vector_load_<mode>): Ditto.
1337 (vector_store_<mode>): Ditto.
1338 (vector GPR move split): Ditto.
1339 (vec_reload_and_plus_<mptrsize>): Ditto.
1340 (vec_reload_and_reg_<mptrsize>): Ditto.
1341 (add<mode>3): Ditto.
1342 (sub<mode>3): Ditto.
1343 (mul<mode>3): Ditto.
1344 (neg<mode>2): Ditto.
1345 (abs<mode>2): Ditto.
1346 (smin<mode>3): Ditto.
1347 (smax<mode>3): Ditto.
1348 (vector_eq<mode>): Ditto.
1349 (vector_gt<mode>): Ditto.
1350 (vector_ge<mode>): Ditto.
1351 (vector_gtu<mode>): Ditto.
1352 (vector_select_<mode>_uns): Ditto.
1353 (vector_eq_<mode>_p): Ditto.
1354 (vector_gt_<mode>_p): Ditto.
1355 (vector_ge_<mode>_p): Ditto.
1356 (vector_gtu_<mode>_p): Ditto.
1357 (cr6_test_for_zero): Ditto.
1358 (cr6_test_for_zero_reverse): Ditto.
1359 (cr6_test_for_lt): Ditto.
1360 (cr6_test_for_lt_reverse): Ditto.
1361 (xor<mode>3): Ditto.
1362 (ior<mode>3): Ditto.
1363 (and<mode>3): Ditto.
1364 (one_cmpl<mode>2): Ditto.
1365 (nor<mode>2): Ditto.
1366 (andc<mode>2): Ditto.
1367 (float<VEC_int<mode>2): Ditto.
1368 (unsigned_float<VEC_int><mode>2): Ditto.
1369 (fix_trunc<mode><VEC_int>2): Ditto.
1370 (fixuns_trunc<mode><VEC_int>2): Ditto.
1372 (vec_set<mode>): Ditto.
1373 (vec_extract<mode>): Ditto.
1374 (vec_interleave_highv4sf): Ditto.
1375 (vec_interleave_lowv4sf): Ditto.
1376 (vec_realign_load_<mode>): Ditto.
1377 (vec_shl_<mode>): Ditto.
1378 (vec_shr_<mode>): Ditto.
1379 (div<mode>3): New patterns for VSX.
1380 (vec_interleave_highv2df): Ditto.
1381 (vec_interleave_lowv2df): Ditto.
1382 (vec_pack_trunc_v2df): Ditto.
1383 (vec_pack_sfix_trunc_v2df): Ditto.
1384 (vec_pack_ufix_trunc_v2df): Ditto.
1385 (vec_unpacks_hi_v4sf): Ditto.
1386 (vec_unpacks_lo_v4sf): Ditto.
1387 (vec_unpacks_float_hi_v4si): Ditto.
1388 (vec_unpacku_float_lo_v4si): Ditto.
1389 (vec_unpacku_float_hi_v4si): Ditto.
1390 (vec_unpacks_float_lo_v4si): Ditto.
1391 (movmisalign<mode>): Ditto.
1392 (vector_ceil<mode>2): New patterns for vectorizing math library.
1393 (vector_floor<mode>2): Ditto.
1394 (vector_btrunc<mode>2): Ditto.
1395 (vector_copysign<mode>3): Ditto.
1397 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1398 predicate for setting the high bit in each word, used for copysign.
1400 * config/rs6000/ppc-asm.h (f19): Whitespace.
1401 (f32-f63): Define if VSX.
1402 (v0-v31): Define if Altivec.
1403 (vs0-vs63): Define if VSX.
1405 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1407 * config/rs6000/power7.md: New file, provide tuning parameters for
1410 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1411 (rs6000_cpu_cpp_builtins): Ditto.
1412 (altivec_overloaded_builtins): Ditto.
1413 (altivec_resolve_overloaded_builtin): Ditto.
1415 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1416 debug switch to disable vectorizing simple math builtin
1419 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1420 Vectorize simple math builtin functions.
1421 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1422 hook to vectorize math builtins.
1423 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1424 (rs6000_builtin_conversion): Add VSX/power7 support.
1425 (rs6000_builtin_vec_perm): Ditto.
1426 (vsplits_constant): Add support for loading up a vector constant
1427 with just the high bit set in each part.
1428 (rs6000_expand_vector_init): Add VSX/power7 support.
1429 (rs6000_expand_vector_set): Ditto.
1430 (rs6000_expand_vector_extract): Ditto.
1431 (rs6000_emit_move): Ditto.
1432 (bdesc_3arg): Ditto.
1433 (bdesc_2arg): Ditto.
1434 (bdesc_1arg): Ditto.
1435 (rs6000_expand_ternop_builtin): Ditto.
1436 (altivec_expand_builtin): Ditto.
1437 (rs6000_expand_unop_builtin): Ditto.
1438 (rs6000_init_builtins): Ditto.
1439 (altivec_init_builtins): Ditto.
1440 (builtin_function_type): Ditto.
1441 (rs6000_common_init_builtins): Ditto.
1442 (rs6000_handle_altivec_attribute); Ditto.
1443 (rs6000_mangle_type): Ditto.
1444 (rs6000_vector_mode_supported_p): Ditto.
1445 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1448 * config/rs6000/vsx.md: New file for VSX support.
1450 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1451 identifing values with just the most significant bit set.
1452 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1453 vectorized builtins.
1455 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1456 (UNSPEC_VRFIM): Delete.
1457 (splitter for loading up vector with most significant bit): New
1458 splitter for vectorizing copysign.
1459 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1460 vectorizing simple math functions.
1461 (altivec_vrfip): Add support for vectorizing simple math functions.
1462 (altivec_vrfim): Ditto.
1463 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1465 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1466 (power7.md, vsx.md): Include for power7 support.
1467 (copysigndf3): Use VSX instructions if -mvsx.
1468 (negdf2_fpr): Ditto.
1469 (absdf2_fpr): Ditto.
1470 (nabsdf2_fpr): Ditto.
1471 (adddf3_fpr): Ditto.
1472 (subdf3_fpr): Ditto.
1473 (muldf3_fpr): Ditto.
1474 (divdf3_fpr): Ditto.
1475 (fix_truncdfdi2_fpr): Ditto.
1476 (cmpdf_internal1): Ditto.
1477 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1478 (btruncdf2, btruncdf2_fpr): Ditto.
1479 (ceildf2, ceildf2_fpr): Ditto.
1480 (floordf2, floordf2_fpr): Ditto.
1481 (floatdidf2, floatdidf2_fpr): Ditto.
1482 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1483 (fmsubdf4_fpr): Ditto.
1484 (fnmadddf4_fpr_1): Ditto.
1485 (fnmadddf4_fpr_2): Ditto.
1486 (fnmsubdf4_fpr_1): Ditto.
1487 (fnmsubdf4_fpr_2): Ditto.
1488 (fixuns_truncdfdi2): Add expander for VSX support.
1489 (fix_truncdfdi2): Ditto.
1490 (fix_truncdfsi2): Ditto.
1492 (btruncsf2): Whitespace.
1493 (movdf_hardfloat32): Add support for VSX registers.
1494 (movdf_softfloat32): Ditto.
1495 (movdf_hardfloat64): Ditto.
1496 (movdf_hardfloat64_mfpgpr): Ditto.
1497 (movdf_softfloat64): Ditto.
1498 (movti splitters): Add check for vector registers supporting
1499 TImode in the future.
1500 (bpermd): Add power7 bpermd instruction.
1502 * config/rs6000/altivec.h (vec_div): Define if VSX.
1506 (vec_nearbyint): Ditto.
1509 (all predicates): Use the generic builtin function, and not the V4SF
1510 specific function so that the predicates will work with VSX's V2DF.
1514 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1515 Document new VSX functions and types.
1517 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1520 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1521 "wa", and "j" constraints. Modify "v" to talk about Altivec
1522 instead of just vector.
1524 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1527 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1528 location for phi arguments.
1529 (rewrite_update_phi_arguments): Find locations for reaching defs.
1530 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1531 Add location to add_phi_arg calls.
1532 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1533 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1534 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1535 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1536 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1537 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1538 * tree-phinodes.c (make_phi_node): Initialize location.
1539 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1540 (add_phi_arg): Add location parameter.
1541 (remove_phi_arg_num): Move location when moving phi argument.
1542 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1544 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1545 slpeel_update_phi_nodes_for_guard1,
1546 slpeel_update_phi_nodes_for_guard2,
1547 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1548 vect_loop_versioning): Set locations.
1549 * tree-parloops.c (create_phi_for_local_result,
1550 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1551 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1552 * tree-vect-loop.c (get_initial_def_for_induction,
1553 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1555 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1556 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1557 (gimple_phi_arg_set_location): New. Set locus.
1558 (gimple_phi_arg_has_location): New. Check for locus.
1559 (redirect_edge_var_map_location): New. Return locus from var_map.
1560 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1561 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1562 combining PHI arguments.
1563 (cond_store_replacement): Set location.
1564 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1565 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1566 scop_add_exit_phis_edge): Add locations.
1567 * tree-cfgcleanup.c (remove_forwarder_block,
1568 remove_forwarder_block_with_phi): Add locations.
1569 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1570 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1572 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1573 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1574 flush_pending_stmts): Add source location.
1575 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1576 stack to preserve locations.
1577 * tree-vect-stmts.c (vectorizable_load): Add location.
1578 * tree-inline.c (copy_phis_for_bb): Copy locus.
1579 (setup_one_parameter): Add call locus to inlined parameter stmts.
1580 (initialize_inlined_parameters): Pass in call location as parameter
1582 (tree_function_versioning): Pass location to setup_one_parameter.
1583 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1584 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1585 copy and edge lists.
1586 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1587 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1588 locus parameter and override the stmt default if provided.
1589 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1590 elim_graph_add_edge, elim_graph_remove_succ_edge,
1591 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1592 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1593 eliminate_phi): Add locus info in elimination graph for each edge and
1595 (insert_backedge_copies): Copy locus if present.
1596 * tree-flow.h (struct _edge_var_map): Add locus field.
1597 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1598 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1599 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1601 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1603 2009-07-30 Martin Jambor <mjambor@suse.cz>
1605 PR tree-optimization/40570
1606 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1609 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1611 * ssa-loop-manip.c: Include langhooks.h.
1612 (rewrite_phi_with_iv): New.
1613 (rewrite_all_phi_nodes_with_iv): New.
1614 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1615 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1616 * tree-parloops.c (loop_parallel_p): Move out all conditions
1617 except dependency check.
1618 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1619 (gen_parallel_loop): Call canonicalize_loop_ivs without
1620 reduction_list argument.
1621 (build_new_reduction): New.
1622 (gather_scalar_reductions): New.
1623 (try_get_loop_niter): New.
1624 (try_create_reduction_list): New.
1625 (parallleize_loops): Change the parallel conditions check.
1626 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1627 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1629 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1631 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1633 * doc/options.texi (Option properties): Mention new quoting syntax.
1635 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1637 * config/alpha/alpha.c (alpha_start_function):
1638 Handle VMS_DEBUG_MAIN_POINTER
1639 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1640 * doc/invoke.texi: Document -mdebug-main switch.
1642 2009-07-29 Richard Henderson <rth@redhat.com>
1644 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1645 (cgraph_create_edge_including_clones): Likewise.
1646 * tree-inline.c (copy_bb): Operate on the correct edges
1647 when updating the callgraph.
1649 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1651 * config/alpha/vms-cc.c: Deleted.
1652 * config/alpha/vms-ld.c: Deleted.
1653 * config/alpha/t-vms64: Moved to config/vms
1654 * config/alpha/vms-crt0-64.c: Moved to config/vms
1655 * config/alpha/vms-crt0.c: Moved to config/vms
1656 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1657 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1658 * config/alpha/xm-vms.h: Moved to config/vms
1659 * config/alpha/x-vms: Moved to config/vms
1660 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1662 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1663 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1665 * config/vms/t-vms64: Moved here from config/alpha
1666 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1667 (argc,argv,envp): Enforce 32bit malloc'ing.
1668 * config/vms/vms-psxcrt0-64.c: Likewise.
1669 * config/vms/vms-crt0.c: Moved here from config/alpha.
1670 * config/vms/vms-psxcrt0.c: Likewise.
1671 * config/vms/vms-crtl-64.h: New file.
1672 * config/vms/vms-crtl.h: New file.
1673 * config/vms/vms.opt: New file.
1674 * config/vms/xm-vms64.h: New file.
1675 * config/vms/xm-vms.h: Moved here from config/alpha.
1676 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1678 * config/vms/x-vms: Moved here from config/alpha.
1679 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1680 (vms-ld.o, vms-cc.o): Removed.
1681 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1683 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1685 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1686 correct stack (obvious VMS fix).
1688 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1690 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1691 date, version info if VMS_DEBUGGING_INFO defined.
1692 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1693 size, date calculating code moved here.
1695 2009-07-29 Paul Brook <paul@codesourcery.com>
1697 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1700 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1703 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1704 to DImode when generating insq_le insn.
1706 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1708 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1709 New macro set for VMS_DEBUGGGING_INFO.
1710 (AT_string_form): Use it.
1712 2009-07-28 DJ Delorie <dj@redhat.com>
1714 * config/mep/mep.c (vtext_section): New.
1715 (vftext_section): New.
1716 (ftext_section): New.
1717 (mep_select_section): Add support for functions.
1718 (mep_unique_section): Likewise.
1719 (mep_asm_init_sections): Likewise.
1720 (mep_encode_section_info): Remove it from here.
1722 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1724 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1726 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1727 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1729 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1731 * dwarf2out.c (output_file_names): Test new macro
1732 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1733 (add_comp_dir_attribute): Likewise.
1735 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1737 * config/i386/mingw-w64.h (LINK_SPEC): Add
1738 separating space between commands.
1740 2009-07-28 Jan Hubicka <jh@suse.cz>
1742 PR tree-optimization/40759
1743 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1746 2009-07-27 DJ Delorie <dj@redhat.com>
1748 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1749 types are dword-aligned.
1750 (mep_expand_va_start): Likewise.
1752 2009-07-27 Olivier Hainque <hainque@adacore.com>
1753 Douglas B Rupp <rupp@gnat.com>
1755 * convert.c (convert_to_pointer): Don't assume the target
1756 pointer type is POINTER_SIZE long. Fetch its precision instead.
1758 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1760 * system.h (fopen): Undefine if macro.
1762 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1764 * dwarf2out.c (output_cfi_p): Removed.
1765 (output_cfis): New function.
1766 (output_fde): New function, split from output_call_frame_info.
1767 (output_call_frame_info): Use it.
1768 (dwarf2out_switch_text_section): Use output_cfis.
1770 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1772 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1773 TARGET_BI_ARCH is specified without enabling SJLJ.
1774 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1775 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1777 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1779 * arm.md (negdi2): Use DImode if forcing a value into a register.
1781 2009-07-26 Ira Rosen <irar@il.ibm.com>
1783 PR tree-optimization/40801
1784 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1785 of vector operand from the previous copy of vector statement.
1786 Pass the correct definition type value to
1787 vect_get_vec_def_for_stmt_copy().
1789 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1791 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1792 const char ** conversion.
1794 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1796 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1797 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1798 (gcc_unreachable): Invoke __builtin_unreachable() if
1799 !ENABLE_ASSERT_CHECKING.
1801 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1803 PR rtl-optimization/40445
1804 * emit-rtl.c (next_nonnote_insn_bb): New function.
1805 * rtl.h (next_nonnote_insn_bb): Declare new function.
1806 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1807 with no successors that is the successor of the ENTRY_BLOCK.
1808 Continue from the top after removing an empty fallthrough block.
1809 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1810 of next_nonnote_insn.
1812 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1814 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1816 2009-07-25 Martin Jambor <mjambor@suse.cz>
1818 * c-common.c (c_common_attribute_table): New element for noclone.
1819 (handle_noclone_attribute): New function. Forward-declare.
1820 * tree-inline.c (tree_versionable_function_p): Check for noclone
1822 * doc/extend.texi (Labels as Values): Document need for noclone.
1823 (Function Attributes): Document noclone attribute.
1825 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1827 PR rtl-optimization/34999
1828 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1829 and dw_fde_switched_cold_to_hot fields.
1830 (output_cfi_p): New function.
1831 (output_call_frame_info): If fde->dw_fde_switched_sections,
1832 output 2 FDEs instead of one with corrupted header.
1833 (dwarf2out_do_cfi_startproc): New function.
1834 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1835 and fde->dw_fde_switched_cold_to_hot.
1836 (dwarf2out_switch_text_section): Compute
1837 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1838 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1839 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1840 Otherwise, compute fde->dw_fde_switch_cfi.
1842 2009-07-24 Cary Coutant <ccoutant@google.com>
1844 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1846 2009-07-24 Cary Coutant <ccoutant@google.com>
1848 * cfghooks.c (split_block): Copy discriminator to new block.
1849 * tree-cfg.c (assign_discriminator): Check location of last
1850 instruction in block as well as first.
1852 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1854 * config/i386/linux.c: Use fputs or putc instead of fprintf
1856 * config/i386/gas.h: Ditto.
1857 * config/i386/x86-64.h: Ditto.
1858 * config/i386/att.h: Ditto.
1860 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1862 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1865 2009-07-24 Martin Jambor <mjambor@suse.cz>
1867 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1868 (ipa_push_func_to_list_1): Declare.
1869 (ipa_push_func_to_list): New function.
1871 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1872 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1873 (ipa_push_func_to_list): Removed.
1874 (ipa_pop_func_from_list): Clear node_enqueued flag.
1876 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1878 * config/s390/s390.c (override_options): Default
1879 max-unrolled-insns to 100 for z10 tuning.
1881 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1883 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1884 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1885 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1886 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1887 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1888 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1889 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1891 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1893 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1894 use default set in mingw32.h header.
1895 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1896 64-bit /mingw/include path.
1897 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1900 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1902 PR rtl-optimization/40209
1903 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1905 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1908 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1909 with the rest of string where appropriate. Use fputs or putc
1910 instead of fprintf where appropriate.
1912 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1913 Pat Haugen <pthaugen@us.ibm.com>
1914 Revital Eres <ERES@il.ibm.com>
1916 * config/rs6000/vector.md: New file. Move most of the vector
1917 expander support here from altivec.md to allow for the VSX vector
1918 unit in the future. Add support for secondary_reload patterns.
1919 Rewrite the patterns for vector comparison, and vector comparison
1920 predicate instructions so that the RTL expresses the desired
1921 behavior, instead of using unspec.
1923 * config/rs6000/constraints.md ("f" constraint): Use
1924 rs6000_constraints to hold the precalculated register class.
1925 ("d" constraint): Ditto.
1926 ("wd" constraint): New constraint for VSX.
1927 ("wf" constraint): Ditto.
1928 ("ws" constraint): Ditto.
1929 ("wa" constraint): Ditto.
1930 ("wZ" constraint): Ditto.
1931 ("j" constraint): Ditto.
1933 * config/rs6000/predicates.md (vsx_register_operand): New
1935 (vfloat_operand): New predicate for vector.md.
1936 (vint_operand): Ditto.
1937 (vlogical_operand): Ditto.
1938 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1939 (easy_vector_constant): Add VSX support.
1940 (altivec_indexed_or_indirect_operand): New predicate for
1941 recognizing Altivec style memory references with AND -16.
1943 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1944 for vector secondary reload support.
1945 (rs6000_vector_reg_class): Delete, replacing it with
1947 (rs6000_vsx_reg_class): Ditto.
1948 (rs6000_constraints): New array to hold the register classes of
1949 each of the register constraints that can vary at runtime.
1950 (builtin_mode_to_type): New static array for builtin function type
1952 (builtin_hash_table): New static hash table for builtin function
1954 (TARGET_SECONDARY_RELOAD): Define target hook.
1955 (TARGET_IRA_COVER_CLASSES): Ditto.
1956 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1957 registers are 128 bits if VSX memory reference instructions are used.
1958 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1960 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1961 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1962 Print several of the scheduling related parameters.
1963 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1964 rs6000_constraints instead of rs6000_vector_reg_class. Move
1965 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1966 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1967 Altivec. Add VSX support. Setup for secondary reload support on
1968 Altivec/VSX registers.
1969 (rs6000_override_options): Make power7 set the scheduling groups
1970 like the power5. Add support for new debug switches to override
1971 the scheduling defaults. Temporarily disable -mcpu=power7 from
1972 setting -mvsx. Add support for debug switches -malways-hint,
1973 -msched-groups, and -malign-branch-targets.
1974 (rs6000_buitlin_conversion): Add support for returning unsigned
1975 vector conversion functions to fix regressions due to stricter
1977 (rs6000_builtin_mul_widen_even): Ditto.
1978 (rs6000_builtin_mul_widen_odd): Ditto.
1979 (rs6000_builtin_vec_perm): Ditto.
1980 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1981 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1983 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1985 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1986 VSX types for bit operations. Changes to accomidate vector.md.
1987 (bdesc_2arg): Ditto.
1988 (bdesc_1arg): Ditto.
1989 (struct builtin_description_predicates): Rewrite predicate
1990 handling so that RTL describes the operation, instead of passing
1991 the instruction to be used as a string argument.
1992 (bdesc_altivec_preds): Ditto.
1993 (altivec_expand_predicate_builtin): Ditto.
1994 (altivec_expand_builtin): Ditto.
1995 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1996 statement for vsldoi support.
1997 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1998 (altivec_expand_st_builtin): Ditto.
1999 (paired_expand_builtin): Whitespace changes.
2000 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2001 builtin_mode_to_type table for secondary reload. Call
2002 builtin_function_type to build random builtin functions.
2003 (altivec_init_builtins): Change to use builtin_function_type to
2004 create builtin function types dynamically as we need them.
2005 (builtin_hash_function): New support for hashing the tree types
2006 for builtin function as we need it, rather than trying to build
2007 all of the trees that we need. Add initial preliminary VSX support.
2008 (builtin_function_type): Ditto.
2009 (builtin_function_eq): Ditto.
2010 (builtin_hash_struct): Ditto.
2011 (rs6000_init_builtins): Ditto.
2012 (rs6000_common_init_builtins): Ditto.
2013 (altivec_init_builtins): Ditto.
2014 (rs6000_common_init_builtins): Ditto.
2015 (enum reload_reg_type): New enum for simplifing reg classes.
2016 (rs6000_reload_register_type): Simplify register classes into GPR,
2017 Vector, and other registers. Altivec and VSX addresses in reload.
2018 (rs6000_secondary_reload_inner): Ditto.
2019 (rs6000_ira_cover_classes): New target hook, that returns the
2020 appropriate cover classes, based on -mvsx being used or not.
2021 (rs6000_secondary_reload_class): Add VSX support.
2022 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2023 (get_vsel_insn): Ditto.
2024 (rs6000_emit_vector_compare): Rewrite vector conditional support
2025 so that where we can, we use RTL operators, instead of blindly use
2027 (rs6000_emit_vector_select): Ditto.
2028 (rs6000_emit_vector_cond_expr): Ditto.
2029 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2030 (create_TOC_reference): Add -mdebug=addr support.
2031 (emit_frame_save): VSX loads/stores need register indexed addressing.
2033 * config/rs6000/rs6000.md: Include vector.md.
2035 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2037 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2038 support for V2DI, V2DF in logical, permute, select operations.
2040 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2041 switch for vsx/power7.
2042 (-mvsx-scalar-memory): Ditto.
2043 (-mvsx-align-128): Ditto.
2044 (-mallow-movmisalign): Ditto.
2045 (-mallow-df-permute): Ditto.
2046 (-msched-groups): Ditto.
2047 (-malways-hint): Ditto.
2048 (-malign-branch-targets): Ditto.
2050 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2052 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2053 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2054 (rs6000_vector_reg_class): Delete.
2055 (rs6000_vsx_reg_class): Ditto.
2056 (enum rs6000_reg_class_enum): New enum for the constraints that
2057 vary based on target switches.
2058 (rs6000_constraints): New array to hold the register class for all
2059 of the register constraints that vary based on the switches used.
2060 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2061 (enum rs6000_builtins): Add unsigned varients for the builtin
2062 declarations returned by target hooks for expanding multiplies,
2063 select, and permute operations. Add VSX builtins.
2064 (enum rs6000_builtin_type_index): Add entries for VSX.
2065 (V2DI_type_node): Ditto.
2066 (V2DF_type_node): Ditto.
2067 (unsigned_V2DI_type_node): Ditto.
2068 (bool_long_type_node): Ditto.
2069 (intDI_type_internal_node): Ditto.
2070 (uintDI_type_internal_node): Ditto.
2071 (double_type_internal_node): Ditto.
2073 * config/rs6000/altivec.md (whole file): Move all expanders to
2074 vector.md from altivec.md. Rename insn matching functions to be
2076 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2077 (altivec_vcmp*): Ditto.
2078 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2079 (VM): New iterator for moves that includes the VSX types.
2080 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2081 (altivec_vperm_<mode>_uns): New, for unsigned types.
2082 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2083 (altivec_eq<mode>): Ditto.
2084 (altivec_gt<mode>): Ditto.
2085 (altivec_gtu<mode>): Ditto.
2086 (altivec_eqv4sf): Ditto.
2087 (altivec_gev4sf): Ditto.
2088 (altivec_gtv4sf): Ditto.
2089 (altivec_vcmpbfp_p): Ditto.
2091 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2093 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2096 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2099 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2100 ASM_SHORT instead of .word.
2101 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2102 instead of .word in asm template.
2104 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2107 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2108 (process_bb_node_lives): Use it.
2110 * ira.c (setup_cover_and_important_classes): Don't setup
2111 ira_important_class_nums. Add cover classes to the end of
2113 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2115 (find_reg_class_closure): Use reorder_important_classes.
2117 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2119 * config/i386/i386.c (i386_ira_cover_classes): New function.
2120 (TARGET_IRA_COVER_CLASSES): Redefine.
2122 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2123 importance of order of cover classes in the array.
2125 2009-07-22 Diego Novillo <dnovillo@google.com>
2127 * tree-pass.h (TDF_EH): Define.
2128 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2129 contains TDF_EH, print the EH region number holding GS.
2130 * tree-dump.c (dump_options): Add "eh".
2131 * doc/invoke.texi: Document it.
2133 2009-07-22 Doug Kwan <dougkwan@google.com>
2135 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2137 2009-07-22 Michael Matz <matz@suse.de>
2139 PR tree-optimization/35229
2140 PR tree-optimization/39300
2142 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2143 (inhibit_phi_insertion): New function.
2144 (insert_into_preds_of_block): Call it for REFERENCEs.
2145 (init_pre): Initialize and finalize scalar evolutions.
2146 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2148 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2150 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2151 Use CONST_VECTOR_NUNITS to determine number of elements.
2153 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2156 (U, W): Constraints are now deprecated and will be removed if we
2158 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2160 ("prefetch"): Add the stcmh instruction for prefetching.
2161 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2163 (s390_short_displacement): Return always true if compiling for
2164 machines not providing the long displacement facility.
2165 (s390_mem_constraint): Support the new constraint letter Z.
2166 (s390_check_qrst_address): New function.
2168 2009-07-21 DJ Delorie <dj@redhat.com>
2170 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2173 2009-07-21 Jason Merrill <jason@redhat.com>
2175 * c-common.c (max_tinst_depth): Increase default to 1024.
2177 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2179 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2180 (vec_unpacku_float_lo_v4si): Ditto.
2182 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2185 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2186 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2187 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2188 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2190 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2192 PR tree-optimization/40813
2193 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2196 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2198 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2199 with a NOP_EXPR if needed.
2201 2009-07-21 Paul Brook <paul@codesourcery.com>
2203 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2204 Terminate debug dump with newline.
2206 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2208 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2209 Cast "1" to unsigned HOST_WIDE_INT.
2210 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2211 deposit length to the maximum length - lsb. Extend length if
2212 HOST_BITS_PER_WIDE_INT is 32.
2214 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2216 * cgraph.h (constant_pool_htab): New function.
2217 (constant_descriptor_tree): Move from varasm.c.
2218 * varasm.c (constant_pool_htab): New function.
2219 (constant_descriptor_tree): Move to cgraph.h.
2221 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2223 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2225 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2227 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2230 2009-07-20 Xinliang David Li <davidxl@google.com>
2232 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2234 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2236 * config/mips/mips.md (move_type): Add arith.
2237 (type): Handle arith.
2238 (zero_extendsidi2): Rename this into ...
2239 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2240 (zero_extendsidi2): New expander.
2241 (*zero_extendsidi2_dext): New pattern.
2243 2009-07-20 Nick Clifton <nickc@redhat.com>
2245 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2246 to set MIPS_ABI_DEFAULT.
2247 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2249 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2251 * tree-object-size.c (addr_object_size): Handle unions with
2252 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2254 PR tree-optimization/40792
2255 * tree.c (build_function_type_skip_args): Remove bogus assert.
2257 2009-07-20 Jan Hubicka <jh@suse.cz>
2258 Martin Jambor <mjambor@suse.cz>
2260 * cgraph.h (combined_args_to_skip): New field.
2261 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2262 combined_args_to_skip and args_to_skip.
2263 * tree-inline.c (update_clone_info): New function.
2264 (tree_function_versioning): Call update_clone_info.
2265 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2267 (cgraph_materialize_all_clones): More extensive dumping, working
2268 with combined_args_to_skip rather than args_to_skip.
2270 2009-07-20 Ira Rosen <irar@il.ibm.com>
2272 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2273 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2274 (get_initial_def_for_reduction): Likewise.
2275 (vectorizable_reduction): Skip the check of first operand in case
2276 of COND_EXPR. Add check that it is outer loop vectorization if
2277 nested cycle was detected. Call vectorizable_condition() for
2278 COND_EXPR. If reduction epilogue cannot be created do not fail for
2279 nested cycles (if it is not double reduction). Assert that there
2280 is only one type in the loop in case of COND_EXPR. Call
2281 vectorizable_condition() to vectorize COND_EXPR.
2282 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2283 Add parameters. Allow nested cycles if called from
2284 vectorizable_reduction(). Use reduction vector variable if provided.
2285 (vect_analyze_stmt): Call vectorizable_reduction() before
2286 vectorizable_condition().
2287 (vect_transform_stmt): Update call to vectorizable_condition().
2289 2009-07-20 Christian Bruel <christian.bruel@st.com>
2291 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2292 * doc/invoke.texi (-mfmovd): Likewise.
2293 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2295 2009-07-20 Jan Hubicka <jh@suse.cz>
2297 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2298 when handling SSA name.
2300 2009-07-19 Jan Hubicka <jh@suse.cz>
2302 PR tree-optimization/40676
2303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2304 virtual PHIs in empty BBs.
2306 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2308 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2309 re-expanded the compound use gen_lowpart instead to convert to the
2312 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2314 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2315 OUTER_CONST arguments.
2316 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2317 the new wider mode will be masked off.
2318 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2320 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2322 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2323 high-order bits are zero.
2325 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2327 * combine.c (simplify_shift_const_1): Split code to determine
2329 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2330 new bits shifted in are identical to the old sign bit.
2332 2009-07-18 Richard Guenther <rguenther@suse.de>
2335 * gimplify.c (gimplify_call_expr): Reject code using results from
2336 functions returning void.
2338 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2340 * doc/md.texi: Document the new PowerPC "es" constraint.
2341 Document that "m" can include automodified addresses on this target,
2342 and explain how %U must be used. Extend the "Q" and "Z" documentation
2343 to suggest "es" as well as "m".
2344 * config/rs6000/constraints.md (es): New memory constraint.
2345 (Q, Z): Update strings to match new documentation.
2347 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2349 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2350 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2351 * config/rs6000/predicates.md (volatile_mem_operand): Use
2352 offsettable_nonstrict_memref_p.
2353 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2354 (*floatunssidf2_internal): Likewise.
2355 (*fix_truncdfsi2_internal): Likewise.
2356 (*fix_trunctfsi2_internal): Likewise.
2358 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2360 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2362 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2364 2009-07-17 Richard Guenther <rguenther@suse.de>
2367 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2368 (pass_warn_unused_result): Likewise.
2369 (TODO_set_props): Remove.
2370 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2372 (pass_diagnose_omp_blocks): Define.
2373 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2374 (c_gimple_diagnostics_recursively): Remove.
2375 (finish_function): Do not call it.
2376 (c_write_global_declarations): Continue after errors.
2377 Finalize the CU here.
2378 * c-gimplify.c (c_genericize): Do not gimplify here.
2379 * c-common.c (c_warn_unused_result): Move ...
2380 * tree-cfg.c (do_warn_unused_result): ... here.
2381 (run_warn_unused_result): New function.
2382 (gate_warn_unused_result): New function.
2383 (pass_warn_unused_result): New pass.
2384 * c-common.h (c_warn_unused_result): Remove.
2385 * flags.h (flag_warn_unused_result): Declare.
2386 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2387 * opts.c (flag_warn_unused_result): Initialize to false.
2388 * toplev.c (compile_file): Add comment.
2389 * omp-low.c (create_omp_child_function): Do not register
2390 the function with the frontend.
2391 (diagnose_omp_structured_block_errors): Prepare to be
2392 called as optimization pass.
2393 (gate_diagnose_omp_blocks): New function.
2394 (pass_diagnose_omp_blocks): New pass.
2395 * cgraph.h (cgraph_optimize): Remove.
2396 (cgraph_analyze_function): Likewise.
2397 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2398 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2399 before their parents here.
2400 (cgraph_finalize_function): Not here.
2401 (cgraph_analyze_function): Gimplify functions here.
2402 (cgraph_finalize_compilation_unit): Continue after errors.
2403 Optimize the callgraph from here.
2404 (cgraph_optimize): Make static.
2405 * langhooks.c (write_global_declarations): Finalize the CU.
2406 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2407 (gimplify_function_tree): Assert we gimplify only once.
2408 Set PROP_gimple_any property.
2409 * tree-nested.c (gimplify_all_functions): New function.
2410 (lower_nested_functions): Gimplify all nested functions.
2411 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2412 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2413 and pass_diagnose_omp_blocks after gimplification. Do not
2414 set TODO_set_props on all_lowering_passes.
2415 (execute_one_pass): Do not handle TODO_set_props.
2416 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2417 (gimplify.o): Add tree-pass.h dependency.
2418 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2419 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2420 (unsave_r): Likewise.
2421 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2424 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2426 * doc/service.texi (Service): Restore previously removed link,
2427 which isn't broken after all.
2429 2009-07-17 Richard Guenther <rguenther@suse.de>
2431 PR tree-optimization/40321
2432 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2433 PHI nodes to the maximal set.
2434 (make_values_for_phi): Add PHI arguments to the maximal set.
2435 (execute_pre): Dump PHI_GEN and the maximal set.
2437 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2440 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2443 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2445 * doc/extend.texi (Nested Functions): Replace broken link with
2447 * doc/service.texi (Service): Remove broken link.
2449 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2452 * builtins.c (expand_builtin_memcmp): Use loc instead of
2453 EXPR_LOCATION (exp).
2454 (expand_builtin_strncmp): Likewise.
2456 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2457 Manuel López-Ibáñez <manu@gcc.gnu.org>
2460 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2461 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2462 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2463 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2464 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2465 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2466 tree-inline.c, c-common.c, c-common.h, gimple.c,
2467 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2468 convert.c: Add location argument to fold_{unary,binary,ternary},
2469 fold_build[123], build_call_expr, build_size_arg,
2470 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2471 fold_build1_initializer, fold_build2_initializer,
2472 fold_build3_initializer, fold_build_call_array,
2473 fold_build_call_array_initializer, fold_single_bit_test,
2474 omit_one_operand, omit_two_operands, invert_truthvalue,
2475 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2476 combine_comparisons, fold_builtin_*, fold_call_expr,
2477 build_range_check, maybe_fold_offset_to_address, round_up,
2480 2009-07-16 Jason Merrill <jason@redhat.com>
2483 * c-common.c (c_common_reswords): Add __is_standard_layout
2485 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2486 * doc/implement-cxx.texi: New.
2487 * doc/gcc.texi: Include it.
2489 2009-07-16 DJ Delorie <dj@redhat.com>
2491 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2492 compares that may be indirectly affected by previous instructions.
2494 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2496 * builtins.c (do_mpc_arg2): New.
2497 (fold_builtin_2): Fold builtin cpow.
2498 * real.h (HAVE_mpc_pow): New.
2500 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2502 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2503 comparison to skip unprofitable schedule
2505 2009-07-16 Simon Baldwin <simonb@google.com>
2507 * gcc.c (option_map): New flag -no-canonical-prefixes.
2508 * (display_help): Print help text for new flag.
2509 * (process_command): Move options translation and language specifics
2510 and handle new flag early. Use it to set a function pointer to a
2511 prefix builder. Replace make_relative_prefix calls with calls to
2512 the function pointed to. Ignore new flag in regular options handling.
2513 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2515 2009-07-15 DJ Delorie <dj@redhat.com>
2517 * config/mep/mep.md (sibcall_internal): Change register to avoid
2519 (sibcall_value_internal): Likewise.
2521 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2523 PR rtl-optimization/40710
2524 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2526 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2528 * config/mips/mips.md (*extenddi_truncate<mode>,
2529 *extendsi_truncate<mode>): Change type attribute to move_type
2530 with shift_shift. Split out code handling exts from here ...
2531 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2533 (*extendhi_truncateqi): Change type attribute to move_type with
2534 shift_shift. Split out code handling exts from here ...
2535 (*extendhi_truncateqi_exts): ... to this new pattern.
2537 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2540 instead of "and" with inverted sign bit mask value. Use
2541 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2542 Allocate registers only for operand 4 and operand 5.
2544 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2547 * fold-const.c (fold_cond_expr_with_comparison): When folding
2548 < and <= to MIN, make sure the MIN uses the same type as the
2549 comparison's operands.
2551 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2553 * arm.md (ior_xor): New code iterator.
2554 (split for ior/xor with shift and zero-extend): New split pattern.
2555 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2557 2009-07-15 Richard Guenther <rguenther@suse.de>
2559 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2562 2009-07-15 Richard Guenther <rguenther@suse.de>
2565 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2567 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2569 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2570 handle 2.6.30 kernel.
2572 2009-07-15 DJ Delorie <dj@redhat.com>
2574 * config/mep/mep.md (sibcall_internal): Change register to allow
2575 for 24-bit addresses.
2576 (sibcall_value_internal): Likewise.
2578 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2580 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2581 that are enabled/disabled by the flags introduced by a previous patch.
2583 2009-07-14 DJ Delorie <dj@redhat.com>
2585 * config/mep/mep.md (sibcall_internal): Include non-toggling
2587 (sibcall_value_internal): Likewise.
2589 2009-07-14 Taras Glek <tglek@mozilla.com>
2590 Rafael Espindola <espindola@google.com>
2592 * doc/sourcebuild.texi: Document install-plugin target.
2593 * configure.ac: Added install-plugin target to language makefiles.
2594 * configure: Regenerate.
2595 * Makefile.in: (install-plugin): Install more headers,
2596 depend on lang.install-plugin.
2598 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2600 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2603 2009-07-14 DJ Delorie <dj@redhat.com>
2605 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2606 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2607 * config/mep/mep.md (sibcall_internal): Change test from
2608 mep_vliw_mode_match to mep_vliw_jmp_match.
2609 (sibcall_value_internal): Likewise.
2611 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/sse.md (copysign<mode>3): New expander.
2614 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2615 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2616 Use ix86_build_const_vector.
2617 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2618 IX86_BUILTIN_CPYSGNPD.
2619 (builtin_description): Add __builtin_ia32_copysignps and
2620 __builtin_ia32_copysignpd.
2621 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2622 and BUILT_IN_COPYSIGNF.
2624 2009-07-13 Jason Merrill <jason@redhat.com>
2626 * builtins.c (can_trust_pointer_alignment): New fn.
2627 (get_pointer_alignment): Factor it out from here.
2628 * tree.h: Declare it.
2630 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2632 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2635 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2639 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2641 2009-07-14 Richard Guenther <rguenther@suse.de>
2642 Andrey Belevantsev <abel@ispras.ru>
2645 * cfgexpand.c (partition_stack_vars): Do not bother to update
2646 alias information when not optimizing.
2648 2009-07-14 Richard Guenther <rguenther@suse.de>
2649 Andrey Belevantsev <abel@ispras.ru>
2651 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2652 (pt_solution_set): Likewise.
2653 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2654 * tree-ssa-structalias.c (pt_solution_set): New function.
2655 * final.c (rest_of_clean_state): Free SSA data structures.
2656 * print-rtl.c (print_decl_name): Remove.
2657 (print_mem_expr): Implement in terms of print_generic_expr.
2658 * alias.c (ao_ref_from_mem): New function.
2659 (rtx_refs_may_alias_p): Likewise.
2660 (true_dependence): Query alias-export info.
2661 (canon_true_dependence): Likewise.
2662 (write_dependence_p): Likewise.
2663 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2665 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2666 (mem_expr_equal_p): Use operand_equal_p.
2667 (set_mem_attributes_minus_bitpos): Do not use
2668 component_ref_for_mem_expr.
2669 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2670 (update_alias_info_with_stack_vars): Likewise.
2671 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2672 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2673 explicitly nor clear stmt operands.
2674 Free the decl-to-pointer map.
2675 * tree-optimize.c (execute_free_datastructures): Do not free
2676 SSA data structures here.
2677 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2678 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2679 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2681 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2683 2009-07-13 DJ Delorie <dj@redhat.com>
2685 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2686 unrolling at the right iteration count.
2688 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2691 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2693 * haifa-sched.c (rank_for_schedule): Introduced flags to
2694 enable/disable individual scheduling heuristics.
2695 * common.opt: Introduced flags to enable/disable individual
2696 heuristics in the scheduler.
2697 * doc/invoke.texi: Introduced flags to enable/disable individual
2698 heuristics in the scheduler.
2700 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2702 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2703 config/i386/mingw-tls.c.
2704 * config/i386/mingw-tls.c: Removed.
2706 2009-07-13 Ira Rosen <irar@il.ibm.com>
2708 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2709 checks access only relevant statements.
2710 (vectorizable_reduction): Likewise.
2712 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2714 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2715 just for 32-bit case.
2717 2009-07-12 Jan Hubicka <jh@suse.cz>
2719 PR tree-optimization/40585
2720 * except.c (expand_resx_expr): When there already is resume
2721 instruction, produce linked list.
2722 (build_post_landing_pads): Assert that resume is empty.
2723 (connect_post_landing_pads): Handle resume lists.
2724 (dump_eh_tree): Dump resume list.
2726 2009-07-12 Ira Rosen <irar@il.ibm.com>
2728 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2729 with additional argument.
2730 * tree-vectorizer.h (enum vect_def_type): Add
2731 vect_double_reduction_def.
2732 (vect_is_simple_reduction): Add argument.
2733 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2735 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2736 vect_is_simple_reduction with additional argument.
2737 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2739 (reduction_code_for_scalar_code): Handle additional codes by
2740 returning ERROR_MARK for them. Fix comment and indentation.
2741 (vect_is_simple_reduction): Fix comment, add argument to specify
2742 double reduction. Detect double reduction.
2743 (get_initial_def_for_induction): Fix indentation.
2744 (get_initial_def_for_reduction): Fix comment and indentation.
2745 Handle double reduction. Create initial definitions that do not
2746 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2747 (vect_create_epilog_for_reduction): Fix comment, add argument to
2748 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2749 epilogue result extraction. Create double reduction phi node and
2750 replace relevant uses.
2751 (vectorizable_reduction): Call vect_is_simple_reduction with
2752 additional argument. Fix indentation. Update epilogue code treatment
2753 according to the changes in reduction_code_for_scalar_code. Check
2754 for double reduction. Call vect_create_epilog_for_reduction with
2755 additional argument.
2756 * tree-vect-stmts.c (process_use): Handle double reduction, update
2758 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2759 (vect_get_vec_def_for_operand): Likewise.
2761 2009-07-12 Danny Smith <dansmister@gmail.com>
2763 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2764 dllexport if !TREE_PUBLIC.
2765 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2767 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2769 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2770 (avr_extra_arch_macro) Remove declatation.
2771 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2772 (avr_extra_arch_macro) Declare as static.
2773 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2775 2009-07-11 Jan Hubicka <jh@suse.cz>
2778 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2780 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2783 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2784 cold_in_std_section bits.
2785 (dwarf2out_begin_prologue): Initialize them.
2786 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2787 if already covered by text_section or cold_text_section range.
2789 PR rtl-optimization/40667
2790 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2791 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2792 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2793 * config/i386/i386.c (ix86_minimum_alignment): New function.
2794 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2795 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2796 * emit-rtl.c (gen_reg_rtx): Likewise.
2797 * function.c (assign_parms): Likewise. If nominal_type needs
2798 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2799 rather than passed_type's alignment.
2802 * function.c (assign_parm_setup_stack): Adjust
2803 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2804 from nominal_mode on big endian.
2806 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2808 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2810 2009-07-10 DJ Delorie <dj@redhat.com>
2812 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2814 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2816 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2818 (thumb2_cbnz): Likewise.
2820 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2823 * config.gcc (supported_defaults): Add synci.
2824 (with_synci): Add validation.
2825 (all_defaults): Add synci.
2826 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2829 * config/mips/mips.opt (msynci): New option.
2830 * config/mips/mips.c (mips_override_options): Warn on use of
2831 -msynci for targets that do now support it.
2832 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2834 * gcc/doc/invoke.texi (-msynci): Document the new option.
2835 * doc/install.texi (--with-synci): Document the new option.
2837 2009-07-10 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/40496
2840 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2841 the PHI result with a compatible type.
2843 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2847 * c.opt (Wunused-result): New.
2848 * doc/invoke.texi: Document it.
2849 * c-common.c (c_warn_unused_result): Use it.
2851 2009-07-09 DJ Delorie <dj@redhat.com>
2853 * targhooks.c (default_target_can_inline_p): Rename from
2854 default_target_option_can_inline_p.
2855 * targhooks.h (default_target_can_inline_p): Likewise.
2856 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2857 TARGET_OPTION_CAN_INLINE_P.
2858 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2859 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2860 (mep_target_can_inline_p): Rename from
2861 mep_target_option_can_inline_p.
2864 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2865 registers used to pass vectors.
2867 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2869 2009-07-09 Tom Tromey <tromey@redhat.com>
2871 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2872 * config/mmix/mmix.c: Include dwarf2.h.
2873 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2874 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2875 * config/sh/sh.c: Include dwarf2.h.
2876 * config/i386/i386.c: Include dwarf2.h.
2877 * Makefile.in (DWARF2_H): Remove 'elf'.
2878 * except.c: Include dwarf2.h.
2879 * unwind-dw2.c: Include dwarf2.h.
2880 * dwarf2out.c: Include dwarf2.h.
2881 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2882 * unwind-dw2-fde.c: Include dwarf2.h.
2883 * dwarf2asm.c: Include dwarf2.h.
2885 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2887 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2888 (max_issue): Use it.
2889 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2891 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2892 (region_sched_info): Update.
2893 * sched-ebb.c (ebb_sched_info): Update.
2894 * modulo-sched.c (sms_sched_info): Update.
2895 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2897 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2899 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2901 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2903 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2905 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2908 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2909 arg1 with arg01 if arg1 is already INTEGER_CST.
2911 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2913 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2914 Transform (and (truncate)) into (truncate (and)).
2916 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2918 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2919 creating LHS paradoxical subregs. Fix surrounding returns to
2920 use NULL_RTX rather than 0.
2922 2009-07-08 DJ Delorie <dj@redhat.com>
2924 * config/mep/mep.c: (mep_option_can_inline_p): New.
2925 (TARGET_OPTION_CAN_INLINE_P): Define.
2927 2009-07-08 Mark Wielaard <mjw@redhat.com>
2930 * dwarf2out.c (add_data_member_location_attribute): When we have
2931 only a constant offset don't emit a new location description using
2932 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2935 2009-07-08 Richard Henderson <rth@redhat.com>
2938 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2939 (enum reg_class): Add CLOBBERED_REGS.
2940 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2941 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2942 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2943 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2944 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2945 force 64-bit sibcalls into R11.
2946 * config/i386/constraints.md (U): New constraint.
2947 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2948 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2949 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2951 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2953 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2955 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2956 * ebitmap.h (dump_ebitmap): Ditto.
2957 * optabs.h (optab_libfunc): Ditto.
2958 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2959 * tree-flow.h (vect_can_force_dr_alignment_p,
2960 get_vectype_for_scalar_type): Ditto.
2961 (vectorize_loops): Move prototype to ...
2962 * tree-vectorizer.h: ... here. Also, adjust comment.
2963 (vect_set_verbosity_level): Remove duplicate prototype.
2964 * tree-ssa-loop.c: Include tree-vectorizer.h.
2965 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2967 2009-07-08 Nick Clifton <nickc@redhat.com>
2969 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2972 2009-07-08 DJ Delorie <dj@redhat.com>
2974 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2975 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2976 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2978 * config/mep/intrinsics.md: Regenerated.
2979 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2980 registers when asm() or calls are detected.
2982 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2985 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2987 * gimple (gimple_build_call_from_tree): Likewise.
2988 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2989 no_warning flag before warning.
2991 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2993 * tree.c (set_expr_locus): Remove.
2994 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2995 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2997 * gimplify.c (internal_get_tmp_var): Likewise.
2998 (gimplify_call_expr): Likewise.
2999 (gimplify_one_sizepos): Likewise.
3001 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3004 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3005 to variables for debugging purposes.
3007 2009-06-23 Mark Loeser <mark@halcy0n.com>
3010 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3012 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3014 * pretty-print.c (pp_base_format): Remove %J.
3015 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3016 gcc_cxxdiag_char_table): Likewise.
3017 (init_dynamic_diag_info): Likewise.
3019 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3021 * pretty-print.c (pp_base_format): Remove %H.
3022 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3023 gcc_cxxdiag_char_table): Likewise.
3024 (init_dynamic_diag_info): Likewise.
3025 * config/mep/mep.c (mep_select_section): Likewise.
3027 2009-07-07 Duncan Sands <baldrick@free.fr>
3029 * final.c (pass_clean_state): Give the pass a name.
3030 * passes.c (pass_rest_of_compilation): Likewise.
3031 * tree-optimize.c (pass_all_optimizations): Likewise.
3033 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3035 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3036 an extra 'decl' for error_at.
3038 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3041 * tree-tailcall.c (adjust_return_value_with_ops,
3042 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3043 if it has complex or vector type.
3045 2009-07-07 Olivier Hainque <hainque@adacore.com>
3047 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3050 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3052 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3054 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3056 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3057 * c-decl.c: Likewise.
3058 * function.c: Likewise.
3059 * varasm.c: Likewise.
3060 * tree-ssa.c: Likewise.
3061 * c-common.c: Likewise.
3062 * tree-cfg.c: Likewise.
3063 * config/spu/spu.c: Likewise.
3064 * config/ia64/ia64.c: Likewise.
3065 * config/v850/v850.c: Likewise.
3067 2009-07-06 DJ Delorie <dj@redhat.com>
3069 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3070 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3071 unspecified accesses to control registers.
3072 * config/mep/intrinsics.md: Regenerate.
3073 * config/mep/intrinsics.h: Regenerate.
3074 * config/mep/mep-intrin.h: Regenerate.
3076 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3078 * c-lex.c: Replace %H by an explicit location. Update all calls.
3079 * c-common.c: Likewise.
3080 * c-decl.c: Likewise.
3081 * c-typeck.c: Likewise.
3082 * fold-const.c: Likewise.
3083 * gimplify.c: Likewise.
3085 * tree-cfg.c: Likewise.
3086 * tree-ssa-loop-niter.c: Likewise.
3087 * tree-vrp.c: Likewise.
3088 * value-prof.c: Likewise.
3090 2009-07-06 Diego Novillo <dnovillo@google.com>
3092 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3093 if it has one. Handle cases where VAR does not have an
3094 annotation or cfun is NULL.
3096 2009-07-06 Diego Novillo <dnovillo@google.com>
3098 * tree.c: Include debug.h.
3099 (initialize_tree_contains_struct): New.
3100 (init_ttree): Call it.
3101 (tree_node_structure_for_code): Factor out of ...
3102 (tree_node_structure): ... here.
3103 * treestruct.def (TS_PHI_NODE): Remove.
3104 (TS_GIMPLE_STATEMENT): Remove.
3106 2009-07-06 Diego Novillo <dnovillo@google.com>
3108 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3109 (debug_tree_chain): Handle cycles.
3111 2009-07-06 Nick Clifton <nickc@redhat.com>
3112 DJ Delorie <dj@redhat.com>
3114 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3115 __FMOVD_ENABLED__ is defined.
3117 (TARGET_FMOVD): Provide a default definition.
3118 (MASK_FMOVD): Likewise.
3119 (TARGET_CPU_CPP_BUILTINS): Define
3120 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3121 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3122 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3123 (split for DF load from memory into register): Also handle
3124 MEMs which consist of REG+DISP addressing.
3125 (split for DF store from register to memory): Likewise.
3126 (movsf_ie): Always use single fp_mode.
3127 * config/sh/sh.c (sh_override_options): Do not automatically
3128 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3129 that to the -mfmovd command line switch.
3130 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3131 (fldi_ok): Always allow.
3132 * config/sh/sh.opt (mfmovd): Remove this switch.
3133 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3135 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3136 Kaz Kojima <kkojima@gcc.gnu.org>
3138 PR rtl-optimization/30807
3139 * postreload.c (reload_combine): For every new use of REG_SUM,
3140 record the use of BASE.
3142 2009-07-06 Jan Hubicka <jh@suse.cz>
3144 * params.def: Revert my accidental commit at 2009-06-30.
3146 2009-07-04 Ian Lance Taylor <iant@google.com>
3149 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3151 (mingw_format_attribute_overrides): Likewise.
3153 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3156 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3157 don't check cfa.reg. Instead of cfa.indirect use
3158 fde && fde->drap_reg != INVALID_REGNUM test.
3160 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3162 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3164 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3167 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3169 2009-07-03 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/40640
3172 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3175 2009-07-03 Jan Hubicka <jh@suse.cz>
3177 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3178 for size, reduce amount of inlining.
3180 2009-07-03 Richard Guenther <rguenther@suse.de>
3183 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3184 if t +- x is known to not overflow and the conversion widens the
3186 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3188 2009-07-03 Jan Hubicka <jh@suse.cz>
3190 * ipa-pure-const.c (analyze): Update loop optimizer init.
3191 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3192 try_remove_empty_loop, remove_empty_loops): Remove.
3193 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3194 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3195 to mark regular loops as neccesary.
3196 (degenerate_phi_p): New function.
3197 (propagate_necessity, remove_dead_phis): Use it.
3198 (forward_edge_to_pdom): Likewise.
3199 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3200 virtual PHI nodes that became unreachable.
3201 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3202 * tree-flow.h (remove_empty_loops): Remove.
3203 * passes.c (init_optimization_passes): Remove.
3205 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3208 can_create_pseudo_p.
3209 (*fix_trunc<mode>_i387_1): Ditto.
3210 (*floathi<mode>2_1): Ditto.
3211 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3212 (*fistdi2_1): Ditto.
3213 (*fist<mode>2_1): Ditto.
3214 (frndintxf2_floor): Ditto.
3215 (*fist<mode>2_floor_1): Ditto.
3216 (frndintxf2_ceil): Ditto.
3217 (*fist<mode>2_ceil_1): Ditto.
3218 (frndintxf2_trunc): Ditto.
3219 (frndintxf2_mask_pm): Ditto.
3220 (fxam<mode>2_i387_with_temp): Ditto.
3221 * config/i386/sse.md (mulv16qi3): Ditto.
3222 (*sse2_mulv4si3): Ditto.
3224 (sse4_2_pcmpestr): Ditto.
3225 (sse4_2_pcmpistr): Ditto.
3227 2009-07-03 Jan Hubicka <jh@suse.cz>
3229 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3230 (mark_stmt_necessary): Set it.
3231 (mark_operand_necessary): Set it.
3232 (mark_control_dependent_edges_necessary): Set it.
3233 (mark_virtual_phi_result_for_renaming): New function.
3234 (get_live_post_dom): New function.
3235 (forward_edge_to_pdom): New function.
3236 (remove_dead_stmt): Fix handling of control dependences.
3237 (tree_dce_init): Init new bitmap.
3238 (tree_dce_done): Free it.
3240 2009-07-02 Richard Guenther <rguenther@suse.de>
3243 * tree-ssa-structalias.c (new_var_info): Initialize
3246 2009-07-02 Jan Hubicka <jh@suse.cz>
3248 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3251 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3253 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3254 instead of recomputing it. Adjust calls.
3255 (emit_store_flag): Adjust recursive calls.
3257 2009-07-02 Richard Guenther <rguenther@suse.de>
3259 * tree-ssa-live.c (remove_unused_locals): Do not remove
3261 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3262 of DECL_EXTERNAL for HEAP variables.
3263 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3264 HEAP variables. Do not adjust RESTRICT vars.
3265 (find_what_var_points_to): Nobody cares if something
3268 2009-07-02 Ben Elliston <bje@au.ibm.com>
3270 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3271 pc_low and pc_high declarations to the top of the function.
3273 2009-07-01 DJ Delorie <dj@redhat.com>
3275 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3277 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3278 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3279 unspecified accesses to control registers.
3280 * config/mep/intrinsics.md: Regenerate.
3281 * config/mep/intrinsics.h: Regenerate.
3282 * config/mep/mep-intrin.h: Regenerate.
3284 2009-07-01 Anthony Green <green@moxielogic.com>
3286 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3287 instruction when possible.
3288 (moxie_expand_prologue): Ditto. Also, save an instruction and
3289 some complexity by popping off of $r12 instead of $sp.
3290 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3293 2009-07-01 Richard Henderson <rth@redhat.com>
3296 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3297 contained no insns, reposition note before last insn.
3299 2009-07-01 Richard Henderson <rth@redhat.com>
3302 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3303 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3305 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3308 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3309 darwin9 for printing reg addresses with %y.
3311 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3313 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3314 truncation from operands in binary operations.
3316 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3319 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3320 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3321 subreg of op0 to the original op0.
3323 * expmed.c (store_bit_field_1): Use a temporary as the destination
3324 instead of a paradoxical subreg when we need to truncate the result.
3326 2009-07-01 DJ Delorie <dj@redhat.com>
3328 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3329 names to VLIW variants.
3330 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3331 * config/mep/intrinsics.md: Regenerate.
3332 * config/mep/intrinsics.h: Regenerate.
3333 * config/mep/mep-intrin.h: Regenerate.
3335 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3338 * jump.c (returnjump_p): Revert last patch.
3339 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3341 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3344 * pa.md (casesi32p): Use jump table label to determine the offset
3346 (casesi64p): Likewise.
3348 * pa.c (forward_branch_p): Return bool type. Use instruction
3349 addresses when available. Assert that INSN has a jump label.
3350 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3353 2009-07-01 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/19831
3356 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3357 that only act as barriers do not make any previous stores necessary.
3358 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3359 HEAP variables global, do not add a constraint from nonlocal.
3360 (find_func_aliases): Handle escapes through return statements.
3361 (compute_points_to_sets): Make escaped HEAP variables global.
3363 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3366 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3367 after reducing a DImode cstore to SImode.
3369 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3371 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3372 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3374 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3376 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3377 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3379 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3380 and umod_optab if TARGET_BSD_DIVMOD.
3381 * config/vax/lib1funcs.asm: New file.
3382 * config/vax/t-linux: New file.
3383 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3385 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3388 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3389 to type arguments that have void type.
3392 * dwarf2out.c (gen_formal_parameter_die): Call
3393 equate_decl_number_to_die if node is different from origin.
3395 2009-06-30 Anthony Green <green@moxielogic.com>
3397 Clean up moxie port for --enable-build-with-cxx.
3398 * config/moxie/moxie.c (moxie_function_value): First two
3399 parameters are const_tree, not tree.
3400 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3401 (REG_CLASS_NAMES): Ditto.
3402 (REGNO_REG_CLASS): Ditto.
3403 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3404 (moxie_function_value): Fix constyness of arguments.
3406 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3408 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3409 finalize_size_functions before further processing.
3410 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3411 (variable_size): Call self_referential_size on size expressions
3412 that contain a PLACEHOLDER_EXPR.
3413 (size_functions): New static variable.
3414 (copy_self_referential_tree_r): New static function.
3415 (self_referential_size): Likewise.
3416 (finalize_size_functions): New global function.
3417 * tree.c: Include tree-inline.h.
3418 (push_without_duplicates): New static function.
3419 (find_placeholder_in_expr): New global function.
3420 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3422 <tcc_expression>: Likewise.
3423 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3424 the call in the expression.
3425 * tree.h (finalize_size_functions): Declare.
3426 (find_placeholder_in_expr): Likewise.
3427 (FIND_PLACEHOLDER_IN_EXPR): New macro.