1 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5 copy of the dependence polyhedron. Free the temporary objects.
6 (graphite_carried_dependence_level_k): Free unused objects before
9 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
10 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
11 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
12 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
13 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
15 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
17 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
18 Early return without analyzing the data dependences if no
19 transform has been done. Call restore_scattering if the transform
21 (graphite-interchange.c): Same.
22 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
23 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
24 (apply_poly_transforms): Do not gcc_assert that
25 the transform is legal.
26 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
27 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
28 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
29 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
30 * graphite-poly.h (struct poly_scattering): New.
31 (struct poly_bb): Add original, transformed, and saved fields.
32 Remove transformed_scattering, original_scattering, nb_local_variables,
33 and nb_scattering_transform fields.
34 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
35 (poly_scattering_new): New.
36 (poly_scattering_free): New.
37 (poly_scattering_copy): New.
38 (store_scattering_pbb): New.
39 (store_scattering): New.
40 (restore_scattering_pbb): New.
41 (restore_scattering): New.
42 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
43 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
45 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
47 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
50 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
52 * Makefile.in (graphite.o): Depends on PREDICT_H.
53 * graphite.c: Include predict.h.
54 (graphite_finalize): Call tree_estimate_probability.
55 * predict.c (predict_loops): Do not call scev_initialize and
57 (tree_estimate_probability_bb): New.
58 (tree_estimate_probability): Do not initialize loops: move that
59 code to the driver. Call tree_estimate_probability_bb.
60 (tree_estimate_probability_driver): New.
61 (pass_profile): Use tree_estimate_probability_driver.
62 * predict.h (tree_estimate_probability): Declared.
64 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
66 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
67 * graphite-dependences.c (graphite_legal_transform): Add time to
68 TV_GRAPHITE_DATA_DEPS.
69 (dependency_between_pbbs_p): Same.
70 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
72 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
74 PR rtl-optimization/41033
75 * alias.c (nonoverlapping_component_refs_p): Punt when strict
78 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
80 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
81 si_mask_operand, and_load_operand, low_bitmask_operand,
82 and_reg_operand, and_operand): New predicates.
83 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
84 * config/mips/mips.c (and_operands_ok): New function.
85 * config/mips/mips-protos.h (and_operands_ok): Declare it.
86 * config/mips/mips.md (move_type): Add ext_ins and logical.
88 (and<mode>3): Use and_reg_operand as the second operand's
90 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
91 shift_shift. Remove commutative constraint modifier.
92 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
94 (*clear_upper32_dext): Remove define_insn_and_split.
95 (*clear_upper32): Turn this define_insn_and_split ...
96 (splitter for ANDing register with 0xffff_ffff): .. into this.
98 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
100 * combine.c (try_widen_shift_mode): Factor out code to check if an
101 integer constant is a low-order bitmask from here ...
102 * rtlanal.c (low_bitmask_len): ... to here.
103 * rtl.h (low_bitmask_len): Declare.
105 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
108 * config/alpha/alpha.md (addsi3): Remove expander.
109 (addsi3): Rename from *addsi3_internal insn pattern.
110 (subsi3): Remove expander.
111 (subsi3): Rename from *subsi3_internal insn pattern.
113 2009-08-11 Douglas B Rupp <rupp@gnat.com>
115 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
118 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
119 Eric Botcazou <botcazou@adacore.com>
120 Douglas B Rupp <rupp@gnat.com>
122 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
123 that records that fit in 64 bits are returned by immediate value,
124 as required by OpenVMS Calling Standard.
125 (function_value): Adjust for above modification.
126 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
127 virtual_incoming_args_rtx as base object, not next_arg.
128 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
130 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
132 * reload.c (find_reloads_subreg_address): Check the original
133 req_equiv_mem address to detect the case where an address is
134 not valid in the outer mode.
136 2009-08-11 Richard Guenther <rguenther@suse.de>
139 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
141 2009-08-10 Douglas B Rupp <rupp@gnat.com>
143 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
144 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
146 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
147 Douglas B Rupp <rupp@gnat.com>
149 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
150 PT_STACK when frame_pointer_needed on OpenVMS.
151 (alpha_pv_save_size, alpha_using_fp): Remove.
152 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
153 with proper processing for PT_NULL.
154 (alpha_vms_initial_elimination_offset): New function. Support for
155 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
156 (alpha_sa_size): Force procedure type to PT_STACK when
157 frame_pointer_needed on OpenVMS.
158 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
159 (alpha_using_fp): Likewise.
160 (alpha_vms_can_eliminate): Add prototype.
161 (alpha_vms_initial_elimination_offset): Likewise.
162 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
163 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
165 2009-08-10 Eric Botcazou <botcazou@adacore.com>
166 Douglas B Rupp <rupp@gnat.com>
168 * config/alpha/alpha.c (common_object_handler): New function.
169 (vms_attribute_table): Declare a single attribute "common_object".
170 (vms_output_aligned_decl_common): New global function.
171 (SECTION_VMS_OVERLAY): Delete.
172 (SECTION_VMS_GLOBAL): Likewise.
173 (SECTION_VMS_INITIALIZE): Likewise.
174 (vms_asm_named_section): Remove support for above flags.
175 (vms_section_type_flags): Delete.
176 (TARGET_SECTION_TYPE_FLAGS): Likewise.
177 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
178 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
179 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
181 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
184 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
185 (sub_ddmmss): Likewise.
187 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
190 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
193 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
196 * reload1.c (reload_as_needed): Use cancel_changes to completely
197 undo a failed replacement attempt.
199 2009-08-10 Richard Guenther <rguenther@suse.de>
202 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
203 (useless_type_conversion_p): ... here. Require pointer targets
206 2009-08-10 Dodji Seketeli <dodji@redhat.com>
209 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
210 loose the original type of the statement list.
212 2009-08-09 Douglas B Rupp <rupp@gnat.com>
214 * config/alpha/alpha.c: Include libfuncs.h
215 (avms_asm_output_extern): New function.
216 (alpha_init_libfuncs): Init some decc libfuncs.
217 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
218 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
219 (DO_CRTL_NAMES): Define.
221 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
222 (LONG_TYPE_SIZE): Define.
223 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
224 (SUBTARGET_SWITCHES): Define malloc64 switch.
225 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
226 (MASK_RETURN_ADDR): Define.
227 doc/invoke.texi (mmalloc64): Document switch.
229 2009-08-09 Olivier Hainque <hainque@adacore.com>
230 Douglas B Rupp <rupp@gnat.com>
232 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
233 uses_condition_handler.
234 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
235 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
236 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
237 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
238 (code_for_builtin): New insn codes for the new alpha_builtins.
239 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
240 (alpha_sa_size): Account for uses_condition_handler.
241 (alpha_expand_prologue): Likewise.
242 (alpha_start_function): Likewise.
243 (alpha_expand_epilogue): Likewise.
244 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
245 establish/revert expanders.
246 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
247 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
248 New expander, resorting to the alpha.c associated function.
249 (builtin_revert_vms_condition_handler): Likewise.
250 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
251 __gcc_shell_handler, the static VMS condition handler used as
252 an indirection wrapper to the current dynamically established
254 * config/alpha/vms-unwind.h: Complete rewrite.
255 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
256 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
258 2009-08-09 Eric Botcazou <botcazou@adacore.com>
259 Douglas B Rupp <rupp@gnat.com>
261 * config/alpha/alpha.c (alpha_links): Add 'target' field.
262 (alpha_need_linkage): Handle aliases. Return function symbol.
263 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
264 Use ultimate alias target for the linkage name.
265 * config/alpha/alpha.md (movmemdi): Use the symbol returned
266 by alpha_need_linkage for the function symbol.
267 (setmemdi): Likewise.
269 2009-08-09 Douglas B Rupp <rupp@gnat.com>
271 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
272 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
273 (ASM_WEAKEN_LABEL): Define.
274 (CRT_CALL_STATIC_FUNCTION): Define.
275 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
276 (ENDFILE_SPEC): Define.
277 (INIT_SECTION_ASM_OP): Define.
278 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
279 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
281 (MULTILIB_OSDIRNAMES): Define.
282 (shlib_version): Define.
284 (SHLIB_OBJS): Define.
285 (SHLIB_NAME): Define.
286 (SHLIB_MULTILIB): Define.
287 (SHLIB_INSTALL): Define.
288 (SHLIB_SYMVEC): Define.
289 (SHLIB_SYMVECX2): Define.
290 (SHLIB_LINK): Define.
292 2009-08-09 Douglas B Rupp <rupp@gnat.com>
294 * config/alpha/alpha.c (alpha_initialize_trampoline):
295 Initialize VMS trampoline IAW ABI for bounded procedure calls.
296 (alpha_start_function): Emit transfer address on nested functions
297 for VMS trampoline call.
298 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
299 since no longer used.
300 * config/alpha/vms-tramp.asm: Remove.
301 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
302 since now only data initialized at runtime.
304 2009-08-09 Douglas B Rupp <rupp@gnat.com>
306 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
307 (LINK_GCC_C_SEQUENCE_SPEC): Define.
308 (MD_EXEC_PREFIX): Remove, no longer used.
309 (MD_STARTFILE_PREFIX): Likewise.
310 (INCLUDE_DEFAULTS): Likewise.
311 * config/alpha/t-vms:
312 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
314 2009-08-09 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/41016
317 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
318 (operand_precision): Remove.
319 (integral_operand_p): Likewise.
320 (recognize_single_bit_test): Adjust.
322 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
324 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
325 operation overflows. Likewise non-cast unary arithmetic.
326 If one arm of a conditional expression is always taken,
327 inhibit evaluation warnings for the other arm. Likewise inhibit
328 evaluation warnings for the second && or || operand if the first
329 operand is enough to determine the result.
330 * c-typeck.c (build_conditional_expr): Apply the same inhibition
332 (build_binary_op): Prevent duplicate evaluation warnings.
334 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
336 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
337 and destination have different modes, Use promote_mode to
338 determine the signedness of the conversion. Assert that the
339 promoted source mode matches the destination mode. Don't pass
340 the destination and destination mode to expand_expr if the source
341 mode is different. Simplify conversion logic.
343 2009-08-09 Ira Rosen <irar@il.ibm.com>
345 PR tree-optimization/41008
346 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
347 from condition only in case it's a comparison. Adjust checks.
349 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
351 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
352 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
353 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
354 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
355 (dump_cand): Handle them.
356 (struct iv_cand): New members COST_STEP and AINC_USE.
357 (stmt_after_increment): Likewise.
358 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
359 callers changed. Use gimple_uid comparison instead of scanning.
360 (add_candidate_1): When looking for identical candidates, take
361 AINC_USE into account. Set it for new candidates.
362 (force_expr_to_var_cost): Cast target_spill_cost to int.
363 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
364 All callers changed. Check for availability of autoinc addressing
365 modes, both in general for a given mode, and in the specific use case.
366 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
368 (get_computation_cost): Likewise.
369 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
370 add_autoinc_candidates): New static functions.
371 (add_candidate): Call add_autoinc_candidates for candidates based on
373 (find_iv_candidates): Call set_autoinc_for_original_candidates.
374 (determine_use_iv_cost_address): If we have an autoinc candidate at
375 the matching use, verify autoinc is possible and subtract the cost
376 of the candidate's step from the cost.
377 (determine_iv_cost): Record the cost of the increment in the COST_STEP
378 member of the candidate.
379 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
380 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
382 2009-08-09 Douglas B Rupp <rupp@gnat.com>
384 * config.build (ia64-hp-*vms*): New target.
385 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
387 * config.gcc (ia64-hp-*vms*): New target.
388 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
390 * config.host (ia64-hp-*vms*): New target.
391 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
394 2009-08-08 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/40991
397 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
399 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
401 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
402 mode check. Do truncations in an integer mode.
403 (force_to_mode): Handle subregs for all mode types. Only do
404 arithmetic simplifications on integer modes.
406 2009-08-07 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/40999
409 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
410 (maybe_fold_reference): Lookup constant initializers.
411 (fold_gimple_assign): Likewise.
413 2009-08-07 Richard Guenther <rguenther@suse.de>
415 * tree-ssa.c (useless_type_conversion_p_1): Only for types
416 that require structural equality defer to the langhook.
418 2009-08-07 Martin Jambor <mjambor@suse.cz>
420 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
422 (struct ipa_pass_through_data): New type.
423 (struct ipa_ancestor_jf_data): New type.
424 (union jump_func_value): Removed field formal_id, added fields
425 pass_through and ancestor.
426 (struct ipa_param_call_note): Changed type of formal_id to int from
428 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
429 operations jump functions and ancestor jump functions.
430 (compute_complex_pass_through): New function.
431 (compute_scalar_jump_functions): Call compute_complex_pass_through,
432 reflect changes in the jump function strucutre.
433 (update_jump_functions_after_inlining): Ignore complex pass-through
434 and ancestor jump functions.
435 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
436 polynomial pass-through with operation jump functions.
438 2009-08-07 Jakub Jelinek <jakub@redhat.com>
440 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
441 fde->dw_fde_begin as begin label instead of hot/cold label.
442 Use LLSDAC label instead of LLSDA for second section lsda.
443 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
444 label instead of LLSDA if it is true.
445 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
447 * except.c (add_call_site, dw2_size_of_call_site_table): Add
448 SECTION argument. Use it as index into crtl->eh.call_site_record
450 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
451 use it to determine how to print table entries instead of using
452 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
453 label instead of normal begin label as base.
454 (sjlj_assign_call_site_values): Adjust add_call_site caller.
455 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
456 ensure no EH range spans between sections and that landing pads
457 are always in the corresponding section.
458 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
459 for crtl->eh.call_site_record being an array rather than scalar.
460 (output_one_function_exception_table): New function, copied
461 from output_function_exception_table. Adjust
462 dw2_size_of_call_site_table, dw2_output_call_site_table
463 callers. For SECOND section use *C suffixed labels.
464 (output_function_exception_table): Call
465 output_one_function_exception_table and, when doing hot/cold
466 partitioning, also another time for the second section.
467 * opts.c: Include except.h.
468 (decode_options): Allow -freorder-blocks-and-partition with
469 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
470 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
471 * function.h (struct rtl_eh): Change call_site_record from
472 scalar into array of 2 elements.
474 2009-08-07 Martin Jambor <mjambor@suse.cz>
476 * ipa-prop.c (count_formal_params_1): New function.
477 (ipa_get_vector_of_formal_parms): New function.
478 (get_vector_of_formal_parm_types): New function.
479 (ipa_modify_formal_parameters): New function.
480 (ipa_modify_call_arguments): New function.
481 (index_in_adjustments_multiple_times_p): New function.
482 (ipa_combine_adjustments): New function.
483 (ipa_dump_param_adjustments): New function.
484 * ipa-prop.h (struct ipa_parm_adjustment): New type.
485 (ipa_get_vector_of_formal_parms): Declare.
486 (ipa_modify_formal_parameters): Declare.
487 (ipa_modify_call_arguments): Declare.
488 (ipa_combine_adjustments): Declare.
489 (ipa_dump_param_adjustments): Declare.
490 (build_ref_for_offset): Declare.
491 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
492 * tree-sra.c: Include ipa-prop.c.
493 (build_ref_for_offset): Make public.
495 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
497 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
499 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
501 * gcc/doc/extend.texi (__builtin_extract_return_address)
502 (__builtin_frob_return_address): Document.
504 2009-08-06 Paul Brook <paul@codesourcery.com>
506 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
507 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
508 implementation on ARMv6-M.
510 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
512 * doc/extend.texi (pcs): Document new attribute for ARM.
514 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
516 * arm.c (pcs_attribute_args): Comment out unsupported attribute
519 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
521 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
524 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
526 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
528 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
530 Merge ARM/hard_vfp_branch to trunk.
532 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
534 * arm.c (libcall_eq): New function.
535 (libcall_hash): New function.
536 (add_libcall): New function.
537 (arm_libcall_uses_aapcs_base): New function.
538 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
539 libcalls using the base PCS.
540 (arm_init_cumulative_args): Likewise.
542 2009-07-20 Joseph Myers <joseph@codesourcery.com>
544 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
545 Use base ABI for conversion libfuncs between HFmode and SFmode.
547 2009-05-12 Joseph Myers <joseph@codesourcery.com>
549 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
550 V4SImode as representatives of all 64-bit and 128-bit vector
551 types. Allow vector types without vector modes.
552 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
553 without vector modes like BLKmode.
554 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
555 BLKmode. Avoid unsupported vector modes or TImode moves for
557 (aapcs_vfp_allocate_return_reg): Likewise.
558 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
559 V8QImode if TARGET_NEON || TARGET_IWMMXT.
561 2009-05-12 Joseph Myers <joseph@codesourcery.com>
563 * config/arm/arm.c (arm_handle_pcs_attribute): New.
564 (arm_get_pcs_model): Pass attribute arguments to
565 arm_pcs_from_attribute.
566 (arm_init_cumulative_args): Use base AAPCS for conversions from
567 floating-point types to DImode.
568 (arm_attribute_table): Add pcs attribute.
569 (arm_handle_pcs_attribute): New.
570 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
571 conversions from floating-point types to DImode, also declare them
572 to use base AAPCS and declare functions they call to use base
573 AAPCS and their RTABI names.
575 2009-05-12 Joseph Myers <joseph@codesourcery.com>
577 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
578 -mfloat-abi=hard not being supported for VFP.
580 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
582 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
583 SYMBOL_REF to hard_libcall_value.
585 2009-03-05 Joseph Myers <joseph@codesourcery.com>
586 Richard Earnshaw <rearnsha@arm.com>
588 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
589 has been put on the stack, all remaining co-processory arguments for
590 that co-processor also go on the stack.
592 2009-03-05 Joseph Myers <joseph@codesourcery.com>
594 * config/arm/arm.c (arm_return_in_memory): Handle returning
595 vectors of suitable size in registers also for AAPCS case.
597 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
599 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
601 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
603 ARM Hard-VFP calling convention
604 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
605 * target.h (gcc_target): Add libcall_value to table of call hooks.
606 * targhooks.h (default_libcall_value): Default implementation.
607 * targhooks.c (default_libcall_value): Likewise.
608 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
609 * optabs.c (expand_unop): Use it.
610 * expr.h (hard_libcall_value): Pass the function RTX through.
611 * calls.c (emit_library_call_value_1): Update call to
613 * explow.c (hard_libcall_value): Use new target hook.
614 * testsuite/lib/target-supports.exp
615 (check_effective_target_arm_hard_vfp_ok): New hook.
616 (check_effective_target_arm_neon_ok): Improve test for neon
618 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
619 * config/arm/arm.c: Include cgraph.h
620 (TARGET_FUNCTION_VALUE): Override default hook.
621 (arm_pcs_default): New variable.
622 (arm_override_options): Don't fault hard calling convention with VFP.
623 Add support for AAPCS variants.
624 (arm_function_value): Make static. Handle AAPCS variants.
625 (arm_libcall_value): New function.
626 (arm_apply_result_size): Handle VFP registers in results.
627 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
629 (pcs_attribute_args): New variable.
630 (arm_pcs_from_attribute): New function.
631 (arm_get_pcs_model): New function.
632 (aapcs_vfp_cum_init): New function.
633 (aapcs_vfp_sub_candidate): New function.
634 (aapcs_vfp_is_return_candidate): New function.
635 (aapcs_vfp_is_call_candidate): New function.
636 (aapcs_vfp_allocate): New function.
637 (aapcs_vfp_allocate_return_reg): New function.
638 (aapcs_vfp_advance): New function.
639 (aapcs_cp_arg_layout): New variable.
640 (aapcs_select_call_coproc): New function.
641 (aapcs_select_return_coproc): New function.
642 (aapcs_allocate_return_reg): New function.
643 (aapcs_libcall_value): New function.
644 (aapcs_layout_arg): New function.
645 (arm_init_cumulative_args): Initialize AAPCS args data.
646 (arm_function_arg): Handle AAPCS variants using new interface.
647 (arm_arg_parital_bytes): Likewise.
648 (arm_function_arg_advance): New function.
649 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
651 (arm_setup_incoming_varargs): Handle new AAPCS args data.
652 * arm.h (NUM_VFP_ARG_REGS): Define.
653 (LIBCALL_VALUE): Update.
654 (FUNCTION_VALUE): Delete.
655 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
657 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
658 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
659 (FUNCTION_ARG_REGNO_P): Add VFP regs.
660 * arm-protos.h (arm_function_arg_advance): Add.
661 (aapcs_libcall_value): Add.
662 (arm_function_value): Delete.
664 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
665 H.J. Lu <hongjiu.lu@intel.com>
668 * config/i386/i386.c (standard_sse_mode_p): Remove.
669 (standard_sse_constant_p): Return 2 for integer mode
670 vector_all_ones_operand when SSE2 is enabled.
671 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
672 (ix86_expand_vector_move): Do not check for negative values from
673 standard_sse_constant_p.
675 2009-08-06 Richard Guenther <rguenther@suse.de>
677 * tree-ssa.c (useless_type_conversion_p_1): Make function and
678 array type comparisons frontend independent.
679 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
680 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
681 out array reference lower bound and element size operands.
682 (ao_ref_init_from_vn_reference): Properly compute the offset
684 (vn_reference_fold_indirect): Fill out array reference lower
685 bound and element size operands.
686 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
687 a non gimple valued reference operand which can happen for
688 array reference lower bound or element size.
689 (create_component_ref_by_pieces_1): Properly generate the
690 element size operand for array references.
692 2009-08-06 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/40964
695 * tree.c (iterative_hash_host_wide_int): Export.
696 * tree.h (iterative_hash_host_wide_int): Declare.
697 * tree-ssa-structalias.c (heapvar_map): New struct.
698 (heapvar_map_eq): New function.
699 (heapvar_map_hash): Likewise.
700 (heapvar_lookup): Adjust.
701 (heapvar_insert): Likewise.
702 (make_constraint_from_heapvar): Allow multiple heap variables
703 per decl at different offsets.
704 (init_alias_heapvars): Adjust.
706 2009-08-04 David Daney <ddaney@caviumnetworks.com>
708 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
709 * mips_output_sync_loop (mips_output_sync_loop): Only emit
710 trailing sync if TARGET_SYNC_AFTER_SC.
712 2009-08-05 David Daney <ddaney@caviumnetworks.com>
714 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
715 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
716 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
717 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
718 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
719 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
720 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
721 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
722 test_and_set_12): Rewrite calls to mips_output_sync_loop.
723 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
724 the prototype declaration match the definition.
725 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
726 instructions explicitly. Add barrier_before and operands
728 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
729 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
730 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
731 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
732 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
733 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
735 2009-08-05 Andrew Pinski <pinskia@gmail.com>
737 * tree-ssa-alias.c: Fix intervals to use [) syntax.
739 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
740 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
743 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
746 2009-08-05 Jakub Jelinek <jakub@redhat.com>
748 PR rtl-optimization/40924
749 * dse.c (canon_address): Before calling cselib_expand_value_rtx
750 make sure canon_rtx (mem_address) isn't simpler than
751 canon_rtx (expanded_mem_address).
753 2009-08-05 Li Feng <nemokingdom@gmail.com>
755 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
757 (build_scop_drs): Build alias set for each SCoP.
759 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
761 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
762 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
763 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
764 (MIPS_ARCH_FLOAT_SPEC): Likewise.
765 (BASE_DRIVER_SELF_SPECS): Likewise.
767 2009-08-04 Andrew Pinski <pinskia@gmail.com>
769 * tree-ssa-alias.c: Fix some comment typos.
771 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
773 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
774 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
776 2009-08-03 Janis Johnson <janis187@us.ibm.com>
779 * simplify-rtx.c (simplify_binary_operation_1): Disable
780 simplifications for decimal float operations.
782 2009-08-03 Jakub Jelinek <jakub@redhat.com>
785 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
786 operand of INDIRECT_REF.
788 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
790 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
791 constants referencing TLS symbols.
793 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
795 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
796 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
798 2009-08-03 Richard Guenther <rguenther@suse.de>
800 * tree.c (make_vector_type): Build a main variant first,
801 get the canonical one and then build the variant.
802 * tree-ssa.c (useless_type_conversion_p_1): Handle
804 (useless_type_conversion_p): Conversions to pointers to
805 incomplete record types are useless.
807 2009-08-03 Richard Guenther <rguenther@suse.de>
809 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
810 file will be created.
811 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
812 * toplev.c (compile_file): Adjust comment.
814 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
817 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
818 (TARGET_PROMOTE_FUNCTION_MODE): Define.
819 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
820 (sh_promote_function_mode): Fix typo.
822 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
824 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
826 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
828 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
829 declaration arguments.
831 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
834 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
835 (ix86_split_ashl): Ditto.
836 (ix86_expand_vector_init_one_nonzero): Ditto.
837 (ix86_expand_vector_set): Ditto.
838 (ix86_expand_reduc_v4sf): Ditto.
840 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
842 * explow.c (promote_function_mode): Remove assert.
843 * config/sh/sh.c (sh_promote_function_mode): Declare.
845 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
847 * config/pa/pa.c (pa_promote_function_mode): Declare.
848 Change to static. Fix promote_mode call.
850 * gthr-dce.h (CONST_CAST2): Define if not defined.
851 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
853 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
855 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
857 * expr.c (store_constructor): Use promote_decl_mode. Remove
858 now write-only variable unsignedp.
859 (expand_expr_real_1): Use promote_decl_mode.
860 * expr.h (promote_function_mode, promote_decl_mode): New.
861 (promote_mode): Remove last argument.
862 * function.c (assign_temp): Drop last argument of promote_mode.
863 (assign_parm_find_data_types): Use promote_function_mode.
864 (assign_parm_setup_reg): Likewise.
865 (expand_function_end): Use promote_function_mode.
866 * calls.c (initialize_argument_information): Use promote_function_mode.
867 (precompute_arguments): Use promote_mode instead of checking if
868 only PROMOTE_FUNCTION_MODE is defined.
869 (expand_call): When making sibcall decisions, use promote_function_mode.
870 Below, remove an if for targetm.calls.promote_function_return and
871 and use promote_function_mode.
872 (emit_library_call_value_1): Use promote_function_mode, fix bug
873 where promote_mode was passed FOR_CALL == 0 for a return value in an
875 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
876 * explow.c (promote_function_mode, promote_decl_mode): New.
877 (promote_mode): Keep only the FOR_CALL == 0 case.
878 * combine.c (setup_incoming_promotion): Remove test of
879 promote_function_args. Use promote_function_mode.
880 * stmt.c (expand_value_return): Use promote_decl_mode.
881 (expand_decl): Use promote_decl_mode.
883 * expr.c (store_constructor): Use promote_decl_mode. Remove
884 now write-only variable unsignedp.
885 (expand_expr_real_1): Use promote_decl_mode.
886 * expr.h (promote_function_mode, promote_decl_mode): New.
887 (promote_mode): Remove last argument.
888 * function.c (assign_temp): Drop last argument of promote_mode.
889 (assign_parm_find_data_types): Use promote_function_mode.
890 (assign_parm_setup_reg): Likewise.
891 (expand_function_end): Use promote_function_mode.
892 * calls.c (initialize_argument_information): Use promote_function_mode.
893 (precompute_arguments): Use promote_mode instead of checking if
894 only PROMOTE_FUNCTION_MODE is defined.
895 (expand_call): When making sibcall decisions, use promote_function_mode.
896 Below, remove an if for targetm.calls.promote_function_return and
897 and use promote_function_mode.
898 (emit_library_call_value_1): Use promote_function_mode, fix bug
899 where promote_mode was passed FOR_CALL == 0 for a return value in an
901 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
902 * explow.c (promote_function_mode, promote_decl_mode): New.
903 (promote_mode): Keep only the FOR_CALL == 0 case.
904 * combine.c (setup_incoming_promotion): Remove test of
905 promote_function_args. Use promote_function_mode.
906 * stmt.c (expand_value_return): Use promote_decl_mode.
907 (expand_decl): Use promote_decl_mode.
909 * explow.c (promote_function_mode): Just call the target hook.
910 * targhooks.c (default_promote_function_mode,
911 default_promote_function_mode_always_promote): New.
912 * targhooks.h (default_promote_function_mode,
913 default_promote_function_mode_always_promote): Declare.
914 * target.h (promote_function_args, promote_function_return): Remove.
915 (promote_function_mode): New.
916 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
917 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
918 (TARGET_PROMOTE_FUNCTION_MODE): New.
919 (TARGET_CALLS): Adjust.
920 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
921 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
923 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
924 * config/s390/s390.c (s390_promote_function_mode): ... here,
925 with pointer handling.
926 (TARGET_PROMOTE_FUNCTION_MODE): Define.
927 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
929 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
930 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
931 with pointer handling.
932 (TARGET_PROMOTE_FUNCTION_MODE): Define.
933 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
935 * config/sh/sh-protos.h (sh_promote_function_mode): New.
936 * config/sh/sh.c (sh_promote_function_mode): New.
937 (TARGET_PROMOTE_FUNCTION_MODE): Define.
938 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
940 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
941 * config/cris/cris.c (cris_promote_function_mode): ... here.
942 (TARGET_PROMOTE_FUNCTION_MODE): Define.
943 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
945 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
946 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
947 (TARGET_PROMOTE_FUNCTION_MODE): Define.
948 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
950 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
951 * config/arm/arm.c (arm_promote_function_mode): ... here, without
952 complex type handling.
953 (TARGET_PROMOTE_FUNCTION_MODE): Define.
954 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
956 * config/pa/pa.c (pa_promote_function_mode): New.
957 (TARGET_PROMOTE_FUNCTION_MODE): Define.
958 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
960 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
961 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
962 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
963 * config/xtensa/xtensa.c: Likewise.
964 * config/stormy16/stormy16.c: Likewise.
965 * config/iq2000/iq2000.c: Likewise.
966 * config/rs6000/rs6000.c: Likewise.
967 * config/picochip/picochip.c: Likewise.
968 * config/arc/arc.c: Likewise.
969 * config/mcore/mcore.c: Likewise.
970 * config/score/score.c: Likewise.
971 * config/mips/mips.c: Likewise.
972 * config/bfin/bfin.c: Likewise.
973 * config/ia64/ia64.c: Likewise (disabled though).
975 * config/frv/frv.h: Remove pointless remark.
977 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
978 TARGET_PROMOTE_FUNCTION_ARGS,
979 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
980 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
982 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
984 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
985 -floop-parallelize-all.
986 * toplev.c (process_options): Rename flag_graphite_force_parallel to
987 flag_loop_parallelize_all.
988 * tree-ssa-loop.c (gate_graphite_transforms): Same.
989 * graphite.c (graphite_transform_loops): Same.
991 * graphite-poly.c (apply_poly_transforms): Same.
993 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
995 PR tree-optimization/40914
996 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
997 if set, then check the delta field of the PMF record.
998 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
999 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1000 call is stored in the delta.
1002 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1004 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1006 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/bsd.h (ASM_BYTE): New define.
1009 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1010 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1011 .byte. Use fputs or putc instead of fprintf where appropriate.
1012 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1013 fputs or putc instead of fprintf where appropriate.
1014 * config/i386/i386elf.h: Ditto.
1015 * config/i386/sysv4.h: Ditto.
1017 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1018 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1019 (*tls_global_dynamic_64): Ditto.
1021 2009-07-31 Christian Bruel <christian.bruel@st.com>
1023 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1025 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1027 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1028 Remove dead code for MINUS.
1030 2009-07-31 Anthony Green <green@moxielogic.com>
1032 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1034 (moxie_expand_epilogue): Ditto for epilogue.
1035 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1037 (moxie_function_arg): Ditto.
1038 (moxie_pass_by_reference): Ditto.
1039 (moxie_arg_partial_bytes): Ditto.
1040 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1041 (FUNCTION_ARG_ADVANCE) Ditto.
1042 (REG_PARM_STACK_SPACE) Ditto.
1043 (FUNCTION_ARG_REGNO_P) Dito.
1045 * config.gcc: Add moxie linux config support.
1046 * gcc/config/moxie/uclinux.h: New file.
1048 2009-07-31 DJ Delorie <dj@redhat.com>
1050 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1051 (UNSPECV_SP_SWITCH_E): New.
1052 (sp_switch_1): Change to an unspec.
1053 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1055 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1056 reference the new stack's address
1058 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1060 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1061 graphite-clast-to-gimple.o, graphite-dependences.o,
1062 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1063 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1064 (graphite-blocking.o,
1065 graphite-clast-to-gimple.o, graphite-dependences.o,
1066 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1067 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1068 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1069 * cfgloop.h (struct loop): Add can_be_parallel field.
1070 * common.opt (fgraphite-identity): Moved up.
1071 (fgraphite-force-parallel): New flag.
1072 * graphite.c: Rewrite.
1073 * graphite.h: Rewrite.
1074 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1076 * toplev.c (graphite_out_file): New file descriptor.
1077 (graphite_in_file): New.
1078 (process_options): flag_graphite_force_parallel cannot be used without
1080 * tree-ssa-loop.c: Include toplev.h.
1081 (gate_graphite_transforms): Enable flag_graphite for
1082 flag_graphite_force_parallel.
1084 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1086 * ChangeLog.graphite: New.
1087 * graphite-blocking.c: New.
1088 * graphite-clast-to-gimple.c: New.
1089 * graphite-clast-to-gimple.h: New.
1090 * graphite-dependences.c: New.
1091 * graphite-dependences.h: New.
1092 * graphite-interchange.c: New.
1093 * graphite-poly.c: New.
1094 * graphite-poly.h: New.
1095 * graphite-ppl.c: New.
1096 * graphite-ppl.h: New.
1097 * graphite-scop-detection.c: New.
1098 * graphite-scop-detection.h: New.
1099 * graphite-sese-to-poly.c: New.
1100 * graphite-sese-to-poly.h: New.
1104 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1106 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1107 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1109 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1111 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1112 (scev_is_linear_expression): Return false if the evolution is not
1113 affine multivariate.
1115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1117 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1118 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1120 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1122 * tree-data-ref.c (debug_data_references): New.
1123 (debug_data_reference): New.
1124 * tree-data-ref.h (debug_data_references): Declared.
1125 (debug_data_reference): Declared.
1127 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1129 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1130 * tree-data-ref.h (scop_p): Removed.
1131 (struct data_reference): Remove field scop.
1133 (stmt_simple_memref_p): Removed.
1135 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1137 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1138 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1141 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1143 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1145 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1147 * doc/invoke.texi (-fgraphite-identity): Documented.
1149 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1151 * tree-scalar-evolution.c: Fix comment.
1152 (instantiate_scev_1): Return unknow from scev instantiation if the
1153 result is not above instantiate_below.
1155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1157 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1158 static anymore. Instantiate the symbols that may have been introduced
1160 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1163 2009-07-30 DJ Delorie <dj@redhat.com>
1165 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1166 .vliw directive to VLIW sections.
1168 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1170 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1172 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1173 (AUTOHEADER): New variable.
1174 ($(srcdir)/cstamp-h.in): Use it.
1176 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1177 Pat Haugen <pthaugen@us.ibm.com>
1178 Revital Eres <ERES@il.ibm.com>
1180 * config/rs6000/vector.md (VEC_F): Add VSX support.
1184 (vector_load_<mode>): Ditto.
1185 (vector_store_<mode>): Ditto.
1186 (vector GPR move split): Ditto.
1187 (vec_reload_and_plus_<mptrsize>): Ditto.
1188 (vec_reload_and_reg_<mptrsize>): Ditto.
1189 (add<mode>3): Ditto.
1190 (sub<mode>3): Ditto.
1191 (mul<mode>3): Ditto.
1192 (neg<mode>2): Ditto.
1193 (abs<mode>2): Ditto.
1194 (smin<mode>3): Ditto.
1195 (smax<mode>3): Ditto.
1196 (vector_eq<mode>): Ditto.
1197 (vector_gt<mode>): Ditto.
1198 (vector_ge<mode>): Ditto.
1199 (vector_gtu<mode>): Ditto.
1200 (vector_select_<mode>_uns): Ditto.
1201 (vector_eq_<mode>_p): Ditto.
1202 (vector_gt_<mode>_p): Ditto.
1203 (vector_ge_<mode>_p): Ditto.
1204 (vector_gtu_<mode>_p): Ditto.
1205 (cr6_test_for_zero): Ditto.
1206 (cr6_test_for_zero_reverse): Ditto.
1207 (cr6_test_for_lt): Ditto.
1208 (cr6_test_for_lt_reverse): Ditto.
1209 (xor<mode>3): Ditto.
1210 (ior<mode>3): Ditto.
1211 (and<mode>3): Ditto.
1212 (one_cmpl<mode>2): Ditto.
1213 (nor<mode>2): Ditto.
1214 (andc<mode>2): Ditto.
1215 (float<VEC_int<mode>2): Ditto.
1216 (unsigned_float<VEC_int><mode>2): Ditto.
1217 (fix_trunc<mode><VEC_int>2): Ditto.
1218 (fixuns_trunc<mode><VEC_int>2): Ditto.
1220 (vec_set<mode>): Ditto.
1221 (vec_extract<mode>): Ditto.
1222 (vec_interleave_highv4sf): Ditto.
1223 (vec_interleave_lowv4sf): Ditto.
1224 (vec_realign_load_<mode>): Ditto.
1225 (vec_shl_<mode>): Ditto.
1226 (vec_shr_<mode>): Ditto.
1227 (div<mode>3): New patterns for VSX.
1228 (vec_interleave_highv2df): Ditto.
1229 (vec_interleave_lowv2df): Ditto.
1230 (vec_pack_trunc_v2df): Ditto.
1231 (vec_pack_sfix_trunc_v2df): Ditto.
1232 (vec_pack_ufix_trunc_v2df): Ditto.
1233 (vec_unpacks_hi_v4sf): Ditto.
1234 (vec_unpacks_lo_v4sf): Ditto.
1235 (vec_unpacks_float_hi_v4si): Ditto.
1236 (vec_unpacku_float_lo_v4si): Ditto.
1237 (vec_unpacku_float_hi_v4si): Ditto.
1238 (vec_unpacks_float_lo_v4si): Ditto.
1239 (movmisalign<mode>): Ditto.
1240 (vector_ceil<mode>2): New patterns for vectorizing math library.
1241 (vector_floor<mode>2): Ditto.
1242 (vector_btrunc<mode>2): Ditto.
1243 (vector_copysign<mode>3): Ditto.
1245 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1246 predicate for setting the high bit in each word, used for copysign.
1248 * config/rs6000/ppc-asm.h (f19): Whitespace.
1249 (f32-f63): Define if VSX.
1250 (v0-v31): Define if Altivec.
1251 (vs0-vs63): Define if VSX.
1253 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1255 * config/rs6000/power7.md: New file, provide tuning parameters for
1258 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1259 (rs6000_cpu_cpp_builtins): Ditto.
1260 (altivec_overloaded_builtins): Ditto.
1261 (altivec_resolve_overloaded_builtin): Ditto.
1263 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1264 debug switch to disable vectorizing simple math builtin
1267 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1268 Vectorize simple math builtin functions.
1269 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1270 hook to vectorize math builtins.
1271 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1272 (rs6000_builtin_conversion): Add VSX/power7 support.
1273 (rs6000_builtin_vec_perm): Ditto.
1274 (vsplits_constant): Add support for loading up a vector constant
1275 with just the high bit set in each part.
1276 (rs6000_expand_vector_init): Add VSX/power7 support.
1277 (rs6000_expand_vector_set): Ditto.
1278 (rs6000_expand_vector_extract): Ditto.
1279 (rs6000_emit_move): Ditto.
1280 (bdesc_3arg): Ditto.
1281 (bdesc_2arg): Ditto.
1282 (bdesc_1arg): Ditto.
1283 (rs6000_expand_ternop_builtin): Ditto.
1284 (altivec_expand_builtin): Ditto.
1285 (rs6000_expand_unop_builtin): Ditto.
1286 (rs6000_init_builtins): Ditto.
1287 (altivec_init_builtins): Ditto.
1288 (builtin_function_type): Ditto.
1289 (rs6000_common_init_builtins): Ditto.
1290 (rs6000_handle_altivec_attribute); Ditto.
1291 (rs6000_mangle_type): Ditto.
1292 (rs6000_vector_mode_supported_p): Ditto.
1293 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1296 * config/rs6000/vsx.md: New file for VSX support.
1298 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1299 identifing values with just the most significant bit set.
1300 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1301 vectorized builtins.
1303 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1304 (UNSPEC_VRFIM): Delete.
1305 (splitter for loading up vector with most significant bit): New
1306 splitter for vectorizing copysign.
1307 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1308 vectorizing simple math functions.
1309 (altivec_vrfip): Add support for vectorizing simple math functions.
1310 (altivec_vrfim): Ditto.
1311 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1313 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1314 (power7.md, vsx.md): Include for power7 support.
1315 (copysigndf3): Use VSX instructions if -mvsx.
1316 (negdf2_fpr): Ditto.
1317 (absdf2_fpr): Ditto.
1318 (nabsdf2_fpr): Ditto.
1319 (adddf3_fpr): Ditto.
1320 (subdf3_fpr): Ditto.
1321 (muldf3_fpr): Ditto.
1322 (divdf3_fpr): Ditto.
1323 (fix_truncdfdi2_fpr): Ditto.
1324 (cmpdf_internal1): Ditto.
1325 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1326 (btruncdf2, btruncdf2_fpr): Ditto.
1327 (ceildf2, ceildf2_fpr): Ditto.
1328 (floordf2, floordf2_fpr): Ditto.
1329 (floatdidf2, floatdidf2_fpr): Ditto.
1330 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1331 (fmsubdf4_fpr): Ditto.
1332 (fnmadddf4_fpr_1): Ditto.
1333 (fnmadddf4_fpr_2): Ditto.
1334 (fnmsubdf4_fpr_1): Ditto.
1335 (fnmsubdf4_fpr_2): Ditto.
1336 (fixuns_truncdfdi2): Add expander for VSX support.
1337 (fix_truncdfdi2): Ditto.
1338 (fix_truncdfsi2): Ditto.
1340 (btruncsf2): Whitespace.
1341 (movdf_hardfloat32): Add support for VSX registers.
1342 (movdf_softfloat32): Ditto.
1343 (movdf_hardfloat64): Ditto.
1344 (movdf_hardfloat64_mfpgpr): Ditto.
1345 (movdf_softfloat64): Ditto.
1346 (movti splitters): Add check for vector registers supporting
1347 TImode in the future.
1348 (bpermd): Add power7 bpermd instruction.
1350 * config/rs6000/altivec.h (vec_div): Define if VSX.
1354 (vec_nearbyint): Ditto.
1357 (all predicates): Use the generic builtin function, and not the V4SF
1358 specific function so that the predicates will work with VSX's V2DF.
1362 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1363 Document new VSX functions and types.
1365 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1368 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1369 "wa", and "j" constraints. Modify "v" to talk about Altivec
1370 instead of just vector.
1372 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1375 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1376 location for phi arguments.
1377 (rewrite_update_phi_arguments): Find locations for reaching defs.
1378 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1379 Add location to add_phi_arg calls.
1380 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1381 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1382 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1383 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1384 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1385 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1386 * tree-phinodes.c (make_phi_node): Initialize location.
1387 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1388 (add_phi_arg): Add location parameter.
1389 (remove_phi_arg_num): Move location when moving phi argument.
1390 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1392 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1393 slpeel_update_phi_nodes_for_guard1,
1394 slpeel_update_phi_nodes_for_guard2,
1395 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1396 vect_loop_versioning): Set locations.
1397 * tree-parloops.c (create_phi_for_local_result,
1398 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1399 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1400 * tree-vect-loop.c (get_initial_def_for_induction,
1401 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1403 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1404 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1405 (gimple_phi_arg_set_location): New. Set locus.
1406 (gimple_phi_arg_has_location): New. Check for locus.
1407 (redirect_edge_var_map_location): New. Return locus from var_map.
1408 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1409 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1410 combining PHI arguments.
1411 (cond_store_replacement): Set location.
1412 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1413 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1414 scop_add_exit_phis_edge): Add locations.
1415 * tree-cfgcleanup.c (remove_forwarder_block,
1416 remove_forwarder_block_with_phi): Add locations.
1417 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1418 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1420 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1421 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1422 flush_pending_stmts): Add source location.
1423 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1424 stack to preserve locations.
1425 * tree-vect-stmts.c (vectorizable_load): Add location.
1426 * tree-inline.c (copy_phis_for_bb): Copy locus.
1427 (setup_one_parameter): Add call locus to inlined parameter stmts.
1428 (initialize_inlined_parameters): Pass in call location as parameter
1430 (tree_function_versioning): Pass location to setup_one_parameter.
1431 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1432 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1433 copy and edge lists.
1434 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1435 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1436 locus parameter and override the stmt default if provided.
1437 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1438 elim_graph_add_edge, elim_graph_remove_succ_edge,
1439 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1440 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1441 eliminate_phi): Add locus info in elimination graph for each edge and
1443 (insert_backedge_copies): Copy locus if present.
1444 * tree-flow.h (struct _edge_var_map): Add locus field.
1445 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1446 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1447 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1449 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1451 2009-07-30 Martin Jambor <mjambor@suse.cz>
1453 PR tree-optimization/40570
1454 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1457 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1459 * ssa-loop-manip.c: Include langhooks.h.
1460 (rewrite_phi_with_iv): New.
1461 (rewrite_all_phi_nodes_with_iv): New.
1462 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1463 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1464 * tree-parloops.c (loop_parallel_p): Move out all conditions
1465 except dependency check.
1466 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1467 (gen_parallel_loop): Call canonicalize_loop_ivs without
1468 reduction_list argument.
1469 (build_new_reduction): New.
1470 (gather_scalar_reductions): New.
1471 (try_get_loop_niter): New.
1472 (try_create_reduction_list): New.
1473 (parallleize_loops): Change the parallel conditions check.
1474 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1475 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1477 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1479 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1481 * doc/options.texi (Option properties): Mention new quoting syntax.
1483 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1485 * config/alpha/alpha.c (alpha_start_function):
1486 Handle VMS_DEBUG_MAIN_POINTER
1487 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1488 * doc/invoke.texi: Document -mdebug-main switch.
1490 2009-07-29 Richard Henderson <rth@redhat.com>
1492 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1493 (cgraph_create_edge_including_clones): Likewise.
1494 * tree-inline.c (copy_bb): Operate on the correct edges
1495 when updating the callgraph.
1497 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1499 * config/alpha/vms-cc.c: Deleted.
1500 * config/alpha/vms-ld.c: Deleted.
1501 * config/alpha/t-vms64: Moved to config/vms
1502 * config/alpha/vms-crt0-64.c: Moved to config/vms
1503 * config/alpha/vms-crt0.c: Moved to config/vms
1504 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1505 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1506 * config/alpha/xm-vms.h: Moved to config/vms
1507 * config/alpha/x-vms: Moved to config/vms
1508 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1510 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1511 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1513 * config/vms/t-vms64: Moved here from config/alpha
1514 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1515 (argc,argv,envp): Enforce 32bit malloc'ing.
1516 * config/vms/vms-psxcrt0-64.c: Likewise.
1517 * config/vms/vms-crt0.c: Moved here from config/alpha.
1518 * config/vms/vms-psxcrt0.c: Likewise.
1519 * config/vms/vms-crtl-64.h: New file.
1520 * config/vms/vms-crtl.h: New file.
1521 * config/vms/vms.opt: New file.
1522 * config/vms/xm-vms64.h: New file.
1523 * config/vms/xm-vms.h: Moved here from config/alpha.
1524 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1526 * config/vms/x-vms: Moved here from config/alpha.
1527 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1528 (vms-ld.o, vms-cc.o): Removed.
1529 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1531 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1533 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1534 correct stack (obvious VMS fix).
1536 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1538 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1539 date, version info if VMS_DEBUGGING_INFO defined.
1540 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1541 size, date calculating code moved here.
1543 2009-07-29 Paul Brook <paul@codesourcery.com>
1545 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1548 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1551 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1552 to DImode when generating insq_le insn.
1554 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1556 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1557 New macro set for VMS_DEBUGGGING_INFO.
1558 (AT_string_form): Use it.
1560 2009-07-28 DJ Delorie <dj@redhat.com>
1562 * config/mep/mep.c (vtext_section): New.
1563 (vftext_section): New.
1564 (ftext_section): New.
1565 (mep_select_section): Add support for functions.
1566 (mep_unique_section): Likewise.
1567 (mep_asm_init_sections): Likewise.
1568 (mep_encode_section_info): Remove it from here.
1570 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1572 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1574 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1575 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1577 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1579 * dwarf2out.c (output_file_names): Test new macro
1580 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1581 (add_comp_dir_attribute): Likewise.
1583 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1585 * config/i386/mingw-w64.h (LINK_SPEC): Add
1586 separating space between commands.
1588 2009-07-28 Jan Hubicka <jh@suse.cz>
1590 PR tree-optimization/40759
1591 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1594 2009-07-27 DJ Delorie <dj@redhat.com>
1596 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1597 types are dword-aligned.
1598 (mep_expand_va_start): Likewise.
1600 2009-07-27 Olivier Hainque <hainque@adacore.com>
1601 Douglas B Rupp <rupp@gnat.com>
1603 * convert.c (convert_to_pointer): Don't assume the target
1604 pointer type is POINTER_SIZE long. Fetch its precision instead.
1606 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1608 * system.h (fopen): Undefine if macro.
1610 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1612 * dwarf2out.c (output_cfi_p): Removed.
1613 (output_cfis): New function.
1614 (output_fde): New function, split from output_call_frame_info.
1615 (output_call_frame_info): Use it.
1616 (dwarf2out_switch_text_section): Use output_cfis.
1618 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1620 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1621 TARGET_BI_ARCH is specified without enabling SJLJ.
1622 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1623 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1625 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1627 * arm.md (negdi2): Use DImode if forcing a value into a register.
1629 2009-07-26 Ira Rosen <irar@il.ibm.com>
1631 PR tree-optimization/40801
1632 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1633 of vector operand from the previous copy of vector statement.
1634 Pass the correct definition type value to
1635 vect_get_vec_def_for_stmt_copy().
1637 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1639 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1640 const char ** conversion.
1642 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1644 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1645 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1646 (gcc_unreachable): Invoke __builtin_unreachable() if
1647 !ENABLE_ASSERT_CHECKING.
1649 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1651 PR rtl-optimization/40445
1652 * emit-rtl.c (next_nonnote_insn_bb): New function.
1653 * rtl.h (next_nonnote_insn_bb): Declare new function.
1654 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1655 with no successors that is the successor of the ENTRY_BLOCK.
1656 Continue from the top after removing an empty fallthrough block.
1657 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1658 of next_nonnote_insn.
1660 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1662 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1664 2009-07-25 Martin Jambor <mjambor@suse.cz>
1666 * c-common.c (c_common_attribute_table): New element for noclone.
1667 (handle_noclone_attribute): New function. Forward-declare.
1668 * tree-inline.c (tree_versionable_function_p): Check for noclone
1670 * doc/extend.texi (Labels as Values): Document need for noclone.
1671 (Function Attributes): Document noclone attribute.
1673 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1675 PR rtl-optimization/34999
1676 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1677 and dw_fde_switched_cold_to_hot fields.
1678 (output_cfi_p): New function.
1679 (output_call_frame_info): If fde->dw_fde_switched_sections,
1680 output 2 FDEs instead of one with corrupted header.
1681 (dwarf2out_do_cfi_startproc): New function.
1682 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1683 and fde->dw_fde_switched_cold_to_hot.
1684 (dwarf2out_switch_text_section): Compute
1685 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1686 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1687 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1688 Otherwise, compute fde->dw_fde_switch_cfi.
1690 2009-07-24 Cary Coutant <ccoutant@google.com>
1692 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1694 2009-07-24 Cary Coutant <ccoutant@google.com>
1696 * cfghooks.c (split_block): Copy discriminator to new block.
1697 * tree-cfg.c (assign_discriminator): Check location of last
1698 instruction in block as well as first.
1700 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/linux.c: Use fputs or putc instead of fprintf
1704 * config/i386/gas.h: Ditto.
1705 * config/i386/x86-64.h: Ditto.
1706 * config/i386/att.h: Ditto.
1708 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1710 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1713 2009-07-24 Martin Jambor <mjambor@suse.cz>
1715 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1716 (ipa_push_func_to_list_1): Declare.
1717 (ipa_push_func_to_list): New function.
1719 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1720 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1721 (ipa_push_func_to_list): Removed.
1722 (ipa_pop_func_from_list): Clear node_enqueued flag.
1724 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1726 * config/s390/s390.c (override_options): Default
1727 max-unrolled-insns to 100 for z10 tuning.
1729 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1731 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1732 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1733 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1734 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1735 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1736 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1737 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1739 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1741 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1742 use default set in mingw32.h header.
1743 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1744 64-bit /mingw/include path.
1745 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1748 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1750 PR rtl-optimization/40209
1751 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1753 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1756 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1757 with the rest of string where appropriate. Use fputs or putc
1758 instead of fprintf where appropriate.
1760 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1761 Pat Haugen <pthaugen@us.ibm.com>
1762 Revital Eres <ERES@il.ibm.com>
1764 * config/rs6000/vector.md: New file. Move most of the vector
1765 expander support here from altivec.md to allow for the VSX vector
1766 unit in the future. Add support for secondary_reload patterns.
1767 Rewrite the patterns for vector comparison, and vector comparison
1768 predicate instructions so that the RTL expresses the desired
1769 behavior, instead of using unspec.
1771 * config/rs6000/constraints.md ("f" constraint): Use
1772 rs6000_constraints to hold the precalculated register class.
1773 ("d" constraint): Ditto.
1774 ("wd" constraint): New constraint for VSX.
1775 ("wf" constraint): Ditto.
1776 ("ws" constraint): Ditto.
1777 ("wa" constraint): Ditto.
1778 ("wZ" constraint): Ditto.
1779 ("j" constraint): Ditto.
1781 * config/rs6000/predicates.md (vsx_register_operand): New
1783 (vfloat_operand): New predicate for vector.md.
1784 (vint_operand): Ditto.
1785 (vlogical_operand): Ditto.
1786 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1787 (easy_vector_constant): Add VSX support.
1788 (altivec_indexed_or_indirect_operand): New predicate for
1789 recognizing Altivec style memory references with AND -16.
1791 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1792 for vector secondary reload support.
1793 (rs6000_vector_reg_class): Delete, replacing it with
1795 (rs6000_vsx_reg_class): Ditto.
1796 (rs6000_constraints): New array to hold the register classes of
1797 each of the register constraints that can vary at runtime.
1798 (builtin_mode_to_type): New static array for builtin function type
1800 (builtin_hash_table): New static hash table for builtin function
1802 (TARGET_SECONDARY_RELOAD): Define target hook.
1803 (TARGET_IRA_COVER_CLASSES): Ditto.
1804 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1805 registers are 128 bits if VSX memory reference instructions are used.
1806 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1808 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1809 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1810 Print several of the scheduling related parameters.
1811 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1812 rs6000_constraints instead of rs6000_vector_reg_class. Move
1813 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1814 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1815 Altivec. Add VSX support. Setup for secondary reload support on
1816 Altivec/VSX registers.
1817 (rs6000_override_options): Make power7 set the scheduling groups
1818 like the power5. Add support for new debug switches to override
1819 the scheduling defaults. Temporarily disable -mcpu=power7 from
1820 setting -mvsx. Add support for debug switches -malways-hint,
1821 -msched-groups, and -malign-branch-targets.
1822 (rs6000_buitlin_conversion): Add support for returning unsigned
1823 vector conversion functions to fix regressions due to stricter
1825 (rs6000_builtin_mul_widen_even): Ditto.
1826 (rs6000_builtin_mul_widen_odd): Ditto.
1827 (rs6000_builtin_vec_perm): Ditto.
1828 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1829 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1831 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1833 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1834 VSX types for bit operations. Changes to accomidate vector.md.
1835 (bdesc_2arg): Ditto.
1836 (bdesc_1arg): Ditto.
1837 (struct builtin_description_predicates): Rewrite predicate
1838 handling so that RTL describes the operation, instead of passing
1839 the instruction to be used as a string argument.
1840 (bdesc_altivec_preds): Ditto.
1841 (altivec_expand_predicate_builtin): Ditto.
1842 (altivec_expand_builtin): Ditto.
1843 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1844 statement for vsldoi support.
1845 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1846 (altivec_expand_st_builtin): Ditto.
1847 (paired_expand_builtin): Whitespace changes.
1848 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1849 builtin_mode_to_type table for secondary reload. Call
1850 builtin_function_type to build random builtin functions.
1851 (altivec_init_builtins): Change to use builtin_function_type to
1852 create builtin function types dynamically as we need them.
1853 (builtin_hash_function): New support for hashing the tree types
1854 for builtin function as we need it, rather than trying to build
1855 all of the trees that we need. Add initial preliminary VSX support.
1856 (builtin_function_type): Ditto.
1857 (builtin_function_eq): Ditto.
1858 (builtin_hash_struct): Ditto.
1859 (rs6000_init_builtins): Ditto.
1860 (rs6000_common_init_builtins): Ditto.
1861 (altivec_init_builtins): Ditto.
1862 (rs6000_common_init_builtins): Ditto.
1863 (enum reload_reg_type): New enum for simplifing reg classes.
1864 (rs6000_reload_register_type): Simplify register classes into GPR,
1865 Vector, and other registers. Altivec and VSX addresses in reload.
1866 (rs6000_secondary_reload_inner): Ditto.
1867 (rs6000_ira_cover_classes): New target hook, that returns the
1868 appropriate cover classes, based on -mvsx being used or not.
1869 (rs6000_secondary_reload_class): Add VSX support.
1870 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1871 (get_vsel_insn): Ditto.
1872 (rs6000_emit_vector_compare): Rewrite vector conditional support
1873 so that where we can, we use RTL operators, instead of blindly use
1875 (rs6000_emit_vector_select): Ditto.
1876 (rs6000_emit_vector_cond_expr): Ditto.
1877 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1878 (create_TOC_reference): Add -mdebug=addr support.
1879 (emit_frame_save): VSX loads/stores need register indexed addressing.
1881 * config/rs6000/rs6000.md: Include vector.md.
1883 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1885 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1886 support for V2DI, V2DF in logical, permute, select operations.
1888 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1889 switch for vsx/power7.
1890 (-mvsx-scalar-memory): Ditto.
1891 (-mvsx-align-128): Ditto.
1892 (-mallow-movmisalign): Ditto.
1893 (-mallow-df-permute): Ditto.
1894 (-msched-groups): Ditto.
1895 (-malways-hint): Ditto.
1896 (-malign-branch-targets): Ditto.
1898 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1900 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1901 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1902 (rs6000_vector_reg_class): Delete.
1903 (rs6000_vsx_reg_class): Ditto.
1904 (enum rs6000_reg_class_enum): New enum for the constraints that
1905 vary based on target switches.
1906 (rs6000_constraints): New array to hold the register class for all
1907 of the register constraints that vary based on the switches used.
1908 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1909 (enum rs6000_builtins): Add unsigned varients for the builtin
1910 declarations returned by target hooks for expanding multiplies,
1911 select, and permute operations. Add VSX builtins.
1912 (enum rs6000_builtin_type_index): Add entries for VSX.
1913 (V2DI_type_node): Ditto.
1914 (V2DF_type_node): Ditto.
1915 (unsigned_V2DI_type_node): Ditto.
1916 (bool_long_type_node): Ditto.
1917 (intDI_type_internal_node): Ditto.
1918 (uintDI_type_internal_node): Ditto.
1919 (double_type_internal_node): Ditto.
1921 * config/rs6000/altivec.md (whole file): Move all expanders to
1922 vector.md from altivec.md. Rename insn matching functions to be
1924 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1925 (altivec_vcmp*): Ditto.
1926 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1927 (VM): New iterator for moves that includes the VSX types.
1928 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1929 (altivec_vperm_<mode>_uns): New, for unsigned types.
1930 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1931 (altivec_eq<mode>): Ditto.
1932 (altivec_gt<mode>): Ditto.
1933 (altivec_gtu<mode>): Ditto.
1934 (altivec_eqv4sf): Ditto.
1935 (altivec_gev4sf): Ditto.
1936 (altivec_gtv4sf): Ditto.
1937 (altivec_vcmpbfp_p): Ditto.
1939 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1941 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1944 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1947 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1948 ASM_SHORT instead of .word.
1949 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1950 instead of .word in asm template.
1952 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1955 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1956 (process_bb_node_lives): Use it.
1958 * ira.c (setup_cover_and_important_classes): Don't setup
1959 ira_important_class_nums. Add cover classes to the end of
1961 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1963 (find_reg_class_closure): Use reorder_important_classes.
1965 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1967 * config/i386/i386.c (i386_ira_cover_classes): New function.
1968 (TARGET_IRA_COVER_CLASSES): Redefine.
1970 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1971 importance of order of cover classes in the array.
1973 2009-07-22 Diego Novillo <dnovillo@google.com>
1975 * tree-pass.h (TDF_EH): Define.
1976 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1977 contains TDF_EH, print the EH region number holding GS.
1978 * tree-dump.c (dump_options): Add "eh".
1979 * doc/invoke.texi: Document it.
1981 2009-07-22 Doug Kwan <dougkwan@google.com>
1983 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1985 2009-07-22 Michael Matz <matz@suse.de>
1987 PR tree-optimization/35229
1988 PR tree-optimization/39300
1990 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1991 (inhibit_phi_insertion): New function.
1992 (insert_into_preds_of_block): Call it for REFERENCEs.
1993 (init_pre): Initialize and finalize scalar evolutions.
1994 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1996 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1999 Use CONST_VECTOR_NUNITS to determine number of elements.
2001 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2003 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2004 (U, W): Constraints are now deprecated and will be removed if we
2006 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2008 ("prefetch"): Add the stcmh instruction for prefetching.
2009 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2011 (s390_short_displacement): Return always true if compiling for
2012 machines not providing the long displacement facility.
2013 (s390_mem_constraint): Support the new constraint letter Z.
2014 (s390_check_qrst_address): New function.
2016 2009-07-21 DJ Delorie <dj@redhat.com>
2018 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2021 2009-07-21 Jason Merrill <jason@redhat.com>
2023 * c-common.c (max_tinst_depth): Increase default to 1024.
2025 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2027 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2028 (vec_unpacku_float_lo_v4si): Ditto.
2030 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2034 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2035 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2036 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2038 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2040 PR tree-optimization/40813
2041 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2044 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2046 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2047 with a NOP_EXPR if needed.
2049 2009-07-21 Paul Brook <paul@codesourcery.com>
2051 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2052 Terminate debug dump with newline.
2054 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2056 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2057 Cast "1" to unsigned HOST_WIDE_INT.
2058 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2059 deposit length to the maximum length - lsb. Extend length if
2060 HOST_BITS_PER_WIDE_INT is 32.
2062 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2064 * cgraph.h (constant_pool_htab): New function.
2065 (constant_descriptor_tree): Move from varasm.c.
2066 * varasm.c (constant_pool_htab): New function.
2067 (constant_descriptor_tree): Move to cgraph.h.
2069 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2071 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2073 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2075 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2078 2009-07-20 Xinliang David Li <davidxl@google.com>
2080 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2082 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2084 * config/mips/mips.md (move_type): Add arith.
2085 (type): Handle arith.
2086 (zero_extendsidi2): Rename this into ...
2087 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2088 (zero_extendsidi2): New expander.
2089 (*zero_extendsidi2_dext): New pattern.
2091 2009-07-20 Nick Clifton <nickc@redhat.com>
2093 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2094 to set MIPS_ABI_DEFAULT.
2095 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2097 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2099 * tree-object-size.c (addr_object_size): Handle unions with
2100 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2102 PR tree-optimization/40792
2103 * tree.c (build_function_type_skip_args): Remove bogus assert.
2105 2009-07-20 Jan Hubicka <jh@suse.cz>
2106 Martin Jambor <mjambor@suse.cz>
2108 * cgraph.h (combined_args_to_skip): New field.
2109 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2110 combined_args_to_skip and args_to_skip.
2111 * tree-inline.c (update_clone_info): New function.
2112 (tree_function_versioning): Call update_clone_info.
2113 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2115 (cgraph_materialize_all_clones): More extensive dumping, working
2116 with combined_args_to_skip rather than args_to_skip.
2118 2009-07-20 Ira Rosen <irar@il.ibm.com>
2120 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2121 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2122 (get_initial_def_for_reduction): Likewise.
2123 (vectorizable_reduction): Skip the check of first operand in case
2124 of COND_EXPR. Add check that it is outer loop vectorization if
2125 nested cycle was detected. Call vectorizable_condition() for
2126 COND_EXPR. If reduction epilogue cannot be created do not fail for
2127 nested cycles (if it is not double reduction). Assert that there
2128 is only one type in the loop in case of COND_EXPR. Call
2129 vectorizable_condition() to vectorize COND_EXPR.
2130 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2131 Add parameters. Allow nested cycles if called from
2132 vectorizable_reduction(). Use reduction vector variable if provided.
2133 (vect_analyze_stmt): Call vectorizable_reduction() before
2134 vectorizable_condition().
2135 (vect_transform_stmt): Update call to vectorizable_condition().
2137 2009-07-20 Christian Bruel <christian.bruel@st.com>
2139 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2140 * doc/invoke.texi (-mfmovd): Likewise.
2141 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2143 2009-07-20 Jan Hubicka <jh@suse.cz>
2145 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2146 when handling SSA name.
2148 2009-07-19 Jan Hubicka <jh@suse.cz>
2150 PR tree-optimization/40676
2151 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2152 virtual PHIs in empty BBs.
2154 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2156 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2157 re-expanded the compound use gen_lowpart instead to convert to the
2160 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2162 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2163 OUTER_CONST arguments.
2164 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2165 the new wider mode will be masked off.
2166 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2168 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2170 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2171 high-order bits are zero.
2173 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2175 * combine.c (simplify_shift_const_1): Split code to determine
2177 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2178 new bits shifted in are identical to the old sign bit.
2180 2009-07-18 Richard Guenther <rguenther@suse.de>
2183 * gimplify.c (gimplify_call_expr): Reject code using results from
2184 functions returning void.
2186 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2188 * doc/md.texi: Document the new PowerPC "es" constraint.
2189 Document that "m" can include automodified addresses on this target,
2190 and explain how %U must be used. Extend the "Q" and "Z" documentation
2191 to suggest "es" as well as "m".
2192 * config/rs6000/constraints.md (es): New memory constraint.
2193 (Q, Z): Update strings to match new documentation.
2195 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2197 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2198 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2199 * config/rs6000/predicates.md (volatile_mem_operand): Use
2200 offsettable_nonstrict_memref_p.
2201 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2202 (*floatunssidf2_internal): Likewise.
2203 (*fix_truncdfsi2_internal): Likewise.
2204 (*fix_trunctfsi2_internal): Likewise.
2206 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2208 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2210 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2212 2009-07-17 Richard Guenther <rguenther@suse.de>
2215 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2216 (pass_warn_unused_result): Likewise.
2217 (TODO_set_props): Remove.
2218 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2220 (pass_diagnose_omp_blocks): Define.
2221 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2222 (c_gimple_diagnostics_recursively): Remove.
2223 (finish_function): Do not call it.
2224 (c_write_global_declarations): Continue after errors.
2225 Finalize the CU here.
2226 * c-gimplify.c (c_genericize): Do not gimplify here.
2227 * c-common.c (c_warn_unused_result): Move ...
2228 * tree-cfg.c (do_warn_unused_result): ... here.
2229 (run_warn_unused_result): New function.
2230 (gate_warn_unused_result): New function.
2231 (pass_warn_unused_result): New pass.
2232 * c-common.h (c_warn_unused_result): Remove.
2233 * flags.h (flag_warn_unused_result): Declare.
2234 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2235 * opts.c (flag_warn_unused_result): Initialize to false.
2236 * toplev.c (compile_file): Add comment.
2237 * omp-low.c (create_omp_child_function): Do not register
2238 the function with the frontend.
2239 (diagnose_omp_structured_block_errors): Prepare to be
2240 called as optimization pass.
2241 (gate_diagnose_omp_blocks): New function.
2242 (pass_diagnose_omp_blocks): New pass.
2243 * cgraph.h (cgraph_optimize): Remove.
2244 (cgraph_analyze_function): Likewise.
2245 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2246 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2247 before their parents here.
2248 (cgraph_finalize_function): Not here.
2249 (cgraph_analyze_function): Gimplify functions here.
2250 (cgraph_finalize_compilation_unit): Continue after errors.
2251 Optimize the callgraph from here.
2252 (cgraph_optimize): Make static.
2253 * langhooks.c (write_global_declarations): Finalize the CU.
2254 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2255 (gimplify_function_tree): Assert we gimplify only once.
2256 Set PROP_gimple_any property.
2257 * tree-nested.c (gimplify_all_functions): New function.
2258 (lower_nested_functions): Gimplify all nested functions.
2259 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2260 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2261 and pass_diagnose_omp_blocks after gimplification. Do not
2262 set TODO_set_props on all_lowering_passes.
2263 (execute_one_pass): Do not handle TODO_set_props.
2264 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2265 (gimplify.o): Add tree-pass.h dependency.
2266 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2267 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2268 (unsave_r): Likewise.
2269 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2272 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2274 * doc/service.texi (Service): Restore previously removed link,
2275 which isn't broken after all.
2277 2009-07-17 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/40321
2280 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2281 PHI nodes to the maximal set.
2282 (make_values_for_phi): Add PHI arguments to the maximal set.
2283 (execute_pre): Dump PHI_GEN and the maximal set.
2285 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2288 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2291 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2293 * doc/extend.texi (Nested Functions): Replace broken link with
2295 * doc/service.texi (Service): Remove broken link.
2297 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2300 * builtins.c (expand_builtin_memcmp): Use loc instead of
2301 EXPR_LOCATION (exp).
2302 (expand_builtin_strncmp): Likewise.
2304 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2305 Manuel López-Ibáñez <manu@gcc.gnu.org>
2308 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2309 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2310 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2311 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2312 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2313 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2314 tree-inline.c, c-common.c, c-common.h, gimple.c,
2315 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2316 convert.c: Add location argument to fold_{unary,binary,ternary},
2317 fold_build[123], build_call_expr, build_size_arg,
2318 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2319 fold_build1_initializer, fold_build2_initializer,
2320 fold_build3_initializer, fold_build_call_array,
2321 fold_build_call_array_initializer, fold_single_bit_test,
2322 omit_one_operand, omit_two_operands, invert_truthvalue,
2323 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2324 combine_comparisons, fold_builtin_*, fold_call_expr,
2325 build_range_check, maybe_fold_offset_to_address, round_up,
2328 2009-07-16 Jason Merrill <jason@redhat.com>
2331 * c-common.c (c_common_reswords): Add __is_standard_layout
2333 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2334 * doc/implement-cxx.texi: New.
2335 * doc/gcc.texi: Include it.
2337 2009-07-16 DJ Delorie <dj@redhat.com>
2339 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2340 compares that may be indirectly affected by previous instructions.
2342 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * builtins.c (do_mpc_arg2): New.
2345 (fold_builtin_2): Fold builtin cpow.
2346 * real.h (HAVE_mpc_pow): New.
2348 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2350 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2351 comparison to skip unprofitable schedule
2353 2009-07-16 Simon Baldwin <simonb@google.com>
2355 * gcc.c (option_map): New flag -no-canonical-prefixes.
2356 * (display_help): Print help text for new flag.
2357 * (process_command): Move options translation and language specifics
2358 and handle new flag early. Use it to set a function pointer to a
2359 prefix builder. Replace make_relative_prefix calls with calls to
2360 the function pointed to. Ignore new flag in regular options handling.
2361 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2363 2009-07-15 DJ Delorie <dj@redhat.com>
2365 * config/mep/mep.md (sibcall_internal): Change register to avoid
2367 (sibcall_value_internal): Likewise.
2369 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2371 PR rtl-optimization/40710
2372 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2374 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2376 * config/mips/mips.md (*extenddi_truncate<mode>,
2377 *extendsi_truncate<mode>): Change type attribute to move_type
2378 with shift_shift. Split out code handling exts from here ...
2379 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2381 (*extendhi_truncateqi): Change type attribute to move_type with
2382 shift_shift. Split out code handling exts from here ...
2383 (*extendhi_truncateqi_exts): ... to this new pattern.
2385 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2388 instead of "and" with inverted sign bit mask value. Use
2389 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2390 Allocate registers only for operand 4 and operand 5.
2392 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2395 * fold-const.c (fold_cond_expr_with_comparison): When folding
2396 < and <= to MIN, make sure the MIN uses the same type as the
2397 comparison's operands.
2399 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2401 * arm.md (ior_xor): New code iterator.
2402 (split for ior/xor with shift and zero-extend): New split pattern.
2403 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2405 2009-07-15 Richard Guenther <rguenther@suse.de>
2407 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2410 2009-07-15 Richard Guenther <rguenther@suse.de>
2413 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2415 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2417 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2418 handle 2.6.30 kernel.
2420 2009-07-15 DJ Delorie <dj@redhat.com>
2422 * config/mep/mep.md (sibcall_internal): Change register to allow
2423 for 24-bit addresses.
2424 (sibcall_value_internal): Likewise.
2426 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2428 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2429 that are enabled/disabled by the flags introduced by a previous patch.
2431 2009-07-14 DJ Delorie <dj@redhat.com>
2433 * config/mep/mep.md (sibcall_internal): Include non-toggling
2435 (sibcall_value_internal): Likewise.
2437 2009-07-14 Taras Glek <tglek@mozilla.com>
2438 Rafael Espindola <espindola@google.com>
2440 * doc/sourcebuild.texi: Document install-plugin target.
2441 * configure.ac: Added install-plugin target to language makefiles.
2442 * configure: Regenerate.
2443 * Makefile.in: (install-plugin): Install more headers,
2444 depend on lang.install-plugin.
2446 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2448 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2451 2009-07-14 DJ Delorie <dj@redhat.com>
2453 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2454 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2455 * config/mep/mep.md (sibcall_internal): Change test from
2456 mep_vliw_mode_match to mep_vliw_jmp_match.
2457 (sibcall_value_internal): Likewise.
2459 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2461 * config/i386/sse.md (copysign<mode>3): New expander.
2462 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2463 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2464 Use ix86_build_const_vector.
2465 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2466 IX86_BUILTIN_CPYSGNPD.
2467 (builtin_description): Add __builtin_ia32_copysignps and
2468 __builtin_ia32_copysignpd.
2469 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2470 and BUILT_IN_COPYSIGNF.
2472 2009-07-13 Jason Merrill <jason@redhat.com>
2474 * builtins.c (can_trust_pointer_alignment): New fn.
2475 (get_pointer_alignment): Factor it out from here.
2476 * tree.h: Declare it.
2478 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2480 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2483 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2487 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2489 2009-07-14 Richard Guenther <rguenther@suse.de>
2490 Andrey Belevantsev <abel@ispras.ru>
2493 * cfgexpand.c (partition_stack_vars): Do not bother to update
2494 alias information when not optimizing.
2496 2009-07-14 Richard Guenther <rguenther@suse.de>
2497 Andrey Belevantsev <abel@ispras.ru>
2499 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2500 (pt_solution_set): Likewise.
2501 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2502 * tree-ssa-structalias.c (pt_solution_set): New function.
2503 * final.c (rest_of_clean_state): Free SSA data structures.
2504 * print-rtl.c (print_decl_name): Remove.
2505 (print_mem_expr): Implement in terms of print_generic_expr.
2506 * alias.c (ao_ref_from_mem): New function.
2507 (rtx_refs_may_alias_p): Likewise.
2508 (true_dependence): Query alias-export info.
2509 (canon_true_dependence): Likewise.
2510 (write_dependence_p): Likewise.
2511 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2513 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2514 (mem_expr_equal_p): Use operand_equal_p.
2515 (set_mem_attributes_minus_bitpos): Do not use
2516 component_ref_for_mem_expr.
2517 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2518 (update_alias_info_with_stack_vars): Likewise.
2519 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2520 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2521 explicitly nor clear stmt operands.
2522 Free the decl-to-pointer map.
2523 * tree-optimize.c (execute_free_datastructures): Do not free
2524 SSA data structures here.
2525 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2526 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2527 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2529 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2531 2009-07-13 DJ Delorie <dj@redhat.com>
2533 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2534 unrolling at the right iteration count.
2536 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2539 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2541 * haifa-sched.c (rank_for_schedule): Introduced flags to
2542 enable/disable individual scheduling heuristics.
2543 * common.opt: Introduced flags to enable/disable individual
2544 heuristics in the scheduler.
2545 * doc/invoke.texi: Introduced flags to enable/disable individual
2546 heuristics in the scheduler.
2548 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2550 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2551 config/i386/mingw-tls.c.
2552 * config/i386/mingw-tls.c: Removed.
2554 2009-07-13 Ira Rosen <irar@il.ibm.com>
2556 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2557 checks access only relevant statements.
2558 (vectorizable_reduction): Likewise.
2560 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2562 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2563 just for 32-bit case.
2565 2009-07-12 Jan Hubicka <jh@suse.cz>
2567 PR tree-optimization/40585
2568 * except.c (expand_resx_expr): When there already is resume
2569 instruction, produce linked list.
2570 (build_post_landing_pads): Assert that resume is empty.
2571 (connect_post_landing_pads): Handle resume lists.
2572 (dump_eh_tree): Dump resume list.
2574 2009-07-12 Ira Rosen <irar@il.ibm.com>
2576 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2577 with additional argument.
2578 * tree-vectorizer.h (enum vect_def_type): Add
2579 vect_double_reduction_def.
2580 (vect_is_simple_reduction): Add argument.
2581 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2583 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2584 vect_is_simple_reduction with additional argument.
2585 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2587 (reduction_code_for_scalar_code): Handle additional codes by
2588 returning ERROR_MARK for them. Fix comment and indentation.
2589 (vect_is_simple_reduction): Fix comment, add argument to specify
2590 double reduction. Detect double reduction.
2591 (get_initial_def_for_induction): Fix indentation.
2592 (get_initial_def_for_reduction): Fix comment and indentation.
2593 Handle double reduction. Create initial definitions that do not
2594 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2595 (vect_create_epilog_for_reduction): Fix comment, add argument to
2596 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2597 epilogue result extraction. Create double reduction phi node and
2598 replace relevant uses.
2599 (vectorizable_reduction): Call vect_is_simple_reduction with
2600 additional argument. Fix indentation. Update epilogue code treatment
2601 according to the changes in reduction_code_for_scalar_code. Check
2602 for double reduction. Call vect_create_epilog_for_reduction with
2603 additional argument.
2604 * tree-vect-stmts.c (process_use): Handle double reduction, update
2606 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2607 (vect_get_vec_def_for_operand): Likewise.
2609 2009-07-12 Danny Smith <dansmister@gmail.com>
2611 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2612 dllexport if !TREE_PUBLIC.
2613 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2615 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2617 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2618 (avr_extra_arch_macro) Remove declatation.
2619 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2620 (avr_extra_arch_macro) Declare as static.
2621 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2623 2009-07-11 Jan Hubicka <jh@suse.cz>
2626 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2628 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2631 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2632 cold_in_std_section bits.
2633 (dwarf2out_begin_prologue): Initialize them.
2634 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2635 if already covered by text_section or cold_text_section range.
2637 PR rtl-optimization/40667
2638 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2639 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2640 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2641 * config/i386/i386.c (ix86_minimum_alignment): New function.
2642 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2643 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2644 * emit-rtl.c (gen_reg_rtx): Likewise.
2645 * function.c (assign_parms): Likewise. If nominal_type needs
2646 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2647 rather than passed_type's alignment.
2650 * function.c (assign_parm_setup_stack): Adjust
2651 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2652 from nominal_mode on big endian.
2654 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2656 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2658 2009-07-10 DJ Delorie <dj@redhat.com>
2660 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2662 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2664 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2666 (thumb2_cbnz): Likewise.
2668 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2671 * config.gcc (supported_defaults): Add synci.
2672 (with_synci): Add validation.
2673 (all_defaults): Add synci.
2674 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2677 * config/mips/mips.opt (msynci): New option.
2678 * config/mips/mips.c (mips_override_options): Warn on use of
2679 -msynci for targets that do now support it.
2680 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2682 * gcc/doc/invoke.texi (-msynci): Document the new option.
2683 * doc/install.texi (--with-synci): Document the new option.
2685 2009-07-10 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/40496
2688 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2689 the PHI result with a compatible type.
2691 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2695 * c.opt (Wunused-result): New.
2696 * doc/invoke.texi: Document it.
2697 * c-common.c (c_warn_unused_result): Use it.
2699 2009-07-09 DJ Delorie <dj@redhat.com>
2701 * targhooks.c (default_target_can_inline_p): Rename from
2702 default_target_option_can_inline_p.
2703 * targhooks.h (default_target_can_inline_p): Likewise.
2704 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2705 TARGET_OPTION_CAN_INLINE_P.
2706 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2707 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2708 (mep_target_can_inline_p): Rename from
2709 mep_target_option_can_inline_p.
2712 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2713 registers used to pass vectors.
2715 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2717 2009-07-09 Tom Tromey <tromey@redhat.com>
2719 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2720 * config/mmix/mmix.c: Include dwarf2.h.
2721 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2722 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2723 * config/sh/sh.c: Include dwarf2.h.
2724 * config/i386/i386.c: Include dwarf2.h.
2725 * Makefile.in (DWARF2_H): Remove 'elf'.
2726 * except.c: Include dwarf2.h.
2727 * unwind-dw2.c: Include dwarf2.h.
2728 * dwarf2out.c: Include dwarf2.h.
2729 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2730 * unwind-dw2-fde.c: Include dwarf2.h.
2731 * dwarf2asm.c: Include dwarf2.h.
2733 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2735 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2736 (max_issue): Use it.
2737 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2739 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2740 (region_sched_info): Update.
2741 * sched-ebb.c (ebb_sched_info): Update.
2742 * modulo-sched.c (sms_sched_info): Update.
2743 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2745 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2747 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2749 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2751 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2753 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2756 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2757 arg1 with arg01 if arg1 is already INTEGER_CST.
2759 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2761 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2762 Transform (and (truncate)) into (truncate (and)).
2764 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2766 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2767 creating LHS paradoxical subregs. Fix surrounding returns to
2768 use NULL_RTX rather than 0.
2770 2009-07-08 DJ Delorie <dj@redhat.com>
2772 * config/mep/mep.c: (mep_option_can_inline_p): New.
2773 (TARGET_OPTION_CAN_INLINE_P): Define.
2775 2009-07-08 Mark Wielaard <mjw@redhat.com>
2778 * dwarf2out.c (add_data_member_location_attribute): When we have
2779 only a constant offset don't emit a new location description using
2780 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2783 2009-07-08 Richard Henderson <rth@redhat.com>
2786 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2787 (enum reg_class): Add CLOBBERED_REGS.
2788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2789 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2790 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2791 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2792 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2793 force 64-bit sibcalls into R11.
2794 * config/i386/constraints.md (U): New constraint.
2795 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2796 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2797 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2799 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2801 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2803 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2804 * ebitmap.h (dump_ebitmap): Ditto.
2805 * optabs.h (optab_libfunc): Ditto.
2806 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2807 * tree-flow.h (vect_can_force_dr_alignment_p,
2808 get_vectype_for_scalar_type): Ditto.
2809 (vectorize_loops): Move prototype to ...
2810 * tree-vectorizer.h: ... here. Also, adjust comment.
2811 (vect_set_verbosity_level): Remove duplicate prototype.
2812 * tree-ssa-loop.c: Include tree-vectorizer.h.
2813 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2815 2009-07-08 Nick Clifton <nickc@redhat.com>
2817 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2820 2009-07-08 DJ Delorie <dj@redhat.com>
2822 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2823 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2824 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2826 * config/mep/intrinsics.md: Regenerated.
2827 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2828 registers when asm() or calls are detected.
2830 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2833 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2835 * gimple (gimple_build_call_from_tree): Likewise.
2836 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2837 no_warning flag before warning.
2839 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2841 * tree.c (set_expr_locus): Remove.
2842 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2843 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2845 * gimplify.c (internal_get_tmp_var): Likewise.
2846 (gimplify_call_expr): Likewise.
2847 (gimplify_one_sizepos): Likewise.
2849 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2852 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2853 to variables for debugging purposes.
2855 2009-06-23 Mark Loeser <mark@halcy0n.com>
2858 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2860 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2862 * pretty-print.c (pp_base_format): Remove %J.
2863 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2864 gcc_cxxdiag_char_table): Likewise.
2865 (init_dynamic_diag_info): Likewise.
2867 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2869 * pretty-print.c (pp_base_format): Remove %H.
2870 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2871 gcc_cxxdiag_char_table): Likewise.
2872 (init_dynamic_diag_info): Likewise.
2873 * config/mep/mep.c (mep_select_section): Likewise.
2875 2009-07-07 Duncan Sands <baldrick@free.fr>
2877 * final.c (pass_clean_state): Give the pass a name.
2878 * passes.c (pass_rest_of_compilation): Likewise.
2879 * tree-optimize.c (pass_all_optimizations): Likewise.
2881 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2884 an extra 'decl' for error_at.
2886 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2889 * tree-tailcall.c (adjust_return_value_with_ops,
2890 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2891 if it has complex or vector type.
2893 2009-07-07 Olivier Hainque <hainque@adacore.com>
2895 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2898 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2900 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2902 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2904 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2905 * c-decl.c: Likewise.
2906 * function.c: Likewise.
2907 * varasm.c: Likewise.
2908 * tree-ssa.c: Likewise.
2909 * c-common.c: Likewise.
2910 * tree-cfg.c: Likewise.
2911 * config/spu/spu.c: Likewise.
2912 * config/ia64/ia64.c: Likewise.
2913 * config/v850/v850.c: Likewise.
2915 2009-07-06 DJ Delorie <dj@redhat.com>
2917 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2918 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2919 unspecified accesses to control registers.
2920 * config/mep/intrinsics.md: Regenerate.
2921 * config/mep/intrinsics.h: Regenerate.
2922 * config/mep/mep-intrin.h: Regenerate.
2924 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2926 * c-lex.c: Replace %H by an explicit location. Update all calls.
2927 * c-common.c: Likewise.
2928 * c-decl.c: Likewise.
2929 * c-typeck.c: Likewise.
2930 * fold-const.c: Likewise.
2931 * gimplify.c: Likewise.
2933 * tree-cfg.c: Likewise.
2934 * tree-ssa-loop-niter.c: Likewise.
2935 * tree-vrp.c: Likewise.
2936 * value-prof.c: Likewise.
2938 2009-07-06 Diego Novillo <dnovillo@google.com>
2940 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2941 if it has one. Handle cases where VAR does not have an
2942 annotation or cfun is NULL.
2944 2009-07-06 Diego Novillo <dnovillo@google.com>
2946 * tree.c: Include debug.h.
2947 (initialize_tree_contains_struct): New.
2948 (init_ttree): Call it.
2949 (tree_node_structure_for_code): Factor out of ...
2950 (tree_node_structure): ... here.
2951 * treestruct.def (TS_PHI_NODE): Remove.
2952 (TS_GIMPLE_STATEMENT): Remove.
2954 2009-07-06 Diego Novillo <dnovillo@google.com>
2956 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2957 (debug_tree_chain): Handle cycles.
2959 2009-07-06 Nick Clifton <nickc@redhat.com>
2960 DJ Delorie <dj@redhat.com>
2962 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2963 __FMOVD_ENABLED__ is defined.
2965 (TARGET_FMOVD): Provide a default definition.
2966 (MASK_FMOVD): Likewise.
2967 (TARGET_CPU_CPP_BUILTINS): Define
2968 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2969 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2970 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2971 (split for DF load from memory into register): Also handle
2972 MEMs which consist of REG+DISP addressing.
2973 (split for DF store from register to memory): Likewise.
2974 (movsf_ie): Always use single fp_mode.
2975 * config/sh/sh.c (sh_override_options): Do not automatically
2976 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2977 that to the -mfmovd command line switch.
2978 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2979 (fldi_ok): Always allow.
2980 * config/sh/sh.opt (mfmovd): Remove this switch.
2981 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2983 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2984 Kaz Kojima <kkojima@gcc.gnu.org>
2986 PR rtl-optimization/30807
2987 * postreload.c (reload_combine): For every new use of REG_SUM,
2988 record the use of BASE.
2990 2009-07-06 Jan Hubicka <jh@suse.cz>
2992 * params.def: Revert my accidental commit at 2009-06-30.
2994 2009-07-04 Ian Lance Taylor <iant@google.com>
2997 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2999 (mingw_format_attribute_overrides): Likewise.
3001 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3004 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3005 don't check cfa.reg. Instead of cfa.indirect use
3006 fde && fde->drap_reg != INVALID_REGNUM test.
3008 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3010 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3012 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3015 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3017 2009-07-03 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/40640
3020 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3023 2009-07-03 Jan Hubicka <jh@suse.cz>
3025 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3026 for size, reduce amount of inlining.
3028 2009-07-03 Richard Guenther <rguenther@suse.de>
3031 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3032 if t +- x is known to not overflow and the conversion widens the
3034 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3036 2009-07-03 Jan Hubicka <jh@suse.cz>
3038 * ipa-pure-const.c (analyze): Update loop optimizer init.
3039 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3040 try_remove_empty_loop, remove_empty_loops): Remove.
3041 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3042 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3043 to mark regular loops as neccesary.
3044 (degenerate_phi_p): New function.
3045 (propagate_necessity, remove_dead_phis): Use it.
3046 (forward_edge_to_pdom): Likewise.
3047 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3048 virtual PHI nodes that became unreachable.
3049 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3050 * tree-flow.h (remove_empty_loops): Remove.
3051 * passes.c (init_optimization_passes): Remove.
3053 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3056 can_create_pseudo_p.
3057 (*fix_trunc<mode>_i387_1): Ditto.
3058 (*floathi<mode>2_1): Ditto.
3059 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3060 (*fistdi2_1): Ditto.
3061 (*fist<mode>2_1): Ditto.
3062 (frndintxf2_floor): Ditto.
3063 (*fist<mode>2_floor_1): Ditto.
3064 (frndintxf2_ceil): Ditto.
3065 (*fist<mode>2_ceil_1): Ditto.
3066 (frndintxf2_trunc): Ditto.
3067 (frndintxf2_mask_pm): Ditto.
3068 (fxam<mode>2_i387_with_temp): Ditto.
3069 * config/i386/sse.md (mulv16qi3): Ditto.
3070 (*sse2_mulv4si3): Ditto.
3072 (sse4_2_pcmpestr): Ditto.
3073 (sse4_2_pcmpistr): Ditto.
3075 2009-07-03 Jan Hubicka <jh@suse.cz>
3077 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3078 (mark_stmt_necessary): Set it.
3079 (mark_operand_necessary): Set it.
3080 (mark_control_dependent_edges_necessary): Set it.
3081 (mark_virtual_phi_result_for_renaming): New function.
3082 (get_live_post_dom): New function.
3083 (forward_edge_to_pdom): New function.
3084 (remove_dead_stmt): Fix handling of control dependences.
3085 (tree_dce_init): Init new bitmap.
3086 (tree_dce_done): Free it.
3088 2009-07-02 Richard Guenther <rguenther@suse.de>
3091 * tree-ssa-structalias.c (new_var_info): Initialize
3094 2009-07-02 Jan Hubicka <jh@suse.cz>
3096 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3099 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3101 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3102 instead of recomputing it. Adjust calls.
3103 (emit_store_flag): Adjust recursive calls.
3105 2009-07-02 Richard Guenther <rguenther@suse.de>
3107 * tree-ssa-live.c (remove_unused_locals): Do not remove
3109 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3110 of DECL_EXTERNAL for HEAP variables.
3111 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3112 HEAP variables. Do not adjust RESTRICT vars.
3113 (find_what_var_points_to): Nobody cares if something
3116 2009-07-02 Ben Elliston <bje@au.ibm.com>
3118 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3119 pc_low and pc_high declarations to the top of the function.
3121 2009-07-01 DJ Delorie <dj@redhat.com>
3123 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3125 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3126 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3127 unspecified accesses to control registers.
3128 * config/mep/intrinsics.md: Regenerate.
3129 * config/mep/intrinsics.h: Regenerate.
3130 * config/mep/mep-intrin.h: Regenerate.
3132 2009-07-01 Anthony Green <green@moxielogic.com>
3134 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3135 instruction when possible.
3136 (moxie_expand_prologue): Ditto. Also, save an instruction and
3137 some complexity by popping off of $r12 instead of $sp.
3138 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3141 2009-07-01 Richard Henderson <rth@redhat.com>
3144 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3145 contained no insns, reposition note before last insn.
3147 2009-07-01 Richard Henderson <rth@redhat.com>
3150 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3151 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3153 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3156 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3157 darwin9 for printing reg addresses with %y.
3159 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3161 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3162 truncation from operands in binary operations.
3164 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3167 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3168 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3169 subreg of op0 to the original op0.
3171 * expmed.c (store_bit_field_1): Use a temporary as the destination
3172 instead of a paradoxical subreg when we need to truncate the result.
3174 2009-07-01 DJ Delorie <dj@redhat.com>
3176 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3177 names to VLIW variants.
3178 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3179 * config/mep/intrinsics.md: Regenerate.
3180 * config/mep/intrinsics.h: Regenerate.
3181 * config/mep/mep-intrin.h: Regenerate.
3183 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3186 * jump.c (returnjump_p): Revert last patch.
3187 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3189 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3192 * pa.md (casesi32p): Use jump table label to determine the offset
3194 (casesi64p): Likewise.
3196 * pa.c (forward_branch_p): Return bool type. Use instruction
3197 addresses when available. Assert that INSN has a jump label.
3198 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3201 2009-07-01 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/19831
3204 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3205 that only act as barriers do not make any previous stores necessary.
3206 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3207 HEAP variables global, do not add a constraint from nonlocal.
3208 (find_func_aliases): Handle escapes through return statements.
3209 (compute_points_to_sets): Make escaped HEAP variables global.
3211 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3214 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3215 after reducing a DImode cstore to SImode.
3217 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3219 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3220 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3222 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3224 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3225 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3227 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3228 and umod_optab if TARGET_BSD_DIVMOD.
3229 * config/vax/lib1funcs.asm: New file.
3230 * config/vax/t-linux: New file.
3231 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3233 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3236 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3237 to type arguments that have void type.
3240 * dwarf2out.c (gen_formal_parameter_die): Call
3241 equate_decl_number_to_die if node is different from origin.
3243 2009-06-30 Anthony Green <green@moxielogic.com>
3245 Clean up moxie port for --enable-build-with-cxx.
3246 * config/moxie/moxie.c (moxie_function_value): First two
3247 parameters are const_tree, not tree.
3248 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3249 (REG_CLASS_NAMES): Ditto.
3250 (REGNO_REG_CLASS): Ditto.
3251 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3252 (moxie_function_value): Fix constyness of arguments.
3254 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3256 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3257 finalize_size_functions before further processing.
3258 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3259 (variable_size): Call self_referential_size on size expressions
3260 that contain a PLACEHOLDER_EXPR.
3261 (size_functions): New static variable.
3262 (copy_self_referential_tree_r): New static function.
3263 (self_referential_size): Likewise.
3264 (finalize_size_functions): New global function.
3265 * tree.c: Include tree-inline.h.
3266 (push_without_duplicates): New static function.
3267 (find_placeholder_in_expr): New global function.
3268 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3270 <tcc_expression>: Likewise.
3271 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3272 the call in the expression.
3273 * tree.h (finalize_size_functions): Declare.
3274 (find_placeholder_in_expr): Likewise.
3275 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3276 (substitute_placeholder_in_expr): Update comment.
3277 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3279 (copy_tree_body_r): Likewise.
3280 (copy_tree_body): New static function.
3281 (maybe_inline_call_in_expr): New global function.
3282 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3283 (maybe_inline_call_in_expr): Declare.
3284 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3285 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3288 2009-06-30 Richard Guenther <rguenther@suse.de>
3290 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3292 (propagate_necessity): Do not mark reaching defs of stores
3295 2009-06-30 Jan Hubicka <jh@suse.cz>
3297 * cfgloopanal.c (check_irred): Move into ...
3298 (mark_irreducible_loops): ... here; return true if ireducible
3300 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3301 (analyze_function): Try to prove loop finiteness.
3302 * cfgloop.h (mark_irreducible_loops): Update prototype.
3303 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3305 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3307 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3309 2009-06-30 Ira Rosen <irar@il.ibm.com>
3311 PR tree-optimization/40542
3312 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3315 2009-06-30 Martin Jambor <mjambor@suse.cz>
3317 PR tree-optimization/40582
3318 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3319 than useless_type_conversion_p.
3320 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3323 2009-06-30 Martin Jambor <mjambor@suse.cz>
3326 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3328 2009-06-30 Richard Guenther <rguenther@suse.de>
3330 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3331 use ao_ref references.
3332 (walk_aliased_vdefs): Likewise.
3333 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3334 * tree-ssa-dce.c (struct ref_data): Remove.
3335 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3336 (mark_aliased_reaching_defs_necessary): Adjust.
3337 (mark_all_reaching_defs_necessary_1): Likewise.
3339 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3342 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3343 (emit_store_flag_1): Extract from emit_store_flag, adjust
3344 calls to (what now is) emit_cstore.
3345 (emit_store_flag): Call emit_store_flag_1 and also use it
3346 for what used to be recursive calls.
3348 2009-06-30 Wei Guozhi <carrot@google.com>
3351 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3352 if the target bb post dominates from bb.
3353 * config/i386/i386.c (memory_address_length): Check existence of base
3354 register before using it.
3356 2009-06-30 Nick Clifton <nickc@redhat.com>
3357 DJ Delorie <dj@redhat.com>
3359 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3360 __FMOVD_ENABLED__ is defined.
3362 (TARGET_FMOVD): Provide a default definition.
3363 (MASK_FMOVD): Likewise.
3364 (TARGET_CPU_CPP_BUILTINS): Define
3365 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3366 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3367 two fmov instructions depending upon whether TARGET_FMOVD is
3369 (split for DF load from memory into register): Also handle
3370 MEMs which consist of REG+DISP addressing.
3371 (split for DF store from register to memory): Likewise.
3372 * config/sh/sh.opt (mfmovd): Remove this switch.
3373 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3374 * config/sh/sh.c (sh_override_options): Do not automatically
3375 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3376 that to the -mfmovd command line switch.
3378 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3380 (fldi_ok): Always allow.
3381 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3383 2009-06-29 DJ Delorie <dj@redhat.com>
3385 * doc/install.texi (mep-x-elf): Correct chip's full name.
3387 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3389 * doc/extend.texi: Fix typo.
3391 2009-06-29 Tom Tromey <tromey@redhat.com>
3394 * Makefile.in (DWARF2_H): New variable.
3396 (dwarf2out.o): Likewise.
3397 (dwarf2asm.o): Likewise.
3398 * config/i386/t-i386: Use DWARF2_H.
3399 * except.c: Include elf/dwarf2.h.
3400 * unwind-dw2.c: Include elf/dwarf2.h.
3401 * dwarf2out.c: Include elf/dwarf2.h.
3402 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3403 <dtprel>: New field.
3404 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3405 (size_of_loc_descr): Likewise.
3406 (output_loc_operands_raw): Likewise.
3407 (output_loc_operands): Handle new dtprel field.
3408 (loc_checksum): Update.
3409 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3410 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3411 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3412 * dwarf2asm.c: Include elf/dwarf2.h.
3413 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3414 * config/mmix/mmix.c: Include elf/dwarf2.h.
3415 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3416 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3417 * config/sh/sh.c: Include elf/dwarf2.h.
3418 * config/i386/i386.c: Include elf/dwarf2.h.
3420 2009-06-29 DJ Delorie <dj@redhat.com>
3422 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3424 * doc/extend.texi: Add MeP attributes and pragmas.
3425 * doc/invoke.text: Add MeP Options.
3426 * doc/contrib.texi: Add MeP contribution.
3427 * doc/md.texi: Add MeP constraints.
3428 * doc/install.texi: Add MeP target.
3430 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3432 * target.h (struct gcc_target): Add frame_pointer_required field.
3433 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3434 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3435 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3437 * reload1.c (update_eliminables): (Ditto.).
3438 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3439 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3440 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3442 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3444 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3445 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3446 (arm_frame_pointer_required): New function.
3448 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3449 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3450 (avr_frame_pointer_required_p): Declare as static.
3451 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3453 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3454 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3455 (bfin_frame_pointer_required): Make as static, change return type
3457 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3459 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3460 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3461 (cris_frame_pointer_required): New function.
3463 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3465 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3466 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3467 (fr30_frame_pointer_required): New function.
3469 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3470 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3471 (frv_frame_pointer_required): Make as static, change return type
3473 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3475 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3476 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3477 (ix86_frame_pointer_required): Make as static, change return type to
3479 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3481 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3482 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3484 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3486 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3488 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3490 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3491 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3492 (mips_frame_pointer_required): Make as static.
3493 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3495 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3496 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3497 (mmix_frame_pointer_required): Mew function.
3499 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3500 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3502 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3504 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3506 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3508 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3509 (CAN_ELIMINATE): Redefine.
3510 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3511 (sparc_frame_pointer_required): New function.
3512 (sparc_can_eliminate): New function.
3513 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3515 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3516 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3518 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3519 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3520 (xtensa_frame_pointer_required): Make as static, change return type
3522 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3525 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3527 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3528 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3529 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3530 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3531 (register_callback): Handle PLUGIN_START_UNIT.
3532 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3534 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3536 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3538 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3539 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3541 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3543 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3546 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3548 * doc/extend.texi (Additional Floating Types): __float128 is also
3549 supported on i386 targets.
3551 2009-06-29 Richard Guenther <rguenther@suse.de>
3554 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3556 (pt_solutions_same_restrict_base): Declare.
3557 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3559 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3560 (make_constraint_from, make_copy_constraint): Move earlier.
3561 (make_constraint_from_heapvar): New function.
3562 (make_constraint_from_restrict): Likewise.
3563 (handle_lhs_call): Use it.
3564 (find_func_aliases): Use it to track conversions to restrict
3566 (struct fieldoff): Add only_restrict_pointers flag.
3567 (push_fields_onto_fieldstack): Initialize it.
3568 (create_variable_info_for): Track global restrict qualified pointers.
3569 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3570 Track restrict qualified pointer arguments.
3571 (set_uids_in_ptset): Use varinfo is_global_var flag.
3572 (find_what_var_points_to): Set the vars_contains_restrict flag.
3573 Always create the points-to solution for sets including restrict tags.
3574 (pt_solutions_same_restrict_base): New function.
3575 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3576 qualified pointers use pt_solutions_same_restrict_base as
3577 additional source for disambiguation.
3579 2009-06-29 Richard Guenther <rguenther@suse.de>
3582 * alias.c (find_base_decl): Remove.
3583 (get_deref_alias_set_1): Remove restrict handling.
3584 * c-common.c (c_apply_type_quals_to_decl): Do not set
3585 DECL_POINTER_ALIAS_SET.
3586 * gimplify.c (find_single_pointer_decl_1): Remove.
3587 (find_single_pointer_decl): Likewise.
3588 (internal_get_tmp_var): Remove restrict handling.
3589 (gimple_regimplify_operands): Likewise.
3590 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3591 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3592 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3593 * tree.c (restrict_base_for_decl): Remove.
3594 (init_ttree): Do not allocate it.
3595 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3596 LABEL_DECL_UID for label decls.
3597 (copy_node_stat): Do not copy restrict information.
3598 (decl_restrict_base_lookup): Remove.
3599 (decl_restrict_base_insert): Likewise.
3600 (print_restrict_base_statistics): Likewise.
3601 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3602 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3603 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3604 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3605 (LABEL_DECL_UID): Adjust.
3606 (DECL_BASED_ON_RESTRICT_P): Remove.
3607 (DECL_GET_RESTRICT_BASE): Likewise.
3608 (SET_DECL_RESTRICT_BASE): Likewise.
3609 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3611 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3612 instead of DECL_POINTER_ALIAS_SET.
3613 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3614 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3615 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3617 2009-06-29 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/40579
3620 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3621 the IL to simplify has constants that overflowed.
3623 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3625 PR tree-optimization/40550
3626 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3627 vector_compute_type only when the size of vector_compute_type is
3628 less than the size of type.
3630 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3632 * fold-const.c (contains_label_1): Fix comments.
3633 (contains_label_p): Do not walk trees multiple time.
3635 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3637 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3638 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3639 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3640 ix86_fp_comparison_operator.
3641 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3642 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3643 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3644 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3645 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3646 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3647 (related splits): Change predicate to ix86_fp_comparison_operator.
3648 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3649 instead of ix86_fp_comparison_codes.
3650 (ix86_trivial_fp_comparison_operator,
3651 ix86_fp_comparison_operator): New.
3652 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3653 (ix86_expand_compare): Eliminate last two parameters.
3654 (ix86_fp_jump_nontrivial_p): Kill.
3655 * config/i386/i386.c (put_condition_code): Eliminate call to
3656 ix86_fp_comparison_codes and subsequent assertion.
3657 (ix86_fp_comparison_codes): Eliminate.
3658 (ix86_fp_swap_condition): New.
3659 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3660 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3661 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3662 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3663 and ix86_fp_swap_condition.
3664 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3665 Use ix86_fp_comparison_strategy.
3666 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3667 (ix86_fp_jump_nontrivial_p): Eliminate.
3668 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3669 call to ix86_expand_compare.
3670 (ix86_split_fp_branch, ix86_expand_setcc,
3671 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3672 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3674 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3676 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3677 related to jump_clobbers.
3678 * config/arm/arm.md (conds): Remove jump_clob case.
3679 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3680 splits): Change comparison_operator to arm_comparison_operator.
3681 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3684 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3686 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3687 condition for floating point modes.
3688 * expmed.c (emit_store_flag_1): Move here a bigger part
3690 (emit_store_flag): Try swapping the condition for floating point
3692 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3694 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3696 * expr.c (expand_expr_real_1): Just use do_store_flag.
3697 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3698 emit_store_flag_force.
3699 * expmed.c (emit_store_flag_force): Copy here trick
3700 previously in expand_expr_real_1. Try reversing the comparison.
3701 (emit_store_flag_1): Work if target is NULL.
3702 (emit_store_flag): Work if target is NULL, using the result mode
3703 from the comparison. Use split_comparison, restructure final part
3704 to simplify conditionals.
3706 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3708 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3709 * dojump.c (do_jump): Change handling of floating-point
3710 ops to use just do_compare_and_jump.
3711 (split_comparison): New.
3712 (do_compare_rtx_and_jump): Add here logic coming previously
3713 in do_jump, using split_comparison.
3715 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3718 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3720 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3722 * tree-ssa-alias.c: Fix unintentional commit.
3724 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3726 * passes.c (execute_one_pass): Fix unintentional commit.
3728 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3730 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3731 (df_rd_local_compute, df_md_local_compute): Inline them.
3733 (df_md_scratch): New.
3734 (df_md_alloc, df_md_free): Allocate/free it.
3735 (df_md_local_compute): Only include live registers in init.
3736 (df_md_transfer_function): Prune the in-set computed by
3737 the confluence function, and the gen-set too.
3739 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3741 PR rtl-optimization/26854
3742 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3743 * df-problems.c (df_rd_add_problem): Fix comment.
3744 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3745 df_md_simulate_artificial_defs_at_top,
3746 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3747 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3748 df_md_transfer_function, df_md_init, df_md_confluence_0,
3749 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3750 problem_MD, df_md_add_problem): New.
3751 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3752 df_md_get_bb_info): New.
3753 (DF_LAST_PROBLEM_PLUS1): Adjust.
3755 * Makefile.in (fwprop.o): Include domwalk.h.
3756 * fwprop.c: Include domwalk.h.
3757 (reg_defs, reg_defs_stack): New.
3758 (bitmap_only_bit_between): Remove.
3759 (process_defs): New.
3760 (process_uses): Use reg_defs and local_md instead of
3761 bitmap_only_bit_between and local_rd.
3762 (single_def_use_enter_block): New, from build_single_def_use_links.
3763 (single_def_use_leave_block): New.
3764 (build_single_def_use_links): Remove code moved to
3765 single_def_use_enter_block, invoke domwalk.
3766 (use_killed_between): Adjust comment.
3768 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3770 * bitmap.h (bitmap_ior_and_into): New.
3771 * bitmap.c (bitmap_ior_and_into): New.
3773 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3775 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3776 before_dom_children_before_stmts and after_dom_children_after_stmts.
3777 Rename the two remaining callbacks to just before_dom_children and
3778 after_dom_children. Remove other GIMPLE statement walking bits.
3779 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3780 * graphite.c: Do not include domwalk.h.
3781 * tree-into-ssa.c (interesting_blocks): New global.
3782 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3783 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3784 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3785 now that they're not domwalk callbacks.
3786 (rewrite_initialize_block): Rename to...
3787 (rewrite_enter_block): ... this, place after called functions. Test
3788 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3789 (rewrite_finalize_block): Rename to...
3790 (rewrite_leave_block): ... this, place after called functions.
3791 (rewrite_update_init_block): Rename to...
3792 (rewrite_update_enter_block): ... this, place after called functions.
3793 Test interesting_blocks, call rewrite_update_stmt and
3794 rewrite_update_phi_arguments.
3795 (rewrite_update_fini_block): Rename to...
3796 (rewrite_leave_block): ... this, place after called functions.
3797 (rewrite_blocks): Remove last argument, simplify initialization of
3799 (mark_def_sites_initialize_block): Rename to...
3800 (mark_def_sites_block): ... this, call mark_def_sites.
3801 (mark_def_sites_blocks): Remove argument, simplify initialization of
3803 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3804 (update_ssa): Likewise.
3805 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3807 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3808 (dom_opt_initialize_block): Rename to...
3809 (dom_opt_enter_block): ... this, place after called functions. Walk
3810 statements here, inline propagate_to_outgoing_edges.
3811 (dom_opt_finalize_block): Rename to...
3812 (dom_opt_leave_block): ... this, place after called functions.
3813 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3815 (dse_enter_block, dse_record_phi): New.
3816 (dse_record_phis): Delete.
3817 (dse_finalize_block): Rename to...
3818 (dse_leave_block): ... this.
3819 (tree_ssa_dse): Simplify initialization of walk_data.
3820 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3821 Adjust initialization of walk_data.
3822 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3823 * tree-ssa-loop-phiopt.c (get_non_trapping):
3824 Adjust initialization of walk_data.
3825 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3826 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3827 it's not a domwalk callback.
3828 (uncprop_initialize_block): Rename to...
3829 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3830 (dse_finalize_block): Rename to...
3831 (dse_leave_block): ... this.
3832 (tree_ssa_uncprop): Simplify initialization of walk_data.
3833 * Makefile.in: Adjust dependencies.
3835 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3837 * arm.md (casesi): Fix test for Thumb1.
3838 (thumb1_casesi_internal_pic): Likewise.
3839 (thumb1_casesi_dispatch): Likewise.
3841 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3843 * config/arm/arm-cores.def: Added core cortex-m0.
3844 * config/arm/arm-tune.md: Regenerated.
3845 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3847 2009-06-26 DJ Delorie <dj@redhat.com>
3849 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3851 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3852 the scheduler doesn't tag jump insns.
3854 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3856 * c-decl.c (merge_decls): Re-indent.
3858 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3861 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3862 Special-case decimal float constants.
3864 2009-06-26 Richard Henderson <rth@redhat.com>
3866 * function.h (struct function): Add cannot_be_copied_reason,
3867 and cannot_be_copied_set.
3868 * tree-inline.c (has_label_address_in_static_1): Rename from
3869 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3870 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3871 don't set inline_forbidden_reason.
3872 (copy_forbidden): New function, split out of inline_forbidden_p.
3873 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3874 (inline_forbidden_p): Use copy_forbidden.
3875 (tree_versionable_function_p): Likewise.
3876 (inlinable_function_p): Merge into tree_inlinable_function_p.
3877 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3878 * ipa-cp.c (ipcp_versionable_function_p): New function.
3879 (ipcp_cloning_candidate_p): Use it.
3880 (ipcp_node_modifiable_p): Likewise.
3882 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3884 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3885 that is marked not to be inlined. Remove flag_mudflap use.
3886 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3887 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3889 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3892 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3893 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3895 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3897 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3899 (__mingwthr_remove_key_dtor): Likewise.
3901 2009-06-26 Richard Guenther <rguenther@suse.de>
3903 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3905 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3908 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3909 try the non-cond_exec path also.
3911 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3914 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3915 (output_cbranch): Use new functions.
3916 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3919 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3920 Pat Haugen <pthaugen@us.ibm.com>
3921 Revital Eres <ERES@il.ibm.com>
3923 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3924 for %c error. Add %x support to print VSX registers as a unified
3925 register set, instead of separate float and altivec registers.
3926 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3927 %y case, and add support for VSX pre-modify addresses.
3928 (output_toc): Add assert for CONST containing an integer constant
3930 (rs6000_adjust_cost): Add POWER7 support.
3931 (insn_must_be_first_in_group): Ditto.
3932 (insn_must_be_last_in_group): Ditto.
3933 (rs6000_emit_popcount): Ditto.
3934 (rs6000_vector_mode_supported_p): Ditto.
3936 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3937 Change some of the functions called by macros to being called
3938 through a pointer, so debug functions can be inserted if
3939 -mdebug=addr or -mdebug=cost.
3940 (rs6000_preferred_reload_class_ptr): Ditto.
3941 (rs6000_secondary_reload_class_ptr): Ditto.
3942 (rs6000_secondary_memory_needed_ptr): Ditto.
3943 (rs6000_cannot_change_mode_class_ptr): Ditto.
3944 (rs6000_secondary_reload_inner): Ditto.
3945 (rs6000_legitimize_reload_address): Ditto.
3946 (rs6000_legitimize_reload_address_ptr): Ditto.
3947 (rs6000_mode_dependent_address): Ditto.
3948 (rs6000_mode_dependent_address_ptr): Ditto.
3950 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3951 function to return true if the mode allows reg + integer
3953 (virtual_stack_registers_memory_p): New function to return true if
3954 the address refers to a virtual stack register.
3955 (rs6000_legitimate_offset_address_p): Move code to say whether a
3956 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3958 (rs6000_legitimate_address_p): Add checks for modes that only can
3959 do reg+reg addressing. Start adding VSX support.
3960 (rs6000_legitimize_reload_address): Ditto.
3961 (rs6000_legitimize_address): Ditto.
3962 (rs6000_debug_legitimate_address_p): New debug functions for
3963 -mdebug=addr and -mdebug=cost.
3964 (rs6000_debug_rtx_costs): Ditto.
3965 (rs6000_debug_address_costs): Ditto.
3966 (rs6000_debug_adjust_cost): Ditto.
3967 (rs6000_debug_legitimize_address): Ditto.
3968 (rs6000_legitimize_reload_address_ptr): Point to call normal
3969 function or debug function. Make functions called via pointer
3971 (rs6000_mode_dependent_address_ptr): Ditto.
3972 (rs6000_secondary_reload_class_ptr): Ditto.
3973 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3974 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3975 into a friendlier error.
3976 (rs6000_init_builtins): Add initial VSX support.
3977 (rs6000_adjust_cost): Fix some spacing issues.
3979 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3980 (REG_CLASS_NAMES): Ditto.
3981 (REG_CLASS_CONTENTS): Ditto.
3982 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3983 pointer, to add -mdebug=addr support.
3984 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3985 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3986 -mdebug=addr support.
3987 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3988 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3989 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3991 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3993 (bswapsi*): Set attribute types for load/store. Add combiner
3994 patterns to eliminate zero extend on 64-bit.
3995 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3996 stdbrx if the hardware supports those instructions.
3998 2009-06-25 Ian Lance Taylor <iant@google.com>
4000 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4001 (Link Options): Document -static-libstdc++.
4003 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4006 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4007 DATA_ALIGNMENT instead.
4009 2009-06-25 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4012 indirect references against the callused/escaped solutions.
4013 (call_may_clobber_ref_p_1): Likewise.
4015 2009-06-25 Martin Jambor <mjambor@suse.cz>
4017 PR tree-optimization/40493
4018 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4019 (enum unscalarized_data_handling): New type.
4020 (handle_unscalarized_data_in_subtree): Return what has been done.
4021 (load_assign_lhs_subreplacements): Handle left flushes differently.
4022 (sra_modify_assign): Use unscalarized_data_handling, simplified
4023 condition determining whether to remove the statement.
4025 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4027 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4028 excerpt - @ should be doubled for texinfo.
4030 2009-06-24 Ian Lance Taylor <iant@google.com>
4032 * config/arc/arc.c: Include "df.h".
4033 (arc_attribute_table): Make static. Move higher in file.
4034 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4035 (output_shift): Initialize n later to avoid warning.
4036 * config/arm/arm.c (arm_attribute_table): Make static. Move
4038 * config/avr/avr.c (avr_attribute_table): Make static. Move
4040 (reg_class_tab): Change array type from int to enum reg_class.
4041 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4043 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4044 (lshrhi3_out): Likewise.
4045 (class_likely_spilled_p): Change return type to bool.
4046 (avr_rtx_costs): Use local code variable with enum type.
4047 * config/avr/avr.md (movmemhi): Use add_reg_note.
4048 (andhi3, andsi3): Don't use AS2 with "and".
4049 (iorhi3, iorsi3): Don't use AS2 with "or".
4050 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4051 * config/crx/crx.c: Include "df.h".
4052 (crx_attribute_table): Make static.
4053 * config/m32r/m32r.c: Include "df.h".
4054 (m32r_attribute_table): Make static. Move higher in file.
4055 (pop): Use add_reg_note.
4056 (block_move_call): Change 0 to LCT_NORMAL in function call.
4057 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4058 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4059 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4060 declare, not just when TREE_CODE is defined.
4061 * config/m68hc11/m68hc11.c: Include "expr.h".
4062 (m68hc11_attribute_table): Make static. Move higher in file.
4063 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4065 (m68hc11_register_indirect_p): Likewise.
4066 (m68hc11_function_arg_padding): Change return type to enum
4068 (emit_move_after_reload): Use add_reg_note.
4069 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4070 (m68hc11_split_logical): Likewise.
4071 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4073 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4074 to VOIDmode in function call.
4075 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4077 (m68hc11_split_logical): Update declaration.
4078 (m68hc11_function_arg_padding): Update declaration.
4079 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4080 to array of enum reg_class.
4081 (mcore_attribute_table): Make static. Move higher in file.
4082 (mcore_rtx_costs): Add cast to enum type.
4083 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4084 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4085 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4087 * config/sh/predicates.md (trapping_target_operand): Rename and to
4089 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4091 * config/spu/spu.c (spu_attribute_table): Make static. Move
4093 * config/v850/v850.c (v850_attribute_table): Make static. Move
4095 (v850_rtx_costs): Use local code with enum type.
4096 (expand_epilogue): Add cast.
4097 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4099 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4102 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4103 -m2a-single-only and -m2a-nofpu.
4104 * config/sh/sh.opt: Document m2a generates FPU code.
4106 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4108 * defaults.h (CAN_ELIMINATE): Provide default.
4109 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4110 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4111 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4112 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4113 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4114 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4115 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4116 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4117 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4118 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4120 2009-06-24 DJ Delorie <dj@redhat.com>
4122 * mep-ext-cop.cpu: Fix copyright notice.
4123 * mep-default: Fix copyright notice.
4124 * mep-core: Fix copyright notice.
4125 * mep: Fix copyright notice.
4126 * mep-ivc2: Fix copyright notice.
4127 * mep-c5: Fix copyright notice.
4129 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4131 * doc/contrib.texi (Contributors):
4133 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4136 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4137 src and dst operands if necessary.
4139 2009-06-23 DJ Delorie <dj@redhat.com>
4142 * config.gcc: Add mep support.
4143 * recog.c: Resurrect validate_replace_rtx_subexp().
4144 * recog.h: Likewise.
4145 * config/mep/: Add new port:
4146 * config/mep/constraints.md: New file.
4147 * config/mep/default.h: New file.
4148 * config/mep/intrinsics.h: New file.
4149 * config/mep/intrinsics.md: New file.
4150 * config/mep/ivc2-template.h: New file.
4151 * config/mep/mep-c5.cpu: New file.
4152 * config/mep/mep-core.cpu: New file.
4153 * config/mep/mep-default.cpu: New file.
4154 * config/mep/mep-ext-cop.cpu: New file.
4155 * config/mep/mep-intrin.h: New file.
4156 * config/mep/mep-ivc2.cpu: New file.
4157 * config/mep/mep-lib1.asm: New file.
4158 * config/mep/mep-lib2.c: New file.
4159 * config/mep/mep-pragma.c: New file.
4160 * config/mep/mep-protos.h: New file.
4161 * config/mep/mep-tramp.c: New file.
4162 * config/mep/mep.c: New file.
4163 * config/mep/mep.cpu: New file.
4164 * config/mep/mep.h: New file.
4165 * config/mep/mep.md: New file.
4166 * config/mep/mep.opt: New file.
4167 * config/mep/predicates.md: New file.
4168 * config/mep/t-mep: New file.
4170 2009-06-23 Ian Lance Taylor <iant@google.com>
4172 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4173 from loose_warn into c_loose_warn and from strict_warn into
4174 c_strict_warn. Set and substitute warn_cxxflags. Check for
4175 --enable-build-with-cxx. Set and substitute
4176 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4177 * Makefile.in (CXXFLAGS): New variable.
4178 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4179 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4180 the default is the same as $(STRICT_WARN).
4181 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4182 (CXX): New variable.
4183 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4184 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4185 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4186 (HOST_LIBS): New variable.
4187 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4188 (ALL_CXXFLAGS): New variable.
4189 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4190 * doc/install.texi (Configuration): Document
4191 --enable-build-with-cxx, --with-stage1-ldflags,
4192 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4193 * configure: Rebuild.
4195 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4197 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4198 from previous commit.
4200 2009-06-23 Ian Lance Taylor <iant@google.com>
4202 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4204 2009-06-23 Ian Lance Taylor <iant@google.com>
4206 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4207 with ATTRIBUTE_UNUSED.
4209 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4210 Pat Haugen <pthaugen@us.ibm.com>
4211 Revital Eres <eres@il.ibm.com>
4213 * config.in (HAVE_AS_POPCNTD): Add default definition.
4214 (HAVE_AS_LWSYNC): Ditto.
4216 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4218 (gcc_cv_as_powerpc_cmpb): Ditto.
4219 (gcc_cv_as_powerpc_dfp): Ditto.
4220 (gcc_cv_as_powerpc_vsx): Ditto.
4221 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4222 supporting the popcntd/lwsync instructions.
4223 (gcc_cv_as_powerpc_lwsync): Ditto.
4224 * configure: Regenerate.
4226 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4227 -mcpu=native and -mcpu=power7.
4228 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4230 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4231 a variable instead of a mask to reduce the number of mask bits.
4232 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4233 (-mbit-word): Ditto.
4234 (-mregnames): Ditto.
4235 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4236 (-mfused-madd): Ditto.
4238 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4240 (-mvsx): New switch for VSX instructions.
4241 (-misel): Move from a variable to a mask to allow it to be set by
4244 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4245 function declaration to an array declaration.
4246 (rs6000_hard_regno_nregs): New external array declaration.
4248 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4249 files included by rs6000.md.
4251 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4252 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4254 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4256 (rs6000_debug_reg): New -mdebug= variables.
4257 (rs6000_debug_addr): Ditto.
4258 (rs6000_debug_cost): Ditto.
4259 (rs6000_pmode): New variable to hold Pmode.
4260 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4261 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4262 calculated at compiler start.
4263 (rs6000_hard_regno_nregs): Change function to an array which holds
4264 HARD_REGNO_NREGS calculated at compiler start.
4265 (rs6000_explicit_options): Delete isel field.
4266 (rs6000_vector_unit): New array to hold which vector unit
4267 supports arithmetic options for a given type.
4268 (rs6000_vector_mem): New array to hold which vector unit supports
4269 memory reference operations for a given type.
4270 (rs6000_vector_align): New array to given the alignment of each
4272 (power7_cost): New basic costs for power7.
4273 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4274 (rs6000_hard_regno_nregs_internal): New function, moved from
4275 HARD_REGNO_NREGS, to calculate the number of registers each hard
4276 register takes for each type.
4277 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4278 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4279 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4280 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4281 unit information here so it is calculated once at compiler startup
4283 (rs6000_override_options): Make -misel a target mask. Add more
4284 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4285 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4287 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4288 (rs6000_handle_option): Move -misel from variable to target mask.
4289 (rs6000_builtin_mask_for_load): Add VSX support.
4290 (rs6000_conditional_register_usage): Ditto.
4291 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4292 (function_arg_boundary): Ditto.
4293 (rs6000_expand_builtin): Ditto.
4294 (def_builtin): Make abort message a little friendlier.
4295 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4297 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4298 assembler support the popcntd instruction instead of a vsx
4299 instruction to enable power7 support.
4300 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4301 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4302 option to the assembler if -mcpu=native.
4303 (ASM_CPU_NATIVE_SPEC): Ditto.
4304 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4306 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4307 the lwsync instruction.
4308 (enum processor_type): Add PROCESSOR_POWER7.
4309 (rs6000_debug_reg): New -mdebug= options.
4310 (rs6000_debug_addr): Ditto.
4311 (rs6000_debug_cost): Ditto.
4312 (rs6000_isel): Delete.
4313 (enum rs6000_vector): New enum to say what vector unit we have.
4314 (VECTOR_UNIT_*): New macros to say which vector unit has
4315 arithmetic operations for a given type.
4316 (VECTOR_MEM_*): New macros to say which vector unit has memory
4317 operations for a given type.
4318 (TARGET_LDBRX): Whether the machine supports the ldbrx
4320 (TARGET_ISEL): Delete, -misel moved to be a mask.
4321 (TARGET_ISEL64): New macro for 64-bit isel support.
4322 (UNITS_PER_VSX_WORD): New macro.
4323 (POINTER_SIZE): Move to be an external variable, rather than
4324 calculating whether we are generating 32 ot 64-bit code.
4326 (STACK_BOUNDARY): Add VSX support.
4327 (LOCAL_ALIGNMENT): Ditto.
4328 (SLOW_UNALIGNED_ACCESS): Ditto.
4329 (VSX_REGNO_P): New macro for VSX support.
4330 (VFLOAT_REGNO_P): Ditto.
4331 (VINT_REGNO_P): Ditto.
4332 (VLOGICAL_REGNO_P): Ditto.
4333 (VSX_VECTOR_MODE): Ditto.
4334 (VSX_SCALAR_MODE): Ditto.
4336 (VSX_MOVE_MODE): Ditto.
4337 (VSX_REG_CLASS_P): Ditto.
4338 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4340 (UNITS_PER_SIMD_WORD): Add VSX support.
4341 (MODES_TIEABLE_P): Ditto.
4342 (STARTING_FRAME_OFFSET): Ditto.
4343 (STACK_DYNAMIC_OFFSET): Ditto.
4344 (EPILOGUE_USES): Ditto.
4345 (REGNO_REG_CLASS): Move to array lookup.
4346 (CLASS_MAX_NREGS): Ditto.
4347 (rs6000_vector_reg_class): Add declaration.
4348 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4349 overlap with the floating point and Altivec registers.
4351 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4353 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4354 give the appropriate asm switches if -mcpu=native.
4355 (host_detect_local_cpu): Add support for "asm".
4356 (host_detect_local_cpu): Follow GNU code guidelines for name.
4358 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4359 -mbit-word to a variable instead of being a target mask.
4361 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4362 emit the lwsync instruction instead of emitting the instruction as
4363 an integer constant.
4365 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4366 fixuns_trundfsi2, move expander into rs6000.md.
4368 * config/rs6000/rs6000.md (cpu): Add power7.
4369 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4370 (logical predicate patterns): Change the single instruction
4371 primitives that set CR0 to be fast_compare instead of compare.
4373 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4374 (popcntddi2): Ditto.
4375 (popcount<mode>): Ditto.
4376 (floating multiply/add insns): Name the floating point
4378 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4379 (isel_unsigned_<mode>): Ditto.
4380 (fixuns_trundfsi2): Move expander here from spe.md.
4381 (smindi3): Define if we have -misel on 64-bit systems.
4386 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4388 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4390 * config/avr/avr.c (avr_current_device): New variable.
4391 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4392 (avr_arch, mcu_type_s): Move to avr.h.
4393 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4394 default_data_section_start fields.
4395 (avr_arch): Moved from avr.c.
4396 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4397 library_name fields.
4398 (avr_current_device, avr_mcu_types, avr_arch_types,
4399 avr_device_to_arch, avr_device_to_data_start,
4400 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4401 (EXTRA_SPEC_FUNCTIONS): Define.
4402 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4403 options mapping. Use device_to_arch and device_to_data_start insted.
4404 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4405 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4406 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4407 * config/avr/driver-avr.c: New file.
4408 * config/avr/avr-devices.c: New file.
4410 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4412 * var-tracking.c (unshare_variable): Force initialized to
4413 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4414 (set_variable_part): Likewise.
4415 (struct variable_union_info): Remove pos_src field.
4416 (vui_vec, vui_allocated): New variables.
4417 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4418 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4419 == 1 use a simpler sorting algorithm. Compute pos field right
4420 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4421 Avoid quadratic comparison if !flag_var_tracking_uninit.
4422 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4423 unshare_variable unconditionally.
4424 (dataflow_set_different_2): Removed.
4425 (dataflow_set_different): Don't traverse second hash table.
4426 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4427 unconditionally to var_reg_set or var_mem_set.
4428 (emit_notes_in_bb): Likewise.
4429 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4431 (emit_note_insn_var_location): Don't set initialized to
4432 VAR_INIT_STATUS_INITIALIZED early.
4433 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4435 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4437 * tree-object-size.c (addr_object_size): Instead of checking
4438 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4439 are no FIELD_DECLs following it.
4441 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4443 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4444 order to match bswaps with signed source operands.
4446 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4448 * sdbout.c (sdbout_one_type): Fix braces in switch.
4450 2009-06-23 Richard Guenther <rguenther@suse.de>
4452 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4454 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4455 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4456 var_callused, callused_tree, var_storedanything, storedanything_tree,
4457 var_integer, integer_tree): Remove global variables.
4458 (new_var_info): Do not pass new id, append the new var to the
4459 global variable vector.
4460 (do_ds_constraint): Use is_global_var member of the variable-info.
4461 (new_scalar_tmp_constraint_exp): Adjust.
4462 (create_function_info_for): Likewise.
4463 (create_variable_info_for): Likewise.
4464 (find_what_var_points_to): Remove dead code.
4465 (init_base_vars): Simplify.
4466 (compute_points_to_sets): Adjust.
4468 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4470 * combine.c (try_combine): Dump information about the insns we're
4473 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4475 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4476 check when calling force_to_mode on TRUNCATE's operand.
4478 2009-06-22 Ian Lance Taylor <iant@google.com>
4480 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4482 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4484 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4486 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4488 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4489 override library linkage flags such as -static-libgcc or
4492 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4494 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4496 2009-06-22 Ian Lance Taylor <iant@google.com>
4498 * config/linux.opt: Put mglibc ahead of muclibc.
4500 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4501 for duplicate decls.
4503 2009-06-22 Matthias Klose <doko@ubuntu.com>
4505 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4507 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4510 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4511 instead of NULL if a parser error occurs.
4513 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4515 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4516 non-DWARF2_DEBUGGING_INFO version.
4518 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4520 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4521 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4523 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4524 (LIBGCC2_TF_CEXT): Define.
4527 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4530 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4532 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4534 * config/arm/arm.c (arm_override_options): Disable
4535 -mcaller-super-interworking and -mcallee-super-interworking.
4536 * doc/invoke.texi (ARM Options): Document this.
4538 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4540 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4541 * config/arm/constraints.md (j): New constraint for movw operands.
4542 (N): Remove thumb2 meaning.
4543 * config/arm/arm.md (*arm_movw): Delete.
4544 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4545 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4546 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4548 2009-06-22 Martin Jambor <mjambor@suse.cz>
4550 PR tree-optimization/40492
4551 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4552 build_ref_for_offset.
4554 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4556 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4557 JUMP_TABLE_DATA_P predicates where applicable.
4558 * auto-inc-dec.c: Ditto.
4559 * builtins.c: Ditto.
4560 * caller-save.c: Ditto.
4562 * cfgcleanup.c: Ditto.
4563 * cfglayout.c: Ditto.
4566 * combine-stack-adj.c: Ditto.
4572 * dwarf2asm.c: Ditto.
4573 * dwarf2out.c: Ditto.
4574 * emit-rtl.c: Ditto.
4580 * function.c: Ditto.
4583 * genpreds.c: Ditto.
4584 * genrecog.c: Ditto.
4586 * ira-costs.c: Ditto.
4587 * ira-lives.c: Ditto.
4590 * lower-subreg.c: Ditto.
4591 * modulo-sched.c: Ditto.
4593 * postreload.c: Ditto.
4594 * print-rtl.c: Ditto.
4603 * sched-vis.c: Ditto.
4605 * sel-sched-ir.c: Ditto.
4606 * simplify-rtx.c: Ditto.
4607 * targhooks.c: Ditto.
4608 * var-tracking.c: Ditto.
4609 * vmsdbgout.c: Ditto.
4611 2009-06-22 Matthias Klose <doko@ubuntu.com>
4613 * Makefile.in (install-plugin): Always use DESTDIR.
4615 2009-06-22 Olivier Hainque <hainque@adacore.com>
4617 * config/pa/pa.c (output_call): Don't optimize post call jumps
4618 into return address adjustments if the call may throw.
4620 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4622 * arm.c (thumb1_output_casesi): New function.
4623 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4624 optimizing for size or PIC.
4625 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4626 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4627 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4628 (thumb1_casesi_internal_pic): New expand rule.
4629 (thumb1_casesi_dispatch): New pattern.
4630 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4632 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4633 in the text seciton when PIC or optimizing for size.
4634 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4635 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4636 preservation properties of code.
4637 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4638 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4639 (__gnu_thumb1_case_si): New function.
4640 * t-arm (LIB1ASMSRC): Define here.
4641 (LIB1ASMFUNCS): Add some common functions.
4642 * t-arm-elf (LIB1ASMSRC): Delete.
4643 (LIB1ASMFUNCS): Append to existing set.
4644 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4645 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4646 * t-symbian (LIB1ASMFUNCS): Likewise.
4647 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4648 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4650 2009-06-21 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/38729
4653 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4654 to loops with a single exit if -fno-expensive-optimizations.
4656 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4658 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4659 (dataflow_set): Change vars type from htab_t to shared_hash.
4660 (shared_hash_pool, empty_shared_hash): New variables.
4661 (vars_clear): Removed.
4662 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4663 shared_hash_find_slot_unshare, shared_hash_find_slot,
4664 shared_hash_find_slot_noinsert, shared_hash_find): New
4666 (shared_hash_unshare, shared_hash_destroy): New functions.
4667 (unshare_variable): Unshare set->vars if shared, use
4669 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4670 (get_init_value, find_src_set_src, dump_dataflow_set,
4671 clobber_variable_part, emit_notes_for_differences): Use
4673 (dataflow_set_init): Remove second argument, set vars to
4674 empty_shared_hash instead of creating a new htab.
4675 (dataflow_set_clear): Call shared_hash_destroy and set vars
4676 to empty_shared_hash instead of calling vars_clear.
4677 (dataflow_set_copy): Don't call vars_copy, instead just share
4678 the src htab with dst.
4679 (variable_union): Use shared_hash_*, use initially NO_INSERT
4680 lookup if set->vars is shared. Don't keep slot cleared before
4681 calling unshare_variable. Unshare set->vars if needed.
4682 Even ->refcount == 1 vars must be unshared if set->vars is shared
4683 and var needs to be modified.
4684 (variable_canonicalize): New function.
4685 (dataflow_set_union): If dst->vars is empty, just share src->vars
4686 with dst->vars and traverse with variable_canonicalize to canonicalize
4687 and unshare what is needed.
4688 (dataflow_set_different): If old_set and new_set use the same shared
4689 htab, they aren't different. If number of htab elements is different,
4690 htabs are different. Use shared_hash_*.
4691 (dataflow_set_destroy): Call shared_hash_destroy instead of
4693 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4694 second argument to dataflow_set_init.
4695 (vt_initialize): Likewise. Initialize shared_hash_pool and
4696 empty_shared_hash, move bb in/out initialization afterwards.
4697 Use variable_htab_free instead of NULL as changed_variables del hook.
4698 (variable_was_changed): Change type of second argument to pointer to
4699 dataflow_set. When inserting var into changed_variables, bump
4700 refcount. Unshare set->vars if set is shared htab and slot needs to
4702 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4703 lookup if set->vars is shared. Unshare set->vars if needed.
4704 Even ->refcount == 1 vars must be unshared if set->vars is shared
4705 and var needs to be modified. Adjust variable_was_changed caller.
4706 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4707 vars must be unshared if set->vars is shared and var needs to be
4708 modified. Adjust variable_was_changed caller.
4709 (emit_note_insn_var_location): Don't pool_free var.
4710 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4712 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4713 free_alloc_pool on shared_hash_pool.
4715 2009-06-20 Anthony Green <green@moxielogic.com>
4717 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4718 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4720 2009-06-20 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-structalias.c (find_func_aliases): For memset use
4723 a constraint from NULL if we memset to zero.
4724 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4725 we explicitly handle that do not read from memory.
4726 (call_may_clobber_ref_p_1): Properly handle builtins that may
4729 2009-06-20 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/40495
4732 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4733 (new_scalar_tmp_constraint_exp): New function.
4734 (process_constraint): Do not create temporary decls.
4735 (process_all_all_constraints): Likewise.
4736 (handle_const_call): Likewise.
4737 (create_function_info_for): Do not set decl.
4739 2009-06-19 Ian Lance Taylor <iant@google.com>
4741 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4742 (rs6000_attribute_table): Make static; move before use.
4744 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4746 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4747 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4748 Propagate the TREE_READONLY flag without overwriting it.
4749 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4750 Propagate the TREE_READONLY flag onto the result.
4751 (process_call_operands): Move around. Use correct constant value.
4753 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4756 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4757 * config/arm/arm.md: Likewise.
4759 2009-06-19 Ian Lance Taylor <iant@google.com>
4761 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4762 to GIMPLE_ERROR_MARK.
4764 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4765 op2_original_type parameters. Warn about using different enum types.
4766 * c-parser.c (c_parser_conditional_expression): Pass original
4767 types to build_conditional_expr.
4768 * c-tree.h (build_conditional_expr): Update declaration.
4770 2009-06-19 Ian Lance Taylor <iant@google.com>
4772 * config/i386/i386.c (ix86_function_specific_save): Test that
4773 fields match values, rather than testing the values are in a
4776 2009-06-19 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4780 (ptr_derefs_may_alias_p): Likewise.
4781 (ptr_deref_may_alias_ref_p_1): New function.
4782 (ptr_deref_may_alias_ref_p): Likewise.
4783 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4784 covered by looking at the ESCAPED solution.
4785 (call_may_clobber_ref_p_1): Likewise.
4786 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4787 Handle NULL_TREE offset. Do not produce redundant constraints.
4788 (process_all_all_constraints): New helper function.
4789 (do_structure_copy): Use it.
4790 (handle_lhs_call): Likewise.
4791 (find_func_aliases): Handle some builtins with pointer arguments
4792 and/or return values explicitly.
4794 2009-06-19 Ian Lance Taylor <iant@google.com>
4796 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4798 2009-06-19 Ian Lance Taylor <iant@google.com>
4800 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4802 2009-06-19 Ian Lance Taylor <iant@google.com>
4804 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4805 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4808 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4809 uninitialized const.
4811 2009-06-19 Ian Lance Taylor <iant@google.com>
4813 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4816 * c-decl.c (in_struct, struct_types): Remove.
4817 (struct c_binding): Add in_struct field.
4818 (c_binding_ptr): Define type, along with VEC.
4819 (struct c_struct_parse_info): Define.
4820 (struct_parse_info): New static variable.
4821 (bind): Initialize in_struct field.
4822 (start_struct): Remove enclosing_in_struct and
4823 enclosing_struct_types parameters. Add
4824 enclosing_struct_parse_info parameter. Change all callers. Set
4825 struct_parse_info rather than in_struct and struct_types.
4826 (grokfield): If -Wc++-compat and there is a symbol binding for the
4827 field name, set the in_struct flag and push it on the
4828 struct_parse_info->fields vector.
4829 (warn_cxx_compat_finish_struct): New static function.
4830 (finish_struct): Remove enclosing_in_struct and
4831 enclosing_struct_types parameters. Add
4832 enclosing_struct_parse_info parameter. Change all callers. Don't
4833 set C_TYPE_DEFINED_IN_STRUCT here. Call
4834 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4835 parameter. Only push on struct_types if warn_cxx_compat.
4836 (finish_enum): Only push on struct_types if warn_cxx_compat.
4837 (declspecs_add_type): Add loc parameter. Change all callers.
4838 Change all error calls to error_at. Pass loc, not input_location,
4839 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4840 defined in a struct. If -Wc++-compat and parsing a struct, record
4841 that a typedef name was used.
4842 * c-parser.c (c_parser_declspecs): Get location to pass to
4844 (c_parser_struct_or_union_specifier): Update calls to start_struct
4846 * c-tree.h (struct c_struct_parse_info): Declare.
4847 (finish_struct, start_struct): Update declarations.
4848 (declspecs_add_type): Update declaration.
4850 2009-06-19 Ian Lance Taylor <iant@google.com>
4852 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4853 variable with an anonymous type.
4855 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4857 * see.c: Remove for real.
4859 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4861 * optabs.h (enum optab_index): Add new OTI_significand.
4862 (significand_optab): Define corresponding macro.
4863 * optabs.c (init_optabs): Initialize significand_optab.
4864 * genopinit.c (optabs): Implement significand_optab using
4865 significand?f2 patterns.
4866 * builtins.c (expand_builtin_mathfn): Handle
4867 BUILT_IN_SIGNIFICAND{,F,L}.
4868 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4869 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4871 * config/i386/i386.md (significandxf2, significand<mode>2): New
4872 expanders to implement significandf, significand and significandl
4873 built-ins as inline x87 intrinsics.
4875 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4877 * config/avr/avr.c (avr_override_options): Remove setting value of
4878 PARAM_INLINE_CALL_COST.
4880 2009-06-18 Richard Henderson <rth@redhat.com>
4883 * tree-pass.h (TDF_ASMNAME): New.
4884 * tree-dump.c (dump_options): Add asmname.
4885 * doc/invoke.texi: Document it.
4887 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4888 (dump_decl_name): ...here.
4889 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4890 (dump_generic_node): Update dump_function_name calls.
4891 (print_call_name): New flags arg; update all dump calls.
4892 * diagnostic.h (print_call_name): Update.
4893 * gimple-pretty-print.c (dump_gimple_call): Update.
4895 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4898 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4900 2009-06-18 Diego Novillo <dnovillo@google.com>
4902 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4903 * plugin.c (str_license): Declare.
4904 (try_init_one_plugin): Assert that the symbol
4905 'plugin_is_GPL_compatible' exists.
4907 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4910 * Makefile.in (OBJS-common): Remove see.o.
4912 * common.opt (fsee): Mark as preserved for backward compatibility.
4913 * opts.c (common_handle_option): Add OPT_fsee to the backward
4914 compatibility section.
4915 * passes.c (init_optimization_passes, pass_see): Remove pass.
4916 * timevar.def (TV_SEE): Remove.
4917 * tree-pass.h (pass_see): Remove declaration.
4918 * doc/invoke.texi (-fsee): Remove documentation.
4920 2009-06-18 Martin Jambor <mjambor@suse.cz>
4922 * tree-sra.c: Include statistics.h
4923 (sra_stats): New variable.
4924 (sra_initialize): Clear sra_stats.
4925 (create_access_replacement): Increment sra_stats.replacements.
4926 (get_access_replacement): Do not return twice.
4927 (analyze_all_variable_accesses): Increment statistics counter by the
4928 number of scalarized aggregates.
4929 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4930 (sra_modify_expr): Increment sra_stats.exprs.
4931 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4932 (sra_modify_assign): Increment sra_stats.exprs,
4933 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4934 (perform_intra_sra): Update statistics counters.
4935 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4937 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4939 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4940 (arm_scalar_mode_supported_p): New function.
4942 2009-06-18 Paul Brook <paul@codesourcery.com>
4943 Sandra Loosemore <sandra@codesourcery.com>
4945 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4946 (__extendhfsf2, __truncsfhf2): Define.
4947 * config/arm/fp16.c: New file.
4948 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4949 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4951 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4953 * doc/extend.texi (Half-Precision): New section.
4954 * doc/invoke.texi (Option Summary): List -mfp16-format.
4955 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4956 * config/arm/arm.opt (mfp16-format=): New.
4957 * config/arm/arm.c: Include intl.h.
4958 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4959 (TARGET_INVALID_RETURN_TYPE): Redefine.
4960 (TARGET_PROMOTED_TYPE): Redefine.
4961 (TARGET_CONVERT_TO_TYPE): Redefine.
4962 (arm_fp16_format): Define.
4963 (all_fpus): Add entry for neon-fp16.
4964 (fp_model_for_fpu): Likewise.
4965 (struct fp16_format): Declare.
4966 (all_fp16_formats): Define.
4967 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4969 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4971 (arm_legitimate_index_p): Treat HFmode like HImode.
4972 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4973 (coproc_secondary_reload_class): Special-case HFmode.
4974 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4975 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4976 (arm_init_fp16_builtins): New.
4977 (arm_init_builtins): Call it.
4978 (arm_invalid_parameter_type): New.
4979 (arm_invalid_return_type): New.
4980 (arm_promoted_type): New.
4981 (arm_convert_to_type).
4982 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4984 (arm_emit_fp16_const): New function.
4985 (arm_mangle_type): Mangle __fp16 as "Dh".
4986 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4988 (TARGET_NEON_FP16): New.
4989 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4990 (enum fputype): Add FPUTYPE_NEON_FP16.
4991 (enum arm_fp16_format_type): Declare.
4992 (arm_fp16_format): Declare.
4993 (LARGEST_EXPONENT_IS_NORMAL): Define.
4994 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4995 * config/arm/arm-modes.def (HFmode): Define.
4996 * config/arm/vfp.md: (*movhf_vfp): New.
4999 * config/arm/arm.md: (fpu): Add neon_fp16.
5000 (floatsihf2, floatdihf2): New.
5001 (fix_trunchfsi2, fix_trunchfdi2): New.
5005 (*arm32_movhf): New.
5006 (*thumb1_movhf): New.
5007 (consttable_2): Add check for HFmode constants.
5008 (consttable_4): Handle HFmode constants.
5010 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5012 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5014 2009-06-17 Olivier Hainque <hainque@adacore.com>
5016 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5017 const char ** conversion in AIX specific section.
5019 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5021 * config/i386/i386.c (ix86_special_builtin_type): Remove
5022 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5023 (bdesc_special_args): Updated.
5024 (ix86_init_mmx_sse_builtins): Likewise.
5025 (ix86_expand_special_args_builtin): Likewise.
5027 2009-06-17 Richard Henderson <rth@redhat.com>
5029 * tree-pretty-print.c (maybe_dump_asm_name): New.
5030 (dump_decl_name): Use it.
5031 (PRINT_FUNCTION_NAME): Merge into...
5032 (dump_function_name): ... here. Use maybe_dump_asm_name.
5034 2009-06-17 Cary Coutant <ccoutant@google.com>
5036 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5038 * debug.c (struct gcc_debug_hooks): Change placeholder for
5040 (debug_nothing_int_charstar_int): Replaced by...
5041 (debug_nothing_int_charstar_int_bool): ...this.
5042 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5043 source_line prototype.
5044 (debug_nothing_int_charstar_int): Replaced by...
5045 (debug_nothing_int_charstar_int_bool): ...this.
5046 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5047 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5048 Output is_stmt operand when necessary.
5049 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5050 (notice_source_line): Add is_stmt parameter.
5051 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5052 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5054 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5055 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5057 2009-06-17 Ian Lance Taylor <iant@google.com>
5059 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5061 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5064 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5066 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5067 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5068 tree_strip_sign_nop_conversions and
5069 tree_ssa_strip_useless_type_conversions rather than stripping
5070 the operations here.
5071 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5073 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5074 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5075 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5076 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5079 2009-06-17 Michael Eager <eager@eagercon.com>
5081 * config/rs6000/constraints.md (register_constraint "d"): New.
5082 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5083 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5084 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5085 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5086 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5087 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5088 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5089 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5090 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5091 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5093 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5094 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5095 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5096 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5097 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5098 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5099 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5100 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5101 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5102 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5103 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5104 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5105 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5106 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5108 2009-06-16 Ian Lance Taylor <iant@google.com>
5110 * profile.c (total_num_never_executed): Don't define.
5111 (compute_branch_probabilities): Don't count or print
5113 (init_branch_prob): Don't set total_num_never_executed.
5114 (end_branch_prob): Don't print total_num_never_executed.
5116 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5118 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5120 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5122 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5123 (nabstd2_fpr): Same.
5125 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5127 * expr.c (expand_assignment): Change complex type check.
5129 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5131 * doc/plugins.texi (Building GCC plugins): Added new section.
5133 2009-06-17 Ian Lance Taylor <iant@google.com>
5135 * c-pch.c (get_ident): Don't set size of templ array.
5136 (pch_init): Don't set size of partial_pch array.
5138 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5139 string constant to intialize an array whose size is the length of
5142 2009-06-17 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/40389
5145 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5146 to addressable types.
5147 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5149 2009-06-17 Richard Guenther <rguenther@suse.de>
5152 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5153 if there is no evolution of left in the loop bail out.
5154 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5155 chrec_fold_multiply.
5157 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5158 Janis Johnson <janis187@us.ibm.com>
5161 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5162 for the symbol ref of a constant that is the source of a move
5163 - nor for any other not-obvious-label-ref constants.
5165 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5167 * plugin.c (position_pass): Skip newly inserted pass during list
5168 traversal to avoid repeated insertion.
5170 2009-06-16 Ian Lance Taylor <iant@google.com>
5172 * vec.h (VEC_stack_alloc): Define different version if
5173 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5174 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5175 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5176 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5178 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5180 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5182 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5183 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5184 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5185 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5186 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5187 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5188 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5189 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5190 __builtin_ia32_rdtscp.
5191 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5192 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5193 and __builtin_ia32_rorhi.
5194 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5195 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5196 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5197 (ix86_expand_args_builtin): Likewise.
5198 (ix86_expand_special_args_builtin): Likewise.
5200 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5201 (UNSPECV_RDTSC): Likewise.
5202 (UNSPECV_RDPMC): Likewise.
5203 (*bsr): Renamed to ...
5205 (*bsr_rex64): Renamed to ...
5209 (*rdpmc_rex64): Likewise.
5212 (*rdtsc_rex64): Likewise.
5214 (*rdtscp): Likewise.
5215 (*rdtscp_rex64): Likewise.
5217 * config/i386/ia32intrin.h: New.
5219 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5221 2009-06-16 Ian Lance Taylor <iant@google.com>
5223 * ira-build.c (copy_info_to_removed_store_destinations):
5224 Initialize parent_a.
5226 2009-06-16 Ian Lance Taylor <iant@google.com>
5228 * c-decl.c (grokdeclarator): Change size_varies to bool.
5230 2009-06-16 Ian Lance Taylor <iant@google.com>
5232 * sel-sched.c: Make forward declarations of move_op_hooks and
5233 fur_hooks explicitly extern.
5235 2009-06-16 Ian Lance Taylor <iant@google.com>
5237 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5238 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5240 2009-06-16 Ian Lance Taylor <iant@google.com>
5242 * resource.c (mark_referenced_resources): Change
5243 include_delayed_effects parameter to bool. Change all callers.
5244 (mark_end_of_function_resources): Likewise.
5245 * reorg.c (insn_references_resource_p): Likewise.
5246 (insn_sets_resource_p): Likewise.
5247 * resource.h (mark_referenced_resources): Update declaration.
5248 (mark_end_of_function_resources): Update declaration.
5250 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5252 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5254 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5256 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5257 GCC can bootstrap on AIX with GNU Binutils 2.20.
5259 2009-06-16 Ian Lance Taylor <iant@google.com>
5261 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5263 2009-06-16 Ian Lance Taylor <iant@google.com>
5265 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5266 inline, not extern inline.
5267 (exact_log2): Likewise.
5268 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5270 (exact_log2): Likewise, but don't test CTZ_HWI.
5272 2009-06-16 Ian Lance Taylor <iant@google.com>
5274 * bitmap.c (bitmap_clear): Don't declare as inline.
5275 * gimple.c (gimplify_assign): Likewise.
5276 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5277 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5278 (sched_scan_info): Remove duplicate definition.
5280 2009-06-16 Ian Lance Taylor <iant@google.com>
5282 * c-common.c (skip_evaluation): Don't define.
5283 (c_inhibit_evaluation_warnings): Define global variable.
5284 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5285 than skip_evaluation.
5286 (convert_and_check, warn_for_div_by_zero): Likewise.
5287 * c-common.h (skip_evaluation): Don't declare.
5288 (c_inhibit_evaluation_warnings): Declare.
5289 * c-parser.c (c_parser_typeof_specifier): Set
5290 c_inhibit_evaluation_warnings rather than skip_evaluation.
5291 (c_parser_conditional_expression): Likewise.
5292 (c_parser_binary_expression): Likewise.
5293 (c_parser_sizeof_expression): Likewise.
5294 (c_parser_alignof_expression): Likewise.
5295 * c-typeck.c (build_indirect_ref): Check
5296 c_inhibit_evaluation_warnings rather than skip_evaluation.
5297 (build_conditional_expr, build_binary_op): Likewise.
5299 2009-06-16 Richard Guenther <rguenther@suse.de>
5301 * tree-ssa-alias.c (is_escape_site): Remove.
5302 * tree-ssa-alias.h (enum escape_type): Remove.
5303 (is_escape_site): Likewise.
5304 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5305 via casts and asms without deferring to is_escape_site.
5307 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5310 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5311 use gen_lowpart if op0 has complex mode.
5313 2009-06-16 Richard Guenther <rguenther@suse.de>
5315 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5316 variables add them to ESCAPED.
5317 (find_func_aliases): Do not make all indirectly stored values escaped.
5319 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5321 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5324 2009-06-16 Martin Jambor <mjambor@suse.cz>
5326 PR tree-optimization/40432
5327 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5328 check whether we need to force gimple register operand.
5330 2009-06-16 Martin Jambor <mjambor@suse.cz>
5332 PR tree-optimization/40413
5333 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5334 build_ref_for_offset.
5335 (propagate_subacesses_accross_link): Fix a typo in a comment.
5337 2009-06-16 Ira Rosen <irar@il.ibm.com>
5339 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5340 with additional parameter.
5341 * tree-vectorizer.h (enum vect_def_type): Add new value
5343 (enum vect_relevant): Add comments.
5344 (vect_is_simple_reduction): Add new argument.
5345 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5346 Detect nested cycles.
5347 (vect_is_simple_reduction): Update documentation, add an argument to
5348 distinguish inner-loop reduction from nested cycle, detect nested
5349 cycles, fix printings and indentation, don't swap operands in case
5351 (get_initial_def_for_reduction): Handle subtraction.
5352 (vect_create_epilog_for_reduction): Add new argument to specify
5354 (vect_finalize_reduction): Handle subtraction, fix comments.
5355 (vectorizable_reduction): Handle nested cycles. In case of nested
5356 cycle keep track of the reduction variable position. Call
5357 vect_is_simple_reduction with additional parameter. Use original
5358 statement code in reduction epilogue for nested cycle. Call
5359 vect_create_epilog_for_reduction with additional parameter.
5360 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5361 inner-loop vectorization.
5362 (vect_recog_widen_sum_pattern): Likewise.
5363 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5365 (vect_mark_stmts_to_be_vectorized): Likewise.
5366 (vect_get_vec_def_for_operand): Handle nested cycles.
5368 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5370 * doc/invoke.texi (Debugging Options): Fix option index entries
5371 for -fdump-statistics, -frandom-seed add entries for
5372 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5373 (FRV Options): Fix entries for -mTLS, -mtls.
5374 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5375 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5376 (M68hc1x Options): Fix @itemx for -mnominmax.
5377 (MCore Options): Fix entry for -mno-lsim.
5378 (MMIX Options): Fix entry for -mabi=mmixware.
5379 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5381 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5383 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5384 Mention the plugin mode of gengtype.
5385 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5386 * gengtype.c: Updated copyright.
5387 (plugin_files, nb_plugin_files) Added new static variables.
5388 (measure_input_list) Care about plugin_files.
5389 (write_rtx_next): Added early return in plugin mode.
5390 (create_file): Updated copyright year in generated file. Added
5392 (oprintf): Added early return if NULL outf.
5393 (get_output_file_with_visibility): Care of plugin_files.
5394 (get_output_file_name): May return null.
5395 (write_local): Added early return.
5396 (put_mangled_filename): Ditto.
5397 (finish_root_table): Added check for base_files.
5398 (write_roots): Care about null when plugins.
5399 (main): Added plugin mode.
5401 2009-06-15 Ian Lance Taylor <iant@google.com>
5403 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5404 * gcov.c (read_count_file): Add braces around variables declared
5407 * c.opt (Wjump-misses-init): New warning.
5408 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5409 -Wall and -Wc++-compat if not already set.
5410 (c_common_post_options): Clear warn_jump_misses_init if it was not
5412 * c-decl.c (struct c_binding): Change type field to a union with
5413 new label field. Make it the first field in the struct. Update
5414 references to type to use u.type instead.
5415 (struct c_spot_bindings): Define.
5416 (struct c_goto_bindings): Define.
5417 (c_goto_bindings_p): Define, along with VECs.
5418 (struct c_label_vars): Define.
5419 (struct c_scope): Add has_label_bindings field.
5420 (bind_label, set_spot_bindings): New static functions.
5421 (decl_jump_unsafe, update_spot_bindings): New static functions.
5422 (update_label_decls): New static function.
5423 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5424 Update binding u.label field to shadowed field.
5425 (c_binding_start_stmt_expr): New function.
5426 (c_binding_end_stmt_expr): New function.
5427 (pushdecl): Don't call c_begin_vm_scope.
5428 (make_label): Add defining and p_label_vars parameters. Change
5430 (lookup_label): Correct test for whether a label has not yet been
5431 defined. Call bind_label rather than bind.
5432 (warn_about_goto): New static function.
5433 (lookup_label_for_goto): New function.
5434 (declare_label): Call bind_label rather than bind.
5435 (check_earlier_gotos): New static function.
5436 (define_label): Don't give errors about jumping into statement
5437 expressions or scopes of variably modified types. Call
5438 set_spot_bindings and check_earlier_gotos. Call bind_label
5439 instead of bind. Don't set label_context_stack_se or
5440 label_context_stack_vm.
5441 (c_get_switch_bindings): New function.
5442 (c_release_switch_bindings): New function.
5443 (c_check_switch_jump_warnings): New function.
5444 (start_function): Don't set label_context_stack_se or
5445 label_context_stack_vm.
5446 (finish_function): Likewise.
5447 * c-typeck.c (label_context_stack_se): Don't define.
5448 (label_context_stack_vm): Don't define.
5449 (c_finish_goto_label): Call lookup_label_for_goto rather than
5450 lookup_label. Don't give errors about jumping into a statement
5451 expression or the scope of a variably modified type. Don't set
5452 label_context_stack_se or label_context_stack_vm.
5453 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5454 fields. Add bindings field.
5455 (c_start_case): Don't set deleted fields. Set bindings field.
5456 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5457 or blocked_vm. Call c_check_switch_jump_warnings.
5458 (c_finish_case): Don't test blocked_stmt_expr field. Call
5459 c_release_switch_bindings.
5460 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5461 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5462 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5463 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5464 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5465 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5466 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5467 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5468 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5469 (C_DECL_UNJUMPABLE_VM): Don't define.
5470 (C_DECL_UNDEFINABLE_VM): Don't define.
5471 (struct c_label_list): Don't define.
5472 (struct c_label_context_se): Don't define.
5473 (struct c_label_context_vm): Don't define.
5474 (struct c_spot_bindings): Declare.
5475 (c_bindings_start_stmt_expr): Declare.
5476 (c_bindings_end_stmt_expr): Declare.
5477 (lookup_label_for_goto): Declare.
5478 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5479 (c_check_switch_jump_warnings): Declare.
5480 (label_context_stack_se, label_context_stack_vm): Don't declare.
5481 (c_finish_goto_label): Update declaration.
5482 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5483 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5484 (Warning Options): Document -Wjump-misses-init.
5486 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5488 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5491 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5493 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5495 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5497 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5499 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5501 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5503 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5505 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5506 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5507 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5508 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5509 * dwarf2asm.c (dw2_force_const_mem): Update call to
5511 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5512 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5513 * langhooks.c (lhd_comdat_group): Remove.
5514 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5515 * tree.h (DECL_COMDAT_GROUP): New.
5516 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5517 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5518 (make_decl_one_only): Change signature.
5519 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5521 (make_decl_one_only): Change signature.
5522 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5524 2009-06-15 Richard Guenther <rguenther@suse.de>
5527 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5529 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5531 * tree-ssa-math-opts.c: Remove extra divide.
5533 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5535 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5537 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5539 * passes.c: Add bswap pass.
5540 * tree-pass.h: Add pass_optimize_bswap declaration.
5541 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5542 Include rtl.h, expr.h and optabs.h for optab_handler check.
5543 (struct symbolic_number, pass_optimize_bswap): New definition.
5544 (do_shift_rotate, verify_symbolic_number_p): New functions.
5545 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5546 (gate_optimize_bswap): New function.
5547 * tree.c (widest_int_cst_value): New function.
5548 * tree.h (widest_int_cst_value): Prototype added.
5550 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5552 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5553 REG_EQUAL/REG_EQUIV notes.
5555 2009-06-14 Richard Guenther <rguenther@suse.de>
5558 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5559 has its address taken if NRV was applied and it is addressable.
5560 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5561 function split out from ...
5562 (get_constraint_for_1): ... here.
5563 (handle_rhs_call): Use it to mark the return slot escaped if
5564 it is addressable and NRV was applied.
5566 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5568 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5569 Change first argument type to location_t.
5570 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5571 Do not set input_location.
5572 Use loc instead of input_location throughout.
5574 2009-06-13 Richard Guenther <rguenther@suse.de>
5576 PR tree-optimization/40421
5577 * tree-predcom.c (should_unroll_loop_p): Remove.
5578 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5580 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5582 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5583 Add location argument.
5585 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5587 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5589 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5590 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5591 * config/spu/spu-protos.h: Add location to
5592 spu_resolve_overloaded_builtin.
5593 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5594 spu_build_builtin_va_list.
5595 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5596 argument. Pass location to build_function_call_vec.
5597 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5599 (emit_fpu_switch): Same.
5600 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5601 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5602 to build_decl and create_artificial_label.
5603 (xtensa_gimplify_va_arg_expr): Same.
5604 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5605 (xstormy16_gimplify_va_arg_expr): Same.
5606 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5607 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5608 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5609 (mips16_build_function_stub): Same.
5610 (mips16_build_call_stub): Same.
5612 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5615 * arm/constraints.md (Pa, Pb): New constraints.
5616 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5617 split pattern to deal with them.
5619 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5621 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5622 fix index entry for -Xpreprocessor.
5624 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5626 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5627 Add location argument to build_decl call.
5628 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5629 (rs6000_init_builtins): Same.
5630 (spe_init_builtins): Same.
5631 (rs6000_gimplify_va_arg): Add location argument to
5632 create_artificial_label call.
5634 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5636 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5637 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5638 * Makefile.in: Fix GGC dependency for gcse.o.
5640 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5642 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5643 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5644 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5646 * c-parser.c (c_parser_binary_expression): Use current column while
5647 building binary operations.
5648 * common.opt (fshow-column): Enable by default.
5649 * tree-vrp.c (check_array_ref): Use warning_at.
5650 (check_array_bounds): Use location from call back if expr has no
5652 * tree.h: Add location argument to maybe_fold_*.
5653 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5654 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5655 (maybe_fold_offset_to_component_ref): Same.
5656 (maybe_fold_offset_to_reference): Same.
5657 (maybe_fold_offset_to_address): Same.
5658 (maybe_fold_stmt_indirect): Same.
5659 (maybe_fold_stmt_addition): Same.
5660 (fold_stmt_r): Pass location to maybe_fold_*.
5661 (fold_gimple_assign): Same.
5662 * c-tree.h: Add location argument to finish_decl,
5663 default_function_array_conversion, store_init_value.
5664 * c-decl.c (define_label): Use error_at.
5665 (c_make_fname_decl): Pass location to finish_decl.
5666 (finish_decl): New location argument.
5667 (build_compound_literal): Pass location to store_init_value.
5668 (grokdeclarator): Pass location to finish_decl.
5670 * c-typeck.c (array_to_pointer_conversion): New location argument.
5671 (function_to_pointer_conversion): Same.
5672 (default_function_array_conversion): Same.
5673 (parser_build_unary_op): Pass location to overflow_warning.
5674 (parser_build_binary_op): Same. Use warning_at.
5675 (build_unary_op): Pass location to array_to_pointer_conversion.
5676 (build_c_cast): Pass location to digest_init.
5677 (build_modify_expr): New location argument.
5678 (convert_for_assignment): Same.
5679 (store_init_value): Same.
5680 (digest_init): Same.
5681 (output_init_element): Pass location to digest_init and
5682 array_to_pointer_conversion.
5683 (c_finish_return): Pass location to convert_for_assignment.
5684 * gimplify.c (gimplify_conversion): Pass location to
5685 maybe_fold_offset_to_address.
5686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5687 to maybe_fold_stmt_addition.
5688 * c-omp.c (c_finish_omp_atomic): Pass new location to
5690 (c_finish_omp_for): Same.
5691 * c-common.c (overflow_warning): New argument.
5692 * c-common.h: New argument to build_modify_expr, overflow_warning.
5693 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5695 (c_parser_initializer): Pass location to
5696 default_function_array_conversion.
5697 (c_parser_initelt): Same.
5698 (c_parser_initval): Same.
5699 (c_parser_asm_operands): Same.
5700 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5701 (c_parser_conditional_expression): Same.
5702 (c_parser_binary_expression): Add location info to stack. Use it.
5703 (c_parser_unary_expression): Pass location to
5704 default_function_array_conversion, parser_build_unary_op,
5705 build_indirect_ref, c_parser_postfix_expression_after_primary.
5706 (c_parser_postfix_expression_after_primary): New location argument.
5708 (c_parser_expression_conv): Pass location to
5709 default_function_array_conversion.
5710 (c_parser_expr_list): Same.
5711 (c_parser_omp_atomic): Same.
5712 (c_parser_omp_for_loop): Same.
5713 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5714 (build_array_declarator): New argument.
5715 * c-decl.c (build_array_declarator): Add location argument.
5716 (grokdeclarator): Set id_loc for cdk_array.
5717 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5718 build_array_declarator.
5719 * tree.c (build_omp_clause): Add location argument.
5720 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5721 (OMP_CLAUSE_LOCATION): New macro.
5722 (struct tree_omp_clause): Add location field.
5723 (build_omp_clause): Add argument.
5724 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5725 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5727 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5728 (cp_parser_omp_clause_collapse): Same.
5729 (cp_parser_omp_clause_default): Same.
5730 (cp_parser_omp_clause_if): Same.
5731 (cp_parser_omp_clause_nowait): Same.
5732 (cp_parser_omp_clause_num_threads): Same.
5733 (cp_parser_omp_clause_ordered): Same.
5734 (cp_parser_omp_clause_schedule): Same.
5735 (cp_parser_omp_clause_untied): Same.
5736 (cp_parser_omp_for_loop): Same.
5737 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5738 * c-tree.h (c_start_case): Add location argument.
5739 (c_process_expr_stmt): Same.
5740 (c_finish_goto_*): Same.
5741 * tree-parloops.c (initialize_reductions): Pass location to
5743 (create_parallel_loop): Same.
5744 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5745 (gfc_trans_omp_reduction_list): Same.
5746 (gfc_trans_omp_clauses): Same.
5747 (gfc_trans_omp_do): Same.
5748 * c-typeck.c (c_finish_goto_label): Same.
5749 (c_finish_goto_ptr): New location argument.
5750 (c_start_case): Same.
5751 (emit_side_effect_warnings): Same.
5752 (c_process_expr_stmt): Same.
5753 (c_finish_stmt_expr): Same.
5754 (c_finish_omp_clauses): Use error_at instead of error.
5755 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5757 * c-omp.c (c_split_parallel_clauses): New location argument.
5758 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5759 to build_omp_clause.
5760 (convert_local_reference_stmt): Same.
5761 (convert_gimple_call): Same.
5762 * c-common.h (c_split_parallel_clauses): New argument.
5763 * c-parser.c (c_parser_statement_after_labels): Pass location to
5764 c_finish_goto_label.
5765 (c_parser_switch_statement): Pass location to c_start_case.
5766 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5767 and c_process_expr_stmt.
5768 (c_parser_omp_variable_list): Add location argument.
5769 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5770 (c_parser_omp_clause_default): Same.
5771 (c_parser_omp_clause_if): Same.
5772 (c_parser_omp_clause_num_threads): Same.
5773 (-c_parser_omp_clause_ordered): Same.
5774 (c_parser_omp_clause_reduction): Pass location to
5775 c_parser_omp_variable_list.
5776 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5777 (c_parser_omp_clause_untied): Same.
5778 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5779 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5781 * c-tree.h (check_for_loop_decls, undeclared_variable,
5782 build_component_ref, build_array_ref, build_external_ref,
5783 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5784 build_conditional_expr, build_compound_expr, c_cast_expr,
5785 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5786 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5788 * c-semantics.c (build_stmt): Same.
5789 (build_case_label): Same.
5790 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5791 (undeclared_variable): New argument.
5793 (lookup_label): Pass location on down.
5794 (define_label): Same.
5795 (finish_decl): Same.
5796 (build_compound_literal): Same.
5797 (finish_struct): Same.
5798 (finish_function): Do not set location here.
5799 (check_for_loop_decls): New argument.
5800 * tree.c (save_expr): Set location.
5801 (build_empty_stmt): New argument.
5802 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5803 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5804 * builtins.c (gimplify_va_arg_expr): Use locations.
5805 (expand_builtin_sync_operation): Same.
5806 * c-typeck.c (build_component_ref): New argument.
5807 (build_array_ref): Same.
5808 (build_external_ref): Same.
5809 (c_expr_sizeof_expr): Same.
5810 (c_expr_sizeof_type): Same.
5811 (parser_build_unary_op): Same.
5812 (build_conditional_expr): Same.
5813 (build_compound_expr): Pass location on down.
5814 (build_compound_expr): New argument.
5815 (build_c_cast): Same.
5816 (c_cast_expr): Same.
5817 (build_asm_expr): Same.
5818 (c_finish_return): Same.
5819 (c_process_expr_stmt): Pass location on down.
5820 (c_finish_stmt_expr): New argument.
5821 (push_clenaup): Same.
5822 (c_finish_omp_parallel): Same.
5823 (c_finish_omp_task): Same.
5824 * gimplify.c (gimplify_call_expr): Pass location on down.
5825 * c-omp.c (c_finish_omp_master): New argument.
5826 (c_finish_omp_critical): Same.
5827 (c_finish_omp_ordered): Same.
5828 (c_finish_omp_barrier): Same.
5829 (-c_finish_omp_taskwait): Same.
5830 (c_finish_omp_atomic): Same.
5831 (c_finish_omp_flush): Same.
5832 * tree-inline.c (copy_tree_body_r): Pass location on down.
5833 (inline_forbidden_p): Remove use of input_location.
5834 * c-gimplify.c (c_build_bind_expr): New argument.
5835 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5836 (c_sizeof_or_alignof_type): New argument.
5837 (c_alignof_expr): Same.
5838 (build_va_arg): Same.
5839 (c_add_case_label): Same.
5840 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5841 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5842 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5843 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5844 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5845 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5847 * stub-objc.c (objc_build_selector_expr): Same.
5848 (objc_build_throw_stmt): Same.
5849 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5850 (c_parser_initelt): Same.
5851 (c_parser_compound_statement): Same.
5852 (c_parser_compound_statement_nostart): Same.
5853 (c_parser_label): Same.
5854 (c_parser_statement_after_labels): Same.
5855 (c_parser_if_body): Same.
5856 (c_parser_else_body): Same.
5857 (c_parser_if_statement): Same.
5858 (c_parser_switch_statement): Same.
5859 (c_parser_while_statement): Same.
5860 (c_parser_do_statement): Same.
5861 (c_parser_for_statement): Same.
5862 (c_parser_asm_statement): Same.
5863 (c_parser_conditional_expression): Same.
5864 (c_parser_binary_expression): Same.
5865 (c_parser_cast_expression): Same.
5866 (c_parser_unary_expression): Same.
5867 (c_parser_sizeof_expression): Same.
5868 (c_parser_alignof_expression): Same.
5869 (c_parser_postfix_expression): Same.
5870 (c_parser_expression): Same.
5871 (c_parser_objc_receiver): Same.
5872 (c_parser_omp_variable_list): Same.
5873 (c_parser_omp_structured_block): Same.
5874 (c_parser_omp_atomic): New argument.
5875 (c_parser_omp_barrier): Same.
5876 (c_parser_omp_critical): Same.
5877 (c_parser_omp_flush): Pass location on down.
5878 (c_parser_omp_for_loop): New argument.
5879 (c_parser_omp_for): Same.
5880 (c_parser_omp_master): Same.
5881 (c_parser_omp_ordered): Same.
5882 (c_parser_omp_sections_scope): Same.
5883 (c_parser_omp_sections): Same.
5884 (c_parser_omp_parallel): Same.
5885 (c_parser_omp_single): Same.
5886 (c_parser_omp_task): Same.
5887 (c_parser_omp_taskwait): Pass location on down.
5888 (c_parser_omp_construct): Same.
5889 (c_parser_omp_threadprivate): Same.
5890 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5891 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5892 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5893 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5894 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5895 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5896 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5897 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5898 config/i386/i386.c, stmt.c:
5899 Add location argument to the following function definitions and/or
5900 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5901 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5902 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5903 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5904 do_case, c_finish_bc_stmt, build_compound_literal,
5905 build_function_call.
5906 * c-decl.c (build_compound_literal): Add location argument.
5907 Make all diagnostic calls use location.
5908 (start_struct): Same.
5909 (finish_struct): Same.
5911 (build_enumerator): Same.
5912 (start_function): Same.
5913 (grokdeclarator): Make all diagnostic calls use location.
5914 (store_parm_decls_oldstyle): Same.
5915 * c-typeck.c (build_function_call): Add location argument.
5916 Make all diagnostic calls use location.
5918 (c_finish_bc_stmt): Same.
5919 * tree-nested.c (get_trampoline_type): Add argument.
5920 Pass location to build_decl.
5921 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5922 * rtl.h (RTL_LOCATION): New.
5923 * c-common.c (c_add_case_label): Add location argument.
5924 Make all diagnostic calls use location.
5925 * c-common.h: Add location argument to make_fname_decl, do_case,
5926 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5927 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5928 Set it appropriately for every case. Pass enum_loc to start_enum
5929 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5931 (c_parser_struct_or_union_specifier): Save location. Use it for
5932 start_struct, finish_struct, and parser_xref_tag.
5934 2009-06-12 Ian Lance Taylor <iant@google.com>
5936 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5938 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5939 cpp_opts->warn_cxx_operator_names.
5941 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5944 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5945 is returns NULL and OP is a VCE, look through the VCE.
5947 2009-06-12 Ian Lance Taylor <iant@google.com>
5950 * collect2.c (main): Use CONST_CAST2 in code inside #if
5951 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5953 2009-06-12 Joey Ye <joey.ye@intel.com>
5956 * cfgexpand.c (get_decl_align_unit): Update
5957 max_used_stack_slot_alignment with align instead of
5958 stack_alignment_needed.
5960 * function.c (assign_stack_local_1): Update
5961 max_used_stack_slot_alignment with alignment_in_bits instead
5962 of stack_alignment_needed.
5963 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5966 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5968 * dwarf2out.c (last_var_location_insn): New variable.
5969 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5970 (dwarf2out_var_location): Don't record anything after last real
5971 insn. Only change labels if there were any real instructions
5972 in between last note and this one, or if changed sections.
5974 2009-06-11 Richard Henderson <rth@redhat.com>
5976 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5977 note when storing the frame pointer in a register.
5978 (FRP): Don't redefine to nothing for epilogue.
5979 (alpha_expand_epilogue): Mark register and sp restores.
5980 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5982 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5983 when gen_lowpart is needed.
5985 2009-06-11 Richard Henderson <rth@redhat.com>
5987 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5989 * dwarf2out.c (need_data_align_sf_opcode): New.
5990 (div_data_align): Move earlier.
5991 (def_cfa_1, reg_save): Use it.
5993 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5995 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5996 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5997 (ix86_handle_option): Handle OPT_mcrc32.
5998 (ix86_target_string): Add -mcrc32.
5999 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6001 * config/i386/i386.h (TARGET_CRC32): New.
6003 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6004 (sse4_2_crc32di): Likewise.
6006 * config/i386/i386.opt (mcrc32): New.
6008 * doc/invoke.texi: Document -mcrc32.
6010 2009-06-11 Richard Henderson <rth@redhat.com>
6012 * common.opt (gdwarf-): Accept a version number.
6013 * doc/invoke.texi (gdwarf-): Update docs.
6014 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6015 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6016 version level, and record it.
6018 * dwarf2.h (DW_CIE_VERSION): Remove.
6019 * dwarf2out.c (DWARF_VERSION): Remove.
6020 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6021 (output_call_frame_info): Use CIE version 3 for dwarf3,
6022 or if the return register column is out of range for version 1.
6023 (dwarf_stack_op_name): Add all dwarf3 values.
6024 (DEBUG_PUBTYPES_SECTION): New.
6025 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6026 encoding change for dwarf3.
6027 (output_die) [dw_val_class_die_ref]: Likewise.
6028 (output_compilation_unit_header): Emit correct version for dwarf3.
6029 (output_line_info): Likewise.
6030 (output_pubnames): Update for DWARF_VERSION removal.
6031 (output_aranges): Likewise.
6032 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6033 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6034 (dwarf2out_finish): Likewise.
6036 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6038 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6041 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6044 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6045 * builtins.c (expand_builtin_unreachable): New function.
6046 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6047 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6048 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6050 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6051 searching for missing barriers.
6053 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6055 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6056 when -fprofile-generate* was passed.
6057 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6059 2009-06-11 Anthony Green <green@moxielogic.com>
6061 * config/moxie/moxie.md: Define length attribute for all instructions.
6063 (*b<cond:code>): Support limited branch ranges for new PC-relative
6064 branch instructions.
6065 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6067 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6069 * config/i386/i386.c (min_insn_size): Use get_attr_length
6070 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6073 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6074 instead of emit_insn_before.
6076 2009-06-10 Ian Lance Taylor <iant@google.com>
6079 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6082 2009-06-10 Revital Eres <eres@il.ibm.com>
6084 * passes.c (init_optimization_passes): Reschedule
6085 predictive-commoning pass before complete unroll pass.
6087 2009-06-10 Martin Jambor <mjambor@suse.cz>
6089 * cgraph.c (cgraph_node_can_be_local_p): New function.
6090 (cgraph_make_node_local): New function.
6091 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6092 (cgraph_make_node_local): Declare.
6094 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6096 * tree.h (tree_base): Add packed_flag and user_align fields.
6097 Decrease size of spare field.
6098 (TYPE_USER_ALIGN): Use user_align from tree_base.
6099 (DECL_USER_ALIGN): Likewise.
6100 (TYPE_PACKED): Use packed_flag from tree_base.
6101 (DECL_PACKED): Likewise.
6102 (tree_type): Delete packed_flag and user_align fields. Widen
6103 precision field. Widen mode field and shuffle fields to align
6104 mode on an 8-bit boundary.
6105 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6106 Renumber decl_flag_* fields. Fix comments. Widen
6107 decl_common_unused field.
6108 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6109 (DECL_EXTERNAL): Likewise.
6110 (DECL_BIT_FIELD): Likewise.
6111 (DECL_NONADDRESSABLE_P): Likewise.
6112 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6113 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6115 2009-06-10 Ian Lance Taylor <iant@google.com>
6117 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6118 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6119 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6120 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6121 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6122 DEF_VEC_ALLOC_FUNC_P.
6123 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6124 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6125 DEF_VEC_ALLOC_FUNC_O.
6126 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6127 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6128 DEF_VEC_ALLOC_FUNC_I.
6129 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6130 (vec_stack_p_reserve_exact_1): Declare.
6131 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6132 (vec_stack_free): Declare.
6133 (VEC_stack_alloc): Define.
6134 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6135 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6136 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6137 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6139 (stack_vecs): New static variable.
6140 (vec_stack_p_reserve_exact_1): New function.
6141 (vec_stack_o_reserve_1): New static function.
6142 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6143 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6144 (vec_stack_free): New function.
6145 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6146 (VEC_df_ref_stack_alloc): Define.
6147 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6148 DEF_VEC_ALLOC_P_STACK.
6149 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6150 (struct df_collection_rec): Change _vec fields to VEC. Remove
6152 (df_free_collection_rec): Adjust for new fields.
6153 (df_insn_rescan): Use new df_collection_rec fields.
6154 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6155 (df_ref_create_structure, df_ref_record): Likewise.
6156 (df_get_conditional_uses, df_get_call_refs): Likewise.
6157 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6158 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6159 (df_record_exit_block_uses, df_bb_verify): Likewise.
6160 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6161 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6162 Remove count parameter. Change return type to void. Change all
6164 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6165 Remove count parameter. Change return type to void. Change all
6167 (df_install_refs): Change old_vec parameter to VEC. Remove count
6168 parameter. Change all callers.
6169 (df_install_mws): Change old_vec parameter to VEC. Remove count
6170 parameter. Change all callers.
6171 (df_refs_verify): Change new_rec parameter to VEC. Change call
6173 (df_mws_verify): Likewise.
6175 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6177 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6179 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6181 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6183 2009-06-10 Anthony Green <green@moxielogic.com>
6185 * config/moxie/crti.asm: New file.
6186 * config/moxie/crtn.asm: New file.
6187 * config/moxie/moxie.c: New file.
6188 * config/moxie/moxie.h: New file.
6189 * config/moxie/sfp-machine.h: New file.
6190 * config/moxie/moxie-protos.h: New file.
6191 * config/moxie/t-moxie: Created.
6192 * config/moxie/t-moxie-softfp: Created.
6193 * config/moxie/moxie.md: Created.
6194 * config/moxie/constraints.md: Created.
6195 * config.gcc: Add moxie support.
6196 * doc/md.texi (Machine Constraints): Add moxie constraints.
6197 * doc/contrib.texi (Contributors): Mention moxie port.
6198 * doc/install.texi (Specific): Mention the moxie port.
6200 2009-06-09 Ian Lance Taylor <iant@google.com>
6202 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6204 * optabs.c (optab_table): Only use designated initializers if
6205 HAVE_DESIGNATED_INITIALIZERS is defined.
6206 (convert_optab_table): Likewise.
6207 (init_optabs): Always call init_insn_codes if
6208 HAVE_DESIGNATED_INITIALIZERS is not defined.
6210 2009-06-09 Ian Lance Taylor <iant@google.com>
6212 * targhooks.c (default_builtin_vectorized_function): Change fn
6213 parameter to unsigned int.
6214 (default_builtin_vectorized_conversion): Change code parameter to
6216 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6217 * targhooks.h: Update declarations.
6218 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6219 parameter to unsigned int.
6221 * c-typeck.c (comptypes_check_enum_int): New static function.
6222 (comptypes_internal): Add enum_and_int_p parameter. Change all
6224 (comp_target_types): Add location parameter. Change all callers.
6225 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6227 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6228 (build_conditional_expr): Add colon_loc parameter. Change all
6230 (convert_for_assignment): Add location parameter. Change all callers.
6231 * c-parser.c (c_parser_conditional_expression): Pass location of
6232 colon to build_conditional_expr.
6233 * c-tree.h (build_conditional_expr): Update declaration.
6235 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6237 * graphite.c: Revert previous patch.
6239 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6242 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6244 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6246 * tree-ssa-loop-prefetch.c
6247 (loop_prefetch_arrays): Fixed a portability problem in printf format
6250 2009-06-09 Martin Jambor <mjambor@suse.cz>
6252 PR tree-optimization/40351
6253 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6254 refrence to a potential artifical subaccess can be constructed.
6256 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6258 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6259 (sh_override_options): Likewise.
6260 * config/sh/sh.c: Include params.h.
6261 (sh_optimization_options): New.
6262 (sh_override_options): Likewise.
6263 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6264 (OVERRIDE_OPTIONS): Use sh_override_options.
6266 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6268 * dwarf2out.c (emit_cfa_remember): New variable.
6269 (add_fde_cfi): If emit_cfa_remember, recurse to add
6270 DW_CFA_remember_state first.
6271 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6272 instead just set emit_cfa_remember.
6274 2009-06-08 Jan Hubicka <jh@suse.cz>
6277 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6279 2009-06-08 Jan Hubicka <jh@suse.cz>
6282 * cgraphunit.c (save_inline_function_body): Do not copy transform
6283 hooks for saved inline bodies.
6284 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6287 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6289 * jump.c (returnjump_p): Handle delayed branches. Add missing
6292 2009-06-08 Jan Hubicka <jh@suse.cz>
6295 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6296 original node might've been modified.
6297 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6299 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6301 * tree-object-size.c (addr_object_size): Add OSI argument.
6302 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6303 (compute_builtin_object_size, expr_object_size): Adjust callers.
6304 (plus_stmt_object_size): Call addr_object_size instead of
6305 compute_builtin_object_size.
6307 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6308 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6310 * tree-ssa-loop-prefetch.c
6311 (gather_memory_references): Introduced a counter for the number of
6313 (anything_to_prefetch_p): Introduced a counter for the number of
6315 (is_loop_prefetching_profitable): New function with a cost model
6317 (loop_prefetch_arrays): Use the new cost model to determine if
6318 prefetching is profitable.
6319 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6320 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6321 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6322 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6323 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6324 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6326 2009-06-08 Michael Matz <matz@suse.de>
6329 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6330 partitions use the same.
6331 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6332 for basevars of SSA_NAMEs.
6333 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6334 to not expand them twice.
6335 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6338 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6340 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6341 (fdump-final-insns=, gtoggle): New.
6342 * doc/invoke.texi: Document them.
6343 * final.c (rest_of_clean_state): Dump final insn stream.
6344 * gcc.c (invoke_as): Hook in -fcompare-debug.
6345 (static_spec_functions): Add compare-debug-dump-opt,
6346 compare-debug-self-opt and compare-debug-auxbase-opt.
6347 (compare_debug, compare_debug_second, compare_debug_opt): New.
6348 (switches_debug_check, n_switches_debug_check): New.
6349 (debug_auxbase_opt, debug_check_temp_file): New.
6350 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6352 (do_self_spec): Handle arguments after switches.
6353 (do_spec_1): Add .gk extension to temp file basenames for compare.
6354 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6355 (cc1_options): Use it instead of normal auxbase computation for
6356 the second compare-debug compilation.
6357 (compare_files): New.
6358 (main): Set up and implement compare debug mode.
6359 (compare_debug_dump_opt_spec_function): New.
6360 (compare_debug_self_opt_spec_function): New.
6361 (compare_debug_auxbase_opt_spec_function): New.
6362 * toplev.c (process_options): Handle flag_gtoggle,
6363 flag_dump_final_insns.
6364 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6365 during -fcompare-debug-second compilation.
6367 2009-06-07 Ian Lance Taylor <iant@google.com>
6369 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6370 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6372 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6373 with no default node. Change warning with %H to warning_at.
6374 Don't clear warn_switch around case checking.
6375 * doc/invoke.texi (Warning Options): Clarify distinction between
6376 -Wswitch and -Wswitch-enum.
6378 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6380 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6382 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6384 * gbl-ctors.h: Add header guard.
6386 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6388 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6389 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6390 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6391 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6392 prototypes for removed functions.
6393 (expressions_equal_p): Move to ...
6394 * tree-ssa-sccvn.h: ... here and ...
6395 * matrix-reorg.c: ... adjust includes.
6397 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6399 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6403 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6404 (finish_function): Remove erroneous whitespace.
6406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6408 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6409 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6411 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6413 * errors.c (internal_error): Commentary typo fix.
6414 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6415 * tree-ssa-pre.c: Ditto.
6417 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6419 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6420 them is supposed to hold actual statements.
6422 2009-06-06 Ian Lance Taylor <iant@google.com>
6424 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6425 empty statements can now have attributes.
6427 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6429 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6430 * config/mips/mips.md: Ditto.
6432 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6434 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6436 (__eabi_uconvert): Likewise.
6438 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6440 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6441 CFI_* definitions with IN_GCC.
6443 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6445 * xcoffout.h (xcoffout_source_line): Update prototype.
6447 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6450 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6452 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6455 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6456 inlined_function_outer_scope_p blocks for artificial inlines
6458 * tree.c (tree_nonartificial_location): Rewrite using
6459 block_nonartificial_location.
6461 2009-06-05 Revital Eres <eres@il.ibm.com>
6462 Leehod Baruch <leehod@il.ibm.com>
6464 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6465 (expand_expr_real_1): Remove comment.
6466 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6467 Vectorize misaligned access when the target supports it.
6468 (vect_supportable_dr_alignment): Check for unaligned access support.
6469 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6472 2009-06-05 Julian Brown <julian@codesourcery.com>
6474 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6475 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6477 2009-06-05 Richard Guenther <rguenther@suse.de>
6480 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6483 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6485 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6486 (save_gprs): Don't tell unwinder when a global register is saved.
6487 (s390_emit_epilogue): Emit needed epilogue unwind info.
6489 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6491 * dwarf2out.c (deferred_asm_name): New.
6492 (add_name_and_src_coords_attributes): Defer creation of
6493 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6495 (move_linkage_attr): New.
6496 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6499 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6501 * tree-nested.c (finalize_nesting_tree_1): Declare the
6502 frame_decl in the binding tree.
6504 2009-06-04 Cary Coutant <ccoutant@google.com>
6506 * basic-block.h (struct basic_block_def): Add discriminator field.
6507 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6509 * debug.c (do_nothing_debug_hooks): Add additional entry.
6510 (debug_nothing_int_charstar_int): New function.
6511 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6512 (debug_nothing_int_charstar_int): New declaration.
6513 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6514 discriminator value in .loc directive.
6515 * final.c (last_discriminator): New variable.
6516 (discriminator): New variable.
6517 (final_start_function): Initialize above variables, pass current
6518 discriminator to debug hook.
6519 (notice_source_line): Check for discriminator change.
6520 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6521 * sdbout.c (sdbout_source_line): New parameter.
6522 * tree-cfg.c (struct locus_discrim_map): New structure type.
6523 (discriminator_per_locus): New hash table.
6524 (build_gimple_cfg): Allocate and free discriminator hash table.
6525 (make_edges): Call assign_discriminator.
6526 (locus_map_hash): New function.
6527 (locus_map_eq): New function.
6528 (next_discriminator_for_locus): New function.
6529 (same_line_p): New function.
6530 (assign_discriminator): New function.
6531 (make_cond_expr_edges): Call assign_discriminator.
6532 (make_gimple_switch_edges): Likewise.
6533 (first_non_label_stmt): New function.
6534 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6536 * xcoffout.c (xcoffout_source_line): Add new parameter.
6538 * configure.ac (gcc_cv_as_discriminator): New configury check for
6539 gas support for discriminator.
6540 * configure: Regenerate.
6541 * config.in: Regenerate.
6543 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6545 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6546 val after checking for integers.
6548 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6552 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6553 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6554 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6555 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6556 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6557 X64_SSE_REGPARM_MAX.
6558 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6559 X64_SSE_REGPARM_MAX.
6561 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6563 * gcc.c (report_times_to_file): New.
6564 (execute): Implement it.
6565 (process_command): Support -time=.
6566 * doc/invoke.texi: Document it.
6568 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6570 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6571 that have value exprs.
6573 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6575 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6576 declarations for constants until...
6577 (dw2_output_indirect_constant_1): ... this point.
6579 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6582 * arm.md (arm_addsi3): Don't try to split an add with an
6583 eliminable register until after reload has completed.
6585 2009-06-03 Ian Lance Taylor <iant@google.com>
6587 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6588 * genattrtab.c (write_length_unit_log): Likewise.
6589 * genchecksum.c (dosum): Likewise.
6590 * gengtype.c (write_rtx_next): Likewise.
6591 (finish_root_table, write_roots): Likewise.
6592 * gimple.c (gimple_ops_offset_): Likewise.
6593 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6594 * config/arc/arc.c (arc_attribute_table): Likewise.
6595 * config/arm/arm.c (arm_attribute_table): Likewise.
6596 * config/avr/avr.c (avr_attribute_table): Likewise.
6597 * config/crx/crx.c (crx_attribute_table): Likewise.
6598 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6599 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6600 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6601 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6602 * config/sh/sh.c (sh_attribute_table): Likewise.
6603 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6604 * config/spu/spu.c (spu_attribute_table): Likewise.
6605 * config/v850/v850.c (v850_attribute_table): Likewise.
6607 * config/alpha/alpha.c (vms_attribute_table): Make static.
6608 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6609 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6610 * config/mips/mips.c (mips_attribute_table): Likewise.
6612 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6614 (cc1-checksum.o): Likewise.
6616 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6618 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6620 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6622 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6623 insn if it is changing sp. Use gen_add3_insn instead of
6624 conditionally gen_addsi3 and gen_adddi3.
6625 (offset_below_red_zone_p): New static inline function.
6626 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6627 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6628 * config/rs6000/ppc-asm.h: Include auto-host.h.
6629 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6630 CFI_RESTORE): Define.
6631 * config/rs6000/crtresxgpr.asm: Add unwind info.
6632 * config/rs6000/crtresxfpr.asm: Likewise.
6633 * config/rs6000/crtresgpr.asm: Likewise.
6634 * config/rs6000/crtresfpr.asm: Likewise.
6635 * config/rs6000/crtsavgpr.asm: Likewise.
6636 * config/rs6000/crtsavfpr.asm: Likewise.
6638 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6639 argument of DWARF2_FRAME_REG_OUT macros.
6641 2009-06-03 Julian Brown <julian@codesourcery.com>
6643 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6644 words or less (including TImode) in core registers.
6646 2009-06-03 Richard Guenther <rguenther@suse.de>
6649 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6651 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6653 * statistics.c (statistics_counter_event): Do not record event
6654 in pass dump if its number == -1.
6655 (curr_statistics_hash): Add assert that we never get passes
6656 with static number == -1.
6658 2009-06-03 Richard Guenther <rguenther@suse.de>
6659 Andrey Belevantsev <abel@ispras.ru>
6661 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6662 non-BLKmode arrays addressable.
6664 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6666 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6667 * config/m68k/m68k.h: ... here.
6668 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6671 2009-06-03 Martin Jambor <mjambor@suse.cz>
6673 PR tree-optimization/40323
6674 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6677 2009-06-03 Richard Guenther <rguenther@suse.de>
6679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6682 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6684 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6685 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6686 JUMP_TABLE_DATA_P where applicable.
6687 * config/sh/sh.c: Ditto.
6688 * config/sh/sh.h: Ditto.
6689 * config/sh/sh.md: Ditto.
6690 * config/sh/symbian.c: Ditto.
6692 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/driver-i386.c (describe_cache): Optimize
6695 concatenation of strings. Use snprintf instead of sprintf.
6696 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6697 target when not compiling with GCC.
6699 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6701 * config/sh/sh.c: Revert last change.
6702 (sh_expand_epilogue): Emit a blockage insn before the frame
6703 pointer adjustment unconditionally.
6705 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6707 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6708 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6709 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6710 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6711 to COLLECT_GCC_OPTIONS.
6713 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6715 * collect2.c (target_system_root): New variable.
6716 (main): Handle --sysroot=.
6717 (ignore_library): Strip the sysroot from the library path.
6719 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6721 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6722 (collect2.o): Depend on collect2-aix.h.
6723 (collect2-aix.o): New rule.
6724 * collect2-aix.h: New file.
6725 * collect2-aix.c: Likewise.
6726 * collect2.c: Include collect2-aix.h. Don't undefine
6727 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6728 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6729 Use TARGET_AIX_VERSION instead of _AIX51.
6730 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6731 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6732 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6733 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6734 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6736 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6738 * collect2.c (ignore_library): Avoid premature post-increment
6741 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6743 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6744 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6745 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6746 CROSS_DIRECTORY_STRUCTURE too.
6747 (LINK_LIBG_SPEC): Likewise.
6748 (LIB_SPEC): Add %R to sysroot paths.
6749 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6750 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6751 * config/rs6000/aix51.h: As for aix43.h.
6752 * config/rs6000/aix52.h: Likewise.
6753 * config/rs6000/aix53.h: Likewise.
6754 * config/rs6000/aix61.h: Likewise.
6755 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6756 to the beginning of sysroot paths.
6758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6760 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6761 INSN_LISTs that are out of the REG_NOTE range.
6763 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6765 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6766 (struct var_to_expand): Likewise.
6767 (struct opt_info): Add head and tail for linked lists of the above.
6768 (analyze_insn_to_expand_var): Initialize next.
6769 (analyze_iv_to_split_insn): Likewise.
6770 (analyze_insns_in_loop): Create linked lists.
6771 (allocate_basic_variable): Simplify for use without hash table.
6772 (insert_var_expansion_initialization): Likewise, make it type-safer.
6773 (combine_var_copies_in_loop_exit): Likewise.
6774 (apply_opt_in_copies): Walk lists rather than hash tables.
6775 (release_var_copies): Simplified and inlined by hand into...
6776 (free_opt_info): ... this function.
6778 2009-06-02 Richard Guenther <rguenther@suse.de>
6780 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6783 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6785 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6786 only for builtins that are not overridden.
6788 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6790 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6793 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6795 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6797 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6799 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6801 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6803 * common.opt (fdump-unnumbered-links): New.
6804 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6805 * print-rtl.c (flag_dump_unnumbered_links): New.
6806 (print_rtx): Test it.
6808 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6810 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6811 push/pop multiple to 8-byte alignment.
6813 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6815 * config/i386/i386.c (queued_cfa_restores): New static variable.
6816 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6818 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6819 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6820 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6821 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6822 note unconditionally.
6823 (ix86_emit_restore_regs_using_mov): Likewise.
6824 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6825 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6826 it through to ix86_emit_restore_reg_using_pop.
6827 (ix86_emit_leave): Add RED_OFFSET argument. Call
6828 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6829 instead of adding REG_CFA_OFFSET note unconditionally.
6830 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6831 the above functions. Call ix86_add_queued_cfa_restore_notes when
6834 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6835 force output of the label even for dwarf2out_do_cfi_asm.
6836 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6837 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6838 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6840 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6841 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6842 dwarf2out_cfi_label callers.
6843 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6844 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6845 Adjust dwarf2out_cfi_label callers.
6846 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6848 * config/i386/i386.h (struct machine_cfa_state,
6849 struct machine_function): Guard with ifndef USED_FOR_TARGET
6850 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6853 * emutls.c (__emutls_get_address): Change arr->size to mean number
6854 of allocated arr->data entries instead of # of slots + 1.
6857 * recog.c (peep2_reinit_state): New function.
6858 (peephole2_init_state): Use it at the end of a basic block and also
6859 when seeing a RTX_FRAME_RELATED_P insn.
6861 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6863 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6864 fixuns_truncrfdi2): New.
6865 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6866 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6867 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6868 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6869 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6870 *recip_approx): Remove.
6871 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6872 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6873 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6875 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6878 2009-06-01 Ian Lance Taylor <iant@google.com>
6880 * attribs.c (register_attribute): Use CONST_CAST.
6881 * collect2.c (main): Use CONST_CAST2.
6882 (scan_prog_file): Likewise.
6883 * gcc.c (process_command, main): Likewise.
6884 * toplev.c (toplev_main): Likewise.
6886 * c-typeck.c (handle_warn_cast_qual): New static function,
6887 partially broken out of build_c_cast.
6888 (build_c_cast): Call handle_warn_cast_qual.
6889 * doc/invoke.texi (Warning Options): Document new effect of
6892 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6894 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6895 (diagnostic_report_current_module): Print columns.
6896 * common.opt (flag_show_column): Enable by default.
6898 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6900 * alias.c (find_base_term): Check for NULL term before returning.
6902 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6904 Revert due to PR40320:
6905 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6906 * calls.c (emit_library_call_value_1): Don't force_operand for move
6909 2009-06-01 Olivier Hainque <hainque@adacore.com>
6910 Eric Botcazou <ebotcazou@adacore.com>
6912 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6913 to be processed as a bitfield for constructor output purposes.
6914 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6916 * varasm.c (oc_local_state): New type, output_constructor
6917 local state to support communication with helpers.
6918 (oc_outer_state): New type, output_constructor outer state of
6919 relevance in recursive calls.
6920 (output_constructor_array_range): New output_constructor helper,
6921 extracted code for an array range element.
6922 (output_constructor_regular_field): New output_constructor helper,
6923 extracted code for an element that is not a bitfield.
6924 (output_constructor_bitfield): New output_constructor helper,
6925 extracted code for a bitfield element. Accept an OUTER state
6926 argument for recursive processing. Recurse on record or array
6927 CONSTRUCTOR values, possibly past noop conversions.
6928 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6929 VALUE is a valid constant-valued expression for use in a static
6930 bit-field initializer.
6931 (output_constructor): Rework to use helpers. Accept and honor an
6932 OUTER state argument for recursive calls. Return total size. Be
6933 prepared for nested constructors initializing bitfields.
6934 (output_constant): Feed OUTER in calls to output_constructor.
6936 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6938 * calls.c (emit_library_call_value_1): Don't force_operand for move
6941 2009-06-01 Nick Clifton <nickc@redhat.com>
6943 * doc/invoke.texi (IA-64 Options): Fix typo.
6945 2009-06-01 Ira Rosen <irar@il.ibm.com>
6947 PR tree-optimization/39129
6948 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6950 (vect_do_peeling_for_loop_bound): Use
6951 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6952 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6953 (vect_loop_versioning): Likewise.
6954 (vect_create_cond_for_alias_checks): Fix indentation.
6955 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6957 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6958 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6959 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6960 "control flow in loop".
6961 (vect_estimate_min_profitable_iters): Use
6962 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6963 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6964 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6965 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6966 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6967 statement belongs to a group of strided accesses with the exact code
6969 (vectorizable_load): Likewise.
6970 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6971 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6973 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6975 * config/freebsd-stdint.h: New file.
6976 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6977 Add freebsd-stdint.h to tm_file.
6979 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6981 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6982 (thumb2_extendhidi2): Likewise.
6984 2009-05-31 Ian Lance Taylor <iant@google.com>
6986 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6988 2009-05-31 Ian Lance Taylor <iant@google.com>
6990 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6991 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6992 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6994 2009-05-31 Jason Merrill <jason@redhat.com>
6996 * tree-pretty-print.c (print_call_name): Take the callee, not the
6997 call itself. Make non-static. Use dump_function_name for functions.
6998 (dump_generic_node): Adjust.
6999 * diagnostic.h: Declare print_call_name.
7000 * gimple-pretty-print.c (dump_gimple_call): Use it.
7002 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7004 * config/sh/sh.md (ashldi3_std): New define_expand.
7007 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7010 * config/sh/sh.c: Include debug.h.
7011 (sh_expand_epilogue): Emit a blockage insn before the frame
7012 pointer adjustment also when dwarf2out_do_frame returns true.
7014 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7016 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7017 (thumb2_extendqidi2): New pattern.
7019 2009-05-31 Ira Rosen <irar@il.ibm.com>
7021 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7022 mark phis for renaming.
7023 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7024 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7025 Call mark_sym_for_renaming.
7026 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7027 * tree-vect-loop.c (vect_transform_loop): Remove
7028 vect_memsyms_to_rename initialization and a call to
7029 mark_set_for_renaming.
7031 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7034 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7035 frame related even if !set_cfa && style < 0.
7037 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7039 * config/i386/mingw-tls.c: New file.
7040 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7041 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7042 defining _WIN32 but not __CYGWIN__.
7044 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * configure.ac: Add MPC support.
7048 * config.in, configure: Regenerate.
7050 2009-05-29 Richard Henderson <rth@redhat.com>
7052 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7053 NOTE_INSN_BASIC_BLOCK.
7054 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7055 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7056 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7058 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7060 (add_cfi): Disable check redefining cfa away from drap.
7061 (lookup_cfa_1): Add remember argument; handle remember/restore.
7062 (lookup_cfa): Pass remember argument.
7063 (cfa_remember): New.
7064 (compute_barrier_args_size_1): Remove sibcall check.
7065 (dwarf2out_frame_debug_def_cfa): New.
7066 (dwarf2out_frame_debug_adjust_cfa): New.
7067 (dwarf2out_frame_debug_cfa_offset): New.
7068 (dwarf2out_frame_debug_cfa_register): New.
7069 (dwarf2out_frame_debug_cfa_restore): New.
7070 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7071 (dwarf2out_begin_epilogue): New.
7072 (dwarf2out_frame_debug_restore_state): New.
7073 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7074 DW_CFA_restore_state.
7075 (output_cfi_directive): Likewise.
7076 (convert_cfa_to_fb_loc_list): Likewise.
7077 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7078 * dwarf2out.h: Update.
7079 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7080 (copy_insn_1): Early out for null.
7081 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7082 and dwarf2out_frame_debug_restore_state.
7083 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7084 (prologue_insn_hash, epilogue_insn_hash): New.
7085 (free_after_compilation): Adjust freeing accordingly.
7086 (record_insns): Create hash table if needed; push insns into
7087 hash instead of array.
7088 (maybe_copy_epilogue_insn): New.
7089 (contains): Search hash table instead of array.
7090 (sibcall_epilogue_contains): Remove.
7091 (thread_prologue_and_epilogue_insns): Split eh_return insns
7092 and mark them as epilogues.
7093 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7094 scanning in terms of basic blocks.
7095 * insn-notes.def (CFA_RESTORE_STATE): New.
7096 * jump.c (returnjump_p_1): Accept EH_RETURN.
7097 (eh_returnjump_p_1, eh_returnjump_p): New.
7098 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7099 CFA_REGISTER, CFA_RESTORE): New.
7100 * rtl.def (EH_RETURN): New.
7101 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7103 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7104 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7106 * config/i386/i386.c (gen_push): Update cfa state.
7107 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7108 add a CFA_ADJUST_CFA note.
7109 (ix86_dwarf_handle_frame_unspec): Remove.
7110 (ix86_expand_prologue): Update cfa state.
7111 (ix86_emit_restore_reg_using_pop): New.
7112 (ix86_emit_restore_regs_using_pop): New.
7113 (ix86_emit_leave): New.
7114 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7115 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7116 * config/i386/i386.h (struct machine_cfa_state): New.
7117 (ix86_cfa_state): New.
7118 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7119 (eh_return_internal): Merge from eh_return_<mode>,
7120 use eh_return rtx, split w/ epilogue.
7122 2009-05-29 Ian Lance Taylor <iant@google.com>
7124 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7126 * calls.c (emit_library_call_value_1): Likewise.
7128 * c-typeck.c (c_build_va_arg): New function.
7129 * c-tree.h (c_build_va_arg): Declare.
7130 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7131 instead of build_va_arg.
7133 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7135 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7136 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7137 (ptr_difference_cost): Use affine combinations to compute it.
7138 (difference_cost): Likewise.
7139 (get_computation_cost_at): Compute more accurate cost for addresses
7140 if the ratio is a multiplier allowed in addresses.
7141 For non-addresses, consider that an additional offset or symbol is
7144 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7146 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7147 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7149 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7150 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7151 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7153 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7154 to 1 for TYPE_SSE{IADD1,CVT1}.
7155 (prefix_vex_imm8): Removed.
7156 (length_vex): Only pass 1 as second argument to
7157 ix86_attr_length_vex_default if prefix_extra is 0.
7158 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7159 (length): For prefix vex computation use length_immediate
7160 attribute instead of prefix_vex_imm8.
7161 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7162 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7163 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7164 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7165 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7166 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7167 a space in between the operands.
7168 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7169 if one operand is 0xff and the other one si, di, bp or sp.
7170 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7171 other one si, di, bp or sp.
7172 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7173 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7174 type and mode attributes.
7175 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7176 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7177 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7178 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7179 prefix_data16 attribute iff MODE_DF.
7180 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7181 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7182 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7183 constm128_operand in length_immediate computation.
7184 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7185 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7186 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7187 length_immediate attribute to 1.
7188 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7189 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7190 for certain alternatives.
7191 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7192 prefix_data16 attribute if MODE_V1DF.
7193 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7194 length_immediate to 1.
7195 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7196 length_address to 4, set mode attribute to MODE_DI.
7197 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7198 (fxam<mode>2_i387): Set length attribute to 4.
7199 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7200 *prefetch_3dnow_rex): Override length_address attribute.
7201 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7203 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7204 (constm128_operand): Removed.
7205 * config/i386/i386.c (memory_address_length): For
7206 disp && !index && !base in 64-bit mode account for SIB byte if
7207 print_operand_address can't optimize disp32 into disp32(%rip)
7208 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7209 for fs: or gs: segment.
7210 (ix86_attr_length_immediate_default): When checking if shortform
7211 is possible, truncate immediate to the length of the non-shortened
7213 (ix86_attr_length_address_default): Ignore MEM_P operands
7215 (ix86_attr_length_vex_default): Only check for DImode on
7216 GENERAL_REG_P operands.
7217 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7218 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7219 (sse_cvttps2pi): Clear prefix_rep attribute.
7220 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7222 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7223 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7224 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7225 iff operand 2 is const_int_operand.
7226 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7227 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7228 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7230 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7232 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7233 prefix_data16 attribute for movlpd and movhpd instructions.
7234 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7235 length_immediate for shufpd instruction.
7236 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7237 (avx_cmpp<avxmodesuffixf2c><mode>3,
7238 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7239 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7240 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7241 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7242 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7243 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7244 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7245 prefix_data16 attribute for the first alternative to 1.
7246 (*avx_loadlps): Override length_immediate for the first alternative.
7247 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7248 attributes for second alternative.
7249 (*vec_concatv2sf_sse4_1): Override length_immediate and
7250 prefix_data16 attributes for second alternative.
7251 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7252 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7253 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7254 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7255 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7256 prefix_data16 and length_immediate to 1.
7257 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7259 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7260 prefix_extra attribute for variants that don't have 0f prefix alone.
7261 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7262 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7263 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7264 *sse4_1_pextrd): Set length_immediate to 1.
7265 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7266 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7268 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7269 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7270 length_immediate to 1 for second alternative.
7271 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7272 prefix_extra and length_immediate attributes for the first
7274 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7276 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7277 to 1 for the first and third alternative.
7278 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7280 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7282 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7284 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7285 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7286 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7287 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7288 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7289 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7290 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7291 ssse3_psign<mode>3): Override prefix_rex attribute.
7292 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7293 (ssse3_palignrti): Override length_immediate to 1.
7294 (ssse3_palignrdi): Override length_immediate to 1, override
7295 prefix_rex attribute.
7296 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7297 (sse4a_extrqi): Override length_immediate to 2.
7298 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7299 (sse4a_insertq): Override prefix_data16 to 0.
7300 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7301 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7302 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7303 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7304 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7305 and length_immediate to 1.
7306 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7307 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7308 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7309 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7310 and length_immediate to 1.
7311 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7312 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7313 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7314 avx_ptest256): Override prefix_extra to 1.
7315 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7316 Override prefix_data16 and length_immediate to 1.
7317 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7318 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7319 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7320 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7321 prefix_data16 to 0 and prefix_extra to 2.
7322 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7323 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7325 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7326 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7327 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7328 and prefix_extra to 2.
7329 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7330 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7331 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7332 avx_vpermilvar<mode>3,
7333 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7334 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7335 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7336 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7337 Override prefix_extra to 1.
7338 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7339 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7340 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7341 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7342 prefix_extra and length_immediate to 1.
7343 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7345 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7346 to 1 for the first alternative.
7347 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7348 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7350 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7351 *movv2sf_internal_avx, *movv2sf_internal): Override
7352 prefix_rep attribute for certain alternatives.
7353 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7354 attributes for certain alternatives.
7355 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7356 attributes for certain alternatives.
7357 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7358 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7359 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7360 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7361 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7362 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7363 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7364 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7365 length_immediate to 1 if operand 2 is const_int_operand.
7366 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7367 *vec_extractv2si_1): Set length_immediate attribute to 1.
7368 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7369 using old 3DNOW insn rather than SSE/3DNOW_A.
7370 (mmx_emms, mmx_femms): Clear modrm attribute.
7372 2009-05-29 Martin Jambor <mjambor@suse.cz>
7374 * tree-sra.c: New implementation of SRA.
7376 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7377 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7378 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7379 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7380 (SRA_MAX_STRUCTURE_COUNT): Removed.
7381 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7382 * doc/invoke.texi (sra-max-structure-size): Removed.
7383 (sra-field-structure-ratio): Removed.
7385 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7388 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7391 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7393 PR rtl-optimization/40101
7394 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7395 seqno. Adjust comment.
7396 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7397 inserting bookkeeping before a jump, the jump is not scheduled.
7398 When no positive seqno found, provide a value. Add comment.
7400 2009-05-29 Richard Guenther <rguenther@suse.de>
7402 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7403 short-cutting on the first component.
7405 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7408 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7409 for trees other than decls/types.
7411 2009-05-29 Richard Guenther <rguenther@suse.de>
7413 * tree-ssa-operands.c (get_expr_operands): Do not handle
7414 INDIRECT_REFs in the handled-component case. Remove
7415 unused get_ref_base_and_extent case.
7416 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7417 tree_low_cst and host_integerp where possible.
7418 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7419 codes for equivalence.
7420 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7422 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7424 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7425 to tmake_file for i[34567]86-*-cygwin*.
7427 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7430 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7431 (altivec_categorize_keyword, init_vector_keywords,
7432 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7435 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7437 * tree.c (handle_dll_attribute): Check if node is
7438 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7440 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7442 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7444 (thumb2_zero_extendqidi2): Likewise.
7446 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7449 instead of gen_movrt.
7450 * config/sh/sh.md (movrt): Remove.
7452 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7454 * doc/invoke.texi (IA-64 Options):
7455 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7456 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7457 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7458 -msched-prefer-non-control-spec-insns,
7459 -msched-stop-bits-after-every-cycle,
7460 -msched-count-spec-in-critical-path,
7461 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7462 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7463 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7464 and -msched-spec-verbose.
7466 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7468 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7469 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7471 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7473 2009-05-28 Richard Guenther <rguenther@suse.de>
7475 * tree-ssa-alias.c (ao_ref_init): New function.
7476 (ao_ref_base): Likewise.
7477 (ao_ref_base_alias_set): Likewise.
7478 (ao_ref_alias_set): Likewise.
7479 (refs_may_alias_p_1): Change signature.
7480 (refs_may_alias_p): Adjust.
7481 (refs_anti_dependent_p): Likewise.
7482 (refs_output_dependent_p): Likewise.
7483 (call_may_clobber_ref_p_1): Change signature.
7484 (call_may_clobber_ref_p): Adjust.
7485 (stmt_may_clobber_ref_p_1): New function split out from ...
7486 (stmt_may_clobber_ref_p): ... here.
7487 (maybe_skip_until): Adjust signature.
7488 (get_continuation_for_phi): Likewise.
7489 (walk_non_aliased_vuses): Likewise.
7490 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7491 (ao_ref_init): Declare.
7492 (ao_ref_base): Likewise.
7493 (ao_ref_alias_set): Likewise.
7494 (stmt_may_clobber_ref_p_1): Likewise.
7495 (walk_non_aliased_vuses): Adjust.
7496 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7497 (get_ref_from_reference_ops): remove.
7498 (vn_reference_lookup_2): Adjust signature.
7499 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7500 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7501 (vn_reference_lookup): Adjust.
7502 (vn_reference_insert): Likewise.
7503 (vn_reference_insert_pieces): Adjust signature.
7504 (visit_reference_op_call): Adjust.
7505 * tree-ssa-pre.c (get_expr_type): Simplify.
7506 (phi_translate_1): Adjust.
7507 (compute_avail): Likewise.
7508 (translate_vuse_through_block): Do not re-build trees.
7509 (value_dies_in_block_x): Likewise.
7510 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7512 (vn_reference_lookup_pieces): Adjust declaration.
7513 (vn_reference_insert_pieces): Likewise.
7515 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7517 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7518 with checking disabled.
7520 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7524 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7525 macro definition for support of three-operand format aligned
7526 .comm directive in assembler on cygwin/pe/mingw target OS.
7527 * configure: Regenerate.
7528 * config.h: Regenerate.
7530 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7531 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7532 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7534 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7535 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7537 2009-05-28 Ira Rosen <irar@il.ibm.com>
7539 PR tree-optimization/40254
7540 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7541 in analysis of basic blocks.
7543 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7546 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7547 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7548 (TARGET_INITIALIZER): Use it.
7549 * cse.c (CHEAPER): Move it up to the other macros.
7550 (insert): Rename this ...
7551 (insert_with_costs): ... to this. Add cost parameters. Update
7553 (insert): New function. Call insert_with_costs.
7554 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7555 find_reg_offset_for_const, try_const_anchors): New functions.
7556 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7557 when using a const-anchor. Call insert_const_anchors.
7558 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7559 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7561 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7563 * tree-inline.c (remap_decls): Enable nonlocalized variables
7564 when not optimizing.
7566 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7568 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7569 Simplify other tests involving optimize.
7571 2009-05-27 Tom Tromey <tromey@redhat.com>
7573 * unwind-dw2.c (_Unwind_DebugHook): New function.
7574 (uw_install_context): Call _Unwind_DebugHook.
7576 2009-05-27 Tom Tromey <tromey@redhat.com>
7578 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7580 2009-05-27 Ian Lance Taylor <iant@google.com>
7582 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7583 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7584 (ALL_LINKERFLAGS): Define.
7585 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7586 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7587 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7588 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7589 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7590 $(LINKER_FOR_BUILD).
7591 (build/gcov-iov$(build_exeext)): Likewise.
7593 2009-05-27 Julian Brown <julian@codesourcery.com>
7595 * gcse.c (target.h): Include.
7596 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7597 copy of argument to a pseudo register.
7599 2009-05-27 Diego Novillo <dnovillo@google.com>
7601 * tree-ssa-live.c (dump_scope_block): Document arguments.
7602 (dump_scope_blocks): Document.
7603 (debug_scope_blocks): New.
7604 * tree-flow.h (debug_scope_blocks): Declare.
7606 2009-05-21 Denis Chertykov <denisc@overta.ru>
7608 * doc/contrib.texi (Contributors): Add myself to the list.
7610 2009-05-27 Olivier Hainque <hainque@adacore.com>
7612 * expr.c (target_align): New function. Alignment the TARGET of an
7613 assignment may be assume to have.
7614 (highest_pow2_factor_for_target): Use it instead of relying on
7615 immediate tree attributes of TARGET, not necessarily honored when
7616 intermediate bitfields are involved.
7618 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7621 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7622 AVX, SSE4, AES, PCLMUL and POPCNT.
7624 2009-05-27 Diego Novillo <dnovillo@google.com>
7626 * tree-pretty-print.c (dump_location): New.
7627 (dump_generic_node): Call it.
7628 Factor code to handle BLOCK nodes ...
7629 (dump_block_node): ... here.
7631 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7633 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7635 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7637 * gcc-plugin.h: Include config.h and system.h.
7638 (IN_GCC): Define if not defined.
7640 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7643 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7646 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7648 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7650 * config/m32r/m32r.h: Ditto.
7651 * config/m32r/m32r.md: Ditto.
7652 * config/m32r/predicates.md: Ditto.
7654 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7656 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7658 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7661 (Loading plugins): typo.
7662 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7663 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7664 (Interacting with the GCC Garbage Collector): Added new section.
7665 (Giving information about a plugin): Added new section for
7667 * ggc.h (ggc_register_root_tab): Added declaration.
7668 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7669 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7670 (register_callback): Improved comment in declaration.
7671 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7672 (extra_root_vec) Added static variable for dynamic roots registration.
7673 (ggc_register_root_tab) Added new routine.
7674 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7675 PLUGIN_GGC_MARKING event.
7676 * ggc-zone.c: Include plugin.h.
7677 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7678 * ggc-page.c: Include plugin.h.
7679 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7680 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7681 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7682 (register_callback): check lack of callbacks for
7683 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7684 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7685 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7686 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7687 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7688 dependency on plugin.h.
7689 (plugin.o): Added dependency on ggc.h...
7691 2009-05-26 Richard Guenther <rguenther@suse.de>
7695 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7696 with mismatched comparison modes.
7698 * expr.c (expand_expr_real_1): Expand the operand of a
7699 VIEW_CONVERT_EXPR in its natural mode.
7701 2009-05-26 Ian Lance Taylor <iant@google.com>
7703 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7704 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7705 (ALL_COMPILERFLAGS): Define.
7706 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7707 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7708 (collect2$(exeext), collect2.o): Likewise.
7709 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7710 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7711 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7712 (libbackend.o, intl.o, cppdefault.o): Likewise.
7713 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7714 (build/%.o): Use $(COMPILER_FOR_BUILD).
7715 (build/gen%$(build_exeext)): Likewise.
7716 (build/gcov-iov$(build_exeext)): LIkewise.
7717 * config/t-darwin (darwin.o): Use $(COMPILER).
7718 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7719 * config/t-sol2 (sol2-c.o): Likewise.
7721 * config/t-vxworks (vxworks.o): Likewise.
7722 * config/x-darwin (host-darwin.o): Likewise.
7723 * config/x-hpux (host-hpux.o): Likewise.
7724 * config/x-linux (host-linux.o): Likewise.
7725 * config/x-solaris (host-solaris.o): Likewise.
7726 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7727 * config/arm/t-arm (arm-c.o): Likewise.
7728 * config/arm/t-pe (pe.o): Likewise.
7729 * config/arm/t-wince-pe (pe.o): Likewise.
7730 * config/i386/t-cygming (winnt.o): Likewise.
7731 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7732 * config/i386/t-cygwin (cygwin1.o): Likewise.
7733 (cygwin2.o): Likewise.
7734 * config/i386/t-i386 (i386-c.o): Likewise.
7735 * config/i386/t-interix (winnt.o): Likewise.
7736 * config/i386/t-netware (netware.o): Likewise.
7737 * config/i386/t-nwld (nwld.o): Likewise.
7738 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7739 * config/i386/x-i386 (driver-i386.o): Likewise.
7740 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7741 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7742 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7743 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7744 * config/mips/x-native (driver-native.o): Likewise.
7745 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7746 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7747 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7748 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7749 * config/score/t-score-elf (score7.o): Likewise.
7750 (score3.o): Likewise.
7751 * config/sh/t-sh (sh-c.o): Likewise.
7752 * config/sh/t-symbian (sh-c.o): Likewise.
7753 (symbian.o): Likewise.
7754 * config/spu/t-spu-elf (spu-c.o): Likewise.
7755 * config/v850/t-v850 (v850-c.o): Likewise.
7756 * config/v850/t-v850e (v850-c.o): Likewise.
7758 2009-05-26 Richard Guenther <rguenther@suse.de>
7760 PR tree-optimization/40122
7761 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7762 VECTOR_CSTs if possible.
7763 (fold_gimple_assign): Likewise.
7765 2009-05-26 Richard Guenther <rguenther@suse.de>
7768 * fold-const.c (fold_binary): Use the correct types for building
7771 2009-05-26 Richard Guenther <rguenther@suse.de>
7773 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7774 redundant calls to merge_alias_info.
7775 (bump_vector_ptr): Likewise.
7776 * tree-ssa-copy.c (merge_alias_info): Remove.
7777 (replace_exp_1): Remove call to merge_alias_info.
7778 (propagate_tree_value): Likewise.
7779 (fini_copy_prop): Propagate points-to info.
7780 * tree-flow.h (merge_alias_info): Remove.
7782 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7784 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7786 2009-05-25 Jan Hubicka <jh@suse.cz>
7788 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7789 * cgraph.h (struct inline_summary): New filed self_wize,
7790 size_inlining_benefit, self_time and time_inlining_benefit.
7791 (struct cgraph_global_info): Replace insns by time ans size fields.
7792 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7793 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7794 (ipcp_update_callgraph): Do not touch function bodies.
7795 * ipa-inline.c: Include except.h
7796 (MAX_TIME): New constant.
7797 (overall_insns): Remove.
7799 (overall_size, max_benefit): New static variables.
7800 (cgraph_estimate_time_after_inlining): New function.
7801 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7802 (cgraph_clone_inlined_nodes): Update size.
7803 (cgraph_mark_inline_edge): Update size.
7804 (cgraph_estimate_growth): Use size info.
7805 (cgraph_check_inline_limits): Check size.
7806 (cgraph_default_inline_p): Likewise.
7807 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7808 (cgraph_decide_recursive_inlining): Check size.
7809 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7811 (cgraph_decide_inlining): Likewise.
7812 (cgraph_decide_inlining_incrementally): Likewise; honor
7813 PARAM_EARLY_INLINING_INSNS.
7814 (likely_eliminated_by_inlining_p): New predicate.
7815 (estimate_function_body_sizes): New function.
7816 (compute_inline_parameters): Use it.
7817 * except.c (must_not_throw_labels): New function.
7818 * except.h (must_not_throw_labels): Declare.
7819 * tree-inline.c (init_inline_once): Kill inlining_weigths
7820 * tree-ssa-structalias.c: Avoid uninitialized warning.
7821 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7822 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7823 (PARAM_INLINE_CALL_COST): Remove.
7824 (PARAM_EARLY_INLINING_INSNS): New.
7826 2009-05-25 Richard Guenther <rguenther@suse.de>
7828 PR tree-optimization/36327
7829 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7830 callback for reference translation or lookup at the point of may-defs.
7831 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7832 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7833 for union COMPONENT_REFs.
7834 (vn_reference_lookup_3): New callback. Lookup from memset
7835 and CONSTRUCTOR assignment, translate through struct copies.
7836 (vn_reference_lookup_pieces): Make sure to not free the
7837 passed operands array. Adjust walk_non_aliased_vuses call.
7838 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7839 make sure we do not leak memory.
7841 2009-05-25 Richard Guenther <rguenther@suse.de>
7843 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7844 * tree-inline.c (expand_call_inline): Reset the escaped and
7846 * tree-ssa-structalias.c (pass_build_ealias): New.
7847 * tree-pass.h (pass_build_ealias): Declare.
7848 * passes.c (init_optimization_passes): Add PTA during
7849 early optimizations.
7850 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7851 and CALLUSED solutions.
7852 (dump_points_to_solution): New function, split out from ...
7853 (dump_points_to_info_for): ... here.
7854 * tree-parloops.c (parallelize_loops): Reset the escaped and
7857 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7860 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7861 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7863 2009-05-25 Ira Rosen <irar@il.ibm.com>
7865 PR tree-optimization/40238
7866 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7867 statements after basic block's labels.
7868 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7869 to free the allocated memory.
7871 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7873 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7874 return address with a USE.
7876 2009-05-24 Richard Guenther <rguenther@suse.de>
7879 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7880 array type from the main variant of the inner type.
7882 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7884 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7885 definition to bool (from int) to un-break build.
7886 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7888 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7890 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7891 discard_stmt_changes): Delete.
7892 * tree-ssa-operands.c (scb_stack): Delete.
7893 (init_ssa_operands): Do not initialize it.
7894 (fini_ssa_operands): Do not free it.
7895 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7897 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7898 update_stmt, remove the others. Fix comments.
7899 * tree-dfa.c (optimize_stack_restore): Likewise.
7900 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7901 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7902 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7903 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7905 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7906 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7907 (dom_opt_finalize_block): Likewise, adjusting access to
7909 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7910 (stmts_to_rescan): Change item type to gimple.
7911 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7913 2009-05-24 Ira Rosen <irar@il.ibm.com>
7915 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7916 * tree-pass.h (pass_slp_vectorize): New pass.
7917 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7918 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7919 * tree-vectorizer.c (timevar.h): Include.
7920 (user_vect_verbosity_level): Declare.
7921 (vect_location): Fix comment.
7922 (vect_set_verbosity_level): Update user_vect_verbosity_level
7923 instead of vect_verbosity_level.
7924 (vect_set_dump_settings): Add an argument. Ignore user defined
7925 verbosity if dump flags require higher level of verbosity. Print to
7926 stderr only for loop vectorization.
7927 (vectorize_loops): Update call to vect_set_dump_settings.
7928 (execute_vect_slp): New function.
7929 (gate_vect_slp): Likewise.
7930 (struct gimple_opt_pass pass_slp_vectorize): New.
7931 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7933 (vec_info_for_bb): New function.
7934 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7935 (VECTORIZATION_ENABLED): New macro.
7936 (SLP_ENABLED, SLP_DISABLED): Likewise.
7937 (vect_is_simple_use): Add bb_vec_info argument.
7938 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7939 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7940 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7941 vect_schedule_slp, vect_analyze_slp): Likewise.
7942 (vect_analyze_stmt): Add slp_tree argument.
7943 (find_bb_location): Declare.
7944 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7945 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7946 (vect_analyze_loop_operations, vect_analyze_loop,
7947 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7948 vect_finalize_reduction, vectorizable_reduction,
7949 vectorizable_live_operation, vect_transform_loop): Likewise.
7950 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7951 skip evolution analysis if analyzing a basic block.
7952 (dr_analyze_indices): Likewise.
7953 (initialize_data_dependence_relation): Skip the test whether the
7954 object is invariant for basic blocks.
7955 (compute_all_dependences): Skip dependence analysis for data
7956 references in basic blocks.
7957 (find_data_references_in_stmt): Don't fail in case of invariant
7958 access in basic block.
7959 (find_data_references_in_bb): New function.
7960 (find_data_references_in_loop): Move code to
7961 find_data_references_in_bb and add a call to it.
7962 (compute_data_dependences_for_bb): New function.
7963 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7964 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7966 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7967 unknown dependence in basic block and fail in case of dependence in
7969 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7970 dependence instances from either loop or basic block vectorization
7972 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7973 before calling nested_in_vect_loop_p.
7974 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7975 dependence instances from either loop or basic block vectorization
7977 (vect_verify_datarefs_alignment): Likewise.
7978 (vect_enhance_data_refs_alignment): Adjust function calls.
7979 (vect_analyze_data_refs_alignment): Likewise.
7980 (vect_analyze_group_access): Fix printing. Skip different checks if
7981 DR_STEP is 0. Keep strided stores either in loop or basic block
7982 vectorization data structure. Fix indentation.
7983 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7985 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7986 dependence instances from either loop or basic block vectorization
7988 (vect_analyze_data_refs): Update comment. Call
7989 compute_data_dependences_for_bb to analyze basic blocks.
7990 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7991 case of loop vectorization. In case of basic block vectorization use
7992 data-ref itself as a base.
7993 (vect_create_data_ref_ptr): In case of basic block vectorization:
7994 don't advance the pointer, add new statements before the current
7995 statement. Adjust function calls.
7996 (vect_supportable_dr_alignment): Support only aligned accesses in
7997 basic block vectorization.
7998 * common.opt (ftree-slp-vectorize): New flag.
7999 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8000 (vect_pattern_recog_1): Likewise.
8001 * tree-vect-stmts.c (process_use): Likewise.
8002 (vect_init_vector): Add new statements in the beginning of the basic
8003 block in case of basic block SLP.
8004 (vect_get_vec_def_for_operand): Adjust function calls.
8005 (vect_finish_stmt_generation): Likewise.
8006 (vectorizable_call): Add assert that it is loop vectorization, adjust
8008 (vectorizable_conversion, vectorizable_assignment): Likewise.
8009 (vectorizable_operation): In case of basic block SLP, take
8010 vectorization factor from statement's type and skip the relevance
8011 check. Adjust function calls.
8012 (vectorizable_type_demotion): Add assert that it is loop
8013 vectorization, adjust function calls.
8014 (vectorizable_type_promotion): Likewise.
8015 (vectorizable_store): Check for outer loop only in case of loop
8016 vectorization. Adjust function calls. For basic blocks, skip the
8017 relevance check and don't advance pointers.
8018 (vectorizable_load): Likewise.
8019 (vectorizable_condition): Add assert that it is loop vectorization,
8020 adjust function calls.
8021 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8022 that it is not reduction, get vector type, call only supported
8023 functions, skip loop specific parts.
8024 (vect_transform_stmt): Check for outer loop only in case of loop
8026 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8027 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8028 for external definition.
8029 * passes.c (pass_slp_vectorize): New pass.
8030 * tree-vect-slp.c (find_bb_location): New function.
8031 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8032 check for patterns only in loops.
8033 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8034 case of multiple types in basic block SLP.
8035 (vect_mark_slp_stmts_relevant): New function.
8036 (vect_supported_load_permutation_p): Fix comment.
8037 (vect_analyze_slp_instance): Add argument. In case of basic block
8038 SLP, take vectorization factor from statement's type, check that
8039 unrolling factor is 1. Adjust function call. Save SLP instance in
8040 either loop or basic block vectorization structure. Return FALSE,
8042 (vect_analyze_slp): Add argument. Get strided stores groups from
8043 either loop or basic block vectorization structure. Return FALSE
8044 if basic block SLP failed.
8045 (new_bb_vec_info): New function.
8046 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8047 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8048 (vect_schedule_slp): Add argument. Get SLP instances from either
8049 loop or basic block vectorization structure. Set vectorization factor
8050 to be 1 for basic block SLP.
8051 (vect_slp_transform_bb): New function.
8052 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8054 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8056 * final.c (shorten_branches): Do not align labels for jump tables.
8057 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8059 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8061 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8062 Remove outdated reference to flow.c and fix nits.
8063 * doc/gccint.texi: Tweak RTL description.
8064 * doc/rtl.texi: Likewise.
8066 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8068 * config/avr/avr.c: Change my email address.
8069 * config/avr/avr.h: Likewise.
8070 * config/avr/avr.md: Likewise.
8071 * config/avr/avr-protos.h: Likewise.
8072 * config/avr/libgcc.S: Likewise.
8074 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8076 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8077 (spu_split_load, spu_split_store): Change return type to int.
8078 (spu_split_convert): Declare.
8079 * config/spu/predicates.md (spu_mem_operand): Remove.
8080 (spu_mov_operand): Update.
8081 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8082 * config/spu/spu.c (regno_aligned_for_load): Remove.
8083 (reg_aligned_for_addr, spu_expand_load): Define.
8084 (spu_expand_extv): Reimplement and handle MEM.
8085 (spu_expand_insv): Handle MEM.
8086 (spu_sched_reorder): Handle insn's with length 0.
8087 (spu_legitimate_address_p): Reimplement.
8088 (store_with_one_insn_p): Return TRUE for any mode with size
8089 larger than 16 bytes.
8090 (address_needs_split): Define.
8091 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8093 (spu_convert_move): Define.
8094 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8095 (spu_split_store): Change all MEM's to TImode.
8096 (spu_init_expanders): Preallocate registers that correspond to
8097 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8099 (spu_split_convert): Define.
8100 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8101 (_move<mode>, _movdi, _movti): Update predicate and condition.
8102 (load, store): Change to define_split.
8103 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8105 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8106 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8107 define_insn_and_split of lshr<mode>3.
8108 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8109 (<v>ashr<mode>3_imm): Define.
8110 (extv, extzv, insv): Allow MEM operands.
8111 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8112 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8113 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8114 (_spu_convert2): Change to define_insn_and_split and remove the
8115 corresponding define_peephole2.
8116 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8117 Change predicates to memory_operand.
8119 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8121 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8123 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8125 PR tree-optimization/40219
8126 * tree.c (iterative_hash_expr): Make sure the builtin function is
8127 a normal builtin function and not a front end or back end builtin
8128 before indexing into the built_in_decls array.
8130 2009-05-22 Richard Guenther <rguenther@suse.de>
8133 * alias.c (write_dependence_p): Do not use TBAA for answering
8134 anti-dependence or output-dependence.
8135 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8136 (emit_pointer_definition): Remove.
8137 (emit_alias_warning): Likewise.
8138 (find_what_var_points_to): Remove TBAA pruning code.
8139 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8141 (compute_points_to_sets): Remove code computing the set of
8142 dereferenced pointers.
8143 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8144 oracle for querying anti and output dependencies.
8145 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8146 if TBAA may be applied.
8147 (refs_anti_dependent_p): New function.
8148 (refs_output_dependent_p): Likewise.
8149 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8150 (refs_output_dependent_p): Likewise.
8151 * doc/tree-ssa.texi (Memory model): New section.
8152 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8153 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8154 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8155 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8156 * expr.c (expand_expr_real_1): Likewise.
8157 * gimple-low.c (lower_stmt): Likewise.
8158 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8159 (dump_gimple_cdt): Remove.
8160 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8161 (gimple_size): Likewise.
8162 (walk_gimple_op): Likewise.
8163 (is_gimple_stmt): Likewise.
8164 (walk_stmt_load_store_addr_ops): Likewise.
8165 (gimple_build_cdt): Remove.
8166 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8167 * gimple.h (gimple_cdt_new_type): Remove.
8168 (gimple_cdt_new_type_ptr): Likewise.
8169 (gimple_cdt_set_new_type): Likewise.
8170 (gimple_cdt_location): Likewise.
8171 (gimple_cdt_location_ptr): Likewise.
8172 (gimple_cdt_set_location): Likewise.
8173 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8174 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8175 GIMPLE_CHANGE_DYNAMIC_TYPE.
8176 (verify_types_in_gimple_stmt): Likewise.
8177 * tree-inline.c (estimate_num_insns): Likewise.
8178 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8179 (copy_decl_to_var): Likewise.
8180 (copy_result_decl_to_var): Likewise.
8181 * tree-pretty-print.c (dump_generic_node): Do not handle
8182 CHANGE_DYNAMIC_TYPE_EXPR.
8183 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8184 * tree-ssa-operands.c (get_expr_operands): Likewise.
8185 * tree-ssa-structalias.c (struct variable_info): Remove
8186 no_tbaa_pruning member.
8187 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8188 (unify_nodes): Do not copy it.
8189 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8190 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8191 (set_uids_in_ptset): Do not check it.
8192 (find_what_var_points_to): Likewise.
8193 (compute_tbaa_pruning): Remove.
8194 (compute_points_to_sets): Do not call it.
8195 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8196 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8197 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8198 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8199 (DECL_NO_TBAA_P): Likewise.
8200 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8201 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8202 (expand_omp_atomic_pipeline): Do not set it.
8203 * print-tree.c (print_node): Do not dump it.
8204 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8207 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8210 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8213 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8215 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8218 2009-05-22 Ben Elliston <bje@au.ibm.com>
8220 * Makefile.in (bversion.h, s-bversion): New targets.
8221 (TOPLEV_H): Add bversion.h.
8222 * toplev.h: Include "bversion.h".
8223 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8224 the __format__ attribute only if compiling with the same version
8225 of GCC as the sources (the "build version").
8227 2009-05-22 Ben Elliston <bje@au.ibm.com>
8229 * c-format.c (handle_format_attribute): Fix comment typo.
8231 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8234 * config/ia64/ia64.opt (mfused-madd): New.
8235 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8236 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8237 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8238 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8239 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8240 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8241 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8242 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8243 instruction if !TARGET_FUSED_MADD.
8244 (fpma, fpms): Remove colon from name.
8246 2009-05-22 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8249 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8250 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8252 (create_expression_by_pieces): Only convert if necessary.
8253 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8254 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8256 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8258 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8259 regular pattern from a template and rename it ...
8260 (*extzv_truncsi_exts): ... to this.
8262 2009-05-21 Richard Guenther <rguenther@suse.de>
8264 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8265 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8266 (cgraph_default_inline_p): Likewise.
8267 (cgraph_decide_inlining_incrementally): Likewise.
8269 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8270 Uros Bizjak <ubizjak@gmail.com>
8272 * config/i386/cpuid.h (bit_MOVBE): New.
8274 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8276 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8277 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8278 (ix86_handle_option): Handle OPT_mmovbe.
8279 (ix86_target_string): Add -mmovbe.
8280 (pta_flags): Add PTA_MOVBE.
8281 (processor_alias_table): Add PTA_MOVBE to "atom".
8282 (override_options): Handle PTA_MOVBE.
8284 * config/i386/i386.h (TARGET_MOVBE): New.
8286 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8287 (*bswapsi_movbe): New.
8288 (*bswapdi_movbe): Likewise.
8289 (bswapdi2): Renamed to ...
8291 (bswapdi2): New expander.
8293 * config/i386/i386.opt (mmovbe): New.
8295 * doc/invoke.texi: Document -mmovbe.
8297 2009-05-21 Taras Glek <tglek@mozilla.com>
8299 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8300 * gcc-plugin.h (plugin_init): Updated signature.
8301 * gcc-plugin.h (plugin_name_args): Moved to this header.
8302 * doc/plugins.texi (plugin_init): Updated documention to reflect
8304 * doc/plugins.texi (plugin_name_args): Added to documention.
8306 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8308 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8309 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8311 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8313 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8314 JUMP_TABLE_DATA_P predicates where applicable.
8315 * config/i386/predicates.md: Ditto.
8316 * config/i386/sse.md: Ditto.
8318 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8320 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8321 operand2 -128 override length_immediate attribute to 1.
8322 * config/i386/predicates.md (constm128_operand): New predicate.
8324 * config/i386/i386.c (memory_address_length): Handle %r12
8325 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8327 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8328 mode look through optional ZERO_EXTEND and SUBREG.
8329 * config/i386/i386.md (R12_REG): New define_constant.
8330 (prefix_data16): For sse unit set also for MODE_TI insns.
8331 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8332 insns set if operand 1 is ext_QIreg_operand.
8333 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8334 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8336 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8337 mode from MODE_DI to MODE_SI.
8338 (movdi_1_rex64): Override modrm and length_immediate attributes
8339 only for movabs (TYPE_IMOV, alternative 2).
8340 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8341 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8342 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8343 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8344 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8345 prefix_rex attribute if DImode.
8346 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8347 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8348 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8349 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8350 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8351 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8352 Likewise. For TYPE_IMOV clear length_immediate attribute.
8353 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8354 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8355 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8356 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8357 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8358 or one operand TYPE_ISHIFT.
8359 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8360 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8361 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8362 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8363 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8364 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8365 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8366 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8367 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8368 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8369 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8370 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8371 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8372 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8373 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8374 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8375 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8376 set mode attribute, don't override length attribute.
8377 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8379 (return_internal_long): Set length attribute to 2 instead of 1.
8380 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8381 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8382 prefix_rex attribute.
8383 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8385 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8387 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8389 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8391 2009-05-20 Ian Lance Taylor <iant@google.com>
8393 * tree.c (build_tree_list_vec_stat): New function.
8394 (ctor_to_vec): New function.
8395 (build_nt_call_vec): New function.
8396 (build_call_array): Change args to be a const pointer.
8397 (build_call_vec): New function.
8398 * tree.h (build_nt_call_vec): Declare.
8399 (build_tree_list_vec_stat): Declare.
8400 (build_tree_list_vec): Define.
8401 (build_call_array): Update declaration.
8402 (build_call_vec): Declare.
8403 (ctor_to_vec): Declare.
8404 * c-common.c (tree_vector_cache): New static variable.
8405 (make_tree_vector): New function.
8406 (release_tree_vector): New function.
8407 (make_tree_vector_single): New function.
8408 (make_tree_vector_copy): New function.
8409 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8410 (make_tree_vector_single, make_tree_vector_copy): Declare.
8411 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8412 (c_parser_expr_list): Don't manage cache here, instead call
8414 (c_parser_release_expr_list): Remove static function.
8415 (c_parser_vec_to_tree_list): Remove static function.
8416 (c_parser_attributes): Call build_tree_list_vec instead of
8417 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8418 c_parser_release_expr_list.
8419 (c_parser_postfix_expression_after_primary): Likewise.
8420 (c_parser_objc_keywordexpr): Likewise.
8422 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8424 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8425 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8426 TARGET_CONVERT_TO_TYPE.
8427 * hooks.c (hook_tree_const_tree_null): Define.
8428 * hooks.h (hook_tree_const_tree_null): Declare.
8429 * target.h (struct gcc_target): Add invalid_parameter_type,
8430 invalid_return_type, promoted_type, and convert_to_type fields.
8431 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8432 (TARGET_INVALID_RETURN_TYPE): Define.
8433 (TARGET_PROMOTED_TYPE): Define.
8434 (TARGET_CONVERT_TO_TYPE): Define.
8435 (TARGET_INITIALIZER): Update for new fields.
8436 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8437 (grokparms): Check targetm.invalid_parameter_type.
8438 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8439 * c-convert.c (convert): Check targetm.convert_to_type.
8441 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8443 * config/mips/mips.md (*extenddi_truncate<mode>,
8444 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8446 (*extendhi_truncateqi): New define_insn_and_sptit.
8448 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8451 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8452 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8454 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8456 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8457 the operand of VIEW_CONVERT_EXPR.
8459 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8461 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8462 extended family and model for Intel processors. Support Intel Atom.
8464 2009-05-20 Olivier Hainque <hainque@adacore.com>
8466 * gstab.h (stab_code_type): Define, to be used instead of the
8467 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8469 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8470 occurrences by stab_code_type.
8471 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8473 2009-05-20 Martin Jambor <mjambor@suse.cz>
8475 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8476 (sra_insert_before): Likewise.
8477 (sra_insert_after): Likewise.
8478 (sra_init_cache): Likewise.
8479 (sra_type_can_be_decomposed_p): Likewise.
8480 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8481 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8482 (sra_insert_before): Likewise.
8483 (sra_insert_after): Likewise.
8484 (sra_init_cache): Likewise.
8485 (insert_edge_copies_seq): Made static and moved upwards.
8487 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8490 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8492 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8493 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8496 2009-05-20 Richard Guenther <rguenther@suse.de>
8498 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8499 with mismatched comparison modes.
8501 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8503 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8504 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8505 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8506 with shifts for Thumb2.
8507 (orsi_notsi): New for orn.
8508 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8509 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8510 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8511 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8512 Don't invert remainder for IOR.
8514 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8516 PR tree-optimization/40087
8517 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8518 number_of_iterations_ne): Rename never_infinite argument.
8519 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8520 number_of_iterations_le): Handle pointer-type ivs when
8521 exit_must_be_taken is false.
8522 (number_of_iterations_cond): Do not always assume that
8523 exit_must_be_taken if the control variable is a pointer.
8525 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8527 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8528 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8530 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8532 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8533 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8535 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8538 * c.opt (Wlogical-op): Disabled by default.
8539 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8541 * doc/invoke.texi (Wlogical-op): Likewise.
8543 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8545 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8547 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8548 Propagate the type of the first operand.
8549 <ASSERT_EXPR>: Simplify.
8550 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8551 Rewrite using the RHS code as discriminant.
8552 <NOP_EXPR>: Turn into CASE_CONVERT.
8553 <PLUS_EXPR>: Propagate the type of the first operand.
8555 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8557 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8558 (ia64_dconst_0_375): New.
8559 * config/ia64/ia64.c (ia64_override_options): Remove
8560 -minline-sqrt-min-latency warning.
8561 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8562 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8563 * config/ia64/ia64.md (*sqrt_approx): Remove.
8564 (sqrtsf2): Remove #if 0.
8565 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8566 (sqrtdf): Remove assert.
8567 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8568 (sqrtxf2): Remove #if 0.
8569 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8570 * div.md (sqrt_approx_rf): New.
8571 (sqrtsf2_internal_thr): New implementation.
8572 (sqrtsf2_internal_lat): New.
8573 (sqrtdf2_internal_thr: New implementation.
8574 (sqrtxf2_internal): New implementation.
8576 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8577 Hans-Peter Nilsson <hp@axis.com>
8579 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8580 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8581 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8582 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8583 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8584 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8585 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8586 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8587 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8588 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8589 * c-common.c: ...from here.
8591 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8593 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8595 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8597 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8599 2009-05-19 Ben Elliston <bje@au.ibm.com>
8601 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8602 assignments with memcpy calls.
8603 (add_fdes): Likewise.
8604 (binary_search_unencoded_fdes): Likewise.
8605 (linear_search_fdes): Eliminate type puns.
8607 2009-05-19 Richard Guenther <rguenther@suse.de>
8609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8610 not falsely claim to have propagated into all uses.
8612 2009-05-19 Ben Elliston <bje@au.ibm.com>
8614 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8617 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8619 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8620 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8621 (TARGET_LEGITIMATE_ADDRESS_P): New.
8622 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8623 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8625 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8628 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8629 child of the containing namespace's DIE.
8631 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8633 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8634 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8635 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8638 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8641 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8642 gen_align with gen_pad.
8643 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8644 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8646 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8647 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8649 * config/i386/i386.md (align): Renamed to ...
8650 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8651 ASM_OUTPUT_MAX_SKIP_PAD.
8653 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8655 * config.gcc: Fix variable syntax.
8658 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8659 before calling exact_log2.
8660 (output_iorsi3): Likewise.
8661 (output_xorsi3): Likewise.
8663 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8665 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8666 for the none zero constant operand except for EQ and NE
8667 comprisons even when the first operand is R0.
8669 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8671 * config/s390/2064.md: Remove trailing whitespaces.
8672 * config/s390/2084.md: Likewise.
8673 * config/s390/constraints.md: Likewise.
8674 * config/s390/fixdfdi.h: Likewise.
8675 * config/s390/libgcc-glibc.ver: Likewise.
8676 * config/s390/s390-modes.def: Likewise.
8677 * config/s390/s390-protos.h: Likewise.
8678 * config/s390/s390.c: Likewise.
8679 * config/s390/s390.h: Likewise.
8680 * config/s390/s390.md: Likewise.
8681 * config/s390/tpf-unwind.h: Likewise.
8683 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8685 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8687 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8690 * configure.ac (m68k-*-*): Check if binutils support TLS.
8691 * configure: Regenerate.
8692 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8693 * config/m68k/constraints.md (Cu): New constraint.
8694 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8695 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8696 (movsi): Handle TLS symbols.
8697 (addsi3_5200): Handle XTLS symbols, indent.
8698 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8699 (m68k_tls_reference_p): Declare.
8700 (m68k_legitimize_address): Declare.
8701 (m68k_unwrap_symbol): Declare.
8702 * config/m68k/m68k.opt (mxtls): New option.
8703 * config/m68k/m68k.c (ggc.h): Include.
8704 (m68k_output_dwarf_dtprel): Implement hook.
8705 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8706 (m68k_expand_prologue): Load GOT pointer when function needs it.
8707 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8708 (m68k_legitimate_constant_address_p): Same.
8709 (m68k_decompose_address): Handle TLS references.
8710 (m68k_get_gp): New static function.
8711 (enum m68k_reloc): New contants.
8712 (TLS_RELOC_P): New macro.
8713 (m68k_wrap_symbol): New static function.
8714 (m68k_unwrap_symbol): New function.
8715 (m68k_final_prescan_insn_1): New static function.
8716 (m68k_final_prescan_insn): New function.
8717 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8719 (legitimize_pic_address): Handle TLS references..
8720 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8721 (m68k_libcall_value_in_a0_p)
8722 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8723 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8724 (m68k_legitimize_tls_address): Handle TLS references.
8725 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8727 (m68k_legitimize_address): Handle TLS symbols.
8728 (m68k_get_reloc_decoration): New static function.
8729 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8731 (m68k_output_dwarf_dtprel): Implement hook.
8732 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8733 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8734 m68k_call_* routines.
8735 (sched_attr_op_type): Handle TLS symbols.
8736 (gt-m68k.h): Include.
8737 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8738 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8740 2009-05-18 Martin Jambor <mjambor@suse.cz>
8742 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8743 (visit_store_addr_for_mod_analysis): New function.
8744 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8745 (determine_cst_member_ptr): Use gimple_assign_single_p.
8746 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8747 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8748 operands. Don't check number of operands of a NOP_EXPR.
8750 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8752 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8754 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8757 * c-common.c (warn_logical_operator): Don't warn if one of
8758 expression isn't always true or false.
8760 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8762 * config/i386/biarch32.h: New file.
8763 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8765 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8767 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8768 *zero_extend<mode>_truncqi): Merge these into ...
8769 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8770 Name the pattern following this as *zero_extendhi_truncqi.
8772 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8775 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8776 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8777 (output_info): Make field HOST_WIDEST_INT.
8778 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8779 (dump_bitmat_statistics): Same.
8781 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8783 * config.gcc (use_gcc_stdint): Set to wrap.
8784 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8785 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8786 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8787 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8788 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8789 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8790 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8791 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8793 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8795 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8797 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8798 Move definitions earlier.
8799 (OPT_ARCH64, OPT_ARCH32): Define.
8800 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8803 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8806 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8809 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8811 * arm.md (movdi2): Copy non-reg values to DImode registers.
8813 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8816 * final.c (label_to_max_skip): New function.
8817 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8818 CODE_LABEL_NUMBER <= max_labelno.
8819 * output.h (label_to_max_skip): New prototype.
8820 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8821 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8822 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8823 Handle CODE_LABELs with >= 16 byte alignment or with
8824 max_skip == (1 << align) - 1.
8825 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8826 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8829 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8830 .p2align 3 if MAX_SKIP is smaller than 7.
8831 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8833 2009-05-15 Ian Lance Taylor <iant@google.com>
8835 * alias.c (struct alias_set_entry_d): Rename from struct
8836 alias_set_entry. Change all uses.
8837 * except.c (struct call_site_record_d): Rename from struct
8838 call_site_record. Change all uses.
8839 * except.h (struct eh_region_d): Rename from struct eh_region.
8841 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8843 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8844 ivtype_map_elt. Change all uses.
8845 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8847 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8848 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8850 (struct sese_d): Rename from struct sese. Change all uses.
8851 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8852 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8853 * optabs.h (struct optab_d): Rename from struct optab. Change all
8855 (struct convert_optab_d): Rename from struct convert_optab.
8857 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8858 ipa_opt_pass. Change all uses.
8859 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8862 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8863 defined as a typedef.
8864 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8867 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8870 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8872 (merge_ranges): Returns bool.
8873 * tree.h (make_range): .. to here.
8874 (build_range_check): Likewise.
8875 (merge_ranges): Likewise. Renamed from merge_ranges.
8876 * c-typeck.c (parser_build_binary_op): Update calls to
8877 warn_logical_operator.
8878 * c-common.c (warn_logical_operator): Add new warning.
8879 * c-common.h (warn_logical_operator): Update declaration.
8881 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8883 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8885 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8887 * doc/install.texi: Document MPC requirements, flags etc.
8889 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8890 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8891 Evaluate constant arguments.
8892 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8893 (fold_builtin_1): Likewise, also evaluate constant arguments.
8894 Remove superfluous break.
8895 (do_mpc_ckconv): New.
8896 * real.h: Include mpc.h.
8897 * toplev.c (print_version): Output MPC version info if available.
8899 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8901 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8903 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8905 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8908 2009-05-15 Jan Hubicka <jh@suse.cz>
8910 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8911 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8912 (try_inline): Fix return value.
8913 (cgraph_decide_inlining_incrementally): Honor new value.
8914 (cgraph_early_inlining): Handle indirect inlining.
8915 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8917 2009-05-15 Jan Hubicka <jh@suse.cz>
8919 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8920 * cgraphunit.c (cgraph_finalize_function): Set it.
8921 (cgraph_expand_function): Use it.
8923 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8925 * real.c (encode_ieee_half): Define.
8926 (decode_ieee_half): Define.
8927 (ieee_half_format): Define.
8928 (arm_half_format): Define.
8929 * real.h (ieee_half_format): Declare.
8930 (arm_half_format): Declare.
8932 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8934 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8935 swapped, and reversed optabs exist before trying to use them.
8937 2009-05-15 Paul Brook <paul@codesourcery.com>
8938 Sandra Loosemore <sandra@codesourcery.com>
8940 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8941 loads. Allow PRE_DEC.
8942 (output_move_neon): Handle PRE_DEC.
8943 (arm_print_operand): Add 'A' for neon structure loads.
8944 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8945 * config/arm/neon.md (neon_mov): Update comment.
8946 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8948 (Um): New constraint.
8950 2009-05-15 Jan Hubicka <jh@suse.cz>
8952 Revert the following patch until testsuite fallout is fixed:
8953 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8954 * cgraph.h (struct inline_summary): New filed self_wize,
8955 size_inlining_benefit, self_time and time_inlining_benefit.
8956 (struct cgraph_global_info): Replace insns by time ans size fields.
8957 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8958 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8959 (ipcp_update_callgraph): Do not touch function bodies.
8960 * ipa-inline.c: Include except.h
8961 (MAX_TIME): New constant.
8962 (overall_insns): Remove
8963 (overall_size, max_benefit): New static variables.
8964 (cgraph_estimate_time_after_inlining): New function.
8965 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8966 (cgraph_clone_inlined_nodes): Update size.
8967 (cgraph_mark_inline_edge): Update size.
8968 (cgraph_estimate_growth): Use size info.
8969 (cgraph_check_inline_limits): Check size.
8970 (cgraph_default_inline_p): Likewise.
8971 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8972 (cgraph_decide_recursive_inlining): Check size.
8973 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8975 (cgraph_decide_inlining): Likewise.
8976 (cgraph_decide_inlining_incrementally): Likewise; honor
8977 PARAM_EARLY_INLINING_INSNS.
8978 (likely_eliminated_by_inlining_p): New predicate.
8979 (estimate_function_body_sizes): New function.
8980 (compute_inline_parameters): Use it.
8981 * except.c (must_not_throw_labels): New function.
8982 * except.h (must_not_throw_labels): Declare.
8983 * tree-inline.c (init_inline_once): Kill inlining_weigths
8984 * tree-ssa-structalias.c: Avoid uninitialized warning.
8985 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8986 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8987 (PARAM_INLINE_CALL_COST): Remove.
8988 (PARAM_EARLY_INLINING_INSNS): New.
8990 2009-05-15 Richard Guenther <rguenther@suse.de>
8992 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8993 not TODO_update_ssa.
8995 2009-05-15 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/39999
8998 * gimple.h (gimple_expr_type): Use the expression type looking
8999 through useless conversions.
9000 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9001 (vn_nary_op_insert_stmt): Likewise.
9002 (simplify_binary_expression): Likewise.
9004 2009-05-15 Richard Guenther <rguenther@suse.de>
9006 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9007 New options, enabled by default.
9008 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9010 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9011 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9012 * tree-ssa-structalias.c (gate_tree_pta): New function.
9013 (pass_build_alias): Use it.
9015 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9018 recurse on an invariant address if a conversion from a pointer
9019 type to a wider integer type is involved.
9021 2009-05-15 Jan Hubicka <jh@suse.cz>
9023 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9024 * cgraph.h (struct inline_summary): New filed self_wize,
9025 size_inlining_benefit, self_time and time_inlining_benefit.
9026 (struct cgraph_global_info): Replace insns by time ans size fields.
9027 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9028 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9029 (ipcp_update_callgraph): Do not touch function bodies.
9030 * ipa-inline.c: Include except.h
9031 (MAX_TIME): New constant.
9032 (overall_insns): Remove
9033 (overall_size, max_benefit): New static variables.
9034 (cgraph_estimate_time_after_inlining): New function.
9035 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9036 (cgraph_clone_inlined_nodes): Update size.
9037 (cgraph_mark_inline_edge): Update size.
9038 (cgraph_estimate_growth): Use size info.
9039 (cgraph_check_inline_limits): Check size.
9040 (cgraph_default_inline_p): Likewise.
9041 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9042 (cgraph_decide_recursive_inlining): Check size.
9043 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9045 (cgraph_decide_inlining): Likewise.
9046 (cgraph_decide_inlining_incrementally): Likewise; honor
9047 PARAM_EARLY_INLINING_INSNS.
9048 (likely_eliminated_by_inlining_p): New predicate.
9049 (estimate_function_body_sizes): New function.
9050 (compute_inline_parameters): Use it.
9051 * except.c (must_not_throw_labels): New function.
9052 * except.h (must_not_throw_labels): Declare.
9053 * tree-inline.c (init_inline_once): Kill inlining_weigths
9054 * tree-ssa-structalias.c: Avoid uninitialized warning.
9055 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9056 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9057 (PARAM_INLINE_CALL_COST): Remove.
9058 (PARAM_EARLY_INLINING_INSNS): New.
9059 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9060 (inline-call-cost): Remove.
9061 (early-inlining-insns): New.
9063 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9065 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9067 (print_int_cst_bounds_in_octal_p): Likewise.
9068 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9070 * dwarf2out.c (base_type_die): Likewise.
9071 (is_subrange_type): Delete.
9072 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9073 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9074 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9075 if the destination type is boolean.
9076 (build_range_check): Do not special-case subtypes.
9077 (fold_sign_changed_comparison): Likewise.
9078 (fold_unary): Likewise.
9079 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9080 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9081 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9082 * tree.c (subrange_type_for_debug_p): New predicate based on the
9083 former is_subrange_type.
9084 * tree.h (subrange_type_for_debug_p): Declare.
9085 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9086 (convert_affine_scev): Remove call to above function.
9087 (chrec_convert_aggressive): Likewise.
9088 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9089 false for conversions involving subtypes.
9090 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9091 (vrp_val_min): Likewise.
9092 (needs_overflow_infinity): Likewise.
9093 (extract_range_from_unary_expr): Likewise.
9095 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9097 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9098 * config/frv/frv.c: Likewise.
9099 * config/s390/s390.c: Likewise.
9100 * config/sparc/sparc.h: Likewise.
9101 * config/i386/i386.h: Likewise.
9102 * config/i386/i386.c: Likewise.
9103 * config/crx/crx.c: Likewise.
9104 * config/m68hc11/m68hc11.h: Likewise.
9105 * config/iq2000/iq2000.c: Likewise.
9106 * config/mn10300/mn10300.h: Likewise.
9107 * config/mn10300/mn10300.c: Likewise.
9108 * config/m68k/m68k.c: Likewise.
9109 * config/rs6000/rs6000.c: Likewise.
9110 * config/rs6000/xcoff.h: Likewise.
9111 * config/rs6000/linux64.h: Likewise.
9112 * config/rs6000/sysv4.h: Likewise.
9113 * config/score/score3.c: Likewise.
9114 * config/score/score7.c: Likewise.
9115 * config/score/score.c: Likewise.
9116 * config/arm/arm.md: Likewise.
9117 * config/mips/mips.c: Likewise.
9118 * config/mips/mips.md: Likewise.
9119 * config/bfin/bfin.h: Likewise.
9120 * config/pa/pa.c: Likewise.
9121 * config/pa/constraints.md: Likewise.
9123 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9124 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9125 * config/pdp11/pdp11.h: Use memory_address_p instead.
9127 2009-05-14 Ian Lance Taylor <iant@google.com>
9129 * passes.c (finish_optimization_passes): Change i to int.
9130 * plugin.c (plugins_active_p): Change event to int.
9131 (dump_active_plugins): Likewise.
9132 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9134 * tree.c (tree_range_check_failed): Change c to unsigned int.
9135 (omp_clause_range_check_failed): Likewise.
9136 (build_common_builtin_nodes): Change mode to int. Add cast.
9137 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9138 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9140 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9141 ++ or -- with a variable of enum type.
9143 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9146 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9148 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9150 * store-motion.c: Do not include params.h
9151 * Makefile.in: Fix dependencies for various files.
9153 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9155 * auto-inc-dec.c: Fix pass description, remove apparent
9156 accidental duplication.
9158 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9161 * ipa-utils.h (memory_identifier_string): Moved to ...
9162 * tree.h (memory_identifier_string): Here. Add GTY(()).
9164 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9166 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9167 in the former documentation of...
9168 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9169 * ira-conflicts.c (get_dup_num): Use address_operand.
9170 * targhooks.c (default_legitimate_address_p): New.
9171 * targhooks.h (default_legitimate_address_p): New.
9172 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9174 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9175 * target.h (struct target): Add legitimate_address_p.
9176 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9177 (TARGET_INITIALIZER): Include it.
9179 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9180 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9181 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9182 (TARGET_LEGITIMATE_ADDRESS_P): New.
9184 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9185 (REG_OK_STRICT_P): Delete.
9186 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9187 (frv_legitimate_address_p_1): ... this.
9188 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9189 (frv_legitimate_address_p_1): ... the renamed old
9190 frv_legitimate_address_p.
9191 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9192 (TARGET_LEGITIMATE_ADDRESS_P): New.
9194 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9195 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9196 * config/s390/s390.c (legitimate_address_p): Rename to...
9197 (s390_legitimate_address_p): ... this, make static.
9198 (legitimize_address): Adjust call.
9199 (TARGET_LEGITIMATE_ADDRESS_P): New.
9200 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9202 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9203 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9204 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9205 (TARGET_LEGITIMATE_ADDRESS_P): New.
9207 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9208 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9209 * config/spu/spu.c (spu_legitimate_address): Rename to...
9210 (spu_legitimate_address_p): ... this, make static.
9211 (TARGET_LEGITIMATE_ADDRESS_P): New.
9213 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9214 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9215 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9216 (sparc_legitimate_address_p): ... this, make static and return bool.
9217 (legitimize_address): Adjust call.
9218 (TARGET_LEGITIMATE_ADDRESS_P): New.
9220 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9221 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9222 * config/i386/i386.c (legitimate_address_p): Rename to...
9223 (ix86_legitimate_address_p): ... this, make static.
9224 (constant_address_p): Move after it, adjust call.
9225 (TARGET_LEGITIMATE_ADDRESS_P): New.
9227 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9228 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9229 * config/avr/avr.c (legitimate_address_p): Rename to...
9230 (avr_legitimate_address_p): ... this, make static.
9231 (legitimize_address): Adjust call.
9232 (TARGET_LEGITIMATE_ADDRESS_P): New.
9234 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9235 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9236 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9237 (TARGET_LEGITIMATE_ADDRESS_P): New.
9239 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9240 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9241 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9242 (TARGET_LEGITIMATE_ADDRESS_P): New.
9244 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9245 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9247 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9249 (TARGET_LEGITIMATE_ADDRESS_P): New.
9251 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9252 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9254 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9256 (m68hc11_legitimate_address_p): ... this, make static.
9257 (go_if_legitimate_address_internal): Rename to...
9258 (m68hc11_legitimate_address_p_1): ... this.
9259 (legitimize_address): Adjust call.
9260 (TARGET_LEGITIMATE_ADDRESS_P): New.
9262 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9263 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9264 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9265 (TARGET_LEGITIMATE_ADDRESS_P): New.
9267 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9268 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9269 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9270 (mn10300_legitimate_address_p): ... this, make static.
9271 (TARGET_LEGITIMATE_ADDRESS_P): New.
9273 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9274 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9275 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9276 (TARGET_LEGITIMATE_ADDRESS_P): New.
9278 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9279 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9280 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9281 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9282 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9283 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9284 (rs6000_legitimate_address_p): ... this, make static.
9285 (TARGET_LEGITIMATE_ADDRESS_P): New.
9286 (REG_MODE_OK_FOR_BASE_P): Delete.
9287 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9289 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9290 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9292 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9293 static, adjust types.
9294 (TARGET_LEGITIMATE_ADDRESS_P): New.
9296 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9297 * config/score/score.c (score_address_p): Rename to...
9298 (score_legitimate_address_p): ... this.
9299 (TARGET_LEGITIMATE_ADDRESS_P): New.
9300 * config/score/score3.c (score3_address_p): Rename to...
9301 (score3_legitimate_address_p): ... this.
9302 * config/score/score7.c (score7_address_p): Rename to...
9303 (score7_legitimate_address_p): ... this.
9305 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9306 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9307 GO_IF_LEGITIMATE_ADDRESS): Delete.
9308 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9309 thumb2_legitimate_address_p): Delete.
9310 (arm_legitimate_address_p): Rename to...
9311 (arm_legitimate_address_outer_p): ... this.
9312 * config/arm/constraints.md ("Uq"): Adjust call.
9313 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9314 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9316 (arm_legitimate_address_outer_p): ... this.
9317 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9319 (TARGET_LEGITIMATE_ADDRESS_P): New.
9321 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9322 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9323 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9324 (TARGET_LEGITIMATE_ADDRESS_P): New.
9326 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9327 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9328 * config/vax/vax.c (legitimate_address_p): Rename to...
9329 (vax_legitimate_address_p): ... this, make static.
9330 (TARGET_LEGITIMATE_ADDRESS_P): New.
9332 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9333 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9334 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9335 (TARGET_LEGITIMATE_ADDRESS_P): New.
9337 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9338 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9339 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9340 (mmix_legitimate_address_p): ... this, make static.
9341 (TARGET_LEGITIMATE_ADDRESS_P): New.
9343 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9344 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9345 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9346 (TARGET_LEGITIMATE_ADDRESS_P): New.
9348 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9350 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9351 of MODE_COMPLEX_INT.
9353 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9355 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9356 LCT_NORMAL in function call.
9357 * mips-tdump.c (print_file_desc): Add cast to enum type.
9358 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9359 (mark_stabs): Add casts to enum types.
9360 (parse_stabs_common): Add casts to enum types.
9362 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9364 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9365 Check for invalid values of LETTER.
9367 2009-05-13 Taras Glek <tglek@mozilla.com>
9369 * attribs.c (register_attribute): moved out attribute registration
9370 into register_attribute.
9371 * doc/plugins.texi: Documented register_attribute and
9373 * gcc-plugin.h: Added forward decl for register_attribute.
9374 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9375 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9376 PLUGIN_ATTRIBUTES boilerplate.
9378 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9380 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9381 values even in sentinel and empty entries.
9382 (ms_printf_flag_specs): Likewise.
9383 (ms_scanf_flag_specs): Likewise.
9384 (ms_strftime_flag_specs): Likewise.
9385 (ms_print_char_table): Likewise.
9386 (ms_scan_char_table): Likewise.
9387 (ms_time_char_table): Likewise.
9389 2009-05-13 Doug Kwan <dougkwan@google.com>
9391 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9393 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9395 * config/mips/mips.md (store): Add attributes for QI and HI.
9397 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9398 (truncdi<mode>2): ... this new pattern.
9400 2009-05-13 Brad Hards <bradh@kde.org>
9402 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9404 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9405 Ben Elliston <bje@au.ibm.com>
9408 * dse.c (check_mem_read_rtx): Guard against width == -1.
9410 2009-05-13 Michael Matz <matz@suse.de>
9413 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9414 (trivially_conflicts_p): New function.
9415 (insert_backedge_copies): Use it.
9417 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9419 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9420 (handle_stdc_pragma): Use new enum constant names.
9421 (handle_pragma_float_const_decimal64): Ditto.
9423 2009-05-13 Ian Lance Taylor <iant@google.com>
9425 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9428 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9430 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9431 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9433 * config/m68k/m68k.h (FL_UCLINUX): Define.
9435 2009-05-13 Jan Hubicka <jh@suse.cz>
9437 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9439 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9441 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9442 unless -fschedule-insns is specified.
9444 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9447 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9448 TARGET_EXPAND_CBRANCHDI4.
9449 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9450 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9451 (cmpeqdi): Fix comment.
9453 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9455 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9456 (sh_legitimate_address_p): Likewise.
9457 * config/sh/sh.c (sh_legitimate_index_p): New.
9458 (sh_legitimate_address_p): Likewise.
9459 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9460 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9461 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9462 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9463 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9464 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9465 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9466 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9467 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9469 2009-05-12 Jan Hubicka <jh@suse.cz>
9471 * tree-inline.c (estimate_operator_cost): Add operands;
9472 when division happens by constant, it is cheap.
9473 (estimate_num_insns): Loads and stores are not having cost of 0;
9474 EH magic stuff is cheap; when computing runtime cost of switch,
9475 use log2 base of amount of its cases; builtin_expect has cost of 0;
9476 compute cost for moving return value of call.
9477 (init_inline_once): Initialize time_based flags.
9478 * tree-inline.h (eni_weights_d): Add time_based flag.
9480 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9482 * df-core.c: Update head documentation.
9484 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9487 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9488 shadowing exisiting variable op1.
9490 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9493 * config/i386/driver-i386.c (processor_signatures): New enum.
9494 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9495 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9496 processor signature to detect geode processor.
9498 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9502 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9504 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9505 causes spurious differences between trunk and cond-optab branch.
9507 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9509 * dojump.c (compare_from_rtx): Delete.
9510 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9511 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9512 if the comparison does not satisfy the predicate; test predicates for
9513 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9514 further if one existing pattern fails.
9515 * expr.h (compare_from_rtx): Delete.
9516 (prepare_operand): Declare it.
9517 * optabs.c: Change "lib call" to "libcall" throughout.
9518 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9519 HAVE_conditional_trap, emit_cmp_insn): Delete.
9520 (can_compare_p): Delete cmp_optab case.
9521 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9522 Accept other parameters by value.
9523 (prepare_operand): Make non-static.
9524 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9525 other parameters by value. Try to widen operands here based on
9526 an optab_methods argument and looking at cbranch_optab.
9527 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9528 loop. Use cbranch_optab directly.
9529 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9530 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9532 (emit_conditional_move, emit_conditional_add): Inline what's needed
9533 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9534 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9535 with COMPARE. Move cmov_optab and cstore_optab above
9536 with cbranch_optab, move cmp_optab down with ucmp_optab,
9537 remove tst_otpab. Do not initialize trap_rtx.
9538 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9539 for trap code. Do not check HAVE_conditional_trap. Use
9540 prepare_cmp_insn. Accept no predicate for operand 3.
9541 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9542 (OTI_ctrap, ctrap_optab): New.
9543 (tst_optab): Delete.
9544 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9545 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9546 with lookup of ctrap_optab.
9547 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9551 * combine.c (combine_simplify_rtx, simplify_set): Do not
9552 special case comparing against zero for cc0 machines.
9553 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9554 COMPARE on cc0 machines.
9555 (simplify_relational_operation): Return a new expression when
9556 a COMPARE could be removed.
9557 * final.c (final_scan_insn): Compare cc_status values
9558 against LHS of a (compare FOO (const_int 0)) cc0 source.
9559 Also check if cc_status.value is the full compare.
9561 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9562 (cstoreMM4): Document.
9563 (conditional_trap): Document ctrapMM4 instead.
9564 (sync_compare_and_swapMM): Refer to cbranchcc4.
9565 (Dependent Patterns): Eliminate obsolete information referring to
9566 the old jump optimization phase.
9567 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9568 of compares with 0 on cc0 machines.
9569 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9570 avoiding references to cc0. Remove text about storing operands
9572 * doc/tm.texi (Condition Codes): Include blurb on different
9573 condition code representations, separate into subsections for
9574 CC0, MODE_CC and conditional execution.
9576 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9577 alpha_emit_setcc): Accept operands and a machine mode.
9578 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9579 Get code/op0/op1 from operands, use machine mode argument
9580 instead of alpha_compare.fp_p. Emit the branch here.
9581 (alpha_emit_setcc): Likewise, and return boolean.
9582 (alpha_emit_conditional_move): Likewise. Assert that
9583 cmp_op_mode == cmp_mode, and simplify accordingly.
9584 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9585 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9586 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9588 (stack probe test): Use cbranchdi4.
9589 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9591 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9592 * config/arc/arc.h (movsicc, movsfcc): Use it.
9593 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9594 (cbranchsi4, cstoresi4): New.
9595 (cmpsi, bCC and sCC expanders): Remove.
9597 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9598 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9599 * config/arm/predicates.md (arm_comparison_operator): Only include
9600 floating-point operators if there is a hardware floating-point unit.
9601 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9602 deferring to cbranch_cc and cstore_cc respectively.
9603 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9604 cbranch_cc, cstore_cc): New.
9605 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9607 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9609 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9610 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9612 (adjust_insn_length): Adjust calls.
9613 (avr_reorg): Handle (compare (foo) (const_int 0)).
9614 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9615 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9616 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9617 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9619 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9620 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9622 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9623 (cbranchsi4, cstorebi4, cstoresi4): New.
9624 (movbisi): This insn is duplicate, split it to zero_extend.
9625 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9626 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9627 (bfin_optimize_loop): Use cbranch expander.
9628 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9629 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9630 (bfin_bimode_comparison_operator): ... this.
9631 (bfin_direct_comparison_operator): New.
9633 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9634 inside (compare FOO (const_int 0)).
9635 (cris_rtx_costs): Handle ZERO_EXTRACT.
9636 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9637 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9638 (*tstdi_v32): Delete.
9639 (*cmpdi_non_v32): Add M alternative for operand 1.
9640 (cmpsi, cmp<mode>): Make private.
9641 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9643 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9645 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9646 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9647 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9648 (cc_reg_operand): New.
9650 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9651 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9652 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9653 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9654 crx_expand_scond): Delete.
9656 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9658 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9659 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9661 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9662 cstoresi4, cstoresf4, cstoredf4): New.
9663 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9664 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9665 Receive the entire operands array.
9666 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9667 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9668 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9669 Get test/op0/op1 from the operands array.
9670 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9672 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9673 (h8300_expand_store): New.
9674 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9676 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9677 (h8300_expand_store): New.
9678 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9679 or do not try to produce (set (cc0) REG).
9680 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9681 change a compare into a move to a scratch register. Disable some
9682 peepholes when comparing with zero.
9683 (tstsi, tsthi, tstsi, cmpqi): Make private.
9686 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9689 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9690 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9691 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9692 (ix86_emit_i387_log1p): Use cbranchxf2.
9693 (ix86_expand_setcc): Return void.
9694 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9695 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9696 cmp<MODEF>, cmpcc): Remove.
9697 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9698 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9699 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9700 (sCC and bCC expanders): Remove.
9701 (stack_protect_test): Use cbranchcc4.
9703 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9705 (ia64_expand_compare): Accept three rtx by reference and return void.
9706 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9707 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9708 from *expr. Update *expr with the BImode comparison to do.
9709 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9710 cmptf, bCC, sCC, conditional_trap): Delete.
9711 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9712 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9713 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9714 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9715 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9717 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9718 type of last argument.
9719 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9720 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9721 use machine mode argument instead of branch_type. Remove dead
9722 code for floating-point comparisons.
9723 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9724 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9726 (cbranchsi4, cstoresi4): New.
9727 * config/iq2000/predicates.md (reg_or_const_operand): New.
9729 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9730 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9731 (b<code>_op): Rewrite to...
9732 (bcc_op): ... this, using match_operator.
9733 (s<code>_op): Rewrite to...
9734 (scc_op): ... this, using match_operator.
9735 (s<code>_24_op): Rewrite to...
9736 (scc_op_24): ... this, using match_operator.
9737 (s<code>_<mode>): Rewrite to...
9738 (cstore<mode>4): ... this, using match_operator.
9739 (s<code>_<mode>_24): Rewrite to...
9740 (cstore<mode>4_24): ... this, using match_operator.
9741 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9742 m32c_unpend_compare, m32c_expand_scc): Delete.
9743 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9744 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9745 (m32c_expand_movcc): Change NE to EQ if necessary.
9746 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9748 * config/m32r/m32r-protos.h (gen_cond_store): New.
9749 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9750 (gen_cond_store): New, from sCC patterns.
9751 (m32r_expand_block_move): Use cbranchsi4.
9752 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9753 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9754 (cbranchsi4, cstoresi4): New.
9756 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9758 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9759 (m68hc11_notice_update_cc): Look into a compare with 0.
9760 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9762 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9763 cmphi, cmpqi, bCC): Delete.
9764 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9765 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9766 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9769 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9770 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9771 * config/m68k/constraints.md (H): New.
9772 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9773 the define_insn below.
9774 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9775 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9776 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9777 patterns): Wrap RHS with COMPARE.
9778 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9779 (*cmpdi_internal): Name this pattern.
9780 (cmpdi): Change to define_insn.
9781 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9782 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9783 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9785 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9786 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9787 (conditional_trap): Change to...
9788 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9789 (*conditional_trap): Use the ordered_comparison_operator and
9790 const1_operand predicates.
9791 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9792 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9793 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9794 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9796 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9797 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9798 (mcore_gen_compare): New.
9799 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9800 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9801 (mcore_gen_compare): ... this.
9802 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9803 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9804 (stack probe pattern): Use cbranchsi4.
9806 * config/mips/predicates.md (mips_cstore_operator): New.
9807 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9808 * config/mips/mips.md (any_cond): Delete.
9809 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9811 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9812 fixuns_truncsfdi2): Use cbranch patterns.
9813 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9814 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9815 Adjust call to mips_expand_conditional_branch.
9816 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9818 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9819 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9820 * config/mips/mips.c (cmp_operands): Delete.
9821 (mips_emit_compare): Get comparison operands from *op0/*op1.
9822 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9823 that it succeeds. Use op0/op1 instead of cmp_operands.
9824 (mips_expand_conditional_branch, mips_expand_conditional_move,
9825 mips_expand_conditional_trap): Likewise.
9826 (mips_block_move_loop): Use cbranch patterns.
9827 * config/mips/mips.h (cmp_operands): Delete.
9829 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9830 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9831 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9832 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9833 (*cmpcc_folded): Rename to...
9834 (*cmpdi_folded): this.
9835 (*cmpcc): Rename to...
9837 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9840 (cbranchdf4): New. Handle invalid comparisons here.
9841 * config/mmix/predicates.md (float_comparison_operator): New.
9843 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9844 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9845 * config/mn10300/mn10300.md (tst): Delete.
9846 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9847 Name these patterns and wrap RHS in a compare.
9848 (*cmpsi): Make this pattern private. Include tst.
9849 (*cmpsf): Make this pattern private.
9850 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9851 (compare with zero peepholes): Likewise.
9853 (cbranchsi4, cbranchsf4): New.
9854 (casesi): Use cbranchsi4.
9856 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9857 hppa_branch_type): Delete.
9858 (return_addr_rtx): Use cbranchsi4.
9859 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9860 Emit CCFPmode comparison here.
9861 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9862 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9863 hppa_branch_type): Delete.
9864 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9865 (movsicc, movdicc): Remove references to hppa_compare_op0,
9866 hppa_compare_op1 and compare_from_rtx.
9867 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9868 (casesi): Use cbranchsi4.
9870 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9871 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9872 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9873 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9874 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9876 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9877 (*branch, *branch_inverted): New.
9879 * config/picochip/picochip.md (cbranchhi4): Use
9880 ordered_comparison_operator.
9881 (cmphi, bCC): Remove.
9883 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9884 (trap_comparison_operator): Delete.
9885 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9886 rs6000_emit_cbranch): Accept mode and operands.
9887 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9888 rs6000_compare_fp_p): Delete.
9889 (rs6000_generate_compare): Accept mode and comparison. Extract code
9890 and op0/op1 from there. Replace references to rs6000_compare_op0
9891 and rs6000_compare_op1.
9892 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9893 extract result from passed operands.
9894 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9895 extract loc from passed operands.
9896 (rs6000_emit_cmove): Likewise.
9897 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9898 rs6000_compare_fp_p): Delete.
9899 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9900 (cbranch<GPR>4, cbranch<FP>4): New.
9901 (cstore<mode>4): New. Consolidate here all choices about when to use
9902 portable or specialized sCC sequences.
9903 (stack_protect_test): Use cbranchsi4.
9904 (conditional_trap): Replace with ctrap<GPR>4.
9905 (conditional trap insn): Replace trap_comparison_operator with
9906 ordered_comparison_operator.
9908 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9909 (s390_emit_prologue): Use ctrap.
9910 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9911 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9912 New predicates replacing...
9913 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9914 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9915 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9916 (add<mode>cc): Do not use s390_compare_op0/op1.
9917 (s<code>): Change to...
9918 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9920 (cstorecc4): ... this. Handle EQ or NE equally.
9921 (*sne): Un-privatize for use in cstorecc4.
9922 (b<code>): Change to...
9923 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9924 (conditional_trap): Replace with...
9925 (ctrap<GPR>4, ctrap<FP>4): ... these.
9926 (stack_protect): Use cbranchcc4.
9928 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9929 * config/score/score-protos.h (score_gen_cmp): Delete.
9930 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9931 (score_block_move-loop): Use cbranchsi4.
9932 * config/score/score.md (cbranchsi4): New.
9933 (cmpsi, bCC): Delete.
9934 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9935 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9936 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9937 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9938 * config/score/score3.h (score3_gen_cmp): Delete.
9939 * config/score/score7.h (score7_gen_cmp): Delete.
9941 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9942 (sh_emit_scc_to_t): ... this. Return void.
9943 (from_compare): Rename to...
9944 (sh_emit_compare_and_branch): ... this.
9945 (sh_emit_compare_and_set): New.
9946 (sh_expand_t_scc): Accept operands.
9947 * config/sh/predicates.md (sh_float_comparison_operator): New.
9948 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9949 (prepare_scc_operands): Rename to...
9950 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9952 (sh_emit_cheap_store_flag): New.
9953 (sh_emit_set_t_insn): New.
9954 (from_compare): Rename to...
9955 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9956 handling of TARGET_SH2E floating point to avoid recursive call.
9957 Generate branch here.
9958 (sh_emit_compare_and_set): New.
9959 (sh_expand_t_scc): Get op0/op1 from arguments.
9960 (sh_emit_cheap_store_flag): New.
9961 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9963 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9964 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9965 (movsicc, movdicc): Do nothing when it recreated operands from
9966 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9967 prepare_scc_operands (now sh_emit_scc_to_t).
9968 (udivdi3): Use cstoresi4.
9969 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9970 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9971 (cbranchint4_media, cbranchfp4_media): New.
9972 (casesi): Use cbranchdi4.
9973 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9975 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9976 (movnegt): Remove second operand.
9977 (cbranchsf4, cbranchdf4): New.
9978 (stack_protect): Use cbranchdi4/cbranchsi4.
9980 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9981 (gen_compare_reg): Accept comparison, extract part of it to...
9982 (gen_compare_reg_1): ... this.
9983 (gen_compare_operator): Delete.
9984 (gen_v9_scc): Accept separate destination, comparison code and arms.
9985 Do not use sparc_compare_op0/sparc_compare_op1.
9986 (emit_scc_insn, emit_conditional_branch_insn): New.
9987 (emit_v9_brxx): Make static. Remove useless assertion.
9988 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9990 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9991 * config/sparc/sparc-protos.h (gen_compare_reg,
9992 sparc_emit_float_lib_cmp): Adjust prototype.
9993 (emit_scc_insn, emit_conditional_branch_insn): New.
9994 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9995 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9996 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9997 iterators to the top.
9998 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9999 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10000 snedi_special_trunc): Delete.
10001 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10002 and snedi_special_trunc.
10003 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10004 cbranchdi4, cbranch<F:mode>4): New.
10005 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10006 here. Use gen_compare_reg instead of gen_compare_operator.
10007 (conditional_trap): Replace with...
10008 (ctrapsi4, ctrapdi4): ... this.
10009 (stack_protect_test): Use cbranchcc4.
10011 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10013 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10014 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10015 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10016 from operands[0] or operands[3] depending on is_set.
10017 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10018 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10019 cmpdf, bCC), sCC: Remove.
10020 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10021 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10023 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10024 spu_emit_branch_or_set.
10026 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10028 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10029 xstormy16_compare_op1): Delete.
10030 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10031 xstormy16_compare_op1): Delete.
10032 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10034 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10035 (cmphi, cmpsi, bCC): Remove.
10037 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10038 (*cmpsi): ... this one.
10039 (cbranchsi4, cstoresi4): New.
10040 (bCC expanders): Delete.
10041 (sCC insns): Fold into...
10042 (*setcc): ... this one.
10043 (casesi): Do not use gen_cmpsi and gen_bgtu.
10044 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10045 (movsicc): Simplify.
10046 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10048 * config/vax/vax-protos.h (cond_name): New.
10049 (vax_output_conditional_branch): Remove.
10050 * config/vax/vax.c (cond_name): New.
10051 (vax_output_conditional_branch): Remove.
10052 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10053 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10054 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10055 (bit<VAXint>): Wrap source with (compare).
10056 (b<code> and following unnamed pattern): Rename to *branch and
10057 *branch_reversed. Change macroization to match_operator.
10058 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10060 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10061 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10062 Change last argument to machine_mode.
10063 (xtensa_expand_scc): Add machine_mode argument.
10064 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10065 (gen_conditional_move, xtensa_expand_conditional_branch,
10066 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10067 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10068 Adjust operand numbers.
10069 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10071 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10072 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10073 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10075 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10077 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10078 causes spurious differences between trunk and cond-optab branch.
10080 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10083 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10085 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10087 * tree.c (iterative_hash_pointer): Delete.
10088 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10089 Hash UIDs and versions of SSA names. Don't special-case built-in
10090 function declarations.
10092 2009-05-11 Ian Lance Taylor <iant@google.com>
10095 * graphite.c: Force -Wc++-compat to only be a warning before
10096 #including "cloog/cloog.h".
10098 2009-05-11 Martin Jambor <mjambor@suse.cz>
10100 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10102 2009-05-11 Jan Hubicka <jh@suse.cz>
10104 * tree-ssa-loop-ivcanon.c: Include target.h
10105 (struct loop_size): new structure.
10106 (constant_after_peeling): New predicate.
10107 (tree_estimate_loop_size): New function.
10108 (estimated_unrolled_size): Rewrite for new estimates.
10109 (try_unroll_loop_completely): Use new estimates.
10110 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10112 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10114 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10115 libcpp interface change.
10116 (spu_macro_to_expand): Likewise.
10118 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10120 PR tree-optimization/40026
10121 * gimplify.c (gimplify_init_constructor): Change initial conditional
10122 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10123 optimize_compound_literals_in_ctor.
10125 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10127 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10129 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10131 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10133 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10134 HOST_WIDE_INT for gap.
10136 2009-05-11 Ira Rosen <irar@il.ibm.com>
10138 PR tree-optimization/40074
10139 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10140 account in group size and step comparison.
10142 2009-05-11 Richard Guenther <rguenther@suse.de>
10144 * passes.c (init_optimization_passes): Strip now incorrect comment.
10145 (execute_function_todo): Do not set PROP_alias.
10146 * tree-pass.h (PROP_alias): Remove.
10147 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10148 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10149 * tree-nrv.c (pass_return_slot): Likewise.
10150 * tree-object-size.c (pass_object_sizes): Likewise.
10151 * tree-ssa-dom.c (pass_dominator): Likewise.
10152 (pass_phi_only_cprop): Likewise.
10153 * tree-ssa-dse.c (pass_dse): Likewise.
10154 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10155 (pass_cselim): Likewise.
10156 * tree-ssa-pre.c (pass_pre): Likewise.
10157 (pass_fre): Likewise.
10158 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10159 * tree-ssa-sink.c (pass_sink_code): Likewise.
10160 * tree-stdarg.c (pass_stdarg): Likewise.
10161 * tree-tailcall.c (pass_tail_calls): Likewise.
10162 * tree-vrp.c (pass_vrp): Likewise.
10164 2009-05-10 Ian Lance Taylor <iant@google.com>
10166 * basic-block.h (enum profile_status): Break out of struct
10167 control_flow_graph.
10168 * cgraph.h (struct inline_summary): Break out of struct
10170 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10171 of struct cgraph_order_sort.
10172 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10173 * cse.c (struct branch_path): Break out of struct
10174 cse_basic_block_data.
10175 * except.h (enum eh_region_type): Break out of struct eh_region.
10176 * gcc.c (enum add_del): Break out of struct modify_target.
10177 * genrecog.c (enum decision_type): Break out of struct decision_test.
10178 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10180 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10181 * regmove.c (enum match_use): New enum, broken out of struct match.
10182 * sched-int.h (enum post_call_group): New enum, broken out of
10184 (struct deps_reg): Break out of struct deps.
10185 * target.h (struct asm_int_op): Break out of struct gcc_target.
10186 * tree-eh.c (struct goto_queue_node): Break out of struct
10188 * tree-inline.h (enum copy_body_cge_which): Break out of
10190 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10192 * c-decl.c (in_struct, struct_types): New static variables.
10193 (pushtag): Add loc parameter. Change all callers.
10194 (lookup_tag): Add ploc parameter. Change all callers.
10195 (check_compound_literal_type): New function.
10196 (parser_xref_tag): Add loc parameter. Change all callers. If
10197 -Wc++-compat, warn about struct/union/enum types defined within a
10199 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10200 and loc parameters. Change all callers. Change error calls to
10201 error_at, using loc. For a redefinition, if the location of the
10202 original definition is known, report it. Set in_struct and
10203 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10204 (finish_struct): Add new parameters enclosing_in_struct and
10205 enclosing_struct_types. Change all callers. Set
10206 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10207 in the struct. If in a struct, add this struct to struct_types.
10208 (start_enum): Add loc parameter. Change all callers. Use
10209 error_at for errors, using loc. For a redefinition, if the
10210 location of the original definition is known, report it. If in a
10211 struct, add this enum type to struct_types. If -Wc++-compat warn
10212 if in sizeof, typeof, or alignof.
10213 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10214 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10215 (c_parser_enum_specifier): Get enum location for start_enum.
10216 (c_parser_struct_or_union_specifier): Get struct location for
10217 start_struct. Save in_struct and struct_types status between
10218 start_struct and finish_struct.
10219 (c_parser_cast_expression): Get location of cast.
10220 (c_parser_alignof_expression): Get location of type.
10221 (c_parser_postfix_expression): Likewise.
10222 (c_parser_postfix_expression_after_paren_type): Add type_loc
10223 parameter. Change all callers. Call check_compound_literal_type.
10224 Use type_loc for error about variable size type.
10225 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10226 of an enum constant from an enum type defined in a struct or union.
10227 (c_cast_expr): Add loc parameter. Change all callers. If
10228 -Wc++-compat, warn about defining a type in a cast.
10229 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10230 (start_enum, start_struct, finish_struct): Update declarations.
10231 (parser_xref_tag, c_cast_expr): Update declarations.
10232 (check_compound_literal_type): Declare.
10234 2009-05-11 Ben Elliston <bje@au.ibm.com>
10236 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10237 for recent libcpp interface change.
10238 (rs6000_macro_to_expand): Likewise.
10240 2009-05-10 Michael Matz <matz@suse.de>
10243 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10244 not at entry of function.
10246 2009-05-10 Richard Guenther <rguenther@suse.de>
10248 PR tree-optimization/40081
10250 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10251 using the main variant of the element type. Do not fiddle with
10252 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10254 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10255 structs with volatile fields.
10257 2009-05-10 Jan Hubicka <jh@suse.cz>
10259 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10260 (estimate_move_cost): Assert that it does not get called for
10262 (estimate_num_insns): Skip VOID types in argument handling.
10263 (optimize_inline_calls): Delete unreachable blocks and verify that
10264 callgraph is valid.
10266 2009-05-10 Jan Hubicka <jh@suse.cz>
10268 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10269 * cgraph.c (cgraph_mark_address_taken_node): New function.
10270 (dump_cgraph_node): Dump new flag.
10271 * cgraph.h (struct cgraph_node): Add address_taken.
10272 (cgraph_mark_address_taken_node): New function.
10273 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10274 since new direct calls can be born.
10276 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10278 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10279 tok->val.node.node.
10281 2009-05-10 Jan Hubicka <jh@suse.cz>
10283 PR middle-end/40084
10284 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10286 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10287 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10288 * tree-inline.c (copy_bb): Set frequency correctly.
10289 (fold_marked_statements): Update call to
10290 cgraph_update_edges_for_call_stmt.
10292 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10294 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10295 identifiers in diagnostics.
10296 * config/arm/arm.c (arm_handle_fndecl_attribute,
10297 arm_handle_isr_attribute): Likewise.
10298 * config/avr/avr.c (avr_handle_progmem_attribute,
10299 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10300 * config/bfin/bfin.c (handle_int_attribute,
10301 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10302 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10303 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10305 * config/darwin.c (darwin_handle_kext_attribute,
10306 darwin_handle_weak_import_attribute): Likewise.
10307 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10308 h8300_handle_eightbit_data_attribute,
10309 h8300_handle_tiny_data_attribute): Likewise.
10310 * config/i386/i386.c (ix86_handle_cconv_attribute,
10311 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10312 * config/i386/winnt.c (ix86_handle_shared_attribute,
10313 ix86_handle_selectany_attribute): Likewise.
10314 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10315 * config/m32c/m32c.c (function_vector_handler): Likewise.
10316 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10317 m68hc11_handle_fntype_attribute): Likewise.
10318 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10319 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10320 * config/mips/mips.c (mips_insert_attributes,
10321 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10322 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10323 rs6000_handle_struct_attribute): Likewise.
10324 * config/sh/sh.c (sh_insert_attributes,
10325 sh_handle_resbank_handler_attribute,
10326 sh_handle_interrupt_handler_attribute,
10327 sh2a_handle_function_vector_handler_attribute,
10328 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10330 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10331 * config/spu/spu.c (spu_handle_fndecl_attribute,
10332 spu_handle_vector_attribute): Likewise.
10333 * config/stormy16/stormy16.c
10334 (xstormy16_handle_interrupt_attribute): Likewise.
10335 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10336 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10338 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10340 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10341 (pp_translate_identifiers): New.
10342 (pp_identifier): Only conditionally translate identifier to locale
10344 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10345 (pp_base_tree_identifier): Only conditionally translate identifier
10346 to locale character set.
10347 * c-pretty-print.c (M_): Define.
10348 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10349 fragments for conditional translation with M_.
10350 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10351 identifier translation.
10353 2009-05-10 Richard Guenther <rguenther@suse.de>
10355 PR tree-optimization/40081
10356 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10357 using the main variant of the element type. Do not fiddle with
10358 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10360 2009-05-09 Jan Hubicka <jh@suse.cz>
10362 PR middle-end/40080
10363 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10364 indirect calls; verify cgraph afterwards.
10366 2009-05-09 Jan Hubicka <jh@suse.cz>
10369 * ipa.c (update_inlined_to_pointer): New function.
10370 (cgraph_remove_unreachable_nodes): Use it.
10372 2009-05-09 Jan Hubicka <jh@suse.cz>
10374 * tree-eh.c (struct leh_state): Remove prev_try.
10375 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10376 not track prev_try.
10377 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10378 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10379 remove_eh_handler_and_replace, foreach_reachable_handler,
10380 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10381 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10382 (gen_eh_region_cleanup): Update prototype.
10384 2009-05-09 Jan Hubicka <jh@suse.cz>
10386 PR middle-end/40043
10387 * except.c (copy_eh_region): Always set prev_try.
10388 (redirect_eh_edge_to_label): Find outer try.
10389 (foreach_reachable_handler): When looking for prev try
10390 handle case where previous try is not going to be taken.
10392 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10394 PR tree-optimization/40049
10395 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10396 only vector/vector shifts, convert the type of the constant to the
10397 appropriate type to avoid building incorrect trees, which
10398 eventually have problems with garbage collection.
10400 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10402 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10403 -1 for complex floating-point types if honoring signed zeros.
10405 2009-05-08 Jan Hubicka <jh@suse.cz>
10407 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10408 argument; handle correctly when profile is absent.
10409 (build_cgraph_edges): Update.
10410 (rebuild_cgraph_edges): Update.
10411 * cgraph.c: Do not include varray.h.
10412 (cgraph_set_call_stmt_including_clones): New function.
10413 (cgraph_create_edge_including_clones): Likewise
10414 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10415 (cgraph_update_edges_for_call_stmt): Handle clones.
10416 (cgraph_remove_node): Handle clone tree.
10417 (cgraph_remove_node_and_inline_clones): New function.
10418 (dump_cgraph_node): Dump clone tree.
10419 (cgraph_clone_node): Handle clone tree.
10420 (clone_function_name): Bring here from tree-inline.c.
10421 (cgraph_create_virtual_clone): New function.
10422 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10423 (cgraph_clone_info): New function.
10424 (strut cgraph_node): Add clone_info and new clone tree pointers.
10425 (cgraph_remove_node_and_inline_clones,
10426 cgraph_set_call_stmt_including_clones,
10427 cgraph_create_edge_including_clones,
10428 cgraph_create_virtual_clone): Declare.
10429 (cgraph_function_versioning): Use VEC argument.
10430 (compute_call_stmt_bb_frequency): Update prototype.
10431 (cgraph_materialize_all_clones): New function.
10432 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10433 (ipcp_create_replace_map): Update to VECtors.
10434 (ipcp_update_callgraph): Use virtual clones.
10435 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10436 (ipcp_update_profiling): Do not update local profiling.
10437 (ipcp_insert_stage): Use VECtors and virtual clones.
10438 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10439 (clone_of_p): New function.
10440 (cgraph_preserve_function_body_p): Use clone tree.
10441 (cgraph_optimize): Materialize clones.
10442 (cgraph_function_versioning): Update for VECtors.
10443 (save_inline_function_body): Use clone tree.
10444 (cgraph_materialize_clone): New function.
10445 (cgraph_materialize_all_clones): Likewise.
10446 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10447 * ipa.c: Include gimple.h.
10448 (cgraph_remove_unreachable_nodes): Use clone tree.
10449 * ipa-prop.c (ipa_note_param_call): Update call to
10450 compute_call_stmt_bb_frequencycall.
10451 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10452 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10453 (copy_bb): Handle updating of clone tree; add new edge when new call
10455 (expand_call_inline): Be strict about every call having edge.
10456 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10457 (delete_unreachable_blocks_update_callgraph): New function.
10458 (tree_function_versioning): Use VECtors; always remove unreachable
10459 blocks and fold conditionals.
10460 * tree-inline.h: Do not include varray.h.
10461 (tree_function_versioning): Remove.
10462 * Makefile.in (GTFILES): Remove tree-inline.c
10463 * passes.c (do_per_function): Do only functions having body.
10464 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10467 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10468 Andrew Morrow <acm@google.com>
10471 * c-common.c (c_common_attribute_table): Permit deprecated
10472 attribute to take an optional argument.
10473 (handle_deprecated_attribute): If the optional argument to
10474 __attribute__((deprecated)) is not a string ignore the attribute
10475 and emit a warning.
10477 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10478 * c-typeck.c (build_component_ref): Likewise.
10479 (build_external_ref): Likewise.
10481 * toplev.c (warn_deprecated_use): Add an attribute argument.
10482 Emit the message associated with __attribute__((deprecated)).
10484 * toplev.h (warn_deprecated_use): Updated.
10486 * doc/extend.texi: Document new optional parameter to
10487 __attribute__((deprecated))
10489 2009-05-08 Michael Eager <eager@eagercon.com>
10491 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10492 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10494 2009-05-08 Richard Guenther <rguenther@suse.de>
10496 PR tree-optimization/40062
10497 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10498 Avoid exponential behavior.
10500 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10502 PR rtl-optimization/33928
10504 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10505 process_uses, build_single_def_use_links): New.
10506 (update_df): Update use_def_ref.
10507 (forward_propagate_into): Use get_def_for_use instead of use-def
10509 (fwprop_init): Call build_single_def_use_links and let it initialize
10511 (fwprop_done): Free use_def_ref.
10512 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10513 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10514 df_rd_simulate_one_insn): New.
10515 (df_rd_bb_local_compute_process_def): Update head comment.
10516 (df_chain_create_bb): Use the new RD simulation functions.
10517 * df.h (df_rd_simulate_artificial_defs_at_top,
10518 df_rd_simulate_one_insn): New.
10519 * opts.c (decode_options): Enable fwprop at -O1.
10520 * doc/invoke.texi (-fforward-propagate): Document this.
10522 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10525 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10526 and one complex operand specially.
10527 * tree-complex.c (some_nonzerop): Do not identify a real value as
10528 zero if flag_signed_zeros.
10530 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10532 PR rtl-optimization/33928
10533 * loop-invariant.c (record_use): Fix && vs. || mishap.
10535 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10537 PR rtl-optimization/33928
10538 * loop-invariant.c (struct use): Add addr_use_p.
10539 (struct def): Add n_addr_uses.
10540 (struct invariant): Add cheap_address.
10541 (create_new_invariant): Set cheap_address.
10542 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10543 (record_uses): Pass df_ref to record_use.
10544 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10547 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10549 * config/sh/sh.c: Do not include c-pragma.h.
10551 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10553 * config/spu/spu.c: Remove include of c-common.h.
10555 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10558 * c-common.h (mark_valid_location_for_stdc_pragma,
10559 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10560 clear_float_const_decimal64, float_const_decimal64_p): New.
10561 * c.opt (Wunsuffixed-float-constants): New.
10562 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10563 unsuffixed float constant, handle new warning.
10564 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10565 * c-decl.c (c_scope): New flag float_const_decimal64.
10566 (set_float_const_decimal64, clear_float_const_decimal64,
10567 float_const_decimal64_p): New.
10568 (push_scope): Set new flag.
10569 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10570 to use STDC pragmas.
10571 (c_parser_external_declaration): Ditto.
10572 (c_parser_compound_statement_nostart): Ditto.
10573 * c-pragma.c (valid_location_for_stdc_pragma,
10574 mark_valid_location_for_stdc_pragma,
10575 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10576 handle_pragma_float_const_decimal64): New.
10577 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10578 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10579 set_float_const_decimal64, clear_float_const_decimal64,
10580 float_const_decimal64_p): New dummy functions.
10581 * doc/extend.texi (Decimal Float): Remove statement that the
10582 pragma, and suffix for double constants, are not supported.
10583 * doc/invoke.texi (Warning Options): List new option.
10584 (-Wunsuffixed-float-constants): New.
10586 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10588 * config/i386/i386.c: Do not include c-common.h.
10590 2009-05-07 Mark Heffernan <meheff@google.com>
10592 * doc/invoke.texi (Debugging Options): Document change of debugging
10594 * opts.c (decode_options): Make dump_base_name relative to
10595 aux_base_name directory.
10597 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10599 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10600 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10602 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10604 * Makefile.in (install-plugin): Simplify a bit.
10606 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10608 * Makefile.in (OBJS-common): Add regcprop.o.
10610 * timevar.def (TV_CPROP_REGISTERS): New.
10611 * regrename.c (regrename_optimize): Return 0.
10612 (rest_of_handle_regrename): Delete.
10613 (pass_rename_registers): Point to regrename_optimize.
10614 (struct value_data_entry, struct value_data,
10615 kill_value_one_regno, kill_value_regno, kill_value,
10616 set_value_regno, init_value_data, kill_clobbered_value,
10617 kill_set_value, kill_autoinc_value, copy_value,
10618 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10619 replace_oldest_value_reg, replace_oldest_value_addr,
10620 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10621 debug_value_data, validate_value_data): Move...
10622 * regcprop.c: ... here.
10623 (rest_of_handle_cprop): Delete.
10624 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10626 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10628 PR middle-end/40057
10629 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10630 GEN_INT for 1 << bitnum.
10631 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10632 build_int_cst_type.
10634 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10636 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10637 Remove wrong description of "nand" operation.
10639 2009-05-06 Richard Guenther <rguenther@suse.de>
10640 Adam Nemet <anemet@caviumnetworks.com>
10642 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10643 comment. Add that if LHS is not a gimple register, then RHS1 has
10644 to be a single object (GIMPLE_SINGLE_RHS).
10646 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10648 * expr.c (get_def_for_expr): Move it up in the file.
10649 (store_field): When expanding a bit-field store, look at the
10650 defining gimple stmt for the masking conversion.
10652 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10654 PR middle-end/39986
10655 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10656 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10657 32-bit memcpy into long.
10659 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10661 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10662 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10664 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10665 instead of appending DW_OP_deref*.
10667 2009-05-06 Michael Matz <matz@suse.de>
10669 PR middle-end/40021
10670 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10671 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10673 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10675 * Makefile.in (install-plugin): Fix srcdir handling.
10677 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10679 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10680 when processing for not_regs_needed bitmap.
10681 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10682 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10683 handling it for rhs.
10685 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10687 * config/i386/i386.md (unnamed inc/dec peephole): Use
10688 optimize_insn_for_size_p instead of optimize_size.
10689 * config/i386/predicates.md (incdec_operand): Likewise.
10690 (aligned_operand): Likewise.
10691 * config/i386/sse.md (divv8sf3): Likewise.
10692 (sqrtv8sf2): Likewise.
10694 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10696 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10698 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10700 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10703 ssemodesuffixf2c with avxmodesuffixf2c.
10705 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10708 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10710 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10712 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10713 (struct tree_base): Adjust spacing for 8 bit boundaries.
10714 (struct tree_decl_common): Add decl_by_reference_flag bit.
10715 (DECL_BY_REFERENCE): Adjust.
10716 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10717 print DECL_BY_REFERENCE bit.
10718 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10719 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10720 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10721 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10724 PR middle-end/39666
10725 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10726 range of the type, but default label is missing, add it with one
10727 of the existing labels instead of adding a new label for it.
10729 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10733 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10735 * Makefile.in (enable_plugin, plugin_includedir): New.
10736 (install): Depend on install-plugin.
10737 (PLUGIN_HEADERS): New.
10738 (install-plugin): New.
10739 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10741 2009-05-05 Richard Guenther <rguenther@suse.de>
10743 PR tree-optimization/40022
10744 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10746 (phivn_valid_p): Fix tuplification error, simplify.
10747 (phiprop_insert_phi): Add dumps.
10748 (propagate_with_phi): Simplify.
10750 2009-05-05 Richard Guenther <rguenther@suse.de>
10752 PR middle-end/40023
10753 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10755 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10757 * tree.h (strip_float_extensions): Remove duplicate declaration.
10758 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10759 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10760 block_ultimate_origin): Rearrange the declarations line to match the
10761 comment that indicates the .c file which the functions are defined.
10762 (dwarf2out_*, set_decl_rtl): Add comment.
10763 (get_base_address): Adjust comment.
10764 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10765 declarations line and add comment.
10766 (is_builtin_name): Add blank after function name, for clarity.
10768 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10770 * attribs.c (decl_attributes): Use %qE for identifiers in
10772 * cgraphunit.c (verify_cgraph_node): Translate function names to
10773 locale character set in diagnostics.
10774 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10776 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10777 Document that functions are named in UTF-8.
10778 * expr.c (expand_expr_real_1): Translate function names to locale
10779 character set in diagnostics.
10780 * gimplify.c (omp_notice_variable, omp_is_private,
10781 gimplify_scan_omp_clauses): Use %qE for identifiers in
10783 * langhooks.c (lhd_print_error_function): Translate function names
10784 to locale character set.
10785 * langhooks.h (decl_printable_name): Document that return value is
10786 in internal character set.
10787 * stmt.c: Include pretty-print.h
10788 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10790 (resolve_operand_name_1): Translate named operand name to locale
10792 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10794 * toplev.c (announce_function): Translate function names to locale
10796 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10797 (default_tree_printer): Use pp_identifier or translate identifiers
10798 to locale character set. Mark "<anonymous>" for translation.
10799 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10800 for identifiers in diagnostics.
10801 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10803 * varasm.c (output_constructor): Use %qE for identifiers in
10806 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10808 * configure.ac: use ` ` instead of $()
10809 * configure: Regenerate.
10811 2009-05-05 Ben Elliston <bje@au.ibm.com>
10813 * config/pa/linux-atomic.c: Eliminate conditional include of
10814 errno.h on non-LP64 systems to simplify build requirements.
10816 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10818 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10820 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10821 and pass value to identifier_to_locale.
10822 (warn_variable_length_array): Make name a tree.
10823 (grokdeclarator): Separate diagnostic texts for named and unnamed
10824 declarators. Use %qE for named declarators.
10825 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10827 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10828 identifiers in diagnostics.
10829 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10830 identifier_to_locale. Mark "anonymous" strings for translation.
10832 2009-05-04 Michael Eager <eager@eagercon.com>
10834 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10835 address for DImode/DFmode only if double-precision FP regs.
10837 2009-05-04 Michael Eager <eager@eagercon.com>
10839 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10840 TARGET_SINGLE_FLOAT check.
10842 2009-05-04 Michael Eager <eager@eagercon.com>
10844 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10846 2009-05-04 Michael Eager <eager@eagercon.com>
10848 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10849 * config/rs6000/t-xilinx: New
10851 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10853 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10854 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10855 * gcc/explow.c (memory_address): Use target hook.
10856 * gcc/targhooks.c (default_legitimize_address): New.
10857 * gcc/targhooks.h (default_legitimize_address): New.
10858 * gcc/target.h (legitimize_address): New.
10859 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10860 (TARGET_INITIALIZER): Include it.
10861 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10863 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10864 * config/bfin/bfin.c (legitimize_address): Remove.
10865 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10866 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10868 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10869 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10871 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10872 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10873 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10874 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10875 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10876 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10877 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10878 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10879 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10880 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10881 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10882 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10883 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10884 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10885 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10886 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10887 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10888 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10889 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10890 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10891 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10892 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10893 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10895 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10896 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10897 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10898 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10899 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10900 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10901 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10902 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10903 (thumb_legitimize_address): Delete.
10904 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10905 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10906 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10907 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10908 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10909 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10911 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10914 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10915 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10916 * config/m32r/m32r.c (m32r_legitimize_address): New.
10917 * config/m68k/m68k.c (m68k_legitimize_address): New.
10918 * config/score/score.c (score_legitimize_address): Standardize.
10919 * config/score/score3.c (score3_legitimize_address): Standardize.
10920 * config/score/score3.h (score3_legitimize_address): Adjust.
10921 * config/score/score7.c (score7_legitimize_address): Standardize.
10922 * config/score/score7.h (score7_legitimize_address): Adjust.
10923 * config/sh/sh.c (sh_legitimize_address): New.
10924 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10926 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10927 (s390_legitimize_address): ... this.
10928 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10929 (sparc_legitimize_address): ... this.
10930 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10931 (ix86_legitimize_address): ... this.
10932 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10933 (avr_legitimize_address): ... this.
10934 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10935 (mn10300_legitimize_address): ... this.
10936 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10937 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10938 (alpha_expand_mov): Adjust call.
10940 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10941 * config/spu/spu.c (spu_legitimize_address): Likewise.
10942 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10943 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10945 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10947 * intl.c (locale_encoding, locale_utf8): New.
10948 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10949 * intl.h (locale_encoding, locale_utf8): Declare.
10950 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10951 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10953 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10955 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10956 (pp_base_tree_identifier): Declare as function.
10957 (identifier_to_locale): Declare.
10958 * Makefile.in (pretty-print.o): Update dependencies.
10959 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10961 2009-05-04 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/40015
10964 * builtins.c (fold_builtin_memory_op): Do not decay to element
10965 type if the size matches the whole array.
10967 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10969 * expmed.c (synth_mult): When trying out a shift, pass the result
10972 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10974 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10975 (shiftsub1_cost): New.
10976 (init_expmed): Compute shiftsub1_cost.
10977 (synth_mult): Optimize multiplications by constants of the form
10978 -(2^^m-1) for some constant positive integer m.
10980 2009-05-03 Richard Guenther <rguenther@suse.de>
10983 * c-typeck.c (array_to_pointer_conversion): Do not built
10984 ADDR_EXPRs of arrays of pointer-to-element type.
10985 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10986 up wrong ADDR_EXPRs after-the-fact.
10987 * c-common.c (strict_aliasing_warning): Strip pointer
10988 conversions for obtaining the original type.
10989 * builtins.c (fold_builtin_memset): Handle array types.
10990 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10993 2009-05-03 Richard Guenther <rguenther@suse.de>
10995 PR middle-end/23329
10996 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10997 Do not lose casts from array types with unknown extent to array
10998 types with known extent.
10999 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11000 alias set compatibility.
11002 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11004 * flags.h (extra_warnings): Delete.
11005 * toplev.c (process_options): Handle Wuninitialized here.
11006 * opts.c (extra_warnings): Delete.
11007 (set_Wextra): Delete.
11008 (common_handle_option): -Wextra can be handled automatically.
11009 * c-opts.c (c_common_handle_option): Delete obsolete code.
11010 (c_common_post_options): Simplify comment.
11011 * common.opt (W): Add Var.
11013 (Wuninitialized): Initialize to -1.
11015 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11016 Richard Guenther <rguenther@suse.de>
11018 * expr.c (get_def_for_expr): New function.
11019 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11020 SSA rather than trees.
11021 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11022 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11024 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11026 * c-common.c (reswords): Add _Imaginary.
11027 * c-common.c (enum rid): Add RID_IMAGINARY.
11029 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11031 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11032 Patch by Richard Guenther.
11034 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11036 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11037 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11038 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11039 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11040 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11041 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11042 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11043 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11044 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11045 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11046 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11047 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11048 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11049 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11050 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11051 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11052 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11053 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11055 2009-05-02 Richard Guenther <rguenther@suse.de>
11057 PR tree-optimization/39940
11058 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11061 2009-05-02 Richard Guenther <rguenther@suse.de>
11063 PR middle-end/40001
11064 * tree-ssa.c (execute_update_addresses_taken): Properly check
11065 if we can mark a variable DECL_GIMPLE_REG_P.
11066 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11067 back to the end of the function.
11068 (is_gimple_reg_type): Remove complex type special casing.
11069 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11072 2009-05-02 Ben Elliston <bje@au.ibm.com>
11074 * doc/collect2.texi (Collect2): Document search path behaviour
11075 when configured with --with-ld.
11077 2009-05-02 Jan Hubicka <jh@suse.cz>
11079 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11080 parameter; update callers.
11081 (coalesce_cost_edge): EH edges are costier because they needs
11082 splitting even if not critical and even more costier when there are
11083 multiple EH predecestors.
11085 2009-05-02 Jan Hubicka <jh@suse.cz>
11087 * except.c (remove_eh_handler_and_replace): Handle updating after
11088 removing TRY blocks.
11090 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11092 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11094 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11096 * varasm.c: Do not include c-pragma.h.
11097 * attribs.c: Do not incude c-common.h.
11099 2009-05-01 Michael Matz <matz@suse.de>
11101 * calls.c (initialize_argument_information): Handle SSA names like
11102 decls with a non MEM_P DECL_RTL.
11104 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11106 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11107 * ipa-utils.c: Likewise.
11108 * ipa-type-escape.c: Likewise.
11109 * cgraphunit.c Do not include c-common.h.
11110 * ipa-pure-const.c: Likewise.
11111 * tree-if-conv.c: Likewise.
11112 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11113 * ipa-struct-reorg.c: Likewise.
11114 * tree-nomudflap.c: Likewise.
11115 * tree-ssa-structalias.c: Likewise.
11117 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11119 * store-motion.c: Many cleanups to make this pass a first-class
11120 citizen instead of an appendix to gcse load motion. Add TODO list
11121 to make this pass faster/cleaner/better.
11123 (struct ls_expr): Post gcse.c-split cleanups.
11124 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11125 "stores" field to "avail_stores".
11126 (pre_ldst_mems): Rename to store_motion_mems.
11127 (pre_ldst_table): Rename to store_motion_mems_table.
11128 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11129 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11130 (ldst_entry): Rename to st_expr_entry, update users.
11131 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11132 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11133 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11135 (first_ls_expr): Rename to first_st_expr, update users.
11136 (next_ls_expr): Rename to next_st_expr, update users.
11137 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11138 fields properly for store motion instead of names inherited from load
11140 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11141 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11144 (ae_kill): Rename to st_kill, update users.
11145 (ae_gen): Rename to st_avloc, update users.
11146 (transp): Rename to st_transp, update users.
11147 (pre_insert_map): Rename to st_insert_map, update users.
11148 (pre_delete_map): Rename to st_delete_map, update users.
11149 (insert_store, build_store_vectors, free_store_memory,
11150 one_store_motion_pass): Update for abovementioned changes.
11152 (gcse_subst_count, gcse_create_count): Remove.
11153 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11154 and "n_stores_created", local variables.
11156 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11159 (regvec, compute_store_table_current_insn): Remove.
11160 (reg_set_info, reg_clear_last_set): Remove.
11161 (compute_store_table): Use DF caches instead of local dataflow
11164 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11166 * c-objc-common.c (c_tree_printer): Print identifiers with
11167 pp_identifier, not pp_string. Mark "({anonymous})" for
11169 * c-pretty-print.c (pp_c_ws_string): New.
11170 (pp_c_cv_qualifier, pp_c_type_specifier,
11171 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11172 pp_c_storage_class_specifier, pp_c_function_specifier,
11173 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11174 pp_c_primary_expression, pp_c_postfix_expression,
11175 pp_c_unary_expression, pp_c_shift_expression,
11176 pp_c_relational_expression, pp_c_equality_expression,
11177 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11178 use pp_string and pp_c_ws_string in place of pp_identifier and
11179 pp_c_identifier for non-identifiers. Mark English strings for
11181 * c-pretty-print.h (pp_c_ws_string): Declare.
11183 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11184 Roland McGrath <roland@redhat.com>
11186 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11187 (ENABLE_LD_BUILDID): New configuration option.
11188 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11189 (LINK_BUILDID_SPEC): New macro.
11190 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11192 * doc/install.texi: Document --enable-linker-build-id option.
11193 * configure: Rebuild.
11194 * config.in: Rebuild.
11196 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11198 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11199 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11200 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11201 MIPS_GP_SAVE_AREA_SIZE.
11202 * config/mips/mips.c (struct mips_frame_info): Update comment
11203 before arg_pointer_offset and hard_frame_pointer_offset.
11204 (mips_compute_frame_info): Update diagram before function: to
11205 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11206 indicate the position of frame_pointer_rtx with -fstack-protector and
11207 to show args_size. Don't allocate cprestore area for leaf functions
11208 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11210 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11212 2009-04-30 Michael Matz <matz@suse.de>
11214 PR tree-optimization/39955
11215 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11217 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11219 * ira.c (setup_cover_and_important_classes): Use safe macro
11220 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11222 * genpreds.c (write_tm_preds_h): Output suitable definition of
11223 REG_CLASS_FOR_CONSTRAINT.
11225 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11227 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11229 * bitmap.c (bitmap_descriptor): Likewise.
11230 * ggc-common.c (loc_descriptor): Likewise.
11231 * varray.c (varray_descriptor): Likewise.
11232 * vec.c (vec_descriptor): Likewise.
11234 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11236 * Makefile.in (dce.o): Add $(EXCEPT_H).
11237 * dce.c: Include except.h and delete redundant vector definitions.
11238 (deletable_insn_p): Return false for non-call insns that can throw
11241 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11243 * gcse.c (ae_gen): Remove.
11244 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11245 and make non-static function to make it available in store-motion.c.
11246 Update call sites with search-and-replace.
11247 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11248 extract_mentioned_regs, extract_mentioned_regs_helper,
11249 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11250 store_killed_in_insn, store_killed_after, store_killed_before,
11251 build_store_vectors, insert_insn_start_basic_block, insert-store,
11252 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11253 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11254 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11255 * store-motion.c: ...new file. Also copy data structures from gcse.c
11256 and clean up to remove parts not used by store motion.
11257 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11258 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11260 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11263 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11264 when optimizing for size.
11266 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11268 * gcse.c (gcse_constant_p): Fix typo in last change.
11270 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11272 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11274 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11276 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11278 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11280 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11281 CONST_HIGH_PART result.
11283 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11285 * config/avr/avr.c (initial_elimination_offset): Rename to
11286 avr_initial_elimination_offset.
11287 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11288 change return type to bool.
11289 (avr_can_eliminate): New function.
11290 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11291 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11292 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11293 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11294 avr_initial_elimination_offset.
11295 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11296 (avr_initial_elimination_offset): Define.
11298 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11299 Steven Bosscher <steven@gcc.gnu.org>
11301 PR rtl-optimization/39938
11302 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11303 * cfgrtl.c: Include insn-attr.h.
11304 (rest_of_pass_free_cfg): New function.
11305 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11306 * resource.c (init_resource_info): Remove call to df_analyze.
11308 2009-04-29 Richard Guenther <rguenther@suse.de>
11311 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11312 allow conversion to signed integers.
11314 2009-04-29 Richard Guenther <rguenther@suse.de>
11316 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11317 shifts of floating point vectors if the shift amount is
11318 a constant multiple of the element size.
11320 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11321 Michael Matz <matz@suse.de>
11323 PR middle-end/39927
11325 * tree-outof-ssa.c (emit_partition_copy): New function.
11326 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11327 insert_part_to_rtx_on_edge): Perform the partition base var
11328 copy using emit_partition_copy.
11329 (insert_value_copy_on_edge): Convert constants to the right mode.
11330 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11331 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11333 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11335 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11336 scan backwards to try to find a constant to initialize it.
11338 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11339 insn before the loop_end instruction, don't look past labels.
11341 2009-04-29 Richard Guenther <rguenther@suse.de>
11343 PR middle-end/39937
11344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11345 loose type conversions.
11346 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11347 stmts only if there are no uses of its definition.
11349 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11351 * config/bfin/bfin.h (splitting_loops): Declare.
11352 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11353 Reorder bit definitions to be ascending.
11354 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11355 * config/bfin/bfin.c (splitting_loops): New variable.
11356 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11357 (struct loop_info): Remove members INIT and LOOP_INIT.
11358 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11359 the LSETUP sequence. Allow LC to be loaded from any register, but
11360 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11361 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11363 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11364 of reload_completed.
11367 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11369 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11371 * Makefile.in (PLUGIN_VERSION_H): New.
11372 (OBJS-common): Remove plugin-version.o.
11373 (plugin.o): Depend on (PLUGIN_VERSION_H).
11374 (plugin-version.o): Remove.
11375 * configure: Regenerate
11376 * configure.ac: Create plugin-version.h.
11377 * gcc-plugin.h (plugin_gcc_version): Remove.
11378 (plugin_default_version_check): Change signature.
11379 * plugin-version.c: Remove.
11380 * plugin.c: Include plugin-version.h.
11381 (str_plugin_gcc_version_name): Remove.
11382 (try_init_one_plugin): Pass gcc version to plugin_init.
11383 (plugin_default_version_check): Both gcc and plugin versions are now
11386 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11388 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11389 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11390 Remove special case testing for last insn of inner loops. Don't fail
11391 if the loop ends with a jump, emit an extra nop instead.
11393 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11394 DREGS rather than comparing directly. Remove code that tries to
11395 account for latencies.
11397 2009-04-29 Richard Guenther <rguenther@suse.de>
11399 PR tree-optimization/39941
11400 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11401 eliminating an indirect call.
11403 2009-04-29 Richard Guenther <rguenther@suse.de>
11405 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11406 parameter. Allow invariants as base if !require_lvalue.
11407 (verify_gimple_assign_single): Adjust.
11409 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11411 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11412 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11413 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11414 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11415 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11417 * config/bfin/bfin.c (bfin_expand_builtin,
11418 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11420 2009-04-28 Richard Guenther <rguenther@suse.de>
11422 * tree-vect-loop.c (get_initial_def_for_induction): Use
11423 correct types for pointer increment.
11425 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11427 * toplev.c (print_version): Update GMP version string calculation.
11429 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11431 PR rtl-optimization/39938
11432 * resource.c (init_resource_info): Add call to df_analyze.
11434 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11436 * config/alpha/alpha.md (usegp): Cast the result of
11437 alpha_find_lo_sum_using_gp to enum attr_usegp.
11438 * config/alpha/alpha.c (override_options): Remove end-of-structure
11439 marker element from cpu_table. Use array size of cpu_table to handle
11440 -mcpu and -mtune options.
11441 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11443 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11445 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11446 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11447 tune_32 and tune_64.
11448 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11449 support on PowerPC.
11450 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11451 * config/rs6000/option-defaults.h: ... here. New file.
11452 (OPT_64, OPT_32): Define.
11453 (MASK_64BIT): Define to 0 if not already defined.
11454 (OPT_ARCH64, OPT_ARCH32): Define.
11455 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11458 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11460 * config/arm/arm.c (arm_override_options): Emit error on using
11463 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11465 PR rtl-optimization/39914
11466 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11467 registers for allocnos created from user-defined variables only
11468 when not optimizing.
11470 2009-04-28 Richard Guenther <rguenther@suse.de>
11472 PR middle-end/39937
11473 * fold-const.c (fold_binary): Use distribute_real_division only
11476 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11478 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11479 add hpux-stdint.h to tm_file.
11480 (hppa[12]*-*-hpux11*): Ditto.
11481 (ia64*-*-hpux*): Ditto.
11482 * config/hpux-stdint.h: New.
11483 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11484 __STDC_EXT__ for all compiles.
11485 * config/pa/pa-hpux.h: Ditto.
11486 * config/pa/pa-hpux10.h: Ditto.
11487 * config/pa/pa-hpux11.h: Ditto.
11489 2009-04-28 Catherine Moore <clm@codesourcery.com>
11491 * debug.h (set_name): Add comment.
11493 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11496 * config/darwin.c (machopic_gen_offset): Check
11497 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11498 * config/arm/arm.c (require_pic_register): Likewise.
11500 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11502 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11503 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11504 m32c_promote_prototypes): Delete.
11506 2009-04-28 Michael Matz <matz@suse.de>
11508 PR middle-end/39922
11509 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11512 2009-04-28 Richard Guenther <rguenther@suse.de>
11514 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11516 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11518 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11519 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11520 * config/arm/arm-tune.md: Regenerate.
11522 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11524 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11525 block if there are complex incoming edges.
11526 (sel_merge_blocks): Remove useless assert.
11527 (sel_redirect_edge_and_branch): Check that edge was redirected.
11528 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11529 (sel_find_rgns): Delete declaration.
11530 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11531 the region when it is not a preheader.
11533 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11536 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11538 2009-04-28 Richard Guenther <rguenther@suse.de>
11540 * tree.h (SSA_NAME_VALUE): Remove.
11541 (struct tree_ssa_name): Remove value_handle member.
11542 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11543 array for jump threading.
11544 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11546 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11547 * tree-flow.h (threadedge_initialize_values): Declare.
11548 (threadedge_finalize_values): Likewise.
11549 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11550 (SSA_NAME_VALUE): Define.
11551 (threadedge_initialize_values): New function.
11552 (threadedge_finalize_values): Likewise.
11553 * tree-ssa-dom.c (ssa_name_values): New global variable.
11554 (SSA_NAME_VALUE): Define.
11555 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11557 2009-04-28 Ira Rosen <irar@il.ibm.com>
11559 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11560 Use REPORT_VECTORIZED_LOCATIONS instead
11561 REPORT_VECTORIZED_LOOPS.
11562 * tree-vectorizer.c (vect_verbosity_level): Make static.
11563 (vect_loop_location): Rename to vect_location.
11564 (vect_set_verbosity_level): Update comment.
11565 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11567 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11568 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11569 instead REPORT_UNVECTORIZED_LOOPS.
11570 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11571 and vect_loop_def to vect_external_def and vect_internal_def.
11572 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11573 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11574 REPORT_UNVECTORIZED_LOCATIONS.
11575 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11576 and vect_used_in_loop and to vect_unused_in_scope and
11577 vect_used_in_scope.
11578 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11579 (vect_verbosity_level): Remove declaration.
11580 (vect_analyze_operations): Likewise.
11581 (vect_analyze_stmt): Declare.
11582 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11583 REPORT_UNVECTORIZED_LOCATIONS.
11584 (vect_get_loop_niters): Fix indentation.
11585 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11586 (vect_analyze_loop_operations): New function.
11587 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11588 vect_analyze_operations.
11589 (vect_is_simple_reduction): Use new names.
11590 (vectorizable_live_operation, vect_transform_loop): Likewise.
11591 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11592 to specify whether the data references can be a part of interleaving
11594 (vect_analyze_data_ref_dependence): Use new names.
11595 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11596 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11597 * tree-vect-patterns.c (widened_name_p): Use new names.
11598 (vect_recog_dot_prod_pattern): Likewise.
11599 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11600 (process_use, vect_mark_stmts_to_be_vectorized,
11601 vect_model_simple_cost, vect_model_store_cost,
11602 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11603 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11604 vectorizable_operation, vectorizable_type_demotion,
11605 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11606 vectorizable_condition): Likewise.
11607 (vect_analyze_operations): Split into vect_analyze_loop_operations
11609 (vect_analyze_stmt): ... new function.
11610 (new_stmt_vec_info): Use new names.
11611 (vect_is_simple_use): Use new names and fix comment.
11612 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11613 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11615 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11618 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11619 and integer modes for x87 operands. Do not ICE for unsupported size,
11620 generate error instead. Generate error for unsupported operand types.
11621 ['z']: Do not handle HImode memory operands specially. Warning
11622 for floating-point operands. Fallthru to 'Z' for unsupported operand
11623 types. Do not ICE for unsupported size, generate error instead.
11624 (output_387_binary_op): Use %Z to output operands.
11625 (output_fp_compare): Ditto.
11626 (output_387_reg_move): Ditto.
11628 2009-04-28 Ben Elliston <bje@au.ibm.com>
11633 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11635 * builtins.c (c_strlen): Do not warn here.
11636 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11637 * c-common.c (pointer_int_sum): Take an explicit location.
11638 Warn about offsets out of bounds.
11639 * c-common.h (pointer_int_sum): Adjust declaration.
11641 2009-04-27 Ian Lance Taylor <iant@google.com>
11643 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11645 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11646 * df-core.c (df_set_flags): Change return type to int. Change
11647 type of old_flags to int.
11648 (df_clear_flags): Likewise.
11649 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11650 (df_get_conditional_uses): Likewise.
11651 * df.h (df_set_flags, df_clear_flags): Update declarations.
11652 * dwarf2out.c (struct indirect_string_node): Change type of form
11653 field to enum dwarf_form.
11654 (AT_string_form): Change return type to enum dwarf_form.
11655 * fixed-value.c (fixed_compare): Add cast to enum type.
11656 * fwprop.c (update_df): Change 0 to VOIDmode.
11657 * gensupport.c: Change 0 to UNKNOWN.
11658 * gimple.h (gimple_cond_code): Add cast to enum type.
11659 * haifa-sched.c (reemit_notes): Add cast to enum type.
11660 * hooks.c (hook_int_void_no_regs): Remove function.
11661 * hooks.h (hook_int_void_no_regs): Remove declaration.
11662 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11663 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11664 * real.c (real_arithmetic): Add cast to enum type.
11665 (real_compare): Likewise.
11666 * target.h (struct gcc_target): Change return type of
11667 branch_target_register_class to enum reg_class.
11668 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11669 default_branch_target_register_class.
11670 * targhooks.c (default_branch_target_register_class): New function.
11671 * targhooks.h (default_branch_target_register_class): Declare.
11672 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11673 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11675 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11677 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11678 vect_uninitialized_def. Change 0 to ERROR_MARK.
11679 * tree-vect-stmts.c (supportable_widening_operation): Don't
11680 initialize icode1 and icode2.
11681 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11682 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11684 (cmn_err_flag_specs): Change 0 to STD_C89.
11685 (cmn_err_char_table): Likewise.
11686 * config/arm/arm.c (get_arm_condition_code): Change type of code
11687 to enum arm_cond_code.
11688 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11689 (IWMMXT_BUILTIN2): Likewise.
11690 (neon_builtin_type_bits): Don't define typedef.
11691 (neon_builtin_datum): Change type of bits field to int.
11692 (arm_expand_neon_args): Add cast to enum type.
11693 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11695 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11696 casts to enum type.
11697 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11699 * config/mips/mips.md (jal_macro): Return enum constant.
11700 (single_insn): Likewise.
11701 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11703 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11704 casts to enum type.
11705 * config/s390/s390.c (s390_tune_flags): Change type to int.
11706 (s390_arch_flags): Likewise.
11707 (s390_handle_arch_option): Change flags field of struct pta to int.
11708 * config/s390/s390.h (s390_tune_flags): Update declaration.
11709 (s390_arch_flags): Likewise.
11710 * config/sh/sh.c (prepare_move_operands): Compare
11711 tls_symbolic_operand result with enum constant.
11712 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11713 (sh_expand_prologue): Add cast to enum type.
11714 (sh_expand_epilogue): Likewise.
11715 (tls_symbolic_operand): Change return type to enum tls_model.
11716 (fpscr_set_from_mem): Add cast to enum type.
11717 (legitimize_pic_address): Compare tls_symbolic_operand result with
11719 (sh_target_reg_class): Change return type to enum reg_class.
11720 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11722 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11723 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11724 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11725 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11726 (delayed_branch, tls_call_delay): Likewise.
11727 (eligible_for_sibcall_delay): Likewise.
11728 (eligible_for_return_delay): Likewise.
11729 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11730 (spu_expand_builtin_1): Likewise.
11732 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11733 for all types of conversions.
11734 (output_init_element): Issue -Wc++-compat warning if needed when
11735 initializing a bitfield with enum type.
11736 * c-parser.c (c_parser_expression): Set original_type to
11737 original_type of right hand operand of comman operator.
11739 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11741 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11743 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11744 * doc/cpp.texi (Standard Predefined Macros)
11745 (Implementation-defined behavior): Likewise.
11746 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11747 * doc/gimple.texi (GIMPLE Exception Handling)
11748 (@code{GIMPLE_ASSIGN}): Likewise.
11749 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11750 * doc/invoke.texi (Warning Options, Optimize Options)
11751 (AVR Options, Darwin Options): Likewise.
11752 (Optimize Options): Reformulate -fwhole-program description.
11753 * doc/loop.texi (Lambda): Likewise.
11754 * doc/md.texi (Output Template, Define Constraints)
11755 (Standard Names, Insn Splitting): Likewise.
11756 * doc/options.texi (Option properties): Likewise.
11757 * doc/passes.texi (Tree-SSA passes): Likewise.
11758 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11759 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11760 (File Names and DBX): Likewise.
11761 * doc/trouble.texi (Incompatibilities): Likewise.
11763 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11765 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11766 instruction is correct.
11768 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11770 Allow non-constant arguments to conversion intrinsics.
11771 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11772 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11773 * spu.c (print_operand): Handle 'v' and 'w'.
11774 (exp2_immediate_p, spu_gen_exp2): Define.
11775 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11776 spu_convtf_1): Update parameter descriptions.
11777 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11778 * constraints.md ('v', 'w'): New.
11779 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11781 (i2f, I2F): New define_mode_attr.
11782 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11783 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11784 fixuns_truncv4sfv4si2): Update to use mode attribute.
11785 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11786 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11787 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11788 patterns for combine.
11790 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11792 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11793 (cprop, hoist, pre, store_motion): New debug counters.
11794 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11795 is not an RTL pass anymore.
11796 (pass_profiling): Remove extern decl for pass removed in 2005.
11797 (pass_gcse, pass_jump_bypass): Remove.
11798 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11799 to 0 for clean state.
11800 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11801 * cse.c (gate_handle_cse_after_global_opts,
11802 rest_of_handle_cse_after_global_opts): New functions.
11803 (pass_cse_after_global_opts): New pass, does local CSE.
11804 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11805 (TV_CPROP): New timevar.
11806 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11807 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11808 (gcse_main, recompute_all_luids): Remove.
11809 (compute_hash_table_work): Call max_reg_num instead of reading
11811 (cprop_jump): Don't set run_jump_opt_after_gcse.
11812 (constprop_register): Always allow to alter jumps.
11813 (cprop_insn): Likewise.
11814 (do_local_cprop): Likewise.
11815 (local_cprop_pass): Likewise. Return non-zero if something changed.
11816 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11817 (find_implicit_sets): Add note about missed optimization opportunity.
11818 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11819 pass_rtl_cprop execute function.
11820 Don't bother tracking the pass number, each pass gets its own dumpfile
11822 Always allow to alter jumpsand bypass jumps.
11823 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11824 will just find no suitable set.
11825 (pre_edge_insert): Fix dumping, this function is for PRE only.
11826 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11827 pass_rtl_pre execute function.
11828 (hoist_code): Return non-zero if something changed. Keep track of
11829 substitutions and insertions for statistics gathering similar to PRE.
11830 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11831 called from the pass_rtl_hoist execute function. Show pass statistics.
11832 (compute_store_table): Use max_reg_num directly instead of using the
11833 formerly global max_gcse_regno.
11834 (build_store_vectors): Likewise.
11835 (replace_store_insn): Fix dumping.
11836 (store_motion): Rename to ...
11837 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11838 pass, called from the pass_rtl_store_motion execute function. Keep
11839 track of substitutions and insertions for statistics gathering similar
11841 (bypass_jumps): Remove, fold interesting bits into ...
11842 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11843 from the pass_rtl_cprop execute function.
11844 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11845 pass_jump_bypass): Remove.
11846 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11847 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11848 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11849 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11850 (gate_rtl_store_motion, execute_rtl_store_motion,
11851 pass_rtl_store_motion): New.
11852 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11853 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11854 * passes.c (init_optimization_passes): Remove pass_gcse and
11855 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11856 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11857 instead of pass_jump_bypass.
11859 2009-04-27 Richard Guenther <rguenther@suse.de>
11861 PR middle-end/39928
11862 * gimplify.c (gimplify_expr): If we are required to create
11863 a temporary make sure it ends up as register.
11865 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11868 * config/i386/i386.c (construct_container): Don't call
11869 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11870 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11872 2009-04-27 Michael Matz <matz@suse.de>
11874 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11875 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11876 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11877 (dump_replaceable_exprs): Take a bitmap.
11878 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11880 (expand_gimple_basic_block): Likewise.
11881 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11882 replaceable_expressions member a bitmap.
11883 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11884 (mark_replaceable): Likewise.
11885 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11886 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11888 2009-04-27 Richard Guenther <rguenther@suse.de>
11890 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11891 (verify_stmts): Dispatch to gimple/type verification code.
11892 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11893 issue with call argument types.
11895 2009-04-27 Michael Matz <matz@suse.de>
11897 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11898 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11901 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11902 Eric Botcazou <ebotcazou@adacore.com>
11904 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11905 a label's basic block.
11906 (mark_target_live_regs): Tidy and rework obsolete comments.
11907 Change back DF problem to LIVE. If a label starts a basic block,
11908 assume that all registers that used to be live then still are.
11909 (init_resource_info): If a label starts a basic block, set its
11910 BLOCK_FOR_INSN accordingly.
11911 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11913 2009-04-27 Richard Guenther <rguenther@suse.de>
11915 * tree-flow-inline.h (function_ann): Remove.
11916 (get_function_ann): Likewise.
11917 * tree-dfa.c (create_function_ann): Remove.
11918 * tree-flow.h (struct static_var_ann_d): Remove.
11919 (struct function_ann_d): Likewise.
11920 (union tree_ann_d): Remove fdecl member.
11921 (function_ann_t): Remove.
11922 (function_ann, get_function_ann, create_function_ann): Remove
11925 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11927 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11929 2009-04-27 Jan Hubicka <jh@suse.cz>
11931 * ipa-pure-const.c (struct funct_state_d): New fields
11932 state_previously_known, looping_previously_known; remove
11933 state_set_in_source.
11934 (analyze_function): Use new fields.
11935 (propagate): Avoid assumption that state_set_in_source imply
11938 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11939 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11940 * cfgloop.h (finite_loop_p): Declare.
11942 2009-04-26 Michael Matz <matz@suse.de>
11944 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11946 2009-04-26 Michael Matz <matz@suse.de>
11948 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11949 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11950 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11951 pass_mark_used_blocks): Remove.
11952 * tree-optimize.c (pass_free_datastructures,
11953 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11954 * passes.c (init_optimization_passes): Don't call
11955 pass_mark_used_blocks, remove dead code.
11957 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11959 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11960 * tree-ssa-live.h (register_ssa_partition): Likewise.
11962 2009-04-26 Michael Matz <matz@suse.de>
11965 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11966 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11967 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11969 (compare_pairs): Swap cost comparison.
11970 (coalesce_ssa_name): Don't use change_partition_var.
11971 * tree-nrv.c (struct nrv_data): Add modified member.
11972 (finalize_nrv_r): Set it.
11973 (tree_nrv): Use it to update statements.
11974 (pass_nrv): Require PROP_ssa.
11975 * tree-mudflap.c (mf_decl_cache_locals,
11976 mf_build_check_statement_for): Use make_rename_temp.
11977 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11978 * alias.c (find_base_decl): Handle SSA names.
11979 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11980 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11981 * rtl.h (set_reg_attrs_for_parm): Declare.
11982 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11983 to "optimized", remove unused locals at finish.
11984 (execute_free_datastructures): Make global, call
11985 delete_tree_cfg_annotations.
11986 (execute_free_cfg_annotations): Don't call
11987 delete_tree_cfg_annotations.
11989 * ssaexpand.h: New file.
11990 * expr.c (toplevel): Include ssaexpand.h.
11991 (expand_assignment): Handle SSA names the same as register variables.
11992 (expand_expr_real_1): Expand SSA names.
11993 * cfgexpand.c (toplevel): Include ssaexpand.h.
11994 (SA): New global variable.
11995 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11996 (SSAVAR): New macro.
11997 (set_rtl): New helper function.
11998 (add_stack_var): Deal with SSA names, use set_rtl.
11999 (expand_one_stack_var_at): Likewise.
12000 (expand_one_stack_var): Deal with SSA names.
12001 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12002 before unique numbers.
12003 (expand_stack_vars): Use set_rtl.
12004 (expand_one_var): Accept SSA names, add asserts for them, feed them
12005 to above subroutines.
12006 (expand_used_vars): Expand all partitions (without default defs),
12007 then only the local decls (ignoring those expanded already).
12008 (expand_gimple_cond): Remove edges when jumpif() expands an
12009 unconditional jump.
12010 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12011 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12013 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12014 members of SA; deal with PARM_DECL partitions here; expand
12015 all PHI nodes, free tree datastructures and SA. Commit instructions
12016 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12017 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12018 info and statements at start, collect garbage at finish.
12019 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12020 (VAR_ANN_PARTITION) Remove.
12021 (change_partition_var): Don't declare.
12022 (partition_to_var): Always return SSA names.
12023 (var_to_partition): Only accept SSA names.
12024 (register_ssa_partition): Only check argument.
12025 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12027 (delete_var_map): Don't free it.
12028 (var_union): Only accept SSA names, simplify.
12029 (partition_view_init): Mark only useful SSA names as used.
12030 (partition_view_fini): Only deal with SSA names.
12031 (change_partition_var): Remove.
12032 (dump_var_map): Use ssa_name instead of partition_to_var member.
12033 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12035 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12036 (struct _elim_graph): New member const_dests; nodes member vector of
12038 (set_location_for_edge): New static helper.
12039 (create_temp): Remove.
12040 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12041 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12042 (new_elim_graph): Allocate const_dests member.
12043 (clean_elim_graph): Truncate const_dests member.
12044 (delete_elim_graph): Free const_dests member.
12045 (elim_graph_size): Adapt to new type of nodes member.
12046 (elim_graph_add_node): Likewise.
12047 (eliminate_name): Likewise.
12048 (eliminate_build): Don't take basic block argument, deal only with
12049 partition numbers, not variables.
12050 (get_temp_reg): New static helper.
12051 (elim_create): Use it, deal with RTL temporaries instead of trees.
12052 (eliminate_phi): Adjust all calls to new signature.
12053 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12054 (rewrite_trees): Only do checking.
12055 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12056 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12057 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12058 contains_tree_r, MAX_STMTS_IN_LATCH,
12059 process_single_block_loop_latch, analyze_edges_for_bb,
12060 perform_edge_inserts): Remove.
12061 (expand_phi_nodes): New global function.
12062 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12063 functions, initialize new parameter, remember partitions having a
12065 (finish_out_of_ssa): New global function.
12066 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12067 don't reset in_ssa_p here, don't disable TER when mudflap.
12068 (pass_del_ssa): Remove.
12069 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12071 (execute_free_datastructures): Declare.
12072 * Makefile.in (SSAEXPAND_H): New variable.
12073 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12074 * basic-block.h (commit_one_edge_insertion): Declare.
12075 * passes.c (init_optimization_passes): Move pass_nrv and
12076 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12077 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12078 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12079 (redirect_branch_edge): Deal with super block when expanding, split
12080 out jump patching itself into ...
12081 (patch_jump_insn): ... here, new static helper.
12083 2009-04-26 Michael Matz <matz@suse.de>
12085 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12086 beyond num_ssa_names.
12087 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12088 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12090 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12092 PR inline-asm/39543
12093 * fwprop.c (forward_propagate_asm): New function.
12094 (forward_propagate_and_simplify): Propagate also into __asm, if it
12095 doesn't increase the number of referenced registers.
12098 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12100 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12102 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12103 note_nonlocal_vla_type for nonlocal VLAs.
12104 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12105 contains_remapped_vars, remap_vla_decls): New functions.
12106 (convert_nonlocal_reference_stmt): If not optimizing, call
12107 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12108 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12109 if it wasn't found in var_map.
12110 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12111 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12112 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12114 * gimplify.c (nonlocal_vlas): New variable.
12115 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12117 (gimplify_body): Create and destroy nonlocal_vlas.
12119 * dwarf2out.c (loc_descr_plus_const): New function.
12120 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12121 mem_loc_descriptor, loc_descriptor_from_tree_1,
12122 descr_info_loc, gen_variable_die): Use it.
12124 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12125 !TREE_STATIC VAR_DECLs.
12126 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12127 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12128 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12129 DECL_BY_REFERENCE is valid.
12130 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12131 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12132 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12133 Copy DECL_BY_REFERENCE.
12134 (struct nesting_copy_body_data): New type.
12135 (nesting_copy_decl): New function.
12136 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12137 if they have variable length.
12139 2009-04-26 Michael Matz <matz@suse.de>
12141 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12142 mark new temporaries for renaming.
12144 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12147 * c-decl.c (global_bindings_p): Return negative value.
12148 (c_variable_size): New. Based on variable_size from
12150 (grokdeclarator): Call c_variable_size not variable_size.
12152 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12154 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12156 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12158 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12159 Redefine it to just use mingw/include.
12160 (ASM_SPEC): Rules for -m32 and -m64.
12161 (LINK_SPEC): Use Likewise.
12162 (SPEC_32): New define.
12163 (SPEC_64): Likewise.
12164 (SUB_LINK_SPEC): Likewise.
12165 (MULTILIB_DEFAULTS): New define.
12166 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12167 Add multilib options.
12168 (MULTILIB_DIRNAMES): Likewise.
12169 (MULTILIB_OSDIRNAMES): Likewise.
12170 (LIBGCC): Likewise.
12171 (INSTALL_LIBGCC): Likewise.
12173 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12176 * c-tree.h (enum c_inline_static_type): New.
12177 (record_inline_static): Declare.
12178 * c-decl.c (struct c_inline_static, c_inline_statics,
12179 record_inline_static, check_inline_statics): New.
12180 (pop_file_scope): Call check_inline_statics.
12181 (start_decl): Call record_inline_static instead of pedwarning
12182 directly for static in inline function.
12183 * c-typeck.c (build_external_ref): Call record_inline_static
12184 instead of pedwarning directly for static referenced in inline
12187 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12189 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12190 not new but only being rescanned.
12191 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12192 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12193 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12194 record_set_info, compute_set, grealloc): Remove.
12195 (recompute_all_luids): New function.
12196 (gcse_main): Don't compute sets, and don't do related memory
12197 allocations/free-ing. If something changed before the end of the
12198 pass, update LUIDs using recompute_all_luids.
12199 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12200 (free_gcse_mem): Don't free it either.
12201 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12202 Use the df insn LUIDs.
12203 (load_killed_in_block): Likewise.
12204 (compute_hash_table_work): Don't compute reg_set_in_block.
12205 (compute_transp): Use DF_REG_DEF_CHAINs.
12206 (local_cprop_pass): Don't use compute_sets and related functions.
12207 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12208 Use get_max_uid() instead of max_cuid.
12209 (insert_insn_end_basic_block, pre_insert_copy_insn,
12210 update_ld_motion_stores): Don't try to
12211 keep reg_set tables up to date.
12212 (pre_insert_copies): Use df insn LUIDs.
12213 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12214 (reg_set_info): Don't use extra bitmap argument.
12215 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12216 information to compute regs_set_in_block.
12217 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12218 (bypass_jumps): Don't use compute_sets and friends.
12220 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12223 * opts.c (undocumented_msg): Do not leave blank even with
12226 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12228 * c-decl.c (build_enumerator): Allow values folding to integer
12229 constants but not integer constant expressions with a pedwarn if
12232 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12235 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12236 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12237 type is an integer constant.
12239 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12242 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12245 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12248 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12249 with variably modified return type and no storage class
12250 specifiers, except for the case of nested functions. Distinguish
12251 extern declarations of functions with variably modified return
12252 types from those of objects with variably modified types.
12254 2009-04-25 Jan Hubicka <jh@suse.cz>
12256 * tree.c (list_equal_p): New function.
12257 * tree.h (list_equal_p): Declare.
12258 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12259 basic_block_def, basic_block, const_basic_block): New.
12260 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12261 (redirect_eh_edge): New function.
12262 (make_eh_edge_update_phi): EH edges are not abnormal.
12263 * except.c: Include tree-flow.h.
12264 (list_match): New function.
12265 (eh_region_replaceable_by_p): New function.
12266 (replace_region): New function.
12267 (hash_type_list): New function.
12268 (hash_eh_region): New function.
12269 (eh_regions_equal_p): New function.
12270 (merge_peers): New function.
12271 (remove_unreachable_regions): Verify EH tree when checking;
12273 (copy_eh_region_1): New function.
12274 (copy_eh_region): New function.
12275 (push_reachable_handler): New function.
12276 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12277 regions without label but with live RESX.
12278 * except.h (redirect_eh_edge_to_label): New.
12279 * tree-flow.h (redirect_eh_edge): New.
12280 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12281 basic_block_def, basic_block, const_basic_block): Remove.
12282 * Makefile.in (except.o): Add dependency on tree-flow.h
12283 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12284 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12287 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12290 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12291 on the destination of memcpy.
12293 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12295 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12296 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12297 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12299 2009-04-25 Jan Hubicka <jh@suse.cz>
12301 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12302 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12303 to be reached by different label than left.
12304 (update_eh_edges): Update comment; remove edge_to_remove if possible
12305 and return true if suceeded.
12306 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12307 (cleanup_eh): Compute sharing map.
12308 * except.c (remove_eh_handler_and_replace): Add argument if we should
12310 (remove_unreachable_regions): Update for label sharing.
12311 (label_to_region_map): Likewise.
12312 (get_next_region_sharing_label): New function.
12313 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12315 (remove_eh_handler): Update.
12316 (remove_eh_region_and_replace_by_outer_of): New function.
12317 * except.h (struct eh_region): Add next_region_sharing_label.
12318 (remove_eh_region_and_replace_by_outer_of,
12319 get_next_region_sharing_label): Declare.
12320 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12322 2009-04-25 Jan Hubicka <jh@suse.cz>
12324 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12325 insert code even if they are not critical.
12327 2009-04-25 Jan Hubicka <jh@suse.cz>
12329 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12330 (gimple_can_remove_branch_p): EH edges won't remove branch by
12332 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12333 updating of non-abnormal EH edges.
12334 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12335 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12336 (split_critical_edges): Split also edges where emitting code on them
12337 will lead to splitting later.
12339 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12340 H.J. Lu <hongjiu.lu@intel.com>
12343 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12344 the configured assembler supports fildq and fistpq mnemonics.
12345 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12346 * configure: Regenerated.
12347 * config.in: Ditto.
12349 * config/i386/i386.c (print_operand): Handle 'Z'.
12350 ['z']: Remove handling of special fild/fist suffixes.
12351 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12352 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12353 suffix of fild insn.
12354 (*floatsi<mode>2_vector_mixed): Ditto.
12355 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12356 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12357 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12359 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12361 2009-04-25 Ben Elliston <bje@au.ibm.com>
12363 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12364 the source of a set operation.
12366 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12368 * target.h (struct gcc_target): Add case_values_threshold field.
12369 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12370 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12371 * targhooks.c (default_case_values_threshold): New function.
12372 * targhooks.h (default_case_values_threshold): Declare function.
12373 * stmt.c (expand_case): Use case_values_threshold target hook.
12374 * expr.h (case_values_threshold): Remove declartation.
12375 * expr.c (case_values_threshold): Remove function.
12376 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12378 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12379 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12380 (avr_case_values_threshold): Declare as static.
12381 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12383 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12384 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12385 (mn10300_case_values_threshold): New function.
12387 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12389 * ira.c (setup_cover_and_important_classes): Add enum cast.
12391 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12393 * genpreds.c (write_enum_constraint_num): Output definition of
12394 CONSTRAINT_NUM_DEFINED_P macro.
12395 * ira.c (setup_cover_and_important_classes): Use
12396 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12398 2009-04-24 DJ Delorie <dj@redhat.com>
12400 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12401 __SH2A_SINGLE_ONLY__ also.
12403 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12405 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12406 (movdf_internal): Ditto.
12407 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12408 SFmode and DFmode constants.
12409 (ia64_print_operand): Add 'G' format for printing
12410 floating point constants.
12412 2009-04-24 Richard Guenther <rguenther@suse.de>
12414 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12415 from unsigned additions.
12417 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12419 * c-typeck.c (set_init_index): Allow array designators that are
12420 not integer constant expressions with a pedwarn if pedantic.
12422 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12424 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12425 zero if no overlap in nonzero bits between the operands.
12427 2009-04-24 Ian Lance Taylor <iant@google.com>
12429 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12430 (record_dead_and_set_regs): Likewise.
12431 * df.h (struct df_mw_hardreg): Change flags field to int.
12432 (struct df_base_ref): Likewise.
12433 (struct df): Change changeable_flags field to int.
12434 * df-scan.c (df_defs_record): Change clobber_flags to int.
12435 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12436 constants rather than #define macros.
12437 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12438 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12439 (enum dwarf_calling_convention): Likewise.
12440 (enum dwarf_line_number_x_ops): Likewise.
12441 (enum dwarf_call_frame_info): Likewise.
12442 (enum dwarf_source_language): Likewise.
12443 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12444 (add_calling_convention_attribute): Likewise.
12445 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12446 (combine_comparisons): Change compcode to int. Add cast to enum type.
12447 * genrecog.c (maybe_both_true_2): Change c to int.
12448 (write_switch): Likewise. Add cast to enum type.
12449 * gimplify.c (gimplify_omp_for): Handle return values from
12450 gimplify_expr using MIN rather than bitwise or.
12451 (gimplify_expr): Add cast to enum type.
12452 * ipa-prop.c (update_jump_functions_after_inlining): Change
12453 IPA_BOTTOM to IPA_JF_UNKNOWN.
12454 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12455 Add casts to enum type.
12456 (setup_cover_and_important_classes): Change cl to int. Add casts
12458 (setup_class_translate): Change cl and mode to int.
12459 (ira_init_once): Change mode to int.
12460 (free_register_move_costs): Likewise.
12461 (setup_prohibited_mode_move_regs): Add casts to enum type.
12462 * langhooks.c (add_builtin_function_common): Rework assertion that
12463 value fits bitfield.
12464 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12465 * omega.c (omega_do_elimination): Avoid math on enum types.
12466 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12467 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12468 int local to handle integral_argment value.
12469 * regmove.c (try_auto_increment): Change PUT_MODE to
12471 * reload.c (push_secondary_reload): Add casts to enum type.
12472 (secondary_reload_class, find_valid_class): Likewise.
12473 * reload1.c (emit_input_reload_insns): Likewise.
12474 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12475 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12476 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12478 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12479 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12481 (expand_complex_libcall): Add casts to enum type.
12482 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12483 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12484 with ERROR_MARK, not NUM_TREE_CODES.
12485 (vect_create_epilog_for_reduction): Likewise.
12486 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12487 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12488 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12490 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12491 vect_unused_in_loop. Change 0 to loop_vect.
12492 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12493 * var-tracking.c (get_init_value): Change return type to enum
12495 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12496 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12498 (arm_override_options): Add casts to enum type.
12499 (arm_emit_tls_decoration): Likewise.
12500 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12502 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12503 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12504 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12506 * config/s390/s390.c (code_for_builtin_64): Change to array of
12508 (code_for_builtin_31): Likewise.
12509 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12511 * config/sparc/sparc.c (sparc_override_options): Change value
12512 field in struct code_model to enum cmodel. In initializer change
12513 0 to NULL and add cast to enum type.
12515 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12516 Change all callers. Issue a -Wc++-compat warning using
12517 lhs_origtype if necessary.
12518 (convert_for_assignment): Issue -Wc++-compat warnings about
12519 invalid conversions to enum type on assignment.
12520 * c-common.h (build_modify_expr): Update declaration.
12522 2009-04-24 Nick Clifton <nickc@redhat.com>
12524 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12525 (function_arg_advance): Likewise.
12526 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12529 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12531 * config/s390/constraints.md ('I', 'J'): Fix condition.
12533 2009-04-24 Diego Novillo <dnovillo@google.com>
12535 * gengtype-parse.c (parse_error): Add newline after message.
12537 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12539 * config/i386/sse.md (avxmodesuffixs): Removed.
12540 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12541 (*avx_pinsr<ssevecsize>): This.
12543 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12545 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12546 follow chains of regs with a single definition, and allow expressions
12547 that are function_invariant_p.
12548 (simple_rhs_p): Allow expressions that are function_invariant_p.
12550 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12552 PR middle-end/39867
12553 * fold-const.c (fold_cond_expr_with_comparison): When folding
12554 > and >= to MAX, make sure the MAX uses the same type as the
12555 comparison's operands.
12557 2009-04-24 Nick Clifton <nickc@redhat.com>
12559 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12560 addressing for DImode accesses.
12561 (frv_print_operand_address): Handle PLUS case.
12562 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12564 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12566 PR rtl-optimization/39794
12567 * alias.c (canon_true_dependence): Add x_addr argument.
12568 * rtl.h (canon_true_dependence): Adjust prototype.
12569 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12570 * cselib.c (cselib_invalidate_mem): Likewise.
12571 * gcse.c (compute_transp): Likewise.
12572 * dse.c (scan_reads_nospill): Likewise.
12573 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12574 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12575 canon_base_addr of the group, plus optional offset.
12576 (struct group_info): Rename canon_base_mem to
12578 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12579 canon_rtx of base_mem.
12581 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12583 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12584 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12586 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12588 * config/spu/spu-builtins.h: Delete file.
12590 * config/spu/spu.h (enum spu_builtin_type): Move here from
12592 (struct spu_builtin_description): Likewise. Add GTY marker.
12593 Do not use enum spu_function_code or enum insn_code.
12594 (spu_builtins): Add extern declaration.
12596 * config/spu/spu.c: Do not include "spu-builtins.h".
12597 (enum spu_function_code, enum spu_builtin_type_index,
12598 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12599 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12600 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12601 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12602 (spu_builtin_types): Make static. Add GTY marker.
12603 (spu_builtins): Add extern declaration with GTY marker.
12604 Include "gt-spu.h".
12606 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12607 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12608 Check programmatically whether all parameters are scalar.
12610 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12612 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12614 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12615 assignment from the constructor either if the target is volatile.
12617 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12619 * config/arm/arm.md (insv): Do not share operands[0].
12621 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12623 * config/vxlib-tls.c (active_tls_threads): Delete.
12624 (delete_hook_installed): New.
12625 (tls_delete_hook): Don't delete the delete hook.
12626 (tls_destructor): Delete it here.
12627 (__gthread_set_specific): Adjust installing the delete hook.
12628 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12629 __gthread_leave_tsd_dtor_context.
12631 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12633 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12635 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12637 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12639 (alpha_rtx_costs): Ditto.
12640 (emit_unlikely_jump): Use add_reg_note.
12641 (emit_frame_store_1): Ditto.
12642 (alpha_expand_prologue): Ditto.
12643 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12644 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12646 2009-04-23 Nick Clifton <nickc@redhat.com>
12648 * config/v850/v850.md (epilogue): Remove suppressed code.
12649 (return): Rename to return_simple and remove test of frame size.
12650 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12651 to gen_return_simple.
12653 2009-04-22 Jing Yu <jingyu@google.com>
12656 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12658 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12661 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12662 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12663 value is a VECTOR_CST, the element type is the element type of the
12666 2009-04-22 DJ Delorie <dj@redhat.com>
12668 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12670 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12672 * alias.c (find_base_term): Move around LO_SUM case, so that
12673 CONST falls through into PLUS/MINUS handling.
12676 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12677 into 0, use omit_one_operand.
12679 2009-04-23 Ben Elliston <bje@au.ibm.com>
12681 * config/rs6000/linux-unwind.h (get_regs): Remove type
12682 puns. Change the type of `pc' to an array of unsigned ints and
12683 update all users. Constify frame24.
12685 2009-04-22 DJ Delorie <dj@redhat.com>
12687 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12688 declarations before code.
12689 (current_function_special_page_vector): Likewise.
12690 (m32c_expand_insv): Silence a warning.
12692 2009-04-21 Taras Glek <tglek@mozilla.com>
12694 * alias.c: Update GTY annotations to new syntax.
12695 * basic-block.h: Likewise.
12696 * bitmap.h: Likewise.
12697 * c-common.h: Likewise.
12698 * c-decl.c: Likewise.
12699 * c-parser.c: Likewise.
12700 * c-pragma.c: Likewise.
12701 * c-tree.h: Likewise.
12702 * cfgloop.h: Likewise.
12703 * cgraph.h: Likewise.
12704 * config/alpha/alpha.c: Likewise.
12705 * config/arm/arm.h: Likewise.
12706 * config/avr/avr.h: Likewise.
12707 * config/bfin/bfin.c: Likewise.
12708 * config/cris/cris.c: Likewise.
12709 * config/darwin.c: Likewise.
12710 * config/frv/frv.c: Likewise.
12711 * config/i386/i386.c: Likewise.
12712 * config/i386/i386.h: Likewise.
12713 * config/i386/winnt.c: Likewise.
12714 * config/ia64/ia64.h: Likewise.
12715 * config/iq2000/iq2000.c: Likewise.
12716 * config/mips/mips.c: Likewise.
12717 * config/mmix/mmix.h: Likewise.
12718 * config/pa/pa.c: Likewise.
12719 * config/pa/pa.h: Likewise.
12720 * config/rs6000/rs6000.c: Likewise.
12721 * config/s390/s390.c: Likewise.
12722 * config/sparc/sparc.c: Likewise.
12723 * config/xtensa/xtensa.c: Likewise.
12724 * cselib.h: Likewise.
12725 * dbxout.c: Likewise.
12726 * dwarf2out.c: Likewise.
12727 * except.c: Likewise.
12728 * except.h: Likewise.
12729 * fixed-value.h: Likewise.
12730 * function.c: Likewise.
12731 * function.h: Likewise.
12732 * gimple.h: Likewise.
12733 * integrate.c: Likewise.
12734 * optabs.c: Likewise.
12735 * output.h: Likewise.
12736 * real.h: Likewise.
12738 * stringpool.c: Likewise.
12739 * tree-data-ref.c: Likewise.
12740 * tree-flow.h: Likewise.
12741 * tree-scalar-evolution.c: Likewise.
12742 * tree-ssa-address.c: Likewise.
12743 * tree-ssa-alias.h: Likewise.
12744 * tree-ssa-operands.h: Likewise.
12745 * tree.c: Likewise.
12746 * tree.h: Likewise.
12747 * varasm.c: Likewise.
12748 * varray.h: Likewise.
12750 * coretypes.h: Do not define GTY macro if it is already defined.
12751 * doc/gty.texi: Update GTY documentation to new syntax.
12752 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12753 annotations on structs.
12754 * gengtype-parse.c: Likewise.
12756 2009-04-22 Mark Heffernan <meheff@google.com>
12758 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12760 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12762 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12765 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12767 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12768 the same as a PLUS without a shift. Increase the cost of a
12771 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12773 * Makefile.in: Update dependencies.
12774 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12775 * errors.h: Remove bogus comment about compatibility.
12776 (warning): Update declaration.
12777 * genautomata.c: Update all calls to warning.
12778 * gimple.c: Do not include errors.h. Include toplev.h.
12779 * tree-ssa-structalias.c: Do not include errors.h.
12780 * omega.c: Likewise.
12781 * tree-ssa-reassoc.c: Likewise.
12782 * config/spu/spu-c.c: Likewise.
12783 * config/spu/t-spu-elf: Update dependencies.
12785 2009-04-22 Richard Guenther <rguenther@suse.de>
12787 PR tree-optimization/39824
12788 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12789 make sure the types are compatible.
12791 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12794 * c-common.c (c_parse_error): Take a token_flags parameter.
12795 Use token_type for the token type instead.
12796 Pass token_flags to cpp_type2name.
12797 * c-common.h (c_parse_error): Update declaration.
12798 * c-parser.c (c_parser_error): Pass 0 as token flags.
12800 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12802 PR rtl-optimization/39580
12803 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12805 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12807 * function.c (expand_function_end): Do not emit a jump to the "naked"
12808 return label for fall-through returns.
12809 * except.c (sjlj_emit_function_exit): Always place the call to the
12810 unregister function at the location installed by expand_function_end.
12812 2009-04-22 Richard Guenther <rguenther@suse.de>
12814 PR tree-optimization/39845
12815 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12816 (gen_inbound_check): Likewise.
12818 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12820 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12822 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12823 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12825 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12827 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12828 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12829 shift counts to avoid out-of-bounds array accesses.
12831 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12833 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12834 (Pmode): Move above.
12836 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12838 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12839 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12840 GET_CODE macro. Use IN_RANGE macro where appropriate.
12841 * config/alpha/alpha.h: Ditto.
12842 * config/alpha/alpha.md: Ditto.
12843 * config/alpha/constraints.md: Ditto.
12844 * config/alpha/predicates.md: Ditto.
12846 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12848 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12849 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12850 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12851 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12852 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12853 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12854 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12855 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12856 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12857 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12858 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12859 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12860 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12861 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12862 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12863 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12864 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12865 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12866 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12867 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12868 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12869 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12870 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12871 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12872 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12873 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12874 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12876 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12878 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12879 references from comments.
12880 * cfgbuild.c: (count_basic_blocks): Delete.
12881 (find_basic_blocks_1): Delete.
12882 (find_basic_blocks): Delete.
12883 * except.c (finish_eh_generation): Make static. Move comment from
12884 except.h here. Remove find_basic_blocks references from comments.
12885 * except.h (finish_eh_generation): Delete.
12886 * basic-block.h (find_basic_blocks): Delete.
12887 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12889 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12891 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12892 (sdbout_parms): Likewise.
12894 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12896 * config/sh/sh.c (prepare_cbranch_operands): Use
12897 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12898 (expand_cbranchdi4): Likewise.
12899 (from_compare): Add cast to enum type.
12900 (expand_cbranchsi4): Use add_reg_note.
12901 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12902 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12903 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12904 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12905 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12906 instead of CODE_FOR_nothing.
12907 (cbranchdi4): Likewise. Fix the order of arguments for
12909 (push_fpscr): Use add_reg_note.
12910 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12911 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12913 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12915 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12916 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12917 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12918 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12919 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12920 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12921 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12922 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12923 config/alpha/x-vms, config/arc/t-arc,
12924 config/arm/README-interworking, config/arm/arm-c.c,
12925 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12926 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12927 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12928 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12929 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12930 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12931 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12932 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12933 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12934 config/cris/t-elfmulti, config/crx/t-crx,
12935 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12936 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12937 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12938 config/h8300/t-h8300, config/i386/athlon.md,
12939 config/i386/darwin-libgcc.10.4.ver,
12940 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12941 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12942 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12943 config/i386/t-linux64, config/i386/t-nwld,
12944 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12945 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12946 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12947 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12948 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12949 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12950 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12951 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12952 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12953 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12954 config/m68k/t-uclinux, config/mcore/t-mcore,
12955 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12956 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12957 config/mips/crtn.asm, config/mips/irix-crti.asm,
12958 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12959 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12960 config/mips/mips-fixed.md, config/mips/sb1.md,
12961 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12962 config/mips/t-iris6, config/mips/t-isa3264,
12963 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12964 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12965 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12966 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12967 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12968 config/mn10300/t-linux, config/mn10300/t-mn10300,
12969 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12970 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12971 config/picochip/libgccExtras/clzsi2.asm,
12972 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12973 config/rs6000/darwin-libgcc.10.4.ver,
12974 config/rs6000/darwin-libgcc.10.5.ver,
12975 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12976 config/rs6000/t-aix43, config/rs6000/t-aix52,
12977 config/rs6000/t-darwin, config/rs6000/t-fprules,
12978 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12979 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12980 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12981 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12982 config/rs6000/t-rtems, config/rs6000/t-spe,
12983 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12984 config/score/t-score-elf, config/sh/divcost-analysis,
12985 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12986 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12987 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12988 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12989 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12990 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12991 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12992 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12993 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12994 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12995 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12996 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12997 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12998 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12999 * config/h8300/genmova.sh: Include copyright and license notices
13000 in generated output.
13001 * config/h8300/mova.md: Regenerate.
13002 * doc/install.texi2html: Include word "Copyright" in copyright
13003 notice and use name "Free Software Foundation, Inc.".
13004 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13005 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13006 ChangeLog-2007, ChangeLog-2008: Correct dates.
13008 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13010 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13011 NE_EXPR operations as well.
13012 * c-parser.c (c_parser_condition): Do not set location information on
13014 (c_parser_conditional_expression): Likewise.
13015 (c_parser_binary_expression): Set location information on operators.
13016 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13017 TRUTH_NOT_EXPR has been folded.
13018 * fold-const.c (fold_truth_not_expr): Copy location information from
13019 the incoming expression to the outgoing one.
13020 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13021 recursive calls on the LHS of the operator but pass that of the
13022 operator to recursive calls on the RHS of the operator. Set it
13024 (shortcut_cond_expr): Set the locus of the operator on the second
13025 COND_EXPR and that of the expression on the first in degenerate cases.
13026 Pass the locus of the expression to calls to shortcut_cond_r.
13027 Set the locus of the 'then' block on the associated jump, if any.
13028 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13029 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13030 expression to call to gimplify_boolean_expr.
13032 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13034 * config.gcc: Add additional configuration for
13035 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13036 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13037 (CPP_SPEC): Redefine for allowing -municode option.
13038 (STARTFILE_SPEC): Likewise.
13039 * config/i386/t-mingw-w64: New.
13040 * config/i386/mingw-w64.opt: New.
13041 (municode): Add new target option.
13042 * doc/invoke.texi (municode): Add documentation for new option.
13044 2009-04-21 Ian Lance Taylor <iant@google.com>
13046 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13047 Correct test for number of arguments.
13048 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13050 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13052 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13053 argument of emit_library_call.
13055 2009-04-21 Richard Guenther <rguenther@suse.de>
13057 PR middle-end/39829
13058 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13059 inside VIEW_CONVERT_EXPRs.
13061 2009-04-21 Martin Jambor <mjambor@suse.cz>
13063 * tree-switch-conversion.c (build_constructors): Split a long line.
13064 (constructor_contains_same_values_p): New function.
13065 (build_one_array): Create assigns of constants if possible, do not
13066 call mark_sym_for_renaming, call update_stmt.
13067 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13068 make_rename_temp. Do not call mark_symbols_for_renaming, call
13070 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13071 find_new_referenced_vars, call update_stmt.
13072 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13073 instead of calling make_rename_temp. Do not call
13074 find_new_referenced_vars or mark_symbols_for_renaming, call
13077 2009-04-21 Richard Guenther <rguenther@suse.de>
13079 PR tree-optimization/39827
13080 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13081 (tree_ssa_phiprop): Pass the correct array size.
13083 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13085 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13087 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13090 * c-typeck.c (lvalue_p): Move declaration ...
13091 * c-common.h (lvalue_p): ... to here.
13092 * c-common.c (candidate_equal_p): New.
13093 (add_tlist): Use it.
13094 (merge_tlist): Use it.
13095 (warn_for_collisions_1): Likewise.
13096 (warning_candidate_p): Accept more candidates.
13097 (verify_tree): A warning candidate can be an expression. Use
13100 2009-04-21 Ben Elliston <bje@au.ibm.com>
13103 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13104 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13105 options. Remove -mcall-solaris documentation.
13107 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13110 * doc/invoke.texi (-Wlong-long): Update description.
13111 * c-lex (interpret_integer): Only warn if there was no previous
13112 overflow and -Wlong-long is enabled.
13113 * c-decl.c (declspecs_add_type): Drop redundant flags.
13114 * c.opt (Wlong-long): Init to -1.
13115 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13116 and front-end warn_long_long. Wlong-long only depends on other
13117 flags if it is uninitialized.
13118 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13119 the same for CPP and FE.
13120 (restore_extension_diagnostics): Likewise.
13122 2009-04-20 Ian Lance Taylor <iant@google.com>
13124 Fix enum conversions which are invalid in C++:
13125 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13126 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13127 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13128 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13129 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13130 (dbxout_parms): Likewise.
13131 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13132 (df_clear_flags): Likewise.
13133 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13134 top_flag parameter to int.
13135 (df_chain_create_bb_process_use): Likewise.
13136 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13138 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13139 (df_ref_create_structure, df_def_record_1): Likewise.
13140 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13141 (df_notes_rescan): Change 0 to VOIDmode in function call.
13142 (df_get_call_refs, df_insn_refs_collect): Likewise.
13143 (df_bb_regs_collect): Likewise.
13144 (df_entry_block_defs_collect): Likewise.
13145 (df_exit_block_uses_collect): Likewise.
13146 * df.h: Update declarations.
13147 * double-int.c (double_int_divmod): Add cast to enum type.
13148 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13149 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13150 (based_loc_descr): Likewise.
13151 (loc_descriptor_from_tree_1): Change first_op and second_op to
13152 enum dwarf_location_atom. Add cast to enum type.
13153 * expmed.c (init_expmed): Change 0 to SET in function call.
13154 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13155 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13156 (do_store_flag): Likewise.
13157 * fixed-value.h (struct fixed_value): Change mode to enum
13159 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13160 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13162 (insert_insn_decl, insert_decl, insert_state): Likewise.
13163 (automata_list_finish): Likewise.
13164 * genrecog.c (process_define_predicate): Add cast to enum type.
13165 * gensupport.c (init_predicate_table): Add cast to enum type.
13166 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13168 (gimple_build_call_1, gimple_build_label): Likewise.
13169 (gimple_build_goto, gimple_build_asm_1): Likewise.
13170 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13171 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13172 (enum fallback): Rename from enum fallback_t.
13173 (fallback_t): Typedef as int.
13174 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13175 GSI_SAME_STMT in function call.
13176 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13178 (setup_reg_class_relations): Likewise.
13179 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13180 (setup_prohibited_class_mode_regs): Add cast to enum type.
13181 (setup_prohibited_mode_move_regs): Likewise.
13182 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13183 (record_address_regs): Change i to enum reg_class.
13184 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13185 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13186 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13187 (GET_MODE_2XWIDER_MODE): Likewise.
13188 (GET_CLASS_NARROWEST_MODE): Likewise.
13189 * omp-low.c (expand_omp_for): Add cast to enum type.
13190 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13191 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13192 * postreload.c (reload_cse_simplify_operands): Change rclass local
13194 * predict.c (combine_predictions_for_insn): Change best_predictor
13195 and predictor to enum br_predictor.
13196 (combine_predictions_for_bb): Likewise.
13197 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13198 use SET_PREDICT_EXPR_OUTCOME.
13199 * real.c (real_arithmetic): Change icode to code in function call.
13200 * reginfo.c (init_move_cost): Add casts to enum type.
13201 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13202 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13204 * reload.c (find_valid_class): Add casts to enum type.
13205 (push_reload): Change 0 to NO_REGS in function call.
13206 (find_reloads): Change this_alternative to array of enum
13207 reg_class. Remove some now-unnecessary casts.
13208 (make_memloc): Change 0 to VOIDmode in function call.
13209 * reload1.c (reload): Change 0 to VOIDmode in function call.
13210 (eliminate_regs_1, elimination_effects): Likewise.
13211 (eliminate_regs_in_insn): Likewise.
13212 (emit_input_reload_insns): Add cast to enum type.
13213 (delete_output_reload): Change 0 to VOIDmode in function call.
13214 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13215 to enum type in function call.
13216 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13217 (SET_PREDICT_EXPR_OUTCOME): Define.
13218 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13219 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13220 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13221 (dump_function): Likewise.
13222 * tree-dump.h: Update declarations.
13223 * tree-pass.h: Update declarations.
13224 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13225 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13227 (arm_rtx_costs_1): Correct parenthesization.
13228 (arm_rtx_costs): Add casts to enum type.
13229 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13230 (vfp_emit_fstmd): Use add_rg_note.
13231 (emit_multi_reg_push, emit_sfm): Likewise.
13232 (thumb_set_frame_pointer): Likewise.
13233 (arm_expand_prologue): Likewise.
13234 (arm_regno_class): Change return type to enum reg_class.
13235 (thumb1_expand_prologue): Use add_reg_note.
13236 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13237 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13239 * config/arm/gentune.sh: Add cast to enum type.
13240 * config/arm/arm-tune.md: Rebuild.
13241 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13242 (ix86_split_fp_branch, predict_jump): Likewise.
13243 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13244 insn_code to enum rtx_code.
13245 (ix86_builtin_vectorized_function): Add cast to enum type.
13246 * config/i386/i386.md (truncdfsf2): Change slot to enum
13248 (truncxf<mode>2, isinf<mode>2): Likewise.
13249 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13251 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13252 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13253 (insert_bundle_state): Change 1 to INSERT in function call.
13254 (ia64_add_bundle_selector_before): Likewise.
13255 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13256 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13257 (restore_stack_nonlocal): Likewise.
13258 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13260 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13262 (mips_rtx_costs): Likewise.
13263 (mips_override_options): Add casts to enum type.
13264 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13266 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13267 (store_reg, set_reg_plus_d): Likewise.
13268 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13269 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13271 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13273 (emit_unlikely_jump): Use add_reg_note.
13274 (rs6000_emit_allocate_stack): Likewise.
13275 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13276 (output_toc): Change 1 to INSERT in function call.
13277 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13278 (rs6000_initialize_trampoline): Likewise.
13279 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13281 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13282 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13283 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13284 (save_gprs): Use add_reg_note.
13285 (s390_emit_prologue): Likewise.
13286 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13287 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13288 (sparc_fold_builtin): Add cast to enum type.
13289 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13291 (spu_expand_prologue): Use add_reg_note.
13292 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13294 2009-04-20 Ian Lance Taylor <iant@google.com>
13296 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13297 (c_parser_postfix_expression_after_primary): Get VEC for list of
13298 arguments. Get original types of arguments. Call
13299 build_function_call_vec.
13300 (cached_expr_list_1, cached_expr_list_2): New static variables.
13301 (c_parser_expr_list): Change return type to VEC *. Add
13302 p_orig_types parameter. Change all callers.
13303 (c_parser_release_expr): New static function.
13304 (c_parser_vec_to_tree_list): New static function.
13305 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13306 call build_function_call_vec.
13307 (build_function_call_vec): New function, based on old
13308 build_function_call.
13309 (convert_arguments): Remove nargs and argarray parameters. Change
13310 values to a VEC. Add origtypes parameter.
13311 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13312 (convert_for_assignment): Add origtype parameter. Change all
13313 callers. If warn_cxx_compat, check for conversion to an enum
13314 type when calling a function.
13315 (store_init_value): Add origtype parameter. Change all callers.
13316 (digest_init): Likewise.
13317 (struct init_node): Add origtype field.
13318 (add_pending_init): Add origtype parameter. Change all callers.
13319 (output_init_element): Likewise.
13320 (output_pending_init_elements): Pass origtype from init_node to
13321 output_init_element.
13322 (process_init_element): Pass origtype from c_expr to
13323 output_init_element.
13324 (c_finish_return): Add origtype parameter. Change all callers.
13325 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13327 (sync_resolve_params): Likewise.
13328 (sync_resolve_return): Change params to first_param. Change caller.
13329 (resolve_overloaded_builtins): Change params to VEC *. Change
13330 callers. Save first parameter around call to build_function_call_vec.
13331 * c-decl.c (finish_decl): Add origtype parameter. Change all
13332 callers. Call build_function_call_vec rather than
13333 build_function_call for cleanup.
13334 * c-tree.h: Update declarations.
13335 * c-common.h: Update declarations.
13336 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13337 params to first_param.
13338 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13339 params parameter from tree to void *.
13340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13341 Change arglist parameter to have type void *, and to be a pointer
13343 * config/rs6000/rs6000-protos.h
13344 (altivec_resolve_overloaded_builtin): Update declaration.
13345 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13346 fnargs parameter to have type void *, and to be a pointer to a
13347 VEC. Call build_function_call_vec instead of
13348 build_function_call.
13349 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13351 2009-04-20 Joey Ye <joey.ye@intel.com>
13352 Xuepeng Guo <xuepeng.guo@intel.com>
13353 H.J. Lu <hongjiu.lu@intel.com>
13355 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13357 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13358 (IX86_LEA_PRIORITY): Likewise.
13359 (distance_non_agu_define): New function.
13360 (distance_agu_use): Likewise.
13361 (ix86_lea_for_add_ok): Likewise.
13362 (ix86_dep_by_shift_count): Likewise.
13364 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13365 should split for LEA.
13367 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13369 (ix86_dep_by_shift_count): Likewise.
13371 2009-04-20 Richard Guenther <rguenther@suse.de>
13373 * expr.c (handled_component_p): Move ...
13374 * tree.h (handled_component_p): ... here.
13375 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13376 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13377 and REALPART_EXPR to be in one group.
13379 2009-04-20 Richard Guenther <rguenther@suse.de>
13381 * basic-block.h (get_all_dominated_blocks): Declare.
13382 * dominance.c (get_all_dominated_blocks): New function.
13383 * tree-cfg.c (get_all_dominated_blocks): Remove.
13384 (remove_edge_and_dominated_blocks): Adjust.
13385 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13386 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13387 instead of recursing.
13389 2009-04-20 Doug Kwan <dougkwan@google.com>
13391 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13392 (struct cgraph_node_set_def): New type.
13393 (cgraph_node_set) New type. Also declare vector functions.
13394 (struct cgraph_node_set_element_def): New type.
13395 (cgraph_node_set_element): Ditto.
13396 (cgraph_node_set_iterator): New iterator type.
13397 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13398 cgraph_node_set_remove, dump_cgraph_node_set,
13399 debug_cgraph_node_set): New prototypes.
13400 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13401 cgraph_node_set_size): New inlines.
13402 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13403 including cgraph.h.
13404 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13405 argument to function 'write_summary'.
13406 * ipa.c: Include ggc.h.
13407 (hash_cgraph_node_set_element,
13408 eq_cgraph_node_set_element, cgraph_node_set_new,
13409 cgraph_node_set_add, cgraph_node_set_remove,
13410 cgraph_node_set_find, dump_cgraph_node_set,
13411 debug_cgraph_node_set): New functions.
13412 * Makefile.in (ipa.o): Add dependency on GGC_H.
13414 2009-04-20 Ira Rosen <irar@il.ibm.com>
13416 PR tree-optimization/39675
13417 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13418 check of the return code of vect_schedule_slp. Check that
13419 stmt_vec_info still exists for the statement, before checking its
13420 vectorization type.
13422 2009-04-20 Michael Matz <matz@suse.de>
13424 * Makefile.in (generated_files): Take out $(simple_generated_c).
13426 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13428 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13429 (UINTPTR_TYPE): Likewise.
13431 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13434 * c-typeck.c (digest_init): Check for initializing an array with a
13437 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13440 * c-semantics.c (pop_stmt_list): Propagate
13441 STATEMENT_LIST_HAS_LABEL to parent statement list.
13443 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13445 * config/mips/mips.h (mips_tune_attr): New macro.
13446 * config/mips/mips.md (cpu): Use it.
13448 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13451 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13454 2009-04-19 Diego Novillo <dnovillo@google.com>
13456 * toplev.c (compile_file): Move call to coverage_finish ...
13457 * cgraphunit.c (ipa_passes): ... here.
13458 Call cgraph_process_new_functions.
13459 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13460 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13462 2009-04-19 Jan Hubicka <jh@suse.cz>
13464 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13466 (dump_cgraph_node): Dump can throw external flag.
13467 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13469 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13473 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13474 * common.opt (Wlogical-op): Move from here...
13475 * c.opt (Wlogical-op): ... to here.
13476 * c-typeck.c (parser_build_binary_op): Update call to
13477 warn_logical_operator.
13478 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13480 * c-common.c (warn_logical_op): Update.
13481 * c-common.h (warn_logical_op): Update declaration.
13483 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13485 * tree.c (protected_set_expr_location): Fix formatting.
13487 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13490 * c-typeck.c (readonly_warning): new.
13491 (build_unary_op, build_modify_expr): Use readonly_warning for
13492 storing into something readonly but not const-qualified.
13494 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13497 * c-typeck.c (build_unary_op): Check for taking address of
13498 expression of type void.
13500 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13503 * c-typeck.c (build_function_call): Check for calling a function
13504 with qualified void return types. Call require_complete_type when
13507 2009-04-18 Jan Hubicka <jh@suse.cz>
13509 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13511 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13512 can_throw_external flag.
13513 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13514 * ipa-pure-const.c (ignore_edge): New function.
13515 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13516 only over can_throw_external edges.
13517 (local_pure_const): Add nothrow flag.
13518 * ipa-utils.c (searchc): Add ignore_edge callback.
13519 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13520 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13521 (set_nothrow_function_flags): Update cgraph.
13522 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13524 2009-04-18 Richard Guenther <rguenther@suse.de>
13526 PR middle-end/39804
13527 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13528 (fold_stmt): ... this and ...
13529 (fold_stmt_inplace): ... this.
13530 (fold_stmt_1): Fold references in calls and asms.
13531 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13535 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13536 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13538 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13540 * tree.c (function_args_count): Remove.
13541 * tree.h: Remove the prototype for function_args_count.
13543 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13545 * tree-iterator.c (expr_only): Remove.
13546 * tree.h: Remove the prototype for expr_only.
13548 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13550 * reginfo.c (cannot_change_mode_set_regs): Remove.
13551 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13553 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13555 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13556 whether operands 0 and 1 overlaps.
13558 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13560 PR middle-end/36902
13561 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13562 pointer. Use warning_at instead of warning.
13563 (search_for_addr_array): Likewise.
13564 (check_array_bounds): Likewise.
13565 (check_all_array_refs): Check that the incoming edge is not in the
13566 list of edges to be removed.
13567 (check_all_array_refs): Avoid the temporal pointer.
13568 (vrp_visit_cond_stmt): Fix typo.
13569 (simplify_switch_using_ranges): Handle the case where the switch
13570 index is an integer constant.
13572 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13574 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13576 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13578 * doc/extend.texi, doc/invoke.texi: Fix typos.
13580 2009-04-17 Cary Coutant <ccoutant@google.com>
13582 * tree-flow-inline.h (get_lineno): Fix inverted test.
13584 2009-04-17 Diego Novillo <dnovillo@google.com>
13586 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13587 assertion for AVAIL_OUT.
13589 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13592 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13593 * config/sh/linux-atomic.asm: Likewise.
13595 2009-04-17 Diego Novillo <dnovillo@google.com>
13597 * except.c (debug_eh_tree): New.
13598 (struct eh_region, struct eh_status): Move ...
13599 * except.h: ... here.
13600 (add_type_for_runtime): Declare extern.
13601 (lookup_type_for_runtime): Likewise.
13602 (debug_eh_tree): Declare.
13603 * Makefile.in (GTFILES): List except.h before except.c
13605 2009-04-17 Diego Novillo <dnovillo@google.com>
13607 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13608 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13609 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13610 (find_vars_r): ... here.
13611 * tree-flow.h (find_referenced_vars_in): Declare.
13612 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13613 that AVAIL_OUT exists for BLOCK.
13614 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13615 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13616 (tree-parloops.o): Likewise.
13618 2009-04-17 Simon Baldwin <simonb@google.com>
13620 * toplev.c (default_tree_printer): Add handling for %E format.
13622 2009-04-17 Diego Novillo <dnovillo@google.com>
13624 * tree-pretty-print.c (dump_generic_node): Add break after
13625 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13626 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13627 FUNCTION_TYPE together. Call print_struct_decl when printing
13628 structures and TDF_SLIM is not given.
13629 (print_struct_decl): Fix logic for detecting recursion.
13631 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13634 * gcc.c (create_at_file): New.
13635 (compile_input_file_p): New.
13636 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13637 * main.c (main): Update call to toplev_main.
13638 * toplev.c (toplev_main): Change signature. Call expandargv.
13639 * toplev.h (toplev_main): Change signature.
13641 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13643 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13644 if the latter is not constant.
13646 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13648 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13650 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13652 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13653 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13655 2009-04-17 Richard Guenther <rguenther@suse.de>
13657 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13658 Handle component references view-converting an invariant address.
13660 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13662 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13663 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13664 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13665 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13666 Use @deftypevr rather than @deftypevar.
13668 2009-04-17 Richard Guenther <rguenther@suse.de>
13670 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13671 (get_prop_source_stmt): Likewise.
13672 (can_propagate_from): Likewise.
13674 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13676 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13677 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13678 (--with-multilib-list): Add default value.
13679 * configure: Regenerate.
13680 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13681 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13682 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13683 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13684 Don't add default cpu to multilib list unnecessarily, but do enable
13685 the relevant compiler option..
13686 Add support for --with-multilib-list=<blank> and
13687 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13688 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13689 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13690 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13691 TM_MULTILIB_CONFIG.
13692 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13693 (MULTILIB_OSDIRNAMES): New variable.
13694 * config/sh/t-1e: Delete file.
13695 * config/sh/t-mlib-sh1: Delete file.
13696 * config/sh/t-mlib-sh2: Delete file.
13697 * config/sh/t-mlib-sh2a: Delete file.
13698 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13699 * config/sh/t-mlib-sh2a-single: Delete file.
13700 * config/sh/t-mlib-sh2a-single-only: Delete file.
13701 * config/sh/t-mlib-sh2e: Delete file.
13702 * config/sh/t-mlib-sh3e: Delete file.
13703 * config/sh/t-mlib-sh4: Delete file.
13704 * config/sh/t-mlib-sh4-nofpu: Delete file.
13705 * config/sh/t-mlib-sh4-single: Delete file.
13706 * config/sh/t-mlib-sh4-single-only: Delete file.
13707 * config/sh/t-mlib-sh4a: Delete file.
13708 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13709 * config/sh/t-mlib-sh4a-single: Delete file.
13710 * config/sh/t-mlib-sh4a-single-only: Delete file.
13711 * config/sh/t-mlib-sh4al: Delete file.
13712 * config/sh/t-mlib-sh5-32media: Delete file.
13713 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13714 * config/sh/t-mlib-sh5-64media: Delete file.
13715 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13716 * config/sh/t-mlib-sh5-compact: Delete file.
13717 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13718 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13719 * doc/install.texi (Options specification): Add
13720 --with-multilib-list and --with-endian.
13722 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13724 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13726 (OBJS-common): Add plugin-version.o.
13727 (plugin-version.o): New.
13728 * gcc-plugin.h (plugin_gcc_version): New.
13729 (plugin_default_version_check): New.
13730 (plugin_init_func, plugin_init): Add version argument.
13731 * plugin-version.c: New.
13732 * plugin.c (str_plugin_gcc_version_name): New.
13733 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13734 pass it to the init function.
13735 (plugin_default_version_check): New.
13737 2009-04-17 Richard Guenther <rguenther@suse.de>
13739 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13740 for decl-vs-decl disambiguation.
13742 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13744 * config/s390/s390.h (s390_tune_attr): New macro definition.
13745 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13747 2009-04-17 Richard Guenther <rguenther@suse.de>
13749 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13750 (fold_stmt_r): Likewise.
13751 (maybe_fold_reference): New function.
13752 (fold_gimple_assign): Handle cases fold_stmt_r did.
13753 (fold_stmt): Do not use fold_stmt_r.
13754 (fold_stmt_inplace): Likewise.
13756 2009-04-17 Richard Guenther <rguenther@suse.de>
13758 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13759 (record_equivalences_from_stmt): Remove useless checks and
13761 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13762 the type is already suitable.
13764 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13766 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13768 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13770 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13771 (CMPtype): Define as __gcc_CMPtype.
13773 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13775 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13776 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13778 2009-04-17 Richard Guenther <rguenther@suse.de>
13780 PR tree-optimization/39746
13781 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13782 special-casing for builtins and static variable use/def.
13783 (call_may_clobber_ref_p_1): Likewise.
13785 2009-04-16 Ian Lance Taylor <iant@google.com>
13787 * df.h: Include "timevar.h".
13788 (struct df_problem): Change tv_id field to timevar_id_t.
13789 * tree-pass.h: Include "timevar.h".
13790 (struct opt_pass): Change tv_id field to timevar_id_t.
13791 * timevar.h (timevar_id_t): Define TV_NONE.
13792 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13793 TV_NONE rather than tv_id != 0.
13794 (execute_one_pass): Likewise.
13795 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13796 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13797 dependencies to $(TREE_PASS_H).
13798 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13800 (pass_branch_target_load_optimize2): Likewise.
13801 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13802 (pass_outof_cfg_layout_mode): Likewise.
13803 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13804 (pass_rebuild_cgraph_edges): Likewise.
13805 (pass_remove_cgraph_callee_edges): Likewise.
13806 * df-core.c (pass_df_initialize_opt): Likewise.
13807 (pass_df_initialize_no_opt): Likewise.
13808 (pass_df_finish): Likewise.
13809 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13810 * except.c (pass_set_nothrow_function_flags): Likewise.
13811 (pass_convert_to_eh_region_ranges): Likewise.
13812 * final.c (pass_compute_alignments): Likewise.
13813 * function.c (pass_instantiate_virtual_regs): Likewise.
13814 (pass_init_function): Likewise.
13815 (pass_leaf_regs): Likewise.
13816 (pass_match_asm_constraints): Likewise.
13817 * gimple-low.c (pass_lower_cf): Likewise.
13818 (pass_mark_used_blocks): Likewise.
13819 * init-regs.c (pass_initialize_regs): Likewise.
13820 * integrate.c (pass_initial_value_sets): Likewise.
13821 * ira.c (pass_ira): Likewise.
13822 * jump.c (pass_cleanup_barriers): Likewise.
13823 * omp-low.c (pass_expand_omp): Likewise.
13824 (pass_lower_omp): Likewise.
13825 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13826 * recog.c (pass_split_all_insns): Likewise.
13827 (pass_split_after_reload): Likewise.
13828 (pass_split_before_regstack): Likewise.
13829 (pass_split_before_sched2): Likewise.
13830 (pass_split_for_shorten_branches): Likewise.
13831 * reginfo.c (pass_reginfo_init): Likewise.
13832 (pass_subregs_of_mode_init): Likewise.
13833 (pass_subregs_of_mode_finish): Likewise.
13834 * passes.c (pass_postreload): Likewise.
13835 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13836 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13837 (pass_warn_function_return): Likewise.
13838 (pass_warn_function_noreturn): Likewise.
13839 * tree-complex.c (pass_lower_complex): Likewise.
13840 (pass_lower_complex_O0): Likewise.
13841 * tree-if-conv.c (pass_if_conversion): Likewise.
13842 * tree-into-ssa.c (pass_build_ssa): Likewise.
13843 * tree-mudflap.c (pass_mudflap_1): Likewise.
13844 (pass_mudflap_2): Likewise.
13845 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13846 (pass_mudflap_2): Likewise.
13847 * tree-nrv.c (pass_return_slot): Likewise.
13848 * tree-object-size.c (pass_object_sizes): Likewise.
13849 * tree-optimize.c (pass_all_optimizations): Likewise.
13850 (pass_early_local_passes): Likewise.
13851 (pass_all_early_optimizations): Likewise.
13852 (pass_cleanup_cfg): Likewise.
13853 (pass_cleanup_cfg_post_optimizing): Likewise.
13854 (pass_free_datastructures): Likewise.
13855 (pass_free_cfg_annotations): Likewise.
13856 (pass_fixup_cfg): Likewise.
13857 (pass_init_datastructures): Likewise.
13858 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13859 (pass_late_warn_uninitialized): Likewise.
13860 (pass_update_address_taken): Likewise.
13861 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13862 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13863 (pass_cse_sincos): Likewise.
13864 (pass_convert_to_rsqrt): Likewise.
13865 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13866 * tree-stdarg.c (pass_stdarg): Likewise.
13867 * tree-tailcall.c (pass_tail_recursion): Likewise.
13868 (pass_tail_calls): Likewise.
13869 * tree-vect-generic.c (pass_lower_vector): Likewise.
13870 (pass_lower_vector_ssa): Likewise.
13871 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13873 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13875 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13877 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13879 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13880 logical and signext.
13882 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13885 * config/sh/predicates.md (arith_operand): Check if the operand
13886 of TRUNCATE is a REG.
13888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13890 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13891 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13893 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13895 * tree-iterator.c (tsi_split_statement_list_after,
13896 tsi_split_statement_list_before): Remove.
13897 * tree-iterator.h: Remove the prototypes for
13898 tsi_split_statement_list_after and tsi_split_statement_list_before.
13900 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13902 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13903 * tree-ssa-propagate.h: Remove the prototype for
13904 stmt_makes_single_load.
13906 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13908 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13909 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13911 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13913 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13915 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13917 * except.c (eh_region_outer_p): Remove.
13918 * except.h: Remove the prototype for eh_region_outer_p.
13920 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13922 * function.c (current_function_assembler_name): Remove.
13923 * function.h: Remove the prototype for
13924 current_function_assembler_name.
13926 2009-04-16 Ian Lance Taylor <iant@google.com>
13928 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13929 (add_reg_note): Call alloc_reg_note.
13930 * rtl.h (alloc_reg_note): Declare.
13931 * combine.c (try_combine): Use alloc_reg_note.
13932 (recog_for_combine, move_deaths): Likewise.
13933 (distribute_notes): Use alloc_reg_note and add_reg_note.
13934 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13935 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13936 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13938 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13940 PR rtl-optimization/39762
13941 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13942 ira_may_move_out_cost): Add comments about way of their usage.
13943 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13945 * ira-conflicts.c (process_regs_for_copy): Use function
13946 ira_get_register_move_cost instead of global
13947 ira_register_move_cost.
13949 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13950 color_pass, move_spill_restore, update_curr_costs): Ditto.
13952 * ira-lives.c (process_single_reg_class_operands): Ditto.
13954 * ira-emit.c (emit_move_list): Ditto.
13956 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13957 (record_reg_classes): Ditto. Use functions
13958 ira_get_register_move_cost and ira_get_may_move_cost instead of
13959 global vars ira_register_move_cost, ira_may_move_out_cost and
13960 ira_may_move_in_cost.
13961 (record_address_regs): Don't call ira_init_register_move_cost.
13962 Use function ira_get_may_move_cost instead of global
13963 ira_may_move_in_cost.
13964 (process_bb_node_for_hard_reg_moves): Use function
13965 ira_get_register_move_cost instead of global ira_register_move_cost.
13966 (ira_costs): Don't call ira_init_register_move_cost.
13968 2009-04-16 Richard Guenther <rguenther@suse.de>
13970 * tree-cfg.c (verify_gimple_assign_binary):
13971 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13972 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13973 (create_general_new_stmt): Note that this function is broken.
13975 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13977 * common.opt (fhelp): Add Var(help_flag).
13978 * gcc-plugin.h (plugin_info): Add help.
13979 * plugin.c (plugin_name_args): Add help.
13980 (register_plugin_info): Set plugin->help.
13981 (print_help_one_plugin): New.
13982 (print_plugins_help): New.
13983 * plugin.h (print_plugins_help): New.
13984 * toplev.c (toplev_main): Call print_plugins_help if needed.
13986 2009-04-16 Richard Guenther <rguenther@suse.de>
13988 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13989 (gimple_ior_addresses_taken_1): New function.
13990 (gimple_ior_addresses_taken): Likewise.
13991 * gimple.h (struct gimple_statement_with_ops_base): Remove
13992 addresses_taken member.
13993 (gimple_ior_addresses_taken): Declare.
13994 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13995 gimple_set_addresses_taken): Remove.
13996 * ipa-reference.c (mark_address): New function.
13997 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13998 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13999 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14000 (gimple_add_to_addresses_taken): Remove.
14001 (get_tmr_operands): Call mark_address_taken.
14002 (get_asm_expr_operands): Likewise.
14003 (get_expr_operands): Likewise.
14004 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14005 (free_stmt_operands): Do not free it.
14006 * tree-ssa.c (delete_tree_ssa): Likewise.
14007 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14009 2009-04-16 Richard Guenther <rguenther@suse.de>
14011 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14012 (walk_stmt_load_store_ops): Likewise.
14013 * gimple.c (get_base_loadstore): New function.
14014 (walk_stmt_load_store_addr_ops): Likewise.
14015 (walk_stmt_load_store_ops): Likewise.
14016 * ipa-pure-const.c (check_op): Simplify.
14017 (check_load, check_store): New functions.
14018 (check_stmt): Use walk_stmt_load_store_ops.
14019 * ipa-reference.c (mark_load): Adjust signature.
14020 (mark_store): Likewise.
14021 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14023 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14025 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14026 (plugin_info): New.
14027 * opts.c (common_handle_option): Don't call print_version.
14028 * plugin.c (plugin_name_args): Add version.
14029 (register_plugin_info): New.
14030 (register_callback): Handle PLUGIN_INFO.
14031 (try_init_one_plugin): New.
14032 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14034 (finalize_one_plugin): New.
14035 (finalize_plugins): New.
14036 (print_one_plugin): New.
14037 (print_plugins_versions): New.
14038 * plugin.h (print_plugins_versions): New.
14039 (finalize_plugins): New.
14040 * toplev.c (compile_file): Don't call initialize_plugins.
14041 (print_version): Call print_plugins_versions.
14042 (toplev_main): Call initialize_plugins. Print version if needed.
14043 Call finalize_plugins.
14045 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14047 * common.opt (fversion): New.
14048 * gcc.c (print_version): New.
14049 (process_command): Don't print the version. Just set print_version.
14050 (main): Print version. Call subprocesses if print_version and
14051 verbose_flag are set.
14052 * opts.c (common_handle_option): Handle OPT_fversion.
14054 2009-04-16 Richard Guenther <rguenther@suse.de>
14055 Ira Rosen <irar@il.ibm.com>
14057 PR tree-optimization/39698
14058 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14059 type of the reduction variable. Only generate the def if
14062 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14063 make sure to first convert to an integer of the same precision.
14064 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14065 the type of the evolution correctly in computing the new
14066 induction variable base.
14068 2009-04-16 Richard Guenther <rguenther@suse.de>
14070 PR middle-end/39625
14071 * tree-cfg.c (make_blocks): Split statements with to-be
14072 abnormal SSA names on the lhs.
14074 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14076 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14077 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14078 * c-typeck.c (really_start_incremental_init): Likewise.
14079 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14080 (TARGET_INITIALIZER): Remove it.
14081 * target.h (struct target): Remove vector_opaque_p.
14082 * tree.c (build_opaque_vector_type): New.
14083 * tree.h (TYPE_VECTOR_OPAQUE): New.
14084 (build_opaque_vector_type): Declare.
14085 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14086 * config/rs6000/rs6000.c (build_opaque_vector_type,
14087 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14088 (rs6000_init_builtins): Use build_opaque_vector_type for
14089 opaque_V4SI_type_node.
14091 2009-04-15 Catherine Moore <clm@codesourcery.com>
14093 * debug.h (set_name): Declare.
14094 * dwarf2out.c (dwarf2out_set_name): Declare.
14095 (dwarf2_debug_hooks): Add set_name.
14096 (find_AT_string): New.
14097 (add_AT_string): Call find_AT_string.
14098 (dwarf2out_set_name): New.
14099 * cp/decl.c (grokdeclarator): Call set_name.
14100 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14101 * debug.c (do_nothing_debug_hooks): Likewise.
14102 * dbxout.c (dbx_debug_hooks): Likewise.
14103 * sdbout.c (sdb_debug_hooks): Likewise.
14105 2009-04-15 Michael Eager <eager@eagercon.com>
14107 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14108 reg for single-precision FPU.
14109 * config/rs6000/rs6000.md (movsi_internal1): Only for
14110 !TARGET_SINGLE_FPU.
14111 (movsi_internal1_single): New. Add pattern to move SI values to/from
14112 single-precision FP regs.
14114 2009-04-15 Richard Guenther <rguenther@suse.de>
14116 * omp-low.c (lower_rec_input_clauses): Build correct address
14118 (expand_omp_for_generic): Fix multiplication type.
14119 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14120 (generate_memset_zero): Fix types.
14121 * tree-profile.c (prepare_instrumented_value): Correctly
14124 2009-04-15 Ian Lance Taylor <iant@google.com>
14126 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14127 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14128 for -Wall and for -Wc++-compat.
14129 (c_common_post_options): For C++, set warn_enum_compare if not
14131 * c-tree.h (struct c_expr): Add field original_type.
14132 (build_external_ref): Update declaration.
14133 * c-parser.c (c_parser_braced_init): Set original_type.
14134 (c_parser_initelt): Likewise.
14135 (c_parser_expr_no_commas): Likewise.
14136 (c_parser_conditional_expression): Likewise.
14137 (c_parser_cast_expression): Likewise.
14138 (c_parser_unary_expression): Likewise. Pull setting of
14139 original_code to top of function.
14140 (c_parser_sizeof_expression): Set original_type.
14141 (c_parser_alignof_expression): Likewise.
14142 (c_parser_postfix_expression): Likewise. Pull setting of
14143 original_code to top of function.
14144 (c_parser_postfix_expression_after_paren_type): Set original_type.
14145 (c_parser_postfix_expression_after_primary): Likewise.
14146 (c_parser_expression): Likewise.
14147 * c-typeck.c (build_external_ref): Add type parameter. Change all
14149 (c_expr_sizeof_expr): Set original_type field.
14150 (parser_build_unary_op): Likewise.
14151 (parser_build_binary_op): Likewise. Optionally warn about
14152 comparisons of enums of different types.
14153 (digest_init): Set original_type field.
14154 (really_start_incremental_init): Likewise.
14155 (push_init_level, pop_init_level): Likewise.
14156 * doc/invoke.texi (Warning Options): -Wenum-compare now
14159 2009-04-15 Richard Guenther <rguenther@suse.de>
14161 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14162 out a necessary conversion.
14163 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14164 names we didn't value number.
14165 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14167 2009-04-15 Richard Guenther <rguenther@suse.de>
14169 PR tree-optimization/39764
14170 * tree-ssa-ccp.c (get_value): Canonicalize value with
14171 canonicalize_float_value.
14173 2009-04-15 Jan Hubicka <jh@suse.cz>
14175 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14176 Wrong version of patch.
14178 2009-04-15 Jan Hubicka <jh@suse.cz>
14180 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14182 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14184 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14185 our distinct integral and vector types.
14187 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14189 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14190 * init.c (build_vtbl_address): Remove call to assemble_external.
14192 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14194 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14195 output for other floating point modes.
14197 2009-04-14 Diego Novillo <dnovillo@google.com>
14199 * diagnostic.c (diagnostic_report_diagnostic): Do not
14200 warn about loaded plugins for DK_ERROR and DK_WARNING.
14201 * c-decl.c (declspecs_add_type): Move call to
14202 invoke_plugin_callbacks ...
14203 * c-parser.c (c_parser_declspecs): ... here.
14204 * plugin.c (dump_active_plugins): Tidy output.
14206 2009-04-14 Diego Novillo <dnovillo@google.com>
14207 Le-Chun Wu <lcwu@google.com>
14209 * configure.ac: Add --enable-plugin support.
14210 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14211 * Makefile.in (PLUGIN_H): Define.
14212 Export ENABLE_PLUGIN and GMPINC to site.exp.
14213 Add PLUGINLIBS to link command.
14214 Add/modify dependencies for plugin.o and files including plugin.h.
14216 * config.in: Regenerate.
14218 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14221 2009-04-14 Le-Chun Wu <lcwu@google.com>
14223 * tree-pass.h (register_one_dump_file): Add a prototype for
14224 register_one_dump_file.
14225 * toplev.c (compile_file): Call initialize_plugins.
14226 (do_compile): Call invoke_plugin_callbacks.
14227 (toplev_main): Call invoke_plugin_callbacks.
14228 * common.opt: Add -fplugin= and -fplugin-arg-.
14229 * gcc-plugin.h: New public header file for plugins to include.
14230 * plugin.c: New source file.
14231 * plugin.h: New internal header file.
14232 * passes.c (register_one_dump_file): Make it external.
14234 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14236 2009-04-14 Diego Novillo <dnovillo@google.com>
14238 * doc/plugins.texi: New.
14239 * doc/gccint.texi: Add reference to Plugins chapter.
14240 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14241 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14242 loaded plugins, if any.
14243 * timevar.def (TV_PLUGIN_INIT): Define.
14244 (TV_PLUGIN_RUN): Define.
14245 * plugin.c: Include timevar.h
14246 (plugins_active_p): New.
14247 (dump_active_plugins): New.
14248 (debug_active_plugins): New.
14250 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14252 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14254 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14256 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14258 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14259 the same as a minus without a shift.
14261 2009-04-14 Nick Clifton <nickc@redhat.com>
14263 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14264 comparisons with small integers will always produce a short
14267 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14270 2008-12-19 Diego Novillo <dnovillo@google.com>
14272 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14274 2009-04-14 Richard Guenther <rguenther@suse.de>
14276 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14278 (verify_gimple_assign_binary): Likewise. Handle shifts and
14280 (verify_gimple_phi): Print the mismatched argument position.
14281 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14283 (vect_update_init_of_dr): Likewise.
14284 * matrix-reorg.c (transform_access_sites): Do what the
14286 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14288 2009-04-13 Michael Eager <eager@eagercon.com>
14290 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14291 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14292 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14293 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14294 remove duplicate config
14296 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14298 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14299 file_name:line_number type locator of the call site.
14301 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14303 * genautomata.c: Put blank after comma.
14304 (automaton_decls): New.
14305 (struct unit_usage): Add comments to member next.
14306 (store_alt_unit_usage): Keep the list ordered.
14307 (unit_present_on_list_p, equal_alternatives_p): New.
14308 (check_regexp_units_distribution): Check units distribution
14309 correctness correctly.
14310 (main): Don't write automata if error is found. Return correct
14313 * config/m68k/cf.md (cfv4_ds): Remove.
14314 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14315 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14317 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14318 power4-load-ext, power4-store, power4-store-update,
14319 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14320 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14321 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14322 power4-sqrt, power4-isync): Modify reservation to make correct
14323 unit distribution to automata.
14325 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14326 power5-store-update, power5-two, power5-three, power5-lmul,
14327 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14329 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14331 * except.c (pass_set_nothrow_function_flags): Set name and add
14333 (set_nothrow_function_flags): Mention in the dump file when
14334 changing a function to nothrow.
14336 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14339 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14340 instead of unsigned long.
14342 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14344 * config/arm/arm.c (return_used_this_function): Remove.
14345 (arm_output_function_prologue): Remove use of
14346 return_used_this_function.
14347 (output_return_instruction): Replace use of
14348 return_used_this_function
14349 by cfun->machine->return_used_this_function.
14350 (arm_output_epilogue): Likewise.
14351 (arm_output_function_epilogue): Likewise.
14352 (thumb_unexpanded_epilogue): Likewise.
14353 * config/arm/arm.h (struct machine_function):
14354 New member return_used_this_function.
14356 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14358 * doc/install.texi: Correct description of default directory for
14359 --with-gxx-include-dir.
14361 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14363 * fold-const.c (build_range_check): Properly deal with enumeral and
14364 boolean base types.
14366 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14368 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14369 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14370 * params.h (MAX_GCSE_PASSES): Remove.
14371 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14372 in sequence. Remove ability to run multiple passes.
14373 (bypass_jumps): Report run as third CPROP pass.
14375 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14377 PR middle-end/39651
14378 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14379 when deciding whether the whole SEQUENCE can throw.
14381 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14384 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14385 offseted label references.
14387 2009-04-11 Jan Hubicka <jh@suse.cz>
14389 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14391 2009-04-11 Richard Guenther <rguenther@suse.de>
14393 PR middle-end/39732
14394 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14395 return variables as TREE_ADDRESSABLE.
14397 2009-04-11 Richard Guenther <rguenther@suse.de>
14399 PR tree-optimization/39713
14400 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14401 reference trees have SSA_NAME operands.
14403 2009-04-11 Richard Guenther <rguenther@suse.de>
14406 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14407 address expressions.
14409 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14411 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14412 match changes in Cygwin 1.7
14413 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14414 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14416 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14418 PR tree-optimization/39701
14419 * doc/invoke.texi (Optimization Options): Document change in
14420 meaning and initialization of -fdelete-null-pointer-checks.
14422 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14424 PR middle-end/39701
14425 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14427 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14430 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14432 2009-04-10 Chao-ying Fu <fu@mips.com>
14434 * doc/tm.texi (Instruction Output): Document
14435 TARGET_ASM_FINAL_POSTSCAN_INSN.
14436 * target.h (final_postscan_insn): New field in asm_out.
14437 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14438 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14439 * final.c (final_scan_insn): Call
14440 targetm.asm_out.final_postscan_insn after outputting
14441 an asm macro and a normal instruction.
14443 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14444 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14445 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14446 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14447 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14449 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14451 PR middle-end/39701
14452 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14453 variables as non-NULL even with -fdelete-null-pointer-checks.
14455 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14457 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14459 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14462 * config/i386/i386.c (classify_argument): Handle SCmode with
14463 (bit_offset % 64) != 0.
14465 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14467 * doc/invoke.texi (Optimize Options): Add cross-reference to
14468 -Q --help=optimizers examples.
14470 2009-04-10 Ben Elliston <bje@au.ibm.com>
14473 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14474 regalign for the reg == fpr and TDmode case.
14476 2009-04-09 David Ayers <ayers@fsfe.org>
14479 * objc/objc-act.c (warn_with_method): Remove helper function.
14480 (check_duplicates): Call warning and inform directly.
14481 (really_start_method): Likewise.
14483 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14485 * expmed.c (expand_divmod): Always use a comparison for a division
14486 by a large unsigned integer.
14488 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14489 for things others than variables or functions as nonzero.
14491 2009-04-09 Nick Clifton <nickc@redhat.com>
14493 * unwind-compat.c: Change copyright header to refer to version
14494 3 of the GNU General Public License with version 3.1 of the
14495 GCC Runtime Library Exception and to point readers at the
14496 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14497 * config/alpha/crtfastmath.c: Likewise.
14498 * config/alpha/linux-unwind.h: Likewise.
14499 * config/alpha/qrnnd.asm: Likewise.
14500 * config/alpha/vms-crt0-64.c: Likewise.
14501 * config/alpha/vms-crt0.c: Likewise.
14502 * config/alpha/vms-dwarf2.asm: Likewise.
14503 * config/alpha/vms-dwarf2eh.asm: Likewise.
14504 * config/alpha/vms-psxcrt0-64.c: Likewise.
14505 * config/alpha/vms-psxcrt0.c: Likewise.
14506 * config/alpha/vms_tramp.asm: Likewise.
14507 * config/arc/initfini.c: Likewise.
14508 * config/arc/lib1funcs.asm: Likewise.
14509 * config/arm/bpabi-v6m.S: Likewise.
14510 * config/arm/bpabi.S: Likewise.
14511 * config/arm/bpabi.c: Likewise.
14512 * config/arm/crti.asm: Likewise.
14513 * config/arm/crtn.asm: Likewise.
14514 * config/arm/ieee754-df.S: Likewise.
14515 * config/arm/ieee754-sf.S: Likewise.
14516 * config/arm/lib1funcs.asm: Likewise.
14517 * config/arm/libunwind.S: Likewise.
14518 * config/arm/linux-atomic.c: Likewise.
14519 * config/arm/mmintrin.h: Likewise.
14520 * config/arm/pr-support.c: Likewise.
14521 * config/arm/unaligned-funcs.c: Likewise.
14522 * config/arm/unwind-arm.c: Likewise.
14523 * config/arm/unwind-arm.h: Likewise.
14524 * config/avr/libgcc.S: Likewise.
14525 * config/bfin/crti.s: Likewise.
14526 * config/bfin/crtlibid.s: Likewise.
14527 * config/bfin/crtn.s: Likewise.
14528 * config/bfin/lib1funcs.asm: Likewise.
14529 * config/bfin/linux-unwind.h: Likewise.
14530 * config/cris/arit.c: Likewise.
14531 * config/cris/cris_abi_symbol.c: Likewise.
14532 * config/darwin-64.c: Likewise.
14533 * config/darwin-crt2.c: Likewise.
14534 * config/darwin-crt3.c: Likewise.
14535 * config/darwin.h: Likewise.
14536 * config/dbxelf.h: Likewise.
14537 * config/dfp-bit.c: Likewise.
14538 * config/dfp-bit.h: Likewise.
14539 * config/elfos.h: Likewise.
14540 * config/fixed-bit.c: Likewise.
14541 * config/fixed-bit.h: Likewise.
14542 * config/fp-bit.c: Likewise.
14543 * config/fp-bit.h: Likewise.
14544 * config/fr30/crti.asm: Likewise.
14545 * config/fr30/crtn.asm: Likewise.
14546 * config/fr30/lib1funcs.asm: Likewise.
14547 * config/freebsd-spec.h: Likewise.
14548 * config/frv/cmovd.c: Likewise.
14549 * config/frv/cmovh.c: Likewise.
14550 * config/frv/cmovw.c: Likewise.
14551 * config/frv/frvbegin.c: Likewise.
14552 * config/frv/frvend.c: Likewise.
14553 * config/frv/lib1funcs.asm: Likewise.
14554 * config/glibc-stdint.h: Likewise.
14555 * config/h8300/clzhi2.c: Likewise.
14556 * config/h8300/crti.asm: Likewise.
14557 * config/h8300/crtn.asm: Likewise.
14558 * config/h8300/ctzhi2.c: Likewise.
14559 * config/h8300/fixunssfsi.c: Likewise.
14560 * config/h8300/lib1funcs.asm: Likewise.
14561 * config/h8300/parityhi2.c: Likewise.
14562 * config/h8300/popcounthi2.c: Likewise.
14563 * config/i386/ammintrin.h: Likewise.
14564 * config/i386/att.h: Likewise.
14565 * config/i386/avxintrin.h: Likewise.
14566 * config/i386/biarch64.h: Likewise.
14567 * config/i386/bmmintrin.h: Likewise.
14568 * config/i386/cpuid.h: Likewise.
14569 * config/i386/cross-stdarg.h: Likewise.
14570 * config/i386/crtfastmath.c: Likewise.
14571 * config/i386/crtprec.c: Likewise.
14572 * config/i386/cygming-crtbegin.c: Likewise.
14573 * config/i386/cygming-crtend.c: Likewise.
14574 * config/i386/cygwin.asm: Likewise.
14575 * config/i386/emmintrin.h: Likewise.
14576 * config/i386/gmm_malloc.h: Likewise.
14577 * config/i386/gthr-win32.c: Likewise.
14578 * config/i386/i386.h: Likewise.
14579 * config/i386/immintrin.h: Likewise.
14580 * config/i386/linux-unwind.h: Likewise.
14581 * config/i386/linux64.h: Likewise.
14582 * config/i386/mm3dnow.h: Likewise.
14583 * config/i386/mmintrin-common.h: Likewise.
14584 * config/i386/mmintrin.h: Likewise.
14585 * config/i386/nmmintrin.h: Likewise.
14586 * config/i386/pmm_malloc.h: Likewise.
14587 * config/i386/pmmintrin.h: Likewise.
14588 * config/i386/smmintrin.h: Likewise.
14589 * config/i386/sol2-c1.asm: Likewise.
14590 * config/i386/sol2-ci.asm: Likewise.
14591 * config/i386/sol2-cn.asm: Likewise.
14592 * config/i386/sol2-gc1.asm: Likewise.
14593 * config/i386/tmmintrin.h: Likewise.
14594 * config/i386/unix.h: Likewise.
14595 * config/i386/w32-unwind.h: Likewise.
14596 * config/i386/wmmintrin.h: Likewise.
14597 * config/i386/x86-64.h: Likewise.
14598 * config/i386/x86intrin.h: Likewise.
14599 * config/i386/xmmintrin.h: Likewise.
14600 * config/ia64/crtbegin.asm: Likewise.
14601 * config/ia64/crtend.asm: Likewise.
14602 * config/ia64/crtfastmath.c: Likewise.
14603 * config/ia64/crti.asm: Likewise.
14604 * config/ia64/crtn.asm: Likewise.
14605 * config/ia64/fde-glibc.c: Likewise.
14606 * config/ia64/lib1funcs.asm: Likewise.
14607 * config/ia64/linux-unwind.h: Likewise.
14608 * config/ia64/quadlib.c: Likewise.
14609 * config/ia64/unwind-ia64.c: Likewise.
14610 * config/linux.h: Likewise.
14611 * config/m32c/m32c-lib1.S: Likewise.
14612 * config/m32c/m32c-lib2-trapv.c: Likewise.
14613 * config/m32c/m32c-lib2.c: Likewise.
14614 * config/m32r/initfini.c: Likewise.
14615 * config/m68hc11/larith.asm: Likewise.
14616 * config/m68hc11/m68hc11-crt0.S: Likewise.
14617 * config/m68k/cf.md: Likewise.
14618 * config/m68k/crti.s: Likewise.
14619 * config/m68k/crtn.s: Likewise.
14620 * config/m68k/lb1sf68.asm: Likewise.
14621 * config/m68k/linux-unwind.h: Likewise.
14622 * config/mcore/crti.asm: Likewise.
14623 * config/mcore/crtn.asm: Likewise.
14624 * config/mcore/lib1.asm: Likewise.
14625 * config/mips/linux-unwind.h: Likewise.
14626 * config/mips/loongson.h: Likewise.
14627 * config/mips/mips16.S: Likewise.
14628 * config/mmix/crti.asm: Likewise.
14629 * config/mmix/crtn.asm: Likewise.
14630 * config/pa/fptr.c: Likewise.
14631 * config/pa/hpux-unwind.h: Likewise.
14632 * config/pa/lib2funcs.asm: Likewise.
14633 * config/pa/linux-atomic.c: Likewise.
14634 * config/pa/linux-unwind.h: Likewise.
14635 * config/pa/milli64.S: Likewise.
14636 * config/pa/quadlib.c: Likewise.
14637 * config/pa/stublib.c: Likewise.
14638 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14639 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14640 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14641 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14642 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14643 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14644 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14645 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14646 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14647 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14648 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14649 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14650 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14651 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14652 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14653 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14654 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14655 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14656 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14657 * config/rs6000/750cl.h: Likewise.
14658 * config/rs6000/altivec.h: Likewise.
14659 * config/rs6000/biarch64.h: Likewise.
14660 * config/rs6000/crtresfpr.asm: Likewise.
14661 * config/rs6000/crtresgpr.asm: Likewise.
14662 * config/rs6000/crtresxfpr.asm: Likewise.
14663 * config/rs6000/crtresxgpr.asm: Likewise.
14664 * config/rs6000/crtsavfpr.asm: Likewise.
14665 * config/rs6000/crtsavgpr.asm: Likewise.
14666 * config/rs6000/darwin-asm.h: Likewise.
14667 * config/rs6000/darwin-fallback.c: Likewise.
14668 * config/rs6000/darwin-fpsave.asm: Likewise.
14669 * config/rs6000/darwin-ldouble.c: Likewise.
14670 * config/rs6000/darwin-tramp.asm: Likewise.
14671 * config/rs6000/darwin-unwind.h: Likewise.
14672 * config/rs6000/darwin-vecsave.asm: Likewise.
14673 * config/rs6000/darwin-world.asm: Likewise.
14674 * config/rs6000/e500crtres32gpr.asm: Likewise.
14675 * config/rs6000/e500crtres64gpr.asm: Likewise.
14676 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14677 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14678 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14679 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14680 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14681 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14682 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14683 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14684 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14685 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14686 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14687 * config/rs6000/eabi-ci.asm: Likewise.
14688 * config/rs6000/eabi-cn.asm: Likewise.
14689 * config/rs6000/eabi.asm: Likewise.
14690 * config/rs6000/linux-unwind.h: Likewise.
14691 * config/rs6000/linux64.h: Likewise.
14692 * config/rs6000/paired.h: Likewise.
14693 * config/rs6000/paired.md: Likewise.
14694 * config/rs6000/ppc64-fp.c: Likewise.
14695 * config/rs6000/ppu_intrinsics.h: Likewise.
14696 * config/rs6000/rs6000.h: Likewise.
14697 * config/rs6000/si2vmx.h: Likewise.
14698 * config/rs6000/sol-ci.asm: Likewise.
14699 * config/rs6000/sol-cn.asm: Likewise.
14700 * config/rs6000/spe.h: Likewise.
14701 * config/rs6000/spu2vmx.h: Likewise.
14702 * config/rs6000/sysv4.h: Likewise.
14703 * config/rs6000/tramp.asm: Likewise.
14704 * config/rs6000/vec_types.h: Likewise.
14705 * config/s390/linux-unwind.h: Likewise.
14706 * config/s390/tpf-unwind.h: Likewise.
14707 * config/score/crti.asm: Likewise.
14708 * config/score/crtn.asm: Likewise.
14709 * config/sh/crt1.asm: Likewise.
14710 * config/sh/crti.asm: Likewise.
14711 * config/sh/crtn.asm: Likewise.
14712 * config/sh/divtab-sh4-300.c: Likewise.
14713 * config/sh/divtab-sh4.c: Likewise.
14714 * config/sh/divtab.c: Likewise.
14715 * config/sh/lib1funcs-4-300.asm: Likewise.
14716 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14717 * config/sh/lib1funcs.asm: Likewise.
14718 * config/sh/lib1funcs.h: Likewise.
14719 * config/sh/linux-atomic.asm: Likewise.
14720 * config/sh/linux-unwind.h: Likewise.
14721 * config/sh/shmedia.h: Likewise.
14722 * config/sh/sshmedia.h: Likewise.
14723 * config/sh/ushmedia.h: Likewise.
14724 * config/sparc/crtfastmath.c: Likewise.
14725 * config/sparc/linux-unwind.h: Likewise.
14726 * config/sparc/sol2-c1.asm: Likewise.
14727 * config/sparc/sol2-ci.asm: Likewise.
14728 * config/sparc/sol2-cn.asm: Likewise.
14729 * config/spu/divmodti4.c: Likewise.
14730 * config/spu/divv2df3.c: Likewise.
14731 * config/spu/float_disf.c: Likewise.
14732 * config/spu/float_unsdidf.c: Likewise.
14733 * config/spu/float_unsdisf.c: Likewise.
14734 * config/spu/float_unssidf.c: Likewise.
14735 * config/spu/mfc_multi_tag_release.c: Likewise.
14736 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14737 * config/spu/mfc_tag_release.c: Likewise.
14738 * config/spu/mfc_tag_reserve.c: Likewise.
14739 * config/spu/mfc_tag_table.c: Likewise.
14740 * config/spu/multi3.c: Likewise.
14741 * config/spu/spu_internals.h: Likewise.
14742 * config/spu/spu_intrinsics.h: Likewise.
14743 * config/spu/spu_mfcio.h: Likewise.
14744 * config/spu/vec_types.h: Likewise.
14745 * config/spu/vmx2spu.h: Likewise.
14746 * config/stormy16/stormy16-lib2.c: Likewise.
14747 * config/svr4.h: Likewise.
14748 * config/sync.c: Likewise.
14749 * config/v850/lib1funcs.asm: Likewise.
14750 * config/vxlib-tls.c: Likewise.
14751 * config/vxlib.c: Likewise.
14752 * config/vxworks-dummy.h: Likewise.
14753 * config/xtensa/crti.asm: Likewise.
14754 * config/xtensa/crtn.asm: Likewise.
14755 * config/xtensa/ieee754-df.S: Likewise.
14756 * config/xtensa/ieee754-sf.S: Likewise.
14757 * config/xtensa/lib1funcs.asm: Likewise.
14758 * config/xtensa/lib2funcs.S: Likewise.
14759 * config/xtensa/linux-unwind.h: Likewise.
14760 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14761 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14762 * coretypes.h: Likewise.
14763 * crtstuff.c: Likewise.
14764 * defaults.h: Likewise.
14765 * dwarf2.h: Likewise.
14766 * emutls.c: Likewise.
14767 * gbl-ctors.h: Likewise.
14768 * gcov-io.h: Likewise.
14769 * ginclude/float.h: Likewise.
14770 * ginclude/iso646.h: Likewise.
14771 * ginclude/stdarg.h: Likewise.
14772 * ginclude/stdbool.h: Likewise.
14773 * ginclude/stddef.h: Likewise.
14774 * ginclude/stdfix.h: Likewise.
14775 * ginclude/stdint-gcc.h: Likewise.
14776 * ginclude/tgmath.h: Likewise.
14777 * gthr-aix.h: Likewise.
14778 * gthr-dce.h: Likewise.
14779 * gthr-gnat.c: Likewise.
14780 * gthr-gnat.h: Likewise.
14781 * gthr-lynx.h: Likewise.
14782 * gthr-mipssde.h: Likewise.
14783 * gthr-nks.h: Likewise.
14784 * gthr-posix.c: Likewise.
14785 * gthr-posix.h: Likewise.
14786 * gthr-posix95.h: Likewise.
14787 * gthr-rtems.h: Likewise.
14788 * gthr-single.h: Likewise.
14789 * gthr-solaris.h: Likewise.
14790 * gthr-tpf.h: Likewise.
14791 * gthr-vxworks.h: Likewise.
14792 * gthr-win32.h: Likewise.
14793 * gthr.h: Likewise.
14794 * libgcc2.c: Likewise.
14795 * libgcc2.h: Likewise.
14796 * libgcov.c: Likewise.
14797 * tsystem.h: Likewise.
14798 * typeclass.h: Likewise.
14799 * unwind-c.c: Likewise.
14800 * unwind-compat.h: Likewise.
14801 * unwind-dw2-fde-compat.c: Likewise.
14802 * unwind-dw2-fde-darwin.c: Likewise.
14803 * unwind-dw2-fde-glibc.c: Likewise.
14804 * unwind-dw2-fde.c: Likewise.
14805 * unwind-dw2-fde.h: Likewise.
14806 * unwind-dw2.c: Likewise.
14807 * unwind-dw2.h: Likewise.
14808 * unwind-generic.h: Likewise.
14809 * unwind-pe.h: Likewise.
14810 * unwind-sjlj.c: Likewise.
14811 * unwind.inc: Likewise.
14812 * config/arm/neon-gen.ml: Change generated copyright header to
14813 refer to version 3 of the GNU General Public License with
14814 version 3.1 of the GCC Runtime Library Exception and to point
14815 readers at the COPYING3 and COPYING3.RUNTIME files and the
14816 FSF's license web page.
14817 * config/arm/arm_neon.h: Regenerate.
14819 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14821 * config/cris/cris.md: Change copyright header to refer to version
14822 3 of the GNU General Public License.
14823 * doc/install.texi2html: Change copyright header to refer to version
14824 3 of the GNU General Public License and to point readers at the
14825 COPYING3 file and the FSF's license web page.
14826 * config/vax/linux.h: Likewise.
14828 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14830 * config/i386/i386.md (cmpcc): New.
14831 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14832 (sync_compare_and_swap_cc*): Delete.
14834 * config/s390/s390.c (s390_compare_emitted): Remove.
14835 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14836 s390_compare_emitted used to be handled. Assert that modes match.
14837 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14838 refer to sync_compare_and_swap_ccsi.
14839 * config/s390/s390.h (s390_compare_emitted): Remove.
14840 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14841 instead of s390_compare_emitted.
14842 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14843 instead of s390_compare_emitted.
14844 * config/s390/s390.md (cmpcc): New.
14845 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14846 CC_REGNUM, do not pretend it's set.
14847 (sync_compare_and_swap_cc*): Delete.
14848 * config/s390/predicates.md (cc_reg_operand): New.
14850 * expr.c (sync_compare_and_swap_cc): Delete.
14851 * optabs.h (sync_compare_and_swap_cc): Delete.
14852 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14853 is being used with can_compare_p.
14854 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14855 (find_cc_set): New.
14856 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14857 look for a MODE_CC set instead. Use emit_store_flag.
14858 (expand_compare_and_swap_loop): Likewise, with some additional
14859 complication to avoid a force_reg when useless. Use
14860 emit_cmp_and_jump_insns.
14861 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14862 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14863 sync_compare_and_swap documentation.
14865 2009-04-09 Jan Hubicka <jh@suse.cz>
14867 * except.c (find_prev_try): Break out from ....
14868 (duplicate_eh_regions): ... here; properly update prev_try pointers
14869 when duplication part of tree.
14870 (dump_eh_tree): Improve dumping.
14871 (verify_eh_region): New.
14872 (verify_eh_tree): Use it.
14874 2009-04-06 Richard Guenther <rguenther@suse.de>
14876 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14877 &ARRAY addresses by adjusting their types and prepending
14879 * tree-cfg.c (verify_gimple_assign_single): Verify that
14880 addresses are correct.
14882 2009-04-09 Richard Guenther <rguenther@suse.de>
14884 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14885 indices into an array reference if possible.
14886 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14887 Fold POINTER_PLUS_EXPR statements with invariant address.
14889 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14892 * config.gcc (powerpc64-*-linux*): Always build biarch.
14894 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14897 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14898 it and pedwarn if this results in an INTEGER_CST.
14900 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14902 * doc/install.texi: Update minimum GMP version. Remove obsolete
14903 text in MPFR section.
14905 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14907 * dwarf2out.c (class_scope_p): New static inline.
14908 (class_or_namespace_scope_p): Use it.
14909 (gen_variable_die): Use DW_TAG_member tag for static data member
14910 declarations instead of DW_TAG_variable.
14912 PR middle-end/39573
14913 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14916 2009-04-08 Richard Guenther <rguenther@suse.de>
14918 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14919 valueize random data.
14921 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14923 * config.gcc (aix tm_file): Add aix-stdint.h.
14924 (aix tm clause use_gcc_stdint): Set to wrap.
14925 * config/rs6000/aix-stdint.h: New file.
14927 2009-04-08 Richard Guenther <rguenther@suse.de>
14929 PR middle-end/36291
14930 * tree-dfa.c (add_referenced_var): Do not recurse into
14931 global initializers.
14932 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14934 (fold_const_aggregate_ref): Likewise.
14936 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14938 * recog.c (ordered_comparison_operator): New.
14939 * gensupport.c (std_preds): Add it.
14940 * doc/md.texi (Machine-Independent Predicates): Document it.
14942 2009-04-08 Jan Hubicka <jh@suse.cz>
14944 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14945 * function.h (rtl_eh): Remove exception_handler_label_map.
14946 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14947 remove_exception_handler_label, for_each_eh_label_1): Remove.
14948 (rtl_remove_unreachable_regions): Remove.
14949 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14950 (find_exception_handler_labels): Don't build the hashtable.
14951 (maybe_remove_eh_handler): Remove.
14952 (for_each_eh_label): Rewrite to walk the tree.
14953 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14954 * except.h (maybe_remove_eh_handler): Remove.
14955 * passes.c (init_optimization_passes): Schedule second EH cleanup
14957 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14958 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14960 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14962 * genoutput.c (validate_optab_operands): New.
14963 (gen_insn, gen_expand): Call it.
14965 * genflags.c (gen_insn): Detect misused iterators.
14966 (main): Pass line_no to gen_insn, exit with status 1 on error.
14968 * genextract.c (line_no): Make global.
14969 (VEC_safe_set_locstr): Change assertion to error message.
14970 (main): Exit with status 1 on error.
14972 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14976 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14977 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14978 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14979 * c-convert.c (convert): Do not call fold on results of conversion
14980 functions when the result is a C_MAYBE_CONST_EXPR.
14981 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14982 of __builtin_choose_expr.
14983 * c-typeck.c (remove_c_maybe_const_expr): New.
14984 (build_unary_op, build_conditional_expr, build_compound_expr,
14985 build_binary_op, c_objc_common_truthvalue_conversion): Call
14986 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14989 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14991 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14992 CODE to produce a new one. Add a prototype to use fold_convert_const
14994 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14997 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14998 mix declarations and code.
15000 2009-04-08 Ben Elliston <bje@au.ibm.com>
15002 * gcc.c: Replace `CC' with `GCC' throughout.
15004 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15006 * doc/invoke.texi: Document Atom support.
15008 2009-04-07 Jason Merrill <jason@redhat.com>
15011 * c-common.h, c-common.c: Add flag_pretty_templates.
15012 * c-opts.c (c_common_handle_option): Set it.
15013 * c.opt: Add -fno-pretty-templates.
15014 * doc/invoke.texi (C++ Dialect Options): Likewise.
15016 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15018 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15019 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15020 (ia64_expand_builtin): Likewise.
15022 2009-04-07 Martin Jambor <mjambor@suse.cz>
15024 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15025 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15026 ADDR_EXPRS are include too.
15028 2009-04-07 Richard Guenther <rguenther@suse.de>
15030 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15031 decls are only used if passes as parameters or if they are
15032 local statics and the call is not to a builtin.
15033 (call_may_clobber_ref_p_1): Likewise.
15035 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15037 * expr.c (do_store_flag): Remove last argument. Simplify code
15038 to avoid duplication of tests already done by can_compare_p.
15039 (expand_expr_real_1): Adjust caller.
15041 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15043 * optabs.c (can_compare_p): Test the predicate of a
15044 cbranch and cstore pattern.
15046 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15048 * expr.c (convert_move): Use emit_store_flag instead of
15051 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15053 * config/i386/i386.c (ix86_compare_emitted): Remove.
15054 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15055 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15056 * config/i386/i386.h (ix86_compare_emitted): Remove.
15057 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15058 instead of ix86_compare_emitted.
15059 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15061 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15063 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15064 Add t-sysroot-suffix to tmake_file.
15065 * config/print-sysroot-suffix.sh: New file.
15066 * config/t-sysroot-suffix: New file.
15068 2009-04-07 Ben Elliston <bje@au.ibm.com>
15070 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15071 as the latter produces a warning when the target does not support
15074 2009-04-07 Ben Elliston <bje@au.ibm.com>
15076 * dfp.c: Replace type punning assignments with memcpy throughout.
15077 * Makefile.in (dfp.o-warn): Remove.
15079 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15082 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15083 Include soft-fp/t-softfp after rs6000/t-linux64.
15085 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15087 * stor-layout.c (set_sizetype): Use the full precision of their
15088 machine mode for bitsize types.
15090 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15092 * config/i386/i386.md: Revert 2 accidental checkins.
15094 2009-04-06 Joey Ye <joey.ye@intel.com>
15095 Xuepeng Guo <xuepeng.guo@intel.com>
15096 H.J. Lu <hongjiu.lu@intel.com>
15098 Atom pipeline model, tuning and insn selection.
15099 * config.gcc (atom): Add atom config options and target.
15101 * config/i386/atom.md: New.
15103 * config/i386/i386.c (atom_cost): New cost.
15104 (m_ATOM): New macro flag.
15105 (initial_ix86_tune_features): Set m_ATOM.
15106 (x86_accumulate_outgoing_args): Likewise.
15107 (x86_arch_always_fancy_math_387): Likewise.
15108 (processor_target): Add Atom cost.
15109 (cpu_names): Add Atom cpu name.
15110 (override_options): Set Atom ISA.
15111 (ix86_issue_rate): New case PROCESSOR_ATOM.
15112 (ix86_adjust_cost): Likewise.
15114 * config/i386/i386.h (TARGET_ATOM): New target macro.
15115 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15116 (TARGET_OPT_AGU): New target option.
15117 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15118 (processor_type): Add PROCESSOR_ATOM.
15120 * config/i386/i386.md (cpu): Add new value "atom".
15121 (use_carry, movu): New attr.
15122 (atom.md): Include atom.md.
15123 (adddi3_carry_rex64): Set attr "use_carry".
15124 (addqi3_carry): Likewise.
15125 (addhi3_carry): Likewise.
15126 (addsi3_carry): Likewise.
15127 (*addsi3_carry_zext): Likewise.
15128 (subdi3_carry_rex64): Likewise.
15129 (subqi3_carry): Likewise.
15130 (subhi3_carry): Likewise.
15131 (subsi3_carry): Likewise.
15132 (x86_movdicc_0_m1_rex64): Likewise.
15133 (*x86_movdicc_0_m1_se): Likewise.
15134 (x86_movsicc_0_m1): Likewise.
15135 (*x86_movsicc_0_m1_se): Likewise.
15136 (*adddi_1_rex64): Emit add insn as much as possible.
15137 (*addsi_1): Likewise.
15138 (return_internal): Set atom_unit.
15139 (return_internal_long): Likewise.
15140 (return_pop_internal): Likewise.
15141 (*rcpsf2_sse): Set atom_sse_attr attr.
15142 (*qrt<mode>2_sse): Likewise.
15143 (*prefetch_sse): Likewise.
15145 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15147 (ix86_target_macros_internal): Likewise.
15149 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15150 (*prefetch_sse_rex): Likewise.
15151 (sse_rcpv4sf2): Likewise.
15152 (sse_vmrcpv4sf2): Likewise.
15153 (sse_sqrtv4sf2): Likewise.
15154 (<sse>_vmsqrt<mode>2): Likewise.
15155 (sse_ldmxcsr): Likewise.
15156 (sse_stmxcsr): Likewise.
15157 (*sse_sfence): Likewise.
15158 (sse2_clflush): Likewise.
15159 (*sse2_mfence): Likewise.
15160 (*sse2_lfence): Likewise.
15161 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15162 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15163 (avx_movdqu<avxmodesuffix>): Likewise.
15164 (avx_lddqu<avxmodesuffix>): Likewise.
15165 (sse2_movntv2di): Change attr "type" to "ssemov".
15166 (sse2_movntsi): Likewise.
15167 (rsqrtv8sf2): Change attr "type" to "sseadd".
15168 (sse3_addsubv2df3): Set attr "atom_unit".
15169 (sse3_h<plusminus_insn>v4sf3): Likewise.
15170 (*sse2_pmaddwd): Likewise.
15171 (*vec_extractv2di_1_rex64): Likewise.
15172 (*vec_extractv2di_1_avx): Likewise.
15173 (sse2_psadbw): Likewise.
15174 (ssse3_phaddwv8hi3): Likewise.
15175 (ssse3_phaddwv4hi3): Likewise.
15176 (ssse3_phadddv4si3): Likewise.
15177 (ssse3_phadddv2si3): Likewise.
15178 (ssse3_phaddswv8hi3): Likewise.
15179 (ssse3_phaddswv4hi3): Likewise.
15180 (ssse3_phsubwv8hi3): Likewise.
15181 (ssse3_phsubwv4hi3): Likewise.
15182 (ssse3_phsubdv4si3): Likewise.
15183 (ssse3_phsubdv2si3): Likewise.
15184 (ssse3_phsubswv8hi3): Likewise.
15185 (ssse3_phsubswv4hi3): Likewise.
15186 (ssse3_pmaddubsw128): Likewise.
15187 (sse3_pmaddubsw: Likewise.
15188 (ssse3_palignrti): Likewise.
15189 (ssse3_palignrdi): Likewise.
15191 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15193 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15195 2009-04-06 Richard Guenther <rguenther@suse.de>
15197 PR tree-optimization/28868
15198 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15199 of which PHI results we inserted.
15200 (insert_into_preds_of_block): Record inserted PHIs.
15201 (eliminate): Eliminate redundant PHI nodes.
15202 (init_pre): Init inserted_phi_names.
15204 2009-04-06 Richard Guenther <rguenther@suse.de>
15206 PR tree-optimization/39643
15207 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15208 IMAGPART_EXPRs of complex constants.
15209 (execute_fold_all_builtins): If we folded a call queue
15210 TODO_update_address_taken.
15212 2009-04-06 Jan Hubicka <jh@suse.cz>
15214 PR middle-end/39659
15215 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15218 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15220 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15222 (ic_invalidate_array): Likewise.
15224 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15226 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15227 alignment for library calls.
15229 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15231 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15232 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15233 * config/i386/mingw-stdint.h: New file.
15235 2009-04-05 Richard Guenther <rguenther@suse.de>
15237 PR tree-optimization/39648
15238 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15239 our &A vs. &A[0] IL deficiencies.
15241 2009-04-04 Jan Hubicka <jh@suse.cz>
15243 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15244 removed toplevel regions.
15245 (sjlj_mark_call_sites): Likewise.
15247 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15249 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15250 (cygwin tm clause use_gcc_stdint): Set to wrap.
15251 * config/i386/cygwin-stdint.h: New file.
15253 2009-04-04 Richard Guenther <rguenther@suse.de>
15255 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15256 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15257 single-argument PHIs if we are in loop-closed SSA form.
15258 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15259 for the pre-condition.
15260 (slpeel_tree_peel_loop_to_edge): Likewise.
15261 (vect_build_loop_niters): Take an optional sequence to append stmts.
15262 (vect_generate_tmps_on_preheader): Likewise.
15263 (vect_do_peeling_for_loop_bound): Take extra guards for the
15265 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15266 the cost model check.
15267 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15268 guards if we are going to peel. Do not apply versioning in that case.
15269 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15270 (vect_do_peeling_for_loop_bound): Likewise.
15271 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15272 loop bound only record extra pre-conditions, do not apply loop
15275 2009-04-04 Richard Guenther <rguenther@suse.de>
15277 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15280 2009-04-04 Jan Hubicka <jh@suse.cz>
15282 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15283 last_basic_block for size of bb->index indexed array.
15284 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15285 compute_out, link_btr_uses, build_btr_def_use_webs,
15286 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15288 2009-04-04 Jan Hubicka <jh@suse.cz>
15290 * except.c (remove_eh_handler_and_replace): Break out from ...
15291 (remove_eh_handler): ... here.
15292 (bring_to_root): New function.
15293 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15294 handled ones, bring others to root of tree.
15296 2009-04-04 Jan Hubicka <jh@suse.cz>
15298 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15299 (all_phis_safe_to_merge): New function.
15300 (update_info): New structure.
15301 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15302 (cleanup_empty_eh): Update SSA if possible.
15304 2009-04-04 Richard Guenther <rguenther@suse.de>
15306 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15307 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15308 (append_vuse): Likewise.
15310 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15312 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15313 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15314 instead of REG_UNSAVED for DW_CFA_undefined.
15315 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15316 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15319 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15322 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15323 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15324 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15326 2009-04-04 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/8781
15329 PR tree-optimization/37892
15330 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15331 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15332 (valueize_refs): Call it for *& valueizations.
15333 (shared_reference_ops_from_ref): Rename to ...
15334 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15335 (shared_reference_ops_from_call): Rename to ...
15336 (valueize_shared_reference_ops_from_call): ... this and valueize.
15337 (vn_reference_lookup): Update.
15338 (visit_reference_op_call): Likewise.
15339 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15340 (eliminate): Value-replace the call address in call statements.
15342 2009-04-04 Richard Guenther <rguenther@suse.de>
15344 PR tree-optimization/39636
15345 * tree-ssa-forwprop.c
15346 (forward_propagate_addr_into_variable_array_index): Check for
15347 GIMPLE_ASSIGN before accessing the rhs code.
15349 2009-04-03 Jason Merrill <jason@redhat.com>
15351 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15353 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15355 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15356 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15357 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15358 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15359 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15360 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15361 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15362 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15363 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15364 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15365 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15366 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15367 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15368 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15369 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15370 Use fr_reg_or_fp01_operand instead of fr_register_operand
15372 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15373 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15374 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15376 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15378 PR rtl-optimization/39607
15379 PR rtl-optimization/39631
15383 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15384 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15385 instead of DF_LR_OUT.
15386 * ira-lives.c (process_bb_node_lives): Ditto.
15387 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15388 instead of DF_LR_{OUT,IN}.
15389 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15390 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15392 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15394 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15395 (execute_lower_omp): Always run but take the short way out if -fopenmp
15397 (gate_lower_omp): Remove, forcing the pass manager to always run the
15398 pass and always set PROP_gimple_lomp.
15399 (pass_lower_omp): Remove gate function.
15400 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15401 PROP_trees. Instead, require it.
15402 * ipa-cp.c (pass_ipa_cp): Likewise.
15403 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15404 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15405 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15406 and PROP_gimple_leh.
15408 2009-04-03 Richard Guenther <rguenther@suse.de>
15410 PR middle-end/13146
15411 PR tree-optimization/23940
15412 PR tree-optimization/33237
15413 PR middle-end/33974
15414 PR middle-end/34093
15415 PR tree-optimization/36201
15416 PR tree-optimization/36230
15417 PR tree-optimization/38049
15418 PR tree-optimization/38207
15419 PR tree-optimization/38230
15420 PR tree-optimization/38301
15421 PR tree-optimization/38585
15422 PR middle-end/38895
15423 PR tree-optimization/38985
15424 PR tree-optimization/39299
15425 * tree-ssa-structalias.h: Remove.
15426 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15427 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15428 (struct vuse_element_d): Remove.
15429 (struct vuse_vec_d): Likewise.
15430 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15431 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15432 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15433 VUSE_ELEMENT_VAR): Likewise.
15434 (struct voptype_d): Likewise.
15435 (NUM_VOP_FREE_BUCKETS): Likewise.
15436 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15437 (struct stmt_operands_d): Remove.
15438 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15439 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15440 VDEF_NUM, VDEF_VECT): Likewise.
15441 (copy_virtual_operands): Remove.
15442 (operand_build_cmp): Likewise.
15443 (create_ssa_artificial_load_stmt): Likewise.
15444 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15445 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15446 vuse_index and mayuse_index members. Pack and move done and iter_type
15447 members to the front.
15448 (SSA_OP_VMAYUSE): Remove.
15449 (SSA_OP_VIRTUAL_USES): Adjust.
15450 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15451 (unlink_stmt_vdef): Declare.
15452 (add_to_addressable_set): Remove.
15453 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15454 (vrp_visit_stmt): Likewise.
15455 * doc/tree-ssa.texi (Alias analysis): Update.
15456 * doc/invoke.texi (max-aliased-vops): Remove docs.
15457 (avg-aliased-vops): Likewise.
15458 * tree-into-ssa.c (syms_to_rename): Remove.
15459 (need_to_update_vops_p): Likewise.
15460 (need_to_initialize_update_ssa_p): Rename to ...
15461 (update_ssa_initialized_fn): ... this. Track function we are
15463 (symbol_marked_for_renaming): Simplify.
15464 (add_new_name_mapping): Do not set need_to_update_vops_p.
15465 (dump_currdefs): Use SYMS_TO_RENAME.
15466 (rewrite_update_stmt): Always walk all uses/defs.
15467 (dump_update_ssa): Adjust.
15468 (init_update_ssa): Take function argument. Track what we are
15470 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15471 (create_new_def_for): Initialize for cfun, assert we are initialized
15473 (mark_sym_for_renaming): Simplify.
15474 (mark_set_for_renaming): Do not initialize update-ssa.
15475 (need_ssa_update_p): Simplify. Take function argument.
15476 (name_mappings_registered_p): Assert we ask for the correct function.
15477 (name_registered_for_update_p): Likewise.
15478 (ssa_names_to_replace): Likewise.
15479 (release_ssa_name_after_update_ssa): Likewise.
15480 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15481 (dump_decl_set): Do not print a newline.
15482 (debug_decl_set): Do it here.
15483 (dump_update_ssa): And here.
15484 * tree-ssa-loop-im.c (move_computations): Adjust.
15485 (movement_possibility): Likewise.
15486 (determine_max_movement): Likewise.
15487 (gather_mem_refs_stmt): Likewise.
15488 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15489 or NAME_MEMORY_TAG.
15490 * tree-complex.c (update_all_vops): Remove.
15491 (expand_complex_move): Adjust.
15492 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15493 Simplify test for memory referencing statement. Exclude
15494 non-invariant ADDR_EXPRs.
15495 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15496 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15497 (rdg_flag_uses): Likewise.
15498 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15500 (tree_optimize_tail_calls_1): Also split the
15501 edge from the entry block if we have degenerate PHI nodes in
15502 the first basic block.
15503 * tree.c (init_ttree): Remove memory-tag related code.
15504 (tree_code_size): Likewise.
15505 (tree_node_structure): Likewise.
15506 (build7_stat): Re-write to be build6_stat.
15507 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15508 (SSA_VAR_P): Adjust.
15509 (struct tree_memory_tag): Remove.
15510 (struct tree_memory_partition_tag): Likewise.
15511 (union tree_node): Adjust.
15512 (build7): Re-write to be build6.
15513 * tree-pass.h (pass_reset_cc_flags): Remove.
15514 (TODO_update_address_taken): New flag.
15515 (pass_simple_dse): Remove.
15516 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15517 * params.h (MAX_ALIASED_VOPS): Remove.
15518 (AVG_ALIASED_VOPS): Likewise.
15519 * omp-low.c (expand_omp_taskreg): Update SSA form.
15520 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15521 aliases the lhs in a copy stmt.
15522 * tree-ssa-dse.c (struct address_walk_data): Remove.
15523 (memory_ssa_name_same): Likewise.
15524 (memory_address_same): Likewise.
15525 (get_kill_of_stmt_lhs): Likewise.
15526 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15527 unused stores. Look through PHI nodes into post-dominated regions.
15528 (dse_optimize_stmt): Simplify. Properly remove stores.
15529 (tree_ssa_dse): Compute dominators.
15530 (execute_simple_dse): Remove.
15531 (pass_simple_dse): Likewise.
15532 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15533 gimple_loaded_syms and gimple_stored_syms computation.
15534 * toplev.c (dump_memory_report): Dump alias and pta stats.
15535 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15536 (vn_reference_eq): Likewise.
15537 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15538 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15539 valueize_vuses): Remove.
15540 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15541 (get_def_ref_stmt_vuse): ... this.
15542 (vn_reference_lookup_2): New function.
15543 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15544 walking equivalent vuses. Simplify.
15545 (vn_reference_lookup): Likewise.
15546 (vn_reference_insert): Likewise.
15547 (vn_reference_insert_pieces): Likewise.
15548 (visit_reference_op_call): Simplify.
15549 (visit_reference_op_load): Likewise.
15550 (visit_reference_op_store): Likewise.
15551 (init_scc_vn): Remove shared_lookup_vuses initialization.
15552 (free_scc_vn): Remove shared_lookup_vuses freeing.
15553 (sort_vuses, sort_vuses_heap): Remove.
15554 (get_ref_from_reference_ops): Export.
15555 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15556 vector with single vuse pointer.
15557 (vn_reference_lookup_pieces, vn_reference_lookup,
15558 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15559 (shared_vuses_from_stmt): Remove.
15560 (get_ref_from_reference_ops): Declare.
15561 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15563 memory-tag related code.
15564 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15565 (likely_value): Add comment, skip static-chain of call statements.
15566 (surely_varying_stmt_p): Adjust.
15567 (gimplify_and_update_call_from_tree): Likewise.
15568 (execute_fold_all_builtins): Do not rebuild alias info.
15569 (gimplify_and_update_call_from_tree): Properly update VOPs.
15570 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15571 (copy_ref_info): Remove memory-tag related code.
15572 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15573 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15574 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15576 * tree-ssa-dom.c (gimple_p): Remove typedef.
15577 (eliminate_redundant_computations): Adjust.
15578 (record_equivalences_from_stmt): Likewise.
15579 (avail_expr_hash): Likewise.
15580 (avail_expr_eq): Likewise.
15581 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15582 (stmt_makes_single_load): Likewise.
15583 (stmt_makes_single_store): Likewise.
15584 * tree-ssa-alias.c: Rewrite completely.
15585 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15586 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15587 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15588 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15589 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15590 Remove public functions.
15591 (pass_reset_cc_flags): Remove.
15592 (pass_build_alias): Move ...
15593 * tree-ssa-structalias.c (pass_build_alias): ... here.
15594 * tree-ssa-alias.c (may_be_aliased): Move ...
15595 * tree-flow-inline.h (may_be_aliased): ... here.
15596 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15597 count_uses_and_derefs): Move ...
15598 * gimple.c: ... here.
15599 * gimple.h (count_uses_and_derefs): Declare.
15600 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15601 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15602 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15603 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15604 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15605 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15606 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15608 * tree-dfa.c (refs_may_alias_p): Move ...
15609 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15610 * tree-ssa-alias.h: New file.
15611 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15612 (statement_sink_location): Likewise.
15613 * opts.c (decode_options): Do not adjust max-aliased-vops or
15614 avg-aliased-vops values.
15615 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15616 (TV_CALL_CLOBBER): Likewise.
15617 (TV_FLOW_SENSITIVE): Likewise.
15618 (TV_FLOW_INSENSITIVE): Likewise.
15619 (TV_MEMORY_PARTITIONING): Likewise.
15620 (TV_ALIAS_STMT_WALK): New timevar.
15621 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15622 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15623 (get_address_description): Remove memory-tag related code.
15624 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15625 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15626 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15627 and immediate uses in statements. Document.
15628 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15629 (dump_symbols): Remove.
15630 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15631 * alias.c (get_deref_alias_set): New function split out from ...
15632 (get_alias_set): ... here.
15633 * alias.h (get_deref_alias_set): Declare.
15634 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15635 type parameter. Remove restrict pointer handling. Create a
15636 ref-all pointer in case type-based alias sets do not conflict.
15637 (vect_analyze_data_refs): Remove SMT related code.
15638 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15639 (vectorizable_load): Likewise.
15640 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15641 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15642 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15643 Ignore vops and SMTs.
15644 (dr_analyze_alias): Likewise..
15645 (free_data_ref): Likewise.
15646 (create_data_ref): Likewise.
15647 (analyze_all_data_dependences): Likewise.
15648 (get_references_in_stmt): Adjust.
15649 * tree-flow-inline.h (gimple_aliases_computed_p,
15650 gimple_addressable_vars, gimple_call_clobbered_vars,
15651 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15652 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15653 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15654 gimple_mem_ref_stats): Remove.
15655 (gimple_vop): New function.
15656 (op_iter_next_use): Remove vuses and mayuses cases.
15657 (op_iter_next_def): Remove vdefs case.
15658 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15659 (clear_and_done_ssa_iter): Do not set removed fields.
15660 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15661 Assert we are not iterating over vuses or vdefs if not also
15662 iterating over uses or defs.
15663 (op_iter_init_use): Likewise.
15664 (op_iter_init_def): Likewise.
15665 (op_iter_next_vdef): Remove.
15666 (op_iter_next_mustdef): Likewise.
15667 (op_iter_init_vdef): Likewise.
15668 (compare_ssa_operands_equal): Likewise.
15669 (link_use_stmts_after): Handle vuse operand.
15670 (is_call_used): Use is_call_clobbered.
15671 (is_call_clobbered): Global variables are always call clobbered,
15672 query the call-clobbers bitmap.
15673 (mark_call_clobbered): Ignore global variables.
15674 (clear_call_clobbered): Likewise.
15675 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15676 virtual operands sanity check.
15677 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15679 (TARGET_MEM_REF): Remove TMR_TAG operand.
15680 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15681 Remove call-clobber related code.
15682 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15683 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15684 partitions or escape reason.
15685 (get_single_def_stmt, get_single_def_stmt_from_phi,
15686 get_single_def_stmt_with_phi): Remove.
15687 (dump_referenced_vars): Tidy.
15688 (get_ref_base_and_extent): Allow bare decls.
15689 (collect_dfa_stats): Adjust.
15690 * graphite.c (rename_variables_in_stmt): Adjust.
15691 (graphite_copy_stmts_from_block): Likewise.
15692 (translate_clast): Likewise.
15693 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15695 (translate_vuse_through_block): Use the oracle.
15696 (phi_translate_1): Adjust.
15697 (value_dies_in_block_x): Use the oracle. Cache the outcome
15699 (valid_in_sets): Check if the VUSE for
15700 a REFERENCE is available.
15701 (eliminate): Do not remove stmts during elimination,
15702 instead queue and remove them afterwards.
15703 (do_pre): Do not rebuild alias info.
15704 (pass_pre): Run TODO_rebuild_alias before PRE.
15705 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15706 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15707 (mark_all_v_defs_stmt): Remove.
15708 (mark_all_v_defs_seq): Adjust.
15709 (sra_replace): Likewise.
15710 (scalarize_use): Likewise.
15711 (scalarize_copy): Likewise.
15712 (scalarize_init): Likewise.
15713 (scalarize_ldst): Likewise.
15714 (todoflags): Remove.
15715 (tree_sra): Do not rebuild alias info.
15716 (tree_sra_early): Adjust.
15717 (pass_sra): Run TODO_update_address_taken before SRA.
15718 * tree-predcom.c (set_alias_info): Remove.
15719 (prepare_initializers_chain): Do not call it.
15720 (mark_virtual_ops_for_renaming): Adjust.
15721 (mark_virtual_ops_for_renaming_list): Remove.
15722 (initialize_root_vars): Adjust.
15723 (initialize_root_vars_lm): Likewise.
15724 (prepare_initializers_chain): Likewise.
15725 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15726 (may_propagate_copy_into_stmt): Likewise.
15727 (merge_alias_info): Do nothing for now.
15728 (propagate_tree_value_into_stmt): Adjust.
15729 (stmt_may_generate_copy): Likewise.
15730 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15731 not mark symbols for renaming.
15732 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15733 with the same statement, make sure to update the new pointed-to one.
15734 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15735 call statements, do not mark symbols for renaming.
15736 (mark_operand_necessary): Dump something.
15737 (ref_may_be_aliased): New function.
15738 (mark_aliased_reaching_defs_necessary_1): New helper function.
15739 (mark_aliased_reaching_defs_necessary): Likewise.
15740 (mark_all_reaching_defs_necessary_1): Likewise.
15741 (mark_all_reaching_defs_necessary): Likewise.
15742 (propagate_necessity): Do not process virtual PHIs. For
15743 non-aliased loads mark all reaching definitions as necessary.
15744 For aliased loads and stores mark the immediate dominating
15745 aliased clobbers as necessary.
15746 (visited): New global static.
15747 (perform_tree_ssa_dce): Free visited bitmap after propagating
15749 (remove_dead_phis): Perform simple dead virtual PHI removal.
15750 (remove_dead_stmt): Properly unlink virtual operands when
15752 (eliminate_unnecessary_stmts): Schedule PHI removal after
15754 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15755 (process_replaceable): Likewise.
15756 (find_replaceable_in_bb): Likewise.
15757 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15758 based on the single gimple vop.
15759 (verify_flow_insensitive_alias_info): Remove.
15760 (verify_flow_sensitive_alias_info): Likewise.
15761 (verify_call_clobbering): Likewise.
15762 (verify_memory_partitions): Likewise.
15763 (verify_alias_info): Likewise.
15764 (verify_ssa): Adjust..
15765 (execute_update_addresses_taken): Export. Update SSA
15766 manually. Optimize only when optimizing. Use a local bitmap.
15767 (pass_update_address_taken): Remove TODO_update_ssa, add
15769 (pass_update_address_taken): Just use TODO_update_address_taken.
15770 (init_tree_ssa): Do not initialize addressable_vars.
15771 (verify_ssa): Verify new VUSE / VDEF properties.
15772 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15773 Do not call verify_alias_info.
15774 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15775 Do not free the loaded and stored syms bitmaps. Reset the escaped
15776 and callused solutions. Do not free addressable_vars.
15777 Remove memory-tag related code.
15778 (warn_uninitialized_var): Aliases are always available.
15779 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15780 * lambda-code.c (can_put_in_inner_loop): Adjust.
15781 (can_put_after_inner_loop): Likewise.
15782 (perfect_nestify): Likewise.
15783 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15784 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15785 (vectorizable_conversion): Do not mark symbols for renaming.
15786 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15787 (expand_call_inline): Unlink the calls virtual operands before
15789 (tree_function_versioning): Do not call update_ssa if we are not
15790 updating clones. Simplify.
15791 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15792 (propagate_with_phi): Likewise..
15793 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15794 clobber code. Assert we are not aliased or global.
15795 * tree-flow.h: Include tree-ssa-alias.h
15796 (enum escape_type): Remove.
15797 (struct mem_sym_stats_d): Likewise.
15798 (struct mem_ref_stats_d): Likewise.
15799 (struct gimple_df): Add vop member. Remove global_var,
15800 call_clobbered_vars, call_used_vars, addressable_vars,
15801 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15802 escaped and callused members.
15803 (struct ptr_info_def): Remove all members, add points-to solution
15805 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15806 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15807 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15808 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15809 (tree-ssa-alias.o): Likewise.
15810 (toplev.o): Add tree-ssa-alias.h
15811 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15812 * gimple.c (gimple_set_bb): Fix off-by-one error.
15813 (is_gimple_reg): Do not handle memory tags.
15814 (gimple_copy): Also copy virtual operands.
15815 Delay updating the statement. Do not reset loaded and stored syms.
15816 (gimple_set_stored_syms): Remove.
15817 (gimple_set_loaded_syms): Likewise.
15818 (gimple_call_copy_skip_args): Copy the virtual operands
15819 and mark the new statement modified.
15820 * tree-ssa-structalias.c (may_alias_p): Remove.
15821 (set_uids_in_ptset): Take the alias set to prune with as
15822 parameter. Fold in the alias test of may_alias_p.
15823 (compute_points_to_sets): Compute whether a ptr is dereferenced
15824 in a local sbitmap.
15825 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15826 other ADDRESSOF constraints on the lhs.
15827 (get_constraint_for_component_ref): Assert that we don't get
15828 ADDRESSOF constraints from the base of the reference.
15829 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15830 (struct variable_info): Remove collapsed_to member.
15831 (get_varinfo_fc): Remove.
15832 (new_var_info): Do not set collapsed_to.
15833 (dump_constraint): Do not follow cycles.
15834 (dump_constraint_graph): Likewise.
15835 (build_pred_graph): Likewise.
15836 (build_succ_graph): Likewise.
15837 (rewrite_constraints): Likewise.
15838 (do_simple_structure_copy): Remove.
15839 (do_rhs_deref_structure_copy): Remove.
15840 (do_lhs_deref_structure_copy): Remove.
15841 (collapse_rest_of_var): Remove.
15842 (do_structure_copy): Re-implement.
15843 (pta_stats): New global variable.
15844 (dump_pta_stats): New function.
15845 (struct constraint_expr): Make offset signed.
15846 (UNKNOWN_OFFSET): Define special value.
15847 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15848 (solution_set_expand): New helper function split out from ...
15849 (do_sd_constraint): ... here.
15850 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15851 (do_ds_constraint): Likewise.
15852 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15853 and CALLUSED = *CALLUSED.
15854 (set_union_with_increment): Make inc argument signed.
15855 (type_safe): Remove.
15856 (get_constraint_for_ptr_offset): Handle unknown and negative
15858 (first_vi_for_offset): Handle offsets before start. Bail
15859 out early for offsets beyond the variable extent.
15860 (first_or_preceding_vi_for_offset): New function.
15861 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15862 Together with ESCAPED = *ESCAPED this properly computes reachability.
15863 (find_what_var_points_to): New function.
15864 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15865 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15866 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15867 pt_solutions_intersect): New functions.
15868 (compute_call_used_vars): Remove.
15869 (compute_may_aliases): New main entry into PTA computation.
15870 * gimple.h (gimple_p): New typedef.
15871 (struct gimple_statement_base): Remove references_memory_p.
15872 (struct gimple_statement_with_memory_ops_base): Remove
15873 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15875 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15876 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15877 gimple_set_references_memory): Remove.
15878 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15879 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15881 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15882 (verify_expr): Allow RESULT_DECL.
15883 (gimple_duplicate_bb): Do not copy virtual operands.
15884 (gimple_duplicate_sese_region): Adjust.
15885 (gimple_duplicate_sese_tail): Likewise.
15886 (mark_virtual_ops_in_region): Remove.
15887 (move_sese_region_to_fn): Do not call it.
15888 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15889 and pass_simple_dse.
15890 (execute_function_todo): Handle TODO_update_address_taken,
15891 call execute_update_addresses_taken for TODO_rebuild_alias.
15892 (execute_todo): Adjust.
15893 (execute_one_pass): Init dump files early.
15894 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15896 (create_general_new_stmt): Clear vops.
15897 * tree-ssa-reassoc.c (get_rank): Adjust.
15898 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15899 symbols for renaming.
15900 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15901 (PARAM_AVG_ALIASED_VOPS): Likewise.
15902 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15903 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15904 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15905 (operand_build_cmp, copy_virtual_operands,
15906 create_ssa_artificial_load_stmt, add_to_addressable_set,
15907 gimple_add_to_addresses_taken): Remove public functions.
15908 (unlink_stmt_vdef): New function.
15910 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15912 * config.gcc (powerpc-*-linux*): Merge variants.
15914 2009-04-02 Chao-ying Fu <fu@mips.com>
15915 James Grosbach <james.grosbach@microchip.com>
15917 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15918 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15920 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15921 keep_interrupts_masked_p, use_debug_exception_return_p.
15922 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15923 keep_interrupts_masked, use_debug_exception_return.
15924 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15925 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15927 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15928 (mips_print_operand): Process COP0 registers to print $0 .. $31
15929 correctly for GAS to process.
15930 (mips_interrupt_extra_call_saved_reg_p): New function.
15931 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15933 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15934 (mips_compute_frame_info): Add supports for interrupt context that
15935 includes doubleword accumulators and COP0 registers.
15936 (mips_for_each_saved_acc): New function.
15937 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15938 mips_for_each_saved_reg.
15939 (mips_save_reg): Save accumulators.
15940 (mips_kernel_reg_p): A new for_each_rtx callback.
15941 (mips_expand_prologue): Support interrupt handlers.
15942 (mips_restore_reg): Restore accumulators.
15943 (mips_expand_epilogue): Support interrupt handlers.
15944 (mips_can_use_return_insn): Return false for interrupt handlers.
15945 (mips_epilogue_uses): New function.
15946 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15947 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15948 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15949 cop0_move): New instructions.
15950 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15951 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15953 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15955 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15956 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15957 interrupt handlers, we use K0 as the temporary register.
15958 (EPILOGUE_USES): Change to a function call.
15959 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15960 handlers, we use K0 as the temporary register.
15962 * doc/extend.texi (Function Attributes): Document interrupt,
15963 use_shadow_register_set, keep_interrupts_masked,
15964 use_debug_exception_return for MIPS attributes.
15966 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15968 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15969 Remove a number of t-files from tmake_file.
15970 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15971 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15972 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15973 target_prototype, not TARGET_PROTOTYPE.
15974 (LINK_OS_GNU_SPEC): Define.
15975 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15976 and darwin-ldoubdle.c.
15978 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15981 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15982 (cpp_options): Ditto.
15983 (default_compilers): Ditto.
15984 (display_help): Ditto.
15985 (process_command): Ditto.
15986 (do_spec_1): Ditto.
15987 (set_input): Use lbasename instead of duplicate code.
15988 (save_temps_prefix): New static for -save-temps=obj.
15989 (save_temps_length): Ditto.
15991 * doc/invoke.texi (-save-temps=obj): Document new variant to
15992 -save-temps switch.
15994 2009-04-02 Jeff Law <law@redhat.com>
15996 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15999 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16001 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16002 * configure: Regenerated.
16004 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16006 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16007 share the argument list.
16009 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16013 2009-02-12 Diego Novillo <dnovillo@google.com>
16015 * varpool.c (debug_varpool): New.
16016 * cgraph.h (debug_varpool): Declare.
16018 2009-04-02 Jan Hubicka <jh@suse.cz>
16020 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16023 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16025 * config/i386/i386.c (ix86_abi): Move initialization to ...
16026 (override_options): Here.
16028 2009-04-02 Christian Bruel <christian.bruel@st.com>
16030 * config/sh/sh.c (sh_dwarf_register_span): New function.
16031 (TARGET_DWARF_REGISTER_SPAN): Define.
16032 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16034 2009-04-02 Ira Rosen <irar@il.ibm.com>
16036 PR tree-optimization/39595
16037 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16038 interleaved loads group is not greater than the SLP group size.
16040 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16042 * builtins.c (is_builtin_name): New.
16043 (called_as_built_in): Use is_builtin_name.
16044 * tree.h (is_builtin_name): New.
16045 * varasm.c (incorporeal_function_p): Use is_builtin_name
16047 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16049 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16051 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16054 * c-decl.c (clone_underlying_type): Move this ...
16055 * c-common.c (set_underlying_type): ... here.
16056 Also, make sure the function properly sets TYPE_STUB_DECL() on
16057 the newly created typedef variant type.
16058 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16059 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16062 2009-04-02 Richard Guenther <rguenther@suse.de>
16064 PR tree-optimization/37221
16065 * tree-flow.h (degenerate_phi_result): Declare.
16066 * tree-ssa-dom.c (degenerate_phi_result): Export.
16067 * tree-scalar-evolution.c (analyze_initial_condition): If
16068 the initial condition is defined by a degenerate PHI node
16069 use the degenerate value.
16071 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16073 PR rtl-optimization/39588
16074 * combine.c (merge_outer_ops): Do not set the constant when this
16076 (simplify_shift_const_1): Do not modify it either in this case.
16078 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16080 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16081 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16083 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16086 * c-lex.c (interpret_float): Default (no suffix) is double.
16088 2009-04-1 Xinliang David Li <davidxl@google.com>
16090 * config/i386/i386.c (legitimate_constant_p): Recognize
16091 all one vector constant.
16093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16095 * config/vax/vax.c: Add #includes to silence warnings.
16096 Change #include order to silence two warnings.
16098 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16100 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16101 (ASM_SPEC): Pass -k to the assembler for PIC code.
16103 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16105 * config.gcc: Add vax-*-linux* to the switch.
16106 * config/vax/linux.h: New file. (TARGET_VERSION,
16107 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16111 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16112 Use predicate macros instead of GET_CODE() == foo.
16113 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16114 ashlsi3, rotrsi3, <unnamed>): Likewise.
16116 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16118 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16119 jbbccihi, jbbccisi): Remova trailing whitespace.
16120 * config/vax/constraints.md: Likewise.
16121 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16122 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16123 * config/vax/predicates.md: Likewise.
16124 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16125 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16126 * config/vax/vax.h: Likewise.
16127 * config/vax/vax.md (nonlocal_goto): Likewise.
16129 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16131 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16132 (indirectable_address_p, adjacent_operands_p): Add spaces around
16134 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16136 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16138 * config/vax/vax.c (legitimate_constant_address_p,
16139 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16140 index_term_p, reg_plus_index_p, legitimate_address_p,
16141 vax_mode_dependent_address_p): Update comments to match functions
16142 modified by the recent int->bool conversion.
16144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16146 * config/vax/builtins.md: Update copyright message.
16147 * config/vax/constraints.md: Likewise.
16148 * config/vax/netbsd-elf.h: Likewise.
16149 * config/vax/predicates.md: Likewise.
16150 * config/vax/vax-protos.h: Likewise.
16151 * config/vax/vax.c: Likewise.
16152 * config/vax/vax.h: Likewise.
16153 * config/vax/vax.md: Likewise.
16154 * config/vax/vax.opt: Likewise.
16156 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16158 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16159 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16160 * config/vax/constraints.md (B, R): Likewise.
16161 * config/vax/predicates.md (external_memory_operand,
16162 nonimmediate_addsub_di_operand): Likewise.
16163 * config/vax/vax.c (vax_output_int_add): Likewise.
16164 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16165 untyped_call): Likewise.
16167 2009-04-01 Matt Thomas <matt@3am-software.com>
16169 * config/vax/predicates.md: New file.
16170 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16171 external_const_operand, nonsymbolic_operand, external_memory_operand,
16172 indirect_memory_operand, indexed_memory_operand,
16173 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16174 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16176 * config/vax/constraints.md: New file.
16177 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16179 * config/vax/builtins.md: New file.
16180 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16181 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16183 * config/vax/vax.opt (mqmath): Add option.
16184 * config/vax/vax.md (isfx): Extend with DI.
16185 (VAXintQH, VAXintQHSD): Define.
16186 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16187 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16188 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16189 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16190 (movdi): Update constraints and use vax_output_int_move().
16191 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16192 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16193 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16194 nonlocal_goto): New.
16195 (mov<mode>): Extend accepted operand types.
16196 (subdi3_old): Rename from subdi3, change update constraints and use
16197 a new implementation.
16198 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16199 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16200 MOVE_RATIO, CLEAR_RATIO): Define.
16201 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16202 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16203 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16204 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16205 (split_quadword_operands): Make static and really allow variable
16207 (print_operand_address): Update for PIC generation.
16208 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16209 indexable_address_p, fixup_mathdi_operand,
16210 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16211 (vax_float_literal, legitimate_constant_p,
16212 indirectable_constant_address_p, index_term_p,
16213 reg_plus_index_p): Return bool instead of int.
16214 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16216 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16218 (vax_output_conditional_branch): Indent.
16219 (legitimate_constant_address_p, indirectable_constant_address_p,
16220 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16221 vax_mode_dependent_address_p): Return bool instead of int, update for
16223 * config/vax/vax-protos.h (legitimate_constant_address_p,
16224 legitimate_constant_p, legitimate_address_p,
16225 vax_mode_dependent_address_p): Change declaration to bool.
16226 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16227 vax_expand_addsub_di_operands, vax_output_int_subtract,
16228 vax_output_movmemsi): Declare.
16229 (split_quadword_operands, vax_float_literal): Delete declaration.
16230 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16231 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16232 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16233 ASM_OUTPUT_DWARF_PCREL): Define.
16234 (ASM_SPEC): Change definition to allow PIC generation.
16236 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16238 * doc/sourcebuild.texi: Update front-end requirements.
16240 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16243 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16244 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16245 (booldi3_internal3): Use boolean_or_operator instead of
16248 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16251 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16252 declarator whose size is not an integer constant expression but
16253 folds to an integer constant, then treat it as a constant
16256 2009-04-01 Richard Guenther <rguenther@suse.de>
16258 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16259 i * 4 + 2 to (i * 2 + 1) * 2.
16261 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16264 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16265 return if c_parser_asm_string_literal returned NULL.
16267 2009-04-01 Nick Clifton <nickc@redhat.com>
16269 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16271 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16272 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16273 other typedefs to avoid conflicts with libgcc2.c. Define labels
16274 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16276 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16277 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16280 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16282 * varasm.c (default_function_rodata_section): Declare DOT as
16285 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16286 Andrey Galkin <agalkin@hypercom.com>
16289 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16290 Make object_name unique for each process.
16292 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16295 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16296 addressable variables in the parallel that could go out of scope while
16297 running queued tasks.
16299 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16301 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16302 (CASE_VALUES_THRESHOLD): Redefine.
16303 * config/avr/avr.c (avr_override_options): Remove initialization of
16304 avr_case_values_threshold variable.
16305 (avr_case_values_threshold): Remove variable. Add new function.
16306 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16307 * config/avr/avr.opt (mno-tablejump): Remove option.
16308 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16310 2009-04-01 DJ Delorie <dj@redhat.com>
16312 * varasm.c (default_function_rodata_section): Don't assume
16313 anything about where the first '.' in the section name is.
16315 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16317 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16318 rs6000_emit_stack_tie.
16320 2009-03-31 Ian Lance Taylor <iant@google.com>
16322 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16323 gimple_code with GIMPLE_RESX, not RESX.
16325 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16327 * c-common.c (c_get_ident): New.
16328 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16330 2009-04-01 Ben Elliston <bje@au.ibm.com>
16332 * config/rs6000/sysv4.opt (msdata): Improve option description.
16334 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16336 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16337 (divdf3_internal_lat): Remove.
16338 (divxf3_internal_lat): Remove.
16339 (divxf3_internal_thr): Remove.
16340 (divxf): Use divxf3_internal.
16341 * config/ia64/div.md (divsf3_internal_lat): New.
16342 (divdf3_internal_lat): New.
16343 (divxf3_internal): New.
16345 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16348 * Makefile.in (USE_GCC_STDINT): Define.
16349 (stmp-int-hdrs): Install stdint.h if applicable.
16350 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16352 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16353 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16354 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16355 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16356 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16357 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16358 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16359 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16360 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16361 (c_common_nodes_and_builtins): Initialize
16362 underlying_wchar_type_node. Do not initialize
16363 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16364 nodes for new types.
16365 (c_stddef_cpp_builtins): Define macros for new types.
16366 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16368 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16369 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16370 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16371 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16372 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16373 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16374 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16375 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16376 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16377 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16378 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16379 int16_type_node, int32_type_node, int64_type_node,
16380 uint8_type_node, uint16_type_node, c_uint32_type_node,
16381 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16382 int_least32_type_node, int_least64_type_node,
16383 uint_least8_type_node, uint_least16_type_node,
16384 uint_least32_type_node, uint_least64_type_node,
16385 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16386 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16387 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16388 uintptr_type_node): Define.
16389 * c-cppbuiltin.c (builtin_define_constants,
16390 builtin_define_type_minmax): New.
16391 (builtin_define_stdint_macros): Define more macros.
16392 (c_cpp_builtins): Define more limit macros.
16393 (type_suffix): New.
16394 (builtin_define_type_max): Define in terms of
16395 builtin_define_type_minmax. Remove is_long parameter. All
16397 * config.gcc (use_gcc_stdint): Define.
16398 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16399 Add newlib-stdint.h for generic targets.
16400 * config/glibc-stdint.h, config/newlib-stdint.h,
16401 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16402 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16403 * config/score/score.h (UINTPTR_TYPE): Define.
16404 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16405 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16406 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16407 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16408 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16409 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16410 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16411 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16412 * config/spu/spu.h (STDINT_LONG32): Define.
16413 * configure.ac (use_gcc_stdint): Substitute.
16414 * configure: Regenerate.
16415 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16416 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16417 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16418 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16419 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16420 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16421 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16422 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16423 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16424 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16425 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16426 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16427 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16428 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16429 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16430 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16431 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16432 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16433 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16434 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16435 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16436 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16437 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16438 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16439 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16440 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16441 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16442 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16443 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16445 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16447 * loop-iv.c (suitable_set_for_replacement): Renamed from
16448 simplify_using_assignment; changed to return bool and to accept new
16449 args DEST and SRC. Return true iff we find a source/destination pair
16450 that can be used to make a replacement, and fill SRC and DEST if so.
16451 Remove arg ALTERED. Don't deal with altered regs here. All callers
16453 (simplify_using_initial_values): Deal with altered regs here and track
16454 more precisely the effect they have on the validity of our expression.
16456 * loop-iv.c (simplify_using_condition): A condition of the form
16457 (EQ REG CONST) can be used to simply make a substitution.
16458 (simplify_using_initial_values): Keep track of conditions we have seen
16459 and keep using them to simplify new expressions, while applying the
16460 same substitutions to them as to the expression.
16462 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16463 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16466 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16467 changed. Use this when trying to improve the upper bound.
16468 Generate the comparison by using simplify_gen_relational.
16470 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16472 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16474 (simplify_using_assignment, simplify_using_initial_values): Call
16475 replace_in_expr to make replacements. Call replace_single_def_regs
16476 once on the initial version of the expression.
16478 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16481 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16483 2009-03-31 Richard Guenther <rguenther@suse.de>
16485 PR middle-end/31029
16486 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16487 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16489 2009-03-31 Richard Guenther <rguenther@suse.de>
16491 * tree.h (div_if_zero_remainder): Declare.
16492 * fold-const.c (div_if_zero_remainder): Export.
16493 * tree-ssa-forwprop.c
16494 (forward_propagate_addr_into_variable_array_index): Handle
16495 constant array index addition outside of the variable index.
16497 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16500 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16501 define_splits, floatunssi<mode>2): Require x87 conversions from
16502 DImode to be permitted.
16504 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16506 PR preprocessor/15638
16507 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16509 2009-03-31 Richard Guenther <rguenther@suse.de>
16511 PR middle-end/23401
16512 PR middle-end/27810
16513 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16514 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16515 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16516 a separate statement.
16517 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16518 (lookup_tmp_var): Likewise.
16519 (is_gimple_formal_tmp_or_call_rhs): Remove.
16520 (is_gimple_reg_or_call_rhs): Rename to ...
16521 (is_gimple_reg_rhs_or_call): ... this.
16522 (is_gimple_mem_or_call_rhs): Rename to ...
16523 (is_gimple_mem_rhs_or_call): ... this.
16524 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16525 DECL_GIMPLE_REG_P only if is_formal is true.
16526 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16527 for non-proper post-modify expression gimplification.
16528 (gimplify_self_mod_expr): For post-modify expressions gimplify
16529 the lvalue to a minimal lvalue.
16530 (rhs_predicate_for): Remove formal temp case.
16531 (gimplify_modify_expr_rhs): Likewise.
16532 (gimplify_addr_expr): Use is_gimple_reg.
16533 (gimplify_expr): Remove formal temp cases.
16534 (gimple_regimplify_operands): Likewise.
16535 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16536 and FILTER_EXPR like constants.
16537 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16539 (is_gimple_formal_tmp_rhs): Remove.
16540 (is_gimple_reg_rhs): Remove special casing.
16541 (is_gimple_mem_rhs): Fix.
16542 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16543 (is_gimple_formal_tmp_var): Remove.
16544 (is_gimple_formal_tmp_reg): Likewise.
16545 (is_gimple_min_lval): Allow invariant component ref parts.
16546 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16547 is_gimple_formal_tmp_reg): Remove declarations.
16548 * tree-cfg.c (verify_expr): Verify that variables with address
16549 taken do not have DECL_GIMPLE_REG_P set.
16550 * tree-mudflap.c (mf_build_check_statement_for): Use
16551 force_gimple_operand instead of gimplify_expr.
16553 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16555 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16556 schedulable rows to compute_split_row.
16558 2009-03-31 Ben Elliston <bje@au.ibm.com>
16561 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16564 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16566 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16567 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16568 * configure: Regenerate.
16569 * config.in: Regenerate.
16570 * config/rs6000/rs6000.opt (mtls-markers): Add.
16571 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16572 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16573 (tls_ld_aix, tls_ld_sysv): Likewise.
16574 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16575 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16577 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16579 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16581 2009-03-30 Jan Hubicka <jh@suse.cz>
16583 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16585 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16586 detection and label handling.
16588 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16590 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16591 left_conflicts_size.
16592 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16593 ALLOCNO_LEFT_CONFLICTS_SIZE.
16595 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16596 remove_allocno_from_bucket_and_push,
16597 allocno_spill_priority_compare, push_allocnos_to_stack,
16598 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16599 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16600 (setup_allocno_left_conflicts_num): Ditto. Rename to
16601 setup_allocno_left_conflicts_size.
16602 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16603 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16604 setup_allocno_left_conflicts_size instead of
16605 setup_allocno_left_conflicts_num.
16607 * ira-build.c (ira_create_allocno): Use
16608 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16609 ALLOCNO_LEFT_CONFLICTS_NUM.
16611 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16613 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16614 instead of DF_LR_OUT.
16616 * ira-lives.c (process_bb_node_lives): Ditto.
16618 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16619 instead of DF_LR_{OUT,IN}.
16621 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16623 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16625 2009-03-30 Jan Hubicka <jh@suse.cz>
16627 * except.c (label_to_region_map): Fix thinko.
16629 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16631 PR middle-end/38237
16632 * tree.h (tree_find_value): New declaration.
16633 * tree.c (tree_find_value): New function.
16634 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16636 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16639 * c-decl.c (struct c_binding): Add locus field.
16640 (bind): Add locus argument, set locus field from it.
16641 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16642 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16643 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16644 implicitly_declare, undeclared_variable, lookup_label,
16645 declare_label, c_make_fname_decl, c_builtin_function,
16646 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16649 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16652 * config/i386/i386.c (classify_argument): Check total size of
16655 2009-03-30 Martin Jambor <mjambor@suse.cz>
16657 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16658 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16659 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16662 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16663 seen_variable_array_ref while also traversing a union.
16665 * tree-inline.c (optimize_inline_calls): Do not call
16666 cgraph_node_remove_callees.
16667 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16668 (pass_remove_cgraph_callee_edges): New variable.
16669 * passes.c (init_optimization_passes): Add
16670 pass_remove_cgraph_callee_edges after early inlining and before all
16671 late intraprocedural passes.
16673 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16675 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16677 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16678 Fix typos in names.
16680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16682 * combine.c (simplify_comparison): Use have_insn_for.
16683 * dojump.c (do_jump): Likewise.
16685 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16687 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16688 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16689 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16690 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16691 instead of sparc_compare_emitted.
16692 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16693 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16694 instead of sparc_compare_emitted.
16696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16698 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16699 enter/exit cfglayout mode.
16700 (pass_partition_block): Require it.
16701 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16702 (combine_instructions): Track basic blocks instead of labels.
16703 (update_cfg_for_uncondjump): New.
16704 (try_combine): Use it. Update jumps after rescanning.
16705 (pass_combine): Require PROP_cfglayout.
16706 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16708 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16710 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16711 Provide/destroy PROP_cfglayout respectively.
16712 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16713 * tree-pass.h (PROP_cfglayout): New.
16715 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16717 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16718 fold_convert_const_fixed_from_fixed,
16719 fold_convert_const_fixed_from_int,
16720 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16721 set TREE_CONSTANT_OVERFLOW.
16722 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16723 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16725 2009-03-30 Ira Rosen <irar@il.ibm.com>
16727 * tree-vect-loop-manip.c: New file.
16728 * tree-vectorizer.c: Update documentation and included files.
16729 (vect_loop_location): Make extern.
16730 (rename_use_op): Move to tree-vect-loop-manip.c
16731 (rename_variables_in_bb, rename_variables_in_loop,
16732 slpeel_update_phis_for_duplicate_loop,
16733 slpeel_update_phi_nodes_for_guard1,
16734 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16735 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16736 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16737 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16738 find_loop_location): Likewise.
16739 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16740 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16741 get_vectype_for_scalar_type, vect_is_simple_use,
16742 supportable_widening_operation, supportable_narrowing_operation):
16744 (bb_in_loop_p): Move to tree-vect-loop.c.
16745 (new_loop_vec_info, destroy_loop_vec_info,
16746 reduction_code_for_scalar_code, report_vect_op,
16747 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16748 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16749 (vect_supportable_dr_alignment): Likewise.
16750 * tree-vectorizer.h (tree-data-ref.h): Include.
16751 (vect_loop_location): Declare.
16752 Reorganize function declarations according to the new file structure.
16753 * tree-vect-loop.c: New file.
16754 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16755 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16756 * tree-vect-data-refs.c: New file.
16757 * tree-vect-patterns.c (timevar.h): Don't include.
16758 * tree-vect-stmts.c: New file.
16759 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16760 tree-vect-slp.c, tree-vect-loop.c.
16761 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16762 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16763 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16764 (tree-vect-analyze.o): Remove.
16765 (tree-vect-transform.o): Likewise.
16766 (tree-vect-data-refs.o): Add rule.
16767 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16768 tree-vect-slp.o): Likewise.
16769 (tree-vect-patterns.o): Remove redundant dependencies.
16770 (tree-vectorizer.o): Likewise.
16771 * tree-vect-slp.c: New file.
16773 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16775 * optc-gen.awk: Warn if an option flag has multiple different
16778 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16780 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16781 -floop-block): Document dependences on PPL, CLooG and Graphite.
16783 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16785 PR rtl-optimization/323
16786 * c-common.c (c_fully_fold, convert_and_check,
16787 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16788 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16789 * c-common.def (EXCESS_PRECISION_EXPR): New.
16790 * c-cppbuiltin.c (builtin_define_float_constants): Define
16791 constants with enough digits for long double.
16792 * c-lex.c (interpret_float): Interpret constant with excess
16793 precision where appropriate.
16794 * c-opts.c (c_common_post_options): Set
16795 flag_excess_precision_cmdline. Give an error for
16796 -fexcess-precision=standard for C++ for processors where the
16797 option is significant.
16798 * c-parser.c (c_parser_conditional_expression): Handle excess
16799 precision in condition.
16800 * c-typeck.c (convert_arguments): Handle arguments with excess
16802 (build_unary_op): Move excess precision outside operation.
16803 (build_conditional_expr): Likewise.
16804 (build_compound_expr): Likewise.
16805 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16806 (build_modify_expr): Handle excess precision in RHS.
16807 (convert_for_assignment): Handle excess precision in converted
16809 (digest_init, output_init_element, process_init_element): Handle
16810 excess precision in initializer.
16811 (c_finish_return): Handle excess precision in return value.
16812 (build_binary_op): Handle excess precision in operands and add
16813 excess precision as needed for operation.
16814 * common.opt (-fexcess-precision=): New option.
16815 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16816 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16817 For standard excess precision, output explicit conversion to and
16818 truncation from XFmode.
16819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16820 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16821 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16822 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16823 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16824 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16825 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16826 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16827 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16828 define_splits, sqrt<mode>2): Disable where appropriate for
16829 standard excess precision.
16830 * convert.c (convert_to_real): Do not shorten arithmetic to type
16831 for which excess precision would be used.
16832 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16833 * doc/invoke.texi (-fexcess-precision=): Document option.
16834 (-mfpmath=): Correct index entry.
16835 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16836 flag_excess_precision): New.
16837 * langhooks.c (lhd_post_options): Set
16838 flag_excess_precision_cmdline.
16839 * opts.c (common_handle_option): Handle -fexcess-precision=.
16840 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16841 init_excess_precision): New.
16842 (lang_dependent_init_target): Call init_excess_precision.
16843 * tree.c (excess_precision_type): New.
16844 * tree.h (excess_precision_type): Declare.
16846 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16849 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16850 non-lvalue to component.
16852 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16854 PR preprocessor/34695
16855 * Makefile.in (c-opts.o): Depend on c-tree.h.
16856 * c-common.c: Move down include of diagnostic.h.
16857 (done_lexing, c_cpp_error): New.
16858 * c-common.h (done_lexing): Declare.
16859 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16861 * c-opts.c: Include c-tree.h.
16862 (c_common_init_options): Set preprocessor error callback.
16863 (c_common_handle_option): Do not set preprocessor
16864 inhibit_warnings, warnings_are_errors, warn_system_headers,
16865 pedantic_errors or inhibit_warnings flags.
16866 (c_common_post_options): Do not check cpp_errors (parse_in).
16867 (c_common_finish): Do not output dependencies if there were
16868 errors. Do not check return value of cpp_finish.
16869 * c-ppoutput.c (pp_file_change): Set input_location.
16870 * c-tree.h (c_cpp_error): Declare.
16871 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16873 (diagnostic_build_prefix): Check override_column.
16874 * diagnostic.h (diagnostic_info): Add override_column field.
16875 (diagnostic_override_column): Define.
16877 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16879 * c-common.c (c_expand_expr, c_staticp): Remove.
16880 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16881 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16882 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16883 * c-gimplify.c (gimplify_compound_literal_expr,
16884 optimize_compound_literals_in_ctor): Remove.
16885 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16886 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16887 * c-semantics.c (emit_local_var): Remove.
16889 * langhooks-def.h (lhd_expand_expr): Remove.
16890 * langhooks.c (lhd_expand_expr): Remove.
16891 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16893 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16894 handling from c-semantics.c; don't call into langhook.
16895 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16896 * gimplify.c (gimplify_compound_literal_expr,
16897 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16898 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16899 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16900 as was done in c-gimplify.c.
16901 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16902 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16903 Move from c-common.h.
16904 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16906 * tree.c (staticp): Do not call langhook.
16907 * langhooks.c (lhd_staticp): Delete.
16908 * langhooks-def.h (lhd_staticp): Delete prototype.
16909 (LANG_HOOKS_STATICP): Delete.
16910 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16912 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16913 instead of DECL_STMTs.
16915 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16923 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16925 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16926 contained expression.
16927 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16928 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16929 conditional expressions for C.
16930 (decl_constant_value_for_optimization): Move from
16931 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16932 whether optimizing and that the expression is a VAR_DECL not of
16933 array type instead of doing such checks in the caller. Do not
16934 check pedantic. Call gcc_unreachable for C++.
16935 * c-common.def (C_MAYBE_CONST_EXPR): New.
16936 * c-common.h (c_fully_fold, c_save_expr,
16937 decl_constant_value_for_optimization): New prototypes.
16938 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16939 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16940 EXPR_INT_CONST_OPERANDS): Define.
16941 * c-convert.c (convert): Strip nops from expression.
16942 * c-decl.c (groktypename): Take extra parameters expr and
16943 expr_const_operands. Update call to grokdeclarator.
16944 (start_decl): Update call to grokdeclarator. Add statement for
16945 expressions used in type of decl.
16946 (grokparm): Update call to grokdeclarator.
16947 (push_parm_decl): Update call to grokdeclarator.
16948 (build_compound_literal): Add parameter non_const and build a
16949 C_MAYBE_COSNT_EXPR if applicable.
16950 (grokdeclarator): Take extra parameters expr and
16951 expr_const_operands. Track expressions used in declaration
16952 specifiers and declarators. Fold array sizes and track whether
16953 they are constant expressions and whether they are integer
16954 constant expressions.
16955 (parser_xref_tag): Set expr and expr_const_operands fields in
16957 (grokfield): Update call to grokdeclarator.
16958 (start_function): Update call to grokdeclarator.
16959 (build_null_declspecs): Set expr and expr_const_operands fields in
16961 (declspecs_add_type): Handle expressions in typeof specifiers.
16962 * c-parser.c (c_parser_declspecs): Set expr and
16963 expr_const_operands fields for declaration specifiers.
16964 (c_parser_enum_specifier): Likewise.
16965 (c_parser_struct_or_union_specifier): Likewise.
16966 (c_parser_typeof_specifier): Likewise. Update call to
16967 groktypename. Fold expression as needed. Return expressions with
16968 type instead of adding statements.
16969 (c_parser_attributes): Update calls to c_parser_expr_list.
16970 (c_parser_statement_after_labels): Fold expression before passing
16971 to objc_build_throw_stmt.
16972 (c_parser_condition): Fold expression.
16973 (c_parser_asm_operands): Fold expression.
16974 (c_parser_conditional_expression): Use c_save_expr. Update call
16975 to build_conditional_expr.
16976 (c_parser_alignof_expression): Update call to groktypename.
16977 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16978 original_code. Fold expression argument of va_arg. Create
16979 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16980 argument to va_arg. Update calls to groktypename. Fold array
16981 index for offsetof. Verify that first argument to
16982 __builtin_choose_expr has integer type.
16983 (c_parser_postfix_expression_after_paren_type): Update calls to
16984 groktypename and build_compound_literal. Handle expressions with
16985 side effects in type name.
16986 (c_parser_postfix_expression_after_primary): Update call to
16987 c_parser_expr_list. Set original_code for calls to
16988 __builtin_constant_p.
16989 (c_parser_expr_list): Take extra parameter fold_p. Fold
16990 expressions if requested.
16991 (c_parser_objc_type_name): Update call to groktypename.
16992 (c_parser_objc_synchronized_statement): Fold expression.
16993 (c_parser_objc_receiver): Fold expression.
16994 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16995 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16996 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16997 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16998 (struct c_typespec): Add elements expr and expr_const_operands.
16999 (struct c_declspecs): Add elements expr and expr_const_operands.
17000 (groktypename, build_conditional_expr, build_compound_literal):
17002 (in_late_binary_op): Declare.
17003 * c-typeck.c (note_integer_operands): New function.
17004 (in_late_binary_op): New variable.
17005 (decl_constant_value_for_broken_optimization): Move to c-common.c
17006 and rename to decl_constant_value_for_optimization.
17007 (default_function_array_conversion): Do not strip nops.
17008 (default_conversion): Do not call
17009 decl_constant_value_for_broken_optimization.
17010 (build_array_ref): Do not fold result.
17011 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17012 result when operand is a VLA.
17013 (c_expr_sizeof_type): Update call to groktypename. Handle
17014 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17015 result when operand names a VLA type.
17016 (build_function_call): Update call to build_compound_literal.
17017 Only fold result for calls to __builtin_* functions. Strip
17018 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17019 the function designator.
17020 (convert_arguments): Fold arguments. Update call to
17021 convert_for_assignment.
17022 (build_unary_op): Handle increment and decrement of
17023 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17024 decrement earlier. Fold operand of increment and decrement.
17025 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17026 built for integer operand. Wrap returns that are INTEGER_CSTs
17027 without being integer constant expressions or that have integer
17028 constant operands without being INTEGER_CSTs.
17029 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17030 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17031 result is an integer constant expression or can be used in
17032 unevaluated parts of one and avoid folding and wrap as
17033 appropriate. Fold operands before possibly doing -Wsign-compare
17035 (build_compound_expr): Wrap result for C99 if operands can be used
17036 in integer constant expressions.
17037 (build_c_cast): Update call to digest_init. Do not ignore
17038 overflow from casting floating-point constants to integers. Wrap
17039 results that could be confused with integer constant expressions,
17040 null pointer constants or floating-point constants.
17041 (c_cast_expr): Update call to groktypename. Handle expressions
17042 included in type name.
17043 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17044 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17045 Update calls to convert_for_assignment.
17046 (convert_for_assignment): Take new parameter
17047 null_pointer_constant. Do not strip nops or call
17048 decl_constant_value_for_broken_optimization. Set
17049 in_late_binary_op for conversions to boolean.
17050 (store_init_value): Update call to digest_init.
17051 (digest_init): Take new parameter null_pointer_constant. Do not
17052 call decl_constant_value_for_broken_optimization. pedwarn for
17053 initializers not constant expressions. Update calls to
17054 convert_for_assignment.
17055 (constructor_nonconst): New.
17056 (struct constructor_stack): Add nonconst element.
17057 (really_start_incremental_init, push_init_level, pop_init_level):
17058 Handle constructor_nonconst and nonconst element.
17059 (set_init_index): Call constant_expression_warning for array
17061 (output_init_element): Fold value. Set constructor_nonconst as
17062 applicable. pedwarn for initializers not constant expressions.
17063 Update call to digest_init. Call constant_expression_warning
17064 where constant initializers are required.
17065 (process_init_element): Use c_save_expr.
17066 (c_finish_goto_ptr): Fold expression.
17067 (c_finish_return): Fold return value. Update call to
17068 convert_for_assignment.
17069 (c_start_case): Fold switch expression.
17070 (c_process_expr_stmt): Fold expression.
17071 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17072 ensure statement expression is not evaluated in constant expression.
17073 (build_binary_op): Track whether results are integer constant
17074 expressions or may occur in such, disable folding and wrap results
17075 as applicable. Fold operands for -Wsign-compare warnings unless
17077 (c_objc_common_truthvalue_conversion): Handle results folded to
17078 integer constants that are not integer constant expressions.
17079 * doc/extend.texi: Document when typeof operands are evaluated,
17080 that condition of __builtin_choose_expr is an integer constant
17081 expression, and more about use of __builtin_constant_p in
17084 2009-03-29 Richard Guenther <rguenther@suse.de>
17086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17087 propagate addresses of array references.
17089 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17091 * regmove.c (perhaps_ends_bb_p): Remove.
17092 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17093 from INSN and check that the main loop stays within that basic block.
17094 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17095 (regmove_forward_pass): Split out from regmove_optimize. Use
17096 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17097 (regmove_backward_pass): Split out from regmove_optimize. Use
17098 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17099 (regmove_optimize): Simplify.
17101 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17104 * config/i386/i386.c (classify_argument): Ignore flexible array
17105 member in struct and warn ABI change.
17107 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17111 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17112 (ix86_adjust_cost): Updated.
17114 2009-03-29 Jan Hubicka <jh@suse.cz>
17116 PR middle-end/28850
17117 * tree-pass.h (pass_cleanup_eh): New function.
17118 (remove_unreachable_regions): Break code handling RTL
17119 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17120 that can not be reached by runtime.
17121 (can_be_reached_by_runtime): New function.
17122 (label_to_region_map): New function.
17123 (num_eh_regions): New function.
17124 (rtl_remove_unreachable_regions): New function.
17125 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17126 (remove_eh_region): New function.
17127 * except.h: Include sbitmap and vecprim.
17128 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17129 num_eh_regions): Declare.
17130 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17131 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17132 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17133 (tree_empty_eh_handler_p): New function.
17134 (cleanup_empty_eh): New function.
17135 (cleanup_eh): New function.
17136 (pass_cleanup_eh): New function.
17138 2009-03-29 Jan Hubicka <jh@suse.cz>
17140 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17141 for removed regions.
17143 2009-03-29 Jan Hubicka <jh@suse.cz>
17145 * except.c (dump_eh_tree): Dump all datastructures.
17147 2009-03-29 Jan Hubicka <jh@suse.cz>
17149 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17150 (duplicate_eh_regions_1): Likewise.
17151 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17152 vector; call EH verification.
17153 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17154 Be ready for region being removed.
17156 2009-03-29 Jan Hubicka <jh@suse.cz>
17158 * bitmap.c (bitmap_last_set_bit): New function.
17159 * bitmap.h (bitmap_last_set_bit): Declare.
17161 2009-03-29 David Ayers <ayers@fsfe.org>
17164 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17165 by calling objc_compare_types and surpress warnings about
17166 incompatible C pointers that are compatible ObjC pointers.
17168 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17170 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17171 call initialize_inline_failed.
17172 (initialize_inline_failed): Move it from here ...
17173 * cgraph.c (initialize_inline_failed): ... to here.
17174 (cgraph_create_edge): Call initialize_inline_failed rather than
17175 setting inline_failed directly.
17177 2009-03-29 Ben Elliston <bje@au.ibm.com>
17180 * sysv4.opt (msdata): Improve comment.
17181 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17182 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17184 2009-03-29 Ben Elliston <bje@au.ibm.com>
17187 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17188 load and store attributes.
17190 2009-03-29 Ben Elliston <bje@au.ibm.com>
17192 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17193 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17194 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17195 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17196 __builtin_infq and __builtin_huge_valq.
17198 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17200 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17202 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17203 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17205 2009-03-28 Xinliang David Li <davidxl@google.com>
17207 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17208 (do_dbg_cnt): New function.
17210 2009-03-28 Jan Hubicka <jh@suse.cz>
17212 Merge from pretty-ipa:
17214 2009-03-27 Jan Hubicka <jh@suse.cz>
17216 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17217 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17218 * passes.c (function_called_by_processed_nodes_p): New.
17219 * ipa-pure-const.c (check_call): Fix handling of operands.
17220 (analyze_function): Dump debug output for skipped bodies.
17221 (local_pure_const): Use function_called_by_processed_nodes_p.
17222 * dwarf2out.c (reference_to_unused): Use output.
17223 * passes.c (do_per_function_toporder): Likewise.
17225 2008-11-12 Jan Hubicka <jh@suse.cz>
17227 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17228 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17229 state_set_in_source enum
17230 (check_decl): Ignore memory tags; do not set fake looping flags;
17232 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17233 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17234 (check_call, analyze_function): Rewrite.
17236 (add_new_function): Update call of analyze_function.
17237 (generate_summary): Add call of analyze_function.
17238 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17239 (local_pure_const): New function.
17240 (pass_local_pure_const): New pass.
17241 * ipa-inline.c (inline_transform): Set after_inlining.
17242 * tree-eh.c (stmt_can_throw_external): New.
17243 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17244 work with aliasing built.
17245 * tree-flow.h (stmt_can_throw_external): New.
17246 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17247 and local pure/const pass in early and late optimization queue.
17249 2009-03-28 Martin Jambor <mjambor@suse.cz>
17251 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17253 (fold_binary): Allow function decl aligment consideration is the
17254 second argument is integer constant one.
17255 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17256 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17257 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17259 2009-03-28 Jan Hubicka <jh@suse.cz>
17261 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17262 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17263 * function.h (rtl_data): Add nothrow flag.
17264 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17265 set DECL_NOTHROW for AVAILABLE functions.
17267 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17269 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17270 following vector keyword has expansion starting with pixel or bool
17271 keyword, expand vector to __vector and pixel or bool to __pixel or
17275 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17276 warn_if_disallowed_function_p): Removed.
17277 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17278 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17279 warning_if_disallowed_function_p.
17280 * flags.h (warn_if_disallowed_function_p,
17281 warn_disallowed_functions): Removed.
17282 * common.opt (Wdisallowed-function-list=): Removed.
17283 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17285 2009-03-28 Richard Guenther <rguenther@suse.de>
17287 PR tree-optimization/38723
17288 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17291 2009-03-28 Jan Hubicka <jh@suse.cz>
17293 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17294 test introduced by my previous patch.
17296 2009-03-28 Richard Guenther <rguenther@suse.de>
17298 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17299 the PHIs value undefined.
17301 2009-03-28 Jan Hubicka <jh@suse.cz>
17303 * tree-pass.h (pass_fixup_cfg): New pass.
17304 * ipa-inline.c (inline_transform): Set
17305 always_inline_functions_inlined/after_inlining.
17306 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17307 (pass_fixup_cfg): New pass.
17308 * passes.c (init_optimization_passes): Add fixup_cfg.
17310 2009-03-28 Richard Guenther <rguenther@suse.de>
17312 PR tree-optimization/38458
17313 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17314 argument use the arguments copy-of value.
17316 2009-03-28 Richard Guenther <rguenther@suse.de>
17318 PR tree-optimization/38180
17319 * tree-ssa-ccp.c (get_default_value): Simplify.
17320 (likely_value): Likewise.
17321 (surely_varying_stmt_p): Properly handle VOP case.
17322 (ccp_initialize): Likewise.
17323 (ccp_fold): Handle propagating through *&.
17324 (fold_const_aggregate_ref): Also handle decls.
17326 2009-03-28 Jan Hubicka <jh@suse.cz>
17328 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17329 * cgraph.h (cgraph_node): Likewise.
17330 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17331 (cgraph_reset_node): Use process flag.
17332 (cgraph_mark_functions_to_output): Likewise.
17333 (cgraph_expand_function): Likewise.
17334 (cgraph_expand_all_functions): Likewise.
17335 (cgraph_output_in_order): Likewise.
17336 * dwarf2out.c (reference_to_unused): Likewise.
17337 * passes.c do_per_function_toporder): Likewise.
17339 2009-03-28 Jan Hubicka <jh@suse.cz>
17341 Bring from lto-branch:
17343 2008-09-03 Doug Kwan <dougkwan@google.com>
17345 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17346 enums instead of reason strings.
17347 * cgraph.c (cgraph_create_edge): Same.
17348 (cgraph_inline_failed_string): New function.
17349 * cgraph.h (cgraph_inline_failed_t): New enum type.
17350 (cgraph_inline_failed_string): New prototype.
17351 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17352 char pointer to cgraph_inline_failed_t.
17353 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17354 (cgraph_default_inline_p): Ditto.
17355 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17356 to cgraph_inline_failed_t pointer.
17357 * cif-code.def: New file.
17358 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17360 (cgraph_check_inline_limits): Change type of REASON to pointer to
17361 cgraph_inline_failed_t. Replace reason strings with enums.
17362 (cgraph_default_inline_p): Ditto.
17363 (cgraph_recursive_inlining_p): Ditto.
17364 (update_caller_keys): Change type of FAILED_REASON to
17365 cgraph_inline_failed_t.
17366 (cgraph_set_inline_failed): Change type of REASON to pointer to
17367 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17368 convert enums to strings for text output.
17369 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17370 to be of type cgraph_inline_failed_t. Replace reason strings with
17371 enums. Call cgraph_inline_failed_string to covert enums
17372 to strings for text output.
17373 (cgraph_decide_inlining): Replace reason strings with enums.
17374 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17375 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17377 * tree-inline.c (expand_call_inline): Change type of REASON
17378 to cgraph_inline_failed_t. Replace reason strings with enums.
17379 Call cgraph_inline_failed_string for text output.
17380 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17383 2009-03-28 Jan Hubicka <jh@suse.cz>
17385 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17386 cgraph_clone_node): Remove master clone handling.
17387 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17388 * cgraph.h (master_clone): Remove.
17389 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17390 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17391 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17393 2009-03-28 Jan Hubicka <jh@suse.cz>
17395 * cgraph.c (cgraph_function_body_availability): Functions declared
17396 inline are always safe to assume that it is not going to be replaced.
17398 2009-03-28 Richard Guenther <rguenther@suse.de>
17400 PR tree-optimization/38513
17401 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17402 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17403 EXC_PTR_EXPR and FILTER_EXPR.
17404 (get_ref_from_reference_ops): Likewise.
17406 2009-03-28 Richard Guenther <rguenther@suse.de>
17408 PR tree-optimization/38968
17409 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17410 Use FLOOR_MOD_EXPR to compute misalignment.
17412 2009-03-28 Richard Guenther <rguenther@suse.de>
17414 PR tree-optimization/37795
17415 * tree.h (combine_comparisons): Declare.
17416 * fold-const.c (combine_comparisons): Export.
17417 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17419 (ifcombine_iforif): Use combine_comparisons.
17421 2009-03-28 Jan Hubicka <jh@suse.cz>
17423 * tree-eh.c (inlinable_call_p): New function.
17424 (make_eh_edges): Use it.
17425 (verify_eh_edges): Use it.
17426 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17427 * except.c (reachable_next_level): Add inlinable_function argument
17428 (sjlj_find_directly_reachable_regions): Update.
17429 (add_reachable_handler): Do not set saw_any_handlers.
17430 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17431 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17432 Add new inlinable call parameter.
17433 (can_throw_internal, can_throw_external): Update.
17434 * except.h (can_throw_internal_1, can_throw_external_1,
17435 foreach_reachable_handler): Update declaration.
17437 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17439 * config/arm/t-arm-coff, config/h8300/coff.h,
17440 config/i386/i386-aout.h, config/i386/i386-coff.h,
17441 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17442 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17443 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17444 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17445 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17446 sys-types.h: Remove.
17447 * Makefile.in: Remove protoize and fixproto support and references
17449 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17450 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17452 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17453 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17454 unprotoize$(exeext).
17455 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17456 (.PHONY): Don't depend on proto.
17457 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17458 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17459 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17460 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17461 build/gen-protos.o, build/scan.o, xsys-protos.h,
17462 build/fix-header$(build_exeext), build/fix-header.o,
17463 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17464 stmp-install-fixproto): Remove.
17465 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17466 SYSCALLS.c or fixproto files.
17467 (install-common): Don't install protoize.
17468 (install-headers-tar, install-headers-cpio, install-headers-cp):
17469 Don't depend on $(STMP_FIXPROTO).
17470 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17471 install fixproto files or write out fixproto settings.
17472 (uninstall): Don't uninstall protoize.
17473 * config.gcc (use_fixproto): Remove.
17474 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17475 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17476 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17477 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17478 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17479 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17480 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17481 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17482 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17483 * config/t-vxworks (STMP_FIXPROTO): Remove.
17484 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17485 STMP_FIXPROTO): Remove.
17486 * config.in, configure: Regenerate.
17487 * crtstuff.c (gid_t, uid_t): Don't undefine.
17488 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17489 (arm-*-coff, arm-*-aout: Remove target entries.
17490 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17491 Remove mention of AIX 4.1.
17492 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17493 * doc/invoke.texi (Running Protoize): Remove.
17494 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17495 (Protoize Caveats): Remove.
17496 * tsystem.h: Update comments on headers assumed to exist.
17498 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17500 * genautomata.c: Add a new year to the copyright. Add a new
17502 (struct insn_reserv_decl): Add comments for member bypass_list.
17503 (find_bypass): Remove.
17504 (insert_bypass): New.
17505 (process_decls): Use insert_bypass.
17506 (output_internal_insn_latency_func): Output all bypasses with the
17507 same input insn in one switch case.
17509 * rtl.def (define_bypass): Describe bypass choice.
17510 * doc/md.texi (define_bypass): Ditto.
17512 2009-03-27 Richard Guenther <rguenther@suse.de>
17514 * gimplify.c (mark_addressable): Export.
17515 * tree-flow.h (mark_addressable): Declare.
17516 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17517 * tree-ssa.c (verify_phi_args): Verify that address taken
17518 variables have TREE_ADDRESSABLE set.
17520 2009-03-27 Richard Guenther <rguenther@suse.de>
17522 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17523 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17524 Do not mark decls TREE_ADDRESSABLE.
17525 (build_fold_addr_expr): Adjust.
17526 (fold_addr_expr): Remove.
17527 (fold_unary): Use build_fold_addr_expr.
17528 (fold_comparison): Likewise.
17529 (split_address_to_core_and_offset): Likewise.
17530 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17532 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17533 (gimplify_modify_expr_to_memcpy): Mark source and destination
17535 * omp-low.c (create_omp_child_function): Mark the object decl
17537 (lower_rec_input_clauses): Mark the var we take the address of
17539 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17543 PR middle-end/39315
17544 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17545 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17547 2009-03-27 Richard Guenther <rguenther@suse.de>
17549 PR tree-optimization/39120
17550 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17552 (handle_lhs_call): Process return constraints. Add escape
17553 constraints if necessary.
17554 (handle_const_call): Fill out return constraints. Make nested
17555 case more precise. Avoid consttmp if possible.
17556 (handle_pure_call): Fill out return constraints. Avoid
17557 callused if possible.
17558 (find_func_aliases): Simplify call handling.
17560 2009-03-27 Richard Guenther <rguenther@suse.de>
17562 PR tree-optimization/39120
17563 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17564 as a representative.
17565 (solve_graph): Do propagate CALLUSED.
17566 (handle_pure_call): Use a scalar constraint from CALLUSED for
17568 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17571 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17574 * c-common.c (handle_aligned_attribute): Properly check alignment
17575 overflow. Use (1U << i) instead of (1 << i).
17577 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17579 * expr.h (get_mem_align_offset): Updated.
17581 * tree.h (tree_decl_common): Change align to "unsigned int" and
17582 move it before pointer_alias_set.
17584 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17585 Jakub Jelinek <jakub@redhat.com>
17588 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17589 gr_register_operand with gr_reg_or_0_operand.
17590 (cmpxchg_rel_di): Likewise.
17591 (sync_lock_test_and_set<mode>): Likewise.
17593 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17595 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17596 (true_regnum): Likewise.
17598 * rtlanal.c (subreg_info): Moved to ...
17599 * rtl.h (subreg_info): Here. New.
17600 (subreg_get_info): New.
17602 * rtlanal.c (subreg_get_info): Make it extern.
17604 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17607 * config/i386/i386.c (ix86_abi): New.
17608 (override_options): Handle -mabi=.
17609 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17610 (ix86_call_abi_override): Likewise.
17611 (init_cumulative_args): Likewise.
17612 (function_arg_advance): Likewise.
17613 (function_arg_64): Likewise.
17614 (function_arg): Likewise.
17615 (ix86_pass_by_reference): Likewise.
17616 (ix86_function_value_regno_p): Likewise.
17617 (ix86_build_builtin_va_list_abi): Likewise.
17618 (setup_incoming_varargs_64): Likewise.
17619 (is_va_list_char_pointer): Likewise.
17620 (ix86_init_machine_status): Likewise.
17621 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17622 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17623 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17624 (ix86_function_abi): Make it static and return enum calling_abi.
17625 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17627 (ix86_fn_abi_va_list): Updated.
17629 * config/i386/i386.h (ix86_abi): New.
17630 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17631 (CONDITIONAL_REGISTER_USAGE): Likewise.
17632 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17633 (machine_function): Likewise.
17635 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17637 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17638 (STACK_BOUNDARY): Likewise.
17639 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17641 * config/i386/i386.opt (mabi=): New.
17643 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17644 return enum calling_abi.
17645 (ix86_function_type_abi): Likewise.
17646 (ix86_function_abi): Removed.
17648 * doc/invoke.texi: Document -mabi= option for x86.
17650 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17652 * builtins.c (real_dconstp): Delete.
17653 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17655 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17656 Jakub Jelinek <jakub@redhat.com>
17659 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17660 (gen_subprogram_die): When a function is explicit, generate the
17661 DW_AT_explicit attribute.
17662 * langhooks.h (struct lang_hooks_for_decls): Add
17663 function_decl_explicit_p langhook.
17664 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17665 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17667 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17669 * builtins.c (fold_builtin_memory_op): Optimize memmove
17670 into memcpy if we can prove source and destination don't overlap.
17672 * tree-inline.c: Include gt-tree-inline.h.
17673 (clone_fn_id_num): New variable.
17674 (clone_function_name): New function.
17675 (tree_function_versioning): Use it.
17676 * Makefile.in (GTFILES): Add tree-inline.c.
17678 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17680 * BASE-VER: Change to 4.5.0.
17682 2009-03-27 Xinliang David Li <davidxl@google.com>
17684 PR tree-optimization/39557
17685 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17687 2009-03-27 Xinliang David Li <davidxl@google.com>
17689 PR tree-optimization/39548
17690 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17693 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17695 * c-common.c (pointer_int_sum): Use %wd on return from
17698 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17700 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17701 on return from tree_low_cst.
17703 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17706 * ginclude/stdarg.h (va_copy): Define also for
17707 __GXX_EXPERIMENTAL_CXX0X__.
17709 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17712 * builtins.h (c_strlen): Do not warn here.
17713 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17714 * c-common.c (pointer_int_sum): Take an explicit location.
17715 Warn about offsets out of bounds.
17716 * c-common.h (pointer_int_sum): Adjust declaration.
17718 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17720 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17723 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17726 * opts.c (warn_if_disallowed_function_p): Don't assume
17727 get_callee_fndecl must return non-NULL.
17729 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17731 PR rtl-optimization/39522
17732 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17733 when reg_reloaded_valid is set.
17735 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17737 * config/spu/divv2df3.c: New file.
17738 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17739 (DPBIT_FUNCS): Filter out _div_df.
17741 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17743 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17744 a jump insn, count that jump in the distance to the loop start.
17746 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17749 * config/sh/sh.c (calc_live_regs): Fix condition for global
17750 registers except PIC_OFFSET_TABLE_REGNUM.
17752 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17755 * doc/invoke.texi (-mconsole): New.
17757 (-mno-cygwin): New.
17759 (-mnop-fun-dllimport): New.
17763 (sub section "i386 and x86-64 Windows Options"): New.
17765 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17767 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17768 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17770 2009-03-25 Richard Guenther <rguenther@suse.de>
17772 PR middle-end/39497
17773 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17776 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17778 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17779 neither of haifa/selective schedulers are working.
17781 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17783 * doc/invoke.texi (Debugging Options): Fix description of
17784 -fno-merge-debug-strings.
17786 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17788 * config/cris/libgcc.ver: New version-script.
17789 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17791 * configure.ac <GAS features, nop mnemonic>: Add pattern
17792 crisv32-*-* for "nop".
17793 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17794 * configure: Regenerate.
17796 2009-03-24 Ira Rosen <irar@il.ibm.com>
17798 PR tree-optimization/39529
17799 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17800 mark_sym_for_renaming for the tag copied to the new vector
17803 2009-03-24 Arthur Loiret <aloiret@debian.org>
17805 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17806 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17807 EXTRA_SPEC_FUNCTIONS.
17808 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17809 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17810 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17811 -march and -mtune options.
17813 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17815 * config/m68k/t-rtems: Add m5329 multilib.
17817 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17818 Jakub Jelinek <jakub@redhat.com>
17821 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17824 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17827 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17828 instead of c_parser_expression_conv, if original_code isn't one of the
17829 4 allowed comparison codes, fail.
17831 2009-03-23 Richard Guenther <rguenther@suse.de>
17833 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17834 * tree.h (struct tree_type): Likewise.
17835 * reload.h (struct insn_chain): Likewise.
17836 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17837 * function.h (struct function): Likewise.
17838 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17840 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17842 PR tree-optimization/39516
17843 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17845 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17847 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17848 should be set true if BITS_PER_WORD of target is bigger than 32
17850 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17852 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17853 Translate -B-options to -rpath-link. Correct existing
17854 rpath-link and conditionalize on !nostdlib.
17856 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17858 * doc/extend.texi (Function Attributes, Variable Attributes):
17860 * doc/invoke.texi (Debugging Options, Optimize Options)
17861 (i386 and x86-64 Options, MCore Options): Likewise.
17863 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17866 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17867 it for block local namespace aliases.
17868 (gen_decl_die): Pass context_die to gen_namespace_die.
17870 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17873 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17874 minimum or maximum value.
17876 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17878 * reginfo.c (globalize_reg): Recompute derived reg sets.
17880 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17883 * libgcc2.c (mprotect): Do not use signed arguments for
17884 VirtualProtect, use DWORD arguments. Also fix the 'may
17885 be used uninitialized' warning for the np variable.
17887 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17890 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17891 functions using regparm calling conventions when not optimizing.
17892 (ix86_function_sseregparm): Similarly for sseregparm calling
17895 2009-03-19 Li Feng <nemokingdom@gmail.com>
17897 PR middle-end/39500
17898 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17899 dependence if the first conflict is after niter iterations.
17901 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17903 PR middle-end/38609
17904 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17905 functions with dynamic stack-pointer adjustments.
17907 2009-03-19 Ben Elliston <bje@au.ibm.com>
17909 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17910 option; change to -msdata=data.
17912 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17914 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17917 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17920 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17922 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17924 * doc/invoke.texi (Code Gen Options): Expand discussion of
17927 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17929 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17930 * matrix-reorg.c (struct matrix_info): Likewise.
17931 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17932 * rtl.h (struct mem_attrs): Likewise.
17933 * df.h (struct df): Likewise.
17934 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17935 * ira-int.h (struct ira_allocno): Likewise.
17936 * df-scan.c (struct df_collection_rec): Likewise.
17937 * ira.c (struct equivalence): Likewise.
17938 * function.c (struct temp_slot): Likewise.
17939 * cfgloop.h (struct loop): Likewise.
17942 * function.c (use_register_for_decl): When not optimizing, disregard
17943 register keyword for variables with types containing methods.
17945 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17947 PR middle-end/39447
17948 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17949 (is_simple_operand): Call contains_component_ref_p before calling data
17950 reference analysis that would fail on COMPONENT_REFs.
17952 * tree-vrp.c (search_for_addr_array): Fix formatting.
17954 2009-03-18 Richard Guenther <rguenther@suse.de>
17956 * tree-vect-transform.c (vect_loop_versioning): Fold the
17957 generated comparisons.
17958 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17959 (slpeel_tree_peel_loop_to_edge): Likewise.
17961 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17963 PR middle-end/37805
17964 * opts.c (print_specific_help): In addition to `undocumented',
17965 accept `separate' and `joined' flags if passed alone. Describe
17966 output by the first matched one of those.
17967 (common_handle_option): Skip over empty strings.
17968 * gcc.c (display_help): Fix help string for `--help='.
17969 * doc/invoke.texi (Option Summary, Overall Options): With
17970 `--help=', classes and qualifiers can both be repeated, but
17971 only the latter can be negated. One should not pass only
17972 negated qualifiers. Fix markup and examples.
17975 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17976 PR middle-end/37805
17977 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17978 and -fhelp=separate.
17980 2009-03-17 Jing Yu <jingyu@google.com>
17982 PR middle-end/39378
17983 * function.h (struct rtl_data): Move is_thunk from here...
17984 (struct function): ...to here.
17985 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17986 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17988 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17990 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17991 (alpha_output_function_end_prologue): Likewise.
17992 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17993 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17994 (rs6000_output_function_epilogue): Likewise.
17995 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17997 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18000 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18001 from different units in a single alternative.
18002 (*truncdfsf_i387): Ditto.
18003 (*truncxfsf2_mixed): Ditto.
18004 (*truncxfdf2_mixed): Ditto.
18006 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18008 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18009 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18012 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18013 unused non-artificial variables when not optimizing.
18016 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18017 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18018 NAMESPACE_DECL in its DECL_INITIAL.
18020 PR middle-end/39443
18021 * optabs.c (set_user_assembler_libfunc): New function.
18022 * expr.h (set_user_assembler_libfunc): New prototype.
18023 * c-common.c: Include libfuncs.h.
18024 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18025 for memcmp, memset, memcpy, memmove and abort.
18026 * Makefile.in (c-common.o): Depend on libfuncs.h.
18029 * dwarf2out.c (gen_inlined_enumeration_type_die,
18030 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18031 gen_tagged_type_instantiation_die): Removed.
18032 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18035 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18038 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18040 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18041 (check-parallel-%): Ditto.
18042 (check-consistency): Ditto.
18044 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18046 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18047 local variable rhs by NULL_TREE.
18049 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18052 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18054 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18057 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18059 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18062 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18063 for ms->sysv ABI calls only in 64bit mode.
18065 * config/i386/i386.md (untyped_call): Support 32bit.
18067 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18069 * doc/extend.texi: Replace x86_65 with x86_64.
18071 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18073 PR tree-optimization/39455
18074 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18075 mismatches for POINTER_TYPE_P (type).
18076 (number_of_iterations_le): Likewise.
18078 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18080 * config/picochip/picochip.c: Removed profiling support.
18081 * config/picochip/picochip.md: Removed profiling instruction.
18082 * config/picochip/picochip.h: Removed profiling builtin.
18084 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18086 * doc/install.texi (--with-host-libstdcxx): Document.
18088 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18091 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18092 generate a warning if the function name does not begin with
18093 "__vector" and the function has either the 'signal' or 'interrupt'
18094 attribute, from here to ...
18095 (avr_declare_function_name): ...here. New function.
18096 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18097 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18099 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18102 * cse.c (fold_rtx): Don't modify original const_arg1 when
18103 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18104 separate variable instead.
18105 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18106 from out of range shift counts.
18107 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18109 2009-03-13 Catherine Moore <clm@codesourcery.com>
18111 * config/i386/x-mingw32 (host-mingw32.o): Replace
18112 diagnostic.h with $(DIAGNOSTIC_H).
18114 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18117 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18119 * config/i386/sync.md (sync_compare_and_swap<mode>,
18120 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18121 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18123 (sync_double_compare_and_swapdi_pic,
18124 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18125 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18127 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18130 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18132 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18136 (avx_addsubv4df3): Likewise.
18137 (*avx_addsubv4sf3): Likewise.
18138 (sse3_addsubv4sf3): Likewise.
18140 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18143 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18145 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18148 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18149 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18150 registers for allocnos created from user-defined variables.
18152 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18155 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18156 of non-integer mode as well.
18158 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18160 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18161 for functions for which the parameter types are unknown.
18163 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18166 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18167 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18168 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18169 * config/i386/i386.c (ix86_local_alignment): For
18170 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18171 long long variables on the stack to avoid dynamic realignment.
18172 Allow the first argument to be a decl rather than type.
18173 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18175 2009-03-11 Nick Clifton <nickc@redhat.com>
18178 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18180 Add description to mno-lsim option.
18181 * config/mcore/mcore.h: Remove comment about deprecated m4align
18183 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18184 * doc/invoke.texi: Add description of mno-lsim and
18185 mstack-increment options.
18187 * config/fr30/fr30.opt: Document the -mno-lsim option.
18188 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18189 and -mno-lsim options.
18191 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18193 * fold-const.c (fold_comparison): Only call fold_inf_compare
18194 if the mode supports infinities.
18196 2009-03-11 Jason Merrill <jason@redhat.com>
18199 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18200 end already did. Notice GIMPLE_CALL modifications of the result.
18201 Don't copy debug information from an ignored decl or a decl from
18204 2009-03-10 Richard Guenther <rguenther@suse.de>
18205 Nathan Froyd <froydnj@codesourcery.com>
18207 PR middle-end/37850
18208 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18209 (__divMODE3): Likewise.
18211 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18213 PR tree-optimization/39394
18214 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18215 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18217 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18219 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18220 inline asms for register asm ("") declarations.
18222 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18224 * fold-const.c (fold_unary): Fix comment.
18226 2009-03-07 Jan Hubicka <jh@suse.cz>
18229 * tree-inline.c (setup_one_parameter): Do replacement of const
18230 argument by constant in SSA form.
18232 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18234 PR middle-end/38028
18235 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18236 determine alignment passed to assign_stack_local.
18237 (assign_parms_unsplit_complex): Likewise.
18238 * except.c (sjlj_build_landing_pads): Likewise.
18240 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18242 PR middle-end/39360
18243 * tree-flow.h (add_referenced_var): Return bool instead of void.
18244 * tree-dfa.c (add_referenced_var): Return result of
18245 referenced_var_check_and_insert call.
18246 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18247 of referenced_var_check_and_insert.
18250 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18251 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18252 DIE, don't emit it if abstract origin already has it.
18253 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18254 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18256 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18258 * genpreds.c (needs_variable): Fix parentheses at variable name
18260 (write_tm_constrs_h): Indent generated code.
18262 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18264 * doc/extend.texi (Function Attributes): Add documentation
18265 for isr attributes.
18267 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18270 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18271 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18273 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18275 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18278 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18281 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18282 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18284 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18286 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18287 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18288 constants instead of magic numbers.
18289 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18291 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18292 (x86_64_ms_abi_int_parameter_registers): Ditto.
18293 (x86_64_int_return_registers): Ditto.
18294 (ix86_maybe_switch_abi): Ditto.
18295 (ix86_expand_call): Ditto for clobbered_registers array.
18296 (ix86_hard_regno_mode_ok): Ditto.
18297 (x86_extended_QIreg_mentioned_p): Ditto.
18299 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18301 PR tree-optimization/39349
18302 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18304 * combine.c (gen_lowpart_for_combine): Use omode when generating
18307 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18309 PR rtl-optimization/39235
18310 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18312 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18314 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18316 2009-03-04 Richard Guenther <rguenther@suse.de>
18318 PR tree-optimization/39362
18319 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18320 that occur in abnormal PHIs should be varying.
18322 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18324 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18326 (simple_iv): Take loop as an argument instead of statement.
18327 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18328 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18330 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18332 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18333 * matrix-reorg.c (analyze_transpose): Ditto.
18334 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18335 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18336 * tree-predcom.c (ref_at_iteration): Ditto.
18337 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18339 2009-03-04 Richard Guenther <rguenther@suse.de>
18341 PR tree-optimization/39358
18342 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18343 escaped_id and callused_id.
18344 (solve_graph): Likewise.
18346 2009-03-04 Richard Guenther <rguenther@suse.de>
18348 PR tree-optimization/39339
18349 * tree-sra.c (try_instantiate_multiple_fields): Make it
18350 no longer ICE on the above.
18352 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18354 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18355 that fits within Pmode.
18357 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18359 PR middle-end/10109
18360 * tm.texi (LIBCALL_VALUE): Update description.
18362 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18364 PR middle-end/34443
18365 * doc/extend.texi (section): Update description.
18367 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18369 PR middle-end/39345
18370 * tree-inline.c (remapped_type): New.
18371 (can_be_nonlocal): Call remapped_type instead of remap_type.
18373 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18376 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18377 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18379 2009-03-03 Richard Guenther <rguenther@suse.de>
18381 PR middle-end/39272
18382 * tree.c (tree_nonartificial_location): New function.
18383 * tree.h (tree_nonartificial_location): Declare.
18384 * builtins.c (expand_builtin_memory_chk): Provide location
18385 of the call location for artificial function pieces.
18386 (maybe_emit_chk_warning): Likewise.
18387 (maybe_emit_sprintf_chk_warning): Likewise.
18388 (maybe_emit_free_warning): Likewise.
18389 * expr.c (expand_expr_real_1): Likewise.
18391 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18393 PR tree-optimization/39343
18394 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18395 COMPONENT_REF t has ARRAY_TYPE.
18397 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18399 PR middle-end/39335
18400 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18401 when the type precision of the induction variable should be
18402 larger than the type precision of nit.
18403 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18404 * graphite.c (graphite_loop_normal_form): Same.
18405 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18407 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18409 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18410 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18411 numbers to describe clobbered registers.
18412 (*call_value_0_rex64_ms_sysv): Ditto.
18413 * config/i386/mmx.md (mmx_emms): Ditto.
18414 (mmx_femms): Ditto.
18416 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18418 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18421 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18423 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18424 (spu_section_type_flags): New function.
18426 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18428 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18429 reg_class_contents of FLOAT_REGS into a temporary.
18431 2009-03-02 Richard Guenther <rguenther@suse.de>
18432 Ira Rosen <irar@il.ibm.com>
18434 PR tree-optimization/39318
18435 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18436 information to the vectorized statement.
18438 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18440 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18441 variable. Use defined names instead of magic constants for REX SSE
18444 2009-03-01 Richard Guenther <rguenther@suse.de>
18446 PR tree-optimization/39331
18447 * omp-low.c (lower_send_shared_vars): Do not receive new
18448 values for the reference of DECL_BY_REFERENCE parms or results.
18450 2009-03-01 Jan Hubicka <jh@suse.cz>
18453 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18454 BLOCK_NONLOCALIZED_VAR): New macros.
18455 (tree_block): Add nonlocalized_vars.
18456 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18457 gen_decl_die): Add origin argument. Allow generation of die with
18458 origin at hand only.
18459 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18460 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18462 (gen_block_die): Fix checking for unused blocks.
18463 (process_scope_var): Break out from .... ; work with origins only.
18464 (decls_for_scope) ... here; process nonlocalized list.
18465 (dwarf2out_ignore_block): Look for nonlocalized vars.
18466 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18468 (dump_scope_block): Dump them.
18469 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18470 (remap_block): Likewise.
18471 (can_be_nonlocal): New predicate.
18472 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18474 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18476 * configure: Regenerate.
18478 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18480 * optc-gen.awk: No need to duplicate option flags twice.
18481 Reuse help texts for duplicate options which do not have any.
18483 * gcc.c (display_help): Document --version.
18485 * gcc.c (main): If print_help_list and verbose_flag, ensure
18486 driver output comes before subprocess output.
18488 * optc-gen.awk: Assign all remaining fields to help string,
18489 space-separated, for multi-line help in *.opt.
18491 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18492 -Wno-pedantic-ms-format is for MinGW targets only.
18494 * doc/options.texi (Option file format): Fix bad indentation,
18495 restoring dropped sentence.
18497 2009-02-28 Jan Hubicka <jh@suse.cz>
18499 * tree-inline.c (tree_function_versioning): Output debug info.
18501 2009-02-28 Jan Hubicka <jh@suse.cz>
18504 * tree-inline.c (setup_one_parameter): Do not copy propagate
18505 arguments when not optimizing.
18507 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18510 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18511 (avx_addsubv4df3): Likewise.
18512 (*avx_addsubv4sf3): Likewise.
18513 (sse3_addsubv4sf3): Likewise.
18514 (*avx_addsubv2df3): Likewise.
18515 (sse3_addsubv2df3): Likewise.
18516 (avx_unpckhps256): Correct item selectors.
18517 (avx_unpcklps256): Likewise.
18518 (avx_unpckhpd256): Likewise.
18519 (avx_unpcklpd256): Likewise.
18521 2009-02-28 Jan Hubicka <jh@suse.cz>
18523 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18525 (copy_arguments_for_versioning): If var is declared don't declare it.
18526 (tree_function_versioning): First setup substitutions and then copy
18529 2009-02-27 Jan Hubicka <jh@suse.cz>
18532 * cgraph.h (varpool_output_debug_info): Remove.
18533 * cgraphunit.c (varpool_output_debug_info): Remove.
18534 * dwarf2out.c (deferred_locations_struct): New struct
18535 (deferred_locations): New type.
18536 (deferred_locations_list): New static var.
18537 (deffer_location): New function.
18538 (gen_variable_die): Use it.
18539 (decls_for_scope): Output info on local static vars.
18540 (dwarf2out_finish): Process deferred locations.
18541 * varpool.c (varpool_output_debug_info): Remove.
18543 2009-02-27 Jan Hubicka <jh@suse.cz>
18546 * tree.h (TREE_PROTECTED): Fix comment.
18547 (BLOCK_HANDLER_BLOCK): Remove.
18548 (struct tree_block): Remove handler_block add body_block.
18549 (inlined_function_outer_scope_p): New.
18550 (is_body_block): Remove.
18551 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18552 * dwarf2out.c (is_inlined_entry_point): Remove.
18553 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18554 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18556 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18557 * gimplify.c (gimplify_expr): Gimplify body blocks.
18558 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18559 block with multiple subblocks.
18560 (dump_scope_block): Prettier output; dump more flags and info.
18561 (dump_scope_blocks): New.
18562 (remove_unused_locals): Use dump_scope_blocks.
18563 * tree-flow.h (dump_scope_blocks): Declare.
18564 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18565 * stmt.c (is_body_block): Remove.
18566 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18567 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18569 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18571 PR middle-end/39308
18572 * graphite.c (graphite_loop_normal_form): Do not call
18573 number_of_iterations_exit from a gcc_assert.
18575 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18577 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18578 jumps if COND is NULL.
18579 (find_cond_jump): New function.
18580 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18581 * config/s390/s390.md: Remove z10_cobra attribute value.
18583 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18585 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18586 force_const_mem returns NULL_RTX.
18588 2009-02-26 Jan Hubicka <jh@suse.cz>
18591 * cgraph.h (varpool_output_debug_info): Remove.
18592 * cgraphunit.c (varpool_output_debug_info): Remove.
18593 * dwarf2out.c (deferred_locations_struct): New struct
18594 (deferred_locations): New type.
18595 (deferred_locations_list): New static var.
18596 (deffer_location): New function.
18597 (gen_variable_die): Use it.
18598 (decls_for_scope): Output info on local static vars.
18599 (dwarf2out_finish): Process deferred locations.
18600 * varpool.c (varpool_output_debug_info): Remove.
18602 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18604 PR rtl-optimization/39241
18605 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18606 to subreg_offset_representable_p.
18608 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18610 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18611 execute function prototype. Get f and nregs from max_reg_num
18612 and get_insns. Remove the first backward pass as it's dead,
18613 guard the forward pass by flag_expensive_optimizations.
18614 (rest_of_handle_regmove): Delete.
18615 (pass_regmove): Replace it with regmove_optimize.
18617 2009-02-25 Martin Jambor <mjambor@suse.cz>
18619 PR tree-optimization/39259
18620 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18621 calls_alloca function flags.
18622 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18623 calls are detected.
18625 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18627 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18628 flags_set_1_rtx, flags_set_1_set): Delete.
18629 (regmove_optimize): Do not call mark_flags_life_zones.
18631 2009-02-24 Julian Brown <julian@codesourcery.com>
18634 * config/arm/arm.c (require_pic_register): Only set
18635 cfun->machine->pic_reg once per function.
18637 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18639 * doc/invoke.texi (Link Options): Document an easier way to pass
18640 options that take arguments to the GNU linker using -Xlinker and -Wl.
18642 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18645 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18647 2009-02-24 Richard Guenther <rguenther@suse.de>
18650 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18652 2009-02-24 Richard Guenther <rguenther@suse.de>
18653 Zdenek Dvorak <ook@ucw.cz>
18655 PR tree-optimization/39233
18656 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18657 from converting them to a generic type.
18659 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18661 PR tree-optimization/39260
18662 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18663 contains a condition with a real type.
18664 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18666 2009-02-23 Jason Merrill <jason@redhat.com>
18669 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18670 narrowing_initializer_constant_valid_p.
18671 (narrowing_initializer_constant_valid_p): Don't return
18672 null_pointer_node for adding a pointer to itself.
18674 2009-02-23 Jan Hubicka <jh@suse.cz>
18677 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18680 2009-02-23 Jan Hubicka <jh@suse.cz>
18682 PR tree-optimization/37709
18683 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18684 * tree.h (block_ultimate_origin): Declare.
18685 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18686 * tree-ssa-live.c (remove_unused_scope_block_p):
18687 Eliminate blocks containig no instructions nor live variables nor
18689 (dump_scope_block): New function.
18690 (remove_unused_locals): Enable removal of dead blocks by default;
18691 enable dumping at TDF_DETAILS.
18693 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18695 * config/i386/i386.c (classify_argument): Don't allow COImode
18697 (function_arg_advance_32): Don't allow OImode.
18698 (function_arg_32): Likewise.
18699 (function_value_32): Likewise.
18700 (return_in_memory_32): Likewise.
18701 (function_arg_64): Remove OImode comment.
18703 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18706 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18707 ix86_expand_vector_set for V4DImode in 64bit mode only.
18708 (ix86_expand_vector_init_one_var): Likewise.
18710 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18712 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18714 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18717 * loop-iv.c: Revert last change.
18718 * emit-rtl.c: Likewise.
18720 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18723 * config/i386/i386.c (type_natural_mode): Remove an extra
18724 space in the warning message.
18725 (function_value_32): Handle 32-byte vector modes.
18726 (return_in_memory_32): Likewise.
18728 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18730 * loop-iv.c (truncate_value): New function.
18731 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18733 (lowpart_subreg): Move to...
18734 * emit-rtl.c: ...here.
18736 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18738 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18739 accidental and undocumented change at revision 140860.
18741 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18743 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18744 take gimple_seq * arguments.
18745 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18746 types_compatible_p langhook.
18748 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18749 Joseph Myers <joseph@codesourcery.com>
18751 * config/arm/arm.c (arm_builtin_va_list): New function.
18752 (arm_expand_builtin_va_start): Likewise.
18753 (arm_gimplify_va_arg_expr): Likewise.
18754 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18755 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18756 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18757 (va_list_type): New variable.
18758 (arm_mangle_type): Mangle va_list_type appropriately.
18760 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18762 PR middle-end/39157
18763 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18764 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18765 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18766 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18767 parameter to 1000 for -O1 by default.
18768 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18770 * loop-invariant.c: Include params.h.
18771 (move_loop_invariants): Don't call move_single_loop_invariants on
18774 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18776 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18777 offset when calculating bounds for indexing stack_usage_map. Fixes
18778 a buffer overflow with certain target setups.
18780 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18783 * calls.c (expand_call): Clear try_tail_call if caller and callee
18784 disagree in promotion of function return value.
18786 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18789 * c-common.c (c_determine_visibility): If visibility changed and
18790 DECL_RTL has been already set, call make_decl_rtl to update symbol
18793 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18796 * varasm.c (assemble_variable): Don't check DECL_NAME when
18797 globalizing a variable.
18799 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18802 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18803 expression before any __builtin_trap call.
18804 * c-typeck.c (build_function_call): Convert and check function
18805 arguments before generating a call to a trap. Evaluate the
18806 function arguments before the trap.
18808 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18811 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18812 (UNSPEC_FXAM_MEM): New unspec.
18813 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18814 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18815 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18817 2009-02-19 Richard Guenther <rguenther@suse.de>
18819 PR tree-optimization/39207
18820 PR tree-optimization/39074
18821 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18822 storedanything_tree): New.
18823 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18824 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18825 (build_succ_graph): Add edges from STOREDANYTHING to all
18827 (init_base_vars): Initialize STOREDANYTHING.
18828 (compute_points_to_sets): Free substitution info after
18829 building the succ graph.
18830 (ipa_pta_execute): Likewise.
18832 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18834 (do_ds_constraint): Do not add to special var or non-pointer
18836 (type_could_have_pointers): Split out from ...
18837 (could_have_pointers): ... here. For arrays use the element type.
18838 (create_variable_info_for): Initialize may_have_pointers.
18839 (new_var_info): Likewise.
18840 (handle_lhs_call): Make the HEAP variable unknown-sized.
18841 (intra_create_variable_infos): Use a type with pointers for
18842 PARM_NOALIAS, make it unknown-sized.
18844 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18847 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18849 2009-02-18 Jason Merrill <jason@redhat.com>
18852 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18853 value if DECL_EXTERNAL.
18854 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18855 * target.h (gcc_target::binds_local_p): Clarify "module".
18856 * tree.h (TREE_PUBLIC): Clarify "module".
18858 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18861 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18862 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18864 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18867 * c.opt (Wabi): Support C and ObjC.
18870 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18872 * config/i386/i386.c (classify_argument): Warn once about the ABI
18873 change when passing union with long double.
18875 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18877 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18880 * c-parser.c (c_parser_compound_statement): Always enter and leave
18883 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18886 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18888 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18890 PR tree-optimization/36922
18891 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18892 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18895 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18897 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18900 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18902 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18904 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18906 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18909 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18910 Richard Sandiford <rdsandiford@googlemail.com>
18912 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18913 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18914 (loongson_biadd): ...this.
18916 2009-02-17 Richard Guenther <rguenther@suse.de>
18918 PR tree-optimization/39202
18919 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18920 a var make sure to follow existing collapses.
18922 2009-02-17 Richard Guenther <rguenther@suse.de>
18924 PR middle-end/39214
18925 * langhooks.c (lhd_print_error_function): Check for NULL block.
18927 2009-02-17 Richard Guenther <rguenther@suse.de>
18929 PR tree-optimization/39204
18930 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18933 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18935 * config/soft-fp/double.h: Update from glibc CVS.
18937 2009-02-17 Richard Guenther <rguenther@suse.de>
18939 PR tree-optimization/39207
18940 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18941 strict-aliasing warnings for pointers pointing to NULL.
18943 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18946 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18947 skipping until next close brace.
18949 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18952 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18953 to function argument boundary.
18955 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18957 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18958 in the lea_add. Reload eventually constraints it properly.
18959 * config/picochip/constraints.md: Remove the target constraint
18960 "b", since it is not needed anymore.
18962 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18964 * gthr-dce.h: Uglify function parameter and local variable names.
18965 * gthr-gnat.h: Likewise.
18966 * gthr-mipssde.h: Likewise.
18967 * gthr-nks.h: Likewise.
18968 * gthr-posix95.h: Likewise.
18969 * gthr-posix.h: Likewise.
18970 * gthr-rtems.h: Likewise.
18971 * gthr-single.h: Likewise.
18972 * gthr-solaris.h: Likewise.
18973 * gthr-tpf.h: Likewise.
18974 * gthr-vxworks.h: Likewise.
18975 * gthr-win32.h: Likewise.
18977 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18980 * config/i386/i386.md: Restrict the new peephole2 to move
18981 between MMX/SSE registers.
18983 2009-02-15 Richard Guenther <rguenther@suse.de>
18986 2009-02-13 Richard Guenther <rguenther@suse.de>
18988 * configure.ac: Enable LFS.
18989 * configure: Re-generate.
18990 * config.in: Likewise.
18992 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18994 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18995 spu_srqwbyte, spu_srqwbytebc): Define.
18996 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18997 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18998 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18999 "shrqby_<mode>"): New insn-and-split patterns.
19000 * config/spu/spu.c (expand_builtin_args): Determine and return
19001 number of operands using spu_builtin_description data.
19002 (spu_expand_builtin_1): Use it.
19004 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19007 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19010 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19013 * config/i386/i386.c (override_options): Correct warning
19014 messages for -malign-loops, -malign-jumps and -malign-functions.
19016 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/i386.md: Restrict the new peephole2 to move
19020 between the general purpose registers.
19022 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19025 * config/i386/i386.c (type_natural_mode): Add a new argument.
19026 Return the original mode and warn ABI change if vector size is 32byte.
19027 (function_arg_advance): Updated.
19028 (function_arg): Likewise.
19029 (ix86_function_value): Likewise.
19030 (ix86_return_in_memory): Likewise.
19031 (ix86_sol10_return_in_memory): Likewise.
19032 (ix86_gimplify_va_arg): Likewise.
19033 (function_arg_32): Don't warn ABX ABI change here.
19034 (function_arg_64): Likewise.
19036 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19038 * loop-iv.c (implies_p): In the final case, test that operands 0
19039 of the two comparisons match.
19041 * config/bfin/bfin.c (find_prev_insn_start): New function.
19042 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19043 (find_next_insn_start): Move.
19045 2009-02-13 Richard Guenther <rguenther@suse.de>
19047 * configure.ac: Enable LFS.
19048 * configure: Re-generate.
19049 * config.in: Likewise.
19051 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19054 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19055 sizes on syntax error after some arguments have been parsed.
19057 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19059 * doc/invoke.texi (-fira): Remove.
19061 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19063 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19064 * recog.c: Likewise.
19067 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19069 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19070 (umul_ppmm): Likewise.
19071 (count_leading_zeros): Likewise.
19072 (count_trailing_zeros): Likewise.
19073 (UMUL_TIME): Likewise.
19075 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19077 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19078 soft-fp/t-softfp to tmake_file.
19080 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19081 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19082 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19083 IA64_BUILTIN_INFQ]: New.
19084 (ia64_init_builtins): Initialize __builtin_infq,
19085 __builtin_fabsq and __builtin_copysignq if not HPUX.
19086 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19087 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19089 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19091 (__fixtfti): Likewise.
19092 (__fixunstfti): Likewise.
19093 (__floattitf): Likewise.
19095 * config/ia64/libgcc-glibc.ver: New.
19096 * config/ia64/t-fprules-softfp: Likewise.
19097 * config/ia64/sfp-machine.h: Likewise.
19099 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19100 (LIBGCC2_TF_CEXT): Likewise.
19101 (TF_SIZE): Likewise.
19102 (TARGET_INIT_LIBFUNCS): Likewise.
19104 * config/ia64/t-glibc (SHLINB_MAPFILES):
19105 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19107 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19109 * config/i386/i386.c (construct_container): Rewrite processing
19110 BLKmode with X86_64_SSE_CLASS.
19112 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19115 * config/i386/i386.md: Replace simplify_replace_rtx with
19116 replace_rtx in the new peephole2.
19118 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19120 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19121 loop unrolling do not happen at -O2.
19123 2009-02-12 Michael Matz <matz@suse.de>
19125 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19127 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19129 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19132 2009-02-12 Ben Elliston <bje@au.ibm.com>
19134 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19135 patterns when updating the back chain. Missed in the 2009-02-10
19138 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19140 * doc/extend.texi (Decimal Floating Types): Update identifier of
19141 draft TR and list of missing support.
19143 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19145 PR middle-end/39154
19146 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19147 bit to variable length decl's flags, add it also to its
19148 pointer replacement variable.
19150 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19151 Jakub Jelinek <jakub@redhat.com>
19154 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19155 (memory_blockage): New expander.
19156 (*memory_blockage): New insn pattern.
19157 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19158 instead of general blockage at the end of function prologue when
19159 frame pointer is used to access red zone area. Do not emit blockage
19160 when profiling, it is emitted in generic code.
19161 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19162 function epilogue when frame pointer is used to access red zone area.
19164 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19167 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19168 by arithmetic with memory operands.
19169 * config/i386/predicates.md (commutative_operator): New.
19171 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19173 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19176 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19178 * alias.h (record_alias_subset): Declare.
19179 * alias.c (record_alias_subset): Make global.
19181 2009-02-10 Nick Clifton <nickc@redhat.com>
19183 * tree-parloops.c: Change license to GPLv3.
19184 * ipa-struct-reorg.c: Change license to GPLv3.
19185 * ipa-struct-reorg.h: Change license to GPLv3.
19187 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19190 * c-decl.c (start_struct): Return NULL on error.
19192 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19194 PR middle-end/39124
19195 * cfgloopmanip.c (remove_path): Call remove_bbs after
19196 cancel_loop_tree, not before it.
19199 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19200 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19201 VAR_DECLs were seen.
19202 * tree-ssa-live.c (remove_unused_locals): Recompute
19203 cfun->has_local_explicit_reg_vars.
19204 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19205 copies or clearings if cfun->has_local_explicit_reg_vars.
19207 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19210 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19211 of function prologue when frame pointer is used to access
19214 2009-02-10 Richard Guenther <rguenther@suse.de>
19216 PR middle-end/39127
19217 * gimplify.c (gimple_regimplify_operands): Always look if
19218 we need to create a temporary.
19220 2009-02-10 Richard Guenther <rguenther@suse.de>
19222 PR tree-optimization/39132
19223 * tree-loop-distribution.c (todo): New global var.
19224 (generate_memset_zero): Trigger TODO_rebuild_alias.
19225 (tree_loop_distribution): Return todo.
19227 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19230 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19231 (x86_64_reg_class_name): Removed.
19232 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19233 first one isn't X86_64_SSE_CLASS or any other ones aren't
19234 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19235 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19236 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19237 and 3 X86_64_SSEUP_CLASS.
19238 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19239 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19241 2009-02-10 Ben Elliston <bje@au.ibm.com>
19243 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19244 form instruction to update the stack back chain word, even if the
19245 user has disabled the generation of update instructions.
19246 (movdi_<mode>_update_stack): New.
19247 (movsi_update_stack): Likewise.
19248 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19249 always use an update form instruction to update the stack back
19252 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19254 PR middle-end/38953
19255 * graphite.c (if_region_set_false_region): After moving a region in
19256 the false branch of a condition, remove the empty dummy basic block.
19257 (gloog): Remove wrong fix for PR38953.
19259 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19261 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19262 generation due to implicit sign extension.
19264 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19266 PR middle-end/38981
19267 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19268 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19270 2009-02-09 Richard Guenther <rguenther@suse.de>
19272 PR middle-end/35202
19273 * convert.c (convert_to_real): Disable (float)fn((double)x)
19274 to fnf(x) conversion if errno differences may occur and
19275 -fmath-errno is set.
19277 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19279 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19280 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19281 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19283 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19286 * c-common.c (handle_alias_attribute): Disallow attribute for
19287 anything not a FUNCTION_DECL or VAR_DECL.
19289 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19292 * real.c (do_compare): Special-case compare of zero against
19293 decimal float value.
19295 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19298 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19299 as indicating flexible array members unless the field itself is
19300 being declarared as the incomplete array.
19302 2009-02-06 Jan Hubicka <jh@suse.cz>
19304 PR tree-optimization/38844
19305 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19306 is already inlined.
19308 2009-02-06 Richard Guenther <rguenther@suse.de>
19310 PR middle-end/38977
19311 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19312 fork because we may expand it as __gcov_fork.
19314 2009-02-06 Nick Clifton <nickc@redhat.com>
19316 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19318 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19320 PR tree-optimization/35659
19321 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19322 vn_phi_eq): Shortcut if hashcode does not match.
19323 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19325 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19326 and avoid iterative_hash_expr.
19327 (FOR_EACH_VALUE_ID_IN_SET): New.
19328 (value_id_compare): Remove.
19329 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19330 sort expressions by value id.
19332 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19335 * config/sh/predicates.md (general_movsrc_operand): Don't check
19336 the subreg of system registers here.
19338 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19341 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19342 on the copied decl.
19344 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19346 PR rtl-optimization/39110
19347 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19348 addresses, not aligned ones.
19350 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19351 Richard Guenther <rguenther@suse.de>
19353 PR tree-optimization/39100
19354 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19355 comment says and add edges.
19357 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19360 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19361 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19363 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19365 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19366 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19367 register_bb_in_sese, new_sese, free_sese): Moved.
19368 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19369 outermost_loop_in_scop, build_scop_iteration_domain,
19370 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19371 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19372 Use loop_in_sese_p instead of loop_in_scop_p.
19373 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19374 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19375 (scopdet_basic_block_info): Fix bug in scop detection.
19376 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19377 eq_loop_to_cloog_loop): Remove.
19378 (nb_loops_around_loop_in_scop, nb_loop
19379 ref_nb_loops): Moved here...
19380 * graphite.h (ref_nb_loops): ... from here.
19381 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19382 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19383 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19384 * testsuite/gcc.dg/graphite/scop-19.c: New
19386 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19387 Hans-Peter Nilsson <hp@axis.com>
19389 PR rtl-optimization/37889
19390 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19391 Move offset handling from PLUS to before the switch. Use new
19392 arguments when considering SYMBOL_REFs too.
19393 (rtx_addr_can_trap_p): Pass dummy offset and size.
19394 (enum may_trap_p_flags): Remove.
19395 (may_trap_p_1): Pass size from MEM_SIZE.
19397 PR rtl-optimization/38921
19398 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19399 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19400 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19401 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19403 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19405 AVX Programming Reference (January, 2009)
19406 * config/i386/sse.md (*vpclmulqdq): New.
19408 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19410 PR tree-optimization/38977
19411 PR gcov-profile/38292
19412 * calls.c (special_function_p): Disregard __builtin_ prefix.
19414 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19416 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19417 non-indexable addresses even before reload.
19419 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19422 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19423 as having variable size. Do not give an error for unnamed
19424 parameters with [*] declarators. Give a warning for type names
19425 with [*] declarators and mark them as variable size.
19426 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19427 for sizeof applied to [*] type names.
19429 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19432 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19434 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19436 * gcc.c (process_command): Update copyright notice dates.
19437 * gcov.c (print_version): Likewise.
19438 * gcov-dump.c (print_version): Likewise.
19439 * mips-tfile.c (main): Likewise.
19440 * mips-tdump.c (main): Likewise.
19442 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19445 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19446 for composite type involving a zero-length array type.
19448 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19451 * function.c (match_asm_constraints_1): Skip over
19452 initial optional % in the constraint.
19454 PR inline-asm/39059
19455 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19456 supported, don't accept FIXED_CSTs.
19457 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19458 and _Sat is used without _Fract/_Accum. Set specs->type to
19459 integer_type_node for cts_fract/cts_accum if fixed point is not
19462 2009-02-02 Catherine Moore <clm@codesourcery.com>
19464 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19466 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19468 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19469 (ABI_HAS_64BIT_SYMBOLS): Use it.
19470 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19472 2009-02-02 Paul Brook <paul@codesourcery.com>
19474 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19476 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19478 PR inline-asm/39058
19479 * recog.h (asm_operand_ok): Add constraints argument.
19480 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19481 recurse on matching constraint.
19482 (check_asm_operands): Pass constraints as 3rd argument to
19483 asm_operand_ok. Don't look up matching constraint here.
19484 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19487 2009-02-02 Ben Elliston <bje@au.ibm.com>
19489 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19490 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19492 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19494 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19495 information. Remove some obsolete information. Reorganize.
19497 * config/pa/fptr.c: Revert license to GPL 2.
19498 * config/pa/milli64.S: Likewise.
19500 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19503 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19504 LIBRARY name in, instead of hard-coding it.
19505 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19506 extra target make frag to tmake_files according to EH model.
19507 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19508 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19509 frags that define makefile variable EH_MODEL appropriately.
19510 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19511 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19512 to "-sjlj" according to type of EH configured.
19513 (LIBGCC_SONAME): Concatenate it to shared library base name.
19514 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19515 to "_sjlj" according to type of EH configured.
19516 (LIBGCC_SONAME): Concatenate it to shared library base name.
19517 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19518 (SHLIB_LINK): Add missing semicolon to if-else construct.
19519 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19520 string value of "pe_dll" command-line option.
19521 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19522 (SHLIB_SONAME): Use it when overriding t-cygming default.
19523 (SHLIB_IMPLIB): Override t-cygming default.
19524 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19525 string value of "pe_dll" command-line option.
19527 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19530 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19531 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19533 2009-01-31 Richard Guenther <rguenther@suse.de>
19535 PR tree-optimization/38937
19536 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19537 computing the transitive closure.
19539 2009-01-30 Richard Guenther <rguenther@suse.de>
19541 PR tree-optimization/39041
19542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19543 Propagate variable indices only if the types match for this stmt.
19545 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19548 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19549 inline but never defined.
19551 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19553 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19554 (*insv_h_di_reg_extimm): New insn.
19555 (*insv_l<mode>_reg_extimm): New insn.
19557 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19559 * config/picochip/picochip.c (flag_conserve_stack): set
19560 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19561 fconserve-stack. Reduce call-overhead used by inliner.
19563 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19566 * common.opt (flag_conserve_stack): Initialised to zero.
19568 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19571 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19572 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19575 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19577 * ira-color.c (allocno_reload_assign): Update comments.
19578 * regmove.c (regmove_optimize): Likewise.
19582 2009-01-29 Robert Millan <rmh@aybabtu.com>
19584 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19585 * config/i386/kopensolaris-gnu.h: New file. Undefine
19586 `MD_UNWIND_SUPPORT'.
19587 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19589 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19591 PR tree-optimization/39007
19592 * tree-loop-distribution.c (generate_builtin): Use
19593 recompute_dominator to compute the immediate dominator of the
19594 basic block just after the loop.
19596 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19598 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19599 (ASM_OUTPUT_DWARF_PCREL): Define.
19601 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19603 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19604 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19605 global. Modify entries about regmove and IRA.
19607 * ra-conflict.c: Remove the file.
19609 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19611 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19612 (pass_regclass_init): Rename to pass_reginfo_init.
19614 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19616 * toplev.h (flag_ira): Remove.
19618 * caller-save.c (setup_save_areas): Remove flag_ira.
19620 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19622 * global.c: Remove the file.
19624 * opts.c (decode_options): Remove flag_ira.
19626 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19628 * regmove.c: Modify file description.
19629 (find_use_as_address, try_auto_increment): Define them only if
19630 AUTO_INC_DEC is defined.
19631 (replacement_quality, replace_in_call_usage, fixup_match_1,
19632 stable_and_no_regs_but_for_p): Remove.
19633 (reg_set_in_bb): Make it static.
19634 (regmove_optimize): Remove flag_ira and code which worked for
19637 * local-alloc.c: Remove the file.
19639 * common.opt (fira): Remove.
19641 * ira.c: Include except.h.
19642 (eliminable_regset): Move from global.c.
19643 (mark_elimination): Ditto. Remove flag_ira.
19644 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19645 equiv_mem_modified, validate_equiv_mem_from_store,
19646 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19647 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19648 no_equiv, recorded_label_ref): Move from local-alloc.c.
19649 (update_equiv_regs): Ditto. Make it static.
19650 (print_insn_chain, print_insn_chains): Move it from global.c.
19651 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19652 (build_insn_chain): Ditto. Make it static.
19653 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19654 Rename to init_live_subregs.
19655 (gate_ira): Remove flag_ira.
19657 * regclass.c: Rename reginfo.c. Change file description.
19658 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19659 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19660 (init_reg_sets_1): Remove code for evaluation of
19661 reg_class_superclasses and losing_caller_save_reg_set.
19662 (init_regs): Remove init_reg_autoinc.
19663 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19664 ok_for_base_p_nonstrict): Remove.
19665 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19666 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19667 corresponding entries.
19668 (dump_regclass, record_operand_costs, scan_one_insn,
19669 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19670 record_address_regs, auto_inc_dec_reg_p): Remove.
19671 (gt-regclass.h): Rename to gt-reginfo.h.
19673 * rtl.h (dump_global_regs, retry_global_alloc,
19674 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19676 * Makefile.in (RA_H): Remove.
19677 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19678 Rename regclass.o to reginfo.o.
19679 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19681 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19682 (GTFILES): Rename regclass.c to reginfo.c.
19684 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19685 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19687 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19688 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19690 (finish_spills): Ditto. Remove code for !flag_ira.
19692 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19694 PR middle-end/35854
19695 * doc/invoke.texi (rtl debug options): Complete rewrite.
19696 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19698 * mode-switching.c (pass_mode_switching): Rename pass from
19699 "mode-sw" to "mode_sw".
19700 * except.c (pass_convert_to_eh_ranges): Rename pass from
19701 "eh-ranges" to "eh_ranges".
19702 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19706 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19707 Alexander Monakov <amonakov@ispras.ru>
19709 PR middle-end/38857
19710 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19712 (move_exprs_to_boundary): Change return type and pass through
19713 should_move from move_op. Relax assert. Update usage ...
19714 (schedule_expr_on_boundary): ... here. Use should_move instead of
19716 (move_op_orig_expr_found): Indicate that insn was disconnected from
19718 (code_motion_process_successors): Do not call after_merge_succs
19719 callback if original expression was not found when traversing any of
19721 (code_motion_path_driver): Change return type. Update prototype.
19722 (move_op): Update comment. Add a new parameter (should_move). Update
19723 prototype. Set *should_move based on indication provided by
19724 move_op_orig_expr_found.
19726 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19728 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19729 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19730 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19731 * config/rs6000/rs6000.c (rs6000_override_options): Default
19732 avoid-indexed-addresses on for Power6, off for everything else.
19733 (avoiding_indexed_address_p): New function.
19734 (rs6000_legitimize_address): Use it.
19735 (rs6000_legitimate_address): Likewise.
19736 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19738 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19740 PR tree-optimization/38997
19741 * tree-loop-distribution.c (generate_memset_zero): Use
19742 POINTER_PLUS_EXPR for a pointer addition.
19744 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19746 * config/s390/s390.md (bswap<mode>2): New pattern added.
19748 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19750 * config/s390/s390.md (*tls_load_31): Added type attribute.
19752 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19754 * config/s390/s390.md: Fix a few comments.
19756 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19758 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19759 (*tm<mode>_full): Fixed z10prop attribute.
19760 (*tst<mode>_extimm): Fixed z10prop attribute.
19761 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19762 (*tstqiCCT_cconly): Fixed z10prop attribute.
19763 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19764 (*movsi_larl): Fixed z10prop attribute.
19765 (*movsi_zarch): Fixed z10prop attribute.
19766 (*movsi_eas): Fixed z10prop attribute.
19767 (*movhi): Fixed z10prop attribute.
19768 (*movqi): Fixed z10prop attribute.
19769 (*movstrictqi): Fixed z10prop attribute.
19770 (*mov<mode>): Fixed z10prop attribute.
19771 (*movcc): Fixed z10prop attribute.
19772 (*sethighpartdi_64): Fixed z10prop attribute.
19773 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19774 (*negdi2_sign_cc): Fixed z10prop attribute.
19775 (*negdi2_sign): Fixed z10prop attribute.
19776 (*absdi2_sign_cc): Fixed z10prop attribute.
19777 (*absdi2_sign): Fixed z10prop attribute.
19778 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19779 (*negabsdi2_sign): Fixed z10prop attribute.
19780 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19781 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19782 (doloop_si64): Fixed z10prop attribute.
19783 (doloop_si31): Fixed z10prop attribute.
19784 (doloop_long): Fixed z10prop attribute.
19785 (indirect_jump): Fixed z10prop attribute.
19786 (nop): Fixed z10prop attribute.
19787 (main_base_64): Fixed z10prop attribute.
19788 (reload_base_64): Fixed z10prop attribute.
19790 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19792 PR rtl-optimization/38740
19793 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19795 * config/mips/mips.c (mips_reorg): Likewise.
19797 2009-01-28 Richard Guenther <rguenther@suse.de>
19799 PR tree-optimization/38926
19800 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19801 with the correct value id to a value.
19802 (do_regular_insertion): Use the value number of edoubleprime
19803 for the value number of the expr.
19806 2008-08-21 Richard Guenther <rguenther@suse.de>
19808 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19809 a PHI ask VN if it is already available.
19810 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19811 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19813 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19815 PR middle-end/38934
19816 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19817 set to varying whenever max has TREE_OVERFLOW set, similarly
19818 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19820 2009-01-28 Richard Guenther <rguenther@suse.de>
19822 PR middle-end/38908
19823 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19824 uninitialized aggregate uses in call arguments.
19826 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19828 PR tree-optimization/38984
19829 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19830 the nothing_id variable if -fno-delete-null-pointer-checks.
19832 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19835 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19836 (set_got_offset_rex64): Ditto.
19838 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19841 * doc/extend.texi: Improve local variable with asm reg.
19843 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19845 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19846 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19847 was not supplied then set warn_packed_bitfield_compat to the
19848 default value of 1.
19849 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19852 2009-01-27 Richard Guenther <rguenther@suse.de>
19854 PR tree-optimization/38503
19855 * cfgexpand.c (expand_gimple_basic_block): Ignore
19856 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19857 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19858 variables that cannot have TBAA applied.
19859 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19862 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19864 PR middle-end/38969
19865 * calls.c (initialize_argument_information): Do not wrap complex
19866 arguments in SAVE_EXPR.
19868 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19870 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19871 (INSTALL_LIBGCC): Revert typo commit.
19873 2009-01-26 Richard Guenther <rguenther@suse.de>
19875 PR tree-optimization/38745
19876 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19877 from special handling.
19879 2009-01-26 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/38745
19882 * tree-ssa.c (execute_update_addresses_taken): Do not include
19883 variables that cannot possibly be a register in not_reg_needs.
19884 Do not clear TREE_ADDRESSABLE on vars that may not become
19886 * tree-ssa.c (update_alias_info_1): Include those in the set
19887 of addressable vars.
19889 2009-01-26 Richard Guenther <rguenther@suse.de>
19891 PR middle-end/38851
19892 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19893 * tree-ssa-dse.c: Include langhooks.h
19894 (execute_simple_dse): Remove stores with zero size.
19896 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19899 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19902 2009-01-24 Julian Brown <julian@codesourcery.com>
19904 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19905 config/arm/linux-atomic.c.
19906 * config/arm/linux-atomic.c: New.
19908 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19910 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19911 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19912 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19914 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19917 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19920 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19922 PR tree-optimization/38953
19923 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19924 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19925 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19926 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19929 2009-01-24 Paul Brook <paul@codesourcery.com>
19931 * config/arm/neon.md (neon_type): Move to arm.md.
19932 (neon_mov<VSTRUCT>): Add neon_type attribute.
19933 * config/arm/arm.md (neon_type): Move to here.
19934 (conds): Add "unconditioal" and use as default for NEON insns.
19936 2009-01-24 Ben Elliston <bje@au.ibm.com>
19938 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19939 void *' warning from -Wc++-compat.
19940 * Makefile.in (dominance.o-warn): Remove.
19942 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19944 PR tree-optimization/38932
19945 * fold-const.c (fold_unary_ignore_overflow): New.
19946 * tree.h (fold_unary_ignore_overflow): Declare.
19947 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19948 * tree-ssa-sccvn.c (visit_reference_op_load,
19949 simplify_unary_expression): Likewise.
19951 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19953 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19954 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19955 regardless of their type.
19956 * c-common.c (handle_packed_attribute): Don't ignore packed on
19958 * c.opt (Wpacked-bitfield-compat): New warning option.
19959 * stor-layout.c (place_field): Warn if offset of a field changed.
19960 * doc/extend.texi (packed): Mention the ABI change.
19961 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19962 (Warning Options): Add it to the list.
19964 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19966 * c-opts.c (c_common_post_options): Fix a typo in comments.
19968 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19970 PR middle-end/38615
19971 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19972 variables to static.
19973 * doc/invoke.texi (-fmerge-all-constants): Update description.
19975 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19978 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19979 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19981 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19983 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19985 (LOCAL_ALIGNMENT): Similarly.
19987 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19988 Joseph Myers <joseph@codesourcery.com>
19990 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19991 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19992 * config/arm/arm-tune.md: Regenerate.
19993 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19996 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19998 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19999 version number to five.
20001 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20004 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20005 * c-common.c (set_underlying_type): Likewise.
20006 (is_typedef_decl ): Likewise
20008 (set_underlying_type): Likewise.
20009 (is_typedef_type): Likewise.
20011 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20013 PR middle-end/38587
20014 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20017 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20020 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20021 (LIBGCC_SPEC): Don't define.
20022 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20024 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20026 PR rtl-optimization/38879
20027 * alias.c (base_alias_check): Unaligned access via AND address can
20028 alias all surrounding object types except those with sizes equal
20029 or wider than the size of unaligned access.
20031 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20034 * c-decl.c (clone_underlying_type): Move this ...
20035 * c-common.c (set_underlying_type): ... here.
20036 Also, make sure the function properly sets TYPE_STUB_DECL() on
20037 the newly created typedef variant type.
20038 (is_typedef_decl ): New entry point.
20039 * tree.h: Added a new member member_types_needing_access_check to
20040 struct tree_decl_non_common.
20041 (set_underlying_type): New entry point.
20042 (is_typedef_type): Likewise.
20044 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20046 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20047 Check whether two instructions have memory references that
20048 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20049 are helper functions for traversing.
20050 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20051 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20052 not to draw dependency edge for instructions with non-conflicting
20055 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20058 * longlong.h: Update copyright years. Use soft-fp license notice.
20059 Sync __clz_tab declaration with glibc.
20061 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20064 * doc/extend.texi (syscall_linkage): New.
20065 (version_id): Modify.
20067 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20068 Richard Guenther <rguenther@suse.de>
20070 PR tree-optimization/38747
20071 PR tree-optimization/38748
20072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20073 conversion if the base address is an indirect reference and the
20074 aliasing sets could cause issues.
20076 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20078 * common.opt (fgraphite, fgraphite-identity): Add comment for
20079 explaining why these options are not documented.
20081 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20083 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20084 gimple_call_lhs is NULL.
20086 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20089 * emit-rtl.c (adjust_address_1): Make sure memref is never
20092 2009-01-20 Ben Elliston <bje@au.ibm.com>
20094 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20095 const qualifier from arg parameter. Remove unnecessary cast to char *.
20096 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20097 const qualifier from arg 2.
20099 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20101 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20103 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20106 * rtl.h (reinit_regs): New prototype.
20107 * regclass.c: Include ira.h.
20108 (reinit_regs): New.
20109 * Makefile.in (regclass.o): Add ira.h.
20110 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20112 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20115 * c-common.c (handle_aligned_attribute): Use
20116 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20117 default alignment value.
20119 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20121 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20122 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20124 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20125 __BIGGEST_ALIGNMENT__.
20127 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20129 2009-01-18 Richard Guenther <rguenther@suse.de>
20131 PR tree-optimization/38819
20132 * tree-flow.h (operation_could_trap_helper_p): Declare.
20133 * tree-eh.c (operation_could_trap_helper_p): Export.
20134 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20135 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20136 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20137 are about to insert a possibly trapping instruction and fail
20140 2009-01-18 Andreas Schwab <schwab@suse.de>
20142 * doc/install.texi (Configuration): Remove obsolete paragraph
20143 about use of --with-gnu-ld with --with-gnu-as.
20145 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20147 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20148 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20149 Follow spelling conventions.
20151 2009-01-18 Ben Elliston <bje@au.ibm.com>
20153 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20154 C++ warning about implicit conversion from void * to struct
20156 (bitmap_obstack_free): Likewise for bitmap_element *.
20157 * Makefile.in (bitmap.o-warn): Remove.
20159 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20161 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20163 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20164 Tobias Grosser <tobi.grosser@amd.com>
20166 * graphite.c (graphite_trans_scop_block): Do not block single
20169 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20171 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20172 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20173 test with assertion.
20175 2009-01-16 Richard Guenther <rguenther@suse.de>
20177 PR tree-optimization/38835
20178 PR middle-end/36227
20179 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20180 and INT + PTR -> (INT)(PTR p+ INT) folding.
20181 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20183 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20186 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20187 the subreg from a lowpart subreg if it is also casting the value.
20189 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20190 Tobias Grosser <tobi.grosser@amd.com>
20192 * graphite.c (compare_prefix_loops): New.
20193 (build_scop_canonical_schedules): Rewritten.
20194 (graphite_transform_loops): Move build_scop_canonical_schedules
20195 after build_scop_iteration_domain.
20197 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20198 Tobias Grosser <tobi.grosser@amd.com>
20200 * graphite.c (add_conditions_to_domain): Add the loops to
20201 the dimension of the iteration domain. Do copy the domain
20202 only when it exists.
20203 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20204 (add_conditions_to_constraints): New.
20205 (can_generate_code_stmt, can_generate_code): Removed.
20206 (gloog): Do not call can_generate_code.
20207 (graphite_transform_loops): Call add_conditions_to_constraints
20208 after building the iteration domain.
20210 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20212 PR tree-optimization/38789
20213 * tree-ssa-threadedge.c
20214 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20215 __builtin_constant_p.
20217 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20219 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20220 examined before deleting them.
20222 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20224 * function.c (aggregate_value_p): Correctly extract the function
20225 type from CALL_EXPR_FN lookup.
20227 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20229 * config/picochip/picochip.c (picochip_override_options): Revert
20230 CFI asm flag disable commited previously.
20232 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20233 Tobias Grosser <tobi.grosser@amd.com>
20234 Jan Sjodin <jan.sjodin@amd.com>
20236 * graphite.c (scan_tree_for_params): On substractions negate
20237 all the coefficients of the term.
20238 (clast_to_gcc_expression_red): New. Handle reduction expressions
20239 of more than two operands.
20240 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20241 (get_vdef_before_scop): Handle also the case of default definitions.
20243 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20245 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20246 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20247 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20249 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20250 Joey Ye <joey.ye@intel.com>
20252 PR middle-end/37843
20253 * cfgexpand.c (expand_stack_alignment): Don't update stack
20254 boundary nor check incoming stack boundary here.
20255 (gimple_expand_cfg): Update stack boundary and check incoming
20256 stack boundary here.
20258 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20260 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20262 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20264 PR rtl-optimization/38245
20265 * calls.c (expand_call): Add stack arguments to
20266 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20267 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20268 in regs and partially in memory or BLKmode arguments.
20269 (emit_library_call_value_1): Add stack arguments to
20270 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20271 ACCUMULATE_OUTGOING_ARGS).
20272 * dce.c: Include tm_p.h.
20273 (find_call_stack_args): New function.
20274 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20276 (mark_insn): Call find_call_stack_args for CALL_Ps.
20277 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20278 forwards. Allocate and free arg_stores bitmap if needed, pass it
20279 down to deletable_insn_p, don't mark stores set in arg_stores
20280 bitmap, clear the bitmap at the beginning of each bb.
20281 * Makefile.in (dce.o): Depend on $(TM_P_H).
20283 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20286 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20287 to make sure the insn is a conditional test (bug 22599). Reformat a
20290 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20292 PR middle-end/38431
20293 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20294 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20295 (gloog): Do not call cleanup_tree_cfg.
20296 (graphite_transform_loops): Call cleanup_tree_cfg after all
20297 scops have been code generated.
20299 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20300 * doc/gty.texi (Invoking the garbage collector): Added new node
20301 and section documenting ggc_collect.
20303 2009-01-14 Richard Guenther <rguenther@suse.de>
20305 PR tree-optimization/38826
20306 PR middle-end/38477
20307 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20308 initialization notes only if we actually emitted a warning.
20309 (intra_create_variable_infos): Add constraints for a result decl
20310 that is passed by hidden reference.
20311 (build_pred_graph): Mark all related variables non-direct on
20314 2009-01-14 Nick Clifton <nickc@redhat.com>
20316 * ira-conflicts.c: Include addresses.h for the definition of
20318 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20319 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20321 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20324 * Makefile.in (ira-lives.o): Add except.h.
20326 * ira-lives.c: Include except.h.
20327 (process_bb_node_lives): Process can_throw_internal.
20329 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20331 PR rtl-optimization/38774
20332 * combine.c (simplify_set): When undoing cc_use change, don't do
20333 PUT_CODE on the newly created comparison, but instead put back the
20336 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20338 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20339 values. Remove duplicate arm8 entry.
20341 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20343 PR tree-optimization/38786
20344 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20345 the SSA_NAME case of expand_scalar_variables_expr.
20346 Set the type of an expression to the type of its assign statement.
20347 (expand_scalar_variables_expr): Also gather the scalar computation
20348 used to index the memory access. Do not pass loop_p.
20349 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20350 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20351 the gimple_stmt_iterator where it inserts new code.
20352 Do not pass loop_p.
20353 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20354 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20356 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20358 * graphite.h (debug_value): Removed.
20359 * graphite.c (debug_value): Removed.
20361 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20363 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20364 ldrd/strd with two 32-bit instructions.
20366 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20368 * config/arm/arm.c (struct processors): Pass for speed down into
20369 cost helper functions.
20370 (const_ok_for_op): Handle COMPARE and inequality nodes.
20371 (arm_rtx_costs_1): Rewrite.
20372 (arm_size_rtx_costs): Update prototype.
20373 (arm_rtx_costs): Pass speed down to helper functions.
20374 (arm_slowmul_rtx_costs): Rework cost calculations.
20375 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20376 (arm_9e_rtx_costs): Likewise.
20378 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20380 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20381 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20382 (alpha_legitimize_address): Do not split local symbols wider than
20383 UNITS_PER_WORD into HIGH/LO_SUM parts.
20385 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20388 * gcc.c (process_command): Replace call to execvp with calls
20389 to pex_one and exit.
20391 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20394 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20395 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20396 variant for devices with 3-byte PC.
20397 (__tablejump_elpm__): New.
20399 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20402 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20403 offsetof member-designator, handle it as `[0].'.
20405 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20407 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20408 function when not using named sections on targets with named sections
20409 if branch distance is less than 262132.
20411 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20413 * combine.c (combine_instructions): Recompute
20414 optimize_this_for_speed_p for each BB in the main combine loop.
20416 2009-01-12 Tomas Bily <tbily@suse.cz>
20419 * tree-loop-distribution.c (prop_phis): New function.
20420 (generate_builtin): Call prop_phis.
20421 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20423 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20425 PR tree-optimization/38807
20426 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20427 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20429 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20431 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20432 subreg of op0 to the original op0.
20434 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20436 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20438 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20441 * mips-tfile.c (parse_def): Fix parsing of def strings
20442 starting with digits.
20444 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20447 * config/arm/arm.c (arm_is_long_call_p): Don't call
20448 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20450 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20452 * regrename.c (regrename_optimize): Fix dumping.
20453 (find_oldest_value_reg): Preserve REG_POINTER.
20454 (copy_hardreg_forward_1): Likewise.
20456 2009-01-09 Diego Novillo <dnovillo@google.com>
20458 * gimple.h (struct gimple_statement_base) <uid>: Document
20459 the restrictions on its use.
20460 (gimple_uid): Tidy.
20461 (gimple_set_uid): Tidy.
20463 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20465 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20466 zero guard even if align_bytes != 0 and count is smaller than
20469 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20471 PR rtl-optimization/38495
20472 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20473 (add_range_and_copies_from_move_list): Print all added ranges.
20474 Add ranges to memory optimized destination.
20476 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20480 * config/i386/i386.c (override_options): Reject
20481 -mstringop-strategy=rep_8byte with -m32.
20482 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20483 to 1. Do count comparison against epilogue_size_needed at compile
20484 time even when count_exp was constant forced into register. For
20485 size_needed don't jump to epilogue, instead just avoid aligning
20486 and invoke the body algorithm. If need_zero_guard, add zero guard
20487 even if count is non-zero, but smaller than size_needed + number of
20488 bytes that could be stored for alignment.
20489 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20490 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20491 but smaller than size_needed + number of bytes that could be stored
20492 for alignment. Compare size_needed with epilogue_size_needed instead
20493 of desired_align - align, don't adjust size_needed, pass
20494 epilogue_size_needed to the epilogue expanders.
20497 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20499 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20501 * pa.c (last_address): Change to unsigned.
20502 (update_total_code_bytes): Change argument to unsigned. Don't
20503 check if insn addresses are set.
20504 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20505 addresses are not set.
20506 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20508 2009-01-09 Nick Clifton <nickc@redhat.com>
20510 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20511 DECL_DECLARED_INLINE_P.
20513 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20515 PR middle-end/38347
20516 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20517 GET_MODE (op0) in operand_subword_force calls.
20519 PR middle-end/38771
20520 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20521 fold_convert arg0 operands to TREE_TYPE (op0) first.
20523 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20525 * params.def (ira-max-conflict-table-size): Decrease default value
20528 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20530 PR tree-optimization/37031
20531 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20533 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20534 allocate it using gc instead of heap, use VEC_quick_push instead of
20536 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20537 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20538 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20539 allocated vector from heap allocated.
20540 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20541 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20542 vector only after perfect_loop_nest_depth call.
20544 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20545 Jan Sjodin <jan.sjodin@amd.com>
20547 PR tree-optimization/38559
20548 * graphite.c (debug_value, copy_constraint,
20549 swap_constraint_variables, scale_constraint_variable, ): New.
20550 (get_lower_bound, get_upper_bound): Removed.
20551 (graphite_trans_bb_strip_mine): Clean up this code that works
20552 only for constant number of iterations. Fully copy upper and
20553 lower bound constraints, not only the constant part of them.
20554 * graphite.h (debug_value): Declared.
20556 2009-01-08 Ira Rosen <irar@il.ibm.com>
20558 PR tree-optimization/37194
20559 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20560 Don't add the cost of cost model guard in prologue to scalar
20561 outside cost in case of known number of iterations.
20563 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20564 Alan Modra <amodra@bigpond.net.au>
20566 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20567 non-word-aligned REG+CONST addressing.
20569 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20572 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20573 free_after_compilation when outputting a thunk.
20574 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20575 Do not call free_after_compilation here.
20577 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20579 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20580 (ix86_valid_target_attribute_inner_p): Ditto.
20582 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20584 PR tree-optimization/38492
20585 PR tree-optimization/38498
20586 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20587 * tree-chrec.h (scev_is_linear_expression): Declared.
20588 * graphite.c (graphite_cannot_represent_loop_niter): New.
20589 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20590 (graphite_loop_normal_form): Use gcc_assert.
20591 (scan_tree_for_params): Use CASE_CONVERT.
20592 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20593 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20594 Use gcc_assert. Discard scops that contain unhandled cases.
20595 (build_scop_conditions): Return a boolean status for unhandled cases.
20596 (strip_mine_profitable_p): Print the loop number, not its depth.
20597 (is_interchange_valid): Pass the depth of the loop nest, don't
20598 recompute it wrongly.
20599 (graphite_trans_bb_block): Same.
20600 (graphite_trans_bb_block): Print tentative of loop blocking.
20601 (graphite_trans_scop_block): Do not print that the loop has been
20603 (graphite_transform_loops): Do not handle scops that contain condition
20606 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20608 AVX Programming Reference (December, 2008)
20609 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20610 (_mm256_stream_pd): Likewise.
20611 (_mm256_stream_ps): Likewise.
20613 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20614 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20615 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20616 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20617 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20618 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20619 (ix86_expand_special_args_builtin): Likewise.
20621 * config/i386/sse.md (AVXMODEDI): New.
20622 (avx_movnt<mode>): Likewise.
20623 (avx_movnt<mode>): Likewise.
20624 (<sse>_movnt<mode>): Remove AVX support.
20625 (sse2_movntv2di): Likewise.
20627 2009-01-07 Richard Guenther <rguenther@suse.de>
20629 PR middle-end/38751
20630 * fold-const.c (extract_muldiv): Remove obsolete comment.
20631 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20632 to PLUS_EXPR canonicalization for the canonicalization.
20634 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20636 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20637 hosted cross-compilers generating less efficient code.
20639 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20641 * function.h (rtl_data): Add a dbr_scheduled_p field.
20642 * reorg.c (dbr_schedule): Set it.
20643 (gate_handle_delay_slots): Check it.
20644 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20645 (mips_reorg): Check flag_delayed_branch instead of
20646 mips_base_delayed_branch.
20647 (mips_override_options): Don't set mips_base_delayed_branch
20648 or flag_delayed_branch.
20650 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20652 PR rtl-optimization/38426.
20653 * ira.c (ira): Set current_function_is_leaf earlier.
20655 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20657 PR rtl-optimization/38722
20658 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20659 too early, only set a flag and modify after last possible
20662 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20665 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20666 * real.c (decimal_single_format): Correct values of emin and emax.
20667 (decimal_double_format): Ditto.
20668 (decimal_quad_format): Ditto.
20669 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20670 computation of DECnn_MIN and DECnn_MAX for corrected values of
20671 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20672 __DECnn_MIN__, and adjust its computation for the corrected value
20675 2009-01-06 Jan Hubicka <jh@suse.cz>
20678 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20680 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20682 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20683 Add Robert Clark to the list of testers.
20685 2009-01-06 Jan Hubicka <jh@suse.cz>
20686 Kai Tietz <kai.tietz@onevision.com>
20688 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20689 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20691 2009-01-06 Jan Hubicka <jh@suse.cz>
20692 Kai Tietz <kai.tietz@onevision.com>
20694 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20696 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20697 (ix86_nsaved_regs): Count only general purpose regs.
20698 (ix86_nsaved_sseregs): New.
20699 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20700 to 16 for w64; compute padding and size of sse reg save area.
20701 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20702 general purpose regs.
20703 (ix86_emit_save_sse_regs_using_mov): New.
20704 (ix86_expand_prologue): Save SSE regs if needed.
20705 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20706 (ix86_emit_restore_sse_regs_using_mov): New.
20707 (ix86_expand_epilogue): Save SSE regs if needed.
20709 2009-01-06 Jan Hubicka <jh@suse.cz>
20710 Kai Tietz <kai.tietz@onevision.com>
20712 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20713 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20714 functions when accumulate outgoing args is off.
20716 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20719 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20720 before using pseudos_have_intersected_live_ranges_p.
20722 * ira-int.h (ira_assert): Always define.
20724 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20726 AVX Programming Reference (December, 2008)
20727 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20728 (_mm256_permute2_pd): Likewise.
20729 (_mm_permute2_ps): Likewise.
20730 (_mm256_permute2_ps): Likewise.
20731 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20732 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20734 * config/i386/i386.c (ix86_builtins): Remove
20735 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20736 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20737 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20738 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20739 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20740 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20741 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20742 __builtin_ia32_vpermil2ps256.
20743 (ix86_init_mmx_sse_builtins): Updated.
20744 (ix86_expand_args_builtin): Likewise.
20746 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20748 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20749 long absolute calls when generating PA 2.0 code.
20751 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20753 PR rtl-optimization/38583
20754 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20756 * params.def (ira-max-conflict-table-size): New.
20758 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20760 * ira.h (ira_conflicts_p): New external definition.
20762 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20763 table. Report this. Return result of building.
20764 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20765 building conflict table.
20767 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20768 (ira_color): Use ira_conflicts_p.
20770 * global.c: Include ira.h.
20771 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20774 * Makefile.in (global.o): Add ira.h.
20776 * ira-build.c (mark_all_loops_for_removal,
20777 propagate_some_info_from_allocno): New.
20778 (remove_unnecessary_allocnos): Call
20779 propagate_some_info_from_allocno.
20780 (remove_low_level_allocnos): New.
20781 (remove_unnecessary_regions): Add parameter. Call
20782 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20783 parameter to remove_unnecessary_regions.
20784 (ira_build): Remove all regions but root if the conflict table was
20785 not built. Update conflict hard regs for allocnos crossing calls.
20787 * ira.c (ira_conflicts_p): New global.
20788 (ira): Define and use ira_conflicts_p.
20790 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20791 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20792 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20794 2009-01-06 Ben Elliston <bje@au.ibm.com>
20796 * gengtype-lex.l (YY_NO_INPUT): Define.
20798 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20801 * c-common.c (handle_vector_size_attribute): Also reject
20802 BOOLEAN_TYPE types.
20804 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20806 PR tree-optimization/38492
20807 * graphite.c (rename_map_elt, debug_rename_elt,
20808 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20809 rename_map_elt_info, eq_rename_map_elts,
20810 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20811 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20812 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20813 (sese_build_livein_liveouts): New.
20814 (new_sese, free_sese): New.
20815 (new_scop): Call new_sese.
20816 (free_scop): Call free_sese.
20817 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20818 (register_old_new_names): Renamed register_old_and_new_names.
20819 (register_scop_liveout_renames, add_loop_exit_phis,
20820 insert_loop_close_phis, struct igp,
20821 default_liveout_before_guard, add_guard_exit_phis,
20822 insert_guard_phis, copy_renames): New.
20823 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20824 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20825 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20826 (scop_adjust_phis_for_liveouts): New.
20827 (gloog): Call scop_adjust_phis_for_liveouts.
20829 * graphite.h (struct sese): Documented. Added fields liveout,
20830 num_ver and livein.
20831 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20832 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20833 (struct scop): Added field liveout_renames.
20834 (SCOP_LIVEOUT_RENAMES): New.
20836 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20838 PR tree-optimization/38510
20839 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20840 (translate_clast): Call recompute_all_dominators before
20842 (gloog): Call recompute_all_dominators before graphite_verify.
20844 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20845 Jan Sjodin <jan.sjodin@amd.com>
20847 PR tree-optimization/38500
20848 * graphite.c (create_sese_edges): Call fix_loop_structure after
20851 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20853 * config.gcc: Add m32r*-*-rtems*.
20854 * config/m32r/rtems.h: New file.
20856 2009-01-05 Ben Elliston <bje@au.ibm.com>
20858 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20859 (.po.pox): Likewise.
20860 (po/gcc.pot): Likewise.
20862 2009-01-04 David S. Miller <davem@davemloft.net>
20864 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20865 (STARTING_FRAME_OFFSET): Always set to zero.
20867 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20869 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20870 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20871 fixed-point types, and vectors of the same.
20873 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20875 * config/mips/sync.md (*mb_barrier): Rename to...
20876 (*memory_barrier): ...this.
20878 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20880 * doc/extend.texi (Function Attributes): Move @cindex after @item
20881 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20882 and put in alphabetical order. Fix 'target' name and put in order.
20883 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20886 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20888 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20889 (memory_barrier): Expand as unspec instead of unspec_volatile.
20890 Remove mem:BLK from insn operands. Use Pmode scratch register.
20891 (*memory_barrier): Define as unspec instead of unspec_volatile.
20892 Use (match_dup 0) as input operand.
20894 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20895 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20896 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20897 scratch register. Remove operand 1.
20898 (*stbar): Define as unspec instead of unspec_volatile.
20899 Use (match_dup 0) as input operand, remove (const_int 8).
20900 (*membar): Define as unspec instead of unspec_volatile.
20901 Use (match_dup 0) as input operand, remove input operand 2.
20903 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20904 (memory_barrier): Expand as unspec instead of unspec_volatile.
20905 Remove mem:BLK from insn operands. Use Pmode scratch register.
20906 (*memory_barrier): Define as unspec instead of unspec_volatile.
20907 Use (match_dup 0) as input operand.
20909 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20910 Remove mem:BLK from insn operands. Use Pmode scratch register.
20911 Set volatile flag on operand 0.
20912 (*memory_barrier): New insn pattern.
20914 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20916 (*memory_barrier): Use (match_dup 0) as input operand.
20918 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20919 Remove mem:BLK from insn operands. Use Pmode scratch register.
20920 Set volatile flag on operand 0.
20921 (*mb_internal): New insn pattern.
20923 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20925 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20927 PR middle-end/38586
20928 * function.c (struct temp_slot): Move to the section of the file
20929 that deals with temp slots. Remove field 'address'.
20930 (temp_slot_address_table): New hash table of address -> temp slot.
20931 (struct temp_slot_address_entry): New struct, items for the table.
20932 (temp_slot_address_compute_hash, temp_slot_address_hash,
20933 temp_slot_address_eq, insert_temp_slot_address): Support functions
20935 (find_temp_slot_from_address): Rewrite to use the new hash table.
20936 (remove_unused_temp_slot_addresses): Remove addresses of temp
20937 slots that have been made available.
20938 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20939 worker function for remove_unused_temp_slot_addresses.
20940 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20941 Add the temp slot address to the address -> temp slot map.
20942 (update_temp_slot_address): Update via insert_temp_slot_address.
20943 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20944 (pop_temp_slots): Likewise.
20945 (init_temp_slots): Allocate the address -> temp slot map, or empty
20946 the map if it is already allocated.
20947 (prepare_function_start): Initialize temp slot processing.
20949 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20951 PR middle-end/38584
20952 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20953 Calculate the size of all stack vars assuming no packing of stack
20954 vars will happen, replacing a quadratic algorithm with a linear one.
20956 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20959 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20962 2009-01-03 Diego Novillo <dnovillo@google.com>
20964 * doc/contrib.texi: Update contributions.
20966 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20969 * builtins.c (fold_builtin_memory_op): Give up if either operand
20970 is volatile. Set srctype or desttype to non-qualified version
20974 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20975 and FUNCTION_DECLs.
20977 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20979 PR rtl-optimization/35805
20980 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20981 problem if fast dce is able to remove any instructions.
20982 * dce.c (dce_process_block): Fix dump message.
20984 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20987 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20989 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20991 PR middle-end/38690
20992 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20993 * tree-pretty-print.c (op_code_prio): New function.
20994 (op_prio): No longer static. Use op_code_prio.
20995 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20996 Use op_prio and op_code_prio to determine if () should be
20997 printed around operand(s) or not.
20999 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21000 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21001 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21002 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21003 pp_character instead of pp_string for single letter printing.
21005 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21007 * doc/extend.texi: Fix '#pragma GCC option' typo.
21009 2009-01-02 Richard Guenther <rguenther@suse.de>
21011 * doc/install.texi (--enable-checking): Mention different
21012 default for stage1.
21013 (--enable-stage1-checking): Document.
21015 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21017 PR middle-end/30142
21018 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21019 case to be an error.
21021 2009-01-02 Ben Elliston <bje@au.ibm.com>
21023 * config/fp-bit.h (pack_d): Constify argument.
21024 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21025 (isnan): Constify argument.
21027 (iszero): Likewise.
21028 (pack_d): Likewise.
21029 (_fpadd_parts): Constify return type.
21030 (_fpmul_parts): Likewise.
21031 (_fpdiv_parts): Likewise.
21033 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21036 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21037 warn about overwriting initializer with side-effects or
21038 -Woverride-init if !IMPLICIT.
21039 (output_init_element): Likewise. Pass IMPLICIT down to
21041 (process_init_element): Add IMPLICIT argument. Pass it down
21042 to output_init_element.
21043 (push_init_element, pop_init_level, set_designator): Adjust
21044 process_init_element callers.
21045 (set_nonincremental_init, set_nonincremental_init_from_string):
21046 Adjust add_pending_init callers.
21047 (output_pending_init_elements): Adjust output_init_element callers.
21048 * c-tree.h (process_init_element): Adjust prototype.
21049 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21050 process_init_element callers.
21053 Copyright (C) 2009 Free Software Foundation, Inc.
21055 Copying and distribution of this file, with or without modification,
21056 are permitted in any medium without royalty provided the copyright
21057 notice and this notice are preserved.