1 2010-05-06 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/43901
4 * tree-vect-stmts.c (vectorizable_call): Assert that vector
5 type is not NULL if it's transformation phase, and return
6 FALSE if it's analysis.
7 (vectorizable_conversion, vectorizable_operation,
8 vectorizable_type_demotion, vectorizable_type_promotion):
11 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
13 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
15 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
17 * config/mips/mips-protos.h
18 (mips_small_register_classes_for_mode_p): Delete prototype.
20 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
22 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
23 * config/arm/arm.c (multiple_operation_profitable_p,
24 compute_offset_order): New static functions.
25 (load_multiple_sequence, store_multiple_sequence): Use them.
26 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
27 memory offsets, not register numbers.
28 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
30 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
32 * stor-layout.c (pending_sizes): Change the type to
34 (get_pending_sizes, put_pending_size, put_pending_sizes):
35 Update the uses of pending_sizes.
36 * c-decl.c (store_parm_decls): Likewise.
37 * c-tree.h (struct c_arg_info): Likewise.
38 * tree.h: Update the prototype for get_pending_sizes and
41 2010-05-05 Jason Merrill <jason@redhat.com>
44 * c-common.c (handle_aligned_attribute): Respect
45 ATTR_FLAG_TYPE_IN_PLACE.
48 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
49 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
50 (TARGET_INITIALIZER): Use it.
51 * c-common.c (attribute_takes_identifier_p): Call it.
52 * c-common.h: Update prototype.
53 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
54 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
56 2010-05-05 Jakub Jelinek <jakub@redhat.com>
59 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
60 DW_ID_down_case for Fortran compilation units.
62 2010-05-05 Jan Hubicka <jh@suse.cz>
64 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
67 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
69 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
70 a variable-sized RESULT_DECL.
72 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
74 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
76 2010-05-05 Jason Merrill <jason@redhat.com>
79 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
81 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
83 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
84 Jakub Jelinek <jakub@redhat.com>
87 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
88 (dead_debug_init, dead_debug_finish): New functions.
89 (dead_debug_add, dead_debug_insert_before): Likewise.
90 (df_note_bb_compute): Initialize a dead_debug object, add dead
91 debug uses to it, insert debug bind insns before death insns,
92 reset debug insns that refer to pending uses at the end.
93 * rtl.h (make_debug_expr_from_rtl): New prototype.
94 * varasm.c (make_debug_expr_from_rtl): New function.
96 2010-05-05 Jan Hubicka <jh@suse.cz>
98 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
99 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
100 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
101 lto_varpool_encoder_encode_initializer_p,
102 lto_set_varpool_encoder_encode_initializer): New functions.
103 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
105 (input_varpool_node): Do not always set analyzed.
106 (input_cgraph_1): Return vector of cgraph nodes.
107 (input_varpool_1): Return vector of varpools.
108 (input_cgraph): Free the vectors.
109 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
110 output only initializers needed.
111 (lto_output): Only call output_cgraph.
112 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
113 * lto-section-out.c (lto_new_out_decl_state): Initialize
114 state->varpool_node_encoder.
115 * lto-streamer.h (lto_varpool_encoder_d): New.
116 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
117 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
118 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
119 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
120 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
122 (output_varpool, input_varpool): Remove declarations.
124 2010-05-05 Jan Hubicka <jh@suse.cz>
126 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
127 with body can prevail.
129 2010-05-05 Jan Hubicka <jh@suse.cz>
131 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
134 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
136 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
139 * gengtype.h (erro_at_line): Constify pos argument.
141 * gengtype.c: Include hashtab.h.
142 (enum gc_used): Document GC_MAYBE_POINTED_TO.
143 (error_at_line): Constify pos argument.
144 (do_typedef): Initialize p->opt field.
145 (get_file_gtfilename): Fix comment typo.
146 (struct walk_type_data): Constify line field.
147 (get_output_file_for_structure): New function.
148 (write_local_func_for_structure): Constify orig_s argument.
149 Use get_output_file_for_structure.
150 (write_func_for_structure): Use get_output_file_for_structure.
151 (INDENT): New define.
152 (dump_pair, dump_type, dump_type_list, dump_typekind)
153 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
154 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
156 (seen_types): New variable.
157 (main): New variable do_dump. Process "-d" command line option.
158 Call dump_everything if dump requested.
160 2010-05-05 Jakub Jelinek <jakub@redhat.com>
162 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
163 in a temporary instead of invoking the macro multiple times.
164 (track_expr_p): Likewise.
166 2010-05-04 Neil Vachharajani <nvachhar@google.com>
168 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
170 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
171 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
172 conditions for printing notes.
173 * common.opt (-Wcoverage-mismatch): Allow negative, default to
174 true, update documentation.
175 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
177 2010-05-04 Jakub Jelinek <jakub@redhat.com>
180 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
183 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
186 * config/i386/i386.md (sse_prologue_save): Add clobber CC
188 (*sse_prologue_save_insn1): Likewise.
189 (SSE prologue save splitter): Likewise.
191 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
193 * tree.c (free_lang_data_in_one_sizepos): New inline function.
194 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
195 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
196 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
197 all decls. Call it on DECL_FIELD_OFFSET of fields.
198 (find_decls_types_r): Follow DECL_VALUE_EXPR.
199 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
201 2010-05-04 Martin Jambor <mjambor@suse.cz>
203 * tree-sra.c (build_access_from_expr_1): The first parameter type
204 changed to simple tree.
205 (build_access_from_expr): Likewise, gsi parameter was eliminated.
206 (scan_assign_result): Renamed to assignment_mod_result, enum elements
208 (build_accesses_from_assign): Removed all parameters except for a
209 simple gimple statement. Now returns a simple bool.
210 (scan_function): All non-analysis parts moved to separate functions
211 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
212 parameters and updated both callers.
213 (sra_modify_expr): Removed parameter data.
214 (sra_modify_function_body): New function.
215 (perform_intra_sra): Call sra_modify_function_body to modify the
217 (replace_removed_params_ssa_names): Parameter data changed into
219 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
220 changed the parameter dont_convert to convert with the opposite
222 (sra_ipa_modify_assign): Parameter data changed into adjustments
223 vector, return value changed to bool.
224 (ipa_sra_modify_function_body): New function.
225 (sra_ipa_reset_debug_stmts): Updated a comment.
226 (modify_function): Use ipa_sra_modify_function_body to modify function
229 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
232 * alias.c (true_dependence): Handle the same VALUE in x and mem.
233 (canon_true_dependence): Likewise.
234 (write_dependence_p): Likewise.
236 2010-05-04 Jan Hubicka <jh@suse.cz>
238 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
239 * cgraphbuild.c: Include ipa-utils.h
240 (record_reference_ctx): New struct.
241 (record_reference): Simplify to work on initializers; not statements.
242 (mark_address, mark_load, mark_store): New.
243 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
245 (record_references_in_initializer): Update use of record_reference.
246 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
249 2010-05-04 Jan Hubicka <jh@suse.cz>
251 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
252 node will be removed anyway.
253 (lto_varpool_replace_node): Allow also unanalyzed nodes;
254 relink aliases of node into prevailing node.
255 * varpool.c (varpool_remove_node): Remove aliases properly;
256 when removing node, remove all its aliases too; remove DECL_INITIAL
257 of removed node; ggc_free the varpool node.
259 2010-05-04 Richard Guenther <rguenther@suse.de>
261 PR tree-optimization/43879
262 * tree-ssa-structalias.c (alias_get_name): Use
263 DECL_ASSEMBLER_NAME if available.
264 (create_function_info_for): Return the varinfo node.
265 (ipa_pta_execute): Associate same-body aliases and extra names
266 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
268 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
270 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
273 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
276 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
277 only if HONOR_REG_ALLOC_ORDER is not defined.
279 2010-05-04 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/43949
282 * tree-vrp.c (extract_range_from_binary_expr): Only handle
285 2010-04-26 Jason Merrill <jason@redhat.com>
287 * c.opt (-fstrict-enums): New.
288 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
290 2010-05-03 David Ung <davidu@mips.com>
291 James E. Wilson <wilson@codesourcery.com>
293 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
294 emit the trap instruction before the divide for TUNE_74K.
296 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
298 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
299 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
300 based on the above, for new target hook.
302 * hooks.c (hook_bool_mode_true): New generic hook.
303 * hooks.h (hook_bool_mode_true): Add prototype.
305 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
307 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
308 target hook, set to hook_bool_mode_false.
309 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
310 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
311 with targetm.small_register_classes_for_mode_p.
312 (find_reusable_reload): Likewise.
313 (combine_reloads): Likewise.
314 * reload1.c (reload_as_needed): Likewise.
315 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
316 * ifcvt.c (noce_process_if_block, check_cond_move_block,
317 dead_or_predicable): Likewise.
318 * regmove.c (optimize_reg_copy_1): Likewise.
319 * calls.c (prepare_call_address): Likewise.
320 (precompute_register_parameters): Likewise.
322 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
324 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
325 implementation of the hook that considers all register classes
326 small except for SH64.
327 (sh_override_options): Use the new hook.
328 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
331 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
333 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
334 implementation of the hook that considers all register classes
336 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
339 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
341 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
342 implementation of the hook that considers all register classes
344 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
347 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
349 * config/m32c/m32c.h: Likewise.
350 * config/pdp11/pdp11.h: Likewise.
351 * config/avr/avr.h: Likewise.
352 * config/xtensa/xtensa.h: Likewise.
353 * config/m68hc11/m68hc11.h: Likewise.
354 * config/mn10300/mn10300.h: Likewise.
355 * config/mcore/mcore.h: Likewise.
356 * config/h8300/h8300.h: Likewise.
357 * config/bfin/bfin.h: Likewise.
359 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
360 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
362 2010-05-03 Anatoly Sokolov <aesok@post.ru>
364 * double-int.h (tree_to_double_int): Remove macro.
365 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
366 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
367 (tree_to_double_int): New function.
368 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
370 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
372 2010-05-03 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/43971
375 * tree-ssa-structalias.c (get_constraint_for_1): Fix
376 constraints in the !flag_delete_null_pointer_checks case.
378 2010-05-03 Jakub Jelinek <jakub@redhat.com>
381 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
382 result mode matches original rtl mode.
384 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
387 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
389 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
392 when processing flag options.
394 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
396 * gcov-iov.c (main): Change format string placeholder
397 from %#08x to 0x%08x.
398 * genchecksum.c (dosum): Change format string placeholder
399 from %#02x to 0x%02x.
401 2010-05-02 Richard Guenther <rguenther@suse.de>
403 PR tree-optimization/43879
404 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
406 2010-05-02 Bruno Haible <bruno@clisp.org>
408 * doc/extend.texi (Function Attributes): Fix a typo.
410 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
413 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
414 placeholder from 0x%x to %#x.
415 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
416 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
417 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
418 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
419 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
420 * config/i386/i386.c (ix86_target_string): Ditto.
421 * config/i386/i386.c (output_pic_addr_const): Ditto.
422 (print_operand): Ditto.
424 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
426 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
427 placeholder from 0x%x to %#x.
428 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
429 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
430 (ASM_OUTPUT_DEBUG_DATA): Ditto.
431 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
432 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
433 * optc-gen.awk: Ditto.
434 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
435 (HOST_WIDE_INT_PRINT_HEX): Ditto.
436 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
437 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
439 2010-05-01 Anatoly Sokolov <aesok@post.ru>
441 * target.h (struct calls): Add function_value_regno_p field.
442 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
443 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
444 * targhooks.c (default_function_value_regno_p): New function.
445 * targhooks.h (default_function_value_regno_p): Declare function.
446 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
447 * builtins.c. (apply_result_size): (Ditto.).
448 * combine.c. (likely_spilled_retval_p): (Ditto.).
449 * mode-switching.c. Include 'target.h'.
450 (create_pre_exit): Use function_value_regno_p hook.
451 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
452 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
453 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
455 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
456 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
457 (ix86_function_value_regno_p): Declare as static, change argument
458 type to const unsigned int.
459 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
461 2010-05-01 Richard Guenther <rguenther@suse.de>
463 PR tree-optimization/43949
464 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
466 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
468 2010-05-01 Anatoly Sokolov <aesok@post.ru>
470 * rtl.h (CONST_DOUBLE_P): Define.
471 (rtx_to_double_int): Declare.
472 * emit-rtl.c (rtx_to_double_int): New function.
473 * dwarf2out.c (insert_double): New function.
474 (loc_descriptor, add_const_value_attribute): Clean up, use
475 rtx_to_double_int and insert_double functions.
477 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
479 * doc/extend.texi (Inline): Add missing return keyword to examples.
480 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
483 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
485 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
486 the variable part of the offset as well. Use highest_pow2_factor for
487 all alignment checks.
489 2010-04-30 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/43879
492 * tree-ssa-structalias.c (type_could_have_pointers): Functions
495 2010-04-30 Jan Hubicka <jh@suse.cz>
497 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
499 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
501 2010-04-30 Jan Hubicka <jh@suse.cz>
503 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
505 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
506 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
507 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
508 cgraph_node_set_needs_ltrans_p): Remove.
510 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
512 * sdbout.c: Include vec.h, do not include varray.h.
513 (deferred_global_decls, sdbout_global_decl,
514 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
515 * toplev.c: Do not include varray.h.
516 (dump_memory_report): Do not dump VARRAY statistics.
517 * gengtype.c (open_base_file): Ignore varray.h.
518 * Makefile.in: Update for abovementioned changes.
519 Remove all traces of varray.c and varray.h.
520 * varray.c: Remove file.
521 * varray.h: Remove file.
523 2010-04-30 Jan Hubicka <jh@suse.cz>
525 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
528 2010-04-30 Jan Hubicka <jh@suse.cz>
530 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
533 2010-04-30 Richard Guenther <rguenther@suse.de>
535 * tree-ssa-structalias.c (get_constraint_for_1): Generate
536 constraints for CONSTRUCTOR.
538 2010-04-30 Richard Guenther <rguenther@suse.de>
541 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
542 first after all lowering passes.
544 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
546 * toplev.c: Include varray.h for statistics dumping.
547 * tree.h: Do not declare varray_head_tag.
548 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
549 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
550 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
551 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
552 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
553 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
554 c-common.c, c-common.h, reg-stack.c, basic-block.h,
555 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
557 * Makefile.in: Update for abovementioned changes.
559 2010-04-30 Jakub Jelinek <jakub@redhat.com>
562 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
564 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
566 * config/picochip/picochip.c (picochip_legitimize_address): Define.
567 Use this function to do machine-specific conversion.
568 (picochip_legitimize_reload_address): Likewise.
569 (picochip_legitimate_address_p): Check valid base register only if
571 (picochip_check_conditional_copy): Check for modw only if opnd is
573 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
574 to call the function in c.
575 * config/picochip/picochip-protos.h
576 (picochip_legitimize_reload_address): Define.
577 * config/picochip/picochip.md (supported_compare1): Define.
579 2010-04-30 Jan Hubicka <jh@suse.cz>
581 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
582 (cgraph_global_info): Remove inlined.
583 (LTO_cgraph_tag_names): Remove.
584 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
585 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
586 simplify cgraph tags and document.
587 (lto_output_node): Use only LTO_cgraph_unavail_node and
588 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
589 for_functions_valid, global info, process and output flags.
590 (input_overwrite_node): Initialize estimated stack size and
591 estimated growth. Do not read flags we no longer store.
592 (input_node): Likewise do not read info no longer stored.
593 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
596 2010-04-30 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/43879
599 * tree-ssa-structalias.c (get_constraint_for_1): Properly
600 handle non-zero initializers.
602 2010-04-30 Richard Guenther <rguenther@suse.de>
604 * builtins.c (fold_builtin_1): Delete free (0).
606 2010-04-29 Jan Hubicka <jh@suse.cz>
608 * gengtype.c (open_base_files): Add lto-streamer.h
609 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
610 (pass_ipa_cp): GGC collect.
611 * toplev. (compile_file): Do not output symbols.
612 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
613 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
614 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
615 * lto-section-in.c: Include ggc.h
616 (lto_new_in_decl_state): Alloc in GGC.
617 (lto_delete_in_decl_state): Likewise.
618 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
621 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
624 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
625 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
626 (HONOR_REG_ALLOC_ORDER): Describe new macro.
627 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
628 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
629 account only if HONOR_REG_ALLOC_ORDER is not defined.
630 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
631 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
633 2010-04-29 Jon Grant <04@jguk.org>
635 * collect2.c (vflag): Change type from int to bool.
637 (helpflag): New global bool.
638 (main): Set vflag and debug with boolean, not integer truth values.
639 Accept new "--help" option and output usage text if found.
640 * collect2.h (vflag): Update prototype.
643 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
646 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
648 2010-04-29 Richard Guenther <rguenther@suse.de>
651 * plugin.h (invoke_plugin_callbacks): Annotate arguments
652 with ATTRIBUTE_UNUSED.
654 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
657 * config/i386/i386.c (get_some_local_dynamic_name): Replace
658 INSN_P with NONDEBUG_INSN_P.
659 (distance_non_agu_define): Likewise.
660 (distance_agu_use): Likewise.
662 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
664 From Dominique d'Humieres <dominiq@lps.ens.fr>
666 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
669 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
671 * plugin.h (invoke_plugin_callbacks): New inline function.
672 * plugin.c (flag_plugin_added): New global flag.
673 (add_new_plugin): Initialize above flag.
674 (invoke_plugin_callbacks): Rename to ...
675 (invoke_plugin_callbacks_full): ... this.
677 2010-04-28 Jan Hubicka <jh@suse.cz>
679 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
680 (lto_varpool_replace_node): New.
681 (lto_symtab_resolve_symbols): Resolve varpool nodes.
682 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
683 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
684 * cgraph.h (varpool_node_ptr): New type.
685 (varpool_node_ptr): New vector.
686 (varpool_node_set_def): New structure.
687 (varpool_node_set): New type.
688 (varpool_node_set): New vector.
689 (varpool_node_set_element_def): New structure.
690 (varpool_node_set_element, const_varpool_node_set_element): New types.
691 (varpool_node_set_iterator): New type.
692 (varpool_node): Add prev pointers, add used_from_other_partition,
694 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
695 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
696 varpool_get_node, varpool_remove_node): Declare.
697 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
698 varpool_node_set_size): New inlines.
699 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
700 * tree-pass.h (varpool_node_set_def): Forward declare.
701 (ipa_opt_pass_d): Summary writting takes vnode sets too.
702 (ipa_write_optimization_summaries): Update prototype.
703 * ipa-cp.c (ipcp_write_summary): Update.
704 * ipa-reference.c (ipa_reference_write_summary): Update.
705 * lto-cgraph.c (lto_output_varpool_node): New static function.
706 (output_varpool): New function.
707 (input_varpool_node): New static function.
708 (input_varpool_1): New function.
709 (input_cgraph): Input varpool.
710 * ipa-pure-const.c (pure_const_write_summary): Update.
711 * lto-streamer-out.c (lto_output): Update, output varpool too.
712 (write_global_stream): Kill WPA hack.
713 (produce_asm_for_decls): Update.
714 (output_alias_pair_p): Handle variables.
715 (output_unreferenced_globals): Output only needed partition of varpool.
716 * ipa-inline.c (inline_write_summary): Update.
717 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
719 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
720 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
721 varpool_node_set_new, varpool_node_set_add,
722 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
723 debug_varpool_node_set): New functions.
724 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
725 (execute_one_pass): Process new decls too.
726 (ipa_write_summaries_2): Pass around vsets.
727 (ipa_write_summaries_1): Likewise.
728 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
730 (ipa_write_optimization_summaries_1): Pass around vsets.
731 (ipa_write_optimization_summaries): Likewise.
732 * varpool.c (varpool_get_node): New.
733 (varpool_node): Update doubly linked lists.
734 (varpool_remove_node): New.
735 (dump_varpool_node): More dumping.
736 (varpool_enqueue_needed_node): Update doubly linked lists.
737 (decide_is_variable_needed): Kill ltrans hack.
738 (varpool_finalize_decl): Kill lto hack.
739 (varpool_assemble_decl): Skip decls in other partitions.
740 (varpool_assemble_pending_decls): Update doubly linkes lists.
741 (varpool_empty_needed_queue): Likewise.
742 (varpool_extra_name_alias): Likewise.
743 * lto-streamer.c (lto_get_section_name): Add vars section.
744 * lto-streamer.h (lto_section_type): Update.
745 (output_varpool, input_varpool): Declare.
747 2010-04-28 Mike Stump <mikestump@comcast.net>
749 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
751 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
753 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
754 record or union type with RECORD_OR_UNION_TYPE_P predicate.
755 (lto_input_ts_type_tree_pointers): Likewise.
756 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
757 (lto_output_ts_type_tree_pointers): Likewise.
759 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
761 Uniquization of constants at the Tree level
762 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
763 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
765 (tree_output_constant_def): Declare.
766 * gimplify.c (gimplify_init_constructor): When using block copy, first
767 uniquize the constant constructor on the RHS.
768 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
769 DECL_IN_CONSTANT_POOL flag.
770 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
771 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
773 (assemble_variable): Deal with symbols belonging to the tree constant
775 (get_constant_section): Add ALIGN parameter and simplify.
776 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
777 (assemble_constant_contents): Use the expression of the VAR_DECL.
778 (output_constant_def_contents): Use the alignment of the VAR_DECL.
779 (tree_output_constant_def): New global function.
780 (mark_constant): Use the expression of the VAR_DECL.
781 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
783 (output_object_block): Likewise and assemble the expression.
785 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
787 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
788 hash_tree, eq_tree): New tree hash table.
789 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
790 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
791 lto_orig_address_remove): Reimplement.
793 2010-04-28 Xinliang David Li <davidxl@google.com>
796 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
797 (compute_uninit_opnds_pos): New function.
798 (is_non_loop_exit_postdominating): New function.
799 (compute_control_dep_chain): New function.
800 (find_pdom): New function.
801 (convert_control_dep_chain_into_preds): New function.
802 (find_predicates): New function.
803 (find_control_equiv_block): New function.
804 (collect_phi_def_edges): New function.
805 (find_def_preds): New function.
806 (find_dom): New function.
807 (dump_predicates): New function.
808 (get_cmp_code): New function.
809 (is_value_included_in): New function.
810 (find_matching_predicate_in_rest_chains): New function.
811 (use_pred_not_overlap_with_undef_path_pred): New function.
812 (is_use_properly_guarded): New function.
813 (normalize_cond_1): New function.
814 (is_and_or_or): New function.
815 (normalize_cond): New function.
816 (is_gcond_subset_of): New function.
817 (is_subset_of_any): New function.
818 (is_or_set_subset_of): New function.
819 (is_and_set_subset_of): New function.
820 (is_norm_cond_subset_of): New function.
821 (is_pred_expr_subset_of): New function.
822 (is_pred_chain_subset_of): New function.
823 (is_included_in): New function.
824 (is_superset_of): New function.
825 (find_uninit_use): New function.
826 (warn_uninitialized_phi): New function.
827 (compute_possibly_undefined_names): New function.
828 (ssa_undefined_value_p): New function.
829 (execute_late_warn_uninitialized): New function.
830 * tree-ssa.c (ssa_undefined_value_p): Removed.
831 (warn_uninit): Changed to extern.
832 (warn_uninitialized_phi): Removed.
833 (warn_uninitialized_vars): Changed to extern.
834 (execute_late_warn_uninitialized): Removed
835 * tree-flow.h: Add new prototypes.
836 * timevar.def: Add new time variable.
837 * Makefile.in: Add new build file.
839 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
841 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
844 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
847 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
849 2010-04-28 Martin Jambor <mjambor@suse.cz>
851 * cgraph.h (struct cgraph_node): New field indirect_calls.
852 (struct cgraph_indirect_call_info): New type.
853 (struct cgraph_edge): Removed field indirect_call. New fields
854 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
855 (cgraph_create_indirect_edge): Declare.
856 (cgraph_make_edge_direct): Likewise.
857 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
858 * ipa-prop.h (struct ipa_param_call_note): Removed.
859 (struct ipa_node_params): Removed field param_calls.
860 (ipa_create_all_structures_for_iinln): Declare.
861 * cgraph.c: Described indirect edges and uids in initial comment.
862 (cgraph_add_edge_to_call_site_hash): New function.
863 (cgraph_edge): Search also among the indirect edges, use
864 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
865 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
866 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
868 (initialize_inline_failed): Assign a reason to indirect edges.
869 (cgraph_create_edge_1): New function.
870 (cgraph_create_edge): Moved some functionality to
871 cgraph_create_edge_1.
872 (cgraph_create_indirect_edge): New function.
873 (cgraph_edge_remove_callee): Add an assert checking for
875 (cgraph_edge_remove_caller): Special-case indirect edges.
876 (cgraph_remove_edge): Likewise.
877 (cgraph_set_edge_callee): New function.
878 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
879 (cgraph_make_edge_direct): New function.
880 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
881 the declaration of the call statement matches.
882 (cgraph_node_remove_callees): Special-case indirect edges.
883 (cgraph_clone_edge): Likewise.
884 (cgraph_clone_node): Clone also the indirect edges.
885 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
886 indirect_call, dump count of indirect_calls edges.
887 * ipa-prop.c (iinlining_processed_edges): New variable.
888 (ipa_note_param_call): Create indirect edges instead of
889 creating notes. New parameter node.
890 (ipa_analyze_call_uses): New parameter node, pass it on to
892 (ipa_analyze_stmt_uses): Likewise.
893 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
894 (print_edge_addition_message): Work on edges rather than on notes.
895 (update_call_notes_after_inlining): Likewise, renamed to
896 update_indirect_edges_after_inlining.
897 (ipa_create_all_structures_for_iinln): New function.
898 (ipa_free_node_params_substructures): Do not free notes.
899 (ipa_edge_duplication_hook): Propagate bits within
900 iinlining_processed_edges bitmap.
901 (ipa_node_duplication_hook): Do not duplicate notes.
902 (free_all_ipa_structures_after_ipa_cp): Renamed to
903 ipa_free_all_structures_after_ipa_cp.
904 (free_all_ipa_structures_after_iinln): Renamed to
905 ipa_free_all_structures_after_iinln.g
906 (ipa_write_param_call_note): Removed.
907 (ipa_read_param_call_note): Removed.
908 (ipa_write_indirect_edge_info): New function.
909 (ipa_read_indirect_edge_info): Likewise.
910 (ipa_write_node_info): Do not stream notes, do stream information
912 (ipa_read_node_info): Likewise.
913 (lto_ipa_fixup_call_notes): Removed.
914 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
915 * ipa-inline.c (pass_ipa_inline): Likewise.
916 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
917 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
918 * tree-inline.c (copy_bb): Removed an unnecessary double check for
920 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
922 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
923 (output_cgraph): Stream also indirect edges.
924 (lto_output_edge): Added capability to stream indirect edges.
925 (input_edge): Likewise.
926 (input_cgraph_1): Likewise.
927 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
930 2010-04-28 Richard Guenther <rguenther@suse.de>
932 PR tree-optimization/43879
933 PR tree-optimization/43909
934 * tree-ssa-structalias.c (struct variable_info): Add
935 only_restrict_pointers flag.
936 (new_var_info): Initialize it. Increment stats.total_vars here.
937 (create_function_info_for): Do not increment stats.total_vars
939 (get_function_part_constraint): Fix build with C++.
940 (insert_into_field_list): Remove.
941 (push_fields_onto_fieldstack): Properly merge fields.
942 (create_variable_info_for): Split and simplify.
943 (create_variable_info_for_1): New piece.
944 (intra_create_variable_infos): Properly make restrict constraints
947 2010-04-28 Richard Guenther <rguenther@suse.de>
950 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
952 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
953 Jan Hubicka <hubicka@ucw.cz>
955 * doc/invoke.texi (-Wsuggest-attribute=const,
956 -Wsuggest-attribute=pure): Document.
957 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
958 (function_always_visible_to_compiler_p,
959 suggest_attribute, warn_function_pure, warn_function_const):
961 (check_call): Improve debug info.
962 (analyze_function): Do not check availability.
963 (add_new_function): Check availability.
964 (propagate): Output warnings.
965 (skip_function_for_local_pure_const): New function.
966 (local_pure_const): Use it; output warnings.
967 * common.opt (Wsuggest-attribute=const,
968 Wsuggest-attribute=pure): New.
970 2010-04-27 Jakub Jelinek <jakub@redhat.com>
972 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
973 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
974 or DW_CFA_def_cfa_offset{,_sf}.
976 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
978 * tree.h: Fix truncated long macros.
980 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
982 * collect2.c (TARGET_64BIT): Redefine to target's default.
984 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
985 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
986 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
987 for underscoring __USER_LABEL_PREFIX__.
988 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
989 (SUB_LINK_ENTRY32): New.
990 (SUB_LINK_ENTRY64): New.
991 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
992 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
993 (SUB_LINK_ENTRY64): New.
994 (SUB_LINK_ENTRY): New.
995 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
996 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
997 x64 target is choosen.
998 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
999 * configure: Regenerated.
1000 * configure.ac (leading-mingw64-underscores): Option added.
1002 2010-04-27 Jan Hubicka <jh@suse.cz>
1004 * doc/invoke.texi (-fipa-profile): Document.
1005 * opts.c (decode_options): Enable ipa-profile at -O1.
1006 * timevar.def (TV_IPA_PROFILE): Define.
1007 * common.opt (fipa-profile): Add.
1008 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1010 (cgraph_propagate_frequency): Handle only local ones.
1011 * tree-pass.h (pass_ipa_profile): Declare.
1012 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1013 (pass_ipa_profile): Use TV_IPA_PROFILE.
1014 * ipa.c (ipa_profile): New function.
1015 (gate_ipa_profile): Likewise.
1016 (pass_ipa_profile): New global variable.
1017 * passes.c (pass_ipa_profile): New.
1019 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1021 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1023 2010-04-27 Martin Jambor <mjambor@suse.cz>
1026 * ipa.c (dissolve_same_comdat_group_list): New function.
1027 (function_and_variable_visibility): Call
1028 dissolve_same_comdat_group_list when comdat group contains external or
1030 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1031 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1033 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1035 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1036 (const_hash_1) <VECTOR_CST>: New case.
1037 (compare_constant) <VECTOR_CST>: Likewise.
1038 <ADDR_EXPR>: Deal with LABEL_REFs.
1039 (copy_constant) <VECTOR_CST>: New case.
1041 2010-04-27 Jan Hubicka <jh@suse.cz>
1043 * cgraph.c (cgraph_propagate_frequency): New function.
1044 * cgraph.h (cgraph_propagate_frequency): Declare.
1045 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1046 cgraph_propagate_frequency.
1048 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1050 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1052 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1055 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1056 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1057 here to determine which regs to push and how much stack to reserve.
1059 2010-04-27 Jie Zhang <jie@codesourcery.com>
1061 * doc/gimple.texi (gimple_statement_with_ops): Remove
1062 addresses_taken field.
1063 (gimple_statement_with_memory_ops): Likewise.
1065 2010-04-27 Jan Hubicka <jh@suse.cz>
1067 * tree-inline.c (eni_inlining_weights): Remove.
1068 (estimate_num_insns): Special case more builtins.
1070 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1073 * c-typeck.c (build_binary_op): Move forward check for comparison
1074 pointer with null pointer constant and adjust the diagnostic message.
1076 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1079 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1080 binutils supports extended .section directive needed by LTO, or
1081 warn if older binutils found.
1082 (LTO_BINARY_READER): New AC_SUBST'd variable.
1083 (LTO_USE_LIBELF): Likewise.
1084 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1086 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1087 (LTO_USE_LIBELF): Likewise.
1088 * configure: Regenerate.
1090 * collect2.c (is_elf): Rename from this ...
1091 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1092 object files in addition to ELF-formatted ones.
1093 (scan_prog_file): Caller updated. Also allow for LTO info marker
1094 symbol to be prefixed or not by an extra underscore.
1096 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1097 * config/i386/winnt.c: Also #include lto-streamer.h
1098 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1100 (i386_pe_asm_output_aligned_decl_common): Add comment.
1101 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1103 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1106 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1107 Add missing earlyclobber for second alternative.
1109 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1111 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1112 bits for artificial defs at the top of the block.
1113 * fwprop.c (single_def_use_enter_block): Don't call it.
1115 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1118 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1119 instead of "$gcc_cv_objdump -T".
1120 Use "-undefined dynamic_lookup" on darwin.
1121 * gcc/configure: Regenerate.
1123 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1126 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1128 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1130 * c-parser.c (struct c_token): Move location field up.
1131 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1132 (struct c_declspecs): Convert typespec_word, storage_class, and
1133 default_int_p into bitfields.
1134 (struct c_declarator): Move loc field up.
1136 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1138 * cfgloop.h (struct loop): Move can_be_parallel field up.
1139 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1140 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1142 (struct iv_cand): Convert pos field into a bitfield.
1143 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1145 (struct _stmt_vec_info): Shuffle fields for better packing.
1147 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1149 * varasm.c (IN_NAMED_SECTION): Remove guard.
1150 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1151 (IN_NAMED_SECTION_P): ...this.
1152 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1153 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1155 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1157 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1158 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1159 of shadowing it. Fix comments.
1161 2010-04-26 Jan Hubicka <jh@suse.cz>
1163 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1164 (cgraph_clone_node): Copy function frequency.
1165 * cgraph.h (node_frequency): New enum
1166 (struct cgraph_node): Add.
1167 * final.c (rest_of_clean_state): Update.
1168 * lto-cgraph.c (lto_output_node): Output node frequency.
1169 (input_overwrite_node): Input node frequency.
1170 * tre-ssa-loop-ivopts (computation_cost): Update.
1171 * lto-streamer-out.c (output_function): Do not output function
1173 * predict.c (maybe_hot_frequency_p): Update and handle functions
1175 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1177 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1178 (compute_function_frequency): Set noreturn functions to be executed
1180 (choose_function_section): Update.
1181 * lto-streamer-in.c (input_function): Do not input function frequency.
1182 * function.c (allocate_struct_function): Do not initialize function
1184 * function.h (function_frequency): Remove.
1185 (struct function): Remove function frequency.
1186 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1187 (try_update): Update.
1188 * tree-inline.c (initialize_cfun): Do not update function frequency.
1189 * passes.c (pass_init_dump_file): Update.
1190 * i386.c (ix86_compute_frame_layout): Update.
1191 (ix86_pad_returns): Update.
1193 2010-04-26 Jie Zhang <jie@codesourcery.com>
1195 PR tree-optimization/43833
1196 * tree-vrp.c (range_int_cst_p): New.
1197 (range_int_cst_singleton_p): New.
1198 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1199 when both operands are constants. Use range_int_cst_p in
1202 2010-04-26 Jan Hubicka <jh@suse.cz>
1204 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1206 2010-04-26 Richard Guenther <rguenther@suse.de>
1209 * gimple.c (gimple_decl_printable_name): Deal gracefully
1210 with a NULL DECL_NAME.
1212 2010-04-26 Richard Guenther <rguenther@suse.de>
1215 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1216 if emitting debug information and it is either a function
1217 or a namespace decl.
1219 2010-04-26 Ira Rosen <irar@il.ibm.com>
1221 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1222 determine if the statement is vectorizable, and a macro to access it.
1223 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1224 Skip statements that can't be vectorized. If the analysis fails,
1225 mark the statement as unvectorizable if vectorizing basic block.
1226 (vect_compute_data_refs_alignment): Likewise.
1227 (vect_verify_datarefs_alignment): Skip statements marked as
1228 unvectorizable. Add print.
1229 (vect_analyze_group_access): Skip statements that can't be
1230 vectorized. If the analysis fails, mark the statement as
1231 unvectorizable if vectorizing basic block.
1232 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1233 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1234 generated stmts for SLP.
1235 (new_stmt_vec_info): Initialize the new field.
1236 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1237 statements marked as unvectorizable.
1239 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1241 * c-common.c (flag_isoc1x): New.
1242 (flag_isoc99): Update comment.
1243 * c-common.h (flag_isoc1x): New.
1244 (flag_isoc99): Update comment.
1245 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1246 __<type>_DECIMAL_DIG__.
1247 * c-opts.c (set_std_c1x): New.
1248 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1249 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1250 * c.opt (-std=c1x, -std=gnu1x): New options.
1251 * doc/cpp.texi: Mention -std=c1x.
1252 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1253 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1254 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1255 * doc/standards.texi: Mention C1X.
1256 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1257 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1258 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1261 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1264 placeholder from 0x%x to %#x.
1265 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1266 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1267 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1268 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1269 * config/i386/i386.c (ix86_target_string): Ditto.
1270 (output_pic_addr_const): Ditto.
1271 (print_operand): Ditto.
1273 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1275 * combine.c (find_split_point): Add third argument. Use it
1276 to find nested multiply-accumulate instructions. Adjust calls.
1277 (try_combine): Adjust call to find_split_point.
1279 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1281 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1283 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1285 PR tree-optimization/41442
1286 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1287 (fold_binary_loc): Call it.
1289 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1291 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1292 * opts.c (common_handle_option): Allow disabling it.
1293 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1295 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1297 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1298 between modes if both types are integral.
1300 2010-04-23 Richard Guenther <rguenther@suse.de>
1302 PR tree-optimization/43572
1303 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1305 2010-04-23 Richard Guenther <rguenther@suse.de>
1308 * tree-inline.c (tree_can_inline_p): Also check compatibility
1311 2010-04-23 Martin Jambor <mjambor@suse.cz>
1313 PR tree-optimization/43846
1314 * tree-sra.c (struct access): New flag grp_assignment_read.
1315 (build_accesses_from_assign): Set grp_assignment_read.
1316 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1317 (enum mark_read_status): New type.
1318 (analyze_access_subtree): Propagate grp_assignment_read, create
1319 accesses also if both direct_read and root->grp_assignment_read.
1321 2010-04-23 Martin Jambor <mjambor@suse.cz>
1324 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1325 function does not have type attributes.
1327 2010-04-23 Richard Guenther <rguenther@suse.de>
1330 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1333 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1335 * sese.h (create_if_region_on_edge): Remove.
1337 * sese.c (create_if_region_on_edge): Make static.
1339 * tree-inline.c: Do not include ggc.h.
1341 * expr.c: Do not include ggc.h.
1343 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1346 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1349 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1350 in the middle of insns for casesi_worker_2.
1352 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1356 2010-04-22 Ira Rosen <irar@il.ibm.com>
1358 PR tree-optimization/43842
1359 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1360 loop unrolling in update of exit phis. Fix comment.
1361 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1362 least two reduction statements in the loop before starting SLP
1365 2010-04-22 Nick Clifton <nickc@redhat.com>
1367 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1369 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1371 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1374 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1376 * tree-parloops.c (loop_parallel_p): New argument
1377 parloop_obstack. Pass it down.
1378 (parallelize_loops): New variable parloop_obstack. Initialize it,
1379 pass it down, free it.
1381 * tree-loop-linear.c (linear_transform_loops): Pass down
1384 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1385 of type struct obstack *.
1387 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1388 scratch_obstack. Initialize it, pass down, free it.
1390 * lambda.h (lambda_loop_new): Remove.
1391 (lambda_matrix_new, lambda_matrix_inverse)
1392 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1393 argument of type struct obstack *.
1395 * lambda-trans.c (lambda_trans_matrix_new): New argument
1396 lambda_obstack. Pass it down, use obstack allocation for ret.
1397 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1400 * lambda-mat.c (lambda_matrix_get_column)
1401 (lambda_matrix_project_to_null): Remove.
1402 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1404 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1407 * lambda-code.c (lambda_loop_new): New function.
1408 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1409 (lambda_compute_auxillary_space, lambda_compute_target_space)
1410 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1411 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1412 (build_access_matrix): New argument lambda_obstack. Use obstack
1414 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1415 argument lambda_obstack. Pass it down.
1417 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1419 * optabs.h (expand_widening_mult): Declare.
1421 2010-04-22 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/43845
1424 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1425 lookup the CALL_EXPR function and arguments.
1427 2010-04-22 Nick Clifton <nickc@redhat.com>
1429 * config/stormy16/stormy16.c
1430 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1431 * config/stormy16/stormy16.h: Tidy up formatting.
1432 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1433 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1434 (ineqbranchsi): Delete pattern.
1435 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1436 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1437 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1438 stormy16-lib2-ucmpsi2.c.
1440 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1442 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1443 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1444 extra set merge_set_noclobber, and use it to relax the final test
1446 * df.h (df_simulate_find_noclobber_defs): Declare.
1447 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1449 (df_simulate_find_noclobber_defs): New function.
1451 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md: Use {} around multi-line preparation statements.
1455 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1457 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1458 (process_init_element): New argument of type struct obstack *.
1460 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1461 (set_init_index, set_init_label, set_nonincremental_init)
1462 (set_nonincremental_init_from_string, find_init_member)
1463 (output_init_element, output_pending_init_elements)
1464 (process_init_element): New argument braced_init_obstack. Pass it
1466 (push_range_stack, add_pending_init): New argument
1467 braced_init_obstack. Use obstack allocation.
1469 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1470 braced_init_obstack. Pass it down.
1471 (c_parser_braced_init): New variables ret, braced_init_obstack.
1472 Initialize obstack, pass it down and finally free it.
1474 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1477 * tree-pass.h (pass_optimize_widening_mul): Declare.
1478 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1479 gate_optimize_widening_mul): New static functions.
1480 (pass_optimize_widening_mul): New.
1481 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1482 <case MULT_EXPR>: Remove support for widening multiplies.
1483 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1484 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1485 simplify_gen_unary rather than directly building extensions.
1486 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1488 * expmed.c (expand_widening_mult): New function.
1489 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1491 2010-04-21 Jan Hubicka <jh@suse.cz>
1493 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1494 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1495 * lto-wpa-fixup.c: Remove.
1496 * Makefile.in (lto-wpa-fixup.o): Remove.
1497 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1498 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1499 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1501 2010-04-21 Jan Hubicka <jh@suse.cz>
1503 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1504 add write_optimization_summary, read_optimization_summary.
1505 (ipa_write_summaries_of_cgraph_node_set): Remove.
1506 (ipa_write_optimization_summaries): Declare.
1507 (ipa_read_optimization_summaries): Declare.
1508 * ipa-cp.c (pass_ipa_cp): Update.
1509 * ipa-reference.c (pass_ipa_reference): Update.
1510 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1511 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1513 * ipa-inline.c (pass_ipa_inline): Update.
1514 * ipa.c (pass_ipa_whole_program): Update.
1515 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1516 * passes.c (ipa_write_summaries_1): Do not test wpa.
1517 (ipa_write_optimization_summaries_1): New.
1518 (ipa_write_optimization_summaries): New.
1519 (ipa_read_summaries): Do not test ltrans.
1520 (ipa_read_optimization_summaries_1): New.
1521 (ipa_read_optimization_summaries): New.
1523 2010-04-21 Jan Hubicka <jh@suse.cz>
1525 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1527 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1529 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1532 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1533 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1535 2010-04-21 Jan Hubicka <jh@suse.cz>
1537 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1539 2010-04-21 Jan Hubicka <jh@suse.cz>
1541 * varpool.c (decide_is_variable_needed): Variable is always needed
1544 2010-04-21 Jan Hubicka <jh@suse.cz>
1546 * opts.c (decode_options): Enable pure-const pass for whopr.
1548 2010-04-21 Jan Hubicka <jh@suse.cz>
1550 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1551 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1553 (cgraph_decide_inlining): Do not expect callee to be removed in all
1556 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1558 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1560 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1563 amdfam10_decode attributes.
1565 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1568 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1569 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1570 (lower_copyprivate_clauses): Use private var in outer
1571 context instead of original var. Make sure the types
1572 are correct for VLAs.
1574 2010-04-21 Richard Guenther <rguenther@suse.de>
1576 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1577 to non-pointer objects.
1579 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1581 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1582 last chain entry if it starts with the still current label.
1583 (add_location_or_const_value_attribute): Check that
1584 loc_list->first->next is NULL instead of comparing ->first with ->last.
1585 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1586 to add_var_loc_to_decl.
1588 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1589 >= 4 add also address size and segment size fields into CIE header.
1591 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1592 long as address size is the same as sizeof (void *) and
1594 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1595 address size or segment size is unexpected, return DW_EH_PE_omit.
1596 (classify_object_over_fdes): If get_cie_encoding returned
1597 DW_EH_PE_omit, return -1.
1598 (init_object): If classify_object_over_fdes returned -1,
1599 pretend there were no FDEs at all.
1601 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1604 bswap{si,di}2 using SWI48 mode iterator.
1605 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1606 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1607 set modrm attribute of bswap insn to 0 and remove length attribute.
1608 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1609 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1610 set mode attribute to <MODE> and remove length attribute.
1612 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1614 PR rtl-optimization/43520
1615 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1616 zero available registers.
1618 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1620 * builtins.c (fold_builtin_cproj): Fold more cases.
1622 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1624 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1625 (fold_builtin_1): Fold builtin cproj.
1626 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1627 Use ATTR_CONST_NOTHROW_LIST.
1629 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1632 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1633 ffsi2_no_cmove for !TARGET_CMOVE.
1634 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1635 (ffssi2): Remove expander.
1636 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1638 (ctz<mode>2): Ditto from ctz{si,di}2.
1639 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1641 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1644 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1646 * dwarf2out.c (AT_linkage_name): Define.
1647 (clone_as_declaration): Handle DW_AT_linkage_name.
1648 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1649 of DW_AT_MIPS_linkage_name.
1650 (move_linkage_attr): Likewise.
1651 (dwarf2out_finish): Likewise.
1653 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1656 * fold-const.c (fold_comparison): New folding rule.
1658 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1660 * double-int.h (double_int_setbit): Declare.
1661 * double-int.c (double_int_setbit): New function.
1662 * rtl.h (immed_double_int_const): Declare.
1663 * emit-rtl.c (immed_double_int_const): New function.
1664 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1665 and immed_double_int_const functions.
1666 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1667 expand_copysign_bit): (Ditto.).
1668 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1669 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1670 * dojump.c (prefer_and_bit_test): (Ditto.).
1671 * expr.c (convert_modes, reduce_to_bit_field_precision,
1672 const_vector_from_tree): (Ditto.).
1673 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1675 2010-04-20 Jan Hubicka <jh@suse.cz>
1677 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1678 (dump_cgraph_node): Dump new flags.
1679 * cgraph.h (struct cgraph_node): Add flags
1680 reachable_from_other_partition and in_other_partition.
1681 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1682 other partition can not be removed.
1683 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1684 the other partition must be output; silence sanity checking on
1685 leaking functions bodies from other paritition.
1686 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1687 (lto_output_node): Output new flags; do not sanity check that inline
1688 clones are output; drop lto_forced_extern_inline_p code; do not mock
1689 visibility flags at partition boundaries.
1690 (add_node_to): New function.
1691 (output_cgraph): Use it to sort functions so masters appear before
1693 (input_overwrite_node): Input new flags.
1694 * passes.c (ipa_write_summaries): Do not call
1695 lto_new_extern_inline_states.
1696 * lto-section-out.c (forced_extern_inline,
1697 lto_new_extern_inline_states lto_delete_extern_inline_states,
1698 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1699 * lto-streamer.h (lto_new_extern_inline_states,
1700 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1701 lto_forced_extern_inline_p): Kill.
1703 2010-04-20 Richard Guenther <rguenther@suse.de>
1705 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1706 from vars that can have pointers.
1707 (process_constraint): Dump useless constraints.
1709 2010-04-20 Richard Guenther <rguenther@suse.de>
1711 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1712 (dump_sa_points_to_info): Remove asserts.
1713 (init_base_vars): nothing_id isn't an escape point nor does it
1716 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1718 * tree.h (TYPE_REF_IS_RVALUE): Define.
1719 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1720 should_move_die_to_comdat, prune_unused_types_walk): Handle
1721 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1722 (modified_type_die, gen_reference_type_die): Emit
1723 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1724 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1726 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1729 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1730 calls for -fpic -m31 if they have been sibcall optimized.
1732 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1734 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1735 ar.lc fixed and call-used.
1737 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1739 2010-04-19 Jan Hubicka <jh@suse.cz>
1741 * opts.c (decode_options): Disable whpr incompatible passes.
1742 * lto/lto.c (lto_1_to_1_map): Skip clones.
1743 (read_cgraph_and_symbols): Do not mark everything as needed.
1744 (do_whole_program_analysis): Do map only after optimizing;
1745 set proper cgraph_state; use passmanager.
1747 2010-04-19 DJ Delorie <dj@redhat.com>
1749 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1750 POINTER_PLUS_EXPR and fix them.
1752 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1754 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1755 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1756 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1757 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1758 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1759 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1760 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1761 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1762 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1763 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1764 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1766 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1768 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1769 (check_cond_move_block): Likewise.
1770 (cond_move_process_if_block): Likewise.
1771 (noce_find_if_block): Improve formatting.
1772 (find_if_header): Pass 0 to memset and tweak conditions.
1773 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1775 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1777 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1781 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1782 with non-local decl doesn't need chain.
1784 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1786 * ira-color.c (allocno_reload_assign): Avoid accumulating
1787 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1789 2010-04-19 Martin Jambor <mjambor@suse.cz>
1791 * gimple.h (create_tmp_reg): Declare.
1792 * gimplify.c (create_tmp_reg): New function.
1793 (gimplify_return_expr): Use create_tmp_reg.
1794 (gimplify_omp_atomic): Likewise.
1795 (gimple_regimplify_operands): Likewise.
1796 * tree-dfa.c (make_rename_temp): Likewise.
1797 * tree-predcom.c (predcom_tmp_var): Likewise.
1798 (reassociate_to_the_same_stmt): Likewise.
1799 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1800 (get_replaced_param_substitute): Likewise.
1801 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1802 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1803 * tree-ssa-pre.c (get_representative_for): Likewise.
1804 (create_expression_by_pieces): Likewise.
1805 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1806 (create_tailcall_accumulator): Likewise.
1808 2010-04-19 Martin Jambor <mjambor@suse.cz>
1810 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1812 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1814 2010-04-19 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/43796
1817 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1818 from SCEV in the lattice.
1819 (vrp_visit_phi_node): Dump change.
1821 2010-04-19 Richard Guenther <rguenther@suse.de>
1823 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1824 * configure: Re-generated.
1826 2010-04-19 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/43783
1829 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1830 constant ARRAY_REF operands two and three if possible.
1832 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1837 2010-04-19 Jie Zhang <jie@codesourcery.com>
1840 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1842 2010-04-19 Ira Rosen <irar@il.ibm.com>
1844 PR tree-optimization/37027
1845 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1846 and macro to access it.
1847 (vectorizable_reduction): Add argument.
1848 (vect_get_slp_defs): Likewise.
1849 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1850 statements for possible use in SLP.
1851 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1852 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1853 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1855 (vectorizable_reduction): Likewise.
1856 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1858 (vectorizable_type_demotion, vectorizable_type_promotion,
1859 vectorizable_store): Likewise.
1860 (vect_analyze_stmt): Update call to vectorizable_reduction.
1861 (vect_transform_stmt): Likewise.
1862 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1863 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1864 from different interleaving chains in same node.
1865 (vect_slp_rearrange_stmts): New function.
1866 (vect_supported_load_permutation_p): Allow load permutations for
1867 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1868 inside SLP nodes if necessary.
1869 (vect_analyze_slp_instance): Handle reductions.
1870 (vect_analyze_slp): Try to build SLP instances originating from groups
1872 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1873 (vect_get_constant_vectors): Create initial vectors for reductions
1874 according to reduction code. Add new argument.
1875 (vect_get_slp_defs): Add new argument, pass it to
1876 vect_get_constant_vectors.
1877 (vect_schedule_slp_instance): Remove SLP tree root statements.
1879 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1881 * tree.h (ENUM_IS_SCOPED): Define.
1882 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1883 for ENUM_IS_SCOPED enums.
1885 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1887 * fold-const.c (fold_comparison): Use ssizetype.
1888 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1889 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1890 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1891 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1893 * tree.h (initialize_sizetypes): Remove parameter.
1894 (build_common_tree_nodes): Remove second parameter.
1895 * stor-layout.c (initialize_sizetypes): Remove parameter.
1896 Always create an unsigned type.
1897 (set_sizetype): Assert that the passed type is unsigned and simplify.
1898 * tree.c (build_common_tree_nodes): Remove second parameter.
1899 Adjust call to initialize_sizetypes.
1900 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1901 build_common_tree_nodes.
1903 2010-04-18 Matthias Klose <doko@ubuntu.com>
1905 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1907 2010-04-18 Ira Rosen <irar@il.ibm.com>
1909 PR tree-optimization/43771
1910 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1911 load permutation doesn't have gaps.
1913 2010-04-18 Jan Hubicka <jh@suse.cz>
1915 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1916 (sse_prologue_save_insn expander): Use new pattern.
1917 (sse_prologue_save_insn1): New pattern and splitter.
1918 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1920 * i386.c (setup_incoming_varargs_64): Do not compute jump
1922 (ix86_gimplify_va_arg): Update alignment needed.
1923 (ix86_local_alignment): Do not align all local arrays to 128bit.
1925 2010-04-17 Jan Hubicka <jh@suse.cz>
1927 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1929 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1931 * arm.md (negdi2): Remove redundant code to force values into a
1934 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1936 * arm/bpabi.S: Add EABI alignment attributes to objects.
1937 * arm/bpabi-v6m.S: Likewise.
1938 * arm/crti.asm: Likewise.
1939 * arm/crtn.asm: Likewise.
1940 * arm/lib1funcs.asm: Likewise.
1941 * arm/libunwind.S: Likewise.
1943 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1945 * arm-protos.h (tune_params): New structure.
1946 * arm.c (current_tune): New variable.
1947 (arm_constant_limit): Delete.
1948 (struct processors): Add pointer to the tune parameters.
1949 (arm_slowmul_tune): New tuning option.
1950 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1951 (all_cores): Adjust to pick up the tuning model.
1952 (arm_constant_limit): New function.
1953 (arm_override_options): Select the appropriate tuning model. Delete
1954 initialization of arm_const_limit.
1955 (arm_split_constant): Use the new constant-limit model.
1956 (arm_rtx_costs): Pick up the current tuning model.
1957 * arm.md (is_strongarm, is_xscale): Delete.
1958 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1959 for Xscale variant architectures.
1960 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1962 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1964 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1966 (arm_rtx_costs_1): Remove unused variable extra_cost.
1967 (arm_unwind_emit_set): Use variable offset.
1968 (thumb1_output_casesi): Remove unused variable flags.
1970 2010-04-16 Jeff Law <law@redhat.com>
1972 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1973 needing assignment rather than doing a two-phase assignment. Remove
1974 unused variable 'm'.
1976 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1979 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1981 2010-04-16 Doug Kwan <dougkwan@google.com>
1983 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1984 (next_operand_entry_id): New static variable.
1985 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1986 (add_to_ops_vec): Assigned unique ID to operand entry.
1987 (struct oecount_s): New field ID.
1988 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1989 (undistribute_ops_list): Assign unique IDs to oecounts.
1990 (init_reassoc): reset next_operand_entry_id.
1992 2010-04-16 Doug Kwan <dougkwan@google.com>
1994 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1995 missing left parenthesis.
1997 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2000 *btdi_rex64 using SWI48 mode iterator.
2001 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2002 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2003 *jcc_btdi_mask_rex64.
2005 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2007 * double-int.h (tree_to_double_int): Convert to macro.
2008 * double-int.c (tree_to_double_int): Remove.
2010 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2013 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2014 with want_address 2 and in case a single element list might be
2015 possible, call it again with want_address 0.
2017 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2019 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2020 case 'W' print operands for HI mode.
2021 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2022 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2023 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2024 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2026 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2028 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2029 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2030 #xx:3 and #xx:4 mode.
2032 * config/h8300/h8300.md (inverted load with HImode dest): Add
2033 support for H8300SX.
2035 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2036 satisfy 'U' constraint.
2038 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2040 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2041 * configure: Regenerate.
2042 * config.in: Regenerate.
2043 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2046 2010-04-16 Richard Guenther <rguenther@suse.de>
2048 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2049 (struct tree_decl_common): ... here.
2050 (DECL_PT_UID): Adjust.
2051 (SET_DECL_PT_UID): Likewise.
2052 (DECL_PT_UID_SET_P): Likewise.
2054 2010-04-16 Richard Guenther <rguenther@suse.de>
2056 PR tree-optimization/43572
2057 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2058 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2059 * tree-flow.h (is_call_clobbered): Remove.
2060 * tree-flow-inline.h (is_call_clobbered): Likewise.
2061 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2062 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2063 (execute_return_slot_opt): Adjust.
2064 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2065 check for call clobbered vars here.
2066 (find_tail_calls): Move tailcall verification to the
2069 2010-04-16 Diego Novillo <dnovillo@google.com>
2071 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2073 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2076 * config/arm/arm.md (cbranchqi4): New pattern.
2077 * config/arm/predicates.md (const0_operand,
2078 cbranchqi4_comparison_operator): New predicates.
2080 2010-04-16 Richard Guenther <rguenther@suse.de>
2082 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2083 (dump_gimple_stmt): Likewise.
2085 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2087 * recog.h (struct recog_data): New field is_operator.
2088 (struct insn_operand_data): New field is_operator.
2089 * recog.c (extract_insn): Set recog_data.is_operator.
2090 * genoutput.c (output_operand_data): Emit code to set the
2092 * reload.c (find_reloads): Use it rather than testing for an
2093 empty constraint string.
2096 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2097 If the previous insn is a cbranchsi4_insn with the same arguments,
2098 omit the compare instruction.
2100 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2101 register, inputs must be low registers and we need a low register
2102 scratch. Handle alternative 2 like alternative 3.
2104 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2106 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2107 don't call get_addr on both. If one expression is a VALUE and
2108 the other a REG, check VALUE's locs if the REG isn't among them.
2110 2010-04-16 Christian Bruel <christian.bruel@st.com>
2112 * config/sh/sh.h (sh_frame_pointer_required): New function.
2113 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2114 (flag_omit_frame_pointer) Set.
2115 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2116 (rounded_frame_size): Adjust size with outgoing_args_size.
2117 (sh_set_return_address): Must return from stack pointer.
2118 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2119 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2120 (ACCUMULATE_OUTGOING_ARGS): Define.
2121 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2122 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2124 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2127 * config/sh/sh.c (sh_legitimize_reload_address): Use
2128 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2129 Remove a unneeded check for offset_base.
2131 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2133 * configure: Regenerated.
2135 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2137 * config/s390/s390.c (s390_call_save_register_used): Switch back
2138 to HARD_REGNO_NREGS.
2140 2010-04-15 Richard Guenther <rguenther@suse.de>
2142 * alias.c (alias_set_subset_of): Handle alias-set zero
2145 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2146 Julian Brown <julian@codesourcery.com>
2148 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2149 alternatives according to use of high and low regs.
2150 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2151 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2152 optimizing for size on Thumb-2.
2154 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2156 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2158 2010-04-15 Richard Guenther <rguenther@suse.de>
2160 * tree-ssa-structalias.c (struct variable_info): Add
2162 (new_var_info): Initialize it.
2163 (dump_constraints): Support printing last added constraints.
2164 (debug_constraints): Adjust.
2165 (dump_constraint_graph): Likewise.
2166 (make_heapvar_for): Check for NULL cfun.
2167 (get_function_part_constraint): New function.
2168 (get_fi_for_callee): Likewise.
2169 (find_func_aliases): Properly implement IPA PTA constraints.
2170 (process_ipa_clobber): New function.
2171 (find_func_clobbers): Likewise.
2172 (insert_into_field_list_sorted): Remove.
2173 (create_function_info_for): Properly allocate vars for IPA mode.
2174 Do not use insert_into_field_list_sorted.
2175 (create_variable_info_for): Properly generate constraints for
2176 global vars in IPA mode.
2177 (dump_solution_for_var): Always dump the solution.
2178 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2179 (find_what_var_points_to): Adjust.
2180 (pt_solution_set): Change.
2181 (pt_solution_ior_into): New function.
2182 (pt_solution_empty_p): Export.
2183 (pt_solution_includes_global): Adjust.
2184 (pt_solution_includes_1): Likewise.
2185 (pt_solutions_intersect_1): Likewise.
2186 (dump_sa_points_to_info): Check some invariants.
2187 (solve_constraints): Move constraint dumping ...
2188 (compute_points_to_sets): ... here.
2189 (ipa_pta_execute): ... and here.
2190 (compute_may_aliases): Do not re-compute points-to info
2191 locally if IPA info is available.
2192 (ipa_escaped_pt): New global var.
2193 (ipa_pta_execute): Properly implement IPA PTA.
2194 * tree-into-ssa.c (dump_decl_set): Support dumping
2195 decls not in referenced-vars.
2196 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2197 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2198 (dump_points_to_solution): Likewise.
2199 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2200 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2201 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2202 (copy_decl_to_var): Copy DECL_PT_UID.
2203 (copy_result_decl_to_var): Likewise.
2204 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2205 (copy_node_stat): Copy it.
2206 * tree.h (DECL_PT_UID): New macro.
2207 (SET_DECL_PT_UID): Likewise.
2208 (DECL_PT_UID_SET_P): Likewise.
2209 (struct tree_decl_minimal): Add pt_uid member.
2210 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2211 (pt_solution_empty_p): Declare.
2212 (pt_solution_set): Adjust.
2213 (ipa_escaped_pt): Declare.
2214 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2215 * gimple-pretty-print.c (pp_points_to_solution): New function.
2216 (dump_gimple_call): Dump call clobber/use information.
2217 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2218 * tree-pass.h (TDF_ALIAS): New dump option.
2219 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2220 * doc/invoke.texi (-fipa-pta): Update documentation.
2222 2010-04-15 Richard Guenther <rguenther@suse.de>
2224 * Makefile.in (OBJS-common): Add gimple-fold.o.
2225 (gimple-fold.o): New rule.
2226 * tree.h (maybe_fold_offset_to_reference,
2227 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2229 * gimple.h: ... here.
2230 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2231 may_propagate_address_into_dereference): Move prototypes ...
2232 * gimple.h: ... here.
2233 * tree-ssa-ccp.c (get_symbol_constant_value,
2234 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2235 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2236 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2237 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2238 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2239 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2240 gimplify_and_update_call_from_tree): Move ...
2241 * gimple-fold.c: ... here. New file.
2242 (ccp_fold_builtin): Rename to ...
2243 (gimple_fold_builtin): ... this.
2244 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2246 2010-04-15 Richard Guenther <rguenther@suse.de>
2248 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2249 fit_double_type, force_fit_type_double, add_double_with_sign,
2250 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2251 lrotate_double, rrotate_double, div_and_round_double): Move ...
2252 * double-int.c: ... here.
2253 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2254 add_double, neg_double, mul_double_with_sign, mul_double,
2255 lshift_double, rshift_double, lrotate_double, rrotate_double,
2256 div_and_round_double): Move prototypes ...
2257 * double-int.h: ... here.
2259 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2262 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2263 matching constraints to ensure inputs match the output.
2265 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2268 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2269 in an input-only operand.
2271 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2273 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2274 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2275 (double_int_negative_p): Convert to static inline function.
2276 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2277 (double_int_negative_p): Remove.
2278 * tree.h (lshift_double, rshift_double):
2279 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2280 * fold-const.c (fold_convert_const_int_from_real,
2281 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2282 (lshift_double): Change type of arith argument to bool.
2283 (rshift_double): Change type of arith argument to bool. Correct
2285 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2287 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2290 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2291 at the start and end of the then/else blocks, and omit them from the
2293 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2294 argument; all callers changed. Pass zero to old_insns_match_p instead.
2295 (flow_find_head_matching_sequence): New function.
2296 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2297 * basic-block.h (flow_find_cross_jump,
2298 flow_find_head_matching_sequence): Declare functions.
2300 2010-04-14 Jason Merrill <jason@redhat.com>
2303 * c-common.c (attribute_takes_identifier_p): New fn.
2304 * c-common.h: Declare it.
2306 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2310 (*udivmod<mode>4): Ditto.
2312 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/i386.md (maxmin_int): Rename code attribute from
2315 maxminiprefix and update all users.
2316 (maxmin_float): Ditto from maxminfprefix.
2317 (logic): Ditto from logicprefix.
2318 (absneg_mnemonic): Ditto from absnegprefix.
2319 * config/i386/mmx.md: Update all users of maxminiprefix,
2320 maxminfprefix and logicprefix for rename.
2321 * config/i386/sse.md: Ditto.
2322 * config/i386/sync.md (sync_<code><mode>): Update for
2325 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2328 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2329 warnings converted to errors.
2331 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2333 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2334 used insn_type variable.
2335 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2336 to avoid set-but-not-used warning.
2338 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2340 * df-core.c (df_ref_debug): Change format string placeholder
2342 * dwarf2asm.c (dw2_asm_output_data_raw,
2343 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2344 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2345 * dwarf2out.c (output_cfi, output_cfi_directive,
2346 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2347 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2349 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2350 * print-rtl.c (print_rtx): Ditto.
2352 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 * builtins.c (expand_builtin_pow_root): New function to expand pow
2356 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2357 series of sqrt and cbrt calls under -ffast-math.
2358 (expand_builtin_pow): Call it.
2360 2010-04-14 Michael Matz <matz@suse.de>
2362 PR tree-optimization/42963
2363 * tree-cfg.c (touched_switch_bbs): New static variable.
2364 (group_case_labels_stmt): New function broken out from ...
2365 (group_case_labels): ... here, use the above.
2366 (start_recording_case_labels): Allocate touched_switch_bbs.
2367 (end_recording_case_labels): Deallocate it, call
2368 group_case_labels_stmt.
2369 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2371 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2376 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2380 2010-04-13 Jan Hubicka <jh@suse.cz>
2382 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2383 of optimized out static functions.
2384 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2385 cost computation. Also sanity check for overflows.
2386 (update_caller_keys): Update cgraph_edge_badness call; properly
2387 update fibheap and sanity check that it is up to date.
2388 (add_new_edges_to_heap): Update cgraph_edge_badness.
2389 (cgraph_decide_inlining_of_small_function): Likewise;
2390 add sanity checking that badness in heap is up to date;
2391 improve dumping of reason; Update badness of calls to the
2392 offline copy of function currently inlined; dump badness
2393 of functions not inlined because of unit growth limits.
2395 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2398 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2399 because of sign-extension change when converting to sizetype here...
2400 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2402 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2403 the folding to constants. Remove redundant final conversion.
2404 (fold_binary) <associate>: Do not associate if the re-association of
2405 constants alone overflows.
2406 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2407 to the end of the list.
2408 (multiple_of_p) <COND_EXPR>: New case.
2410 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2412 * opt-functions.awk (opt_sanitized_name): New.
2414 * optc-gen.awk: Use it
2415 * opth-gen.awk: Use it.
2417 2010-04-13 Martin Jambor <mjambor@suse.cz>
2419 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2420 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2421 children. Call replace_uses_with_default_def_ssa_name to handle
2424 2010-04-13 Michael Matz <matz@suse.de>
2427 * builtins.c (expand_builtin_interclass_mathfn): Also create
2428 a register if the predicate doesn't match.
2430 2010-04-13 Diego Novillo <dnovillo@google.com>
2432 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2433 * c-pch.c: Include timevar.h.
2434 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2435 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2436 * ggc-common.c: Include timevar.h.
2437 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2438 * timevar.def (TV_PCH_SAVE): Define.
2439 (TV_PCH_CPP_SAVE): Define.
2440 (TV_PCH_PTR_REALLOC): Define.
2441 (TV_PCH_PTR_SORT): Define.
2442 (TV_PCH_RESTORE): Define.
2443 (TV_PCH_CPP_RESTORE): Define.
2445 2010-04-13 Michael Matz <matz@suse.de>
2447 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2449 (can_reassociate_p): New function.
2450 (break_up_subtract_bb, reassociate_bb): Use it.
2452 2010-04-13 Richard Guenther <rguenther@suse.de>
2455 * builtins.c (c_readstr): Fix assert.
2457 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2460 when generating cltd insn.
2462 (*ashl<mode>3_1): Remove special handling for register operand 2.
2463 (*ashlsi3_1_zext): Ditto.
2464 (*ashlhi3_1): Ditto.
2465 (*ashlhi3_1_lea): Ditto.
2466 (*ashlqi3_1): Ditto.
2467 (*ashlqi3_1_lea): Ditto.
2468 (*<shiftrt_insn><mode>3_1): Ditto.
2469 (*<shiftrt_insn>si3_1_zext): Ditto.
2470 (*<shiftrt_insn>qi3_1_slp): Ditto.
2471 (*<rotate_insn><mode>3_1): Ditto.
2472 (*<rotate_insn>si3_1_zext): Ditto.
2473 (*<rotate_insn>qi3_1_slp): Ditto.
2475 2010-04-13 Richard Guenther <rguenther@suse.de>
2477 * tree-ssa-structalias.c (callused_id): Remove.
2478 (call_stmt_vars): New.
2479 (get_call_vi): Likewise.
2480 (lookup_call_use_vi): Likewise.
2481 (lookup_call_clobber_vi): Likewise.
2482 (get_call_use_vi): Likewise.
2483 (get_call_clobber_vi): Likewise.
2484 (make_transitive_closure_constraints): Likewise.
2485 (handle_const_call): Adjust to do per-call call-used handling.
2486 (handle_pure_call): Likewise.
2487 (find_what_var_points_to): Remove general callused handling.
2488 (init_base_vars): Likewise.
2489 (init_alias_vars): Initialize call_stmt_vars.
2490 (compute_points_to_sets): Process call-used and call-clobbered
2491 vars for call statements.
2492 (delete_points_to_sets): Free call_stmt_vars.
2494 2010-04-13 Richard Guenther <rguenther@suse.de>
2496 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2497 Only add RW dependence for dependence distance zero.
2498 Adjust maximal vectorization factor according to dependences.
2499 Move alignment handling ...
2500 (vect_find_same_alignment_drs): ... here. New function.
2501 (vect_analyze_data_ref_dependences): Adjust.
2502 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2503 (vect_analyze_data_refs): Adjust minimal vectorization factor
2504 according to data references.
2505 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2506 dependences before determining the vectorization factor.
2507 Analyze alignment after determining the vectorization factor.
2508 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2509 dependences before alignment.
2510 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2512 (vect_analyze_data_refs): Likewise.
2513 (MAX_VECTORIZATION_FACTOR): New define.
2515 2010-04-13 Duncan Sands <baldrick@free.fr>
2517 * except.h (lang_eh_type_covers): Remove.
2518 * except.c (lang_eh_type_covers): Likewise.
2520 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2521 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2523 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2524 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2525 UNITS_PER_LONG where it is ABI relevant.
2526 (s390_return_addr_rtx): Likewise.
2527 (s390_back_chain_rtx): Likewise.
2528 (s390_frame_area): Likewise.
2529 (s390_frame_info): Likewise.
2530 (s390_initial_elimination_offset): Likewise.
2531 (save_gprs): Likewise.
2532 (s390_emit_prologue): Likewise.
2533 (s390_emit_epilogue): Likewise.
2534 (s390_function_arg_advance): Likewise.
2535 (s390_function_arg): Likewise.
2536 (s390_va_start): Likewise.
2537 (s390_gimplify_va_arg): Likewise.
2538 (s390_function_profiler): Likewise.
2539 (s390_optimize_prologue): Likewise.
2540 (s390_rtx_costs): Likewise.
2541 (s390_secondary_reload): Likewise.
2542 (s390_promote_function_mode): Likewise.
2543 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2544 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2545 registers available.
2546 (s390_unwind_word_mode): New function.
2547 (s390_function_value): Split 64 bit values into register pair if
2548 used as return value.
2549 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2550 function call parameters. Handle parallels.
2551 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2552 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2553 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2554 (s390_expand_setmem): Remove unused variable src_addr.
2555 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2556 deal with 64 bit registers.
2557 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2558 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2559 (UNITS_PER_LONG): New macro.
2560 * libjava/include/s390-signal.h: Define extended ucontext
2561 structure containing the upper halfs of the 64 bit registers.
2563 2010-04-13 Simon Baldwin <simonb@google.com>
2565 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2567 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2569 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2570 rvalue on the RHS if the LHS is of a non-renamable type.
2571 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2573 2010-04-13 Matthias Klose <doko@ubuntu.com>
2575 * gcc.c (cc1_options): Handle -iplugindir before processing
2576 the cc1 spec. Only add -iplugindir once.
2577 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2579 * common.opt (iplugindir): Remove `Separate' property, initialize.
2580 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2582 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2583 (distclean): Remove plugin dir.
2584 * doc/invoke.texi: Document -iplugindir.
2586 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2588 * doc/plugins.texi (Loading Plugins): Document short
2589 -fplugin=foo option.
2590 (Plugin API): Mention default_plugin_dir_name function.
2592 * gcc.c (find_file_spec_function): Add new declaration.
2593 (static_spec_func): Use it for "find-file".
2594 (find_file_spec_function): Add new function.
2595 (cc1_options): Add -iplugindir option if -fplugin* options found.
2597 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2599 * plugin.c (add_new_plugin): Updated comment, and handle short
2601 (default_plugin_dir_name): Added new function.
2603 * common.opt (iplugindir): New option to set the plugin directory.
2605 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2607 * config/i386/i386.md (any_rotate): New code iterator.
2608 (rotate_insn): New code attribute.
2610 (SWIM124): New mode iterator.
2611 (<rotate_insn>ti3): New expander.
2612 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2613 any_rotate code iterator.
2614 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2615 using any_rotate code iterator and SWIM124 mode iterator.
2616 (ix86_rotlti3): New insn_and_split pattern.
2617 (ix86_rotrti3): Ditto.
2618 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2619 ix86_rotl{di,ti}3 patterns.
2620 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2621 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2622 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2623 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2624 code iterator and SWI mode iterator.
2625 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2626 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2628 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2629 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2630 (bswap rotatert splitter): Add splitter.
2631 (bswap splitter): Macroize splitter using any_rotate code iterator.
2632 Add insn predicate to split only for TARGET_USE_XCHGB or when
2633 optimizing function for size.
2635 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2637 * config/pa/pa.c (emit_move_sequence): Remove use of
2638 deleted variable flag_argument_noalias.
2640 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2642 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2644 Add to unsupported targets list.
2645 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2646 sparc*-sun-solaris2.[567]* from target lists.
2647 * configure: Regenerate.
2648 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2650 Remove Solaris 7 patch references.
2651 (Specific, sparc-sun-solaris2.7): Removed.
2652 (sparc-sun-solaris2*): Update Solaris 7 example.
2653 (sparc64-*-solaris2*): Likewise.
2655 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2657 * config.build (alpha*-dec-osf4*): Remove.
2658 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2659 of obsolete configurations.
2660 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2662 * config/alpha/t-osf4: Renamed to ...
2663 * config/alpha/t-osf5: ... this.
2664 * config/alpha/osf.h: Renamed to ...
2665 * config/alpha/osf5.h: ... this.
2666 Merged old osf5.h contents.
2668 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2669 (EXTRA_SPECS): Removed.
2670 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2671 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2674 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2676 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2678 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2681 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2682 __thiscall convention.
2684 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2686 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2688 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2690 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2692 * function.c (assign_parms_initialize_all): Add unused attribute
2695 2010-04-12 Richard Guenther <rguenther@suse.de>
2697 * gsstruct.def (GSS_CALL): New.
2698 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2699 * gimple.h: Include tree-ssa-alias.h.
2700 (struct gimple_statement_call): New.
2701 (union gimple_statement_struct_d): Add gimple_call member.
2702 (gimple_call_reset_alias_info): Declare.
2703 (gimple_call_use_set): New function.
2704 (gimple_call_clobber_set): Likewise.
2705 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2706 * gimple.c (gimple_call_reset_alias_info): New function.
2707 (gimple_build_call_1): Call it.
2708 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2709 * tree-inline.c (remap_gimple_stmt): Likewise.
2710 (expand_call_inline): Remove callused handling.
2711 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2712 * tree-dfa.c (dump_variable): Likewise.
2713 * tree-parloops.c (parallelize_loops): Likewise.
2714 * tree-ssa.c (init_tree_ssa): Likewise.
2715 (delete_tree_ssa): Likewise.
2716 * tree-flow-inline.h (is_call_used): Remove.
2717 * tree-flow.h (struct gimple_df): Remove callused member.
2718 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2719 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2720 (ref_maybe_used_by_call_p_1): Simplify.
2721 (call_may_clobber_ref_p_1): Likewise.
2722 * tree-ssa-structalias.c (compute_points_to_sets): Set
2723 the call stmt used and clobbered sets.
2724 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2725 (find_tail_calls): Verify the tail call.
2727 2010-04-12 Richard Guenther <rguenther@suse.de>
2729 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2730 single-iteration always-inline inlining.
2731 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2732 (cgraph_decide_inlining): Do not handle always-inline specially.
2733 (try_inline): Remove always-inline cycle detection special case.
2734 Do not recurse on always-inlines.
2735 (cgraph_early_inlining): Do not iterate if not optimizing.
2736 (cgraph_gate_early_inlining): remove.
2737 (pass_early_inline): Run unconditionally.
2738 (gate_cgraph_decide_inlining): New function.
2739 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2740 not inlining or optimizing.
2741 (cgraph_decide_inlining_of_small_functions): Also consider
2742 always-inline functions.
2743 (cgraph_default_inline_p): Return true for nodes which should
2744 disregard inline limits.
2745 (estimate_function_body_sizes): Assume zero size and time for
2746 nodes which are marked as disregarding inline limits.
2747 (cgraph_decide_recursive_inlining): Do not perform recursive
2748 inlining on always-inline nodes.
2750 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2753 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2754 for exprs satisfying handled_component_p.
2756 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2758 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2759 non-constant aggregate elements.
2761 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2762 is a real initialization.
2764 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2767 * c-decl.c (start_function): Move forward check for nested function.
2769 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2771 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2772 * config/sh/sh.c: Include reload.h.
2773 (sh_legitimize_reload_address): New.
2774 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2775 sh_legitimize_reload_address.
2777 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2779 * config/sh/sh.md (*movqi_pop): New insn pattern.
2780 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2782 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.md (any_shiftrt): New code iterator.
2785 (shiftrt_insn): New code attribute.
2787 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2788 using any_shiftrt code iterator.
2789 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2790 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2791 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2792 pattern from corresponding peephole2 patterns.
2793 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2794 using any_shiftrt code iterator.
2795 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2796 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2797 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2798 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2799 *{ashr,lshr}<mode>3_cmp_zext.
2800 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2802 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2806 (*lshr<mode>3_cconly): Ditto.
2808 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2810 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2811 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2812 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2813 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2815 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2816 from corresponding peephole2 patterns.
2817 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2818 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2819 and *lshrdi3_1_rex64 using SWI mode iterator.
2820 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2821 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2822 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2823 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2824 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2825 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2826 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2827 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2828 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2831 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2833 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2834 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2835 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2836 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2838 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2839 from corresponding peephole2 patterns.
2840 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2841 (ashrsi3_cvt): Rename from ashrsi3_31.
2842 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2843 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2844 and x86_64_shift_adj_3 using SWI48 mode iterator.
2845 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2846 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2847 and *ashrdi3_1_rex64 using SWI mode iterator.
2848 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2849 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2850 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2851 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2852 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2853 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2854 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2855 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2856 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2858 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2859 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2860 x86_shift<mode>_adj_3 expanders.
2862 2010-04-10 Wei Guozhi <carrot@google.com>
2865 * config/arm/arm.c (arm_pic_static_addr): New function.
2866 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2868 (arm_output_addr_const_extra): Output expression for new pattern.
2869 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2871 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2873 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2876 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2877 * web.c: Include "insn-config.h" and "recog.h".
2878 (union_match_dups): New function.
2879 (web_main): Call it.
2880 (union_defs): Don't try to recognize match_dups.
2882 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2883 if doing so would replace the entire pattern.
2885 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2889 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2890 and splitter pattern. Change splitter operand 1 predicate to
2893 2010-04-09 Martin Jambor <mjambor@suse.cz>
2895 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2896 lattices are addresses of CONST_DECLs with the same initial value.
2897 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2898 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2900 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2901 Bernd Schmidt <bernds@codesourcery.com>
2903 * loop-invariant.c (replace_uses): New static function.
2904 (move_invariant_reg): Use it to ensure we can replace the uses.
2906 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2908 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2910 (picochip_override_options): Enable section anchors only above -O1.
2911 (picochip_reorg): Fixed a couple of build warnings.
2913 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2915 * configure.ac (plugin -rdynamic test): Log result.
2916 * configure: Regenerate.
2917 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2918 (RDYNAMIC_SPEC): Define.
2919 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2921 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * configure.ac: Determine Sun ld version numbers.
2924 (comdat_group): Restrict GNU ld version checks to gld.
2925 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2926 (enable_comdat): Support --enable-comdat.
2927 * configure: Regenerate.
2928 * doc/install.texi (Configuration): Document --enable-comdat.
2930 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2932 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2933 * config/sol2-gld.h: ... here.
2934 * config.gcc (sparc*-*-solaris2*): Reflect this.
2935 (i[34567]86-*-solaris2*): Use it.
2937 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2939 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2941 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2943 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2946 * diagnostic.c (diagnostic_initialize): Initialize
2947 some_warnings_are_errors.
2948 (diagnostic_finish): New.
2949 (diagnostic_action_after_output): Call it before exiting.
2950 (diagnostic_report_diagnostic): Do not print message here. Set
2951 some_warnings_are_errors.
2952 * diagnostic.h (diagnostic_context): Delete
2953 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2954 (diagnostic_finish): Declare.
2955 * toplev.c (toplev_main): Call it before exit.
2957 2010-04-09 Jason Merrill <jason@redhat.com>
2960 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2961 for incomplete type.
2964 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2965 based on a warning flag.
2967 2010-04-09 Richard Guenther <rguenther@suse.de>
2969 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2971 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2974 * varasm.c (default_assemble_visibility): Wrap vars that are
2975 set, but unused, by targets without GAS.
2976 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2977 Remove set, but unused, vars.
2978 (rs6000_legitimize_tls_address): Likewise.
2979 (altivec_expand_dst_builtin): Likewise.
2980 * config/darwin.c (machopic_classify_symbol): Likewise.
2981 (machopic_indirection_name): Likewise.
2983 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/i386.md (DWI): New mode iterator.
2986 (S): New mode attribute.
2987 (shift_operand): Ditto.
2988 (shift_immediate_operand): Ditto.
2989 (ashl_input_operand): Ditto.
2990 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2991 using SDWIM mode iterator.
2992 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2993 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2995 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2996 from corresponding peephole2 patterns.
2997 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2998 and x86_64_shift_adj_1 using SWI48 mode iterator.
2999 (x86_shift<mode>_adj_2): Ditto.
3000 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3001 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3002 using SWI48 mode iterator.
3003 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3004 *ashldi3_cmp_rex64 using SWI mode iterator.
3005 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3006 *ashldi3_cconly_rex64 using SWI mode iterator.
3007 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3008 x86_shift<mode>_adj_{1,2}.
3009 (ix86_split_ashr): Ditto.
3010 (ix86_split_lshr): Ditto.
3012 2010-04-09 Richard Guenther <rguenther@suse.de>
3014 * target.h (builtin_conversion): Pass in input and output types.
3015 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3016 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3017 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3018 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3020 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3022 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3024 2010-04-09 Richard Guenther <rguenther@suse.de>
3027 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3029 2010-04-09 Richard Guenther <rguenther@suse.de>
3031 * tree-vectorizer.h (struct _stmt_vec_info): Document
3032 that vectype is the type of the LHS.
3033 (supportable_widening_operation, supportable_narrowing_operation):
3034 Get both input and output vector types as arguments.
3035 (vect_is_simple_use_1): Declare.
3036 (get_same_sized_vectype): Likewise.
3037 * tree-vect-loop.c (vect_determine_vectorization_factor):
3038 Set STMT_VINFO_VECTYPE to the vector type of the def.
3039 (vectorizable_reduction): Adjust.
3040 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3041 Adjust. Specify the output vector type.
3042 (vect_pattern_recog_1): Adjust.
3043 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3044 (vectorizable_call): Adjust.
3045 (vectorizable_conversion): Likewise.
3046 (vectorizable_operation): Likewise.
3047 (vectorizable_type_demotion): Likewise.
3048 (vectorizable_type_promotion): Likewise.
3049 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3051 (vect_is_simple_use_1): New function.
3052 (supportable_widening_operation): Get both input and output
3054 (supportable_narrowing_operation): Likewise.
3055 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3057 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3059 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3060 __thiscall and _thiscall as predefined macros.
3061 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3062 thiscall attribute handling.
3063 (ix86_comp_type_attributes): Likewise.
3064 (ix86_function_regparm): Likewise.
3065 (ix86_return_pops_args): Likewise.
3066 (init_cumulative_args): Likewise.
3067 (find_drap_reg): Likewise.
3068 (ix86_static_chain): Likewise.
3069 (x86_this_parameter): Likewise.
3070 (x86_output_mi_thunk): Likewise.
3071 (ix86_attribute_table): Add description for thiscall attribute.
3072 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3073 * doc/extend.texi: Add documentation for thiscall.
3075 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3078 * c.opt (Wint-to-pointer-cast): Available in C++.
3079 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3081 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3083 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3084 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3085 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3086 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3087 function type instead. Reorder and simplify checks.
3089 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3091 2010-04-08 Jing Yu <jingyu@google.com>
3092 Zdenek Dvorak <ook@ucw.cz>
3094 PR tree-optimization/42720
3095 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3096 loop unswitch conditions here from ...
3097 (tree_unswitch_single_loop): ... here.
3099 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3101 * tree-if-conv.c: Fix comments and simplify logic.
3103 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3105 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3106 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3107 (main_tree_if_conversion): Update call to tree_if_conversion.
3109 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3112 * doc/invoke.texi (-b,-V): Delete.
3113 * doc/tm.texi: Do not mention -b.
3114 * gcc.c (display_help): Delete -b and -V.
3115 (process_command): Delete -b and -V.
3116 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3118 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3119 Wolfgang Gellerich <gellerich@de.ibm.com>
3121 Implement target hook for loop unrolling
3122 * target.h (loop_unroll_adjust): Add a new target hook function.
3123 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3124 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3125 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3126 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3127 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3129 (decide_unroll_stupid): Likewise.
3131 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3134 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3136 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3138 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3139 (Specific, *-*-solaris2*): Likewise.
3140 Don't prefer Sun as over GNU as.
3142 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3144 * config/s390/s390.c (override_options): Adjust the z10
3145 defaults for max-unroll-times, max-completely-peeled-insns
3146 and max-completely-peel-times.
3148 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3150 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3151 instructions for z10.
3152 (s390_expand_setmem): Likewise.
3153 (s390_expand_cmpmem): Likewise.
3155 2010-04-08 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/43679
3158 * tree-ssa-pre.c (eliminate): Only propagate copies.
3160 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3163 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3164 set but not used variable warning.
3166 2010-04-08 Wei Guozhi <carrot@google.com>
3169 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3170 (arm_size_rtx_costs): Call the new function when optimized for size.
3172 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3175 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3176 op0 is not a MEM, just return NULL instead of assertion
3178 (discover_nonconstant_array_refs): Don't walk debug stmts.
3180 2010-04-08 Doug Kwan <dougkwan@google.com>
3182 * configure.ac: Recognize gold and do not use its version number
3183 to test ld features.
3184 * configure: Regenerate.
3186 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3189 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3190 (negate_value): Move code to push elements to broken_up_substracts ...
3191 (eliminate_plus_minus_pair): ... here. Push operands that have no
3192 negative pair to plus_negates.
3193 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3195 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3197 * doc/install.texi (Configuration): Move description of
3198 --enable-lto, --with-libelf*, --enable-gold from Java section to
3201 * doc/generic.texi (Working with declarations)
3202 (Function Properties, C and C++ Trees): Fix typos.
3203 * doc/sourcebuild.texi (Top Level): Likewise.
3205 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3208 * tree.h (DECL_READ_P): Define.
3209 (struct tree_decl_common): Add decl_read_flag.
3210 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3211 a set but not used warning.
3212 (merge_decls): Merge DECL_READ_P flag.
3213 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3214 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3215 * c-common.c (handle_used_attribute, handle_unused_attribute):
3217 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3219 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3221 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3222 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3223 c_parser_binary_expression, c_parser_cast_expression,
3224 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3225 Call default_function_array_read_conversion instead of
3226 default_function_array_conversion where needed.
3227 (c_parser_unary_expression, c_parser_conditional_expression,
3228 c_parser_postfix_expression_after_primary, c_parser_initelt):
3229 Likewise. Call mark_exp_read where needed.
3230 (c_parser_statement_after_labels, c_parser_asm_operands,
3231 c_parser_typeof_specifier, c_parser_sizeof_expression,
3232 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3234 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3236 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3237 (warn_unused_but_set_parameter): Default to warn_unused
3239 * doc/invoke.texi: Document -Wunused-but-set-variable and
3240 -Wunused-but-set-parameter.
3242 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3243 used count variable.
3244 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3245 when operandN variables aren't used in the body of the expander
3247 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3248 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3249 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3250 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3251 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3252 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3253 * tree.c (PROCESS_ARG): Likewise.
3255 2010-04-07 Simon Baldwin <simonb@google.com>
3257 * diagnostic.h (diagnostic_override_option_index): New macro to
3258 set a diagnostic's option_index.
3259 * c-tree.h (c_cpp_error): Add warning reason argument.
3260 * opts.c (_warning_as_error_callback): New.
3261 (register_warning_as_error_callback): Store callback for
3262 warnings enabled via enable_warning_as_error.
3263 (enable_warning_as_error): Call callback, minor code tidy.
3264 * opts.h (register_warning_as_error_callback): Declare.
3265 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3266 response to -Werror=.
3267 (c_common_init_options): Register warning_as_error_callback in opts.c.
3268 * common.opt: Add -Wno-cpp option.
3269 * c-common.c (struct reason_option_codes_t): Map cpp warning
3270 reason codes to gcc option indexes.
3271 * (c_option_controlling_cpp_error): New function, lookup the gcc
3272 option index for a cpp warning reason code.
3273 * (c_cpp_error): Add warning reason argument, call
3274 c_option_controlling_cpp_error for diagnostic_override_option_index.
3275 * doc/invoke.texi: Document -Wno-cpp.
3277 2010-04-07 Richard Guenther <rguenther@suse.de>
3279 * ipa-reference.c (mark_load): Use get_base_address.
3280 (mark_store): Likewise.
3282 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3283 inserting GIMPLE_NOPs into the IL.
3284 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3285 Explicitly strip handled components and indirect references.
3287 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3288 folding address expressions.
3289 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3290 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3291 operand_equal_p to compare decls.
3292 (ptr_deref_may_alias_decl_p): Likewise.
3293 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3294 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3295 Handle reversed comparison ops.
3296 * tree-sra.c (asm_visit_addr): Use get_base_address.
3297 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3298 * ipa-reference.c (mark_address): Use get_base_address.
3300 2010-04-07 Richard Guenther <rguenther@suse.de>
3302 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3303 Propagate constants everywhere.
3305 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3308 * tree.c (MAX_INT_CACHED_PREC): Define.
3309 (nonstandard_integer_type_cache): New array.
3310 (build_nonstandard_integer_type): Cache results for precision
3311 <= MAX_INT_CACHED_PREC.
3313 2010-04-07 Richard Guenther <rguenther@suse.de>
3315 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3316 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3317 * common.opt: Likewise.
3318 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3319 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3320 (nonoverlapping_memrefs_p): Likewise.
3321 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3322 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3323 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3324 OPT_fargument_noalias_global for backward compatibility.
3326 2010-04-07 Richard Guenther <rguenther@suse.de>
3328 PR tree-optimization/43270
3329 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3330 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3331 * tree-ssa-pre.c (phi_translate_1): Adjust.
3332 (fully_constant_expression): Split out vn_reference handling to ...
3333 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3334 Fold reads from constant strings.
3335 (vn_reference_lookup): Handle fully constant references.
3336 (vn_reference_lookup_pieces): Likewise.
3337 * Makefile.in (expmed.o-warn): Add -Wno-error.
3339 2010-04-07 Martin Jambor <mjambor@suse.cz>
3341 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3343 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3346 * gcc.c: Add -static-libstdc++ to list of recognized options.
3348 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3350 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3352 2010-04-07 Richard Guenther <rguenther@suse.de>
3355 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3356 bases build simple mem attributes to retain points-to information.
3358 2010-04-07 Richard Guenther <rguenther@suse.de>
3361 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3362 preserve points-to related information.
3364 2010-04-07 Richard Guenther <rguenther@suse.de>
3367 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3368 discard plain indirect references.
3369 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3370 * tree.c (tree_nop_conversion): Likewise.
3372 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3375 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3377 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3379 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3380 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3382 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3384 * tree-if-conv.c: Fix indentation and comments.
3386 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3388 * tree-if-conv.c: Sort static functions in topological order.
3390 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3392 * tree-if-conv.c: Fix indentation and comments.
3394 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3397 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3398 lang_hooks.types.type_for_size instead of
3399 build_nonstandard_integer_type.
3400 When converting an unsigned type to signed, double its precision.
3401 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3402 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3403 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3406 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3409 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3410 POINTER_PLUS_EXPR for pointer types.
3412 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3415 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3416 * graphite-clast-to-gimple.c: Include langhooks.h.
3417 (max_signed_precision_type): New.
3418 (max_precision_type): Takes two types as arguments.
3419 (precision_for_value): New.
3420 (precision_for_interval): New.
3421 (gcc_type_for_interval): New.
3422 (gcc_type_for_value): New.
3423 (gcc_type_for_clast_term): New.
3424 (gcc_type_for_clast_red): New.
3425 (gcc_type_for_clast_bin): New.
3426 (gcc_type_for_clast_expr): Split up into several functions.
3427 (gcc_type_for_clast_eq): Rewritten.
3428 (compute_bounds_for_level): New.
3429 (compute_type_for_level_1): New.
3430 (compute_type_for_level): New.
3431 (gcc_type_for_cloog_iv): Removed.
3432 (gcc_type_for_iv_of_clast_loop): Rewritten.
3433 (graphite_create_new_loop): Compute the lower and upper bound types
3434 with gcc_type_for_clast_expr.
3435 (graphite_create_new_loop_guard): Same.
3436 (find_cloog_iv_in_expr): Removed.
3437 (compute_cloog_iv_types_1): Removed.
3438 (compute_cloog_iv_types): Removed.
3439 (gloog): Do not call compute_cloog_iv_types.
3440 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3442 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3443 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3444 (GBB_CLOOG_IV_TYPES): Removed.
3446 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3448 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3449 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3450 (detect_commutative_reduction): Same.
3452 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3454 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3455 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3457 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3458 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3459 (rewrite_commutative_reductions_out_of_ssa): Same.
3460 * passes.c (execute_function_todo): Call verify_ssa for every pass
3461 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3462 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3463 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3464 with an extra argument.
3465 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3466 verify_ssa only when the extra argument is true.
3467 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3468 with an extra argument.
3469 (tree_transform_and_unroll_loop): Same.
3471 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3473 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3474 for all the passes of the LNO having LOOP_CLOSED_SSA.
3475 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3476 * tree-loop-distribution.c (pass_loop_distribution): Same.
3477 * tree-pass.h (TODO_verify_loops): Removed.
3478 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3480 (pass_tree_unswitch): Same.
3481 (pass_predcom): Same.
3482 (pass_vectorize): Same.
3483 (pass_linear_transform): Same.
3484 (pass_graphite_transforms): Same.
3485 (pass_iv_canon): Same.
3486 (pass_complete_unroll): Same.
3487 (pass_complete_unrolli): Same.
3488 (pass_parallelize_loops): Same.
3489 (pass_loop_prefetch): Same.
3490 (pass_iv_optimize): Same.
3492 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3495 * passes.c (init_optimization_passes): Move pass_lim before
3496 pass_copy_prop and pass_dce_loop.
3498 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3501 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3502 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3503 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3504 MULTI_* defines for 4 argument vpermil2p* builtins.
3506 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3509 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3510 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3511 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3512 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3513 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3514 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3515 Use x86_maybe_negate_const_int to output insn mnemonic.
3516 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3517 check from instruction predicate. Update comments.
3518 * config/i386/sync.md (sync_add<mode>): Use
3519 x86_maybe_negate_const_int to output insn mnemonic.
3521 2010-04-06 Jan Hubicka <jh@suse.cz>
3523 PR tree-optimization/42906
3524 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3525 IGNORE_SELF argument. Set visited_control_parents for fully
3527 (find_obviously_necessary_stmts): Update call of
3528 mark_control_dependent_edges_necessary.
3529 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3531 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3533 * config/i386/i386.md: Remove comment about 'e' and 'E'
3536 2010-04-06 Richard Guenther <rguenther@suse.de>
3538 PR tree-optimization/43627
3539 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3540 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3543 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3545 * BASE-VER: Change to 4.6.0.
3548 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3551 2010-04-06 Richard Guenther <rguenther@suse.de>
3554 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3556 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3558 * doc/invoke.texi (Optimize Options): Document that LTO
3559 won't remove object access purely due to incompatible
3562 2010-04-04 Matthias Klose <doko@ubuntu.com>
3564 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3565 Initialize variable.
3567 2010-04-03 Richard Guenther <rguenther@suse.de>
3570 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3571 require a non-NULL MEM_OFFSET.
3573 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3575 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3576 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3577 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3578 config/alpha/predicates.md, config/arm/arm.md,
3579 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3580 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3581 config/darwin9.h, config/darwin.c, config/darwin.h,
3582 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3583 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3584 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3585 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3586 config/mips/mips.md, config/mn10300/mn10300.c,
3587 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3588 config/rs6000/aix.h, config/rs6000/dfp.md,
3589 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3590 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3591 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3592 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3593 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3594 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3595 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3596 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3597 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3598 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3599 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3600 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3601 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3602 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3603 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3604 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3605 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3606 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3607 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3608 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3609 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3610 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3611 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3612 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3613 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3614 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3615 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3616 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3617 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3618 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3619 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3620 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3621 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3622 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3623 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3624 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3626 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3629 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3630 * aclocal.m4: Regenerate.
3632 2010-04-02 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/43629
3635 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3636 if we have seen a constant value.
3638 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3640 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3642 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3645 * arm.c (legitimize_tls_address): Adjust call to
3646 gen_tls_load_dot_plus_four.
3647 (arm_note_pic_base): New function.
3648 (arm_cannot_copy_insn_p): Use it.
3649 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3652 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3657 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3659 * Makefile.in ($(out_object_file)): Depend on
3660 gt-$(basename $(notdir $(out_file))).h.
3662 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3664 * config.gcc (lm32-*-rtems*): Add t-lm32.
3666 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3668 * config.gcc: Add lm32-*-rtems*.
3669 * config/lm32/rtems.h: New file.
3671 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3674 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3676 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3678 * dwarf2out.c (output_compilation_unit_header): For
3679 -gdwarf-4 use version 4 instead of version 3.
3680 (output_line_info): For version 4 and above emit additional
3681 maximum ops per insn header field.
3682 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3684 * dwarf2out.c (is_c_family, is_java): Remove.
3685 (lower_bound_default): New function.
3686 (add_bound_info, gen_descr_array_type_die): Use it.
3688 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3691 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3692 re-declaration when it happens in a function.
3694 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3696 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3697 (cgraph_remove_function_insertion_hook): Same.
3698 (cgraph_call_function_insertion_hooks): Same.
3700 2010-04-01 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3704 and TREE_THIS_VOLATILE.
3705 (copy_ref_info): Likewise.
3706 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3707 * tree.c (build6_stat): Ignore side-effects of all but arg5
3708 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3711 2010-04-01 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/43607
3714 * ipa-type-escape.c (check_call): Do not access non-existing
3717 2010-04-01 Richard Guenther <rguenther@suse.de>
3721 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3722 Jack Howarth <howarth@bromo.med.uc.edu>
3724 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3727 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3729 * doc/install.texi (Prerequisites): Document libelf usability on
3730 IRIX 5/6 and Solaris 2.
3731 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3732 Update GNU as, GNU ld requirements.
3733 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3734 Document Sun Studio compiler download.
3735 Update and simplify as, ld recommendations.
3736 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3738 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3740 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3741 with_tune_32 to pentium4.
3743 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3747 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3749 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3750 obsoletion, removal.
3752 Document GNU as requirement.
3753 Update configure requirements.
3754 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3755 Recomment IRIX 6.5.18+.
3756 Document IDF/IDL requirement.
3757 Document GNU as requirement.
3758 Document GNU ld bootstrap failure.
3759 Remove freeware.sgi.com reference.
3761 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3763 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3764 UNIX V4.0, V5.0 obsoletion, removal.
3765 Remove --with-gc=simple reference.
3766 Update VM requirements during bootstrap.
3767 Remove -oldas bootstrap description.
3768 Update binutils reference.
3769 Remove comparison failure note.
3771 2010-03-31 Richard Guenther <rguenther@suse.de>
3772 Zdenek Dvorak <ook@ucw.cz>
3773 Sebastian Pop <sebastian.pop@amd.com>
3776 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3777 with multiple arguments.
3778 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3780 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3782 * graphite-dependences.c (print_pddr): Call print_pdr with an
3784 * graphite-poly.c (debug_pdr): Add an extra argument for the
3787 (print_pbb_domain): Same.
3789 (print_scop_context): Same.
3791 (print_cloog): Same.
3792 (debug_pbb_domain): Same.
3796 (debug_scop_context): Same.
3798 (debug_cloog): Same.
3799 (print_scop_params): Same.
3800 (debug_scop_params): Same.
3801 (print_iteration_domain): Same.
3802 (print_iteration_domains): Same.
3803 (debug_iteration_domain): Same.
3804 (debug_iteration_domains): Same.
3805 (print_scattering_function): Same.
3806 (print_scattering_functions): Same.
3807 (debug_scattering_function): Same.
3808 (debug_scattering_functions): Same.
3809 * graphite-poly.h (debug_pdr): Update declaration.
3811 (print_pbb_domain): Same.
3813 (print_scop_context): Same.
3815 (print_cloog): Same.
3816 (debug_pbb_domain): Same.
3820 (debug_scop_context): Same.
3822 (debug_cloog): Same.
3823 (print_scop_params): Same.
3824 (debug_scop_params): Same.
3825 (print_iteration_domain): Same.
3826 (print_iteration_domains): Same.
3827 (debug_iteration_domain): Same.
3828 (debug_iteration_domains): Same.
3829 (print_scattering_function): Same.
3830 (print_scattering_functions): Same.
3831 (debug_scattering_function): Same.
3832 (debug_scattering_functions): Same.
3834 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3836 * graphite-poly.c (print_scattering_function_1): New.
3837 (print_scattering_function): Call it.
3838 (print_scop_params): Remove spaces at the end of lines.
3841 * graphite-poly.h (print_cloog): Declared.
3842 (debug_cloog): Declared.
3844 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3846 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3848 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3849 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3850 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3851 to switch between adding the IV bump in loop->latch or in loop->header.
3853 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3855 * graphite-poly.c (print_scattering_function): Pretty print following
3858 (print_pbb_domain): Same.
3859 (dump_gbb_cases): Same.
3860 (dump_gbb_conditions): Same.
3863 (print_scop_params): Same.
3864 (print_scop_context): Same.
3866 (print_pbb_body): New.
3867 (lst_indent_to): New.
3868 (print_lst): Start new lines with a #.
3869 * graphite-poly.h (pbb_bb): New.
3870 (pbb_index): Use pbb_bb.
3871 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3873 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3875 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3877 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3878 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3879 and 0 instead of 1 for dw_val_class_flag.
3880 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3881 dw_val_class_range_list, dw_val_class_loc_list,
3882 dw_val_class_lineptr and dw_val_class_macptr, use
3883 DW_FORM_flag_present for dw_val_class_flag and
3884 DW_FORM_exprloc for dw_val_class_loc.
3885 (output_die): For -gdwarf-4 print dw_val_class_loc
3886 size as uleb128 instead of 1 or 2 bytes and don't print
3887 anything for dw_val_class_flag.
3889 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3890 instead of cselib_lookup following by tweaking locs->setting_insn.
3893 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3894 even before returning from label, setjmp call or volatile asm
3897 2010-03-31 Richard Guenther <rguenther@suse.de>
3900 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3901 temporary data on stack.
3903 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3905 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3906 (PUSHSECTION_ASM_OP): Remove.
3907 (POPSECTION_ASM_OP): Remove.
3908 (PUSHSECTION_FORMAT): Remove.
3909 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3910 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3911 * config/sol2.c (solaris_output_init_fini): Use it.
3913 2010-03-31 Jie Zhang <jie@codesourcery.com>
3916 * opt-functions.awk (var_type_struct): Use signed char type
3917 for simple variables.
3919 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3921 * config/sol2.c: Include output.h.
3922 (solaris_assemble_visibility): New function.
3923 * config/t-sol2 (sol2.o): Add output.h dependency.
3924 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3925 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3928 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3931 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3932 V2SImode or XFmode on PRE_DEC.
3935 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3938 2010-03-31 Jie Zhang <jie@codesourcery.com>
3941 * reload.h (caller_save_initialized_p): Declare.
3942 * toplev.c (backend_init_target): Don't call
3943 init_caller_save but set caller_save_initialized_p to false.
3944 * caller-save.c (caller_save_initialized_p): Define.
3945 (init_caller_save): Check caller_save_initialized_p.
3946 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3948 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3951 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3952 and soft-fp/t-softfp to tmake_file.
3953 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3954 (LIBGCC2_TF_CEXT): Define.
3957 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3960 * cselib.c (n_useless_values): Document handling of debug locs.
3961 (n_useless_debug_values, n_debug_values): New variables.
3962 (new_elt_loc_list): Don't add to debug values, keep count.
3963 (promote_debug_loc): New.
3964 (cselib_reset_table): Zero new variables.
3965 (entry_and_rtx_equal_p): Promote debug locs.
3966 (discard_useless_locs): Increment n_useless_debug_values for
3968 (remove_useless_values): Adjust n_useless_values and n_debug_values
3969 with n_useless_debug_values.
3970 (add_mem_for_addr): Promote debug locs.
3971 (cselib_lookup_mem): Likewise.
3972 (cselib_lookup_addr): Renamed to...
3973 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3974 (cselib_log_lookup): ... this. Turn into...
3975 (cselib_lookup_addr): ... new wrapper.
3976 (cselib_lookup_from_insn): New.
3977 (cselib_invalidate_regno): Increment n_useless_debug_values for
3979 (cselib_invalidate_mem): Likewise.
3980 (cselib_process_insn): Take n_deleted and n_debug_values into
3981 account to guard remove_useless_value call.
3982 (cselib_finish): Zero n_useless_debug_values.
3983 * cselib.h (cselib_lookup_from_insn): Declare.
3984 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3985 (sched_analyze_2): Likewise.
3987 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3989 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3991 (adjust_mems): Replace narrowing SUBREG of expression containing
3992 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3993 with operations in the narrower mode.
3996 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3997 regs_invalidated_by_call instead all call_used_reg_set registers.
3999 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4002 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4003 pointer comparisons with types_compatible_p.
4004 * tree-vect-stmts.c (vectorizable_call): Same.
4005 (vectorizable_condition): Same.
4007 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4009 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4010 stack check if the mask would be zero.
4012 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4013 Jack Howarth <howarth@bromo.med.uc.edu>
4015 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4018 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4021 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4023 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4024 Include ___unordxf2 and ___unordtf2.
4025 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4028 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4030 * config/lm32/t-lm32: New file.
4031 * config.gcc: Use the above file when targetting lm32.
4033 2010-03-28 Duncan Sands <baldrick@free.fr>
4035 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4037 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4040 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4041 Improve vectorization cost model diagnostic.
4043 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4046 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4047 compute_data_dependences_for_loop returns false, early exit
4048 and output an extra diagnostic for the failed data reference
4051 2010-03-29 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/43560
4054 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4055 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4057 2010-03-29 Jie Zhang <jie@codesourcery.com>
4060 * toplev.c (process_options): Set optimization_default_node
4061 and optimization_current_node.
4062 * opts.c (decode_options): Don't set optimization_default_node
4063 and optimization_current_node.
4065 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4067 * config/rtems.h: Abandon -qrtems_debug.
4069 2010-03-28 Jan Hubicka <jh@suse.cz>
4071 PR tree-optimization/43505
4072 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4073 map should not be copied.
4075 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4078 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4079 cdtors, set DECL_PRESERVE_P.
4080 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4083 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4085 PR tree-optimization/43528
4086 * stor-layout.c (place_field): Check that constant fits into
4087 unsigned HWI when skipping calculation of MS bitfield layout.
4089 2010-03-27 Jan Hubicka <jh@suse.cz>
4092 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4093 notice_global_symbol work.
4095 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4097 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4098 instead of dwarf2out_decl.
4099 (struct var_loc_node): Remove section_label field.
4100 (dwarf2out_function_decl): New function.
4101 (dwarf2out_var_location): Don't set section_label field.
4102 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4104 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4106 PR tree-optimization/43544
4107 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4108 First argument for builtin vectorized function hook is now a
4109 tree to be able to distinguish between machine specific and
4111 * targhooks.c (default_builtin_vectorized_function): Ditto.
4112 * targhooks.h (default_builtin_vectorized_function): Ditto.
4113 * target.h (struct gcc_target): Ditto.
4114 * tree-vect-stmts.c (vectorizable_function): Ditto.
4115 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4116 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4119 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4122 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4123 nested binding iff it is a FUNCTION_DECL.
4124 (store_parm_decls_newstyle): Pass nested=true to bind for
4125 FUNCTION_DECLs amongst parameters.
4127 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4129 * var-tracking.c (vt_expand_loc_callback): Don't run
4130 cselib_expand_value_rtx_cb in dummy mode if
4131 cselib_dummy_expand_value_rtx_cb returned false.
4133 * var-tracking.c (emit_note_insn_var_location): For one part
4134 notes with offset 0, don't add EXPR_LIST around the location.
4135 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4136 add_location_or_const_value_attribute): Adjust for that change.
4139 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4140 into first operand and location into second.
4141 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4142 dw_cfi_oprnd_loc for DW_CFA_expression.
4143 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4144 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4145 assume first argument is regnum and second argument is location.
4147 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4150 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4151 of scratch register to DImode. Split to DImode comparison operator.
4152 Use SImode subreg of scratch register in the multiplication.
4153 (*cmp_sadd_sidi): Ditto.
4154 (*cmp_ssub_si): Ditto.
4155 (*cmp_ssub_sidi): Ditto.
4157 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4160 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4161 Remove invalid assert and wrong comment.
4163 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4166 * flags.h (final_insns_dump_p): New extern.
4167 * final.c (final_insns_dump_p): New variable.
4168 (rest_of_clean_state): Set it before -fdump-final-insns=
4169 dumping, clear afterwards.
4170 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4171 MEM_ALIAS_SET on MEMs.
4173 2010-03-26 David S. Miller <davem@davemloft.net>
4175 * configure.ac: Fix sparc GOTDATA_OP bug check.
4176 * configure: Rebuild.
4178 2010-03-26 Alan Modra <amodra@gmail.com>
4180 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4182 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4184 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4185 TLS_SECTION_ASM_FLAG.
4187 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4190 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4191 Clear first_function_block_is_cold.
4194 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4195 argument if the argument is truth_value_p.
4197 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4199 * config/rs6000/constraints.md: Update copyright year for my changes.
4202 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4203 used in reg+reg addressing, swap registers.
4205 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4208 * target.h (struct gcc_target): Add code_end hook.
4209 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4211 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4212 * toplev.c (compile_file): Call targetm.asm_out.code_end
4213 hook before unwind info/debug info output.
4214 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4215 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4216 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4217 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4218 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4219 * config/i386/i386.c (ix86_file_end): Renamed to...
4220 (ix86_code_end): ... this. Make static. Don't call
4221 file_end_indicate_exec_stack. Emit unwind info using
4222 final_start_function/final_end_function.
4223 (darwin_x86_file_end): Remove.
4224 (TARGET_ASM_CODE_END): Define.
4225 * config/i386/i386.h (TARGET_ASM_FILE_END,
4226 NEED_INDICATE_EXEC_STACK): Don't define.
4227 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4228 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4229 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4230 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4233 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4234 at the beginning and final_end_function at the end.
4235 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4237 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4239 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4240 and Sun as TLS syntax.
4241 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4242 * configure: Regenerate.
4243 * config.in: Regenerate.
4244 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4245 (default_elf_asm_named_section): Use it.
4246 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4247 (i386_output_dwarf_dtprel): Likewise.
4248 (output_addr_const_extra): Likewise.
4249 (output_pic_addr_const): Lowercase @GOTTPOFF.
4250 (output_addr_const_extra): Likewise.
4251 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4252 (output_addr_const_extra): Likewise.
4253 (output_pic_addr_const): Lowercase @INDNTPOFF.
4254 (output_addr_const_extra): Likewise.
4255 (output_pic_addr_const): Lowercase @NTPOFF.
4256 (output_addr_const_extra): Likewise.
4257 (output_pic_addr_const): Lowercase @TPOFF.
4258 (output_addr_const_extra): Likewise.
4259 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4260 (*tls_global_dynamic_64): Likewise.
4261 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4262 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4264 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4265 (ASM_OUTPUT_TLS_COMMON): Use it.
4266 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4269 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4270 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4271 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4272 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4273 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4274 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4276 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4278 * config/i386/i386.c (override_options): Don't accept
4279 -mtls-dialect=sun any longer.
4280 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4281 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4282 (*tls_local_dynamic_base_32_sun): Likewise.
4283 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4285 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4288 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4289 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4292 * ira.c (adjust_cleared_regs): New function.
4293 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4297 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4299 * expr.c (expand_expr_real): Restore previous
4300 curr_insn_source_location and curr_insn_block after
4301 expand_expr_real_1 call.
4302 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4303 instead of expand_expr_real_1.
4305 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4307 PR rtl-optimization/43413
4308 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4311 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4314 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4315 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4317 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4319 * config/i386/i386.c (ix86_target_string): Add -mfma.
4320 Fix a typo in comment.
4322 2010-03-22 Mike Stump <mikestump@comcast.net>
4325 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4326 Don't overly align based upon packed packed fields.
4328 2010-03-22 Jason Merrill <jason@redhat.com>
4330 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4331 Use () rather than [], and move before the element type.
4333 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4335 * doc/configfiles.texi (Configuration Files): Removed
4336 fixinc/Makefile*, intl/Makefile.*.
4337 * doc/makefile.texi: Fixed markup. Abstract from version
4338 control system used.
4339 (Makefile): Removed obsolete gcc/java/parse.y example.
4340 * doc/sourcebuild.texi: Likewise.
4341 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4342 libgomp, libssp. Removed fastjar.
4343 (Miscellaneous Docs): Clarify location.
4344 Added COPYING3, COPYING3.LIB.
4345 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4347 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4350 * config/i386/i386.c (x86_function_profiler)
4351 [!NO_PROFILE_COUNTERS]: Fix typo.
4352 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4355 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4356 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4358 * doc/sourcebuild.texi (Test Directives): Split into six
4359 subsections, with most of the current text in new subsections
4360 Directives, Selectors, and Final Actions.
4361 (Directives): Split list of test directives into multiple
4363 (Selectors): Describe use and syntax of selectors.
4364 (Effective-Target Keywords): Describe all existing keywords.
4365 (Add Options): Describe features for dg-add-options.
4366 (Require Support): Describe variants of dg-require-support.
4367 (Final Actions): Describe commands to use in dg-final.
4369 2010-03-22 Michael Matz <matz@suse.de>
4372 * recog.c (validate_replace_rtx_group): Replace also in
4373 REG_EQUAL and REG_EQUIV notes.
4375 2010-03-22 Richard Guenther <rguenther@suse.de>
4377 PR tree-optimization/43390
4378 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4379 sure vector extracts are type correct.
4381 2010-03-22 Richard Guenther <rguenther@suse.de>
4384 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4385 x * sqrt (x) even when optimizing for size if the target
4386 has native support for sqrt.
4388 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4390 * varasm.c (make_decl_rtl_for_debug): Also clear
4391 flag_mudflap for the duration of make_decl_rtl call.
4394 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4395 locs from preserved VALUEs.
4397 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4400 * pa.md (movmemsi): Set align to one if zero.
4401 (movmemdi): Likewise.
4403 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4406 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4407 with their corresponding prologue pushes.
4409 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4412 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4413 at the begining or end.
4414 (spu_expand_epilogue): Likewise.
4416 2010-03-20 Richard Guenther <rguenther@suse.de>
4418 PR rtl-optimization/43438
4419 * combine.c (make_extraction): Properly zero-/sign-extend an
4420 extraction of the low part of a CONST_INT. Also handle
4423 2010-03-19 Mike Stump <mikestump@comcast.net>
4425 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4426 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4427 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4429 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4432 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4435 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4437 PR rtl-optimization/42258
4438 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4439 use that may match DEF.
4442 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4443 the cost of loading the constant rather than assuming
4445 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4446 outer code is AND, do the same tests as the andsi3 expander and
4447 return COSTS_N_INSNS (1) if and is cheap.
4449 * optabs.c (avoid_expensive_constant): Fix formatting.
4451 2010-03-19 Michael Matz <matz@suse.de>
4454 * attribs.c (decl_attributes): When rebuilding a function pointer
4455 type use the same qualifiers as the original pointer type.
4457 2010-03-19 Martin Jambor <mjambor@suse.cz>
4459 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4460 and is_gimple_ip_invariant_address.
4462 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4465 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4467 * config/arm/arm.c (arm_override_options): Turn off
4468 flag_dwarf2_cfi_asm for AAPCS variants.
4470 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4473 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4474 Use PRE_MODIFY instead of PRE_DEC.
4475 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4476 (vfp_emit_fstmd): Likewise.
4478 2010-03-19 Michael Matz <matz@suse.de>
4481 * builtins.c (expand_builtin_interclass_mathfn,
4482 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4485 2010-03-19 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/43415
4488 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4489 (phi_translate_1): ... this.
4490 (phi_translate): Move all caching here. Cache all NARY
4491 and REFERENCE translations.
4493 2010-03-19 David S. Miller <davem@davemloft.net>
4495 With help from Eric Botcazou.
4496 * config/sparc/sparc.c: Include dwarf2out.h.
4497 (emit_pic_helper): Delete.
4498 (pic_helper_symbol_name): Delete.
4499 (pic_helper_emitted_p): Delete.
4500 (pic_helper_needed): New.
4501 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4502 (get_pc_thunk_name): New.
4503 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4504 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4505 Set pic_helper_needed to true. Don't call emit_pic_helper.
4506 (sparc_expand_prologue): Update load_pic_register call.
4507 (sparc_output_mi_thunk): Likewise.
4508 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4509 thunk if possible. Output CFI information as needed.
4511 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4512 Jack Howarth <howarth@bromo.med.uc.edu>
4515 * config/i386/i386.h: Fix ABI on darwin x86-32.
4517 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4519 * tree.h: Declare make_decl_rtl_for_debug.
4520 * varasm.c (make_decl_rtl_for_debug): New.
4521 * dwarf2out.c (rtl_for_decl_location): Call it.
4522 * cfgexpand.c (expand_debug_expr): Call it.
4524 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4527 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4531 * var-tracking.c (vt_init_cfa_base): Do nothing if
4532 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4534 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4537 * var-tracking.c (canonicalize_vars_star): New.
4538 (dataflow_post_merge_adjust): Use it.
4540 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4543 * var-tracking.c (non_suitable_const): New function.
4544 (add_uses): For DEBUG_INSNs with constants, don't record any
4545 value, instead just the constant value itself.
4546 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4547 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4548 (emit_notes_in_bb): Likewise.
4549 (emit_note_insn_var_location): For onepart variables if
4550 cur_loc is a VOIDmode constant, use DECL_MODE.
4552 2010-03-18 Martin Jambor <mjambor@suse.cz>
4555 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4556 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4557 all non-clones. Moved call redirection...
4558 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4559 (cgraph_materialize_all_clones): Dispose of all
4560 combined_args_to_skip bitmaps.
4561 (verify_cgraph_node): Do not check for edges pointing to wrong
4562 nodes in inline clones.
4563 * tree-inline.c (copy_bb): Call
4564 cgraph_redirect_edge_call_stmt_to_callee.
4565 * ipa.c (cgraph_remove_unreachable_nodes): Call
4566 cgraph_node_remove_callees even when there are used clones.
4568 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4570 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4572 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4575 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4578 2010-03-18 Michael Matz <matz@suse.de>
4581 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4582 into sqrt(x) if we need to preserve signed zeros.
4584 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4585 Eric Botcazou <ebotcazou@adacore.com>
4587 PR rtl-optimization/43360
4588 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4589 note if we don't know its invariant status.
4591 2010-03-18 Michael Matz <matz@suse.de>
4593 PR tree-optimization/43402
4594 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4595 PHI chains of ssa names registered for update.
4597 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4600 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4601 non-offsettable and pre_modify update addressing.
4602 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4603 and "2" alternatives "#".
4604 (*movdd_softfloat32): Make all alternatives "#";
4605 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4606 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4607 (*movdf_softfloat32): Make all alternatives "#";
4608 (movdi): Use the new DIFD mode iterator to create a common splitter
4609 for movdi, movdf and movdd patterns.
4611 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4613 * common.opt (dumpdir): Remove redundant tab.
4615 2010-03-17 Martin Jambor <mjambor@suse.cz>
4617 PR tree-optimization/43347
4618 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4619 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4621 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4623 PR rtl-optimization/42216
4624 * regrename.c (create_new_chain): New function, broken out from...
4625 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4626 appending a use to an empty chain.
4627 (build_def_use): Remove previous changes that convert OP_INOUT to
4628 OP_OUT operands; instead detect the case where an OP_INOUT operand
4629 uses a previously untracked register and create an empty chain for it.
4631 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4633 * doc/extend.texi (Function Attributes): Rewrite unfinished
4634 sentence in ms_abi documentation.
4636 2010-03-17 Alan Modra <amodra@gmail.com>
4638 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4639 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4640 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4641 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4643 2010-03-16 Richard Henderson <rth@redhat.com>
4646 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4647 (lower_try_finally): Save and restore eh_seq around the expansion
4650 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4652 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4653 statements before splitting block.
4655 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4657 * doc/sourcebuild.texi (Testsuites): Fix markup.
4658 Use pathnames relative to gcc/testsuite.
4659 (Test Directives): Move description of how timeout is determined.
4660 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4661 (C Tests): Correct gcc.misc-tests directory.
4662 Framework tests now live in gcc.test-framework.
4664 2010-03-16 Richard Guenther <rguenther@suse.de>
4667 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4668 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4670 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4671 Alexandre Oliva <aoliva@redhat.com>
4673 PR tree-optimization/42917
4674 * lambda-code.c (remove_iv): Skip debug statements.
4675 (lambda_loopnest_to_gcc_loopnest): Likewise.
4676 (not_interesting_stmt): Debug statements are not interesting.
4678 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4682 * cselib.c (cselib_preserve_constants,
4683 cfa_base_preserved_val): New static variables.
4684 (preserve_only_constants): New function.
4685 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4686 clear its REG_VALUES. If cselib_preserve_constants, don't
4687 empty the whole hash table, but preserve there VALUEs with constants,
4688 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4689 (cselib_preserve_cfa_base_value): New function.
4690 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4691 (cselib_init): Change argument to int bitfield. Set
4692 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4694 (cselib_finish): Clear cselib_preserve_constants and
4695 cfa_base_preserved_val.
4696 * cselib.h (enum cselib_record_what): New enum.
4697 (cselib_init): Change argument to int.
4698 (cselib_preserve_cfa_base_value): New prototype.
4699 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4700 * dse.c (dse_step1): Likewise.
4701 * cfgcleanup.c (thread_jump): Likewise.
4702 * sched-deps.c (sched_analyze): Likewise.
4703 * gcse.c (local_cprop_pass): Likewise.
4704 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4705 If FN is non-NULL, call the callback always and whenever it returns
4706 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4707 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4708 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4709 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4710 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4711 * var-tracking.c: Include recog.h.
4712 (bb_stack_adjust_offset): Remove.
4713 (vt_stack_adjustments): Don't call it, instead just gather the
4714 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4715 (adjust_stack_reference): Remove.
4716 (compute_cfa_pointer): New function.
4717 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4718 (struct adjust_mem_data): New type.
4719 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4721 (get_address_mode): New function.
4722 (replace_expr_with_values): Use it.
4723 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4724 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4725 (adjust_sets): Remove.
4726 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4727 Use get_address_mode.
4728 (get_adjusted_src): Remove.
4729 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4730 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4731 (add_with_sets): Don't call adjust_sets.
4732 (fp_setter, vt_init_cfa_base): New functions.
4733 (vt_initialize): Change return type to bool. Move most of pool etc.
4734 initialization to the beginning of the function from end. Pass
4735 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4736 If !frame_pointer_needed, call vt_stack_adjustment before mos
4737 vector is filled, call vt_init_cfa_base if argp/framep has been
4738 eliminated to sp. If frame_pointer_needed and argp/framep has
4739 been eliminated to hard frame pointer, set
4740 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4741 encountering fp setter in the prologue. For MO_ADJUST, call
4742 log_op_type before pusing the op into mos vector, not afterwards.
4743 Call adjust_insn before cselib_process_insn/add_with_sets,
4744 call cancel_changes (0) afterwards.
4745 (variable_tracking_main_1): Adjust for vt_initialize calling
4746 vt_stack_adjustments and returning whether it succeeded or not.
4748 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4750 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4753 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4755 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4757 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4758 drap_reg has not been set.
4760 2010-03-15 Michael Matz <matz@suse.de>
4763 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4764 use it to expand block copies.
4765 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4766 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4767 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4769 2010-03-15 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/43367
4772 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4775 2010-03-15 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/43317
4778 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4780 2010-03-15 Martin Jambor <mjambor@suse.cz>
4782 PR tree-optimization/43141
4783 * tree-sra.c (create_abstract_origin): New function.
4784 (modify_function): Call create_abstract_origin.
4786 2010-03-15 Chris Demetriou <cgd@google.com>
4788 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4791 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4794 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4795 call insert_out_of_ssa_copy for default definitions.
4797 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4799 * graphite-clast-to-gimple.c (my_long_long): Defined.
4800 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4801 * graphite-sese-to-poly.c (my_long_long): Defined.
4802 (scop_ivs_can_be_represented): Use it.
4804 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4806 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4807 graphite-max-bbs-per-function, and loop-block-tile-size.
4808 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4810 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4812 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4814 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4815 forward declaration.
4816 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4817 (add_upper_bounds_from_estimated_nit): New.
4818 (build_loop_iteration_domains): Use it.
4820 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4822 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4824 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4827 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4828 should be an INTEGER_CST. Also handle CASE_CONVERT.
4830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4832 * graphite.c (graphite_initialize): To bound the number of bbs per
4833 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4834 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4835 * doc/invoke.texi: Document it.
4837 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4839 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4840 * graphite-sese-to-poly.h (build_poly_scop): Same.
4842 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4844 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4845 the number of parameters in the scop. Use as an upper bound
4846 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4847 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4848 * doc/invoke.texi: Document it.
4850 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4852 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4853 * doc/c-tree.texi: Remove.
4854 * doc/generic.texi: Merge c-tree.texi here.
4855 * doc/gccint.texi (Trees): Remove menu entry.
4856 (c-tree.texi): Remove @include.
4857 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4858 * doc/languages.texi (Reading RTL): Ditto.
4860 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4863 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4865 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4868 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4869 code added to work around reload clobbering CONST insns.
4871 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4873 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4874 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4875 (cselib_preserve_only_values): Remove retain argument, don't
4876 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4877 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4878 * var-tracking.c (micro_operation): Move insn field before union.
4879 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4880 (struct variable_tracking_info_def): Remove n_mos field, change
4881 mos into a vector of micro_operations.
4882 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4883 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4884 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4885 changing into a vector.
4886 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4887 come before all other uops generated by add_stores.
4888 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4890 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4891 a vector. Run just one pass over the bbs instead of separate counting
4892 and computation phase.
4893 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4896 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4897 into *nonlocalized_list vector.
4898 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4899 even if origin is non-NULL.
4900 (gen_variable_die): Likewise.
4901 (process_scope_var): Don't change origin.
4902 (gen_decl_die): Likewise.
4903 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4904 before adding new edges instead of after it, fix moving over
4907 2010-03-11 David S. Miller <davem@davemloft.net>
4909 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4911 * configure: Rebuild.
4913 2010-03-11 Martin Jambor <mjambor@suse.cz>
4915 PR tree-optimization/43257
4916 * tree.c (assign_assembler_name_if_neeeded): New function.
4917 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4919 * tree.h (assign_assembler_name_if_neeeded): Declare.
4920 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4921 the function if needed.
4923 2010-03-11 Chris Demetriou <cgd@google.com>
4925 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4926 include/stdint-gcc.h, and include/stdint.h world-readable.
4928 2010-03-11 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/43255
4931 * tree-vrp.c (process_assert_insertions_for): Do not insert
4932 asserts for trivial conditions.
4934 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4936 PR tree-optimization/43280
4937 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4938 generation. Move calculation of size out of the if branch.
4939 (find_bswap): Modify compare number generation.
4941 2010-03-11 Richard Guenther <rguenther@suse.de>
4944 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4945 (input_gimple_stmt): Fixup handled component types during
4946 operand read. Also fix up decls in ADDR_EXPRs.
4948 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4950 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4951 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4953 2010-03-10 Jan Hubicka <jh@suse.cz>
4956 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4957 * varasm.c (get_variable_section): Don't do that here...
4958 (make_decl_rtl): ... and here.
4959 (do_assemble_alias): Produce decl RTL.
4960 (assemble_alias): Likewise.
4962 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4965 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4966 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4968 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4969 (based_loc_descr): Only express drap or vdrap regno based expressions
4970 using DW_OP_fbreg when not optimizing.
4971 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4972 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4973 REG_CFA_SET_VDRAP note.
4975 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4977 PR tree-optimization/43236
4978 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4979 error in calculation of base address in reverse iteration case.
4980 (generate_builtin): Take number of latch executions if the statement
4983 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4986 * tree-eh.c: Include pointer-set.h.
4987 (lower_eh_dispatch): Filter out duplicate case labels and
4988 remove the unneeded edge when the label is unused. Return
4989 true when some edges are removed.
4990 (execute_lower_eh_dispatch): When any lowering resulted in
4991 removing an edge, also delete unreachable blocks.
4993 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4996 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4997 UNSPEC_MACHOPIC_OFFSET.
4999 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5002 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5003 (m68k_delegitimize_address): New function.
5005 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5008 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5011 * var-tracking.c (adjust_sets): New function.
5012 (count_with_sets, add_with_sets): Use it.
5013 (get_adjusted_src): New inline function.
5014 (add_stores): Use it.
5017 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5018 call cselib_dummy_expand_value_rtx_cb instead of
5019 cselib_expand_value_rtx_cb.
5022 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5023 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5024 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5025 and .cfi_endproc around the pic thunks.
5026 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5027 all queued unwind info register saves are saved before the call.
5028 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5029 considered as sp-=4 for unwind info and the pop as sp+=4 which
5030 also clobbers dest, but doesn't actually restore it.
5033 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5034 RTX_FRAME_RELATED_P.
5036 2010-03-09 Jie Zhang <jie@codesourcery.com>
5038 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5039 whitespaces in output template.
5041 2010-03-09 Jie Zhang <jie@codesourcery.com>
5043 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5046 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5048 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5049 builtins.exp in a separate job.
5051 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5053 * graphite-sese-to-poly.c (add_param_constraints): Use
5054 lower_bound_in_type and upper_bound_in_type.
5056 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5058 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5059 instead of unsigned_type_node.
5061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5062 Reza Yazdani <reza.yazdani@amd.com>
5065 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5066 on pointer type parameters.
5068 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5072 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5073 handle conversions from pointer to integers.
5074 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5075 induction variable, to be able to work with code generated by CLooG.
5076 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5077 (build_poly_scop): Bail out if we cannot codegen a loop.
5079 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5081 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5082 code generation with gloog_error.
5084 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5086 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5087 Call fold_convert on all the returned values.
5088 (expand_scalar_variables_expr): Pass to
5089 expand_scalar_variables_ssa_name the type of the resulting expression.
5091 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5093 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5094 ppl_min_for_le_pointset.
5095 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5096 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5098 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5100 * graphite-dependences.c (map_into_dep_poly): Removed.
5101 (dependence_polyhedron_1): Use combine_context_id_scat.
5103 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5105 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5106 (struct poly_bb): Same.
5107 (combine_context_id_scat): New.
5109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5112 * sese.c (name_defined_in_loop_p): Return false for default
5115 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5117 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5118 and clean up the logic.
5120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5122 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5125 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5127 * var-tracking.c (remove_cselib_value_chains): Define only for
5129 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5130 delete_slot_part, emit_notes_for_differences_1): Don't call
5131 remove_cselib_value_chains here.
5132 (set_slot_part, emit_notes_for_differences_2): Don't call
5133 add_cselib_value_chains here.
5134 (preserved_values): New vector.
5135 (preserve_value): New function.
5136 (add_uses, add_stores, vt_add_function_parameters): Use it
5137 instead of cselib_preserve_value.
5138 (changed_values_stack): New vector.
5139 (check_changed_vars_0): New function.
5140 (check_changed_vars_1, check_changed_vars_2): Use it.
5141 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5142 changed_values_stack VALUEs.
5143 (vt_emit_notes): For all preserved_values call
5144 add_cselib_value_chains. If ENABLE_CHECKING call
5145 remove_cselib_value_chains before verifying value_chains is empty.
5146 Initialize and free changed_values_stack.
5147 (vt_initialize): Initialize preserved_values.
5148 (vt_finalize): Free preserved_values.
5150 2010-03-08 Richard Guenther <rguenther@suse.de>
5152 PR tree-optimization/43269
5153 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5156 2010-03-08 Martin Jambor <mjambor@suse.cz>
5158 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5159 (ipa_is_param_called): Removed.
5160 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5161 (ipa_print_node_params): Do not print the called flag.
5162 (ipa_write_node_info): Do not stream the called flag.
5163 (ipa_read_node_info): Likewise.
5165 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5168 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5169 * cselib.c (struct expand_value_data): Add dummy field.
5170 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5172 (cselib_dummy_expand_value_rtx_cb): New function.
5173 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5175 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5176 * var-tracking.c: Include pointer-set.h.
5177 (variable): Change n_var_parts to char from int. Add
5178 cur_loc_changed and in_changed_variables fields.
5179 (variable_canonicalize): Remove.
5180 (shared_var_p): New inline function.
5181 (unshare_variable): Maintain cur_loc_changed and
5182 in_changed_variables fields. If var was in changed_variables,
5183 replace it there with new_var. Just copy cur_loc instead of
5184 resetting it to something else.
5185 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5186 (dataflow_set_union): Don't call variable_canonicalize.
5187 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5188 of their DEBUG_EXPR_TREE_DECLs.
5189 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5190 and in_changed_variables and cur_loc_changed is false.
5191 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5192 and cur_loc_changed. Don't update cur_loc here.
5193 (variable_merge_over_src): Don't call variable_canonicalize.
5194 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5195 removing loc that is equal to cur_loc, clear cur_loc,
5196 set cur_loc_changed and ensure variable_was_changed is called.
5197 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5198 compare pointers in cur_loc check, if it is equal to loc,
5199 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5200 (variable_different_p): Remove compare_current_location argument,
5201 don't compare cur_loc.
5202 (dataflow_set_different_1): Adjust variable_different_p caller.
5203 (variable_was_changed): If dv had some var in changed_variables
5204 already, reset in_changed_variables flag for it and propagate
5205 cur_loc_changed over to the new variable. On empty var
5206 always set cur_loc_changed. Set in_changed_variables on whatever
5207 var is added to changed_variables.
5208 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5209 Use shared_var_p. When removing loc that is equal to cur_loc,
5210 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5211 end, don't set it to something else, just call variable_was_changed.
5212 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5213 loc being removed, clear cur_loc and set cur_loc_changed.
5214 Set cur_loc_changed if all locations have been removed.
5215 (struct expand_loc_callback_data): New type.
5216 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5217 allocated. Always create SUBREGs if simplify_subreg failed.
5218 Prefer to use cur_loc, when that fails and still in
5219 changed_variables (and seen first time) recompute it. Set
5220 cur_loc_changed of variables which had to change cur_loc and
5221 compute elcd->cur_loc_changed if any of the subexpressions used
5222 had to change cur_loc.
5223 (vt_expand_loc): Adjust to pass arguments in
5224 expand_loc_callback_data structure.
5225 (vt_expand_loc_dummy): New function.
5226 (emitted_notes): New variable.
5227 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5228 that weren't used for any other decl in current
5229 emit_notes_for_changes call call vt_expand_loc_dummy to update
5230 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5231 first loc_chain location if NULL before. Always use just
5232 cur_loc instead of first loc_chain location. When cur_loc_changed
5233 is false, when not --enable-checking=rtl just don't emit any note.
5234 When rtl checking, compute the note and assert it is the same
5235 as previous note. Clear cur_loc_changed and in_changed_variables
5236 at the end before removing from changed_variables.
5237 (check_changed_vars_3): New function.
5238 (emit_notes_for_changes): Traverse changed_vars to call
5239 check_changed_vars_3 on each changed var.
5240 (emit_notes_for_differences_1): Clear cur_loc_changed and
5241 in_changed_variables. Recompute cur_loc of new_var.
5242 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5243 (vt_emit_notes): Initialize and destroy emitted_notes.
5245 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5247 PR rtl-optimization/42220
5248 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5249 Use verify_reg_tracked to determine if we should use OP_OUT rather
5251 (build_def_use): If we see an in-out operand for a register that we
5252 know nothing about, treat is an output if possible, fail the block if
5255 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5258 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5261 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5264 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5265 uses of relevant DEFs that are dead outside the loop too.
5267 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5269 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5271 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5273 * var-tracking.c (values_to_unmark): New variable.
5274 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5275 values_to_unmark vector. Moved body to...
5276 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5277 instead queue it into values_to_unmark vector.
5278 (vt_find_locations): Free values_to_unmark vector.
5280 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5282 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5283 (site.exp): Export them when plugins are enabled.
5285 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5288 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5290 (chrec_fold_multiply): Same.
5292 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5295 * c-decl.c (build_compound_literal): Return early if init is
5298 2010-03-04 Martin Jambor <mjambor@suse.cz>
5300 PR tree-optimization/43164
5301 PR tree-optimization/43191
5302 * tree-sra.c (type_consists_of_records_p): Reject records with
5303 zero-size bit-fields at the end.
5305 2010-03-04 Mike Stump <mikestump@comcast.net>
5307 * Makefile.in (TAGS): Remove *.y.
5309 2010-03-04 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/40761
5312 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5314 (my_rev_post_order_compute): New function.
5315 (init_pre): Call it.
5317 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5320 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5321 decrease the cost of an IV candidate when the cost is infinite.
5323 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5325 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5326 Use '3DNow!' for the extension of that name, ensure normal space
5328 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5330 2010-03-03 Jeff Law <law@redhat.com>
5332 * PR middle-end/32693
5333 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5334 than gen_rtx_SUBREG.
5335 (extract_bit_field_1): Likewise.
5337 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5339 * doc/sourcebuild.texi (Test directives): Document that arguments
5340 include-opts and exclude-opts are now optional for dg-skip-if,
5341 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5343 2010-03-03 Jason Merrill <jason@redhat.com>
5346 * cgraph.h (varpool_node): Add extra_name field.
5347 * varpool.c (varpool_extra_name_alias): New.
5348 (varpool_assemble_decl): Emit extra name aliases.
5349 (varpool_mark_needed_node): Look past an extra name alias.
5350 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5351 * lto-streamer-in.c (lto_input_tree): Read it.
5352 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5354 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5356 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5357 (sparc*-*-solaris2*): ...this.
5359 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5362 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5363 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5364 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5365 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5368 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5369 fallthrough to default handling, just with want_address 0 instead of 2.
5370 For single element lists, add_AT_loc directly, otherwise create an
5371 artificial variable DIE and stick location list to it.
5374 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5375 (VAL_EXPR_HAS_REVERSE): Define.
5376 (reverse_op): New function.
5377 (add_stores): For reversible operations add an extra MO_VAL_USE.
5379 2010-03-02 Jason Merrill <jason@redhat.com>
5381 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5383 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5385 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5386 (sparc64-*-linux*): Likewise.
5387 (sparc64-*-solaris2*): Include assembler files before linker ones.
5388 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5389 * config/sparc/gas.h: Delete.
5390 * config/sparc/sol2-64.h: Add copyright notice.
5391 * config/sparc/sol2-gas-bi.h: Likewise.
5392 * config/sparc/sol2-gld.h: Likewise.
5393 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5394 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5395 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5396 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5397 (sparc_elf_asm_named_section): Rename into...
5398 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5400 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5402 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5404 2010-03-02 Jeff Law <law@redhat.com>
5407 * reload1.c (rtx_p, substitute_stack): Declare.
5408 (substitute): Record addresses of changed rtxs.
5409 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5410 Restore the original rtx when complete.
5411 (reload): Free subsitute_stack when complete.
5413 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5415 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5416 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5418 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5419 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5420 Torture Tests): Change from subsection to section.
5422 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5423 Steven Bosscher <steven@gcc.gnu.org>
5425 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5428 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5431 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5432 the assignment from the new induction variable to the assignment
5433 of the value from the original loop PHI function.
5435 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5436 Daniel Jacobowitz <dan@codesourcery.com>
5438 * doc/sourcebuild.texi (Test directives): Clarify options to
5441 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5443 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5444 Disable cfi directives unless GCC and gas agree on using read-only
5445 .eh_frame sections for 64-bit.
5446 * configure: Regenerate.
5448 2010-03-01 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/43220
5451 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5452 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5454 2010-03-01 Richard Guenther <rguenther@suse.de>
5455 Martin Jambor <mjambor@suse.cz>
5458 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5459 gimplified parameters.
5461 2010-03-01 Christian Bruel <christian.bruel@st.com>
5463 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5465 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5467 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5469 2010-03-01 Richard Guenther <rguenther@suse.de>
5472 * expr.c (expand_assignment): Use the alias-oracle to tell
5473 if the rhs aliases the result decl.
5475 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5478 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5479 to sol_gt_pch_get_address.
5480 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5481 64-bit, SPARC and x86.
5482 (sol_gt_pch_get_address): New function.
5484 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5486 * toplev.h (inform_n, error_n): Declare.
5487 * diagnostic.c (inform_n, error_n): New function.
5489 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5491 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5492 has no rtl yet when processing local_decls, queue it and recheck
5493 if deferred stack allocation hasn't assigned it rtl.
5495 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/sh.c (unspec_bbr_uid): New.
5498 (gen_block_redirect): Use it instead of INSN_UID.
5499 (gen_far_branch): Likewise.
5501 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5503 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5504 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5506 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5508 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5509 (Warning Options): -Wno-conversion-null is valid for
5510 Objective-C++ as well.
5511 * doc/tm.texi (Named Address Spaces): Likewise.
5512 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5513 * doc/tree-ssa.texi (Tree SSA): Likewise.
5515 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5518 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5519 by default. Don't set the default arch for
5520 i[34567]86-*-darwin*|x86_64-*-darwin*.
5522 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5525 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5526 default. Set the default 32bit/64bit archs with $with_arch
5527 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5529 2010-02-27 Richard Guenther <rguenther@suse.de>
5531 PR tree-optimization/43186
5532 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5533 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5534 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5535 unroller iterations.
5537 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5539 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5540 required and i[34567]86-*-* targets don't support 64bit ISA.
5542 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5545 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5548 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5550 * config.gcc: Set the default arch at least to Prescott for
5551 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5552 if SSE math is enabled.
5554 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5556 * diagnostic.c (diagnostic_initialize): Update.
5557 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5559 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5560 (diagnostic_inhibit_notes): New.
5561 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5563 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5566 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5567 * doc/standards.texi: Likewise.
5568 * doc/extend.texi: Likewise.
5569 * doc/trouble.texi: Likewise.
5570 * doc/cppopts.texi: Likewise.
5571 * doc/install.texi: Likewise.
5572 * c.opt (std=c90,std=gnu90): New options.
5573 * c-opts.c (c_common_handle_option): Handle them.
5575 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5578 * c-decl.c (undeclared_variable): Use an informative note.
5580 2010-02-26 Richard Guenther <rguenther@suse.de>
5582 PR tree-optimization/43186
5583 * gimple.h (gimple_fold): Remove.
5584 * gimple.c (gimple_fold): Remove. Inline into single user ...
5585 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5586 Try harder for conditions.
5588 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5591 * function.c (used_types_insert): Don't skip through named pointer
5592 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5593 and it is different from the main variant's type.
5595 2010-02-26 Nick Clifton <nickc@redhat.com>
5597 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5599 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5601 * config.gcc: Support --with-fpmath=sse for x86.
5603 * config/i386/ssemath.h: New.
5605 * doc/install.texi (--with-fpmath=sse): Documented.
5607 2010-02-26 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/43188
5610 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5611 vector types of over-aligned element type.
5613 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5616 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5617 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5619 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5621 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5623 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5625 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5626 * var-tracking.c: Include diagnostic.h.
5627 (debug_dv): New function.
5628 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5631 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5632 (add_value_chain, add_value_chains, remove_value_chain,
5633 remove_value_chains): Handle DEBUG_EXPRs.
5634 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5637 * regcprop.c (struct queued_debug_insn_change): New type.
5638 (struct value_data_entry): Add debug_insn_changes field.
5639 (struct value_data): Add n_debug_insn_changes field.
5640 (debug_insn_changes_pool): New variable.
5641 (free_debug_insn_changes, apply_debug_insn_changes,
5642 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5643 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5644 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5646 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5648 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5649 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5650 changes, call cprop_find_used_regs via note_stores.
5651 (copyprop_hardreg_forward): When copying vd from predecessor
5652 which has any queued DEBUG_INSN changes, make sure the pointers are
5653 cleared. At the end call df_analyze and then if there are any
5654 DEBUG_INSN changes queued at the end of some basic block for still
5655 live registers, apply them.
5656 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5658 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5660 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5663 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5665 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5666 targets. Set the default with_cpu/with_arch from arch/cpu.
5667 Allow x86-64 and native for with_cpu/with_arch.
5669 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5671 * ebitmap.c: Change calls to verify_popcount with calls to
5672 sbitmap_verify_popcount.
5673 (ebitmap_clear_bit): Fixed map->cacheindex test and
5674 map>cache update when bit clearing results in an empty
5677 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5680 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5681 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5682 and support both V2DF and V2DI modes.
5683 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5684 support both V2DF and V2DI modes.
5685 (general): Delete trailing whitespace from a few patterns.
5687 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5688 V2DF/V2DI interleave high/low builtins.
5690 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5693 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5694 interleave high/low functions.
5696 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5698 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5699 #pragma extern_prefix.
5701 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5704 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5705 BLKmode, assert op0 is a MEM and just adjust its mode.
5708 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5709 if bitpos isn't multiple of mode's bitsize.
5711 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5713 * c.opt (-ftemplate-depth=): New.
5714 (-ftemplate-depth-): Deprecate.
5715 * optc-gen.awk: Handle -ftemplate-depth=.
5716 * opth-gen.awk: Likewise.
5717 * c-opts.c (c_common_handle_option): Likewise.
5718 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5720 2010-02-24 Jason Merrill <jason@redhat.com>
5722 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5724 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5726 * cfg.c (alloc_aux_for_block): Remove inline.
5727 (alloc_aux_for_edge): Likewise.
5729 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5731 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5733 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5735 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5736 * config/i386/sol2-gas.h: New file.
5737 * config.gcc (i[34567]86-*-solaris2*): Use it.
5739 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5742 * c-typeck.c (ep_convert_and_check): New.
5743 (build_conditional_expr): Use it.
5744 (build_binary_op): Likewise.
5746 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5748 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5751 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5752 bounds even for -O+.
5753 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5754 expr needs to have DECL_NAME set.
5756 2010-02-24 Nick Clifton <nickc@redhat.com>
5758 * config/mep/mep.c: Include gimple.h.
5759 (mep_function_uses_sp): Delete unused function.
5760 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5761 parameters. Use unsigned integers to count args. Return a
5762 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5764 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5767 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5768 greater or equal to nelt instead of 2 * nelt.
5769 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5772 2010-02-23 Jason Merrill <jason@redhat.com>
5775 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5776 in cfun->local_decls even if they have register types.
5779 * stor-layout.c (place_field): Don't warn about unnecessary
5780 DECL_PACKED if the type is packed.
5782 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5785 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5786 GOTOFF relocs, even when the base reg isn't pic pointer.
5788 2010-02-23 Michael Matz <matz@suse.de>
5791 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5792 (expand_gimple_basic_block): Generate and use debug temps if there
5793 are debug uses left after the last real use of TERed ssa names.
5794 Unlink debug immediate uses when they are expanded.
5796 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5799 * config/i386/i386.c (override_options): Reorganise to provide
5800 better error messages.
5802 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5805 * graphite-scop-detection.c (create_single_exit_edge): Move
5806 the call to find_single_exit_edge to....
5807 (create_sese_edges): ...here. Don't handle multiple edges
5808 exiting the function.
5809 (build_graphite_scops): Don't handle multiple edges
5810 exiting the function.
5812 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5815 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5816 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5818 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5821 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5823 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5826 * c-typeck.c (convert_arguments): Print declaration location.
5827 * c-common.c (validate_nargs): Rename as
5828 builtin_function_validate_nargs.
5829 (check_builtin_function_arguments): Update.
5831 2010-02-22 Richard Guenther <rguenther@suse.de>
5834 * tree-inline.c (declare_return_variable): Use the type of
5835 the call stmt lhs if available.
5837 2010-02-22 Duncan Sands <baldrick@free.fr>
5839 * passes.c (register_pass): Always consider all pass lists when
5840 ref_pass_instance_number is zero.
5842 2010-02-22 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/42749
5845 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5846 parameter. Do arithmetic in the original type.
5847 (update_accumulator_with_ops): Likewise.
5848 (adjust_accumulator_values): Adjust.
5850 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5852 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5853 (QI to BLKmode splitter): New splitter.
5855 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5857 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5858 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5860 2010-02-22 Richard Guenther <rguenther@suse.de>
5862 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5864 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5866 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5867 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5868 ($(T)crti.o, $(T)crtn.o): Remove rules.
5870 2010-02-21 Tobias Burnus <burnus@net-b.de>
5873 * doc/invoke.texi (-fassociative-math): Document that this
5874 option is automatically enabled for Fortran.
5876 2010-02-20 David S. Miller <davem@davemloft.net>
5878 * configure.ac: Test if linker and assembler properly support
5879 GOTDATA_OP relocations.
5880 * configure: Rebuild.
5881 * config.in: Likewise.
5882 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5883 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5884 (movsi_high_pic): Likewise.
5885 (movdi_lo_sum_pic): Likewise.
5886 (movdi_high_pic): Likewise.
5887 (movsi_pic_gotdata_op): New pattern.
5888 (movdi_pic_gotdata_op): Likewise.
5889 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5890 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5892 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5895 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5896 attribute to ssemul.
5897 (xop_mulv2div2di3_high): Ditto.
5899 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5902 * c.opt (Wconversion-null): New option.
5903 * doc/invoke.texi (Wconversion-null): Document.
5905 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5907 * common.opt (Wlarger-than-): Add Undocumented.
5909 2010-02-19 Mike Stump <mikestump@comcast.net>
5911 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5913 2010-02-19 Jason Merrill <jason@redhat.com>
5916 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5917 * configure: Likewise.
5919 2010-02-20 Alan Modra <amodra@gmail.com>
5922 * cgraph.h (cgraph_make_decl_local): Declare.
5923 * cgraph.c (cgraph_make_decl_local): New function.
5924 (cgraph_make_node_local): Use it.
5925 * cgraphunit.c (cgraph_function_versioning): Likewise.
5926 * ipa.c (function_and_variable_visibility): Likewise.
5928 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5931 * except.c (sjlj_emit_function_enter): Don't call
5932 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5934 * rtl.h (add_reg_br_prob_note): Remove prototype.
5936 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5939 * c-common.c (conversion_warning): Remove widening conversions
5940 before checking the conversion of integers to reals.
5942 2010-02-19 Mike Stump <mikestump@comcast.net>
5945 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5948 * cgraphunit.c (process_function_and_variable_attributes): Check
5949 DECL_PRESERVE_P instead of looking up attribute "used".
5950 * ipa-pure-const.c (check_decl): Likewise.
5951 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5952 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5953 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5954 instead of attribute "used".
5955 * config/sol2-c.c (solaris_pragma_init): Likewise.
5956 (solaris_pragma_fini): Likewise.
5958 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5960 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5961 Use XCNEW instead of xcalloc.
5962 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5963 XNEW instead of xmalloc.
5964 (get_fields): Use XNEWVEC instead of xmalloc.
5967 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5968 populate vars array.
5969 (create_new_general_access): For debug stmts just reset value.
5970 (get_stmt_accesses): For accesses within debug stmts just record them
5971 using add_access_to_acc_sites instead of preventing the peeling or
5972 counting them as accesses.
5975 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5977 2010-02-19 Richard Guenther <rguenther@suse.de>
5979 PR tree-optimization/42916
5980 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5983 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5985 * configure.ac: Replace all uses of changequote in macro arguments
5986 with proper quoting.
5988 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5991 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5993 2010-02-19 Richard Guenther <rguenther@suse.de>
5995 PR tree-optimization/42944
5996 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5997 test for aliasing with errno.
5999 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6002 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6003 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6004 * dojump.c: Include output.h.
6005 (inv): New inline function.
6006 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6007 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6008 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6009 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6010 argument, pass it down to other calls.
6011 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6012 add REG_BR_PROB note to the conditional jump.
6013 * cfgexpand.c (add_reg_br_prob_note): Removed.
6014 (expand_gimple_cond): Don't call it, add the probability
6015 as last argument to jumpif_1/jumpifnot_1.
6016 * Makefile.in (dojump.o): Depend on output.h.
6017 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6019 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6020 * stmt.c (do_jump_if_equal): Likewise.
6021 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6022 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6023 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6025 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6026 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6027 jumpifnot_1 callers.
6028 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6030 (store_expr): Adjust jumpifnot caller.
6031 (store_constructor): Adjust jumpif caller.
6034 * gimplify.c (gimple_boolify): For __builtin_expect call
6035 gimple_boolify also on its first argument.
6037 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6039 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6041 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6042 * configure: Regenerated.
6044 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6046 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6047 lang_hooks.types_compatible_p instead of comptypes.
6049 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6051 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6052 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6053 if __prefer_thumb__ is defined.
6055 2010-02-18 Martin Jambor <mjambor@suse.cz>
6057 PR tree-optimization/43066
6058 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6059 array with zero-sized element type.
6061 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6063 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6064 rtx, allocate struct var_loc_node here and return it to the
6065 caller, and only if it is actually needed.
6066 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6067 move it earlier and return immediately if it returns NULL.
6069 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6071 * config/sparc/gas.h: New file. Restore
6072 TARGET_ASM_NAMED_SECTION to its ELF default.
6073 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6075 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6076 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6077 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6078 after sparc/sysv4.h.
6080 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6082 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6084 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6086 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6087 patterns from predicated pattern.
6089 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6092 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6093 for insn mnemonic suffix.
6095 2010-02-17 Richard Guenther <rguenther@suse.de>
6097 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6100 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6103 * caller-save.c (save_call_clobbered_regs): If BB ends with
6104 a DEBUG_INSN, move any notes in between last real insn and the last
6105 DEBUG_INSN after the last DEBUG_INSN.
6107 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6109 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6110 Fix return type. Fix argument type. Explain meaning of return value.
6112 2010-02-16 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/41043
6115 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6116 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6118 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6120 2010-02-16 Ira Rosen <irar@il.ibm.com>
6122 PR tree-optimization/43074
6123 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6124 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6125 vectorizable cycles in hybrid SLP check.
6126 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6128 2010-02-16 Richard Guenther <rguenther@suse.de>
6130 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6131 (true_dependence): If memrefs_conflict_p computes must-alias
6132 trust it. Move TBAA check after offset-based disambiguation.
6133 (canon_true_dependence): Likewise.
6135 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6137 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6138 * doc/invoke.texi: Document it.
6139 * var-tracking.c: Include toplev.h and params.h.
6140 (vt_find_locations): Return bool indicating success. Compute
6141 hash sizes unconditionally. Check new parameter, report.
6142 (variable_tracking_main_1): Check vt_find_locations results and
6143 retry. Renamed from...
6144 (variable_tracking_main): ... this. New wrapper to preserve
6145 flag_var_tracking_assignments.
6146 * Makefile.in (var-tracking.o): Adjust dependencies.
6148 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6149 Jakub Jelinek <jakub@redhat.com>
6152 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6153 if weak_import attribute is present.
6154 * config/darwin.c (machopic_select_section): Likewise.
6156 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6158 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6159 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6160 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6161 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6163 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6166 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6169 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6170 Rewrite text to refer to the names.
6172 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6174 * config/i386/i386-builtin-types.def
6175 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6176 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6177 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6178 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6179 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6180 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6181 IX86_BUILTIN_VPERMIL2PS256.
6182 (MULTI_ARG_4_DF2_DI_I): Defined.
6183 (MULTI_ARG_4_DF2_DI_I1): Defined.
6184 (MULTI_ARG_4_SF2_SI_I): Defined.
6185 (MULTI_ARG_4_SF2_SI_I1): Defined.
6186 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6187 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6188 __builtin_ia32_vpermil2ps256.
6189 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6190 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6191 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6192 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6193 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6194 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6195 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6196 CODE_FOR_xop_vpermil2v8sf3.
6197 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6198 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6199 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6200 (_mm256_permute2_pd): New.
6201 (_mm_permute2_ps): New.
6202 (_mm256_permute2_ps): New.
6204 2010-02-15 Nick Clifton <nickc@redhat.com>
6206 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6207 boolean parameters. Use emit_jump_insn when emitting a pop
6208 instruction containing a return insn.
6209 (push): Use 'true' rather than '1' as second parameter to F.
6210 (h8300_expand_prologue): Likewise.
6211 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6212 (h8300_expand_epilogue): Likewise.
6214 2010-02-15 Richard Guenther <rguenther@suse.de>
6217 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6220 2010-02-15 Nick Clifton <nickc@redhat.com>
6222 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6225 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6227 * intl.c (fake_ngettext): New function.
6228 * intl.h (fake_ngettext): Declare.
6229 (ngettext): Define macro.
6230 * collect2.c (notice_translated): New function.
6231 (main): Use notice_translated and ngettext.
6232 * collect2.h (notice_translated): Declare.
6234 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6236 * reorg.c (delete_computation): Comment fixes.
6237 * caller-save.c (setup_save_areas): Idem.
6238 * sel-sched-dump.c (dump_lv_set): Idem.
6241 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6243 * config/s390/s390.c (s390_sched_init): New function.
6244 (TARGET_SCHED_INIT): Target hook defined.
6246 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6247 Jack Howarth <howarth@bromo.med.uc.edu>
6248 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6251 Partial revert of unintended change in fix for PR41605.
6252 * config/darwin.h: Fix typo.
6253 * config/darwin9.h: Same.
6255 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6257 * c-pch.c (pch_init): Clear v.
6259 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6262 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6263 graphite_can_represent_init for MULT_EXPR.
6265 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6269 * graphite-sese-to-poly.c (remove_phi): New.
6270 (translate_scalar_reduction_to_array): Call remove_phi.
6272 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6275 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6276 * graphite-clast-to-gimple.h (gloog): Update declaration.
6277 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6278 * graphite-poly.h (struct poly_bb): Add missing comments.
6279 (struct scop): Add poly_scop_p field.
6281 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6282 * graphite.c (graphite_transform_loops): Build the polyhedral
6283 representation for each scop before code generation.
6284 * sese.c (rename_variables_in_operand): Removed.
6285 (rename_variables_in_expr): Return the renamed expression.
6286 (rename_sese_parameters): New.
6287 * sese.h (rename_sese_parameters): Declared.
6289 2010-02-11 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/42998
6292 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6293 POINTER_PLUS_EXPR properly.
6295 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6296 Changpeng Fang <changpeng.fang@amd.com>
6299 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6300 the cost of an IV candidate when the IV is used in a test against zero.
6302 * gcc.dg/tree-ssa/ivopts-3.c: New.
6304 2010-02-11 Richard Guenther <rguenther@suse.de>
6307 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6308 pointer-vs-decl case by swapping refs. Handle some cases
6309 of pointer-vs-decl disambiguations more conservatively.
6310 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6311 to false after expanding.
6313 2010-02-11 Richard Guenther <rguenther@suse.de>
6316 * gcc.c (process_command): Handle LTO file@offset case more
6319 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6321 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6322 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6324 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6326 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6327 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6328 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6329 Optimize eq/ne comparisons when both arguments are known to be
6331 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6332 Don't mask operands unnecessarily if they are known to be already
6335 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6337 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6340 2010-02-10 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/43017
6343 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6344 for wrapping signed arithmetic.
6346 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6349 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6350 if no debug info should be emitted for it.
6352 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6354 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6355 note when flag_exceptions is set.
6357 2010-02-10 Duncan Sands <baldrick@free.fr>
6359 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6361 2010-02-10 Richard Guenther <rguenther@suse.de>
6364 * tree.c (get_unwidened): Handle constants.
6365 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6367 2010-02-10 Martin Jambor <mjambor@suse.cz>
6370 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6371 check for variable argument counts independently.
6373 2010-02-10 Christian Bruel <christian.bruel@st.com>
6376 * config/sh/sh.c (find_barrier): Increase length for non delayed
6377 conditional branches.
6379 2010-02-10 Christian Bruel <christian.bruel@st.com>
6381 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6383 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6385 * builtins.c (set_builtin_user_assembler_name): Also handle
6386 ffs if int is smaller than word.
6388 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6391 * ira-conflicts.c (get_dup): Remove.
6392 (process_reg_shuffles): Add new parameter. Use it as an
6393 additional guard for copy generation.
6394 (add_insn_allocno_copies): Rewrite.
6396 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6398 * common.opt (fsched2-use-traces): Preserved for backward
6400 * doc/invoke.texi: Remove the documentation about option
6401 -fsched2-use-traces.
6402 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6403 flag_sched2_use_traces.
6404 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6405 the backward compatibility flag section.
6407 2010-02-09 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/43008
6410 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6411 make HEAP variables initialized from global memory if they
6412 are not known builtin functions.
6413 (find_func_aliases): Adjust.
6415 2010-02-09 Richard Guenther <rguenther@suse.de>
6417 PR tree-optimization/43000
6418 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6419 arithmetic manually.
6421 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6423 PR tree-optimization/42931
6424 * tree-loop-linear.c (try_interchange_loops): Don't call
6425 double_int_mul if estimated_loop_iterations failed.
6427 2010-02-08 Martin Jambor <mjambor@suse.cz>
6430 * tree-sra.c (build_accesses_from_assign): Do not mark in
6431 should_scalarize_away_bitmap if stmt has volatile ops.
6432 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6435 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6437 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6439 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6441 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6444 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6447 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6449 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6452 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6453 to unknown_dependence.
6454 (graphite_legal_transform_dr): Handle the unknown_dependence.
6455 (graphite_carried_dependence_level_k): Same.
6457 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6459 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6461 2010-02-07 Richard Guenther <rguenther@suse.de>
6464 * expr.c (get_inner_reference): Always initialize *pbitsize.
6466 2010-02-07 Richard Guenther <rguenther@suse.de>
6469 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6470 new ARRAY_REFs on variable size element or minimal index arrays.
6472 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6473 gimple_fold_indirect_ref.
6475 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6478 * arm.c (arm_override_options): Just return if the user has specified
6479 an invalid fpu name.
6481 2010-02-03 Jason Merrill <jason@redhat.com>
6484 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6485 i386_pe_maybe_record_exported_symbol.
6487 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6490 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6491 (pa_delegitimize_address): New function.
6493 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6495 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6496 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6498 2010-02-05 Richard Guenther <rguenther@suse.de>
6501 * lto-streamer-in.c (get_resolution): Deal with references
6502 to undefined functions.
6504 2010-02-05 Richard Guenther <rguenther@suse.de>
6506 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6507 (fold_const_aggregate_ref): Likewise.
6508 (ccp_fold_stmt): Substitute loads.
6509 (maybe_fold_reference): Verify types before substituting.
6511 (fold_gimple_assign): Unshare properly.
6512 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6514 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6516 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6517 for rs6000_gen_cell_microcode.
6519 2010-02-04 Richard Guenther <rguenther@suse.de>
6521 PR rtl-optimization/42952
6522 * dse.c (const_or_frame_p): Remove MEM handling.
6524 2010-02-04 Nick Clifton <nickc@redhat.com>
6526 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6527 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6528 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6529 (mn10300_asm_output_mi_thunk): New function.
6530 (mn10300_can_output_mu_thunk): New function.
6531 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6532 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6533 (FUNCTION_ARG): Delete incorrect comment.
6535 2010-02-03 Jason Merrill <jason@redhat.com>
6538 * fold-const.c (operand_equal_p): Handle erroneous types.
6540 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6542 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6544 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6546 PR rtl-optimization/42941
6547 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6550 2010-02-03 Jason Merrill <jason@redhat.com>
6553 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6555 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6558 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6559 (cselib_reset_table): Renamed from...
6560 (cselib_reset_table_with_next_value): ... this.
6561 (cselib_get_next_uid): Renamed from...
6562 (cselib_get_next_unknown_value): ... this.
6563 * cselib.c (next_uid): Renamed from...
6564 (next_unknown_value): ... this.
6565 (cselib_clear_table): Adjust.
6566 (cselib_reset_table): Adjust. Renamed from...
6567 (cselib_reset_table_with_next_value): ... this.
6568 (cselib_get_next_uid): Adjust. Renamed from...
6569 (cselib_get_next_unknown_value): ... this.
6570 (get_value_hash): Use hash.
6571 (cselib_hash_rtx): Likewise.
6572 (new_cselib_val): Adjust. Set and dump uid.
6573 (cselib_lookup_mem): Pass next_uid as hash.
6574 (cselib_subst_to_values): Likewise.
6575 (cselib_log_lookup): Dump uid.
6576 (cselib_lookup): Pass next_uid as hash. Adjust.
6577 (cselib_process_insn): Adjust.
6578 (cselib_init): Initialize next_uid.
6579 (cselib_finish): Adjust.
6580 (dump_cselib_table): Likewise.
6581 * dse.c (canon_address): Dump value uid.
6582 * print-rtl.c (print_rtx): Print value uid.
6583 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6585 (dv_uid): New function, sort of renamed from...
6586 (dv_htab_hash): ... this, reimplemented in terms of it and...
6587 (dv_uid2hash): ... this. New.
6588 (variable_htab_eq): Drop excess assertions.
6589 (tie_break_pointers): Removed.
6590 (canon_value_cmp): Compare uids.
6591 (variable_post_merge_New_vals): Print uids.
6592 (vt_add_function_parameters): Adjust.
6593 (vt_initialize): Reset table. Adjust.
6595 2010-02-03 Richard Guenther <rguenther@suse.de>
6597 PR tree-optimization/42944
6598 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6599 (call_may_clobber_ref_p_1): Likewise. Properly handle
6600 malloc and calloc clobbering errno.
6602 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6604 * doc/invoke.texi: Fix name of sched1 dump.
6606 * opts.c (decode_options): Set flag_tree_switch_conversion
6607 only conditionally on optimize >= 2.
6609 * gcse.c: Assorted comment fixes in pass description.
6611 2010-02-03 Anthony Green <green@moxielogic.com>
6613 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6614 nop padding in order to maintain alignment of storage location of
6615 target function address.
6616 (moxie_trampoline_init): Store target function address at newly
6618 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6620 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6622 2010-02-03 Richard Guenther <rguenther@suse.de>
6625 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6627 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6629 * config.gcc: Reenable check for obsolete targets.
6630 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6631 mips-sgi-irix6.[0-4]*.
6633 2010-02-02 Nick Clifton <nickc@redhat.com>
6635 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6636 constant size of 4 as being the same as 0.
6637 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6638 can take values in the range 0..4.
6640 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6643 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6644 as _darwin10_Unwind_FindEnclosingFunction().
6645 * libgcc-libsystem.ver: New.
6647 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6650 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6651 implicitly set registers.
6653 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6655 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6656 (arm_override_options): Allow automatic selection of the thread
6657 pointer register if thumb2.
6658 (legitimize_pic_address): Improve code sequences for Thumb2.
6659 (arm_call_tls_get_addr): Likewise.
6660 (legitimize_tls_address): Likewise.
6661 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6662 (pic_load_addr_32bit): ... this. New named pattern.
6663 * thumb2.md (pic_load_addr_thumb2): Delete.
6664 (pic_load_dot_plus_four): Delete.
6665 (tls_load_dot_plus_four): New named pattern.
6667 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6670 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6671 Document fix for TLS bug.
6673 2010-01-31 Richard Guenther <rguenther@suse.de>
6675 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6676 conservatively correct.
6678 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6682 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6684 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6686 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6688 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6690 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6692 * config.gcc: Adjust order of makefile fragments for mingw targets.
6694 2010-01-31 Richard Guenther <rguenther@suse.de>
6697 * gimplify.c (gimplify_init_constructor): For volatile LHS
6698 initialize a temporary.
6700 2010-01-31 Matthias Klose <doko@ubuntu.com>
6702 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6704 * configure: Regenerate.
6706 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6708 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6709 the same alias set and their sizes different constantness.
6710 (aliasing_component_refs_p): Revert 2009-10-24 change.
6712 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6714 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6717 2010-01-29 Richard Guenther <rguenther@suse.de>
6719 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6720 Assert we successfully updated the call.
6722 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6724 PR rtl-optimization/42889
6725 * df.h (df_set_bb_dirty_nonlr): New prototype.
6726 * df-core.c (df_set_bb_dirty_nonlr): New function.
6727 * df-scan.c (df_insn_rescan): Call it instead of
6728 df_set_bb_dirty for DEBUG_INSNs.
6730 2010-01-29 Richard Guenther <rguenther@suse.de>
6733 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6734 quadratic behavior in most cases.
6736 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6739 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6740 in the call to gen_x86_movsicc_0_m1.
6742 2010-01-28 Richard Guenther <rguenther@suse.de>
6744 PR tree-optimization/42871
6745 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6747 2010-01-28 Richard Guenther <rguenther@suse.de>
6749 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6750 into call arguments.
6752 2010-01-28 Richard Guenther <rguenther@suse.de>
6755 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6756 the forwarder if the destination is an EH landing pad.
6758 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6760 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6761 block list passed to gimple_duplicate_sese_tail.
6762 (parallelize_loops): Avoid parallelization when the function
6764 Avoid parallelization when the preheader is IRREDUCIBLE.
6765 Try to optimize when estimated_loop_iterations_int is unresolved.
6766 Add the loop's location to the dump file.
6767 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6768 (gimple_duplicate_sese_tail): Remove the check for the latch.
6769 Redirect nexits to the exit block.
6770 Remove handling of the incoming edges to the latch.
6771 Redirect the backedge from the copied latch to the exit bb.
6773 2010-01-28 Michael Matz <matz@suse.de>
6776 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6777 Wrap force_reg into a sequence, emit it before user.
6779 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6781 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6783 (arm_legacy_rev): Likewise.
6784 (thumb_legacy_rev): Likewise.
6786 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6788 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6789 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6790 on MEM's address failed, try avoid_constant_pool_reference and
6791 recurse if it returned something different.
6792 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6793 address, try avoid_constant_pool_reference and recurse if it
6794 returned something different.
6795 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6796 address and avoid_constant_pool_reference returned something
6797 different, don't set have_address.
6799 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6802 * var-tracking.c (val_store): Add modified argument, obey it.
6804 (count_uses): Move down logging of main.
6805 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6806 don't need resolution.
6807 (emit_notes_in_bb): Likewise.
6809 2010-01-27 Richard Guenther <rguenther@suse.de>
6812 * tree-inline.c (remap_decl): Delay remapping of SSA name
6813 default definitions until we need them.
6815 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6817 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6818 (rs6000_delegitimize_address): New function.
6820 * config/s390/s390.c (s390_delegitimize_address): Call
6821 delegitimize_mem_from_attrs.
6824 * tree-inline.c (cannot_copy_type_1): Removed.
6825 (copy_forbidden): Don't forbid copying of functions containing
6826 records/unions with variable length fields.
6828 2010-01-27 Christian Bruel <christian.bruel@st.com>
6832 * config/sh/sh.c (find_barrier): Increase length for non delayed
6833 conditional branches.
6835 2010-01-27 Matthias Klose <doko@ubuntu.com>
6837 * configure.ac (gnu-unique-object): Fix ldd version check.
6838 * configure: Regenerate.
6840 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6842 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6844 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6845 Test for HAVE_GNU_AS value.
6847 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6849 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6850 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6851 INT64_TYPE): Define.
6852 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6853 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6854 INT_LEAST64_TYPE): Define.
6855 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6856 UINT_LEAST64_TYPE): Define.
6857 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6858 INT_FAST64_TYPE): Define.
6859 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6860 UINT_FAST64_TYPE): Define.
6861 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6862 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6863 (SIG_ATOMIC_TYPE): Define.
6865 2010-01-26 Richard Guenther <rguenther@suse.de>
6867 * df-scan.c (df_scan_set_bb_info): Remove assert.
6868 (df_insn_rescan_debug_internal): Merge asserts.
6869 (df_install_ref): Likewise.
6870 (df_mark_reg): Use bitmap_set_range.
6871 (df_hard_reg_used_p): Remove assert.
6872 (df_hard_reg_used_count): Likewise.
6874 2010-01-26 Richard Guenther <rguenther@suse.de>
6876 PR rtl-optimization/42685
6877 * web.c (web_main): Ignore DEBUG_INSNs.
6879 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6881 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6883 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6884 Fix types of fndecl and arglist parameters.
6886 2010-01-26 Richard Guenther <rguenther@suse.de>
6889 * tree-eh.c (unsplit_eh): Skip debug insns.
6891 2010-01-26 Richard Guenther <rguenther@suse.de>
6893 PR tree-optimization/42250
6894 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6896 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6899 * omp-low.c (expand_omp_sections): Only use single_pred if
6900 l2_bb is single_pred_p.
6902 2010-01-25 Christian Bruel <christian.bruel@st.com>
6905 * config/sh/sh.c (find_barrier): Increase length for non delayed
6906 conditional branches.
6907 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6909 2010-01-24 David S. Miller <davem@davemloft.net>
6911 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6912 define if not using GAS.
6913 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6914 Likewise. Delete SECTION_MERGE code, which is only applicable
6917 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6920 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6921 mangling of va_list in system headers.
6923 2010-01-23 Toon Moene <toon@moene.org>
6925 * tree-predcom.c (combine_chains): Return NULL, not false.
6927 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6929 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6930 initialization of variable res to agree with return type.
6932 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6934 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6935 * tree-sra.c: Add include of expr.h.
6937 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6939 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6940 insert the debug stmt on the single non-EH edge from the stmt.
6942 2010-01-22 Richard Henderson <rth@redhat.com>
6945 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6946 the RHS until after generate_subtree_copies has insertted its
6947 code before the current statement.
6949 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6951 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6953 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6955 2010-01-21 Martin Jambor <mjambor@suse.cz>
6957 PR tree-optimization/42585
6958 * tree-sra.c (struct access): New field grp_total_scalarization.
6959 (dump_access): Dump the new field.
6960 (should_scalarize_away_bitmap): New variable.
6961 (cannot_scalarize_away_bitmap): Likewise.
6962 (sra_initialize): Allocate new bitmaps.
6963 (sra_deinitialize): Free new bitmaps.
6964 (create_access_1): New function.
6965 (create_access): Parts moved to create_access_1.
6966 (type_consists_of_records_p): New function.
6967 (completely_scalarize_record): Likewise.
6968 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6969 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6970 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6972 (analyze_all_variable_accesses): Completely scalarize small eligible
6975 2010-01-21 Martin Jambor <mjambor@suse.cz>
6977 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6979 2010-01-21 Andrew Haley <aph@redhat.com>
6981 * gcc.c (process_command): Move lang_specific_driver before
6982 setting cc_libexec_prefix.
6984 2010-01-21 Richard Guenther <rguenther@suse.de>
6987 * fold-const.c (negate_expr_p): Pretend only negative
6988 real constants are easily negatable.
6990 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6991 Jason Merrill <jason@redhat.com>
6993 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6994 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6995 * calls.c (initialize argument_information): Handle it.
6996 * c-common.c (handle_transparent_union_attribute): Use new name.
6997 * c-decl.c (finish_struct): Ditto.
6998 * c-typeck.c (type_lists_compatible_p): Ditto.
6999 (convert_for_assignment): Use new name and also handle record.
7000 * function.c (aggregate_value_p): Handle it.
7001 (pass_by_reference): Ditto.
7002 (assign_parm_data_types): Ditto.
7003 * print-tree.c (print_node): Ditto.
7004 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7005 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7006 * tree.c (first_field): New fn.
7008 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7011 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7012 even when linking statically, for now.
7014 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7017 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7018 without a cselib val.
7019 (count_uses): Accept MO_VAL_SET with no val on stores.
7020 (add_stores): Likewise.
7022 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7024 * var-tracking.c (check_value_val): Add a compile time assertion.
7025 (dv_is_decl_p): Simplify.
7026 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7027 gcc_assert if ENABLE_CHECKING.
7029 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7032 * var-tracking.c: Include tree-flow.h.
7033 (mem_dies_at_call): New.
7034 (dataflow_set_preserve_mem_locs): Use it.
7035 (dataflow_set_remove_mem_locs): Likewise.
7036 (dump_var): Renamed from dump_variable. Adjust all callers.
7037 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7038 * Makefile.in (var-tracking.o): Adjust deps.
7040 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7042 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7044 2010-01-20 Richard Guenther <rguenther@suse.de>
7046 PR tree-optimization/42717
7047 * tree-ssa-dce.c (get_live_post_dom): Remove.
7048 (forward_edge_to_pdom): Take an arbitrary edge to copy
7049 degenerate PHI args from.
7050 (remove_dead_stmt): Use the first post-dominator even if it
7051 does not contain live statements as redirection destination.
7053 2010-01-20 Richard Guenther <rguenther@suse.de>
7055 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7057 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7059 * sel-sched.c (create_speculation_check): Remove set but not used
7061 (try_transformation_cache): Remove set but not used variable ds.
7062 (calculate_privileged_insns): Remove set but not used variables
7063 cur_insn and min_spec_insn.
7064 (find_best_expr): Remove set but not used variable avail_n.
7065 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7067 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7069 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7070 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7073 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7076 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7077 cpu types. Add support for *-sse3 cpu types.
7078 (x86_64-*-*): Ditto.
7080 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7083 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7084 argument, call initializer_constant_valid_p_1 instead of
7085 initializer_constant_valid_p, pass CACHE to it, return NULL
7086 immediately if first call returns NULL.
7087 (initializer_constant_valid_p_1): New function.
7088 (initializer_constant_valid_p): Use it.
7090 2010-01-20 Thomas Quinot <quinot@adacore.com>
7092 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7094 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7096 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7097 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7098 (loc_list_from_tree): Don't handle unsigned division. Handle
7099 signed modulo using DW_OP_{over,over,div,mul,minus}.
7100 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7101 modulo instead of signed.
7103 2010-01-20 DJ Delorie <dj@redhat.com>
7105 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7107 (h8300_emit_stack_adjustment): Propogate it.
7109 (h8300_expand_prologue): Likewise.
7110 (h8300_expand_epilogue): Likewise.
7112 2010-01-19 Michael Matz <matz@suse.de>
7114 PR tree-optimization/41783
7115 * tree-data-ref.c (toplevel): Include flags.h.
7116 (dump_data_dependence_relation): Also dump the inputs if the
7117 result will be unknown.
7118 (split_constant_offset_1): Look through some conversions.
7119 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7120 the offset from last element is too large.
7121 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7122 (reassociate_to_the_same_stmt): Handle vector registers.
7123 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7125 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7126 wide_prolog_niters argument, emit widening instructions.
7127 (vect_do_peeling_for_alignment): Adjust caller, use widened
7128 variant of the iteration cound.
7129 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7131 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7134 * config/arm/neon-testgen.m (emit_automatics): New parameter
7135 features. Adjust for Fixed_return_reg feature.
7136 (test_intrinsic): Call emit_automatics with new feature.
7137 * config/arm/neon.ml: Update copyright years.
7138 (features): New Fixed_return_reg feature.
7139 (ops): Update feature for Vget_low.
7141 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7143 PR tree-optimization/42719
7144 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7148 * fwprop.c (all_uses_available_at): Return false if def_set dest
7149 is a REG that is used in def_insn.
7151 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7153 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7155 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7158 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7160 * target.h (struct gcc_target) <secondary_reload>: Change type
7161 of last argument to secondary_reload_info *.
7163 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7166 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7167 memory references with unaligned offsets. Remove CQImode handling.
7168 (unaligned_memory_operand): Return 1 for memory references with
7169 unaligned offsets. Remove CQImode handling.
7171 2010-01-18 Richard Guenther <rguenther@suse.de>
7174 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7177 2010-01-18 Richard Guenther <rguenther@suse.de>
7179 PR tree-optimization/42781
7180 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7181 restrict processing only if the original variable was artificial.
7183 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7185 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7186 find number of popped argument bytes.
7188 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7189 Fix the text that describes the return value for invalid insns.
7191 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7193 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7194 Clarify what 'cost of the -dependence' is. Fix quoting.
7196 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7197 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7199 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7201 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7202 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7204 2010-01-17 Richard Guenther <rguenther@suse.de>
7207 * function.c (split_complex_args): Take a VEC to modify.
7208 (assign_parms_augmented_arg_list): Build a VEC instead of
7209 a chain of PARM_DECLs.
7210 (assign_parms_unsplit_complex): Take a VEC of arguments.
7211 Do not fixup unmodified parms.
7212 (assign_parms): Deal with the VEC.
7213 (gimplify_parameters): Likewise.
7215 2010-01-17 Richard Guenther <rguenther@suse.de>
7217 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7218 node existence check.
7219 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7220 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7221 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7222 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7223 (gimple_execute_on_growing_pred): Likewise.
7225 2010-01-17 Richard Guenther <rguenther@suse.de>
7227 PR tree-optimization/42773
7228 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7229 (compute_antic_aux): Likewise.
7230 (compute_partial_antic_aux): Likewise.
7232 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7235 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7238 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7240 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7243 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7244 Fix markup for strict argument.
7246 (TARGET_SCHED_REORDER2): Fix argument types.
7248 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7249 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7251 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7252 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7254 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7257 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7258 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7259 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7260 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7261 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7263 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7265 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7267 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7268 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7270 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7272 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7275 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7277 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7278 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7280 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7282 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7284 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7285 referring to it. Fix language.
7287 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7289 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7291 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7293 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7295 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7296 '@var{stream}. Remove stray 'and'.
7298 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7300 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7302 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7304 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7305 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7307 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7308 Fix description of return value.
7309 Rename argument "sz" to "len."
7311 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7312 Clarify meaning of 'true' return value.
7314 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7316 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7317 rep_mode versus mode_rep.
7319 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7321 (TARGET_BUILTIN_DECL): Fix name.
7323 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7325 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7327 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7329 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7331 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7333 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7336 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7337 Rename argument tm_fn to md_fn.
7339 (TARGET_OPTION_PRINT): Fix argument list.
7341 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7344 * config/i386/i386.c (ix86_fixup_binary_operands):
7345 Revert FMA4 fixup of operands.
7347 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7350 * Makefile.in (write_entries_to_file, install-plugin):
7351 Use \012 instead of \n with tr.
7353 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7355 * configure.ac (HAVE_AS_REF): New C macro.
7356 * configure: Regenerate.
7357 * config.in: Likewise.
7358 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7360 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7363 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7365 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7367 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7369 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7371 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7373 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7375 (TARGET_BINDS_LOCAL_P): Fix argument type.
7377 (TARGET_ASM_FILE_END): Use prototype.
7379 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7381 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7383 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7385 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7387 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7388 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7390 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7391 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7393 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7394 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7395 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7396 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7398 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7400 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7402 (TARGET_INIT_BUILTINS): Use prototype.
7404 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7405 Put 'const char *' in braces. Fix parameter types.
7406 (TARGET_INVALID_CONVERSION): Fix parameter types.
7407 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7408 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7410 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7413 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7415 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7417 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7419 * doc/tm.texi (TARGET_HELP): Fix return type.
7421 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7422 in braces. Fix argument types.
7424 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7426 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7428 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7430 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7431 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7433 (TARGET_MANGLE_TYPE): Fix argument types.
7435 (TARGET_IRA_COVER_CLASSES): Use prototype.
7437 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7439 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7441 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7443 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7445 (TARGET_CALLEE_COPIES): Fix argument types.
7447 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7449 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7451 (TARGET_FUNCTION_VALUE): Fix argument types.
7453 (TARGET_RETURN_IN_MSB): Fix argument type.
7455 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7457 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7459 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7461 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7462 agree with return type.
7464 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7466 2010-01-15 Jing Yu <jingyu@google.com>
7468 PR rtl-optimization/42691
7469 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7470 a pseudo to a constant and are merged, and adjust comments.
7472 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7474 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7476 2010-01-15 Richard Guenther <rguenther@suse.de>
7479 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7480 labels of computed or non-local gotos to the destination.
7481 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7482 landing pad label is the first label.
7484 2010-01-15 Richard Guenther <rguenther@suse.de>
7486 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7488 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7491 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7492 to allow generation of the xssqrtdp instruction on power7.
7493 (sqrtdf2_fpr): Ditto.
7495 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7498 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7499 functions with noreturn attribute.
7502 * varasm.c (declare_weak): Add weak attribute to decl if it
7503 doesn't have one already.
7504 (assemble_external): Only add decls to weak_decls if they also
7505 have weak attribute.
7507 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7509 * var-tracking.c (var_reg_delete): Don't delete the association
7510 between REGs and values or one-part variables if the register
7513 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7516 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7517 because its first operand is a non-localized variable.
7519 2010-01-14 Martin Jambor <mjambor@suse.cz>
7521 PR tree-optimization/42706
7522 * tree-sra.c (encountered_recursive_call): New variable.
7523 (encountered_unchangable_recursive_call): Likewise.
7524 (sra_initialize): Initialize both new variables.
7525 (callsite_has_enough_arguments_p): New function.
7526 (scan_function): Call decl and flags check only for IPA-SRA, check
7527 whether there is a recursive call and whether it has enough arguments.
7528 (all_callers_have_enough_arguments_p): New function.
7529 (convert_callers): Look for recursive calls only when
7530 encountered_recursive_call is set.
7531 (ipa_early_sra): Bail out either if
7532 !all_callers_have_enough_arguments_p or
7533 encountered_unchangable_recursive_call.
7535 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7537 * sel-sched.c: Add 2010 to copyright years.
7538 * sel-sched-ir.c: Likewise.
7539 * sel-sched-ir.h: Likewise.
7541 2010-01-14 Martin Jambor <mjambor@suse.cz>
7543 PR tree-optimization/42714
7544 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7545 constructors specially.
7547 2010-01-14 Andi Kleen <ak@linux.intel.com>
7549 * config/i386/drivers-i386.c (detect_caches_intel):
7550 Add l2sizekb parameter and fill in.
7551 (host_detect_local_cpu): Add l2sizekb, fill in.
7552 Add Atom small cache heuristic.
7554 2010-01-14 Andi Kleen <ak@linux.intel.com>
7556 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7557 Add level3 parameter and fill in.
7558 (detect_caches_intel): Handle level3 cache.
7560 2010-01-14 Andi Kleen <ak@linux.intel.com>
7562 * config/i386/drivers-i386.c (host_detect_local_cpu):
7563 Fix core duo detection.
7565 2010-01-14 Andi Kleen <ak@linux.intel.com>
7567 * config/i386/drivers-i386.c (host_detect_local_cpu):
7570 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7572 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7573 (rs6000_variable_issue_1): this. Use...
7574 (rs6000_variable_issue): here. Reimplement. Print debug info.
7576 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7578 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7579 sel_restore_notes. Update all callers. Call reemit_notes
7582 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7584 PR rtl-optimization/42246
7585 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7588 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7590 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7591 all successors is the same as number of successors in current region.
7593 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7595 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7596 to rename is not separable. Otherwise check that its LHS is not NULL.
7598 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7600 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7604 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7605 available registers when failed to discover LHS register class.
7606 Fix indentation. Update comment.
7608 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7609 Alexander Monakov <amonakov@ispras.ru>
7611 PR rtl-optimization/42389
7612 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7614 (advance_state_on_fence): Likewise.
7615 (sel_target_adjust_priority): Print debug output only when
7616 sched_verbose >= 4, not 2.
7617 (get_expr_cost): Do not issue all unique insns on the next cycle.
7618 (fill_insns): Initialize can_issue_more from the value saved
7620 * sel-sched-ir.c (flist_add): New parameter issue_more.
7621 Init FENCE_ISSUE_MORE with it.
7622 (merge_fences): Likewise.
7623 (init_fences): Update call to flist_add.
7624 (add_to_fences, add_clean_fence_to_fences)
7625 (add_dirty_fence_to_fences): Likewise.
7626 (move_fence_to_fences): Update call to merge_fences.
7627 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7629 * sel-sched-ir.h (struct _fence): New field issue_more.
7630 (FENCE_ISSUE_MORE): New accessor macro.
7632 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7634 PR rtl-optimization/42388
7635 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7636 that have no predecessors nor successors. Do not call move_bb_info
7637 for empty blocks outside of current region.
7639 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7641 PR rtl-optimization/42294
7642 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7643 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7644 originators' originators.
7646 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7648 PR rtl-optimization/39453
7649 PR rtl-optimization/42246
7650 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7652 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7654 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7655 Alexander Monakov <amonakov@ispras.ru>
7658 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7659 (maybe_tidy_empty_bb): ... here. Make static. Add new
7660 argument. Update all callers.
7661 (tidy_control_flow): ... and here. Recompute topological order
7662 of basic blocks in region if necessary.
7663 (sel_redirect_edge_and_branch): Change return type. Return true
7664 if topological order might have been invalidated.
7665 (purge_empty_blocks): Export and move from...
7666 * sel-sched.c (purge_empty_blocks): ... here.
7667 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7668 (maybe_tidy_empty_bb): Delete prototype.
7669 (purge_empty_blocks): Declare.
7671 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7673 PR rtl-optimization/42249
7674 * sel-sched.c (try_replace_dest_reg): When chosen register
7675 and original register is the same, do not bail out early, but
7676 still check all original insns for validity of replacing destination
7677 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7680 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7683 Port from no-undefined-overflow branch:
7684 2009-03-09 Richard Guenther <rguenther@suse.de>
7686 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7688 2010-01-14 Richard Guenther <rguenther@suse.de>
7691 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7693 2010-01-14 Ira Rosen <irar@il.ibm.com>
7695 PR tree-optimization/42709
7696 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7697 as scalar type in creation of constant vector operand.
7699 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7702 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7703 (check-parallel-%): Match `testsuite' directory component only
7706 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7708 PR translation/39521
7709 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7712 2010-01-13 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/42730
7715 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7718 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7721 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7722 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7725 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7727 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7728 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7729 ___umulsi3_highpart.
7731 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7732 rather than schedule_insns if the pass is enabled.
7734 2010-01-13 Martin Jambor <mjambor@suse.cz>
7736 PR tree-optimization/42704
7737 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7740 2010-01-13 Martin Jambor <mjambor@suse.cz>
7742 PR tree-optimization/42703
7743 * tree-sra.c (analyze_access_subtree): Check that we can build a
7744 reference to the original data within the aggregate.
7746 2010-01-13 Richard Guenther <rguenther@suse.de>
7748 PR tree-optimization/42705
7749 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7751 2010-01-13 Richard Guenther <rguenther@suse.de>
7754 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7756 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7759 * var-tracking.c (values_to_unmark): New variable.
7760 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7761 values_to_unmark vector. Moved body to...
7762 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7763 instead queue it into values_to_unmark vector.
7764 (vt_find_locations): Free values_to_unmark vector.
7766 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7768 * config/s390/s390.c (override_options): Set
7769 default of max-pending-list-length to 256
7771 2010-01-13 Richard Guenther <rguenther@suse.de>
7774 * tree-pass.h (PROP_gimple_lcx): New.
7775 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7776 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7777 before the final cleanup_eh.
7778 (dump_properties): Dump PROP_gimple_lcx.
7779 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7780 (tree_lower_complex_O0): Remove.
7781 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7782 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7783 tree_lower_complex, schedule TODO_update_ssa.
7784 * lto-streamer-out.c (output_function): Stream the functions
7786 * lto-streamer-in.c (input_function): Likewise.
7787 (lto_read_body): Do not override them here.
7789 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7792 * c-typeck.c (build_c_cast): Fold value cast to union type before
7793 wrapping it in a CONSTRUCTOR.
7795 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7797 PR rtl-optimization/42699
7798 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7801 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7803 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7804 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7805 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7806 SUBTARGET_WARN_UNUSED_SPEC): ... here
7807 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7809 2010-01-12 Julian Brown <julian@codesourcery.com>
7811 * config/arm/neon-schedgen.ml (Utils): Don't try to
7812 open missing module.
7813 (find_with_result): New.
7815 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7818 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7819 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7821 PR tree-optimization/42645
7822 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7823 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7824 decl_map, set processing_debug_stmt to -1 and return name without
7827 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7829 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7830 binutils version, and reword target configuration description.
7832 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7834 * config/avr/avr.h (LINKER_NAME): Remove.
7836 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7839 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7840 that support VSX, warn for -mno-altivec if vsx is not disabled,
7843 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7844 Shujing Zhao <pearly.zhao@oracle.com>
7846 PR translation/42469
7847 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7848 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7849 character between option name and help text.
7850 * c.opt (imultilib): Likewise.
7852 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7854 * lto-streamer-out.c (output_unreferenced_globals): Output static
7857 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7859 PR rtl-optimization/42621
7860 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7861 optimizing for size.
7862 (duplicate_computed_gotos): Remove now-redundant check.
7864 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7867 * configure.ac: Save and restore LDFLAGS and LIBS
7868 * configure: Regenerate.
7870 2010-01-10 Richard Guenther <rguenther@suse.de>
7873 * builtins.c (fold_builtin_strlen): Add type argument and
7874 convert the resulting length to it.
7875 (fold_builtin_1): Adjust.
7877 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7879 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7880 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7882 (num_insns_constant_wide): Adjust for that change.
7884 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7887 * web.c (union_defs): Add used argument, to combine uses of
7889 (entry_register): Adjust type and tests of used argument.
7890 (web_main): Widen used for new use. Pass it to union_defs.
7891 * df.h (union_defs): Adjust prototype.
7893 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7896 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7897 uses in new incoming argument. Free body.
7898 (reset_debug_uses_in_loop): New.
7899 (analyze_insn_to_expand_var): Call the latter if the former found
7900 anything. Fix whitespace. Reject invalid dest overlaps before
7901 going through all insns in the loop.
7903 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7906 * haifa-sched.c (dying_use_p): Debug insns don't count.
7908 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7911 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7912 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7913 (verify_gimple_call): Reject LHS in noreturn calls.
7915 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7919 * tree-vect-loop-manip.c (adjust_info): New type.
7920 (adjust_vec): New pointer to vector.
7921 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7922 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7923 (slpeel_update_phis_for_duplicate_loop): Use them.
7924 (slpeel_update_phi_nodes_for_guard1): Likewise.
7925 (slpeel_update_phi_nodes_for_guard2): Likewise.
7926 (slpeel_tree_peel_loop_to_edge): Likewise.
7927 (vect_update_ivs_after_vectorizer): Likewise.
7929 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7931 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7932 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7934 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7936 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7937 bogus uninitialized warning.
7939 2010-01-09 Richard Guenther <rguenther@suse.de>
7942 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7943 the evolution is compatible with the initial condition.
7945 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7947 * gcc.c (process_command): Update copyright notice dates.
7948 * gcov.c (print_version): Likewise.
7949 * gcov-dump.c (print_version): Likewise.
7950 * mips-tfile.c (main): Likewise.
7951 * mips-tdump.c (main): Likewise.
7953 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7956 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7958 (rotlhi3_8): Delete.
7960 (rotlsi3_8): Delete.
7961 (rotlsi3_16): Delete.
7962 (rotlsi3_24): Delete.
7964 (*rotw<mode>3): New.
7965 (*rotb<mode>3): New.
7966 * config/avr/avr.c (avr_rotate_bytes): New function.
7967 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7969 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7972 * configure.ac: Modify -rdynamic check.
7973 * configure: Regenerate.
7975 2010-01-08 DJ Delorie <dj@redhat.com>
7977 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7978 register popping order.
7980 2010-01-08 Richard Guenther <rguenther@suse.de>
7983 * c.opt (fsigned-char): Also let LTO handle this option.
7984 (funsigned-char): Likewise.
7986 2010-01-07 Richard Guenther <rguenther@suse.de>
7988 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7989 (gimple_op): Likewise.
7990 (gimple_op_ptr): Likewise.
7991 (gimple_assign_set_lhs): Remove gcc_assert.
7992 (gimple_assign_set_rhs1): Likewise.
7993 (gimple_assign_set_rhs2): Likewise.
7994 (gimple_call_set_lhs): Likewise.
7995 (gimple_call_set_fn): Likewise.
7996 (gimple_call_set_fndecl): Likewise.
7997 (gimple_call_fndecl): Likewise.
7998 (gimple_call_return_type): Likewise.
7999 (gimple_call_set_chain): Likewise.
8000 (gimple_call_num_args): Likewise.
8001 (gimple_call_set_arg): Likewise.
8002 (gimple_cond_set_code): Likewise.
8003 (gimple_cond_set_lhs): Likewise.
8004 (gimple_cond_set_rhs): Likewise.
8005 (gimple_cond_set_true_label): Likewise.
8006 (gimple_cond_set_false_label): Likewise.
8007 (gimple_label_set_label): Likewise.
8008 (gimple_goto_set_dest): Likewise.
8009 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8010 (gimple_debug_bind_get_value): Likewise.
8011 (gimple_debug_bind_get_value_ptr): Likewise.
8012 (gimple_debug_bind_set_var): Likewise.
8013 (gimple_debug_bind_set_value): Likewise.
8014 (gimple_debug_bind_reset_value): Likewise.
8015 (gimple_debug_bind_has_value_p): Likewise.
8016 (gimple_return_retval_ptr): Remove gcc_assert.
8017 (gimple_return_retval): Likewise.
8018 (gimple_return_set_retval): Likewise.
8019 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8020 (safe_referenced_var_iterator): Remove.
8021 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8022 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8023 (fill_referenced_var_vec): Remove.
8024 (first_readonly_imm_use): Remove redundant gcc_assert.
8025 (phi_arg_index_from_use): Combine gcc_asserts.
8026 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8027 (first_imm_use_stmt): Remove redundant gcc_assert.
8028 * tree-cfg.c (verify_gimple_call): Verify function and chain
8029 operands. Verify arguments.
8030 (verify_types_in_gimple_stmt): Verify condition code and labels.
8032 2010-01-07 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/42641
8035 * sese.c (rename_map_elt_info): Use the SSA name version, do
8038 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8040 PR tree-optimization/42625
8041 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8042 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8044 2010-01-07 Duncan Sands <baldrick@free.fr>
8046 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8048 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8051 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8052 note itself is not function_invariant_p.
8054 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8056 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8057 Do not add the DF_NOTE problem.
8058 * store-motion.c (execute_rtl_store_motion): Likewise.
8060 2010-01-07 Martin Jambor <mjambor@suse.cz>
8062 PR tree-optimization/42157
8063 * tree-sra.c (compare_access_positions): Stabilize sort if both
8064 accesses have integer types, return zero immediately if they are the
8067 2010-01-06 Richard Henderson <rth@redhat.com>
8070 * haifa-sched.c (add_to_note_list): Merge into ...
8071 (concat_note_lists): ... here, and ...
8072 (unlink_other_notes, rm_other_notes): Merge into...
8073 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8074 NOTE_INSN_EPILOGUE_BEG.
8076 2010-01-06 Richard Guenther <rguenther@suse.de>
8078 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8079 not inline regular functions into always-inline functions.
8081 2010-01-06 Nick Clifton <nickc@redhat.com>
8083 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8084 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8086 (OVERRIDE_OPTIONS): Delete.
8087 (OPTIMIZATION_OPTIONS): Define.
8088 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8089 * config/rx/rx.c (rx_handle_option): Issue an error message if
8090 -mcpu=rx200 and -fpu are used together.
8091 (rx_set_optimization_options): New function. Issue an error
8092 message if an optimization attribute attempts to reset the FPU/
8093 math optimization pairing.
8094 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8095 * config/rx/rx.opt: Set the default to 32-bit doubles.
8096 * config/rx/t-rx: Add multilibs for -nofpu option.
8097 * doc/invoke.texi: Update documentation of RX options.
8099 2010-01-06 Richard Guenther <rguenther@suse.de>
8101 * tree-ssa-pre.c (name_to_id): New global.
8102 (alloc_expression_id): Simplify SSA name handling.
8103 (lookup_expression_id): Likewise.
8104 (init_pre): Zero name_to_id.
8105 (fini_pre): Free it.
8107 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8109 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8111 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8114 * config/i386/sse.md (smaxv2di3): New.
8115 (umaxv2di3): Likewise.
8116 (sminv2di3): Likewise.
8117 (uminv2di3): Likewise.
8119 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8122 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8123 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8124 (legitimize_tls_address): Likewise.
8125 (sparc_tls_referenced_p): Likewise.
8126 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8127 and adjust calls to legitimize_pic_address.
8128 (legitimate_constant_p) Use sparc_tls_referenced_p.
8129 (legitimate_pic_operand_p): Likewise.
8130 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8131 (sparc_tls_symbol_ref_1): Delete.
8132 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8133 (legitimize_tls_address): Make static, handle CONST patterns.
8134 (legitimize_pic_address): Make static, remove unused parameter and
8135 adjust recursive calls.
8136 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8137 and adjust call to legitimize_pic_address.
8138 (sparc_output_mi_thunk): Likewise.
8140 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8141 H.J. Lu <hongjiu.lu@intel.com>
8144 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8145 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8146 operands to make them signed.
8149 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8152 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8153 GTU to GT for V4SI and V2DI.
8155 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8156 (umin<mode>3): Removed.
8158 (uminv4si3): Likewise.
8160 2010-01-05 Martin Jambor <mjambor@suse.cz>
8162 PR tree-optimization/42462
8163 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8164 current_function_decl to helper functions and macros.
8166 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8169 * flags.h: Don't include real.h.
8170 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8171 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8172 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8173 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8174 * dominance.c: Update copyright.
8175 * gimple.c (walk_gimple_op): Remove inline.
8176 * tree-ssa-reassoc.c: Include real.h.
8177 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8178 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8180 2010-01-05 Nick Clifton <nickc@redhat.com>
8182 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8183 register to push into the stack frame when the accumulator has to
8184 be saved during interrupts.
8186 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8188 * doc/invoke.texi: Remove the documentation about option
8190 * common.opt (Wunreachable-code): Preserved for backward
8192 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8193 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8194 the backward compatibility flag section.
8196 2010-01-05 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8200 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8203 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8205 PR tree-optimization/42508
8206 * tree-sra.c (convert_callers): Check for recursive call
8207 by comparing cgraph nodes instead of decls.
8208 (modify_function): Call ipa_modify_formal_parameters also
8209 on all same_body aliases.
8211 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8212 cgraph nodes when checking for same_body aliases.
8214 2010-01-05 Richard Guenther <rguenther@suse.de>
8216 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8217 allocation and lookup.
8218 (get_or_alloc_expr_for_constant): Likewise.
8219 (phi_translate): Sink allocation.
8221 2010-01-04 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8224 a new entry only if needed.
8225 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8226 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8228 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8230 (phi_translate): Handle CONSTANTs early.
8232 2010-01-04 Martin Jambor <mjambor@suse.cz>
8234 PR tree-optimization/42398
8235 * tree-sra.c (struct access): Removed flag grp_different_types.
8236 (dump_access): Do not dump the removed flag.
8237 (sort_and_splice_var_accesses): Do not set the removed flag.
8238 (sra_modify_expr): Check for type compatibility directly.
8240 2010-01-04 Martin Jambor <mjambor@suse.cz>
8242 PR tree-optimization/42366
8243 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8244 edges with variable number of parameters.
8245 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8246 flag instead of asserting it.
8247 (ipa_read_node_info): Read uses_analysis_done flag.
8249 2010-01-04 Richard Guenther <rguenther@suse.de>
8251 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8252 iterative_hash_* as intended.
8253 (vn_reference_compute_hash): Likewise. Simplify hashing
8255 (vn_reference_lookup_2): Likewise.
8256 (vn_nary_op_compute_hash): Likewise.
8257 (vn_phi_compute_hash): Likewise.
8258 (expressions_equal_p): Remove strange code.
8259 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8260 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8261 (bitmap_insert_into_set_1): Take value-id as parameter.
8262 (add_to_value): Pass it.
8263 (bitmap_insert_into_set): Likewise.
8264 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8266 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8269 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8270 (do_self_spec): For switches with SWITCH_IGNORE set set also
8271 SWITCH_IGNORE_PERMANENTLY.
8272 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8275 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8277 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8278 tree of an unreferenced global var.
8280 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8283 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8284 GTU to GT for V4SI and V2DI.
8286 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8287 (umin<mode>3): Removed.
8289 (uminv4si3): Likewise.
8291 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8294 * collect2.c (main): Turn on trace in collect2 if -v is passed
8297 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8299 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8300 description of expression operand.
8302 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8304 * configure.ac: Add install-html to target_list for Make-hooks.
8305 * configure: Regenerate.
8306 * fortran/Make-lang.in (F95_HTMLFILES): New.
8307 (fortran.html): Use it.
8308 (fortran.install-html): New.
8309 * Makefile.in (install-html): Add lang.install-html.
8310 * java/Make-lang.in (JAVA_HTMLFILES): New.
8311 (java.html): Use it.
8312 (java.install-html): New.
8313 * objc/Make-lang.in (objc.install-html): New.
8314 * objcp/Make-lang.in (obj-c++.install-html): New.
8315 * cp/Make-lang.in (c++.install-html): New.
8316 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8317 * lto/Make-lang.in (lto.install-html): New.
8319 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8322 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8324 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8326 PR rtl-optimization/41862
8327 * store-motion.c (store_killed_in_insn, compute_store_table,
8328 remove_reachable_equiv_notes, replace_store_insn,
8329 build_store_vectors): Ignore all DEBUG_INSNs.
8331 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8334 * common.opt: Add dumpdir.
8336 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8338 (option_map): Add --dumpdir.
8340 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8342 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8344 * opts.c (decode_options): Try dump_dir_name first if
8345 dump_base_name isn't an absolute path.
8346 (common_handle_option): Handle OPT_dumpdir.
8348 * toplev.c (dump_dir_name): New.
8349 (print_switch_values): Also ignore -dumpdir.
8351 * toplev.h (dump_dir_name): New.
8353 2010-01-03 Richard Guenther <rguenther@suse.de>
8355 PR tree-optimization/42589
8356 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8357 double-word expansion of bswap32.
8359 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8361 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8362 with BLOCK_FOR_INSN.
8363 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8364 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8365 noce_process_if_block): Likewise.
8366 * gcse.c (compute_local_properties, insert_expr_in_table,
8367 insert_set_in_table, canon_list_insert, find_avail_set,
8368 pre_insert_copy_insn): Likewise.
8370 * basic-block.h (BLOCK_NUM): Move from here...
8371 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8373 2010-01-03 Richard Guenther <rguenther@suse.de>
8375 PR tree-optimization/42438
8376 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8377 contains_may_not_return_call flag.
8378 (BB_MAY_NOTRETURN): New.
8379 (valid_in_sets): Trapping nary operations are not valid
8380 in blocks that may not return.
8381 (insert_into_preds_of_block): Remove check for trapping expressions.
8382 (compute_avail): Compute also BB_MAY_NOTRETURN.
8384 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8386 * doc/invoke.texi: Add 2010 to copyright years.
8388 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8390 * config/sparc/sparc.c: Fix formatting nits.
8392 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8393 Alexander Monakov <amonakov@ispras.ru>
8395 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8397 2010-01-02 Richard Guenther <rguenther@suse.de>
8400 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8401 (simplify_switch_using_ranges): Mark to be removed edges
8404 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8406 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8408 * collect2.c (scan_libraries): Add missing argument in call to
8411 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8414 * config/alpha/predicates.md (aligned_memory_operand): Return false
8416 (unaligned_memory_operand): Return true for CQImode.
8417 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8418 doesn not cross aligned SImode word boundary.
8420 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8422 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8424 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8425 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8427 2010-01-02 Richard Guenther <rguenther@suse.de>
8430 * toplev.c (compile_file): Emit LTO marker properly. Change
8432 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8434 2010-01-01 Richard Guenther <rguenther@suse.de>
8437 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8439 2010-01-01 Richard Guenther <rguenther@suse.de>
8442 * c-decl.c (grokdeclarator): For zero-size arrays force
8443 structural equality checks as layout_type does.
8445 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8447 * builtins.c: Update copyright to 2010.
8449 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8452 * lto-streamer-out.c (produce_asm): Revert the last change.
8453 (copy_function): Likewise.
8455 * lto-streamer.c (lto_get_section_name): Skip any leading
8458 2010-01-01 Richard Guenther <rguenther@suse.de>
8461 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8465 Copyright (C) 2010 Free Software Foundation, Inc.
8467 Copying and distribution of this file, with or without modification,
8468 are permitted in any medium without royalty provided the copyright
8469 notice and this notice are preserved.