1 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5 * recog.c (check_asm_operands, validate_change_1): Likewise.
6 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7 subst_asm_stack_regs): Likewise.
8 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10 * regmove.c (reg_is_remote_constant_p): Likewise.
11 * regrename.c (regrename_optimize, scan_rtx_reg,
12 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15 regstat_compute_calls_crossed): Likewise.
16 * reload1.c (init_reload, new_insn_chain,
17 has_nonexceptional_receiver, reload, copy_reloads,
18 calculate_needs_all_insns, init_elim_table): Likewise.
19 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
20 * rtl.c (shallow_copy_rtx_stat): Likewise.
21 * rtlanal.c (parms_set): Likewise.
22 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
23 sbitmap_resize, sbitmap_vector_alloc): Likewise.
24 * sched-ebb.c (earliest_block_with_similiar_load,
25 add_deps_for_risky_insns): Likewise.
26 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
27 schedule_region): Likewise.
28 * see.c (eq_descriptor_pre_extension,
29 hash_descriptor_pre_extension, hash_del_pre_extension,
30 eq_descriptor_properties, hash_descriptor_properties,
31 hash_del_properties, see_seek_pre_extension_expr,
32 see_initialize_data_structures, see_print_register_properties,
33 see_print_pre_extension_expr, see_delete_merged_def_extension,
34 see_delete_unmerged_def_extension, see_emit_use_extension,
35 see_pre_delete_extension, see_map_extension, see_commit_changes,
36 see_analyze_merged_def_local_prop,
37 see_analyze_merged_def_local_prop,
38 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
39 see_set_prop_merged_def, see_set_prop_unmerged_def,
40 see_set_prop_unmerged_use, see_print_one_extension,
41 see_merge_one_use_extension, see_merge_one_def_extension,
42 see_store_reference_and_extension, see_update_uses_relevancy,
43 see_update_defs_relevancy): Likewise.
44 * statistics.c (hash_statistics_hash, hash_statistics_eq,
45 hash_statistics_free, curr_statistics_hash): Likewise.
46 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
47 expand_asm_operands, expand_return, case_bit_test_cmp,
48 expand_case): Likewise.
49 * stor-layout.c (start_record_layout): Likewise.
50 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
51 gt_pch_save_stringpool): Likewise.
52 * tree-data-ref.c (hash_stmt_vertex_info,
53 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
54 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
56 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.md : Change constraints of HImode and QImode
60 immediate operands from "i" to "n". Change SImode "ni" constraint to
61 "i" and SImode "rmi" constraint to "g". Remove all constraints
62 from const0_operand and const1_operand predicated operands.
63 (i): Change QImode and HImode attribute from "i" to "n".
64 (*subqi_2): Change HImode operands to QImode.
67 2008-06-25 Olivier Hainque <hainque@adacore.com>
69 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
72 2008-06-25 Richard Guenther <rguenther@suse.de>
74 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
75 not overflow the result type.
77 2008-06-25 Richard Guenther <rguenther@suse.de>
79 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
80 (vn_lookup): Likewise.
82 2008-06-25 Richard Guenther <rguenther@suse.de>
84 PR tree-optimization/35518
85 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
86 * tree-sra.c (instantiate_element): Use fold_build3 to build
88 (try_instantiate_multiple_fields): Likewise.
90 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
92 * config/rs6000/rs6000.md: Change all string instruction's clobber to
95 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
97 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
98 use_backchain_to_restore_sp to true
99 if the offset of the link register save area would go over the 32k - 1
100 offset limit of the load
103 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
105 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
106 anchor for the type-punning blurb. Cross-reference "Structures
107 unions enumerations and bit-fields implementation". Provide a
108 cast-through-pointer example. Make final sentence self-contained.
109 * doc/implement-c.texi (Structures unions enumerations and
110 bit-fields implementation): Cross-reference the type-punning blurb
111 in the -fstrict-aliasing documentation.
113 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
116 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
117 the memory instead of the memory itself for the save area.
119 2008-06-24 Olivier Hainque <hainque@adacore.com>
120 Nicolas Roche <roche@adacore.com>
122 * gengtype.c (srcdir_len): size_t instead of int.
123 (get_file_realbasename): New function. For F a filename, the real
124 basename of F, with all the path components stripped.
125 (get_file_srcdir_relative_path): New function. For F a filename, the
126 relative path to F from $(srcdir).
127 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
128 get_file_realbasename. Adjust the head comment.
129 (get_prefix_langdir_index): New function. For F a filename, return the
130 lang_dir_names[] relative index of the language directory that is
132 (get_file_langdir): For F a filename, return the name of the language
133 directory where F is located.
134 (get_file_gtfilename): New function. The gt- output file name for an
136 (get_output_file_with_visibility): Replace in-line computations with
137 uses of get_file_gtfilename and get_prefix_langdir_index.
138 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
140 2008-06-24 Jakub Jelinek <jakub@redhat.com>
142 PR tree-optimization/36504
143 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
144 references without base address.
146 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
149 * calls.c (expand_call): Increase alignment for recursive functions.
151 2008-06-23 Anatoly Sokolov <aesok@post.ru>
153 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
154 (TARGET_FUNCTION_VALUE): New define.
155 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
156 * config/avr/avr.h (FUNCTION_VALUE): Remove.
158 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
161 (fmod<mode>3): Ditto.
162 (remainderxf3): Ditto.
163 (remainder<mode>3): Ditto.
165 2008-06-23 Jakub Jelinek <jakub@redhat.com>
168 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
169 REG is a hard register.
171 PR tree-optimization/36508
172 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
173 499, don't check it at all in release compilers.
175 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
178 together with SSE_TARGET_MATH to disable insn pattern.
179 (*fop_<MODEF:mode>_2_i387): Ditto.
180 (*fop_<MODEF:mode>_3_i387): Ditto.
182 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
184 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
186 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
189 * gimplify.c (gimplify_asm_expr): Check the return code of
190 parse_output_constraint call, set function return and is_inout
193 2008-06-22 Ian Lance Taylor <iant@google.com>
195 * c-lex.c (narrowest_unsigned_type): Change itk to int.
196 (narrowest_signed_type): Likewise.
197 * c-typeck.c (c_common_type): Change local variable mclass to enum
199 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
200 tcc_comparison, not the tree code itself.
201 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
202 (c_expand_expr): Cast modifier to enum expand_modifier.
203 * c-common.h (C_RID_CODE): Add casts.
204 (C_SET_RID_CODE): Define.
205 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
206 (c_lex_one_token): Add cast to avoid warning.
207 (c_parser_objc_type_name): Rename local typename to type_name.
208 (check_no_duplicate_clause): Change code parameter to enum
210 (c_parser_omp_var_list_parens): Change kind parameter to enum
212 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
213 c_parser_omp_list_var_parens.
214 (c_parser_omp_threadprivate): Likewise.
215 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
216 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
217 * c-format.c (NO_FMT): Define.
218 (printf_length_specs): Use NO_FMT.
219 (asm_fprintf_length_specs): Likewise.
220 (gcc_diag_length_specs): Likewise.
221 (scanf_length_specs): Likewise.
222 (strfmon_length_specs): Likewise.
223 (gcc_gfc_length_specs): Likewise.
224 (printf_flag_specs): Change 0 to STD_C89.
225 (asm_fprintf_flag_specs): Likewise.
226 (gcc_diag_flag_specs): Likewise.
227 (gcc_cxxdiag_flag_specs): Likewise.
228 (scanf_flag_specs): Likewise.
229 (strftime_flag_specs): Likewise.
230 (strfmon_flag_specs): Likewise.
231 (print_char_table): Likewise.
232 (asm_fprintf_char_table): Likewise.
233 (gcc_diag_char_table): Likewise.
234 (gcc_tdiag_char_table): Likewise.
235 (gcc_cdiag_char_table): Likewise.
236 (gcc_cxxdiag_char_table): Likewise.
237 (gcc_gfc_char_table): Likewise.
238 (scan_char_table): Likewise.
239 (time_char_table): Likewis.
240 (monetary_char_table): Likewise.
241 * c-format.h (BADLEN): Likewise.
243 2008-06-21 Ian Lance Taylor <iant@google.com>
245 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
246 Define END_OF_BASE_TREE_CODES around inclusion.
247 * tree.c (tree_code_type): New global array.
248 (tree_code_length, tree_code_name): Likewise.
249 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
251 (all-tree.def, s-alltree): New targets.
252 (gencheck.h, s-gencheck): Remove.
253 (tree.o): Depend upon all-tree.def.
254 (build/gencheck.o): Remove gencheck.h dependency.
255 (mostlyclean): Don't remove gencheck.h.
256 * c-common.h (enum c_tree_code): Remove.
257 * c-lang.c (tree_code_type): Remove.
258 (tree_code_length, tree_code_name): Remove.
259 * gencheck.c (tree_codes): Include all-tree.def, rather than
260 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
262 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
264 * cp/cp-tree.h (enum cplus_tree_code): Remove.
265 (operator_name_info): Size to MAX_TREE_CODES.
266 (assignment_operator_name_info): Likewise.
267 * cp/cp-lang.c (tree_code_type): Remove.
268 (tree_code_length, tree_code_name): Remove.
269 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
270 (assignment_operator_name_info): Likewise.
271 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
273 * cp/mangle.c (write_expression): Likewise.
274 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
275 * fortran/f95-lang.c (tree_code_type): Remove.
276 (tree_code_length, tree_code_name): Remove.
277 * java/java-tree.h (enum java_tree_code): Remove.
278 * java/lang.c (tree_code_type): Remove.
279 (tree_code_length, tree_code_name): Remove.
280 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
281 * objc/objc-act.h (enum objc_tree_code): Remove.
282 * objc/objc-lang.c (tree_code_type): Remove.
283 (tree_code_length, tree_code_name): Remove.
284 * objcp/objcp-lang.c (tree_code_type): Remove.
285 (tree_code_length, tree_code_name): Remove.
286 * ada/ada-tree.h (enum gnat_tree_code): Remove.
287 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
288 * ada/misc.c (tree_code_type): Remove.
289 (tree_code_length, tree_code_name): Remove.
291 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
293 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
294 the grand_bitmap_obstack.
296 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
298 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
299 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
300 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
301 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
302 move_stmt_r, new_label_mapper): Likewise.
303 * tree-complex.c (cvc_lookup): Likewise.
304 * tree-dfa.c (create_function_ann): Likewise.
305 * tree-dump.c (dump_register): Likewise.
306 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
307 find_phi_replacement_condition): Likewise.
308 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
309 tree_function_versioning): Likewise.
310 * tree-into-ssa.c (cmp_dfsnum): Likewise.
311 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
312 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
313 get_nonlocal_debug_decl, convert_nonlocal_reference,
314 convert_nonlocal_omp_clauses, get_local_debug_decl,
315 convert_local_reference, convert_local_omp_clauses,
316 convert_nl_goto_reference, convert_nl_goto_receiver,
317 convert_tramp_reference, convert_call_expr): Likewise.
318 * tree-outof-ssa.c (contains_tree_r): Likewise.
319 * tree-parloops.c (reduction_phi, initialize_reductions,
320 eliminate_local_variables_1, add_field_for_reduction,
321 add_field_for_name, create_phi_for_local_result,
322 create_call_for_reduction_1, create_loads_for_reductions,
323 create_stores_for_reduction, create_loads_and_stores_for_name):
325 * tree-phinodes.c (allocate_phi_node): Likewise.
326 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
327 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
328 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
329 * tree-ssa-coalesce.c (compare_pairs): Likewise.
330 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
331 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
332 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
333 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
334 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
335 vn_nary_op_insert): Likewise.
336 * tree-ssa.c (redirect_edge_var_map_add,
337 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
338 * tree-vectorizer.c (vectorize_loops): Likewise.
339 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
340 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
341 tree_cons_stat, build1_stat, build_variant_type_copy,
342 decl_init_priority_lookup, decl_fini_priority_lookup,
343 decl_priority_info, decl_restrict_base_lookup,
344 decl_restrict_base_insert, decl_debug_expr_lookup,
345 decl_debug_expr_insert, decl_value_expr_lookup,
346 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
347 type_hash_add, get_file_function_name, tree_check_failed,
348 tree_not_check_failed, tree_range_check_failed,
349 omp_clause_range_check_failed, build_omp_clause,
350 build_vl_exp_stat): Likewise.
351 * value-prof.c (gimple_histogram_value,
352 gimple_duplicate_stmt_histograms): Likewise.
353 * var-tracking.c (attrs_list_insert, attrs_list_copy,
354 unshare_variable, variable_union_info_cmp_pos, variable_union,
355 dataflow_set_different_1, dataflow_set_different_2,
356 vt_find_locations, variable_was_changed, set_variable_part,
357 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
358 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
359 section_entry_hash, object_block_entry_eq,
360 object_block_entry_hash, create_block_symbol,
361 initialize_cold_section_name, default_function_rodata_section,
362 strip_reg_name, set_user_assembler_name, const_desc_eq,
363 build_constant_desc, output_constant_def, lookup_constant_def,
364 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
365 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
366 default_internal_label): Likewise.
367 * varray.c (varray_init, varray_grow): Likewise.
368 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
370 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
373 operators for "test" insn. Macroize insn using SWI mode macro.
374 (*jcc_fused_2): Ditto.
375 (*jcc_fused_3): Macroize insn using SWI mode macro.
376 (*jcc_fused_4): Ditto.
378 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
380 * tree-ssa-pre.c: Fix typo in comment.
381 (init_antic, fini_antic): Add explicit funtions for
382 initializing and deinitializing ANTIC and AVAIL sets.
383 (create_expression_by_pieces): Fix typo in comment.
384 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
385 (execute_pre): Eventually dump details about ANTIC_IN.
387 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
390 * gcc.c (translate_options, init_spec, store_arg, read_specs,
391 add_to_obstack, file_at_path, find_a_file, execute,
392 add_preprocessor_option, add_assembler_option, add_linker_option,
393 process_command, insert_wrapper, do_option_spec, do_self_spec,
394 spec_path, do_spec_1, is_directory, main, used_arg,
395 getenv_spec_function): Likewise.
396 * tlink.c (symbol_hash_lookup, file_hash_lookup,
397 demangled_hash_lookup, symbol_push, file_push, frob_extension):
400 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
402 * doc/rtl.texi: Updated subreg section.
404 2008-06-19 Jakub Jelinek <jakub@redhat.com>
407 * cgraphunit.c (cgraph_process_new_functions): Don't clear
408 node->needed and node->reachable.
409 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
410 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
411 (expand_task_call): Don't call expand_task_copyfn.
412 (expand_task_copyfn): Renamed to...
413 (finalize_task_copyfn): ... this.
415 2008-06-19 Jan Hubicka <jh@suse.cz>
417 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
418 clobbering framepointer.
420 2008-06-19 Jan Hubicka <jh@suse.cz>
422 * tree-optimize.c (execute_early_local_optimizations): Set
423 cgraph_state only at first invocation.
425 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
427 * system.h (-Wc++-compat): Activate as a warning, no an error.
429 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
431 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
432 instead of "#" in insn asm template.
433 (*jcc_fused_2): Ditto.
435 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.h (ix86_tune_indices)
438 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
439 (TARGET_FUSE_CMP_AND_BRANCH): New define.
440 * config/i386/i386.md (*jcc_fused_1): New insn pattern
441 (*jcc_fused_2): Ditto.
442 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
443 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
444 (print operand): Handle 'E' and 'e' code.
446 2008-06-19 Anatoly Sokolov <aesok@post.ru>
448 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
449 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
450 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
452 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
454 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
456 (cgraph_expand_function): Use local copy of decl.
457 (cgraph_expand_all_functions): Remove redundant initialization of
459 (cgraph_optimize): Reword internal_error message.
461 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
463 * arm-protos.h (arm_return_in_memory): Remove public
464 arm_return_in_memory() prototype.
465 * arm.c (arm_return_in_memory): Add static prototype, add target
466 hook macro, change definition and comments.
467 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
469 2008-06-19 Ben Elliston <bje@au.ibm.com>
471 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
472 real.c: Remove references to IEEE 754R.
473 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
474 * doc/libgcc.texi (Decimal float library routines): Likewise.
476 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
478 * targhooks.h (struct gcc_target): New member unwind_word_mode.
479 (default_unwind_word_mode): Add prototype.
480 * targhooks.c (default_unwind_word_mode): New function.
481 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
482 instead of word_mode.
483 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
484 (TARGET_INITIALIZER): Use it.
486 * c-common.c (handle_mode_attribute): Support "unwind_word"
488 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
490 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
491 word_mode to access SjLj_Function_Context member "data".
492 (sjlj_emit_dispatch_table): Likewise. Also, perform type
493 conversion from targetm.eh_return_filter_mode () to
494 targetm.unwind_word_mode () if they differ.
496 * builtin-types.def (BT_UNWINDWORD): New primitive type.
497 (BT_FN_UNWINDWORD_PTR): New function type.
498 (BT_FN_WORD_PTR): Remove.
499 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
500 * except.c (expand_builtin_extend_pointer): Convert pointer to
501 targetm.unwind_word_mode () instead of word_mode.
503 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
504 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
505 (spu_unwind_word_mode): New function.
506 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
507 (TARGET_UNWIND_WORD_MODE): Define.
508 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
510 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
512 * config/spu/spu.c (reg_align): Remove.
513 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
514 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
515 (spu_split_store): Likewise.
517 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
519 * gcc/tree-vn.c: Fix typo in comment.
521 2008-06-18 Jan Hubicka <jh@suse.cz>
523 * cgraphunit.c (cgraph_optimize): Output debug info when doing
524 toplevel reorder too.
526 2008-06-18 Jan Hubicka <jh@suse.cz>
528 * c-opts.c (c_common_post_options): PCH is not compatible with
530 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
531 -fno-toplevel-reorder by default now.
533 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
535 PR documentation/30739
536 * doc/install.texi (Prerequisites): Document dependency on awk.
538 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
539 Ian Lance Taylor <iant@google.com>
541 PR rtl-optimization/35604
542 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
543 only want to change jump destinations, not eventual label comparisons.
545 2008-06-16 Jan Hubicka <jh@suse.cz>
547 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
549 (cgraph_analyze_function): Likewise.
551 2008-06-16 Jan Hubicka <jh@suse.cz>
553 * cgraph.h (cgraph_mark_if_needed): New function.
554 * cgraphunit.c (cgraph_mark_if_needed): New function.
555 * c-decl.c (duplicate_decl): Use it.
557 2008-06-16 Jan Hubicka <jh@suse.cz>
559 * cgraph.c (cgraph_add_new_function): When in expansion state, do
562 2008-06-16 Jan Hubicka <jh@suse.cz>
564 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
566 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
567 Kazu Hirata <kazu@codesourcery.com>
568 Maxim Kuvyrkov <maxim@codesourcery.com
570 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
571 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
572 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
573 EXTRA_SPEC_FUNCTIONS.
574 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
575 (DRIVER_SELF_SPECS): Adjust.
576 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
577 * config/mips/st.h, config/mips/t-st: New.
578 * config/mips/driver-native.c, config/mips/x-native: New.
579 * doc/invoke.texi (MIPS): Document 'native' value for -march and
582 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
584 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
586 (ISA_HAS_FP_CONDMOVE): New macro.
587 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
588 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
589 (ISA_HAS_NMADD3_NMSUB3): New macro.
590 * config/mips/mips.c (mips_rtx_costs): Update.
591 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
592 compiling for ST Loongson 2E/2F.
593 (madd<mode>): Rename to madd4<mode>. Update.
594 (madd3<mode>): New pattern.
595 (msub<mode>): Rename to msub4<mode>. Update.
596 (msub3<mode>): New pattern.
597 (nmadd<mode>): Rename to nmadd4<mode>. Update.
598 (nmadd3<mode>): New pattern.
599 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
600 (nmadd3<mode>_fastmath): New pattern.
601 (nmsub<mode>): Rename to nmsub4<mode>. Update.
602 (nmsub3<mode>): New pattern.
603 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
604 (nmsub3<mode>_fastmath): New pattern.
605 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
607 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
609 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
610 (DF_REF_INSN_INFO): New.
611 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
612 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
613 with a NULL DF_REF_INSN_INFO.
614 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
616 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
617 DF_INSN_INFO_EQ_USES): New.
618 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
619 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
620 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
621 * df-core.c: Update comment for above changes.
622 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
623 DF_INSN_UID_* macros.
624 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
625 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
626 insn rtx. Update all callers.
627 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
628 df_ref_create_structure, df_insn_refs_collect): Likewise.
629 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
630 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
631 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
632 macros to access the insn refs.
633 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
634 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
635 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
636 for accessing the refs.
637 (try_fwprop_subst): Likewise.
638 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
639 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
640 for accessing the refs.
641 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
642 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
643 to look at the insn refs.
644 (record_uses): Likewise.
645 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
647 (mark_artificial_uses): Don't mark_insn for artificial refs.
648 (mark_reg_rependencies): Likewise.
650 * doc/rtl.texi: Remove documentation of ADDRESSOF.
652 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
654 * configure: Regenerate.
656 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
658 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
659 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
660 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
662 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
664 * config/avr/avr.c (avr_mcu_t): Add attiny167.
665 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
666 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
668 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
670 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
671 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
672 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
674 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
676 * tree-ssa-sccvn.c: Fix format of comments.
678 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
680 * cgraph.c: Remove unneeded forward declarations of eq_node()
683 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
685 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
687 (see_update_relevancy): Likewise.
688 * fwprop.c (try_fwprop_subst): Likewise.
689 * rtlanal.c (noop_move_p): Likewise.
690 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
691 notes to non-existing libcall blocks.
692 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
694 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
695 (dead_libcall_p): Remove.
696 (delete_trivially_dead_insns): Don't use it.
697 * web.c (union_defs): Remove comment about keeping nops.
698 * gcse.c (hash_scan_insn): Don't take libcall pointers.
699 (compute_hash_table_work): Don't track libcall notes.
700 (do_local_cprop): Don't take libcall pointers. Don't update
702 (adjust_libcall_notes): Deleted.
703 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
704 ever have existed in the first place).
705 (replace_store_insn): Don't try to remove libcall notes.
706 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
707 (resolve_reg_notes): Don't call them.
708 (resolve_simple_move): Likewise.
709 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
710 Don't remove REG_RETVAL notes.
711 * emit-rtl.c (try_split): Don't update libcall notes.
712 (emit_copy_of_insn_after): Dito.
713 * cselib.c (cselib_current_insn_in_libcall): Remove.
714 (cselib_process_insn): Don't set/clear it.
715 (new_elt_loc_list): Don't record it.
716 (cselib_init): Don't initialize it.
717 * cselib.c (struct elt_loc_list): Remove in_libcall field.
718 * loop-invariant.c (find_invariant_insn): Don't look for libcall
720 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
721 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
722 (init_deps): Don't initialize it.
723 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
724 * combine.c (delete_noop_moves): Don't update libcall notes.
725 (can_combine_p): Remove now pointless #if 0 block.
726 (try_combine): Remove another obsolete #if 0 block.
727 (distribute_notes): Don't distribute libcall notes.
728 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
729 * dce.c (libcall_dead_p): Remove.
730 (delete_unmarked_insns): Don't handle libcall blocks.
731 (preserve_libcall_for_dce): Remove.
732 (prescan_insns_for_dce): Don't special-case libcall block insns.
733 * reload1 (reload): Don't handle libcall notes.
734 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
737 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
739 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
741 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
743 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
745 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
746 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
747 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
749 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
751 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
753 2008-06-16 Ira Rosen <irar@il.ibm.com>
755 PR tree-optimization/36493
756 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
757 the arguments list. Use VECTYPE to create vector pointer.
758 (vectorizable_store): Fail if accesses through a pointer to vectype
759 do not alias the original memory reference operands.
760 Call vect_create_data_ref_ptr without the removed argument.
761 (vectorizable_load): Likewise.
762 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
765 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
768 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
771 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
773 * config/mips/loongson2ef.md: New file.
774 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
775 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
776 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
777 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
778 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
780 (loongson2ef.md): New include.
781 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
782 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
783 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
784 (loongson_gt_<mode>, loongson_extract_halfword)
785 (loongson_insert_halfword_0, loongson_insert_halfword_2)
786 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
787 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
788 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
789 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
790 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
791 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
792 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
793 (vec_interleave_low<mode>): Define type attribute.
794 * config/mips/mips.c (mips_ls2): New static variable.
795 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
796 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
797 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
798 Implement target scheduling hooks.
799 (mips_multipass_dfa_lookahead): Update to handle tuning for
801 (mips_sched_init): Initialize data for Loongson scheduling.
802 (mips_ls2_variable_issue): New static function.
803 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
805 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
806 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
807 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
808 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
809 Handle ST Loongson 2E/2F cores.
810 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
812 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
814 * omp-low.c (extract_omp_for_data): Fix comment typo.
817 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
819 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
820 FIXME note about gcc/config.guess.
821 * doc/options.texi (Option file format): Remove non-ASCII bytes.
822 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
823 * doc/cppopts.texi: Likewise.
824 * doc/extend.texi: Likewise.
825 * doc/gcc.texi: Likewise.
826 * doc/gccint.texi: Likewise.
827 * doc/gcov.texi: Likewise.
828 * doc/gty.texi: Likewise.
829 * doc/hostconfig.texi: Likewise.
830 * doc/install.texi: Likewise.
831 * doc/invoke.texi: Likewise.
832 * doc/loop.texi: Likewise.
833 * doc/makefile.texi: Likewise.
834 * doc/md.texi: Likewise.
835 * doc/passes.texi: Likewise.
836 * doc/tm.texi: Likewise.
837 * doc/tree-ssa.texi: Likewise.
838 * doc/trouble.texi: Likewise.
840 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
841 Nathan Sidwell <nathan@codesourcery.com>
842 Maxim Kuvyrkov <maxim@codesourcery.com>
843 Richard Sandiford <rdsandiford@googlemail.com>
845 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
846 * config/mips/mips-protos.h (mips_expand_vector_init): New.
847 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
849 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
850 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
851 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
853 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
854 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
855 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
856 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
857 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
858 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
859 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
860 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
861 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
862 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
863 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
864 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
865 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
866 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
867 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
868 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
869 (mips_builtins): Add Loongson builtins.
870 (mips_loongson_2ef_bdesc): New.
871 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
872 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
873 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
874 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
876 (mips_expand_vector_init): New.
877 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
878 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
880 * config/mips/mips.md: Add unspec numbers for Loongson
881 builtins. Include loongson.md.
882 (MOVE64): Include Loongson vector modes.
883 (SPLITF): Include Loongson vector modes.
884 (HALFMODE): Handle Loongson vector modes.
885 * config/mips/loongson.md: New.
886 * config/mips/loongson.h: New.
887 * config.gcc: Add loongson.h header for mips*-*-* targets.
888 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
890 2008-06-14 Joseph Myers <joseph@codesourcery.com>
892 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
893 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
894 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
895 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
896 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
897 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
898 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
899 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
900 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
901 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
902 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
903 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
904 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
905 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
906 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
907 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
908 Remove use_fixproto=yes.
909 (ia64*-*-hpux*): Remove comment about using fixproto.
910 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
912 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
914 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
916 * configure: Regenerate.
918 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
921 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
922 before evaluating it.
924 2008-06-13 Jakub Jelinek <jakub@redhat.com>
927 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
928 nested inline functions.
929 (start_decl, start_function): Don't invert DECL_EXTERNAL
930 for nested inline functions.
932 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
934 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
935 splits that must be made for correctness.
937 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
939 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
940 (AVAIL_NON_MIPS16): Likewise.
941 (mips_builtin_description): Replace target_flags with a predicate.
942 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
943 (dspr2_32): New availability predicates.
944 (MIPS_BUILTIN): New macro.
945 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
946 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
947 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
948 Replace the TARGET_FLAGS parameters with AVAIL parameters.
949 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
950 (mips_dsp_32only_bdesc): Merge into...
951 (mips_builtins): ...this new array.
952 (mips_bdesc_map, mips_bdesc_arrays): Delete.
953 (mips_init_builtins): Update after above changes.
954 (mips_expand_builtin_1): Merge into...
955 (mips_expand_builtin): ...here and update after above changes.
957 2008-06-12 Paul Brook <paul@codesourcery.com>
959 * longlong.h (__arm__): Define count_leading_zeros.
960 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
961 (clzsi2, clzdi2): New functions.
962 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
963 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
964 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
965 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
966 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
967 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
968 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
969 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
970 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
971 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
973 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
975 * config/m68k/m68k.c (m68k_tune_flags): New.
976 (override_options): Compute m68k_tune_flags.
977 (MULL_COST, MULW_COST): Update for various variants of CFV2.
978 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
980 2008-06-12 Jakub Jelinek <jakub@redhat.com>
983 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
985 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
987 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
988 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
990 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
992 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
993 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
995 2008-06-12 Jakub Jelinek <jakub@redhat.com>
998 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1001 2008-06-12 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/36345
1004 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1005 add memory_tag_needed flag.
1006 (may_alias_p): Declare.
1007 * tree-ssa-alias.c (may_alias_p): Export.
1008 (set_initial_properties): Use memory_tag_needed flag.
1009 (update_reference_counts): Likewise.
1010 (reset_alias_info): Reset memory_tag_needed flag.
1011 (create_name_tags): Check memory_tag_needed flag.
1012 (dump_points_to_info_for): Dump it.
1013 * tree-ssa-structalias.c (struct variable_info): Remove
1014 directly_dereferenced flag.
1015 (new_var_info): Do not initialize it.
1016 (process_constraint_1): Do not set it.
1017 (update_alias_info): Set is_dereferenced flag.
1018 (set_uids_in_ptset): Use may_alias_p.
1019 (set_used_smts): Check memory_tag_needed flag.
1020 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1021 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1022 memory_tag_needed flag.
1023 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1026 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1028 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1029 red zone for w64 abi.
1030 (ix86_expand_prologue): Likewise.
1031 (ix86_force_to_memory): Likewise.
1032 (ix86_free_from_memory): Likewise.
1034 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1037 * config/rs6000/rs6000.c (rs6000_override_options): Set
1038 rs6000_isel conditionally to the absence of comand line override.
1039 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1040 Remove duplicate rs6000_isel setting.
1041 * config/rs6000/eabispe.h: Ditto.
1043 2008-06-11 Richard Guenther <rguenther@suse.de>
1045 * alias.c (get_alias_set): Use the element alias-set for arrays.
1046 (record_component_aliases): For arrays and vectors do nothing.
1047 * c-common.c (strict_aliasing_warning): Handle the cases
1048 of alias set zero explicitly.
1049 * Makefile.in (dfp.o-warn): Add -Wno-error.
1051 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1053 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1055 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1056 tune_32 tune_64 to supported_defaults. Allow values not
1057 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1058 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1059 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1060 with_cpu_64 to generic for 64-bit-supporting configurations, not
1061 with_cpu. Remove FIXMEs.
1062 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1063 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1064 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1065 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1066 arch_32 and arch_64.
1068 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1069 Olivier Hainque <hainque@adacore.com>
1071 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1072 Use DECL_SIZE_UNIT to retrieve the size of the field.
1074 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1076 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1077 with function calls after declarations. Lay out
1078 neon_float_type_node before further use.
1080 2008-06-11 Richard Guenther <rguenther@suse.de>
1082 * tree-flow.h (may_point_to_global_var): Declare.
1083 * tree-ssa-alias.c (may_point_to_global_var): New function.
1084 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1086 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1088 * configure.ac: Teach that fido supports .debug_line.
1089 * configure: Regenerate.
1091 2008-06-10 Tom Tromey <tromey@redhat.com>
1093 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1096 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1098 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1099 (encode_decimal64, decode_decimal64, encode_decimal128,
1100 decode_decimal128): Reverse order of 32-bit parts of value if host
1101 and target endianness differ.
1103 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1105 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1106 Avoid division by 0.
1107 (tree_mod_pow2_value_transform): Likewise.
1108 (tree_ic_transform): Likewise.
1109 (tree_stringops_transform): Likewise.
1110 (tree_mod_subtract_transform): Likewise.
1111 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1112 (copy_edges_for_bb): Likewise.
1113 (initialize_cfun): Likewise.
1115 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1118 nonmemory_operand. Add "N" operand constraint.
1120 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1121 (*jcc_btsi_mask): Ditto.
1122 (*jcc_btsi_mask_1): Ditto.
1124 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1126 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1127 TYPE_CANONICAL for copied element type.
1129 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1132 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1133 Add m_CORE2 and m_GENERIC.
1134 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1135 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1137 (*jcc_btdi_rex64): New instruction and split pattern.
1139 (*jcc_btsi_1): Ditto.
1140 (*btsq): Fix Intel asm dialect operand order.
1144 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1147 * simplify-rtx.c (simplify_subreg): Add check for shift count
1150 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1152 * doc/md.texi: Synchronize with later constraints.md change.
1153 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1154 with a C implementation.
1155 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1157 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1158 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1159 when moving to and from MD_REGNUM.
1160 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1161 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1162 Handle byte and halfword moves.
1163 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1165 * config/mips/constraints.md (h): Turn into NO_REGS.
1166 (l, x): Update documentation.
1167 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1168 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1169 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1170 (HILO): New mode iterator.
1172 (any_div): New code iterator.
1173 (u): Extend code attribute to div and udiv.
1174 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1175 d_operand in the splitters. Remove redundant CONST_INT checks.
1176 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1177 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1178 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1179 accordingly, using normal moves instead of unspecs to move LO into
1180 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1181 (<u>mulsidi3): Handle expansion in C code.
1182 (<u>mulsidi3_32bit_internal): Rename to...
1183 (<u>mulsidi3_32bit): ...this.
1184 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1185 (*<u>mulsidi3_64bit): Rename to...
1186 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1187 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1188 to set LO and HI to the multiplication result. Use a normal move
1189 for MFLO and an unspec for MFHI.
1190 (*<u>mulsidi3_64bit_parts): Replace with...
1191 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1192 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1193 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1194 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1195 instead of HI. Split the instruction into a separate multiplication
1196 and MFHI if !TARGET_FIX_R4000.
1197 (<su>muldi3_highpart): Likewise.
1198 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1199 and the "=h" clobber.
1200 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1201 (<u>mulditi3): New expander.
1202 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1203 (madsi): Remove "=h" clobber.
1204 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1205 Force the modulus result to be a GPR and split the instruction into
1206 a division followed by an MFHI after reload.
1207 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1208 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1209 the MIPS16 HIGH define_split.
1210 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1211 of acc<->gpr moves to "multi".
1212 (*movdi_64bit): Replace the single "x" alternative with
1213 alternatives for moving into and out of "a".
1214 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1215 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1216 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1217 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1218 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1219 (movti): New expander.
1220 (*movti, *movti_mips16): New insns.
1221 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1222 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1223 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1224 * config/mips/predicates.md (fpr_operand): Delete.
1225 (d_operand): New predicate.
1227 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1229 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1230 failure on some Bourne shells.
1231 (x86_64-*-*): Ditto.
1233 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1235 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1237 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1239 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1240 (sparc-sun-solaris2*): Likewise.
1242 2008-06-09 Arnaud Charlet <charlet@adacore.com
1244 * doc/install.texi: Update requirements to build the Ada compiler.
1246 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1248 * df-scan.c (struct df_scan_problem_data): Remove the
1249 mw_link_pool alloc pool.
1250 (df_scan_free_internal): Don't free it.
1251 (df_scan_alloc): Don't allocate it.
1252 * df.h (struct df_link): Update comment.
1254 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1256 * except.h: Correct checks for when SJLJ exceptions must be used.
1258 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1260 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1263 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1265 PR tree-optimization/36218
1266 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1267 configure for the build system.
1268 (BUILD_LDFLAGS): Define.
1269 * configure: Regenerate.
1270 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1272 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1275 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1276 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1277 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1279 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1281 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1283 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1285 * config.gcc (Obsolete configurations): Remove list of
1287 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1288 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1289 targets matched by those patterns.
1290 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1291 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1292 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1293 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1294 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1295 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1296 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1297 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1298 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1299 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1300 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1301 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1302 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1303 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1304 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1305 Make code for Solaris 7 and greater unconditional for Solaris.
1306 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1307 Remove --with-* handling.
1308 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1309 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1310 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1311 LINK_OS_WINDISS_SPEC): Remove.
1312 * config/rs6000/sysv4.opt (mwindiss): Remove.
1313 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1314 * configure: Regenerate.
1315 * doc/cpp.texi: Don't mention BeOS.
1316 * doc/extend.texi (interrupt): Don't mention MS1.
1317 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1318 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1319 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1320 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1321 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1323 * doc/invoke.texi (MT Options): Remove.
1324 (-mwindiss): Remove.
1325 (CRIS Options): Remove cris-axis-aout references.
1326 (HPPA Options): Don't mention hppa1.1-*-pro.
1327 * doc/md.texi: (MorphoTech family): Remove.
1328 * libgcc2.c: Don't handle UWIN.
1329 * config/alpha/t-unicosmk: Remove.
1330 * config/alpha/unicosmk.h: Remove.
1331 * config/arm/kaos-arm.h: Remove.
1332 * config/arm/kaos-strongarm.h: Remove.
1333 * config/arm/strongarm-coff.h: Remove.
1334 * config/arm/strongarm-elf.h: Remove.
1335 * config/arm/strongarm-pe.h: Remove.
1336 * config/arm/t-strongarm-pe: Remove.
1337 * config/arm/t-xscale-coff: Remove.
1338 * config/arm/t-xscale-elf: Remove.
1339 * config/arm/xscale-coff.h: Remove.
1340 * config/arm/xscale-elf.h: Remove.
1341 * config/chorus.h: Remove.
1342 * config/cris/aout.h: Remove.
1343 * config/cris/aout.opt: Remove.
1344 * config/cris/t-aout: Remove.
1345 * config/i386/beos-elf.h: Remove.
1346 * config/i386/kaos-i386.h: Remove.
1347 * config/i386/ptx4-i.h: Remove.
1348 * config/i386/sco5.h: Remove.
1349 * config/i386/sco5.opt: Remove.
1350 * config/i386/sysv4-cpp.h: Remove.
1351 * config/i386/sysv5.h: Remove.
1352 * config/i386/t-beos: Remove.
1353 * config/i386/t-sco5: Remove.
1354 * config/i386/t-uwin: Remove.
1355 * config/i386/uwin.asm: Remove.
1356 * config/i386/uwin.h: Remove.
1357 * config/kaos.h: Remove.
1358 * config/mips/windiss.h: Remove.
1359 * config/mt: Remove directory.
1360 * config/pa/pa-osf.h: Remove.
1361 * config/pa/pa-pro-end.h: Remove.
1362 * config/pa/t-pro: Remove.
1363 * config/ptx4.h: Remove.
1364 * config/rs6000/beos.h: Remove.
1365 * config/rs6000/kaos-ppc.h: Remove.
1366 * config/rs6000/t-beos: Remove.
1367 * config/rs6000/windiss.h: Remove.
1368 * config/sh/kaos-sh.h: Remove.
1369 * config/sol2-6.h: Remove.
1370 * config/sparc/sol26-sld.h: Remove.
1371 * config/sparc/sysv4-only.h: Remove.
1372 * config/vax/bsd.h: Remove.
1373 * config/vax/t-memfuncs: Remove.
1374 * config/vax/ultrix.h: Remove.
1375 * config/vax/vaxv.h: Remove.
1376 * config/windiss.h: Remove.
1378 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1380 PR rtl-optimization/36438
1381 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1382 for vector shifts with constant scalar shift operands.
1384 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1386 * doc/invoke.texi: Document -march=xlr.
1387 * config/mips/xlr.md: New file.
1388 * config/mips/mips.md: Include it.
1390 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1391 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1392 (mips_rtx_cost_data): Likewise.
1394 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1396 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1397 PRE_INC and PRE_DEC cases.
1399 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1401 PR rtl-optimization/36419
1402 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1403 the emitting jump insn.
1406 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1407 is not bool, boolify the whole *expr_p and convert to the desired type.
1409 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1411 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1412 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1413 Add omp_private_outer_ref hook, add another argument to
1414 omp_clause_default_ctor hook.
1415 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1416 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1417 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1418 hook_tree_tree_tree_tree_null.
1419 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1420 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1421 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1422 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1423 * tree.def (OMP_TASK): New tree code.
1424 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1425 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1426 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1427 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1428 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1429 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1430 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1431 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1432 (OMP_DIRECTIVE_P): Add OMP_TASK.
1433 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1434 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1435 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1436 and OMP_CLAUSE_UNTIED entries.
1437 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1439 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1440 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1441 * tree-pretty-print.c (dump_omp_clause): Handle
1442 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1443 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1444 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1445 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1446 warning about unsigned iterators. Change decl/init/cond/incr
1447 arguments to TREE_VECs, check arguments for all collapsed loops.
1448 (c_finish_omp_taskwait): New function.
1449 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1451 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1452 default_function_array_conversion on init. Add par_clauses argument.
1453 If decl is present in parallel's lastprivate clause, change it to
1454 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1455 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1456 collapse count in clauses.
1457 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1458 c_parser_omp_for_loop callers.
1459 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1460 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1461 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1462 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1464 (c_parser_omp_clause_schedule): Handle schedule(auto).
1465 Include correct location in the error message.
1466 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1467 and PRAGMA_OMP_CLAUSE_UNTIED.
1468 (OMP_TASK_CLAUSE_MASK): Define.
1469 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1470 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1471 * tree-nested.c (convert_nonlocal_omp_clauses,
1472 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1473 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1474 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1475 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1477 (conver_nonlocal_reference, convert_local_reference,
1478 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1479 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1480 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1481 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1482 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1483 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1484 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1485 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1486 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1488 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1489 * c-common.h (c_finish_omp_taskwait): New prototype.
1490 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1491 * tree-parloops.c (create_parallel_loop): Create 1 entry
1492 vectors for OMP_FOR_{INIT,COND,INCR}.
1493 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1494 (make_edges): Handle OMP_TASK.
1495 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1496 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1497 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1498 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1499 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1500 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1501 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1502 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1503 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1504 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1505 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1506 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1507 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1508 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1509 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1510 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1511 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1512 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1513 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1514 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1515 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1516 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1517 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1518 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1519 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1520 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1521 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1522 original iterator is present in lastprivate clause or if
1523 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1524 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1525 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1526 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1527 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1528 if it is set, lookup var in outer contexts too. Handle
1529 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1530 to be implicitly determined firstprivate for task regions.
1531 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1532 if it is set, lookup var in outer contexts too. Set
1533 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1534 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1535 OMP_CLAUSE_UNTIED. Take region_type as last argument
1536 instead of in_parallel and in_combined_parallel.
1537 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1539 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1540 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1541 (new_omp_context): Set default_kind to
1542 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1543 (omp_region_type): New enum.
1544 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1545 fields, add region_type.
1546 (new_omp_context): Take region_type as argument instead of is_parallel
1547 and is_combined_parallel.
1548 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1549 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1550 ctx->is_combined_parallel checks.
1551 (gimplify_omp_task): New function.
1552 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1554 * omp-low.c (extract_omp_for_data): Use schedule(static)
1555 for schedule(auto). Handle pointer and unsigned iterators.
1556 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1557 Add loops argument. Extract data for collapsed OMP_FOR loops.
1558 (expand_parallel_call): Assert sched_kind isn't auto,
1559 map runtime schedule to index 3.
1560 (struct omp_for_data_loop): New type.
1561 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1562 Add loop, loops, collapse and iter_type fields.
1563 (workshare_safe_to_combine_p): Disallow combined for if
1564 iter_type is unsigned long long. Don't combine collapse > 1 loops
1565 unless all bounds and steps are constant. Adjust extract_omp_for_data
1567 (expand_omp_for_generic): Handle pointer, unsigned and long long
1568 iterators. Handle collapsed OMP_FOR loops. Adjust
1569 for struct omp_for_data changes. If libgomp function doesn't return
1570 boolean_type_node, add comparison of the return value with 0.
1571 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1572 pointer, unsigned and long long iterators. Adjust for struct
1573 omp_for_data changes.
1574 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1575 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1576 unsigned long long. Allocate loops array, pass it to
1577 extract_omp_for_data. For collapse > 1 loops use always
1578 expand_omp_for_generic.
1579 (omp_context): Add sfield_map and srecord_type fields.
1580 (is_task_ctx, lookup_sfield): New functions.
1581 (use_pointer_for_field): Use is_task_ctx helper. Change first
1582 argument's type from const_tree to tree. Clarify comment.
1583 In OMP_TASK disallow copy-in/out sharing.
1584 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1585 (install_var_field): Add mask argument. Populate both record_type
1586 and srecord_type if needed.
1587 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1589 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1590 and DECL_FIELD_OFFSET.
1591 (scan_sharing_clauses): Adjust install_var_field callers. For
1592 firstprivate clauses on explicit tasks allocate the var by value in
1593 record_type unconditionally, rather than by reference.
1594 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1595 Use is_taskreg_ctx instead of is_parallel_ctx.
1596 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1597 (create_omp_child_function_name): Add task_copy argument, use
1598 *_omp_cpyfn* names if it is true.
1599 (create_omp_child_function): Add task_copy argument, if true create
1600 *_omp_cpyfn* helper function.
1601 (scan_omp_parallel): Adjust create_omp_child_function callers.
1602 Rename parallel_nesting_level to taskreg_nesting_level.
1603 (scan_omp_task): New function.
1604 (lower_rec_input_clauses): Don't run constructors for firstprivate
1605 explicit task vars which are initialized by *_omp_cpyfn*.
1606 Pass outer var ref to omp_clause_default_ctor hook if
1607 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1608 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1609 OMP_CLAUSE_REDUCTION_INIT.
1610 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1611 avoid duplicate setting of fields. Handle
1612 OMP_CLAUSE_PRIVATE_OUTER_REF.
1613 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1614 copy-out if TREE_READONLY, only copy-in.
1615 (expand_task_copyfn): New function.
1616 (expand_task_call): New function.
1617 (struct omp_taskcopy_context): New type.
1618 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1620 (lower_omp_parallel): Rename to...
1621 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1622 Call create_task_copyfn if srecord_type is needed. Adjust
1624 (task_shared_vars): New variable.
1625 (check_omp_nesting_restrictions): Warn if work-sharing,
1626 barrier, master or ordered region is closely nested inside OMP_TASK.
1627 Add warnings for barrier if closely nested inside of work-sharing,
1628 ordered, or master region.
1629 (scan_omp_1): Call check_omp_nesting_restrictions even for
1630 GOMP_barrier calls. Rename parallel_nesting_level to
1631 taskreg_nesting_level. Handle OMP_TASK.
1632 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1633 work-sharing construct, continue looking for them on parent parallel
1635 (lower_omp_for_lastprivate): Add lastprivate clauses
1636 to the beginning of dlist rather than end. Adjust for struct
1637 omp_for_data changes.
1638 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1639 not after it. Handle collapsed OMP_FOR loops, adjust for
1640 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1641 (get_ws_args_for): Adjust extract_omp_for_data caller.
1642 (scan_omp_for): Handle collapsed OMP_FOR
1643 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1644 (lower_omp_single_simple): If libgomp function doesn't return
1645 boolean_type_node, add comparison of the return value with 0.
1646 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1647 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1648 (parallel_nesting_level): Rename to...
1649 (taskreg_nesting_level): ... this.
1650 (is_taskreg_ctx): New function.
1651 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1653 (execute_lower_omp): Rename parallel_nesting_level to
1654 taskreg_nesting_level.
1655 (expand_omp_parallel): Rename to...
1656 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1657 Call omp_task_call for OMP_TASK regions.
1658 (expand_omp): Adjust caller, handle OMP_TASK.
1659 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1661 * bitmap.c (bitmap_default_obstack_depth): New variable.
1662 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1663 if argument is NULL and bitmap_default_obstack is already initialized.
1664 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1666 * matrix-reorg.c (matrix_reorg): Likewise.
1668 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386.md (*indirect_jump): Macroize using P
1671 mode iterator. Remove !TARGET_64BIT from insn constraints.
1672 (*tablejump_1): Ditto.
1673 (*indirect_jump_rex64): Remove insn pattern.
1674 (*tablejump_1_rex64): Ditto.
1675 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1676 and eh_return_si insn patterns.
1678 2008-06-06 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-structalias.c (merge_smts_into): Remove.
1681 (find_what_p_points_to): Do not bother to compute the
1682 points-to set for pt_anything pointers.
1683 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1684 for pt_anything pointers is ok.
1686 2008-06-06 Jan Hubicka <jh@suse.cz>
1688 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1690 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1692 * cgraph.c: Fix typos in comments.
1693 (cgraph_availability_names): Fix string typo.
1694 * fold-const.c: Fix typos in comments.
1695 (fold_binary): Fix typo in warning.
1696 * genautomata.c: Fix typos in comments.
1697 (check_presence_pattern_sets): Fix typo in local variable.
1698 (output_description): Fix typo in output.
1699 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1700 * hwint.h: Likewise.
1701 * matrix-reorg.c (check_allocation_function): Likewise.
1702 * omega.c (smooth_weird_equations): Likewise.
1703 * auto-inc-dec.c: Fix typos in comments.
1704 * bb-reorder.c: Likewise.
1705 * builtins.c: Likewise.
1706 * c-common.c: Likewise.
1707 * c-cppbuiltin.c: Likewise.
1708 * c-parser.c: Likewise.
1709 * c-pretty-print.c: Likewise.
1710 * cfgcleanup.c: Likewise.
1711 * cfgexpand.c: Likewise.
1712 * cfghooks.c: Likewise.
1713 * cfglayout.c: Likewise.
1714 * cfgloopmanip.c: Likewise.
1715 * cgraphunit.c: Likewise.
1716 * coverage.c: Likewise.
1717 * dbxout.c: Likewise.
1718 * df-byte-scan.c: Likewise.
1719 * df-core.c: Likewise.
1720 * df-problems.c: Likewise.
1721 * df-scan.c: Likewise.
1723 * dominance.c: Likewise.
1724 * domwalk.c: Likewise.
1726 * dwarf2out.c: Likewise.
1727 * emit-rtl.c: Likewise.
1728 * et-forest.c: Likewise.
1729 * function.c: Likewise.
1730 * function.h: Likewise.
1732 * gcov-io.c: Likewise.
1735 * genattrtab.c: Likewise.
1736 * ggc-page.c: Likewise.
1737 * gimplify.c: Likewise.
1738 * gthr-lynx.h: Likewise.
1739 * haifa-sched.c: Likewise.
1740 * ipa-cp.c: Likewise.
1741 * ipa-inline.c: Likewise.
1742 * ipa-prop.h: Likewise.
1743 * ipa-pure-const.c: Likewise.
1744 * ipa-struct-reorg.c: Likewise.
1745 * ipa-struct-reorg.h: Likewise.
1746 * ipa-type-escape.c: Likewise.
1748 * loop-doloop.c: Likewise.
1749 * mips-tfile.c: Likewise.
1750 * mkmap-flat.awk: Likewise.
1751 * mkmap-symver.awk: Likewise.
1752 * modulo-sched.c: Likewise.
1753 * omp-low.c: Likewise.
1754 * optabs.c: Likewise.
1755 * optabs.h: Likewise.
1757 * passes.c: Likewise.
1758 * postreload-gcse.c: Likewise.
1759 * postreload.c: Likewise.
1760 * predict.c: Likewise.
1761 * pretty-print.h: Likewise.
1762 * profile.c: Likewise.
1763 * protoize.c: Likewise.
1764 * ra-conflict.c: Likewise.
1766 * recog.c: Likewise.
1767 * regclass.c: Likewise.
1769 * reload.c: Likewise.
1770 * rtl-error.c: Likewise.
1771 * rtlanal.c: Likewise.
1773 * sched-rgn.c: Likewise.
1776 * target.h: Likewise.
1777 * tree-dfa.c: Likewise.
1778 * tree-eh.c: Likewise.
1779 * tree-flow-inline.h: Likewise.
1780 * tree-inline.c: Likewise.
1781 * tree-into-ssa.c: Likewise.
1782 * tree-loop-distribution.c: Likewise.
1783 * tree-nested.c: Likewise.
1784 * tree-parloops.c: Likewise.
1785 * tree-pass.h: Likewise.
1786 * tree-pretty-print.c: Likewise.
1787 * tree-profile.c: Likewise.
1788 * tree-scalar-evolution.c: Likewise.
1789 * tree-sra.c: Likewise.
1790 * tree-ssa-alias-warnings.c: Likewise.
1791 * tree-ssa-ccp.c: Likewise.
1792 * tree-ssa-coalesce.c: Likewise.
1793 * tree-ssa-dom.c: Likewise.
1794 * tree-ssa-dse.c: Likewise.
1795 * tree-ssa-forwprop.c: Likewise.
1796 * tree-ssa-live.c: Likewise.
1797 * tree-ssa-live.h: Likewise.
1798 * tree-ssa-loop-im.c: Likewise.
1799 * tree-ssa-loop-ivopts.c: Likewise.
1800 * tree-ssa-loop-niter.c: Likewise.
1801 * tree-ssa-loop-prefetch.c: Likewise.
1802 * tree-ssa-phiopt.c: Likewise.
1803 * tree-ssa-phiprop.c: Likewise.
1804 * tree-ssa-sccvn.c: Likewise.
1805 * tree-ssa-ter.c: Likewise.
1806 * tree-ssa-threadupdate.c: Likewise.
1807 * tree-ssa.c: Likewise.
1808 * tree-vect-analyze.c: Likewise.
1809 * tree-vect-transform.c: Likewise.
1810 * tree-vectorizer.c: Likewise.
1811 * tree-vn.c: Likewise.
1812 * tree-vrp.c: Likewise.
1814 * tree.def: Likewise.
1816 * unwind-dw2-fde.c: Likewise.
1817 * unwind.inc: Likewise.
1818 * value-prof.c: Likewise.
1819 * vmsdbgout.c: Likewise.
1821 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1823 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1824 always place FP constants in the TOC for TARGET_POWERPC64.
1825 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1827 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1829 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1830 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1831 enable for TARGET_E500_DOUBLE.
1832 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1833 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1834 floating-point modes like integer modes for E500 double.
1835 (rs6000_legitimate_offset_address_p): Likewise.
1836 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1837 addressing for DDmode for E500 double.
1838 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1839 modes as using 64-bits of registers for E500 double.
1840 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1841 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1842 specially for E500 double.
1843 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1844 TDmode for E500 double.
1845 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1846 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1847 (rs6000_split_multireg_move): Do not handle TDmode specially for
1849 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1850 using 64-bit registers for E500 double.
1851 (emit_frame_save): Do not handle DDmode specially for E500 double.
1852 (gen_frame_mem_offset): Likewise.
1853 (rs6000_function_value): Do not call spe_build_register_parallel
1854 for DDmode or TDmode.
1855 (rs6000_libcall_value): Likewise.
1856 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1857 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1860 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1862 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1865 2008-06-04 Junjie Gu <jgu@tensilica.com>
1867 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1868 comparison for frame pointers.
1870 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1873 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1875 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1878 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1879 register is already smaller or equal to required mode.
1881 2008-06-04 Xinliang David Li <davidxl@google.com>
1883 * tree-call-cdce.c: New file.
1884 (cond_dead_built_in_calls): New static variable.
1885 (input_domain): New struct.
1886 (check_pow): New function.
1887 (check_builtin_call): Ditto.
1888 (check_target_format): Ditto.
1889 (is_call_dce_candidate): Ditto.
1890 (gen_one_condition): Ditto.
1891 (gen_conditions_for_domain): Ditto.
1892 (get_domain): Ditto.
1893 (gen_conditions_for_pow_cst_base): Ditto.
1894 (gen_conditions_for_pow_int_base): Ditto.
1895 (gen_conditions_for_pow): Ditto.
1896 (get_no_error_domain): Ditto.
1897 (gen_shrink_wrap_conditions): Ditto.
1898 (shrink_wrap_one_built_in_call): Ditto.
1899 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1900 (tree_call_cdce): Ditto.
1901 (gate_call_cdce): Ditto.
1902 (pass_call_cdce): New gimple pass.
1903 * passes.c: (init_optimization_passes): New pass.
1904 * tree-pass.h: New pass declaration.
1905 * opts.c (decode_options): New flag setting.
1906 * common.opt: Add -ftree-builtin-call-dce flag.
1907 * Makefile.in: Add new source file.
1908 * tempvar.def: New tv_id.
1909 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1911 2008-06-04 Richard Guenther <rguenther@suse.de>
1913 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1914 (is_call_clobbered): Always check var_ann->call_clobbered.
1915 (mark_call_clobbered): Always set var_ann->call_clobbered.
1916 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1917 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1918 (reset_alias_info): Clear call clobbering info on MTAGs and
1920 (set_pt_anything): Set pt_global_mem.
1921 (create_tag_raw): Adjust comment.
1922 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1924 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1925 Maxim Kuvyrkov <maxim@codesourcery.com>
1927 * config/m68k/m68k.opt (mxgot): New option.
1928 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1929 (m68k_output_addr_const_extra): New.
1930 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1931 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1932 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1933 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1935 2008-06-04 Richard Guenther <rguenther@suse.de>
1937 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1938 negative or non-representable offsets.
1940 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.c (ix86_gen_leave): New.
1943 (ix86_gen_pop1): Likewise.
1944 (ix86_gen_add3): Likewise.
1945 (ix86_gen_sub3): Likewise.
1946 (ix86_gen_sub3_carry): Likewise.
1947 (ix86_gen_one_cmpl2): Likewise.
1948 (ix86_gen_monitor): Likewise.
1949 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1950 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1951 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1952 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1953 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1954 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1955 (ix86_expand_epilogue): Updated.
1956 (print_operand): Handle integer register operand for 'z'.
1957 (ix86_expand_strlensi_unroll_1): Likewise.
1958 (ix86_expand_strlen): Likewise.
1959 (ix86_expand_builtin): Likewise.
1960 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1961 mov{q}/mov{l} and add{q}/add{l}.
1963 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1965 * config/i386/i386.md (P): New mode iterator.
1966 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1967 using P mode iterator.
1968 (DFmode push_operand splitter): Ditto.
1969 (XFmode push_operand splitter): Ditto.
1970 (DFmode float_extend SFmode push_operand splitter): Ditto.
1971 (XFmode float_extend SFmode push_operand splitter): Do not generate
1972 SImode pushes for 64bit target. Macroize Dimode and SImode
1973 pushes using P mode iterator.
1974 (XFmode float_extend DFmode push_operand splitter): Ditto.
1976 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1978 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1979 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1980 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1982 (ix86_call_abi_override): Remove check for call_used_regs.
1984 2008-06-03 Richard Guenther <rguenther@suse.de>
1986 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1987 for the lhs of calls if the return type contains pointers.
1989 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1991 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1992 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1993 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1994 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1995 of cfun and DEFAULT_ABI to deceide abi mode.
1997 (REG_PARM_STACK_SPACE): Removed.
1998 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1999 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2000 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2001 (ix86_function_abi): Likewise.
2002 (ix86_function_type_abi): Likewise.
2003 (ix86_call_abi_override): Likewise.
2004 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2005 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2006 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2007 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2009 (X86_64_REGPARM_MAX): New.
2010 (X86_64_SSE_REGPARM_MAX): New.
2011 (X64_REGPARM_MAX): New.
2012 (X64_SSE_REGPARM_MAX): New.
2013 (X86_32_REGPARM_MAX): New.
2014 (X86_32_SSE_REGPARM_MAX): New.
2015 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2016 (ix86_function_regparm): Handle user calling abi.
2017 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2018 by DEFAULT_ABI versus SYSV_ABI check.
2019 (ix86_reg_parm_stack_space): New.
2020 (ix86_function_type_abi): New.
2021 (ix86_call_abi_override): New.
2022 (ix86_function_abi): New.
2023 (ix86_cfun_abi): New.
2024 (init_cumulative_args): Call abi specific initialization.
2025 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2026 (function_arg_64): Extend SSE_REGPARM_MAX check.
2027 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2028 (ix86_pass_by_reference): Likewise.
2029 (ix86_function_value_regno_p): Likewise.
2030 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2031 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2032 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2033 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2034 (setup_incoming_varargs_64): Adjust regparm for call abi.
2035 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2036 (ix86_va_start): Likewise.
2037 (ix86_gimplify_va_arg): Likewise.
2038 (ix86_expand_prologue): Likewise.
2039 (output_pic_addr_const): Likewise.
2040 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2041 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2042 (x86_output_mi_thunk): Likewise.
2043 (x86_function_profiler): Likewise.
2044 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2045 (SYSV_ABI, MS_ABI): New constants.
2047 (init_regs): Add prototype of function in regclass.c file.
2048 (OVERRIDE_ABI_FORMAT): New.
2049 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2050 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2051 (OUTGOING_REG_PARM_STACK_SPACE): New.
2052 (ix86_reg_parm_stack_space): New prototype.
2053 (CUMULATIVE_ARGS): Add call_abi member.
2054 (machine_function): Add call_abi member.
2055 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2056 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2058 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2061 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2062 (avr_builtin_setjmp_frame_value): New function.
2063 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2064 (nonlocal_goto): Define.
2066 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2068 * config/mips/mips.c (mips_emit_loadgp): Return early if
2069 there is nothing do to, otherwise emit a blockage if
2070 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2071 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2073 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2075 * configure.ac: Drop unneeded backslash ending up in config.in.
2076 * acinclude.m4: Likewise.
2077 * config.in: Regenerate.
2079 2008-05-26 Jan Hubicka <jh@suse.cz>
2081 * predict.c (maybe_hot_frequency_p): Break out of...
2082 (maybe_hot_bb_p): ... here.
2083 (maybe_hot_edge_p): New.
2084 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2085 * basic-block.h (maybe_hot_edge_p): Declare.
2087 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2090 (*cmpfp_<mode>_cc): Ditto.
2091 (*fp_jcc_8<mode>_387): Ditto.
2092 (*fop_<MODEF:mode>_2_i387): Ditto.
2093 (*fop_<MODEF:mode>_3_i387): Ditto.
2094 (*fop_xf_2_i387): Ditto.
2095 (*fop_xf_3_i387): Ditto.
2097 2008-06-02 Tomas Bily <tbily@suse.cz>
2099 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2101 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2103 * config/mips/mips.c (mips_valid_offset_p): New function.
2104 (mips_valid_lo_sum_p): Likewise.
2105 (mips_classify_address): Use them.
2106 (mips_force_address): New function.
2107 (mips_legitimize_address): Use it.
2108 * config/mips/mips.md (MOVE128): New mode iterator.
2109 (movtf): Require TARGET_64BIT. Remove empty strings.
2110 (*movtf_internal): Rename to...
2111 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2112 of "R" and use {,fp}{load,store} attributes instead of "multi".
2113 Use a separate define_split.
2114 (*movtf_mips16): New pattern.
2116 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2118 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2119 * config/mips/mips.c (mips_expand_before_return): New function.
2120 (mips_expand_epilogue): Call it.
2121 * config/mips/mips.md (return): Turn into a define_expand.
2122 (*return): New insn.
2124 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2126 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2127 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2128 functions. Do not emit uses and clobbers of CONCATs; individually
2129 use and clobber their operands.
2130 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2131 gen_clobber, emit_use and gen_use.
2132 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2133 (expand_builtin_return): Likewise.
2134 * cfgbuild.c (count_basic_blocks): Likewise.
2135 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2136 * explow.c (emit_stack_restore): Likewise.
2137 * expmed.c (extract_bit_field_1): Likewise.
2138 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2139 (emit_move_multi_word, store_constructor): Likewise.
2140 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2141 (thread_prologue_and_epilogue_insns): Likewise.
2142 * lower-subreg.c (resolve_simple_move): Likewise.
2143 * optabs.c (widen_operand, expand_binop): Likewise.
2144 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2145 * reload.c (find_reloads): Likewise.
2146 * reload1.c (eliminate_regs_in_insn): Likewise.
2147 * stmt.c (expand_nl_goto_receiver): Likewise.
2148 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2149 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2150 * config/arm/arm.c (arm_load_pic_register): Likewise.
2151 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2152 * config/arm/arm.md (untyped_return): Likewise.
2153 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2154 * config/avr/avr.c (expand_prologue): Likewise.
2155 * config/bfin/bfin.c (do_unlink): Likewise.
2156 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2157 * config/cris/cris.c (cris_expand_prologue): Likewise.
2158 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2159 (machopic_legitimize_pic_address): Likewise.
2160 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2161 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2162 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2163 (ix86_expand_convert_uns_didf_sse): Likewise.
2164 (ix86_expand_vector_init_general): Likewise.
2165 * config/ia64/ia64.md (eh_epilogue): Likewise.
2166 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2167 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2168 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2169 (config/iq2000/iq2000.c): Likewise.
2170 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2171 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2172 (builtin_longjmp): Likewise.
2173 * config/mn10300/mn10300.md (call, call_value): Likewise.
2174 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2175 * config/pdp11/pdp11.md (abshi2): Likewise.
2176 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2177 * config/s390/s390.c (s390_emit_prologue): Likewise.
2178 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2179 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2180 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2181 * config/sh/sh.c (prepare_move_operands): Likewise.
2182 (output_stack_adjust, sh_expand_epilogue): Likewise.
2183 (sh_set_return_address, sh_expand_t_scc): Likewise.
2184 * config/sparc/sparc.c (load_pic_register): Likewise.
2185 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2186 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2187 * config/v850/v850.c (expand_epilogue): Likewise.
2189 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2191 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2192 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2193 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2194 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2195 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2196 stack pointer register.
2197 (output_movhi): Remove code for interrupt specific writing to the
2198 stack pointer register.
2200 2008-05-31 Richard Guenther <rguenther@suse.de>
2202 PR tree-optimization/34244
2203 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2204 (tree_expr_nonzero_warnv_p): Likewise.
2205 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2206 ssa_name_nonnegative_p.
2207 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2208 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2209 not tree_expr_nonzero_warnv_p.
2211 PR tree-optimization/36262
2213 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2215 PR tree-optimization/34244
2216 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2217 (record_numbers_of_iterations): New function.
2218 (execute_vrp): Cache the numbers of iterations of loops.
2219 * tree-scalar-evolution.c (scev_reset_except_niters):
2221 (scev_reset): Use scev_reset_except_niters.
2222 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2224 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2226 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2227 __WORKAROUND_RETS when appropriate.
2229 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2232 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2234 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2235 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2236 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2237 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2238 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2239 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2240 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2241 *fop_df_1_sse insn patterns using MODEF mode iterator.
2242 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2243 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2244 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2245 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2246 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2247 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2248 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2249 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2250 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2251 (*fop_xf_5_i387): Ditto.
2252 (*fop_xf_6_i387): Ditto.
2254 2008-05-30 Richard Guenther <rguenther@suse.de>
2256 * builtins.c (build_string_literal): Avoid generating
2257 a non-gimple_val result.
2259 2008-05-30 DJ Delorie <dj@redhat.com>
2261 * exec-tool.in: Use an environment variable (private) instead of a
2262 file (shared) as a semaphore, so as to not break parallel builds.
2264 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2266 * optabs.c (maybe_encapsulate_block): Remove.
2267 (emit_libcall_block): Adjust accordingly.
2268 * optabs.h (maybe_encapsulate_block): Remove prototype.
2270 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2271 Don't use maybe_encapsulate_block.
2273 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2275 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2276 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2277 rtx is a SYMBOL_REF before calling get_pool_constant.
2279 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2281 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2283 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2285 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2286 rather than OS names to choose INO_T_EQ definition.
2287 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2288 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2290 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2293 * config/darwin-f.c: New.
2294 * config/t-darwin: Added rule to build darwin-f.o.
2295 * config.gcc: Defined new variable, fortran_target_objs.
2296 (*-*-darwin*): Set fortran_target_objs.
2297 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2298 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2299 * configure: Regenerated.
2301 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2305 canonical type if needed.
2307 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2309 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2311 2008-05-29 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/36343
2314 PR tree-optimization/36346
2315 PR tree-optimization/36347
2316 * tree-flow.h (clobber_what_p_points_to): Declare.
2317 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2318 pointed-to variable is dereferenced is irrelevant to whether
2319 the pointer can access the pointed-to variable.
2320 (clobber_what_p_points_to): New function.
2321 * tree-ssa-alias.c (set_initial_properties): Use it.
2322 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2323 call clobber check for NMTs.
2325 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2327 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2328 for printing gcov_type.
2330 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2332 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2333 and the eh region information.
2334 * value-prof.c (gimple_move_stmt_histograms): New function.
2335 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2337 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2339 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2341 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2343 * value-prof.c (tree_ic_transform): Print counts.
2344 * tree-profile.c (tree_gen_ic_func_profiler):
2345 Clear __gcov_indreict_call_callee variable to avoid misattribution
2348 2008-05-28 Rafael Espindola <espindola@google.com>
2350 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2353 2008-05-28 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/36339
2356 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2357 and clobbering code out of the loop.
2359 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2361 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2364 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2365 s390_contiguous_bitmask_p, s390_symref_operand_p,
2366 s390_check_symref_alignment, s390_reload_larl_operand,
2367 s390_reload_symref_address): New functions.
2368 (s390_branch_condition_mnemonic): Support compare and branch
2370 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2371 and 'W' constraints.
2372 (s390_secondary_reload): Add secondary reloads for unaligned
2373 symbol refs or symbol refs to floating point or QI/TI mode
2375 (legitimate_address_p): Accept symbol references as addresses.
2376 (s390_expand_insv): Use rotate and insert selected bits
2377 instruction for insv when building for z10.
2378 (print_operand_address): Handle symbol ref addresses.
2379 (print_operand): Output modifier 'c' added for signed byte values.
2380 (s390_encode_section_info): Mark symbol refs with
2381 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2383 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2384 (length attribute): RRF, RRR have 4 byte length.
2385 (FPALL, INTALL): New mode iterators added.
2386 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2387 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2388 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2389 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2390 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2391 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2392 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2393 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2395 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2396 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2397 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2398 reload<INTALL:mode><P:mode>_toreg_z10,
2399 reload<FPALL:mode><P:mode>_tomem_z10,
2400 reload<FPALL:mode><P:mode>_toreg_z10,
2401 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2402 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2403 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2404 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2406 (movmem, clrmem, cmpmem): New splitters added.
2408 * config/s390/predicates.md (larl_operand): Use
2409 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2410 SYMBOL_REF_ALIGN1_P.
2411 (s390_signed_integer_comparison,
2412 s390_unsigned_integer_comparison): New predicates.
2414 * config/s390/s390-protos.h (s390_check_symref_alignment,
2415 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2416 s390_reload_symref_address,
2417 s390_compare_and_branch_condition_mask): Prototypes added.
2419 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2420 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2421 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2423 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2425 * config/s390/s390.c (z10_cost): New cost function for z10.
2426 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2427 (s390_issue_rate): Adjust issue rate for z10.
2428 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2429 (processor_flags): Add PF_Z10.
2430 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2431 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2432 * gcc/config.gcc: Add z10.
2434 2008-05-28 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/36291
2437 * tree-flow. h (struct gimple_df): Remove var_anns member.
2438 * tree-flow-inline.h (gimple_var_anns): Remove.
2439 (var_ann): Simplify.
2440 * tree-dfa.c (create_var_ann): Simplify.
2441 (remove_referenced_var): Clear alias info from var_anns of globals.
2442 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2443 (delete_tree_ssa): Clear alias info from var_anns of globals.
2444 Do not free var_anns.
2445 (var_ann_eq): Remove.
2446 (var_ann_hash): Likewise.
2448 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2450 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2451 and loongson2f entries.
2452 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2453 * config/mips/mips.h (processor_type): Add Loongson-2E
2454 and Loongson-2F entries.
2455 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2456 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2457 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2458 * doc/invoke.texi (MIPS Options): Document loongson2e
2459 and loongson2f processor names.
2461 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/i386.c (ix86_function_arg_boundary): Use
2466 alignment of canonical type.
2467 (ix86_expand_vector_move): Check unaligned memory access for
2470 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2472 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2473 Moved to the front of file.
2475 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2476 H.J. Lu <hongjiu.lu@intel.com>
2478 * dwarf2out.c (current_fde): New.
2480 (lookup_cfa:): Likewise.
2481 (dwarf2out_end_epilogue): Likewise.
2482 (dwarf2out_note_section_used): Likewise.
2484 2008-05-27 Michael Matz <matz@suse.de>
2487 * c.opt (Wenum-compare): New warning option.
2488 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2490 2008-05-27 Michael Matz <matz@suse.de>
2493 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2495 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2496 into memory as tail calls.
2498 2008-05-27 Richard Guenther <rguenther@suse.de>
2500 PR tree-optimization/36339
2501 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2502 pointers cause all addressable variables to be call clobbered.
2504 2008-05-27 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/36245
2507 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2509 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2511 * config/s390/s390.md: Replace all occurences of the 'm'
2512 constraint with 'RT'.
2514 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2516 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2518 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2520 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2521 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2522 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2524 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2526 * reload.c: (find_reloads): Skip alternatives according to the
2527 "enabled" attribute. Constify the constraint variable.
2528 * recog.c (get_attr_enabled): Add default implementation.
2529 (extract_insn): Set the alternative_enabled_p array
2530 in the recog_data struct.
2531 (preprocess_constraints, constrain_operands): Skip
2532 alternatives according to the "enabled" attribute
2533 * recog.h (struct recog_data): New field alternative_enabled_p.
2534 (skip_alternative): New inline function.
2535 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2536 (record_reg_classes): Skip alternative according to the
2537 "enabled" attribute.
2539 * doc/md.texi: Add documention for the "enabled" attribute.
2541 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2543 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2544 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2545 constraint with TARGET_MEM_CONSTRAINT.
2546 * recog.c (asm_operand_ok, preprocess_constraints,
2547 constrain_operands): Likewise.
2548 * regclass.c (record_reg_classes): Likewise.
2549 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2550 * reload1.c (maybe_fix_stack_asms): Likewise.
2551 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2552 * recog.h: Adjust comment.
2553 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2554 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2555 * doc/md.texi: Add a note to description of 'm' constraint.
2556 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2558 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2560 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2561 that the bitfield is of integral type before testing its precision.
2563 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2564 Sa Liu <saliu@de.ibm.com>
2566 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2567 __modti3, __udivti3, __umodti3 and __udivmodti4.
2568 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2569 that implement TImode mul and div functions.
2570 * config/spu/multi3.c: New. Implement __multi3.
2571 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2572 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2575 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2577 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2578 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2579 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2580 tls_sysv_suffix): New mode and mode attribute iterators.
2581 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2582 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2583 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2584 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2585 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2588 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2590 PR tree-optimization/36329
2591 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2592 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2593 * cgraphbuild.c (initialize_inline_failed): Use the latter
2594 macro in lieu of the former.
2595 * ipa-inline.c (cgraph_mark_inline): Likewise.
2596 (cgraph_decide_inlining_of_small_function): Likewise.
2597 (cgraph_decide_inlining): Likewise.
2598 (cgraph_decide_inlining_incrementally): Likewise.
2600 2008-05-26 Tristan Gingold <gingold@adacore.com>
2601 Anatoly Sokolov <aesok@post.ru>
2603 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2604 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2605 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2606 optimization for 'avr6' architecture.
2608 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2611 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2613 2008-05-26 Richard Guenther <rguenther@suse.de>
2615 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2616 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2618 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2621 * caller-save.c (insert_restore): Verify alignment of spill space.
2622 (insert_save): Likewise.
2623 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2624 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2625 (STACK_SLOT_ALIGNMENT): Likewise.
2626 * function.c (LOCAL_ALIGNMENT): Removed.
2627 (get_stack_local_alignment): New.
2628 (assign_stack_local): Use it. Set alignment on stack slot.
2629 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2630 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2631 (STACK_SLOT_ALIGNMENT): New.
2632 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2633 stack slot in XFmode.
2635 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2637 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2640 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2641 argument operand in rax isn't removed.
2643 2008-05-26 Richard Guenther <rguenther@suse.de>
2646 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2647 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2649 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2652 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2654 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2656 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2657 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2659 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2661 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2662 build a trampoline if we don't want one.
2663 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2664 return zero for nested functions if we don't want a trampoline.
2666 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2668 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2670 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2673 * c.opt: Removed undocumented option '-lang-fortran'.
2674 * c-common.h: Removed global variable 'lang_fortran'.
2675 * c-opts.c (c_common_handle_option): Removed code to handle
2676 option '-lang-fortran'. Updated includes.
2677 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2678 definition of '__GFORTRAN__'.
2679 (define__GNUC__): Reimplemented to use BASEVER and
2680 cpp_define_formatted.
2681 (builtin_define_with_value_n): Removed.
2682 * c-incpath.h: Renamed to ...
2683 * incpath.h: ... this.
2684 * c-incpath.c: Renamed to ...
2685 * incpath.c: ... this. Updated includes.
2686 * fix-header.c: Updated includes.
2687 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2688 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2689 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2691 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2693 * tree.h: Update the table of flags used on tree nodes.
2694 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2695 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2696 (FORCED_LABEL): Add access check.
2697 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2698 (ASM_INPUT_P): Likewise.
2699 (ASM_VOLATILE_P): Likewise.
2700 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2701 (OMP_SECTION_LAST): Access private_flag directly.
2702 (OMP_RETURN_NOWAIT): Likewise.
2703 (OMP_PARALLEL_COMBINED): Likewise.
2704 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2705 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2706 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2707 deprecated_flag directly.
2709 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2711 * final.c (frame_pointer_needed): Removed.
2712 * flags.h (frame_pointer_needed): Likewise.
2714 * function.h (rtl_data): Add frame_pointer_needed.
2715 (frame_pointer_needed): New.
2717 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2719 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2721 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2723 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2726 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2728 * c-common.c (strip_array_types): Move function to..
2730 (get_inner_array_type): Delete.
2731 * c-common.h (strip_array_types): Move declaration to..
2733 (get_inner_array_type): Delete.
2734 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2735 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2736 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2737 * config/pa/pa.c (emit_move_sequence): Likewise.
2739 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2741 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2744 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2746 * function.c: Include target hook for nonlocal_goto frame value.
2748 2008-05-24 Richard Guenther <rguenther@suse.de>
2750 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2751 variable can be only accessed through a pointer or a union.
2753 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2756 * doc/extend.texi: Likewise.
2758 2008-05-23 DJ Delorie <dj@redhat.com>
2760 * config/m32c/jump.md (untyped_call): Add.
2762 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2764 (m32c_address_cost): Detail costs for indirect offsets.
2766 2008-05-23 Rafael Espindola <espindola@google.com>
2768 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2769 if a node is a SUBREG.
2770 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2773 2008-05-23 Paul Brook <paul@codesourcery.com>
2774 Carlos O'Donell <carlos@codesourcery.com>
2776 * doc/extend.texi: Clarify use of __attribute__((naked)).
2777 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2778 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2779 * function.c (use_register_for_decl): Use
2780 targetm.calls.allocate_stack_slots_for_args.
2781 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2782 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2783 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2785 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2787 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2789 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2791 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2792 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2793 is only rounded once.
2795 2008-05-23 Richard Guenther <rguenther@suse.de>
2797 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2799 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2800 Jakub Jelinek <jakub@redhat.com>
2803 * configure.ac: Handle --enable-cld.
2804 * configure: Regenerated.
2805 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2806 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2807 (ix86_current_function_needs_cld): New define.
2808 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2809 (cld): New isns pattern.
2810 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2811 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2812 * config/i386/i386.opt (mcld): New option.
2813 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2814 TARGET_CLD and ix86_current_function_needs_cld.
2815 (override_options): Use -mcld by default for 32-bit code if
2818 * doc/install.texi (Options specification): Document --enable-cld.
2819 * doc/invoke.texi (Machine Dependent Options)
2820 [i386 and x86-64 Options]: Add -mcld option.
2821 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2823 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2824 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2825 (return_in_memory_64): Likewise.
2826 (return_in_memory_ms_64): Likewise.
2828 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2830 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2831 * builtins.c (fold_builtin_fpclassify): New.
2832 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2833 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2834 * c-common.c (handle_type_generic_attribute): Adjust to accept
2835 fixed arguments before an elipsis.
2836 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2837 * doc/extend.texi: Document __builtin_fpclassify.
2839 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2841 * omp-low.c (gate_expand_omp_ssa): Remove.
2842 (pass_expand_omp_ssa): Remove.
2843 (gate_expand_omp): Do not check for flag_openmp_ssa.
2844 * common.opt (-fopenmp-ssa): Remove.
2845 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2847 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2849 * config/sh/sh.opt (mfixed-range): New option.
2850 * config/sh/sh-protos.h (sh_fix_range): Declare.
2851 * config/sh/sh.c (sh_fix_range): New function.
2852 * config/sh/sh.h (sh_fixed_range_str): Declare.
2853 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2855 * doc/invoke.texi (SH Options): Document -mfixed-range.
2857 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2859 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2860 it before the redeclaration.
2862 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2864 * config/avr/avr.c (get_sequence_length): Add new function.
2865 (expand_prologue, expand_epilogue): Remove duplicate code.
2867 2008-05-22 Rafael Espindola <espindola@google.com>
2869 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2872 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2874 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2875 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2877 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2878 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2879 (vect_update_misalignment_for_peel): Likewise.
2880 (vector_alignment_reachable_p): Likewise.
2881 * tree-vect-transform.c (vectorizable_load): Likewise.
2882 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2883 (get_vectype_for_scalar_type): Pass mode of scalar_type
2884 to UNITS_PER_SIMD_WORD.
2886 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2887 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2888 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2889 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2890 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2892 2008-05-22 Ira Rosen <irar@il.ibm.com>
2894 PR tree-optimization/36293
2895 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2896 if the first load must be skipped because of a gap.
2898 2008-05-22 Richard Guenther <rguenther@suse.de>
2900 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2901 more cases of offset disambiguation that is possible if
2902 strict-aliasing rules apply.
2903 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2904 for basic offset and type-based disambiguation.
2906 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2908 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2909 ix86_expand_vector_set on V16QImode for SSE4.1.
2911 2008-05-21 Tom Tromey <tromey@redhat.com>
2913 * c.opt (Wimport): Mark as undocumented.
2914 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2916 (Warning Options): Likewise.
2917 * doc/cppopts.texi: Don't mention -Wimport.
2919 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2921 PR tree-optimization/36287
2922 PR tree-optimization/36286
2923 * lambda-code.c (build_access_matrix): Do not use the loop->num
2924 for computing the number of induction variables: use the loop depth
2927 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2930 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2931 option -f(no-)leading-underscore.
2933 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2935 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2936 GET_MODE_NUNITS (mode).
2938 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2940 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2941 (-mmulhw): Add 464 to description.
2942 (-mdlmzb): Likewise.
2943 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2944 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2946 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2947 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2948 * config/rs6000/rs6000.md: Update comments for 464.
2950 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2952 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2954 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2956 * config/i386/sse.md (vec_extractv4sf): Removed.
2957 (vec_extractv2df): Likewise.
2958 (vec_extractv2di): Likewise.
2959 (vec_extractv4si): Likewise.
2960 (vec_extractv8hi): Likewise.
2961 (vec_extractv16qi): Likewise.
2962 (vec_extract<mode>): New.
2964 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2966 * config/i386/sse.md (vec_setv4sf): Removed.
2967 (vec_setv2df): Likewise.
2968 (vec_setv2di): Likewise.
2969 (vec_setv4si): Likewise.
2970 (vec_setv8hi): Likewise.
2971 (vec_setv16qi): Likewise.
2972 (vec_set<mode>): New.
2974 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2976 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2977 goto for vec_concat and vec_interleave.
2979 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2981 * config/i386/sse.md (vec_initv4sf): Removed.
2982 (vec_initv2df): Likewise.
2983 (vec_initv2di): Likewise.
2984 (vec_initv4si): Likewise.
2985 (vec_initv8hi): Likewise.
2986 (vec_initv16qi): Likewise.
2987 (vec_init<mode>): New.
2989 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2991 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2993 2008-05-21 Tom Tromey <tromey@redhat.com>
2995 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2996 (zone_find_object_offset): Likewise.
2997 (gt_ggc_m_S): Likewise.
2998 (highest_bit): Likewise.
2999 * ggc-page.c (gt_ggc_m_S): New function.
3000 * stringpool.c (string_stack): Remove.
3001 (init_stringpool): Update.
3002 (ggc_alloc_string): Use ggc_alloc.
3003 (maybe_delete_ident): New function.
3004 (ggc_purge_stringpool): Likewise.
3005 (gt_ggc_m_S): Remove.
3006 * ggc-common.c (ggc_protect_identifiers): New global.
3007 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3008 ggc_protect_identifiers.
3009 * ggc.h (ggc_protect_identifiers): Declare.
3010 (gt_ggc_m_S): Update.
3011 (ggc_purge_stringpool): Declare.
3012 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3013 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3015 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3017 2008-05-21 David S. Miller <davem@davemloft.net>
3019 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3022 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3024 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3027 2008-05-20 David Daney <ddaney@avtrex.com>
3029 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3030 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3031 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3032 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3033 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3034 (atomic_hiqi_op): New define_code_iterator.
3035 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3036 mips_expand_compare_and_swap_12.
3037 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3038 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3039 (sync_<optab><mode>, sync_old_<optab><mode>,
3040 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3041 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3042 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3043 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3044 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3045 (test_and_set_12): New insn.
3046 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3047 sync_new_<optab><mode>, sync_old_nand<mode>,
3048 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3049 clobber to operand 0 for SI and DI mode insns.
3050 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3051 mips_gen_fn_4): New typedefs.
3052 (mips_gen_fn_ptrs): Define new union type.
3053 (mips_expand_compare_and_swap_12): Remove declaration.
3054 (mips_expand_atomic_qihi): Declare function.
3055 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3056 (mips_expand_atomic_qihi): ... this. Use new generator function
3058 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3059 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3060 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3061 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3062 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3063 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3064 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3065 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3066 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3067 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3070 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3075 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3077 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3078 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3079 (avr_attribute_table): Add 'OS_main' function attribute.
3080 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3081 functions with 'OS_main' attribute.
3083 2008-05-20 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/35204
3086 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3087 helper, split out from ...
3088 (DFS): ... here. Make the DFS walk non-recursive.
3090 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3091 Jan Sjodin <jan.sjodin@amd.com>
3093 PR tree-optimization/36181
3094 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3095 (parallelize_loops): Don't parallelize when the loop has vector
3098 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3099 Sebastian Pop <sebastian.pop@amd.com>
3101 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3102 matrix, and never look at the tree representation of the memory
3104 (linear_transform_loops): Computes parameters and access matrices.
3105 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3107 (access_matrix_get_index_for_parameter): New.
3108 * tree-data-ref.h (struct access_matrix): New.
3109 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3110 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3111 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3112 am_vector_index_for_loop): New.
3113 (struct data_reference): Add field access_matrix.
3114 (DR_ACCESS_MATRIX): New.
3115 (compute_data_dependences_for_loop): Update declaration.
3116 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3117 * lambda.h (lambda_vector_vec_p): Declared.
3118 * lambda-code.c: Depend on pointer-set.h.
3119 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3120 av_for_af_base, av_for_af, build_access_matrix,
3121 lambda_compute_access_matrices): New.
3122 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3124 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3126 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3129 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3130 Sebastian Pop <sebastian.pop@amd.com>
3132 PR tree-optimization/36206
3133 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3135 (instantiate_scev_1): Rename flags to fold_conversions.
3136 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3137 outeside instantiation_loop.
3138 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3139 (evolution_function_is_affine_or_constant_p): Removed.
3140 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3142 (analyze_siv_subscript): Pass in the loop nest number.
3143 Call evolution_function_is_affine_in_loop instead of
3144 evolution_function_is_affine_p.
3145 (analyze_overlapping_iterations): Pass in the loop nest number.
3147 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3148 Sebastian Pop <sebastian.pop@amd.com>
3150 PR tree-optimization/36206
3151 * tree-chrec.h (chrec_fold_op): New.
3152 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3155 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3157 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3159 (remove_duplicates): Do not set inode on non-inode systems.
3162 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3164 * config.gcc (tm_file): Update comments about relative pathnames.
3166 2008-05-20 Richard Guenther <rguenther@suse.de>
3168 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3169 * tree-ssa-sccvn.c (process_scc): Likewise.
3170 * tree-ssa-sink.c (execute_sink_code): Likewise.
3171 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3172 * tree-vrp.c (process_assert_insertions): Likewise.
3173 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3174 (perform_tree_ssa_dce): Likewise.
3175 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3176 (dump_dominator_optimization_stats): Likewise.
3177 * tree-vectorizer.c (vectorize_loops): Likewise.
3179 2008-05-20 Richard Guenther <rguenther@suse.de>
3181 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3183 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3185 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3186 (ix86_i386elf_return_in_memory): Likewise.
3187 (ix86_i386interix_return_in_memory): Likewise.
3188 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3189 (SUBTARGET_RETURN_IN_MEMORY): New.
3190 * config/i386/i386elf.h: Likewise.
3191 * config/i386/ptx4-i.h: Likewise.
3192 * config/i386/sol2-10.h: Likewise.
3193 * config/i386/sysv4.h: Likewise.
3194 * config/i386/vx-common.h: Likewise.
3195 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3196 * config/i386/i386.c (ix86_return_in_memory): Made static and
3197 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3198 (ix86_i386elf_return_in_memory): Removed.
3199 (ix86_i386interix_return_in_memory): Removed.
3200 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3201 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3203 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3205 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3207 2008-05-19 Xinliang David Li <davidxl@google.com>
3209 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3211 * common.opt: Ditto.
3212 * doc/invoke.texi: Ditto.
3214 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3217 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3219 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3222 sizes of operand array from 8/4 to 4/2.
3223 (ix86_expand_vector_init_general): Change size of operand array
3224 from 32 to 16. Remove op0, op1 and half_mode.
3226 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3228 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3229 (ix86_expand_vector_init_interleave): Likewise.
3230 (ix86_expand_vector_init_general): Use them. Assert
3231 word_mode == SImode when n_words == 4.
3233 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3235 * config/i386/i386.c (ix86_secondary_reload): New static function.
3236 (TARGET_SECONDARY_RELOAD): New define.
3237 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3238 * config/i386/i386.md (reload_outqi): Remove.
3240 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3243 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3244 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3245 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3246 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3247 (fold_builtin_1): Likewise.
3248 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3249 c-common.c (check_builtin_function_arguments): Handle
3250 BUILT_IN_ISINF_SIGN.
3251 * doc/extend.texi: Document __builtin_isinf_sign.
3252 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3254 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3256 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3257 EH cleanup at the end of the pass, search for those that have been
3258 turned into forwarder blocks and do the cleanup on their successor.
3260 2008-05-18 Richard Guenther <rguenther@suse.de>
3262 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3263 pointers to sizetype and vice versa.
3265 2008-05-18 Xinliang David Li <davidxl@google.com>
3267 * gcc/tree-ssa-dce.c: Coding style fix.
3268 (check_pow): Documentation comment.
3269 (check_log): Documenation comment. Coding style fix.
3270 (is_unnecessary_except_errno_call): Ditto.
3271 (gen_conditions_for_pow): Ditto.
3272 (gen_conditions_for_log): Ditto.
3273 (gen_shrink_wrap_conditions): Ditto.
3274 (shrink_wrap_one_built_in_calls): Ditto.
3275 * gcc/doc/invoke.texi: Better documentation string.
3276 * ChangeLog: Fix wrong change log entries from
3277 May 17 checkin on function call DCE.
3279 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3281 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3283 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3285 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3286 * df-problems.c (simulation routines): Fixed block comment to
3287 properly say how to add forwards scanning functions.
3289 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3291 * tree-inline.c (setup_one_parameter): Remove dead code.
3293 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3295 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3296 a BIT_AND_EXPR only for an INTEGER_TYPE.
3298 2008-05-17 Xinliang David Li <davidxl@google.com>
3300 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3301 (check_pow, check_log, is_unnecessary_except_errno_call): New
3302 functions to check for eliminating math functions that are pure
3303 except for setting errno.
3304 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3305 general condition expressions for shrink-wrapping pow/log calls.
3306 (gen_shrink_wrap_conditions): Ditto.
3307 (shrink_wrap_one_built_in_call): Ditto.
3308 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3309 (mark_operand_necessary): If debugging, output if OP is necessary.
3310 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3312 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3314 * gcc/common.opt: New user flag -ftree-builtin-dce.
3315 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3317 2008-05-16 David S. Miller <davem@davemloft.net>
3319 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3320 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3322 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3327 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3329 * ifcvt.c (dead_or_predicable): Rename
3330 df_simulate_one_insn_backwards to df_simulate_one_insn.
3331 * recog.c (peephole2_optimize): Ditto.
3332 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3334 * df.h: Rename df_simulate_one_insn_backwards to
3335 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3336 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3337 scanning of defs and uses.
3338 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3339 (df_simulate_one_insn_forwards): Removed.
3341 2008-05-16 Doug Kwan <dougkwan@google.com>
3343 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3345 (real_from_string): Handle NaNs and Inf as approriate.
3347 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3349 * doc/gty.texi (Source Files Containing Type Information): Note
3350 that headers should appear first in the gtfiles list.
3352 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3354 * tree.def (COND_EXEC): Properly documented this code.
3356 2008-05-16 Diego Novillo <dnovillo@google.com>
3358 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3359 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3362 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3364 * tree-ssa-dse (max_stmt_uid): Removed.
3365 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3366 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3367 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3368 * function.h (cfun.last_stmt_uid): New field.
3369 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3370 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3372 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3373 (create_stmt_ann): Initialize the ann->uid field.
3374 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3376 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3378 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3380 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3381 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3382 (init_empty_tree_cfg): Call it.
3384 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3386 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3389 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3391 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3392 * tree-dump.c (dump_options): New verbose option.
3393 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3395 * tree-pass.h (TDF_VERBOSE): New dump flag.
3396 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3397 (tree-flow.h): Added include.
3398 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3400 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3402 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3404 From Jie Zhang <jie.zhang@analog.com>
3405 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3406 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3407 mcpu=bf561-none and mcpu=bf561-0.2.
3408 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3409 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3410 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3411 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3412 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3413 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3414 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3416 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3417 (cputype_selected): Remove.
3418 (bfin_handle_option): Don't use cputype_selected.
3419 (override_options): When no mcpu option, enable all workarounds.
3420 Don't use bfin_workarounds.
3421 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3423 (DEFAULT_CPU_TYPE): Don't define.
3425 2008-05-16 Richard Guenther <rguenther@suse.de>
3427 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3428 on deletion of the last stmt.
3430 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3433 V8HImode for SSE2 and V16QImode for SSE4.1.
3435 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3437 * cgraph.h (compute_inline_parameters): Made public.
3438 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3439 variable_generate_summary, function_write_summary,
3440 variable_write_summary, variable_read_summary. Added generate_summary,
3441 write_summary, read_summary.
3442 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3443 pass_ipa_inline.function_generate_summary, to
3444 compute_inline_parameters.
3445 * ipa-inline.c (compute_inline_parameters): Made public and added
3447 (compute_inline_parameters_for_current): New function.
3448 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3449 (inline_generate_summary): Removed parameter and made to loop over
3451 (pass_ipa_inline): Updated for new IPA_PASS structure.
3452 * passes.c (execute_ipa_summary_passes): Now is called once per
3453 pass rather than once per node*pass.
3455 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3457 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3458 avr_have_mul_p, avr_asm_only_p): Remove variables.
3459 (avr_override_options): Remove initialization of removed variables.
3460 (avr_file_start): Convert removed variables to fields of
3461 'struct base_arch_s *avr_current_arch'.
3462 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3463 (AVR_HAVE_MUL): (Ditto.).
3464 (AVR_HAVE_MOVW): (Ditto.).
3465 (AVR_HAVE_LPMX): (Ditto.).
3466 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3467 avr_asm_only_p): Remove declaration.
3469 2008-05-15 Diego Novillo <dnovillo@google.com>
3471 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3472 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3474 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3477 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3478 Don't call record_truncated_value from here.
3479 (record_truncated_value): Turn it into a for_each_rtx callback.
3480 (record_truncated_values): New function.
3481 (combine_instructions): Call note_uses with record_truncated_values.
3482 Change name of check_conversion to check_promoted_subreg.
3484 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3486 * doc/sourcebuild.texi: Document support for torture tests.
3488 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3490 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3491 to alternative 4 of operand 2.
3493 2008-05-15 Richard Guenther <rguenther@suse.de>
3495 * tree-pass.h (current_pass): Declare.
3496 (get_pass_for_id): Likewise.
3497 * passes.c (passes_by_id, passes_by_id_size): New globals.
3498 (set_pass_for_id): New function.
3499 (get_pass_for_id): Likewise.
3500 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3501 (execute_function_todo): Flush per function statistics.
3502 * toplev.c (compile_file): Init statistics.
3503 (general_init): Do early statistics initialization.
3504 (finalize): Finish statistics.
3505 * statistics.h (statistics_early_init): Declare.
3506 (statistics_init): Likewise.
3507 (statistics_fini): Likewise.
3508 (statistics_fini_pass): Likewise.
3509 (statistics_counter_event): Likewise.
3510 (statistics_histogram_event): Likewise.
3511 * statistics.c: New file.
3512 * Makefile.in (OBJS-common): Add statistics.o.
3513 (statistics.o): Add dependencies.
3514 * doc/invoke.texi (-fdump-statistics): Document.
3516 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3518 (execute_pre): Use statistics_counter_event.
3519 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3520 (substitute_and_fold): Increment it. Use statistics_counter_event.
3522 2008-05-15 Diego Novillo <dnovillo@google.com>
3524 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3526 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3527 * tree-ssa-alias.c (new_type_alias): Remove references to
3528 sub-variables from comment.
3529 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3531 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3534 attribute to 1 only for insertps alternative.
3536 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3538 * config/bfin/bfin.md (loadbytes): New pattern.
3539 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3540 (bfin_init_builtins): Initialize it.
3541 (bdesc_1arg): Add it.
3543 2008-05-15 Sa Liu <saliu@de.ibm.com>
3545 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3546 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3547 * testsuite/lib/target-supports.exp: Add
3548 check_effective_target_fortran_integer_16.
3550 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3552 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3553 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3554 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3555 (TARGET_RETURN_IN_MEMORY): Define.
3557 2008-05-15 Richard Guenther <rguenther@suse.de>
3560 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3561 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3562 represent unmodifiable vars.
3564 2008-05-15 Richard Guenther <rguenther@suse.de>
3566 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3567 INDIRECT_REF and TARGET_MEM_REF.
3568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3571 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3572 H.J. Lu <hongjiu.lu@intel.com>
3574 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3575 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3576 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3577 insn alternatives. Add missing alternatives.
3578 (*vec_concatv2di_rex64_sse4_1): Likewise.
3579 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3580 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3583 2008-05-15 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/36009
3586 PR tree-optimization/36204
3587 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3588 (determine_invariantness_stmt): Record the loop a store is
3590 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3593 2008-05-15 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/34330
3596 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3597 through the pointer will alias the SMT.
3599 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3601 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3603 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3605 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3607 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3608 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3610 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3611 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3612 (vashl_optab): New optab for vector/vector shifts.
3613 (vashr_optab): Ditto.
3614 (vlshr_optab): Ditto.
3615 (vrotl_optab): Ditto.
3616 (vrotr_optab): Ditto.
3617 (optab_subtype): New enum for optab_for_tree_code call.
3618 (optab_for_tree_code): Add enum optab_subtype argument.
3620 * optabs.c (optab_for_tree_code): Take an additional argument to
3621 distinguish between a vector shift by a scalar and vector shift by
3622 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3623 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3624 vector shift by a vector.
3625 (expand_widen_pattern_expr): Pass additional argument to
3626 optab_for_tree_code.
3628 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3629 vrotl_optab, vrotr_optab.
3631 * expr.c (expand_expr_real_1): Update calls to
3632 optab_for_tree_code to distinguish between vector shifted by a
3633 scalar and vector shifted by a vector.
3634 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3635 (supportable_narrowing_operation): Ditto.
3636 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3637 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3638 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3639 (vect_create_epilog_for_reduction): Ditto.
3640 (vectorizable_reduction): Ditto.
3641 (vectorizable_operation): Ditto.
3642 (vect_strided_store_supported): Ditto.
3643 (vect_strided_load_supported): Ditto.
3644 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3645 * expmed.c (expand_shift): Ditto.
3647 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3649 (ashr@var{m}3): Ditto.
3650 (vashl@var{m}3): Document new vector/vector shift standard name.
3651 (vashr@var{m}3): Ditto.
3652 (vlshr@var{m}3): Ditto.
3653 (vrotl@var{m}3): Ditto.
3654 (vrotr@var{m}3): Ditto.
3656 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3657 (PPERM_INVERT): Ditto.
3658 (PPERM_REVERSE): Ditto.
3659 (PPERM_REV_INV): Ditto.
3660 (PPERM_ZERO): Ditto.
3661 (PPERM_ONES): Ditto.
3662 (PPERM_SIGN): Ditto.
3663 (PPERM_INV_SIGN): Ditto.
3664 (PPERM_SRC1): Ditto.
3665 (PPERM_SRC2): Ditto.
3667 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3668 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3669 allows a memory operand to be the value being added, and split it
3670 to improve vectorization.
3671 (sse5_pmacsdqh_mem): Ditto.
3672 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3673 (sse5_mulv2div2di3_high): Ditto.
3674 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3675 (vec_pack_trunc_v4si): Ditto.
3676 (vec_pack_trunc_v2di): Ditto.
3677 (sse5_pcmov_<mode>): Remove code that tried to use use
3678 andps/andnps instead of pcmov.
3679 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3680 pmacsdqh instructions.
3681 (vec_widen_smult_lo_v4si): Ditto.
3683 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3684 (PPERM_INVERT): Ditto.
3685 (PPERM_REVERSE): Ditto.
3686 (PPERM_REV_INV): Ditto.
3687 (PPERM_ZERO): Ditto.
3688 (PPERM_ONES): Ditto.
3689 (PPERM_SIGN): Ditto.
3690 (PPERM_INV_SIGN): Ditto.
3691 (PPERM_SRC1): Ditto.
3692 (PPERM_SRC2): Ditto.
3693 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3695 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3697 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3698 says ignore whether the last reference is a memory operand.
3700 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3701 Paolo Bonzini <bonzini at gnu dot org>
3703 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3706 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3707 (vlshr<mode>3): Rename from vlshr<mode>3.
3708 (vashr<mode>3): Rename from vashr<mode>3.
3709 (mulv4sf3): Change the names of vector shift patterns.
3713 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3716 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3741 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3742 (floatunssidf2_internal): Change vector/vector shift names.
3743 (floatunsdidf2_internal): Ditto.
3750 (vashl<mode>3): Rename from ashl<mode>3.
3751 (vashr<mode>3): Rename from ashr<mode>3.
3752 (vlshr<mode>3): Rename from lshr<mode>3.
3753 (vrotl<mode>3): Rename from rotl<mode>3.
3755 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3758 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3759 multiply gives the wrong value when doing widening multiplies.
3760 (vec_widen_smult_lo_v4si): Ditto.
3762 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3764 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3765 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3766 emit_library_call_value.
3767 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3768 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3769 * calls.c (initialize_argument_information, precompute_arguments,
3770 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3771 (precompute_arguments): Removed flags parameter.
3772 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3774 2008-05-14 Richard Guenther <rguenther@suse.de>
3776 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3777 Make sure to register the store if the use is a PHI_NODE.
3779 2008-05-14 Olivier Hainque <hainque@adacore.com>
3781 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3782 memory if the component is to be referenced in BLKmode according
3783 to get_inner_reference.
3785 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3787 * calls.c (emit_library_call_value_1): Restore code clearing
3788 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3790 2008-05-14 Olivier Hainque <hainque@adacore.com>
3791 Nicolas Roche <roche@adacore.com>
3793 * configure.ac: Add support for a "gcc_subdir" variable in
3794 config-lang.in, to denote a subdirectory where the language/GCC
3795 integration files are to be found.
3796 * configure: Regenerate.
3798 2008-05-14 Ira Rosen <irar@il.ibm.com>
3800 PR tree-optimization/36098
3801 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3802 value for the first load in the group in case of a gap.
3803 (vect_build_slp_tree): Check that there are no gaps in loads.
3805 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3807 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3808 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3809 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3810 emit_insn and remove unneeded code to construct extra args.
3811 (emit_no_conflict_block): Removed.
3812 * optabls.h: (emit_no_conflict_block): Removed.
3813 * cse.c (cse_extended_basic_block): Remove search for
3814 REG_NO_CONFLICT note.
3815 * global.c: Removed incorrect comment added in revision 117.
3816 * expr.c (convert_move): Change call to emit_no_conflict_block to
3818 * recog.c: Change comments so that they do not mention
3820 * local_alloc.c (combine_regs): Removed last parameter.
3821 (no_conflict_p): Removed.
3822 (block_alloc): Removed note, no_conflict_combined_regno and set
3823 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3824 (combine_regs): Removed already_dead and code to look for
3825 REG_NO_CONFLICT notes.
3826 * lower_subreg (remove_retval_note): Removed code to look for
3827 REG_NO_CONFLICT block.
3828 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3829 (resolve_clobber): Remove code to process libcalls that have
3830 REG_NO_CONFLICT notes.
3831 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3833 * combine.c (can_combine_p, distribute_notes): Removed
3834 REG_NO_CONFLICT case.
3835 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3837 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3838 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3840 * reg-notes.def (NO_CONFLICT): Removed.
3842 2008-05-14 David S. Miller <davem@davemloft.net>
3844 * config/sparc/sparc.c (sparc_profile_hook): If
3845 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3846 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3847 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3849 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3851 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3853 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3857 and op1 expansion before vector concat to have less live pseudos.
3859 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3862 ix86_expand_vector_set if supported.
3864 2008-05-13 Diego Novillo <dnovillo@google.com>
3865 Kenneth Zadeck <zadeck@naturalbridge.com>
3867 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3869 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3870 phinodes_print_statistics, init_ssanames, fini_ssanames,
3871 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3872 release_ssa_name, release_defs, replace_ssa_name_symbol,
3873 ssanames_print_statistics): Move ...
3874 * tree-flow.h: ... here.
3875 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3876 Use FN instead of cfun.
3877 (make_ssa_name_fn): Rename from make_ssa_name.
3878 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3879 * tree-flow-inline.h (make_ssa_name): Move from
3880 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3881 * omp-low.c (expand_omp_parallel):
3882 * tree-flow-inline.h (redirect_edge_var_map_result):
3883 * tree-ssa.c (init_tree_ssa): Add argument FN.
3884 Use it instead of cfun. Update all users.
3886 2008-05-13 Tom Tromey <tromey@redhat.com>
3888 PR preprocessor/22168:
3889 * doc/cpp.texi (Top): Update menu.
3890 (Alternatives to Wrapper #ifndef): New node.
3891 (Other Directives): Document deprecation.
3892 (Obsolete Features): Remove menu.
3893 (Assertions): Merge node into Obsolete Features.
3894 (Obsolete once-only headers): Move earlier; rename to Alternatives
3896 * doc/cppopts.texi: Update.
3897 * c.opt (Wdeprecated): Enable for C and ObjC.
3898 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3899 (C++ Dialect Options): Move -Wno-deprecated from here to...
3900 (Warning Options): ... here.
3902 2008-05-13 Richard Guenther <rguenther@suse.de>
3905 * fold-const.c (fold_sign_changed_comparison): Do not allow
3906 changes in pointer-ness.
3908 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3911 * config/sh/sh.c (sh_expand_prologue): Don't clear
3912 RTX_FRAME_RELATED_P for push insns.
3914 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3916 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3918 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3920 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3921 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3922 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3924 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3926 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3927 (*vec_concatv4sf_sse): This.
3928 (*sse2_concatv2si): Renamed to ...
3929 (*vec_concatv2si_sse2): This.
3930 (*sse1_concatv2si): Renamed to ...
3931 (*vec_concatv2si_sse): This.
3932 (*vec_concatv2di_rex): Renamed to ...
3933 (*vec_concatv2di_rex64): This.
3934 (*vec_concatv2si_sse4_1): New.
3935 (*vec_concatv2di_rex64_sse4_1): Likewise.
3937 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3939 PR rtl-optimization/36111
3940 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3941 that was created for swappable operands.
3943 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3946 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3947 * configure.ac: Add call to ACX_PROG_GNAT.
3949 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3951 * optc-gen.awk: Fix comment typo.
3953 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3955 * pretty-print.c (pp_integer_with_precision): Use
3956 HOST_LONG_LONG_FORMAT.
3958 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3960 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3962 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3964 * config/i386/i386.c (bdesc_ptest): Removed.
3965 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3966 (bdesc_args): Add __builtin_ia32_ptestz128,
3967 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3968 (ix86_init_mmx_sse_builtins): Updated.
3969 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3970 (ix86_expand_builtin): Updated.
3972 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3974 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3975 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3977 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3979 * value-prof.c (interesting_stringop_to_profile): Do not
3980 return early for BUILT_IN_MEMPCPY.
3982 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3984 * calls.c (expand_call): Don't use callgraph to increase
3985 preferred_stack_boundary.
3987 * cgraph.h (cgraph_rtl_info): Use unsigned on
3988 preferred_incoming_stack_boundary.
3990 * final.c (rest_of_clean_state): Use unsigned on
3991 preferred_stack_boundary.
3993 2008-05-09 Tom Tromey <tromey@redhat.com>
3995 PR preprocessor/22231:
3996 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3999 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4001 PR tree-optimization/36129
4002 * tree-ssa-ccp.c: Include value-prof.h.
4003 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4004 built-in function was folded to a constant.
4005 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4007 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4008 Sebastian Pop <sebastian.pop@amd.com>
4010 * tree-scalar-evolution.c: Document instantiate_scev.
4011 (instantiate_parameters_1): Renamed instantiate_scev_1.
4012 Don't use the same loop for instantiation_loop and evolution_loop.
4013 (instantiate_scev): New.
4014 (instantiate_parameters): Moved...
4015 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4016 same loop twice. Maintains the semantics for this function.
4017 * tree-scalar-evolution.h (instantiate_scev): Declare.
4018 (instantiate_parameters): ...here. Now static inline.
4019 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4020 instead of resolve_mixers.
4022 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4024 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4026 2008-05-09 Tomas Bily <tbily@suse.cz>
4028 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4029 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4030 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4031 * c-common.c (c_common_truthvalue_conversion): Likewise.
4032 * tree-object-size.c (compute_object_offset): Likewise.
4033 * tree-inline.c (estimate_num_insns_1): Likewise.
4034 * varasm.c (const_hash_1, compare_constant, copy_constant)
4035 (compute_reloc_for_constant, output_addressed_constants)
4036 (initializer_constant_valid_p): Likewise.
4037 * c-omp.c (check_omp_for_incr_expr): Likewise.
4038 * gimplify.c (gimplify_expr): Likewise.
4039 * c-typeck.c (c_finish_return): Likewise.
4040 * tree-vectorizer.c (supportable_widening_operation)
4041 (supportable_narrowing_operation): Likewise.
4042 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4043 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4044 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4045 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4046 (descr_info_loc): Likewise.
4047 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4048 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4049 (fold_unary): Likewise.
4050 * builtins.c (get_pointer_alignment): Likewise.
4051 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4052 (instantiate_parameters_1): Likewise.
4053 * tree.c (expr_align, stabilize_reference): Likewise.
4054 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4055 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4056 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4057 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4058 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4059 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4061 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4062 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4063 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4064 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4065 (forward_propagate_comparison)
4066 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4067 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4068 * emit-rtl.c (component_ref_for_mem_expr)
4069 (set_mem_attributes_minus_bitpos): Likewise.
4070 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4071 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4073 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4074 (build_function_call, pointer_diff, build_compound_expr)
4075 (c_finish_return): Likewise.
4076 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4077 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4079 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4080 * expr.c (is_aligning_offset): Likewise.
4081 * tree-ssa-alias.c (is_escape_site): Likewise.
4082 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4083 (check_all_va_list_escapes): Likewise.
4084 * tree-ssa-loop-ivopts.c (determine_base_object)
4085 (determine_common_wider_type): Likewise.
4086 * dojump.c (do_jump): Likewise.
4087 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4088 * tree-gimple.c (is_gimple_cast): Likewise.
4089 * fold-const.c (decode_field_reference, )
4090 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4091 (fold_binary): Likewise.
4092 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4093 (already_warned_in_frontend_p): Likewise.
4094 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4095 * tree.c (really_constant_p, get_unwidened): Likewise.
4096 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4097 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4098 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4100 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4102 (CONVERT_EXPR_P): Define.
4103 (CASE_CONVERT): Define.
4105 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4108 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4109 (delete_unmarked_insns): When deleting a call, call
4110 delete_unreachable_blocks.
4111 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4112 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4114 2008-05-08 Richard Guenther <rguenther@suse.de>
4116 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4117 (-ftree-salias): Likewise.
4118 (salias-max-implicit-fields): Remove param documentation.
4119 (salias-max-array-elements): Likewise.
4120 * tree-pass.h (pass_create_structure_vars): Remove.
4121 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4122 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4123 * tree-ssa-alias.c (create_structure_vars): Remove.
4124 (gate_structure_vars): Likewise.
4125 (pass_create_structure_vars): Likewise.
4126 (gate_build_alias): Likewise.
4127 (pass_build_alias): Adjust to run always and dump the function.
4128 * common.opt (ftree-salias): Hide.
4129 * passes.c (init_optimization_passes): Remove
4130 pass_create_structure_vars, adjust comment.
4131 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4132 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4133 * opts.c (decode_options): Do not set flag_tree_salias.
4134 (common_handle_option): Add OPT_ftree_salias to the backward
4135 compatibility section.
4137 2008-05-08 Richard Guenther <rguenther@suse.de>
4139 * tree-flow-inline.h (var_can_have_subvars): Move ...
4140 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4141 * tree-flow.h (var_can_have_subvars): Remove.
4142 (push_fields_onto_fieldstack): Remove.
4143 (sort_fieldstack): Likewise.
4144 (struct fieldoff): Move ...
4145 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4146 alias_set and base_for_components fields.
4147 (sort_fieldstack): Make static.
4148 (push_fields_onto_fieldstack): Likewise. Remove code that
4149 handles anything but RECORD_TYPEs. Remove alias_set and
4150 base_for_components handling.
4151 (create_variable_info_for): Adjust.
4153 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4155 * common.opt (Wframe-larger-than=): Shorten the help message
4157 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4159 2008-05-08 Rafael Espindola <espindola@google.com>
4161 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4163 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4164 trap and that both operands are gimple values.
4165 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4166 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4169 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4171 * read-rtl.c (join_c_conditions): Return the first string if the
4172 two strings are equal.
4174 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4176 * gensupport.h (pred_data): Add a "num_codes" field.
4177 (add_predicate_code): Declare.
4178 * gensupport.c (add_predicate_code): New function.
4179 (std_pred_table): Add an "allows_const_p" field.
4180 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4181 Remove the (incomplete) list of such codes from the codes field.
4182 (init_predicate_table): Use add_predicate_code. Add all
4183 RTX_CONST_OBJs if allows_const_p is true.
4184 * genrecog.c (process_define_predicate): Use add_predicate_code.
4186 2008-05-08 David Daney <ddaney@avtrex.com>
4187 Richard Sandiford <rsandifo@nildram.co.uk>
4189 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4190 special case of constant zero operands.
4191 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4192 old and new values. Special case constant zero values.
4193 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4195 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4196 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4198 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4201 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4202 similar RTX_CONST_OBJ before CONST_INT.
4204 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4206 * stmt.c (expand_stack_restore): Change sa mode if needed.
4208 2008-05-08 Richard Guenther <rguenther@suse.de>
4210 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4211 return type to bool.
4212 (ix86_sol10_return_in_memory): Likewise.
4213 (ix86_i386elf_return_in_memory): Likewise.
4214 (ix86_i386interix_return_in_memory): Likewise.
4215 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4216 (ix86_sol10_return_in_memory): Likewise.
4217 (ix86_i386elf_return_in_memory): Likewise.
4218 (ix86_i386interix_return_in_memory): Likewise.
4220 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4223 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4225 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4226 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4229 2008-05-08 Richard Guenther <rguenther@suse.de>
4231 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4232 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4233 (DR_SUBVARS): Remove.
4234 * tree-dfa.c (dump_subvars_for): Remove.
4235 (debug_subvars_for): Likewise.
4236 (dump_variable): Do not dump subvars.
4237 (remove_referenced_var): Do not remove subvars.
4238 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4239 (lookup_subvars_for_var): Remove.
4240 (get_subvars_for_var): Likewise.
4241 (get_subvars_at): Likewise.
4242 (get_first_overlapping_subvar): Likewise.
4243 (overlap_subvar): Likewise.
4244 * tree-flow.h (subvar_t): Remove.
4245 (struct var_ann_d): Remove subvars field.
4246 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4247 argument. Remove special handling of SFTs.
4248 (compute_tag_properties): Likewise.
4249 (set_initial_properties): Likewise.
4250 (compute_call_clobbered): Likewise.
4251 (count_mem_refs): Likewise.
4252 (compute_memory_partitions): Likewise.
4253 (compute_flow_insensitive_aliasing): Likewise.
4254 (setup_pointers_and_addressables): Likewise.
4255 (new_type_alias): Likewise.
4256 (struct used_part): Remove.
4257 (used_portions): Likewise.
4258 (struct used_part_map): Likewise.
4259 (used_part_map_eq): Likewise.
4260 (used_part_map_hash): Likewise.
4261 (free_used_part_map): Likewise.
4262 (up_lookup): Likewise.
4263 (up_insert): Likewise.
4264 (get_or_create_used_part_for): Likewise.
4265 (create_sft): Likewise.
4266 (create_overlap_variables_for): Likewise.
4267 (find_used_portions): Likewise.
4268 (create_structure_vars): Likewise.
4269 * tree.def (STRUCT_FIELD_TAG): Remove.
4270 * tree.h (MTAG_P): Adjust.
4271 (struct tree_memory_tag): Remove base_for_components and
4272 unpartitionable flags.
4273 (struct tree_struct_field_tag): Remove.
4274 (SFT_PARENT_VAR): Likewise.
4275 (SFT_OFFSET): Likewise.
4276 (SFT_SIZE): Likewise.
4277 (SFT_NONADDRESSABLE_P): Likewise.
4278 (SFT_ALIAS_SET): Likewise.
4279 (SFT_UNPARTITIONABLE_P): Likewise.
4280 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4281 (union tree_node): Remove sft field.
4282 * alias.c (get_alias_set): Remove special handling of SFTs.
4283 * print-tree.c (print_node): Remove handling of SFTs.
4284 * tree-dump.c (dequeue_and_dump): Likewise.
4285 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4286 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4287 * tree-predcom.c (set_alias_info): Do not set subvars.
4288 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4289 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4290 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4291 (add_vars_for_offset): Remove.
4292 (add_virtual_operand): Remove special handling of SFTs.
4293 (add_call_clobber_ops): Likewise.
4294 (add_call_read_ops): Likewise.
4295 (get_asm_expr_operands): Likewise.
4296 (get_modify_stmt_operands): Likewise.
4297 (get_expr_operands): Likewise.
4298 (add_to_addressable_set): Likewise.
4299 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4300 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4301 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4302 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4303 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4304 (tree_node_structure): Likewise.
4305 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4307 (find_what_p_points_to): Likewise.
4309 2008-05-08 Sa Liu <saliu@de.ibm.com>
4311 * config/spu/spu.md: Fixed subti3 pattern.
4313 2008-05-08 Richard Guenther <rguenther@suse.de>
4316 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4317 sure to create a representative for trailing arrays for PTA.
4319 2008-05-08 Richard Guenther <rguenther@suse.de>
4322 * fold-const.c (operand_equal_p): Two objects which types
4323 differ in pointerness are not equal.
4325 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4327 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4328 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4329 (emit_library_call_value_1): Add new variable fndecl initialized by
4330 NULL_TREE. It should be the decl type of orgfun, but this information
4331 seems not to be available here, so it uses the default calling abi.
4332 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4333 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4334 by TARGET_RETURN_IN_MEMORY.
4335 * config/i386/i386-interix.h: Likewise.
4336 * config/i386/i386.h: Likewise.
4337 * config/i386/i386elf.h: Likewise.
4338 * config/i386/ptx4-i.h: Likewise.
4339 * config/i386/sol2-10.h: Likewise.
4340 * config/i386/sysv4.h: Likewise.
4341 * config/i386/vx-common.h: Likewise.
4342 * config/cris/cris.h: Removed #if 0 clause.
4343 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4344 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4346 (ix86_sol10_return_in_memory): Likewise.
4347 (ix86_i386elf_return_in_memory): New.
4348 (ix86_i386interix_return_in_memory): New.
4349 * config/mt/mt-protos.h (mt_return_in_memory): New.
4350 * config/mt/mt.c: Likewise.
4351 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4352 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4353 * config/bfin/bfin.h: Likewise.
4354 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4356 * config/bfin/bfin.c: Likewise.
4357 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4358 * config/alpha/unicosmk.h: Likewise.
4359 * config/i386/cygming.h: Likewise.
4360 * config/iq2000/iq2000.h: Likewise.
4361 * config/mips/mips.h: Likewise.
4362 * config/mn10300/mn10300.h: Likewise.
4363 * config/rs6000/rs6000.h: Likewise.
4364 * config/score/score.h: Likewise.
4365 * config/spu/spu.h: Likewise.
4366 * config/v850/v850.h: Likewise.
4367 * defaults.h: Likewise.
4368 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4369 * expr.c (emit_block_move): Adjust use of
4370 OUTGOING_REG_PARM_STACK_SPACE.
4371 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4372 OUTGOING_REG_PARM_STACK_SPACE.
4373 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4375 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4377 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4378 on OMP_RETURN for OMP_FOR.
4381 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4382 (fortran_common): New function.
4383 (gen_variable_die): Call fortran_common instead of common_check,
4384 adjust for it returning tree instead of rtx. Formatting.
4386 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4390 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4391 * c-decl.c (merge_decls): Ditto.
4392 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4393 to RTL_CONST_OR_PURE_CALL_P.
4394 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4395 Initialized DECL_LOOPING_CONST_PURE.
4396 (process_call_operands): Set tree_side_effects properly.
4397 * tree.h (TREE_READONLY_DECL_P): Removed.
4398 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4399 (DECL_LOOPING_OR_CONST_P): New macro.
4400 (struct tree_function_decl): Added looping_const_or_pure_p.
4402 (ECF_LOOPING_OR_CONST_P): New macro.
4403 * rtlanal.c (pure_const_p): Removed.
4404 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4405 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4406 to RTL_CONST_CALL_P.
4407 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4408 (check_decl, check_tree, check_call, scan_function): Initialize
4410 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4411 (static_execute): Set looping true for recursive functions.
4412 Undo setting state to IPA_NEITHER for recursive functions.
4414 * ifcvt.c (noce_can_store_speculate_p): Changed
4415 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4416 RTL_CONST_OR_PURE_CALL_P.
4417 * dse.c (scan_insn): Ditto.
4418 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4419 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4420 RTL_CONST_OR_PURE_CALL_P.
4421 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4422 pure_call_p to RTL_CONST_CALL_P.
4423 * gimplify.c (gimplify_call_expr): Clear side effects for
4424 non-looping pure and constant calls.
4425 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4426 (flags_from_decl_or_type): Set ecf flags from decl flags.
4427 (initialize_argument_information): Turn off
4428 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4429 Change const to pure if callee_copies is true rather than just
4431 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4432 way of marking pure calls.
4433 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4434 Remove hack that was supposed to fix pr7335 and remove old
4435 way of marking pure calls.
4436 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4437 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4438 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4439 RTL_CONST_OR_PURE_CALL_P.
4440 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4441 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4442 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4443 * sched-deps.c (schedule_analyze): Ditto.
4444 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4445 return_val field of calls to represent pure and const function info.
4446 (CONST_OR_PURE_CALL_P): Deleted macro.
4447 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4448 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4449 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4451 * tree-optimize.c (execute_fixup_cfg): Added test for
4452 ECF_LOOPING_CONST_OR_PURE.
4453 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4455 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4456 effects for looping pure or const calls.
4457 (verify_gimple_expr): Added verification code.
4458 * config/alpha/alpha.c (alpha_legitimize_address,
4459 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4461 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4462 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4463 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4464 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4465 RTL_CONST_OR_PURE_CALL_P.
4466 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4467 and const calls to be deleted.
4469 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4473 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4474 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4475 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4476 to handle nonimmediate operands.
4477 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4478 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4479 to handle nonimmediate operands.
4480 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4481 (mmx_pmulhrwv4hi3): New expander. Use
4482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4483 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4484 (sse2_umulv1siv1di3): New expander. Use
4485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4486 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4487 (mmx_eq<mode>3): New expander. Use
4488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4489 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4490 (mmx_uavgv8qi3): New expander. Use
4491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4492 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4493 (mmx_uavgv4hi3): New expander. Use
4494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4496 * config/i386/sse.md
4497 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4498 to handle nonimmediate operands.
4499 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4500 to handle nonimmediate operands.
4501 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4502 to handle nonimmediate operands.
4503 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4504 to handle nonimmediate operands.
4505 (sse2_unpckhpd_exp): New expander. Use
4506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4507 (sse2_unpcklpd_exp): New expander. Use
4508 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4509 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4510 to handle nonimmediate operands.
4511 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4512 to handle nonimmediate operands.
4513 (*sse2_<plusminus_insn><mode>3): Rename from
4514 sse2_<plusminus_insn><mode>3 insn pattern.
4515 (sse2_<plusminus_insn><mode>3): New expander. Use
4516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4517 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4518 (sse2_umulv2siv2di3): New expander. Use
4519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4520 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4521 (sse4_1_mulv2siv2di3): New expander. Use
4522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4523 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4524 (sse2_pmaddwd): New expander. Use
4525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4526 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4527 (sse2_eq<mode>3): New expander. Use
4528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4529 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4530 (sse4_1_eqv2di3): New expander. Use
4531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4532 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4533 (sse2_uavgv16qi3): New expander. Use
4534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4535 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4536 (sse2_uavgv16qi3): New expander. Use
4537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4538 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4539 (sse2_uavgv8hi3): New expander. Use
4540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4541 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4542 (ssse3_pmulhrswv8hi3): New expander. Use
4543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4544 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4545 (ssse3_pmulhrswv4hi3): New expander. Use
4546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4548 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4549 (<sse>_vmmul<mode>3): Ditto.
4550 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4552 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4553 (ssse3_pmaddubsw): Ditto.
4555 * config/i386/i386.c (struct_builtin_description)
4556 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4557 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4558 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4559 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4560 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4561 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4562 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4563 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4564 (ix86_fixup_binary_operands): Assert that src1
4565 and src2 must have the same mode when swapped.
4566 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4567 and ix86_binary_operator_ok. Do not force operands in registers
4570 2008-05-07 Jan Hubicka <jh@suse.cz>
4572 * cgraph.c (dump_cgraph_node): Update.
4573 * cgraph.h (cgraph_local_info): Break out inline summary.
4574 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4576 * ipa-inline (inline_summary): New accestor function.
4577 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4578 cgraph_decide_inlining, compute_inline_parameters): Update.
4579 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4581 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4583 Cleanup ColdFire scheduling support and add V4 pipeline model.
4585 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4586 (define_attr cpu): Add cfv4 value.
4587 (define_attr type, define_attr type1): Merge into a single 'type'
4588 attribute. Update all uses.
4589 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4590 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4592 (define_attr opx_mem, define_attr opy_mem): Remove.
4593 (define_attr op_mem): Clean up, update comment.
4594 (define_attr size): Use specific values instead of general int.
4595 (define_attr guess, define_attr split): Remove. Update all uses.
4596 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4597 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4598 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4599 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4600 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4601 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4602 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4603 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4604 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4605 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4606 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4607 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4608 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4609 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4610 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4611 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4612 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4613 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4614 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4615 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4616 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4617 Update or set attributes.
4618 (stack_tie): New fake instruction.
4620 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4621 (m68k_sched_attr_size): Update declaration.
4622 (m68k_sched_attr_type2): Remove.
4623 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4624 Declare new bypass predicates.
4626 * config/m68k/m68k.c (m68k_sched_issue_rate,
4627 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4629 (TARGET_SCHED_ISSUE_RATE,
4630 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4631 (override_options): Handle scheduling for ColdFire V4 core.
4632 (m68k_expand_prologue): Emit stack_tie.
4633 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4634 'OP_TYPE_FPN'. Update all uses.
4635 (sched_guess_p): Remove.
4636 (sched_address_type): Handle symbolic addresses.
4637 (sched_get_operand): New static function.
4638 (sched_operand_type): Merge into sched_attr_op_type.
4639 (sched_attr_op_type): Handle FP registers, handle quick constants,
4641 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4642 (m68k_sched_attr_size): Update. Move logic to ...
4643 (sched_get_attr_size_int): New static function.
4644 (sched_get_opxy_mem_type): New static function.
4645 (m68k_sched_attr_op_mem): Update.
4646 (m68k_sched_attr_type2): Remove.
4647 (sched_cfv4_bypass_data): New static variable.
4648 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4649 (m68k_sched_issue_rate): Implement scheduler hook.
4650 (struct _sched_ib: enabled_p): New field.
4651 (m68k_sched_variable_issue): Update. Handle V4.
4652 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4653 sched_dump_class_func_t, sched_dump_split_class,
4654 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4655 sched_dump_dfa_class, m68k_sched_dump): Remove.
4656 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4658 (m68k_sched_init_global): Remove statisctics dumping, introduce
4659 sanity check that all instructions have pipeline reservations. Handle
4661 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4662 Handle ColdFire V4 core.
4663 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4664 New static functions.
4665 (m68k_sched_address_bypass_p): New bypass predicate.
4666 (sched_get_indexed_address_scale): New static function.
4667 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4669 * cf.md: Update comments.
4670 (define_attr type2): Remove. Use 'type' attribute instead.
4672 (cf_ib): Rename to cfv123_ib. Update all uses.
4673 (cf_oep): Rename to cfv123_oep. Update all uses.
4674 (cf_chr): Rename to cfv123_chr. Update all uses.
4675 (cf_mem): Rename to cfv123_mem. Update all uses.
4676 (cf_mac): Move to more appropriate place.
4677 (cfv123_guess): New automaton and cpu_unit.
4678 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4679 Update uses of 'size' attribute. Handle before reload scheduling.
4680 (cfv123_guess): New dummy reservation for unhandled instructions.
4681 (cfv4_*): Pipeline description of ColdFire V4 core.
4682 (ignore): New reservation to handle 'ignore' type.
4684 2008-05-07 Ian Lance Taylor <iant@google.com>
4687 * gimplify.c (find_single_pointer_decl_1): Don't look through
4689 (find_single_pointer_decl): Adjust comments.
4691 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4694 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4695 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4698 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4699 integral type rather than floating point, then VIEW_CONVERT_EXPR
4700 to the floating point type.
4702 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4705 TFmode op0 to register.
4707 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4709 * c-decl.c (grokdeclarator): Comment typo.
4711 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4713 * tree-flow.h: Remove prototype for computed_goto_p.
4714 * tree-cfg.c (computed_goto_p): Make static.
4716 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4719 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4720 (contains_aligned_value_p): This. Handle _Decimal128.
4721 (ix86_function_arg_boundary): Only align _Decimal128 to its
4722 natural boundary and handle it properly.
4724 2008-05-06 Martin Jambor <mjambor@suse.cz>
4726 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4727 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4728 (ipcp_method_set_orig_node): Removed.
4729 (ipcp_cval_get_cvalue_type): Removed.
4730 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4731 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4732 (ipcp_cval_set_cvalue_type): Removed.
4733 (ipcp_cval_get_cvalue): Removed.
4734 (ipcp_cval_set_cvalue): Removed.
4735 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4736 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4737 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4738 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4739 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4740 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4741 (ipcp_get_ith_lattice): Changed parameters.
4742 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4743 (ipcp_lattice_from_jfunc): Changed parameters.
4744 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4745 (ipcp_method_cval_print): Added temporary variable info.
4746 (ipcp_redirect): Removed already unused local variable caller.
4747 (ipcp_redirect): New temporary variable orig_callee_info
4748 (ipcp_redirect): Removed newly unused local variable callee.
4749 (ipcp_redirect): Removed (a bit confusing) local variable type.
4750 (ipcp_insert_stage): Added local variable info.
4751 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4753 (ipcp_formal_create): Removed.
4754 (ipcp_method_cval_set): Removed.
4755 (ipcp_propagate_stage): Renamed lattice variables.
4756 (ipcp_method_cval_set_cvalue_type): Removed.
4757 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4758 (ipcp_print_all_lattices): Changed printed strings to refer to
4759 lattices rather than cvals.
4760 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4761 (ipcp_propagate_const): Changed formal parameters.
4762 (build_const_val): Changed formal parameters.
4763 (ipcp_insert_stage): Removed useless variable cvalue
4764 (build_const_val): Changed formal parameters.
4765 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4766 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4767 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4768 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4769 (ipcp_print_func_profile_counts): Changed string from "method" to
4771 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4772 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4773 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4774 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4775 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4776 (ipcp_lat_is_const): Changed parameters and made inline.
4777 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4778 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4779 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4780 the predicate condition directly
4781 (ipcp_propagate_stage): Added local variable args. Removed local
4782 variable callee. (Both are mere code simplifications.)
4783 (ipcp_method_dont_insert_const): Renamed to
4784 ipcp_node_not_modifiable_p.
4785 (ipcp_node_not_modifiable_p): Made inline.
4786 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4787 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4788 (ipcp_print_all_lattices): Removed variable cvalue
4789 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4792 2008-05-06 Olivier Hainque <hainque@adacore.com>
4794 * tree-sra.c (try_instantiate_multiple_fields): Early return
4795 if field has POINTER_TYPE.
4797 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4799 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4800 by using 'q' specifier for instruction.
4801 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4803 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4805 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4806 Change mode of zero_extract from QImode to HImode.
4807 (sign bit tests peepholes): (Ditto.).
4809 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/mmx.md: Remove double backslashes from asm templates.
4812 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4813 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4814 to handle nonimmediate operands.
4815 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4816 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4817 to handle nonimmediate operands.
4818 (*mmx_<code>v2sf3_finite): New insn pattern.
4819 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4820 (mmx_<code>v2sf3): New expander. Use
4821 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4822 (mmx_<plusminus_insn><mode>3): New expander. Use
4823 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4824 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4825 (mmx_add<mode>3): Removed.
4826 (mmx_ssadd<mode>3): Ditto.
4827 (mmx_usadd<mode>3): Ditto.
4828 (mmx_sub<mode>3): Ditto.
4829 (mmx_sssub<mode>3): Ditto.
4830 (mmx_ussub<mode>3): Ditto.
4831 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4832 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4833 to handle nonimmediate operands.
4834 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4836 (mmx_smulv4hi3_highpart): New expander. Use
4837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4838 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4840 (mmx_umulv4hi3_highpart): New expander. Use
4841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4842 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4843 (mmx_<code>v4hi3): New expander. Use
4844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4845 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4846 (mmx_<code>v8qi3): New expander. Use
4847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4848 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4849 (mmx_<code><mode>3): New expander. Use
4850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4852 2008-05-05 Jan Hubicka <jh@suse.cz>
4854 PR tree-optimization/36118
4855 * passes.c (pass_init_dump_file): Fix dump header.
4857 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4861 VCE for function decls.
4863 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4867 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4869 * config/i386/i386.md (sat_plusminus): New.
4870 (plusminus_insn): Likewise.
4871 (plusminus_mnemonic): Likewise.
4873 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4874 (*<addsub><mode>3_cc_overflow): Renamed to ...
4875 (*<plusminus_insn><mode>3_cc_overflow): This.
4876 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4877 (*<plusminus_insn>si3_zext_cc_overflow): This.
4879 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4880 (<plusminus_insn><mode>3): This.
4881 (*<addsub><mode>3): Renamed to ...
4882 (*<plusminus_insn><mode>3): This.
4883 (<sse>_vm<addsub><mode>3): Renamed to ...
4884 (<sse>_vm<plusminus_insn><mode>3): This.
4885 (sse3_h<addsub>v4sf3): Renamed to ...
4886 (sse3_h<plusminus_insn>v4sf3): This.
4887 (sse3_h<addsub>v2df3): Renamed to ...
4888 (sse3_h<plusminus_insn>v2df3): This.
4889 (<plusminus_insn><mode>3): New.
4890 (*<plusminus_insn><mode>3): Likewise.
4891 (sse2_<plusminus_insn><mode>3): Likewise.
4892 (add<mode>): Removed.
4893 (*add<mode>3): Likewise.
4894 (sse2_ssadd<mode>3): Likewise.
4895 (sse2_usadd<mode>3): Likewise.
4896 (sub<mode>3): Likewise.
4897 (*sub<mode>3): Likewise.
4898 (sse2_sssub<mode>3): Likewise.
4899 (sse2_ussub<mode>3): Likewise.
4901 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4903 * gthr-single.h: Add in required interface elements as per gthr.h.
4904 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4905 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4906 Generalize UNUSED macro.
4907 (__gthread_once): Add.
4908 (__gthread_key_create): Add.
4909 (__gthread_key_delete): Add.
4910 (__gthread_getspecific): Add.
4911 (__gthread_setspecific): Add.
4913 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4916 the same size types for the indirect reference on the rhs, then
4919 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4921 * config/i386/i386.md
4922 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4923 one insn template instead of template series.
4924 (*xordi_1_rex64): Ditto.
4925 (*xordi_2_rex64): Ditto.
4927 2008-05-05 Ira Rosen <irar@il.ibm.com>
4929 PR tree-optimization/36119
4930 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4933 2008-06-04 Jan Hubicka <jh@suse.cz>
4935 tree-optimization/36100
4936 * tree-pass.h (pass_O0_always_inline): Declare.
4937 * ipa-inline.c (inline_transform): Remove dead code.
4938 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4939 pass_O0_always_inline): New.
4940 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4942 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4944 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4945 mnemonic in this_param move for TARGET_64BIT.
4947 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4950 (*strmovsi_rex_1): Ditto.
4951 (*strsetsi_1): Ditto.
4952 (*strsetsi_rex_1): Ditto.
4954 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4955 adddicc expanders using SWI mode iterator.
4957 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4963 2008-05-04 David S. Miller <davem@davemloft.net>
4965 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4966 (sparc*-*-linux*): Use linux.h in tm_file.
4967 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4968 compiler defaulting to 32-bit.
4969 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4971 * config/sparc/linux.h: Remove definitions now obtained
4972 properly from linux.h
4973 * config/sparc/linux64.h: Likewise.
4974 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4975 don't want this setting for 32-bit builds in a biarch compiler.
4976 * doc/install.texi: Add sparc-linux to list of targets
4977 supporting --enable-targets=all.
4979 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4981 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4983 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4986 after V4SI_FTYPE_V8HI.
4987 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4988 case V4SI_FTYPE_V2DF.
4990 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4992 * doc/invoke.texi (max-flow-memory-locations): Removed.
4993 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4995 2008-05-03 Richard Guenther <rguenther@suse.de>
4998 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5000 2008-05-02 David S. Miller <davem@davemloft.net>
5002 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5004 2008-05-02 Simon Baldwin <simonb@google.com>
5007 * c-common.h (warn_array_subscript_range): Removed.
5008 * c-common.c (warn_array_subscript_range): Ditto.
5009 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5010 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5012 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5014 * config/i386/i386.c (ix86_special_builtin_type): New.
5015 (bdesc_special_args): Likewise.
5016 (ix86_expand_special_args_builtin): Likewise.
5017 (ix86_init_mmx_sse_builtins): Updated.
5018 (ix86_expand_builtin): Updated.
5019 (ix86_expand_store_builtin): Removed.
5020 (ix86_expand_unop_builtin): Likewise.
5022 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5023 * config/i386/mmintrin.h (__v2sf): Here.
5025 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5027 (_mm_loadl_pi): Likewise.
5028 (_mm_storeh_pi): Replace __v2si with __v2sf.
5029 (_mm_storel_pi): Likewise.
5031 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5032 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5033 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5034 __builtin_ia32_loadlpd.
5036 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5038 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5039 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5040 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5041 (ix86_init_mmx_sse_builtins): Updated.
5042 (ix86_expand_args_builtin): Likewise.
5043 (ix86_expand_builtin): Likewise.
5044 (ix86_expand_unop1_builtin): Renamed to ...
5045 (ix86_expand_unop_vec_merge_builtin): This.
5047 2008-05-01 Jan Hubicka <jh@suse.cz>
5050 * ipa-inline.c (inline_generate_summary): Make static.
5051 (inline_transform): Do not call inlining at -O0; make static.
5052 * passes.c (execute_todo): Add sanity check.
5053 (execute_one_ipa_transform_pass): Execute proper flags.
5055 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5057 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5058 (DECL_NONADDRESSABLE_P): Likewise.
5059 * alias.c (record_component_aliases): Fix comment.
5061 2008-05-01 Simon Baldwin <simonb@google.com>
5063 * c-common.h (warn_array_subscript_range): New function.
5064 * c-common.c (warn_array_subscript_range): Ditto.
5065 * tree-vrp.c (check_array_ref): Corrected code to agree with
5066 comment, ignoring only arrays of size 0 or size 1.
5067 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5069 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5071 * config/i386/i386.c (ix86_builtin_type): Replace
5072 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5073 (bdesc_args): Updated.
5074 (ix86_init_mmx_sse_builtins): Likewise.
5075 (ix86_expand_args_builtin): Likewise.
5077 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5080 * doc/extend.texi: Correct __builtin_ia32_palignr.
5082 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5085 * config/i386/i386.c (bdesc_crc32): Removed.
5086 (ix86_expand_crc32): Likewise.
5087 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5088 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5089 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5090 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5091 UINT_FTYPE_UINT_UCHAR.
5092 (bdesc_args): Updated. Add crc32 builtins.
5093 (ix86_init_mmx_sse_builtins): Updated.
5094 (ix86_expand_args_builtin): Updated to support subreg.
5096 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5098 2008-05-01 Jan Hubicka <jh@suse.cz>
5100 * tree-pass.h (opt_pass): Add IPA_PASS.
5101 (varpool_node, cgraph_node): Forward declare.
5102 (ipa_opt_pass): Define.
5103 (pass_ipa_inline): Turn into ipa_opt_pass.
5104 (pass_apply_inline): Remove.
5105 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5106 (apply_inline): Turn into ....
5107 (inline_transform): ... this one.
5108 (inline_generate_summary): New function.
5109 (pass_apply_inline): Remove.
5110 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5112 (struct function): Add ipa_transforms_to_apply.
5113 * passes.c (register_one_dump_file): Work on IPA_PASS.
5114 (init_optimization_passes): Remove pass_inline_parameters and
5116 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5117 (execute_one_pass) ... here; apply transforms when possible.
5118 (add_ipa_transform_pass, execute_ipa_summary_asses,
5119 execute_one_ipa_transform_pass): New.
5120 (execute_ipa_pass_list): Update for IPA_PASS type.
5122 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5124 * config/i386/i386.c (ix86_builtin_type): Add
5125 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5126 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5127 (bdesc_args): Add SSE4a builtins.
5128 (ix86_init_mmx_sse_builtins): Updated.
5129 (ix86_expand_args_builtin): Likewise.
5130 (ix86_expand_builtin): Likewise.
5132 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5134 * config/i386/i386.c (ix86_builtin_type): Add
5135 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5136 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5137 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5138 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5139 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5140 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5141 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5142 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5143 and DI_FTYPE_DI_DI_INT.
5144 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5145 (ix86_init_mmx_sse_builtins): Updated.
5146 (ix86_expand_args_builtin): Likewise.
5147 (ix86_expand_builtin): Likewise.
5148 (ix86_expand_binop_imm_builtin): Removed.
5150 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5152 2008-04-30 Richard Guenther <rguenther@suse.de>
5154 PR tree-optimization/32921
5155 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5157 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5159 * config/arm/arm.c (arm_unwind_emit): Use
5160 crtl->all_throwers_are_sibcalls instead of
5161 cfun->all_throwers_are_sibcalls.
5162 (arm_output_fn_unwind): Likewise.
5163 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5164 instead of cfun->uses_pic_offset_table.
5165 (frv_expand_prologue): Likewise.
5166 (frv_frame_pointer_required): Likewise.
5167 (frv_expand_fdpic_call): Likewise.
5168 (frv_emit_movsi): Likewise.
5169 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5170 cfun->returns_pcc_struct instead of
5171 current_function_returns_pcc_struct.
5172 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5173 instead of cfun->calls_eh_return.
5174 (m32c_pushm_popm): Likewise.
5175 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5176 "extern" declaration.
5178 2008-04-30 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/21636
5181 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5183 (evaluate_stmt): Print the likely value.
5184 (ccp_visit_stmt): Avoid excessive vertical spacing.
5186 2008-04-30 Rafael Espindola <espindola@google.com>
5188 * builtins.c (fold_call_expr): Return realret.
5189 * tree-ssa-threadedge.c
5190 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5191 __builtin_object_size.
5193 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5195 * gcc.c (wrapper_string): New variable.
5196 (insert_wrapper): New function.
5197 (execute): New option -wrapper.
5198 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5200 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5202 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5203 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5204 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5206 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5207 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5208 config/rs6000/e500crtres64gprctr.asm,
5209 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5210 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5211 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5212 config/rs6000/e500crtsav64gprctr.asm,
5213 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5214 config/rs6000/e500crtsavg64gprctr.asm: New files.
5215 * config/rs6000/t-ppccomm: Add build rules for new files.
5216 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5217 * config/rs6000/t-netbsd: Add build rules for new files.
5218 (LIB2FUNCS_STATIC_EXTRA): New variable.
5219 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5220 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5221 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5223 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5225 * config/i386/i386.c (ix86_builtin_type): Add
5226 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5227 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5228 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5229 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5230 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5231 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5232 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5233 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5234 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5235 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5236 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5237 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5238 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5239 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5240 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5241 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5242 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5243 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5244 V1DI_FTYPE_V2SI_V2SI.
5245 (bdesc_2arg): Moved to ...
5247 (ix86_init_mmx_sse_builtins): Updated.
5248 (ix86_expand_args_builtin): Updated. Take a pointer
5249 to const struct builtin_description. Handle comparison
5251 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5252 (ix86_expand_builtin): Updated.
5254 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5255 (ssse3_pmaddubsw128): This.
5256 (ssse3_pmaddubswv4hi3): Renamed to ...
5257 (ssse3_pmaddubsw): This.
5259 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5260 (__builtin_ia32_packssdw128): Likewise.
5261 (__builtin_ia32_packuswb128): Likewise.
5262 (__builtin_ia32_pmaddubsw): Likewise.
5263 (__builtin_ia32_pmaddubsw128): Likewise.
5265 2008-04-30 Richard Guenther <rguenther@suse.de>
5267 PR tree-optimization/14847
5268 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5269 (recognize_bits_test): Use it.
5270 (recognize_single_bit_test): Likewise.
5272 2008-04-30 Martin Jambor <mjambor@suse.cz>
5274 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5275 instead of setting number of formal parameters to zero.
5276 (ipcp_init_stage): Do not set the number of actual parameters to zero
5278 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5279 which are called with variable number of arguments.
5280 (ipcp_insert_stage): Explicitely skipping all nodes which are
5281 called with variable number of arguments.
5282 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5283 number of parameters.
5285 * ipa-prop.h (struct ipa_node_params): Added flag
5286 called_with_var_arguments
5287 (ipa_set_param_count): Added. Changed sole setter to use it.
5288 (ipa_get_param_count): Added. All readers of param_count
5289 converted to use it instead.
5290 (ipa_set_called_with_variable_arg): Added.
5291 (ipa_is_called_with_var_arguments): Added.
5292 (ipa_get_ith_param): Added. All readers of param_decls converted
5294 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5296 (ipa_get_cs_argument_count): Added, all readers of argument_count
5298 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5301 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5302 (struct ipcp_lattice): Renamed cval_type to type
5303 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5305 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5306 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5307 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5308 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5309 (build_const_val): Changed the type of parameter cvalue to tree
5310 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5311 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5313 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5316 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5317 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5318 (ipa_add_method): Renamed to ipa_push_func_to_list
5319 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5320 (ipa_callsite_param_count): Removed.
5321 (ipa_callsite_param_count_set): Removed.
5322 (ipa_callsite_param): Removed.
5323 (ipa_callsite_callee): Removed.
5324 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5325 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5326 (ipa_method_formal_count): Removed.
5327 (ipa_method_formal_count_set): Removed.
5328 (ipa_method_get_tree): Removed.
5329 (ipa_method_tree_map_create): Removed.
5330 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5331 (ipa_create_param_decls_array): Creates the array itself
5332 (ipa_create_param_decls_array): Temporary variable info instead of
5334 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5335 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5336 (get_type): Removed.
5337 (ipa_jf_get_info_type): Removed.
5338 (ipa_node_create): Renamed to ipa_create_node_params
5339 (ipa_free): Renamed to ipa_free_all_node_params
5340 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5341 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5342 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5343 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5344 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5345 ipa_free_all_edge_args
5346 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5347 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5348 (ipa_create_methodlist_node): Removed.
5349 (ipa_methodlist_method): Removed.
5350 (ipa_methodlist_method_set): Removed.
5351 (ipa_methodlist_next_method): Removed.
5352 (ipa_methodlist_next_method_set): Removed.
5353 (ipa_method_is_modified): Removed.
5354 (ipa_method_modify_create): Removed.
5355 (ipa_method_modify_init): Temporary variable info instead of a few
5357 (ipa_detect_param_modifications): Temporary variable info instead of
5359 (ipa_compute_jump_functions): Temporary variable info instead of
5361 (ipa_method_modify_set): Removed.
5362 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5363 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5364 than craph_node as the first parameter.
5365 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5366 (ipa_method_modify_init): Removed.
5367 (ipa_compute_jump_functions): Added a temp variable instead of
5368 repeatadly dereferencing the cgraph_edge.aux pointer
5369 (ipa_callsite_param_set_type): Removed.
5370 (ipa_compute_jump_functions): i renamed to index and moved to
5372 (ipa_callsite_param_set_info_type_formal): Removed.
5373 (ipa_callsite_param_set_info_type): Removed.
5374 (ipa_callsite_param_map_create): Removed.
5375 (ipa_callsite_tree): Removed.
5376 (ipa_callsite_caller): Removed.
5377 (ipa_pop_func_from_list): return_method removed to return_func
5379 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5380 prefixed all values with IPA_. Changed all users.
5381 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5382 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5383 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5384 (union parameter_info): Renamed to jump_func_value.
5385 (union jump_func_value): Renamed value to constant
5386 (struct ipa_jump_func): Renamed info_type to value
5387 (struct ipa_node): Renamed to ipa_node_params
5388 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5389 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5390 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5391 (struct ipa_edge): Renamed to ipa_edge_args
5392 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5393 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5394 (struct ipa_methodlist): Renamed to ipa_func_list
5395 (struct ipa_func_list): method_p renamed to node, next_method
5397 (ipa_methodlist_p): Removed, switched all users to struct pointer
5398 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5400 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5402 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5403 (rs6000_emit_epilogue): Use backchain to restore only when we
5404 have a large frame. Make use of frame pointer to restore if we
5405 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5407 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5409 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5410 Add mode to zero_extract.
5411 (sign bit tests peepholes): (Ditto.).
5413 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5415 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5416 Instructions in comments with SSE3.
5417 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5418 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5419 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5420 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5421 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5422 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5423 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5424 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5425 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5426 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5427 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5428 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5429 (bdesc_sse_args): Renamed to ...
5430 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5431 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5432 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5434 (bdesc_1arg): Moved to ...
5436 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5437 Instructions in comments with SSE3.
5438 (ix86_expand_sse_operands_builtin): Renamed to ...
5439 (ix86_expand_args_builtin): This. Updated.
5440 (ix86_expand_unop1_builtin): Update comments.
5441 (ix86_expand_builtin): Updated.
5443 2008-04-29 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/36078
5446 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5447 Update virtual SSA form after cleaning up the CFG.
5449 2008-04-29 Richard Guenther <rguenther@suse.de>
5452 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5454 2008-04-29 Richard Guenther <rguenther@suse.de>
5456 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5457 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5458 (compute_flow_insensitive_aliasing): Do not treat
5459 PTR_IS_REF_ALL pointers special.
5460 (get_smt_for): Likewise.
5461 (may_alias_p): Re-structure.
5462 (is_escape_site): A ref-all pointer conversion is not an escape site.
5463 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5464 PTR_IS_REF_ALL pointers special.
5465 * tree-ssa-structalias.h (struct alias_info): Remove
5466 ref_all_symbol_mem_tag field.
5467 (PTR_IS_REF_ALL): Remove.
5469 2008-04-29 Richard Guenther <rguenther@suse.de>
5472 * fold-const.c (extract_muldiv_1): In combining division constants
5473 make sure to never overflow.
5475 2008-04-29 Nick Clifton <nickc@redhat.com>
5477 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5479 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5482 * optc-gen.awk: Work around HP-UX/IA awk bug.
5484 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5486 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5489 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.md
5493 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5494 Change operand 1 predicate to nonimmediate_operand.
5496 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5499 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5501 * gengtype.c (walk_type, write_func_for_structure): Handle
5503 * doc/gty.texi: Document chain_circular.
5505 2008-04-28 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/36066
5508 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5511 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5514 * config/i386/i386.md
5515 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5516 Use match_scratch instead of match_operand for operands 3 and 4.
5518 2008-04-27 Richard Guenther <rguenther@suse.de>
5520 PR tree-optimization/18754
5521 PR tree-optimization/34223
5522 * tree-pass.h (pass_complete_unrolli): Declare.
5523 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5524 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5525 Rewrite loop into loop closed SSA form if it is not already.
5526 (tree_unroll_loops_completely): Re-structure to iterate over
5527 innermost loops with intermediate CFG cleanups.
5528 Unroll outermost loops only if requested or the code does not grow
5530 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5531 loops are available.
5532 (tree_vectorize): Instead do so here.
5533 (tree_complete_unroll): Also unroll outermost loops.
5534 (tree_complete_unroll_inner): New function.
5535 (gate_tree_complete_unroll_inner): Likewise.
5536 (pass_complete_unrolli): New pass.
5537 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5538 uses outside of the loop.
5539 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5540 form if it is available.
5541 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5542 * passes.c (init_optimization_passes): Schedule complete inner
5543 loop unrolling pass before the first CCP pass after final inlining.
5545 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5547 * targhooks.h (default_emutls_var_fields,
5548 default_emutls_var_init): Declare.
5549 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5550 * target.h (struct gcc_target): Add struct emutls member.
5551 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5552 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5553 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5554 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5555 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5556 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5557 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5558 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5559 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5560 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5561 emit debug information.
5562 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5563 * varasm.c: Include targhooks.h.
5564 (emutls_object_section, emutls_tmpl_section): New.
5565 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5566 (EMUTLS_SEPARATOR): New.
5568 (get_emutls_object_name): New.
5569 (default_emutls_var_fields): New, broken out of ...
5570 (get_emutls_object_type): ... here. Adjust to use target hooks.
5571 (get_emutls_init_templ_addr): Adjust to use target hooks.
5572 (emutls_decl): Adjust to use target hooks.
5573 (emutls_finish): Likewise.
5574 (default_emutls_var_init): New, broken out of ...
5575 (assemble_variable): ... here. Adjust to use target hooks.
5576 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5578 * c-common.c (handle_section_attribute): Prevent overriding
5579 sections for emulated tls with special sections.
5580 * config/i386/i386.c (x86_64_elf_select_section): Add
5581 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5582 (x86_64_elf_unique_section): Likewise.
5583 * config/vxworks.c: Include tree.h.
5584 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5585 (vxworks_override_options): Set TLS scheme.
5586 * doc/tm.texi (Emulated TLS): New node.
5588 2008-04-26 Simon Baldwin <simonb@google.com>
5591 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5592 with propagated string constants.
5594 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5597 constraint for operand 2 when operand 0 is memory operand.
5598 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5599 operand 0 is memory operand.
5600 (fix_trunc<mode>_i387_with_temp): Ditto.
5601 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5602 operand 2 when operand 1 is memory operand.
5603 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5604 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5605 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5606 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5607 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5608 operands 2,3 and 4 when operand 1 is memory operand.
5609 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5611 (fistdi2_floor_with_temp): Ditto.
5612 (fist<mode>2_floor_with_temp): Ditto.
5613 (fistdi2_ceil_with_temp): Ditto.
5614 (fist<mode>2_ceil_with_temp): Ditto.
5615 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5617 2008-04-26 David Daney <ddaney@avtrex.com>
5619 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5621 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5622 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5623 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5624 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5625 (compare_and_swap_12): New insn.
5626 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5627 * config/mips/mips.c (mips_force_binary): New function.
5628 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5629 (mips_expand_compare_and_swap_12): New function.
5630 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5632 2008-04-25 Jan Hubicka <jh@suse.cz>
5635 * cfgexpand.c (pass_expand): Turn into RTL pass.
5636 * passes.c (execute_one_pass): Do pass typechecking after execution.
5637 * tree-pass.h (pass_expand): Turn into RTL pass.
5639 * function.h (struct rtl_data): Move here fields
5640 accesses_prior_frames, calls_eh_return, saves_all_registers,
5641 has_nonlocal_goto, has_asm_statement, is_thunk,
5642 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5643 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5644 arg_pointer_save_area_init from struct function; turn into bool.
5645 (struct function): Move
5646 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5647 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5648 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5649 tail_call_emit, arg_pointer_save_area_init
5650 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5651 (current_function_returns_struct, current_function_returns_pcc_struct,
5652 current_function_calls_setjmp, current_function_calls_alloca,
5653 current_function_accesses_prior_frames,
5654 current_function_calls_eh_return, current_function_is_thunk,
5655 current_function_stdarg, current_function_profile,
5656 current_function_limit_stack, current_function_uses_pic_offset_table,
5657 current_function_uses_const_pool, current_function_has_nonlocal_label,
5658 current_function_saves_all_registers,
5659 current_function_has_nonlocal_goto,
5660 current_function_has_asm_statement): Remove accesor macros.
5661 * ra-conflict.c (global_conflicts): Update.
5662 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5663 (suitable_for_tail_call_opt_p): Update.
5664 * builtins.c (expand_builtin_return_addr): Update.
5665 (expand_builtin_setjmp_setup): Update.
5666 (expand_builtin_nonlocal_goto): Update.
5667 * final.c (final_start_function): Update.
5668 (profile_function): Update.
5669 (leaf_function_p): Update.
5670 (only_leaf_regs_used): Update.
5671 * df-scan.c (df_get_exit_block_use_set): Update.
5672 * dojump.c (clear_pending_stack_adjust): Update.
5673 * tree-stdarg.c (gate_optimize_stdarg): Update.
5674 * gimple-low.c (lower_function_body): Update.
5675 * global.c (compute_regsets): Update.
5676 (global_alloc): Update.
5677 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5678 * expr.c (expand_assignment): Update.
5679 * dse.c (dse_step0): Update.
5680 (dse_step1): Update.
5681 * c-decl.c (store_parm_decls): Update.
5682 * local-alloc.c (combine_regs): Update.
5683 (find_free_reg): Update.
5684 * function.c (assign_parms_augmented_arg_list): Update.
5685 (assign_parm_find_data_types): Update.
5686 (assign_parms): Update.
5687 (allocate_struct_function): Update.
5688 (expand_function_start): Update.
5689 (expand_function_end): Update.
5690 (get_arg_pointer_save_area): Update.
5691 (thread_prologue_and_epilogue_insns): Update.
5692 (rest_of_match_asm_constraints): Update.
5693 * stor-layout.c (variable_size): Update.
5694 * gcse.c (gcse_main): Update.
5695 (bypass_jumps): Update.
5696 * gimplify.c (gimplify_function_tree): Update.
5697 * calls.c (emit_call_1): Update.
5698 (expand_call): Update.
5699 * bt-load.c (compute_defs_uses_and_gen): Update.
5700 * except.c (sjlj_assign_call_site_values): Update.
5701 (sjlj_emit_function_enter): Update.
5702 (can_throw_external): Update.
5703 (set_nothrow_function_flags): Update.
5704 (expand_builtin_unwind_init): Update.
5705 (expand_eh_return): Update.
5706 (convert_to_eh_region_ranges): Update.
5707 (output_function_exception_table): Update.
5708 * emit-rtl.c (gen_tmp_stack_mem): Update.
5709 * cfgexpand.c (expand_used_vars): Update.
5710 (tree_expand_cfg): Update.
5711 * cfgcleanup.c (rest_of_handle_jump): Update.
5712 * explow.c (allocate_dynamic_stack_space): Update.
5713 * varasm.c (assemble_start_function): Update.
5714 (force_const_mem): Update.
5715 (mark_constant_pool): Update.
5716 * tree-optimize.c (tree_rest_of_compilation): Update.
5717 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5718 * tree-cfg.c (notice_special_calls): Update.
5719 (is_ctrl_altering_stmt): Update.
5720 (tree_can_make_abnormal_goto): Update.
5721 (tree_purge_dead_abnormal_call_edges): Update.
5722 * config/alpha/predicates.md: Update.
5723 * config/alpha/alpha.c (alpha_sa_mask): Update.
5724 (alpha_sa_size): Update.
5725 (alpha_does_function_need_gp): Update.
5726 (alpha_expand_prologue): Update.
5727 (alpha_start_function): Update.
5728 (alpha_output_function_end_prologue): Update.
5729 (alpha_expand_epilogue): Update.
5730 * config/frv/frv.c (frv_stack_info): Update.
5731 (frv_expand_epilogue): Update.
5732 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5733 (s390_register_info): Update.
5734 (s390_frame_info): Update.
5735 (s390_init_frame_layout): Update.
5736 (s390_can_eliminate): Update.
5737 (save_gprs): Update.
5738 * config/spu/spu.c (spu_split_immediate): Update.
5739 (need_to_save_reg): Update.
5740 (spu_expand_prologue): Update.
5741 (spu_expand_epilogue): Update.
5742 * config/sparc/sparc.md: Update.
5743 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5744 (sparc_tls_got): Update.
5745 (legitimize_pic_address): Update.
5746 (sparc_emit_call_insn): Update.
5747 (sparc_expand_prologue): Update.
5748 (output_return): Update.
5749 (print_operand): Update.
5750 (sparc_function_ok_for_sibcall): Update.
5751 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5752 * config/m32r/m32r.md: Update.
5753 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5754 (m32r_compute_frame_size): Update.
5755 (m32r_expand_prologue): Update.
5756 (m32r_expand_epilogue): Update.
5757 (m32r_legitimize_pic_address): Update.
5758 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5759 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5760 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5762 (ix86_save_reg): Update.
5763 (ix86_compute_frame_layout): Update.
5764 (ix86_expand_prologue): Update.
5765 (ix86_expand_epilogue): Update.
5766 * config/sh/sh.c (output_stack_adjust): Update.
5767 (calc_live_regs): Update.
5768 (sh5_schedule_saves): Update.
5769 (sh_expand_prologue): Update.
5770 (sh_expand_epilogue): Update.
5771 (sh_setup_incoming_varargs): Update.
5772 (sh_allocate_initial_value): Update.
5773 (sh_get_pr_initial_val): Update.
5774 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5775 * config/sh/sh.md (label:): Update.
5776 * config/avr/avr.c (out_movhi_mr_r): Update.
5777 * config/crx/crx.h (enum): Update.
5778 * config/xtensa/xtensa.h (along): Update.
5779 * config/stormy16/stormy16.c Update.
5780 (xstormy16_compute_stack_layout): Update.
5781 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5782 (fr30_expand_prologue): Update.
5783 * config/cris/cris.c (cris_conditional_register_usage): Update.
5784 (cris_reg_saved_in_regsave_area): Update.
5785 (cris_initial_frame_pointer_offset): Update.
5786 (cris_simple_epilogue): Update.
5787 (cris_expand_prologue): Update.
5788 (cris_expand_epilogue): Update.
5789 (cris_expand_pic_call_address): Update.
5790 (cris_asm_output_symbol_ref): Update.
5791 (cris_asm_output_label_ref): Update.
5792 * config/cris/cris.md Update.
5793 * config/iq2000/iq2000.c (compute_frame_size): Update.
5794 (iq2000_expand_epilogue): Update.
5795 * config/mt/mt.h (save_direction): Update.
5796 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5797 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5798 (ia64_secondary_reload_class): Update.
5799 * config/m68k/m68k.c (m68k_save_reg): Update.
5800 (m68k_expand_prologue): Update.
5801 (m68k_expand_epilogue): Update.
5802 (legitimize_pic_address): Update.
5803 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5804 (first_reg_to_save): Update.
5805 (first_altivec_reg_to_save): Update.
5806 (compute_vrsave_mask): Update.
5807 (compute_save_world_info): Update.
5808 (rs6000_stack_info): Update.
5809 (spe_func_has_64bit_regs_p): Update.
5810 (rs6000_ra_ever_killed): Update.
5811 (rs6000_emit_eh_reg_restore): Update.
5812 (rs6000_emit_allocate_stack): Update.
5813 (rs6000_emit_prologue): Update.
5814 (rs6000_emit_epilogue): Update.
5815 (rs6000_output_function_epilogue): Update.
5816 (output_profile_hook): Update.
5817 (rs6000_elf_declare_function_name): Update.
5818 * config/rs6000/rs6000.h (rs6000_args): Update.
5819 * config/rs6000/rs6000.md: Update.
5820 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5821 * config/arc/arc.c (arc_output_function_epilogue): Update.
5822 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5823 * config/darwin.c (machopic_function_base_name): Update.
5824 * config/score/score3.c (score3_compute_frame_size): Update.
5827 (score3_epilogue): Update.
5828 * config/score/score7.c (score7_compute_frame_size): Update.
5829 (score7_prologue): Update.
5830 (score7_epilogue): Update.
5831 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5832 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5833 * config/arm/arm.c (use_return_insn): Update.
5834 (require_pic_register): Update.
5835 (arm_load_pic_register): Update.
5836 (arm_compute_save_reg0_reg12_mask): Update.
5837 (arm_compute_save_reg_mask): Update.
5838 (thumb1_compute_save_reg_mask): Update.
5839 (output_return_instruction): Update.
5840 (arm_output_function_prologue): Update.
5841 (arm_output_epilogue): Update.
5842 (arm_get_frame_offsets): Update.
5843 (arm_expand_prologue): Update.
5844 (thumb_pushpop): Update.
5845 (thumb_exit): Update.
5846 (thumb1_expand_prologue): Update.
5847 (thumb1_expand_epilogue): Update.
5848 (arm_unwind_emit): Update.
5849 (arm_output_fn_unwind): Update.
5850 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5851 * config/arm/arm.md: Update.
5852 * config/pa/pa.md: Update.
5853 * config/pa/pa.c (legitimize_pic_address): Update.
5854 (compute_frame_size): Update.
5855 (hppa_expand_prologue): Update.
5856 (hppa_expand_epilogue): Update.
5857 (borx_reg_operand): Update.
5858 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5859 (HARD_REGNO_RENAME_OK): Update.
5860 * config/mips/mips.c (mips_global_pointer): Update.
5861 (mips_save_reg_p): Update.
5862 (mips_compute_frame_info): Update.
5863 (mips_frame_pointer_required): Update.
5864 (mips_expand_prologue): Update.
5865 (mips_expand_epilogue): Update.
5866 (mips_can_use_return_insn): Update.
5867 (mips_reorg_process_insns): Update.
5868 * config/v850/v850.c (compute_register_save_size): Update.
5869 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5870 * config/mmix/mmix.c (along): Update.
5871 (mmix_expand_epilogue): Update.
5872 * config/bfin/bfin.c (legitimize_pic_address): Update.
5873 (must_save_p): Update.
5874 (stack_frame_needed_p): Update.
5875 (add_to_reg): Update.
5876 (bfin_expand_prologue): Update.
5877 * stmt.c (expand_asm_operands): Update.
5878 * reload1.c (reload): Update.
5879 (init_elim_table): Update.
5881 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5883 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5885 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5888 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5889 (mov<mode>): Removed.
5890 (*movv4sf_internal): Likewise.
5891 (*movv2df_internal): Likewise.
5893 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5895 * config.gcc (crx-*-elf): Remove deprecation.
5897 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5899 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5900 __gcc_deregister_frame with atexit.
5901 (deregister_frame_dtor): Remove.
5903 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5904 Nathan Sidwell <nathan@codesourcery.com>
5906 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5908 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5909 (rs6000_isel): Likewise.
5910 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5911 (rs6000_isel): New variable.
5912 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5914 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5917 * c-common.c (handle_vector_size_attribute): Call
5918 lang_hooks.types.reconstruct_complex_type instead of
5919 reconstruct_complex_type.
5920 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5921 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5922 * langhooks.h (struct lang_hooks_for_types): Add
5923 reconstruct_complex_type hook.
5924 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5925 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5927 2008-04-24 Richard Guenther <rguenther@suse.de>
5929 * c-common.h (check_builtin_function_arguments): Declare.
5930 * c-common.c (validate_nargs): New function.
5931 (check_builtin_function_arguments): Likewise.
5932 * c-typeck.c (build_function_call): Call
5933 check_builtin_function_arguments.
5934 * builtins.c (fold_builtin_classify): Remove error reporting code.
5935 (fold_builtin_unordered_cmp): Likewise.
5936 (fold_builtin_1): Likewise.
5937 (fold_builtin_n): Likewise.
5939 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5941 PR tree-optimization/36008
5942 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5943 the original op1, rather than delta by step.
5945 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5946 Sebastian Pop <sebastian.pop@amd.com>
5948 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5949 eliminate_local_variables_stmt, eliminate_local_variables,
5950 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5951 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5952 of code delimited by two edges in the CFG.
5953 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5954 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5955 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5956 the case of parallelisation of reductions.
5957 (expr_invariant_in_region_p): New.
5959 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5960 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5962 2008-04-24 Ira Rosen <irar@il.ibm.com>
5963 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/36034
5966 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5967 incapable of dealing with loads with gaps.
5969 2008-04-24 Rafael Espindola <espindola@google.com>
5971 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5972 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5973 vrp_evaluate_conditional.
5974 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5975 (vrp_evaluate_conditional): Split the cond argument.
5976 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5977 (simplify_stmt_for_jump_threading): Update call to
5978 vrp_evaluate_conditional.
5980 2008-04-24 Ira Rosen <irar@il.ibm.com>
5982 PR tree-optimization/35982
5983 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5984 interleaved data-refs are of the same type.
5986 2008-04-24 Danny Smith <dannysmith@users.net>
5988 * c-format.c (check_format_info_main): Use strncmp rather than a
5989 magic prefix to handle multichar length specs.
5990 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5991 Don't prefix "I64" and "I32" with '\0'.
5993 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5996 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5997 in registers for -m32 only if stdarg_p (fntype).
5999 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6001 PR rtl-optimization/36006
6002 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6003 temp to op0 in order to avoid invalid rtx sharing.
6005 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6007 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6008 check TREE_INVARIANT.
6009 * tree-gimple.c (is_gimple_address): New.
6010 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6011 * tree-gimple.h (is_gimple_address): New.
6012 * tree.h (decl_address_invariant_p): New.
6013 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6014 (build_string): Likewise.
6015 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6016 (tree_invariant_p_1): Likewise.
6017 (save_expr): Use it.
6018 (tree_invariant_p): New.
6019 (skip_simple_arithmetic): Use it.
6020 (stabilize_reference_1): Use it.
6021 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6023 (build1_stat): Drop code to compute TREE_INVARIANT.
6024 (build2_stat): Drop code to compute TREE_INVARIANT.
6025 (build3_stat): Drop code to compute TREE_INVARIANT.
6026 (build4_stat): Drop code to compute TREE_INVARIANT.
6027 (build5_stat): Drop code to compute TREE_INVARIANT.
6028 (build7_stat): Drop code to compute TREE_INVARIANT.
6029 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6030 * tree.h (struct tree_base): Remove invariant_flag.
6031 (TREE_INVARIANT): Remove.
6032 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6033 (fold_builtin_expect): Check TREE_CONSTANT.
6034 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6035 * c-tree.h (c_expr_to_decl): Drop third parameter.
6036 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6037 (build_c_cast): Don't set TREE_INVARIANT.
6038 (pop_init_level): Don't set TREE_INVARIANT.
6039 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6040 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6042 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6043 (gimplify_addr_expr): Adjust comment.
6044 * tree-mudflap.c (mf_build_string):
6045 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6046 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6047 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6048 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6049 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6050 * langhooks.h (struct lang_hooks): Drop third parameter from
6053 2008-04-23 Richard Guenther <rguenther@suse.de>
6055 PR tree-optimization/27799
6056 PR tree-optimization/32921
6057 PR tree-optimization/32624
6058 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6059 SMTs aliases and the tag itself into the solution.
6060 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6061 merge the points-to solution back into the SMT aliases.
6062 (may_alias_p): Use alias_set_subset_of instead of
6063 aliases_conflict_p. A pointer which points to
6064 memory with alias set zero may access any variable.
6066 2008-04-23 Richard Guenther <rguenther@suse.de>
6068 * alias.c (alias_set_subset_of): Correctly handle asking
6069 if zero is a subset of an alias set with zero child.
6070 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6071 (compute_flow_insensitive_aliasing): Correctly walk all
6072 pointers. Do not unnecessarily union sets.
6074 2008-04-23 Richard Guenther <rguenther@suse.de>
6077 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6079 2008-04-22 Tomas Bily <tbily@suse.cz>
6081 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6083 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6085 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6086 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6087 * tree-inline.c (estimate_num_insns_1): Likewise.
6088 * varasm.c (const_hash_1, compare_constant, copy_constant)
6089 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6090 * emit-rtl.c (component_ref_for_mem_expr)
6091 (set_mem_attributes_minus_bitpos): Likewise.
6092 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6093 (is_aligning_offset): Likewise.
6094 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6095 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6096 * dojump.c (do_jump): Likewise.
6097 * builtins.c (get_pointer_alignment, get_memory_rtx)
6098 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6099 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6101 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6103 PR rtl-optimization/36017
6104 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6105 expanding the library call.
6107 2008-04-22 Ian Lance Taylor <iant@google.com>
6109 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6112 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6114 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6115 of LR/CTR moves for Power6.
6117 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6120 * passes.c (init_optimization_passes): Remove
6121 pass_fast_rtl_byte_dce.
6123 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6127 builtin functions to generate faster code.
6128 (_mm_cvtpu16_ps): Ditto.
6129 (_mm_cvtpi32x2_ps): Ditto.
6131 2008-04-22 Nick Clifton <nickc@redhat.com>
6133 * common.opt (ftree-loop-distribution): Add Optimization
6136 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6137 (frv_expand_builtin_va_start): Likewise.
6139 * config/arm/arm.c (thumb_find_work_register): Fix location of
6140 argument register count.
6142 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6144 Support scheduling for ColdFire V1 and V3 microarchitecture.
6145 Improve scheduling of multiplication instructions.
6147 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6148 (mac): New instruction attribute.
6149 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6150 (m68k_sched_mac): New variable.
6151 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6152 Handle cfv1 and cfv3.
6153 (max_insn_size): New static variable.
6154 (struct _sched_ib): New type.
6155 (sched_ib): New static variable.
6156 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6157 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6158 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6160 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6161 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6162 new variables. Update.
6163 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6164 Add modeling of cfv3 instruction buffer. Update.
6165 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6166 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6167 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6168 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6169 a particular reservation applies to.
6170 (type2): Reorganize attribute values. Rename alu to alu_reg,
6171 alu_l to alu, move_l to omove. Join move to alu. Split mul
6173 (cf_ib_*): Simplify description of instruction buffer.
6174 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6175 (cf_mem): Split into cf_mem1 and cf_mem2.
6176 (cf_v2_move_??): Rename to cfv12_alu_??.
6177 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6178 (cf_v2_mul_??): Remove reservations.
6179 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6180 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6181 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6183 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6184 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6185 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6186 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6187 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6188 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6189 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6190 expansions of the above reservations for instructions of sizes
6193 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6195 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6197 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6199 * coverage.c: Include tree-pass.h.
6200 (coverage_counter_alloc): Print da_file_name to the dump file.
6202 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6204 * sbitmap.c (sbitmap_range_empty_p): New function.
6205 * sbitmap.h (sbitmap_range_empty_p): New function.
6206 * bitmap.h: Now includes obstack.h.
6208 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6209 Kenneth Zadeck <zadeck@naturalbridge.com>
6211 * dbgcnt.def (ra_byte_scan): Added.
6212 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6213 when the last hit happens for a counter.
6214 * timevar.def (TV_DF_BYTE_LR): New variable.
6215 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6216 * passes.c (pass_fast_rtl_byte_dce): New pass.
6217 * fwprop.c (update_df): Added mode to call df_ref_create.
6218 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6219 DF_REF_EXTRACT_OFFSET.
6220 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6221 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6223 (df_ref_extract): Added mode field.
6224 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6225 DF_REF_EXTRACT_OFFSET.
6226 (DF_REF_EXTRACT_MODE): New macro.
6227 (df_byte_lr_bb_info): New structure.
6228 (df_print_byte_regset, df_compute_accessed_bytes,
6229 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6230 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6231 df_byte_lr_simulate_uses,
6232 df_byte_lr_simulate_artificial_refs_at_top,
6233 df_byte_lr_simulate_artificial_refs_at_end,
6234 df_compute_accessed_bytes): New function.
6235 (df_ref_create): Add parameter.
6236 (df_byte_lr_get_bb_info): New inline function.
6237 * df-scan.c (df_ref_record, df_uses_record,
6238 df_ref_create_structure): Added mode parameter.
6239 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6240 df_defs_record, df_uses_record, df_get_conditional_uses,
6241 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6242 df_entry_block_defs_collect, df_exit_block_uses_collect):
6243 Added mode parameter to calls to df_ref_record, df_uses_record,
6244 df_ref_create_structure.
6245 (df_ref_equal_p, df_ref_compare): Added test for modes.
6246 (df_ref_create_structure): Added code to set mode. Renamed
6247 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6248 DF_REF_EXTRACT_OFFSET.
6249 * df-core.c (df_print_byte_regset): New function.
6250 * df-byte-scan.c: New file.
6251 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6252 calls to BITMAP_FREE.
6253 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6254 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6255 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6256 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6257 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6258 df_byte_lr_local_compute, df_byte_lr_init,
6259 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6260 df_byte_lr_transfer_function, df_byte_lr_free,
6261 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6262 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6263 df_byte_lr_simulate_uses,
6264 df_byte_lr_simulate_artificial_refs_at_top,
6265 df_byte_lr_simulate_artificial_refs_at_end): New function.
6266 * dce.c (byte_dce_process_block): New function.
6267 (dce_process_block): au is now passed in rather than computed
6268 locally. Changed loops that look at artificial defs to not look
6269 for conditional or partial ones, because there never are any.
6270 (fast_dce): Now is able to drive byte_dce_process_block or
6271 dce_process_block depending on the kind of dce being done.
6272 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6273 (rest_of_handle_fast_byte_dce): New function.
6274 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6275 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6277 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6280 * gcc.h: Added fortran options that take arguments to
6281 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6284 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6286 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6287 scalarization if on the LHS and not a full access.
6289 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6291 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6293 2008-04-18 Rafael Espindola <espindola@google.com>
6295 * tree-vrp.c (find_case_label_index): Fix the binary search.
6296 (find_case_label_range): New.
6297 (vrp_visit_switch_stmt): Use find_case_label_range.
6298 (simplify_switch_using_ranges): Use find_case_label_range.
6300 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6302 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6303 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6305 2008-04-18 Tom Tromey <tromey@redhat.com>
6308 * doc/cpp.texi (Implementation-defined behavior): Mention
6311 2008-04-18 Ian Lance Taylor <iant@google.com>
6313 * fold-const.c (pointer_may_wrap_p): New static function.
6314 (fold_comparison): Add another test for pointer overflow. Use
6315 pointer_may_wrap_p to disable some false positives.
6317 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6319 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6320 (fname_as_string): Match updated cpp_interpret_string prototype.
6321 (fix_string_type): Support char16_t* and char32_t*.
6322 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6323 derivative) nodes. Register as builtin if C++0x.
6324 (c_parse_error): Support CPP_CHAR{16,32}.
6325 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6326 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6327 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6328 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6329 CTI_CHAR32_ARRAY_TYPE>: New elements.
6330 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6331 char32_type_node, signed_char32_type_node, char16_array_type_node,
6332 char32_array_type_node): New defines.
6333 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6334 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6335 (lex_string): Support CPP_STRING{16,32}, match updated
6336 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6337 (lex_charconst): Support CPP_CHAR{16,32}.
6338 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6339 and CPP_STRING{16,32}.
6341 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6344 * aclocal.m4: Regenerate.
6345 * configure: Regenerate.
6347 2008-04-18 Jan Hubicka <jh@suse.cz>
6349 * except.c (dw2_size_of_call_site_table,
6350 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6352 * cgraphbuild.c (build_cgraph_edges): Update.
6353 * tree-pass.h: Update comment.
6354 * final.c (leaf_function_p): Update.
6355 (leaf_renumber_regs): Update.
6356 (rest_of_clean_state): Update.
6357 * omp-low.c (expand_omp_parallel): Update.
6358 * ipa-reference.c (analyze_function): Update.
6359 * reorg.c (find_end_label): Update.
6360 (optimize_skip): Update.
6361 (fill_simple_delay_slots): Update.
6362 (fill_simple_delay_slots): Update.
6363 (make_return_insns): Update.
6364 (dbr_schedule): Update.
6365 * gimple-low.c (record_vars_into): Update.
6366 * cfgbuild.c (make_edges): Update.
6367 * function.c (assign_stack_local): Update.
6368 (assign_parm_adjust_stack_rtl): Update.
6369 (locate_and_pad_parm): Update.
6370 (allocate_struct_function): Do not initialize stack_alignment_needed
6371 and preferred_stack_boundary here.
6372 (stack_protect_prologue): Update.
6373 (stack_protect_epilogue): Update.
6374 (expand_function_start): Initialize stack_alignment_needed,
6375 preferred_stack_boundary and max_jumptable_ents.
6376 (expand_function_end): Update.
6377 (free_after_compilation): Do not NULLify epilogue_delay_list.
6378 * function.h (struct rtl_data): Add stack_protect_guard,
6379 stack_alignment_needed,
6380 preferred_stack_boundary, epilogue_delay_list.
6381 (struct function): Remove value_histograms, stack_alignment_needed,
6382 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6384 unexpanded_var_list, stack_protect_guard.
6385 (current_function_epilogue_delay_list): Remove.
6386 * ipa-type-escape.c (analyze_function): Update.
6387 * gimplify.c (pop_gimplify_context): Update comment.
6388 * calls.c (expand_call): Update.
6389 (emit_library_call_value_1): Update.
6390 * except.c (set_nothrow_function_flags): Update.
6391 * cfgexpand.c (get_decl_align_unit): Update.
6392 (create_stack_guard): Update.
6393 (estimated_stack_frame_size): Update.
6394 (expand_used_vars): Update.
6395 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6396 * explow.c (allocate_dynamic_stack_space): Update.
6397 * tree-ssa-live.c (remove_unused_locals): Update.
6398 * varasm.c (mark_constant_pool): Update.
6399 * tree-inline.c (remap_decls): Update.
6400 (initialize_cfun): Update.
6401 (declare_return_variable): Update.
6402 (inline_forbidden_p): Update.
6403 (expand_call_inline): Update.
6404 (declare_inline_vars): Update.
6405 (tree_function_versioning): Update.
6406 * tree-flow.h (value_histograms): New.
6407 (VALUE_HISTOGRAMS): New macro.
6408 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6410 * tree-cfg.c (set_bb_for_stmt): Update.
6411 (replace_by_duplicate_decl): Update.
6412 (move_block_to_fn): Update.
6413 (new_label_mapper): Update.
6414 (dump_function_to_file): Update.
6415 * ipa-struct-reorg.c (build_data_structure): Update.
6416 * cfgrtl.c (print_rtl_with_bb): Update.
6417 * reload1.c (reload): Update.
6419 * config/i386/i386.c (setup_incoming_varargs_64,
6420 ix86_compute_frame_layout): Update.
6421 * config/arc/arc.c (arc_output_function_epilogue): Update.
6423 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6425 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6426 for FreeBSD as well.
6427 * gthr-posix95.h: Likewise.
6429 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6431 PR rtl-optimization/35838
6432 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6433 out the byte offset of the first subreg.
6435 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6437 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6438 to split_ti instead of three separate calls with single member arrays.
6439 (subti3 splitter): Ditto.
6440 (adddi3 splitter): Ditto with split_di.
6441 (subdi3 splitter): Ditto.
6442 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6443 two separate calls with single member arrays. Swap match_dup
6444 operands 1 and 2 to better fit into the array.
6445 (negdi2 splitter): Ditto with split_di.
6446 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6447 two separate calls with single member arrays. Swap match_dup operands
6448 6 and 7 to better fit into the array.
6450 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6452 * config/i386/i386.c (sse_builtin_type): New.
6453 (bdesc_sse_args): Likewise.
6454 (bdesc_sse_3arg): Removed.
6455 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6456 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6457 IX86_BUILTIN_ROUNDPS.
6458 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6459 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6460 IX86_BUILTIN_ROUNDPS.
6461 (ix86_expand_sse_4_operands_builtin): Removed.
6462 (ix86_expand_sse_operands_builtin): New.
6463 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6464 and CODE_FOR_sse4_1_roundps.
6465 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6466 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6468 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6471 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6472 regs before frame pop when needed. If use_backchain_to_restore_sp
6473 then load backchain into a temp reg to restore vr and vrsave. Add
6474 code to restore vr after frame pop if possible.
6476 2008-04-17 Richard Guenther <rguenther@suse.de>
6478 * tree-vn.c (expressions_equal_p): Do not check type
6479 equality or compatibility before calling operand_equal_p.
6480 * fold-const.c (operand_equal_p): Check equivalence of
6481 integer constants before bailing out due to signedness or
6482 precision differences.
6483 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6484 spurious differences in type qualification. Ignore types
6485 for COMPONENT_REFs at all.
6487 2008-04-17 Christian Bruel <christian.bruel@st.com>
6489 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6490 msw_skip comparison.
6492 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6495 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6498 PR tree-optimization/35899
6499 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6500 rather than TREE_OPERAND.
6502 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6506 temporary registers. Change operand predicate to general_operand.
6507 (remainderxf3): Ditto.
6509 2008-04-16 Richard Guenther <rguenther@suse.de>
6511 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6512 * tree-affine.c (aff_combination_expand): Look through some
6515 2008-04-15 Doug Kwan <dougkwan@google.com>
6517 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6519 * tree-pretty-print.c (dump_generic_node): Ditto.
6520 * final.c (output_addr_const): Ditto.
6521 * dwarf2out.c (output_cfi): Ditto.
6522 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6523 * print-rtl.c (print_rtx): Ditto.
6524 * print-tree.c (print_node_brief, print_node): Ditto.
6525 * c-common.c (match_case_to_enum_1): Ditto.
6526 * sched-vis.c (print_value): Ditto.
6527 * config/i386/i386.c (print_operand): Cast to long unsigned int
6530 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6531 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6532 MS Windows VirtualProtect function.
6534 2008-04-15 Jan Hubicka <jh@suse.cz>
6536 * gengtype.c (write_root): Param_is argument is OK.
6537 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6538 * function.h: Include varray.h
6539 (rtl_eh): New stucture based on except.c one.
6540 (call_site_record): New forward declaration and vector type.
6541 * calls.c (emit_call_1): Do not call
6542 note_current_region_may_contain_throw.
6543 * except.c (eh_status): Remove cur_region, try_region since they are
6545 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6546 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6547 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6548 Remove call_site_data_used, call_site_data_size.
6549 Turn call_site_record into vector in function.h.
6550 (note_current_region_may_contain_throw): Remove.
6551 (get_exception_pointer, get_exception_filter): Do not take struct
6552 function argument; update.
6553 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6554 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6555 build_post_landing_pads, dw2_build_landing_pads,
6556 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6557 sjlj_emit_function_enter, sjlj_emit_function_enter,
6558 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6559 sjlj_build_landing_pads, finish_eh_generation,
6560 remove_exception_handler_label, remove_eh_handler,
6561 maybe_remove_eh_handler, add_reachable_handler,
6562 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6563 add_action_record, collect_one_action_chain, add_call_site,
6564 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6565 sjlj_output_call_site_table, output_function_exception_table,
6566 * except.h (note_current_region_may_contain_throw): Remove
6567 (get_exception_pointer, get_exception_filter): Do not take struct
6569 * Makefile.in (GTFILES): Put varargs before struct function.
6571 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6573 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6574 punt for STRING_CST.
6575 (get_constraint_for): Deal with STRING_CST here instead.
6577 2008-04-15 Richard Guenther <rguenther@suse.de>
6579 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6580 statements in a basic-block with a backward walk. Do not
6581 substitute into dead statements but instead remove those.
6583 2008-04-15 Richard Guenther <rguenther@suse.de>
6585 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6586 to zero, thus disable creation of SFTs.
6588 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6590 * tree-predcom.c (suitable_reference_p): Return false if the
6591 reference can throw.
6593 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6596 * c-decl.c (finish_decl): If extern or static var has variable
6597 size, set TREE_TYPE (decl) to error_mark_node.
6599 2008-04-15 Rafael Espindola <espindola@google.com>
6601 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6604 2008-04-15 Richard Guenther <rguenther@suse.de>
6606 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6607 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6608 (visit_reference_op_load): Do walk vuse-vdef chains on
6609 vn_reference_lookup.
6610 (visit_reference_op_store): But do not here.
6611 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6612 vn_reference_lookup.
6613 (vn_lookup_with_vuses): But do so here.
6615 2008-04-14 Ian Lance Taylor <iant@google.com>
6617 * fold-const.c (fold_overflow_warning): Remove assertion.
6619 2008-04-15 Ben Elliston <bje@au.ibm.com>
6621 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6622 temp1 local variables.
6624 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6627 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6628 ".text.unlikely" section as executable.
6630 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6632 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6633 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6634 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6635 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6636 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6637 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6638 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6640 2008-04-14 Ian Lance Taylor <iant@google.com>
6642 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6643 * fold-const.c (fold_comparison): If appropriate, test
6644 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6645 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6646 reassociating a pointer type.
6647 * doc/invoke.texi (Optimize Options): Document that
6648 -fstrict-overflow applies to pointer wraparound.
6650 2008-04-13 Jan Hubicka <jh@suse.cz>
6652 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6654 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6656 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6657 we are going to "save the world".
6659 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6661 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6662 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6663 operand 0 constraint, not "=".
6665 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6667 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6669 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6671 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6672 of size of positions_needed * CHAR_BIT.
6674 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6677 * dse.c (store_info): Change positions_needed to unsigned
6679 (lowpart_bitmask): New.
6680 (record_store): Cast to unsigned HOST_WIDE_INT for
6681 positions_needed. Assert width <= size of positions_needed *
6682 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6683 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6684 lowpart_bitmask to set mask.
6686 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6688 * config/bfin/constraints.md: New file.
6689 * config/bfin/bfin.md: Include it.
6690 (adddi3): Use satisfies_constraint functions instead of the old macros.
6691 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6692 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6693 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6694 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6695 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6696 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6697 EXTRA_CONSTRAINT): Delete.
6698 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6699 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6701 * config/bfin/bfin.c: Include "tm-constrs.h".
6702 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6703 Use satisfies_constraint functions instead of the old macros.
6704 * doc/md.texi (Blackfin Constraints): Update file name reference.
6706 2008-04-11 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/35869
6709 * tree-vrp.c (execute_vrp): Move switch statement update after
6710 jump threading. Schedule another cfg cleanup run.
6712 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6715 * attribs.c (decl_attributes): Return early on errorneous node.
6717 2008-04-10 Oleg Ryjkov <olegr@google.com>
6719 * tree.h (struct tree_base): Added a new flag default_def_flag.
6720 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6722 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6724 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6726 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6729 * pa.md: Define mode iterator P. Define mode attribute dwc.
6730 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6731 (icacheflush): Likewise.
6732 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6733 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6735 2008-04-11 Ben Elliston <bje@au.ibm.com>
6737 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6739 2008-04-10 Rafael Espindola <espindola@google.com>
6741 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6742 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6743 (extract_range_from_expr): The same.
6745 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6747 * config/mips/mips.md (GPR2): New mode iterator.
6749 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6750 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6751 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6752 Rewrite these to take two modes, the mode of comparison and the
6753 mode of the destination.
6754 * config/mips/mips.c (mips_expand_scc): Instead of having
6755 paradoxical subreg as destination, expand "narrowing" scc if mode
6756 of comparison is SI and target is requested in DI mode.
6757 (mips_emit_int_order_test): Update comment. Make mode of
6758 comparison match CMP0 rather than TARGET. When creating inverse
6759 target use mode of TARGET.
6761 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6763 * gcov-dump.c (tag_summary): Only print summaries for the first
6764 GCOV_COUNTERS_SUMMABLE counters.
6766 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6768 * config/i386/i386.md (absneg): New code iterator.
6769 (absnegprefix): New code attribute.
6770 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6771 patterns using absneg code iterator.
6772 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6773 using absneg code iterator.
6774 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6775 *neg<mode>2 patterns using absneg code iterator.
6776 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6777 *negextendsfdf2 patterns using absneg code iterator.
6778 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6779 *negextendsfxf2 patterns using absneg code iterator.
6780 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6781 *negextendsfdf2 patterns using absneg code iterator.
6782 * config/i386/sse.md (<code><mode>2): Macroize expander from
6783 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6785 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6787 * config/s390/s390.h: Remove the remains of the recent search
6788 & replace action of current_function_outgoing_args_size.
6790 2008-04-10 Ira Rosen <irar@il.ibm.com>
6792 PR tree-optimization/35821
6793 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6794 NEW_STMT_LIST is not NULL.
6796 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6799 * toplev.c (process_options): Remove -ffunction-sections debugging
6802 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6804 PR middle-end/PR28690
6805 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6806 than gen_rtx_fmt_ee to perform more canonicalizations.
6808 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6811 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6813 2008-04-09 Richard Guenther <rguenther@suse.de>
6815 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6816 (dump_function_to_file): Dump function arguments with types.
6818 2008-04-08 Richard Guenther <rguenther@suse.de>
6820 * fold-const.c (fold_widened_comparison): Do not allow
6821 sign-changes that change the result.
6823 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6826 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6827 kinds of indirect references.
6829 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6831 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6832 GNU Fortran language string.
6834 2008-04-08 Rafael Espindola <espindola@google.com>
6836 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6837 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6838 * tree.h (tree_call_nonnegative_warnv_p): New.
6840 2008-04-08 Jan Hubicka <jh@suse.cz>
6842 * function.c (free_after_compilation): Clear out regno_reg_rtx
6845 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6848 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6850 PR middle-end/PR28690
6851 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6852 same precedence as REG_POINTER and MEM_POINTER operands.
6854 2008-04-08 Richard Guenther <rguenther@suse.de>
6857 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6858 for adding index to base.
6860 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6862 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6863 (MINGW_ENABLE_EXECUTE_STACK): New.
6864 (IN_LIBGCC2): For libgcc include windows.h file for
6865 function declarations.
6867 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6869 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6870 and tem2 if tem1 is not a REG or MULT.
6872 2008-04-08 Jan Hubicka <jh@suse.cz>
6874 * function.h (incomming_args): Break out of struct function.
6875 (function_subsections): Break out of struct function.
6876 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6877 return_rtx and hard_reg_initial_vals from struct function.
6878 Kill inl_max_label_num.
6879 (current_function_pops_args, current_function_args_info,
6880 current_function_args_size, current_function_args_size,
6881 current_function_pretend_args_size,
6882 current_function_outgoing_args_size,
6883 current_function_internal_arg_pointer, current_function_return_rtx):
6884 Kill compatibility accestor macros.
6885 * builtins.c (expand_builtin_apply_args_1): Update.
6886 (expand_builtin_next_arg): Update.
6887 * df-scan.c (df_get_call_refs): Update.
6888 * dbxout.c (dbxout_function_end): Update.
6889 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6890 (output_line_info): Update.
6891 (secname_for_decl): Update.
6892 (dwarf2out_var_location): Update.
6893 * function.c (free_after_compilation): Update.
6894 (assign_parm_find_stack_rtl): Update.
6895 (assign_parms): Update.
6896 (expand_dummy_function_end): Update.
6897 (expand_function_end): Update.
6898 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6899 (expand_call): Update.
6900 (emit_library_call_value_1): Update.
6901 (store_one_arg): Update.
6902 * varasm.c (initialize_cold_section_name): Update.
6903 (unlikely_text_section): Update.
6904 (unlikely_text_section_p): Update.
6905 (assemble_start_function): Update.
6906 (assemble_end_function): Update.
6907 (default_section_type_flags): Update.
6908 (switch_to_section): Update.
6909 * integrate.c (set_decl_abstract_flags): Update.
6910 (get_hard_reg_initial_val): Update.
6911 (has_hard_reg_initial_val): Update.
6912 (allocate_initial_values): Update.
6913 * resource.c (init_resource_info): Update.
6914 * config/alpha/alpha.c (NUM_ARGS): Update.
6915 (direct_return): Update.
6916 (alpha_va_start): Update.
6917 (alpha_sa_size): Update.
6918 (alpha_initial_elimination_offset): Update.
6919 (alpha_expand_prologue): Update.
6920 (alpha_start_function): Update.
6921 (alpha_expand_epilogue): Update.
6922 (unicosmk_initial_elimination_offset):
6923 * config/alpha/alpha.md (call expander): Update.
6924 * config/s390/s390.c (s390_register_info): Update.
6925 (s390_register_info): Update.
6926 (s390_frame_info): Update.
6927 (s390_initial_elimination_offset): Update.
6928 (s390_build_builtin_va_list): Update.
6929 (s390_va_start): Update.
6930 * config/spu/spu.c (direct_return): Update.
6931 (spu_expand_prologue): Update.
6932 (spu_initial_elimination_offset): Update.
6933 (spu_build_builtin_va_list): Update.
6934 (spu_va_start): Update.
6935 * config/sparc/sparc.c (sparc_init_modes): Update.
6936 (sparc_compute_frame_size): Update.
6937 (function_value): Update.
6938 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6939 * config/i386/i386.md (return expander): Update.
6940 * config/i386/i386.c (ix86_va_start): Update.
6941 (ix86_can_use_return_insn_p): Update.
6942 (ix86_compute_frame_layout): Update.
6943 (ix86_expand_epilogue): Update.
6944 * config/sh/sh.c (output_stack_adjust): Update.
6945 (calc_live_regs): Update.
6946 (sh_expand_prologue): Update.
6947 (sh_builtin_saveregs): Update.
6948 (sh_va_start): Update.
6949 (initial_elimination_offset): Update.
6950 (sh_allocate_initial_value): Update.
6951 (sh_function_ok_for_sibcall): Update.
6952 (sh_get_pr_initial_val): Update.
6953 * config/sh/sh.md (return expander): Update.
6954 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6955 * config/crx/crx.c (crx_compute_frame): UPdate.
6956 (crx_initial_elimination_offset): UPdate.
6957 * config/xtensa/xtensa.c (compute_frame_size): Update
6958 (xtensa_builtin_saveregs): Update.
6959 (xtensa_va_start): Update.
6960 (order_regs_for_local_alloc): Update.
6961 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6962 (xstormy16_expand_builtin_va_start): Update.
6963 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6964 * config/m68hc11/m68hc11.md (return expanders): Update.
6965 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6966 (expand_epilogue): Update.
6967 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6968 (cris_simple_epilogue): Update.
6969 (cris_expand_prologue): Update.
6970 (cris_expand_epilogue): Update.
6971 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6972 (compute_frame_size): Update.
6973 * config/mt/mt.c (mt_compute_frame_size): Update.
6974 * config/mn10300/mn10300.c (expand_prologue): Update.
6975 (expand_epilogue): Update.
6976 (initial_offset): Update.
6977 (mn10300_builtin_saveregs):
6978 * config/mn10300/mn10300.md (return expander): Update.
6979 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6980 (ia64_initial_elimination_offset): Update.
6981 (ia64_initial_elimination_offset): Update.
6982 (ia64_expand_prologue): Update.
6983 * config/m68k/m68k.md (return expander): Update.
6984 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6985 (rs6000_stack_info): Update.
6986 * config/mcore/mcore.c (layout_mcore_frame): Update.
6987 (mcore_expand_prolog): Update.
6988 * config/arc/arc.c (arc_compute_frame_size): Update.
6989 * config/score/score3.c (score3_compute_frame_size): Update.
6990 * config/score/score7.c (score7_compute_frame_size): Update.
6991 * config/arm/arm.c (use_return_insn): Update.
6992 (thumb_find_work_register): Update.
6993 (arm_compute_save_reg_mask): Update.
6994 (arm_output_function_prologue): Update.
6995 (arm_output_epilogue): Update.
6996 (arm_size_return_regs): Update.
6997 (arm_get_frame_offsets): Update.
6998 (arm_expand_prologue): Update.
6999 (thumb_exit): Update.
7000 (thumb_unexpanded_epilogue): Update.
7001 (thumb1_output_function_prologue): Update.
7002 * config/pa/pa.md (return expander): Update.
7003 * config/pa/pa.c (compute_frame_size): Update.
7004 (hppa_builtin_saveregs): Update.
7005 * config/mips/mips.c (mips_va_start): Update.
7006 (mips16_build_function_stub): Update.
7007 (mips_compute_frame_info): Update.
7008 (mips_restore_gp): Update.
7009 (mips_output_function_prologue): Update.
7010 (mips_expand_prologue): Update.
7011 * config/v850/v850.c (compute_frame_size): Update.
7012 (expand_prologue): * config/mmix/mmix.c (along): update.
7013 (mmix_initial_elimination_offset): update.
7014 (mmix_reorg): update.
7015 (mmix_use_simple_return): update.
7016 (mmix_expand_prologue): update.
7017 (mmix_expand_epilogue): Update.
7018 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7019 (emit_link_insn): Update.
7021 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7023 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7024 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7026 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7029 2008-04-07 Jan Hubicka <jh@suse.cz>
7031 * function.h (rtl): Rename to x_rtl.
7033 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7034 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7035 used_temp_slots avail_temp_slots, temp_slot_level,
7036 nonlocal_goto_handler_labels): Update accesstors.
7037 (rtl): New global variable.
7038 (struct function): Move some fileds to rtl_data.
7039 (get_arg_pointer_save_area): Update prototype.
7040 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7041 get_arg_pointer_save_area.
7042 * expr.c (init_expr): Update
7043 * function.c (get_frame_size): Update
7044 (assign_stack_local): Update
7045 (expand_function_end): Update.
7046 (get_art_pointer_save_area): Update
7048 * emit-rtl.c (rtl): Declare.
7049 (regno_reg_rtx): Declare.
7050 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7052 (gen_reg_rtx): Update.
7053 * varasm.c (n_deferred_constatns): Update accestor.
7054 (init_varasm_status): Do not allocate varasm_status.
7055 (force_const_mem, get_pool_size, output_constant_pool): Update.
7056 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7057 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7058 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7059 * sparc/sparc.h (INIT_EXPANDERS): Update.
7060 * ia64/ia64.h (INIT_EXPANDERS): Update.
7062 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7064 * reload.c (push_secondary_reload): Add missing break to for loop.
7066 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7068 PR middle-end/PR28690
7069 * rtlanal.c: Update copyright years.
7070 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7071 as REG_POINTER and MEM_POINTER operands.
7072 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7073 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7074 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7075 * gcse.c: Update copyright years.
7076 (pre_delete): Call gen_reg_rtx_and_attrs.
7077 (hoist_code): Likewise.
7078 (build_store_vectors): Likewise.
7079 (delete_store): Likewise.
7080 * loop-invariant.c (move_invariant_reg): Likewise.
7081 Update copyright years.
7083 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7085 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7086 control string instead of quoted.
7088 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7090 * doc/rtl.texi: Rewrite of subreg section.
7092 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7095 * config/i386/i386.c (legitimize_pic_address): Add treating
7096 of dllimport SYM_REF's.
7097 (legitimize_dllimport_symbol): Add prototype.
7099 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7101 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7102 reference in constructor with non self-referential type.
7104 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7106 Removal of Return with Depressed Stack Pointer support
7107 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7108 (ECF_SP_DEPRESSED): Likewise.
7109 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7110 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7111 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7112 (expand_call): Do not test ECF_SP_DEPRESSED.
7113 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7114 * function.c (keep_stack_depressed): Delete.
7115 (handle_epilogue_set): Likewise.
7116 (update_epilogue_consts): Likewise.
7117 (emit_equiv_load): Likewise.
7118 (thread_prologue_and_epilogue_insns): Remove support for Return with
7119 Depressed Stack Pointer.
7120 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7122 2008-04-06 Richard Guenther <rguenther@suse.de>
7124 PR tree-optimization/35400
7125 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7126 information from SSA_NAMEs.
7128 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7130 * config/avr/avr.h (avr_mega_p): Remove declaration.
7131 (AVR_MEGA): Remove macro.
7132 * config/avr/avr.c (avr_mega_p): Remove variable.
7133 (avr_override_options): Remove inicializion of avr_mega_p.
7134 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7135 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7136 (avr_jump_mode): (Ditto.).
7137 (avr_output_progmem_section_asm_op): (Ditto.).
7138 (avr_asm_init_sections): (Ditto.).
7139 (avr_asm_init_sections): (Ditto.).
7140 (avr_rtx_costs): (Ditto.).
7141 * config/avr/avr.md: (Ditto.).
7142 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7145 2008-04-06 Richard Guenther <rguenther@suse.de>
7147 PR tree-optimization/35842
7148 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7149 is_gimple_invariant_address.
7151 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7153 * gcc.c (default_compilers): Sync Fortran extensions list with
7154 that in fortran/lang-specs.h.
7155 * doc/invoke.texi: Likewise.
7156 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7157 * dwarf2out.c (gen_compile_unit_die): Likewise.
7159 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7161 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7163 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7167 attribute is used for nested functions.
7169 2008-04-05 Jan Hubicka <jh@suse.cz>
7171 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7173 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7175 (dump_files): Update.
7176 (enable_rtl_dump_file): Do not accept letter argument.
7177 * tree-pass.h (dump_file_info): Remove letter argument.
7178 * toplev.c (decode_d_option): Update -da handling.
7179 * toplev.h (enable_rtl_dump_file): Update prototype.
7180 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7181 it out based on pass type.
7182 (register_dump_files_1): Likewise.
7183 (init_optimization_passes): Update register_one_dump_file calls.
7184 (execute_one_pass): Sanity check that IPA passes are called at IPA
7185 level and RTL passes at RTL level.
7186 (execute_pass_list): IPA pass can not be after or subpass of
7188 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7189 disallov RTL subpasses of IPA subpasses.
7191 2008-04-05 Ben Elliston <bje@au.ibm.com>
7193 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7194 builtins that return exactly once and do not throw. Cache call to
7197 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7199 PR rtl-optimization/34916
7201 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7202 between instruction pairs.
7204 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7206 * doc/invoke.texi: Document -mbitops for SH.
7207 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7208 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7209 * config/sh/sh.c (print_operand): Add %t operand code.
7210 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7211 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7212 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7213 (extendqihi2): Likewise.
7214 (movqi_i): Likewise.
7215 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7216 (extv): Use bld instruction for SH2A if possible.
7218 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7219 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7220 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7221 (bset.b, bclr.b): Define peepholes.
7222 * config/sh/sh.opt (mbitops): New option.
7224 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7227 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7228 and view convert expression.
7230 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7233 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7235 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7237 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7239 * config/i386/cpuid.h (bit_AES): New.
7240 (bit_PCLMUL): Likewise.
7242 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7243 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7244 SSE2 if AES or PCLMUL is enabled.
7245 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7246 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7247 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7248 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7249 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7250 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7251 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7252 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7253 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7254 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7255 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7256 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7257 __builtin_ia32_aeskeygenassist128 and
7258 __builtin_ia32_pclmulqdq128.
7259 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7260 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7261 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7263 * config/i386/i386.h (TARGET_AES): New.
7264 (TARGET_PCLMUL): Likewise.
7265 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7267 * config/i386/i386.md (UNSPEC_AESENC): New.
7268 (UNSPEC_AESENCLAST): Likewise.
7269 (UNSPEC_AESDEC): Likewise.
7270 (UNSPEC_AESDECLAST): Likewise.
7271 (UNSPEC_AESIMC): Likewise.
7272 (UNSPEC_AESKEYGENASSIST): Likewise.
7273 (UNSPEC_PCLMUL): Likewise.
7275 * config/i386/i386.opt (maes): New.
7276 (mpclmul): Likewise.
7278 * config/i386/sse.md (aesenc): New pattern.
7279 (aesenclast): Likewise.
7281 (aesdeclast): Likewise.
7283 (aeskeygenassist): Likewise.
7284 (pclmulqdq): Likewise.
7286 * config/i386/wmmintrin.h: New.
7288 * doc/extend.texi: Document AES and PCLMUL built-in function.
7290 * doc/invoke.texi: Document -maes and -mpclmul.
7292 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7294 * function.c (free_after_parsing): Replace with
7295 cxx_push_function_context from C++ front-end.
7296 (allocate_struct_function): Don't call langhook.
7297 * langhooks.h (struct lang_hooks_for_functions): Delete.
7298 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7300 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7301 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7302 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7303 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7304 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7305 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7306 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7308 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7309 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7311 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7314 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7317 2008-04-04 Richard Guenther <rguenther@suse.de>
7320 * fold-const.c (optimize_minmax_comparison): Use the correct
7321 type for the constant in the simplified comparison.
7323 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7325 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7326 Pass L2 size as "--param l2-cache-size" to the compiler.
7327 (decode_l2_cache): New function to decode L2 cache parameters using
7328 0x8000006 extended cpuid function.
7329 (detect_caches_amd): Determine parameters of L2 cache using
7330 decode_l2_caches function.
7331 (decode_caches_intel): Decode L2 cache parameters.
7332 (detect_caches_intel): Determine L2 cache parameters using
7333 decode_caches_intel and decode_l2_caches functions.
7335 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7337 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7338 secondary input reload for subword loads from the constant pool.
7340 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7343 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7344 constants of the appropriate size for runtime calculations.
7347 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7348 decimal-float literal constant zero.
7350 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7353 * c-parser.c (c_parser_omp_atomic): Call
7354 default_function_array_conversion on the RHS.
7357 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7358 call is_variable_sized if decl has incomplete type.
7360 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7362 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7364 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7366 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7368 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7369 (sgt<u>): Merge sgt and sgtu into new expander.
7370 (sgt, sgtu): Remove expanders.
7371 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7372 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7373 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7374 *sgtu_<mode>_mips16 into new pattern.
7375 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7376 (sge<u>): Merge sge and sgeu into new expander.
7377 (sge, sgeu): Remove expanders.
7378 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7380 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7381 (slt<u>): Merge slt and sltu into new expander.
7382 (slt, sltu): Remove expanders.
7383 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7384 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7385 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7386 *sltu_<mode>_mips16 into new pattern.
7387 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7388 (sle<u>): Merge sle and sleu into new expander.
7389 (sle, sleu): Remove expanders.
7390 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7391 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7392 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7393 *sleu_<mode>_mips16 into new pattern.
7394 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7396 2008-04-03 Jan Hubicka <jh@suse.cz>
7398 PR tree-optimization/35795
7399 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7400 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7401 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7402 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7403 * score/score3.c (score3_output_mi_thunk): Likewise.
7404 * score/score7.c (score7_output_mi_thunk): Likewise.
7405 * mips/mips.c (mips_output_mi_thunk): Likewise.
7407 2008-04-03 Richard Guenther <rguenther@suse.de>
7409 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7410 conversions. Simplify code.
7412 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7414 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7416 2008-04-03 Tom Tromey <tromey@redhat.com>
7417 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7419 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7420 * config/bfin/t-bfin-linux (generated_files): Add
7421 linux-sysroot-suffix.h.
7422 * doc/install.texi (Prerequisites): Require make 3.80.
7423 * doc/sourcebuild.texi (Front End Directory): Document new
7425 * Makefile.in (generated_files): New variable.
7426 (ALL_HOST_OBJS): New variable.
7427 ($(ALL_HOST_OBJS)): New target.
7429 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7431 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7432 (remap_block): Call id->transform_lang_insert_block instead
7434 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7435 Set id.transform_lang_insert_block to NULL.
7436 (clone_body): Move to cp/optimize.c
7437 * tree-inline.h (struct copy_body_data): Change
7438 transform_lang_insert_block to function pointer.
7439 (copy_generic_body, copy_decl_no_change): Export.
7440 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7441 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7442 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7444 * c-tree.h (insert_block): Kill.
7445 * c-decl.c (insert_block): Kill.
7447 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7449 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7450 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7451 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7453 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7454 argument, call {push,pop}_function_context from here.
7455 * c-parser.c: Use c_{push,pop}_function_context.
7457 * function.c (push_function_context_to): Move meat ...
7458 (push_function_context): ... here. Simplify.
7459 * function.c (pop_function_context_from): Move meat ...
7460 (pop_function_context): ... here. Simplify.
7461 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7463 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7464 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7465 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7466 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7468 2008-04-03 Ben Elliston <bje@au.ibm.com>
7470 * expmed.c (extract_force_align_mem_bit_field): Remove.
7472 2008-04-03 Richard Guenther <rguenther@suse.de>
7475 * expr.h (try_casesi): Adjust prototype.
7476 * expr.c (try_casesi): Take fallback label as extra parameter.
7477 Use that for gen_casesi if default_label is NULL.
7478 * stmt.c (expand_case): Pass fallback label to try_casesi,
7479 make sure to fill gaps with a fallback label if default_label
7482 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7485 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7487 2008-04-03 Ben Elliston <bje@au.ibm.com>
7489 * expmed.c (extract_split_bit_field): Remove if (0) code.
7490 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7491 (do_ds_constraint): Likewise.
7493 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7495 * doc/cppopts.texi (-dU): Document.
7496 * c-common.h (flag_dump_macros): Update comment.
7497 * c-opts.c (handle_OPT_d): Handle -dU.
7498 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7499 dump_queued_macros, cb_used_define, cb_used_undef): New.
7500 (init_pp_output): Handle -dU.
7501 (cb_line_change): Call dump_queued_macros.
7502 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7504 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7506 * config/avr/predicates.md (io_address_operand): New predicate.
7507 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7508 * config/avr/avr.c (avr_io_address_p): Remove function.
7509 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7510 'avr_io_address_p' function.
7511 (out_movhi_r_mr): (Ditto.).
7512 (out_movqi_mr_r): (Ditto.).
7513 (out_movhi_mr_r): (Ditto.).
7514 (avr_address_cost): (Ditto.).
7516 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7518 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7519 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7520 in 32bit mode when XMM registers are available to avoid store
7522 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7523 corresponding post-reload splitters.
7525 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7527 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7528 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7529 __builtin_ia32_roundss.
7530 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7531 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7532 __builtin_ia32_roundss.
7533 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7534 IX86_BUILTIN_SHUFPD here.
7536 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7538 * config/i386/i386.md (plogic): New.
7539 (plogicprefix): Likewise.
7541 * config/i386/mmx.md (mmx_<code><mode>3): New.
7542 (mmx_and<mode>3): Removed.
7543 (mmx_ior<mode>3): Likewise.
7544 (mmx_xor<mode>3): Likewise.
7546 * config/i386/sse.md (<code><mode>3): New.
7547 (*<code><mode>3): Likewise.
7548 (*<code><mode>3): Likewise.
7549 (<code><mode>3): Likewise.
7550 (*sse_<code><mode>3): Likewise.
7551 (*sse2_<code><mode>3): Likewise.
7552 (<code>tf3): Likewise.
7553 (*<code>tf3): Likewise.
7554 (and<mode>3): Likewise.
7555 (*and<mode>3): Likewise.
7556 (ior<mode>3): Removed.
7557 (*ior<mode>3): Likewise.
7558 (xor<mode>3): Likewise.
7559 (*xor<mode>3): Likewise.
7560 (*and<mode>3): Likewise.
7561 (*ior<mode>3): Likewise.
7562 (*xor<mode>3): Likewise.
7563 (and<mode>3): Likewise.
7564 (*sse_and<mode>3): Likewise.
7565 (*sse2_and<mode>3): Likewise.
7567 (*andtf3): Likewise.
7568 (ior<mode>3): Likewise.
7569 (*sse_ior<mode>3): Likewise.
7570 (*sse2_ior<mode>3): Likewise.
7572 (*iortf3): Likewise.
7573 (xor<mode>3): Likewise.
7574 (*sse_xor<mode>3): Likewise.
7575 (*sse2_xor<mode>3): Likewise.
7577 (*xortf3): Likewise.
7579 2008-04-02 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/14495
7582 PR tree-optimization/34793
7583 * tree-vrp.c (struct switch_update): New structure.
7584 (to_remove_edges, to_update_switch_stmts): New VECs.
7585 (simplify_switch_using_ranges): New function. Remove not taken
7586 case labels and edges.
7587 (simplify_stmt_using_ranges): Call it.
7588 (identify_jump_threads): Mark edges we have queued for removal
7589 so we don't thread them.
7590 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7592 * tree-cfg.c (group_case_labels): Deal with missing default label.
7593 (tree_verify_flow_info): Allow missing default label.
7594 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7595 (emit_case_nodes): Likewise.
7596 (expand_case): Do not rely on the default label to be present.
7597 * expr.c (try_casesi): Deal with NULL default_label.
7598 (do_tablejump): Likewise.
7600 2008-04-02 Richard Guenther <rguenther@suse.de>
7602 PR tree-optimization/14495
7603 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7604 SWITCH_EXPR here ...
7605 (vrp_visit_switch_stmt): ... but here (new function).
7606 (find_case_label_index): New helper function.
7607 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7609 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7611 * fwprop.c: Fix ISO-C99ism.
7613 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7616 * Makefile.in (objdir): Set it here.
7617 * configure.ac: Not here. Find dynamic linker characteristics.
7618 * exec-tool.in: Use them.
7619 * aclocal.m4: Regenerate.
7620 * configure: Regenerate.
7622 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7624 * expr.c (expand_var): Delete it.
7625 * expr.h (expand_var): Delete prototype.
7626 * function.c (expand_function_start): Use expand_decl instead.
7627 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7630 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7632 PR rtl-optimization/35542
7633 * fwprop.c (forward_propagate_and_simplify): Replace
7634 loc_reg_mentioned_in_p with reg_mentioned_p.
7636 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7638 PR rtl-optimization/35281
7639 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7640 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7641 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7642 (varying_mem_p): Move above propagate_rtx.
7643 (all_uses_available_at): Do not check MEMs.
7645 2008-04-02 Rafael Espindola <espindola@google.com>
7647 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7648 (register_edge_assert_for_2): Split the cond argument.
7649 (register_edge_assert_for_1): Adjust for the change in
7650 register_edge_assert_for_2.
7651 (register_edge_assert_for): Split the cond argument.
7652 (find_switch_asserts): Adjust for the change in
7653 register_edge_assert_for.
7655 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7657 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7658 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7659 offsets for 64-bit mingw.
7660 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7661 abi for x86_64-pc-mingw.
7663 2008-04-02 Richard Guenther <rguenther@suse.de>
7665 * tree-vrp.c (extract_range_from_assert): Make sure to not
7666 produce range min/max with TREE_OVERFOW set.
7667 If merging a anti-range and a range keep the anti-range if
7668 the range covers all values of the type.
7669 (register_edge_assert_for_2): Only allow sign-changing
7670 conversions in detecting canonical range checks. Also
7671 register an assert for the unsigned name if useful.
7673 PR tree-optimization/35787
7674 * tree-vrp.c (vrp_val_max): New function.
7675 (vrp_val_min): Likewise.
7676 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7677 (vrp_val_is_min): Likewise.
7678 (supports_overflow_infinity): Use vrp_val_{min,max}.
7679 (negative_overflow_infinity): Likewise.
7680 (positive_overflow_infinity): Likewise.
7681 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7682 (is_positive_overflow_infinity): Likewise.
7683 (is_overflow_infinity): Likewise.
7684 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7685 vrp_val_is_{min,max}.
7686 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7687 to ranges if possible. Avoid empty ranges.
7689 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7692 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7693 the expression is a function address.
7695 2008-04-01 George Helffrich <george@gcc.gnu.org>
7697 PR fortran/35154, fortran/23057
7698 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7699 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7700 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7701 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7703 (dbxout_syms): Check for COMMON-based symbol and wrap in
7704 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7705 in bracket for efficiency.
7707 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7708 using DW_TAG_common_block + member offset.
7709 (add_pubname_string): New function.
7710 (dw_expand_expr): New function to find block name and offset for
7712 (common_check): New function to check whether symbol in Fortran COMMON.
7713 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7715 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7718 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7720 2008-04-02 Ben Elliston <bje@au.ibm.com>
7722 * config/v850/v850.md (casesi): Remove if (0) code.
7723 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7724 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7726 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7728 * config/i386/i386.md (rex64suffix): New mode attribute.
7729 (floathi<mode>2): Disable expander for SSE math.
7730 (*floathi<mode>2_1): New insn insn_and_split pattern.
7731 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7732 corresponding post-reload splitters.
7733 (*floathi<mode>2_i387): New macroized insn pattern.
7734 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7735 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7736 insn_and_split pattern.
7737 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7738 New macroized instruction patterns and corresponding post-reload
7740 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7741 and corresponding post-reload splitters.
7742 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7743 New macroized instruction patterns.
7744 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7745 macroized instruction patterns and corresponding post-reload splitters.
7746 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7747 corresponding post-reload splitters.
7748 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7749 New macroized instruction patterns.
7750 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7751 corresponding post-reload splitters.
7752 (*floatsi<mode>2_i387): New macroized instruction patterns.
7754 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/i386/i386.md (smaxmin): New.
7757 (umaxmin): Likewise.
7758 (maxminiprefix): Likewise.
7759 (maxminfprefix): Likewise.
7760 (<code><mode>3): Likewise.
7761 (smin<mode>3): Removed.
7762 (smax<mode>3): Likewise.
7764 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7765 (mmx_<code>v4hi3): Likewise.
7766 (mmx_<code>v8qi3): Likewise.
7767 (mmx_smaxv2sf3): Removed.
7768 (mmx_sminv2sf3): Likewise.
7769 (mmx_umaxv8qi3): Likewise.
7770 (mmx_smaxv4hi3): Likewise.
7771 (mmx_uminv8qi3): Likewise.
7772 (mmx_sminv4hi3): Likewise.
7774 * config/i386/sse.md (<addsub><mode>3): New.
7775 (*<addsub><mode>3): Likewise.
7776 (<sse>_vm<addsub><mode>3): Likewise.
7777 (<maxmin><mode>3): Likewise.
7778 (*<maxmin><mode>3_finite): Likewise.
7779 (*<maxmin><mode>3): Likewise.
7780 (<sse>_vm<maxmin><mode>3): Likewise.
7781 (sse3_h<addsub>v4sf3): Likewise.
7782 (sse3_h<addsub>v2df3): Likewise.
7783 (<maxmin>v16qi3): Likewise.
7784 (*<maxmin>v16qi3): Likewise.
7785 (<maxmin>v8hi3): Likewise.
7786 (*<maxmin>v8hi3): Likewise.
7787 (*sse4_1_<maxmin><mode>3): Likewise.
7788 (*sse4_1_<maxmin><mode>3): Likewise.
7789 (add<mode>3): Removed.
7790 (*add<mode>3): Likewise.
7791 (<sse>_vmadd<mode>3): Likewise.
7792 (sub<mode>3): Likewise.
7793 (*sub<mode>3): Likewise.
7794 (<sse>_vmsub<mode>3): Likewise.
7795 (smin<mode>3): Likewise.
7796 (*smin<mode>3_finite): Likewise.
7797 (*smin<mode>3): Likewise.
7798 (<sse>_vmsmin<mode>3): Likewise.
7799 (smax<mode>3): Likewise.
7800 (*smax<mode>3_finite): Likewise.
7801 (*smax<mode>3): Likewise.
7802 (<sse>_vmsmax<mode>3): Likewise.
7803 (sse3_haddv4sf3): Likewise.
7804 (sse3_haddv2df3): Likewise.
7805 (sse3_hsubv4sf3): Likewise.
7806 (sse3_hsubv2df3): Likewise.
7807 (umaxv16qi3): Likewise.
7808 (*umaxv16qi3): Likewise.
7809 (smaxv8hi3): Likewise.
7810 (*smaxv8hi3): Likewise.
7811 (*sse4_1_smax<mode>3): Likewise.
7812 (*sse4_1_umax<mode>3): Likewise.
7813 (uminv16qi3): Likewise.
7814 (*uminv16qi3): Likewise.
7815 (sminv8hi3): Likewise.
7816 (*sminv8hi3): Likewise.
7817 (*sse4_1_smin<mode>3): Likewise.
7818 (*sse4_1_umin<mode>3): Likewise.
7820 2008-04-01 Rafael Espindola <espindola@google.com>
7822 * tree-cfg.c (verify_expr): remove in_phi.
7823 (verify_stmt): Don't call walk_tree with verify_expr. Use
7824 is_gimple_min_invariant instead of is_gimple_val.
7826 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7828 * doc/include/gpl_v3.texi: Update for manpage generation.
7829 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7831 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7832 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7833 gpl_v3.texi instead of gpl.texi.
7836 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7839 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7841 2008-04-01 Rafael Espindola <espindola@google.com>
7843 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7844 (extract_code_and_val_from_cond): Use
7845 extract_code_and_val_from_cond_with_ops.
7847 2008-04-01 Jan Hubicka <jh@suse.cz>
7849 * function.c (free_after_compilation): Free epilogue_delay_list.
7850 (prepare_function_start): Assert that previous compilation was freed.
7852 2008-04-01 Jan Hubicka <jh@suse.cz>
7853 Jim Wilson <wilson@tuliptree.org>
7854 Andreas Tobler <andreast@gcc.gnu.org>
7857 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7858 rtl.emit instead cfun->emit.
7859 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7860 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7862 2008-04-01 Ben Elliston <bje@au.ibm.com>
7864 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7866 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7868 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7870 (fprofile-use): Add var flag_profile_use
7871 * coverage.c (coverage_begin_output): Do not open a gcno file for
7872 output only if -ftest-coverage is set.
7873 Do not add getpwd() to gcda file path.
7874 (build_gcov_info): Check the new flag
7875 flag_profile_datafile_relative_path.
7876 (coverage_init): Use profile_data_prefix.
7877 Read profile counter only if flag_profile_use is set.
7878 * opts.c (common_handle_option): New option fprofile-use=,
7879 fprofile-dir=, fprofile-generate=.
7880 * toplev.c (profile_data_prefix): New variable definition.
7881 * toplev.h (profile_data_prefix): New declaration.
7882 * doc/invoke.tex (Option Summary, Optimization Options):
7885 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7887 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7888 use tmp consistently.
7891 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7892 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7893 UNSPEC_FR_RECIP_APPROX_RES.
7894 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7896 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7899 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7901 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7904 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7905 element of the vector via a pointer.
7907 2008-03-31 Ian Lance Taylor <iant@google.com>
7909 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7911 2008-03-31 Jan Hubicka <jh@suse.cz>
7913 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7914 get_arg_pointer_save_area.
7915 * expr.c (init_expr): Just clear out rtl.expr.
7916 * function.c (free_after_compilation): Clear out whole RTL structure.
7917 (get_func_frame_size): Merge into ...
7918 (get_frame_size): ... this one.
7919 (assign_stack_local_1): Merge into ...
7920 (assign_stack_local): ... this one.
7921 (expand_function_end): Update call of get_arg_pointer_save_area.
7922 (get_art_pointer_save_area): Remove cfun argument.
7923 * function.h (emit_status): regno_pointer_align does not need length
7924 attribute. Move x_regno_reg_rtx to ...
7925 (regno_reg_rtx): ... new global array.
7926 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7927 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7928 apply_args_value, forced_labels, stack_pointer_delta):
7930 (struct varasm_status): Move here from varasm.c
7931 (struct rtl_data): New. Move here some fields from struct function.
7932 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7933 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7934 used_temp_slots avail_temp_slots, temp_slot_level,
7935 nonlocal_goto_handler_labels): Update accesstors.
7936 (rtl): New global variable.
7937 (struct function): Move some fileds to rtl_data.
7938 (get_arg_pointer_save_area): Update prototype.
7939 * emit-rtl.c (rtl): Declare.
7940 (regno_reg_rtx): Declare.
7941 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7943 (gen_reg_rtx): Update.
7944 (init_virtual_regs): Do not tate emit_status argument.
7945 (init_emit): Do not allocate emit.
7946 * varasm.c (varasm_statuc): Move to function.h.
7947 (n_deferred_constatns): Update accestor.
7948 (init_varasm_status): Do not allocate varasm_status.
7949 (force_const_mem, get_pool_size, output_constant_pool): Update.
7950 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7951 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7953 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7955 PR rtl-optimization/35729
7956 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7959 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7963 load/store if memory is unaligned.
7964 (*movti_rex64): Likewise.
7966 * config/i386/predicates.md (misaligned_operand): New.
7968 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7971 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7974 2008-03-31 Jan Beulich <jbeulich@novell.com>
7976 * config/ia64/constraints.md: Add 'j' constraint.
7977 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7978 (movdi_internal): Likewise.
7980 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7983 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7985 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7988 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7989 proper error message for the third argument on blendpd and
7992 * config/i386/sse.md (blendbits): New.
7993 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7995 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7997 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7999 2008-03-30 Richard Guenther <rguenther@suse.de>
8002 * fold-const.c (fold_sign_changed_comparison): Do leave
8003 conversions to base-types alone.
8005 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8007 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8008 the link register if one altivec register is be saved.
8010 2008-03-30 Ben Elliston <bje@au.ibm.com>
8012 * final.c (final_scan_insn): Remove if (0) code.
8014 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8016 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8018 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8020 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8021 of V4SFmode to ix86_binary_operator_ok.
8023 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8025 * config/i386/i386.c (override_options): Initialize
8026 ix86_veclib_handler to ix86_veclibabi_svml when
8027 -mveclibabi=svml is used.
8028 (ix86_veclibabi_svml): New function for SVML ABI style
8029 vectorization support.
8030 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8032 2008-03-28 Rafael Espindola <espindola@google.com>
8034 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8035 (tree_binary_nonnegative_warnv_p): Make it public.
8036 (tree_single_nonnegative_warnv_p): Make it public.
8037 (tree_invalid_nonnegative_warnv_p): Make it public.
8038 (tree_unary_nonzero_warnv_p): Make it public.
8039 (tree_binary_nonzero_warnv_p): Make it public
8040 (tree_single_nonzero_warnv_p): Make it public.
8041 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8042 (extract_range_from_binary_expr): Split the expr argument.
8043 (extract_range_from_unary_expr): Split the expr argument.
8044 (extract_range_from_comparison): Split the expr argument.
8045 (extract_range_from_expr): Use the new aux functions.
8046 (vrp_evaluate_conditional_warnv): Use
8047 vrp_evaluate_conditional_warnv_with_ops.
8048 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8049 (tree_binary_nonzero_warnv_p): Declare.
8050 (tree_single_nonzero_warnv_p): Declare.
8051 (tree_expr_nonzero_warnv_p): Declare.
8052 (tree_unary_nonnegative_warnv_p): Declare.
8053 (tree_binary_nonnegative_warnv_p): Declare.
8054 (tree_single_nonnegative_warnv_p): Declare.
8055 (tree_invalid_nonnegative_warnv_p): Declare.
8057 2008-03-28 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/30317
8060 PR tree-optimization/30911
8061 PR tree-optimization/34793
8062 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8063 (struct assert_locus_d): New member EXPR.
8064 (register_new_assert_for): Add EXPR parameter to support
8065 ASSERT_EXPR <name, expr OP limit>.
8066 (register_edge_assert_for_1): Adjust callers.
8067 (find_assert_locations): Likewise.
8068 (process_assert_insertions_for): Build condition from expression.
8069 (extract_range_from_assert): Handle ASSERT_EXPRs
8070 of the form ASSERT_EXPR <name, expr OP limit>.
8071 (register_edge_assert_for_2): New helper registering
8072 asserts for comparisons. Recognize range tests of the form
8073 (unsigned)i - CST1 OP CST2.
8074 (register_edge_assert_for_1): Use it.
8075 (register_edge_assert_for): Likewise.
8076 (needs_overflow_infinity): Integer sub-types
8077 do not need overflow infinities.
8078 (vrp_val_is_max): The extreme values of integer sub-types
8079 are those of the base type.
8080 (vrp_val_is_min): Likewise.
8081 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8084 2008-03-28 Nick Clifton <nickc@redhat.com>
8087 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8088 Return GENERAL_REGS for stack adjustment reloads.
8090 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8093 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8094 const_vector when all the vectors are constant.
8096 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8098 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8100 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8101 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8103 (s<code>_sf): Use new scc_sf attribute for opcode names.
8105 2008-03-27 Tom Tromey <tromey@redhat.com>
8107 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8108 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8109 config/spu/t-spu-elf, config/i386/t-interix,
8110 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8111 config/i386/x-darwin, config/i386/x-mingw32,
8112 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8113 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8114 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8115 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8116 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8117 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8118 config/score/t-score-elf, config/arm/t-strongarm-pe,
8119 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8120 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8121 Revert automatic dependency patch.
8123 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8126 * config/i386/i386.c (ix86_function_arg_boundary): Align
8127 decimal floating point to its natural boundary.
8129 2008-03-27 Richard Guenther <rguenther@suse.de>
8132 * fold-const.c (fold_comparison): Restrict distinct decl
8133 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8134 solely rely on operand_equal_p.
8136 2008-03-27 Richard Guenther <rguenther@suse.de>
8139 * c-common.c (handle_weak_attribute): Reject combination of
8142 2008-03-27 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/32810
8145 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8146 conversions from DECL_INITIAL.
8147 (fold_const_aggregate_ref): Likewise from constructor elements.
8149 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8151 * tree-affine.h (aff_combination_expand): Declare.
8152 (get_inner_reference_aff): Likewise.
8153 * tree-affine.c (aff_combination_expand): Split out from
8154 tree_to_aff_combination_expand.
8155 (get_inner_reference_aff): New function.
8156 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8157 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8158 (struct lim_aux_data): sm_done field removed.
8159 (mem_ref_loc_p, mem_ref_locs_p): New types.
8160 (struct mem_ref): Added id, stored, accesses_in_loop,
8161 indep_loop, dep_loop, indep_ref, dep_ref fields.
8162 Removed is_stored, locs and next fields.
8163 (memory_accesses): New variable.
8164 (movement_possibility): Do not allow moving statements
8165 that store to memory.
8166 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8168 (determine_max_movement): For statements with memory references,
8169 find the outermost loop in that the reference is independent.
8170 (move_computations_stmt): Mark the virtual operands for renaming.
8171 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8172 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8173 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8174 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8175 create_vop_ref_mapping, analyze_memory_references,
8176 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8177 get_all_locs_in_loop, ref_always_accessed_p,
8178 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8179 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8180 store_motion_loop, store_motion): New functions.
8181 (struct vop_to_refs_elt): New type.
8182 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8183 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8184 (schedule_sm): Replaced by...
8185 (execute_sm): ... this.
8186 (determine_lsm_ref, hoist_memory_references,
8187 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8188 find_more_ref_vops, free_mem_ref, free_mem_refs,
8189 determine_lsm_loop, determine_lsm): Removed.
8190 (tree_ssa_lim_finalize): Free data structures used by store motion.
8191 (tree_ssa_lim): Call analyze_memory_references. Use
8192 store_motion instead of determine_lsm.
8194 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8196 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8197 rename tmake_file to m68hc11/t-m68hc11.
8198 (mcore): Set inhibit_libc to true.
8199 * config.host (alpha*-dec-*vms*): Set extra_programs.
8200 (interix3*): Don't use host_xmake_file.
8201 * configure.ac: Let config.gcc override inhibit_libc.
8202 * configure: Regenerate.
8204 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8205 * config/t-openbsd-thread: Remove commented out lines.
8207 * config/x-interix: Remove.
8209 * config/m68hc11/t-m68hc11-gas: Rename to...
8210 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8212 * config/mcore/t-mcore: Remove T_CFLAGS.
8213 * config/mcore/t-mcore-pe: Likewise.
8215 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8217 * configure.ac: Replace custom __GNU_SOURCE test with
8218 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8219 * aclocal.m4: Regenerate.
8220 * configure: Regenerate.
8221 * config.in: Regenerate.
8223 2008-03-27 Richard Guenther <rguenther@suse.de>
8225 * fold-const.c (target.h): Include.
8226 (fold_comparison): Fold comparison of addresses of decls
8227 that bind locally or of constants. Consolidate address folding code.
8228 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8229 results from fold_binary_to_constant.
8230 (compare_values_warnv): Likewise.
8232 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8235 * fold-const.c (fold_truthop): Check for integeral types when folding
8236 a == 0 && b == 0 and a != 0 || b != 0 .
8238 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8240 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8242 2008-03-26 Andreas Schwab <schwab@suse.de>
8244 * doc/invoke.texi: Fix use of @item vs. @itemx.
8246 2008-03-26 Tom Tromey <tromey@redhat.com>
8248 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8249 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8250 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8251 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8252 build/genconstants.o, build/genemit.o, build/genextract.o,
8253 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8254 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8257 2008-03-26 Richard Guenther <rguenther@suse.de>
8260 2008-03-26 Richard Guenther <rguenther@suse.de>
8262 * fold-const.c (target.h): Include.
8263 (fold_comparison): Fold comparison of addresses of two decls
8264 that bind locally. Consolidate address folding code.
8266 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8268 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8269 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8270 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8271 dconstsqrt2, dconstthird, dconste and/or dconst10.
8272 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8273 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8274 dconstsqrt2, dconste): Delete.
8275 (init_emit_once): Likewise. Simplify initializing dconstm1.
8277 * real.c (get_real_const): New.
8278 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8279 dconstsqrt2, dconste): Delete.
8280 (real_value_const, get_real_const): New.
8282 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8284 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8286 * config/i386/i386.c (ix86_function_arg_boundary): Check
8287 BIGGEST_ALIGNMENT instead of 128.
8288 (setup_incoming_varargs_64): Likewise.
8290 2008-03-26 Tom Tromey <tromey@redhat.com>
8292 * Makefile.in (DEPFILES): Add missing '/'.
8294 2008-03-26 Richard Guenther <rguenther@suse.de>
8296 * fold-const.c (target.h): Include.
8297 (fold_comparison): Fold comparison of addresses of two decls
8298 that bind locally. Consolidate address folding code.
8300 2008-03-26 Nick Clifton <nickc@redhat.com>
8303 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8304 not allow INT+INT as a legitimate addressing mode.
8306 2008-03-26 Richard Guenther <rguenther@suse.de>
8308 * tree-flow.h (widen_bitfield): Remove declaration.
8309 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8310 (widen_bitfield): Remove function.
8311 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8314 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8317 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8320 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8322 PR rtl-optimization/35232
8323 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8324 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8325 reg_reloaded_call_part_clobbered here.
8326 (reload_regs_reach_end_p): New function.
8327 (reload_reg_rtx_for_input): New variable.
8328 (reload_reg_rtx_for_output): Likewise.
8329 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8330 when reassigning a pseudo register. Load reloadreg from
8331 reload_reg_rtx_for_input, moving the mode and register
8333 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8334 instead of the original when deciding whether an input reload
8335 would be a no-op or whether an output reload can be deleted.
8336 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8337 when setting up new_spill_reg_store. Load it from
8338 reload_reg_rtx_for_output, moving the mode and register
8340 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8341 instead of the original when deciding whether an output reload
8342 would be a no-op. Do the same when modifying insn notes.
8343 Use rtx_equal_p instead of == to compare the registers.
8344 (inherit_piecemeal_p): Take a mode and two register numbers
8346 (emit_reload_insns): Clear new_spill_reg_store for every hard
8347 register in the reload register. Remove spill registers
8348 from reg_reloaded_valid before considering whether to record
8349 inheritance information for them. Use reload_reg_rtx_for_output
8350 instead of reg_rtx when recording output reloads. Use
8351 reload_reg_rtx_for_input instead of reg_rtx when recording
8352 input reloads. Set or clear reg_reloaded_call_part_clobbered
8353 at the same time as setting reg_reloaded_valid.
8354 (delete_output_reload): Add a new_reload_reg parameter and use it
8355 instead of rld[j].reg_rtx.
8356 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8359 2008-03-25 Tom Tromey <tromey@redhat.com>
8361 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8362 (build/genattr.o): Likewise.
8363 (build/genattrtab.o): Likewise.
8364 (build/gencodes.o): Likewise.
8365 (build/genconfig.o): Likewise.
8366 (build/genconstants.o): Likewise.
8367 (build/genemit.o): Likewise.
8368 (build/genextract.o): Likewise.
8369 (build/genflags.o): Likewise.
8371 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8373 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8374 instead of size_int for integer types.
8375 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8376 to match type of MINUS_EXPR.
8378 2008-03-25 Tom Tromey <tromey@redhat.com>
8380 * configure: Rebuilt.
8381 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8384 2008-03-25 Tom Tromey <tromey@redhat.com>
8386 * config/x-solaris (host-solaris.o): Update.
8387 * config/x-linux (host-linux.o): Update.
8388 * config/x-hpux (host-hpux.o): Update.
8389 * config/x-darwin (host-darwin.o): Update.
8390 * config/v850/t-v850e (v850-c.o): Update.
8391 * config/v850/t-v850 (v850-c.o): Update.
8392 * config/t-vxworks (vxworks.o): Update.
8393 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8394 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8395 * config/spu/t-spu-elf (spu-c.o): Update.
8397 * config/sh/t-symbian (sh-c.o): Update.
8398 (symbian.o): Update.
8399 * config/sh/t-sh (sh-c.o): Update.
8400 * config/score/t-score-elf (score7.o, score3.o): Update.
8401 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8402 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8403 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8404 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8406 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8407 * config/m32c/t-m32c (m32c-pragma.o): Update.
8408 * config/ia64/t-ia64 (ia64-c.o): Update.
8409 * config/i386/x-mingw32 (host-mingw32.o): Update.
8410 * config/i386/x-i386 (driver-i386.o): Update.
8411 * config/i386/x-darwin (host-i386-darwin.o): Update.
8412 * config/i386/x-cygwin (host-cygwin.o): Update.
8413 * config/i386/t-nwld (nwld.o): Update.
8414 * config/i386/t-netware (netware.o): Update.
8415 * config/i386/t-interix (winnt.o): Update.
8416 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8417 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8418 msformat-c.o): Update.
8419 * config/bfin/t-bfin-linux (generated_files): Add
8420 linux-sysroot-suffix.h.
8421 * config/arm/t-wince-pe (pe.o): Update.
8422 * config/arm/t-strongarm-pe (pe.o): Update.
8423 * config/arm/t-pe (pe.o): Update.
8424 * config/arm/t-arm (arm-c.o): Update.
8425 * doc/install.texi (Prerequisites): Require make 3.80.
8426 * Makefile.in: Remove .o targets.
8427 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8428 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8429 (simple_generated_h, simple_generated_c): Move earlier.
8430 (generated_files): New variable.
8431 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8432 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8433 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8434 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8435 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8436 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8437 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8438 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8439 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8440 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8441 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8442 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8444 (COMPILE.base, COMPILE): New variables.
8445 (%.o): New pattern rule.
8446 (ALL_HOST_OBJS): New variable.
8447 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8448 (dummy-checksum.o, cc1-checksum.o): Remove.
8449 (DRIVER_SHLIB): New variable.
8450 (DRIVER_DEFINES): Use it.
8451 (gencondmd.c): Move out of build/.
8452 (s-conditions): Update.
8453 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8454 (ALL_BUILD_OBJS): Likewise.
8455 (build/%.o): Use BUILDCOMPILE.
8456 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8457 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8458 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8459 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8460 build/genconfig.o, build/genconstants.o, build/genemit.o,
8461 build/genextract.o, build/genflags.o, build/genmddeps.o,
8462 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8463 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8464 build/gen-protos.o, build/scan.o, build/fix-header.o,
8465 build/scan-decls.o): Simplify.
8466 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8467 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8468 prefix.o, toplev.o): Reduce to variable setting.
8469 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8470 ($(out_object_file), gcc-options.o): New targets.
8471 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8472 * configure: Rebuilt.
8473 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8474 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8476 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8478 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8479 complain when we hit an error, return ERROR_MARK_NODE.
8481 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8483 * config/sh/constraints.md (Pso, Psz): New constraints.
8484 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8485 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8487 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8489 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8490 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8492 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8494 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8495 (prefetch_sh2a): New.
8497 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8498 Naveen.H.S <naveen.hs@kpitcummins.com>
8500 * config/sh/constraints.md (I28): New constraint.
8501 * config/sh/sh.c (broken_move): Add support for movi20s.
8502 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8504 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8505 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8506 Naveen.H.S <naveen.hs@kpitcummins.com>
8508 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8509 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8510 (print_operand): Handle resbank in %@ operand code.
8511 (sh_encode_section_info): New.
8512 (push_regs): Add conditions for resbank.
8513 (sh_expand_epilogue): Likewise.
8514 (sh_insert_attributes): Likewise.
8515 (sh_attribute_table): Likewise.
8516 (sh_handle_resbank_handler_attribute): New.
8517 (sh2a_handle_function_vector_handler_attribute): New.
8518 (sh2a_is_function_vector_call): New.
8519 (sh2a_get_function_vector_number): New.
8520 (sh2a_function_vector_p): New.
8521 (sh_cfun_resbank_handler_p): New.
8522 * config/sh/sh.md (calli): Emit jsr/n if possible.
8523 (calli_tbr_rel): New.
8524 (calli_pcrel): Emit jsr/n if possible.
8525 (return_i): Emit rts/n if possible.
8526 (call_valuei_tbr_rel): New.
8527 (call_valuei_pcrel): Add condition for SH2A target.
8528 (call_value): Likewise.
8529 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8530 (sh2a_get_function_vector_number): Likewise.
8531 (sh2a_is_function_vector_call): Likewise.
8532 * doc/extend.texi: Document TBR relative addressing of SH2A.
8533 (resbank): Add description for SH2A.
8535 2008-03-24 Richard Guenther <rguenther@suse.de>
8538 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8539 pointer assignments change conversions according to middle-end rules.
8540 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8541 * configure.ac: Include type checking in yes.
8542 * configure: Regenerate.
8544 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8546 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8547 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8549 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8551 * gthr-vxworks.h (UNUSED): Define.
8553 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8555 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8557 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8559 * doc/extend.texi (Function Attributes): Add missing comma in the
8560 example of the "alloc_size" attribute.
8562 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8565 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8567 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8570 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8573 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8574 of the underlying type of a MS bitfield layout to the natural
8575 alignment of the type.
8577 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8580 to their natural alignment to avoid store forwarding stalls.
8582 2008-03-22 Richard Guenther <rguenther@suse.de>
8584 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8585 For PHI nodes verify the address is invariant.
8586 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8587 (get_symbol_constant_value): Use is_gimple_min_invariant.
8588 (maybe_fold_stmt_indirect): Likewise.
8590 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8592 PR rtl-optimization/33927
8593 * Makefile.in (dse.o): Depend on $(TM_P_H).
8594 * expr.h (extract_low_bits): Declare.
8595 * expmed.c (extract_low_bits): New function.
8596 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8597 * dse.c: Include tm_p.h.
8598 (find_shift_sequence): Remove the read_reg argument and return the
8599 read value. Emit the instructions instead of returning them.
8600 Iterate on new_mode rather than calculating it each time.
8601 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8602 source to NEW_MODE and extract_low_bits to convert the shifted
8604 (replace_read): Allow the load and store to have different mode
8605 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8606 or extraction instructions before trying the replacement. Update
8607 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8609 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8612 to their natural alignment to avoid store forwarding stalls.
8614 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8617 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8618 encouraging but not allowing gprs for input;
8619 change the input constraint to !f#r.
8620 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8622 change the output constraint to !f#r.
8624 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8628 corresponding post-reload splitters.
8629 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8630 when x87 FP math is selected.
8631 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8632 New function prototype.
8633 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8634 unreachable function to ease macroization of insn patterns.
8636 2008-03-21 Martin Jambor <mjambor@suse.cz>
8638 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8639 reference dumps if ddr is NULL or dependence is unknown.
8641 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8643 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8644 unsigned extension into account.
8645 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8646 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8647 Do computations on a scratch register.
8649 2008-03-21 Richard Guenther <rguenther@suse.de>
8651 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8652 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8653 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8654 * tree-ssa-dom.c (record_equality): Likewise.
8655 * tree-inline.c (copy_body_r): Likewise.
8656 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8659 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8661 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8662 as 'delete_unused' argument.
8664 2008-03-20 Richard Guenther <rguenther@suse.de>
8666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8667 special casing of constant qualifiers.
8668 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8669 care about them in general.
8670 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8671 regardless of their type.
8672 (fold_stmt_r): Forcefully fold *& if we end up with that.
8674 2008-03-20 Paul Brook <paul@codesourcery.com>
8676 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8677 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8679 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8681 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8682 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8684 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8686 * common.opt (Wmudflap): New option.
8687 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8688 (mx_register_decls): Likewise.
8689 (mudflap_finish_file): Likewise.
8690 * doc/invoke.texi: Document -Wno-mudflap.
8692 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8694 * c-format.c (replace_format_name_to_system_name): New.
8696 (convert_format_name_to_system_name): New.
8697 (decode_format_attr): Add use of convert_format_name_to_system_name.
8698 (format_types_orig): Add gnu_ prefix to names.
8699 (check_format_info_main): Special treating of \0 escaped names for
8700 supporting multi-character format specifiers as I32, I64.
8701 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8702 (gnu_target_overrides_format_attributes): New.
8703 * c-format.h: Add structure target_ovr_attr to hold
8704 system specific formatter names.
8705 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8706 msformat-c.o file to c_target_objs and cxx_target_objs.
8707 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8708 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8709 (TARGET_N_FORMAT_TYPES): New.
8710 * config/i386/msformat-c.c: New.
8711 * config/i386/t-cygming: Add build rule for msformat-c.o.
8712 * doc/extend.texi: Add new format names gnu_* and ms_* and
8714 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8716 2008-03-20 Ira Rosen <irar@il.ibm.com>
8718 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8719 optimizations turned on under -O3.
8720 (ftree-vectorize): Add that the flag is turned on with -O3.
8722 2008-03-20 Ben Elliston <bje@au.ibm.com>
8724 * regmove.c (try_auto_increment): Fix spelling error in comment.
8725 * final.c (final_scan_insn): Likewise.
8727 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8730 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8731 allocator preferences for "y" and "r" class registers.
8732 ("*mov<mode>_internal"): Ditto.
8733 ("*movv2sf_internal_rex64"): Ditto.
8734 ("*movv2sf_internal"): Ditto.
8736 2008-03-19 Michael Matz <matz@suse.de>
8739 * calls.c (expand_call): Check overlap of arguments with call
8740 address for sibcalls.
8742 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8745 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8746 of the underlying type of a MS bitfield layout to the natural
8747 alignment of the type.
8749 2008-03-19 Jan Hubicka <jh@suse.cz>
8752 * toplev.c (decode_d_option): Handle all CPP flags.
8753 * tree-vrp.c: Update tree_pass descriptors.
8754 * regrename.c: Update tree_pass descriptors.
8755 * fwprop.c: Update tree_pass descriptors.
8756 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8757 * tree-into-ssa.c: Update tree_pass descriptors.
8758 * tree-dump.c: Update tree_pass descriptors.
8759 * tree-complex.c: Update tree_pass descriptors.
8760 * tree-dump.h: Update tree_pass descriptors.
8761 * see.c: Update tree_pass descriptors.
8762 * cgraphbuild.c: Update tree_pass descriptors.
8763 * tracer.c: Update tree_pass descriptors.
8764 * tree-loop-distribution.c: Update tree_pass descriptors.
8765 * cgraph.c: Update tree_pass descriptors.
8766 * postreload-gcse.c: Update tree_pass descriptors.
8767 * postreload.c: Update tree_pass descriptors.
8768 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8769 * tree-tailcall.c: Update tree_pass descriptors.
8770 * tree-pass.h (tree_opt_pass): Rename to ...
8771 (opt_pass) ... this one; add "type" field and remove letter field.
8772 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8773 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8774 all_lowering_passes): Update declaration.
8775 * ipa-cp.c: Update tree_pass descriptors.
8776 * final.c: Update tree_pass descriptors.
8777 * omp-low.c: Update tree_pass descriptors.
8778 * tree-ssa-dse.c: Update tree_pass descriptors.
8779 * ipa-reference.c: Update tree_pass descriptors.
8780 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8781 * auto-inc-dec.c: Update tree_pass descriptors.
8782 * reorg.c: Update tree_pass descriptors.
8783 * cgraphunit.c: Update tree_pass descriptors.
8784 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8785 * tree-ssa-ccp.c: Update tree_pass descriptors.
8786 * df-core.c: Update tree_pass descriptors.
8787 * mode-switching.c: Update tree_pass descriptors.
8788 * tree-nomudflap.c: Update tree_pass descriptors.
8789 * modulo-sched.c: Update tree_pass descriptors.
8790 * ipa-pure-const.c: Update tree_pass descriptors.
8791 * cse.c: Update tree_pass descriptors.
8792 * web.c: Update tree_pass descriptors.
8793 * tree-stdarg.c: Update tree_pass descriptors.
8794 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8795 * tree-ssa-dom.c: Update tree_pass descriptors.
8796 * tree-nrv.c: Update tree_pass descriptors.
8797 * tree-ssa-alias.c: Update tree_pass descriptors.
8798 * loop-init.c: Update tree_pass descriptors.
8799 * gimple-low.c: Update tree_pass descriptors.
8800 * ipa-inline.c: Update tree_pass descriptors.
8801 * tree-ssa-sink.c: Update tree_pass descriptors.
8802 * global.c: Update tree_pass descriptors.
8803 * ifcvt.c: Update tree_pass descriptors.
8804 * jump.c: Update tree_pass descriptors.
8805 * predict.c: Update tree_pass descriptors.
8806 * tree-ssa-loop.c: Update tree_pass descriptors.
8807 * recog.c: Update tree_pass descriptors.
8808 * dse.c: Update tree_pass descriptors.
8809 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8810 * tree-eh.c: Update tree_pass descriptors.
8811 * regmove.c: Update tree_pass descriptors.
8813 * function.c: Update tree_pass descriptors.
8814 * tree-vectorizer.c: Update tree_pass descriptors.
8815 * gcse.c: Update tree_pass descriptors.
8816 * ipa-type-escape.c: Update tree_pass descriptors.
8817 * tree-if-conv.c: Update tree_pass descriptors.
8818 * init-regs.c: Update tree_pass descriptors.
8819 * ipa.c: Update tree_pass descriptors.
8820 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8821 * rtl-factoring.c: Update tree_pass descriptors.
8822 * lower-subreg.c: Update tree_pass descriptors.
8823 * bt-load.c: Update tree_pass descriptors.
8824 * tree-dfa.c: Update tree_pass descriptors.
8825 * except.c: Update tree_pass descriptors.
8826 * emit-rtl.c: Update tree_pass descriptors.
8827 * cfgexpand.c: Update tree_pass descriptors.
8828 * tree-cfgcleanup.c: Update tree_pass descriptors.
8829 * cfgcleanup.c: Update tree_pass descriptors.
8830 * tree-ssa-pre.c: Update tree_pass descriptors.
8831 * tree-sra.c: Update tree_pass descriptors.
8832 * tree-mudflap.c: Update tree_pass descriptors.
8833 * tree-ssa-copy.c: Update tree_pass descriptors.
8834 * cfglayout.c: Update tree_pass descriptors.
8835 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8836 * tree-ssa-dce.c: Update tree_pass descriptors.
8837 * tree-ssa.c: Update tree_pass descriptors.
8838 * regclass.c: Update tree_pass descriptors.
8839 * integrate.c: Update tree_pass descriptors.
8840 * tree-optimize.c: Update tree_pass descriptors.
8841 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8842 * tree-object-size.c: Update tree_pass descriptors.
8843 * combine.c: Update tree_pass descriptors.
8844 * tree-outof-ssa.c: Update tree_pass descriptors.
8845 * bb-reorder.c: Update tree_pass descriptors.
8846 * stack-ptr-mod.c: Update tree_pass descriptors.
8847 * var-tracking.c: Update tree_pass descriptors.
8848 * tree-profile.c: Update tree_pass descriptors.
8849 * tree-vect-generic.c: Update tree_pass descriptors.
8850 * reg-stack.c: Update tree_pass descriptors.
8851 * sched-rgn.c: Update tree_pass descriptors.
8852 * tree-ssa-structalias.c: Update tree_pass descriptors.
8853 * tree-cfg.c: Update tree_pass descriptors.
8854 * passes.c (current_pass): Update declaration.
8855 (finish_optimization_passes): Update.
8856 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8857 (register_one_dump_file, register_dump_files_1, next_pass_1):
8859 (init_optimization_passes): Update handling of new types.
8860 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8861 * ipa-struct-reorg.c: Update tree_pass descriptors.
8862 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8863 * combine-stack-adj.c: Update tree_pass descriptors.
8864 * cfgrtl.c: Update tree_pass descriptors.
8865 * dce.c: Update tree_pass descriptors.
8866 * tree-ssanames.c: Update tree_pass descriptors.
8868 2008-03-19 Richard Guenther <rguenther@suse.de>
8871 * tree-ssa.c (walk_data): New structure.
8872 (warn_uninitialized_var): If not always_executed warn with "maybe"
8874 (execute_early_warn_uninitialized): Compute post-dominators.
8875 Initialize always_executed before processing each basic block.
8877 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8880 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8881 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8883 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8885 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8887 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8889 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8891 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8892 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8893 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8894 target after ignore has been set, and move there also the commputation
8895 of subtarget and original_target.
8896 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8897 (LANG_HOOKS_INITIALIZER): Remove it.
8898 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8900 2008-03-18 Richard Guenther <rguenther@suse.de>
8902 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8903 found an expression with constants, note that in the VN for the lhs.
8904 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8905 fold them to constants if possible. Run cleanup_cfg if done so.
8906 (execute_pre): Return todo.
8908 (execute_fre): Likewise.
8909 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8911 (get_prop_source_stmt): Look through pointer conversions.
8913 2008-03-18 Jan Hubicka <jh@suse.cz>
8915 * tree-pretty-print.c: Include predict.h.
8916 (dump_generic_node): Dump predictor.
8917 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8918 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8919 * gimple-low.c (lower_stmt): Likewise.
8920 * expr.c (expand_expr_real): Likewise.
8921 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8923 (build_predict_expr, build_predict_expr): New.
8924 * predict.h (predictor_name, build_predict_expr): Update.
8925 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8926 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8927 * predict.def (PRED_CONTINUE): Update hitrate.
8928 * tree.def (PREDICT_EXPR): Define.
8929 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8930 do not handle BIND_EXPR.
8931 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8932 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8933 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8936 2008-03-18 Michael Matz <matz@suse.de>
8938 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8940 2008-03-18 Richard Guenther <rguenther@suse.de>
8942 * tree-gimple.h (is_gimple_invariant_address): Declare.
8943 (is_gimple_constant): Likewise.
8944 * tree-gimple.c (is_gimple_constant): New function.
8945 (is_gimple_invariant_address): Likewise.
8946 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8947 and is_gimple_invariant_address.
8948 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8950 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8951 an addressable base.
8953 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8956 * gimplify.c (gimplify_expr): Gimplify second operand of
8959 2008-03-17 Richard Guenther <rguenther@suse.de>
8961 PR tree-optimization/19637
8962 * fold-const.c (fold_unary): Remove restrictions of removing
8963 intermediate pointer-conversions (P2)(P1)P0.
8964 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8965 conversion to void pointer.
8966 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8968 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8971 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8972 emulated thread local variables.
8974 2008-03-16 Richard Guenther <rguenther@suse.de>
8977 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8978 expand TREE_INVARIANT operations that are not gimple invariant.
8980 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8982 * doc/extend.texi (Alignment): Say that the ABI controls
8983 the __alignof__ for non-strict-alignment targets rather
8984 than being a recommendation.
8986 2008-03-15 Paul Brook <paul@codesourcery.com>
8988 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8990 (arm_output_fn_unwind): Mark functions that can not be unwound.
8992 2008-03-15 Paul Brook <paul@codesourcery.com>
8994 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8995 extension instructions.
8997 2008-03-15 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9000 and fold constant aggregate refs.
9001 (fold_const_aggregate_ref): Handle string constants
9002 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9003 (evaluate_stmt): Simplify now that ccp_fold folds constant
9006 2008-03-15 Paul Brook <paul@codesourcery.com>
9008 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9009 (extzv): Use gen_extzv_t2.
9010 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9012 2008-03-15 Richard Guenther <rguenther@suse.de>
9014 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9015 (fold_const_aggregate_ref): Likewise.
9016 (get_value): Return NULL if we don't have any values.
9017 (ccp_finalize): Set const_val to NULL after freeing it.
9018 * tree-flow.h (get_symbol_constant_value): Declare.
9019 (fold_const_aggregate_ref): Likewise.
9020 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9022 2008-03-15 Richard Guenther <rguenther@suse.de>
9025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9026 to not produce negative array indices if not allowed. Add
9027 parameter to indicate that.
9028 (maybe_fold_offset_to_component_ref): Allow negative array
9029 indices only for the first member of a structure.
9030 (maybe_fold_offset_to_reference): Allow negative array indices.
9031 (maybe_fold_stmt_addition): Likewise.
9033 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9034 Anatoly Sokolov <aesok@post.ru>
9036 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9037 (avr_arch): Add ARCH_AVR6.
9038 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9039 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9040 instead of fixed value 2.
9041 (print_operand_address): Use gs() asm specifier instead of pm().
9042 (avr_assemble_integer): (Ditto.).
9043 (avr_output_addr_vec_elt): (Ditto.).
9044 (print_operand): Handle "!" code.
9045 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9046 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9047 (AVR_HAVE_EIJMP_EICALL): Define.
9048 (AVR_3_BYTE_PC): Redefine.
9049 (AVR_2_BYTE_PC): (Ditto.).
9050 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9051 (LINK_SPEC): Add atmega2560 and atmega2561.
9052 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9054 * config/avr/avr.md (call_insn): Use eicall instead of icall
9055 for 3 byte PC devices.
9056 (call_value_insn): (Ditto.).
9057 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9058 (indirect_jump): Use only for for 2 byte PC devices.
9059 (*tablejump): (Ditto.).
9060 (*indirect_jump_avr6): Add insn.
9061 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9062 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9063 instead of ijmp for 3 byte PC devices.
9064 (__tablejump2__): (Ditto.).
9065 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9066 (MULITLIB_DIRNAMES): (Ditto.).
9067 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9069 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9071 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9072 "sse2_umulsidi3". Use V1DI mode for operand 0.
9073 ("mmx_psadbw"): Use V1DI mode for operand 0.
9074 * config/i386/i386-modes.def (V1SI): New vector mode.
9075 * config/i386/i386.c (struct builtin_description)
9076 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9077 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9078 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9079 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9080 v1di_ftype_v8qi_v8qi type.
9081 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9083 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9084 __builtin_ia32_pmuludq]: Fix the mode of return value.
9086 2008-03-15 Richard Guenther <rguenther@suse.de>
9089 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9092 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9094 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9095 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9096 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9097 unless TARGET_SERIALIZE_VOLATILE is enabled.
9098 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9099 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9100 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9102 2008-03-14 Richard Guenther <rguenther@suse.de>
9104 PR tree-optimization/34172
9105 * tree-flow.h (refs_may_alias_p): Declare.
9106 (get_single_def_stmt): Likewise.
9107 (get_single_def_stmt_from_phi): Likewise.
9108 (get_single_def_stmt_with_phi): Likewise.
9109 * tree-dfa.c (refs_may_alias_p): New function.
9110 (get_single_def_stmt): Likewise.
9111 (get_single_def_stmt_from_phi): Likewise.
9112 (get_single_def_stmt_with_phi): Likewise.
9113 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9114 (vn_reference_lookup_1): New helper function.
9115 (vn_reference_lookup): Walk the virtual use-def chain to
9116 continue searching for a match if the def does not alias the
9117 reference we are looking for.
9119 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9121 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9122 archive and Perzl. Update The Written Word listing.
9124 2008-03-14 Richard Guenther <rguenther@suse.de>
9126 PR tree-optimization/34043
9127 PR tree-optimization/33989
9128 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9130 (bitmap_find_leader): Use extra argument to verify dominance
9131 relationship inside a basic-block.
9132 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9133 (find_leader_in_sets): Adjust.
9134 (create_component_ref_by_pieces): Take extra argument for
9135 dominance check, handle lookup failures.
9136 (find_or_generate_expression): Likewise.
9137 (create_expression_by_pieces): Likewise.
9138 (insert_into_preds_of_block): Adjust.
9139 (create_value_expr_from): If asked for, verify all operands
9140 are in the blocks AVAIL_OUT set.
9141 (make_values_for_stmt): Check for SSA_NAMEs that are life
9142 over an abnormal edge.
9143 (compute_avail): Remove such check.
9144 (do_SCCVN_insertion): New function.
9145 (eliminate): If we do not find a leader suitable for replacement
9146 insert a replacement expression from SCCVN if available.
9147 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9148 (struct vn_ssa_aux): Add needs_insertion flag.
9149 * tree-ssa-sccvn.c (may_insert): New global flag.
9150 (copy_reference_ops_from_ref): Value-number union member access
9151 based on its size, not type and member if insertion is allowed.
9152 (visit_reference_op_load): For a weak match from union type
9153 punning lookup a view-converted value and insert a SSA_NAME
9154 for that value if that is not found.
9155 (visit_use): Make dumps shorter. Do not disallow value numbering
9156 SSA_NAMEs that are life over an abnormal edge to constants.
9157 (free_scc_vn): Release inserted SSA_NAMEs.
9158 (run_scc_vn): New flag to specify whether insertion is allowed.
9159 Process SSA_NAMEs in forward order.
9160 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9161 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9162 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9163 pointer type to/from integral types that do not change the
9164 precision to regular conversions.
9166 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9168 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9169 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9170 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9171 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9172 input arguments and the mode of return value. Built-in functions
9173 that operate on whole 64-bit MMX register now use V1DI mode.
9175 2008-03-13 Alon Dayan <alond@il.ibm.com>
9176 Olga Golovanevsky <olga@il.ibm.com>
9178 PR tree-optimization/35041
9179 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9180 to locate the right position in a statement.
9182 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9186 * config/i386/xmmintrin.h: Change all static inline functions to
9187 extern inline and add __gnu_inline__ attribute.
9188 * config/i386/bmintrin.h: Ditto.
9189 * config/i386/smmintrin.h: Ditto.
9190 * config/i386/tmmintrin.h: Ditto.
9191 * config/i386/mmintrin-common.h: Ditto.
9192 * config/i386/ammintrin.h: Ditto.
9193 * config/i386/emmintrin.h: Ditto.
9194 * config/i386/pmmintrin.h: Ditto.
9195 * config/i386/mmintrin.h: Ditto.
9196 * config/i386/mm3dnow.h: Ditto.
9198 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9201 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9202 (lower_omp_2): New function.
9203 (lower_omp_1, lower_omp): Rewritten.
9205 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9208 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9209 with the phrase "Microsoft Windows compilers".
9210 (Push/Pop Macro Pragmas): New subsection. Document
9211 #pragma push_macro and pragma pop_macro.
9213 2008-03-12 Paul Brook <paul@codesourcery.com>
9215 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9217 2008-03-12 Paul Brook <paul@codesourcery.com>
9219 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9220 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9221 (thumb2_addsi_shortim): Rename ...
9222 (thumb2_addsi_short): ... to this. Allow register operands.
9223 (thumb2_subsi_short): New pattern.
9224 (thumb2_one_cmplsi2_short,
9225 thumb2_negsi2_short): New patterns and peepholes.
9227 2008-03-12 Paul Brook <paul@codesourcery.com>
9229 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9231 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/i386.md (int_cond): New code iterator.
9235 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9236 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9237 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9238 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9239 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9240 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9241 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9242 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9244 2008-03-12 Paul Brook <paul@codesourcery.com>
9246 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9247 instead of {arm,thumb}_compute_save_reg_mask.
9248 (output_return_instruction): Ditto.
9249 (thumb_unexpanded_epilogue): Ditto.
9250 (thumb1_expand_prologue): Ditto.
9251 (thumb1_output_function_prologue): Ditto.
9252 (arm_set_return_address): Ditto.
9253 (thumb_set_return_address): Ditto.
9254 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9255 regs to achieve stack alignment.
9256 (thumb1_compute_save_reg_mask): Fix compiler warning.
9257 (arm_output_epilogue): Use offsets->saved_regs_mask.
9258 Adjust stack pointer by poping call clobered registers.
9259 (arm_expand_prologue): Use offsets->saved_regs_mask.
9260 Adjust stack pointer by pushing extra registers.
9261 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9263 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9266 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9267 conversion to the operands of a multiplication.
9269 2008-03-12 Richard Guenther <rguenther@suse.de>
9271 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9272 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9273 * timevar.def (TV_TREE_PHIPROP): Add.
9274 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9275 pass description. Use TV_TREE_PHIPROP.
9276 * tree-ssa-forwprop.c: Remove phiprop code.
9278 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9281 * omp-low.c (maybe_lookup_decl): Constify first argument.
9282 (use_pointer_for_field): Change last argument from bool to
9283 omp_context *. Disallow shared copy-in/out in nested
9284 parallel if decl is shared in outer parallel too.
9285 (build_outer_var_ref, scan_sharing_clauses,
9286 lower_rec_input_clauses, lower_copyprivate_clauses,
9287 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9289 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9290 Ira Rosen <irar@il.ibm.com>
9292 * tree-vectorizer.c (free_stmt_vec_info): New function.
9293 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9294 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9295 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9296 * tree-vect-transform.c (vectorizable_conversion): Free
9297 vec_oprnds0 if it was allocated.
9298 (vect_permute_store_chain): Remove unused VECs.
9299 (vectorizable_store): Free VECs that are allocated in the..
9301 (vect_transform_strided_load, vectorizable_load): Likewise.
9302 (vect_remove_stores): Simplify the code.
9303 (vect_transform_loop): Move code to vect_remove_stores().
9304 Call vect_remove_stores() and free_stmt_vec_info().
9306 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9308 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9309 TARGET_HPUX. Revise comment.
9310 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9311 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9312 Use sr4 variant of `be' instruction when not generating PIC code.
9313 (attr_length_call): Adjust for above change.
9315 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9317 * ipa-reference.c (static_execute): Remove module_statics_const and
9318 associated setting code.
9320 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9324 predicate for operand 1.
9325 (paritysi2_cmp): Use register_operand predicate for operand 2.
9326 Use earlyclobber modifier for operand 1. Remove support for
9328 (paritydi2_cmp): Use register_operand predicate for operand 3.
9329 Use earlyclobber modifier for operand 1. Remove support for
9332 2008-03-11 Paul Brook <paul@codesourcery.com>
9333 Vladimir Prus <vladimir@codesourcery.com>
9335 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9336 (arm_compute_save_reg0_reg12_mask): Always
9337 check if register 11 must be saved. Always safe hard frame pointer
9338 when frame_pointer_needeed.
9339 (arm_compute_save_reg_mask): Save IP and PC
9340 only with apcs frames.
9341 (arm_output_epilogue): Adjust Thumb2 codepath to
9342 be also invoked and work for ARM non-apcs frames.
9343 (arm_expand_prologue): Don't bother saving IP
9344 for non-apcs frame, since it's not clobbered by
9345 prologue code. Implement non-apcs frame
9348 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9350 PR rtl-optimization/35281
9351 * expr.c (convert_move): Use a new pseudo for the intermediate
9352 from_mode->word_mode result.
9354 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9356 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9357 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9358 * toplev.c (compile_file): Don't call it.
9360 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9363 * expr.c (store_expr): Call emit_block_move if the mode
9364 of "temp" RTX is BLKmode.
9366 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9367 Richard Guenther <rguenther@suse.de>
9369 PR tree-optimization/31358
9370 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9371 the step with a NULL_TREE.
9372 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9373 to sizetype if type is a pointer type.
9374 (add_candidate_1): Don't convert the base and step to
9375 the generic type if the orginal type is a pointer type.
9376 (add_iv_value_candidates): Use sizetype for the step
9377 if type is a pointer type.
9378 (cand_value_at): Likewise.
9379 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9381 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9382 Don't convert the tem affine to the type.
9383 (add_elt_to_tree): Use sizetype for the step if a pointer.
9384 Use POINTER_PLUS_EXPR for pointers.
9385 (aff_combination_to_tree): Use sizetype for the step if a
9388 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9390 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9391 Remove commutativity hint.
9393 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9397 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9398 errorneous type. Check that v is a VAR_DECL.
9401 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9403 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9405 PR tree-optimization/35494
9406 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9407 may be overriden at link and run time.
9409 2008-03-10 Richard Guenther <rguenther@suse.de>
9411 PR tree-optimization/34677
9412 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9413 (poolify_tree): Likewise.
9414 (modify_expr_template): Likewise.
9415 (poolify_modify_stmt): Likewise.
9416 (insert_fake_stores): Handle all component-ref style stores
9417 in addition to INDIRECT_REF. Also handle complex types.
9418 Do not poolify the inserted load.
9419 (realify_fake_stores): Do not rebuild the tree but only
9420 make it a SSA_NAME copy.
9421 (init_pre): Remove initialzation of modify_expr_template.
9422 Do not allocate modify_expr_node_pool.
9423 (fini_pre): Do not free modify_expr_node_pool.
9425 2008-03-10 Paul Brook <paul@codesourcery.com>
9427 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9430 2008-03-10 Paul Brook <paul@codesourcery.com>
9431 Mark Shinwell <shinwell@codesourcery.com>
9433 * config/arm/cortex-r4.md: New.
9434 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9436 * config/arm/arm.md: Include cortex-r4.md.
9437 (insn): Add smmls, sdiv and udiv values.
9438 (generic_sched): Don't use generic scheduling for Cortex-R4.
9439 (arm_issue_rate): New function.
9440 (TARGET_SCHED_ISSUE_RATE): Define.
9442 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9444 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9446 2008-03-10 Richard Guenther <rguenther@suse.de>
9448 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9449 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9451 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9453 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9454 Set default to true.
9456 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9458 * c.opt (Wsynth): Deprecate.
9459 * doc/invoke.texi (Option Summary, Warning Options): Document
9460 -Wno-format-contains-nul.
9462 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9465 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9466 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9468 2008-03-09 Ira Rosen <irar@il.ibm.com>
9470 * config/rs6000/rs6000.c (builtin_description): Rename vector
9471 left shift operations.
9472 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9473 (altivec_vsl<VI_char>): Rename to ...
9474 (ashl<mode>3): ... new name.
9475 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9477 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9479 2008-03-08 Richard Guenther <rguenther@suse.de>
9481 * coverage.h (tree_coverage_counter_addr): Declare.
9482 * coverage.c (tree_coverage_counter_addr): New function.
9483 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9485 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9486 (tree_gen_one_value_profiler): Likewise.
9487 (tree_gen_ic_profiler): Likewise.
9488 (tree_gen_average_profiler): Likewise.
9489 (tree_gen_ior_profiler): Likewise.
9491 2008-03-08 Richard Guenther <rguenther@suse.de>
9493 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9494 (vn_binary_op_insert): Likewise.
9495 (vn_unary_op_lookup): Likewise.
9496 (vn_unary_op_insert): Likewise.
9497 (vn_nary_op_lookup): Declare.
9498 (vn_nary_op_insert): Likewise.
9499 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9500 and binary hashes, use a single obstack for unary_op_pool
9502 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9503 a single struct vn_nary_op_s. Store tree code length and
9504 a variable number of operands.
9505 (struct vn_reference_op_struct): Remove unused op2.
9506 (vn_reference_op_eq): Do not compare op2.
9507 (vn_reference_op_compute_hash): Do not compute hash of op2.
9508 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9509 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9510 with vn_nary_op_compute_hash.
9511 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9512 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9514 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9516 (visit_unary_op): Call nary functions.
9517 (visit_binary_op): Likewise.
9518 (process_scc): Adjust for struct vn_tables_s changes.
9519 (allocate_vn_table): Likewise.
9520 (free_vn_table): Likewise.
9521 * tree-vn.c (vn_add): Call nary functions.
9522 (vn_lookup): Likewise.
9524 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9527 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9528 wdst back after sync_compare_and_swapqhi_internal.
9530 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9533 * config/i386/i386-modes.def (V1DI): New vector mode.
9534 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9535 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9536 (MMXMODE248): Ditto.
9537 (MMXMODE): Add V1DI mode.
9538 (mmxvecsize): Change DI mode to V1DI mode.
9539 ("mov<mode>): Use MMXMODEI8 mode iterator.
9540 ("*mov<mode>_internal_rex64"): Ditto.
9541 ("*mov<mode>_internal"): Ditto.
9542 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9543 ("mmx_sub<mode>3"): Ditto.
9544 ("mmx_adddi3"): Remove insn pattern.
9545 ("mmx_subdi3"): Ditto.
9546 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9547 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9548 ("mmx_ashl<mode>3"): Ditto.
9549 ("mmx_lshrdi3"): Remove insn pattern.
9550 ("mmx_ashldi3"): Ditto.
9551 * config/i386/i386.c (classify_argument): Handle V1DImode.
9552 (function_arg_advance_32): Ditto.
9553 (function_arg_32): Ditto.
9554 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9555 mmx_addv1di3 insn pattern.
9556 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9557 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9558 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9559 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9560 Remove definitions of built-in functions.
9561 (V1DI_type_node): New node.
9562 (v1di_ftype_v1di_int): Ditto.
9563 (v1di_ftype_v1di_v1di): Ditto.
9564 (v2si_ftype_v2si_si): Ditto.
9565 (v4hi_ftype_v4hi_di): Remove node.
9566 (v2si_ftype_v2si_di): Ditto.
9567 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9568 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9569 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9570 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9571 Add new builtins using def_builtin_const.
9572 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9573 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9574 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9575 * config/i386/mmintrin.h (__v1di): New typedef.
9576 (_mm_add_si64): Cast arguments to __v1di type.
9577 (_mm_sub_si64): Ditto.
9578 (_mm_sll_pi16): Cast __count to __v4hi type.
9579 (_mm_sll_pi32): Cast __count to __v2si type.
9580 (_mm_sll_si64): Cast arguments to __v1di type.
9581 (_mm_srl_pi16): Cast __count to __v4hi type.
9582 (_mm_srl_pi32): Cast __count to __v2si type.
9583 (_mm_srl_si64): Cast arguments to __v1di type.
9584 (_mm_sra_pi16): Cast __count to __v4hi type.
9585 (_mm_sra_pi32): Cast __count to __v2si type.
9586 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9587 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9588 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9589 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9590 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9591 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9592 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9593 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9594 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9595 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9596 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9597 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9599 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9601 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9603 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9606 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9607 reg+const addressing for Altivec modes. Don't generate reg+reg
9608 addressing for TFmode or TDmode quantities.
9610 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9612 * c-common.c (vector_types_convertible_p): Call langhook
9613 instead of comptypes.
9615 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9618 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9619 integral and scalar float variables which have a
9622 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9624 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9625 dwarf_register_span hook when emitting unwind information for
9626 register-to-memory saves.
9627 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9628 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9630 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9632 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9633 for the same VAR_DECL.
9635 2008-03-06 Tom Tromey <tromey@redhat.com>
9638 * doc/standards.texi (Standards): Don't mention treelang.
9639 * doc/invoke.texi (Overall Options): Don't mention treelang.
9640 * doc/install.texi (Prerequisites): Don't mention bison or
9642 (Configuration): Don't mention treelang.
9643 (Building): Likewise.
9644 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9646 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9648 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9649 word-extractions out of a multi-word object.
9651 2008-03-06 Richard Guenther <rguenther@suse.de>
9653 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9654 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9655 result type and precision.
9656 * expr.c (get_inner_reference): Set unsignedp based on the result
9657 type of BIT_FIELD_REF.
9658 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9659 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9660 (try_instantiate_multiple_fields): Likewise. Use the correct type
9662 (sra_build_assignment): Likewise.
9663 (sra_build_elt_assignment): Likewise.
9664 (sra_explode_bitfield_assignment): Likewise.
9665 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9666 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9667 set BIT_FIELD_REF_UNSIGNED.
9668 (vectorizable_load): Likewise.
9670 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9672 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9675 2008-03-06 Richard Guenther <rguenther@suse.de>
9677 * alias.c (struct alias_set_entry): Move has_zero_child field
9678 to pack with alias_set.
9680 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9682 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9685 2008-03-05 Ian Lance Taylor <iant@google.com>
9687 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9689 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9691 * fwprop.c (update_df): Support width and offset parameters of
9693 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9694 global_conflicts): Change DF_REF_EXTRACT to either
9695 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9696 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9697 * df-scan.c (df_ref_record, df_defs_record,
9698 df_ref_create_structure, df_def_record_1, df_uses_record,
9699 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9700 df_bb_refs_collect, df_entry_block_defs_collect,
9701 df_exit_block_uses_collect): Support new width and offset fields.
9702 (ref_extract_pool): New storage pool.
9703 (df_free_ref): New function.
9704 (df_reg_chain_unlink, df_free_collection_rec,
9705 df_sort_and_compress_refs): Call df_free_ref.
9706 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9708 (df_ref_create_structure): Allocate df_ref_extract if offset and
9709 width fields are used.
9710 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9711 (df_uses_record): Get offset and width from ZERO_EXTRACT
9713 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9714 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9715 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9716 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9717 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9718 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9719 (df_ref_extract): New structure.
9720 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9721 (df_ref_create): Add width and offset parameters.
9723 2008-03-05 Richard Guenther <rguenther@suse.de>
9725 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9726 Use ranges_overlap_p.
9727 (offset_overlaps_with_access): Rename
9728 to ranges_overlap_p and move ...
9729 * tree-flow-inline.h (ranges_overlap_p): ... here.
9731 * tree.h (get_inner_reference, handled_component_p): Update
9734 * tree.h (record_component_aliases, get_alias_set,
9735 alias_sets_conflict_p, alias_sets_must_conflict_p,
9736 objects_must_conflict_p): Move declarations ...
9737 * alias.h (record_component_aliases, get_alias_set,
9738 alias_sets_conflict_p, alias_sets_must_conflict_p,
9739 objects_must_conflict_p): ... here.
9740 Include coretypes.h.
9741 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9743 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9745 * cfg.c: Include tree-flow.h.
9746 (remove_edge_raw): Call redirect_edge_var_map_clear.
9747 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9748 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9749 (redirect_edge_var_map_result): New.
9750 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9751 PENDING_STMT use with redirect_edge_var_map_*.
9752 * tree-ssa.c (edge_var_maps): New definition.
9753 (redirect_edge_var_map_add): New.
9754 (redirect_edge_var_map_clear): New.
9755 (redirect_edge_var_map_dup): New.
9756 (redirect_edge_var_map_vector): New.
9757 (redirect_edge_var_map_destroy): New.
9758 (ssa_redirect_edge): Replace PENDING_STMT use with
9759 redirect_edge_var_map_*.
9760 (flush_pending_stmts): Same.
9761 (delete_tree_ssa): Destroy edge var map.
9762 * tree-flow.h (struct _edge_var_map): New.
9763 Define edge_var_map vector type.
9764 Declare redirect_edge_var_map_* prototypes.
9765 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9766 * tree-cfg.c (reinstall_phi_args): Replace
9767 PENDING_STMT use with redirect_edge_var_map_*.
9769 2008-03-05 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/35472
9772 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9773 whose single use_stmt has a overlapping set of loaded and
9774 stored symbols as that use_stmt might be a noop assignment then.
9776 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9778 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9780 2008-03-05 Richard Guenther <rguenther@suse.de>
9783 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9784 should be constants.
9785 * tree-cfg.c (verify_expr): Verify it.
9786 * fold-const.c (fold_truthop): Remove code generating
9787 BIT_FIELD_REFs of structure bases.
9788 (fold_binary): Likewise.
9789 (fold_ternary): Position and size of BIT_FIELD_REFs are
9790 always host integers.
9791 (make_bit_field_ref): Remove.
9792 (optimize_bit_field_compare): Remove.
9793 (all_ones_mask_p): Remove.
9795 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9798 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9799 (split_block_and_df_analyze): New. Split basic block and rebuild
9801 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9803 (split_pattern_seq): Likewise.
9804 (erase_matching_seqs): Likewise.
9805 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9807 2008-03-04 Geoff Keating <geoffk@apple.com>
9809 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9810 declaration and code.
9811 (tree_invalid_nonnegative_warnv_p): Likewise.
9813 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9815 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9816 examples. Truncate option-names then causing overfull hbox.
9818 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9821 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9823 * configure: Rebuilt.
9825 2008-03-04 Rafael Espindola <espindola@google.com>
9827 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9828 (tree_unary_nonnegative_warnv_p): New.
9829 (tree_binary_nonnegative_warnv_p): New.
9830 (tree_single_nonnegative_warnv_p): New.
9831 (tree_invalid_nonnegative_warnv_p): New.
9832 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9834 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9837 * opts.c (handle_option): Postpone 'unknown option' errors only for
9840 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9843 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9846 2008-03-04 Rafael Espindola <espindola@google.com>
9848 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9849 (tree_binary_nonzero_warnv_p): New.
9850 (tree_single_nonzero_warnv_p): New.
9851 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9853 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9856 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9857 transformations for modes that have signed zeros.
9858 * ifcvt.c (noce_try_abs): Ditto.
9860 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9862 * config/i386/i386.c (override_options): Force
9863 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9865 2008-03-04 Jan Hubicka <jh@suse.cz>
9868 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9871 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9873 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9874 label to probe the stack.
9876 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9878 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9879 (__gthr_win32_mutex_destroy): Declare.
9880 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9881 __gthr_win32_mutex_destroy.
9882 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9884 2008-03-03 Jan Hubicka <jh@suse.cz>
9887 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9888 aggressive on inlining cold calls.
9890 2008-03-03 Richard Guenther <rguenther@suse.de>
9892 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9893 struct copies into the expression table.
9894 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9895 (try_to_simplify): Likewise.
9896 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9897 integral and pointer arguments which do not change the
9898 precision to NOP_EXPRs.
9899 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9900 VIEW_CONVERT_EXPR case.
9902 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9904 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9905 defined in a loop at depth 0 is invariant.
9906 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9907 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9908 be called at loop depth 0.
9910 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9913 * gcc.c (process_command): Update copyright notice dates.
9914 * gcov.c (print_version): Likewise.
9915 * gcov-dump.c (print_version): Likewise.
9916 * mips-tfile.c (main): Likewise.
9917 * mips-tdump.c (main): Likewise.
9919 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9922 * c-common.c (flag_permissive): Delete.
9923 (constant_expression_warnings): Check flags first.
9924 (constant_expression_error): New.
9925 * c-common.h (flag_permissive): Delete.
9926 (constant_expression_error): Declare.
9927 * flags.h (flag_permissive): Declare. Update description.
9928 * diagnostic.c (pedwarn): Update.
9930 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9931 (permissive_error_kind): New.
9932 * toplev.c (flag_permissive): Define. Update description.
9933 * toplev.h (permissive_error_kind): Declare.
9934 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9935 (pedwarn_c90): Use pedantic_warning_kind.
9936 * c-opts.c (c_common_post_options): flag_permissive does not affect
9937 flag_pedantic_errors.
9939 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9941 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9942 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9943 __absvsi2, __absvDI2): Use unsigned arithmetic.
9945 2008-03-02 Andi Kleen <ak@suse.de>
9946 Richard Guenther <rguenther@suse.de>
9948 * struct-equiv.c: Remove file.
9949 * cfg_cleanup.c (condjump_equiv_p): Remove.
9950 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9951 (struct-equiv.o): Remove rule.
9952 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9953 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9954 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9956 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9958 * ifcvt.c (noce_process_if_block): Try to handle only the then
9959 block if the else block exists but isn't suitable.
9961 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9964 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9965 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9966 regression from previous patch.
9968 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9971 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9973 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9974 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9975 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9976 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9977 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9978 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9979 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9980 (__gthread_mutex_destroy_function): Rename to
9981 __gthread_mutex_destroy.
9982 * gthr-dce.h (__gthread_mutex_destroy): Call
9983 pthread_mutex_destroy.
9984 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9985 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9986 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9988 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9990 * df-scan.c (df_ref_chain_change_bb): Simplify.
9991 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9992 set_block_for_insn if there's any change.
9993 * df.h ((df_insn_change_bb): Fix prototype.
9994 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9995 df_insn_change_bb, don't call set_block_for_insn.
9996 * emit-rtl.c (reorder_insns): Likewise.
9997 * haifa-sched.c (move_insn): Likewise.
9999 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10001 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10003 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10005 * tree-flow-inline.h (next_readonly_imm_use): Return
10006 NULL_USE_OPERAND_P after the end.
10008 2008-03-01 Richard Guenther <rguenther@suse.de>
10010 PR tree-optimization/35411
10011 * tree-sra.c (sra_build_assignment): Split conversion to
10012 final type to a separate statement if we are not assigning
10015 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10017 * fold-const.c (fold_convertible_p): Correct the logic to follow
10018 that in fold_convert().
10020 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10023 * tree-inline.c (build_duplicate_type): When we make a
10024 duplicate type, make it unique in the canonical types system.
10026 2008-02-29 Tom Tromey <tromey@redhat.com>
10028 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10029 input_file_stack_history, input_file_stack_restored): Remove.
10030 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10031 * input.h (struct file_stack): Remove.
10032 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10033 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10035 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10037 (diagnostic_last_module_changed): Add 'map' argument.
10038 (diagnostic_set_last_function): Likewise.
10039 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10040 line map, not input_file_stack.
10041 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10043 2008-02-29 Paul Brook <paul@codesourcery.com>
10045 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10047 2008-02-29 Paul Brook <paul@codesourcery.com>
10049 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10051 2008-02-29 Richard Guenther <rguenther@suse.de>
10053 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10055 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10056 value for comparing for a store match.
10057 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10058 (try_to_simplify): Do not do a full-blown reference lookup.
10060 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10062 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10063 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10065 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10067 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10069 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10070 strides against cache sizes.
10072 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10074 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10077 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10079 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10080 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10081 is smaller than the original promoted value.
10082 (simplify_subreg): If OP is a SUBREG, try to preserve its
10083 SUBREG_PROMOTED_VAR_P information.
10085 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10087 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10088 (VN_INFO_GET): Allocate new objects on the obstack.
10089 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10090 for rpo_numbers_temp, for consistency.
10091 (free_scc_vn): Free the obstack.
10093 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10095 * doc/invoke.texi: Document -ftree-loop-distribution.
10096 * tree-loop-distribution.c: New.
10097 * tree-pass.h (pass_loop_distribution): New.
10098 * graphds.h (struct graph): Add htab_t indices.
10099 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10100 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10101 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10102 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10103 * tree-data-ref.c (debug_data_dependence_relations): New.
10104 (dump_data_dependence_relation): Also print data references.
10105 (free_data_ref): Extern.
10106 (same_access_functions): Moved...
10107 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10108 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10109 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10110 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10111 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10112 (stmts_from_loop): Skip LABEL_EXPR.
10113 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10115 (build_rdg): Initialize rdg->indices htab.
10116 (free_rdg, stores_from_loop, ref_base_address,
10117 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10118 have_similar_memory_accesses_1, ref_base_address_1,
10119 remove_similar_memory_refs): New.
10120 * tree-data-ref.h: Depend on tree-chrec.h.
10121 (debug_data_dependence_relations, free_data_ref): Declared.
10122 (same_access_functions): ... here.
10123 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10125 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10126 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10127 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10128 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10129 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10130 rdg_vertex_for_stmt): Declared.
10131 (struct rdg_edge): Add level.
10133 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10134 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10136 (rdg_has_similar_memory_accesses): New.
10137 * tree-vect-analyze.c: Remove unused static decls.
10138 * lambda.h (dependence_level): New.
10139 * common.opt (ftree-loop-distribution): New.
10140 * tree-flow.h (mark_virtual_ops_in_bb,
10141 slpeel_tree_duplicate_loop_to_edge_cfg,
10142 rename_variables_in_loop): Declared.
10143 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10144 (OBJS-common): Add tree-loop-distribution.o.
10145 (tree-loop-distribution.o): New rule.
10146 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10147 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10148 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10150 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10153 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10154 other than structures and unions.
10156 2008-02-28 Richard Guenther <rguenther@suse.de>
10159 2008-02-26 Richard Guenther <rguenther@suse.de>
10161 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10162 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10163 (lookup_decl_from_uid): Declare.
10164 (remove_decl_from_map): Likewise.
10165 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10166 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10167 (decl_for_uid_map): New global hashtable mapping DECL_UID
10169 (init_ttree): Allocate it.
10170 (insert_decl_to_uid_decl_map): New helper function.
10171 (make_node_stat): Insert new decls into the map.
10172 (copy_node_stat): Likewise.
10173 (lookup_decl_from_uid): New function.
10174 (remove_decl_from_map): Likewise.
10175 (print_decl_for_uid_map_statistics): New helper.
10176 (dump_tree_statistics): Call it.
10178 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10179 (referenced_var_iterator): Adjust.
10180 (FOR_EACH_REFERENCED_VAR): Adjust.
10181 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10182 (num_referenced_vars): Adjust.
10183 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10184 (first_referenced_var): Remove.
10185 (end_referenced_vars_p): Likewise.
10186 (next_referenced_var): Likewise.
10187 (referenced_var_iterator_set): New helper function.
10188 * tree-dfa.c (referenced_var_lookup): Adjust.
10189 (referenced_var_check_and_insert): Likewise.
10190 (remove_referenced_var): Likewise.
10191 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10193 (verify_call_clobbering): Likewise.
10194 (verify_memory_partitions): Likewise.
10195 (init_tree_ssa): Allocate bitmap instead of hashtable for
10197 (delete_tree_ssa): Adjust.
10198 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10199 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10200 (compute_tag_properties): Likewise.
10201 (set_initial_properties): Likewise.
10202 (find_partition_for): Likewise.
10203 (update_reference_counts): Likewise.
10204 (dump_may_aliases_for): Likewise.
10205 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10206 (add_call_clobber_ops): Likewise.
10207 (add_call_read_ops): Likewise.
10208 (get_asm_expr_operands): Likewise.
10209 * tree-into-ssa.c (dump_decl_set): Likewise.
10210 (update_ssa): Likewise.
10211 * tree-sra.c (scan_function): Likewise.
10212 (decide_instantiations): Likewise.
10213 (scalarize_parms): Likewise.
10214 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10215 (dsa_named_for): Likewise.
10216 * tree-ssa-structalias.c (update_alias_info): Likewise.
10217 (merge_smts_into): Likewise.
10219 2008-02-27 David Daney <ddaney@avtrex.com>
10222 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10223 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10224 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10225 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10226 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10228 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10231 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10232 (BUILT_IN_NEXTTOWARD): Remove.
10233 (BUILT_IN_NEXTTOWARDF): Ditto.
10234 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10235 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10237 2008-02-27 Tom Tromey <tromey@redhat.com>
10239 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10240 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10242 2008-02-27 Jan Beulich <jbeulich@novell.com>
10244 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10245 update the respective field on newdecl.
10247 2008-02-27 Revital Eres <eres@il.ibm.com>
10249 PR rtl-optimization/34999
10250 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10251 crossing edges that ends with a call insn.
10252 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10253 call insn and clear the EDGE_CROSSING flag of the crossing edge
10254 when fixing fallthru edges.
10256 2008-02-27 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/35390
10259 * fold-const.c (fold_unary): Return the correct argument,
10260 converted to the result type.
10262 2008-02-27 Richard Guenther <rguenther@suse.de>
10264 PR middle-end/34971
10265 * expr.c (expand_expr_real_1): Assert on rotates that operate
10267 * fold-const.c (fold_binary): Use the types precision, not the
10268 bitsize of the mode if folding rotate expressions. Build rotates
10269 only for full modes.
10271 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10273 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10274 and CPP_PRAGMA_EOL.
10275 * c-pragma.c (pragma_ns_name): New typedef.
10276 (registered_pp_pragmas): New variable.
10277 (c_pp_lookup_pragma): New function.
10278 (c_register_pragma_1): If flag_preprocess_only, do nothing
10279 for non-expanded pragmas, for expanded ones push pragma's
10280 namespace and name into registered_pp_pragmas vector.
10281 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10282 flag_preprocess_only, don't register GCC pch_preprocess
10283 pragma if flag_preprocess_only.
10284 * c-opts.c (c_common_init): Call init_pragma even if
10285 flag_preprocess_only.
10286 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10287 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10288 cpp_register_pragma if flag_preprocess_only.
10290 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10293 * c-parser.c (c_parser_translation_unit): Warn for empty
10294 translation unit, not empty source file.
10296 2008-02-26 Paul Brook <paul@codesourcery.com>
10298 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10299 operand for Thumb-2.
10300 * config/arm/arm.h (reg_class): Add CORE_REGS.
10301 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10302 (BASE_REG_CLASS): Use CORE_REGS.
10303 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10304 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10305 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10306 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10307 ARM_REGNO_OK_FOR_INDEX_P.
10308 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10309 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10310 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10311 (ldm/stm peepholes): Ditto.
10312 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10313 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10314 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10315 * config/arm/constraints.md: Enable "k" constraint on ARM.
10317 2008-02-27 Ben Elliston <bje@au.ibm.com>
10319 * config/rs6000/rs6000.c: Annotate cache line size field in all
10320 instances of struct processor_costs.
10322 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10324 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10325 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10326 jump_bypass): New counters.
10327 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10328 * dce.c (gate_ud_dce): Same.
10329 (gate_fast_dce): Same.
10330 * dse.c (gate_dse1): New function.
10331 (gate_dse2): New function.
10332 (gate_dse): Merge results of new gate functions.
10333 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10334 (gate_handle_jump_bypass): Add dbg_cnt.
10335 (gate_handle_gcse): Add dbg_cnt.
10336 * ifcvt.c (gate_handle_if_conversion): Same.
10337 (gate_handle_if_after_combine): Same.
10338 (gate_handle_if_after_reload): Same.
10339 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10341 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10343 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10345 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10347 2008-02-26 Jason Merrill <jason@redhat.com>
10350 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10351 alone if it's the naming decl for the type's main variant.
10353 2008-02-26 Tom Tromey <tromey@redhat.com>
10355 * system.h (USE_MAPPED_LOCATION): Poison.
10356 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10357 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10358 (make_goto_expr_edges): Likewise.
10359 (remove_bb): Likewise.
10360 (execute_warn_function_return): Likewise.
10361 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10363 * c-common.c (fname_decl): Remove old location code.
10364 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10366 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10368 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10369 (gen_rtx_ASM_INPUT): Likewise.
10370 (gen_rtx_ASM_INPUT_loc): Likewise.
10371 (get_rtx_asm_OPERANDS): Remove.
10372 * cfglayout.c (insn_locators_alloc): Remove old location code.
10373 (set_curr_insn_source_location): Likewise.
10374 (curr_insn_locator): Likewise.
10375 * print-tree.c (print_node): Remove old location code.
10376 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10377 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10378 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10379 location_from_locus.
10380 (construct_exit_block): Remove old location code.
10381 * emit-rtl.c (force_next_line_note): Remove old location code.
10382 * profile.c (branch_prob): Remove old location code.
10383 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10384 LOC_LINE): Remove old-location variants.
10385 * langhooks.c (lhd_print_error_function): Remove old location
10387 * configure, config.in: Rebuilt.
10388 * configure.ac (--enable-mapped-location): Remove.
10389 * c-decl.c (c_init_decl_processing): Remove old location code.
10390 (finish_function): Likewise.
10391 * recog.c (decode_asm_operands): Remove old location code.
10392 * c-pch.c (c_common_read_pch): Remove old location code.
10393 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10395 * gimple-low.c (lower_function_body): Remove old location code.
10396 * toplev.c (unknown_location): Remove.
10397 (push_srcloc): Remove old-location variant.
10398 (process_options): Remove old location code.
10399 (lang_dependent_init): Likewise.
10400 * input.h (UNKNOWN_LOCATION): Move definition.
10401 (location_t): Undeprecate.
10402 (source_locus): Remove.
10403 (location_from_locus): Remove.
10404 (struct location_s): Remove.
10405 Remove all old-location code.
10406 (input_line, input_filename): Remove.
10407 * final.c (final_scan_insn): Remove old location code.
10408 * diagnostic.c (diagnostic_build_prefix): Remove
10409 USE_MAPPED_LOCATION test.
10410 * tree.h (gimple_stmt) <locus>: Now a location_t.
10411 (tree_exp) <locus>: Likewise.
10412 (DECL_IS_BUILTIN): Remove old-location variant.
10413 (annotate_with_file_line, annotate_with_locus): Likewise.
10414 (expr_locus, set_expr_locus): Update.
10415 * tree.c (build1_stat): Remove old location code.
10416 (last_annotated_node): Remove.
10417 (annotate_with_file_line): Remove old-location variant.
10418 (annotate_with_locus): Likewise.
10419 (expr_location): Remove old location code.
10420 (set_expr_location): Likewise.
10421 (expr_has_location): Likewise.
10422 (expr_locus): Likewise.
10423 (set_expr_locus): Likewise.
10424 (expr_filename): Don't use location_from_locus.
10425 (expr_lineno): Likewise.
10426 * rtl-error.c (location_for_asm): Remove old location code.
10427 * c-lex.c (cb_line_change): Remove old location code.
10428 (fe_file_change): Likewise.
10429 (cb_def_pragma): Likewise.
10430 (c_lex_with_flags): Likewise.
10431 * gengtype.c (do_typedef): Don't special-case location types.
10432 (define_location_structures): Remove.
10433 (main): Don't call define_location_structures.
10434 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10437 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10440 * builtins.def (BUILT_IN_STDARG_START): Remove.
10441 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10442 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10443 * tree-inline.c (inline_forbidden_p_1): Likewise.
10445 2008-02-26 Richard Guenther <rguenther@suse.de>
10447 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10448 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10449 (lookup_decl_from_uid): Declare.
10450 (remove_decl_from_map): Likewise.
10451 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10452 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10453 (decl_for_uid_map): New global hashtable mapping DECL_UID
10455 (init_ttree): Allocate it.
10456 (insert_decl_to_uid_decl_map): New helper function.
10457 (make_node_stat): Insert new decls into the map.
10458 (copy_node_stat): Likewise.
10459 (lookup_decl_from_uid): New function.
10460 (remove_decl_from_map): Likewise.
10461 (print_decl_for_uid_map_statistics): New helper.
10462 (dump_tree_statistics): Call it.
10464 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10465 (referenced_var_iterator): Adjust.
10466 (FOR_EACH_REFERENCED_VAR): Adjust.
10467 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10468 (num_referenced_vars): Adjust.
10469 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10470 (first_referenced_var): Remove.
10471 (end_referenced_vars_p): Likewise.
10472 (next_referenced_var): Likewise.
10473 (referenced_var_iterator_set): New helper function.
10474 * tree-dfa.c (referenced_var_lookup): Adjust.
10475 (referenced_var_check_and_insert): Likewise.
10476 (remove_referenced_var): Likewise.
10477 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10478 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10479 (verify_call_clobbering): Likewise.
10480 (verify_memory_partitions): Likewise.
10481 (init_tree_ssa): Allocate bitmap instead of hashtable for
10483 (delete_tree_ssa): Adjust.
10484 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10485 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10486 (compute_tag_properties): Likewise.
10487 (set_initial_properties): Likewise.
10488 (find_partition_for): Likewise.
10489 (update_reference_counts): Likewise.
10490 (dump_may_aliases_for): Likewise.
10491 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10492 (add_call_clobber_ops): Likewise.
10493 (add_call_read_ops): Likewise.
10494 (get_asm_expr_operands): Likewise.
10495 * tree-into-ssa.c (dump_decl_set): Likewise.
10496 (update_ssa): Likewise.
10497 * tree-sra.c (scan_function): Likewise.
10498 (decide_instantiations): Likewise.
10499 (scalarize_parms): Likewise.
10500 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10501 (dsa_named_for): Likewise.
10502 * tree-ssa-structalias.c (update_alias_info): Likewise.
10503 (merge_smts_into): Likewise.
10505 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10508 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10509 * c-opts.c (c_common_handle_option): Wall enables
10510 Wvolatile-register-var.
10511 * common.opt: Move Wvolatile-register-var to...
10514 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10516 * common.opt (Wlarger-than=): New.
10517 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10519 * opts.c (common_handle_option): Handle -Wlarger-than=.
10520 * optc-gen.awk: Likewise.
10521 * opth-gen.awk: Likewise.
10522 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10523 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10525 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10527 * c-common.c (match_case_to_enum_1): Add appropriate
10528 OPT_W* parameter to warning.
10529 (c_do_switch_warnings): Likewise.
10530 * c-typeck.c (warning_init): Add one more parameter following
10531 'warning' function.
10532 (push_init_level): Update call to warning_init.
10533 (pop_init_level): Likewise.
10534 (add_pending_init): Likewise.
10535 (output_init_element: Likewise.
10537 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10540 * toplev.c (toplev_main): If there are warnings or error, print
10541 errors for ignored options.
10542 * opts.c (ignored_options): New static variable.
10543 (postpone_unknown_option_error): New.
10544 (print_ignored_options): New.
10545 (handle_option): Postpone errors for unknown -Wno-* options.
10546 * opts.h (print_ignored_options): Declare.
10548 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10550 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10553 2008-02-25 Richard Guenther <rguenther@suse.de>
10556 2008-02-25 Richard Guenther <rguenther@suse.de>
10558 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10559 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10560 (lookup_decl_from_uid): Declare.
10561 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10562 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10563 (decl_for_uid_map): New global hashtable mapping DECL_UID
10565 (init_ttree): Allocate it.
10566 (insert_decl_to_uid_decl_map): New helper function.
10567 (make_node_stat): Insert new decls into the map.
10568 (copy_node_stat): Likewise.
10569 (lookup_decl_from_uid): New function.
10570 (print_decl_for_uid_map_statistics): New helper.
10571 (dump_tree_statistics): Call it.
10573 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10574 (referenced_var_iterator): Adjust.
10575 (FOR_EACH_REFERENCED_VAR): Adjust.
10576 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10577 (num_referenced_vars): Adjust.
10578 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10579 (first_referenced_var): Remove.
10580 (end_referenced_vars_p): Likewise.
10581 (next_referenced_var): Likewise.
10582 (referenced_var_iterator_set): New helper function.
10583 * tree-dfa.c (referenced_var_lookup): Adjust.
10584 (referenced_var_check_and_insert): Likewise.
10585 (remove_referenced_var): Likewise.
10586 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10587 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10588 (verify_call_clobbering): Likewise.
10589 (verify_memory_partitions): Likewise.
10590 (init_tree_ssa): Allocate bitmap instead of hashtable for
10592 (delete_tree_ssa): Adjust.
10593 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10594 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10595 (compute_tag_properties): Likewise.
10596 (set_initial_properties): Likewise.
10597 (find_partition_for): Likewise.
10598 (update_reference_counts): Likewise.
10599 (dump_may_aliases_for): Likewise.
10600 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10601 (add_call_clobber_ops): Likewise.
10602 (add_call_read_ops): Likewise.
10603 (get_asm_expr_operands): Likewise.
10604 * tree-into-ssa.c (dump_decl_set): Likewise.
10605 (update_ssa): Likewise.
10606 * tree-sra.c (scan_function): Likewise.
10607 (decide_instantiations): Likewise.
10608 (scalarize_parms): Likewise.
10609 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10610 (dsa_named_for): Likewise.
10611 * tree-ssa-structalias.c (update_alias_info): Likewise.
10612 (merge_smts_into): Likewise.
10614 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10617 * doc/invoke.texi (-fcx-limited-range): Document new option.
10618 * toplev.c (process_options): Handle -fcx-fortran-rules.
10619 * common.opt: Add documentation for -fcx-fortran-rules.
10621 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10624 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10625 actual behaviour and C99.
10627 2008-02-26 Ben Elliston <bje@au.ibm.com>
10629 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10630 (ASM_CPU_POWER6_SPEC): Likewise.
10631 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10632 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10633 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10635 2008-02-25 Richard Guenther <rguenther@suse.de>
10637 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10638 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10639 (lookup_decl_from_uid): Declare.
10640 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10641 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10642 (decl_for_uid_map): New global hashtable mapping DECL_UID
10644 (init_ttree): Allocate it.
10645 (insert_decl_to_uid_decl_map): New helper function.
10646 (make_node_stat): Insert new decls into the map.
10647 (copy_node_stat): Likewise.
10648 (lookup_decl_from_uid): New function.
10649 (print_decl_for_uid_map_statistics): New helper.
10650 (dump_tree_statistics): Call it.
10652 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10653 (referenced_var_iterator): Adjust.
10654 (FOR_EACH_REFERENCED_VAR): Adjust.
10655 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10656 (num_referenced_vars): Adjust.
10657 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10658 (first_referenced_var): Remove.
10659 (end_referenced_vars_p): Likewise.
10660 (next_referenced_var): Likewise.
10661 (referenced_var_iterator_set): New helper function.
10662 * tree-dfa.c (referenced_var_lookup): Adjust.
10663 (referenced_var_check_and_insert): Likewise.
10664 (remove_referenced_var): Likewise.
10665 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10666 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10667 (verify_call_clobbering): Likewise.
10668 (verify_memory_partitions): Likewise.
10669 (init_tree_ssa): Allocate bitmap instead of hashtable for
10671 (delete_tree_ssa): Adjust.
10672 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10673 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10674 (compute_tag_properties): Likewise.
10675 (set_initial_properties): Likewise.
10676 (find_partition_for): Likewise.
10677 (update_reference_counts): Likewise.
10678 (dump_may_aliases_for): Likewise.
10679 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10680 (add_call_clobber_ops): Likewise.
10681 (add_call_read_ops): Likewise.
10682 (get_asm_expr_operands): Likewise.
10683 * tree-into-ssa.c (dump_decl_set): Likewise.
10684 (update_ssa): Likewise.
10685 * tree-sra.c (scan_function): Likewise.
10686 (decide_instantiations): Likewise.
10687 (scalarize_parms): Likewise.
10688 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10689 (dsa_named_for): Likewise.
10690 * tree-ssa-structalias.c (update_alias_info): Likewise.
10691 (merge_smts_into): Likewise.
10693 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10696 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10697 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10698 * alias.h (nonoverlapping_memrefs_p): Likewise.
10700 2008-02-25 Jan Beulich <jbeulich@novell.com>
10702 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10703 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10704 __emultls_get_address, __emultls_register_common,
10705 __floatundi?f, and _Unwind_GetIPInfo.
10706 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10707 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10708 (gen_regparm_prefix): Likewise.
10709 (i386_nlm_encode_section_info): Sync with
10710 config/i386/winnt.c:i386_pe_encode_section_info().
10711 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10712 i386_nlm_mangle_decl_assembler_name): New.
10713 (netware_override_options): New.
10714 * config/i386/netware.h (netware_override_options): Declare.
10715 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10716 (i386_nlm_mangle_decl_assembler_name): Declare.
10717 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10719 2008-02-25 Ben Elliston <bje@au.ibm.com>
10722 * c-decl.c (grokdeclarator): Remove unused local variables
10723 `typedef_type' and `type_as_written'.
10725 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10726 unused local variable `has_hot_blocks'.
10727 (fix_crossing_conditional_branches): Remove unused local variable
10730 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10732 PR middle-end/19984
10733 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10734 using DEF_C99_BUILTIN.
10735 (BUILT_IN_NANF): Ditto.
10736 (BUILT_IN_NANL): Ditto.
10738 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10739 Revital Eres <eres@il.ibm.com>
10741 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10742 regarding the order of two dependent insns in the same row.
10744 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10746 * stor-layout.c (layout_decl): Do not bump the alignment of a
10747 bit-field to more than byte alignment if it is packed.
10749 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10751 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10754 2008-02-24 Diego Novillo <dnovillo@google.com>
10756 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10759 * tree-vrp.c (vrp_evaluate_conditional): With
10760 -Wtype-limits, emit a warning when comparing against a
10761 constant outside the natural range of OP0's type.
10762 * c.opt (Wtype-limits): Move ...
10763 * common.opt (Wtype-limits): ... here.
10765 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10767 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10768 * config/rs6000/e300c2c3.md: New file.
10769 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10771 (rs6000_override_options): Add e300c2 and e300c3 cases to
10772 processor_target_table. Do not allow usage of Altivec or Spe
10773 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10774 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10775 * config/rs6000/rs6000.h (processor_type): Add
10776 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10777 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10778 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10779 and ppce300c3. Include e300c2c3.md.
10781 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10783 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10784 instead of TARGET_STRICT_ALIGN.
10786 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10788 * explow.c (memory_address): Assert that the generated address is
10791 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10794 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10795 * config/darwin-ppc-ldouble-patch.def: New file.
10796 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10797 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10798 SUBTARGET_INIT_BUILTINS if defined.
10799 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10802 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10805 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10806 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10808 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10811 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10812 file" warning condtional on -Winvalid-PCH.
10814 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10816 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10818 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10823 prevent reload from using MMX registers.
10824 (*mov<mode>_internal): Ditto.
10825 (*movv2sf_internal_rex64): Ditto.
10826 (*movv2sf_internal): Ditto.
10828 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10830 PR documentation/31569
10831 * doc/install.texi2html: Use makeinfo --no-number-sections.
10833 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10835 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10836 ensure that we can address an entire entity > 8 bytes. Don't
10837 generate reg+reg addressing for such data.
10839 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10841 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10842 strings when optimizing for size, unless the target cares about
10845 2008-02-22 Tom Tromey <tromey@redhat.com>
10847 * regclass.c (current_pass): Remove declaration.
10849 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10851 * config/avr/libgcc.S (__RAMPZ__): Define.
10852 (__do_copy_data): Add for devices with 128KB code memory.
10854 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10856 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10858 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10860 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10862 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10865 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10868 * c-typeck.c (build_binary_op): Warn about floating point
10869 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10871 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10874 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10875 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10877 (rs6000_override_options): Set altivec_abi as default, not override,
10878 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10879 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10880 is used; use new member spe_abi.
10881 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10882 spe_abi and altivec_abi.
10884 2008-02-22 Tomas Bily <tbily@suse.cz>
10886 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10888 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10891 * config.build (build_file_translate): Set to `CMD //c' only if
10893 * Makefile.in (build_file_translate): Improve comment.
10895 2008-02-21 Jan Hubicka <jh@suse.cz>
10897 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10898 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10899 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10901 2008-02-21 Michael Matz <matz@suse.de>
10904 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10906 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10908 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10909 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10910 as insn constraint.
10911 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10912 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10913 SSE_VEC_FLOAT_MODE_P as insn constraint.
10914 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10915 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10916 sse4a_movntdf using MODEF mode iterator.
10917 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10918 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10919 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10920 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10921 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10922 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10923 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10925 2008-02-21 Richard Guenther <rguenther@suse.de>
10927 * tree.def (PAREN_EXPR): New tree code.
10928 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10930 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10931 * expr.c (expand_expr_real_1): Likewise.
10932 * tree-inline.c (estimate_num_insns_1): Likewise.
10933 * tree-complex.c (expand_complex_move): Likewise.
10934 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10937 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10940 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10942 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10945 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10947 * config/sh/sh.c (find_barrier): Don't go past
10948 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10950 2008-02-20 DJ Delorie <dj@redhat.com>
10952 * config/h8300/h8300.md (insv): Force source operand to be a register.
10954 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10955 as a jump, not as a plain insn.
10957 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10959 * doc/invoke.texi (Warning Options): Add new option
10960 -Wframe-larger-than=.
10961 (-Wframe-larger-than): Document.
10963 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10964 Add declarations for new option variables.
10966 * final.c (final_start_function): Check the frame size
10967 before emission and issue a Wframe-larger-than warning.
10969 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10970 Add definitions for new option variables.
10971 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10973 * common.opt (Wframe-larger-than=): New option.
10975 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10977 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10978 (<sse>_div<mode>3): Ditto.
10979 (<sse>_vmdiv<mode>3): Ditto.
10980 (<sse>_vmsqrt<mode>2): Ditto.
10981 (*smax<mode>3): Ditto.
10982 (sse5_frcz<mode>2): Ditto.
10983 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10984 as insn constraint.
10986 2008-02-20 Richard Guenther <rguenther@suse.de>
10988 PR middle-end/35265
10989 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10990 be happy with INTEGRAL_TYPE_P.
10992 2008-02-20 Richard Guenther <rguenther@suse.de>
10994 * fold-const.c (split_tree): Associate floatig-point expressions
10995 if flag_associative_math is set.
10997 2008-02-20 Richard Guenther <rguenther@suse.de>
10999 * tree.h (fold_real_zero_addition_p): Declare.
11000 * fold-const.c (fold_real_zero_addition_p): Export.
11001 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11002 floating-point operations with zero and one.
11004 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11006 * doc/install.texi: Correct references to CFLAGS, replacing them
11007 with BOOT_CFLAGS. Document flags used during bootstrap for
11010 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11012 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11013 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11014 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11016 (smin<mode>3): Ditto from similar patterns.
11017 (smax<mode>3): Ditto.
11018 (*ieee_smin<mode>3): Ditto.
11019 (*ieee_smax<mode>3): Ditto.
11020 * config/i386/sse.md (sse): New mode attribute.
11021 (mov<mode>): Macroize expander from movv4sf and movv2df using
11022 SSEMODEF2P mode iterator.
11023 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11024 SSE_VEC_FLOAT_MODE_P as insn constraint.
11025 (storent<mode>): Ditto.
11026 (storent<mode>): Macroize expander from storentsf and storentdf using
11027 MODEF mode iterator.
11028 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11029 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11030 (abs<mode>2): Ditto from similar patterns.
11031 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11032 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11033 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11034 (<sse>_vmsqrt<mode>2): Ditto.
11035 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11036 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11037 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11038 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11039 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11040 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11041 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11043 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11044 iterator and SSE_FLOAT_MODE_P as insn constraint.
11045 (<sse>_ucomi): Ditto from similar patterns.
11046 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11047 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11048 SSE_VEC_FLOAT_MODE_P as insn constraint.
11049 (vcond<mode>): Ditto from similar patterns.
11050 (and<mode>3, *and<mode>3): Ditto.
11051 (<sse>_nand<mode>3): Ditto.
11052 (ior<mode>3, *ior<mode>3): Ditto.
11053 (xor<mode>3, *xor<mode>3): Ditto.
11054 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11055 iterator and SSE_FLOAT_MODE_P as insn constraint.
11056 (*nand<mode>3): Ditto from similar patterns.
11057 (*ior<mode>3): Ditto.
11058 (*xor<mode>3): Ditto.
11060 2008-02-20 Ira Rosen <irar@il.ibm.com>
11062 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11063 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11064 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11066 2008-02-19 Jan Hubicka <jh@suse.cz>
11068 * predict.c (tree_bb_level_predictions): Remove variable next
11069 mistakely introduced by previous commit.
11071 2008-02-19 Jan Hubicka <jh@suse.cz>
11073 * predict.c (predict_paths_leading_to): Rewrite.
11074 (predict_paths_for_bb): New.
11075 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11077 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11080 * Makefile.in (build_file_translate): New.
11081 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11082 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11083 * configure.ac (build_file_translate): Substitute it.
11084 * configure: Regenerate.
11086 2008-02-19 Jan Hubicka <jh@suse.cz>
11088 PR rtl-optimization/34408
11089 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11092 2008-02-19 Jan Hubicka <jh@suse.cz>
11094 PR middle-end/28779
11095 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11098 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11101 * config/i386/i386-modes.def: Revert the last DI alignment
11102 change until Ada people can look into it.
11104 2008-02-19 Nick Clifton <nickc@redhat.com>
11106 * opts.c (print_specific_help): Fix typo in --help text.
11108 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11111 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11112 32-bit inline asm without asm alternatives for host GCC < 3.0.
11114 2008-02-19 Richard Guenther <rguenther@suse.de>
11116 PR tree-optimization/34989
11117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11118 Allow propagation to INDIRECT_REF if we can simplify only.
11120 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11122 * c-common.c (warn_for_collisions_1): Use appropriate option when
11125 2008-02-19 Nick Clifton <nickc@redhat.com>
11128 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11129 (handle_options): Fix indentation.
11130 (print_filtered_help): If no language-specific options were
11131 displayed tell the user how to list all the options supported by
11132 the language's front-end.
11133 (print_specific_help): Fix indentation and remove duplicate line.
11134 (common_handle_option): Handle the -v option.
11135 For --help enable the display of undocumented options if the -v
11136 switch has been included on the command line.
11137 For --help= check for overlaps in the arguments between the option
11138 classes and the language names and issue a warning when they
11139 cannot be disambiguated.
11140 * c.opt (v): Pass on to the common option handler.
11142 2008-02-19 Revital Eres <eres@il.ibm.com>
11144 * modulo-sched.c (sms_schedule): Change dump message when
11145 create_ddg function fails.
11146 (try_scheduling_node_in_cycle): Rename row to cycle.
11147 (print_partial_schedule): Rename CYCLE to ROW.
11149 2008-02-19 Christian Bruel <christian.bruel@st.com>
11150 Zdenek Dvorak <ook@ucw.cz>
11152 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11154 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11157 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11158 (*x86_movdicc_0_m1_se): Ditto.
11160 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11162 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11163 (CMPtype): Define as __gcc_CMPtype.
11164 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11165 (CMPtype): Define as __gcc_CMPtype.
11167 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11169 Support valgrind 3.3 for --enable-checking=valgrind.
11170 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11172 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11173 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11174 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11175 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11176 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11177 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11178 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11180 * ggc-zone.c: Similar.
11181 * ggc-page.c: Similar.
11183 2008-02-19 Paul Brook <paul@codesourcery.com>
11186 * config/arm/ieee754-df.S: Fix do_it typo.
11187 * config/arm/ieee754-sf.S: Fix do_it typo.
11189 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11192 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11193 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11194 (OPTION_MASK_ISA_SSE_SET): Likewise.
11195 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11196 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11197 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11198 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11199 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11200 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11201 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11202 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11203 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11204 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11205 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11206 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11207 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11208 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11209 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11210 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11211 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11212 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11213 (OPTION_MASK_ISA_SSE4): Removed.
11214 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11215 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11216 (override_options): Don't turn on implied SSE/MMX bits in
11219 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11221 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11224 2008-02-18 Joey Ye <joey.ye@intel.com>
11226 PR middle-end/34921
11227 * tree-nested.c (insert_field_into_struct): Set type alignment
11228 to field alignment if the former is less than the latter.
11230 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11232 * BASE-VER: Set to 4.4.0.
11234 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11236 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11237 * doc/cfg.texi: Likewise.
11238 * doc/extend.texi: Likewise.
11239 * doc/gty.texi: Likewise.
11240 * doc/invoke.texi: Likewise.
11241 * doc/loop.texi: Likewise.
11242 * doc/md.texi: Likewise.
11243 * doc/passes.texi: Likewise.
11244 * doc/rtl.texi: Likewise.
11245 * doc/sourcebuild.texi: Likewise.
11246 * doc/tm.texi: Likewise.
11247 * doc/tree-ssa.texi: Likewise.
11249 2008-02-17 Richard Guenther <rguenther@suse.de>
11251 PR middle-end/35227
11252 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11253 without default definition.
11255 2008-02-17 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/35231
11258 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11261 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11264 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11265 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11266 libgcc_cmp_return mode.
11268 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11271 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11273 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11275 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11278 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11280 * doc/c-tree.texi: Use `@.' where appropriate.
11281 * doc/extend.texi: Likewise.
11282 * doc/install.texi: Likewise.
11283 * doc/invoke.texi: Likewise.
11284 * doc/loop.texi: Likewise.
11285 * doc/makefile.texi: Likewise.
11286 * doc/md.texi: Likewise.
11287 * doc/passes.texi: Likewise.
11288 * doc/standards.texi: Likewise.
11289 * doc/tm.texi: Likewise.
11291 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11293 PR middle-end/35196
11294 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11296 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11297 rather than in entry_bb.
11299 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11301 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11302 libgcc_cmp_return mode.
11304 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11306 PR middle-end/35130
11307 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11308 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11310 2008-02-15 Richard Guenther <rguenther@suse.de>
11311 Zdenek Dvorak <ook@ucw.cz>
11313 PR tree-optimization/35164
11314 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11315 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11316 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11317 Only propagate addresses which do not have abnormal SSA_NAMEs
11320 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11323 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11325 2008-02-15 Jan Hubicka <jh@suse.cz>
11327 PR middle-end/35149
11328 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11330 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11332 PR middle-end/34621
11333 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11334 when calculating alignment_pad.
11336 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11339 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11340 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11341 and STACK_BOUNDARY define.
11343 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11345 PR preprocessor/35061
11346 * c-pragma.c (handle_pragma_pop_macro): Check that
11347 pushed_macro_table has been allocated.
11349 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11351 PR middle-end/35136
11352 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11353 (force_gimple_operand): Likewise.
11354 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11355 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11356 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11357 (find_interesting_uses_address): Check addressability and alignment
11358 of the base expression only after substituting bases of IVs into it.
11360 2008-02-14 Michael Matz <matz@suse.de>
11363 * function.c (instantiate_virtual_regs_in_insn): Reload address
11364 before falling back to reloading the whole operand.
11366 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11368 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11369 before the first section switch note.
11371 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11373 * doc/bugreport.texi: Update copyright years.
11374 * doc/c-tree.texi: Likewise.
11375 * doc/cfg.texi: Likewise.
11376 * doc/cpp.texi: Likewise.
11377 * doc/cppinternals.texi: Likewise.
11378 * doc/fragments.texi: Likewise.
11379 * doc/frontends.texi: Likewise.
11380 * doc/gcc.texi: Likewise.
11381 * doc/gty.texi: Likewise.
11382 * doc/hostconfig.texi: Likewise.
11383 * doc/implement-c.texi: Likewise.
11384 * doc/libgcc.texi: Likewise.
11385 * doc/loop.texi: Likewise.
11386 * doc/makefile.texi: Likewise.
11387 * doc/options.texi: Likewise.
11388 * doc/passes.texi: Likewise.
11389 * doc/rtl.texi: Likewise.
11390 * doc/sourcebuild.texi: Likewise.
11391 * doc/standards.texi: Likewise.
11392 * doc/tree-ssa.texi: Likewise.
11393 * doc/trouble.texi: Likewise.
11395 * doc/extend.texi: Use @: or add comma where appropriate.
11396 * doc/invoke.texi: Likewise.
11397 * doc/tm.texi: Likewise.
11399 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11402 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11405 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11407 * doc/md.texi (clz, ctz): Add reference.
11408 * doc/rtl.texi (clz, ctz): Likewise.
11410 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11413 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11416 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11418 * config/s390/s390.c (struct constant_pool): New field
11419 emit_pool_after added.
11420 (s390_mainpool_start): Set the emit_pool_after flag according
11421 to the section switch notes.
11422 (s390_mainpool_finish): Consider emit_pool_after when emitting
11423 the literal pool at the end of the function.
11424 (s390_chunkify_start): Force literal pool splits at section
11427 2008-02-13 Michael Matz <matz@suse.de>
11430 * var-tracking.c (clobber_variable_part): Correctly traverse the
11433 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11436 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11437 Add -fdump-ipa-inline.
11438 * tree-dump.c (dump_files): Remove tree-inlined dump.
11439 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11441 2008-02-12 Richard Guenther <rguenther@suse.de>
11443 PR tree-optimization/35171
11444 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11447 2008-02-12 Richard Guenther <rguenther@suse.de>
11449 PR middle-end/35163
11450 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11451 value-preserving mode. Disallow final truncation.
11453 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11455 PR middle-end/35136
11456 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11457 code from here to...
11458 (force_gimple_operand): ...here.
11460 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11463 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11464 non-compatible pointers.
11465 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11466 different FIELD_DECLs, try harder by comparing field offsets, sizes
11469 PR inline-asm/35160
11470 * function.c (match_asm_constraints_1): Don't replace the same input
11473 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11475 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11476 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11477 (expand_epilogue): Restore RAMPZ register.
11478 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11480 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11482 * config/i386/cygwin.asm: (__alloca): Correct calling
11483 convention and alignment.
11484 (__chkstk): Force 8 byte stack alignment.
11486 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11487 Richard Guenther <rguenther@suse.de>
11489 PR tree-optimization/33992
11490 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11491 the zero we compare against.
11493 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11495 PR libfortran/35063
11496 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11497 to CloseHandle after unlocking to prevent accumulation of handle
11500 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11502 PR middle_end/34150
11503 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11504 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11505 and update LABEL_NUSES during and after reload.
11507 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11509 PR middle-end/34627
11510 * combine.c (simplify_if_then_else): Make sure the comparison is
11511 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11513 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11516 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11517 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11518 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11519 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11520 * tree.h (get_type_static_bounds): Likewise.
11522 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11524 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11525 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11526 Make -Wfoo language annotations match what the compiler outputs.
11528 2008-02-08 Sa Liu <saliu@de.ibm.com>
11530 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11531 intrinsics spu_convts, spu_convtu, spu_convtf.
11533 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11535 * doc/extend.texi (Function Attributes) <noinline>: Mention
11536 asm ("") as method to keep calls.
11538 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11541 * doc/options.texi (Options): Replace references to opts.sh with
11543 * opts-common.c: Likewise.
11544 * optc-gen.awk: Likewise.
11546 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11548 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11550 2008-02-07 Richard Henderson <rth@redhat.com>
11553 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11554 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11557 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11559 PR tree-optimization/35085
11560 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11561 for operand entry oe2 in addition to operand entry oe3 in order to
11562 expose more opportunities for vectorizer sum reduction.
11564 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11567 * Makefile.in (LIBS): Remove $(GMPLIBS).
11568 (cc1-dummy, cc1): Add $(GMPLIBS).
11570 2008-02-06 Jan Hubicka <jh@suse.cz>
11573 * i386.md (moddf_integer): Do not produce partial memory stalls for
11574 targets where it hurts.
11576 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11579 * optabs.c (expand_float): Do not check for decimal modes when
11580 expanding unsigned integer through signed conversion.
11582 2008-02-06 Nick Clifton <nickc@redhat.com>
11584 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11585 inside the clobber with a match_operand and duplicated operand
11586 number in the constraint.
11587 (ineqbranchsi): Delete redundant comment.
11589 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11591 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11592 builtin_define ("__USE_INIT_FINI__").
11593 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11595 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11597 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11599 PR documentation/30330
11600 * doc/invoke.texi (C++ Dialect Options)
11601 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11602 For each warning option -Wfoo that allows -Wno-foo, ensure both
11603 -Wfoo and -Wno-foo are listed in the option index. Fix index
11604 entry of -Wswitch-default, index -Wnormalized= including the
11605 `=', and -Wlarger-than-@var{len} including @var{len}.
11607 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11609 * config/i386/i386.md (floatunssisf2): Use
11610 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11611 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11612 Macroize expander using MODEF mode iterator.
11614 2008-02-05 Diego Novillo <dnovillo@google.com>
11616 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11619 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11621 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11624 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11626 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11630 to indicate if a message should be generated.
11631 (init_cumulative_args): Updated.
11632 (function_value_32): Likewise.
11634 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11636 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11638 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11642 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11644 2008-02-04 Diego Novillo <dnovillo@google.com>
11646 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11649 * tree-vrp.c (vrp_evaluate_conditional): With
11650 -Wtype-limits, emit a warning when comparing against a
11651 constant outside the natural range of OP0's type.
11653 2008-02-04 Richard Guenther <rguenther@suse.de>
11655 PR middle-end/33631
11656 * expr.c (count_type_elements): Give for unions instead of
11659 2008-02-04 Richard Guenther <rguenther@suse.de>
11661 PR middle-end/35043
11662 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11663 to TYPE_DOMAINs base type instead of using bitsizetype here.
11665 2008-02-03 Jason Merrill <jason@redhat.com>
11667 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11669 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11672 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11673 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11674 (RS/6000 and PowerPC Options): Fix typos and markup.
11675 * doc/passes.texi (Tree-SSA passes): Likewise.
11677 2008-02-02 Michael Matz <matz@suse.de>
11680 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11681 from record_last_reg_set_info.
11682 (record_last_reg_set_info): Take an RTX argument, iterate over all
11683 constituent hardregs.
11684 (record_last_set_info, record_opr_changes): Change calls to
11685 new signature or to record_last_reg_set_info_regno.
11687 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11689 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11691 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11693 PR rtl-optimization/34773
11694 * reg-notes.def (EQUAL): Mention significance of combination of
11695 REG_EQUAL and REG_RETVAL.
11696 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11697 insn that has a REG_RETVAL.
11699 2008-02-01 Roger Sayle <roger@eyesopen.com>
11702 * configure.ac (--enable-fixed-point): Disable unless explicitly
11704 * configure: Regenerate.
11706 2008-02-01 Richard Guenther <rguenther@suse.de>
11709 * invoke.texi (-finline-limit): Remove no longer true parts
11710 of the documentation. Note that there is no default value.
11712 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11713 Mark Mitchell <mark@codesourcery.com>
11714 Ben Elliston <bje@au.ibm.com>
11717 * doc/extend.texi (Other Builtins): Document.
11719 2008-01-31 Tom Browder <tom.browder@gmail.com>
11721 * doc/c-tree.texi (Types): Fix grammar.
11722 (Expression trees): Ditto.
11723 * doc/passes.texi (Tree-SSA passes): Ditto.
11725 * doc/configterms.texi (Configure Terms): Fix typo.
11726 * doc/cpp.texi (Common Predefined Macros): Ditto.
11727 * doc/md.texi (Machine Constraints): Ditto.
11729 * doc/makefile.texi (Makefile): Add comma.
11731 2008-01-31 Tom Browder <tom.browder@gmail.com>
11732 Gerald Pfeifer <gerald@pfeifer.com>
11734 * doc/sourcebuild.texi (Front End): Remove references to CVS
11735 and CVSROOT/modules.
11736 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11737 (Back End): Remove reference to CVS.
11739 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11742 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11744 (mips16_gp_pseudo_reg): ...here.
11745 * config/mips/mips.md (load_const_gp): Replace with...
11746 (load_const_gp_<mode>): ...this :P-based insn.
11748 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11750 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11751 options. Minor fixes.
11752 (-std): Move reference to standards closer to where language
11753 standards are first mentioned.
11755 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11757 PR rtl-optimization/34995
11758 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11759 parameter and return a bool. If the rtx parameter is nonnull,
11760 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11761 (find_reloads): Update call accordingly. Pass the new operand
11762 if it needed no address reloads, otherwise pass null.
11764 2008-01-30 Richard Henderson <rth@redhat.com>
11767 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11768 for unbounded arrays.
11770 2008-01-30 Silvius Rus <rus@google.com>
11772 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11774 2008-01-30 Jan Hubicka <jh@suse.cz>
11777 * i386.c (init_cumulative_args): Use real function declaration when
11780 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11782 PR rtl-optimization/34998
11783 * global.c (build_insn_chain): Treat non-subreg_lowpart
11784 SUBREGs of pseudos as clobbering all the words covered by the
11785 SUBREG, not just all the bytes.
11786 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11787 original df_ref rather than an extract parameter.
11788 (global_conflicts): Update call accordingly.
11790 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11792 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11793 the overflow check to make it easier to read.
11794 (__fixtfdi): Change the type of the ll member in union
11795 long_double to UDItype_x.
11797 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11799 PR middle-end/34969
11800 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11801 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11802 * tree-inline.c (fold_marked_statements): Call
11803 cgraph_update_edges_for_call_stmt if folding a call statement.
11804 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11805 debug_generic_stmt calls, reset it back afterwards.
11808 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11810 * c-typeck.c (build_external_ref): Don't pedwarn about
11811 static vars in current function's scope.
11813 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11815 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11817 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11820 * ipa-struct-reorg.c: Fix spelling.
11821 * params.def: Ditto.
11823 2008-01-29 Richard Guenther <rguenther@suse.de>
11825 PR middle-end/35006
11826 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11828 * tree-inline.c (remap_type): Increment remapping_type_depth
11829 around remapping types.
11830 (copy_body_r): Only add referenced variables if they are referenced
11831 from code, not types.
11833 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11844 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11845 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11847 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11850 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11851 pointer for tiny stack.
11853 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11855 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11857 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11859 * config/vx-common.h: Fix typo in comment.
11861 2008-01-28 Ian Lance Taylor <iant@google.com>
11865 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11866 coalesce pointers if they have different DECL_NO_TBAA_P values.
11867 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11868 between variables with different DECL_NO_TBAA_P values.
11870 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11873 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11874 are not legitimate small data references on SPE targets.
11876 2008-01-28 David Daney <ddaney@avtrex.com>
11878 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11880 2008-01-28 David Daney <ddaney@avtrex.com>
11882 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11884 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11886 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11887 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11888 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11889 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11890 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11891 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11892 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11893 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11895 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11897 * basic-block.h (condjump_equiv_p): Fix comment.
11899 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11901 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11902 print_generic_stmt_indented): Fix comment.
11904 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11906 * configure.ac (__stack_chk_fail): Add detecion for availability
11907 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11908 * configure: Regenerate.
11910 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11912 PR middle-end/34688
11913 * final.c (output_addr_const): Handle TRUNCATE.
11915 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11918 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11919 (zero_cost, infinite_cost): New constants.
11920 (struct cost_pair): Change type of cost to comp_cost.
11921 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11922 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11924 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11925 split_address_cost, ptr_difference_cost, difference_cost,
11926 get_computation_cost_at, get_computation_cost,
11927 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11928 determine_use_iv_cost_condition, determine_use_iv_costs,
11929 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11930 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11931 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11932 Change type of cost to comp_cost.
11933 (determine_iv_cost): Increase cost of non-original ivs, instead
11934 of decreasing the cost of original ones.
11935 (get_address_cost): Indicate the complexity of the addressing mode
11937 (try_add_cand_for): Prefer using ivs not specific to some object.
11938 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11940 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11941 Janis Johnson <janis187@us.ibm.com>
11944 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11945 (TARGET_INSTANTIATE_DECLS): Likewise.
11946 * target.h (expand_to_rtl_hook): New target hook.
11947 (instantiate_decls): Likewise.
11948 * function.c (instantiate_decl): Make non-static. Rename to...
11949 (instantiate_decl_rtl): ... this.
11950 (instantiate_expr): Use instantiate_decl_rtl.
11951 (instantiate_decls_1): Likewise.
11952 (instantiate_decls): Likewise.
11953 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11954 * function.h (instantiate_decl_rtl): Add prototype.
11955 * cfgexpand.c (target.h): New include.
11956 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11957 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11958 (TARGET_INSTANTIATE_DECLS): Likewise.
11959 (TARGET_INITIALIZER): New target hooks added.
11960 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11962 * config/rs6000/rs6000.c (tree-flow.h): New include.
11963 (machine_function): Add sdmode_stack_slot field.
11964 (rs6000_alloc_sdmode_stack_slot): New function.
11965 (rs6000_instantiate_decls): Likewise.
11966 (rs6000_secondary_memory_needed_rtx): Likewise.
11967 (rs6000_check_sdmode): Likewise.
11968 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11969 (TARGET_INSTANTIATE_DECLS): Likewise.
11970 (rs6000_hard_regno_mode_ok): Allow SDmode.
11971 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11972 (rs6000_emit_move): Handle SDmode.
11973 (function_arg_advance): Likewise.
11974 (function_arg): Likewise.
11975 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11976 SDmode var args for 32-bit compiles.
11977 (rs6000_secondary_reload_class): Handle SDmode.
11978 (rs6000_output_function_epilogue): Likewise.
11979 (rs6000_function_value): Simplify if statement.
11980 (rs6000_libcall_value): Likewise.
11981 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11982 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11983 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11984 (movsd_hardfloat): New define_insn.
11985 (movsd_softfloat): Likewise.
11986 (movsd_store): Likewise.
11987 (movsd_load): Likewise.
11988 (extendsddd2): Likewise.
11989 (extendsdtd2): Likewise.
11990 (truncddsd2): Likewise.
11991 (movdd_hardfloat64): Fixup comment.
11992 (UNSPEC_MOVSD_LOAD): New constant.
11993 (UNSPEC_MOVSD_STORE): Likewise.
11995 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11998 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12000 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12001 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12002 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12003 and TRUTH_XOR_EXPR.
12005 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12008 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12009 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12010 __LONGDOUBLE128 too.
12011 * config/rs6000/aix61.h: New file.
12013 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12015 PR rtl-optimization/34959
12016 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12017 popcount and parity rtxes the same mode as their operand.
12018 Truncate or extend the result to the return value's mode
12021 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12024 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12025 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12026 to GOT_VERSION_REGNUM.
12027 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12028 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12029 * config/mips/mips.c (mips_emit_call_insn): New function.
12030 (mips_call_tls_get_addr): Call mips_expand_call directly.
12031 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12033 (mips16_build_call_stub): Likewise. Return the call insn or null.
12034 (mips_expand_call): Update the call to mips16_build_call_stub
12035 accordingly and a remove redundant condition. Assert that MIPS16
12036 stubs do not use lazy binding. Use mips_emit_call_insn and return
12038 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12040 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12041 (mips_avoid_hazard): Remove hazard_set handling.
12042 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12043 (UNSPEC_RESTORE_GP): ...this.
12044 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12045 (FAKE_CALL_REGNO): Rename to...
12046 (GOT_VERSION_REGNUM): ...this.
12047 (type): Add "ghost" value. Add an associated insn reservation.
12048 (hazard_set): Remove.
12049 (exception_receiver): Rename to...
12050 (restore_gp): ...this and update the unspec identifier accordingly.
12051 (exception_receiver, nonlocal_got_receiver): New expanders.
12052 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12053 FAKE_CALL_REGNO. Remove hazard_set attribute.
12054 (set_got_version, update_got_version): New patterns.
12056 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12059 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12061 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12064 * doc/install.texi2html: Generate gcc-vers.texi.
12066 2008-01-25 DJ Delorie <dj@redhat.com>
12068 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12070 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12072 * config/c4x: Remove directory.
12073 * config.gcc (crx-*, mt-*): Mark obsolete.
12074 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12075 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12076 sh-*-rtemscoff*): Remove cases.
12077 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12078 * real.c (encode_c4x_single, decode_c4x_single,
12079 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12080 c4x_extended_format): Remove.
12081 * real.h (c4x_single_format, c4x_extended_format): Remove.
12082 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12084 (Pragmas): Remove comment about c4x pragmas.
12085 * doc/install.texi (c4x): Remove target-specific instructions.
12086 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12087 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12088 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12089 refer to C4x source files as examples.
12090 (C4X_FLOAT_FORMAT): Remove documentation.
12092 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12094 * config/bfin/bfin.c (override_options): Reorder tests so that
12095 flag_pic gets enabled for -msep-data.
12097 2008-01-25 Richard Guenther <rguenther@suse.de>
12099 PR middle-end/32244
12100 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12101 to its bitfield precision if required.
12103 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12105 PR middle-end/33880
12106 * tree-nested.c (walk_omp_for): New function.
12107 (convert_nonlocal_reference, convert_local_reference): Call
12108 walk_omp_for on OMP_FOR.
12109 (convert_call_expr): Call walk_body on OMP_FOR's
12110 OMP_FOR_PRE_INIT_BODY.
12112 2008-01-25 Richard Guenther <rguenther@suse.de>
12114 PR tree-optimization/34966
12115 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12116 default defs and PHI_NODEs we have to insert after the
12117 defining statement.
12119 2008-01-24 Nick Clifton <nickc@redhat.com>
12121 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12122 Provide a default definition.
12123 (LIBGCC2_UNITS_PER_WORD): Likewise.
12125 * config/stormy16/stormy16.c: Include df.h for the prototype
12126 for df_regs_ever_live_p.
12127 (xstormy16_expand_builtin_va_start): Convert the stack offset
12128 into a component_ref and then use POINTER_PLUS_EXPR to add it
12129 to the incoming_virtual_args_rtx.
12130 (xstormy16_gimplify_va_arg_expr): Rename to
12131 xstormy16_gimplify_va_arg_expr.
12132 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12133 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12134 xstormy16_gimplify_va_arg_expr.
12135 Fix up some formatting issues.
12137 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12138 Move to predicates.md.
12139 (xs_hi_general_operand): Likewise.
12140 (xs_hi_nonmemory_operand): Likewise.
12141 * config/stormy16/predicates.md:
12142 (xstormy16_carry_plus_operand): New predicate.
12143 (xs_hi_general_operand): New predicate.
12144 (xs_hi_nonmemory_operand): New predicate.
12145 * config/stormy16/stormy16-protos.h:
12146 (xstormy16_carry_plus_operand): Delete prototype.
12147 (xs_hi_general_operand): Likewise.
12148 (xs_hi_nonmemory_operand): Likewise.
12150 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12151 modifiers as they are no longer needed and they can trigger
12152 reload spill failures.
12154 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12155 with a match_operand in order to help reload.
12157 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12158 constraint with 'e' for the 8th alternative as this version of
12159 the mov.w instruction only accepts the lower 8 registers.
12161 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12164 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12165 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12168 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12170 PR middle-end/33333
12171 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12173 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12175 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12177 (remove_structure): Update allocations list before removing structure.
12179 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12181 * ipa-struct-reorg.c (is_safe_cond_expr,
12182 create_new_stmts_for_cond_expr): Use integer_zerop function,
12183 that recognize not only zero-pointer, but zero-integer too.
12185 2008-01-25 Ben Elliston <bje@au.ibm.com>
12188 * fixproto: Escape "." in sed expression that strips leading "./".
12190 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12193 * gcc.c (SWITCH_OK): Removed.
12194 (SWITCH_LIVE): Changed to bit.
12195 (SWITCH_FALSE): Likewise.
12196 (SWITCH_IGNORE): Likewise.
12197 (switchstr): Change live_cond to unsigned int.
12198 (process_command): Replace SWITCH_OK with 0.
12199 (do_self_spec): Likewise.
12200 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12201 (give_switch): Likewise.
12202 (used_arg): Likewise.
12203 (do_spec_1): Set the SWITCH_IGNORE bit.
12204 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12205 bits. Set the SWITCH_LIVE bit.
12207 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12209 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12211 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12213 PR tree-optimization/34472
12214 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12215 parameter to a "bool *" and set *DATA to false if there is
12216 an unsafe access. Do not delete the structure here.
12217 (check_cond_exprs): Delete it here instead.
12218 (check_cond_exprs, exclude_cold_structs): Do not increase
12219 I when removing a structure.
12221 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12224 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12225 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12227 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12229 PR middle-end/34934
12230 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12231 a fixed vector for stack.
12233 2008-01-24 Ben Elliston <bje@au.ibm.com>
12236 * doc/gcc.texi (Software development): Add a direntry for g++.
12238 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12240 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12241 stale and straggling -fforce-addr comments above.
12243 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12245 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12246 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12248 2008-01-23 Michael Matz <matz@suse.de>
12251 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12254 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12256 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12257 malloc result type.
12259 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12261 * config/avr/avr.c (avr_current_arch): New variable.
12262 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12263 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12264 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12265 (avr_override_options): Init 'avr_current_arch'.
12266 (base_arch_s): Move from here...
12267 * config/avr/avr.h (base_arch_s): ... here. Add new members
12268 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12269 'mega' to 'have_jmp_call'.
12270 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12271 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12273 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12275 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12276 MULTILIB_MATCHES): (Ditto.).
12278 2008-01-23 Richard Guenther <rguenther@suse.de>
12280 PR middle-end/31529
12281 * cgraphunit.c (cgraph_reset_node): Always mark the node
12282 not reachable if it is not queued already.
12284 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12286 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12287 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12288 (cputype_selected): New static variable.
12289 (bfin_handle_option): Set it if -mcpu is used.
12290 (override_option): Select default set of workarounds if no cpu type
12291 selected on the command line.
12292 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12294 From Michael Frysinger <michael.frysinger@analog.com>
12295 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12296 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12298 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12299 for bf547, bf523, bf524, and bf526.
12300 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12302 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12303 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12304 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12305 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12306 * doc/invoke.texi (Blackfin Options): Document that
12307 -mcpu now accept bf547, bf523, bf524, and bf526.
12309 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12311 PR rtl-optimization/34628
12312 * combine.c (try_combine): Stop and undo after the first combination
12313 if an autoincrement side-effect on the first insn has effectively
12316 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12319 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12320 Offset addresses are not valid for Altivec or paired float modes.
12322 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12325 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12326 if DECL_INITIAL (decl) is error_mark_node.
12329 * c-common.c (handle_vector_size_attribute): Only allow
12330 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12331 the same way as pointer, array etc. types.
12332 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12335 * tree.c (build_type_attribute_qual_variant): Call
12336 build_qualified_type if attributes are equal, but quals are not.
12338 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12341 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12342 * flags.h (warn_strict_aliasing): Remove.
12343 (warn_strict_overflow): Remove.
12344 * opts.c (warn_strict_aliasing): Remove.
12345 (warn_strict_overflow): Remove.
12346 * c-opts.c (c_common_handle_option): -Wall only sets
12347 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12348 (c_common_post_options): Give default values to -Wstrict-aliasing
12349 and -Wstrict-overflow if they are uninitialized.
12350 * common.opt (Wstrict-aliasing): Specify Var and Init.
12351 (Wstrict-overflow): Likewise.
12353 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12355 PR rtl-optimization/26854
12356 PR rtl-optimization/34400
12357 PR rtl-optimization/34884
12358 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12360 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12361 (df_rd_bb_info.expanded_lr_out): Deleted
12362 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12363 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12364 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12365 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12366 Removed code to allocate, initialize or free expanded_lr_out.
12367 (df_rd_bb_local_compute_process_def): Restructured to make more
12369 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12370 sets if the sets are being trimmed.
12372 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12375 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12376 (as_vers): Likewise.
12377 * configure: Regenerated.
12379 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12381 PR middle-end/33092
12382 * tree-pass.h (pass_build_alias): New pass.
12383 * tree-ssa-alias.c (gate_build_alias): New.
12384 (pass_build_alias): New.
12385 * passes.c (init_optimization_passes): Add pass_build_alias after
12386 pass_create_structure_vars.
12388 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12390 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12391 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12392 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12393 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12394 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12395 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12396 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12397 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12398 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12399 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12400 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12401 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12402 * config/s390/s390.md (FP_ALL): New mode iterator.
12403 (_d): New mode attribute.
12404 ("*signbit<mode>2>"): Changed mode of first operand.
12405 ("isinf<mode>2"): Changed mode of first operand.
12406 ("*TDC_insn"): Adaptation for DFP modes.
12408 2008-01-22 Ben Elliston <bje@au.ibm.com>
12410 * tree.c (check_qualified_type): Improve function description.
12412 2008-01-21 Jason Merrill <jason@redhat.com>
12415 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12416 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12419 2008-01-21 DJ Delorie <dj@redhat.com>
12421 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12424 2008-01-21 Richard Guenther <rguenther@suse.de>
12426 PR middle-end/34856
12427 * tree-cfg.c (verify_expr): Allow all invariant expressions
12428 instead of just constant class ones as reference argument.
12429 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12430 like any other constant.
12431 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12433 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12435 * regmove.c (fixup_match_1): Update call crossed frequencies.
12437 2008-01-21 Richard Guenther <rguenther@suse.de>
12440 * tree-inline.c (setup_one_parameter): Deal with mismatched
12441 types using a VIEW_CONVERT_EXPR.
12443 2008-01-21 Alon Dayan <alond@il.ibm.com>
12444 Olga Golovanevsky <olga@il.ibm.com>
12446 PR tree-optimization/34701
12447 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12448 when the structure size is not a power of 2.
12450 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12452 * doc/install.texi: Add doc for --enable-checking=df.
12454 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12456 PR rtl-optimization/34808
12457 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12459 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12461 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12464 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12466 PR rtl-optimization/26854
12467 PR rtl-optimization/34400
12468 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12470 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12471 (df_rd_bb_info.expanded_lr_out): New.
12472 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12473 * loop_iv.c (iv_analysis_loop_init): Ditto.
12474 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12475 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12476 Added code to allocate, initialize or free expanded_lr_out.
12477 (df_rd_bb_local_compute_process_def): Restructured to make
12478 more understandable.
12479 (df_rd_confluence_n): Add code to do nothing with fake edges and
12480 code to no apply invalidate_by_call sets if the sets are being trimmed.
12481 (df_lr_local_finalize): Renamed to df_lr_finalize.
12482 (df_live_local_finalize): Renamed to df_live_finalize.
12484 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12487 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12488 deciding whether to use reciprocal instructions.
12490 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12492 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12493 dwarf2out_note_section_used if cold_text_section is NULL.
12495 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12497 PR gcov-profile/34610
12498 * tree-cfg.c (make_edges): Mark both outgoing edges from
12499 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12500 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12501 from OMP_FOR and OMP_CONTINUE outgoing edges.
12503 * tree-profile.c (tree_profiling): Return early if
12504 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12506 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12507 from cfun to child_cfun.
12508 * function.h (struct function): Add after_tree_profile bit.
12510 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12512 * config/avr/avr.S (_exit): Disable interrupt.
12514 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12515 Steven Bosscher <stevenb.gcc@gmail.com>
12517 PR rtl-optimization/26854
12518 PR rtl-optimization/34400
12519 * df-problems.c (df_live_scratch): New scratch bitmap.
12520 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12521 (df_live_reset): Clear the proper bitmaps.
12522 (df_live_bb_local_compute): Only process the artificial defs once
12523 since the order is not important.
12524 (df_live_init): Init the df_live sets only with the variables
12525 found live by df_lr.
12526 (df_live_transfer_function): Use the df_lr sets to prune the
12527 df_live sets as they are being computed.
12528 (df_live_free): Free df_live_scratch.
12530 2008-01-18 Ian Lance Taylor <iant@google.com>
12532 * common.opt: Add fmerge-debug-strings.
12533 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12534 flag_merge_debug_strings rather than flag_merge_constants.
12535 * doc/invoke.texi (Option Summary): Mention
12536 -fmerge-debug-strings.
12537 (Debugging Options): Document -fmerge-debug-strings.
12539 2008-01-18 Ian Lance Taylor <iant@google.com>
12542 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12543 (struct tree_function_decl): Add new field operator_new_flag.
12544 * tree-inline.c (expand_call_inline): When inlining a call to
12545 operator new, force the return value to go into a variable, and
12546 set DECL_NO_TBAA_P on that variable.
12547 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12549 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12552 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12553 DWARF2_DEBUGGING_INFO.
12554 (dwarf2out_note_section_used): Ditto. Add prototype.
12555 (have_multiple_function_sections, text_section_used,
12556 cold_text_section_used, *cold_text_sections): Move declarations
12559 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12561 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12562 field and add signal_ra.
12563 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12564 assignments to frame state pc. Move end of stack check after
12565 MD_FALLBACK_FRAME_STATE_FOR.
12566 (uw_update_context_1): Use frame state signal_regs if set, instead
12567 of checking signal_frame flag.
12568 (uw_update_context): Use frame state signal_ra if set.
12569 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12570 * config/xtensa/linux-unwind.h: New file.
12572 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12574 * modulo-sched.c (get_sched_window): Fix comment typo.
12576 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12578 PR tree-optimization/34648
12579 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12581 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12583 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12584 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12586 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12588 PR rtl-optimization/34400
12589 * df-core.c (df_worklist_dataflow_overeager,
12590 df_worklist_dataflow_doublequeue): New functions.
12591 (df_worklist_dataflow): Two different worklist solvers.
12592 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12595 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12598 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12599 and ftree-parallelize-loops.
12601 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12603 PR rtl-optimization/34826
12604 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12606 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12608 * global.c (find_reg): Mark the eh regs as used if necessary.
12609 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12610 * ra.h (struct allocno): no_eh_reg field added. Changed
12611 no_stack_reg type to bitfield.
12613 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12615 * tree.c (substitute_in_expr): Add missing 'break'.
12617 2008-01-17 Richard Guenther <rguenther@suse.de>
12619 PR tree-optimization/34825
12620 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12621 x / x as division to handle.
12623 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12625 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12626 "-pthread" is specified.
12627 * pa-hpux11.h (LIB_SPEC): Likewise.
12629 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12630 Peter Bergner <bergner@vnet.ibm.com>
12632 PR rtl-optimization/33796
12633 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12635 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12637 PR libgfortran/34699
12638 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12640 * pa-hpux10.h (LINK_SPEC): Likewise.
12641 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12643 2008-01-16 Richard Guenther <rguenther@suse.de>
12645 PR middle-end/32628
12646 * fold-const.c (fold_convert_const_int_from_int): Do not
12647 set overflow if that occured only because of a sign extension
12648 change when converting from/to a sizetype with the same
12649 precision and signedness.
12651 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12654 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12655 location address to the correct place. Update copyright year.
12657 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12659 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12660 no dependences in the dependence_relations vector.
12662 2008-01-16 Jan Hubicka <jh@suse.cz>
12664 PR rtl-optimization/31396
12665 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12666 * cfg.c (dump_reg_info): Print it.
12667 * regs.h (struct reg_info_t): add freq_calls_crossed.
12668 (REG_FREQ_CALLS_CROSSED): New macro.
12669 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12670 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12671 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12672 regmove_optimize): Update call crossed frequencies.
12673 * local-alloc.c (struct qty): Add freq_calls_crossed.
12674 (alloc_qty): Copute freq_calls_crossed.
12675 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12676 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12677 * ra.h (struct allocno): Add freq_calls_crossed.
12679 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12681 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12682 libgomp when compiling with ftree-parallelize-loops.
12683 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12685 2008-01-16 Richard Guenther <rguenther@suse.de>
12687 PR tree-optimization/34769
12688 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12689 * tree.c (int_cst_value): Instead make this function more
12690 permissive in what it accepts as valid input. Document this
12691 function always sign-extends the value.
12693 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12694 Richard Guenther <rguenther@suse.de>
12697 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12698 (gimple_fold_indirect_ref_rhs): ... this.
12699 (gimple_fold_indirect_ref): New function with foldings
12700 that preserve lvalueness.
12701 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12702 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12703 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12704 to fold an INDIRECT_REF, fall back to the old use of
12705 fold_indirect_ref_1.
12707 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12709 * tree-data-ref.c (subscript_dependence_tester_1): Call
12710 free_conflict_function.
12711 (compute_self_dependence): Same.
12713 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12716 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12717 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12719 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12720 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12721 for DWARF2_UNWIND_INFO targets.
12723 2008-01-16 Richard Guenther <rguenther@suse.de>
12726 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12727 type qualifiers for function types.
12729 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12731 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12732 loop_iterator li from previous commit.
12734 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12736 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12738 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12740 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12741 (parallelize_loops): Don't parallelize irreducible components.
12743 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12746 * c-opts (c_common_post_options): Do not enable CPP
12747 flag_pedantic_errors by default.
12749 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12751 PR rtl-optimization/31944
12752 * cse.c (remove_pseudo_from_table): New function.
12753 (merge_equiv_classes): Use above function to remove pseudo-registers.
12754 (invalidate): Likewise.
12756 2008-01-13 Richard Guenther <rguenther@suse.de>
12758 PR middle-end/34601
12759 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12760 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12762 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12764 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12765 validate_change to unshare the source of the PC set.
12767 2008-01-12 Jan Hubicka <jh@suse.cz>
12769 PR middle-end/32135
12770 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12771 references above array bounds. This might trigger bounds checks for
12772 pointers to arrays.
12774 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12776 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12777 new_replaceable_dependencies.
12779 2008-01-12 Doug Kwan <dougkwan@google.com>
12781 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12782 instead of OPT_Wreturn_type in warning due to ignored return type
12784 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12785 options included in -Wextra.
12786 * c.opt: New option -Wignored_qualifiers.
12787 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12788 -Wignore_qualifiers.
12789 (-Wignored-qualifiers): Document.
12790 (-Wreturn-type): Remove description of functionality now handled
12791 by -Wignored-qualifiers.
12793 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12796 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12797 NOP_EXPR if it is between integral types with the same precision.
12799 2008-01-12 Jan Hubicka <jh@suse.cz>
12802 * invoke.texi (max-inline-recursive-depth): Fix default value.
12804 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12806 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12809 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12811 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12813 2008-01-11 James E. Wilson <wilson@specifix.com>
12816 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12818 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12820 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12821 save/restore frame pointer register and don't use 'call-prologues'
12822 optimization in function with "OS_task" attribute.
12824 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12826 PR middle-end/31309
12827 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12828 when copying to memory.
12830 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12832 PR rtl-optimization/30905
12833 * cfgcleanup.c: Include dce.h
12834 (crossjumps_occured): New global variable.
12835 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12836 If something changed, set crossjumps_occured to true.
12837 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12838 Don't add/remove fake edges to exit here...
12839 (cleanup_cfg): ...but do it here, when crossjumping.
12840 Run a fast DCE when successful crossjumps occured in the latest
12841 iteration of try_optimize_cfg.
12843 2008-01-11 Richard Guenther <rguenther@suse.de>
12845 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12846 (struct vn_unary_op_s): Likewise.
12847 (vn_reference_insert): Free old reference on hash collision.
12849 2008-01-10 Raksit Ashok <raksit@google.com>
12851 PR rtl-optimization/27971
12852 * combine.c (find_split_point): Split PLUS expressions which are
12853 inside a MEM rtx, and whose first operand is complex.
12855 2008-01-10 DJ Delorie <dj@redhat.com>
12857 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12858 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12859 (m32c_hard_regno_ok): Call the underlying function.
12861 2008-01-10 Richard Guenther <rguenther@suse.de>
12863 PR middle-end/34683
12864 * tree-cfg.c (tree_merge_blocks): Do not go through the
12865 full-blown folding and stmt updating path if we just deal
12866 with virtual operands.
12867 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12868 test for abnormal SSA_NAMEs.
12870 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12872 PR middle-end/34641
12873 * reload.c (push_reload): Add assertions. All constants from
12874 reg_equiv_constant should have been used for replacing the respective
12876 (find_reloads_address): Invoke find_reloads_address_part for
12877 constant taken from the reg_equiv_constant array.
12879 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12881 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12882 field (valnum) the first in the struct. Replace bools with
12885 2008-01-10 Richard Guenther <rguenther@suse.de>
12887 PR tree-optimization/34651
12888 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12889 types and ordering for masking and converting.
12891 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12893 PR tree-optimization/34017
12894 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12895 also for PHI_NODE expressions.
12897 2008-01-09 Jan Hubicka <jh@suse.cz>
12899 PR tree-optimization/34708
12900 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12901 based on number of case labels.
12902 (init_inline_once): Remove switch_cost.
12903 * tree-inline.h (eni_weights_d): Remove switch_cost.
12905 2008-01-09 Richard Guenther <rguenther@suse.de>
12906 Andrew Pinski <andrew_pinski@playstation.sony.com>
12908 PR middle-end/30132
12909 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12910 temporary if an rvalue is ok or an lvalue is not required.
12912 2008-01-09 Richard Guenther <rguenther@suse.de>
12914 PR middle-end/34458
12915 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12916 adjust return type.
12918 2008-01-09 Richard Guenther <rguenther@suse.de>
12920 PR middle-end/34679
12921 * tree.c (host_integerp): Check for sizetype only if the
12922 type is an integer type.
12924 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12927 * opts.c (decode_options): Disable inlining of functions called
12928 once if not in unit-at-a-time mode.
12930 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12932 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12934 2008-01-08 Richard Guenther <rguenther@suse.de>
12936 PR middle-end/31863
12937 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12938 out early if the result will be unused.
12940 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12945 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12946 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12949 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12951 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12952 for vectorization tuned.
12954 2008-01-08 Richard Guenther <rguenther@suse.de>
12956 PR tree-optimization/34683
12957 * tree-ssa-operands.c (operand_build_cmp): Export.
12958 * tree-ssa-operands.h (operand_build_cmp): Declare.
12959 * tree-vn.c (vuses_compare): Remove.
12960 (sort_vuses): Use operand_build_cmp.
12961 (sort_vuses_heap): Likewise.
12962 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12963 to re-use old VEC if available. Do not sort already sorted VUSEs.
12964 (vdefs_to_vec): Do not sort already sorted VDEFs.
12966 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12968 PR middle-end/34694
12969 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12971 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12974 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12975 limitations of reciprocal sequences on x86 targets.
12977 2008-01-08 Richard Guenther <rguenther@suse.de>
12979 PR tree-optimization/34683
12980 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12982 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12985 * config/darwin.c (darwin_mergeable_string_section): Don't use
12986 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12988 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12991 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12992 negxf2. Macroize expander using X87MODEF mode iterator. Change
12993 predicates of op0 and op1 to register_operand.
12994 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12995 expander using X87MODEF mode iterator. Change predicates of
12996 op0 and op1 to register_operand.
12997 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12998 corresponding patterns and macroize using MODEF macro. Change
12999 predicates of op0 and op1 to register_operand and remove
13000 "m" constraint. Disparage "r" alternative with "!".
13001 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13002 macroize using X87MODEF macro. Change predicates of op0 and op1
13003 to register_operand and remove "m" constraint. Disparage "r"
13004 alternative with "!".
13005 (absneg splitter with memory operands): Remove.
13006 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13007 patterns and macroize using X87MODEF mode iterator.
13008 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13009 Change predicate of op1 to register_operand.
13010 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13011 for memory operands.
13013 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13015 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13017 2008-01-07 Richard Guenther <rguenther@suse.de>
13019 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13022 2008-01-07 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/34683
13025 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13026 VOPs of the needed size to save memory. Use VEC_quick_push
13027 to save compile-time.
13028 (vdefs_to_vec): Likewise.
13030 2008-01-07 Sa Liu <saliu@de.ibm.com>
13032 * config/spu/spu.md (divdf3): Genetate inline code for double
13033 division. The implementation doesn't handle INF or NAN, therefore it
13034 only applies when -ffinite-math-only is given.
13036 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13039 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13040 * doc/cpp.texi ([Common Predefined Macros]): Document.
13042 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13044 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13045 order to use commutative addition instead of subtraction.
13047 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13048 Mircea Namolaru <namolaru@il.ibm.com>
13049 Vladimir Yanovsky <yanov@il.ibm.com>
13050 Revital Eres <eres@il.ibm.com>
13052 PR tree-optimization/34263
13053 * tree-outof-ssa.c (process_single_block_loop_latch,
13054 contains_tree_r): New functions.
13055 (analyze_edges_for_bb): Call process_single_block_loop_latch
13056 function to empty single-basic-block latch block if possible.
13058 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13060 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13062 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13064 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13066 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13068 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13070 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13072 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13074 PR tree-optimization/34618
13075 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13078 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13081 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13082 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13083 Update copyright year.
13085 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13086 Update copyright year.
13087 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13090 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13092 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13093 edge does not point to current bb before changing need_assert.
13095 2008-01-04 Richard Guenther <rguenther@suse.de>
13097 PR middle-end/34029
13098 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13099 for verifying purposes if they are is_gimple_min_invariant.
13101 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13103 PR tree-optimization/34448
13104 PR tree-optimization/34465
13105 * gimplify.c (gimplify_init_constructor): Add new parameter
13106 notify_temp_creation. Use it.
13107 (gimplify_modify_expr_rhs): Take volatiles into account when
13108 optimizing constructors.
13109 Do not optimize constructors if gimplify_init_constructor will dump to
13111 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13112 * gcc.c-torture/compile/pr34448.c: New.
13114 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13116 PR gcov-profile/34609
13117 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13118 return_slot if result is TREE_ADDRESSABLE.
13120 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13122 * config/mips/mips.md (sqrt_condition): Tweak comment.
13123 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13125 2008-01-03 Tom Tromey <tromey@redhat.com>
13128 * c-common.c (c_type_hash): Handle VLAs.
13130 2008-01-03 Jan Hubicka <jh@suse.cz>
13132 PR tree-optimization/31081
13133 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13134 0 when inlining and not inlining to first basic block.
13135 (remap_decl): When var is initialized to 0, don't set default_def.
13136 (expand_call_inline): Set entry_bb.
13137 * tree-inline.h (copy_body_data): Add entry_bb.
13139 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13142 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13145 PR tree-optimization/29484
13146 * tree-inline.c (inline_forbidden_p_2): New function.
13147 (inline_forbidden_p): Disallow inlining if some static var
13148 has an address of a local LABEL_DECL in its initializer.
13149 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13152 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13154 PR tree-optimization/34635
13155 * tree-data-ref.c (add_other_self_distances): Make sure that the
13156 evolution step is constant.
13158 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13160 PR middle-end/34608
13161 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13163 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13165 * tree-sra.c (scalarize_init): Insert the generate_element_init
13166 statements after the generate_element_zero statements.
13168 2008-01-02 Richard Guenther <rguenther@suse.de>
13170 PR middle-end/34093
13171 PR middle-end/31976
13172 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13173 for very large number of operands instead of ICEing.
13175 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13178 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13179 while stack probing.
13181 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13183 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13186 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13188 PR libmudflap/26442
13189 * tree-mudflap.c (mx_register_decls): Guard warning by
13190 !DECL_ARTIFICIAL check.
13192 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13194 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13195 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13196 sse5_perm<mode>): Fix constraints.