1 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
4 list of obsolete configurations.
5 Disabled check for obsolete configurations.
6 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
7 Removed support for previous versions.
8 * config/mips/iris.h: Removed.
9 * config/mips/iris5.h: Removed.
10 * config/mips/iris6.h: Merged old iris.h contents.
11 (TARGET_IRIX): Removed.
12 (DRIVER_SELF_SPECS): Removed mabi=32.
13 (IDENT_ASM_OP): Removed undef.
14 (STARTFILE_SPEC): Removed mabi=32.
15 (ENDFILE_SPEC): Likewise.
16 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
17 (MACHINE_TYPE): Update for IRIX 6.5.
18 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
19 TARGET_IRIX by TARGET_IRIX6.
20 (mips_file_start): Likewise.
21 (mips_output_external): Remove IRIX 5/6 O32 support.
22 (mips_output_function_prologue): Likewise.
23 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
25 (TARGET_CPU_CPP_BUILTINS): Likewise.
26 (TARGET_IRIX): Removed.
27 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
28 (MULTILIB_DIRNAMES): Removed 32.
29 (MULTILIB_OSDIRNAMES): Removed ../lib.
30 * doc/install.texi (Prerequisites): Don't reference IRIX before
32 (Specific, mips-sgi-irix5): Document removal.
33 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
35 Remove references to older IRIX 6 releases and the O32 ABI.
37 2010-05-06 Jakub Jelinek <jakub@redhat.com>
39 * gcc.dg/Wunused-var-8.c: Move to...
40 * c-c++-common/Wunused-var-6.c: ... here. New test.
43 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
44 instead of DF_REF_REAL_REG.
46 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
49 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
50 handling to still return true for x64 targets.
52 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
54 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
56 2010-05-06 Jan Hubicka <jh@suse.cz>
58 PR tree-optimization/43791
59 * ipa-inline.c (update_caller_keys): Remove bogus
60 disregard_inline_limits check.
62 2010-05-06 Michael Matz <matz@suse.de>
64 PR tree-optimization/43984
65 * tree-ssa-pre.c (inserted_phi_names): Remove.
66 (inserted_exprs): Change to bitmap.
67 (create_expression_by_pieces): Set bits, don't append to vector.
68 (insert_into_preds_of_block): Don't handle inserted_phi_names.
69 (eliminate): Don't look at inserted_phi_names, remove deleted
70 insns from inserted_exprs.
71 (remove_dead_inserted_code): Adjust to use bitmaps instead of
73 (init_pre, fini_pre): Allocate and free bitmaps.
74 (execute_pre): Insert insns on edges before elimination.
76 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
78 * tree.c (initializer_zerop): Handle STRING_CST.
80 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
83 * doc/invoke.texi (Wimplicit): Document as C only.
84 * opts.c (common_handle_option): Add argument kind.
85 (handle_option): Rename as read_cmdline_option. Factor out code to...
86 (handle_option): ... here. New.
87 (handle_options): Rename as read_cmdline_options.
88 (decode_options): Update call.
89 (set_option): Use option index instead of option pointer. Classify
90 diagnostics correctly.
91 (enable_warning_as_error): Call handle_option.
92 * opts.h (set_option): Update declaration.
93 (handle_option): Declare.
94 * langhooks.h (struct lang_hooks): Add argument kind to
96 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
97 * c-opts.c (set_Wimplicit): Delete.
98 (c_family_lang_mask): New static constant.
99 (c_common_handle_option): Add argument kind. Use handle_option
100 instead of set_Wimplicit.
101 (c_common_post_options): warn_implicit and warn_implicit_int
102 are disabled by default.
103 * c-common.c (warn_implicit): Do not define here.
104 * c-common.h (warn_implicit): Do not declare here.
105 (c_common_handle_option): Update declaration.
106 * lto-opts.c (lto_reissue_options): Update call to set_option.
108 2010-05-06 Richard Guenther <rguenther@suse.de>
110 PR tree-optimization/43571
111 * domwalk.c (walk_dominator_tree): Walk the dominator
112 sons in more optimal order.
114 2010-05-06 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/43934
117 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
118 (stmt_cost): Likewise.
119 (extract_true_false_args_from_phi): New helper.
120 (determine_max_movement): For PHI nodes verify we can hoist them
121 and compute their cost.
122 (determine_invariantness_stmt): Handle PHI nodes.
123 (move_computations_stmt): Likewise. Hoist PHI nodes in
124 if-converted form using COND_EXPRs.
125 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
127 (tree_ssa_lim): Likewise.
128 * tree-flow.h (tree_ssa_lim): Adjust prototype.
129 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
131 2010-05-06 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/43987
134 * tree-ssa-structalias.c (could_have_pointers): For possibly
135 address-taken variables force pointers to be recorded.
136 (create_variable_info_for_1): Likewise.
137 (push_fields_onto_fieldstack): Pass in wheter all fields
139 (find_func_aliases): Query types instead of vars whether
140 they contain pointers where appropriate.
142 2010-05-06 Jan Hubicka <jh@suse.cz>
144 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
145 (record_reference, mark_address, mark_load, mark_store): Record
147 (record_references_in_initializer): Update call of record_references.
148 (rebuild_cgraph_edges): Remove all references before rebuiding.
149 * cgraph.c (cgraph_create_node): Clear ref list.
150 (cgraph_remove_node): Remove references.
151 (dump_cgraph_node): Dump references.
152 (cgraph_clone_node): Clone references.
153 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
154 (struct cgraph_node, varpool_node): Add ref_lst.
155 * ipa-ref.c: New file.
156 * ipa-ref.h: New file.
157 * ipa-ref-inline.h: New file.
158 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
159 (referenced_from_other_partition_p): New function.
160 (lto_output_varpool_node): Take set arugment; call
161 referenced_from_other_partition.
162 (lto_output_ref): New.
163 (add_references): New.
165 (output_cgraph): Compute boundary based on references;
167 (output_varpool): Accept cgraph_node_set argument.
170 (input_cgraph): Call input_refs.
171 * lto-section-in.c (lto_section_name): Add refs.
172 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
173 (ipa-ref.o): New file.
174 * varpool.c (varpool_node): Clear ipa ref list.
175 (varpool_remove_node): Remove references.
176 (dump_varpool_node): Dump references.
177 (varpool_assemble_decl): Only compile finalized ones.
178 (varpool_extra_name_alias): Initialize ref list.
179 * lto-streamer.c (lto-get_section_name): Add .refs section.
180 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
181 (referenced_from_other_partition_p): Declared.
183 2010-05-06 Ira Rosen <irar@il.ibm.com>
185 PR tree-optimization/43901
186 * tree-vect-stmts.c (vectorizable_call): Assert that vector
187 type is not NULL if it's transformation phase, and return
188 FALSE if it's analysis.
189 (vectorizable_conversion, vectorizable_operation,
190 vectorizable_type_demotion, vectorizable_type_promotion):
193 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
195 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
197 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
199 * config/mips/mips-protos.h
200 (mips_small_register_classes_for_mode_p): Delete prototype.
202 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
204 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
205 * config/arm/arm.c (multiple_operation_profitable_p,
206 compute_offset_order): New static functions.
207 (load_multiple_sequence, store_multiple_sequence): Use them.
208 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
209 memory offsets, not register numbers.
210 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
212 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
214 * stor-layout.c (pending_sizes): Change the type to
216 (get_pending_sizes, put_pending_size, put_pending_sizes):
217 Update the uses of pending_sizes.
218 * c-decl.c (store_parm_decls): Likewise.
219 * c-tree.h (struct c_arg_info): Likewise.
220 * tree.h: Update the prototype for get_pending_sizes and
223 2010-05-05 Jason Merrill <jason@redhat.com>
226 * c-common.c (handle_aligned_attribute): Respect
227 ATTR_FLAG_TYPE_IN_PLACE.
230 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
231 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
232 (TARGET_INITIALIZER): Use it.
233 * c-common.c (attribute_takes_identifier_p): Call it.
234 * c-common.h: Update prototype.
235 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
236 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
238 2010-05-05 Jakub Jelinek <jakub@redhat.com>
241 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
242 DW_ID_down_case for Fortran compilation units.
244 2010-05-05 Jan Hubicka <jh@suse.cz>
246 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
249 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
251 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
252 a variable-sized RESULT_DECL.
254 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
256 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
258 2010-05-05 Jason Merrill <jason@redhat.com>
261 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
263 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
265 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
266 Jakub Jelinek <jakub@redhat.com>
269 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
270 (dead_debug_init, dead_debug_finish): New functions.
271 (dead_debug_add, dead_debug_insert_before): Likewise.
272 (df_note_bb_compute): Initialize a dead_debug object, add dead
273 debug uses to it, insert debug bind insns before death insns,
274 reset debug insns that refer to pending uses at the end.
275 * rtl.h (make_debug_expr_from_rtl): New prototype.
276 * varasm.c (make_debug_expr_from_rtl): New function.
278 2010-05-05 Jan Hubicka <jh@suse.cz>
280 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
281 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
282 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
283 lto_varpool_encoder_encode_initializer_p,
284 lto_set_varpool_encoder_encode_initializer): New functions.
285 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
287 (input_varpool_node): Do not always set analyzed.
288 (input_cgraph_1): Return vector of cgraph nodes.
289 (input_varpool_1): Return vector of varpools.
290 (input_cgraph): Free the vectors.
291 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
292 output only initializers needed.
293 (lto_output): Only call output_cgraph.
294 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
295 * lto-section-out.c (lto_new_out_decl_state): Initialize
296 state->varpool_node_encoder.
297 * lto-streamer.h (lto_varpool_encoder_d): New.
298 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
299 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
300 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
301 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
302 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
304 (output_varpool, input_varpool): Remove declarations.
306 2010-05-05 Jan Hubicka <jh@suse.cz>
308 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
309 with body can prevail.
311 2010-05-05 Jan Hubicka <jh@suse.cz>
313 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
316 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
318 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
321 * gengtype.h (erro_at_line): Constify pos argument.
323 * gengtype.c: Include hashtab.h.
324 (enum gc_used): Document GC_MAYBE_POINTED_TO.
325 (error_at_line): Constify pos argument.
326 (do_typedef): Initialize p->opt field.
327 (get_file_gtfilename): Fix comment typo.
328 (struct walk_type_data): Constify line field.
329 (get_output_file_for_structure): New function.
330 (write_local_func_for_structure): Constify orig_s argument.
331 Use get_output_file_for_structure.
332 (write_func_for_structure): Use get_output_file_for_structure.
333 (INDENT): New define.
334 (dump_pair, dump_type, dump_type_list, dump_typekind)
335 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
336 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
338 (seen_types): New variable.
339 (main): New variable do_dump. Process "-d" command line option.
340 Call dump_everything if dump requested.
342 2010-05-05 Jakub Jelinek <jakub@redhat.com>
344 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
345 in a temporary instead of invoking the macro multiple times.
346 (track_expr_p): Likewise.
348 2010-05-04 Neil Vachharajani <nvachhar@google.com>
350 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
352 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
353 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
354 conditions for printing notes.
355 * common.opt (-Wcoverage-mismatch): Allow negative, default to
356 true, update documentation.
357 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
359 2010-05-04 Jakub Jelinek <jakub@redhat.com>
362 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
365 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/i386.md (sse_prologue_save): Add clobber CC
370 (*sse_prologue_save_insn1): Likewise.
371 (SSE prologue save splitter): Likewise.
373 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
375 * tree.c (free_lang_data_in_one_sizepos): New inline function.
376 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
377 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
378 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
379 all decls. Call it on DECL_FIELD_OFFSET of fields.
380 (find_decls_types_r): Follow DECL_VALUE_EXPR.
381 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
383 2010-05-04 Martin Jambor <mjambor@suse.cz>
385 * tree-sra.c (build_access_from_expr_1): The first parameter type
386 changed to simple tree.
387 (build_access_from_expr): Likewise, gsi parameter was eliminated.
388 (scan_assign_result): Renamed to assignment_mod_result, enum elements
390 (build_accesses_from_assign): Removed all parameters except for a
391 simple gimple statement. Now returns a simple bool.
392 (scan_function): All non-analysis parts moved to separate functions
393 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
394 parameters and updated both callers.
395 (sra_modify_expr): Removed parameter data.
396 (sra_modify_function_body): New function.
397 (perform_intra_sra): Call sra_modify_function_body to modify the
399 (replace_removed_params_ssa_names): Parameter data changed into
401 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
402 changed the parameter dont_convert to convert with the opposite
404 (sra_ipa_modify_assign): Parameter data changed into adjustments
405 vector, return value changed to bool.
406 (ipa_sra_modify_function_body): New function.
407 (sra_ipa_reset_debug_stmts): Updated a comment.
408 (modify_function): Use ipa_sra_modify_function_body to modify function
411 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
414 * alias.c (true_dependence): Handle the same VALUE in x and mem.
415 (canon_true_dependence): Likewise.
416 (write_dependence_p): Likewise.
418 2010-05-04 Jan Hubicka <jh@suse.cz>
420 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
421 * cgraphbuild.c: Include ipa-utils.h
422 (record_reference_ctx): New struct.
423 (record_reference): Simplify to work on initializers; not statements.
424 (mark_address, mark_load, mark_store): New.
425 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
427 (record_references_in_initializer): Update use of record_reference.
428 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
431 2010-05-04 Jan Hubicka <jh@suse.cz>
433 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
434 node will be removed anyway.
435 (lto_varpool_replace_node): Allow also unanalyzed nodes;
436 relink aliases of node into prevailing node.
437 * varpool.c (varpool_remove_node): Remove aliases properly;
438 when removing node, remove all its aliases too; remove DECL_INITIAL
439 of removed node; ggc_free the varpool node.
441 2010-05-04 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/43879
444 * tree-ssa-structalias.c (alias_get_name): Use
445 DECL_ASSEMBLER_NAME if available.
446 (create_function_info_for): Return the varinfo node.
447 (ipa_pta_execute): Associate same-body aliases and extra names
448 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
450 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
452 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
455 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
458 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
459 only if HONOR_REG_ALLOC_ORDER is not defined.
461 2010-05-04 Richard Guenther <rguenther@suse.de>
463 PR tree-optimization/43949
464 * tree-vrp.c (extract_range_from_binary_expr): Only handle
467 2010-04-26 Jason Merrill <jason@redhat.com>
469 * c.opt (-fstrict-enums): New.
470 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
472 2010-05-03 David Ung <davidu@mips.com>
473 James E. Wilson <wilson@codesourcery.com>
475 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
476 emit the trap instruction before the divide for TUNE_74K.
478 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
480 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
481 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
482 based on the above, for new target hook.
484 * hooks.c (hook_bool_mode_true): New generic hook.
485 * hooks.h (hook_bool_mode_true): Add prototype.
487 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
489 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
490 target hook, set to hook_bool_mode_false.
491 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
492 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
493 with targetm.small_register_classes_for_mode_p.
494 (find_reusable_reload): Likewise.
495 (combine_reloads): Likewise.
496 * reload1.c (reload_as_needed): Likewise.
497 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
498 * ifcvt.c (noce_process_if_block, check_cond_move_block,
499 dead_or_predicable): Likewise.
500 * regmove.c (optimize_reg_copy_1): Likewise.
501 * calls.c (prepare_call_address): Likewise.
502 (precompute_register_parameters): Likewise.
504 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
506 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
507 implementation of the hook that considers all register classes
508 small except for SH64.
509 (sh_override_options): Use the new hook.
510 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
513 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
515 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
516 implementation of the hook that considers all register classes
518 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
521 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
523 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
524 implementation of the hook that considers all register classes
526 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
529 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
531 * config/m32c/m32c.h: Likewise.
532 * config/pdp11/pdp11.h: Likewise.
533 * config/avr/avr.h: Likewise.
534 * config/xtensa/xtensa.h: Likewise.
535 * config/m68hc11/m68hc11.h: Likewise.
536 * config/mn10300/mn10300.h: Likewise.
537 * config/mcore/mcore.h: Likewise.
538 * config/h8300/h8300.h: Likewise.
539 * config/bfin/bfin.h: Likewise.
541 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
542 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
544 2010-05-03 Anatoly Sokolov <aesok@post.ru>
546 * double-int.h (tree_to_double_int): Remove macro.
547 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
548 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
549 (tree_to_double_int): New function.
550 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
552 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
554 2010-05-03 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43971
557 * tree-ssa-structalias.c (get_constraint_for_1): Fix
558 constraints in the !flag_delete_null_pointer_checks case.
560 2010-05-03 Jakub Jelinek <jakub@redhat.com>
563 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
564 result mode matches original rtl mode.
566 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
569 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
571 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
573 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
574 when processing flag options.
576 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
578 * gcov-iov.c (main): Change format string placeholder
579 from %#08x to 0x%08x.
580 * genchecksum.c (dosum): Change format string placeholder
581 from %#02x to 0x%02x.
583 2010-05-02 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/43879
586 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
588 2010-05-02 Bruno Haible <bruno@clisp.org>
590 * doc/extend.texi (Function Attributes): Fix a typo.
592 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
595 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
596 placeholder from 0x%x to %#x.
597 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
598 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
599 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
600 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
601 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
602 * config/i386/i386.c (ix86_target_string): Ditto.
603 * config/i386/i386.c (output_pic_addr_const): Ditto.
604 (print_operand): Ditto.
606 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
608 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
609 placeholder from 0x%x to %#x.
610 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
611 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
612 (ASM_OUTPUT_DEBUG_DATA): Ditto.
613 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
614 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
615 * optc-gen.awk: Ditto.
616 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
617 (HOST_WIDE_INT_PRINT_HEX): Ditto.
618 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
619 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
621 2010-05-01 Anatoly Sokolov <aesok@post.ru>
623 * target.h (struct calls): Add function_value_regno_p field.
624 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
625 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
626 * targhooks.c (default_function_value_regno_p): New function.
627 * targhooks.h (default_function_value_regno_p): Declare function.
628 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
629 * builtins.c. (apply_result_size): (Ditto.).
630 * combine.c. (likely_spilled_retval_p): (Ditto.).
631 * mode-switching.c. Include 'target.h'.
632 (create_pre_exit): Use function_value_regno_p hook.
633 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
634 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
635 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
637 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
638 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
639 (ix86_function_value_regno_p): Declare as static, change argument
640 type to const unsigned int.
641 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
643 2010-05-01 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/43949
646 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
648 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
650 2010-05-01 Anatoly Sokolov <aesok@post.ru>
652 * rtl.h (CONST_DOUBLE_P): Define.
653 (rtx_to_double_int): Declare.
654 * emit-rtl.c (rtx_to_double_int): New function.
655 * dwarf2out.c (insert_double): New function.
656 (loc_descriptor, add_const_value_attribute): Clean up, use
657 rtx_to_double_int and insert_double functions.
659 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
661 * doc/extend.texi (Inline): Add missing return keyword to examples.
662 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
665 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
667 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
668 the variable part of the offset as well. Use highest_pow2_factor for
669 all alignment checks.
671 2010-04-30 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/43879
674 * tree-ssa-structalias.c (type_could_have_pointers): Functions
677 2010-04-30 Jan Hubicka <jh@suse.cz>
679 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
681 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
683 2010-04-30 Jan Hubicka <jh@suse.cz>
685 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
687 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
688 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
689 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
690 cgraph_node_set_needs_ltrans_p): Remove.
692 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
694 * sdbout.c: Include vec.h, do not include varray.h.
695 (deferred_global_decls, sdbout_global_decl,
696 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
697 * toplev.c: Do not include varray.h.
698 (dump_memory_report): Do not dump VARRAY statistics.
699 * gengtype.c (open_base_file): Ignore varray.h.
700 * Makefile.in: Update for abovementioned changes.
701 Remove all traces of varray.c and varray.h.
702 * varray.c: Remove file.
703 * varray.h: Remove file.
705 2010-04-30 Jan Hubicka <jh@suse.cz>
707 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
710 2010-04-30 Jan Hubicka <jh@suse.cz>
712 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
715 2010-04-30 Richard Guenther <rguenther@suse.de>
717 * tree-ssa-structalias.c (get_constraint_for_1): Generate
718 constraints for CONSTRUCTOR.
720 2010-04-30 Richard Guenther <rguenther@suse.de>
723 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
724 first after all lowering passes.
726 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
728 * toplev.c: Include varray.h for statistics dumping.
729 * tree.h: Do not declare varray_head_tag.
730 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
731 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
732 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
733 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
734 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
735 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
736 c-common.c, c-common.h, reg-stack.c, basic-block.h,
737 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
739 * Makefile.in: Update for abovementioned changes.
741 2010-04-30 Jakub Jelinek <jakub@redhat.com>
744 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
746 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
748 * config/picochip/picochip.c (picochip_legitimize_address): Define.
749 Use this function to do machine-specific conversion.
750 (picochip_legitimize_reload_address): Likewise.
751 (picochip_legitimate_address_p): Check valid base register only if
753 (picochip_check_conditional_copy): Check for modw only if opnd is
755 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
756 to call the function in c.
757 * config/picochip/picochip-protos.h
758 (picochip_legitimize_reload_address): Define.
759 * config/picochip/picochip.md (supported_compare1): Define.
761 2010-04-30 Jan Hubicka <jh@suse.cz>
763 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
764 (cgraph_global_info): Remove inlined.
765 (LTO_cgraph_tag_names): Remove.
766 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
767 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
768 simplify cgraph tags and document.
769 (lto_output_node): Use only LTO_cgraph_unavail_node and
770 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
771 for_functions_valid, global info, process and output flags.
772 (input_overwrite_node): Initialize estimated stack size and
773 estimated growth. Do not read flags we no longer store.
774 (input_node): Likewise do not read info no longer stored.
775 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
778 2010-04-30 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/43879
781 * tree-ssa-structalias.c (get_constraint_for_1): Properly
782 handle non-zero initializers.
784 2010-04-30 Richard Guenther <rguenther@suse.de>
786 * builtins.c (fold_builtin_1): Delete free (0).
788 2010-04-29 Jan Hubicka <jh@suse.cz>
790 * gengtype.c (open_base_files): Add lto-streamer.h
791 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
792 (pass_ipa_cp): GGC collect.
793 * toplev. (compile_file): Do not output symbols.
794 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
795 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
796 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
797 * lto-section-in.c: Include ggc.h
798 (lto_new_in_decl_state): Alloc in GGC.
799 (lto_delete_in_decl_state): Likewise.
800 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
803 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
806 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
807 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
808 (HONOR_REG_ALLOC_ORDER): Describe new macro.
809 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
810 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
811 account only if HONOR_REG_ALLOC_ORDER is not defined.
812 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
813 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
815 2010-04-29 Jon Grant <04@jguk.org>
817 * collect2.c (vflag): Change type from int to bool.
819 (helpflag): New global bool.
820 (main): Set vflag and debug with boolean, not integer truth values.
821 Accept new "--help" option and output usage text if found.
822 * collect2.h (vflag): Update prototype.
825 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
828 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
830 2010-04-29 Richard Guenther <rguenther@suse.de>
833 * plugin.h (invoke_plugin_callbacks): Annotate arguments
834 with ATTRIBUTE_UNUSED.
836 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
839 * config/i386/i386.c (get_some_local_dynamic_name): Replace
840 INSN_P with NONDEBUG_INSN_P.
841 (distance_non_agu_define): Likewise.
842 (distance_agu_use): Likewise.
844 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
846 From Dominique d'Humieres <dominiq@lps.ens.fr>
848 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
851 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
853 * plugin.h (invoke_plugin_callbacks): New inline function.
854 * plugin.c (flag_plugin_added): New global flag.
855 (add_new_plugin): Initialize above flag.
856 (invoke_plugin_callbacks): Rename to ...
857 (invoke_plugin_callbacks_full): ... this.
859 2010-04-28 Jan Hubicka <jh@suse.cz>
861 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
862 (lto_varpool_replace_node): New.
863 (lto_symtab_resolve_symbols): Resolve varpool nodes.
864 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
865 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
866 * cgraph.h (varpool_node_ptr): New type.
867 (varpool_node_ptr): New vector.
868 (varpool_node_set_def): New structure.
869 (varpool_node_set): New type.
870 (varpool_node_set): New vector.
871 (varpool_node_set_element_def): New structure.
872 (varpool_node_set_element, const_varpool_node_set_element): New types.
873 (varpool_node_set_iterator): New type.
874 (varpool_node): Add prev pointers, add used_from_other_partition,
876 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
877 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
878 varpool_get_node, varpool_remove_node): Declare.
879 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
880 varpool_node_set_size): New inlines.
881 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
882 * tree-pass.h (varpool_node_set_def): Forward declare.
883 (ipa_opt_pass_d): Summary writting takes vnode sets too.
884 (ipa_write_optimization_summaries): Update prototype.
885 * ipa-cp.c (ipcp_write_summary): Update.
886 * ipa-reference.c (ipa_reference_write_summary): Update.
887 * lto-cgraph.c (lto_output_varpool_node): New static function.
888 (output_varpool): New function.
889 (input_varpool_node): New static function.
890 (input_varpool_1): New function.
891 (input_cgraph): Input varpool.
892 * ipa-pure-const.c (pure_const_write_summary): Update.
893 * lto-streamer-out.c (lto_output): Update, output varpool too.
894 (write_global_stream): Kill WPA hack.
895 (produce_asm_for_decls): Update.
896 (output_alias_pair_p): Handle variables.
897 (output_unreferenced_globals): Output only needed partition of varpool.
898 * ipa-inline.c (inline_write_summary): Update.
899 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
901 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
902 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
903 varpool_node_set_new, varpool_node_set_add,
904 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
905 debug_varpool_node_set): New functions.
906 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
907 (execute_one_pass): Process new decls too.
908 (ipa_write_summaries_2): Pass around vsets.
909 (ipa_write_summaries_1): Likewise.
910 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
912 (ipa_write_optimization_summaries_1): Pass around vsets.
913 (ipa_write_optimization_summaries): Likewise.
914 * varpool.c (varpool_get_node): New.
915 (varpool_node): Update doubly linked lists.
916 (varpool_remove_node): New.
917 (dump_varpool_node): More dumping.
918 (varpool_enqueue_needed_node): Update doubly linked lists.
919 (decide_is_variable_needed): Kill ltrans hack.
920 (varpool_finalize_decl): Kill lto hack.
921 (varpool_assemble_decl): Skip decls in other partitions.
922 (varpool_assemble_pending_decls): Update doubly linkes lists.
923 (varpool_empty_needed_queue): Likewise.
924 (varpool_extra_name_alias): Likewise.
925 * lto-streamer.c (lto_get_section_name): Add vars section.
926 * lto-streamer.h (lto_section_type): Update.
927 (output_varpool, input_varpool): Declare.
929 2010-04-28 Mike Stump <mikestump@comcast.net>
931 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
933 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
935 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
936 record or union type with RECORD_OR_UNION_TYPE_P predicate.
937 (lto_input_ts_type_tree_pointers): Likewise.
938 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
939 (lto_output_ts_type_tree_pointers): Likewise.
941 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
943 Uniquization of constants at the Tree level
944 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
945 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
947 (tree_output_constant_def): Declare.
948 * gimplify.c (gimplify_init_constructor): When using block copy, first
949 uniquize the constant constructor on the RHS.
950 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
951 DECL_IN_CONSTANT_POOL flag.
952 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
953 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
955 (assemble_variable): Deal with symbols belonging to the tree constant
957 (get_constant_section): Add ALIGN parameter and simplify.
958 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
959 (assemble_constant_contents): Use the expression of the VAR_DECL.
960 (output_constant_def_contents): Use the alignment of the VAR_DECL.
961 (tree_output_constant_def): New global function.
962 (mark_constant): Use the expression of the VAR_DECL.
963 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
965 (output_object_block): Likewise and assemble the expression.
967 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
969 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
970 hash_tree, eq_tree): New tree hash table.
971 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
972 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
973 lto_orig_address_remove): Reimplement.
975 2010-04-28 Xinliang David Li <davidxl@google.com>
978 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
979 (compute_uninit_opnds_pos): New function.
980 (is_non_loop_exit_postdominating): New function.
981 (compute_control_dep_chain): New function.
982 (find_pdom): New function.
983 (convert_control_dep_chain_into_preds): New function.
984 (find_predicates): New function.
985 (find_control_equiv_block): New function.
986 (collect_phi_def_edges): New function.
987 (find_def_preds): New function.
988 (find_dom): New function.
989 (dump_predicates): New function.
990 (get_cmp_code): New function.
991 (is_value_included_in): New function.
992 (find_matching_predicate_in_rest_chains): New function.
993 (use_pred_not_overlap_with_undef_path_pred): New function.
994 (is_use_properly_guarded): New function.
995 (normalize_cond_1): New function.
996 (is_and_or_or): New function.
997 (normalize_cond): New function.
998 (is_gcond_subset_of): New function.
999 (is_subset_of_any): New function.
1000 (is_or_set_subset_of): New function.
1001 (is_and_set_subset_of): New function.
1002 (is_norm_cond_subset_of): New function.
1003 (is_pred_expr_subset_of): New function.
1004 (is_pred_chain_subset_of): New function.
1005 (is_included_in): New function.
1006 (is_superset_of): New function.
1007 (find_uninit_use): New function.
1008 (warn_uninitialized_phi): New function.
1009 (compute_possibly_undefined_names): New function.
1010 (ssa_undefined_value_p): New function.
1011 (execute_late_warn_uninitialized): New function.
1012 * tree-ssa.c (ssa_undefined_value_p): Removed.
1013 (warn_uninit): Changed to extern.
1014 (warn_uninitialized_phi): Removed.
1015 (warn_uninitialized_vars): Changed to extern.
1016 (execute_late_warn_uninitialized): Removed
1017 * tree-flow.h: Add new prototypes.
1018 * timevar.def: Add new time variable.
1019 * Makefile.in: Add new build file.
1021 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1023 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1026 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1029 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1031 2010-04-28 Martin Jambor <mjambor@suse.cz>
1033 * cgraph.h (struct cgraph_node): New field indirect_calls.
1034 (struct cgraph_indirect_call_info): New type.
1035 (struct cgraph_edge): Removed field indirect_call. New fields
1036 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1037 (cgraph_create_indirect_edge): Declare.
1038 (cgraph_make_edge_direct): Likewise.
1039 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1040 * ipa-prop.h (struct ipa_param_call_note): Removed.
1041 (struct ipa_node_params): Removed field param_calls.
1042 (ipa_create_all_structures_for_iinln): Declare.
1043 * cgraph.c: Described indirect edges and uids in initial comment.
1044 (cgraph_add_edge_to_call_site_hash): New function.
1045 (cgraph_edge): Search also among the indirect edges, use
1046 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1047 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1048 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1050 (initialize_inline_failed): Assign a reason to indirect edges.
1051 (cgraph_create_edge_1): New function.
1052 (cgraph_create_edge): Moved some functionality to
1053 cgraph_create_edge_1.
1054 (cgraph_create_indirect_edge): New function.
1055 (cgraph_edge_remove_callee): Add an assert checking for
1057 (cgraph_edge_remove_caller): Special-case indirect edges.
1058 (cgraph_remove_edge): Likewise.
1059 (cgraph_set_edge_callee): New function.
1060 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1061 (cgraph_make_edge_direct): New function.
1062 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1063 the declaration of the call statement matches.
1064 (cgraph_node_remove_callees): Special-case indirect edges.
1065 (cgraph_clone_edge): Likewise.
1066 (cgraph_clone_node): Clone also the indirect edges.
1067 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1068 indirect_call, dump count of indirect_calls edges.
1069 * ipa-prop.c (iinlining_processed_edges): New variable.
1070 (ipa_note_param_call): Create indirect edges instead of
1071 creating notes. New parameter node.
1072 (ipa_analyze_call_uses): New parameter node, pass it on to
1073 ipa_note_param_call.
1074 (ipa_analyze_stmt_uses): Likewise.
1075 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1076 (print_edge_addition_message): Work on edges rather than on notes.
1077 (update_call_notes_after_inlining): Likewise, renamed to
1078 update_indirect_edges_after_inlining.
1079 (ipa_create_all_structures_for_iinln): New function.
1080 (ipa_free_node_params_substructures): Do not free notes.
1081 (ipa_edge_duplication_hook): Propagate bits within
1082 iinlining_processed_edges bitmap.
1083 (ipa_node_duplication_hook): Do not duplicate notes.
1084 (free_all_ipa_structures_after_ipa_cp): Renamed to
1085 ipa_free_all_structures_after_ipa_cp.
1086 (free_all_ipa_structures_after_iinln): Renamed to
1087 ipa_free_all_structures_after_iinln.g
1088 (ipa_write_param_call_note): Removed.
1089 (ipa_read_param_call_note): Removed.
1090 (ipa_write_indirect_edge_info): New function.
1091 (ipa_read_indirect_edge_info): Likewise.
1092 (ipa_write_node_info): Do not stream notes, do stream information
1094 (ipa_read_node_info): Likewise.
1095 (lto_ipa_fixup_call_notes): Removed.
1096 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1097 * ipa-inline.c (pass_ipa_inline): Likewise.
1098 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1099 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1100 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1102 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1104 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1105 (output_cgraph): Stream also indirect edges.
1106 (lto_output_edge): Added capability to stream indirect edges.
1107 (input_edge): Likewise.
1108 (input_cgraph_1): Likewise.
1109 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1112 2010-04-28 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/43879
1115 PR tree-optimization/43909
1116 * tree-ssa-structalias.c (struct variable_info): Add
1117 only_restrict_pointers flag.
1118 (new_var_info): Initialize it. Increment stats.total_vars here.
1119 (create_function_info_for): Do not increment stats.total_vars
1121 (get_function_part_constraint): Fix build with C++.
1122 (insert_into_field_list): Remove.
1123 (push_fields_onto_fieldstack): Properly merge fields.
1124 (create_variable_info_for): Split and simplify.
1125 (create_variable_info_for_1): New piece.
1126 (intra_create_variable_infos): Properly make restrict constraints
1129 2010-04-28 Richard Guenther <rguenther@suse.de>
1132 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1134 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1135 Jan Hubicka <hubicka@ucw.cz>
1137 * doc/invoke.texi (-Wsuggest-attribute=const,
1138 -Wsuggest-attribute=pure): Document.
1139 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1140 (function_always_visible_to_compiler_p,
1141 suggest_attribute, warn_function_pure, warn_function_const):
1143 (check_call): Improve debug info.
1144 (analyze_function): Do not check availability.
1145 (add_new_function): Check availability.
1146 (propagate): Output warnings.
1147 (skip_function_for_local_pure_const): New function.
1148 (local_pure_const): Use it; output warnings.
1149 * common.opt (Wsuggest-attribute=const,
1150 Wsuggest-attribute=pure): New.
1152 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1154 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1155 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1156 or DW_CFA_def_cfa_offset{,_sf}.
1158 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1160 * tree.h: Fix truncated long macros.
1162 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1164 * collect2.c (TARGET_64BIT): Redefine to target's default.
1165 * tlink.c: Likewise.
1166 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1167 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1168 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1169 for underscoring __USER_LABEL_PREFIX__.
1170 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1171 (SUB_LINK_ENTRY32): New.
1172 (SUB_LINK_ENTRY64): New.
1173 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1174 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1175 (SUB_LINK_ENTRY64): New.
1176 (SUB_LINK_ENTRY): New.
1177 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1178 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1179 x64 target is choosen.
1180 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1181 * configure: Regenerated.
1182 * configure.ac (leading-mingw64-underscores): Option added.
1184 2010-04-27 Jan Hubicka <jh@suse.cz>
1186 * doc/invoke.texi (-fipa-profile): Document.
1187 * opts.c (decode_options): Enable ipa-profile at -O1.
1188 * timevar.def (TV_IPA_PROFILE): Define.
1189 * common.opt (fipa-profile): Add.
1190 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1192 (cgraph_propagate_frequency): Handle only local ones.
1193 * tree-pass.h (pass_ipa_profile): Declare.
1194 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1195 (pass_ipa_profile): Use TV_IPA_PROFILE.
1196 * ipa.c (ipa_profile): New function.
1197 (gate_ipa_profile): Likewise.
1198 (pass_ipa_profile): New global variable.
1199 * passes.c (pass_ipa_profile): New.
1201 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1203 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1205 2010-04-27 Martin Jambor <mjambor@suse.cz>
1208 * ipa.c (dissolve_same_comdat_group_list): New function.
1209 (function_and_variable_visibility): Call
1210 dissolve_same_comdat_group_list when comdat group contains external or
1212 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1213 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1215 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1217 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1218 (const_hash_1) <VECTOR_CST>: New case.
1219 (compare_constant) <VECTOR_CST>: Likewise.
1220 <ADDR_EXPR>: Deal with LABEL_REFs.
1221 (copy_constant) <VECTOR_CST>: New case.
1223 2010-04-27 Jan Hubicka <jh@suse.cz>
1225 * cgraph.c (cgraph_propagate_frequency): New function.
1226 * cgraph.h (cgraph_propagate_frequency): Declare.
1227 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1228 cgraph_propagate_frequency.
1230 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1232 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1234 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1237 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1238 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1239 here to determine which regs to push and how much stack to reserve.
1241 2010-04-27 Jie Zhang <jie@codesourcery.com>
1243 * doc/gimple.texi (gimple_statement_with_ops): Remove
1244 addresses_taken field.
1245 (gimple_statement_with_memory_ops): Likewise.
1247 2010-04-27 Jan Hubicka <jh@suse.cz>
1249 * tree-inline.c (eni_inlining_weights): Remove.
1250 (estimate_num_insns): Special case more builtins.
1252 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1255 * c-typeck.c (build_binary_op): Move forward check for comparison
1256 pointer with null pointer constant and adjust the diagnostic message.
1258 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1261 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1262 binutils supports extended .section directive needed by LTO, or
1263 warn if older binutils found.
1264 (LTO_BINARY_READER): New AC_SUBST'd variable.
1265 (LTO_USE_LIBELF): Likewise.
1266 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1268 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1269 (LTO_USE_LIBELF): Likewise.
1270 * configure: Regenerate.
1272 * collect2.c (is_elf): Rename from this ...
1273 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1274 object files in addition to ELF-formatted ones.
1275 (scan_prog_file): Caller updated. Also allow for LTO info marker
1276 symbol to be prefixed or not by an extra underscore.
1278 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1279 * config/i386/winnt.c: Also #include lto-streamer.h
1280 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1282 (i386_pe_asm_output_aligned_decl_common): Add comment.
1283 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1285 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1288 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1289 Add missing earlyclobber for second alternative.
1291 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1293 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1294 bits for artificial defs at the top of the block.
1295 * fwprop.c (single_def_use_enter_block): Don't call it.
1297 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1300 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1301 instead of "$gcc_cv_objdump -T".
1302 Use "-undefined dynamic_lookup" on darwin.
1303 * gcc/configure: Regenerate.
1305 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1308 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1310 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1312 * c-parser.c (struct c_token): Move location field up.
1313 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1314 (struct c_declspecs): Convert typespec_word, storage_class, and
1315 default_int_p into bitfields.
1316 (struct c_declarator): Move loc field up.
1318 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1320 * cfgloop.h (struct loop): Move can_be_parallel field up.
1321 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1322 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1324 (struct iv_cand): Convert pos field into a bitfield.
1325 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1327 (struct _stmt_vec_info): Shuffle fields for better packing.
1329 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1331 * varasm.c (IN_NAMED_SECTION): Remove guard.
1332 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1333 (IN_NAMED_SECTION_P): ...this.
1334 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1335 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1337 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1339 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1340 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1341 of shadowing it. Fix comments.
1343 2010-04-26 Jan Hubicka <jh@suse.cz>
1345 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1346 (cgraph_clone_node): Copy function frequency.
1347 * cgraph.h (node_frequency): New enum
1348 (struct cgraph_node): Add.
1349 * final.c (rest_of_clean_state): Update.
1350 * lto-cgraph.c (lto_output_node): Output node frequency.
1351 (input_overwrite_node): Input node frequency.
1352 * tre-ssa-loop-ivopts (computation_cost): Update.
1353 * lto-streamer-out.c (output_function): Do not output function
1355 * predict.c (maybe_hot_frequency_p): Update and handle functions
1357 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1359 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1360 (compute_function_frequency): Set noreturn functions to be executed
1362 (choose_function_section): Update.
1363 * lto-streamer-in.c (input_function): Do not input function frequency.
1364 * function.c (allocate_struct_function): Do not initialize function
1366 * function.h (function_frequency): Remove.
1367 (struct function): Remove function frequency.
1368 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1369 (try_update): Update.
1370 * tree-inline.c (initialize_cfun): Do not update function frequency.
1371 * passes.c (pass_init_dump_file): Update.
1372 * i386.c (ix86_compute_frame_layout): Update.
1373 (ix86_pad_returns): Update.
1375 2010-04-26 Jie Zhang <jie@codesourcery.com>
1377 PR tree-optimization/43833
1378 * tree-vrp.c (range_int_cst_p): New.
1379 (range_int_cst_singleton_p): New.
1380 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1381 when both operands are constants. Use range_int_cst_p in
1384 2010-04-26 Jan Hubicka <jh@suse.cz>
1386 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1388 2010-04-26 Richard Guenther <rguenther@suse.de>
1391 * gimple.c (gimple_decl_printable_name): Deal gracefully
1392 with a NULL DECL_NAME.
1394 2010-04-26 Richard Guenther <rguenther@suse.de>
1397 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1398 if emitting debug information and it is either a function
1399 or a namespace decl.
1401 2010-04-26 Ira Rosen <irar@il.ibm.com>
1403 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1404 determine if the statement is vectorizable, and a macro to access it.
1405 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1406 Skip statements that can't be vectorized. If the analysis fails,
1407 mark the statement as unvectorizable if vectorizing basic block.
1408 (vect_compute_data_refs_alignment): Likewise.
1409 (vect_verify_datarefs_alignment): Skip statements marked as
1410 unvectorizable. Add print.
1411 (vect_analyze_group_access): Skip statements that can't be
1412 vectorized. If the analysis fails, mark the statement as
1413 unvectorizable if vectorizing basic block.
1414 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1415 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1416 generated stmts for SLP.
1417 (new_stmt_vec_info): Initialize the new field.
1418 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1419 statements marked as unvectorizable.
1421 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1423 * c-common.c (flag_isoc1x): New.
1424 (flag_isoc99): Update comment.
1425 * c-common.h (flag_isoc1x): New.
1426 (flag_isoc99): Update comment.
1427 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1428 __<type>_DECIMAL_DIG__.
1429 * c-opts.c (set_std_c1x): New.
1430 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1431 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1432 * c.opt (-std=c1x, -std=gnu1x): New options.
1433 * doc/cpp.texi: Mention -std=c1x.
1434 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1435 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1436 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1437 * doc/standards.texi: Mention C1X.
1438 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1439 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1440 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1443 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1446 placeholder from 0x%x to %#x.
1447 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1448 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1449 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1450 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1451 * config/i386/i386.c (ix86_target_string): Ditto.
1452 (output_pic_addr_const): Ditto.
1453 (print_operand): Ditto.
1455 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1457 * combine.c (find_split_point): Add third argument. Use it
1458 to find nested multiply-accumulate instructions. Adjust calls.
1459 (try_combine): Adjust call to find_split_point.
1461 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1463 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1465 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1467 PR tree-optimization/41442
1468 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1469 (fold_binary_loc): Call it.
1471 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1473 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1474 * opts.c (common_handle_option): Allow disabling it.
1475 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1477 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1479 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1480 between modes if both types are integral.
1482 2010-04-23 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/43572
1485 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1487 2010-04-23 Richard Guenther <rguenther@suse.de>
1490 * tree-inline.c (tree_can_inline_p): Also check compatibility
1493 2010-04-23 Martin Jambor <mjambor@suse.cz>
1495 PR tree-optimization/43846
1496 * tree-sra.c (struct access): New flag grp_assignment_read.
1497 (build_accesses_from_assign): Set grp_assignment_read.
1498 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1499 (enum mark_read_status): New type.
1500 (analyze_access_subtree): Propagate grp_assignment_read, create
1501 accesses also if both direct_read and root->grp_assignment_read.
1503 2010-04-23 Martin Jambor <mjambor@suse.cz>
1506 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1507 function does not have type attributes.
1509 2010-04-23 Richard Guenther <rguenther@suse.de>
1512 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1515 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1517 * sese.h (create_if_region_on_edge): Remove.
1519 * sese.c (create_if_region_on_edge): Make static.
1521 * tree-inline.c: Do not include ggc.h.
1523 * expr.c: Do not include ggc.h.
1525 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1528 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1531 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1532 in the middle of insns for casesi_worker_2.
1534 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1536 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1538 2010-04-22 Ira Rosen <irar@il.ibm.com>
1540 PR tree-optimization/43842
1541 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1542 loop unrolling in update of exit phis. Fix comment.
1543 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1544 least two reduction statements in the loop before starting SLP
1547 2010-04-22 Nick Clifton <nickc@redhat.com>
1549 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1551 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1553 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1556 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1558 * tree-parloops.c (loop_parallel_p): New argument
1559 parloop_obstack. Pass it down.
1560 (parallelize_loops): New variable parloop_obstack. Initialize it,
1561 pass it down, free it.
1563 * tree-loop-linear.c (linear_transform_loops): Pass down
1566 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1567 of type struct obstack *.
1569 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1570 scratch_obstack. Initialize it, pass down, free it.
1572 * lambda.h (lambda_loop_new): Remove.
1573 (lambda_matrix_new, lambda_matrix_inverse)
1574 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1575 argument of type struct obstack *.
1577 * lambda-trans.c (lambda_trans_matrix_new): New argument
1578 lambda_obstack. Pass it down, use obstack allocation for ret.
1579 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1582 * lambda-mat.c (lambda_matrix_get_column)
1583 (lambda_matrix_project_to_null): Remove.
1584 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1586 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1589 * lambda-code.c (lambda_loop_new): New function.
1590 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1591 (lambda_compute_auxillary_space, lambda_compute_target_space)
1592 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1593 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1594 (build_access_matrix): New argument lambda_obstack. Use obstack
1596 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1597 argument lambda_obstack. Pass it down.
1599 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1601 * optabs.h (expand_widening_mult): Declare.
1603 2010-04-22 Richard Guenther <rguenther@suse.de>
1605 PR tree-optimization/43845
1606 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1607 lookup the CALL_EXPR function and arguments.
1609 2010-04-22 Nick Clifton <nickc@redhat.com>
1611 * config/stormy16/stormy16.c
1612 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1613 * config/stormy16/stormy16.h: Tidy up formatting.
1614 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1615 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1616 (ineqbranchsi): Delete pattern.
1617 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1618 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1619 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1620 stormy16-lib2-ucmpsi2.c.
1622 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1624 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1625 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1626 extra set merge_set_noclobber, and use it to relax the final test
1628 * df.h (df_simulate_find_noclobber_defs): Declare.
1629 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1631 (df_simulate_find_noclobber_defs): New function.
1633 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md: Use {} around multi-line preparation statements.
1637 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1639 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1640 (process_init_element): New argument of type struct obstack *.
1642 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1643 (set_init_index, set_init_label, set_nonincremental_init)
1644 (set_nonincremental_init_from_string, find_init_member)
1645 (output_init_element, output_pending_init_elements)
1646 (process_init_element): New argument braced_init_obstack. Pass it
1648 (push_range_stack, add_pending_init): New argument
1649 braced_init_obstack. Use obstack allocation.
1651 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1652 braced_init_obstack. Pass it down.
1653 (c_parser_braced_init): New variables ret, braced_init_obstack.
1654 Initialize obstack, pass it down and finally free it.
1656 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1659 * tree-pass.h (pass_optimize_widening_mul): Declare.
1660 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1661 gate_optimize_widening_mul): New static functions.
1662 (pass_optimize_widening_mul): New.
1663 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1664 <case MULT_EXPR>: Remove support for widening multiplies.
1665 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1666 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1667 simplify_gen_unary rather than directly building extensions.
1668 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1670 * expmed.c (expand_widening_mult): New function.
1671 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1673 2010-04-21 Jan Hubicka <jh@suse.cz>
1675 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1676 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1677 * lto-wpa-fixup.c: Remove.
1678 * Makefile.in (lto-wpa-fixup.o): Remove.
1679 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1680 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1681 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1683 2010-04-21 Jan Hubicka <jh@suse.cz>
1685 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1686 add write_optimization_summary, read_optimization_summary.
1687 (ipa_write_summaries_of_cgraph_node_set): Remove.
1688 (ipa_write_optimization_summaries): Declare.
1689 (ipa_read_optimization_summaries): Declare.
1690 * ipa-cp.c (pass_ipa_cp): Update.
1691 * ipa-reference.c (pass_ipa_reference): Update.
1692 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1693 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1695 * ipa-inline.c (pass_ipa_inline): Update.
1696 * ipa.c (pass_ipa_whole_program): Update.
1697 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1698 * passes.c (ipa_write_summaries_1): Do not test wpa.
1699 (ipa_write_optimization_summaries_1): New.
1700 (ipa_write_optimization_summaries): New.
1701 (ipa_read_summaries): Do not test ltrans.
1702 (ipa_read_optimization_summaries_1): New.
1703 (ipa_read_optimization_summaries): New.
1705 2010-04-21 Jan Hubicka <jh@suse.cz>
1707 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1709 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1711 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1714 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1715 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1717 2010-04-21 Jan Hubicka <jh@suse.cz>
1719 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1721 2010-04-21 Jan Hubicka <jh@suse.cz>
1723 * varpool.c (decide_is_variable_needed): Variable is always needed
1726 2010-04-21 Jan Hubicka <jh@suse.cz>
1728 * opts.c (decode_options): Enable pure-const pass for whopr.
1730 2010-04-21 Jan Hubicka <jh@suse.cz>
1732 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1733 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1735 (cgraph_decide_inlining): Do not expect callee to be removed in all
1738 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1740 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1742 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1745 amdfam10_decode attributes.
1747 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1750 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1751 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1752 (lower_copyprivate_clauses): Use private var in outer
1753 context instead of original var. Make sure the types
1754 are correct for VLAs.
1756 2010-04-21 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1759 to non-pointer objects.
1761 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1763 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1764 last chain entry if it starts with the still current label.
1765 (add_location_or_const_value_attribute): Check that
1766 loc_list->first->next is NULL instead of comparing ->first with ->last.
1767 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1768 to add_var_loc_to_decl.
1770 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1771 >= 4 add also address size and segment size fields into CIE header.
1773 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1774 long as address size is the same as sizeof (void *) and
1776 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1777 address size or segment size is unexpected, return DW_EH_PE_omit.
1778 (classify_object_over_fdes): If get_cie_encoding returned
1779 DW_EH_PE_omit, return -1.
1780 (init_object): If classify_object_over_fdes returned -1,
1781 pretend there were no FDEs at all.
1783 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1786 bswap{si,di}2 using SWI48 mode iterator.
1787 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1788 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1789 set modrm attribute of bswap insn to 0 and remove length attribute.
1790 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1791 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1792 set mode attribute to <MODE> and remove length attribute.
1794 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1796 PR rtl-optimization/43520
1797 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1798 zero available registers.
1800 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * builtins.c (fold_builtin_cproj): Fold more cases.
1804 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1807 (fold_builtin_1): Fold builtin cproj.
1808 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1809 Use ATTR_CONST_NOTHROW_LIST.
1811 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1814 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1815 ffsi2_no_cmove for !TARGET_CMOVE.
1816 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1817 (ffssi2): Remove expander.
1818 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1820 (ctz<mode>2): Ditto from ctz{si,di}2.
1821 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1823 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1826 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1828 * dwarf2out.c (AT_linkage_name): Define.
1829 (clone_as_declaration): Handle DW_AT_linkage_name.
1830 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1831 of DW_AT_MIPS_linkage_name.
1832 (move_linkage_attr): Likewise.
1833 (dwarf2out_finish): Likewise.
1835 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1838 * fold-const.c (fold_comparison): New folding rule.
1840 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1842 * double-int.h (double_int_setbit): Declare.
1843 * double-int.c (double_int_setbit): New function.
1844 * rtl.h (immed_double_int_const): Declare.
1845 * emit-rtl.c (immed_double_int_const): New function.
1846 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1847 and immed_double_int_const functions.
1848 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1849 expand_copysign_bit): (Ditto.).
1850 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1851 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1852 * dojump.c (prefer_and_bit_test): (Ditto.).
1853 * expr.c (convert_modes, reduce_to_bit_field_precision,
1854 const_vector_from_tree): (Ditto.).
1855 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1857 2010-04-20 Jan Hubicka <jh@suse.cz>
1859 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1860 (dump_cgraph_node): Dump new flags.
1861 * cgraph.h (struct cgraph_node): Add flags
1862 reachable_from_other_partition and in_other_partition.
1863 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1864 other partition can not be removed.
1865 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1866 the other partition must be output; silence sanity checking on
1867 leaking functions bodies from other paritition.
1868 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1869 (lto_output_node): Output new flags; do not sanity check that inline
1870 clones are output; drop lto_forced_extern_inline_p code; do not mock
1871 visibility flags at partition boundaries.
1872 (add_node_to): New function.
1873 (output_cgraph): Use it to sort functions so masters appear before
1875 (input_overwrite_node): Input new flags.
1876 * passes.c (ipa_write_summaries): Do not call
1877 lto_new_extern_inline_states.
1878 * lto-section-out.c (forced_extern_inline,
1879 lto_new_extern_inline_states lto_delete_extern_inline_states,
1880 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1881 * lto-streamer.h (lto_new_extern_inline_states,
1882 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1883 lto_forced_extern_inline_p): Kill.
1885 2010-04-20 Richard Guenther <rguenther@suse.de>
1887 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1888 from vars that can have pointers.
1889 (process_constraint): Dump useless constraints.
1891 2010-04-20 Richard Guenther <rguenther@suse.de>
1893 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1894 (dump_sa_points_to_info): Remove asserts.
1895 (init_base_vars): nothing_id isn't an escape point nor does it
1898 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1900 * tree.h (TYPE_REF_IS_RVALUE): Define.
1901 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1902 should_move_die_to_comdat, prune_unused_types_walk): Handle
1903 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1904 (modified_type_die, gen_reference_type_die): Emit
1905 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1906 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1908 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1911 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1912 calls for -fpic -m31 if they have been sibcall optimized.
1914 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1916 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1917 ar.lc fixed and call-used.
1919 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1921 2010-04-19 Jan Hubicka <jh@suse.cz>
1923 * opts.c (decode_options): Disable whpr incompatible passes.
1924 * lto/lto.c (lto_1_to_1_map): Skip clones.
1925 (read_cgraph_and_symbols): Do not mark everything as needed.
1926 (do_whole_program_analysis): Do map only after optimizing;
1927 set proper cgraph_state; use passmanager.
1929 2010-04-19 DJ Delorie <dj@redhat.com>
1931 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1932 POINTER_PLUS_EXPR and fix them.
1934 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1936 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1937 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1938 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1939 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1940 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1941 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1942 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1943 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1944 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1945 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1946 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1948 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1950 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1951 (check_cond_move_block): Likewise.
1952 (cond_move_process_if_block): Likewise.
1953 (noce_find_if_block): Improve formatting.
1954 (find_if_header): Pass 0 to memset and tweak conditions.
1955 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1957 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1959 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1963 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1964 with non-local decl doesn't need chain.
1966 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1968 * ira-color.c (allocno_reload_assign): Avoid accumulating
1969 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1971 2010-04-19 Martin Jambor <mjambor@suse.cz>
1973 * gimple.h (create_tmp_reg): Declare.
1974 * gimplify.c (create_tmp_reg): New function.
1975 (gimplify_return_expr): Use create_tmp_reg.
1976 (gimplify_omp_atomic): Likewise.
1977 (gimple_regimplify_operands): Likewise.
1978 * tree-dfa.c (make_rename_temp): Likewise.
1979 * tree-predcom.c (predcom_tmp_var): Likewise.
1980 (reassociate_to_the_same_stmt): Likewise.
1981 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1982 (get_replaced_param_substitute): Likewise.
1983 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1984 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1985 * tree-ssa-pre.c (get_representative_for): Likewise.
1986 (create_expression_by_pieces): Likewise.
1987 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1988 (create_tailcall_accumulator): Likewise.
1990 2010-04-19 Martin Jambor <mjambor@suse.cz>
1992 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1994 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1996 2010-04-19 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/43796
1999 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2000 from SCEV in the lattice.
2001 (vrp_visit_phi_node): Dump change.
2003 2010-04-19 Richard Guenther <rguenther@suse.de>
2005 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2006 * configure: Re-generated.
2008 2010-04-19 Richard Guenther <rguenther@suse.de>
2010 PR tree-optimization/43783
2011 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2012 constant ARRAY_REF operands two and three if possible.
2014 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2019 2010-04-19 Jie Zhang <jie@codesourcery.com>
2022 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2024 2010-04-19 Ira Rosen <irar@il.ibm.com>
2026 PR tree-optimization/37027
2027 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2028 and macro to access it.
2029 (vectorizable_reduction): Add argument.
2030 (vect_get_slp_defs): Likewise.
2031 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2032 statements for possible use in SLP.
2033 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2034 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2035 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2037 (vectorizable_reduction): Likewise.
2038 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2040 (vectorizable_type_demotion, vectorizable_type_promotion,
2041 vectorizable_store): Likewise.
2042 (vect_analyze_stmt): Update call to vectorizable_reduction.
2043 (vect_transform_stmt): Likewise.
2044 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2045 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2046 from different interleaving chains in same node.
2047 (vect_slp_rearrange_stmts): New function.
2048 (vect_supported_load_permutation_p): Allow load permutations for
2049 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2050 inside SLP nodes if necessary.
2051 (vect_analyze_slp_instance): Handle reductions.
2052 (vect_analyze_slp): Try to build SLP instances originating from groups
2054 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2055 (vect_get_constant_vectors): Create initial vectors for reductions
2056 according to reduction code. Add new argument.
2057 (vect_get_slp_defs): Add new argument, pass it to
2058 vect_get_constant_vectors.
2059 (vect_schedule_slp_instance): Remove SLP tree root statements.
2061 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2063 * tree.h (ENUM_IS_SCOPED): Define.
2064 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2065 for ENUM_IS_SCOPED enums.
2067 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2069 * fold-const.c (fold_comparison): Use ssizetype.
2070 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2071 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2072 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2073 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2075 * tree.h (initialize_sizetypes): Remove parameter.
2076 (build_common_tree_nodes): Remove second parameter.
2077 * stor-layout.c (initialize_sizetypes): Remove parameter.
2078 Always create an unsigned type.
2079 (set_sizetype): Assert that the passed type is unsigned and simplify.
2080 * tree.c (build_common_tree_nodes): Remove second parameter.
2081 Adjust call to initialize_sizetypes.
2082 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2083 build_common_tree_nodes.
2085 2010-04-18 Matthias Klose <doko@ubuntu.com>
2087 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2089 2010-04-18 Ira Rosen <irar@il.ibm.com>
2091 PR tree-optimization/43771
2092 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2093 load permutation doesn't have gaps.
2095 2010-04-18 Jan Hubicka <jh@suse.cz>
2097 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2098 (sse_prologue_save_insn expander): Use new pattern.
2099 (sse_prologue_save_insn1): New pattern and splitter.
2100 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2102 * i386.c (setup_incoming_varargs_64): Do not compute jump
2104 (ix86_gimplify_va_arg): Update alignment needed.
2105 (ix86_local_alignment): Do not align all local arrays to 128bit.
2107 2010-04-17 Jan Hubicka <jh@suse.cz>
2109 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2111 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2113 * arm.md (negdi2): Remove redundant code to force values into a
2116 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2118 * arm/bpabi.S: Add EABI alignment attributes to objects.
2119 * arm/bpabi-v6m.S: Likewise.
2120 * arm/crti.asm: Likewise.
2121 * arm/crtn.asm: Likewise.
2122 * arm/lib1funcs.asm: Likewise.
2123 * arm/libunwind.S: Likewise.
2125 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2127 * arm-protos.h (tune_params): New structure.
2128 * arm.c (current_tune): New variable.
2129 (arm_constant_limit): Delete.
2130 (struct processors): Add pointer to the tune parameters.
2131 (arm_slowmul_tune): New tuning option.
2132 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2133 (all_cores): Adjust to pick up the tuning model.
2134 (arm_constant_limit): New function.
2135 (arm_override_options): Select the appropriate tuning model. Delete
2136 initialization of arm_const_limit.
2137 (arm_split_constant): Use the new constant-limit model.
2138 (arm_rtx_costs): Pick up the current tuning model.
2139 * arm.md (is_strongarm, is_xscale): Delete.
2140 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2141 for Xscale variant architectures.
2142 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2144 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2146 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2148 (arm_rtx_costs_1): Remove unused variable extra_cost.
2149 (arm_unwind_emit_set): Use variable offset.
2150 (thumb1_output_casesi): Remove unused variable flags.
2152 2010-04-16 Jeff Law <law@redhat.com>
2154 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2155 needing assignment rather than doing a two-phase assignment. Remove
2156 unused variable 'm'.
2158 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2161 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2163 2010-04-16 Doug Kwan <dougkwan@google.com>
2165 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2166 (next_operand_entry_id): New static variable.
2167 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2168 (add_to_ops_vec): Assigned unique ID to operand entry.
2169 (struct oecount_s): New field ID.
2170 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2171 (undistribute_ops_list): Assign unique IDs to oecounts.
2172 (init_reassoc): reset next_operand_entry_id.
2174 2010-04-16 Doug Kwan <dougkwan@google.com>
2176 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2177 missing left parenthesis.
2179 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2182 *btdi_rex64 using SWI48 mode iterator.
2183 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2184 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2185 *jcc_btdi_mask_rex64.
2187 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2189 * double-int.h (tree_to_double_int): Convert to macro.
2190 * double-int.c (tree_to_double_int): Remove.
2192 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2195 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2196 with want_address 2 and in case a single element list might be
2197 possible, call it again with want_address 0.
2199 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2201 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2202 case 'W' print operands for HI mode.
2203 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2204 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2205 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2206 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2208 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2210 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2211 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2212 #xx:3 and #xx:4 mode.
2214 * config/h8300/h8300.md (inverted load with HImode dest): Add
2215 support for H8300SX.
2217 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2218 satisfy 'U' constraint.
2220 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2222 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2223 * configure: Regenerate.
2224 * config.in: Regenerate.
2225 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2228 2010-04-16 Richard Guenther <rguenther@suse.de>
2230 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2231 (struct tree_decl_common): ... here.
2232 (DECL_PT_UID): Adjust.
2233 (SET_DECL_PT_UID): Likewise.
2234 (DECL_PT_UID_SET_P): Likewise.
2236 2010-04-16 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/43572
2239 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2240 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2241 * tree-flow.h (is_call_clobbered): Remove.
2242 * tree-flow-inline.h (is_call_clobbered): Likewise.
2243 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2244 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2245 (execute_return_slot_opt): Adjust.
2246 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2247 check for call clobbered vars here.
2248 (find_tail_calls): Move tailcall verification to the
2251 2010-04-16 Diego Novillo <dnovillo@google.com>
2253 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2255 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2258 * config/arm/arm.md (cbranchqi4): New pattern.
2259 * config/arm/predicates.md (const0_operand,
2260 cbranchqi4_comparison_operator): New predicates.
2262 2010-04-16 Richard Guenther <rguenther@suse.de>
2264 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2265 (dump_gimple_stmt): Likewise.
2267 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2269 * recog.h (struct recog_data): New field is_operator.
2270 (struct insn_operand_data): New field is_operator.
2271 * recog.c (extract_insn): Set recog_data.is_operator.
2272 * genoutput.c (output_operand_data): Emit code to set the
2274 * reload.c (find_reloads): Use it rather than testing for an
2275 empty constraint string.
2278 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2279 If the previous insn is a cbranchsi4_insn with the same arguments,
2280 omit the compare instruction.
2282 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2283 register, inputs must be low registers and we need a low register
2284 scratch. Handle alternative 2 like alternative 3.
2286 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2288 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2289 don't call get_addr on both. If one expression is a VALUE and
2290 the other a REG, check VALUE's locs if the REG isn't among them.
2292 2010-04-16 Christian Bruel <christian.bruel@st.com>
2294 * config/sh/sh.h (sh_frame_pointer_required): New function.
2295 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2296 (flag_omit_frame_pointer) Set.
2297 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2298 (rounded_frame_size): Adjust size with outgoing_args_size.
2299 (sh_set_return_address): Must return from stack pointer.
2300 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2301 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2302 (ACCUMULATE_OUTGOING_ARGS): Define.
2303 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2304 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2306 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2309 * config/sh/sh.c (sh_legitimize_reload_address): Use
2310 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2311 Remove a unneeded check for offset_base.
2313 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2315 * configure: Regenerated.
2317 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2319 * config/s390/s390.c (s390_call_save_register_used): Switch back
2320 to HARD_REGNO_NREGS.
2322 2010-04-15 Richard Guenther <rguenther@suse.de>
2324 * alias.c (alias_set_subset_of): Handle alias-set zero
2327 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2328 Julian Brown <julian@codesourcery.com>
2330 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2331 alternatives according to use of high and low regs.
2332 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2333 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2334 optimizing for size on Thumb-2.
2336 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2338 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2340 2010-04-15 Richard Guenther <rguenther@suse.de>
2342 * tree-ssa-structalias.c (struct variable_info): Add
2344 (new_var_info): Initialize it.
2345 (dump_constraints): Support printing last added constraints.
2346 (debug_constraints): Adjust.
2347 (dump_constraint_graph): Likewise.
2348 (make_heapvar_for): Check for NULL cfun.
2349 (get_function_part_constraint): New function.
2350 (get_fi_for_callee): Likewise.
2351 (find_func_aliases): Properly implement IPA PTA constraints.
2352 (process_ipa_clobber): New function.
2353 (find_func_clobbers): Likewise.
2354 (insert_into_field_list_sorted): Remove.
2355 (create_function_info_for): Properly allocate vars for IPA mode.
2356 Do not use insert_into_field_list_sorted.
2357 (create_variable_info_for): Properly generate constraints for
2358 global vars in IPA mode.
2359 (dump_solution_for_var): Always dump the solution.
2360 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2361 (find_what_var_points_to): Adjust.
2362 (pt_solution_set): Change.
2363 (pt_solution_ior_into): New function.
2364 (pt_solution_empty_p): Export.
2365 (pt_solution_includes_global): Adjust.
2366 (pt_solution_includes_1): Likewise.
2367 (pt_solutions_intersect_1): Likewise.
2368 (dump_sa_points_to_info): Check some invariants.
2369 (solve_constraints): Move constraint dumping ...
2370 (compute_points_to_sets): ... here.
2371 (ipa_pta_execute): ... and here.
2372 (compute_may_aliases): Do not re-compute points-to info
2373 locally if IPA info is available.
2374 (ipa_escaped_pt): New global var.
2375 (ipa_pta_execute): Properly implement IPA PTA.
2376 * tree-into-ssa.c (dump_decl_set): Support dumping
2377 decls not in referenced-vars.
2378 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2379 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2380 (dump_points_to_solution): Likewise.
2381 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2382 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2383 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2384 (copy_decl_to_var): Copy DECL_PT_UID.
2385 (copy_result_decl_to_var): Likewise.
2386 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2387 (copy_node_stat): Copy it.
2388 * tree.h (DECL_PT_UID): New macro.
2389 (SET_DECL_PT_UID): Likewise.
2390 (DECL_PT_UID_SET_P): Likewise.
2391 (struct tree_decl_minimal): Add pt_uid member.
2392 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2393 (pt_solution_empty_p): Declare.
2394 (pt_solution_set): Adjust.
2395 (ipa_escaped_pt): Declare.
2396 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2397 * gimple-pretty-print.c (pp_points_to_solution): New function.
2398 (dump_gimple_call): Dump call clobber/use information.
2399 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2400 * tree-pass.h (TDF_ALIAS): New dump option.
2401 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2402 * doc/invoke.texi (-fipa-pta): Update documentation.
2404 2010-04-15 Richard Guenther <rguenther@suse.de>
2406 * Makefile.in (OBJS-common): Add gimple-fold.o.
2407 (gimple-fold.o): New rule.
2408 * tree.h (maybe_fold_offset_to_reference,
2409 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2411 * gimple.h: ... here.
2412 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2413 may_propagate_address_into_dereference): Move prototypes ...
2414 * gimple.h: ... here.
2415 * tree-ssa-ccp.c (get_symbol_constant_value,
2416 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2417 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2418 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2419 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2420 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2421 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2422 gimplify_and_update_call_from_tree): Move ...
2423 * gimple-fold.c: ... here. New file.
2424 (ccp_fold_builtin): Rename to ...
2425 (gimple_fold_builtin): ... this.
2426 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2428 2010-04-15 Richard Guenther <rguenther@suse.de>
2430 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2431 fit_double_type, force_fit_type_double, add_double_with_sign,
2432 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2433 lrotate_double, rrotate_double, div_and_round_double): Move ...
2434 * double-int.c: ... here.
2435 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2436 add_double, neg_double, mul_double_with_sign, mul_double,
2437 lshift_double, rshift_double, lrotate_double, rrotate_double,
2438 div_and_round_double): Move prototypes ...
2439 * double-int.h: ... here.
2441 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2444 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2445 matching constraints to ensure inputs match the output.
2447 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2450 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2451 in an input-only operand.
2453 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2455 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2456 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2457 (double_int_negative_p): Convert to static inline function.
2458 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2459 (double_int_negative_p): Remove.
2460 * tree.h (lshift_double, rshift_double):
2461 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2462 * fold-const.c (fold_convert_const_int_from_real,
2463 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2464 (lshift_double): Change type of arith argument to bool.
2465 (rshift_double): Change type of arith argument to bool. Correct
2467 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2469 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2472 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2473 at the start and end of the then/else blocks, and omit them from the
2475 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2476 argument; all callers changed. Pass zero to old_insns_match_p instead.
2477 (flow_find_head_matching_sequence): New function.
2478 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2479 * basic-block.h (flow_find_cross_jump,
2480 flow_find_head_matching_sequence): Declare functions.
2482 2010-04-14 Jason Merrill <jason@redhat.com>
2485 * c-common.c (attribute_takes_identifier_p): New fn.
2486 * c-common.h: Declare it.
2488 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2492 (*udivmod<mode>4): Ditto.
2494 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/i386.md (maxmin_int): Rename code attribute from
2497 maxminiprefix and update all users.
2498 (maxmin_float): Ditto from maxminfprefix.
2499 (logic): Ditto from logicprefix.
2500 (absneg_mnemonic): Ditto from absnegprefix.
2501 * config/i386/mmx.md: Update all users of maxminiprefix,
2502 maxminfprefix and logicprefix for rename.
2503 * config/i386/sse.md: Ditto.
2504 * config/i386/sync.md (sync_<code><mode>): Update for
2507 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2510 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2511 warnings converted to errors.
2513 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2515 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2516 used insn_type variable.
2517 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2518 to avoid set-but-not-used warning.
2520 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2522 * df-core.c (df_ref_debug): Change format string placeholder
2524 * dwarf2asm.c (dw2_asm_output_data_raw,
2525 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2526 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2527 * dwarf2out.c (output_cfi, output_cfi_directive,
2528 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2529 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2531 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2532 * print-rtl.c (print_rtx): Ditto.
2534 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2537 * builtins.c (expand_builtin_pow_root): New function to expand pow
2538 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2539 series of sqrt and cbrt calls under -ffast-math.
2540 (expand_builtin_pow): Call it.
2542 2010-04-14 Michael Matz <matz@suse.de>
2544 PR tree-optimization/42963
2545 * tree-cfg.c (touched_switch_bbs): New static variable.
2546 (group_case_labels_stmt): New function broken out from ...
2547 (group_case_labels): ... here, use the above.
2548 (start_recording_case_labels): Allocate touched_switch_bbs.
2549 (end_recording_case_labels): Deallocate it, call
2550 group_case_labels_stmt.
2551 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2553 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2558 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2562 2010-04-13 Jan Hubicka <jh@suse.cz>
2564 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2565 of optimized out static functions.
2566 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2567 cost computation. Also sanity check for overflows.
2568 (update_caller_keys): Update cgraph_edge_badness call; properly
2569 update fibheap and sanity check that it is up to date.
2570 (add_new_edges_to_heap): Update cgraph_edge_badness.
2571 (cgraph_decide_inlining_of_small_function): Likewise;
2572 add sanity checking that badness in heap is up to date;
2573 improve dumping of reason; Update badness of calls to the
2574 offline copy of function currently inlined; dump badness
2575 of functions not inlined because of unit growth limits.
2577 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2580 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2581 because of sign-extension change when converting to sizetype here...
2582 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2584 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2585 the folding to constants. Remove redundant final conversion.
2586 (fold_binary) <associate>: Do not associate if the re-association of
2587 constants alone overflows.
2588 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2589 to the end of the list.
2590 (multiple_of_p) <COND_EXPR>: New case.
2592 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2594 * opt-functions.awk (opt_sanitized_name): New.
2596 * optc-gen.awk: Use it
2597 * opth-gen.awk: Use it.
2599 2010-04-13 Martin Jambor <mjambor@suse.cz>
2601 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2602 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2603 children. Call replace_uses_with_default_def_ssa_name to handle
2606 2010-04-13 Michael Matz <matz@suse.de>
2609 * builtins.c (expand_builtin_interclass_mathfn): Also create
2610 a register if the predicate doesn't match.
2612 2010-04-13 Diego Novillo <dnovillo@google.com>
2614 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2615 * c-pch.c: Include timevar.h.
2616 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2617 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2618 * ggc-common.c: Include timevar.h.
2619 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2620 * timevar.def (TV_PCH_SAVE): Define.
2621 (TV_PCH_CPP_SAVE): Define.
2622 (TV_PCH_PTR_REALLOC): Define.
2623 (TV_PCH_PTR_SORT): Define.
2624 (TV_PCH_RESTORE): Define.
2625 (TV_PCH_CPP_RESTORE): Define.
2627 2010-04-13 Michael Matz <matz@suse.de>
2629 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2631 (can_reassociate_p): New function.
2632 (break_up_subtract_bb, reassociate_bb): Use it.
2634 2010-04-13 Richard Guenther <rguenther@suse.de>
2637 * builtins.c (c_readstr): Fix assert.
2639 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2642 when generating cltd insn.
2644 (*ashl<mode>3_1): Remove special handling for register operand 2.
2645 (*ashlsi3_1_zext): Ditto.
2646 (*ashlhi3_1): Ditto.
2647 (*ashlhi3_1_lea): Ditto.
2648 (*ashlqi3_1): Ditto.
2649 (*ashlqi3_1_lea): Ditto.
2650 (*<shiftrt_insn><mode>3_1): Ditto.
2651 (*<shiftrt_insn>si3_1_zext): Ditto.
2652 (*<shiftrt_insn>qi3_1_slp): Ditto.
2653 (*<rotate_insn><mode>3_1): Ditto.
2654 (*<rotate_insn>si3_1_zext): Ditto.
2655 (*<rotate_insn>qi3_1_slp): Ditto.
2657 2010-04-13 Richard Guenther <rguenther@suse.de>
2659 * tree-ssa-structalias.c (callused_id): Remove.
2660 (call_stmt_vars): New.
2661 (get_call_vi): Likewise.
2662 (lookup_call_use_vi): Likewise.
2663 (lookup_call_clobber_vi): Likewise.
2664 (get_call_use_vi): Likewise.
2665 (get_call_clobber_vi): Likewise.
2666 (make_transitive_closure_constraints): Likewise.
2667 (handle_const_call): Adjust to do per-call call-used handling.
2668 (handle_pure_call): Likewise.
2669 (find_what_var_points_to): Remove general callused handling.
2670 (init_base_vars): Likewise.
2671 (init_alias_vars): Initialize call_stmt_vars.
2672 (compute_points_to_sets): Process call-used and call-clobbered
2673 vars for call statements.
2674 (delete_points_to_sets): Free call_stmt_vars.
2676 2010-04-13 Richard Guenther <rguenther@suse.de>
2678 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2679 Only add RW dependence for dependence distance zero.
2680 Adjust maximal vectorization factor according to dependences.
2681 Move alignment handling ...
2682 (vect_find_same_alignment_drs): ... here. New function.
2683 (vect_analyze_data_ref_dependences): Adjust.
2684 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2685 (vect_analyze_data_refs): Adjust minimal vectorization factor
2686 according to data references.
2687 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2688 dependences before determining the vectorization factor.
2689 Analyze alignment after determining the vectorization factor.
2690 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2691 dependences before alignment.
2692 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2694 (vect_analyze_data_refs): Likewise.
2695 (MAX_VECTORIZATION_FACTOR): New define.
2697 2010-04-13 Duncan Sands <baldrick@free.fr>
2699 * except.h (lang_eh_type_covers): Remove.
2700 * except.c (lang_eh_type_covers): Likewise.
2702 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2703 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2705 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2706 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2707 UNITS_PER_LONG where it is ABI relevant.
2708 (s390_return_addr_rtx): Likewise.
2709 (s390_back_chain_rtx): Likewise.
2710 (s390_frame_area): Likewise.
2711 (s390_frame_info): Likewise.
2712 (s390_initial_elimination_offset): Likewise.
2713 (save_gprs): Likewise.
2714 (s390_emit_prologue): Likewise.
2715 (s390_emit_epilogue): Likewise.
2716 (s390_function_arg_advance): Likewise.
2717 (s390_function_arg): Likewise.
2718 (s390_va_start): Likewise.
2719 (s390_gimplify_va_arg): Likewise.
2720 (s390_function_profiler): Likewise.
2721 (s390_optimize_prologue): Likewise.
2722 (s390_rtx_costs): Likewise.
2723 (s390_secondary_reload): Likewise.
2724 (s390_promote_function_mode): Likewise.
2725 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2726 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2727 registers available.
2728 (s390_unwind_word_mode): New function.
2729 (s390_function_value): Split 64 bit values into register pair if
2730 used as return value.
2731 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2732 function call parameters. Handle parallels.
2733 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2734 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2735 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2736 (s390_expand_setmem): Remove unused variable src_addr.
2737 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2738 deal with 64 bit registers.
2739 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2740 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2741 (UNITS_PER_LONG): New macro.
2742 * libjava/include/s390-signal.h: Define extended ucontext
2743 structure containing the upper halfs of the 64 bit registers.
2745 2010-04-13 Simon Baldwin <simonb@google.com>
2747 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2749 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2751 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2752 rvalue on the RHS if the LHS is of a non-renamable type.
2753 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2755 2010-04-13 Matthias Klose <doko@ubuntu.com>
2757 * gcc.c (cc1_options): Handle -iplugindir before processing
2758 the cc1 spec. Only add -iplugindir once.
2759 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2761 * common.opt (iplugindir): Remove `Separate' property, initialize.
2762 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2764 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2765 (distclean): Remove plugin dir.
2766 * doc/invoke.texi: Document -iplugindir.
2768 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2770 * doc/plugins.texi (Loading Plugins): Document short
2771 -fplugin=foo option.
2772 (Plugin API): Mention default_plugin_dir_name function.
2774 * gcc.c (find_file_spec_function): Add new declaration.
2775 (static_spec_func): Use it for "find-file".
2776 (find_file_spec_function): Add new function.
2777 (cc1_options): Add -iplugindir option if -fplugin* options found.
2779 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2781 * plugin.c (add_new_plugin): Updated comment, and handle short
2783 (default_plugin_dir_name): Added new function.
2785 * common.opt (iplugindir): New option to set the plugin directory.
2787 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386.md (any_rotate): New code iterator.
2790 (rotate_insn): New code attribute.
2792 (SWIM124): New mode iterator.
2793 (<rotate_insn>ti3): New expander.
2794 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2795 any_rotate code iterator.
2796 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2797 using any_rotate code iterator and SWIM124 mode iterator.
2798 (ix86_rotlti3): New insn_and_split pattern.
2799 (ix86_rotrti3): Ditto.
2800 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2801 ix86_rotl{di,ti}3 patterns.
2802 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2803 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2804 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2805 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2806 code iterator and SWI mode iterator.
2807 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2808 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2810 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2811 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2812 (bswap rotatert splitter): Add splitter.
2813 (bswap splitter): Macroize splitter using any_rotate code iterator.
2814 Add insn predicate to split only for TARGET_USE_XCHGB or when
2815 optimizing function for size.
2817 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2819 * config/pa/pa.c (emit_move_sequence): Remove use of
2820 deleted variable flag_argument_noalias.
2822 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2824 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2826 Add to unsupported targets list.
2827 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2828 sparc*-sun-solaris2.[567]* from target lists.
2829 * configure: Regenerate.
2830 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2832 Remove Solaris 7 patch references.
2833 (Specific, sparc-sun-solaris2.7): Removed.
2834 (sparc-sun-solaris2*): Update Solaris 7 example.
2835 (sparc64-*-solaris2*): Likewise.
2837 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2839 * config.build (alpha*-dec-osf4*): Remove.
2840 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2841 of obsolete configurations.
2842 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2844 * config/alpha/t-osf4: Renamed to ...
2845 * config/alpha/t-osf5: ... this.
2846 * config/alpha/osf.h: Renamed to ...
2847 * config/alpha/osf5.h: ... this.
2848 Merged old osf5.h contents.
2850 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2851 (EXTRA_SPECS): Removed.
2852 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2853 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2856 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2858 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2860 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2863 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2864 __thiscall convention.
2866 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2868 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2870 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2872 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2874 * function.c (assign_parms_initialize_all): Add unused attribute
2877 2010-04-12 Richard Guenther <rguenther@suse.de>
2879 * gsstruct.def (GSS_CALL): New.
2880 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2881 * gimple.h: Include tree-ssa-alias.h.
2882 (struct gimple_statement_call): New.
2883 (union gimple_statement_struct_d): Add gimple_call member.
2884 (gimple_call_reset_alias_info): Declare.
2885 (gimple_call_use_set): New function.
2886 (gimple_call_clobber_set): Likewise.
2887 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2888 * gimple.c (gimple_call_reset_alias_info): New function.
2889 (gimple_build_call_1): Call it.
2890 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2891 * tree-inline.c (remap_gimple_stmt): Likewise.
2892 (expand_call_inline): Remove callused handling.
2893 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2894 * tree-dfa.c (dump_variable): Likewise.
2895 * tree-parloops.c (parallelize_loops): Likewise.
2896 * tree-ssa.c (init_tree_ssa): Likewise.
2897 (delete_tree_ssa): Likewise.
2898 * tree-flow-inline.h (is_call_used): Remove.
2899 * tree-flow.h (struct gimple_df): Remove callused member.
2900 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2901 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2902 (ref_maybe_used_by_call_p_1): Simplify.
2903 (call_may_clobber_ref_p_1): Likewise.
2904 * tree-ssa-structalias.c (compute_points_to_sets): Set
2905 the call stmt used and clobbered sets.
2906 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2907 (find_tail_calls): Verify the tail call.
2909 2010-04-12 Richard Guenther <rguenther@suse.de>
2911 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2912 single-iteration always-inline inlining.
2913 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2914 (cgraph_decide_inlining): Do not handle always-inline specially.
2915 (try_inline): Remove always-inline cycle detection special case.
2916 Do not recurse on always-inlines.
2917 (cgraph_early_inlining): Do not iterate if not optimizing.
2918 (cgraph_gate_early_inlining): remove.
2919 (pass_early_inline): Run unconditionally.
2920 (gate_cgraph_decide_inlining): New function.
2921 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2922 not inlining or optimizing.
2923 (cgraph_decide_inlining_of_small_functions): Also consider
2924 always-inline functions.
2925 (cgraph_default_inline_p): Return true for nodes which should
2926 disregard inline limits.
2927 (estimate_function_body_sizes): Assume zero size and time for
2928 nodes which are marked as disregarding inline limits.
2929 (cgraph_decide_recursive_inlining): Do not perform recursive
2930 inlining on always-inline nodes.
2932 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2935 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2936 for exprs satisfying handled_component_p.
2938 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2940 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2941 non-constant aggregate elements.
2943 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2944 is a real initialization.
2946 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2949 * c-decl.c (start_function): Move forward check for nested function.
2951 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2953 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2954 * config/sh/sh.c: Include reload.h.
2955 (sh_legitimize_reload_address): New.
2956 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2957 sh_legitimize_reload_address.
2959 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2961 * config/sh/sh.md (*movqi_pop): New insn pattern.
2962 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2964 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2966 * config/i386/i386.md (any_shiftrt): New code iterator.
2967 (shiftrt_insn): New code attribute.
2969 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2970 using any_shiftrt code iterator.
2971 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2972 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2973 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2974 pattern from corresponding peephole2 patterns.
2975 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2976 using any_shiftrt code iterator.
2977 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2978 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2979 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2980 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2981 *{ashr,lshr}<mode>3_cmp_zext.
2982 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2984 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2988 (*lshr<mode>3_cconly): Ditto.
2990 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2993 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2994 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2995 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2997 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2998 from corresponding peephole2 patterns.
2999 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3000 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3001 and *lshrdi3_1_rex64 using SWI mode iterator.
3002 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3003 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3004 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3005 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3006 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3007 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3008 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3009 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3010 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3013 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3016 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3017 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3018 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3020 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3021 from corresponding peephole2 patterns.
3022 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3023 (ashrsi3_cvt): Rename from ashrsi3_31.
3024 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3025 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3026 and x86_64_shift_adj_3 using SWI48 mode iterator.
3027 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3028 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3029 and *ashrdi3_1_rex64 using SWI mode iterator.
3030 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3031 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3032 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3033 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3034 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3035 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3036 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3037 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3038 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3040 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3041 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3042 x86_shift<mode>_adj_3 expanders.
3044 2010-04-10 Wei Guozhi <carrot@google.com>
3047 * config/arm/arm.c (arm_pic_static_addr): New function.
3048 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3050 (arm_output_addr_const_extra): Output expression for new pattern.
3051 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3053 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3055 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3058 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3059 * web.c: Include "insn-config.h" and "recog.h".
3060 (union_match_dups): New function.
3061 (web_main): Call it.
3062 (union_defs): Don't try to recognize match_dups.
3064 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3065 if doing so would replace the entire pattern.
3067 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3071 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3072 and splitter pattern. Change splitter operand 1 predicate to
3075 2010-04-09 Martin Jambor <mjambor@suse.cz>
3077 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3078 lattices are addresses of CONST_DECLs with the same initial value.
3079 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3080 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3082 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3083 Bernd Schmidt <bernds@codesourcery.com>
3085 * loop-invariant.c (replace_uses): New static function.
3086 (move_invariant_reg): Use it to ensure we can replace the uses.
3088 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3090 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3092 (picochip_override_options): Enable section anchors only above -O1.
3093 (picochip_reorg): Fixed a couple of build warnings.
3095 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3097 * configure.ac (plugin -rdynamic test): Log result.
3098 * configure: Regenerate.
3099 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3100 (RDYNAMIC_SPEC): Define.
3101 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3103 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3105 * configure.ac: Determine Sun ld version numbers.
3106 (comdat_group): Restrict GNU ld version checks to gld.
3107 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3108 (enable_comdat): Support --enable-comdat.
3109 * configure: Regenerate.
3110 * doc/install.texi (Configuration): Document --enable-comdat.
3112 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3114 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3115 * config/sol2-gld.h: ... here.
3116 * config.gcc (sparc*-*-solaris2*): Reflect this.
3117 (i[34567]86-*-solaris2*): Use it.
3119 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3121 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3123 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3125 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3128 * diagnostic.c (diagnostic_initialize): Initialize
3129 some_warnings_are_errors.
3130 (diagnostic_finish): New.
3131 (diagnostic_action_after_output): Call it before exiting.
3132 (diagnostic_report_diagnostic): Do not print message here. Set
3133 some_warnings_are_errors.
3134 * diagnostic.h (diagnostic_context): Delete
3135 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3136 (diagnostic_finish): Declare.
3137 * toplev.c (toplev_main): Call it before exit.
3139 2010-04-09 Jason Merrill <jason@redhat.com>
3142 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3143 for incomplete type.
3146 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3147 based on a warning flag.
3149 2010-04-09 Richard Guenther <rguenther@suse.de>
3151 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3153 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3156 * varasm.c (default_assemble_visibility): Wrap vars that are
3157 set, but unused, by targets without GAS.
3158 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3159 Remove set, but unused, vars.
3160 (rs6000_legitimize_tls_address): Likewise.
3161 (altivec_expand_dst_builtin): Likewise.
3162 * config/darwin.c (machopic_classify_symbol): Likewise.
3163 (machopic_indirection_name): Likewise.
3165 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3167 * config/i386/i386.md (DWI): New mode iterator.
3168 (S): New mode attribute.
3169 (shift_operand): Ditto.
3170 (shift_immediate_operand): Ditto.
3171 (ashl_input_operand): Ditto.
3172 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3173 using SDWIM mode iterator.
3174 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3175 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3177 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3178 from corresponding peephole2 patterns.
3179 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3180 and x86_64_shift_adj_1 using SWI48 mode iterator.
3181 (x86_shift<mode>_adj_2): Ditto.
3182 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3183 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3184 using SWI48 mode iterator.
3185 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3186 *ashldi3_cmp_rex64 using SWI mode iterator.
3187 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3188 *ashldi3_cconly_rex64 using SWI mode iterator.
3189 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3190 x86_shift<mode>_adj_{1,2}.
3191 (ix86_split_ashr): Ditto.
3192 (ix86_split_lshr): Ditto.
3194 2010-04-09 Richard Guenther <rguenther@suse.de>
3196 * target.h (builtin_conversion): Pass in input and output types.
3197 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3198 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3199 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3200 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3202 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3204 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3206 2010-04-09 Richard Guenther <rguenther@suse.de>
3209 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3211 2010-04-09 Richard Guenther <rguenther@suse.de>
3213 * tree-vectorizer.h (struct _stmt_vec_info): Document
3214 that vectype is the type of the LHS.
3215 (supportable_widening_operation, supportable_narrowing_operation):
3216 Get both input and output vector types as arguments.
3217 (vect_is_simple_use_1): Declare.
3218 (get_same_sized_vectype): Likewise.
3219 * tree-vect-loop.c (vect_determine_vectorization_factor):
3220 Set STMT_VINFO_VECTYPE to the vector type of the def.
3221 (vectorizable_reduction): Adjust.
3222 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3223 Adjust. Specify the output vector type.
3224 (vect_pattern_recog_1): Adjust.
3225 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3226 (vectorizable_call): Adjust.
3227 (vectorizable_conversion): Likewise.
3228 (vectorizable_operation): Likewise.
3229 (vectorizable_type_demotion): Likewise.
3230 (vectorizable_type_promotion): Likewise.
3231 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3233 (vect_is_simple_use_1): New function.
3234 (supportable_widening_operation): Get both input and output
3236 (supportable_narrowing_operation): Likewise.
3237 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3239 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3241 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3242 __thiscall and _thiscall as predefined macros.
3243 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3244 thiscall attribute handling.
3245 (ix86_comp_type_attributes): Likewise.
3246 (ix86_function_regparm): Likewise.
3247 (ix86_return_pops_args): Likewise.
3248 (init_cumulative_args): Likewise.
3249 (find_drap_reg): Likewise.
3250 (ix86_static_chain): Likewise.
3251 (x86_this_parameter): Likewise.
3252 (x86_output_mi_thunk): Likewise.
3253 (ix86_attribute_table): Add description for thiscall attribute.
3254 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3255 * doc/extend.texi: Add documentation for thiscall.
3257 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3260 * c.opt (Wint-to-pointer-cast): Available in C++.
3261 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3263 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3265 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3266 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3267 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3268 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3269 function type instead. Reorder and simplify checks.
3271 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3273 2010-04-08 Jing Yu <jingyu@google.com>
3274 Zdenek Dvorak <ook@ucw.cz>
3276 PR tree-optimization/42720
3277 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3278 loop unswitch conditions here from ...
3279 (tree_unswitch_single_loop): ... here.
3281 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3283 * tree-if-conv.c: Fix comments and simplify logic.
3285 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3287 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3288 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3289 (main_tree_if_conversion): Update call to tree_if_conversion.
3291 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3294 * doc/invoke.texi (-b,-V): Delete.
3295 * doc/tm.texi: Do not mention -b.
3296 * gcc.c (display_help): Delete -b and -V.
3297 (process_command): Delete -b and -V.
3298 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3300 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3301 Wolfgang Gellerich <gellerich@de.ibm.com>
3303 Implement target hook for loop unrolling
3304 * target.h (loop_unroll_adjust): Add a new target hook function.
3305 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3306 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3307 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3308 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3309 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3311 (decide_unroll_stupid): Likewise.
3313 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3316 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3318 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3320 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3321 (Specific, *-*-solaris2*): Likewise.
3322 Don't prefer Sun as over GNU as.
3324 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3326 * config/s390/s390.c (override_options): Adjust the z10
3327 defaults for max-unroll-times, max-completely-peeled-insns
3328 and max-completely-peel-times.
3330 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3332 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3333 instructions for z10.
3334 (s390_expand_setmem): Likewise.
3335 (s390_expand_cmpmem): Likewise.
3337 2010-04-08 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/43679
3340 * tree-ssa-pre.c (eliminate): Only propagate copies.
3342 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3345 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3346 set but not used variable warning.
3348 2010-04-08 Wei Guozhi <carrot@google.com>
3351 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3352 (arm_size_rtx_costs): Call the new function when optimized for size.
3354 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3357 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3358 op0 is not a MEM, just return NULL instead of assertion
3360 (discover_nonconstant_array_refs): Don't walk debug stmts.
3362 2010-04-08 Doug Kwan <dougkwan@google.com>
3364 * configure.ac: Recognize gold and do not use its version number
3365 to test ld features.
3366 * configure: Regenerate.
3368 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3371 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3372 (negate_value): Move code to push elements to broken_up_substracts ...
3373 (eliminate_plus_minus_pair): ... here. Push operands that have no
3374 negative pair to plus_negates.
3375 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3377 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3379 * doc/install.texi (Configuration): Move description of
3380 --enable-lto, --with-libelf*, --enable-gold from Java section to
3383 * doc/generic.texi (Working with declarations)
3384 (Function Properties, C and C++ Trees): Fix typos.
3385 * doc/sourcebuild.texi (Top Level): Likewise.
3387 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3390 * tree.h (DECL_READ_P): Define.
3391 (struct tree_decl_common): Add decl_read_flag.
3392 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3393 a set but not used warning.
3394 (merge_decls): Merge DECL_READ_P flag.
3395 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3396 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3397 * c-common.c (handle_used_attribute, handle_unused_attribute):
3399 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3401 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3403 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3404 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3405 c_parser_binary_expression, c_parser_cast_expression,
3406 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3407 Call default_function_array_read_conversion instead of
3408 default_function_array_conversion where needed.
3409 (c_parser_unary_expression, c_parser_conditional_expression,
3410 c_parser_postfix_expression_after_primary, c_parser_initelt):
3411 Likewise. Call mark_exp_read where needed.
3412 (c_parser_statement_after_labels, c_parser_asm_operands,
3413 c_parser_typeof_specifier, c_parser_sizeof_expression,
3414 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3416 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3418 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3419 (warn_unused_but_set_parameter): Default to warn_unused
3421 * doc/invoke.texi: Document -Wunused-but-set-variable and
3422 -Wunused-but-set-parameter.
3424 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3425 used count variable.
3426 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3427 when operandN variables aren't used in the body of the expander
3429 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3430 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3431 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3432 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3433 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3434 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3435 * tree.c (PROCESS_ARG): Likewise.
3437 2010-04-07 Simon Baldwin <simonb@google.com>
3439 * diagnostic.h (diagnostic_override_option_index): New macro to
3440 set a diagnostic's option_index.
3441 * c-tree.h (c_cpp_error): Add warning reason argument.
3442 * opts.c (_warning_as_error_callback): New.
3443 (register_warning_as_error_callback): Store callback for
3444 warnings enabled via enable_warning_as_error.
3445 (enable_warning_as_error): Call callback, minor code tidy.
3446 * opts.h (register_warning_as_error_callback): Declare.
3447 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3448 response to -Werror=.
3449 (c_common_init_options): Register warning_as_error_callback in opts.c.
3450 * common.opt: Add -Wno-cpp option.
3451 * c-common.c (struct reason_option_codes_t): Map cpp warning
3452 reason codes to gcc option indexes.
3453 * (c_option_controlling_cpp_error): New function, lookup the gcc
3454 option index for a cpp warning reason code.
3455 * (c_cpp_error): Add warning reason argument, call
3456 c_option_controlling_cpp_error for diagnostic_override_option_index.
3457 * doc/invoke.texi: Document -Wno-cpp.
3459 2010-04-07 Richard Guenther <rguenther@suse.de>
3461 * ipa-reference.c (mark_load): Use get_base_address.
3462 (mark_store): Likewise.
3464 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3465 inserting GIMPLE_NOPs into the IL.
3466 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3467 Explicitly strip handled components and indirect references.
3469 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3470 folding address expressions.
3471 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3472 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3473 operand_equal_p to compare decls.
3474 (ptr_deref_may_alias_decl_p): Likewise.
3475 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3476 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3477 Handle reversed comparison ops.
3478 * tree-sra.c (asm_visit_addr): Use get_base_address.
3479 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3480 * ipa-reference.c (mark_address): Use get_base_address.
3482 2010-04-07 Richard Guenther <rguenther@suse.de>
3484 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3485 Propagate constants everywhere.
3487 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3490 * tree.c (MAX_INT_CACHED_PREC): Define.
3491 (nonstandard_integer_type_cache): New array.
3492 (build_nonstandard_integer_type): Cache results for precision
3493 <= MAX_INT_CACHED_PREC.
3495 2010-04-07 Richard Guenther <rguenther@suse.de>
3497 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3498 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3499 * common.opt: Likewise.
3500 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3501 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3502 (nonoverlapping_memrefs_p): Likewise.
3503 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3504 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3505 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3506 OPT_fargument_noalias_global for backward compatibility.
3508 2010-04-07 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/43270
3511 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3512 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3513 * tree-ssa-pre.c (phi_translate_1): Adjust.
3514 (fully_constant_expression): Split out vn_reference handling to ...
3515 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3516 Fold reads from constant strings.
3517 (vn_reference_lookup): Handle fully constant references.
3518 (vn_reference_lookup_pieces): Likewise.
3519 * Makefile.in (expmed.o-warn): Add -Wno-error.
3521 2010-04-07 Martin Jambor <mjambor@suse.cz>
3523 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3525 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3528 * gcc.c: Add -static-libstdc++ to list of recognized options.
3530 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3532 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3534 2010-04-07 Richard Guenther <rguenther@suse.de>
3537 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3538 bases build simple mem attributes to retain points-to information.
3540 2010-04-07 Richard Guenther <rguenther@suse.de>
3543 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3544 preserve points-to related information.
3546 2010-04-07 Richard Guenther <rguenther@suse.de>
3549 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3550 discard plain indirect references.
3551 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3552 * tree.c (tree_nop_conversion): Likewise.
3554 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3557 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3559 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3561 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3562 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3564 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3566 * tree-if-conv.c: Fix indentation and comments.
3568 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3570 * tree-if-conv.c: Sort static functions in topological order.
3572 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3574 * tree-if-conv.c: Fix indentation and comments.
3576 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3579 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3580 lang_hooks.types.type_for_size instead of
3581 build_nonstandard_integer_type.
3582 When converting an unsigned type to signed, double its precision.
3583 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3584 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3585 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3588 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3591 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3592 POINTER_PLUS_EXPR for pointer types.
3594 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3597 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3598 * graphite-clast-to-gimple.c: Include langhooks.h.
3599 (max_signed_precision_type): New.
3600 (max_precision_type): Takes two types as arguments.
3601 (precision_for_value): New.
3602 (precision_for_interval): New.
3603 (gcc_type_for_interval): New.
3604 (gcc_type_for_value): New.
3605 (gcc_type_for_clast_term): New.
3606 (gcc_type_for_clast_red): New.
3607 (gcc_type_for_clast_bin): New.
3608 (gcc_type_for_clast_expr): Split up into several functions.
3609 (gcc_type_for_clast_eq): Rewritten.
3610 (compute_bounds_for_level): New.
3611 (compute_type_for_level_1): New.
3612 (compute_type_for_level): New.
3613 (gcc_type_for_cloog_iv): Removed.
3614 (gcc_type_for_iv_of_clast_loop): Rewritten.
3615 (graphite_create_new_loop): Compute the lower and upper bound types
3616 with gcc_type_for_clast_expr.
3617 (graphite_create_new_loop_guard): Same.
3618 (find_cloog_iv_in_expr): Removed.
3619 (compute_cloog_iv_types_1): Removed.
3620 (compute_cloog_iv_types): Removed.
3621 (gloog): Do not call compute_cloog_iv_types.
3622 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3624 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3625 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3626 (GBB_CLOOG_IV_TYPES): Removed.
3628 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3630 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3631 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3632 (detect_commutative_reduction): Same.
3634 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3636 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3637 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3639 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3640 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3641 (rewrite_commutative_reductions_out_of_ssa): Same.
3642 * passes.c (execute_function_todo): Call verify_ssa for every pass
3643 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3644 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3645 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3646 with an extra argument.
3647 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3648 verify_ssa only when the extra argument is true.
3649 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3650 with an extra argument.
3651 (tree_transform_and_unroll_loop): Same.
3653 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3655 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3656 for all the passes of the LNO having LOOP_CLOSED_SSA.
3657 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3658 * tree-loop-distribution.c (pass_loop_distribution): Same.
3659 * tree-pass.h (TODO_verify_loops): Removed.
3660 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3662 (pass_tree_unswitch): Same.
3663 (pass_predcom): Same.
3664 (pass_vectorize): Same.
3665 (pass_linear_transform): Same.
3666 (pass_graphite_transforms): Same.
3667 (pass_iv_canon): Same.
3668 (pass_complete_unroll): Same.
3669 (pass_complete_unrolli): Same.
3670 (pass_parallelize_loops): Same.
3671 (pass_loop_prefetch): Same.
3672 (pass_iv_optimize): Same.
3674 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3677 * passes.c (init_optimization_passes): Move pass_lim before
3678 pass_copy_prop and pass_dce_loop.
3680 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3683 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3684 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3685 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3686 MULTI_* defines for 4 argument vpermil2p* builtins.
3688 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3690 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3691 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3692 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3693 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3694 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3695 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3696 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3697 Use x86_maybe_negate_const_int to output insn mnemonic.
3698 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3699 check from instruction predicate. Update comments.
3700 * config/i386/sync.md (sync_add<mode>): Use
3701 x86_maybe_negate_const_int to output insn mnemonic.
3703 2010-04-06 Jan Hubicka <jh@suse.cz>
3705 PR tree-optimization/42906
3706 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3707 IGNORE_SELF argument. Set visited_control_parents for fully
3709 (find_obviously_necessary_stmts): Update call of
3710 mark_control_dependent_edges_necessary.
3711 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3713 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3715 * config/i386/i386.md: Remove comment about 'e' and 'E'
3718 2010-04-06 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/43627
3721 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3722 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3725 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3727 * BASE-VER: Change to 4.6.0.
3730 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3733 2010-04-06 Richard Guenther <rguenther@suse.de>
3736 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3738 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3740 * doc/invoke.texi (Optimize Options): Document that LTO
3741 won't remove object access purely due to incompatible
3744 2010-04-04 Matthias Klose <doko@ubuntu.com>
3746 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3747 Initialize variable.
3749 2010-04-03 Richard Guenther <rguenther@suse.de>
3752 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3753 require a non-NULL MEM_OFFSET.
3755 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3757 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3758 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3759 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3760 config/alpha/predicates.md, config/arm/arm.md,
3761 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3762 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3763 config/darwin9.h, config/darwin.c, config/darwin.h,
3764 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3765 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3766 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3767 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3768 config/mips/mips.md, config/mn10300/mn10300.c,
3769 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3770 config/rs6000/aix.h, config/rs6000/dfp.md,
3771 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3772 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3773 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3774 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3775 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3776 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3777 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3778 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3779 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3780 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3781 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3782 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3783 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3784 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3785 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3786 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3787 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3788 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3789 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3790 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3791 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3792 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3793 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3794 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3795 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3796 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3797 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3798 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3799 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3800 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3801 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3802 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3803 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3804 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3805 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3806 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3808 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3811 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3812 * aclocal.m4: Regenerate.
3814 2010-04-02 Richard Guenther <rguenther@suse.de>
3816 PR tree-optimization/43629
3817 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3818 if we have seen a constant value.
3820 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3822 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3824 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3827 * arm.c (legitimize_tls_address): Adjust call to
3828 gen_tls_load_dot_plus_four.
3829 (arm_note_pic_base): New function.
3830 (arm_cannot_copy_insn_p): Use it.
3831 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3834 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3839 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3841 * Makefile.in ($(out_object_file)): Depend on
3842 gt-$(basename $(notdir $(out_file))).h.
3844 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3846 * config.gcc (lm32-*-rtems*): Add t-lm32.
3848 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3850 * config.gcc: Add lm32-*-rtems*.
3851 * config/lm32/rtems.h: New file.
3853 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3856 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3858 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3860 * dwarf2out.c (output_compilation_unit_header): For
3861 -gdwarf-4 use version 4 instead of version 3.
3862 (output_line_info): For version 4 and above emit additional
3863 maximum ops per insn header field.
3864 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3866 * dwarf2out.c (is_c_family, is_java): Remove.
3867 (lower_bound_default): New function.
3868 (add_bound_info, gen_descr_array_type_die): Use it.
3870 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3873 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3874 re-declaration when it happens in a function.
3876 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3878 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3879 (cgraph_remove_function_insertion_hook): Same.
3880 (cgraph_call_function_insertion_hooks): Same.
3882 2010-04-01 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3886 and TREE_THIS_VOLATILE.
3887 (copy_ref_info): Likewise.
3888 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3889 * tree.c (build6_stat): Ignore side-effects of all but arg5
3890 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3893 2010-04-01 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/43607
3896 * ipa-type-escape.c (check_call): Do not access non-existing
3899 2010-04-01 Richard Guenther <rguenther@suse.de>
3903 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3904 Jack Howarth <howarth@bromo.med.uc.edu>
3906 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3909 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3911 * doc/install.texi (Prerequisites): Document libelf usability on
3912 IRIX 5/6 and Solaris 2.
3913 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3914 Update GNU as, GNU ld requirements.
3915 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3916 Document Sun Studio compiler download.
3917 Update and simplify as, ld recommendations.
3918 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3920 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3922 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3923 with_tune_32 to pentium4.
3925 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3929 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3931 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3932 obsoletion, removal.
3934 Document GNU as requirement.
3935 Update configure requirements.
3936 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3937 Recomment IRIX 6.5.18+.
3938 Document IDF/IDL requirement.
3939 Document GNU as requirement.
3940 Document GNU ld bootstrap failure.
3941 Remove freeware.sgi.com reference.
3943 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3945 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3946 UNIX V4.0, V5.0 obsoletion, removal.
3947 Remove --with-gc=simple reference.
3948 Update VM requirements during bootstrap.
3949 Remove -oldas bootstrap description.
3950 Update binutils reference.
3951 Remove comparison failure note.
3953 2010-03-31 Richard Guenther <rguenther@suse.de>
3954 Zdenek Dvorak <ook@ucw.cz>
3955 Sebastian Pop <sebastian.pop@amd.com>
3958 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3959 with multiple arguments.
3960 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3962 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3964 * graphite-dependences.c (print_pddr): Call print_pdr with an
3966 * graphite-poly.c (debug_pdr): Add an extra argument for the
3969 (print_pbb_domain): Same.
3971 (print_scop_context): Same.
3973 (print_cloog): Same.
3974 (debug_pbb_domain): Same.
3978 (debug_scop_context): Same.
3980 (debug_cloog): Same.
3981 (print_scop_params): Same.
3982 (debug_scop_params): Same.
3983 (print_iteration_domain): Same.
3984 (print_iteration_domains): Same.
3985 (debug_iteration_domain): Same.
3986 (debug_iteration_domains): Same.
3987 (print_scattering_function): Same.
3988 (print_scattering_functions): Same.
3989 (debug_scattering_function): Same.
3990 (debug_scattering_functions): Same.
3991 * graphite-poly.h (debug_pdr): Update declaration.
3993 (print_pbb_domain): Same.
3995 (print_scop_context): Same.
3997 (print_cloog): Same.
3998 (debug_pbb_domain): Same.
4002 (debug_scop_context): Same.
4004 (debug_cloog): Same.
4005 (print_scop_params): Same.
4006 (debug_scop_params): Same.
4007 (print_iteration_domain): Same.
4008 (print_iteration_domains): Same.
4009 (debug_iteration_domain): Same.
4010 (debug_iteration_domains): Same.
4011 (print_scattering_function): Same.
4012 (print_scattering_functions): Same.
4013 (debug_scattering_function): Same.
4014 (debug_scattering_functions): Same.
4016 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4018 * graphite-poly.c (print_scattering_function_1): New.
4019 (print_scattering_function): Call it.
4020 (print_scop_params): Remove spaces at the end of lines.
4023 * graphite-poly.h (print_cloog): Declared.
4024 (debug_cloog): Declared.
4026 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4028 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4030 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4031 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4032 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4033 to switch between adding the IV bump in loop->latch or in loop->header.
4035 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4037 * graphite-poly.c (print_scattering_function): Pretty print following
4040 (print_pbb_domain): Same.
4041 (dump_gbb_cases): Same.
4042 (dump_gbb_conditions): Same.
4045 (print_scop_params): Same.
4046 (print_scop_context): Same.
4048 (print_pbb_body): New.
4049 (lst_indent_to): New.
4050 (print_lst): Start new lines with a #.
4051 * graphite-poly.h (pbb_bb): New.
4052 (pbb_index): Use pbb_bb.
4053 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4055 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4057 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4059 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4060 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4061 and 0 instead of 1 for dw_val_class_flag.
4062 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4063 dw_val_class_range_list, dw_val_class_loc_list,
4064 dw_val_class_lineptr and dw_val_class_macptr, use
4065 DW_FORM_flag_present for dw_val_class_flag and
4066 DW_FORM_exprloc for dw_val_class_loc.
4067 (output_die): For -gdwarf-4 print dw_val_class_loc
4068 size as uleb128 instead of 1 or 2 bytes and don't print
4069 anything for dw_val_class_flag.
4071 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4072 instead of cselib_lookup following by tweaking locs->setting_insn.
4075 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4076 even before returning from label, setjmp call or volatile asm
4079 2010-03-31 Richard Guenther <rguenther@suse.de>
4082 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4083 temporary data on stack.
4085 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4087 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4088 (PUSHSECTION_ASM_OP): Remove.
4089 (POPSECTION_ASM_OP): Remove.
4090 (PUSHSECTION_FORMAT): Remove.
4091 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4092 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4093 * config/sol2.c (solaris_output_init_fini): Use it.
4095 2010-03-31 Jie Zhang <jie@codesourcery.com>
4098 * opt-functions.awk (var_type_struct): Use signed char type
4099 for simple variables.
4101 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4103 * config/sol2.c: Include output.h.
4104 (solaris_assemble_visibility): New function.
4105 * config/t-sol2 (sol2.o): Add output.h dependency.
4106 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4107 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4110 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4113 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4114 V2SImode or XFmode on PRE_DEC.
4117 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4120 2010-03-31 Jie Zhang <jie@codesourcery.com>
4123 * reload.h (caller_save_initialized_p): Declare.
4124 * toplev.c (backend_init_target): Don't call
4125 init_caller_save but set caller_save_initialized_p to false.
4126 * caller-save.c (caller_save_initialized_p): Define.
4127 (init_caller_save): Check caller_save_initialized_p.
4128 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4130 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4133 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4134 and soft-fp/t-softfp to tmake_file.
4135 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4136 (LIBGCC2_TF_CEXT): Define.
4139 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4142 * cselib.c (n_useless_values): Document handling of debug locs.
4143 (n_useless_debug_values, n_debug_values): New variables.
4144 (new_elt_loc_list): Don't add to debug values, keep count.
4145 (promote_debug_loc): New.
4146 (cselib_reset_table): Zero new variables.
4147 (entry_and_rtx_equal_p): Promote debug locs.
4148 (discard_useless_locs): Increment n_useless_debug_values for
4150 (remove_useless_values): Adjust n_useless_values and n_debug_values
4151 with n_useless_debug_values.
4152 (add_mem_for_addr): Promote debug locs.
4153 (cselib_lookup_mem): Likewise.
4154 (cselib_lookup_addr): Renamed to...
4155 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4156 (cselib_log_lookup): ... this. Turn into...
4157 (cselib_lookup_addr): ... new wrapper.
4158 (cselib_lookup_from_insn): New.
4159 (cselib_invalidate_regno): Increment n_useless_debug_values for
4161 (cselib_invalidate_mem): Likewise.
4162 (cselib_process_insn): Take n_deleted and n_debug_values into
4163 account to guard remove_useless_value call.
4164 (cselib_finish): Zero n_useless_debug_values.
4165 * cselib.h (cselib_lookup_from_insn): Declare.
4166 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4167 (sched_analyze_2): Likewise.
4169 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4171 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4173 (adjust_mems): Replace narrowing SUBREG of expression containing
4174 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4175 with operations in the narrower mode.
4178 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4179 regs_invalidated_by_call instead all call_used_reg_set registers.
4181 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4184 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4185 pointer comparisons with types_compatible_p.
4186 * tree-vect-stmts.c (vectorizable_call): Same.
4187 (vectorizable_condition): Same.
4189 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4191 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4192 stack check if the mask would be zero.
4194 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4195 Jack Howarth <howarth@bromo.med.uc.edu>
4197 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4200 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4203 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4205 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4206 Include ___unordxf2 and ___unordtf2.
4207 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4210 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4212 * config/lm32/t-lm32: New file.
4213 * config.gcc: Use the above file when targetting lm32.
4215 2010-03-28 Duncan Sands <baldrick@free.fr>
4217 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4219 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4222 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4223 Improve vectorization cost model diagnostic.
4225 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4228 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4229 compute_data_dependences_for_loop returns false, early exit
4230 and output an extra diagnostic for the failed data reference
4233 2010-03-29 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/43560
4236 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4237 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4239 2010-03-29 Jie Zhang <jie@codesourcery.com>
4242 * toplev.c (process_options): Set optimization_default_node
4243 and optimization_current_node.
4244 * opts.c (decode_options): Don't set optimization_default_node
4245 and optimization_current_node.
4247 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4249 * config/rtems.h: Abandon -qrtems_debug.
4251 2010-03-28 Jan Hubicka <jh@suse.cz>
4253 PR tree-optimization/43505
4254 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4255 map should not be copied.
4257 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4260 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4261 cdtors, set DECL_PRESERVE_P.
4262 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4265 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4267 PR tree-optimization/43528
4268 * stor-layout.c (place_field): Check that constant fits into
4269 unsigned HWI when skipping calculation of MS bitfield layout.
4271 2010-03-27 Jan Hubicka <jh@suse.cz>
4274 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4275 notice_global_symbol work.
4277 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4279 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4280 instead of dwarf2out_decl.
4281 (struct var_loc_node): Remove section_label field.
4282 (dwarf2out_function_decl): New function.
4283 (dwarf2out_var_location): Don't set section_label field.
4284 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4286 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4288 PR tree-optimization/43544
4289 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4290 First argument for builtin vectorized function hook is now a
4291 tree to be able to distinguish between machine specific and
4293 * targhooks.c (default_builtin_vectorized_function): Ditto.
4294 * targhooks.h (default_builtin_vectorized_function): Ditto.
4295 * target.h (struct gcc_target): Ditto.
4296 * tree-vect-stmts.c (vectorizable_function): Ditto.
4297 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4298 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4301 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4304 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4305 nested binding iff it is a FUNCTION_DECL.
4306 (store_parm_decls_newstyle): Pass nested=true to bind for
4307 FUNCTION_DECLs amongst parameters.
4309 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4311 * var-tracking.c (vt_expand_loc_callback): Don't run
4312 cselib_expand_value_rtx_cb in dummy mode if
4313 cselib_dummy_expand_value_rtx_cb returned false.
4315 * var-tracking.c (emit_note_insn_var_location): For one part
4316 notes with offset 0, don't add EXPR_LIST around the location.
4317 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4318 add_location_or_const_value_attribute): Adjust for that change.
4321 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4322 into first operand and location into second.
4323 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4324 dw_cfi_oprnd_loc for DW_CFA_expression.
4325 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4326 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4327 assume first argument is regnum and second argument is location.
4329 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4332 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4333 of scratch register to DImode. Split to DImode comparison operator.
4334 Use SImode subreg of scratch register in the multiplication.
4335 (*cmp_sadd_sidi): Ditto.
4336 (*cmp_ssub_si): Ditto.
4337 (*cmp_ssub_sidi): Ditto.
4339 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4342 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4343 Remove invalid assert and wrong comment.
4345 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4348 * flags.h (final_insns_dump_p): New extern.
4349 * final.c (final_insns_dump_p): New variable.
4350 (rest_of_clean_state): Set it before -fdump-final-insns=
4351 dumping, clear afterwards.
4352 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4353 MEM_ALIAS_SET on MEMs.
4355 2010-03-26 David S. Miller <davem@davemloft.net>
4357 * configure.ac: Fix sparc GOTDATA_OP bug check.
4358 * configure: Rebuild.
4360 2010-03-26 Alan Modra <amodra@gmail.com>
4362 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4364 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4366 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4367 TLS_SECTION_ASM_FLAG.
4369 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4372 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4373 Clear first_function_block_is_cold.
4376 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4377 argument if the argument is truth_value_p.
4379 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4381 * config/rs6000/constraints.md: Update copyright year for my changes.
4384 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4385 used in reg+reg addressing, swap registers.
4387 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4390 * target.h (struct gcc_target): Add code_end hook.
4391 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4393 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4394 * toplev.c (compile_file): Call targetm.asm_out.code_end
4395 hook before unwind info/debug info output.
4396 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4397 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4398 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4399 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4400 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4401 * config/i386/i386.c (ix86_file_end): Renamed to...
4402 (ix86_code_end): ... this. Make static. Don't call
4403 file_end_indicate_exec_stack. Emit unwind info using
4404 final_start_function/final_end_function.
4405 (darwin_x86_file_end): Remove.
4406 (TARGET_ASM_CODE_END): Define.
4407 * config/i386/i386.h (TARGET_ASM_FILE_END,
4408 NEED_INDICATE_EXEC_STACK): Don't define.
4409 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4410 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4411 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4412 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4415 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4416 at the beginning and final_end_function at the end.
4417 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4419 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4421 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4422 and Sun as TLS syntax.
4423 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4424 * configure: Regenerate.
4425 * config.in: Regenerate.
4426 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4427 (default_elf_asm_named_section): Use it.
4428 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4429 (i386_output_dwarf_dtprel): Likewise.
4430 (output_addr_const_extra): Likewise.
4431 (output_pic_addr_const): Lowercase @GOTTPOFF.
4432 (output_addr_const_extra): Likewise.
4433 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4434 (output_addr_const_extra): Likewise.
4435 (output_pic_addr_const): Lowercase @INDNTPOFF.
4436 (output_addr_const_extra): Likewise.
4437 (output_pic_addr_const): Lowercase @NTPOFF.
4438 (output_addr_const_extra): Likewise.
4439 (output_pic_addr_const): Lowercase @TPOFF.
4440 (output_addr_const_extra): Likewise.
4441 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4442 (*tls_global_dynamic_64): Likewise.
4443 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4444 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4446 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4447 (ASM_OUTPUT_TLS_COMMON): Use it.
4448 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4451 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4452 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4453 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4454 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4455 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4456 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4458 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4460 * config/i386/i386.c (override_options): Don't accept
4461 -mtls-dialect=sun any longer.
4462 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4463 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4464 (*tls_local_dynamic_base_32_sun): Likewise.
4465 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4467 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4470 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4471 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4474 * ira.c (adjust_cleared_regs): New function.
4475 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4479 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4481 * expr.c (expand_expr_real): Restore previous
4482 curr_insn_source_location and curr_insn_block after
4483 expand_expr_real_1 call.
4484 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4485 instead of expand_expr_real_1.
4487 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4489 PR rtl-optimization/43413
4490 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4493 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4496 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4497 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4499 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4501 * config/i386/i386.c (ix86_target_string): Add -mfma.
4502 Fix a typo in comment.
4504 2010-03-22 Mike Stump <mikestump@comcast.net>
4507 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4508 Don't overly align based upon packed packed fields.
4510 2010-03-22 Jason Merrill <jason@redhat.com>
4512 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4513 Use () rather than [], and move before the element type.
4515 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4517 * doc/configfiles.texi (Configuration Files): Removed
4518 fixinc/Makefile*, intl/Makefile.*.
4519 * doc/makefile.texi: Fixed markup. Abstract from version
4520 control system used.
4521 (Makefile): Removed obsolete gcc/java/parse.y example.
4522 * doc/sourcebuild.texi: Likewise.
4523 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4524 libgomp, libssp. Removed fastjar.
4525 (Miscellaneous Docs): Clarify location.
4526 Added COPYING3, COPYING3.LIB.
4527 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4529 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4532 * config/i386/i386.c (x86_function_profiler)
4533 [!NO_PROFILE_COUNTERS]: Fix typo.
4534 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4537 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4538 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4540 * doc/sourcebuild.texi (Test Directives): Split into six
4541 subsections, with most of the current text in new subsections
4542 Directives, Selectors, and Final Actions.
4543 (Directives): Split list of test directives into multiple
4545 (Selectors): Describe use and syntax of selectors.
4546 (Effective-Target Keywords): Describe all existing keywords.
4547 (Add Options): Describe features for dg-add-options.
4548 (Require Support): Describe variants of dg-require-support.
4549 (Final Actions): Describe commands to use in dg-final.
4551 2010-03-22 Michael Matz <matz@suse.de>
4554 * recog.c (validate_replace_rtx_group): Replace also in
4555 REG_EQUAL and REG_EQUIV notes.
4557 2010-03-22 Richard Guenther <rguenther@suse.de>
4559 PR tree-optimization/43390
4560 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4561 sure vector extracts are type correct.
4563 2010-03-22 Richard Guenther <rguenther@suse.de>
4566 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4567 x * sqrt (x) even when optimizing for size if the target
4568 has native support for sqrt.
4570 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4572 * varasm.c (make_decl_rtl_for_debug): Also clear
4573 flag_mudflap for the duration of make_decl_rtl call.
4576 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4577 locs from preserved VALUEs.
4579 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4582 * pa.md (movmemsi): Set align to one if zero.
4583 (movmemdi): Likewise.
4585 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4588 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4589 with their corresponding prologue pushes.
4591 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4594 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4595 at the begining or end.
4596 (spu_expand_epilogue): Likewise.
4598 2010-03-20 Richard Guenther <rguenther@suse.de>
4600 PR rtl-optimization/43438
4601 * combine.c (make_extraction): Properly zero-/sign-extend an
4602 extraction of the low part of a CONST_INT. Also handle
4605 2010-03-19 Mike Stump <mikestump@comcast.net>
4607 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4608 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4609 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4611 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4614 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4617 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4619 PR rtl-optimization/42258
4620 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4621 use that may match DEF.
4624 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4625 the cost of loading the constant rather than assuming
4627 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4628 outer code is AND, do the same tests as the andsi3 expander and
4629 return COSTS_N_INSNS (1) if and is cheap.
4631 * optabs.c (avoid_expensive_constant): Fix formatting.
4633 2010-03-19 Michael Matz <matz@suse.de>
4636 * attribs.c (decl_attributes): When rebuilding a function pointer
4637 type use the same qualifiers as the original pointer type.
4639 2010-03-19 Martin Jambor <mjambor@suse.cz>
4641 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4642 and is_gimple_ip_invariant_address.
4644 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4647 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4649 * config/arm/arm.c (arm_override_options): Turn off
4650 flag_dwarf2_cfi_asm for AAPCS variants.
4652 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4655 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4656 Use PRE_MODIFY instead of PRE_DEC.
4657 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4658 (vfp_emit_fstmd): Likewise.
4660 2010-03-19 Michael Matz <matz@suse.de>
4663 * builtins.c (expand_builtin_interclass_mathfn,
4664 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4667 2010-03-19 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/43415
4670 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4671 (phi_translate_1): ... this.
4672 (phi_translate): Move all caching here. Cache all NARY
4673 and REFERENCE translations.
4675 2010-03-19 David S. Miller <davem@davemloft.net>
4677 With help from Eric Botcazou.
4678 * config/sparc/sparc.c: Include dwarf2out.h.
4679 (emit_pic_helper): Delete.
4680 (pic_helper_symbol_name): Delete.
4681 (pic_helper_emitted_p): Delete.
4682 (pic_helper_needed): New.
4683 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4684 (get_pc_thunk_name): New.
4685 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4686 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4687 Set pic_helper_needed to true. Don't call emit_pic_helper.
4688 (sparc_expand_prologue): Update load_pic_register call.
4689 (sparc_output_mi_thunk): Likewise.
4690 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4691 thunk if possible. Output CFI information as needed.
4693 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4694 Jack Howarth <howarth@bromo.med.uc.edu>
4697 * config/i386/i386.h: Fix ABI on darwin x86-32.
4699 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4701 * tree.h: Declare make_decl_rtl_for_debug.
4702 * varasm.c (make_decl_rtl_for_debug): New.
4703 * dwarf2out.c (rtl_for_decl_location): Call it.
4704 * cfgexpand.c (expand_debug_expr): Call it.
4706 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4709 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4713 * var-tracking.c (vt_init_cfa_base): Do nothing if
4714 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4716 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4719 * var-tracking.c (canonicalize_vars_star): New.
4720 (dataflow_post_merge_adjust): Use it.
4722 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4725 * var-tracking.c (non_suitable_const): New function.
4726 (add_uses): For DEBUG_INSNs with constants, don't record any
4727 value, instead just the constant value itself.
4728 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4729 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4730 (emit_notes_in_bb): Likewise.
4731 (emit_note_insn_var_location): For onepart variables if
4732 cur_loc is a VOIDmode constant, use DECL_MODE.
4734 2010-03-18 Martin Jambor <mjambor@suse.cz>
4737 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4738 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4739 all non-clones. Moved call redirection...
4740 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4741 (cgraph_materialize_all_clones): Dispose of all
4742 combined_args_to_skip bitmaps.
4743 (verify_cgraph_node): Do not check for edges pointing to wrong
4744 nodes in inline clones.
4745 * tree-inline.c (copy_bb): Call
4746 cgraph_redirect_edge_call_stmt_to_callee.
4747 * ipa.c (cgraph_remove_unreachable_nodes): Call
4748 cgraph_node_remove_callees even when there are used clones.
4750 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4752 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4754 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4757 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4760 2010-03-18 Michael Matz <matz@suse.de>
4763 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4764 into sqrt(x) if we need to preserve signed zeros.
4766 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4767 Eric Botcazou <ebotcazou@adacore.com>
4769 PR rtl-optimization/43360
4770 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4771 note if we don't know its invariant status.
4773 2010-03-18 Michael Matz <matz@suse.de>
4775 PR tree-optimization/43402
4776 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4777 PHI chains of ssa names registered for update.
4779 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4782 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4783 non-offsettable and pre_modify update addressing.
4784 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4785 and "2" alternatives "#".
4786 (*movdd_softfloat32): Make all alternatives "#";
4787 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4788 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4789 (*movdf_softfloat32): Make all alternatives "#";
4790 (movdi): Use the new DIFD mode iterator to create a common splitter
4791 for movdi, movdf and movdd patterns.
4793 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4795 * common.opt (dumpdir): Remove redundant tab.
4797 2010-03-17 Martin Jambor <mjambor@suse.cz>
4799 PR tree-optimization/43347
4800 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4801 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4803 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4805 PR rtl-optimization/42216
4806 * regrename.c (create_new_chain): New function, broken out from...
4807 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4808 appending a use to an empty chain.
4809 (build_def_use): Remove previous changes that convert OP_INOUT to
4810 OP_OUT operands; instead detect the case where an OP_INOUT operand
4811 uses a previously untracked register and create an empty chain for it.
4813 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4815 * doc/extend.texi (Function Attributes): Rewrite unfinished
4816 sentence in ms_abi documentation.
4818 2010-03-17 Alan Modra <amodra@gmail.com>
4820 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4821 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4822 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4823 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4825 2010-03-16 Richard Henderson <rth@redhat.com>
4828 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4829 (lower_try_finally): Save and restore eh_seq around the expansion
4832 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4834 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4835 statements before splitting block.
4837 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4839 * doc/sourcebuild.texi (Testsuites): Fix markup.
4840 Use pathnames relative to gcc/testsuite.
4841 (Test Directives): Move description of how timeout is determined.
4842 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4843 (C Tests): Correct gcc.misc-tests directory.
4844 Framework tests now live in gcc.test-framework.
4846 2010-03-16 Richard Guenther <rguenther@suse.de>
4849 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4850 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4852 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4853 Alexandre Oliva <aoliva@redhat.com>
4855 PR tree-optimization/42917
4856 * lambda-code.c (remove_iv): Skip debug statements.
4857 (lambda_loopnest_to_gcc_loopnest): Likewise.
4858 (not_interesting_stmt): Debug statements are not interesting.
4860 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4864 * cselib.c (cselib_preserve_constants,
4865 cfa_base_preserved_val): New static variables.
4866 (preserve_only_constants): New function.
4867 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4868 clear its REG_VALUES. If cselib_preserve_constants, don't
4869 empty the whole hash table, but preserve there VALUEs with constants,
4870 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4871 (cselib_preserve_cfa_base_value): New function.
4872 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4873 (cselib_init): Change argument to int bitfield. Set
4874 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4876 (cselib_finish): Clear cselib_preserve_constants and
4877 cfa_base_preserved_val.
4878 * cselib.h (enum cselib_record_what): New enum.
4879 (cselib_init): Change argument to int.
4880 (cselib_preserve_cfa_base_value): New prototype.
4881 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4882 * dse.c (dse_step1): Likewise.
4883 * cfgcleanup.c (thread_jump): Likewise.
4884 * sched-deps.c (sched_analyze): Likewise.
4885 * gcse.c (local_cprop_pass): Likewise.
4886 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4887 If FN is non-NULL, call the callback always and whenever it returns
4888 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4889 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4890 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4891 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4892 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4893 * var-tracking.c: Include recog.h.
4894 (bb_stack_adjust_offset): Remove.
4895 (vt_stack_adjustments): Don't call it, instead just gather the
4896 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4897 (adjust_stack_reference): Remove.
4898 (compute_cfa_pointer): New function.
4899 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4900 (struct adjust_mem_data): New type.
4901 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4903 (get_address_mode): New function.
4904 (replace_expr_with_values): Use it.
4905 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4906 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4907 (adjust_sets): Remove.
4908 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4909 Use get_address_mode.
4910 (get_adjusted_src): Remove.
4911 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4912 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4913 (add_with_sets): Don't call adjust_sets.
4914 (fp_setter, vt_init_cfa_base): New functions.
4915 (vt_initialize): Change return type to bool. Move most of pool etc.
4916 initialization to the beginning of the function from end. Pass
4917 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4918 If !frame_pointer_needed, call vt_stack_adjustment before mos
4919 vector is filled, call vt_init_cfa_base if argp/framep has been
4920 eliminated to sp. If frame_pointer_needed and argp/framep has
4921 been eliminated to hard frame pointer, set
4922 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4923 encountering fp setter in the prologue. For MO_ADJUST, call
4924 log_op_type before pusing the op into mos vector, not afterwards.
4925 Call adjust_insn before cselib_process_insn/add_with_sets,
4926 call cancel_changes (0) afterwards.
4927 (variable_tracking_main_1): Adjust for vt_initialize calling
4928 vt_stack_adjustments and returning whether it succeeded or not.
4930 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4932 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4935 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4937 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4939 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4940 drap_reg has not been set.
4942 2010-03-15 Michael Matz <matz@suse.de>
4945 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4946 use it to expand block copies.
4947 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4948 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4949 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4951 2010-03-15 Richard Guenther <rguenther@suse.de>
4953 PR tree-optimization/43367
4954 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4957 2010-03-15 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/43317
4960 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4962 2010-03-15 Martin Jambor <mjambor@suse.cz>
4964 PR tree-optimization/43141
4965 * tree-sra.c (create_abstract_origin): New function.
4966 (modify_function): Call create_abstract_origin.
4968 2010-03-15 Chris Demetriou <cgd@google.com>
4970 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4973 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4976 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4977 call insert_out_of_ssa_copy for default definitions.
4979 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4981 * graphite-clast-to-gimple.c (my_long_long): Defined.
4982 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4983 * graphite-sese-to-poly.c (my_long_long): Defined.
4984 (scop_ivs_can_be_represented): Use it.
4986 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4988 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4989 graphite-max-bbs-per-function, and loop-block-tile-size.
4990 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4992 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4994 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4996 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4997 forward declaration.
4998 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4999 (add_upper_bounds_from_estimated_nit): New.
5000 (build_loop_iteration_domains): Use it.
5002 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5004 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5006 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5009 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5010 should be an INTEGER_CST. Also handle CASE_CONVERT.
5012 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5014 * graphite.c (graphite_initialize): To bound the number of bbs per
5015 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5016 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5017 * doc/invoke.texi: Document it.
5019 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5021 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5022 * graphite-sese-to-poly.h (build_poly_scop): Same.
5024 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5026 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5027 the number of parameters in the scop. Use as an upper bound
5028 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5029 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5030 * doc/invoke.texi: Document it.
5032 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5034 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5035 * doc/c-tree.texi: Remove.
5036 * doc/generic.texi: Merge c-tree.texi here.
5037 * doc/gccint.texi (Trees): Remove menu entry.
5038 (c-tree.texi): Remove @include.
5039 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5040 * doc/languages.texi (Reading RTL): Ditto.
5042 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5045 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5047 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5050 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5051 code added to work around reload clobbering CONST insns.
5053 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5055 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5056 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5057 (cselib_preserve_only_values): Remove retain argument, don't
5058 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5059 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5060 * var-tracking.c (micro_operation): Move insn field before union.
5061 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5062 (struct variable_tracking_info_def): Remove n_mos field, change
5063 mos into a vector of micro_operations.
5064 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5065 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5066 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5067 changing into a vector.
5068 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5069 come before all other uops generated by add_stores.
5070 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5072 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5073 a vector. Run just one pass over the bbs instead of separate counting
5074 and computation phase.
5075 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5078 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5079 into *nonlocalized_list vector.
5080 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5081 even if origin is non-NULL.
5082 (gen_variable_die): Likewise.
5083 (process_scope_var): Don't change origin.
5084 (gen_decl_die): Likewise.
5085 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5086 before adding new edges instead of after it, fix moving over
5089 2010-03-11 David S. Miller <davem@davemloft.net>
5091 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5093 * configure: Rebuild.
5095 2010-03-11 Martin Jambor <mjambor@suse.cz>
5097 PR tree-optimization/43257
5098 * tree.c (assign_assembler_name_if_neeeded): New function.
5099 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5101 * tree.h (assign_assembler_name_if_neeeded): Declare.
5102 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5103 the function if needed.
5105 2010-03-11 Chris Demetriou <cgd@google.com>
5107 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5108 include/stdint-gcc.h, and include/stdint.h world-readable.
5110 2010-03-11 Richard Guenther <rguenther@suse.de>
5112 PR tree-optimization/43255
5113 * tree-vrp.c (process_assert_insertions_for): Do not insert
5114 asserts for trivial conditions.
5116 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5118 PR tree-optimization/43280
5119 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5120 generation. Move calculation of size out of the if branch.
5121 (find_bswap): Modify compare number generation.
5123 2010-03-11 Richard Guenther <rguenther@suse.de>
5126 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5127 (input_gimple_stmt): Fixup handled component types during
5128 operand read. Also fix up decls in ADDR_EXPRs.
5130 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5132 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5133 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5135 2010-03-10 Jan Hubicka <jh@suse.cz>
5138 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5139 * varasm.c (get_variable_section): Don't do that here...
5140 (make_decl_rtl): ... and here.
5141 (do_assemble_alias): Produce decl RTL.
5142 (assemble_alias): Likewise.
5144 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5147 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5148 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5150 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5151 (based_loc_descr): Only express drap or vdrap regno based expressions
5152 using DW_OP_fbreg when not optimizing.
5153 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5154 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5155 REG_CFA_SET_VDRAP note.
5157 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5159 PR tree-optimization/43236
5160 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5161 error in calculation of base address in reverse iteration case.
5162 (generate_builtin): Take number of latch executions if the statement
5165 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5168 * tree-eh.c: Include pointer-set.h.
5169 (lower_eh_dispatch): Filter out duplicate case labels and
5170 remove the unneeded edge when the label is unused. Return
5171 true when some edges are removed.
5172 (execute_lower_eh_dispatch): When any lowering resulted in
5173 removing an edge, also delete unreachable blocks.
5175 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5178 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5179 UNSPEC_MACHOPIC_OFFSET.
5181 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5184 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5185 (m68k_delegitimize_address): New function.
5187 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5190 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5193 * var-tracking.c (adjust_sets): New function.
5194 (count_with_sets, add_with_sets): Use it.
5195 (get_adjusted_src): New inline function.
5196 (add_stores): Use it.
5199 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5200 call cselib_dummy_expand_value_rtx_cb instead of
5201 cselib_expand_value_rtx_cb.
5204 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5205 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5206 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5207 and .cfi_endproc around the pic thunks.
5208 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5209 all queued unwind info register saves are saved before the call.
5210 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5211 considered as sp-=4 for unwind info and the pop as sp+=4 which
5212 also clobbers dest, but doesn't actually restore it.
5215 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5216 RTX_FRAME_RELATED_P.
5218 2010-03-09 Jie Zhang <jie@codesourcery.com>
5220 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5221 whitespaces in output template.
5223 2010-03-09 Jie Zhang <jie@codesourcery.com>
5225 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5228 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5230 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5231 builtins.exp in a separate job.
5233 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5235 * graphite-sese-to-poly.c (add_param_constraints): Use
5236 lower_bound_in_type and upper_bound_in_type.
5238 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5240 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5241 instead of unsigned_type_node.
5243 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5244 Reza Yazdani <reza.yazdani@amd.com>
5247 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5248 on pointer type parameters.
5250 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5254 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5255 handle conversions from pointer to integers.
5256 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5257 induction variable, to be able to work with code generated by CLooG.
5258 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5259 (build_poly_scop): Bail out if we cannot codegen a loop.
5261 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5263 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5264 code generation with gloog_error.
5266 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5268 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5269 Call fold_convert on all the returned values.
5270 (expand_scalar_variables_expr): Pass to
5271 expand_scalar_variables_ssa_name the type of the resulting expression.
5273 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5275 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5276 ppl_min_for_le_pointset.
5277 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5278 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5280 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5282 * graphite-dependences.c (map_into_dep_poly): Removed.
5283 (dependence_polyhedron_1): Use combine_context_id_scat.
5285 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5287 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5288 (struct poly_bb): Same.
5289 (combine_context_id_scat): New.
5291 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5294 * sese.c (name_defined_in_loop_p): Return false for default
5297 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5299 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5300 and clean up the logic.
5302 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5304 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5307 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5309 * var-tracking.c (remove_cselib_value_chains): Define only for
5311 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5312 delete_slot_part, emit_notes_for_differences_1): Don't call
5313 remove_cselib_value_chains here.
5314 (set_slot_part, emit_notes_for_differences_2): Don't call
5315 add_cselib_value_chains here.
5316 (preserved_values): New vector.
5317 (preserve_value): New function.
5318 (add_uses, add_stores, vt_add_function_parameters): Use it
5319 instead of cselib_preserve_value.
5320 (changed_values_stack): New vector.
5321 (check_changed_vars_0): New function.
5322 (check_changed_vars_1, check_changed_vars_2): Use it.
5323 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5324 changed_values_stack VALUEs.
5325 (vt_emit_notes): For all preserved_values call
5326 add_cselib_value_chains. If ENABLE_CHECKING call
5327 remove_cselib_value_chains before verifying value_chains is empty.
5328 Initialize and free changed_values_stack.
5329 (vt_initialize): Initialize preserved_values.
5330 (vt_finalize): Free preserved_values.
5332 2010-03-08 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/43269
5335 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5338 2010-03-08 Martin Jambor <mjambor@suse.cz>
5340 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5341 (ipa_is_param_called): Removed.
5342 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5343 (ipa_print_node_params): Do not print the called flag.
5344 (ipa_write_node_info): Do not stream the called flag.
5345 (ipa_read_node_info): Likewise.
5347 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5350 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5351 * cselib.c (struct expand_value_data): Add dummy field.
5352 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5354 (cselib_dummy_expand_value_rtx_cb): New function.
5355 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5357 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5358 * var-tracking.c: Include pointer-set.h.
5359 (variable): Change n_var_parts to char from int. Add
5360 cur_loc_changed and in_changed_variables fields.
5361 (variable_canonicalize): Remove.
5362 (shared_var_p): New inline function.
5363 (unshare_variable): Maintain cur_loc_changed and
5364 in_changed_variables fields. If var was in changed_variables,
5365 replace it there with new_var. Just copy cur_loc instead of
5366 resetting it to something else.
5367 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5368 (dataflow_set_union): Don't call variable_canonicalize.
5369 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5370 of their DEBUG_EXPR_TREE_DECLs.
5371 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5372 and in_changed_variables and cur_loc_changed is false.
5373 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5374 and cur_loc_changed. Don't update cur_loc here.
5375 (variable_merge_over_src): Don't call variable_canonicalize.
5376 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5377 removing loc that is equal to cur_loc, clear cur_loc,
5378 set cur_loc_changed and ensure variable_was_changed is called.
5379 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5380 compare pointers in cur_loc check, if it is equal to loc,
5381 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5382 (variable_different_p): Remove compare_current_location argument,
5383 don't compare cur_loc.
5384 (dataflow_set_different_1): Adjust variable_different_p caller.
5385 (variable_was_changed): If dv had some var in changed_variables
5386 already, reset in_changed_variables flag for it and propagate
5387 cur_loc_changed over to the new variable. On empty var
5388 always set cur_loc_changed. Set in_changed_variables on whatever
5389 var is added to changed_variables.
5390 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5391 Use shared_var_p. When removing loc that is equal to cur_loc,
5392 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5393 end, don't set it to something else, just call variable_was_changed.
5394 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5395 loc being removed, clear cur_loc and set cur_loc_changed.
5396 Set cur_loc_changed if all locations have been removed.
5397 (struct expand_loc_callback_data): New type.
5398 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5399 allocated. Always create SUBREGs if simplify_subreg failed.
5400 Prefer to use cur_loc, when that fails and still in
5401 changed_variables (and seen first time) recompute it. Set
5402 cur_loc_changed of variables which had to change cur_loc and
5403 compute elcd->cur_loc_changed if any of the subexpressions used
5404 had to change cur_loc.
5405 (vt_expand_loc): Adjust to pass arguments in
5406 expand_loc_callback_data structure.
5407 (vt_expand_loc_dummy): New function.
5408 (emitted_notes): New variable.
5409 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5410 that weren't used for any other decl in current
5411 emit_notes_for_changes call call vt_expand_loc_dummy to update
5412 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5413 first loc_chain location if NULL before. Always use just
5414 cur_loc instead of first loc_chain location. When cur_loc_changed
5415 is false, when not --enable-checking=rtl just don't emit any note.
5416 When rtl checking, compute the note and assert it is the same
5417 as previous note. Clear cur_loc_changed and in_changed_variables
5418 at the end before removing from changed_variables.
5419 (check_changed_vars_3): New function.
5420 (emit_notes_for_changes): Traverse changed_vars to call
5421 check_changed_vars_3 on each changed var.
5422 (emit_notes_for_differences_1): Clear cur_loc_changed and
5423 in_changed_variables. Recompute cur_loc of new_var.
5424 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5425 (vt_emit_notes): Initialize and destroy emitted_notes.
5427 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5429 PR rtl-optimization/42220
5430 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5431 Use verify_reg_tracked to determine if we should use OP_OUT rather
5433 (build_def_use): If we see an in-out operand for a register that we
5434 know nothing about, treat is an output if possible, fail the block if
5437 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5440 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5443 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5446 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5447 uses of relevant DEFs that are dead outside the loop too.
5449 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5451 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5453 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5455 * var-tracking.c (values_to_unmark): New variable.
5456 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5457 values_to_unmark vector. Moved body to...
5458 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5459 instead queue it into values_to_unmark vector.
5460 (vt_find_locations): Free values_to_unmark vector.
5462 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5464 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5465 (site.exp): Export them when plugins are enabled.
5467 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5470 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5472 (chrec_fold_multiply): Same.
5474 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5477 * c-decl.c (build_compound_literal): Return early if init is
5480 2010-03-04 Martin Jambor <mjambor@suse.cz>
5482 PR tree-optimization/43164
5483 PR tree-optimization/43191
5484 * tree-sra.c (type_consists_of_records_p): Reject records with
5485 zero-size bit-fields at the end.
5487 2010-03-04 Mike Stump <mikestump@comcast.net>
5489 * Makefile.in (TAGS): Remove *.y.
5491 2010-03-04 Richard Guenther <rguenther@suse.de>
5493 PR tree-optimization/40761
5494 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5496 (my_rev_post_order_compute): New function.
5497 (init_pre): Call it.
5499 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5502 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5503 decrease the cost of an IV candidate when the cost is infinite.
5505 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5507 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5508 Use '3DNow!' for the extension of that name, ensure normal space
5510 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5512 2010-03-03 Jeff Law <law@redhat.com>
5514 * PR middle-end/32693
5515 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5516 than gen_rtx_SUBREG.
5517 (extract_bit_field_1): Likewise.
5519 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5521 * doc/sourcebuild.texi (Test directives): Document that arguments
5522 include-opts and exclude-opts are now optional for dg-skip-if,
5523 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5525 2010-03-03 Jason Merrill <jason@redhat.com>
5528 * cgraph.h (varpool_node): Add extra_name field.
5529 * varpool.c (varpool_extra_name_alias): New.
5530 (varpool_assemble_decl): Emit extra name aliases.
5531 (varpool_mark_needed_node): Look past an extra name alias.
5532 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5533 * lto-streamer-in.c (lto_input_tree): Read it.
5534 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5536 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5538 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5539 (sparc*-*-solaris2*): ...this.
5541 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5544 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5545 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5546 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5547 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5550 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5551 fallthrough to default handling, just with want_address 0 instead of 2.
5552 For single element lists, add_AT_loc directly, otherwise create an
5553 artificial variable DIE and stick location list to it.
5556 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5557 (VAL_EXPR_HAS_REVERSE): Define.
5558 (reverse_op): New function.
5559 (add_stores): For reversible operations add an extra MO_VAL_USE.
5561 2010-03-02 Jason Merrill <jason@redhat.com>
5563 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5565 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5567 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5568 (sparc64-*-linux*): Likewise.
5569 (sparc64-*-solaris2*): Include assembler files before linker ones.
5570 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5571 * config/sparc/gas.h: Delete.
5572 * config/sparc/sol2-64.h: Add copyright notice.
5573 * config/sparc/sol2-gas-bi.h: Likewise.
5574 * config/sparc/sol2-gld.h: Likewise.
5575 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5576 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5577 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5578 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5579 (sparc_elf_asm_named_section): Rename into...
5580 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5582 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5584 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5586 2010-03-02 Jeff Law <law@redhat.com>
5589 * reload1.c (rtx_p, substitute_stack): Declare.
5590 (substitute): Record addresses of changed rtxs.
5591 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5592 Restore the original rtx when complete.
5593 (reload): Free subsitute_stack when complete.
5595 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5597 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5598 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5600 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5601 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5602 Torture Tests): Change from subsection to section.
5604 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5605 Steven Bosscher <steven@gcc.gnu.org>
5607 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5610 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5613 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5614 the assignment from the new induction variable to the assignment
5615 of the value from the original loop PHI function.
5617 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5618 Daniel Jacobowitz <dan@codesourcery.com>
5620 * doc/sourcebuild.texi (Test directives): Clarify options to
5623 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5625 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5626 Disable cfi directives unless GCC and gas agree on using read-only
5627 .eh_frame sections for 64-bit.
5628 * configure: Regenerate.
5630 2010-03-01 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/43220
5633 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5634 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5636 2010-03-01 Richard Guenther <rguenther@suse.de>
5637 Martin Jambor <mjambor@suse.cz>
5640 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5641 gimplified parameters.
5643 2010-03-01 Christian Bruel <christian.bruel@st.com>
5645 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5647 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5649 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5651 2010-03-01 Richard Guenther <rguenther@suse.de>
5654 * expr.c (expand_assignment): Use the alias-oracle to tell
5655 if the rhs aliases the result decl.
5657 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5661 to sol_gt_pch_get_address.
5662 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5663 64-bit, SPARC and x86.
5664 (sol_gt_pch_get_address): New function.
5666 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5668 * toplev.h (inform_n, error_n): Declare.
5669 * diagnostic.c (inform_n, error_n): New function.
5671 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5673 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5674 has no rtl yet when processing local_decls, queue it and recheck
5675 if deferred stack allocation hasn't assigned it rtl.
5677 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5679 * config/sh/sh.c (unspec_bbr_uid): New.
5680 (gen_block_redirect): Use it instead of INSN_UID.
5681 (gen_far_branch): Likewise.
5683 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5685 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5686 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5688 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5690 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5691 (Warning Options): -Wno-conversion-null is valid for
5692 Objective-C++ as well.
5693 * doc/tm.texi (Named Address Spaces): Likewise.
5694 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5695 * doc/tree-ssa.texi (Tree SSA): Likewise.
5697 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5700 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5701 by default. Don't set the default arch for
5702 i[34567]86-*-darwin*|x86_64-*-darwin*.
5704 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5707 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5708 default. Set the default 32bit/64bit archs with $with_arch
5709 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5711 2010-02-27 Richard Guenther <rguenther@suse.de>
5713 PR tree-optimization/43186
5714 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5715 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5716 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5717 unroller iterations.
5719 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5721 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5722 required and i[34567]86-*-* targets don't support 64bit ISA.
5724 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5727 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5730 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5732 * config.gcc: Set the default arch at least to Prescott for
5733 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5734 if SSE math is enabled.
5736 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5738 * diagnostic.c (diagnostic_initialize): Update.
5739 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5741 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5742 (diagnostic_inhibit_notes): New.
5743 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5745 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5748 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5749 * doc/standards.texi: Likewise.
5750 * doc/extend.texi: Likewise.
5751 * doc/trouble.texi: Likewise.
5752 * doc/cppopts.texi: Likewise.
5753 * doc/install.texi: Likewise.
5754 * c.opt (std=c90,std=gnu90): New options.
5755 * c-opts.c (c_common_handle_option): Handle them.
5757 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5760 * c-decl.c (undeclared_variable): Use an informative note.
5762 2010-02-26 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/43186
5765 * gimple.h (gimple_fold): Remove.
5766 * gimple.c (gimple_fold): Remove. Inline into single user ...
5767 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5768 Try harder for conditions.
5770 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5773 * function.c (used_types_insert): Don't skip through named pointer
5774 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5775 and it is different from the main variant's type.
5777 2010-02-26 Nick Clifton <nickc@redhat.com>
5779 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5781 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5783 * config.gcc: Support --with-fpmath=sse for x86.
5785 * config/i386/ssemath.h: New.
5787 * doc/install.texi (--with-fpmath=sse): Documented.
5789 2010-02-26 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/43188
5792 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5793 vector types of over-aligned element type.
5795 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5799 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5801 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5803 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5805 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5807 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5808 * var-tracking.c: Include diagnostic.h.
5809 (debug_dv): New function.
5810 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5813 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5814 (add_value_chain, add_value_chains, remove_value_chain,
5815 remove_value_chains): Handle DEBUG_EXPRs.
5816 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5819 * regcprop.c (struct queued_debug_insn_change): New type.
5820 (struct value_data_entry): Add debug_insn_changes field.
5821 (struct value_data): Add n_debug_insn_changes field.
5822 (debug_insn_changes_pool): New variable.
5823 (free_debug_insn_changes, apply_debug_insn_changes,
5824 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5825 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5826 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5828 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5830 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5831 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5832 changes, call cprop_find_used_regs via note_stores.
5833 (copyprop_hardreg_forward): When copying vd from predecessor
5834 which has any queued DEBUG_INSN changes, make sure the pointers are
5835 cleared. At the end call df_analyze and then if there are any
5836 DEBUG_INSN changes queued at the end of some basic block for still
5837 live registers, apply them.
5838 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5840 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5842 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5845 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5847 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5848 targets. Set the default with_cpu/with_arch from arch/cpu.
5849 Allow x86-64 and native for with_cpu/with_arch.
5851 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5853 * ebitmap.c: Change calls to verify_popcount with calls to
5854 sbitmap_verify_popcount.
5855 (ebitmap_clear_bit): Fixed map->cacheindex test and
5856 map>cache update when bit clearing results in an empty
5859 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5862 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5863 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5864 and support both V2DF and V2DI modes.
5865 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5866 support both V2DF and V2DI modes.
5867 (general): Delete trailing whitespace from a few patterns.
5869 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5870 V2DF/V2DI interleave high/low builtins.
5872 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5875 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5876 interleave high/low functions.
5878 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5880 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5881 #pragma extern_prefix.
5883 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5886 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5887 BLKmode, assert op0 is a MEM and just adjust its mode.
5890 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5891 if bitpos isn't multiple of mode's bitsize.
5893 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5895 * c.opt (-ftemplate-depth=): New.
5896 (-ftemplate-depth-): Deprecate.
5897 * optc-gen.awk: Handle -ftemplate-depth=.
5898 * opth-gen.awk: Likewise.
5899 * c-opts.c (c_common_handle_option): Likewise.
5900 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5902 2010-02-24 Jason Merrill <jason@redhat.com>
5904 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5906 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5908 * cfg.c (alloc_aux_for_block): Remove inline.
5909 (alloc_aux_for_edge): Likewise.
5911 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5913 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5915 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5918 * config/i386/sol2-gas.h: New file.
5919 * config.gcc (i[34567]86-*-solaris2*): Use it.
5921 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5924 * c-typeck.c (ep_convert_and_check): New.
5925 (build_conditional_expr): Use it.
5926 (build_binary_op): Likewise.
5928 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5930 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5933 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5934 bounds even for -O+.
5935 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5936 expr needs to have DECL_NAME set.
5938 2010-02-24 Nick Clifton <nickc@redhat.com>
5940 * config/mep/mep.c: Include gimple.h.
5941 (mep_function_uses_sp): Delete unused function.
5942 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5943 parameters. Use unsigned integers to count args. Return a
5944 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5946 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5949 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5950 greater or equal to nelt instead of 2 * nelt.
5951 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5954 2010-02-23 Jason Merrill <jason@redhat.com>
5957 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5958 in cfun->local_decls even if they have register types.
5961 * stor-layout.c (place_field): Don't warn about unnecessary
5962 DECL_PACKED if the type is packed.
5964 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5967 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5968 GOTOFF relocs, even when the base reg isn't pic pointer.
5970 2010-02-23 Michael Matz <matz@suse.de>
5973 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5974 (expand_gimple_basic_block): Generate and use debug temps if there
5975 are debug uses left after the last real use of TERed ssa names.
5976 Unlink debug immediate uses when they are expanded.
5978 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5981 * config/i386/i386.c (override_options): Reorganise to provide
5982 better error messages.
5984 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5987 * graphite-scop-detection.c (create_single_exit_edge): Move
5988 the call to find_single_exit_edge to....
5989 (create_sese_edges): ...here. Don't handle multiple edges
5990 exiting the function.
5991 (build_graphite_scops): Don't handle multiple edges
5992 exiting the function.
5994 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5997 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5998 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6000 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6003 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6005 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6008 * c-typeck.c (convert_arguments): Print declaration location.
6009 * c-common.c (validate_nargs): Rename as
6010 builtin_function_validate_nargs.
6011 (check_builtin_function_arguments): Update.
6013 2010-02-22 Richard Guenther <rguenther@suse.de>
6016 * tree-inline.c (declare_return_variable): Use the type of
6017 the call stmt lhs if available.
6019 2010-02-22 Duncan Sands <baldrick@free.fr>
6021 * passes.c (register_pass): Always consider all pass lists when
6022 ref_pass_instance_number is zero.
6024 2010-02-22 Richard Guenther <rguenther@suse.de>
6026 PR tree-optimization/42749
6027 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6028 parameter. Do arithmetic in the original type.
6029 (update_accumulator_with_ops): Likewise.
6030 (adjust_accumulator_values): Adjust.
6032 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6034 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6035 (QI to BLKmode splitter): New splitter.
6037 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6039 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6040 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6042 2010-02-22 Richard Guenther <rguenther@suse.de>
6044 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6046 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6048 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6049 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6050 ($(T)crti.o, $(T)crtn.o): Remove rules.
6052 2010-02-21 Tobias Burnus <burnus@net-b.de>
6055 * doc/invoke.texi (-fassociative-math): Document that this
6056 option is automatically enabled for Fortran.
6058 2010-02-20 David S. Miller <davem@davemloft.net>
6060 * configure.ac: Test if linker and assembler properly support
6061 GOTDATA_OP relocations.
6062 * configure: Rebuild.
6063 * config.in: Likewise.
6064 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6065 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6066 (movsi_high_pic): Likewise.
6067 (movdi_lo_sum_pic): Likewise.
6068 (movdi_high_pic): Likewise.
6069 (movsi_pic_gotdata_op): New pattern.
6070 (movdi_pic_gotdata_op): Likewise.
6071 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6072 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6074 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6077 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6078 attribute to ssemul.
6079 (xop_mulv2div2di3_high): Ditto.
6081 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6084 * c.opt (Wconversion-null): New option.
6085 * doc/invoke.texi (Wconversion-null): Document.
6087 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6089 * common.opt (Wlarger-than-): Add Undocumented.
6091 2010-02-19 Mike Stump <mikestump@comcast.net>
6093 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6095 2010-02-19 Jason Merrill <jason@redhat.com>
6098 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6099 * configure: Likewise.
6101 2010-02-20 Alan Modra <amodra@gmail.com>
6104 * cgraph.h (cgraph_make_decl_local): Declare.
6105 * cgraph.c (cgraph_make_decl_local): New function.
6106 (cgraph_make_node_local): Use it.
6107 * cgraphunit.c (cgraph_function_versioning): Likewise.
6108 * ipa.c (function_and_variable_visibility): Likewise.
6110 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6113 * except.c (sjlj_emit_function_enter): Don't call
6114 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6116 * rtl.h (add_reg_br_prob_note): Remove prototype.
6118 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6121 * c-common.c (conversion_warning): Remove widening conversions
6122 before checking the conversion of integers to reals.
6124 2010-02-19 Mike Stump <mikestump@comcast.net>
6127 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6130 * cgraphunit.c (process_function_and_variable_attributes): Check
6131 DECL_PRESERVE_P instead of looking up attribute "used".
6132 * ipa-pure-const.c (check_decl): Likewise.
6133 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6134 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6135 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6136 instead of attribute "used".
6137 * config/sol2-c.c (solaris_pragma_init): Likewise.
6138 (solaris_pragma_fini): Likewise.
6140 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6142 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6143 Use XCNEW instead of xcalloc.
6144 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6145 XNEW instead of xmalloc.
6146 (get_fields): Use XNEWVEC instead of xmalloc.
6149 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6150 populate vars array.
6151 (create_new_general_access): For debug stmts just reset value.
6152 (get_stmt_accesses): For accesses within debug stmts just record them
6153 using add_access_to_acc_sites instead of preventing the peeling or
6154 counting them as accesses.
6157 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6159 2010-02-19 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/42916
6162 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6165 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6167 * configure.ac: Replace all uses of changequote in macro arguments
6168 with proper quoting.
6170 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6173 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6175 2010-02-19 Richard Guenther <rguenther@suse.de>
6177 PR tree-optimization/42944
6178 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6179 test for aliasing with errno.
6181 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6184 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6185 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6186 * dojump.c: Include output.h.
6187 (inv): New inline function.
6188 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6189 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6190 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6191 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6192 argument, pass it down to other calls.
6193 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6194 add REG_BR_PROB note to the conditional jump.
6195 * cfgexpand.c (add_reg_br_prob_note): Removed.
6196 (expand_gimple_cond): Don't call it, add the probability
6197 as last argument to jumpif_1/jumpifnot_1.
6198 * Makefile.in (dojump.o): Depend on output.h.
6199 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6201 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6202 * stmt.c (do_jump_if_equal): Likewise.
6203 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6204 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6205 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6207 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6208 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6209 jumpifnot_1 callers.
6210 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6212 (store_expr): Adjust jumpifnot caller.
6213 (store_constructor): Adjust jumpif caller.
6216 * gimplify.c (gimple_boolify): For __builtin_expect call
6217 gimple_boolify also on its first argument.
6219 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6221 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6223 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6224 * configure: Regenerated.
6226 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6228 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6229 lang_hooks.types_compatible_p instead of comptypes.
6231 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6233 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6234 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6235 if __prefer_thumb__ is defined.
6237 2010-02-18 Martin Jambor <mjambor@suse.cz>
6239 PR tree-optimization/43066
6240 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6241 array with zero-sized element type.
6243 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6245 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6246 rtx, allocate struct var_loc_node here and return it to the
6247 caller, and only if it is actually needed.
6248 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6249 move it earlier and return immediately if it returns NULL.
6251 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6253 * config/sparc/gas.h: New file. Restore
6254 TARGET_ASM_NAMED_SECTION to its ELF default.
6255 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6257 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6258 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6259 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6260 after sparc/sysv4.h.
6262 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6264 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6266 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6268 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6269 patterns from predicated pattern.
6271 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6275 for insn mnemonic suffix.
6277 2010-02-17 Richard Guenther <rguenther@suse.de>
6279 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6282 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6285 * caller-save.c (save_call_clobbered_regs): If BB ends with
6286 a DEBUG_INSN, move any notes in between last real insn and the last
6287 DEBUG_INSN after the last DEBUG_INSN.
6289 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6291 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6292 Fix return type. Fix argument type. Explain meaning of return value.
6294 2010-02-16 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/41043
6297 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6298 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6300 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6302 2010-02-16 Ira Rosen <irar@il.ibm.com>
6304 PR tree-optimization/43074
6305 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6306 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6307 vectorizable cycles in hybrid SLP check.
6308 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6310 2010-02-16 Richard Guenther <rguenther@suse.de>
6312 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6313 (true_dependence): If memrefs_conflict_p computes must-alias
6314 trust it. Move TBAA check after offset-based disambiguation.
6315 (canon_true_dependence): Likewise.
6317 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6319 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6320 * doc/invoke.texi: Document it.
6321 * var-tracking.c: Include toplev.h and params.h.
6322 (vt_find_locations): Return bool indicating success. Compute
6323 hash sizes unconditionally. Check new parameter, report.
6324 (variable_tracking_main_1): Check vt_find_locations results and
6325 retry. Renamed from...
6326 (variable_tracking_main): ... this. New wrapper to preserve
6327 flag_var_tracking_assignments.
6328 * Makefile.in (var-tracking.o): Adjust dependencies.
6330 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6331 Jakub Jelinek <jakub@redhat.com>
6334 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6335 if weak_import attribute is present.
6336 * config/darwin.c (machopic_select_section): Likewise.
6338 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6340 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6341 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6342 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6343 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6345 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6348 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6351 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6352 Rewrite text to refer to the names.
6354 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6356 * config/i386/i386-builtin-types.def
6357 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6358 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6359 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6360 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6361 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6362 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6363 IX86_BUILTIN_VPERMIL2PS256.
6364 (MULTI_ARG_4_DF2_DI_I): Defined.
6365 (MULTI_ARG_4_DF2_DI_I1): Defined.
6366 (MULTI_ARG_4_SF2_SI_I): Defined.
6367 (MULTI_ARG_4_SF2_SI_I1): Defined.
6368 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6369 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6370 __builtin_ia32_vpermil2ps256.
6371 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6372 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6373 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6374 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6375 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6376 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6377 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6378 CODE_FOR_xop_vpermil2v8sf3.
6379 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6380 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6381 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6382 (_mm256_permute2_pd): New.
6383 (_mm_permute2_ps): New.
6384 (_mm256_permute2_ps): New.
6386 2010-02-15 Nick Clifton <nickc@redhat.com>
6388 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6389 boolean parameters. Use emit_jump_insn when emitting a pop
6390 instruction containing a return insn.
6391 (push): Use 'true' rather than '1' as second parameter to F.
6392 (h8300_expand_prologue): Likewise.
6393 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6394 (h8300_expand_epilogue): Likewise.
6396 2010-02-15 Richard Guenther <rguenther@suse.de>
6399 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6402 2010-02-15 Nick Clifton <nickc@redhat.com>
6404 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6407 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6409 * intl.c (fake_ngettext): New function.
6410 * intl.h (fake_ngettext): Declare.
6411 (ngettext): Define macro.
6412 * collect2.c (notice_translated): New function.
6413 (main): Use notice_translated and ngettext.
6414 * collect2.h (notice_translated): Declare.
6416 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6418 * reorg.c (delete_computation): Comment fixes.
6419 * caller-save.c (setup_save_areas): Idem.
6420 * sel-sched-dump.c (dump_lv_set): Idem.
6423 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6425 * config/s390/s390.c (s390_sched_init): New function.
6426 (TARGET_SCHED_INIT): Target hook defined.
6428 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6429 Jack Howarth <howarth@bromo.med.uc.edu>
6430 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6433 Partial revert of unintended change in fix for PR41605.
6434 * config/darwin.h: Fix typo.
6435 * config/darwin9.h: Same.
6437 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6439 * c-pch.c (pch_init): Clear v.
6441 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6444 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6445 graphite_can_represent_init for MULT_EXPR.
6447 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6451 * graphite-sese-to-poly.c (remove_phi): New.
6452 (translate_scalar_reduction_to_array): Call remove_phi.
6454 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6457 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6458 * graphite-clast-to-gimple.h (gloog): Update declaration.
6459 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6460 * graphite-poly.h (struct poly_bb): Add missing comments.
6461 (struct scop): Add poly_scop_p field.
6463 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6464 * graphite.c (graphite_transform_loops): Build the polyhedral
6465 representation for each scop before code generation.
6466 * sese.c (rename_variables_in_operand): Removed.
6467 (rename_variables_in_expr): Return the renamed expression.
6468 (rename_sese_parameters): New.
6469 * sese.h (rename_sese_parameters): Declared.
6471 2010-02-11 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/42998
6474 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6475 POINTER_PLUS_EXPR properly.
6477 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6478 Changpeng Fang <changpeng.fang@amd.com>
6481 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6482 the cost of an IV candidate when the IV is used in a test against zero.
6484 * gcc.dg/tree-ssa/ivopts-3.c: New.
6486 2010-02-11 Richard Guenther <rguenther@suse.de>
6489 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6490 pointer-vs-decl case by swapping refs. Handle some cases
6491 of pointer-vs-decl disambiguations more conservatively.
6492 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6493 to false after expanding.
6495 2010-02-11 Richard Guenther <rguenther@suse.de>
6498 * gcc.c (process_command): Handle LTO file@offset case more
6501 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6503 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6504 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6506 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6508 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6509 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6510 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6511 Optimize eq/ne comparisons when both arguments are known to be
6513 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6514 Don't mask operands unnecessarily if they are known to be already
6517 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6519 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6522 2010-02-10 Richard Guenther <rguenther@suse.de>
6524 PR tree-optimization/43017
6525 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6526 for wrapping signed arithmetic.
6528 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6531 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6532 if no debug info should be emitted for it.
6534 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6536 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6537 note when flag_exceptions is set.
6539 2010-02-10 Duncan Sands <baldrick@free.fr>
6541 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6543 2010-02-10 Richard Guenther <rguenther@suse.de>
6546 * tree.c (get_unwidened): Handle constants.
6547 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6549 2010-02-10 Martin Jambor <mjambor@suse.cz>
6552 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6553 check for variable argument counts independently.
6555 2010-02-10 Christian Bruel <christian.bruel@st.com>
6558 * config/sh/sh.c (find_barrier): Increase length for non delayed
6559 conditional branches.
6561 2010-02-10 Christian Bruel <christian.bruel@st.com>
6563 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6565 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6567 * builtins.c (set_builtin_user_assembler_name): Also handle
6568 ffs if int is smaller than word.
6570 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6573 * ira-conflicts.c (get_dup): Remove.
6574 (process_reg_shuffles): Add new parameter. Use it as an
6575 additional guard for copy generation.
6576 (add_insn_allocno_copies): Rewrite.
6578 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6580 * common.opt (fsched2-use-traces): Preserved for backward
6582 * doc/invoke.texi: Remove the documentation about option
6583 -fsched2-use-traces.
6584 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6585 flag_sched2_use_traces.
6586 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6587 the backward compatibility flag section.
6589 2010-02-09 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimization/43008
6592 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6593 make HEAP variables initialized from global memory if they
6594 are not known builtin functions.
6595 (find_func_aliases): Adjust.
6597 2010-02-09 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/43000
6600 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6601 arithmetic manually.
6603 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6605 PR tree-optimization/42931
6606 * tree-loop-linear.c (try_interchange_loops): Don't call
6607 double_int_mul if estimated_loop_iterations failed.
6609 2010-02-08 Martin Jambor <mjambor@suse.cz>
6612 * tree-sra.c (build_accesses_from_assign): Do not mark in
6613 should_scalarize_away_bitmap if stmt has volatile ops.
6614 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6617 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6619 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6621 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6623 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6626 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6629 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6631 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6634 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6635 to unknown_dependence.
6636 (graphite_legal_transform_dr): Handle the unknown_dependence.
6637 (graphite_carried_dependence_level_k): Same.
6639 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6641 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6643 2010-02-07 Richard Guenther <rguenther@suse.de>
6646 * expr.c (get_inner_reference): Always initialize *pbitsize.
6648 2010-02-07 Richard Guenther <rguenther@suse.de>
6651 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6652 new ARRAY_REFs on variable size element or minimal index arrays.
6654 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6655 gimple_fold_indirect_ref.
6657 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6660 * arm.c (arm_override_options): Just return if the user has specified
6661 an invalid fpu name.
6663 2010-02-03 Jason Merrill <jason@redhat.com>
6666 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6667 i386_pe_maybe_record_exported_symbol.
6669 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6672 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6673 (pa_delegitimize_address): New function.
6675 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6677 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6678 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6680 2010-02-05 Richard Guenther <rguenther@suse.de>
6683 * lto-streamer-in.c (get_resolution): Deal with references
6684 to undefined functions.
6686 2010-02-05 Richard Guenther <rguenther@suse.de>
6688 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6689 (fold_const_aggregate_ref): Likewise.
6690 (ccp_fold_stmt): Substitute loads.
6691 (maybe_fold_reference): Verify types before substituting.
6693 (fold_gimple_assign): Unshare properly.
6694 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6696 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6698 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6699 for rs6000_gen_cell_microcode.
6701 2010-02-04 Richard Guenther <rguenther@suse.de>
6703 PR rtl-optimization/42952
6704 * dse.c (const_or_frame_p): Remove MEM handling.
6706 2010-02-04 Nick Clifton <nickc@redhat.com>
6708 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6709 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6710 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6711 (mn10300_asm_output_mi_thunk): New function.
6712 (mn10300_can_output_mu_thunk): New function.
6713 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6714 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6715 (FUNCTION_ARG): Delete incorrect comment.
6717 2010-02-03 Jason Merrill <jason@redhat.com>
6720 * fold-const.c (operand_equal_p): Handle erroneous types.
6722 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6724 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6726 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6728 PR rtl-optimization/42941
6729 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6732 2010-02-03 Jason Merrill <jason@redhat.com>
6735 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6737 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6740 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6741 (cselib_reset_table): Renamed from...
6742 (cselib_reset_table_with_next_value): ... this.
6743 (cselib_get_next_uid): Renamed from...
6744 (cselib_get_next_unknown_value): ... this.
6745 * cselib.c (next_uid): Renamed from...
6746 (next_unknown_value): ... this.
6747 (cselib_clear_table): Adjust.
6748 (cselib_reset_table): Adjust. Renamed from...
6749 (cselib_reset_table_with_next_value): ... this.
6750 (cselib_get_next_uid): Adjust. Renamed from...
6751 (cselib_get_next_unknown_value): ... this.
6752 (get_value_hash): Use hash.
6753 (cselib_hash_rtx): Likewise.
6754 (new_cselib_val): Adjust. Set and dump uid.
6755 (cselib_lookup_mem): Pass next_uid as hash.
6756 (cselib_subst_to_values): Likewise.
6757 (cselib_log_lookup): Dump uid.
6758 (cselib_lookup): Pass next_uid as hash. Adjust.
6759 (cselib_process_insn): Adjust.
6760 (cselib_init): Initialize next_uid.
6761 (cselib_finish): Adjust.
6762 (dump_cselib_table): Likewise.
6763 * dse.c (canon_address): Dump value uid.
6764 * print-rtl.c (print_rtx): Print value uid.
6765 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6767 (dv_uid): New function, sort of renamed from...
6768 (dv_htab_hash): ... this, reimplemented in terms of it and...
6769 (dv_uid2hash): ... this. New.
6770 (variable_htab_eq): Drop excess assertions.
6771 (tie_break_pointers): Removed.
6772 (canon_value_cmp): Compare uids.
6773 (variable_post_merge_New_vals): Print uids.
6774 (vt_add_function_parameters): Adjust.
6775 (vt_initialize): Reset table. Adjust.
6777 2010-02-03 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/42944
6780 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6781 (call_may_clobber_ref_p_1): Likewise. Properly handle
6782 malloc and calloc clobbering errno.
6784 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6786 * doc/invoke.texi: Fix name of sched1 dump.
6788 * opts.c (decode_options): Set flag_tree_switch_conversion
6789 only conditionally on optimize >= 2.
6791 * gcse.c: Assorted comment fixes in pass description.
6793 2010-02-03 Anthony Green <green@moxielogic.com>
6795 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6796 nop padding in order to maintain alignment of storage location of
6797 target function address.
6798 (moxie_trampoline_init): Store target function address at newly
6800 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6802 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6804 2010-02-03 Richard Guenther <rguenther@suse.de>
6807 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6809 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6811 * config.gcc: Reenable check for obsolete targets.
6812 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6813 mips-sgi-irix6.[0-4]*.
6815 2010-02-02 Nick Clifton <nickc@redhat.com>
6817 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6818 constant size of 4 as being the same as 0.
6819 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6820 can take values in the range 0..4.
6822 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6825 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6826 as _darwin10_Unwind_FindEnclosingFunction().
6827 * libgcc-libsystem.ver: New.
6829 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6832 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6833 implicitly set registers.
6835 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6837 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6838 (arm_override_options): Allow automatic selection of the thread
6839 pointer register if thumb2.
6840 (legitimize_pic_address): Improve code sequences for Thumb2.
6841 (arm_call_tls_get_addr): Likewise.
6842 (legitimize_tls_address): Likewise.
6843 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6844 (pic_load_addr_32bit): ... this. New named pattern.
6845 * thumb2.md (pic_load_addr_thumb2): Delete.
6846 (pic_load_dot_plus_four): Delete.
6847 (tls_load_dot_plus_four): New named pattern.
6849 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6852 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6853 Document fix for TLS bug.
6855 2010-01-31 Richard Guenther <rguenther@suse.de>
6857 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6858 conservatively correct.
6860 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6864 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6866 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6868 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6870 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6872 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6874 * config.gcc: Adjust order of makefile fragments for mingw targets.
6876 2010-01-31 Richard Guenther <rguenther@suse.de>
6879 * gimplify.c (gimplify_init_constructor): For volatile LHS
6880 initialize a temporary.
6882 2010-01-31 Matthias Klose <doko@ubuntu.com>
6884 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6886 * configure: Regenerate.
6888 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6890 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6891 the same alias set and their sizes different constantness.
6892 (aliasing_component_refs_p): Revert 2009-10-24 change.
6894 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6896 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6899 2010-01-29 Richard Guenther <rguenther@suse.de>
6901 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6902 Assert we successfully updated the call.
6904 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6906 PR rtl-optimization/42889
6907 * df.h (df_set_bb_dirty_nonlr): New prototype.
6908 * df-core.c (df_set_bb_dirty_nonlr): New function.
6909 * df-scan.c (df_insn_rescan): Call it instead of
6910 df_set_bb_dirty for DEBUG_INSNs.
6912 2010-01-29 Richard Guenther <rguenther@suse.de>
6915 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6916 quadratic behavior in most cases.
6918 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6921 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6922 in the call to gen_x86_movsicc_0_m1.
6924 2010-01-28 Richard Guenther <rguenther@suse.de>
6926 PR tree-optimization/42871
6927 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6929 2010-01-28 Richard Guenther <rguenther@suse.de>
6931 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6932 into call arguments.
6934 2010-01-28 Richard Guenther <rguenther@suse.de>
6937 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6938 the forwarder if the destination is an EH landing pad.
6940 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6942 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6943 block list passed to gimple_duplicate_sese_tail.
6944 (parallelize_loops): Avoid parallelization when the function
6946 Avoid parallelization when the preheader is IRREDUCIBLE.
6947 Try to optimize when estimated_loop_iterations_int is unresolved.
6948 Add the loop's location to the dump file.
6949 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6950 (gimple_duplicate_sese_tail): Remove the check for the latch.
6951 Redirect nexits to the exit block.
6952 Remove handling of the incoming edges to the latch.
6953 Redirect the backedge from the copied latch to the exit bb.
6955 2010-01-28 Michael Matz <matz@suse.de>
6958 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6959 Wrap force_reg into a sequence, emit it before user.
6961 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6963 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6965 (arm_legacy_rev): Likewise.
6966 (thumb_legacy_rev): Likewise.
6968 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6970 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6971 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6972 on MEM's address failed, try avoid_constant_pool_reference and
6973 recurse if it returned something different.
6974 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6975 address, try avoid_constant_pool_reference and recurse if it
6976 returned something different.
6977 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6978 address and avoid_constant_pool_reference returned something
6979 different, don't set have_address.
6981 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6984 * var-tracking.c (val_store): Add modified argument, obey it.
6986 (count_uses): Move down logging of main.
6987 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6988 don't need resolution.
6989 (emit_notes_in_bb): Likewise.
6991 2010-01-27 Richard Guenther <rguenther@suse.de>
6994 * tree-inline.c (remap_decl): Delay remapping of SSA name
6995 default definitions until we need them.
6997 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6999 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7000 (rs6000_delegitimize_address): New function.
7002 * config/s390/s390.c (s390_delegitimize_address): Call
7003 delegitimize_mem_from_attrs.
7006 * tree-inline.c (cannot_copy_type_1): Removed.
7007 (copy_forbidden): Don't forbid copying of functions containing
7008 records/unions with variable length fields.
7010 2010-01-27 Christian Bruel <christian.bruel@st.com>
7014 * config/sh/sh.c (find_barrier): Increase length for non delayed
7015 conditional branches.
7017 2010-01-27 Matthias Klose <doko@ubuntu.com>
7019 * configure.ac (gnu-unique-object): Fix ldd version check.
7020 * configure: Regenerate.
7022 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7024 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7026 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7027 Test for HAVE_GNU_AS value.
7029 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7031 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7032 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7033 INT64_TYPE): Define.
7034 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7035 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7036 INT_LEAST64_TYPE): Define.
7037 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7038 UINT_LEAST64_TYPE): Define.
7039 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7040 INT_FAST64_TYPE): Define.
7041 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7042 UINT_FAST64_TYPE): Define.
7043 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7044 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7045 (SIG_ATOMIC_TYPE): Define.
7047 2010-01-26 Richard Guenther <rguenther@suse.de>
7049 * df-scan.c (df_scan_set_bb_info): Remove assert.
7050 (df_insn_rescan_debug_internal): Merge asserts.
7051 (df_install_ref): Likewise.
7052 (df_mark_reg): Use bitmap_set_range.
7053 (df_hard_reg_used_p): Remove assert.
7054 (df_hard_reg_used_count): Likewise.
7056 2010-01-26 Richard Guenther <rguenther@suse.de>
7058 PR rtl-optimization/42685
7059 * web.c (web_main): Ignore DEBUG_INSNs.
7061 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7063 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7065 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7066 Fix types of fndecl and arglist parameters.
7068 2010-01-26 Richard Guenther <rguenther@suse.de>
7071 * tree-eh.c (unsplit_eh): Skip debug insns.
7073 2010-01-26 Richard Guenther <rguenther@suse.de>
7075 PR tree-optimization/42250
7076 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7078 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7081 * omp-low.c (expand_omp_sections): Only use single_pred if
7082 l2_bb is single_pred_p.
7084 2010-01-25 Christian Bruel <christian.bruel@st.com>
7087 * config/sh/sh.c (find_barrier): Increase length for non delayed
7088 conditional branches.
7089 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7091 2010-01-24 David S. Miller <davem@davemloft.net>
7093 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7094 define if not using GAS.
7095 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7096 Likewise. Delete SECTION_MERGE code, which is only applicable
7099 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7102 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7103 mangling of va_list in system headers.
7105 2010-01-23 Toon Moene <toon@moene.org>
7107 * tree-predcom.c (combine_chains): Return NULL, not false.
7109 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7111 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7112 initialization of variable res to agree with return type.
7114 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7116 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7117 * tree-sra.c: Add include of expr.h.
7119 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7121 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7122 insert the debug stmt on the single non-EH edge from the stmt.
7124 2010-01-22 Richard Henderson <rth@redhat.com>
7127 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7128 the RHS until after generate_subtree_copies has insertted its
7129 code before the current statement.
7131 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7133 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7135 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7137 2010-01-21 Martin Jambor <mjambor@suse.cz>
7139 PR tree-optimization/42585
7140 * tree-sra.c (struct access): New field grp_total_scalarization.
7141 (dump_access): Dump the new field.
7142 (should_scalarize_away_bitmap): New variable.
7143 (cannot_scalarize_away_bitmap): Likewise.
7144 (sra_initialize): Allocate new bitmaps.
7145 (sra_deinitialize): Free new bitmaps.
7146 (create_access_1): New function.
7147 (create_access): Parts moved to create_access_1.
7148 (type_consists_of_records_p): New function.
7149 (completely_scalarize_record): Likewise.
7150 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7151 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7152 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7154 (analyze_all_variable_accesses): Completely scalarize small eligible
7157 2010-01-21 Martin Jambor <mjambor@suse.cz>
7159 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7161 2010-01-21 Andrew Haley <aph@redhat.com>
7163 * gcc.c (process_command): Move lang_specific_driver before
7164 setting cc_libexec_prefix.
7166 2010-01-21 Richard Guenther <rguenther@suse.de>
7169 * fold-const.c (negate_expr_p): Pretend only negative
7170 real constants are easily negatable.
7172 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7173 Jason Merrill <jason@redhat.com>
7175 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7176 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7177 * calls.c (initialize argument_information): Handle it.
7178 * c-common.c (handle_transparent_union_attribute): Use new name.
7179 * c-decl.c (finish_struct): Ditto.
7180 * c-typeck.c (type_lists_compatible_p): Ditto.
7181 (convert_for_assignment): Use new name and also handle record.
7182 * function.c (aggregate_value_p): Handle it.
7183 (pass_by_reference): Ditto.
7184 (assign_parm_data_types): Ditto.
7185 * print-tree.c (print_node): Ditto.
7186 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7187 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7188 * tree.c (first_field): New fn.
7190 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7193 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7194 even when linking statically, for now.
7196 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7199 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7200 without a cselib val.
7201 (count_uses): Accept MO_VAL_SET with no val on stores.
7202 (add_stores): Likewise.
7204 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7206 * var-tracking.c (check_value_val): Add a compile time assertion.
7207 (dv_is_decl_p): Simplify.
7208 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7209 gcc_assert if ENABLE_CHECKING.
7211 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7214 * var-tracking.c: Include tree-flow.h.
7215 (mem_dies_at_call): New.
7216 (dataflow_set_preserve_mem_locs): Use it.
7217 (dataflow_set_remove_mem_locs): Likewise.
7218 (dump_var): Renamed from dump_variable. Adjust all callers.
7219 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7220 * Makefile.in (var-tracking.o): Adjust deps.
7222 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7224 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7226 2010-01-20 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/42717
7229 * tree-ssa-dce.c (get_live_post_dom): Remove.
7230 (forward_edge_to_pdom): Take an arbitrary edge to copy
7231 degenerate PHI args from.
7232 (remove_dead_stmt): Use the first post-dominator even if it
7233 does not contain live statements as redirection destination.
7235 2010-01-20 Richard Guenther <rguenther@suse.de>
7237 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7239 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7241 * sel-sched.c (create_speculation_check): Remove set but not used
7243 (try_transformation_cache): Remove set but not used variable ds.
7244 (calculate_privileged_insns): Remove set but not used variables
7245 cur_insn and min_spec_insn.
7246 (find_best_expr): Remove set but not used variable avail_n.
7247 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7249 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7251 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7252 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7255 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7258 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7259 cpu types. Add support for *-sse3 cpu types.
7260 (x86_64-*-*): Ditto.
7262 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7265 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7266 argument, call initializer_constant_valid_p_1 instead of
7267 initializer_constant_valid_p, pass CACHE to it, return NULL
7268 immediately if first call returns NULL.
7269 (initializer_constant_valid_p_1): New function.
7270 (initializer_constant_valid_p): Use it.
7272 2010-01-20 Thomas Quinot <quinot@adacore.com>
7274 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7276 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7278 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7279 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7280 (loc_list_from_tree): Don't handle unsigned division. Handle
7281 signed modulo using DW_OP_{over,over,div,mul,minus}.
7282 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7283 modulo instead of signed.
7285 2010-01-20 DJ Delorie <dj@redhat.com>
7287 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7289 (h8300_emit_stack_adjustment): Propogate it.
7291 (h8300_expand_prologue): Likewise.
7292 (h8300_expand_epilogue): Likewise.
7294 2010-01-19 Michael Matz <matz@suse.de>
7296 PR tree-optimization/41783
7297 * tree-data-ref.c (toplevel): Include flags.h.
7298 (dump_data_dependence_relation): Also dump the inputs if the
7299 result will be unknown.
7300 (split_constant_offset_1): Look through some conversions.
7301 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7302 the offset from last element is too large.
7303 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7304 (reassociate_to_the_same_stmt): Handle vector registers.
7305 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7307 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7308 wide_prolog_niters argument, emit widening instructions.
7309 (vect_do_peeling_for_alignment): Adjust caller, use widened
7310 variant of the iteration cound.
7311 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7313 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7316 * config/arm/neon-testgen.m (emit_automatics): New parameter
7317 features. Adjust for Fixed_return_reg feature.
7318 (test_intrinsic): Call emit_automatics with new feature.
7319 * config/arm/neon.ml: Update copyright years.
7320 (features): New Fixed_return_reg feature.
7321 (ops): Update feature for Vget_low.
7323 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7325 PR tree-optimization/42719
7326 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7330 * fwprop.c (all_uses_available_at): Return false if def_set dest
7331 is a REG that is used in def_insn.
7333 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7335 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7337 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7340 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7342 * target.h (struct gcc_target) <secondary_reload>: Change type
7343 of last argument to secondary_reload_info *.
7345 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7348 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7349 memory references with unaligned offsets. Remove CQImode handling.
7350 (unaligned_memory_operand): Return 1 for memory references with
7351 unaligned offsets. Remove CQImode handling.
7353 2010-01-18 Richard Guenther <rguenther@suse.de>
7356 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7359 2010-01-18 Richard Guenther <rguenther@suse.de>
7361 PR tree-optimization/42781
7362 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7363 restrict processing only if the original variable was artificial.
7365 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7367 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7368 find number of popped argument bytes.
7370 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7371 Fix the text that describes the return value for invalid insns.
7373 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7375 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7376 Clarify what 'cost of the -dependence' is. Fix quoting.
7378 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7379 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7381 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7383 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7384 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7386 2010-01-17 Richard Guenther <rguenther@suse.de>
7389 * function.c (split_complex_args): Take a VEC to modify.
7390 (assign_parms_augmented_arg_list): Build a VEC instead of
7391 a chain of PARM_DECLs.
7392 (assign_parms_unsplit_complex): Take a VEC of arguments.
7393 Do not fixup unmodified parms.
7394 (assign_parms): Deal with the VEC.
7395 (gimplify_parameters): Likewise.
7397 2010-01-17 Richard Guenther <rguenther@suse.de>
7399 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7400 node existence check.
7401 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7402 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7403 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7404 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7405 (gimple_execute_on_growing_pred): Likewise.
7407 2010-01-17 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/42773
7410 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7411 (compute_antic_aux): Likewise.
7412 (compute_partial_antic_aux): Likewise.
7414 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7417 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7420 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7422 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7425 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7426 Fix markup for strict argument.
7428 (TARGET_SCHED_REORDER2): Fix argument types.
7430 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7431 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7433 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7434 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7436 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7439 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7440 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7441 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7442 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7443 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7445 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7447 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7449 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7450 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7452 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7454 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7457 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7459 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7460 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7462 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7464 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7466 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7467 referring to it. Fix language.
7469 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7471 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7473 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7475 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7477 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7478 '@var{stream}. Remove stray 'and'.
7480 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7482 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7484 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7486 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7487 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7489 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7490 Fix description of return value.
7491 Rename argument "sz" to "len."
7493 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7494 Clarify meaning of 'true' return value.
7496 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7498 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7499 rep_mode versus mode_rep.
7501 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7503 (TARGET_BUILTIN_DECL): Fix name.
7505 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7507 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7509 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7511 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7513 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7515 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7518 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7519 Rename argument tm_fn to md_fn.
7521 (TARGET_OPTION_PRINT): Fix argument list.
7523 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7526 * config/i386/i386.c (ix86_fixup_binary_operands):
7527 Revert FMA4 fixup of operands.
7529 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7532 * Makefile.in (write_entries_to_file, install-plugin):
7533 Use \012 instead of \n with tr.
7535 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7537 * configure.ac (HAVE_AS_REF): New C macro.
7538 * configure: Regenerate.
7539 * config.in: Likewise.
7540 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7542 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7545 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7547 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7549 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7551 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7553 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7555 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7557 (TARGET_BINDS_LOCAL_P): Fix argument type.
7559 (TARGET_ASM_FILE_END): Use prototype.
7561 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7563 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7565 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7567 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7569 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7570 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7572 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7573 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7575 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7576 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7577 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7578 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7580 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7582 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7584 (TARGET_INIT_BUILTINS): Use prototype.
7586 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7587 Put 'const char *' in braces. Fix parameter types.
7588 (TARGET_INVALID_CONVERSION): Fix parameter types.
7589 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7590 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7592 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7595 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7597 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7599 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7601 * doc/tm.texi (TARGET_HELP): Fix return type.
7603 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7604 in braces. Fix argument types.
7606 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7608 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7610 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7612 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7613 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7615 (TARGET_MANGLE_TYPE): Fix argument types.
7617 (TARGET_IRA_COVER_CLASSES): Use prototype.
7619 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7621 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7623 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7625 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7627 (TARGET_CALLEE_COPIES): Fix argument types.
7629 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7631 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7633 (TARGET_FUNCTION_VALUE): Fix argument types.
7635 (TARGET_RETURN_IN_MSB): Fix argument type.
7637 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7639 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7641 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7643 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7644 agree with return type.
7646 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7648 2010-01-15 Jing Yu <jingyu@google.com>
7650 PR rtl-optimization/42691
7651 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7652 a pseudo to a constant and are merged, and adjust comments.
7654 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7656 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7658 2010-01-15 Richard Guenther <rguenther@suse.de>
7661 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7662 labels of computed or non-local gotos to the destination.
7663 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7664 landing pad label is the first label.
7666 2010-01-15 Richard Guenther <rguenther@suse.de>
7668 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7670 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7673 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7674 to allow generation of the xssqrtdp instruction on power7.
7675 (sqrtdf2_fpr): Ditto.
7677 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7680 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7681 functions with noreturn attribute.
7684 * varasm.c (declare_weak): Add weak attribute to decl if it
7685 doesn't have one already.
7686 (assemble_external): Only add decls to weak_decls if they also
7687 have weak attribute.
7689 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7691 * var-tracking.c (var_reg_delete): Don't delete the association
7692 between REGs and values or one-part variables if the register
7695 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7698 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7699 because its first operand is a non-localized variable.
7701 2010-01-14 Martin Jambor <mjambor@suse.cz>
7703 PR tree-optimization/42706
7704 * tree-sra.c (encountered_recursive_call): New variable.
7705 (encountered_unchangable_recursive_call): Likewise.
7706 (sra_initialize): Initialize both new variables.
7707 (callsite_has_enough_arguments_p): New function.
7708 (scan_function): Call decl and flags check only for IPA-SRA, check
7709 whether there is a recursive call and whether it has enough arguments.
7710 (all_callers_have_enough_arguments_p): New function.
7711 (convert_callers): Look for recursive calls only when
7712 encountered_recursive_call is set.
7713 (ipa_early_sra): Bail out either if
7714 !all_callers_have_enough_arguments_p or
7715 encountered_unchangable_recursive_call.
7717 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7719 * sel-sched.c: Add 2010 to copyright years.
7720 * sel-sched-ir.c: Likewise.
7721 * sel-sched-ir.h: Likewise.
7723 2010-01-14 Martin Jambor <mjambor@suse.cz>
7725 PR tree-optimization/42714
7726 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7727 constructors specially.
7729 2010-01-14 Andi Kleen <ak@linux.intel.com>
7731 * config/i386/drivers-i386.c (detect_caches_intel):
7732 Add l2sizekb parameter and fill in.
7733 (host_detect_local_cpu): Add l2sizekb, fill in.
7734 Add Atom small cache heuristic.
7736 2010-01-14 Andi Kleen <ak@linux.intel.com>
7738 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7739 Add level3 parameter and fill in.
7740 (detect_caches_intel): Handle level3 cache.
7742 2010-01-14 Andi Kleen <ak@linux.intel.com>
7744 * config/i386/drivers-i386.c (host_detect_local_cpu):
7745 Fix core duo detection.
7747 2010-01-14 Andi Kleen <ak@linux.intel.com>
7749 * config/i386/drivers-i386.c (host_detect_local_cpu):
7752 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7754 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7755 (rs6000_variable_issue_1): this. Use...
7756 (rs6000_variable_issue): here. Reimplement. Print debug info.
7758 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7760 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7761 sel_restore_notes. Update all callers. Call reemit_notes
7764 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7766 PR rtl-optimization/42246
7767 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7770 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7772 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7773 all successors is the same as number of successors in current region.
7775 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7777 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7778 to rename is not separable. Otherwise check that its LHS is not NULL.
7780 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7782 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7784 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7786 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7787 available registers when failed to discover LHS register class.
7788 Fix indentation. Update comment.
7790 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7791 Alexander Monakov <amonakov@ispras.ru>
7793 PR rtl-optimization/42389
7794 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7796 (advance_state_on_fence): Likewise.
7797 (sel_target_adjust_priority): Print debug output only when
7798 sched_verbose >= 4, not 2.
7799 (get_expr_cost): Do not issue all unique insns on the next cycle.
7800 (fill_insns): Initialize can_issue_more from the value saved
7802 * sel-sched-ir.c (flist_add): New parameter issue_more.
7803 Init FENCE_ISSUE_MORE with it.
7804 (merge_fences): Likewise.
7805 (init_fences): Update call to flist_add.
7806 (add_to_fences, add_clean_fence_to_fences)
7807 (add_dirty_fence_to_fences): Likewise.
7808 (move_fence_to_fences): Update call to merge_fences.
7809 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7811 * sel-sched-ir.h (struct _fence): New field issue_more.
7812 (FENCE_ISSUE_MORE): New accessor macro.
7814 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7816 PR rtl-optimization/42388
7817 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7818 that have no predecessors nor successors. Do not call move_bb_info
7819 for empty blocks outside of current region.
7821 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7823 PR rtl-optimization/42294
7824 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7825 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7826 originators' originators.
7828 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7830 PR rtl-optimization/39453
7831 PR rtl-optimization/42246
7832 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7834 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7836 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7837 Alexander Monakov <amonakov@ispras.ru>
7840 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7841 (maybe_tidy_empty_bb): ... here. Make static. Add new
7842 argument. Update all callers.
7843 (tidy_control_flow): ... and here. Recompute topological order
7844 of basic blocks in region if necessary.
7845 (sel_redirect_edge_and_branch): Change return type. Return true
7846 if topological order might have been invalidated.
7847 (purge_empty_blocks): Export and move from...
7848 * sel-sched.c (purge_empty_blocks): ... here.
7849 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7850 (maybe_tidy_empty_bb): Delete prototype.
7851 (purge_empty_blocks): Declare.
7853 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7855 PR rtl-optimization/42249
7856 * sel-sched.c (try_replace_dest_reg): When chosen register
7857 and original register is the same, do not bail out early, but
7858 still check all original insns for validity of replacing destination
7859 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7862 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7865 Port from no-undefined-overflow branch:
7866 2009-03-09 Richard Guenther <rguenther@suse.de>
7868 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7870 2010-01-14 Richard Guenther <rguenther@suse.de>
7873 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7875 2010-01-14 Ira Rosen <irar@il.ibm.com>
7877 PR tree-optimization/42709
7878 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7879 as scalar type in creation of constant vector operand.
7881 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7884 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7885 (check-parallel-%): Match `testsuite' directory component only
7888 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7890 PR translation/39521
7891 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7894 2010-01-13 Richard Guenther <rguenther@suse.de>
7896 PR tree-optimization/42730
7897 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7900 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7903 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7904 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7907 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7909 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7910 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7911 ___umulsi3_highpart.
7913 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7914 rather than schedule_insns if the pass is enabled.
7916 2010-01-13 Martin Jambor <mjambor@suse.cz>
7918 PR tree-optimization/42704
7919 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7922 2010-01-13 Martin Jambor <mjambor@suse.cz>
7924 PR tree-optimization/42703
7925 * tree-sra.c (analyze_access_subtree): Check that we can build a
7926 reference to the original data within the aggregate.
7928 2010-01-13 Richard Guenther <rguenther@suse.de>
7930 PR tree-optimization/42705
7931 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7933 2010-01-13 Richard Guenther <rguenther@suse.de>
7936 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7938 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7941 * var-tracking.c (values_to_unmark): New variable.
7942 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7943 values_to_unmark vector. Moved body to...
7944 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7945 instead queue it into values_to_unmark vector.
7946 (vt_find_locations): Free values_to_unmark vector.
7948 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7950 * config/s390/s390.c (override_options): Set
7951 default of max-pending-list-length to 256
7953 2010-01-13 Richard Guenther <rguenther@suse.de>
7956 * tree-pass.h (PROP_gimple_lcx): New.
7957 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7958 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7959 before the final cleanup_eh.
7960 (dump_properties): Dump PROP_gimple_lcx.
7961 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7962 (tree_lower_complex_O0): Remove.
7963 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7964 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7965 tree_lower_complex, schedule TODO_update_ssa.
7966 * lto-streamer-out.c (output_function): Stream the functions
7968 * lto-streamer-in.c (input_function): Likewise.
7969 (lto_read_body): Do not override them here.
7971 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7974 * c-typeck.c (build_c_cast): Fold value cast to union type before
7975 wrapping it in a CONSTRUCTOR.
7977 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7979 PR rtl-optimization/42699
7980 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7983 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7985 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7986 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7987 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7988 SUBTARGET_WARN_UNUSED_SPEC): ... here
7989 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7991 2010-01-12 Julian Brown <julian@codesourcery.com>
7993 * config/arm/neon-schedgen.ml (Utils): Don't try to
7994 open missing module.
7995 (find_with_result): New.
7997 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8000 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8001 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8003 PR tree-optimization/42645
8004 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8005 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8006 decl_map, set processing_debug_stmt to -1 and return name without
8009 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8011 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8012 binutils version, and reword target configuration description.
8014 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8016 * config/avr/avr.h (LINKER_NAME): Remove.
8018 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8021 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8022 that support VSX, warn for -mno-altivec if vsx is not disabled,
8025 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8026 Shujing Zhao <pearly.zhao@oracle.com>
8028 PR translation/42469
8029 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8030 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8031 character between option name and help text.
8032 * c.opt (imultilib): Likewise.
8034 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8036 * lto-streamer-out.c (output_unreferenced_globals): Output static
8039 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8041 PR rtl-optimization/42621
8042 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8043 optimizing for size.
8044 (duplicate_computed_gotos): Remove now-redundant check.
8046 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8049 * configure.ac: Save and restore LDFLAGS and LIBS
8050 * configure: Regenerate.
8052 2010-01-10 Richard Guenther <rguenther@suse.de>
8055 * builtins.c (fold_builtin_strlen): Add type argument and
8056 convert the resulting length to it.
8057 (fold_builtin_1): Adjust.
8059 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8061 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8062 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8064 (num_insns_constant_wide): Adjust for that change.
8066 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8069 * web.c (union_defs): Add used argument, to combine uses of
8071 (entry_register): Adjust type and tests of used argument.
8072 (web_main): Widen used for new use. Pass it to union_defs.
8073 * df.h (union_defs): Adjust prototype.
8075 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8078 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8079 uses in new incoming argument. Free body.
8080 (reset_debug_uses_in_loop): New.
8081 (analyze_insn_to_expand_var): Call the latter if the former found
8082 anything. Fix whitespace. Reject invalid dest overlaps before
8083 going through all insns in the loop.
8085 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8088 * haifa-sched.c (dying_use_p): Debug insns don't count.
8090 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8093 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8094 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8095 (verify_gimple_call): Reject LHS in noreturn calls.
8097 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8101 * tree-vect-loop-manip.c (adjust_info): New type.
8102 (adjust_vec): New pointer to vector.
8103 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8104 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8105 (slpeel_update_phis_for_duplicate_loop): Use them.
8106 (slpeel_update_phi_nodes_for_guard1): Likewise.
8107 (slpeel_update_phi_nodes_for_guard2): Likewise.
8108 (slpeel_tree_peel_loop_to_edge): Likewise.
8109 (vect_update_ivs_after_vectorizer): Likewise.
8111 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8113 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8114 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8116 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8118 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8119 bogus uninitialized warning.
8121 2010-01-09 Richard Guenther <rguenther@suse.de>
8124 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8125 the evolution is compatible with the initial condition.
8127 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8129 * gcc.c (process_command): Update copyright notice dates.
8130 * gcov.c (print_version): Likewise.
8131 * gcov-dump.c (print_version): Likewise.
8132 * mips-tfile.c (main): Likewise.
8133 * mips-tdump.c (main): Likewise.
8135 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8138 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8140 (rotlhi3_8): Delete.
8142 (rotlsi3_8): Delete.
8143 (rotlsi3_16): Delete.
8144 (rotlsi3_24): Delete.
8146 (*rotw<mode>3): New.
8147 (*rotb<mode>3): New.
8148 * config/avr/avr.c (avr_rotate_bytes): New function.
8149 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8151 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8154 * configure.ac: Modify -rdynamic check.
8155 * configure: Regenerate.
8157 2010-01-08 DJ Delorie <dj@redhat.com>
8159 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8160 register popping order.
8162 2010-01-08 Richard Guenther <rguenther@suse.de>
8165 * c.opt (fsigned-char): Also let LTO handle this option.
8166 (funsigned-char): Likewise.
8168 2010-01-07 Richard Guenther <rguenther@suse.de>
8170 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8171 (gimple_op): Likewise.
8172 (gimple_op_ptr): Likewise.
8173 (gimple_assign_set_lhs): Remove gcc_assert.
8174 (gimple_assign_set_rhs1): Likewise.
8175 (gimple_assign_set_rhs2): Likewise.
8176 (gimple_call_set_lhs): Likewise.
8177 (gimple_call_set_fn): Likewise.
8178 (gimple_call_set_fndecl): Likewise.
8179 (gimple_call_fndecl): Likewise.
8180 (gimple_call_return_type): Likewise.
8181 (gimple_call_set_chain): Likewise.
8182 (gimple_call_num_args): Likewise.
8183 (gimple_call_set_arg): Likewise.
8184 (gimple_cond_set_code): Likewise.
8185 (gimple_cond_set_lhs): Likewise.
8186 (gimple_cond_set_rhs): Likewise.
8187 (gimple_cond_set_true_label): Likewise.
8188 (gimple_cond_set_false_label): Likewise.
8189 (gimple_label_set_label): Likewise.
8190 (gimple_goto_set_dest): Likewise.
8191 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8192 (gimple_debug_bind_get_value): Likewise.
8193 (gimple_debug_bind_get_value_ptr): Likewise.
8194 (gimple_debug_bind_set_var): Likewise.
8195 (gimple_debug_bind_set_value): Likewise.
8196 (gimple_debug_bind_reset_value): Likewise.
8197 (gimple_debug_bind_has_value_p): Likewise.
8198 (gimple_return_retval_ptr): Remove gcc_assert.
8199 (gimple_return_retval): Likewise.
8200 (gimple_return_set_retval): Likewise.
8201 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8202 (safe_referenced_var_iterator): Remove.
8203 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8204 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8205 (fill_referenced_var_vec): Remove.
8206 (first_readonly_imm_use): Remove redundant gcc_assert.
8207 (phi_arg_index_from_use): Combine gcc_asserts.
8208 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8209 (first_imm_use_stmt): Remove redundant gcc_assert.
8210 * tree-cfg.c (verify_gimple_call): Verify function and chain
8211 operands. Verify arguments.
8212 (verify_types_in_gimple_stmt): Verify condition code and labels.
8214 2010-01-07 Richard Guenther <rguenther@suse.de>
8216 PR tree-optimization/42641
8217 * sese.c (rename_map_elt_info): Use the SSA name version, do
8220 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8222 PR tree-optimization/42625
8223 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8224 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8226 2010-01-07 Duncan Sands <baldrick@free.fr>
8228 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8230 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8233 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8234 note itself is not function_invariant_p.
8236 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8238 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8239 Do not add the DF_NOTE problem.
8240 * store-motion.c (execute_rtl_store_motion): Likewise.
8242 2010-01-07 Martin Jambor <mjambor@suse.cz>
8244 PR tree-optimization/42157
8245 * tree-sra.c (compare_access_positions): Stabilize sort if both
8246 accesses have integer types, return zero immediately if they are the
8249 2010-01-06 Richard Henderson <rth@redhat.com>
8252 * haifa-sched.c (add_to_note_list): Merge into ...
8253 (concat_note_lists): ... here, and ...
8254 (unlink_other_notes, rm_other_notes): Merge into...
8255 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8256 NOTE_INSN_EPILOGUE_BEG.
8258 2010-01-06 Richard Guenther <rguenther@suse.de>
8260 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8261 not inline regular functions into always-inline functions.
8263 2010-01-06 Nick Clifton <nickc@redhat.com>
8265 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8266 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8268 (OVERRIDE_OPTIONS): Delete.
8269 (OPTIMIZATION_OPTIONS): Define.
8270 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8271 * config/rx/rx.c (rx_handle_option): Issue an error message if
8272 -mcpu=rx200 and -fpu are used together.
8273 (rx_set_optimization_options): New function. Issue an error
8274 message if an optimization attribute attempts to reset the FPU/
8275 math optimization pairing.
8276 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8277 * config/rx/rx.opt: Set the default to 32-bit doubles.
8278 * config/rx/t-rx: Add multilibs for -nofpu option.
8279 * doc/invoke.texi: Update documentation of RX options.
8281 2010-01-06 Richard Guenther <rguenther@suse.de>
8283 * tree-ssa-pre.c (name_to_id): New global.
8284 (alloc_expression_id): Simplify SSA name handling.
8285 (lookup_expression_id): Likewise.
8286 (init_pre): Zero name_to_id.
8287 (fini_pre): Free it.
8289 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8291 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8293 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8296 * config/i386/sse.md (smaxv2di3): New.
8297 (umaxv2di3): Likewise.
8298 (sminv2di3): Likewise.
8299 (uminv2di3): Likewise.
8301 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8304 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8305 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8306 (legitimize_tls_address): Likewise.
8307 (sparc_tls_referenced_p): Likewise.
8308 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8309 and adjust calls to legitimize_pic_address.
8310 (legitimate_constant_p) Use sparc_tls_referenced_p.
8311 (legitimate_pic_operand_p): Likewise.
8312 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8313 (sparc_tls_symbol_ref_1): Delete.
8314 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8315 (legitimize_tls_address): Make static, handle CONST patterns.
8316 (legitimize_pic_address): Make static, remove unused parameter and
8317 adjust recursive calls.
8318 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8319 and adjust call to legitimize_pic_address.
8320 (sparc_output_mi_thunk): Likewise.
8322 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8323 H.J. Lu <hongjiu.lu@intel.com>
8326 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8327 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8328 operands to make them signed.
8331 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8334 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8335 GTU to GT for V4SI and V2DI.
8337 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8338 (umin<mode>3): Removed.
8340 (uminv4si3): Likewise.
8342 2010-01-05 Martin Jambor <mjambor@suse.cz>
8344 PR tree-optimization/42462
8345 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8346 current_function_decl to helper functions and macros.
8348 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8351 * flags.h: Don't include real.h.
8352 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8353 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8354 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8355 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8356 * dominance.c: Update copyright.
8357 * gimple.c (walk_gimple_op): Remove inline.
8358 * tree-ssa-reassoc.c: Include real.h.
8359 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8360 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8362 2010-01-05 Nick Clifton <nickc@redhat.com>
8364 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8365 register to push into the stack frame when the accumulator has to
8366 be saved during interrupts.
8368 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8370 * doc/invoke.texi: Remove the documentation about option
8372 * common.opt (Wunreachable-code): Preserved for backward
8374 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8375 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8376 the backward compatibility flag section.
8378 2010-01-05 Richard Guenther <rguenther@suse.de>
8380 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8382 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8385 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8387 PR tree-optimization/42508
8388 * tree-sra.c (convert_callers): Check for recursive call
8389 by comparing cgraph nodes instead of decls.
8390 (modify_function): Call ipa_modify_formal_parameters also
8391 on all same_body aliases.
8393 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8394 cgraph nodes when checking for same_body aliases.
8396 2010-01-05 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8399 allocation and lookup.
8400 (get_or_alloc_expr_for_constant): Likewise.
8401 (phi_translate): Sink allocation.
8403 2010-01-04 Richard Guenther <rguenther@suse.de>
8405 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8406 a new entry only if needed.
8407 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8408 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8410 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8412 (phi_translate): Handle CONSTANTs early.
8414 2010-01-04 Martin Jambor <mjambor@suse.cz>
8416 PR tree-optimization/42398
8417 * tree-sra.c (struct access): Removed flag grp_different_types.
8418 (dump_access): Do not dump the removed flag.
8419 (sort_and_splice_var_accesses): Do not set the removed flag.
8420 (sra_modify_expr): Check for type compatibility directly.
8422 2010-01-04 Martin Jambor <mjambor@suse.cz>
8424 PR tree-optimization/42366
8425 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8426 edges with variable number of parameters.
8427 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8428 flag instead of asserting it.
8429 (ipa_read_node_info): Read uses_analysis_done flag.
8431 2010-01-04 Richard Guenther <rguenther@suse.de>
8433 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8434 iterative_hash_* as intended.
8435 (vn_reference_compute_hash): Likewise. Simplify hashing
8437 (vn_reference_lookup_2): Likewise.
8438 (vn_nary_op_compute_hash): Likewise.
8439 (vn_phi_compute_hash): Likewise.
8440 (expressions_equal_p): Remove strange code.
8441 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8442 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8443 (bitmap_insert_into_set_1): Take value-id as parameter.
8444 (add_to_value): Pass it.
8445 (bitmap_insert_into_set): Likewise.
8446 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8448 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8451 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8452 (do_self_spec): For switches with SWITCH_IGNORE set set also
8453 SWITCH_IGNORE_PERMANENTLY.
8454 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8457 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8459 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8460 tree of an unreferenced global var.
8462 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8466 GTU to GT for V4SI and V2DI.
8468 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8469 (umin<mode>3): Removed.
8471 (uminv4si3): Likewise.
8473 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8476 * collect2.c (main): Turn on trace in collect2 if -v is passed
8479 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8481 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8482 description of expression operand.
8484 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8486 * configure.ac: Add install-html to target_list for Make-hooks.
8487 * configure: Regenerate.
8488 * fortran/Make-lang.in (F95_HTMLFILES): New.
8489 (fortran.html): Use it.
8490 (fortran.install-html): New.
8491 * Makefile.in (install-html): Add lang.install-html.
8492 * java/Make-lang.in (JAVA_HTMLFILES): New.
8493 (java.html): Use it.
8494 (java.install-html): New.
8495 * objc/Make-lang.in (objc.install-html): New.
8496 * objcp/Make-lang.in (obj-c++.install-html): New.
8497 * cp/Make-lang.in (c++.install-html): New.
8498 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8499 * lto/Make-lang.in (lto.install-html): New.
8501 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8504 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8506 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8508 PR rtl-optimization/41862
8509 * store-motion.c (store_killed_in_insn, compute_store_table,
8510 remove_reachable_equiv_notes, replace_store_insn,
8511 build_store_vectors): Ignore all DEBUG_INSNs.
8513 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8516 * common.opt: Add dumpdir.
8518 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8520 (option_map): Add --dumpdir.
8522 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8524 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8526 * opts.c (decode_options): Try dump_dir_name first if
8527 dump_base_name isn't an absolute path.
8528 (common_handle_option): Handle OPT_dumpdir.
8530 * toplev.c (dump_dir_name): New.
8531 (print_switch_values): Also ignore -dumpdir.
8533 * toplev.h (dump_dir_name): New.
8535 2010-01-03 Richard Guenther <rguenther@suse.de>
8537 PR tree-optimization/42589
8538 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8539 double-word expansion of bswap32.
8541 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8543 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8544 with BLOCK_FOR_INSN.
8545 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8546 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8547 noce_process_if_block): Likewise.
8548 * gcse.c (compute_local_properties, insert_expr_in_table,
8549 insert_set_in_table, canon_list_insert, find_avail_set,
8550 pre_insert_copy_insn): Likewise.
8552 * basic-block.h (BLOCK_NUM): Move from here...
8553 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8555 2010-01-03 Richard Guenther <rguenther@suse.de>
8557 PR tree-optimization/42438
8558 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8559 contains_may_not_return_call flag.
8560 (BB_MAY_NOTRETURN): New.
8561 (valid_in_sets): Trapping nary operations are not valid
8562 in blocks that may not return.
8563 (insert_into_preds_of_block): Remove check for trapping expressions.
8564 (compute_avail): Compute also BB_MAY_NOTRETURN.
8566 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8568 * doc/invoke.texi: Add 2010 to copyright years.
8570 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8572 * config/sparc/sparc.c: Fix formatting nits.
8574 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8575 Alexander Monakov <amonakov@ispras.ru>
8577 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8579 2010-01-02 Richard Guenther <rguenther@suse.de>
8582 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8583 (simplify_switch_using_ranges): Mark to be removed edges
8586 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8588 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8590 * collect2.c (scan_libraries): Add missing argument in call to
8593 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8596 * config/alpha/predicates.md (aligned_memory_operand): Return false
8598 (unaligned_memory_operand): Return true for CQImode.
8599 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8600 doesn not cross aligned SImode word boundary.
8602 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8604 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8606 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8607 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8609 2010-01-02 Richard Guenther <rguenther@suse.de>
8612 * toplev.c (compile_file): Emit LTO marker properly. Change
8614 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8616 2010-01-01 Richard Guenther <rguenther@suse.de>
8619 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8621 2010-01-01 Richard Guenther <rguenther@suse.de>
8624 * c-decl.c (grokdeclarator): For zero-size arrays force
8625 structural equality checks as layout_type does.
8627 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8629 * builtins.c: Update copyright to 2010.
8631 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8634 * lto-streamer-out.c (produce_asm): Revert the last change.
8635 (copy_function): Likewise.
8637 * lto-streamer.c (lto_get_section_name): Skip any leading
8640 2010-01-01 Richard Guenther <rguenther@suse.de>
8643 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8647 Copyright (C) 2010 Free Software Foundation, Inc.
8649 Copying and distribution of this file, with or without modification,
8650 are permitted in any medium without royalty provided the copyright
8651 notice and this notice are preserved.