1 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5 the memory instead of the memory itself for the save area.
7 2008-06-24 Olivier Hainque <hainque@adacore.com>
8 Nicolas Roche <roche@adacore.com>
10 * gengtype.c (srcdir_len): size_t instead of int.
11 (get_file_realbasename): New function. For F a filename, the real
12 basename of F, with all the path components stripped.
13 (get_file_srcdir_relative_path): New function. For F a filename, the
14 relative path to F from $(srcdir).
15 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
16 get_file_realbasename. Adjust the head comment.
17 (get_prefix_langdir_index): New function. For F a filename, return the
18 lang_dir_names[] relative index of the language directory that is
20 (get_file_langdir): For F a filename, return the name of the language
21 directory where F is located.
22 (get_file_gtfilename): New function. The gt- output file name for an
24 (get_output_file_with_visibility): Replace in-line computations with
25 uses of get_file_gtfilename and get_prefix_langdir_index.
26 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
28 2008-06-24 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/36504
31 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
32 references without base address.
34 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
37 * calls.c (expand_call): Increase alignment for recursive functions.
39 2008-06-23 Anatoly Sokolov <aesok@post.ru>
41 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
42 (TARGET_FUNCTION_VALUE): New define.
43 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
44 * config/avr/avr.h (FUNCTION_VALUE): Remove.
46 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
50 (remainderxf3): Ditto.
51 (remainder<mode>3): Ditto.
53 2008-06-23 Jakub Jelinek <jakub@redhat.com>
56 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
57 REG is a hard register.
59 PR tree-optimization/36508
60 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
61 499, don't check it at all in release compilers.
63 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
66 together with SSE_TARGET_MATH to disable insn pattern.
67 (*fop_<MODEF:mode>_2_i387): Ditto.
68 (*fop_<MODEF:mode>_3_i387): Ditto.
70 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
72 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
74 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
77 * gimplify.c (gimplify_asm_expr): Check the return code of
78 parse_output_constraint call, set function return and is_inout
81 2008-06-22 Ian Lance Taylor <iant@google.com>
83 * c-lex.c (narrowest_unsigned_type): Change itk to int.
84 (narrowest_signed_type): Likewise.
85 * c-typeck.c (c_common_type): Change local variable mclass to enum
87 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
88 tcc_comparison, not the tree code itself.
89 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
90 (c_expand_expr): Cast modifier to enum expand_modifier.
91 * c-common.h (C_RID_CODE): Add casts.
92 (C_SET_RID_CODE): Define.
93 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
94 (c_lex_one_token): Add cast to avoid warning.
95 (c_parser_objc_type_name): Rename local typename to type_name.
96 (check_no_duplicate_clause): Change code parameter to enum
98 (c_parser_omp_var_list_parens): Change kind parameter to enum
100 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
101 c_parser_omp_list_var_parens.
102 (c_parser_omp_threadprivate): Likewise.
103 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
104 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
105 * c-format.c (NO_FMT): Define.
106 (printf_length_specs): Use NO_FMT.
107 (asm_fprintf_length_specs): Likewise.
108 (gcc_diag_length_specs): Likewise.
109 (scanf_length_specs): Likewise.
110 (strfmon_length_specs): Likewise.
111 (gcc_gfc_length_specs): Likewise.
112 (printf_flag_specs): Change 0 to STD_C89.
113 (asm_fprintf_flag_specs): Likewise.
114 (gcc_diag_flag_specs): Likewise.
115 (gcc_cxxdiag_flag_specs): Likewise.
116 (scanf_flag_specs): Likewise.
117 (strftime_flag_specs): Likewise.
118 (strfmon_flag_specs): Likewise.
119 (print_char_table): Likewise.
120 (asm_fprintf_char_table): Likewise.
121 (gcc_diag_char_table): Likewise.
122 (gcc_tdiag_char_table): Likewise.
123 (gcc_cdiag_char_table): Likewise.
124 (gcc_cxxdiag_char_table): Likewise.
125 (gcc_gfc_char_table): Likewise.
126 (scan_char_table): Likewise.
127 (time_char_table): Likewis.
128 (monetary_char_table): Likewise.
129 * c-format.h (BADLEN): Likewise.
131 2008-06-21 Ian Lance Taylor <iant@google.com>
133 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
134 Define END_OF_BASE_TREE_CODES around inclusion.
135 * tree.c (tree_code_type): New global array.
136 (tree_code_length, tree_code_name): Likewise.
137 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
139 (all-tree.def, s-alltree): New targets.
140 (gencheck.h, s-gencheck): Remove.
141 (tree.o): Depend upon all-tree.def.
142 (build/gencheck.o): Remove gencheck.h dependency.
143 (mostlyclean): Don't remove gencheck.h.
144 * c-common.h (enum c_tree_code): Remove.
145 * c-lang.c (tree_code_type): Remove.
146 (tree_code_length, tree_code_name): Remove.
147 * gencheck.c (tree_codes): Include all-tree.def, rather than
148 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
150 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
152 * cp/cp-tree.h (enum cplus_tree_code): Remove.
153 (operator_name_info): Size to MAX_TREE_CODES.
154 (assignment_operator_name_info): Likewise.
155 * cp/cp-lang.c (tree_code_type): Remove.
156 (tree_code_length, tree_code_name): Remove.
157 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
158 (assignment_operator_name_info): Likewise.
159 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
161 * cp/mangle.c (write_expression): Likewise.
162 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
163 * fortran/f95-lang.c (tree_code_type): Remove.
164 (tree_code_length, tree_code_name): Remove.
165 * java/java-tree.h (enum java_tree_code): Remove.
166 * java/lang.c (tree_code_type): Remove.
167 (tree_code_length, tree_code_name): Remove.
168 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
169 * objc/objc-act.h (enum objc_tree_code): Remove.
170 * objc/objc-lang.c (tree_code_type): Remove.
171 (tree_code_length, tree_code_name): Remove.
172 * objcp/objcp-lang.c (tree_code_type): Remove.
173 (tree_code_length, tree_code_name): Remove.
174 * ada/ada-tree.h (enum gnat_tree_code): Remove.
175 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
176 * ada/misc.c (tree_code_type): Remove.
177 (tree_code_length, tree_code_name): Remove.
179 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
181 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
182 the grand_bitmap_obstack.
184 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
186 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
187 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
188 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
189 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
190 move_stmt_r, new_label_mapper): Likewise.
191 * tree-complex.c (cvc_lookup): Likewise.
192 * tree-dfa.c (create_function_ann): Likewise.
193 * tree-dump.c (dump_register): Likewise.
194 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
195 find_phi_replacement_condition): Likewise.
196 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
197 tree_function_versioning): Likewise.
198 * tree-into-ssa.c (cmp_dfsnum): Likewise.
199 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
200 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
201 get_nonlocal_debug_decl, convert_nonlocal_reference,
202 convert_nonlocal_omp_clauses, get_local_debug_decl,
203 convert_local_reference, convert_local_omp_clauses,
204 convert_nl_goto_reference, convert_nl_goto_receiver,
205 convert_tramp_reference, convert_call_expr): Likewise.
206 * tree-outof-ssa.c (contains_tree_r): Likewise.
207 * tree-parloops.c (reduction_phi, initialize_reductions,
208 eliminate_local_variables_1, add_field_for_reduction,
209 add_field_for_name, create_phi_for_local_result,
210 create_call_for_reduction_1, create_loads_for_reductions,
211 create_stores_for_reduction, create_loads_and_stores_for_name):
213 * tree-phinodes.c (allocate_phi_node): Likewise.
214 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
215 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
216 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
217 * tree-ssa-coalesce.c (compare_pairs): Likewise.
218 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
219 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
220 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
221 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
222 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
223 vn_nary_op_insert): Likewise.
224 * tree-ssa.c (redirect_edge_var_map_add,
225 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
226 * tree-vectorizer.c (vectorize_loops): Likewise.
227 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
228 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
229 tree_cons_stat, build1_stat, build_variant_type_copy,
230 decl_init_priority_lookup, decl_fini_priority_lookup,
231 decl_priority_info, decl_restrict_base_lookup,
232 decl_restrict_base_insert, decl_debug_expr_lookup,
233 decl_debug_expr_insert, decl_value_expr_lookup,
234 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
235 type_hash_add, get_file_function_name, tree_check_failed,
236 tree_not_check_failed, tree_range_check_failed,
237 omp_clause_range_check_failed, build_omp_clause,
238 build_vl_exp_stat): Likewise.
239 * value-prof.c (gimple_histogram_value,
240 gimple_duplicate_stmt_histograms): Likewise.
241 * var-tracking.c (attrs_list_insert, attrs_list_copy,
242 unshare_variable, variable_union_info_cmp_pos, variable_union,
243 dataflow_set_different_1, dataflow_set_different_2,
244 vt_find_locations, variable_was_changed, set_variable_part,
245 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
246 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
247 section_entry_hash, object_block_entry_eq,
248 object_block_entry_hash, create_block_symbol,
249 initialize_cold_section_name, default_function_rodata_section,
250 strip_reg_name, set_user_assembler_name, const_desc_eq,
251 build_constant_desc, output_constant_def, lookup_constant_def,
252 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
253 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
254 default_internal_label): Likewise.
255 * varray.c (varray_init, varray_grow): Likewise.
256 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
258 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
261 operators for "test" insn. Macroize insn using SWI mode macro.
262 (*jcc_fused_2): Ditto.
263 (*jcc_fused_3): Macroize insn using SWI mode macro.
264 (*jcc_fused_4): Ditto.
266 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
268 * tree-ssa-pre.c: Fix typo in comment.
269 (init_antic, fini_antic): Add explicit funtions for
270 initializing and deinitializing ANTIC and AVAIL sets.
271 (create_expression_by_pieces): Fix typo in comment.
272 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
273 (execute_pre): Eventually dump details about ANTIC_IN.
275 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
277 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
278 * gcc.c (translate_options, init_spec, store_arg, read_specs,
279 add_to_obstack, file_at_path, find_a_file, execute,
280 add_preprocessor_option, add_assembler_option, add_linker_option,
281 process_command, insert_wrapper, do_option_spec, do_self_spec,
282 spec_path, do_spec_1, is_directory, main, used_arg,
283 getenv_spec_function): Likewise.
284 * tlink.c (symbol_hash_lookup, file_hash_lookup,
285 demangled_hash_lookup, symbol_push, file_push, frob_extension):
288 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
290 * doc/rtl.texi: Updated subreg section.
292 2008-06-19 Jakub Jelinek <jakub@redhat.com>
295 * cgraphunit.c (cgraph_process_new_functions): Don't clear
296 node->needed and node->reachable.
297 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
298 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
299 (expand_task_call): Don't call expand_task_copyfn.
300 (expand_task_copyfn): Renamed to...
301 (finalize_task_copyfn): ... this.
303 2008-06-19 Jan Hubicka <jh@suse.cz>
305 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
306 clobbering framepointer.
308 2008-06-19 Jan Hubicka <jh@suse.cz>
310 * tree-optimize.c (execute_early_local_optimizations): Set
311 cgraph_state only at first invocation.
313 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * system.h (-Wc++-compat): Activate as a warning, no an error.
317 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
320 instead of "#" in insn asm template.
321 (*jcc_fused_2): Ditto.
323 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.h (ix86_tune_indices)
326 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
327 (TARGET_FUSE_CMP_AND_BRANCH): New define.
328 * config/i386/i386.md (*jcc_fused_1): New insn pattern
329 (*jcc_fused_2): Ditto.
330 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
331 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
332 (print operand): Handle 'E' and 'e' code.
334 2008-06-19 Anatoly Sokolov <aesok@post.ru>
336 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
337 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
338 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
340 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
342 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
344 (cgraph_expand_function): Use local copy of decl.
345 (cgraph_expand_all_functions): Remove redundant initialization of
347 (cgraph_optimize): Reword internal_error message.
349 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
351 * arm-protos.h (arm_return_in_memory): Remove public
352 arm_return_in_memory() prototype.
353 * arm.c (arm_return_in_memory): Add static prototype, add target
354 hook macro, change definition and comments.
355 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
357 2008-06-19 Ben Elliston <bje@au.ibm.com>
359 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
360 real.c: Remove references to IEEE 754R.
361 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
362 * doc/libgcc.texi (Decimal float library routines): Likewise.
364 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
366 * targhooks.h (struct gcc_target): New member unwind_word_mode.
367 (default_unwind_word_mode): Add prototype.
368 * targhooks.c (default_unwind_word_mode): New function.
369 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
370 instead of word_mode.
371 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
372 (TARGET_INITIALIZER): Use it.
374 * c-common.c (handle_mode_attribute): Support "unwind_word"
376 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
378 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
379 word_mode to access SjLj_Function_Context member "data".
380 (sjlj_emit_dispatch_table): Likewise. Also, perform type
381 conversion from targetm.eh_return_filter_mode () to
382 targetm.unwind_word_mode () if they differ.
384 * builtin-types.def (BT_UNWINDWORD): New primitive type.
385 (BT_FN_UNWINDWORD_PTR): New function type.
386 (BT_FN_WORD_PTR): Remove.
387 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
388 * except.c (expand_builtin_extend_pointer): Convert pointer to
389 targetm.unwind_word_mode () instead of word_mode.
391 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
392 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
393 (spu_unwind_word_mode): New function.
394 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
395 (TARGET_UNWIND_WORD_MODE): Define.
396 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
398 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
400 * config/spu/spu.c (reg_align): Remove.
401 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
402 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
403 (spu_split_store): Likewise.
405 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
407 * gcc/tree-vn.c: Fix typo in comment.
409 2008-06-18 Jan Hubicka <jh@suse.cz>
411 * cgraphunit.c (cgraph_optimize): Output debug info when doing
412 toplevel reorder too.
414 2008-06-18 Jan Hubicka <jh@suse.cz>
416 * c-opts.c (c_common_post_options): PCH is not compatible with
418 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
419 -fno-toplevel-reorder by default now.
421 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
423 PR documentation/30739
424 * doc/install.texi (Prerequisites): Document dependency on awk.
426 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
427 Ian Lance Taylor <iant@google.com>
429 PR rtl-optimization/35604
430 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
431 only want to change jump destinations, not eventual label comparisons.
433 2008-06-16 Jan Hubicka <jh@suse.cz>
435 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
437 (cgraph_analyze_function): Likewise.
439 2008-06-16 Jan Hubicka <jh@suse.cz>
441 * cgraph.h (cgraph_mark_if_needed): New function.
442 * cgraphunit.c (cgraph_mark_if_needed): New function.
443 * c-decl.c (duplicate_decl): Use it.
445 2008-06-16 Jan Hubicka <jh@suse.cz>
447 * cgraph.c (cgraph_add_new_function): When in expansion state, do
450 2008-06-16 Jan Hubicka <jh@suse.cz>
452 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
454 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
455 Kazu Hirata <kazu@codesourcery.com>
456 Maxim Kuvyrkov <maxim@codesourcery.com
458 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
459 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
460 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
461 EXTRA_SPEC_FUNCTIONS.
462 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
463 (DRIVER_SELF_SPECS): Adjust.
464 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
465 * config/mips/st.h, config/mips/t-st: New.
466 * config/mips/driver-native.c, config/mips/x-native: New.
467 * doc/invoke.texi (MIPS): Document 'native' value for -march and
470 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
472 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
474 (ISA_HAS_FP_CONDMOVE): New macro.
475 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
476 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
477 (ISA_HAS_NMADD3_NMSUB3): New macro.
478 * config/mips/mips.c (mips_rtx_costs): Update.
479 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
480 compiling for ST Loongson 2E/2F.
481 (madd<mode>): Rename to madd4<mode>. Update.
482 (madd3<mode>): New pattern.
483 (msub<mode>): Rename to msub4<mode>. Update.
484 (msub3<mode>): New pattern.
485 (nmadd<mode>): Rename to nmadd4<mode>. Update.
486 (nmadd3<mode>): New pattern.
487 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
488 (nmadd3<mode>_fastmath): New pattern.
489 (nmsub<mode>): Rename to nmsub4<mode>. Update.
490 (nmsub3<mode>): New pattern.
491 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
492 (nmsub3<mode>_fastmath): New pattern.
493 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
495 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
497 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
498 (DF_REF_INSN_INFO): New.
499 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
500 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
501 with a NULL DF_REF_INSN_INFO.
502 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
504 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
505 DF_INSN_INFO_EQ_USES): New.
506 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
507 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
508 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
509 * df-core.c: Update comment for above changes.
510 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
511 DF_INSN_UID_* macros.
512 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
513 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
514 insn rtx. Update all callers.
515 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
516 df_ref_create_structure, df_insn_refs_collect): Likewise.
517 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
518 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
519 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
520 macros to access the insn refs.
521 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
522 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
523 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
524 for accessing the refs.
525 (try_fwprop_subst): Likewise.
526 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
527 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
528 for accessing the refs.
529 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
530 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
531 to look at the insn refs.
532 (record_uses): Likewise.
533 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
535 (mark_artificial_uses): Don't mark_insn for artificial refs.
536 (mark_reg_rependencies): Likewise.
538 * doc/rtl.texi: Remove documentation of ADDRESSOF.
540 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
542 * configure: Regenerate.
544 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
546 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
547 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
548 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
550 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
552 * config/avr/avr.c (avr_mcu_t): Add attiny167.
553 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
554 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
556 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
558 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
559 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
560 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
562 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
564 * tree-ssa-sccvn.c: Fix format of comments.
566 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
568 * cgraph.c: Remove unneeded forward declarations of eq_node()
571 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
573 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
575 (see_update_relevancy): Likewise.
576 * fwprop.c (try_fwprop_subst): Likewise.
577 * rtlanal.c (noop_move_p): Likewise.
578 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
579 notes to non-existing libcall blocks.
580 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
582 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
583 (dead_libcall_p): Remove.
584 (delete_trivially_dead_insns): Don't use it.
585 * web.c (union_defs): Remove comment about keeping nops.
586 * gcse.c (hash_scan_insn): Don't take libcall pointers.
587 (compute_hash_table_work): Don't track libcall notes.
588 (do_local_cprop): Don't take libcall pointers. Don't update
590 (adjust_libcall_notes): Deleted.
591 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
592 ever have existed in the first place).
593 (replace_store_insn): Don't try to remove libcall notes.
594 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
595 (resolve_reg_notes): Don't call them.
596 (resolve_simple_move): Likewise.
597 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
598 Don't remove REG_RETVAL notes.
599 * emit-rtl.c (try_split): Don't update libcall notes.
600 (emit_copy_of_insn_after): Dito.
601 * cselib.c (cselib_current_insn_in_libcall): Remove.
602 (cselib_process_insn): Don't set/clear it.
603 (new_elt_loc_list): Don't record it.
604 (cselib_init): Don't initialize it.
605 * cselib.c (struct elt_loc_list): Remove in_libcall field.
606 * loop-invariant.c (find_invariant_insn): Don't look for libcall
608 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
609 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
610 (init_deps): Don't initialize it.
611 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
612 * combine.c (delete_noop_moves): Don't update libcall notes.
613 (can_combine_p): Remove now pointless #if 0 block.
614 (try_combine): Remove another obsolete #if 0 block.
615 (distribute_notes): Don't distribute libcall notes.
616 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
617 * dce.c (libcall_dead_p): Remove.
618 (delete_unmarked_insns): Don't handle libcall blocks.
619 (preserve_libcall_for_dce): Remove.
620 (prescan_insns_for_dce): Don't special-case libcall block insns.
621 * reload1 (reload): Don't handle libcall notes.
622 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
625 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
627 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
628 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
629 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
631 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
633 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
634 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
635 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
637 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
639 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
641 2008-06-16 Ira Rosen <irar@il.ibm.com>
643 PR tree-optimization/36493
644 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
645 the arguments list. Use VECTYPE to create vector pointer.
646 (vectorizable_store): Fail if accesses through a pointer to vectype
647 do not alias the original memory reference operands.
648 Call vect_create_data_ref_ptr without the removed argument.
649 (vectorizable_load): Likewise.
650 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
653 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
656 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
659 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
661 * config/mips/loongson2ef.md: New file.
662 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
663 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
664 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
665 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
666 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
668 (loongson2ef.md): New include.
669 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
670 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
671 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
672 (loongson_gt_<mode>, loongson_extract_halfword)
673 (loongson_insert_halfword_0, loongson_insert_halfword_2)
674 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
675 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
676 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
677 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
678 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
679 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
680 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
681 (vec_interleave_low<mode>): Define type attribute.
682 * config/mips/mips.c (mips_ls2): New static variable.
683 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
684 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
685 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
686 Implement target scheduling hooks.
687 (mips_multipass_dfa_lookahead): Update to handle tuning for
689 (mips_sched_init): Initialize data for Loongson scheduling.
690 (mips_ls2_variable_issue): New static function.
691 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
693 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
694 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
695 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
696 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
697 Handle ST Loongson 2E/2F cores.
698 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
700 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
702 * omp-low.c (extract_omp_for_data): Fix comment typo.
705 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
707 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
708 FIXME note about gcc/config.guess.
709 * doc/options.texi (Option file format): Remove non-ASCII bytes.
710 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
711 * doc/cppopts.texi: Likewise.
712 * doc/extend.texi: Likewise.
713 * doc/gcc.texi: Likewise.
714 * doc/gccint.texi: Likewise.
715 * doc/gcov.texi: Likewise.
716 * doc/gty.texi: Likewise.
717 * doc/hostconfig.texi: Likewise.
718 * doc/install.texi: Likewise.
719 * doc/invoke.texi: Likewise.
720 * doc/loop.texi: Likewise.
721 * doc/makefile.texi: Likewise.
722 * doc/md.texi: Likewise.
723 * doc/passes.texi: Likewise.
724 * doc/tm.texi: Likewise.
725 * doc/tree-ssa.texi: Likewise.
726 * doc/trouble.texi: Likewise.
728 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
729 Nathan Sidwell <nathan@codesourcery.com>
730 Maxim Kuvyrkov <maxim@codesourcery.com>
731 Richard Sandiford <rdsandiford@googlemail.com>
733 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
734 * config/mips/mips-protos.h (mips_expand_vector_init): New.
735 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
737 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
738 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
739 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
741 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
742 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
743 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
744 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
745 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
746 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
747 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
748 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
749 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
750 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
751 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
752 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
753 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
754 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
755 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
756 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
757 (mips_builtins): Add Loongson builtins.
758 (mips_loongson_2ef_bdesc): New.
759 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
760 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
761 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
762 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
764 (mips_expand_vector_init): New.
765 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
766 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
768 * config/mips/mips.md: Add unspec numbers for Loongson
769 builtins. Include loongson.md.
770 (MOVE64): Include Loongson vector modes.
771 (SPLITF): Include Loongson vector modes.
772 (HALFMODE): Handle Loongson vector modes.
773 * config/mips/loongson.md: New.
774 * config/mips/loongson.h: New.
775 * config.gcc: Add loongson.h header for mips*-*-* targets.
776 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
778 2008-06-14 Joseph Myers <joseph@codesourcery.com>
780 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
781 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
782 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
783 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
784 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
785 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
786 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
787 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
788 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
789 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
790 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
791 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
792 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
793 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
794 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
795 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
796 Remove use_fixproto=yes.
797 (ia64*-*-hpux*): Remove comment about using fixproto.
798 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
800 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
802 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
804 * configure: Regenerate.
806 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
809 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
810 before evaluating it.
812 2008-06-13 Jakub Jelinek <jakub@redhat.com>
815 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
816 nested inline functions.
817 (start_decl, start_function): Don't invert DECL_EXTERNAL
818 for nested inline functions.
820 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
822 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
823 splits that must be made for correctness.
825 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
827 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
828 (AVAIL_NON_MIPS16): Likewise.
829 (mips_builtin_description): Replace target_flags with a predicate.
830 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
831 (dspr2_32): New availability predicates.
832 (MIPS_BUILTIN): New macro.
833 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
834 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
835 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
836 Replace the TARGET_FLAGS parameters with AVAIL parameters.
837 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
838 (mips_dsp_32only_bdesc): Merge into...
839 (mips_builtins): ...this new array.
840 (mips_bdesc_map, mips_bdesc_arrays): Delete.
841 (mips_init_builtins): Update after above changes.
842 (mips_expand_builtin_1): Merge into...
843 (mips_expand_builtin): ...here and update after above changes.
845 2008-06-12 Paul Brook <paul@codesourcery.com>
847 * longlong.h (__arm__): Define count_leading_zeros.
848 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
849 (clzsi2, clzdi2): New functions.
850 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
851 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
852 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
853 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
854 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
855 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
856 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
857 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
858 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
859 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
861 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
863 * config/m68k/m68k.c (m68k_tune_flags): New.
864 (override_options): Compute m68k_tune_flags.
865 (MULL_COST, MULW_COST): Update for various variants of CFV2.
866 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
868 2008-06-12 Jakub Jelinek <jakub@redhat.com>
871 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
873 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
875 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
876 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
878 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
880 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
881 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
883 2008-06-12 Jakub Jelinek <jakub@redhat.com>
886 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
889 2008-06-12 Richard Guenther <rguenther@suse.de>
891 PR tree-optimization/36345
892 * tree-flow.h (struct ptr_info_def): Align escape_mask,
893 add memory_tag_needed flag.
894 (may_alias_p): Declare.
895 * tree-ssa-alias.c (may_alias_p): Export.
896 (set_initial_properties): Use memory_tag_needed flag.
897 (update_reference_counts): Likewise.
898 (reset_alias_info): Reset memory_tag_needed flag.
899 (create_name_tags): Check memory_tag_needed flag.
900 (dump_points_to_info_for): Dump it.
901 * tree-ssa-structalias.c (struct variable_info): Remove
902 directly_dereferenced flag.
903 (new_var_info): Do not initialize it.
904 (process_constraint_1): Do not set it.
905 (update_alias_info): Set is_dereferenced flag.
906 (set_uids_in_ptset): Use may_alias_p.
907 (set_used_smts): Check memory_tag_needed flag.
908 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
909 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
910 memory_tag_needed flag.
911 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
914 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
916 * config/i386/i386.c (ix86_compute_frame_layout): Disable
917 red zone for w64 abi.
918 (ix86_expand_prologue): Likewise.
919 (ix86_force_to_memory): Likewise.
920 (ix86_free_from_memory): Likewise.
922 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
925 * config/rs6000/rs6000.c (rs6000_override_options): Set
926 rs6000_isel conditionally to the absence of comand line override.
927 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
928 Remove duplicate rs6000_isel setting.
929 * config/rs6000/eabispe.h: Ditto.
931 2008-06-11 Richard Guenther <rguenther@suse.de>
933 * alias.c (get_alias_set): Use the element alias-set for arrays.
934 (record_component_aliases): For arrays and vectors do nothing.
935 * c-common.c (strict_aliasing_warning): Handle the cases
936 of alias set zero explicitly.
937 * Makefile.in (dfp.o-warn): Add -Wno-error.
939 2008-06-11 Joseph Myers <joseph@codesourcery.com>
941 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
943 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
944 tune_32 tune_64 to supported_defaults. Allow values not
945 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
946 x86_64. Do not override cpu_32 or cpu_64 values from target name.
947 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
948 with_cpu_64 to generic for 64-bit-supporting configurations, not
949 with_cpu. Remove FIXMEs.
950 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
951 --with-arch-64, --with-tune-32, --with-tune-64): Document.
952 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
953 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
956 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
957 Olivier Hainque <hainque@adacore.com>
959 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
960 Use DECL_SIZE_UNIT to retrieve the size of the field.
962 2008-06-11 Joseph Myers <joseph@codesourcery.com>
964 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
965 with function calls after declarations. Lay out
966 neon_float_type_node before further use.
968 2008-06-11 Richard Guenther <rguenther@suse.de>
970 * tree-flow.h (may_point_to_global_var): Declare.
971 * tree-ssa-alias.c (may_point_to_global_var): New function.
972 * tree-ssa-sink.c (is_hidden_global_store): Use it.
974 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
976 * configure.ac: Teach that fido supports .debug_line.
977 * configure: Regenerate.
979 2008-06-10 Tom Tromey <tromey@redhat.com>
981 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
984 2008-06-10 Joseph Myers <joseph@codesourcery.com>
986 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
987 (encode_decimal64, decode_decimal64, encode_decimal128,
988 decode_decimal128): Reverse order of 32-bit parts of value if host
989 and target endianness differ.
991 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
993 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
995 (tree_mod_pow2_value_transform): Likewise.
996 (tree_ic_transform): Likewise.
997 (tree_stringops_transform): Likewise.
998 (tree_mod_subtract_transform): Likewise.
999 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1000 (copy_edges_for_bb): Likewise.
1001 (initialize_cfun): Likewise.
1003 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1006 nonmemory_operand. Add "N" operand constraint.
1008 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1009 (*jcc_btsi_mask): Ditto.
1010 (*jcc_btsi_mask_1): Ditto.
1012 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1014 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1015 TYPE_CANONICAL for copied element type.
1017 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1021 Add m_CORE2 and m_GENERIC.
1022 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1023 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1025 (*jcc_btdi_rex64): New instruction and split pattern.
1027 (*jcc_btsi_1): Ditto.
1028 (*btsq): Fix Intel asm dialect operand order.
1032 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1035 * simplify-rtx.c (simplify_subreg): Add check for shift count
1038 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1040 * doc/md.texi: Synchronize with later constraints.md change.
1041 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1042 with a C implementation.
1043 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1045 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1046 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1047 when moving to and from MD_REGNUM.
1048 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1049 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1050 Handle byte and halfword moves.
1051 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1053 * config/mips/constraints.md (h): Turn into NO_REGS.
1054 (l, x): Update documentation.
1055 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1056 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1057 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1058 (HILO): New mode iterator.
1060 (any_div): New code iterator.
1061 (u): Extend code attribute to div and udiv.
1062 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1063 d_operand in the splitters. Remove redundant CONST_INT checks.
1064 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1065 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1066 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1067 accordingly, using normal moves instead of unspecs to move LO into
1068 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1069 (<u>mulsidi3): Handle expansion in C code.
1070 (<u>mulsidi3_32bit_internal): Rename to...
1071 (<u>mulsidi3_32bit): ...this.
1072 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1073 (*<u>mulsidi3_64bit): Rename to...
1074 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1075 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1076 to set LO and HI to the multiplication result. Use a normal move
1077 for MFLO and an unspec for MFHI.
1078 (*<u>mulsidi3_64bit_parts): Replace with...
1079 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1080 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1081 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1082 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1083 instead of HI. Split the instruction into a separate multiplication
1084 and MFHI if !TARGET_FIX_R4000.
1085 (<su>muldi3_highpart): Likewise.
1086 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1087 and the "=h" clobber.
1088 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1089 (<u>mulditi3): New expander.
1090 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1091 (madsi): Remove "=h" clobber.
1092 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1093 Force the modulus result to be a GPR and split the instruction into
1094 a division followed by an MFHI after reload.
1095 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1096 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1097 the MIPS16 HIGH define_split.
1098 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1099 of acc<->gpr moves to "multi".
1100 (*movdi_64bit): Replace the single "x" alternative with
1101 alternatives for moving into and out of "a".
1102 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1103 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1104 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1105 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1106 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1107 (movti): New expander.
1108 (*movti, *movti_mips16): New insns.
1109 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1110 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1111 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1112 * config/mips/predicates.md (fpr_operand): Delete.
1113 (d_operand): New predicate.
1115 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1117 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1118 failure on some Bourne shells.
1119 (x86_64-*-*): Ditto.
1121 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1123 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1125 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1127 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1128 (sparc-sun-solaris2*): Likewise.
1130 2008-06-09 Arnaud Charlet <charlet@adacore.com
1132 * doc/install.texi: Update requirements to build the Ada compiler.
1134 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1136 * df-scan.c (struct df_scan_problem_data): Remove the
1137 mw_link_pool alloc pool.
1138 (df_scan_free_internal): Don't free it.
1139 (df_scan_alloc): Don't allocate it.
1140 * df.h (struct df_link): Update comment.
1142 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1144 * except.h: Correct checks for when SJLJ exceptions must be used.
1146 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1148 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1151 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1153 PR tree-optimization/36218
1154 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1155 configure for the build system.
1156 (BUILD_LDFLAGS): Define.
1157 * configure: Regenerate.
1158 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1160 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1163 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1164 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1165 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1167 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1169 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1171 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1173 * config.gcc (Obsolete configurations): Remove list of
1175 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1176 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1177 targets matched by those patterns.
1178 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1179 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1180 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1181 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1182 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1183 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1184 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1185 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1186 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1187 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1188 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1189 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1190 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1191 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1192 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1193 Make code for Solaris 7 and greater unconditional for Solaris.
1194 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1195 Remove --with-* handling.
1196 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1197 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1198 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1199 LINK_OS_WINDISS_SPEC): Remove.
1200 * config/rs6000/sysv4.opt (mwindiss): Remove.
1201 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1202 * configure: Regenerate.
1203 * doc/cpp.texi: Don't mention BeOS.
1204 * doc/extend.texi (interrupt): Don't mention MS1.
1205 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1206 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1207 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1208 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1209 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1211 * doc/invoke.texi (MT Options): Remove.
1212 (-mwindiss): Remove.
1213 (CRIS Options): Remove cris-axis-aout references.
1214 (HPPA Options): Don't mention hppa1.1-*-pro.
1215 * doc/md.texi: (MorphoTech family): Remove.
1216 * libgcc2.c: Don't handle UWIN.
1217 * config/alpha/t-unicosmk: Remove.
1218 * config/alpha/unicosmk.h: Remove.
1219 * config/arm/kaos-arm.h: Remove.
1220 * config/arm/kaos-strongarm.h: Remove.
1221 * config/arm/strongarm-coff.h: Remove.
1222 * config/arm/strongarm-elf.h: Remove.
1223 * config/arm/strongarm-pe.h: Remove.
1224 * config/arm/t-strongarm-pe: Remove.
1225 * config/arm/t-xscale-coff: Remove.
1226 * config/arm/t-xscale-elf: Remove.
1227 * config/arm/xscale-coff.h: Remove.
1228 * config/arm/xscale-elf.h: Remove.
1229 * config/chorus.h: Remove.
1230 * config/cris/aout.h: Remove.
1231 * config/cris/aout.opt: Remove.
1232 * config/cris/t-aout: Remove.
1233 * config/i386/beos-elf.h: Remove.
1234 * config/i386/kaos-i386.h: Remove.
1235 * config/i386/ptx4-i.h: Remove.
1236 * config/i386/sco5.h: Remove.
1237 * config/i386/sco5.opt: Remove.
1238 * config/i386/sysv4-cpp.h: Remove.
1239 * config/i386/sysv5.h: Remove.
1240 * config/i386/t-beos: Remove.
1241 * config/i386/t-sco5: Remove.
1242 * config/i386/t-uwin: Remove.
1243 * config/i386/uwin.asm: Remove.
1244 * config/i386/uwin.h: Remove.
1245 * config/kaos.h: Remove.
1246 * config/mips/windiss.h: Remove.
1247 * config/mt: Remove directory.
1248 * config/pa/pa-osf.h: Remove.
1249 * config/pa/pa-pro-end.h: Remove.
1250 * config/pa/t-pro: Remove.
1251 * config/ptx4.h: Remove.
1252 * config/rs6000/beos.h: Remove.
1253 * config/rs6000/kaos-ppc.h: Remove.
1254 * config/rs6000/t-beos: Remove.
1255 * config/rs6000/windiss.h: Remove.
1256 * config/sh/kaos-sh.h: Remove.
1257 * config/sol2-6.h: Remove.
1258 * config/sparc/sol26-sld.h: Remove.
1259 * config/sparc/sysv4-only.h: Remove.
1260 * config/vax/bsd.h: Remove.
1261 * config/vax/t-memfuncs: Remove.
1262 * config/vax/ultrix.h: Remove.
1263 * config/vax/vaxv.h: Remove.
1264 * config/windiss.h: Remove.
1266 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1268 PR rtl-optimization/36438
1269 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1270 for vector shifts with constant scalar shift operands.
1272 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1274 * doc/invoke.texi: Document -march=xlr.
1275 * config/mips/xlr.md: New file.
1276 * config/mips/mips.md: Include it.
1278 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1279 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1280 (mips_rtx_cost_data): Likewise.
1282 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1284 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1285 PRE_INC and PRE_DEC cases.
1287 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1289 PR rtl-optimization/36419
1290 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1291 the emitting jump insn.
1294 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1295 is not bool, boolify the whole *expr_p and convert to the desired type.
1297 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1299 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1300 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1301 Add omp_private_outer_ref hook, add another argument to
1302 omp_clause_default_ctor hook.
1303 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1304 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1305 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1306 hook_tree_tree_tree_tree_null.
1307 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1308 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1309 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1310 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1311 * tree.def (OMP_TASK): New tree code.
1312 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1313 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1314 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1315 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1316 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1317 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1318 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1319 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1320 (OMP_DIRECTIVE_P): Add OMP_TASK.
1321 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1322 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1323 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1324 and OMP_CLAUSE_UNTIED entries.
1325 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1327 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1328 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1329 * tree-pretty-print.c (dump_omp_clause): Handle
1330 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1331 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1332 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1333 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1334 warning about unsigned iterators. Change decl/init/cond/incr
1335 arguments to TREE_VECs, check arguments for all collapsed loops.
1336 (c_finish_omp_taskwait): New function.
1337 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1339 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1340 default_function_array_conversion on init. Add par_clauses argument.
1341 If decl is present in parallel's lastprivate clause, change it to
1342 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1343 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1344 collapse count in clauses.
1345 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1346 c_parser_omp_for_loop callers.
1347 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1348 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1349 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1350 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1352 (c_parser_omp_clause_schedule): Handle schedule(auto).
1353 Include correct location in the error message.
1354 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1355 and PRAGMA_OMP_CLAUSE_UNTIED.
1356 (OMP_TASK_CLAUSE_MASK): Define.
1357 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1358 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1359 * tree-nested.c (convert_nonlocal_omp_clauses,
1360 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1361 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1362 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1363 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1365 (conver_nonlocal_reference, convert_local_reference,
1366 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1367 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1368 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1369 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1370 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1371 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1372 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1373 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1374 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1376 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1377 * c-common.h (c_finish_omp_taskwait): New prototype.
1378 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1379 * tree-parloops.c (create_parallel_loop): Create 1 entry
1380 vectors for OMP_FOR_{INIT,COND,INCR}.
1381 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1382 (make_edges): Handle OMP_TASK.
1383 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1384 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1385 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1386 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1387 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1388 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1389 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1390 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1391 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1392 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1393 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1394 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1395 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1396 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1397 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1398 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1399 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1400 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1401 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1402 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1403 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1405 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1406 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1407 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1408 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1409 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1410 original iterator is present in lastprivate clause or if
1411 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1412 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1413 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1414 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1415 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1416 if it is set, lookup var in outer contexts too. Handle
1417 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1418 to be implicitly determined firstprivate for task regions.
1419 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1420 if it is set, lookup var in outer contexts too. Set
1421 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1422 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1423 OMP_CLAUSE_UNTIED. Take region_type as last argument
1424 instead of in_parallel and in_combined_parallel.
1425 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1427 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1428 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1429 (new_omp_context): Set default_kind to
1430 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1431 (omp_region_type): New enum.
1432 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1433 fields, add region_type.
1434 (new_omp_context): Take region_type as argument instead of is_parallel
1435 and is_combined_parallel.
1436 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1437 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1438 ctx->is_combined_parallel checks.
1439 (gimplify_omp_task): New function.
1440 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1442 * omp-low.c (extract_omp_for_data): Use schedule(static)
1443 for schedule(auto). Handle pointer and unsigned iterators.
1444 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1445 Add loops argument. Extract data for collapsed OMP_FOR loops.
1446 (expand_parallel_call): Assert sched_kind isn't auto,
1447 map runtime schedule to index 3.
1448 (struct omp_for_data_loop): New type.
1449 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1450 Add loop, loops, collapse and iter_type fields.
1451 (workshare_safe_to_combine_p): Disallow combined for if
1452 iter_type is unsigned long long. Don't combine collapse > 1 loops
1453 unless all bounds and steps are constant. Adjust extract_omp_for_data
1455 (expand_omp_for_generic): Handle pointer, unsigned and long long
1456 iterators. Handle collapsed OMP_FOR loops. Adjust
1457 for struct omp_for_data changes. If libgomp function doesn't return
1458 boolean_type_node, add comparison of the return value with 0.
1459 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1460 pointer, unsigned and long long iterators. Adjust for struct
1461 omp_for_data changes.
1462 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1463 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1464 unsigned long long. Allocate loops array, pass it to
1465 extract_omp_for_data. For collapse > 1 loops use always
1466 expand_omp_for_generic.
1467 (omp_context): Add sfield_map and srecord_type fields.
1468 (is_task_ctx, lookup_sfield): New functions.
1469 (use_pointer_for_field): Use is_task_ctx helper. Change first
1470 argument's type from const_tree to tree. Clarify comment.
1471 In OMP_TASK disallow copy-in/out sharing.
1472 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1473 (install_var_field): Add mask argument. Populate both record_type
1474 and srecord_type if needed.
1475 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1477 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1478 and DECL_FIELD_OFFSET.
1479 (scan_sharing_clauses): Adjust install_var_field callers. For
1480 firstprivate clauses on explicit tasks allocate the var by value in
1481 record_type unconditionally, rather than by reference.
1482 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1483 Use is_taskreg_ctx instead of is_parallel_ctx.
1484 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1485 (create_omp_child_function_name): Add task_copy argument, use
1486 *_omp_cpyfn* names if it is true.
1487 (create_omp_child_function): Add task_copy argument, if true create
1488 *_omp_cpyfn* helper function.
1489 (scan_omp_parallel): Adjust create_omp_child_function callers.
1490 Rename parallel_nesting_level to taskreg_nesting_level.
1491 (scan_omp_task): New function.
1492 (lower_rec_input_clauses): Don't run constructors for firstprivate
1493 explicit task vars which are initialized by *_omp_cpyfn*.
1494 Pass outer var ref to omp_clause_default_ctor hook if
1495 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1496 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1497 OMP_CLAUSE_REDUCTION_INIT.
1498 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1499 avoid duplicate setting of fields. Handle
1500 OMP_CLAUSE_PRIVATE_OUTER_REF.
1501 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1502 copy-out if TREE_READONLY, only copy-in.
1503 (expand_task_copyfn): New function.
1504 (expand_task_call): New function.
1505 (struct omp_taskcopy_context): New type.
1506 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1508 (lower_omp_parallel): Rename to...
1509 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1510 Call create_task_copyfn if srecord_type is needed. Adjust
1512 (task_shared_vars): New variable.
1513 (check_omp_nesting_restrictions): Warn if work-sharing,
1514 barrier, master or ordered region is closely nested inside OMP_TASK.
1515 Add warnings for barrier if closely nested inside of work-sharing,
1516 ordered, or master region.
1517 (scan_omp_1): Call check_omp_nesting_restrictions even for
1518 GOMP_barrier calls. Rename parallel_nesting_level to
1519 taskreg_nesting_level. Handle OMP_TASK.
1520 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1521 work-sharing construct, continue looking for them on parent parallel
1523 (lower_omp_for_lastprivate): Add lastprivate clauses
1524 to the beginning of dlist rather than end. Adjust for struct
1525 omp_for_data changes.
1526 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1527 not after it. Handle collapsed OMP_FOR loops, adjust for
1528 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1529 (get_ws_args_for): Adjust extract_omp_for_data caller.
1530 (scan_omp_for): Handle collapsed OMP_FOR
1531 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1532 (lower_omp_single_simple): If libgomp function doesn't return
1533 boolean_type_node, add comparison of the return value with 0.
1534 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1535 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1536 (parallel_nesting_level): Rename to...
1537 (taskreg_nesting_level): ... this.
1538 (is_taskreg_ctx): New function.
1539 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1541 (execute_lower_omp): Rename parallel_nesting_level to
1542 taskreg_nesting_level.
1543 (expand_omp_parallel): Rename to...
1544 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1545 Call omp_task_call for OMP_TASK regions.
1546 (expand_omp): Adjust caller, handle OMP_TASK.
1547 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1549 * bitmap.c (bitmap_default_obstack_depth): New variable.
1550 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1551 if argument is NULL and bitmap_default_obstack is already initialized.
1552 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1554 * matrix-reorg.c (matrix_reorg): Likewise.
1556 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/i386.md (*indirect_jump): Macroize using P
1559 mode iterator. Remove !TARGET_64BIT from insn constraints.
1560 (*tablejump_1): Ditto.
1561 (*indirect_jump_rex64): Remove insn pattern.
1562 (*tablejump_1_rex64): Ditto.
1563 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1564 and eh_return_si insn patterns.
1566 2008-06-06 Richard Guenther <rguenther@suse.de>
1568 * tree-ssa-structalias.c (merge_smts_into): Remove.
1569 (find_what_p_points_to): Do not bother to compute the
1570 points-to set for pt_anything pointers.
1571 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1572 for pt_anything pointers is ok.
1574 2008-06-06 Jan Hubicka <jh@suse.cz>
1576 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1578 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1580 * cgraph.c: Fix typos in comments.
1581 (cgraph_availability_names): Fix string typo.
1582 * fold-const.c: Fix typos in comments.
1583 (fold_binary): Fix typo in warning.
1584 * genautomata.c: Fix typos in comments.
1585 (check_presence_pattern_sets): Fix typo in local variable.
1586 (output_description): Fix typo in output.
1587 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1588 * hwint.h: Likewise.
1589 * matrix-reorg.c (check_allocation_function): Likewise.
1590 * omega.c (smooth_weird_equations): Likewise.
1591 * auto-inc-dec.c: Fix typos in comments.
1592 * bb-reorder.c: Likewise.
1593 * builtins.c: Likewise.
1594 * c-common.c: Likewise.
1595 * c-cppbuiltin.c: Likewise.
1596 * c-parser.c: Likewise.
1597 * c-pretty-print.c: Likewise.
1598 * cfgcleanup.c: Likewise.
1599 * cfgexpand.c: Likewise.
1600 * cfghooks.c: Likewise.
1601 * cfglayout.c: Likewise.
1602 * cfgloopmanip.c: Likewise.
1603 * cgraphunit.c: Likewise.
1604 * coverage.c: Likewise.
1605 * dbxout.c: Likewise.
1606 * df-byte-scan.c: Likewise.
1607 * df-core.c: Likewise.
1608 * df-problems.c: Likewise.
1609 * df-scan.c: Likewise.
1611 * dominance.c: Likewise.
1612 * domwalk.c: Likewise.
1614 * dwarf2out.c: Likewise.
1615 * emit-rtl.c: Likewise.
1616 * et-forest.c: Likewise.
1617 * function.c: Likewise.
1618 * function.h: Likewise.
1620 * gcov-io.c: Likewise.
1623 * genattrtab.c: Likewise.
1624 * ggc-page.c: Likewise.
1625 * gimplify.c: Likewise.
1626 * gthr-lynx.h: Likewise.
1627 * haifa-sched.c: Likewise.
1628 * ipa-cp.c: Likewise.
1629 * ipa-inline.c: Likewise.
1630 * ipa-prop.h: Likewise.
1631 * ipa-pure-const.c: Likewise.
1632 * ipa-struct-reorg.c: Likewise.
1633 * ipa-struct-reorg.h: Likewise.
1634 * ipa-type-escape.c: Likewise.
1636 * loop-doloop.c: Likewise.
1637 * mips-tfile.c: Likewise.
1638 * mkmap-flat.awk: Likewise.
1639 * mkmap-symver.awk: Likewise.
1640 * modulo-sched.c: Likewise.
1641 * omp-low.c: Likewise.
1642 * optabs.c: Likewise.
1643 * optabs.h: Likewise.
1645 * passes.c: Likewise.
1646 * postreload-gcse.c: Likewise.
1647 * postreload.c: Likewise.
1648 * predict.c: Likewise.
1649 * pretty-print.h: Likewise.
1650 * profile.c: Likewise.
1651 * protoize.c: Likewise.
1652 * ra-conflict.c: Likewise.
1654 * recog.c: Likewise.
1655 * regclass.c: Likewise.
1657 * reload.c: Likewise.
1658 * rtl-error.c: Likewise.
1659 * rtlanal.c: Likewise.
1661 * sched-rgn.c: Likewise.
1664 * target.h: Likewise.
1665 * tree-dfa.c: Likewise.
1666 * tree-eh.c: Likewise.
1667 * tree-flow-inline.h: Likewise.
1668 * tree-inline.c: Likewise.
1669 * tree-into-ssa.c: Likewise.
1670 * tree-loop-distribution.c: Likewise.
1671 * tree-nested.c: Likewise.
1672 * tree-parloops.c: Likewise.
1673 * tree-pass.h: Likewise.
1674 * tree-pretty-print.c: Likewise.
1675 * tree-profile.c: Likewise.
1676 * tree-scalar-evolution.c: Likewise.
1677 * tree-sra.c: Likewise.
1678 * tree-ssa-alias-warnings.c: Likewise.
1679 * tree-ssa-ccp.c: Likewise.
1680 * tree-ssa-coalesce.c: Likewise.
1681 * tree-ssa-dom.c: Likewise.
1682 * tree-ssa-dse.c: Likewise.
1683 * tree-ssa-forwprop.c: Likewise.
1684 * tree-ssa-live.c: Likewise.
1685 * tree-ssa-live.h: Likewise.
1686 * tree-ssa-loop-im.c: Likewise.
1687 * tree-ssa-loop-ivopts.c: Likewise.
1688 * tree-ssa-loop-niter.c: Likewise.
1689 * tree-ssa-loop-prefetch.c: Likewise.
1690 * tree-ssa-phiopt.c: Likewise.
1691 * tree-ssa-phiprop.c: Likewise.
1692 * tree-ssa-sccvn.c: Likewise.
1693 * tree-ssa-ter.c: Likewise.
1694 * tree-ssa-threadupdate.c: Likewise.
1695 * tree-ssa.c: Likewise.
1696 * tree-vect-analyze.c: Likewise.
1697 * tree-vect-transform.c: Likewise.
1698 * tree-vectorizer.c: Likewise.
1699 * tree-vn.c: Likewise.
1700 * tree-vrp.c: Likewise.
1702 * tree.def: Likewise.
1704 * unwind-dw2-fde.c: Likewise.
1705 * unwind.inc: Likewise.
1706 * value-prof.c: Likewise.
1707 * vmsdbgout.c: Likewise.
1709 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1711 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1712 always place FP constants in the TOC for TARGET_POWERPC64.
1713 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1715 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1717 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1718 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1719 enable for TARGET_E500_DOUBLE.
1720 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1721 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1722 floating-point modes like integer modes for E500 double.
1723 (rs6000_legitimate_offset_address_p): Likewise.
1724 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1725 addressing for DDmode for E500 double.
1726 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1727 modes as using 64-bits of registers for E500 double.
1728 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1729 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1730 specially for E500 double.
1731 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1732 TDmode for E500 double.
1733 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1734 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1735 (rs6000_split_multireg_move): Do not handle TDmode specially for
1737 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1738 using 64-bit registers for E500 double.
1739 (emit_frame_save): Do not handle DDmode specially for E500 double.
1740 (gen_frame_mem_offset): Likewise.
1741 (rs6000_function_value): Do not call spe_build_register_parallel
1742 for DDmode or TDmode.
1743 (rs6000_libcall_value): Likewise.
1744 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1745 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1748 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1750 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1753 2008-06-04 Junjie Gu <jgu@tensilica.com>
1755 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1756 comparison for frame pointers.
1758 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1761 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1763 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1766 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1767 register is already smaller or equal to required mode.
1769 2008-06-04 Xinliang David Li <davidxl@google.com>
1771 * tree-call-cdce.c: New file.
1772 (cond_dead_built_in_calls): New static variable.
1773 (input_domain): New struct.
1774 (check_pow): New function.
1775 (check_builtin_call): Ditto.
1776 (check_target_format): Ditto.
1777 (is_call_dce_candidate): Ditto.
1778 (gen_one_condition): Ditto.
1779 (gen_conditions_for_domain): Ditto.
1780 (get_domain): Ditto.
1781 (gen_conditions_for_pow_cst_base): Ditto.
1782 (gen_conditions_for_pow_int_base): Ditto.
1783 (gen_conditions_for_pow): Ditto.
1784 (get_no_error_domain): Ditto.
1785 (gen_shrink_wrap_conditions): Ditto.
1786 (shrink_wrap_one_built_in_call): Ditto.
1787 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1788 (tree_call_cdce): Ditto.
1789 (gate_call_cdce): Ditto.
1790 (pass_call_cdce): New gimple pass.
1791 * passes.c: (init_optimization_passes): New pass.
1792 * tree-pass.h: New pass declaration.
1793 * opts.c (decode_options): New flag setting.
1794 * common.opt: Add -ftree-builtin-call-dce flag.
1795 * Makefile.in: Add new source file.
1796 * tempvar.def: New tv_id.
1797 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1799 2008-06-04 Richard Guenther <rguenther@suse.de>
1801 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1802 (is_call_clobbered): Always check var_ann->call_clobbered.
1803 (mark_call_clobbered): Always set var_ann->call_clobbered.
1804 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1805 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1806 (reset_alias_info): Clear call clobbering info on MTAGs and
1808 (set_pt_anything): Set pt_global_mem.
1809 (create_tag_raw): Adjust comment.
1810 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1812 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1813 Maxim Kuvyrkov <maxim@codesourcery.com>
1815 * config/m68k/m68k.opt (mxgot): New option.
1816 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1817 (m68k_output_addr_const_extra): New.
1818 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1819 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1820 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1821 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1823 2008-06-04 Richard Guenther <rguenther@suse.de>
1825 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1826 negative or non-representable offsets.
1828 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1830 * config/i386/i386.c (ix86_gen_leave): New.
1831 (ix86_gen_pop1): Likewise.
1832 (ix86_gen_add3): Likewise.
1833 (ix86_gen_sub3): Likewise.
1834 (ix86_gen_sub3_carry): Likewise.
1835 (ix86_gen_one_cmpl2): Likewise.
1836 (ix86_gen_monitor): Likewise.
1837 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1838 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1839 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1840 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1841 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1842 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1843 (ix86_expand_epilogue): Updated.
1844 (print_operand): Handle integer register operand for 'z'.
1845 (ix86_expand_strlensi_unroll_1): Likewise.
1846 (ix86_expand_strlen): Likewise.
1847 (ix86_expand_builtin): Likewise.
1848 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1849 mov{q}/mov{l} and add{q}/add{l}.
1851 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1853 * config/i386/i386.md (P): New mode iterator.
1854 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1855 using P mode iterator.
1856 (DFmode push_operand splitter): Ditto.
1857 (XFmode push_operand splitter): Ditto.
1858 (DFmode float_extend SFmode push_operand splitter): Ditto.
1859 (XFmode float_extend SFmode push_operand splitter): Do not generate
1860 SImode pushes for 64bit target. Macroize Dimode and SImode
1861 pushes using P mode iterator.
1862 (XFmode float_extend DFmode push_operand splitter): Ditto.
1864 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1866 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1867 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1868 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1870 (ix86_call_abi_override): Remove check for call_used_regs.
1872 2008-06-03 Richard Guenther <rguenther@suse.de>
1874 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1875 for the lhs of calls if the return type contains pointers.
1877 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1879 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1880 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1881 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1882 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1883 of cfun and DEFAULT_ABI to deceide abi mode.
1885 (REG_PARM_STACK_SPACE): Removed.
1886 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1887 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1888 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1889 (ix86_function_abi): Likewise.
1890 (ix86_function_type_abi): Likewise.
1891 (ix86_call_abi_override): Likewise.
1892 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1893 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1894 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1895 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1897 (X86_64_REGPARM_MAX): New.
1898 (X86_64_SSE_REGPARM_MAX): New.
1899 (X64_REGPARM_MAX): New.
1900 (X64_SSE_REGPARM_MAX): New.
1901 (X86_32_REGPARM_MAX): New.
1902 (X86_32_SSE_REGPARM_MAX): New.
1903 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1904 (ix86_function_regparm): Handle user calling abi.
1905 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1906 by DEFAULT_ABI versus SYSV_ABI check.
1907 (ix86_reg_parm_stack_space): New.
1908 (ix86_function_type_abi): New.
1909 (ix86_call_abi_override): New.
1910 (ix86_function_abi): New.
1911 (ix86_cfun_abi): New.
1912 (init_cumulative_args): Call abi specific initialization.
1913 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1914 (function_arg_64): Extend SSE_REGPARM_MAX check.
1915 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1916 (ix86_pass_by_reference): Likewise.
1917 (ix86_function_value_regno_p): Likewise.
1918 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1919 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1920 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1921 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1922 (setup_incoming_varargs_64): Adjust regparm for call abi.
1923 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1924 (ix86_va_start): Likewise.
1925 (ix86_gimplify_va_arg): Likewise.
1926 (ix86_expand_prologue): Likewise.
1927 (output_pic_addr_const): Likewise.
1928 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1929 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1930 (x86_output_mi_thunk): Likewise.
1931 (x86_function_profiler): Likewise.
1932 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1933 (SYSV_ABI, MS_ABI): New constants.
1935 (init_regs): Add prototype of function in regclass.c file.
1936 (OVERRIDE_ABI_FORMAT): New.
1937 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1938 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1939 (OUTGOING_REG_PARM_STACK_SPACE): New.
1940 (ix86_reg_parm_stack_space): New prototype.
1941 (CUMULATIVE_ARGS): Add call_abi member.
1942 (machine_function): Add call_abi member.
1943 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1944 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1946 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1949 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1950 (avr_builtin_setjmp_frame_value): New function.
1951 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1952 (nonlocal_goto): Define.
1954 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1956 * config/mips/mips.c (mips_emit_loadgp): Return early if
1957 there is nothing do to, otherwise emit a blockage if
1958 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1959 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1961 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1963 * configure.ac: Drop unneeded backslash ending up in config.in.
1964 * acinclude.m4: Likewise.
1965 * config.in: Regenerate.
1967 2008-05-26 Jan Hubicka <jh@suse.cz>
1969 * predict.c (maybe_hot_frequency_p): Break out of...
1970 (maybe_hot_bb_p): ... here.
1971 (maybe_hot_edge_p): New.
1972 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1973 * basic-block.h (maybe_hot_edge_p): Declare.
1975 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1977 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1978 (*cmpfp_<mode>_cc): Ditto.
1979 (*fp_jcc_8<mode>_387): Ditto.
1980 (*fop_<MODEF:mode>_2_i387): Ditto.
1981 (*fop_<MODEF:mode>_3_i387): Ditto.
1982 (*fop_xf_2_i387): Ditto.
1983 (*fop_xf_3_i387): Ditto.
1985 2008-06-02 Tomas Bily <tbily@suse.cz>
1987 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1989 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1991 * config/mips/mips.c (mips_valid_offset_p): New function.
1992 (mips_valid_lo_sum_p): Likewise.
1993 (mips_classify_address): Use them.
1994 (mips_force_address): New function.
1995 (mips_legitimize_address): Use it.
1996 * config/mips/mips.md (MOVE128): New mode iterator.
1997 (movtf): Require TARGET_64BIT. Remove empty strings.
1998 (*movtf_internal): Rename to...
1999 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2000 of "R" and use {,fp}{load,store} attributes instead of "multi".
2001 Use a separate define_split.
2002 (*movtf_mips16): New pattern.
2004 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2006 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2007 * config/mips/mips.c (mips_expand_before_return): New function.
2008 (mips_expand_epilogue): Call it.
2009 * config/mips/mips.md (return): Turn into a define_expand.
2010 (*return): New insn.
2012 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2014 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2015 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2016 functions. Do not emit uses and clobbers of CONCATs; individually
2017 use and clobber their operands.
2018 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2019 gen_clobber, emit_use and gen_use.
2020 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2021 (expand_builtin_return): Likewise.
2022 * cfgbuild.c (count_basic_blocks): Likewise.
2023 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2024 * explow.c (emit_stack_restore): Likewise.
2025 * expmed.c (extract_bit_field_1): Likewise.
2026 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2027 (emit_move_multi_word, store_constructor): Likewise.
2028 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2029 (thread_prologue_and_epilogue_insns): Likewise.
2030 * lower-subreg.c (resolve_simple_move): Likewise.
2031 * optabs.c (widen_operand, expand_binop): Likewise.
2032 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2033 * reload.c (find_reloads): Likewise.
2034 * reload1.c (eliminate_regs_in_insn): Likewise.
2035 * stmt.c (expand_nl_goto_receiver): Likewise.
2036 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2037 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2038 * config/arm/arm.c (arm_load_pic_register): Likewise.
2039 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2040 * config/arm/arm.md (untyped_return): Likewise.
2041 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2042 * config/avr/avr.c (expand_prologue): Likewise.
2043 * config/bfin/bfin.c (do_unlink): Likewise.
2044 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2045 * config/cris/cris.c (cris_expand_prologue): Likewise.
2046 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2047 (machopic_legitimize_pic_address): Likewise.
2048 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2049 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2050 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2051 (ix86_expand_convert_uns_didf_sse): Likewise.
2052 (ix86_expand_vector_init_general): Likewise.
2053 * config/ia64/ia64.md (eh_epilogue): Likewise.
2054 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2055 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2056 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2057 (config/iq2000/iq2000.c): Likewise.
2058 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2059 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2060 (builtin_longjmp): Likewise.
2061 * config/mn10300/mn10300.md (call, call_value): Likewise.
2062 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2063 * config/pdp11/pdp11.md (abshi2): Likewise.
2064 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2065 * config/s390/s390.c (s390_emit_prologue): Likewise.
2066 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2067 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2068 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2069 * config/sh/sh.c (prepare_move_operands): Likewise.
2070 (output_stack_adjust, sh_expand_epilogue): Likewise.
2071 (sh_set_return_address, sh_expand_t_scc): Likewise.
2072 * config/sparc/sparc.c (load_pic_register): Likewise.
2073 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2074 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2075 * config/v850/v850.c (expand_epilogue): Likewise.
2077 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2079 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2080 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2081 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2082 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2083 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2084 stack pointer register.
2085 (output_movhi): Remove code for interrupt specific writing to the
2086 stack pointer register.
2088 2008-05-31 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/34244
2091 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2092 (tree_expr_nonzero_warnv_p): Likewise.
2093 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2094 ssa_name_nonnegative_p.
2095 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2096 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2097 not tree_expr_nonzero_warnv_p.
2099 PR tree-optimization/36262
2101 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2103 PR tree-optimization/34244
2104 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2105 (record_numbers_of_iterations): New function.
2106 (execute_vrp): Cache the numbers of iterations of loops.
2107 * tree-scalar-evolution.c (scev_reset_except_niters):
2109 (scev_reset): Use scev_reset_except_niters.
2110 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2112 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2115 __WORKAROUND_RETS when appropriate.
2117 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2120 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2122 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2123 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2124 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2125 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2126 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2127 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2128 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2129 *fop_df_1_sse insn patterns using MODEF mode iterator.
2130 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2131 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2132 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2133 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2134 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2135 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2136 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2137 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2138 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2139 (*fop_xf_5_i387): Ditto.
2140 (*fop_xf_6_i387): Ditto.
2142 2008-05-30 Richard Guenther <rguenther@suse.de>
2144 * builtins.c (build_string_literal): Avoid generating
2145 a non-gimple_val result.
2147 2008-05-30 DJ Delorie <dj@redhat.com>
2149 * exec-tool.in: Use an environment variable (private) instead of a
2150 file (shared) as a semaphore, so as to not break parallel builds.
2152 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2154 * optabs.c (maybe_encapsulate_block): Remove.
2155 (emit_libcall_block): Adjust accordingly.
2156 * optabs.h (maybe_encapsulate_block): Remove prototype.
2158 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2159 Don't use maybe_encapsulate_block.
2161 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2163 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2164 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2165 rtx is a SYMBOL_REF before calling get_pool_constant.
2167 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2169 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2171 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2173 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2174 rather than OS names to choose INO_T_EQ definition.
2175 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2176 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2178 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2181 * config/darwin-f.c: New.
2182 * config/t-darwin: Added rule to build darwin-f.o.
2183 * config.gcc: Defined new variable, fortran_target_objs.
2184 (*-*-darwin*): Set fortran_target_objs.
2185 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2186 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2187 * configure: Regenerated.
2189 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2192 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2193 canonical type if needed.
2195 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2197 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2199 2008-05-29 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/36343
2202 PR tree-optimization/36346
2203 PR tree-optimization/36347
2204 * tree-flow.h (clobber_what_p_points_to): Declare.
2205 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2206 pointed-to variable is dereferenced is irrelevant to whether
2207 the pointer can access the pointed-to variable.
2208 (clobber_what_p_points_to): New function.
2209 * tree-ssa-alias.c (set_initial_properties): Use it.
2210 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2211 call clobber check for NMTs.
2213 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2215 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2216 for printing gcov_type.
2218 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2220 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2221 and the eh region information.
2222 * value-prof.c (gimple_move_stmt_histograms): New function.
2223 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2225 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2227 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2229 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2231 * value-prof.c (tree_ic_transform): Print counts.
2232 * tree-profile.c (tree_gen_ic_func_profiler):
2233 Clear __gcov_indreict_call_callee variable to avoid misattribution
2236 2008-05-28 Rafael Espindola <espindola@google.com>
2238 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2241 2008-05-28 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/36339
2244 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2245 and clobbering code out of the loop.
2247 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2249 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2252 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2253 s390_contiguous_bitmask_p, s390_symref_operand_p,
2254 s390_check_symref_alignment, s390_reload_larl_operand,
2255 s390_reload_symref_address): New functions.
2256 (s390_branch_condition_mnemonic): Support compare and branch
2258 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2259 and 'W' constraints.
2260 (s390_secondary_reload): Add secondary reloads for unaligned
2261 symbol refs or symbol refs to floating point or QI/TI mode
2263 (legitimate_address_p): Accept symbol references as addresses.
2264 (s390_expand_insv): Use rotate and insert selected bits
2265 instruction for insv when building for z10.
2266 (print_operand_address): Handle symbol ref addresses.
2267 (print_operand): Output modifier 'c' added for signed byte values.
2268 (s390_encode_section_info): Mark symbol refs with
2269 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2271 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2272 (length attribute): RRF, RRR have 4 byte length.
2273 (FPALL, INTALL): New mode iterators added.
2274 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2275 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2276 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2277 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2278 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2279 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2280 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2281 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2283 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2284 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2285 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2286 reload<INTALL:mode><P:mode>_toreg_z10,
2287 reload<FPALL:mode><P:mode>_tomem_z10,
2288 reload<FPALL:mode><P:mode>_toreg_z10,
2289 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2290 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2291 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2292 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2294 (movmem, clrmem, cmpmem): New splitters added.
2296 * config/s390/predicates.md (larl_operand): Use
2297 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2298 SYMBOL_REF_ALIGN1_P.
2299 (s390_signed_integer_comparison,
2300 s390_unsigned_integer_comparison): New predicates.
2302 * config/s390/s390-protos.h (s390_check_symref_alignment,
2303 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2304 s390_reload_symref_address,
2305 s390_compare_and_branch_condition_mask): Prototypes added.
2307 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2308 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2309 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2311 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2313 * config/s390/s390.c (z10_cost): New cost function for z10.
2314 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2315 (s390_issue_rate): Adjust issue rate for z10.
2316 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2317 (processor_flags): Add PF_Z10.
2318 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2319 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2320 * gcc/config.gcc: Add z10.
2322 2008-05-28 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/36291
2325 * tree-flow. h (struct gimple_df): Remove var_anns member.
2326 * tree-flow-inline.h (gimple_var_anns): Remove.
2327 (var_ann): Simplify.
2328 * tree-dfa.c (create_var_ann): Simplify.
2329 (remove_referenced_var): Clear alias info from var_anns of globals.
2330 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2331 (delete_tree_ssa): Clear alias info from var_anns of globals.
2332 Do not free var_anns.
2333 (var_ann_eq): Remove.
2334 (var_ann_hash): Likewise.
2336 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2338 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2339 and loongson2f entries.
2340 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2341 * config/mips/mips.h (processor_type): Add Loongson-2E
2342 and Loongson-2F entries.
2343 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2344 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2345 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2346 * doc/invoke.texi (MIPS Options): Document loongson2e
2347 and loongson2f processor names.
2349 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2353 * config/i386/i386.c (ix86_function_arg_boundary): Use
2354 alignment of canonical type.
2355 (ix86_expand_vector_move): Check unaligned memory access for
2358 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2360 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2361 Moved to the front of file.
2363 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2364 H.J. Lu <hongjiu.lu@intel.com>
2366 * dwarf2out.c (current_fde): New.
2368 (lookup_cfa:): Likewise.
2369 (dwarf2out_end_epilogue): Likewise.
2370 (dwarf2out_note_section_used): Likewise.
2372 2008-05-27 Michael Matz <matz@suse.de>
2375 * c.opt (Wenum-compare): New warning option.
2376 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2378 2008-05-27 Michael Matz <matz@suse.de>
2381 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2383 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2384 into memory as tail calls.
2386 2008-05-27 Richard Guenther <rguenther@suse.de>
2388 PR tree-optimization/36339
2389 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2390 pointers cause all addressable variables to be call clobbered.
2392 2008-05-27 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/36245
2395 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2397 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2399 * config/s390/s390.md: Replace all occurences of the 'm'
2400 constraint with 'RT'.
2402 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2404 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2406 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2408 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2409 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2410 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2412 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2414 * reload.c: (find_reloads): Skip alternatives according to the
2415 "enabled" attribute. Constify the constraint variable.
2416 * recog.c (get_attr_enabled): Add default implementation.
2417 (extract_insn): Set the alternative_enabled_p array
2418 in the recog_data struct.
2419 (preprocess_constraints, constrain_operands): Skip
2420 alternatives according to the "enabled" attribute
2421 * recog.h (struct recog_data): New field alternative_enabled_p.
2422 (skip_alternative): New inline function.
2423 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2424 (record_reg_classes): Skip alternative according to the
2425 "enabled" attribute.
2427 * doc/md.texi: Add documention for the "enabled" attribute.
2429 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2431 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2432 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2433 constraint with TARGET_MEM_CONSTRAINT.
2434 * recog.c (asm_operand_ok, preprocess_constraints,
2435 constrain_operands): Likewise.
2436 * regclass.c (record_reg_classes): Likewise.
2437 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2438 * reload1.c (maybe_fix_stack_asms): Likewise.
2439 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2440 * recog.h: Adjust comment.
2441 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2442 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2443 * doc/md.texi: Add a note to description of 'm' constraint.
2444 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2446 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2448 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2449 that the bitfield is of integral type before testing its precision.
2451 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2452 Sa Liu <saliu@de.ibm.com>
2454 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2455 __modti3, __udivti3, __umodti3 and __udivmodti4.
2456 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2457 that implement TImode mul and div functions.
2458 * config/spu/multi3.c: New. Implement __multi3.
2459 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2460 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2463 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2465 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2466 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2467 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2468 tls_sysv_suffix): New mode and mode attribute iterators.
2469 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2470 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2471 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2472 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2473 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2476 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2478 PR tree-optimization/36329
2479 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2480 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2481 * cgraphbuild.c (initialize_inline_failed): Use the latter
2482 macro in lieu of the former.
2483 * ipa-inline.c (cgraph_mark_inline): Likewise.
2484 (cgraph_decide_inlining_of_small_function): Likewise.
2485 (cgraph_decide_inlining): Likewise.
2486 (cgraph_decide_inlining_incrementally): Likewise.
2488 2008-05-26 Tristan Gingold <gingold@adacore.com>
2489 Anatoly Sokolov <aesok@post.ru>
2491 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2492 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2493 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2494 optimization for 'avr6' architecture.
2496 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2499 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2501 2008-05-26 Richard Guenther <rguenther@suse.de>
2503 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2504 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2506 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2509 * caller-save.c (insert_restore): Verify alignment of spill space.
2510 (insert_save): Likewise.
2511 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2512 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2513 (STACK_SLOT_ALIGNMENT): Likewise.
2514 * function.c (LOCAL_ALIGNMENT): Removed.
2515 (get_stack_local_alignment): New.
2516 (assign_stack_local): Use it. Set alignment on stack slot.
2517 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2518 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2519 (STACK_SLOT_ALIGNMENT): New.
2520 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2521 stack slot in XFmode.
2523 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2525 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2528 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2529 argument operand in rax isn't removed.
2531 2008-05-26 Richard Guenther <rguenther@suse.de>
2534 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2535 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2537 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2540 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2542 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2544 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2545 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2547 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2549 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2550 build a trampoline if we don't want one.
2551 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2552 return zero for nested functions if we don't want a trampoline.
2554 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2556 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2558 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2561 * c.opt: Removed undocumented option '-lang-fortran'.
2562 * c-common.h: Removed global variable 'lang_fortran'.
2563 * c-opts.c (c_common_handle_option): Removed code to handle
2564 option '-lang-fortran'. Updated includes.
2565 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2566 definition of '__GFORTRAN__'.
2567 (define__GNUC__): Reimplemented to use BASEVER and
2568 cpp_define_formatted.
2569 (builtin_define_with_value_n): Removed.
2570 * c-incpath.h: Renamed to ...
2571 * incpath.h: ... this.
2572 * c-incpath.c: Renamed to ...
2573 * incpath.c: ... this. Updated includes.
2574 * fix-header.c: Updated includes.
2575 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2576 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2577 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2579 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2581 * tree.h: Update the table of flags used on tree nodes.
2582 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2583 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2584 (FORCED_LABEL): Add access check.
2585 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2586 (ASM_INPUT_P): Likewise.
2587 (ASM_VOLATILE_P): Likewise.
2588 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2589 (OMP_SECTION_LAST): Access private_flag directly.
2590 (OMP_RETURN_NOWAIT): Likewise.
2591 (OMP_PARALLEL_COMBINED): Likewise.
2592 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2593 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2594 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2595 deprecated_flag directly.
2597 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2599 * final.c (frame_pointer_needed): Removed.
2600 * flags.h (frame_pointer_needed): Likewise.
2602 * function.h (rtl_data): Add frame_pointer_needed.
2603 (frame_pointer_needed): New.
2605 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2607 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2609 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2611 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2614 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2616 * c-common.c (strip_array_types): Move function to..
2618 (get_inner_array_type): Delete.
2619 * c-common.h (strip_array_types): Move declaration to..
2621 (get_inner_array_type): Delete.
2622 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2623 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2624 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2625 * config/pa/pa.c (emit_move_sequence): Likewise.
2627 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2629 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2632 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2634 * function.c: Include target hook for nonlocal_goto frame value.
2636 2008-05-24 Richard Guenther <rguenther@suse.de>
2638 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2639 variable can be only accessed through a pointer or a union.
2641 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2643 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2644 * doc/extend.texi: Likewise.
2646 2008-05-23 DJ Delorie <dj@redhat.com>
2648 * config/m32c/jump.md (untyped_call): Add.
2650 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2652 (m32c_address_cost): Detail costs for indirect offsets.
2654 2008-05-23 Rafael Espindola <espindola@google.com>
2656 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2657 if a node is a SUBREG.
2658 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2661 2008-05-23 Paul Brook <paul@codesourcery.com>
2662 Carlos O'Donell <carlos@codesourcery.com>
2664 * doc/extend.texi: Clarify use of __attribute__((naked)).
2665 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2666 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2667 * function.c (use_register_for_decl): Use
2668 targetm.calls.allocate_stack_slots_for_args.
2669 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2670 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2671 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2673 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2675 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2677 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2679 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2680 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2681 is only rounded once.
2683 2008-05-23 Richard Guenther <rguenther@suse.de>
2685 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2687 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2688 Jakub Jelinek <jakub@redhat.com>
2691 * configure.ac: Handle --enable-cld.
2692 * configure: Regenerated.
2693 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2694 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2695 (ix86_current_function_needs_cld): New define.
2696 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2697 (cld): New isns pattern.
2698 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2699 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2700 * config/i386/i386.opt (mcld): New option.
2701 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2702 TARGET_CLD and ix86_current_function_needs_cld.
2703 (override_options): Use -mcld by default for 32-bit code if
2706 * doc/install.texi (Options specification): Document --enable-cld.
2707 * doc/invoke.texi (Machine Dependent Options)
2708 [i386 and x86-64 Options]: Add -mcld option.
2709 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2711 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2712 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2713 (return_in_memory_64): Likewise.
2714 (return_in_memory_ms_64): Likewise.
2716 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2718 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2719 * builtins.c (fold_builtin_fpclassify): New.
2720 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2721 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2722 * c-common.c (handle_type_generic_attribute): Adjust to accept
2723 fixed arguments before an elipsis.
2724 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2725 * doc/extend.texi: Document __builtin_fpclassify.
2727 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2729 * omp-low.c (gate_expand_omp_ssa): Remove.
2730 (pass_expand_omp_ssa): Remove.
2731 (gate_expand_omp): Do not check for flag_openmp_ssa.
2732 * common.opt (-fopenmp-ssa): Remove.
2733 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2735 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2737 * config/sh/sh.opt (mfixed-range): New option.
2738 * config/sh/sh-protos.h (sh_fix_range): Declare.
2739 * config/sh/sh.c (sh_fix_range): New function.
2740 * config/sh/sh.h (sh_fixed_range_str): Declare.
2741 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2743 * doc/invoke.texi (SH Options): Document -mfixed-range.
2745 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2747 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2748 it before the redeclaration.
2750 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2752 * config/avr/avr.c (get_sequence_length): Add new function.
2753 (expand_prologue, expand_epilogue): Remove duplicate code.
2755 2008-05-22 Rafael Espindola <espindola@google.com>
2757 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2760 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2762 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2763 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2765 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2766 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2767 (vect_update_misalignment_for_peel): Likewise.
2768 (vector_alignment_reachable_p): Likewise.
2769 * tree-vect-transform.c (vectorizable_load): Likewise.
2770 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2771 (get_vectype_for_scalar_type): Pass mode of scalar_type
2772 to UNITS_PER_SIMD_WORD.
2774 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2775 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2776 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2777 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2778 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2780 2008-05-22 Ira Rosen <irar@il.ibm.com>
2782 PR tree-optimization/36293
2783 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2784 if the first load must be skipped because of a gap.
2786 2008-05-22 Richard Guenther <rguenther@suse.de>
2788 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2789 more cases of offset disambiguation that is possible if
2790 strict-aliasing rules apply.
2791 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2792 for basic offset and type-based disambiguation.
2794 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2796 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2797 ix86_expand_vector_set on V16QImode for SSE4.1.
2799 2008-05-21 Tom Tromey <tromey@redhat.com>
2801 * c.opt (Wimport): Mark as undocumented.
2802 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2804 (Warning Options): Likewise.
2805 * doc/cppopts.texi: Don't mention -Wimport.
2807 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2809 PR tree-optimization/36287
2810 PR tree-optimization/36286
2811 * lambda-code.c (build_access_matrix): Do not use the loop->num
2812 for computing the number of induction variables: use the loop depth
2815 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2818 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2819 option -f(no-)leading-underscore.
2821 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2823 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2824 GET_MODE_NUNITS (mode).
2826 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2828 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2829 (-mmulhw): Add 464 to description.
2830 (-mdlmzb): Likewise.
2831 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2832 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2834 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2835 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2836 * config/rs6000/rs6000.md: Update comments for 464.
2838 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2840 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2842 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2844 * config/i386/sse.md (vec_extractv4sf): Removed.
2845 (vec_extractv2df): Likewise.
2846 (vec_extractv2di): Likewise.
2847 (vec_extractv4si): Likewise.
2848 (vec_extractv8hi): Likewise.
2849 (vec_extractv16qi): Likewise.
2850 (vec_extract<mode>): New.
2852 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2854 * config/i386/sse.md (vec_setv4sf): Removed.
2855 (vec_setv2df): Likewise.
2856 (vec_setv2di): Likewise.
2857 (vec_setv4si): Likewise.
2858 (vec_setv8hi): Likewise.
2859 (vec_setv16qi): Likewise.
2860 (vec_set<mode>): New.
2862 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2864 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2865 goto for vec_concat and vec_interleave.
2867 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/sse.md (vec_initv4sf): Removed.
2870 (vec_initv2df): Likewise.
2871 (vec_initv2di): Likewise.
2872 (vec_initv4si): Likewise.
2873 (vec_initv8hi): Likewise.
2874 (vec_initv16qi): Likewise.
2875 (vec_init<mode>): New.
2877 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2879 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2881 2008-05-21 Tom Tromey <tromey@redhat.com>
2883 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2884 (zone_find_object_offset): Likewise.
2885 (gt_ggc_m_S): Likewise.
2886 (highest_bit): Likewise.
2887 * ggc-page.c (gt_ggc_m_S): New function.
2888 * stringpool.c (string_stack): Remove.
2889 (init_stringpool): Update.
2890 (ggc_alloc_string): Use ggc_alloc.
2891 (maybe_delete_ident): New function.
2892 (ggc_purge_stringpool): Likewise.
2893 (gt_ggc_m_S): Remove.
2894 * ggc-common.c (ggc_protect_identifiers): New global.
2895 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2896 ggc_protect_identifiers.
2897 * ggc.h (ggc_protect_identifiers): Declare.
2898 (gt_ggc_m_S): Update.
2899 (ggc_purge_stringpool): Declare.
2900 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2901 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2903 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2905 2008-05-21 David S. Miller <davem@davemloft.net>
2907 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2910 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2912 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2915 2008-05-20 David Daney <ddaney@avtrex.com>
2917 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2918 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2919 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2920 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2921 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2922 (atomic_hiqi_op): New define_code_iterator.
2923 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2924 mips_expand_compare_and_swap_12.
2925 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2926 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2927 (sync_<optab><mode>, sync_old_<optab><mode>,
2928 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2929 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2930 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2931 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2932 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2933 (test_and_set_12): New insn.
2934 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2935 sync_new_<optab><mode>, sync_old_nand<mode>,
2936 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2937 clobber to operand 0 for SI and DI mode insns.
2938 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2939 mips_gen_fn_4): New typedefs.
2940 (mips_gen_fn_ptrs): Define new union type.
2941 (mips_expand_compare_and_swap_12): Remove declaration.
2942 (mips_expand_atomic_qihi): Declare function.
2943 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2944 (mips_expand_atomic_qihi): ... this. Use new generator function
2946 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2947 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2948 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2949 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2950 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2951 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2952 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2953 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2954 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2955 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2958 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2963 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2965 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2966 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2967 (avr_attribute_table): Add 'OS_main' function attribute.
2968 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2969 functions with 'OS_main' attribute.
2971 2008-05-20 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/35204
2974 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2975 helper, split out from ...
2976 (DFS): ... here. Make the DFS walk non-recursive.
2978 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2979 Jan Sjodin <jan.sjodin@amd.com>
2981 PR tree-optimization/36181
2982 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2983 (parallelize_loops): Don't parallelize when the loop has vector
2986 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2987 Sebastian Pop <sebastian.pop@amd.com>
2989 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2990 matrix, and never look at the tree representation of the memory
2992 (linear_transform_loops): Computes parameters and access matrices.
2993 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2995 (access_matrix_get_index_for_parameter): New.
2996 * tree-data-ref.h (struct access_matrix): New.
2997 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2998 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2999 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3000 am_vector_index_for_loop): New.
3001 (struct data_reference): Add field access_matrix.
3002 (DR_ACCESS_MATRIX): New.
3003 (compute_data_dependences_for_loop): Update declaration.
3004 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3005 * lambda.h (lambda_vector_vec_p): Declared.
3006 * lambda-code.c: Depend on pointer-set.h.
3007 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3008 av_for_af_base, av_for_af, build_access_matrix,
3009 lambda_compute_access_matrices): New.
3010 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3012 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3014 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3017 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3018 Sebastian Pop <sebastian.pop@amd.com>
3020 PR tree-optimization/36206
3021 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3023 (instantiate_scev_1): Rename flags to fold_conversions.
3024 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3025 outeside instantiation_loop.
3026 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3027 (evolution_function_is_affine_or_constant_p): Removed.
3028 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3030 (analyze_siv_subscript): Pass in the loop nest number.
3031 Call evolution_function_is_affine_in_loop instead of
3032 evolution_function_is_affine_p.
3033 (analyze_overlapping_iterations): Pass in the loop nest number.
3035 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3036 Sebastian Pop <sebastian.pop@amd.com>
3038 PR tree-optimization/36206
3039 * tree-chrec.h (chrec_fold_op): New.
3040 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3043 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3045 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3047 (remove_duplicates): Do not set inode on non-inode systems.
3050 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3052 * config.gcc (tm_file): Update comments about relative pathnames.
3054 2008-05-20 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3057 * tree-ssa-sccvn.c (process_scc): Likewise.
3058 * tree-ssa-sink.c (execute_sink_code): Likewise.
3059 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3060 * tree-vrp.c (process_assert_insertions): Likewise.
3061 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3062 (perform_tree_ssa_dce): Likewise.
3063 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3064 (dump_dominator_optimization_stats): Likewise.
3065 * tree-vectorizer.c (vectorize_loops): Likewise.
3067 2008-05-20 Richard Guenther <rguenther@suse.de>
3069 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3071 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3073 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3074 (ix86_i386elf_return_in_memory): Likewise.
3075 (ix86_i386interix_return_in_memory): Likewise.
3076 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3077 (SUBTARGET_RETURN_IN_MEMORY): New.
3078 * config/i386/i386elf.h: Likewise.
3079 * config/i386/ptx4-i.h: Likewise.
3080 * config/i386/sol2-10.h: Likewise.
3081 * config/i386/sysv4.h: Likewise.
3082 * config/i386/vx-common.h: Likewise.
3083 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3084 * config/i386/i386.c (ix86_return_in_memory): Made static and
3085 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3086 (ix86_i386elf_return_in_memory): Removed.
3087 (ix86_i386interix_return_in_memory): Removed.
3088 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3089 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3091 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3093 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3095 2008-05-19 Xinliang David Li <davidxl@google.com>
3097 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3099 * common.opt: Ditto.
3100 * doc/invoke.texi: Ditto.
3102 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3104 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3105 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3107 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3109 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3110 sizes of operand array from 8/4 to 4/2.
3111 (ix86_expand_vector_init_general): Change size of operand array
3112 from 32 to 16. Remove op0, op1 and half_mode.
3114 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3116 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3117 (ix86_expand_vector_init_interleave): Likewise.
3118 (ix86_expand_vector_init_general): Use them. Assert
3119 word_mode == SImode when n_words == 4.
3121 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.c (ix86_secondary_reload): New static function.
3124 (TARGET_SECONDARY_RELOAD): New define.
3125 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3126 * config/i386/i386.md (reload_outqi): Remove.
3128 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3131 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3132 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3133 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3134 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3135 (fold_builtin_1): Likewise.
3136 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3137 c-common.c (check_builtin_function_arguments): Handle
3138 BUILT_IN_ISINF_SIGN.
3139 * doc/extend.texi: Document __builtin_isinf_sign.
3140 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3142 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3144 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3145 EH cleanup at the end of the pass, search for those that have been
3146 turned into forwarder blocks and do the cleanup on their successor.
3148 2008-05-18 Richard Guenther <rguenther@suse.de>
3150 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3151 pointers to sizetype and vice versa.
3153 2008-05-18 Xinliang David Li <davidxl@google.com>
3155 * gcc/tree-ssa-dce.c: Coding style fix.
3156 (check_pow): Documentation comment.
3157 (check_log): Documenation comment. Coding style fix.
3158 (is_unnecessary_except_errno_call): Ditto.
3159 (gen_conditions_for_pow): Ditto.
3160 (gen_conditions_for_log): Ditto.
3161 (gen_shrink_wrap_conditions): Ditto.
3162 (shrink_wrap_one_built_in_calls): Ditto.
3163 * gcc/doc/invoke.texi: Better documentation string.
3164 * ChangeLog: Fix wrong change log entries from
3165 May 17 checkin on function call DCE.
3167 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3169 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3171 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3173 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3174 * df-problems.c (simulation routines): Fixed block comment to
3175 properly say how to add forwards scanning functions.
3177 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3179 * tree-inline.c (setup_one_parameter): Remove dead code.
3181 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3183 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3184 a BIT_AND_EXPR only for an INTEGER_TYPE.
3186 2008-05-17 Xinliang David Li <davidxl@google.com>
3188 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3189 (check_pow, check_log, is_unnecessary_except_errno_call): New
3190 functions to check for eliminating math functions that are pure
3191 except for setting errno.
3192 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3193 general condition expressions for shrink-wrapping pow/log calls.
3194 (gen_shrink_wrap_conditions): Ditto.
3195 (shrink_wrap_one_built_in_call): Ditto.
3196 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3197 (mark_operand_necessary): If debugging, output if OP is necessary.
3198 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3200 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3202 * gcc/common.opt: New user flag -ftree-builtin-dce.
3203 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3205 2008-05-16 David S. Miller <davem@davemloft.net>
3207 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3208 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3210 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3215 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3217 * ifcvt.c (dead_or_predicable): Rename
3218 df_simulate_one_insn_backwards to df_simulate_one_insn.
3219 * recog.c (peephole2_optimize): Ditto.
3220 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3222 * df.h: Rename df_simulate_one_insn_backwards to
3223 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3224 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3225 scanning of defs and uses.
3226 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3227 (df_simulate_one_insn_forwards): Removed.
3229 2008-05-16 Doug Kwan <dougkwan@google.com>
3231 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3233 (real_from_string): Handle NaNs and Inf as approriate.
3235 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3237 * doc/gty.texi (Source Files Containing Type Information): Note
3238 that headers should appear first in the gtfiles list.
3240 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3242 * tree.def (COND_EXEC): Properly documented this code.
3244 2008-05-16 Diego Novillo <dnovillo@google.com>
3246 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3247 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3250 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3252 * tree-ssa-dse (max_stmt_uid): Removed.
3253 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3254 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3255 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3256 * function.h (cfun.last_stmt_uid): New field.
3257 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3258 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3260 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3261 (create_stmt_ann): Initialize the ann->uid field.
3262 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3264 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3266 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3268 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3269 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3270 (init_empty_tree_cfg): Call it.
3272 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3274 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3277 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3279 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3280 * tree-dump.c (dump_options): New verbose option.
3281 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3283 * tree-pass.h (TDF_VERBOSE): New dump flag.
3284 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3285 (tree-flow.h): Added include.
3286 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3288 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3290 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3292 From Jie Zhang <jie.zhang@analog.com>
3293 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3294 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3295 mcpu=bf561-none and mcpu=bf561-0.2.
3296 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3297 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3298 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3299 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3300 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3301 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3302 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3304 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3305 (cputype_selected): Remove.
3306 (bfin_handle_option): Don't use cputype_selected.
3307 (override_options): When no mcpu option, enable all workarounds.
3308 Don't use bfin_workarounds.
3309 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3311 (DEFAULT_CPU_TYPE): Don't define.
3313 2008-05-16 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3316 on deletion of the last stmt.
3318 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3320 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3321 V8HImode for SSE2 and V16QImode for SSE4.1.
3323 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3325 * cgraph.h (compute_inline_parameters): Made public.
3326 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3327 variable_generate_summary, function_write_summary,
3328 variable_write_summary, variable_read_summary. Added generate_summary,
3329 write_summary, read_summary.
3330 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3331 pass_ipa_inline.function_generate_summary, to
3332 compute_inline_parameters.
3333 * ipa-inline.c (compute_inline_parameters): Made public and added
3335 (compute_inline_parameters_for_current): New function.
3336 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3337 (inline_generate_summary): Removed parameter and made to loop over
3339 (pass_ipa_inline): Updated for new IPA_PASS structure.
3340 * passes.c (execute_ipa_summary_passes): Now is called once per
3341 pass rather than once per node*pass.
3343 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3345 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3346 avr_have_mul_p, avr_asm_only_p): Remove variables.
3347 (avr_override_options): Remove initialization of removed variables.
3348 (avr_file_start): Convert removed variables to fields of
3349 'struct base_arch_s *avr_current_arch'.
3350 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3351 (AVR_HAVE_MUL): (Ditto.).
3352 (AVR_HAVE_MOVW): (Ditto.).
3353 (AVR_HAVE_LPMX): (Ditto.).
3354 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3355 avr_asm_only_p): Remove declaration.
3357 2008-05-15 Diego Novillo <dnovillo@google.com>
3359 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3360 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3362 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3365 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3366 Don't call record_truncated_value from here.
3367 (record_truncated_value): Turn it into a for_each_rtx callback.
3368 (record_truncated_values): New function.
3369 (combine_instructions): Call note_uses with record_truncated_values.
3370 Change name of check_conversion to check_promoted_subreg.
3372 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3374 * doc/sourcebuild.texi: Document support for torture tests.
3376 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3379 to alternative 4 of operand 2.
3381 2008-05-15 Richard Guenther <rguenther@suse.de>
3383 * tree-pass.h (current_pass): Declare.
3384 (get_pass_for_id): Likewise.
3385 * passes.c (passes_by_id, passes_by_id_size): New globals.
3386 (set_pass_for_id): New function.
3387 (get_pass_for_id): Likewise.
3388 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3389 (execute_function_todo): Flush per function statistics.
3390 * toplev.c (compile_file): Init statistics.
3391 (general_init): Do early statistics initialization.
3392 (finalize): Finish statistics.
3393 * statistics.h (statistics_early_init): Declare.
3394 (statistics_init): Likewise.
3395 (statistics_fini): Likewise.
3396 (statistics_fini_pass): Likewise.
3397 (statistics_counter_event): Likewise.
3398 (statistics_histogram_event): Likewise.
3399 * statistics.c: New file.
3400 * Makefile.in (OBJS-common): Add statistics.o.
3401 (statistics.o): Add dependencies.
3402 * doc/invoke.texi (-fdump-statistics): Document.
3404 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3406 (execute_pre): Use statistics_counter_event.
3407 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3408 (substitute_and_fold): Increment it. Use statistics_counter_event.
3410 2008-05-15 Diego Novillo <dnovillo@google.com>
3412 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3414 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3415 * tree-ssa-alias.c (new_type_alias): Remove references to
3416 sub-variables from comment.
3417 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3419 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3421 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3422 attribute to 1 only for insertps alternative.
3424 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3426 * config/bfin/bfin.md (loadbytes): New pattern.
3427 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3428 (bfin_init_builtins): Initialize it.
3429 (bdesc_1arg): Add it.
3431 2008-05-15 Sa Liu <saliu@de.ibm.com>
3433 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3434 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3435 * testsuite/lib/target-supports.exp: Add
3436 check_effective_target_fortran_integer_16.
3438 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3440 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3441 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3442 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3443 (TARGET_RETURN_IN_MEMORY): Define.
3445 2008-05-15 Richard Guenther <rguenther@suse.de>
3448 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3449 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3450 represent unmodifiable vars.
3452 2008-05-15 Richard Guenther <rguenther@suse.de>
3454 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3455 INDIRECT_REF and TARGET_MEM_REF.
3456 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3459 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3460 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3463 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3464 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3465 insn alternatives. Add missing alternatives.
3466 (*vec_concatv2di_rex64_sse4_1): Likewise.
3467 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3468 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3471 2008-05-15 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/36009
3474 PR tree-optimization/36204
3475 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3476 (determine_invariantness_stmt): Record the loop a store is
3478 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3481 2008-05-15 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/34330
3484 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3485 through the pointer will alias the SMT.
3487 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3489 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3491 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3493 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3495 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3496 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3498 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3499 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3500 (vashl_optab): New optab for vector/vector shifts.
3501 (vashr_optab): Ditto.
3502 (vlshr_optab): Ditto.
3503 (vrotl_optab): Ditto.
3504 (vrotr_optab): Ditto.
3505 (optab_subtype): New enum for optab_for_tree_code call.
3506 (optab_for_tree_code): Add enum optab_subtype argument.
3508 * optabs.c (optab_for_tree_code): Take an additional argument to
3509 distinguish between a vector shift by a scalar and vector shift by
3510 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3511 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3512 vector shift by a vector.
3513 (expand_widen_pattern_expr): Pass additional argument to
3514 optab_for_tree_code.
3516 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3517 vrotl_optab, vrotr_optab.
3519 * expr.c (expand_expr_real_1): Update calls to
3520 optab_for_tree_code to distinguish between vector shifted by a
3521 scalar and vector shifted by a vector.
3522 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3523 (supportable_narrowing_operation): Ditto.
3524 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3525 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3526 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3527 (vect_create_epilog_for_reduction): Ditto.
3528 (vectorizable_reduction): Ditto.
3529 (vectorizable_operation): Ditto.
3530 (vect_strided_store_supported): Ditto.
3531 (vect_strided_load_supported): Ditto.
3532 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3533 * expmed.c (expand_shift): Ditto.
3535 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3537 (ashr@var{m}3): Ditto.
3538 (vashl@var{m}3): Document new vector/vector shift standard name.
3539 (vashr@var{m}3): Ditto.
3540 (vlshr@var{m}3): Ditto.
3541 (vrotl@var{m}3): Ditto.
3542 (vrotr@var{m}3): Ditto.
3544 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3545 (PPERM_INVERT): Ditto.
3546 (PPERM_REVERSE): Ditto.
3547 (PPERM_REV_INV): Ditto.
3548 (PPERM_ZERO): Ditto.
3549 (PPERM_ONES): Ditto.
3550 (PPERM_SIGN): Ditto.
3551 (PPERM_INV_SIGN): Ditto.
3552 (PPERM_SRC1): Ditto.
3553 (PPERM_SRC2): Ditto.
3555 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3556 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3557 allows a memory operand to be the value being added, and split it
3558 to improve vectorization.
3559 (sse5_pmacsdqh_mem): Ditto.
3560 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3561 (sse5_mulv2div2di3_high): Ditto.
3562 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3563 (vec_pack_trunc_v4si): Ditto.
3564 (vec_pack_trunc_v2di): Ditto.
3565 (sse5_pcmov_<mode>): Remove code that tried to use use
3566 andps/andnps instead of pcmov.
3567 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3568 pmacsdqh instructions.
3569 (vec_widen_smult_lo_v4si): Ditto.
3571 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3572 (PPERM_INVERT): Ditto.
3573 (PPERM_REVERSE): Ditto.
3574 (PPERM_REV_INV): Ditto.
3575 (PPERM_ZERO): Ditto.
3576 (PPERM_ONES): Ditto.
3577 (PPERM_SIGN): Ditto.
3578 (PPERM_INV_SIGN): Ditto.
3579 (PPERM_SRC1): Ditto.
3580 (PPERM_SRC2): Ditto.
3581 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3583 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3585 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3586 says ignore whether the last reference is a memory operand.
3588 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3589 Paolo Bonzini <bonzini at gnu dot org>
3591 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3594 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3595 (vlshr<mode>3): Rename from vlshr<mode>3.
3596 (vashr<mode>3): Rename from vashr<mode>3.
3597 (mulv4sf3): Change the names of vector shift patterns.
3601 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3604 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3629 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3630 (floatunssidf2_internal): Change vector/vector shift names.
3631 (floatunsdidf2_internal): Ditto.
3638 (vashl<mode>3): Rename from ashl<mode>3.
3639 (vashr<mode>3): Rename from ashr<mode>3.
3640 (vlshr<mode>3): Rename from lshr<mode>3.
3641 (vrotl<mode>3): Rename from rotl<mode>3.
3643 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3646 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3647 multiply gives the wrong value when doing widening multiplies.
3648 (vec_widen_smult_lo_v4si): Ditto.
3650 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3652 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3653 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3654 emit_library_call_value.
3655 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3656 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3657 * calls.c (initialize_argument_information, precompute_arguments,
3658 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3659 (precompute_arguments): Removed flags parameter.
3660 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3662 2008-05-14 Richard Guenther <rguenther@suse.de>
3664 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3665 Make sure to register the store if the use is a PHI_NODE.
3667 2008-05-14 Olivier Hainque <hainque@adacore.com>
3669 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3670 memory if the component is to be referenced in BLKmode according
3671 to get_inner_reference.
3673 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3675 * calls.c (emit_library_call_value_1): Restore code clearing
3676 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3678 2008-05-14 Olivier Hainque <hainque@adacore.com>
3679 Nicolas Roche <roche@adacore.com>
3681 * configure.ac: Add support for a "gcc_subdir" variable in
3682 config-lang.in, to denote a subdirectory where the language/GCC
3683 integration files are to be found.
3684 * configure: Regenerate.
3686 2008-05-14 Ira Rosen <irar@il.ibm.com>
3688 PR tree-optimization/36098
3689 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3690 value for the first load in the group in case of a gap.
3691 (vect_build_slp_tree): Check that there are no gaps in loads.
3693 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3695 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3696 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3697 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3698 emit_insn and remove unneeded code to construct extra args.
3699 (emit_no_conflict_block): Removed.
3700 * optabls.h: (emit_no_conflict_block): Removed.
3701 * cse.c (cse_extended_basic_block): Remove search for
3702 REG_NO_CONFLICT note.
3703 * global.c: Removed incorrect comment added in revision 117.
3704 * expr.c (convert_move): Change call to emit_no_conflict_block to
3706 * recog.c: Change comments so that they do not mention
3708 * local_alloc.c (combine_regs): Removed last parameter.
3709 (no_conflict_p): Removed.
3710 (block_alloc): Removed note, no_conflict_combined_regno and set
3711 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3712 (combine_regs): Removed already_dead and code to look for
3713 REG_NO_CONFLICT notes.
3714 * lower_subreg (remove_retval_note): Removed code to look for
3715 REG_NO_CONFLICT block.
3716 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3717 (resolve_clobber): Remove code to process libcalls that have
3718 REG_NO_CONFLICT notes.
3719 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3721 * combine.c (can_combine_p, distribute_notes): Removed
3722 REG_NO_CONFLICT case.
3723 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3725 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3726 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3728 * reg-notes.def (NO_CONFLICT): Removed.
3730 2008-05-14 David S. Miller <davem@davemloft.net>
3732 * config/sparc/sparc.c (sparc_profile_hook): If
3733 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3734 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3735 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3737 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3739 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3741 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3745 and op1 expansion before vector concat to have less live pseudos.
3747 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3749 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3750 ix86_expand_vector_set if supported.
3752 2008-05-13 Diego Novillo <dnovillo@google.com>
3753 Kenneth Zadeck <zadeck@naturalbridge.com>
3755 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3757 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3758 phinodes_print_statistics, init_ssanames, fini_ssanames,
3759 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3760 release_ssa_name, release_defs, replace_ssa_name_symbol,
3761 ssanames_print_statistics): Move ...
3762 * tree-flow.h: ... here.
3763 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3764 Use FN instead of cfun.
3765 (make_ssa_name_fn): Rename from make_ssa_name.
3766 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3767 * tree-flow-inline.h (make_ssa_name): Move from
3768 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3769 * omp-low.c (expand_omp_parallel):
3770 * tree-flow-inline.h (redirect_edge_var_map_result):
3771 * tree-ssa.c (init_tree_ssa): Add argument FN.
3772 Use it instead of cfun. Update all users.
3774 2008-05-13 Tom Tromey <tromey@redhat.com>
3776 PR preprocessor/22168:
3777 * doc/cpp.texi (Top): Update menu.
3778 (Alternatives to Wrapper #ifndef): New node.
3779 (Other Directives): Document deprecation.
3780 (Obsolete Features): Remove menu.
3781 (Assertions): Merge node into Obsolete Features.
3782 (Obsolete once-only headers): Move earlier; rename to Alternatives
3784 * doc/cppopts.texi: Update.
3785 * c.opt (Wdeprecated): Enable for C and ObjC.
3786 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3787 (C++ Dialect Options): Move -Wno-deprecated from here to...
3788 (Warning Options): ... here.
3790 2008-05-13 Richard Guenther <rguenther@suse.de>
3793 * fold-const.c (fold_sign_changed_comparison): Do not allow
3794 changes in pointer-ness.
3796 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3799 * config/sh/sh.c (sh_expand_prologue): Don't clear
3800 RTX_FRAME_RELATED_P for push insns.
3802 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3804 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3806 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3808 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3809 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3810 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3812 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3814 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3815 (*vec_concatv4sf_sse): This.
3816 (*sse2_concatv2si): Renamed to ...
3817 (*vec_concatv2si_sse2): This.
3818 (*sse1_concatv2si): Renamed to ...
3819 (*vec_concatv2si_sse): This.
3820 (*vec_concatv2di_rex): Renamed to ...
3821 (*vec_concatv2di_rex64): This.
3822 (*vec_concatv2si_sse4_1): New.
3823 (*vec_concatv2di_rex64_sse4_1): Likewise.
3825 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3827 PR rtl-optimization/36111
3828 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3829 that was created for swappable operands.
3831 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3834 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3835 * configure.ac: Add call to ACX_PROG_GNAT.
3837 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3839 * optc-gen.awk: Fix comment typo.
3841 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3843 * pretty-print.c (pp_integer_with_precision): Use
3844 HOST_LONG_LONG_FORMAT.
3846 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3848 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3850 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3852 * config/i386/i386.c (bdesc_ptest): Removed.
3853 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3854 (bdesc_args): Add __builtin_ia32_ptestz128,
3855 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3856 (ix86_init_mmx_sse_builtins): Updated.
3857 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3858 (ix86_expand_builtin): Updated.
3860 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3862 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3863 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3865 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3867 * value-prof.c (interesting_stringop_to_profile): Do not
3868 return early for BUILT_IN_MEMPCPY.
3870 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3872 * calls.c (expand_call): Don't use callgraph to increase
3873 preferred_stack_boundary.
3875 * cgraph.h (cgraph_rtl_info): Use unsigned on
3876 preferred_incoming_stack_boundary.
3878 * final.c (rest_of_clean_state): Use unsigned on
3879 preferred_stack_boundary.
3881 2008-05-09 Tom Tromey <tromey@redhat.com>
3883 PR preprocessor/22231:
3884 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3887 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3889 PR tree-optimization/36129
3890 * tree-ssa-ccp.c: Include value-prof.h.
3891 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3892 built-in function was folded to a constant.
3893 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3895 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3896 Sebastian Pop <sebastian.pop@amd.com>
3898 * tree-scalar-evolution.c: Document instantiate_scev.
3899 (instantiate_parameters_1): Renamed instantiate_scev_1.
3900 Don't use the same loop for instantiation_loop and evolution_loop.
3901 (instantiate_scev): New.
3902 (instantiate_parameters): Moved...
3903 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3904 same loop twice. Maintains the semantics for this function.
3905 * tree-scalar-evolution.h (instantiate_scev): Declare.
3906 (instantiate_parameters): ...here. Now static inline.
3907 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3908 instead of resolve_mixers.
3910 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3912 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3914 2008-05-09 Tomas Bily <tbily@suse.cz>
3916 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3917 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3918 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3919 * c-common.c (c_common_truthvalue_conversion): Likewise.
3920 * tree-object-size.c (compute_object_offset): Likewise.
3921 * tree-inline.c (estimate_num_insns_1): Likewise.
3922 * varasm.c (const_hash_1, compare_constant, copy_constant)
3923 (compute_reloc_for_constant, output_addressed_constants)
3924 (initializer_constant_valid_p): Likewise.
3925 * c-omp.c (check_omp_for_incr_expr): Likewise.
3926 * gimplify.c (gimplify_expr): Likewise.
3927 * c-typeck.c (c_finish_return): Likewise.
3928 * tree-vectorizer.c (supportable_widening_operation)
3929 (supportable_narrowing_operation): Likewise.
3930 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3931 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3932 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3933 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3934 (descr_info_loc): Likewise.
3935 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3936 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3937 (fold_unary): Likewise.
3938 * builtins.c (get_pointer_alignment): Likewise.
3939 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3940 (instantiate_parameters_1): Likewise.
3941 * tree.c (expr_align, stabilize_reference): Likewise.
3942 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3943 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3944 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3945 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3946 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3947 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3949 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3950 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3951 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3952 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3953 (forward_propagate_comparison)
3954 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3955 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3956 * emit-rtl.c (component_ref_for_mem_expr)
3957 (set_mem_attributes_minus_bitpos): Likewise.
3958 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3959 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3961 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3962 (build_function_call, pointer_diff, build_compound_expr)
3963 (c_finish_return): Likewise.
3964 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3965 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3967 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3968 * expr.c (is_aligning_offset): Likewise.
3969 * tree-ssa-alias.c (is_escape_site): Likewise.
3970 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3971 (check_all_va_list_escapes): Likewise.
3972 * tree-ssa-loop-ivopts.c (determine_base_object)
3973 (determine_common_wider_type): Likewise.
3974 * dojump.c (do_jump): Likewise.
3975 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3976 * tree-gimple.c (is_gimple_cast): Likewise.
3977 * fold-const.c (decode_field_reference, )
3978 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3979 (fold_binary): Likewise.
3980 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3981 (already_warned_in_frontend_p): Likewise.
3982 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3983 * tree.c (really_constant_p, get_unwidened): Likewise.
3984 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3985 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3986 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3988 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3990 (CONVERT_EXPR_P): Define.
3991 (CASE_CONVERT): Define.
3993 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3996 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3997 (delete_unmarked_insns): When deleting a call, call
3998 delete_unreachable_blocks.
3999 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4000 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4002 2008-05-08 Richard Guenther <rguenther@suse.de>
4004 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4005 (-ftree-salias): Likewise.
4006 (salias-max-implicit-fields): Remove param documentation.
4007 (salias-max-array-elements): Likewise.
4008 * tree-pass.h (pass_create_structure_vars): Remove.
4009 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4010 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4011 * tree-ssa-alias.c (create_structure_vars): Remove.
4012 (gate_structure_vars): Likewise.
4013 (pass_create_structure_vars): Likewise.
4014 (gate_build_alias): Likewise.
4015 (pass_build_alias): Adjust to run always and dump the function.
4016 * common.opt (ftree-salias): Hide.
4017 * passes.c (init_optimization_passes): Remove
4018 pass_create_structure_vars, adjust comment.
4019 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4020 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4021 * opts.c (decode_options): Do not set flag_tree_salias.
4022 (common_handle_option): Add OPT_ftree_salias to the backward
4023 compatibility section.
4025 2008-05-08 Richard Guenther <rguenther@suse.de>
4027 * tree-flow-inline.h (var_can_have_subvars): Move ...
4028 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4029 * tree-flow.h (var_can_have_subvars): Remove.
4030 (push_fields_onto_fieldstack): Remove.
4031 (sort_fieldstack): Likewise.
4032 (struct fieldoff): Move ...
4033 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4034 alias_set and base_for_components fields.
4035 (sort_fieldstack): Make static.
4036 (push_fields_onto_fieldstack): Likewise. Remove code that
4037 handles anything but RECORD_TYPEs. Remove alias_set and
4038 base_for_components handling.
4039 (create_variable_info_for): Adjust.
4041 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4043 * common.opt (Wframe-larger-than=): Shorten the help message
4045 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4047 2008-05-08 Rafael Espindola <espindola@google.com>
4049 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4051 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4052 trap and that both operands are gimple values.
4053 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4054 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4057 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4059 * read-rtl.c (join_c_conditions): Return the first string if the
4060 two strings are equal.
4062 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4064 * gensupport.h (pred_data): Add a "num_codes" field.
4065 (add_predicate_code): Declare.
4066 * gensupport.c (add_predicate_code): New function.
4067 (std_pred_table): Add an "allows_const_p" field.
4068 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4069 Remove the (incomplete) list of such codes from the codes field.
4070 (init_predicate_table): Use add_predicate_code. Add all
4071 RTX_CONST_OBJs if allows_const_p is true.
4072 * genrecog.c (process_define_predicate): Use add_predicate_code.
4074 2008-05-08 David Daney <ddaney@avtrex.com>
4075 Richard Sandiford <rsandifo@nildram.co.uk>
4077 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4078 special case of constant zero operands.
4079 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4080 old and new values. Special case constant zero values.
4081 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4083 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4084 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4086 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4089 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4090 similar RTX_CONST_OBJ before CONST_INT.
4092 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4094 * stmt.c (expand_stack_restore): Change sa mode if needed.
4096 2008-05-08 Richard Guenther <rguenther@suse.de>
4098 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4099 return type to bool.
4100 (ix86_sol10_return_in_memory): Likewise.
4101 (ix86_i386elf_return_in_memory): Likewise.
4102 (ix86_i386interix_return_in_memory): Likewise.
4103 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4104 (ix86_sol10_return_in_memory): Likewise.
4105 (ix86_i386elf_return_in_memory): Likewise.
4106 (ix86_i386interix_return_in_memory): Likewise.
4108 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4111 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4113 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4114 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4117 2008-05-08 Richard Guenther <rguenther@suse.de>
4119 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4120 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4121 (DR_SUBVARS): Remove.
4122 * tree-dfa.c (dump_subvars_for): Remove.
4123 (debug_subvars_for): Likewise.
4124 (dump_variable): Do not dump subvars.
4125 (remove_referenced_var): Do not remove subvars.
4126 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4127 (lookup_subvars_for_var): Remove.
4128 (get_subvars_for_var): Likewise.
4129 (get_subvars_at): Likewise.
4130 (get_first_overlapping_subvar): Likewise.
4131 (overlap_subvar): Likewise.
4132 * tree-flow.h (subvar_t): Remove.
4133 (struct var_ann_d): Remove subvars field.
4134 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4135 argument. Remove special handling of SFTs.
4136 (compute_tag_properties): Likewise.
4137 (set_initial_properties): Likewise.
4138 (compute_call_clobbered): Likewise.
4139 (count_mem_refs): Likewise.
4140 (compute_memory_partitions): Likewise.
4141 (compute_flow_insensitive_aliasing): Likewise.
4142 (setup_pointers_and_addressables): Likewise.
4143 (new_type_alias): Likewise.
4144 (struct used_part): Remove.
4145 (used_portions): Likewise.
4146 (struct used_part_map): Likewise.
4147 (used_part_map_eq): Likewise.
4148 (used_part_map_hash): Likewise.
4149 (free_used_part_map): Likewise.
4150 (up_lookup): Likewise.
4151 (up_insert): Likewise.
4152 (get_or_create_used_part_for): Likewise.
4153 (create_sft): Likewise.
4154 (create_overlap_variables_for): Likewise.
4155 (find_used_portions): Likewise.
4156 (create_structure_vars): Likewise.
4157 * tree.def (STRUCT_FIELD_TAG): Remove.
4158 * tree.h (MTAG_P): Adjust.
4159 (struct tree_memory_tag): Remove base_for_components and
4160 unpartitionable flags.
4161 (struct tree_struct_field_tag): Remove.
4162 (SFT_PARENT_VAR): Likewise.
4163 (SFT_OFFSET): Likewise.
4164 (SFT_SIZE): Likewise.
4165 (SFT_NONADDRESSABLE_P): Likewise.
4166 (SFT_ALIAS_SET): Likewise.
4167 (SFT_UNPARTITIONABLE_P): Likewise.
4168 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4169 (union tree_node): Remove sft field.
4170 * alias.c (get_alias_set): Remove special handling of SFTs.
4171 * print-tree.c (print_node): Remove handling of SFTs.
4172 * tree-dump.c (dequeue_and_dump): Likewise.
4173 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4174 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4175 * tree-predcom.c (set_alias_info): Do not set subvars.
4176 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4177 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4178 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4179 (add_vars_for_offset): Remove.
4180 (add_virtual_operand): Remove special handling of SFTs.
4181 (add_call_clobber_ops): Likewise.
4182 (add_call_read_ops): Likewise.
4183 (get_asm_expr_operands): Likewise.
4184 (get_modify_stmt_operands): Likewise.
4185 (get_expr_operands): Likewise.
4186 (add_to_addressable_set): Likewise.
4187 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4188 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4189 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4190 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4191 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4192 (tree_node_structure): Likewise.
4193 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4195 (find_what_p_points_to): Likewise.
4197 2008-05-08 Sa Liu <saliu@de.ibm.com>
4199 * config/spu/spu.md: Fixed subti3 pattern.
4201 2008-05-08 Richard Guenther <rguenther@suse.de>
4204 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4205 sure to create a representative for trailing arrays for PTA.
4207 2008-05-08 Richard Guenther <rguenther@suse.de>
4210 * fold-const.c (operand_equal_p): Two objects which types
4211 differ in pointerness are not equal.
4213 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4215 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4216 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4217 (emit_library_call_value_1): Add new variable fndecl initialized by
4218 NULL_TREE. It should be the decl type of orgfun, but this information
4219 seems not to be available here, so it uses the default calling abi.
4220 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4221 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4222 by TARGET_RETURN_IN_MEMORY.
4223 * config/i386/i386-interix.h: Likewise.
4224 * config/i386/i386.h: Likewise.
4225 * config/i386/i386elf.h: Likewise.
4226 * config/i386/ptx4-i.h: Likewise.
4227 * config/i386/sol2-10.h: Likewise.
4228 * config/i386/sysv4.h: Likewise.
4229 * config/i386/vx-common.h: Likewise.
4230 * config/cris/cris.h: Removed #if 0 clause.
4231 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4232 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4234 (ix86_sol10_return_in_memory): Likewise.
4235 (ix86_i386elf_return_in_memory): New.
4236 (ix86_i386interix_return_in_memory): New.
4237 * config/mt/mt-protos.h (mt_return_in_memory): New.
4238 * config/mt/mt.c: Likewise.
4239 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4240 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4241 * config/bfin/bfin.h: Likewise.
4242 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4244 * config/bfin/bfin.c: Likewise.
4245 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4246 * config/alpha/unicosmk.h: Likewise.
4247 * config/i386/cygming.h: Likewise.
4248 * config/iq2000/iq2000.h: Likewise.
4249 * config/mips/mips.h: Likewise.
4250 * config/mn10300/mn10300.h: Likewise.
4251 * config/rs6000/rs6000.h: Likewise.
4252 * config/score/score.h: Likewise.
4253 * config/spu/spu.h: Likewise.
4254 * config/v850/v850.h: Likewise.
4255 * defaults.h: Likewise.
4256 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4257 * expr.c (emit_block_move): Adjust use of
4258 OUTGOING_REG_PARM_STACK_SPACE.
4259 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4260 OUTGOING_REG_PARM_STACK_SPACE.
4261 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4263 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4265 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4266 on OMP_RETURN for OMP_FOR.
4269 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4270 (fortran_common): New function.
4271 (gen_variable_die): Call fortran_common instead of common_check,
4272 adjust for it returning tree instead of rtx. Formatting.
4274 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4278 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4279 * c-decl.c (merge_decls): Ditto.
4280 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4281 to RTL_CONST_OR_PURE_CALL_P.
4282 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4283 Initialized DECL_LOOPING_CONST_PURE.
4284 (process_call_operands): Set tree_side_effects properly.
4285 * tree.h (TREE_READONLY_DECL_P): Removed.
4286 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4287 (DECL_LOOPING_OR_CONST_P): New macro.
4288 (struct tree_function_decl): Added looping_const_or_pure_p.
4290 (ECF_LOOPING_OR_CONST_P): New macro.
4291 * rtlanal.c (pure_const_p): Removed.
4292 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4293 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4294 to RTL_CONST_CALL_P.
4295 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4296 (check_decl, check_tree, check_call, scan_function): Initialize
4298 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4299 (static_execute): Set looping true for recursive functions.
4300 Undo setting state to IPA_NEITHER for recursive functions.
4302 * ifcvt.c (noce_can_store_speculate_p): Changed
4303 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4304 RTL_CONST_OR_PURE_CALL_P.
4305 * dse.c (scan_insn): Ditto.
4306 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4307 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4308 RTL_CONST_OR_PURE_CALL_P.
4309 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4310 pure_call_p to RTL_CONST_CALL_P.
4311 * gimplify.c (gimplify_call_expr): Clear side effects for
4312 non-looping pure and constant calls.
4313 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4314 (flags_from_decl_or_type): Set ecf flags from decl flags.
4315 (initialize_argument_information): Turn off
4316 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4317 Change const to pure if callee_copies is true rather than just
4319 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4320 way of marking pure calls.
4321 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4322 Remove hack that was supposed to fix pr7335 and remove old
4323 way of marking pure calls.
4324 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4325 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4326 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4327 RTL_CONST_OR_PURE_CALL_P.
4328 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4329 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4330 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4331 * sched-deps.c (schedule_analyze): Ditto.
4332 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4333 return_val field of calls to represent pure and const function info.
4334 (CONST_OR_PURE_CALL_P): Deleted macro.
4335 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4336 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4337 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4339 * tree-optimize.c (execute_fixup_cfg): Added test for
4340 ECF_LOOPING_CONST_OR_PURE.
4341 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4343 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4344 effects for looping pure or const calls.
4345 (verify_gimple_expr): Added verification code.
4346 * config/alpha/alpha.c (alpha_legitimize_address,
4347 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4349 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4350 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4351 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4352 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4353 RTL_CONST_OR_PURE_CALL_P.
4354 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4355 and const calls to be deleted.
4357 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4361 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4362 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4363 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4364 to handle nonimmediate operands.
4365 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4366 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4367 to handle nonimmediate operands.
4368 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4369 (mmx_pmulhrwv4hi3): New expander. Use
4370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4371 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4372 (sse2_umulv1siv1di3): New expander. Use
4373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4374 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4375 (mmx_eq<mode>3): New expander. Use
4376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4377 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4378 (mmx_uavgv8qi3): New expander. Use
4379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4380 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4381 (mmx_uavgv4hi3): New expander. Use
4382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4384 * config/i386/sse.md
4385 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4386 to handle nonimmediate operands.
4387 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4388 to handle nonimmediate operands.
4389 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4390 to handle nonimmediate operands.
4391 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4392 to handle nonimmediate operands.
4393 (sse2_unpckhpd_exp): New expander. Use
4394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4395 (sse2_unpcklpd_exp): New expander. Use
4396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4397 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4398 to handle nonimmediate operands.
4399 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4400 to handle nonimmediate operands.
4401 (*sse2_<plusminus_insn><mode>3): Rename from
4402 sse2_<plusminus_insn><mode>3 insn pattern.
4403 (sse2_<plusminus_insn><mode>3): New expander. Use
4404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4405 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4406 (sse2_umulv2siv2di3): New expander. Use
4407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4408 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4409 (sse4_1_mulv2siv2di3): New expander. Use
4410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4411 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4412 (sse2_pmaddwd): New expander. Use
4413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4414 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4415 (sse2_eq<mode>3): New expander. Use
4416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4417 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4418 (sse4_1_eqv2di3): New expander. Use
4419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4420 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4421 (sse2_uavgv16qi3): New expander. Use
4422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4423 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4424 (sse2_uavgv16qi3): New expander. Use
4425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4426 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4427 (sse2_uavgv8hi3): New expander. Use
4428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4429 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4430 (ssse3_pmulhrswv8hi3): New expander. Use
4431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4432 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4433 (ssse3_pmulhrswv4hi3): New expander. Use
4434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4436 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4437 (<sse>_vmmul<mode>3): Ditto.
4438 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4440 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4441 (ssse3_pmaddubsw): Ditto.
4443 * config/i386/i386.c (struct_builtin_description)
4444 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4445 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4446 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4447 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4448 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4449 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4450 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4451 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4452 (ix86_fixup_binary_operands): Assert that src1
4453 and src2 must have the same mode when swapped.
4454 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4455 and ix86_binary_operator_ok. Do not force operands in registers
4458 2008-05-07 Jan Hubicka <jh@suse.cz>
4460 * cgraph.c (dump_cgraph_node): Update.
4461 * cgraph.h (cgraph_local_info): Break out inline summary.
4462 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4464 * ipa-inline (inline_summary): New accestor function.
4465 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4466 cgraph_decide_inlining, compute_inline_parameters): Update.
4467 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4469 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4471 Cleanup ColdFire scheduling support and add V4 pipeline model.
4473 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4474 (define_attr cpu): Add cfv4 value.
4475 (define_attr type, define_attr type1): Merge into a single 'type'
4476 attribute. Update all uses.
4477 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4478 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4480 (define_attr opx_mem, define_attr opy_mem): Remove.
4481 (define_attr op_mem): Clean up, update comment.
4482 (define_attr size): Use specific values instead of general int.
4483 (define_attr guess, define_attr split): Remove. Update all uses.
4484 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4485 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4486 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4487 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4488 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4489 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4490 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4491 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4492 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4493 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4494 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4495 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4496 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4497 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4498 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4499 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4500 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4501 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4502 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4503 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4504 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4505 Update or set attributes.
4506 (stack_tie): New fake instruction.
4508 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4509 (m68k_sched_attr_size): Update declaration.
4510 (m68k_sched_attr_type2): Remove.
4511 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4512 Declare new bypass predicates.
4514 * config/m68k/m68k.c (m68k_sched_issue_rate,
4515 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4517 (TARGET_SCHED_ISSUE_RATE,
4518 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4519 (override_options): Handle scheduling for ColdFire V4 core.
4520 (m68k_expand_prologue): Emit stack_tie.
4521 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4522 'OP_TYPE_FPN'. Update all uses.
4523 (sched_guess_p): Remove.
4524 (sched_address_type): Handle symbolic addresses.
4525 (sched_get_operand): New static function.
4526 (sched_operand_type): Merge into sched_attr_op_type.
4527 (sched_attr_op_type): Handle FP registers, handle quick constants,
4529 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4530 (m68k_sched_attr_size): Update. Move logic to ...
4531 (sched_get_attr_size_int): New static function.
4532 (sched_get_opxy_mem_type): New static function.
4533 (m68k_sched_attr_op_mem): Update.
4534 (m68k_sched_attr_type2): Remove.
4535 (sched_cfv4_bypass_data): New static variable.
4536 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4537 (m68k_sched_issue_rate): Implement scheduler hook.
4538 (struct _sched_ib: enabled_p): New field.
4539 (m68k_sched_variable_issue): Update. Handle V4.
4540 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4541 sched_dump_class_func_t, sched_dump_split_class,
4542 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4543 sched_dump_dfa_class, m68k_sched_dump): Remove.
4544 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4546 (m68k_sched_init_global): Remove statisctics dumping, introduce
4547 sanity check that all instructions have pipeline reservations. Handle
4549 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4550 Handle ColdFire V4 core.
4551 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4552 New static functions.
4553 (m68k_sched_address_bypass_p): New bypass predicate.
4554 (sched_get_indexed_address_scale): New static function.
4555 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4557 * cf.md: Update comments.
4558 (define_attr type2): Remove. Use 'type' attribute instead.
4560 (cf_ib): Rename to cfv123_ib. Update all uses.
4561 (cf_oep): Rename to cfv123_oep. Update all uses.
4562 (cf_chr): Rename to cfv123_chr. Update all uses.
4563 (cf_mem): Rename to cfv123_mem. Update all uses.
4564 (cf_mac): Move to more appropriate place.
4565 (cfv123_guess): New automaton and cpu_unit.
4566 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4567 Update uses of 'size' attribute. Handle before reload scheduling.
4568 (cfv123_guess): New dummy reservation for unhandled instructions.
4569 (cfv4_*): Pipeline description of ColdFire V4 core.
4570 (ignore): New reservation to handle 'ignore' type.
4572 2008-05-07 Ian Lance Taylor <iant@google.com>
4575 * gimplify.c (find_single_pointer_decl_1): Don't look through
4577 (find_single_pointer_decl): Adjust comments.
4579 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4582 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4583 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4586 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4587 integral type rather than floating point, then VIEW_CONVERT_EXPR
4588 to the floating point type.
4590 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4593 TFmode op0 to register.
4595 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4597 * c-decl.c (grokdeclarator): Comment typo.
4599 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4601 * tree-flow.h: Remove prototype for computed_goto_p.
4602 * tree-cfg.c (computed_goto_p): Make static.
4604 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4608 (contains_aligned_value_p): This. Handle _Decimal128.
4609 (ix86_function_arg_boundary): Only align _Decimal128 to its
4610 natural boundary and handle it properly.
4612 2008-05-06 Martin Jambor <mjambor@suse.cz>
4614 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4615 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4616 (ipcp_method_set_orig_node): Removed.
4617 (ipcp_cval_get_cvalue_type): Removed.
4618 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4619 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4620 (ipcp_cval_set_cvalue_type): Removed.
4621 (ipcp_cval_get_cvalue): Removed.
4622 (ipcp_cval_set_cvalue): Removed.
4623 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4624 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4625 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4626 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4627 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4628 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4629 (ipcp_get_ith_lattice): Changed parameters.
4630 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4631 (ipcp_lattice_from_jfunc): Changed parameters.
4632 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4633 (ipcp_method_cval_print): Added temporary variable info.
4634 (ipcp_redirect): Removed already unused local variable caller.
4635 (ipcp_redirect): New temporary variable orig_callee_info
4636 (ipcp_redirect): Removed newly unused local variable callee.
4637 (ipcp_redirect): Removed (a bit confusing) local variable type.
4638 (ipcp_insert_stage): Added local variable info.
4639 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4641 (ipcp_formal_create): Removed.
4642 (ipcp_method_cval_set): Removed.
4643 (ipcp_propagate_stage): Renamed lattice variables.
4644 (ipcp_method_cval_set_cvalue_type): Removed.
4645 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4646 (ipcp_print_all_lattices): Changed printed strings to refer to
4647 lattices rather than cvals.
4648 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4649 (ipcp_propagate_const): Changed formal parameters.
4650 (build_const_val): Changed formal parameters.
4651 (ipcp_insert_stage): Removed useless variable cvalue
4652 (build_const_val): Changed formal parameters.
4653 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4654 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4655 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4656 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4657 (ipcp_print_func_profile_counts): Changed string from "method" to
4659 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4660 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4661 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4662 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4663 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4664 (ipcp_lat_is_const): Changed parameters and made inline.
4665 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4666 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4667 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4668 the predicate condition directly
4669 (ipcp_propagate_stage): Added local variable args. Removed local
4670 variable callee. (Both are mere code simplifications.)
4671 (ipcp_method_dont_insert_const): Renamed to
4672 ipcp_node_not_modifiable_p.
4673 (ipcp_node_not_modifiable_p): Made inline.
4674 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4675 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4676 (ipcp_print_all_lattices): Removed variable cvalue
4677 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4680 2008-05-06 Olivier Hainque <hainque@adacore.com>
4682 * tree-sra.c (try_instantiate_multiple_fields): Early return
4683 if field has POINTER_TYPE.
4685 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4687 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4688 by using 'q' specifier for instruction.
4689 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4691 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4693 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4694 Change mode of zero_extract from QImode to HImode.
4695 (sign bit tests peepholes): (Ditto.).
4697 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4699 * config/i386/mmx.md: Remove double backslashes from asm templates.
4700 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4701 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4702 to handle nonimmediate operands.
4703 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4704 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4705 to handle nonimmediate operands.
4706 (*mmx_<code>v2sf3_finite): New insn pattern.
4707 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4708 (mmx_<code>v2sf3): New expander. Use
4709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4710 (mmx_<plusminus_insn><mode>3): New expander. Use
4711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4712 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4713 (mmx_add<mode>3): Removed.
4714 (mmx_ssadd<mode>3): Ditto.
4715 (mmx_usadd<mode>3): Ditto.
4716 (mmx_sub<mode>3): Ditto.
4717 (mmx_sssub<mode>3): Ditto.
4718 (mmx_ussub<mode>3): Ditto.
4719 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4720 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4721 to handle nonimmediate operands.
4722 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4724 (mmx_smulv4hi3_highpart): New expander. Use
4725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4726 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4728 (mmx_umulv4hi3_highpart): New expander. Use
4729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4730 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4731 (mmx_<code>v4hi3): New expander. Use
4732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4733 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4734 (mmx_<code>v8qi3): New expander. Use
4735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4736 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4737 (mmx_<code><mode>3): New expander. Use
4738 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4740 2008-05-05 Jan Hubicka <jh@suse.cz>
4742 PR tree-optimization/36118
4743 * passes.c (pass_init_dump_file): Fix dump header.
4745 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4749 VCE for function decls.
4751 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4753 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4755 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4757 * config/i386/i386.md (sat_plusminus): New.
4758 (plusminus_insn): Likewise.
4759 (plusminus_mnemonic): Likewise.
4761 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4762 (*<addsub><mode>3_cc_overflow): Renamed to ...
4763 (*<plusminus_insn><mode>3_cc_overflow): This.
4764 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4765 (*<plusminus_insn>si3_zext_cc_overflow): This.
4767 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4768 (<plusminus_insn><mode>3): This.
4769 (*<addsub><mode>3): Renamed to ...
4770 (*<plusminus_insn><mode>3): This.
4771 (<sse>_vm<addsub><mode>3): Renamed to ...
4772 (<sse>_vm<plusminus_insn><mode>3): This.
4773 (sse3_h<addsub>v4sf3): Renamed to ...
4774 (sse3_h<plusminus_insn>v4sf3): This.
4775 (sse3_h<addsub>v2df3): Renamed to ...
4776 (sse3_h<plusminus_insn>v2df3): This.
4777 (<plusminus_insn><mode>3): New.
4778 (*<plusminus_insn><mode>3): Likewise.
4779 (sse2_<plusminus_insn><mode>3): Likewise.
4780 (add<mode>): Removed.
4781 (*add<mode>3): Likewise.
4782 (sse2_ssadd<mode>3): Likewise.
4783 (sse2_usadd<mode>3): Likewise.
4784 (sub<mode>3): Likewise.
4785 (*sub<mode>3): Likewise.
4786 (sse2_sssub<mode>3): Likewise.
4787 (sse2_ussub<mode>3): Likewise.
4789 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4791 * gthr-single.h: Add in required interface elements as per gthr.h.
4792 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4793 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4794 Generalize UNUSED macro.
4795 (__gthread_once): Add.
4796 (__gthread_key_create): Add.
4797 (__gthread_key_delete): Add.
4798 (__gthread_getspecific): Add.
4799 (__gthread_setspecific): Add.
4801 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4803 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4804 the same size types for the indirect reference on the rhs, then
4807 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.md
4810 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4811 one insn template instead of template series.
4812 (*xordi_1_rex64): Ditto.
4813 (*xordi_2_rex64): Ditto.
4815 2008-05-05 Ira Rosen <irar@il.ibm.com>
4817 PR tree-optimization/36119
4818 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4821 2008-06-04 Jan Hubicka <jh@suse.cz>
4823 tree-optimization/36100
4824 * tree-pass.h (pass_O0_always_inline): Declare.
4825 * ipa-inline.c (inline_transform): Remove dead code.
4826 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4827 pass_O0_always_inline): New.
4828 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4830 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4832 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4833 mnemonic in this_param move for TARGET_64BIT.
4835 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4838 (*strmovsi_rex_1): Ditto.
4839 (*strsetsi_1): Ditto.
4840 (*strsetsi_rex_1): Ditto.
4842 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4843 adddicc expanders using SWI mode iterator.
4845 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4848 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4851 2008-05-04 David S. Miller <davem@davemloft.net>
4853 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4854 (sparc*-*-linux*): Use linux.h in tm_file.
4855 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4856 compiler defaulting to 32-bit.
4857 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4859 * config/sparc/linux.h: Remove definitions now obtained
4860 properly from linux.h
4861 * config/sparc/linux64.h: Likewise.
4862 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4863 don't want this setting for 32-bit builds in a biarch compiler.
4864 * doc/install.texi: Add sparc-linux to list of targets
4865 supporting --enable-targets=all.
4867 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4869 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4871 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4873 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4874 after V4SI_FTYPE_V8HI.
4875 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4876 case V4SI_FTYPE_V2DF.
4878 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4880 * doc/invoke.texi (max-flow-memory-locations): Removed.
4881 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4883 2008-05-03 Richard Guenther <rguenther@suse.de>
4886 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4888 2008-05-02 David S. Miller <davem@davemloft.net>
4890 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4892 2008-05-02 Simon Baldwin <simonb@google.com>
4895 * c-common.h (warn_array_subscript_range): Removed.
4896 * c-common.c (warn_array_subscript_range): Ditto.
4897 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4898 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4900 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/i386.c (ix86_special_builtin_type): New.
4903 (bdesc_special_args): Likewise.
4904 (ix86_expand_special_args_builtin): Likewise.
4905 (ix86_init_mmx_sse_builtins): Updated.
4906 (ix86_expand_builtin): Updated.
4907 (ix86_expand_store_builtin): Removed.
4908 (ix86_expand_unop_builtin): Likewise.
4910 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4911 * config/i386/mmintrin.h (__v2sf): Here.
4913 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4915 (_mm_loadl_pi): Likewise.
4916 (_mm_storeh_pi): Replace __v2si with __v2sf.
4917 (_mm_storel_pi): Likewise.
4919 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4920 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4921 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4922 __builtin_ia32_loadlpd.
4924 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4926 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4927 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4928 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4929 (ix86_init_mmx_sse_builtins): Updated.
4930 (ix86_expand_args_builtin): Likewise.
4931 (ix86_expand_builtin): Likewise.
4932 (ix86_expand_unop1_builtin): Renamed to ...
4933 (ix86_expand_unop_vec_merge_builtin): This.
4935 2008-05-01 Jan Hubicka <jh@suse.cz>
4938 * ipa-inline.c (inline_generate_summary): Make static.
4939 (inline_transform): Do not call inlining at -O0; make static.
4940 * passes.c (execute_todo): Add sanity check.
4941 (execute_one_ipa_transform_pass): Execute proper flags.
4943 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4945 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4946 (DECL_NONADDRESSABLE_P): Likewise.
4947 * alias.c (record_component_aliases): Fix comment.
4949 2008-05-01 Simon Baldwin <simonb@google.com>
4951 * c-common.h (warn_array_subscript_range): New function.
4952 * c-common.c (warn_array_subscript_range): Ditto.
4953 * tree-vrp.c (check_array_ref): Corrected code to agree with
4954 comment, ignoring only arrays of size 0 or size 1.
4955 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4957 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4959 * config/i386/i386.c (ix86_builtin_type): Replace
4960 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4961 (bdesc_args): Updated.
4962 (ix86_init_mmx_sse_builtins): Likewise.
4963 (ix86_expand_args_builtin): Likewise.
4965 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4968 * doc/extend.texi: Correct __builtin_ia32_palignr.
4970 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4973 * config/i386/i386.c (bdesc_crc32): Removed.
4974 (ix86_expand_crc32): Likewise.
4975 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4976 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4977 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4978 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4979 UINT_FTYPE_UINT_UCHAR.
4980 (bdesc_args): Updated. Add crc32 builtins.
4981 (ix86_init_mmx_sse_builtins): Updated.
4982 (ix86_expand_args_builtin): Updated to support subreg.
4984 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4986 2008-05-01 Jan Hubicka <jh@suse.cz>
4988 * tree-pass.h (opt_pass): Add IPA_PASS.
4989 (varpool_node, cgraph_node): Forward declare.
4990 (ipa_opt_pass): Define.
4991 (pass_ipa_inline): Turn into ipa_opt_pass.
4992 (pass_apply_inline): Remove.
4993 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4994 (apply_inline): Turn into ....
4995 (inline_transform): ... this one.
4996 (inline_generate_summary): New function.
4997 (pass_apply_inline): Remove.
4998 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5000 (struct function): Add ipa_transforms_to_apply.
5001 * passes.c (register_one_dump_file): Work on IPA_PASS.
5002 (init_optimization_passes): Remove pass_inline_parameters and
5004 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5005 (execute_one_pass) ... here; apply transforms when possible.
5006 (add_ipa_transform_pass, execute_ipa_summary_asses,
5007 execute_one_ipa_transform_pass): New.
5008 (execute_ipa_pass_list): Update for IPA_PASS type.
5010 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5012 * config/i386/i386.c (ix86_builtin_type): Add
5013 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5014 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5015 (bdesc_args): Add SSE4a builtins.
5016 (ix86_init_mmx_sse_builtins): Updated.
5017 (ix86_expand_args_builtin): Likewise.
5018 (ix86_expand_builtin): Likewise.
5020 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5022 * config/i386/i386.c (ix86_builtin_type): Add
5023 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5024 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5025 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5026 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5027 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5028 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5029 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5030 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5031 and DI_FTYPE_DI_DI_INT.
5032 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5033 (ix86_init_mmx_sse_builtins): Updated.
5034 (ix86_expand_args_builtin): Likewise.
5035 (ix86_expand_builtin): Likewise.
5036 (ix86_expand_binop_imm_builtin): Removed.
5038 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5040 2008-04-30 Richard Guenther <rguenther@suse.de>
5042 PR tree-optimization/32921
5043 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5045 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5047 * config/arm/arm.c (arm_unwind_emit): Use
5048 crtl->all_throwers_are_sibcalls instead of
5049 cfun->all_throwers_are_sibcalls.
5050 (arm_output_fn_unwind): Likewise.
5051 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5052 instead of cfun->uses_pic_offset_table.
5053 (frv_expand_prologue): Likewise.
5054 (frv_frame_pointer_required): Likewise.
5055 (frv_expand_fdpic_call): Likewise.
5056 (frv_emit_movsi): Likewise.
5057 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5058 cfun->returns_pcc_struct instead of
5059 current_function_returns_pcc_struct.
5060 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5061 instead of cfun->calls_eh_return.
5062 (m32c_pushm_popm): Likewise.
5063 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5064 "extern" declaration.
5066 2008-04-30 Richard Guenther <rguenther@suse.de>
5068 PR tree-optimization/21636
5069 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5071 (evaluate_stmt): Print the likely value.
5072 (ccp_visit_stmt): Avoid excessive vertical spacing.
5074 2008-04-30 Rafael Espindola <espindola@google.com>
5076 * builtins.c (fold_call_expr): Return realret.
5077 * tree-ssa-threadedge.c
5078 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5079 __builtin_object_size.
5081 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5083 * gcc.c (wrapper_string): New variable.
5084 (insert_wrapper): New function.
5085 (execute): New option -wrapper.
5086 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5088 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5090 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5091 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5092 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5094 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5095 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5096 config/rs6000/e500crtres64gprctr.asm,
5097 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5098 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5099 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5100 config/rs6000/e500crtsav64gprctr.asm,
5101 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5102 config/rs6000/e500crtsavg64gprctr.asm: New files.
5103 * config/rs6000/t-ppccomm: Add build rules for new files.
5104 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5105 * config/rs6000/t-netbsd: Add build rules for new files.
5106 (LIB2FUNCS_STATIC_EXTRA): New variable.
5107 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5108 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5109 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5111 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5113 * config/i386/i386.c (ix86_builtin_type): Add
5114 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5115 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5116 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5117 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5118 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5119 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5120 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5121 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5122 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5123 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5124 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5125 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5126 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5127 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5128 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5129 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5130 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5131 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5132 V1DI_FTYPE_V2SI_V2SI.
5133 (bdesc_2arg): Moved to ...
5135 (ix86_init_mmx_sse_builtins): Updated.
5136 (ix86_expand_args_builtin): Updated. Take a pointer
5137 to const struct builtin_description. Handle comparison
5139 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5140 (ix86_expand_builtin): Updated.
5142 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5143 (ssse3_pmaddubsw128): This.
5144 (ssse3_pmaddubswv4hi3): Renamed to ...
5145 (ssse3_pmaddubsw): This.
5147 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5148 (__builtin_ia32_packssdw128): Likewise.
5149 (__builtin_ia32_packuswb128): Likewise.
5150 (__builtin_ia32_pmaddubsw): Likewise.
5151 (__builtin_ia32_pmaddubsw128): Likewise.
5153 2008-04-30 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/14847
5156 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5157 (recognize_bits_test): Use it.
5158 (recognize_single_bit_test): Likewise.
5160 2008-04-30 Martin Jambor <mjambor@suse.cz>
5162 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5163 instead of setting number of formal parameters to zero.
5164 (ipcp_init_stage): Do not set the number of actual parameters to zero
5166 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5167 which are called with variable number of arguments.
5168 (ipcp_insert_stage): Explicitely skipping all nodes which are
5169 called with variable number of arguments.
5170 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5171 number of parameters.
5173 * ipa-prop.h (struct ipa_node_params): Added flag
5174 called_with_var_arguments
5175 (ipa_set_param_count): Added. Changed sole setter to use it.
5176 (ipa_get_param_count): Added. All readers of param_count
5177 converted to use it instead.
5178 (ipa_set_called_with_variable_arg): Added.
5179 (ipa_is_called_with_var_arguments): Added.
5180 (ipa_get_ith_param): Added. All readers of param_decls converted
5182 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5184 (ipa_get_cs_argument_count): Added, all readers of argument_count
5186 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5189 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5190 (struct ipcp_lattice): Renamed cval_type to type
5191 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5193 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5194 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5195 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5196 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5197 (build_const_val): Changed the type of parameter cvalue to tree
5198 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5199 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5201 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5204 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5205 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5206 (ipa_add_method): Renamed to ipa_push_func_to_list
5207 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5208 (ipa_callsite_param_count): Removed.
5209 (ipa_callsite_param_count_set): Removed.
5210 (ipa_callsite_param): Removed.
5211 (ipa_callsite_callee): Removed.
5212 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5213 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5214 (ipa_method_formal_count): Removed.
5215 (ipa_method_formal_count_set): Removed.
5216 (ipa_method_get_tree): Removed.
5217 (ipa_method_tree_map_create): Removed.
5218 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5219 (ipa_create_param_decls_array): Creates the array itself
5220 (ipa_create_param_decls_array): Temporary variable info instead of
5222 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5223 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5224 (get_type): Removed.
5225 (ipa_jf_get_info_type): Removed.
5226 (ipa_node_create): Renamed to ipa_create_node_params
5227 (ipa_free): Renamed to ipa_free_all_node_params
5228 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5229 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5230 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5231 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5232 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5233 ipa_free_all_edge_args
5234 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5235 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5236 (ipa_create_methodlist_node): Removed.
5237 (ipa_methodlist_method): Removed.
5238 (ipa_methodlist_method_set): Removed.
5239 (ipa_methodlist_next_method): Removed.
5240 (ipa_methodlist_next_method_set): Removed.
5241 (ipa_method_is_modified): Removed.
5242 (ipa_method_modify_create): Removed.
5243 (ipa_method_modify_init): Temporary variable info instead of a few
5245 (ipa_detect_param_modifications): Temporary variable info instead of
5247 (ipa_compute_jump_functions): Temporary variable info instead of
5249 (ipa_method_modify_set): Removed.
5250 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5251 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5252 than craph_node as the first parameter.
5253 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5254 (ipa_method_modify_init): Removed.
5255 (ipa_compute_jump_functions): Added a temp variable instead of
5256 repeatadly dereferencing the cgraph_edge.aux pointer
5257 (ipa_callsite_param_set_type): Removed.
5258 (ipa_compute_jump_functions): i renamed to index and moved to
5260 (ipa_callsite_param_set_info_type_formal): Removed.
5261 (ipa_callsite_param_set_info_type): Removed.
5262 (ipa_callsite_param_map_create): Removed.
5263 (ipa_callsite_tree): Removed.
5264 (ipa_callsite_caller): Removed.
5265 (ipa_pop_func_from_list): return_method removed to return_func
5267 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5268 prefixed all values with IPA_. Changed all users.
5269 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5270 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5271 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5272 (union parameter_info): Renamed to jump_func_value.
5273 (union jump_func_value): Renamed value to constant
5274 (struct ipa_jump_func): Renamed info_type to value
5275 (struct ipa_node): Renamed to ipa_node_params
5276 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5277 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5278 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5279 (struct ipa_edge): Renamed to ipa_edge_args
5280 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5281 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5282 (struct ipa_methodlist): Renamed to ipa_func_list
5283 (struct ipa_func_list): method_p renamed to node, next_method
5285 (ipa_methodlist_p): Removed, switched all users to struct pointer
5286 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5288 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5290 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5291 (rs6000_emit_epilogue): Use backchain to restore only when we
5292 have a large frame. Make use of frame pointer to restore if we
5293 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5295 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5297 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5298 Add mode to zero_extract.
5299 (sign bit tests peepholes): (Ditto.).
5301 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5303 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5304 Instructions in comments with SSE3.
5305 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5306 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5307 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5308 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5309 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5310 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5311 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5312 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5313 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5314 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5315 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5316 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5317 (bdesc_sse_args): Renamed to ...
5318 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5319 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5320 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5322 (bdesc_1arg): Moved to ...
5324 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5325 Instructions in comments with SSE3.
5326 (ix86_expand_sse_operands_builtin): Renamed to ...
5327 (ix86_expand_args_builtin): This. Updated.
5328 (ix86_expand_unop1_builtin): Update comments.
5329 (ix86_expand_builtin): Updated.
5331 2008-04-29 Richard Guenther <rguenther@suse.de>
5333 PR tree-optimization/36078
5334 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5335 Update virtual SSA form after cleaning up the CFG.
5337 2008-04-29 Richard Guenther <rguenther@suse.de>
5340 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5342 2008-04-29 Richard Guenther <rguenther@suse.de>
5344 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5345 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5346 (compute_flow_insensitive_aliasing): Do not treat
5347 PTR_IS_REF_ALL pointers special.
5348 (get_smt_for): Likewise.
5349 (may_alias_p): Re-structure.
5350 (is_escape_site): A ref-all pointer conversion is not an escape site.
5351 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5352 PTR_IS_REF_ALL pointers special.
5353 * tree-ssa-structalias.h (struct alias_info): Remove
5354 ref_all_symbol_mem_tag field.
5355 (PTR_IS_REF_ALL): Remove.
5357 2008-04-29 Richard Guenther <rguenther@suse.de>
5360 * fold-const.c (extract_muldiv_1): In combining division constants
5361 make sure to never overflow.
5363 2008-04-29 Nick Clifton <nickc@redhat.com>
5365 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5367 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5370 * optc-gen.awk: Work around HP-UX/IA awk bug.
5372 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5374 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5377 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5380 * config/i386/i386.md
5381 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5382 Change operand 1 predicate to nonimmediate_operand.
5384 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5387 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5389 * gengtype.c (walk_type, write_func_for_structure): Handle
5391 * doc/gty.texi: Document chain_circular.
5393 2008-04-28 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/36066
5396 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5399 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5402 * config/i386/i386.md
5403 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5404 Use match_scratch instead of match_operand for operands 3 and 4.
5406 2008-04-27 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/18754
5409 PR tree-optimization/34223
5410 * tree-pass.h (pass_complete_unrolli): Declare.
5411 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5412 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5413 Rewrite loop into loop closed SSA form if it is not already.
5414 (tree_unroll_loops_completely): Re-structure to iterate over
5415 innermost loops with intermediate CFG cleanups.
5416 Unroll outermost loops only if requested or the code does not grow
5418 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5419 loops are available.
5420 (tree_vectorize): Instead do so here.
5421 (tree_complete_unroll): Also unroll outermost loops.
5422 (tree_complete_unroll_inner): New function.
5423 (gate_tree_complete_unroll_inner): Likewise.
5424 (pass_complete_unrolli): New pass.
5425 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5426 uses outside of the loop.
5427 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5428 form if it is available.
5429 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5430 * passes.c (init_optimization_passes): Schedule complete inner
5431 loop unrolling pass before the first CCP pass after final inlining.
5433 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5435 * targhooks.h (default_emutls_var_fields,
5436 default_emutls_var_init): Declare.
5437 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5438 * target.h (struct gcc_target): Add struct emutls member.
5439 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5440 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5441 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5442 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5443 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5444 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5445 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5446 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5447 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5448 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5449 emit debug information.
5450 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5451 * varasm.c: Include targhooks.h.
5452 (emutls_object_section, emutls_tmpl_section): New.
5453 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5454 (EMUTLS_SEPARATOR): New.
5456 (get_emutls_object_name): New.
5457 (default_emutls_var_fields): New, broken out of ...
5458 (get_emutls_object_type): ... here. Adjust to use target hooks.
5459 (get_emutls_init_templ_addr): Adjust to use target hooks.
5460 (emutls_decl): Adjust to use target hooks.
5461 (emutls_finish): Likewise.
5462 (default_emutls_var_init): New, broken out of ...
5463 (assemble_variable): ... here. Adjust to use target hooks.
5464 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5466 * c-common.c (handle_section_attribute): Prevent overriding
5467 sections for emulated tls with special sections.
5468 * config/i386/i386.c (x86_64_elf_select_section): Add
5469 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5470 (x86_64_elf_unique_section): Likewise.
5471 * config/vxworks.c: Include tree.h.
5472 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5473 (vxworks_override_options): Set TLS scheme.
5474 * doc/tm.texi (Emulated TLS): New node.
5476 2008-04-26 Simon Baldwin <simonb@google.com>
5479 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5480 with propagated string constants.
5482 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5484 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5485 constraint for operand 2 when operand 0 is memory operand.
5486 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5487 operand 0 is memory operand.
5488 (fix_trunc<mode>_i387_with_temp): Ditto.
5489 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5490 operand 2 when operand 1 is memory operand.
5491 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5492 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5493 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5494 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5495 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5496 operands 2,3 and 4 when operand 1 is memory operand.
5497 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5499 (fistdi2_floor_with_temp): Ditto.
5500 (fist<mode>2_floor_with_temp): Ditto.
5501 (fistdi2_ceil_with_temp): Ditto.
5502 (fist<mode>2_ceil_with_temp): Ditto.
5503 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5505 2008-04-26 David Daney <ddaney@avtrex.com>
5507 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5509 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5510 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5511 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5512 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5513 (compare_and_swap_12): New insn.
5514 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5515 * config/mips/mips.c (mips_force_binary): New function.
5516 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5517 (mips_expand_compare_and_swap_12): New function.
5518 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5520 2008-04-25 Jan Hubicka <jh@suse.cz>
5523 * cfgexpand.c (pass_expand): Turn into RTL pass.
5524 * passes.c (execute_one_pass): Do pass typechecking after execution.
5525 * tree-pass.h (pass_expand): Turn into RTL pass.
5527 * function.h (struct rtl_data): Move here fields
5528 accesses_prior_frames, calls_eh_return, saves_all_registers,
5529 has_nonlocal_goto, has_asm_statement, is_thunk,
5530 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5531 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5532 arg_pointer_save_area_init from struct function; turn into bool.
5533 (struct function): Move
5534 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5535 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5536 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5537 tail_call_emit, arg_pointer_save_area_init
5538 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5539 (current_function_returns_struct, current_function_returns_pcc_struct,
5540 current_function_calls_setjmp, current_function_calls_alloca,
5541 current_function_accesses_prior_frames,
5542 current_function_calls_eh_return, current_function_is_thunk,
5543 current_function_stdarg, current_function_profile,
5544 current_function_limit_stack, current_function_uses_pic_offset_table,
5545 current_function_uses_const_pool, current_function_has_nonlocal_label,
5546 current_function_saves_all_registers,
5547 current_function_has_nonlocal_goto,
5548 current_function_has_asm_statement): Remove accesor macros.
5549 * ra-conflict.c (global_conflicts): Update.
5550 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5551 (suitable_for_tail_call_opt_p): Update.
5552 * builtins.c (expand_builtin_return_addr): Update.
5553 (expand_builtin_setjmp_setup): Update.
5554 (expand_builtin_nonlocal_goto): Update.
5555 * final.c (final_start_function): Update.
5556 (profile_function): Update.
5557 (leaf_function_p): Update.
5558 (only_leaf_regs_used): Update.
5559 * df-scan.c (df_get_exit_block_use_set): Update.
5560 * dojump.c (clear_pending_stack_adjust): Update.
5561 * tree-stdarg.c (gate_optimize_stdarg): Update.
5562 * gimple-low.c (lower_function_body): Update.
5563 * global.c (compute_regsets): Update.
5564 (global_alloc): Update.
5565 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5566 * expr.c (expand_assignment): Update.
5567 * dse.c (dse_step0): Update.
5568 (dse_step1): Update.
5569 * c-decl.c (store_parm_decls): Update.
5570 * local-alloc.c (combine_regs): Update.
5571 (find_free_reg): Update.
5572 * function.c (assign_parms_augmented_arg_list): Update.
5573 (assign_parm_find_data_types): Update.
5574 (assign_parms): Update.
5575 (allocate_struct_function): Update.
5576 (expand_function_start): Update.
5577 (expand_function_end): Update.
5578 (get_arg_pointer_save_area): Update.
5579 (thread_prologue_and_epilogue_insns): Update.
5580 (rest_of_match_asm_constraints): Update.
5581 * stor-layout.c (variable_size): Update.
5582 * gcse.c (gcse_main): Update.
5583 (bypass_jumps): Update.
5584 * gimplify.c (gimplify_function_tree): Update.
5585 * calls.c (emit_call_1): Update.
5586 (expand_call): Update.
5587 * bt-load.c (compute_defs_uses_and_gen): Update.
5588 * except.c (sjlj_assign_call_site_values): Update.
5589 (sjlj_emit_function_enter): Update.
5590 (can_throw_external): Update.
5591 (set_nothrow_function_flags): Update.
5592 (expand_builtin_unwind_init): Update.
5593 (expand_eh_return): Update.
5594 (convert_to_eh_region_ranges): Update.
5595 (output_function_exception_table): Update.
5596 * emit-rtl.c (gen_tmp_stack_mem): Update.
5597 * cfgexpand.c (expand_used_vars): Update.
5598 (tree_expand_cfg): Update.
5599 * cfgcleanup.c (rest_of_handle_jump): Update.
5600 * explow.c (allocate_dynamic_stack_space): Update.
5601 * varasm.c (assemble_start_function): Update.
5602 (force_const_mem): Update.
5603 (mark_constant_pool): Update.
5604 * tree-optimize.c (tree_rest_of_compilation): Update.
5605 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5606 * tree-cfg.c (notice_special_calls): Update.
5607 (is_ctrl_altering_stmt): Update.
5608 (tree_can_make_abnormal_goto): Update.
5609 (tree_purge_dead_abnormal_call_edges): Update.
5610 * config/alpha/predicates.md: Update.
5611 * config/alpha/alpha.c (alpha_sa_mask): Update.
5612 (alpha_sa_size): Update.
5613 (alpha_does_function_need_gp): Update.
5614 (alpha_expand_prologue): Update.
5615 (alpha_start_function): Update.
5616 (alpha_output_function_end_prologue): Update.
5617 (alpha_expand_epilogue): Update.
5618 * config/frv/frv.c (frv_stack_info): Update.
5619 (frv_expand_epilogue): Update.
5620 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5621 (s390_register_info): Update.
5622 (s390_frame_info): Update.
5623 (s390_init_frame_layout): Update.
5624 (s390_can_eliminate): Update.
5625 (save_gprs): Update.
5626 * config/spu/spu.c (spu_split_immediate): Update.
5627 (need_to_save_reg): Update.
5628 (spu_expand_prologue): Update.
5629 (spu_expand_epilogue): Update.
5630 * config/sparc/sparc.md: Update.
5631 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5632 (sparc_tls_got): Update.
5633 (legitimize_pic_address): Update.
5634 (sparc_emit_call_insn): Update.
5635 (sparc_expand_prologue): Update.
5636 (output_return): Update.
5637 (print_operand): Update.
5638 (sparc_function_ok_for_sibcall): Update.
5639 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5640 * config/m32r/m32r.md: Update.
5641 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5642 (m32r_compute_frame_size): Update.
5643 (m32r_expand_prologue): Update.
5644 (m32r_expand_epilogue): Update.
5645 (m32r_legitimize_pic_address): Update.
5646 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5647 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5648 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5650 (ix86_save_reg): Update.
5651 (ix86_compute_frame_layout): Update.
5652 (ix86_expand_prologue): Update.
5653 (ix86_expand_epilogue): Update.
5654 * config/sh/sh.c (output_stack_adjust): Update.
5655 (calc_live_regs): Update.
5656 (sh5_schedule_saves): Update.
5657 (sh_expand_prologue): Update.
5658 (sh_expand_epilogue): Update.
5659 (sh_setup_incoming_varargs): Update.
5660 (sh_allocate_initial_value): Update.
5661 (sh_get_pr_initial_val): Update.
5662 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5663 * config/sh/sh.md (label:): Update.
5664 * config/avr/avr.c (out_movhi_mr_r): Update.
5665 * config/crx/crx.h (enum): Update.
5666 * config/xtensa/xtensa.h (along): Update.
5667 * config/stormy16/stormy16.c Update.
5668 (xstormy16_compute_stack_layout): Update.
5669 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5670 (fr30_expand_prologue): Update.
5671 * config/cris/cris.c (cris_conditional_register_usage): Update.
5672 (cris_reg_saved_in_regsave_area): Update.
5673 (cris_initial_frame_pointer_offset): Update.
5674 (cris_simple_epilogue): Update.
5675 (cris_expand_prologue): Update.
5676 (cris_expand_epilogue): Update.
5677 (cris_expand_pic_call_address): Update.
5678 (cris_asm_output_symbol_ref): Update.
5679 (cris_asm_output_label_ref): Update.
5680 * config/cris/cris.md Update.
5681 * config/iq2000/iq2000.c (compute_frame_size): Update.
5682 (iq2000_expand_epilogue): Update.
5683 * config/mt/mt.h (save_direction): Update.
5684 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5685 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5686 (ia64_secondary_reload_class): Update.
5687 * config/m68k/m68k.c (m68k_save_reg): Update.
5688 (m68k_expand_prologue): Update.
5689 (m68k_expand_epilogue): Update.
5690 (legitimize_pic_address): Update.
5691 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5692 (first_reg_to_save): Update.
5693 (first_altivec_reg_to_save): Update.
5694 (compute_vrsave_mask): Update.
5695 (compute_save_world_info): Update.
5696 (rs6000_stack_info): Update.
5697 (spe_func_has_64bit_regs_p): Update.
5698 (rs6000_ra_ever_killed): Update.
5699 (rs6000_emit_eh_reg_restore): Update.
5700 (rs6000_emit_allocate_stack): Update.
5701 (rs6000_emit_prologue): Update.
5702 (rs6000_emit_epilogue): Update.
5703 (rs6000_output_function_epilogue): Update.
5704 (output_profile_hook): Update.
5705 (rs6000_elf_declare_function_name): Update.
5706 * config/rs6000/rs6000.h (rs6000_args): Update.
5707 * config/rs6000/rs6000.md: Update.
5708 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5709 * config/arc/arc.c (arc_output_function_epilogue): Update.
5710 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5711 * config/darwin.c (machopic_function_base_name): Update.
5712 * config/score/score3.c (score3_compute_frame_size): Update.
5715 (score3_epilogue): Update.
5716 * config/score/score7.c (score7_compute_frame_size): Update.
5717 (score7_prologue): Update.
5718 (score7_epilogue): Update.
5719 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5720 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5721 * config/arm/arm.c (use_return_insn): Update.
5722 (require_pic_register): Update.
5723 (arm_load_pic_register): Update.
5724 (arm_compute_save_reg0_reg12_mask): Update.
5725 (arm_compute_save_reg_mask): Update.
5726 (thumb1_compute_save_reg_mask): Update.
5727 (output_return_instruction): Update.
5728 (arm_output_function_prologue): Update.
5729 (arm_output_epilogue): Update.
5730 (arm_get_frame_offsets): Update.
5731 (arm_expand_prologue): Update.
5732 (thumb_pushpop): Update.
5733 (thumb_exit): Update.
5734 (thumb1_expand_prologue): Update.
5735 (thumb1_expand_epilogue): Update.
5736 (arm_unwind_emit): Update.
5737 (arm_output_fn_unwind): Update.
5738 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5739 * config/arm/arm.md: Update.
5740 * config/pa/pa.md: Update.
5741 * config/pa/pa.c (legitimize_pic_address): Update.
5742 (compute_frame_size): Update.
5743 (hppa_expand_prologue): Update.
5744 (hppa_expand_epilogue): Update.
5745 (borx_reg_operand): Update.
5746 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5747 (HARD_REGNO_RENAME_OK): Update.
5748 * config/mips/mips.c (mips_global_pointer): Update.
5749 (mips_save_reg_p): Update.
5750 (mips_compute_frame_info): Update.
5751 (mips_frame_pointer_required): Update.
5752 (mips_expand_prologue): Update.
5753 (mips_expand_epilogue): Update.
5754 (mips_can_use_return_insn): Update.
5755 (mips_reorg_process_insns): Update.
5756 * config/v850/v850.c (compute_register_save_size): Update.
5757 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5758 * config/mmix/mmix.c (along): Update.
5759 (mmix_expand_epilogue): Update.
5760 * config/bfin/bfin.c (legitimize_pic_address): Update.
5761 (must_save_p): Update.
5762 (stack_frame_needed_p): Update.
5763 (add_to_reg): Update.
5764 (bfin_expand_prologue): Update.
5765 * stmt.c (expand_asm_operands): Update.
5766 * reload1.c (reload): Update.
5767 (init_elim_table): Update.
5769 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5771 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5773 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5775 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5776 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5777 (mov<mode>): Removed.
5778 (*movv4sf_internal): Likewise.
5779 (*movv2df_internal): Likewise.
5781 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5783 * config.gcc (crx-*-elf): Remove deprecation.
5785 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5787 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5788 __gcc_deregister_frame with atexit.
5789 (deregister_frame_dtor): Remove.
5791 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5792 Nathan Sidwell <nathan@codesourcery.com>
5794 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5796 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5797 (rs6000_isel): Likewise.
5798 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5799 (rs6000_isel): New variable.
5800 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5802 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5805 * c-common.c (handle_vector_size_attribute): Call
5806 lang_hooks.types.reconstruct_complex_type instead of
5807 reconstruct_complex_type.
5808 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5809 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5810 * langhooks.h (struct lang_hooks_for_types): Add
5811 reconstruct_complex_type hook.
5812 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5813 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5815 2008-04-24 Richard Guenther <rguenther@suse.de>
5817 * c-common.h (check_builtin_function_arguments): Declare.
5818 * c-common.c (validate_nargs): New function.
5819 (check_builtin_function_arguments): Likewise.
5820 * c-typeck.c (build_function_call): Call
5821 check_builtin_function_arguments.
5822 * builtins.c (fold_builtin_classify): Remove error reporting code.
5823 (fold_builtin_unordered_cmp): Likewise.
5824 (fold_builtin_1): Likewise.
5825 (fold_builtin_n): Likewise.
5827 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5829 PR tree-optimization/36008
5830 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5831 the original op1, rather than delta by step.
5833 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5834 Sebastian Pop <sebastian.pop@amd.com>
5836 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5837 eliminate_local_variables_stmt, eliminate_local_variables,
5838 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5839 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5840 of code delimited by two edges in the CFG.
5841 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5842 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5843 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5844 the case of parallelisation of reductions.
5845 (expr_invariant_in_region_p): New.
5847 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5848 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5850 2008-04-24 Ira Rosen <irar@il.ibm.com>
5851 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/36034
5854 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5855 incapable of dealing with loads with gaps.
5857 2008-04-24 Rafael Espindola <espindola@google.com>
5859 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5860 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5861 vrp_evaluate_conditional.
5862 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5863 (vrp_evaluate_conditional): Split the cond argument.
5864 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5865 (simplify_stmt_for_jump_threading): Update call to
5866 vrp_evaluate_conditional.
5868 2008-04-24 Ira Rosen <irar@il.ibm.com>
5870 PR tree-optimization/35982
5871 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5872 interleaved data-refs are of the same type.
5874 2008-04-24 Danny Smith <dannysmith@users.net>
5876 * c-format.c (check_format_info_main): Use strncmp rather than a
5877 magic prefix to handle multichar length specs.
5878 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5879 Don't prefix "I64" and "I32" with '\0'.
5881 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5884 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5885 in registers for -m32 only if stdarg_p (fntype).
5887 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5889 PR rtl-optimization/36006
5890 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5891 temp to op0 in order to avoid invalid rtx sharing.
5893 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5895 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5896 check TREE_INVARIANT.
5897 * tree-gimple.c (is_gimple_address): New.
5898 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5899 * tree-gimple.h (is_gimple_address): New.
5900 * tree.h (decl_address_invariant_p): New.
5901 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5902 (build_string): Likewise.
5903 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5904 (tree_invariant_p_1): Likewise.
5905 (save_expr): Use it.
5906 (tree_invariant_p): New.
5907 (skip_simple_arithmetic): Use it.
5908 (stabilize_reference_1): Use it.
5909 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5911 (build1_stat): Drop code to compute TREE_INVARIANT.
5912 (build2_stat): Drop code to compute TREE_INVARIANT.
5913 (build3_stat): Drop code to compute TREE_INVARIANT.
5914 (build4_stat): Drop code to compute TREE_INVARIANT.
5915 (build5_stat): Drop code to compute TREE_INVARIANT.
5916 (build7_stat): Drop code to compute TREE_INVARIANT.
5917 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5918 * tree.h (struct tree_base): Remove invariant_flag.
5919 (TREE_INVARIANT): Remove.
5920 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5921 (fold_builtin_expect): Check TREE_CONSTANT.
5922 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5923 * c-tree.h (c_expr_to_decl): Drop third parameter.
5924 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5925 (build_c_cast): Don't set TREE_INVARIANT.
5926 (pop_init_level): Don't set TREE_INVARIANT.
5927 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5928 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5930 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5931 (gimplify_addr_expr): Adjust comment.
5932 * tree-mudflap.c (mf_build_string):
5933 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5934 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5935 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5936 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5937 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5938 * langhooks.h (struct lang_hooks): Drop third parameter from
5941 2008-04-23 Richard Guenther <rguenther@suse.de>
5943 PR tree-optimization/27799
5944 PR tree-optimization/32921
5945 PR tree-optimization/32624
5946 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5947 SMTs aliases and the tag itself into the solution.
5948 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5949 merge the points-to solution back into the SMT aliases.
5950 (may_alias_p): Use alias_set_subset_of instead of
5951 aliases_conflict_p. A pointer which points to
5952 memory with alias set zero may access any variable.
5954 2008-04-23 Richard Guenther <rguenther@suse.de>
5956 * alias.c (alias_set_subset_of): Correctly handle asking
5957 if zero is a subset of an alias set with zero child.
5958 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5959 (compute_flow_insensitive_aliasing): Correctly walk all
5960 pointers. Do not unnecessarily union sets.
5962 2008-04-23 Richard Guenther <rguenther@suse.de>
5965 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5967 2008-04-22 Tomas Bily <tbily@suse.cz>
5969 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5971 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5973 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5974 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5975 * tree-inline.c (estimate_num_insns_1): Likewise.
5976 * varasm.c (const_hash_1, compare_constant, copy_constant)
5977 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5978 * emit-rtl.c (component_ref_for_mem_expr)
5979 (set_mem_attributes_minus_bitpos): Likewise.
5980 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5981 (is_aligning_offset): Likewise.
5982 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5983 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5984 * dojump.c (do_jump): Likewise.
5985 * builtins.c (get_pointer_alignment, get_memory_rtx)
5986 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5987 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5989 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5991 PR rtl-optimization/36017
5992 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5993 expanding the library call.
5995 2008-04-22 Ian Lance Taylor <iant@google.com>
5997 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6000 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6002 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6003 of LR/CTR moves for Power6.
6005 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6008 * passes.c (init_optimization_passes): Remove
6009 pass_fast_rtl_byte_dce.
6011 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6015 builtin functions to generate faster code.
6016 (_mm_cvtpu16_ps): Ditto.
6017 (_mm_cvtpi32x2_ps): Ditto.
6019 2008-04-22 Nick Clifton <nickc@redhat.com>
6021 * common.opt (ftree-loop-distribution): Add Optimization
6024 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6025 (frv_expand_builtin_va_start): Likewise.
6027 * config/arm/arm.c (thumb_find_work_register): Fix location of
6028 argument register count.
6030 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6032 Support scheduling for ColdFire V1 and V3 microarchitecture.
6033 Improve scheduling of multiplication instructions.
6035 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6036 (mac): New instruction attribute.
6037 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6038 (m68k_sched_mac): New variable.
6039 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6040 Handle cfv1 and cfv3.
6041 (max_insn_size): New static variable.
6042 (struct _sched_ib): New type.
6043 (sched_ib): New static variable.
6044 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6045 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6046 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6048 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6049 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6050 new variables. Update.
6051 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6052 Add modeling of cfv3 instruction buffer. Update.
6053 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6054 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6055 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6056 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6057 a particular reservation applies to.
6058 (type2): Reorganize attribute values. Rename alu to alu_reg,
6059 alu_l to alu, move_l to omove. Join move to alu. Split mul
6061 (cf_ib_*): Simplify description of instruction buffer.
6062 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6063 (cf_mem): Split into cf_mem1 and cf_mem2.
6064 (cf_v2_move_??): Rename to cfv12_alu_??.
6065 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6066 (cf_v2_mul_??): Remove reservations.
6067 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6068 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6069 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6071 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6072 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6073 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6074 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6075 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6076 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6077 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6078 expansions of the above reservations for instructions of sizes
6081 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6083 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6085 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6087 * coverage.c: Include tree-pass.h.
6088 (coverage_counter_alloc): Print da_file_name to the dump file.
6090 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6092 * sbitmap.c (sbitmap_range_empty_p): New function.
6093 * sbitmap.h (sbitmap_range_empty_p): New function.
6094 * bitmap.h: Now includes obstack.h.
6096 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6097 Kenneth Zadeck <zadeck@naturalbridge.com>
6099 * dbgcnt.def (ra_byte_scan): Added.
6100 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6101 when the last hit happens for a counter.
6102 * timevar.def (TV_DF_BYTE_LR): New variable.
6103 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6104 * passes.c (pass_fast_rtl_byte_dce): New pass.
6105 * fwprop.c (update_df): Added mode to call df_ref_create.
6106 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6107 DF_REF_EXTRACT_OFFSET.
6108 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6109 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6111 (df_ref_extract): Added mode field.
6112 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6113 DF_REF_EXTRACT_OFFSET.
6114 (DF_REF_EXTRACT_MODE): New macro.
6115 (df_byte_lr_bb_info): New structure.
6116 (df_print_byte_regset, df_compute_accessed_bytes,
6117 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6118 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6119 df_byte_lr_simulate_uses,
6120 df_byte_lr_simulate_artificial_refs_at_top,
6121 df_byte_lr_simulate_artificial_refs_at_end,
6122 df_compute_accessed_bytes): New function.
6123 (df_ref_create): Add parameter.
6124 (df_byte_lr_get_bb_info): New inline function.
6125 * df-scan.c (df_ref_record, df_uses_record,
6126 df_ref_create_structure): Added mode parameter.
6127 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6128 df_defs_record, df_uses_record, df_get_conditional_uses,
6129 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6130 df_entry_block_defs_collect, df_exit_block_uses_collect):
6131 Added mode parameter to calls to df_ref_record, df_uses_record,
6132 df_ref_create_structure.
6133 (df_ref_equal_p, df_ref_compare): Added test for modes.
6134 (df_ref_create_structure): Added code to set mode. Renamed
6135 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6136 DF_REF_EXTRACT_OFFSET.
6137 * df-core.c (df_print_byte_regset): New function.
6138 * df-byte-scan.c: New file.
6139 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6140 calls to BITMAP_FREE.
6141 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6142 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6143 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6144 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6145 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6146 df_byte_lr_local_compute, df_byte_lr_init,
6147 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6148 df_byte_lr_transfer_function, df_byte_lr_free,
6149 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6150 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6151 df_byte_lr_simulate_uses,
6152 df_byte_lr_simulate_artificial_refs_at_top,
6153 df_byte_lr_simulate_artificial_refs_at_end): New function.
6154 * dce.c (byte_dce_process_block): New function.
6155 (dce_process_block): au is now passed in rather than computed
6156 locally. Changed loops that look at artificial defs to not look
6157 for conditional or partial ones, because there never are any.
6158 (fast_dce): Now is able to drive byte_dce_process_block or
6159 dce_process_block depending on the kind of dce being done.
6160 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6161 (rest_of_handle_fast_byte_dce): New function.
6162 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6163 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6165 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6168 * gcc.h: Added fortran options that take arguments to
6169 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6172 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6174 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6175 scalarization if on the LHS and not a full access.
6177 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6179 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6181 2008-04-18 Rafael Espindola <espindola@google.com>
6183 * tree-vrp.c (find_case_label_index): Fix the binary search.
6184 (find_case_label_range): New.
6185 (vrp_visit_switch_stmt): Use find_case_label_range.
6186 (simplify_switch_using_ranges): Use find_case_label_range.
6188 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6190 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6191 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6193 2008-04-18 Tom Tromey <tromey@redhat.com>
6196 * doc/cpp.texi (Implementation-defined behavior): Mention
6199 2008-04-18 Ian Lance Taylor <iant@google.com>
6201 * fold-const.c (pointer_may_wrap_p): New static function.
6202 (fold_comparison): Add another test for pointer overflow. Use
6203 pointer_may_wrap_p to disable some false positives.
6205 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6207 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6208 (fname_as_string): Match updated cpp_interpret_string prototype.
6209 (fix_string_type): Support char16_t* and char32_t*.
6210 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6211 derivative) nodes. Register as builtin if C++0x.
6212 (c_parse_error): Support CPP_CHAR{16,32}.
6213 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6214 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6215 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6216 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6217 CTI_CHAR32_ARRAY_TYPE>: New elements.
6218 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6219 char32_type_node, signed_char32_type_node, char16_array_type_node,
6220 char32_array_type_node): New defines.
6221 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6222 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6223 (lex_string): Support CPP_STRING{16,32}, match updated
6224 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6225 (lex_charconst): Support CPP_CHAR{16,32}.
6226 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6227 and CPP_STRING{16,32}.
6229 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6232 * aclocal.m4: Regenerate.
6233 * configure: Regenerate.
6235 2008-04-18 Jan Hubicka <jh@suse.cz>
6237 * except.c (dw2_size_of_call_site_table,
6238 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6240 * cgraphbuild.c (build_cgraph_edges): Update.
6241 * tree-pass.h: Update comment.
6242 * final.c (leaf_function_p): Update.
6243 (leaf_renumber_regs): Update.
6244 (rest_of_clean_state): Update.
6245 * omp-low.c (expand_omp_parallel): Update.
6246 * ipa-reference.c (analyze_function): Update.
6247 * reorg.c (find_end_label): Update.
6248 (optimize_skip): Update.
6249 (fill_simple_delay_slots): Update.
6250 (fill_simple_delay_slots): Update.
6251 (make_return_insns): Update.
6252 (dbr_schedule): Update.
6253 * gimple-low.c (record_vars_into): Update.
6254 * cfgbuild.c (make_edges): Update.
6255 * function.c (assign_stack_local): Update.
6256 (assign_parm_adjust_stack_rtl): Update.
6257 (locate_and_pad_parm): Update.
6258 (allocate_struct_function): Do not initialize stack_alignment_needed
6259 and preferred_stack_boundary here.
6260 (stack_protect_prologue): Update.
6261 (stack_protect_epilogue): Update.
6262 (expand_function_start): Initialize stack_alignment_needed,
6263 preferred_stack_boundary and max_jumptable_ents.
6264 (expand_function_end): Update.
6265 (free_after_compilation): Do not NULLify epilogue_delay_list.
6266 * function.h (struct rtl_data): Add stack_protect_guard,
6267 stack_alignment_needed,
6268 preferred_stack_boundary, epilogue_delay_list.
6269 (struct function): Remove value_histograms, stack_alignment_needed,
6270 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6272 unexpanded_var_list, stack_protect_guard.
6273 (current_function_epilogue_delay_list): Remove.
6274 * ipa-type-escape.c (analyze_function): Update.
6275 * gimplify.c (pop_gimplify_context): Update comment.
6276 * calls.c (expand_call): Update.
6277 (emit_library_call_value_1): Update.
6278 * except.c (set_nothrow_function_flags): Update.
6279 * cfgexpand.c (get_decl_align_unit): Update.
6280 (create_stack_guard): Update.
6281 (estimated_stack_frame_size): Update.
6282 (expand_used_vars): Update.
6283 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6284 * explow.c (allocate_dynamic_stack_space): Update.
6285 * tree-ssa-live.c (remove_unused_locals): Update.
6286 * varasm.c (mark_constant_pool): Update.
6287 * tree-inline.c (remap_decls): Update.
6288 (initialize_cfun): Update.
6289 (declare_return_variable): Update.
6290 (inline_forbidden_p): Update.
6291 (expand_call_inline): Update.
6292 (declare_inline_vars): Update.
6293 (tree_function_versioning): Update.
6294 * tree-flow.h (value_histograms): New.
6295 (VALUE_HISTOGRAMS): New macro.
6296 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6298 * tree-cfg.c (set_bb_for_stmt): Update.
6299 (replace_by_duplicate_decl): Update.
6300 (move_block_to_fn): Update.
6301 (new_label_mapper): Update.
6302 (dump_function_to_file): Update.
6303 * ipa-struct-reorg.c (build_data_structure): Update.
6304 * cfgrtl.c (print_rtl_with_bb): Update.
6305 * reload1.c (reload): Update.
6307 * config/i386/i386.c (setup_incoming_varargs_64,
6308 ix86_compute_frame_layout): Update.
6309 * config/arc/arc.c (arc_output_function_epilogue): Update.
6311 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6313 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6314 for FreeBSD as well.
6315 * gthr-posix95.h: Likewise.
6317 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6319 PR rtl-optimization/35838
6320 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6321 out the byte offset of the first subreg.
6323 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6325 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6326 to split_ti instead of three separate calls with single member arrays.
6327 (subti3 splitter): Ditto.
6328 (adddi3 splitter): Ditto with split_di.
6329 (subdi3 splitter): Ditto.
6330 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6331 two separate calls with single member arrays. Swap match_dup
6332 operands 1 and 2 to better fit into the array.
6333 (negdi2 splitter): Ditto with split_di.
6334 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6335 two separate calls with single member arrays. Swap match_dup operands
6336 6 and 7 to better fit into the array.
6338 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6340 * config/i386/i386.c (sse_builtin_type): New.
6341 (bdesc_sse_args): Likewise.
6342 (bdesc_sse_3arg): Removed.
6343 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6344 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6345 IX86_BUILTIN_ROUNDPS.
6346 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6347 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6348 IX86_BUILTIN_ROUNDPS.
6349 (ix86_expand_sse_4_operands_builtin): Removed.
6350 (ix86_expand_sse_operands_builtin): New.
6351 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6352 and CODE_FOR_sse4_1_roundps.
6353 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6354 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6356 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6359 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6360 regs before frame pop when needed. If use_backchain_to_restore_sp
6361 then load backchain into a temp reg to restore vr and vrsave. Add
6362 code to restore vr after frame pop if possible.
6364 2008-04-17 Richard Guenther <rguenther@suse.de>
6366 * tree-vn.c (expressions_equal_p): Do not check type
6367 equality or compatibility before calling operand_equal_p.
6368 * fold-const.c (operand_equal_p): Check equivalence of
6369 integer constants before bailing out due to signedness or
6370 precision differences.
6371 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6372 spurious differences in type qualification. Ignore types
6373 for COMPONENT_REFs at all.
6375 2008-04-17 Christian Bruel <christian.bruel@st.com>
6377 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6378 msw_skip comparison.
6380 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6383 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6386 PR tree-optimization/35899
6387 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6388 rather than TREE_OPERAND.
6390 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6393 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6394 temporary registers. Change operand predicate to general_operand.
6395 (remainderxf3): Ditto.
6397 2008-04-16 Richard Guenther <rguenther@suse.de>
6399 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6400 * tree-affine.c (aff_combination_expand): Look through some
6403 2008-04-15 Doug Kwan <dougkwan@google.com>
6405 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6407 * tree-pretty-print.c (dump_generic_node): Ditto.
6408 * final.c (output_addr_const): Ditto.
6409 * dwarf2out.c (output_cfi): Ditto.
6410 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6411 * print-rtl.c (print_rtx): Ditto.
6412 * print-tree.c (print_node_brief, print_node): Ditto.
6413 * c-common.c (match_case_to_enum_1): Ditto.
6414 * sched-vis.c (print_value): Ditto.
6415 * config/i386/i386.c (print_operand): Cast to long unsigned int
6418 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6419 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6420 MS Windows VirtualProtect function.
6422 2008-04-15 Jan Hubicka <jh@suse.cz>
6424 * gengtype.c (write_root): Param_is argument is OK.
6425 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6426 * function.h: Include varray.h
6427 (rtl_eh): New stucture based on except.c one.
6428 (call_site_record): New forward declaration and vector type.
6429 * calls.c (emit_call_1): Do not call
6430 note_current_region_may_contain_throw.
6431 * except.c (eh_status): Remove cur_region, try_region since they are
6433 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6434 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6435 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6436 Remove call_site_data_used, call_site_data_size.
6437 Turn call_site_record into vector in function.h.
6438 (note_current_region_may_contain_throw): Remove.
6439 (get_exception_pointer, get_exception_filter): Do not take struct
6440 function argument; update.
6441 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6442 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6443 build_post_landing_pads, dw2_build_landing_pads,
6444 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6445 sjlj_emit_function_enter, sjlj_emit_function_enter,
6446 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6447 sjlj_build_landing_pads, finish_eh_generation,
6448 remove_exception_handler_label, remove_eh_handler,
6449 maybe_remove_eh_handler, add_reachable_handler,
6450 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6451 add_action_record, collect_one_action_chain, add_call_site,
6452 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6453 sjlj_output_call_site_table, output_function_exception_table,
6454 * except.h (note_current_region_may_contain_throw): Remove
6455 (get_exception_pointer, get_exception_filter): Do not take struct
6457 * Makefile.in (GTFILES): Put varargs before struct function.
6459 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6461 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6462 punt for STRING_CST.
6463 (get_constraint_for): Deal with STRING_CST here instead.
6465 2008-04-15 Richard Guenther <rguenther@suse.de>
6467 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6468 statements in a basic-block with a backward walk. Do not
6469 substitute into dead statements but instead remove those.
6471 2008-04-15 Richard Guenther <rguenther@suse.de>
6473 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6474 to zero, thus disable creation of SFTs.
6476 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6478 * tree-predcom.c (suitable_reference_p): Return false if the
6479 reference can throw.
6481 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6484 * c-decl.c (finish_decl): If extern or static var has variable
6485 size, set TREE_TYPE (decl) to error_mark_node.
6487 2008-04-15 Rafael Espindola <espindola@google.com>
6489 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6492 2008-04-15 Richard Guenther <rguenther@suse.de>
6494 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6495 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6496 (visit_reference_op_load): Do walk vuse-vdef chains on
6497 vn_reference_lookup.
6498 (visit_reference_op_store): But do not here.
6499 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6500 vn_reference_lookup.
6501 (vn_lookup_with_vuses): But do so here.
6503 2008-04-14 Ian Lance Taylor <iant@google.com>
6505 * fold-const.c (fold_overflow_warning): Remove assertion.
6507 2008-04-15 Ben Elliston <bje@au.ibm.com>
6509 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6510 temp1 local variables.
6512 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6515 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6516 ".text.unlikely" section as executable.
6518 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6520 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6521 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6522 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6523 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6524 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6525 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6526 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6528 2008-04-14 Ian Lance Taylor <iant@google.com>
6530 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6531 * fold-const.c (fold_comparison): If appropriate, test
6532 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6533 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6534 reassociating a pointer type.
6535 * doc/invoke.texi (Optimize Options): Document that
6536 -fstrict-overflow applies to pointer wraparound.
6538 2008-04-13 Jan Hubicka <jh@suse.cz>
6540 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6542 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6544 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6545 we are going to "save the world".
6547 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6549 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6550 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6551 operand 0 constraint, not "=".
6553 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6555 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6557 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6559 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6560 of size of positions_needed * CHAR_BIT.
6562 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6565 * dse.c (store_info): Change positions_needed to unsigned
6567 (lowpart_bitmask): New.
6568 (record_store): Cast to unsigned HOST_WIDE_INT for
6569 positions_needed. Assert width <= size of positions_needed *
6570 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6571 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6572 lowpart_bitmask to set mask.
6574 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6576 * config/bfin/constraints.md: New file.
6577 * config/bfin/bfin.md: Include it.
6578 (adddi3): Use satisfies_constraint functions instead of the old macros.
6579 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6580 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6581 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6582 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6583 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6584 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6585 EXTRA_CONSTRAINT): Delete.
6586 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6587 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6589 * config/bfin/bfin.c: Include "tm-constrs.h".
6590 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6591 Use satisfies_constraint functions instead of the old macros.
6592 * doc/md.texi (Blackfin Constraints): Update file name reference.
6594 2008-04-11 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/35869
6597 * tree-vrp.c (execute_vrp): Move switch statement update after
6598 jump threading. Schedule another cfg cleanup run.
6600 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6603 * attribs.c (decl_attributes): Return early on errorneous node.
6605 2008-04-10 Oleg Ryjkov <olegr@google.com>
6607 * tree.h (struct tree_base): Added a new flag default_def_flag.
6608 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6610 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6612 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6614 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6617 * pa.md: Define mode iterator P. Define mode attribute dwc.
6618 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6619 (icacheflush): Likewise.
6620 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6621 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6623 2008-04-11 Ben Elliston <bje@au.ibm.com>
6625 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6627 2008-04-10 Rafael Espindola <espindola@google.com>
6629 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6630 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6631 (extract_range_from_expr): The same.
6633 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6635 * config/mips/mips.md (GPR2): New mode iterator.
6637 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6638 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6639 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6640 Rewrite these to take two modes, the mode of comparison and the
6641 mode of the destination.
6642 * config/mips/mips.c (mips_expand_scc): Instead of having
6643 paradoxical subreg as destination, expand "narrowing" scc if mode
6644 of comparison is SI and target is requested in DI mode.
6645 (mips_emit_int_order_test): Update comment. Make mode of
6646 comparison match CMP0 rather than TARGET. When creating inverse
6647 target use mode of TARGET.
6649 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6651 * gcov-dump.c (tag_summary): Only print summaries for the first
6652 GCOV_COUNTERS_SUMMABLE counters.
6654 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6656 * config/i386/i386.md (absneg): New code iterator.
6657 (absnegprefix): New code attribute.
6658 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6659 patterns using absneg code iterator.
6660 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6661 using absneg code iterator.
6662 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6663 *neg<mode>2 patterns using absneg code iterator.
6664 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6665 *negextendsfdf2 patterns using absneg code iterator.
6666 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6667 *negextendsfxf2 patterns using absneg code iterator.
6668 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6669 *negextendsfdf2 patterns using absneg code iterator.
6670 * config/i386/sse.md (<code><mode>2): Macroize expander from
6671 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6673 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6675 * config/s390/s390.h: Remove the remains of the recent search
6676 & replace action of current_function_outgoing_args_size.
6678 2008-04-10 Ira Rosen <irar@il.ibm.com>
6680 PR tree-optimization/35821
6681 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6682 NEW_STMT_LIST is not NULL.
6684 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6687 * toplev.c (process_options): Remove -ffunction-sections debugging
6690 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6692 PR middle-end/PR28690
6693 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6694 than gen_rtx_fmt_ee to perform more canonicalizations.
6696 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6699 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6701 2008-04-09 Richard Guenther <rguenther@suse.de>
6703 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6704 (dump_function_to_file): Dump function arguments with types.
6706 2008-04-08 Richard Guenther <rguenther@suse.de>
6708 * fold-const.c (fold_widened_comparison): Do not allow
6709 sign-changes that change the result.
6711 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6714 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6715 kinds of indirect references.
6717 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6719 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6720 GNU Fortran language string.
6722 2008-04-08 Rafael Espindola <espindola@google.com>
6724 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6725 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6726 * tree.h (tree_call_nonnegative_warnv_p): New.
6728 2008-04-08 Jan Hubicka <jh@suse.cz>
6730 * function.c (free_after_compilation): Clear out regno_reg_rtx
6733 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6736 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6738 PR middle-end/PR28690
6739 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6740 same precedence as REG_POINTER and MEM_POINTER operands.
6742 2008-04-08 Richard Guenther <rguenther@suse.de>
6745 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6746 for adding index to base.
6748 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6750 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6751 (MINGW_ENABLE_EXECUTE_STACK): New.
6752 (IN_LIBGCC2): For libgcc include windows.h file for
6753 function declarations.
6755 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6757 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6758 and tem2 if tem1 is not a REG or MULT.
6760 2008-04-08 Jan Hubicka <jh@suse.cz>
6762 * function.h (incomming_args): Break out of struct function.
6763 (function_subsections): Break out of struct function.
6764 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6765 return_rtx and hard_reg_initial_vals from struct function.
6766 Kill inl_max_label_num.
6767 (current_function_pops_args, current_function_args_info,
6768 current_function_args_size, current_function_args_size,
6769 current_function_pretend_args_size,
6770 current_function_outgoing_args_size,
6771 current_function_internal_arg_pointer, current_function_return_rtx):
6772 Kill compatibility accestor macros.
6773 * builtins.c (expand_builtin_apply_args_1): Update.
6774 (expand_builtin_next_arg): Update.
6775 * df-scan.c (df_get_call_refs): Update.
6776 * dbxout.c (dbxout_function_end): Update.
6777 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6778 (output_line_info): Update.
6779 (secname_for_decl): Update.
6780 (dwarf2out_var_location): Update.
6781 * function.c (free_after_compilation): Update.
6782 (assign_parm_find_stack_rtl): Update.
6783 (assign_parms): Update.
6784 (expand_dummy_function_end): Update.
6785 (expand_function_end): Update.
6786 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6787 (expand_call): Update.
6788 (emit_library_call_value_1): Update.
6789 (store_one_arg): Update.
6790 * varasm.c (initialize_cold_section_name): Update.
6791 (unlikely_text_section): Update.
6792 (unlikely_text_section_p): Update.
6793 (assemble_start_function): Update.
6794 (assemble_end_function): Update.
6795 (default_section_type_flags): Update.
6796 (switch_to_section): Update.
6797 * integrate.c (set_decl_abstract_flags): Update.
6798 (get_hard_reg_initial_val): Update.
6799 (has_hard_reg_initial_val): Update.
6800 (allocate_initial_values): Update.
6801 * resource.c (init_resource_info): Update.
6802 * config/alpha/alpha.c (NUM_ARGS): Update.
6803 (direct_return): Update.
6804 (alpha_va_start): Update.
6805 (alpha_sa_size): Update.
6806 (alpha_initial_elimination_offset): Update.
6807 (alpha_expand_prologue): Update.
6808 (alpha_start_function): Update.
6809 (alpha_expand_epilogue): Update.
6810 (unicosmk_initial_elimination_offset):
6811 * config/alpha/alpha.md (call expander): Update.
6812 * config/s390/s390.c (s390_register_info): Update.
6813 (s390_register_info): Update.
6814 (s390_frame_info): Update.
6815 (s390_initial_elimination_offset): Update.
6816 (s390_build_builtin_va_list): Update.
6817 (s390_va_start): Update.
6818 * config/spu/spu.c (direct_return): Update.
6819 (spu_expand_prologue): Update.
6820 (spu_initial_elimination_offset): Update.
6821 (spu_build_builtin_va_list): Update.
6822 (spu_va_start): Update.
6823 * config/sparc/sparc.c (sparc_init_modes): Update.
6824 (sparc_compute_frame_size): Update.
6825 (function_value): Update.
6826 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6827 * config/i386/i386.md (return expander): Update.
6828 * config/i386/i386.c (ix86_va_start): Update.
6829 (ix86_can_use_return_insn_p): Update.
6830 (ix86_compute_frame_layout): Update.
6831 (ix86_expand_epilogue): Update.
6832 * config/sh/sh.c (output_stack_adjust): Update.
6833 (calc_live_regs): Update.
6834 (sh_expand_prologue): Update.
6835 (sh_builtin_saveregs): Update.
6836 (sh_va_start): Update.
6837 (initial_elimination_offset): Update.
6838 (sh_allocate_initial_value): Update.
6839 (sh_function_ok_for_sibcall): Update.
6840 (sh_get_pr_initial_val): Update.
6841 * config/sh/sh.md (return expander): Update.
6842 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6843 * config/crx/crx.c (crx_compute_frame): UPdate.
6844 (crx_initial_elimination_offset): UPdate.
6845 * config/xtensa/xtensa.c (compute_frame_size): Update
6846 (xtensa_builtin_saveregs): Update.
6847 (xtensa_va_start): Update.
6848 (order_regs_for_local_alloc): Update.
6849 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6850 (xstormy16_expand_builtin_va_start): Update.
6851 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6852 * config/m68hc11/m68hc11.md (return expanders): Update.
6853 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6854 (expand_epilogue): Update.
6855 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6856 (cris_simple_epilogue): Update.
6857 (cris_expand_prologue): Update.
6858 (cris_expand_epilogue): Update.
6859 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6860 (compute_frame_size): Update.
6861 * config/mt/mt.c (mt_compute_frame_size): Update.
6862 * config/mn10300/mn10300.c (expand_prologue): Update.
6863 (expand_epilogue): Update.
6864 (initial_offset): Update.
6865 (mn10300_builtin_saveregs):
6866 * config/mn10300/mn10300.md (return expander): Update.
6867 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6868 (ia64_initial_elimination_offset): Update.
6869 (ia64_initial_elimination_offset): Update.
6870 (ia64_expand_prologue): Update.
6871 * config/m68k/m68k.md (return expander): Update.
6872 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6873 (rs6000_stack_info): Update.
6874 * config/mcore/mcore.c (layout_mcore_frame): Update.
6875 (mcore_expand_prolog): Update.
6876 * config/arc/arc.c (arc_compute_frame_size): Update.
6877 * config/score/score3.c (score3_compute_frame_size): Update.
6878 * config/score/score7.c (score7_compute_frame_size): Update.
6879 * config/arm/arm.c (use_return_insn): Update.
6880 (thumb_find_work_register): Update.
6881 (arm_compute_save_reg_mask): Update.
6882 (arm_output_function_prologue): Update.
6883 (arm_output_epilogue): Update.
6884 (arm_size_return_regs): Update.
6885 (arm_get_frame_offsets): Update.
6886 (arm_expand_prologue): Update.
6887 (thumb_exit): Update.
6888 (thumb_unexpanded_epilogue): Update.
6889 (thumb1_output_function_prologue): Update.
6890 * config/pa/pa.md (return expander): Update.
6891 * config/pa/pa.c (compute_frame_size): Update.
6892 (hppa_builtin_saveregs): Update.
6893 * config/mips/mips.c (mips_va_start): Update.
6894 (mips16_build_function_stub): Update.
6895 (mips_compute_frame_info): Update.
6896 (mips_restore_gp): Update.
6897 (mips_output_function_prologue): Update.
6898 (mips_expand_prologue): Update.
6899 * config/v850/v850.c (compute_frame_size): Update.
6900 (expand_prologue): * config/mmix/mmix.c (along): update.
6901 (mmix_initial_elimination_offset): update.
6902 (mmix_reorg): update.
6903 (mmix_use_simple_return): update.
6904 (mmix_expand_prologue): update.
6905 (mmix_expand_epilogue): Update.
6906 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6907 (emit_link_insn): Update.
6909 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6911 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6912 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6914 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6917 2008-04-07 Jan Hubicka <jh@suse.cz>
6919 * function.h (rtl): Rename to x_rtl.
6921 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6922 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6923 used_temp_slots avail_temp_slots, temp_slot_level,
6924 nonlocal_goto_handler_labels): Update accesstors.
6925 (rtl): New global variable.
6926 (struct function): Move some fileds to rtl_data.
6927 (get_arg_pointer_save_area): Update prototype.
6928 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6929 get_arg_pointer_save_area.
6930 * expr.c (init_expr): Update
6931 * function.c (get_frame_size): Update
6932 (assign_stack_local): Update
6933 (expand_function_end): Update.
6934 (get_art_pointer_save_area): Update
6936 * emit-rtl.c (rtl): Declare.
6937 (regno_reg_rtx): Declare.
6938 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6940 (gen_reg_rtx): Update.
6941 * varasm.c (n_deferred_constatns): Update accestor.
6942 (init_varasm_status): Do not allocate varasm_status.
6943 (force_const_mem, get_pool_size, output_constant_pool): Update.
6944 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6945 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6946 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6947 * sparc/sparc.h (INIT_EXPANDERS): Update.
6948 * ia64/ia64.h (INIT_EXPANDERS): Update.
6950 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6952 * reload.c (push_secondary_reload): Add missing break to for loop.
6954 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6956 PR middle-end/PR28690
6957 * rtlanal.c: Update copyright years.
6958 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6959 as REG_POINTER and MEM_POINTER operands.
6960 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6961 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6962 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6963 * gcse.c: Update copyright years.
6964 (pre_delete): Call gen_reg_rtx_and_attrs.
6965 (hoist_code): Likewise.
6966 (build_store_vectors): Likewise.
6967 (delete_store): Likewise.
6968 * loop-invariant.c (move_invariant_reg): Likewise.
6969 Update copyright years.
6971 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6974 control string instead of quoted.
6976 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6978 * doc/rtl.texi: Rewrite of subreg section.
6980 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6983 * config/i386/i386.c (legitimize_pic_address): Add treating
6984 of dllimport SYM_REF's.
6985 (legitimize_dllimport_symbol): Add prototype.
6987 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6989 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6990 reference in constructor with non self-referential type.
6992 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6994 Removal of Return with Depressed Stack Pointer support
6995 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6996 (ECF_SP_DEPRESSED): Likewise.
6997 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6998 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6999 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7000 (expand_call): Do not test ECF_SP_DEPRESSED.
7001 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7002 * function.c (keep_stack_depressed): Delete.
7003 (handle_epilogue_set): Likewise.
7004 (update_epilogue_consts): Likewise.
7005 (emit_equiv_load): Likewise.
7006 (thread_prologue_and_epilogue_insns): Remove support for Return with
7007 Depressed Stack Pointer.
7008 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7010 2008-04-06 Richard Guenther <rguenther@suse.de>
7012 PR tree-optimization/35400
7013 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7014 information from SSA_NAMEs.
7016 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7018 * config/avr/avr.h (avr_mega_p): Remove declaration.
7019 (AVR_MEGA): Remove macro.
7020 * config/avr/avr.c (avr_mega_p): Remove variable.
7021 (avr_override_options): Remove inicializion of avr_mega_p.
7022 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7023 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7024 (avr_jump_mode): (Ditto.).
7025 (avr_output_progmem_section_asm_op): (Ditto.).
7026 (avr_asm_init_sections): (Ditto.).
7027 (avr_asm_init_sections): (Ditto.).
7028 (avr_rtx_costs): (Ditto.).
7029 * config/avr/avr.md: (Ditto.).
7030 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7033 2008-04-06 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/35842
7036 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7037 is_gimple_invariant_address.
7039 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7041 * gcc.c (default_compilers): Sync Fortran extensions list with
7042 that in fortran/lang-specs.h.
7043 * doc/invoke.texi: Likewise.
7044 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7045 * dwarf2out.c (gen_compile_unit_die): Likewise.
7047 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7049 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7051 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7055 attribute is used for nested functions.
7057 2008-04-05 Jan Hubicka <jh@suse.cz>
7059 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7061 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7063 (dump_files): Update.
7064 (enable_rtl_dump_file): Do not accept letter argument.
7065 * tree-pass.h (dump_file_info): Remove letter argument.
7066 * toplev.c (decode_d_option): Update -da handling.
7067 * toplev.h (enable_rtl_dump_file): Update prototype.
7068 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7069 it out based on pass type.
7070 (register_dump_files_1): Likewise.
7071 (init_optimization_passes): Update register_one_dump_file calls.
7072 (execute_one_pass): Sanity check that IPA passes are called at IPA
7073 level and RTL passes at RTL level.
7074 (execute_pass_list): IPA pass can not be after or subpass of
7076 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7077 disallov RTL subpasses of IPA subpasses.
7079 2008-04-05 Ben Elliston <bje@au.ibm.com>
7081 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7082 builtins that return exactly once and do not throw. Cache call to
7085 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7087 PR rtl-optimization/34916
7089 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7090 between instruction pairs.
7092 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7094 * doc/invoke.texi: Document -mbitops for SH.
7095 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7096 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7097 * config/sh/sh.c (print_operand): Add %t operand code.
7098 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7099 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7100 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7101 (extendqihi2): Likewise.
7102 (movqi_i): Likewise.
7103 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7104 (extv): Use bld instruction for SH2A if possible.
7106 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7107 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7108 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7109 (bset.b, bclr.b): Define peepholes.
7110 * config/sh/sh.opt (mbitops): New option.
7112 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7115 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7116 and view convert expression.
7118 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7121 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7123 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7125 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7127 * config/i386/cpuid.h (bit_AES): New.
7128 (bit_PCLMUL): Likewise.
7130 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7131 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7132 SSE2 if AES or PCLMUL is enabled.
7133 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7134 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7135 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7136 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7137 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7138 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7139 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7140 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7141 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7142 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7143 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7144 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7145 __builtin_ia32_aeskeygenassist128 and
7146 __builtin_ia32_pclmulqdq128.
7147 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7148 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7149 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7151 * config/i386/i386.h (TARGET_AES): New.
7152 (TARGET_PCLMUL): Likewise.
7153 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7155 * config/i386/i386.md (UNSPEC_AESENC): New.
7156 (UNSPEC_AESENCLAST): Likewise.
7157 (UNSPEC_AESDEC): Likewise.
7158 (UNSPEC_AESDECLAST): Likewise.
7159 (UNSPEC_AESIMC): Likewise.
7160 (UNSPEC_AESKEYGENASSIST): Likewise.
7161 (UNSPEC_PCLMUL): Likewise.
7163 * config/i386/i386.opt (maes): New.
7164 (mpclmul): Likewise.
7166 * config/i386/sse.md (aesenc): New pattern.
7167 (aesenclast): Likewise.
7169 (aesdeclast): Likewise.
7171 (aeskeygenassist): Likewise.
7172 (pclmulqdq): Likewise.
7174 * config/i386/wmmintrin.h: New.
7176 * doc/extend.texi: Document AES and PCLMUL built-in function.
7178 * doc/invoke.texi: Document -maes and -mpclmul.
7180 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7182 * function.c (free_after_parsing): Replace with
7183 cxx_push_function_context from C++ front-end.
7184 (allocate_struct_function): Don't call langhook.
7185 * langhooks.h (struct lang_hooks_for_functions): Delete.
7186 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7188 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7189 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7190 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7191 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7192 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7193 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7194 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7196 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7197 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7199 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7202 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7205 2008-04-04 Richard Guenther <rguenther@suse.de>
7208 * fold-const.c (optimize_minmax_comparison): Use the correct
7209 type for the constant in the simplified comparison.
7211 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7213 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7214 Pass L2 size as "--param l2-cache-size" to the compiler.
7215 (decode_l2_cache): New function to decode L2 cache parameters using
7216 0x8000006 extended cpuid function.
7217 (detect_caches_amd): Determine parameters of L2 cache using
7218 decode_l2_caches function.
7219 (decode_caches_intel): Decode L2 cache parameters.
7220 (detect_caches_intel): Determine L2 cache parameters using
7221 decode_caches_intel and decode_l2_caches functions.
7223 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7225 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7226 secondary input reload for subword loads from the constant pool.
7228 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7231 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7232 constants of the appropriate size for runtime calculations.
7235 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7236 decimal-float literal constant zero.
7238 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7241 * c-parser.c (c_parser_omp_atomic): Call
7242 default_function_array_conversion on the RHS.
7245 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7246 call is_variable_sized if decl has incomplete type.
7248 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7250 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7252 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7254 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7256 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7257 (sgt<u>): Merge sgt and sgtu into new expander.
7258 (sgt, sgtu): Remove expanders.
7259 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7260 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7261 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7262 *sgtu_<mode>_mips16 into new pattern.
7263 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7264 (sge<u>): Merge sge and sgeu into new expander.
7265 (sge, sgeu): Remove expanders.
7266 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7268 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7269 (slt<u>): Merge slt and sltu into new expander.
7270 (slt, sltu): Remove expanders.
7271 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7272 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7273 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7274 *sltu_<mode>_mips16 into new pattern.
7275 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7276 (sle<u>): Merge sle and sleu into new expander.
7277 (sle, sleu): Remove expanders.
7278 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7279 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7280 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7281 *sleu_<mode>_mips16 into new pattern.
7282 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7284 2008-04-03 Jan Hubicka <jh@suse.cz>
7286 PR tree-optimization/35795
7287 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7288 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7289 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7290 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7291 * score/score3.c (score3_output_mi_thunk): Likewise.
7292 * score/score7.c (score7_output_mi_thunk): Likewise.
7293 * mips/mips.c (mips_output_mi_thunk): Likewise.
7295 2008-04-03 Richard Guenther <rguenther@suse.de>
7297 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7298 conversions. Simplify code.
7300 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7302 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7304 2008-04-03 Tom Tromey <tromey@redhat.com>
7305 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7307 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7308 * config/bfin/t-bfin-linux (generated_files): Add
7309 linux-sysroot-suffix.h.
7310 * doc/install.texi (Prerequisites): Require make 3.80.
7311 * doc/sourcebuild.texi (Front End Directory): Document new
7313 * Makefile.in (generated_files): New variable.
7314 (ALL_HOST_OBJS): New variable.
7315 ($(ALL_HOST_OBJS)): New target.
7317 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7319 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7320 (remap_block): Call id->transform_lang_insert_block instead
7322 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7323 Set id.transform_lang_insert_block to NULL.
7324 (clone_body): Move to cp/optimize.c
7325 * tree-inline.h (struct copy_body_data): Change
7326 transform_lang_insert_block to function pointer.
7327 (copy_generic_body, copy_decl_no_change): Export.
7328 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7329 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7330 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7332 * c-tree.h (insert_block): Kill.
7333 * c-decl.c (insert_block): Kill.
7335 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7337 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7338 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7339 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7341 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7342 argument, call {push,pop}_function_context from here.
7343 * c-parser.c: Use c_{push,pop}_function_context.
7345 * function.c (push_function_context_to): Move meat ...
7346 (push_function_context): ... here. Simplify.
7347 * function.c (pop_function_context_from): Move meat ...
7348 (pop_function_context): ... here. Simplify.
7349 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7351 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7352 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7353 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7354 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7356 2008-04-03 Ben Elliston <bje@au.ibm.com>
7358 * expmed.c (extract_force_align_mem_bit_field): Remove.
7360 2008-04-03 Richard Guenther <rguenther@suse.de>
7363 * expr.h (try_casesi): Adjust prototype.
7364 * expr.c (try_casesi): Take fallback label as extra parameter.
7365 Use that for gen_casesi if default_label is NULL.
7366 * stmt.c (expand_case): Pass fallback label to try_casesi,
7367 make sure to fill gaps with a fallback label if default_label
7370 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7373 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7375 2008-04-03 Ben Elliston <bje@au.ibm.com>
7377 * expmed.c (extract_split_bit_field): Remove if (0) code.
7378 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7379 (do_ds_constraint): Likewise.
7381 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7383 * doc/cppopts.texi (-dU): Document.
7384 * c-common.h (flag_dump_macros): Update comment.
7385 * c-opts.c (handle_OPT_d): Handle -dU.
7386 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7387 dump_queued_macros, cb_used_define, cb_used_undef): New.
7388 (init_pp_output): Handle -dU.
7389 (cb_line_change): Call dump_queued_macros.
7390 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7392 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7394 * config/avr/predicates.md (io_address_operand): New predicate.
7395 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7396 * config/avr/avr.c (avr_io_address_p): Remove function.
7397 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7398 'avr_io_address_p' function.
7399 (out_movhi_r_mr): (Ditto.).
7400 (out_movqi_mr_r): (Ditto.).
7401 (out_movhi_mr_r): (Ditto.).
7402 (avr_address_cost): (Ditto.).
7404 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7406 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7407 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7408 in 32bit mode when XMM registers are available to avoid store
7410 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7411 corresponding post-reload splitters.
7413 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7415 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7416 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7417 __builtin_ia32_roundss.
7418 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7419 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7420 __builtin_ia32_roundss.
7421 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7422 IX86_BUILTIN_SHUFPD here.
7424 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7426 * config/i386/i386.md (plogic): New.
7427 (plogicprefix): Likewise.
7429 * config/i386/mmx.md (mmx_<code><mode>3): New.
7430 (mmx_and<mode>3): Removed.
7431 (mmx_ior<mode>3): Likewise.
7432 (mmx_xor<mode>3): Likewise.
7434 * config/i386/sse.md (<code><mode>3): New.
7435 (*<code><mode>3): Likewise.
7436 (*<code><mode>3): Likewise.
7437 (<code><mode>3): Likewise.
7438 (*sse_<code><mode>3): Likewise.
7439 (*sse2_<code><mode>3): Likewise.
7440 (<code>tf3): Likewise.
7441 (*<code>tf3): Likewise.
7442 (and<mode>3): Likewise.
7443 (*and<mode>3): Likewise.
7444 (ior<mode>3): Removed.
7445 (*ior<mode>3): Likewise.
7446 (xor<mode>3): Likewise.
7447 (*xor<mode>3): Likewise.
7448 (*and<mode>3): Likewise.
7449 (*ior<mode>3): Likewise.
7450 (*xor<mode>3): Likewise.
7451 (and<mode>3): Likewise.
7452 (*sse_and<mode>3): Likewise.
7453 (*sse2_and<mode>3): Likewise.
7455 (*andtf3): Likewise.
7456 (ior<mode>3): Likewise.
7457 (*sse_ior<mode>3): Likewise.
7458 (*sse2_ior<mode>3): Likewise.
7460 (*iortf3): Likewise.
7461 (xor<mode>3): Likewise.
7462 (*sse_xor<mode>3): Likewise.
7463 (*sse2_xor<mode>3): Likewise.
7465 (*xortf3): Likewise.
7467 2008-04-02 Richard Guenther <rguenther@suse.de>
7469 PR tree-optimization/14495
7470 PR tree-optimization/34793
7471 * tree-vrp.c (struct switch_update): New structure.
7472 (to_remove_edges, to_update_switch_stmts): New VECs.
7473 (simplify_switch_using_ranges): New function. Remove not taken
7474 case labels and edges.
7475 (simplify_stmt_using_ranges): Call it.
7476 (identify_jump_threads): Mark edges we have queued for removal
7477 so we don't thread them.
7478 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7480 * tree-cfg.c (group_case_labels): Deal with missing default label.
7481 (tree_verify_flow_info): Allow missing default label.
7482 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7483 (emit_case_nodes): Likewise.
7484 (expand_case): Do not rely on the default label to be present.
7485 * expr.c (try_casesi): Deal with NULL default_label.
7486 (do_tablejump): Likewise.
7488 2008-04-02 Richard Guenther <rguenther@suse.de>
7490 PR tree-optimization/14495
7491 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7492 SWITCH_EXPR here ...
7493 (vrp_visit_switch_stmt): ... but here (new function).
7494 (find_case_label_index): New helper function.
7495 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7497 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7499 * fwprop.c: Fix ISO-C99ism.
7501 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7504 * Makefile.in (objdir): Set it here.
7505 * configure.ac: Not here. Find dynamic linker characteristics.
7506 * exec-tool.in: Use them.
7507 * aclocal.m4: Regenerate.
7508 * configure: Regenerate.
7510 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7512 * expr.c (expand_var): Delete it.
7513 * expr.h (expand_var): Delete prototype.
7514 * function.c (expand_function_start): Use expand_decl instead.
7515 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7518 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7520 PR rtl-optimization/35542
7521 * fwprop.c (forward_propagate_and_simplify): Replace
7522 loc_reg_mentioned_in_p with reg_mentioned_p.
7524 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7526 PR rtl-optimization/35281
7527 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7528 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7529 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7530 (varying_mem_p): Move above propagate_rtx.
7531 (all_uses_available_at): Do not check MEMs.
7533 2008-04-02 Rafael Espindola <espindola@google.com>
7535 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7536 (register_edge_assert_for_2): Split the cond argument.
7537 (register_edge_assert_for_1): Adjust for the change in
7538 register_edge_assert_for_2.
7539 (register_edge_assert_for): Split the cond argument.
7540 (find_switch_asserts): Adjust for the change in
7541 register_edge_assert_for.
7543 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7545 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7546 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7547 offsets for 64-bit mingw.
7548 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7549 abi for x86_64-pc-mingw.
7551 2008-04-02 Richard Guenther <rguenther@suse.de>
7553 * tree-vrp.c (extract_range_from_assert): Make sure to not
7554 produce range min/max with TREE_OVERFOW set.
7555 If merging a anti-range and a range keep the anti-range if
7556 the range covers all values of the type.
7557 (register_edge_assert_for_2): Only allow sign-changing
7558 conversions in detecting canonical range checks. Also
7559 register an assert for the unsigned name if useful.
7561 PR tree-optimization/35787
7562 * tree-vrp.c (vrp_val_max): New function.
7563 (vrp_val_min): Likewise.
7564 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7565 (vrp_val_is_min): Likewise.
7566 (supports_overflow_infinity): Use vrp_val_{min,max}.
7567 (negative_overflow_infinity): Likewise.
7568 (positive_overflow_infinity): Likewise.
7569 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7570 (is_positive_overflow_infinity): Likewise.
7571 (is_overflow_infinity): Likewise.
7572 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7573 vrp_val_is_{min,max}.
7574 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7575 to ranges if possible. Avoid empty ranges.
7577 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7580 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7581 the expression is a function address.
7583 2008-04-01 George Helffrich <george@gcc.gnu.org>
7585 PR fortran/35154, fortran/23057
7586 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7587 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7588 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7589 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7591 (dbxout_syms): Check for COMMON-based symbol and wrap in
7592 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7593 in bracket for efficiency.
7595 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7596 using DW_TAG_common_block + member offset.
7597 (add_pubname_string): New function.
7598 (dw_expand_expr): New function to find block name and offset for
7600 (common_check): New function to check whether symbol in Fortran COMMON.
7601 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7603 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7606 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7608 2008-04-02 Ben Elliston <bje@au.ibm.com>
7610 * config/v850/v850.md (casesi): Remove if (0) code.
7611 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7612 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7614 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/i386.md (rex64suffix): New mode attribute.
7617 (floathi<mode>2): Disable expander for SSE math.
7618 (*floathi<mode>2_1): New insn insn_and_split pattern.
7619 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7620 corresponding post-reload splitters.
7621 (*floathi<mode>2_i387): New macroized insn pattern.
7622 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7623 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7624 insn_and_split pattern.
7625 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7626 New macroized instruction patterns and corresponding post-reload
7628 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7629 and corresponding post-reload splitters.
7630 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7631 New macroized instruction patterns.
7632 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7633 macroized instruction patterns and corresponding post-reload splitters.
7634 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7635 corresponding post-reload splitters.
7636 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7637 New macroized instruction patterns.
7638 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7639 corresponding post-reload splitters.
7640 (*floatsi<mode>2_i387): New macroized instruction patterns.
7642 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/i386.md (smaxmin): New.
7645 (umaxmin): Likewise.
7646 (maxminiprefix): Likewise.
7647 (maxminfprefix): Likewise.
7648 (<code><mode>3): Likewise.
7649 (smin<mode>3): Removed.
7650 (smax<mode>3): Likewise.
7652 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7653 (mmx_<code>v4hi3): Likewise.
7654 (mmx_<code>v8qi3): Likewise.
7655 (mmx_smaxv2sf3): Removed.
7656 (mmx_sminv2sf3): Likewise.
7657 (mmx_umaxv8qi3): Likewise.
7658 (mmx_smaxv4hi3): Likewise.
7659 (mmx_uminv8qi3): Likewise.
7660 (mmx_sminv4hi3): Likewise.
7662 * config/i386/sse.md (<addsub><mode>3): New.
7663 (*<addsub><mode>3): Likewise.
7664 (<sse>_vm<addsub><mode>3): Likewise.
7665 (<maxmin><mode>3): Likewise.
7666 (*<maxmin><mode>3_finite): Likewise.
7667 (*<maxmin><mode>3): Likewise.
7668 (<sse>_vm<maxmin><mode>3): Likewise.
7669 (sse3_h<addsub>v4sf3): Likewise.
7670 (sse3_h<addsub>v2df3): Likewise.
7671 (<maxmin>v16qi3): Likewise.
7672 (*<maxmin>v16qi3): Likewise.
7673 (<maxmin>v8hi3): Likewise.
7674 (*<maxmin>v8hi3): Likewise.
7675 (*sse4_1_<maxmin><mode>3): Likewise.
7676 (*sse4_1_<maxmin><mode>3): Likewise.
7677 (add<mode>3): Removed.
7678 (*add<mode>3): Likewise.
7679 (<sse>_vmadd<mode>3): Likewise.
7680 (sub<mode>3): Likewise.
7681 (*sub<mode>3): Likewise.
7682 (<sse>_vmsub<mode>3): Likewise.
7683 (smin<mode>3): Likewise.
7684 (*smin<mode>3_finite): Likewise.
7685 (*smin<mode>3): Likewise.
7686 (<sse>_vmsmin<mode>3): Likewise.
7687 (smax<mode>3): Likewise.
7688 (*smax<mode>3_finite): Likewise.
7689 (*smax<mode>3): Likewise.
7690 (<sse>_vmsmax<mode>3): Likewise.
7691 (sse3_haddv4sf3): Likewise.
7692 (sse3_haddv2df3): Likewise.
7693 (sse3_hsubv4sf3): Likewise.
7694 (sse3_hsubv2df3): Likewise.
7695 (umaxv16qi3): Likewise.
7696 (*umaxv16qi3): Likewise.
7697 (smaxv8hi3): Likewise.
7698 (*smaxv8hi3): Likewise.
7699 (*sse4_1_smax<mode>3): Likewise.
7700 (*sse4_1_umax<mode>3): Likewise.
7701 (uminv16qi3): Likewise.
7702 (*uminv16qi3): Likewise.
7703 (sminv8hi3): Likewise.
7704 (*sminv8hi3): Likewise.
7705 (*sse4_1_smin<mode>3): Likewise.
7706 (*sse4_1_umin<mode>3): Likewise.
7708 2008-04-01 Rafael Espindola <espindola@google.com>
7710 * tree-cfg.c (verify_expr): remove in_phi.
7711 (verify_stmt): Don't call walk_tree with verify_expr. Use
7712 is_gimple_min_invariant instead of is_gimple_val.
7714 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7716 * doc/include/gpl_v3.texi: Update for manpage generation.
7717 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7719 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7720 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7721 gpl_v3.texi instead of gpl.texi.
7724 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7727 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7729 2008-04-01 Rafael Espindola <espindola@google.com>
7731 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7732 (extract_code_and_val_from_cond): Use
7733 extract_code_and_val_from_cond_with_ops.
7735 2008-04-01 Jan Hubicka <jh@suse.cz>
7737 * function.c (free_after_compilation): Free epilogue_delay_list.
7738 (prepare_function_start): Assert that previous compilation was freed.
7740 2008-04-01 Jan Hubicka <jh@suse.cz>
7741 Jim Wilson <wilson@tuliptree.org>
7742 Andreas Tobler <andreast@gcc.gnu.org>
7745 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7746 rtl.emit instead cfun->emit.
7747 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7748 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7750 2008-04-01 Ben Elliston <bje@au.ibm.com>
7752 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7754 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7756 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7758 (fprofile-use): Add var flag_profile_use
7759 * coverage.c (coverage_begin_output): Do not open a gcno file for
7760 output only if -ftest-coverage is set.
7761 Do not add getpwd() to gcda file path.
7762 (build_gcov_info): Check the new flag
7763 flag_profile_datafile_relative_path.
7764 (coverage_init): Use profile_data_prefix.
7765 Read profile counter only if flag_profile_use is set.
7766 * opts.c (common_handle_option): New option fprofile-use=,
7767 fprofile-dir=, fprofile-generate=.
7768 * toplev.c (profile_data_prefix): New variable definition.
7769 * toplev.h (profile_data_prefix): New declaration.
7770 * doc/invoke.tex (Option Summary, Optimization Options):
7773 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7775 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7776 use tmp consistently.
7779 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7780 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7781 UNSPEC_FR_RECIP_APPROX_RES.
7782 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7784 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7787 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7789 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7792 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7793 element of the vector via a pointer.
7795 2008-03-31 Ian Lance Taylor <iant@google.com>
7797 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7799 2008-03-31 Jan Hubicka <jh@suse.cz>
7801 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7802 get_arg_pointer_save_area.
7803 * expr.c (init_expr): Just clear out rtl.expr.
7804 * function.c (free_after_compilation): Clear out whole RTL structure.
7805 (get_func_frame_size): Merge into ...
7806 (get_frame_size): ... this one.
7807 (assign_stack_local_1): Merge into ...
7808 (assign_stack_local): ... this one.
7809 (expand_function_end): Update call of get_arg_pointer_save_area.
7810 (get_art_pointer_save_area): Remove cfun argument.
7811 * function.h (emit_status): regno_pointer_align does not need length
7812 attribute. Move x_regno_reg_rtx to ...
7813 (regno_reg_rtx): ... new global array.
7814 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7815 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7816 apply_args_value, forced_labels, stack_pointer_delta):
7818 (struct varasm_status): Move here from varasm.c
7819 (struct rtl_data): New. Move here some fields from struct function.
7820 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7821 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7822 used_temp_slots avail_temp_slots, temp_slot_level,
7823 nonlocal_goto_handler_labels): Update accesstors.
7824 (rtl): New global variable.
7825 (struct function): Move some fileds to rtl_data.
7826 (get_arg_pointer_save_area): Update prototype.
7827 * emit-rtl.c (rtl): Declare.
7828 (regno_reg_rtx): Declare.
7829 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7831 (gen_reg_rtx): Update.
7832 (init_virtual_regs): Do not tate emit_status argument.
7833 (init_emit): Do not allocate emit.
7834 * varasm.c (varasm_statuc): Move to function.h.
7835 (n_deferred_constatns): Update accestor.
7836 (init_varasm_status): Do not allocate varasm_status.
7837 (force_const_mem, get_pool_size, output_constant_pool): Update.
7838 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7839 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7841 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7843 PR rtl-optimization/35729
7844 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7847 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7850 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7851 load/store if memory is unaligned.
7852 (*movti_rex64): Likewise.
7854 * config/i386/predicates.md (misaligned_operand): New.
7856 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7859 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7862 2008-03-31 Jan Beulich <jbeulich@novell.com>
7864 * config/ia64/constraints.md: Add 'j' constraint.
7865 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7866 (movdi_internal): Likewise.
7868 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7871 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7873 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7876 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7877 proper error message for the third argument on blendpd and
7880 * config/i386/sse.md (blendbits): New.
7881 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7883 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7885 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7887 2008-03-30 Richard Guenther <rguenther@suse.de>
7890 * fold-const.c (fold_sign_changed_comparison): Do leave
7891 conversions to base-types alone.
7893 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7895 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7896 the link register if one altivec register is be saved.
7898 2008-03-30 Ben Elliston <bje@au.ibm.com>
7900 * final.c (final_scan_insn): Remove if (0) code.
7902 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7904 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7906 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7908 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7909 of V4SFmode to ix86_binary_operator_ok.
7911 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7913 * config/i386/i386.c (override_options): Initialize
7914 ix86_veclib_handler to ix86_veclibabi_svml when
7915 -mveclibabi=svml is used.
7916 (ix86_veclibabi_svml): New function for SVML ABI style
7917 vectorization support.
7918 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7920 2008-03-28 Rafael Espindola <espindola@google.com>
7922 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7923 (tree_binary_nonnegative_warnv_p): Make it public.
7924 (tree_single_nonnegative_warnv_p): Make it public.
7925 (tree_invalid_nonnegative_warnv_p): Make it public.
7926 (tree_unary_nonzero_warnv_p): Make it public.
7927 (tree_binary_nonzero_warnv_p): Make it public
7928 (tree_single_nonzero_warnv_p): Make it public.
7929 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7930 (extract_range_from_binary_expr): Split the expr argument.
7931 (extract_range_from_unary_expr): Split the expr argument.
7932 (extract_range_from_comparison): Split the expr argument.
7933 (extract_range_from_expr): Use the new aux functions.
7934 (vrp_evaluate_conditional_warnv): Use
7935 vrp_evaluate_conditional_warnv_with_ops.
7936 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7937 (tree_binary_nonzero_warnv_p): Declare.
7938 (tree_single_nonzero_warnv_p): Declare.
7939 (tree_expr_nonzero_warnv_p): Declare.
7940 (tree_unary_nonnegative_warnv_p): Declare.
7941 (tree_binary_nonnegative_warnv_p): Declare.
7942 (tree_single_nonnegative_warnv_p): Declare.
7943 (tree_invalid_nonnegative_warnv_p): Declare.
7945 2008-03-28 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/30317
7948 PR tree-optimization/30911
7949 PR tree-optimization/34793
7950 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7951 (struct assert_locus_d): New member EXPR.
7952 (register_new_assert_for): Add EXPR parameter to support
7953 ASSERT_EXPR <name, expr OP limit>.
7954 (register_edge_assert_for_1): Adjust callers.
7955 (find_assert_locations): Likewise.
7956 (process_assert_insertions_for): Build condition from expression.
7957 (extract_range_from_assert): Handle ASSERT_EXPRs
7958 of the form ASSERT_EXPR <name, expr OP limit>.
7959 (register_edge_assert_for_2): New helper registering
7960 asserts for comparisons. Recognize range tests of the form
7961 (unsigned)i - CST1 OP CST2.
7962 (register_edge_assert_for_1): Use it.
7963 (register_edge_assert_for): Likewise.
7964 (needs_overflow_infinity): Integer sub-types
7965 do not need overflow infinities.
7966 (vrp_val_is_max): The extreme values of integer sub-types
7967 are those of the base type.
7968 (vrp_val_is_min): Likewise.
7969 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7972 2008-03-28 Nick Clifton <nickc@redhat.com>
7975 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7976 Return GENERAL_REGS for stack adjustment reloads.
7978 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7981 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7982 const_vector when all the vectors are constant.
7984 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7986 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7988 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7989 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7991 (s<code>_sf): Use new scc_sf attribute for opcode names.
7993 2008-03-27 Tom Tromey <tromey@redhat.com>
7995 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7996 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7997 config/spu/t-spu-elf, config/i386/t-interix,
7998 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7999 config/i386/x-darwin, config/i386/x-mingw32,
8000 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8001 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8002 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8003 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8004 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8005 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8006 config/score/t-score-elf, config/arm/t-strongarm-pe,
8007 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8008 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8009 Revert automatic dependency patch.
8011 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8014 * config/i386/i386.c (ix86_function_arg_boundary): Align
8015 decimal floating point to its natural boundary.
8017 2008-03-27 Richard Guenther <rguenther@suse.de>
8020 * fold-const.c (fold_comparison): Restrict distinct decl
8021 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8022 solely rely on operand_equal_p.
8024 2008-03-27 Richard Guenther <rguenther@suse.de>
8027 * c-common.c (handle_weak_attribute): Reject combination of
8030 2008-03-27 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/32810
8033 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8034 conversions from DECL_INITIAL.
8035 (fold_const_aggregate_ref): Likewise from constructor elements.
8037 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8039 * tree-affine.h (aff_combination_expand): Declare.
8040 (get_inner_reference_aff): Likewise.
8041 * tree-affine.c (aff_combination_expand): Split out from
8042 tree_to_aff_combination_expand.
8043 (get_inner_reference_aff): New function.
8044 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8045 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8046 (struct lim_aux_data): sm_done field removed.
8047 (mem_ref_loc_p, mem_ref_locs_p): New types.
8048 (struct mem_ref): Added id, stored, accesses_in_loop,
8049 indep_loop, dep_loop, indep_ref, dep_ref fields.
8050 Removed is_stored, locs and next fields.
8051 (memory_accesses): New variable.
8052 (movement_possibility): Do not allow moving statements
8053 that store to memory.
8054 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8056 (determine_max_movement): For statements with memory references,
8057 find the outermost loop in that the reference is independent.
8058 (move_computations_stmt): Mark the virtual operands for renaming.
8059 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8060 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8061 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8062 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8063 create_vop_ref_mapping, analyze_memory_references,
8064 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8065 get_all_locs_in_loop, ref_always_accessed_p,
8066 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8067 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8068 store_motion_loop, store_motion): New functions.
8069 (struct vop_to_refs_elt): New type.
8070 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8071 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8072 (schedule_sm): Replaced by...
8073 (execute_sm): ... this.
8074 (determine_lsm_ref, hoist_memory_references,
8075 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8076 find_more_ref_vops, free_mem_ref, free_mem_refs,
8077 determine_lsm_loop, determine_lsm): Removed.
8078 (tree_ssa_lim_finalize): Free data structures used by store motion.
8079 (tree_ssa_lim): Call analyze_memory_references. Use
8080 store_motion instead of determine_lsm.
8082 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8084 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8085 rename tmake_file to m68hc11/t-m68hc11.
8086 (mcore): Set inhibit_libc to true.
8087 * config.host (alpha*-dec-*vms*): Set extra_programs.
8088 (interix3*): Don't use host_xmake_file.
8089 * configure.ac: Let config.gcc override inhibit_libc.
8090 * configure: Regenerate.
8092 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8093 * config/t-openbsd-thread: Remove commented out lines.
8095 * config/x-interix: Remove.
8097 * config/m68hc11/t-m68hc11-gas: Rename to...
8098 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8100 * config/mcore/t-mcore: Remove T_CFLAGS.
8101 * config/mcore/t-mcore-pe: Likewise.
8103 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8105 * configure.ac: Replace custom __GNU_SOURCE test with
8106 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8107 * aclocal.m4: Regenerate.
8108 * configure: Regenerate.
8109 * config.in: Regenerate.
8111 2008-03-27 Richard Guenther <rguenther@suse.de>
8113 * fold-const.c (target.h): Include.
8114 (fold_comparison): Fold comparison of addresses of decls
8115 that bind locally or of constants. Consolidate address folding code.
8116 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8117 results from fold_binary_to_constant.
8118 (compare_values_warnv): Likewise.
8120 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8123 * fold-const.c (fold_truthop): Check for integeral types when folding
8124 a == 0 && b == 0 and a != 0 || b != 0 .
8126 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8128 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8130 2008-03-26 Andreas Schwab <schwab@suse.de>
8132 * doc/invoke.texi: Fix use of @item vs. @itemx.
8134 2008-03-26 Tom Tromey <tromey@redhat.com>
8136 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8137 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8138 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8139 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8140 build/genconstants.o, build/genemit.o, build/genextract.o,
8141 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8142 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8145 2008-03-26 Richard Guenther <rguenther@suse.de>
8148 2008-03-26 Richard Guenther <rguenther@suse.de>
8150 * fold-const.c (target.h): Include.
8151 (fold_comparison): Fold comparison of addresses of two decls
8152 that bind locally. Consolidate address folding code.
8154 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8157 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8158 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8159 dconstsqrt2, dconstthird, dconste and/or dconst10.
8160 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8161 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8162 dconstsqrt2, dconste): Delete.
8163 (init_emit_once): Likewise. Simplify initializing dconstm1.
8165 * real.c (get_real_const): New.
8166 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8167 dconstsqrt2, dconste): Delete.
8168 (real_value_const, get_real_const): New.
8170 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8172 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8174 * config/i386/i386.c (ix86_function_arg_boundary): Check
8175 BIGGEST_ALIGNMENT instead of 128.
8176 (setup_incoming_varargs_64): Likewise.
8178 2008-03-26 Tom Tromey <tromey@redhat.com>
8180 * Makefile.in (DEPFILES): Add missing '/'.
8182 2008-03-26 Richard Guenther <rguenther@suse.de>
8184 * fold-const.c (target.h): Include.
8185 (fold_comparison): Fold comparison of addresses of two decls
8186 that bind locally. Consolidate address folding code.
8188 2008-03-26 Nick Clifton <nickc@redhat.com>
8191 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8192 not allow INT+INT as a legitimate addressing mode.
8194 2008-03-26 Richard Guenther <rguenther@suse.de>
8196 * tree-flow.h (widen_bitfield): Remove declaration.
8197 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8198 (widen_bitfield): Remove function.
8199 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8202 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8205 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8208 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8210 PR rtl-optimization/35232
8211 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8212 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8213 reg_reloaded_call_part_clobbered here.
8214 (reload_regs_reach_end_p): New function.
8215 (reload_reg_rtx_for_input): New variable.
8216 (reload_reg_rtx_for_output): Likewise.
8217 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8218 when reassigning a pseudo register. Load reloadreg from
8219 reload_reg_rtx_for_input, moving the mode and register
8221 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8222 instead of the original when deciding whether an input reload
8223 would be a no-op or whether an output reload can be deleted.
8224 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8225 when setting up new_spill_reg_store. Load it from
8226 reload_reg_rtx_for_output, moving the mode and register
8228 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8229 instead of the original when deciding whether an output reload
8230 would be a no-op. Do the same when modifying insn notes.
8231 Use rtx_equal_p instead of == to compare the registers.
8232 (inherit_piecemeal_p): Take a mode and two register numbers
8234 (emit_reload_insns): Clear new_spill_reg_store for every hard
8235 register in the reload register. Remove spill registers
8236 from reg_reloaded_valid before considering whether to record
8237 inheritance information for them. Use reload_reg_rtx_for_output
8238 instead of reg_rtx when recording output reloads. Use
8239 reload_reg_rtx_for_input instead of reg_rtx when recording
8240 input reloads. Set or clear reg_reloaded_call_part_clobbered
8241 at the same time as setting reg_reloaded_valid.
8242 (delete_output_reload): Add a new_reload_reg parameter and use it
8243 instead of rld[j].reg_rtx.
8244 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8247 2008-03-25 Tom Tromey <tromey@redhat.com>
8249 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8250 (build/genattr.o): Likewise.
8251 (build/genattrtab.o): Likewise.
8252 (build/gencodes.o): Likewise.
8253 (build/genconfig.o): Likewise.
8254 (build/genconstants.o): Likewise.
8255 (build/genemit.o): Likewise.
8256 (build/genextract.o): Likewise.
8257 (build/genflags.o): Likewise.
8259 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8261 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8262 instead of size_int for integer types.
8263 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8264 to match type of MINUS_EXPR.
8266 2008-03-25 Tom Tromey <tromey@redhat.com>
8268 * configure: Rebuilt.
8269 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8272 2008-03-25 Tom Tromey <tromey@redhat.com>
8274 * config/x-solaris (host-solaris.o): Update.
8275 * config/x-linux (host-linux.o): Update.
8276 * config/x-hpux (host-hpux.o): Update.
8277 * config/x-darwin (host-darwin.o): Update.
8278 * config/v850/t-v850e (v850-c.o): Update.
8279 * config/v850/t-v850 (v850-c.o): Update.
8280 * config/t-vxworks (vxworks.o): Update.
8281 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8282 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8283 * config/spu/t-spu-elf (spu-c.o): Update.
8285 * config/sh/t-symbian (sh-c.o): Update.
8286 (symbian.o): Update.
8287 * config/sh/t-sh (sh-c.o): Update.
8288 * config/score/t-score-elf (score7.o, score3.o): Update.
8289 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8290 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8291 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8292 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8294 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8295 * config/m32c/t-m32c (m32c-pragma.o): Update.
8296 * config/ia64/t-ia64 (ia64-c.o): Update.
8297 * config/i386/x-mingw32 (host-mingw32.o): Update.
8298 * config/i386/x-i386 (driver-i386.o): Update.
8299 * config/i386/x-darwin (host-i386-darwin.o): Update.
8300 * config/i386/x-cygwin (host-cygwin.o): Update.
8301 * config/i386/t-nwld (nwld.o): Update.
8302 * config/i386/t-netware (netware.o): Update.
8303 * config/i386/t-interix (winnt.o): Update.
8304 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8305 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8306 msformat-c.o): Update.
8307 * config/bfin/t-bfin-linux (generated_files): Add
8308 linux-sysroot-suffix.h.
8309 * config/arm/t-wince-pe (pe.o): Update.
8310 * config/arm/t-strongarm-pe (pe.o): Update.
8311 * config/arm/t-pe (pe.o): Update.
8312 * config/arm/t-arm (arm-c.o): Update.
8313 * doc/install.texi (Prerequisites): Require make 3.80.
8314 * Makefile.in: Remove .o targets.
8315 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8316 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8317 (simple_generated_h, simple_generated_c): Move earlier.
8318 (generated_files): New variable.
8319 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8320 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8321 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8322 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8323 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8324 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8325 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8326 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8327 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8328 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8329 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8330 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8332 (COMPILE.base, COMPILE): New variables.
8333 (%.o): New pattern rule.
8334 (ALL_HOST_OBJS): New variable.
8335 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8336 (dummy-checksum.o, cc1-checksum.o): Remove.
8337 (DRIVER_SHLIB): New variable.
8338 (DRIVER_DEFINES): Use it.
8339 (gencondmd.c): Move out of build/.
8340 (s-conditions): Update.
8341 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8342 (ALL_BUILD_OBJS): Likewise.
8343 (build/%.o): Use BUILDCOMPILE.
8344 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8345 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8346 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8347 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8348 build/genconfig.o, build/genconstants.o, build/genemit.o,
8349 build/genextract.o, build/genflags.o, build/genmddeps.o,
8350 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8351 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8352 build/gen-protos.o, build/scan.o, build/fix-header.o,
8353 build/scan-decls.o): Simplify.
8354 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8355 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8356 prefix.o, toplev.o): Reduce to variable setting.
8357 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8358 ($(out_object_file), gcc-options.o): New targets.
8359 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8360 * configure: Rebuilt.
8361 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8362 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8364 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8366 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8367 complain when we hit an error, return ERROR_MARK_NODE.
8369 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8371 * config/sh/constraints.md (Pso, Psz): New constraints.
8372 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8373 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8375 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8377 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8378 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8380 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8382 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8383 (prefetch_sh2a): New.
8385 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8386 Naveen.H.S <naveen.hs@kpitcummins.com>
8388 * config/sh/constraints.md (I28): New constraint.
8389 * config/sh/sh.c (broken_move): Add support for movi20s.
8390 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8392 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8393 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8394 Naveen.H.S <naveen.hs@kpitcummins.com>
8396 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8397 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8398 (print_operand): Handle resbank in %@ operand code.
8399 (sh_encode_section_info): New.
8400 (push_regs): Add conditions for resbank.
8401 (sh_expand_epilogue): Likewise.
8402 (sh_insert_attributes): Likewise.
8403 (sh_attribute_table): Likewise.
8404 (sh_handle_resbank_handler_attribute): New.
8405 (sh2a_handle_function_vector_handler_attribute): New.
8406 (sh2a_is_function_vector_call): New.
8407 (sh2a_get_function_vector_number): New.
8408 (sh2a_function_vector_p): New.
8409 (sh_cfun_resbank_handler_p): New.
8410 * config/sh/sh.md (calli): Emit jsr/n if possible.
8411 (calli_tbr_rel): New.
8412 (calli_pcrel): Emit jsr/n if possible.
8413 (return_i): Emit rts/n if possible.
8414 (call_valuei_tbr_rel): New.
8415 (call_valuei_pcrel): Add condition for SH2A target.
8416 (call_value): Likewise.
8417 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8418 (sh2a_get_function_vector_number): Likewise.
8419 (sh2a_is_function_vector_call): Likewise.
8420 * doc/extend.texi: Document TBR relative addressing of SH2A.
8421 (resbank): Add description for SH2A.
8423 2008-03-24 Richard Guenther <rguenther@suse.de>
8426 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8427 pointer assignments change conversions according to middle-end rules.
8428 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8429 * configure.ac: Include type checking in yes.
8430 * configure: Regenerate.
8432 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8434 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8435 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8437 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8439 * gthr-vxworks.h (UNUSED): Define.
8441 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8443 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8445 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8447 * doc/extend.texi (Function Attributes): Add missing comma in the
8448 example of the "alloc_size" attribute.
8450 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8453 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8455 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8458 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8461 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8462 of the underlying type of a MS bitfield layout to the natural
8463 alignment of the type.
8465 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8467 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8468 to their natural alignment to avoid store forwarding stalls.
8470 2008-03-22 Richard Guenther <rguenther@suse.de>
8472 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8473 For PHI nodes verify the address is invariant.
8474 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8475 (get_symbol_constant_value): Use is_gimple_min_invariant.
8476 (maybe_fold_stmt_indirect): Likewise.
8478 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8480 PR rtl-optimization/33927
8481 * Makefile.in (dse.o): Depend on $(TM_P_H).
8482 * expr.h (extract_low_bits): Declare.
8483 * expmed.c (extract_low_bits): New function.
8484 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8485 * dse.c: Include tm_p.h.
8486 (find_shift_sequence): Remove the read_reg argument and return the
8487 read value. Emit the instructions instead of returning them.
8488 Iterate on new_mode rather than calculating it each time.
8489 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8490 source to NEW_MODE and extract_low_bits to convert the shifted
8492 (replace_read): Allow the load and store to have different mode
8493 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8494 or extraction instructions before trying the replacement. Update
8495 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8497 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8499 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8500 to their natural alignment to avoid store forwarding stalls.
8502 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8505 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8506 encouraging but not allowing gprs for input;
8507 change the input constraint to !f#r.
8508 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8510 change the output constraint to !f#r.
8512 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8515 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8516 corresponding post-reload splitters.
8517 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8518 when x87 FP math is selected.
8519 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8520 New function prototype.
8521 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8522 unreachable function to ease macroization of insn patterns.
8524 2008-03-21 Martin Jambor <mjambor@suse.cz>
8526 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8527 reference dumps if ddr is NULL or dependence is unknown.
8529 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8531 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8532 unsigned extension into account.
8533 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8534 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8535 Do computations on a scratch register.
8537 2008-03-21 Richard Guenther <rguenther@suse.de>
8539 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8540 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8541 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8542 * tree-ssa-dom.c (record_equality): Likewise.
8543 * tree-inline.c (copy_body_r): Likewise.
8544 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8547 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8549 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8550 as 'delete_unused' argument.
8552 2008-03-20 Richard Guenther <rguenther@suse.de>
8554 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8555 special casing of constant qualifiers.
8556 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8557 care about them in general.
8558 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8559 regardless of their type.
8560 (fold_stmt_r): Forcefully fold *& if we end up with that.
8562 2008-03-20 Paul Brook <paul@codesourcery.com>
8564 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8565 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8567 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8569 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8570 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8572 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8574 * common.opt (Wmudflap): New option.
8575 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8576 (mx_register_decls): Likewise.
8577 (mudflap_finish_file): Likewise.
8578 * doc/invoke.texi: Document -Wno-mudflap.
8580 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8582 * c-format.c (replace_format_name_to_system_name): New.
8584 (convert_format_name_to_system_name): New.
8585 (decode_format_attr): Add use of convert_format_name_to_system_name.
8586 (format_types_orig): Add gnu_ prefix to names.
8587 (check_format_info_main): Special treating of \0 escaped names for
8588 supporting multi-character format specifiers as I32, I64.
8589 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8590 (gnu_target_overrides_format_attributes): New.
8591 * c-format.h: Add structure target_ovr_attr to hold
8592 system specific formatter names.
8593 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8594 msformat-c.o file to c_target_objs and cxx_target_objs.
8595 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8596 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8597 (TARGET_N_FORMAT_TYPES): New.
8598 * config/i386/msformat-c.c: New.
8599 * config/i386/t-cygming: Add build rule for msformat-c.o.
8600 * doc/extend.texi: Add new format names gnu_* and ms_* and
8602 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8604 2008-03-20 Ira Rosen <irar@il.ibm.com>
8606 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8607 optimizations turned on under -O3.
8608 (ftree-vectorize): Add that the flag is turned on with -O3.
8610 2008-03-20 Ben Elliston <bje@au.ibm.com>
8612 * regmove.c (try_auto_increment): Fix spelling error in comment.
8613 * final.c (final_scan_insn): Likewise.
8615 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8618 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8619 allocator preferences for "y" and "r" class registers.
8620 ("*mov<mode>_internal"): Ditto.
8621 ("*movv2sf_internal_rex64"): Ditto.
8622 ("*movv2sf_internal"): Ditto.
8624 2008-03-19 Michael Matz <matz@suse.de>
8627 * calls.c (expand_call): Check overlap of arguments with call
8628 address for sibcalls.
8630 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8633 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8634 of the underlying type of a MS bitfield layout to the natural
8635 alignment of the type.
8637 2008-03-19 Jan Hubicka <jh@suse.cz>
8640 * toplev.c (decode_d_option): Handle all CPP flags.
8641 * tree-vrp.c: Update tree_pass descriptors.
8642 * regrename.c: Update tree_pass descriptors.
8643 * fwprop.c: Update tree_pass descriptors.
8644 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8645 * tree-into-ssa.c: Update tree_pass descriptors.
8646 * tree-dump.c: Update tree_pass descriptors.
8647 * tree-complex.c: Update tree_pass descriptors.
8648 * tree-dump.h: Update tree_pass descriptors.
8649 * see.c: Update tree_pass descriptors.
8650 * cgraphbuild.c: Update tree_pass descriptors.
8651 * tracer.c: Update tree_pass descriptors.
8652 * tree-loop-distribution.c: Update tree_pass descriptors.
8653 * cgraph.c: Update tree_pass descriptors.
8654 * postreload-gcse.c: Update tree_pass descriptors.
8655 * postreload.c: Update tree_pass descriptors.
8656 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8657 * tree-tailcall.c: Update tree_pass descriptors.
8658 * tree-pass.h (tree_opt_pass): Rename to ...
8659 (opt_pass) ... this one; add "type" field and remove letter field.
8660 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8661 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8662 all_lowering_passes): Update declaration.
8663 * ipa-cp.c: Update tree_pass descriptors.
8664 * final.c: Update tree_pass descriptors.
8665 * omp-low.c: Update tree_pass descriptors.
8666 * tree-ssa-dse.c: Update tree_pass descriptors.
8667 * ipa-reference.c: Update tree_pass descriptors.
8668 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8669 * auto-inc-dec.c: Update tree_pass descriptors.
8670 * reorg.c: Update tree_pass descriptors.
8671 * cgraphunit.c: Update tree_pass descriptors.
8672 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8673 * tree-ssa-ccp.c: Update tree_pass descriptors.
8674 * df-core.c: Update tree_pass descriptors.
8675 * mode-switching.c: Update tree_pass descriptors.
8676 * tree-nomudflap.c: Update tree_pass descriptors.
8677 * modulo-sched.c: Update tree_pass descriptors.
8678 * ipa-pure-const.c: Update tree_pass descriptors.
8679 * cse.c: Update tree_pass descriptors.
8680 * web.c: Update tree_pass descriptors.
8681 * tree-stdarg.c: Update tree_pass descriptors.
8682 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8683 * tree-ssa-dom.c: Update tree_pass descriptors.
8684 * tree-nrv.c: Update tree_pass descriptors.
8685 * tree-ssa-alias.c: Update tree_pass descriptors.
8686 * loop-init.c: Update tree_pass descriptors.
8687 * gimple-low.c: Update tree_pass descriptors.
8688 * ipa-inline.c: Update tree_pass descriptors.
8689 * tree-ssa-sink.c: Update tree_pass descriptors.
8690 * global.c: Update tree_pass descriptors.
8691 * ifcvt.c: Update tree_pass descriptors.
8692 * jump.c: Update tree_pass descriptors.
8693 * predict.c: Update tree_pass descriptors.
8694 * tree-ssa-loop.c: Update tree_pass descriptors.
8695 * recog.c: Update tree_pass descriptors.
8696 * dse.c: Update tree_pass descriptors.
8697 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8698 * tree-eh.c: Update tree_pass descriptors.
8699 * regmove.c: Update tree_pass descriptors.
8701 * function.c: Update tree_pass descriptors.
8702 * tree-vectorizer.c: Update tree_pass descriptors.
8703 * gcse.c: Update tree_pass descriptors.
8704 * ipa-type-escape.c: Update tree_pass descriptors.
8705 * tree-if-conv.c: Update tree_pass descriptors.
8706 * init-regs.c: Update tree_pass descriptors.
8707 * ipa.c: Update tree_pass descriptors.
8708 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8709 * rtl-factoring.c: Update tree_pass descriptors.
8710 * lower-subreg.c: Update tree_pass descriptors.
8711 * bt-load.c: Update tree_pass descriptors.
8712 * tree-dfa.c: Update tree_pass descriptors.
8713 * except.c: Update tree_pass descriptors.
8714 * emit-rtl.c: Update tree_pass descriptors.
8715 * cfgexpand.c: Update tree_pass descriptors.
8716 * tree-cfgcleanup.c: Update tree_pass descriptors.
8717 * cfgcleanup.c: Update tree_pass descriptors.
8718 * tree-ssa-pre.c: Update tree_pass descriptors.
8719 * tree-sra.c: Update tree_pass descriptors.
8720 * tree-mudflap.c: Update tree_pass descriptors.
8721 * tree-ssa-copy.c: Update tree_pass descriptors.
8722 * cfglayout.c: Update tree_pass descriptors.
8723 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8724 * tree-ssa-dce.c: Update tree_pass descriptors.
8725 * tree-ssa.c: Update tree_pass descriptors.
8726 * regclass.c: Update tree_pass descriptors.
8727 * integrate.c: Update tree_pass descriptors.
8728 * tree-optimize.c: Update tree_pass descriptors.
8729 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8730 * tree-object-size.c: Update tree_pass descriptors.
8731 * combine.c: Update tree_pass descriptors.
8732 * tree-outof-ssa.c: Update tree_pass descriptors.
8733 * bb-reorder.c: Update tree_pass descriptors.
8734 * stack-ptr-mod.c: Update tree_pass descriptors.
8735 * var-tracking.c: Update tree_pass descriptors.
8736 * tree-profile.c: Update tree_pass descriptors.
8737 * tree-vect-generic.c: Update tree_pass descriptors.
8738 * reg-stack.c: Update tree_pass descriptors.
8739 * sched-rgn.c: Update tree_pass descriptors.
8740 * tree-ssa-structalias.c: Update tree_pass descriptors.
8741 * tree-cfg.c: Update tree_pass descriptors.
8742 * passes.c (current_pass): Update declaration.
8743 (finish_optimization_passes): Update.
8744 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8745 (register_one_dump_file, register_dump_files_1, next_pass_1):
8747 (init_optimization_passes): Update handling of new types.
8748 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8749 * ipa-struct-reorg.c: Update tree_pass descriptors.
8750 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8751 * combine-stack-adj.c: Update tree_pass descriptors.
8752 * cfgrtl.c: Update tree_pass descriptors.
8753 * dce.c: Update tree_pass descriptors.
8754 * tree-ssanames.c: Update tree_pass descriptors.
8756 2008-03-19 Richard Guenther <rguenther@suse.de>
8759 * tree-ssa.c (walk_data): New structure.
8760 (warn_uninitialized_var): If not always_executed warn with "maybe"
8762 (execute_early_warn_uninitialized): Compute post-dominators.
8763 Initialize always_executed before processing each basic block.
8765 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8768 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8769 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8771 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8773 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8775 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8777 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8779 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8780 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8781 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8782 target after ignore has been set, and move there also the commputation
8783 of subtarget and original_target.
8784 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8785 (LANG_HOOKS_INITIALIZER): Remove it.
8786 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8788 2008-03-18 Richard Guenther <rguenther@suse.de>
8790 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8791 found an expression with constants, note that in the VN for the lhs.
8792 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8793 fold them to constants if possible. Run cleanup_cfg if done so.
8794 (execute_pre): Return todo.
8796 (execute_fre): Likewise.
8797 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8799 (get_prop_source_stmt): Look through pointer conversions.
8801 2008-03-18 Jan Hubicka <jh@suse.cz>
8803 * tree-pretty-print.c: Include predict.h.
8804 (dump_generic_node): Dump predictor.
8805 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8806 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8807 * gimple-low.c (lower_stmt): Likewise.
8808 * expr.c (expand_expr_real): Likewise.
8809 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8811 (build_predict_expr, build_predict_expr): New.
8812 * predict.h (predictor_name, build_predict_expr): Update.
8813 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8814 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8815 * predict.def (PRED_CONTINUE): Update hitrate.
8816 * tree.def (PREDICT_EXPR): Define.
8817 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8818 do not handle BIND_EXPR.
8819 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8820 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8821 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8824 2008-03-18 Michael Matz <matz@suse.de>
8826 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8828 2008-03-18 Richard Guenther <rguenther@suse.de>
8830 * tree-gimple.h (is_gimple_invariant_address): Declare.
8831 (is_gimple_constant): Likewise.
8832 * tree-gimple.c (is_gimple_constant): New function.
8833 (is_gimple_invariant_address): Likewise.
8834 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8835 and is_gimple_invariant_address.
8836 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8838 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8839 an addressable base.
8841 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8844 * gimplify.c (gimplify_expr): Gimplify second operand of
8847 2008-03-17 Richard Guenther <rguenther@suse.de>
8849 PR tree-optimization/19637
8850 * fold-const.c (fold_unary): Remove restrictions of removing
8851 intermediate pointer-conversions (P2)(P1)P0.
8852 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8853 conversion to void pointer.
8854 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8856 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8859 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8860 emulated thread local variables.
8862 2008-03-16 Richard Guenther <rguenther@suse.de>
8865 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8866 expand TREE_INVARIANT operations that are not gimple invariant.
8868 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8870 * doc/extend.texi (Alignment): Say that the ABI controls
8871 the __alignof__ for non-strict-alignment targets rather
8872 than being a recommendation.
8874 2008-03-15 Paul Brook <paul@codesourcery.com>
8876 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8878 (arm_output_fn_unwind): Mark functions that can not be unwound.
8880 2008-03-15 Paul Brook <paul@codesourcery.com>
8882 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8883 extension instructions.
8885 2008-03-15 Richard Guenther <rguenther@suse.de>
8887 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8888 and fold constant aggregate refs.
8889 (fold_const_aggregate_ref): Handle string constants
8890 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8891 (evaluate_stmt): Simplify now that ccp_fold folds constant
8894 2008-03-15 Paul Brook <paul@codesourcery.com>
8896 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8897 (extzv): Use gen_extzv_t2.
8898 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8900 2008-03-15 Richard Guenther <rguenther@suse.de>
8902 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8903 (fold_const_aggregate_ref): Likewise.
8904 (get_value): Return NULL if we don't have any values.
8905 (ccp_finalize): Set const_val to NULL after freeing it.
8906 * tree-flow.h (get_symbol_constant_value): Declare.
8907 (fold_const_aggregate_ref): Likewise.
8908 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8910 2008-03-15 Richard Guenther <rguenther@suse.de>
8913 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8914 to not produce negative array indices if not allowed. Add
8915 parameter to indicate that.
8916 (maybe_fold_offset_to_component_ref): Allow negative array
8917 indices only for the first member of a structure.
8918 (maybe_fold_offset_to_reference): Allow negative array indices.
8919 (maybe_fold_stmt_addition): Likewise.
8921 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8922 Anatoly Sokolov <aesok@post.ru>
8924 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8925 (avr_arch): Add ARCH_AVR6.
8926 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8927 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8928 instead of fixed value 2.
8929 (print_operand_address): Use gs() asm specifier instead of pm().
8930 (avr_assemble_integer): (Ditto.).
8931 (avr_output_addr_vec_elt): (Ditto.).
8932 (print_operand): Handle "!" code.
8933 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8934 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8935 (AVR_HAVE_EIJMP_EICALL): Define.
8936 (AVR_3_BYTE_PC): Redefine.
8937 (AVR_2_BYTE_PC): (Ditto.).
8938 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8939 (LINK_SPEC): Add atmega2560 and atmega2561.
8940 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8942 * config/avr/avr.md (call_insn): Use eicall instead of icall
8943 for 3 byte PC devices.
8944 (call_value_insn): (Ditto.).
8945 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8946 (indirect_jump): Use only for for 2 byte PC devices.
8947 (*tablejump): (Ditto.).
8948 (*indirect_jump_avr6): Add insn.
8949 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8950 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8951 instead of ijmp for 3 byte PC devices.
8952 (__tablejump2__): (Ditto.).
8953 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8954 (MULITLIB_DIRNAMES): (Ditto.).
8955 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8957 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8959 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8960 "sse2_umulsidi3". Use V1DI mode for operand 0.
8961 ("mmx_psadbw"): Use V1DI mode for operand 0.
8962 * config/i386/i386-modes.def (V1SI): New vector mode.
8963 * config/i386/i386.c (struct builtin_description)
8964 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8965 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8966 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8967 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8968 v1di_ftype_v8qi_v8qi type.
8969 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8971 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8972 __builtin_ia32_pmuludq]: Fix the mode of return value.
8974 2008-03-15 Richard Guenther <rguenther@suse.de>
8977 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8980 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8982 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8983 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8984 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8985 unless TARGET_SERIALIZE_VOLATILE is enabled.
8986 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8987 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8988 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8990 2008-03-14 Richard Guenther <rguenther@suse.de>
8992 PR tree-optimization/34172
8993 * tree-flow.h (refs_may_alias_p): Declare.
8994 (get_single_def_stmt): Likewise.
8995 (get_single_def_stmt_from_phi): Likewise.
8996 (get_single_def_stmt_with_phi): Likewise.
8997 * tree-dfa.c (refs_may_alias_p): New function.
8998 (get_single_def_stmt): Likewise.
8999 (get_single_def_stmt_from_phi): Likewise.
9000 (get_single_def_stmt_with_phi): Likewise.
9001 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9002 (vn_reference_lookup_1): New helper function.
9003 (vn_reference_lookup): Walk the virtual use-def chain to
9004 continue searching for a match if the def does not alias the
9005 reference we are looking for.
9007 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9009 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9010 archive and Perzl. Update The Written Word listing.
9012 2008-03-14 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/34043
9015 PR tree-optimization/33989
9016 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9018 (bitmap_find_leader): Use extra argument to verify dominance
9019 relationship inside a basic-block.
9020 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9021 (find_leader_in_sets): Adjust.
9022 (create_component_ref_by_pieces): Take extra argument for
9023 dominance check, handle lookup failures.
9024 (find_or_generate_expression): Likewise.
9025 (create_expression_by_pieces): Likewise.
9026 (insert_into_preds_of_block): Adjust.
9027 (create_value_expr_from): If asked for, verify all operands
9028 are in the blocks AVAIL_OUT set.
9029 (make_values_for_stmt): Check for SSA_NAMEs that are life
9030 over an abnormal edge.
9031 (compute_avail): Remove such check.
9032 (do_SCCVN_insertion): New function.
9033 (eliminate): If we do not find a leader suitable for replacement
9034 insert a replacement expression from SCCVN if available.
9035 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9036 (struct vn_ssa_aux): Add needs_insertion flag.
9037 * tree-ssa-sccvn.c (may_insert): New global flag.
9038 (copy_reference_ops_from_ref): Value-number union member access
9039 based on its size, not type and member if insertion is allowed.
9040 (visit_reference_op_load): For a weak match from union type
9041 punning lookup a view-converted value and insert a SSA_NAME
9042 for that value if that is not found.
9043 (visit_use): Make dumps shorter. Do not disallow value numbering
9044 SSA_NAMEs that are life over an abnormal edge to constants.
9045 (free_scc_vn): Release inserted SSA_NAMEs.
9046 (run_scc_vn): New flag to specify whether insertion is allowed.
9047 Process SSA_NAMEs in forward order.
9048 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9049 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9050 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9051 pointer type to/from integral types that do not change the
9052 precision to regular conversions.
9054 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9056 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9057 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9058 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9059 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9060 input arguments and the mode of return value. Built-in functions
9061 that operate on whole 64-bit MMX register now use V1DI mode.
9063 2008-03-13 Alon Dayan <alond@il.ibm.com>
9064 Olga Golovanevsky <olga@il.ibm.com>
9066 PR tree-optimization/35041
9067 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9068 to locate the right position in a statement.
9070 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9074 * config/i386/xmmintrin.h: Change all static inline functions to
9075 extern inline and add __gnu_inline__ attribute.
9076 * config/i386/bmintrin.h: Ditto.
9077 * config/i386/smmintrin.h: Ditto.
9078 * config/i386/tmmintrin.h: Ditto.
9079 * config/i386/mmintrin-common.h: Ditto.
9080 * config/i386/ammintrin.h: Ditto.
9081 * config/i386/emmintrin.h: Ditto.
9082 * config/i386/pmmintrin.h: Ditto.
9083 * config/i386/mmintrin.h: Ditto.
9084 * config/i386/mm3dnow.h: Ditto.
9086 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9089 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9090 (lower_omp_2): New function.
9091 (lower_omp_1, lower_omp): Rewritten.
9093 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9096 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9097 with the phrase "Microsoft Windows compilers".
9098 (Push/Pop Macro Pragmas): New subsection. Document
9099 #pragma push_macro and pragma pop_macro.
9101 2008-03-12 Paul Brook <paul@codesourcery.com>
9103 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9105 2008-03-12 Paul Brook <paul@codesourcery.com>
9107 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9108 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9109 (thumb2_addsi_shortim): Rename ...
9110 (thumb2_addsi_short): ... to this. Allow register operands.
9111 (thumb2_subsi_short): New pattern.
9112 (thumb2_one_cmplsi2_short,
9113 thumb2_negsi2_short): New patterns and peepholes.
9115 2008-03-12 Paul Brook <paul@codesourcery.com>
9117 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9119 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9121 * config/i386/i386.md (int_cond): New code iterator.
9123 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9124 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9125 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9126 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9127 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9128 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9129 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9130 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9132 2008-03-12 Paul Brook <paul@codesourcery.com>
9134 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9135 instead of {arm,thumb}_compute_save_reg_mask.
9136 (output_return_instruction): Ditto.
9137 (thumb_unexpanded_epilogue): Ditto.
9138 (thumb1_expand_prologue): Ditto.
9139 (thumb1_output_function_prologue): Ditto.
9140 (arm_set_return_address): Ditto.
9141 (thumb_set_return_address): Ditto.
9142 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9143 regs to achieve stack alignment.
9144 (thumb1_compute_save_reg_mask): Fix compiler warning.
9145 (arm_output_epilogue): Use offsets->saved_regs_mask.
9146 Adjust stack pointer by poping call clobered registers.
9147 (arm_expand_prologue): Use offsets->saved_regs_mask.
9148 Adjust stack pointer by pushing extra registers.
9149 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9151 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9154 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9155 conversion to the operands of a multiplication.
9157 2008-03-12 Richard Guenther <rguenther@suse.de>
9159 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9160 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9161 * timevar.def (TV_TREE_PHIPROP): Add.
9162 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9163 pass description. Use TV_TREE_PHIPROP.
9164 * tree-ssa-forwprop.c: Remove phiprop code.
9166 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9169 * omp-low.c (maybe_lookup_decl): Constify first argument.
9170 (use_pointer_for_field): Change last argument from bool to
9171 omp_context *. Disallow shared copy-in/out in nested
9172 parallel if decl is shared in outer parallel too.
9173 (build_outer_var_ref, scan_sharing_clauses,
9174 lower_rec_input_clauses, lower_copyprivate_clauses,
9175 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9177 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9178 Ira Rosen <irar@il.ibm.com>
9180 * tree-vectorizer.c (free_stmt_vec_info): New function.
9181 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9182 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9183 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9184 * tree-vect-transform.c (vectorizable_conversion): Free
9185 vec_oprnds0 if it was allocated.
9186 (vect_permute_store_chain): Remove unused VECs.
9187 (vectorizable_store): Free VECs that are allocated in the..
9189 (vect_transform_strided_load, vectorizable_load): Likewise.
9190 (vect_remove_stores): Simplify the code.
9191 (vect_transform_loop): Move code to vect_remove_stores().
9192 Call vect_remove_stores() and free_stmt_vec_info().
9194 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9196 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9197 TARGET_HPUX. Revise comment.
9198 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9199 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9200 Use sr4 variant of `be' instruction when not generating PIC code.
9201 (attr_length_call): Adjust for above change.
9203 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9205 * ipa-reference.c (static_execute): Remove module_statics_const and
9206 associated setting code.
9208 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9211 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9212 predicate for operand 1.
9213 (paritysi2_cmp): Use register_operand predicate for operand 2.
9214 Use earlyclobber modifier for operand 1. Remove support for
9216 (paritydi2_cmp): Use register_operand predicate for operand 3.
9217 Use earlyclobber modifier for operand 1. Remove support for
9220 2008-03-11 Paul Brook <paul@codesourcery.com>
9221 Vladimir Prus <vladimir@codesourcery.com>
9223 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9224 (arm_compute_save_reg0_reg12_mask): Always
9225 check if register 11 must be saved. Always safe hard frame pointer
9226 when frame_pointer_needeed.
9227 (arm_compute_save_reg_mask): Save IP and PC
9228 only with apcs frames.
9229 (arm_output_epilogue): Adjust Thumb2 codepath to
9230 be also invoked and work for ARM non-apcs frames.
9231 (arm_expand_prologue): Don't bother saving IP
9232 for non-apcs frame, since it's not clobbered by
9233 prologue code. Implement non-apcs frame
9236 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9238 PR rtl-optimization/35281
9239 * expr.c (convert_move): Use a new pseudo for the intermediate
9240 from_mode->word_mode result.
9242 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9244 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9245 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9246 * toplev.c (compile_file): Don't call it.
9248 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9251 * expr.c (store_expr): Call emit_block_move if the mode
9252 of "temp" RTX is BLKmode.
9254 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9255 Richard Guenther <rguenther@suse.de>
9257 PR tree-optimization/31358
9258 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9259 the step with a NULL_TREE.
9260 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9261 to sizetype if type is a pointer type.
9262 (add_candidate_1): Don't convert the base and step to
9263 the generic type if the orginal type is a pointer type.
9264 (add_iv_value_candidates): Use sizetype for the step
9265 if type is a pointer type.
9266 (cand_value_at): Likewise.
9267 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9269 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9270 Don't convert the tem affine to the type.
9271 (add_elt_to_tree): Use sizetype for the step if a pointer.
9272 Use POINTER_PLUS_EXPR for pointers.
9273 (aff_combination_to_tree): Use sizetype for the step if a
9276 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9278 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9279 Remove commutativity hint.
9281 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9285 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9286 errorneous type. Check that v is a VAR_DECL.
9289 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9291 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9293 PR tree-optimization/35494
9294 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9295 may be overriden at link and run time.
9297 2008-03-10 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/34677
9300 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9301 (poolify_tree): Likewise.
9302 (modify_expr_template): Likewise.
9303 (poolify_modify_stmt): Likewise.
9304 (insert_fake_stores): Handle all component-ref style stores
9305 in addition to INDIRECT_REF. Also handle complex types.
9306 Do not poolify the inserted load.
9307 (realify_fake_stores): Do not rebuild the tree but only
9308 make it a SSA_NAME copy.
9309 (init_pre): Remove initialzation of modify_expr_template.
9310 Do not allocate modify_expr_node_pool.
9311 (fini_pre): Do not free modify_expr_node_pool.
9313 2008-03-10 Paul Brook <paul@codesourcery.com>
9315 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9318 2008-03-10 Paul Brook <paul@codesourcery.com>
9319 Mark Shinwell <shinwell@codesourcery.com>
9321 * config/arm/cortex-r4.md: New.
9322 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9324 * config/arm/arm.md: Include cortex-r4.md.
9325 (insn): Add smmls, sdiv and udiv values.
9326 (generic_sched): Don't use generic scheduling for Cortex-R4.
9327 (arm_issue_rate): New function.
9328 (TARGET_SCHED_ISSUE_RATE): Define.
9330 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9332 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9334 2008-03-10 Richard Guenther <rguenther@suse.de>
9336 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9337 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9339 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9341 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9342 Set default to true.
9344 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9346 * c.opt (Wsynth): Deprecate.
9347 * doc/invoke.texi (Option Summary, Warning Options): Document
9348 -Wno-format-contains-nul.
9350 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9354 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9356 2008-03-09 Ira Rosen <irar@il.ibm.com>
9358 * config/rs6000/rs6000.c (builtin_description): Rename vector
9359 left shift operations.
9360 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9361 (altivec_vsl<VI_char>): Rename to ...
9362 (ashl<mode>3): ... new name.
9363 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9365 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9367 2008-03-08 Richard Guenther <rguenther@suse.de>
9369 * coverage.h (tree_coverage_counter_addr): Declare.
9370 * coverage.c (tree_coverage_counter_addr): New function.
9371 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9373 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9374 (tree_gen_one_value_profiler): Likewise.
9375 (tree_gen_ic_profiler): Likewise.
9376 (tree_gen_average_profiler): Likewise.
9377 (tree_gen_ior_profiler): Likewise.
9379 2008-03-08 Richard Guenther <rguenther@suse.de>
9381 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9382 (vn_binary_op_insert): Likewise.
9383 (vn_unary_op_lookup): Likewise.
9384 (vn_unary_op_insert): Likewise.
9385 (vn_nary_op_lookup): Declare.
9386 (vn_nary_op_insert): Likewise.
9387 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9388 and binary hashes, use a single obstack for unary_op_pool
9390 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9391 a single struct vn_nary_op_s. Store tree code length and
9392 a variable number of operands.
9393 (struct vn_reference_op_struct): Remove unused op2.
9394 (vn_reference_op_eq): Do not compare op2.
9395 (vn_reference_op_compute_hash): Do not compute hash of op2.
9396 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9397 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9398 with vn_nary_op_compute_hash.
9399 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9400 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9402 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9404 (visit_unary_op): Call nary functions.
9405 (visit_binary_op): Likewise.
9406 (process_scc): Adjust for struct vn_tables_s changes.
9407 (allocate_vn_table): Likewise.
9408 (free_vn_table): Likewise.
9409 * tree-vn.c (vn_add): Call nary functions.
9410 (vn_lookup): Likewise.
9412 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9415 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9416 wdst back after sync_compare_and_swapqhi_internal.
9418 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/i386-modes.def (V1DI): New vector mode.
9422 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9423 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9424 (MMXMODE248): Ditto.
9425 (MMXMODE): Add V1DI mode.
9426 (mmxvecsize): Change DI mode to V1DI mode.
9427 ("mov<mode>): Use MMXMODEI8 mode iterator.
9428 ("*mov<mode>_internal_rex64"): Ditto.
9429 ("*mov<mode>_internal"): Ditto.
9430 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9431 ("mmx_sub<mode>3"): Ditto.
9432 ("mmx_adddi3"): Remove insn pattern.
9433 ("mmx_subdi3"): Ditto.
9434 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9435 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9436 ("mmx_ashl<mode>3"): Ditto.
9437 ("mmx_lshrdi3"): Remove insn pattern.
9438 ("mmx_ashldi3"): Ditto.
9439 * config/i386/i386.c (classify_argument): Handle V1DImode.
9440 (function_arg_advance_32): Ditto.
9441 (function_arg_32): Ditto.
9442 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9443 mmx_addv1di3 insn pattern.
9444 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9445 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9446 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9447 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9448 Remove definitions of built-in functions.
9449 (V1DI_type_node): New node.
9450 (v1di_ftype_v1di_int): Ditto.
9451 (v1di_ftype_v1di_v1di): Ditto.
9452 (v2si_ftype_v2si_si): Ditto.
9453 (v4hi_ftype_v4hi_di): Remove node.
9454 (v2si_ftype_v2si_di): Ditto.
9455 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9456 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9457 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9458 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9459 Add new builtins using def_builtin_const.
9460 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9461 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9462 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9463 * config/i386/mmintrin.h (__v1di): New typedef.
9464 (_mm_add_si64): Cast arguments to __v1di type.
9465 (_mm_sub_si64): Ditto.
9466 (_mm_sll_pi16): Cast __count to __v4hi type.
9467 (_mm_sll_pi32): Cast __count to __v2si type.
9468 (_mm_sll_si64): Cast arguments to __v1di type.
9469 (_mm_srl_pi16): Cast __count to __v4hi type.
9470 (_mm_srl_pi32): Cast __count to __v2si type.
9471 (_mm_srl_si64): Cast arguments to __v1di type.
9472 (_mm_sra_pi16): Cast __count to __v4hi type.
9473 (_mm_sra_pi32): Cast __count to __v2si type.
9474 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9475 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9476 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9477 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9478 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9479 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9480 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9481 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9482 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9483 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9484 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9485 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9487 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9489 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9491 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9494 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9495 reg+const addressing for Altivec modes. Don't generate reg+reg
9496 addressing for TFmode or TDmode quantities.
9498 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9500 * c-common.c (vector_types_convertible_p): Call langhook
9501 instead of comptypes.
9503 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9506 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9507 integral and scalar float variables which have a
9510 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9512 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9513 dwarf_register_span hook when emitting unwind information for
9514 register-to-memory saves.
9515 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9516 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9518 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9520 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9521 for the same VAR_DECL.
9523 2008-03-06 Tom Tromey <tromey@redhat.com>
9526 * doc/standards.texi (Standards): Don't mention treelang.
9527 * doc/invoke.texi (Overall Options): Don't mention treelang.
9528 * doc/install.texi (Prerequisites): Don't mention bison or
9530 (Configuration): Don't mention treelang.
9531 (Building): Likewise.
9532 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9534 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9536 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9537 word-extractions out of a multi-word object.
9539 2008-03-06 Richard Guenther <rguenther@suse.de>
9541 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9542 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9543 result type and precision.
9544 * expr.c (get_inner_reference): Set unsignedp based on the result
9545 type of BIT_FIELD_REF.
9546 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9547 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9548 (try_instantiate_multiple_fields): Likewise. Use the correct type
9550 (sra_build_assignment): Likewise.
9551 (sra_build_elt_assignment): Likewise.
9552 (sra_explode_bitfield_assignment): Likewise.
9553 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9554 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9555 set BIT_FIELD_REF_UNSIGNED.
9556 (vectorizable_load): Likewise.
9558 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9560 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9563 2008-03-06 Richard Guenther <rguenther@suse.de>
9565 * alias.c (struct alias_set_entry): Move has_zero_child field
9566 to pack with alias_set.
9568 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9570 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9573 2008-03-05 Ian Lance Taylor <iant@google.com>
9575 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9577 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9579 * fwprop.c (update_df): Support width and offset parameters of
9581 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9582 global_conflicts): Change DF_REF_EXTRACT to either
9583 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9584 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9585 * df-scan.c (df_ref_record, df_defs_record,
9586 df_ref_create_structure, df_def_record_1, df_uses_record,
9587 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9588 df_bb_refs_collect, df_entry_block_defs_collect,
9589 df_exit_block_uses_collect): Support new width and offset fields.
9590 (ref_extract_pool): New storage pool.
9591 (df_free_ref): New function.
9592 (df_reg_chain_unlink, df_free_collection_rec,
9593 df_sort_and_compress_refs): Call df_free_ref.
9594 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9596 (df_ref_create_structure): Allocate df_ref_extract if offset and
9597 width fields are used.
9598 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9599 (df_uses_record): Get offset and width from ZERO_EXTRACT
9601 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9602 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9603 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9604 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9605 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9606 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9607 (df_ref_extract): New structure.
9608 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9609 (df_ref_create): Add width and offset parameters.
9611 2008-03-05 Richard Guenther <rguenther@suse.de>
9613 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9614 Use ranges_overlap_p.
9615 (offset_overlaps_with_access): Rename
9616 to ranges_overlap_p and move ...
9617 * tree-flow-inline.h (ranges_overlap_p): ... here.
9619 * tree.h (get_inner_reference, handled_component_p): Update
9622 * tree.h (record_component_aliases, get_alias_set,
9623 alias_sets_conflict_p, alias_sets_must_conflict_p,
9624 objects_must_conflict_p): Move declarations ...
9625 * alias.h (record_component_aliases, get_alias_set,
9626 alias_sets_conflict_p, alias_sets_must_conflict_p,
9627 objects_must_conflict_p): ... here.
9628 Include coretypes.h.
9629 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9631 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9633 * cfg.c: Include tree-flow.h.
9634 (remove_edge_raw): Call redirect_edge_var_map_clear.
9635 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9636 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9637 (redirect_edge_var_map_result): New.
9638 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9639 PENDING_STMT use with redirect_edge_var_map_*.
9640 * tree-ssa.c (edge_var_maps): New definition.
9641 (redirect_edge_var_map_add): New.
9642 (redirect_edge_var_map_clear): New.
9643 (redirect_edge_var_map_dup): New.
9644 (redirect_edge_var_map_vector): New.
9645 (redirect_edge_var_map_destroy): New.
9646 (ssa_redirect_edge): Replace PENDING_STMT use with
9647 redirect_edge_var_map_*.
9648 (flush_pending_stmts): Same.
9649 (delete_tree_ssa): Destroy edge var map.
9650 * tree-flow.h (struct _edge_var_map): New.
9651 Define edge_var_map vector type.
9652 Declare redirect_edge_var_map_* prototypes.
9653 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9654 * tree-cfg.c (reinstall_phi_args): Replace
9655 PENDING_STMT use with redirect_edge_var_map_*.
9657 2008-03-05 Richard Guenther <rguenther@suse.de>
9659 PR tree-optimization/35472
9660 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9661 whose single use_stmt has a overlapping set of loaded and
9662 stored symbols as that use_stmt might be a noop assignment then.
9664 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9666 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9668 2008-03-05 Richard Guenther <rguenther@suse.de>
9671 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9672 should be constants.
9673 * tree-cfg.c (verify_expr): Verify it.
9674 * fold-const.c (fold_truthop): Remove code generating
9675 BIT_FIELD_REFs of structure bases.
9676 (fold_binary): Likewise.
9677 (fold_ternary): Position and size of BIT_FIELD_REFs are
9678 always host integers.
9679 (make_bit_field_ref): Remove.
9680 (optimize_bit_field_compare): Remove.
9681 (all_ones_mask_p): Remove.
9683 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9686 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9687 (split_block_and_df_analyze): New. Split basic block and rebuild
9689 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9691 (split_pattern_seq): Likewise.
9692 (erase_matching_seqs): Likewise.
9693 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9695 2008-03-04 Geoff Keating <geoffk@apple.com>
9697 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9698 declaration and code.
9699 (tree_invalid_nonnegative_warnv_p): Likewise.
9701 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9703 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9704 examples. Truncate option-names then causing overfull hbox.
9706 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9709 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9711 * configure: Rebuilt.
9713 2008-03-04 Rafael Espindola <espindola@google.com>
9715 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9716 (tree_unary_nonnegative_warnv_p): New.
9717 (tree_binary_nonnegative_warnv_p): New.
9718 (tree_single_nonnegative_warnv_p): New.
9719 (tree_invalid_nonnegative_warnv_p): New.
9720 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9722 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9725 * opts.c (handle_option): Postpone 'unknown option' errors only for
9728 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9731 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9734 2008-03-04 Rafael Espindola <espindola@google.com>
9736 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9737 (tree_binary_nonzero_warnv_p): New.
9738 (tree_single_nonzero_warnv_p): New.
9739 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9741 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9744 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9745 transformations for modes that have signed zeros.
9746 * ifcvt.c (noce_try_abs): Ditto.
9748 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9750 * config/i386/i386.c (override_options): Force
9751 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9753 2008-03-04 Jan Hubicka <jh@suse.cz>
9756 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9759 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9761 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9762 label to probe the stack.
9764 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9766 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9767 (__gthr_win32_mutex_destroy): Declare.
9768 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9769 __gthr_win32_mutex_destroy.
9770 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9772 2008-03-03 Jan Hubicka <jh@suse.cz>
9775 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9776 aggressive on inlining cold calls.
9778 2008-03-03 Richard Guenther <rguenther@suse.de>
9780 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9781 struct copies into the expression table.
9782 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9783 (try_to_simplify): Likewise.
9784 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9785 integral and pointer arguments which do not change the
9786 precision to NOP_EXPRs.
9787 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9788 VIEW_CONVERT_EXPR case.
9790 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9792 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9793 defined in a loop at depth 0 is invariant.
9794 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9795 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9796 be called at loop depth 0.
9798 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9801 * gcc.c (process_command): Update copyright notice dates.
9802 * gcov.c (print_version): Likewise.
9803 * gcov-dump.c (print_version): Likewise.
9804 * mips-tfile.c (main): Likewise.
9805 * mips-tdump.c (main): Likewise.
9807 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9810 * c-common.c (flag_permissive): Delete.
9811 (constant_expression_warnings): Check flags first.
9812 (constant_expression_error): New.
9813 * c-common.h (flag_permissive): Delete.
9814 (constant_expression_error): Declare.
9815 * flags.h (flag_permissive): Declare. Update description.
9816 * diagnostic.c (pedwarn): Update.
9818 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9819 (permissive_error_kind): New.
9820 * toplev.c (flag_permissive): Define. Update description.
9821 * toplev.h (permissive_error_kind): Declare.
9822 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9823 (pedwarn_c90): Use pedantic_warning_kind.
9824 * c-opts.c (c_common_post_options): flag_permissive does not affect
9825 flag_pedantic_errors.
9827 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9829 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9830 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9831 __absvsi2, __absvDI2): Use unsigned arithmetic.
9833 2008-03-02 Andi Kleen <ak@suse.de>
9834 Richard Guenther <rguenther@suse.de>
9836 * struct-equiv.c: Remove file.
9837 * cfg_cleanup.c (condjump_equiv_p): Remove.
9838 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9839 (struct-equiv.o): Remove rule.
9840 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9841 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9842 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9844 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9846 * ifcvt.c (noce_process_if_block): Try to handle only the then
9847 block if the else block exists but isn't suitable.
9849 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9852 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9853 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9854 regression from previous patch.
9856 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9859 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9861 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9862 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9863 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9864 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9865 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9866 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9867 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9868 (__gthread_mutex_destroy_function): Rename to
9869 __gthread_mutex_destroy.
9870 * gthr-dce.h (__gthread_mutex_destroy): Call
9871 pthread_mutex_destroy.
9872 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9873 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9874 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9876 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9878 * df-scan.c (df_ref_chain_change_bb): Simplify.
9879 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9880 set_block_for_insn if there's any change.
9881 * df.h ((df_insn_change_bb): Fix prototype.
9882 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9883 df_insn_change_bb, don't call set_block_for_insn.
9884 * emit-rtl.c (reorder_insns): Likewise.
9885 * haifa-sched.c (move_insn): Likewise.
9887 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9889 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9891 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9893 * tree-flow-inline.h (next_readonly_imm_use): Return
9894 NULL_USE_OPERAND_P after the end.
9896 2008-03-01 Richard Guenther <rguenther@suse.de>
9898 PR tree-optimization/35411
9899 * tree-sra.c (sra_build_assignment): Split conversion to
9900 final type to a separate statement if we are not assigning
9903 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9905 * fold-const.c (fold_convertible_p): Correct the logic to follow
9906 that in fold_convert().
9908 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9911 * tree-inline.c (build_duplicate_type): When we make a
9912 duplicate type, make it unique in the canonical types system.
9914 2008-02-29 Tom Tromey <tromey@redhat.com>
9916 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9917 input_file_stack_history, input_file_stack_restored): Remove.
9918 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9919 * input.h (struct file_stack): Remove.
9920 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9921 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9923 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9925 (diagnostic_last_module_changed): Add 'map' argument.
9926 (diagnostic_set_last_function): Likewise.
9927 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9928 line map, not input_file_stack.
9929 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9931 2008-02-29 Paul Brook <paul@codesourcery.com>
9933 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9935 2008-02-29 Paul Brook <paul@codesourcery.com>
9937 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9939 2008-02-29 Richard Guenther <rguenther@suse.de>
9941 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9943 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9944 value for comparing for a store match.
9945 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9946 (try_to_simplify): Do not do a full-blown reference lookup.
9948 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9950 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9951 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9953 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9955 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9957 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9958 strides against cache sizes.
9960 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9962 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9965 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9967 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9968 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9969 is smaller than the original promoted value.
9970 (simplify_subreg): If OP is a SUBREG, try to preserve its
9971 SUBREG_PROMOTED_VAR_P information.
9973 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9975 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9976 (VN_INFO_GET): Allocate new objects on the obstack.
9977 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9978 for rpo_numbers_temp, for consistency.
9979 (free_scc_vn): Free the obstack.
9981 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9983 * doc/invoke.texi: Document -ftree-loop-distribution.
9984 * tree-loop-distribution.c: New.
9985 * tree-pass.h (pass_loop_distribution): New.
9986 * graphds.h (struct graph): Add htab_t indices.
9987 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9988 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9989 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9990 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9991 * tree-data-ref.c (debug_data_dependence_relations): New.
9992 (dump_data_dependence_relation): Also print data references.
9993 (free_data_ref): Extern.
9994 (same_access_functions): Moved...
9995 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9996 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9997 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9998 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9999 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10000 (stmts_from_loop): Skip LABEL_EXPR.
10001 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10003 (build_rdg): Initialize rdg->indices htab.
10004 (free_rdg, stores_from_loop, ref_base_address,
10005 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10006 have_similar_memory_accesses_1, ref_base_address_1,
10007 remove_similar_memory_refs): New.
10008 * tree-data-ref.h: Depend on tree-chrec.h.
10009 (debug_data_dependence_relations, free_data_ref): Declared.
10010 (same_access_functions): ... here.
10011 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10013 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10014 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10015 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10016 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10017 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10018 rdg_vertex_for_stmt): Declared.
10019 (struct rdg_edge): Add level.
10021 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10022 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10024 (rdg_has_similar_memory_accesses): New.
10025 * tree-vect-analyze.c: Remove unused static decls.
10026 * lambda.h (dependence_level): New.
10027 * common.opt (ftree-loop-distribution): New.
10028 * tree-flow.h (mark_virtual_ops_in_bb,
10029 slpeel_tree_duplicate_loop_to_edge_cfg,
10030 rename_variables_in_loop): Declared.
10031 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10032 (OBJS-common): Add tree-loop-distribution.o.
10033 (tree-loop-distribution.o): New rule.
10034 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10035 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10036 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10038 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10041 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10042 other than structures and unions.
10044 2008-02-28 Richard Guenther <rguenther@suse.de>
10047 2008-02-26 Richard Guenther <rguenther@suse.de>
10049 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10050 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10051 (lookup_decl_from_uid): Declare.
10052 (remove_decl_from_map): Likewise.
10053 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10054 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10055 (decl_for_uid_map): New global hashtable mapping DECL_UID
10057 (init_ttree): Allocate it.
10058 (insert_decl_to_uid_decl_map): New helper function.
10059 (make_node_stat): Insert new decls into the map.
10060 (copy_node_stat): Likewise.
10061 (lookup_decl_from_uid): New function.
10062 (remove_decl_from_map): Likewise.
10063 (print_decl_for_uid_map_statistics): New helper.
10064 (dump_tree_statistics): Call it.
10066 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10067 (referenced_var_iterator): Adjust.
10068 (FOR_EACH_REFERENCED_VAR): Adjust.
10069 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10070 (num_referenced_vars): Adjust.
10071 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10072 (first_referenced_var): Remove.
10073 (end_referenced_vars_p): Likewise.
10074 (next_referenced_var): Likewise.
10075 (referenced_var_iterator_set): New helper function.
10076 * tree-dfa.c (referenced_var_lookup): Adjust.
10077 (referenced_var_check_and_insert): Likewise.
10078 (remove_referenced_var): Likewise.
10079 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10080 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10081 (verify_call_clobbering): Likewise.
10082 (verify_memory_partitions): Likewise.
10083 (init_tree_ssa): Allocate bitmap instead of hashtable for
10085 (delete_tree_ssa): Adjust.
10086 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10087 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10088 (compute_tag_properties): Likewise.
10089 (set_initial_properties): Likewise.
10090 (find_partition_for): Likewise.
10091 (update_reference_counts): Likewise.
10092 (dump_may_aliases_for): Likewise.
10093 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10094 (add_call_clobber_ops): Likewise.
10095 (add_call_read_ops): Likewise.
10096 (get_asm_expr_operands): Likewise.
10097 * tree-into-ssa.c (dump_decl_set): Likewise.
10098 (update_ssa): Likewise.
10099 * tree-sra.c (scan_function): Likewise.
10100 (decide_instantiations): Likewise.
10101 (scalarize_parms): Likewise.
10102 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10103 (dsa_named_for): Likewise.
10104 * tree-ssa-structalias.c (update_alias_info): Likewise.
10105 (merge_smts_into): Likewise.
10107 2008-02-27 David Daney <ddaney@avtrex.com>
10110 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10111 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10112 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10113 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10114 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10116 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10119 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10120 (BUILT_IN_NEXTTOWARD): Remove.
10121 (BUILT_IN_NEXTTOWARDF): Ditto.
10122 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10123 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10125 2008-02-27 Tom Tromey <tromey@redhat.com>
10127 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10128 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10130 2008-02-27 Jan Beulich <jbeulich@novell.com>
10132 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10133 update the respective field on newdecl.
10135 2008-02-27 Revital Eres <eres@il.ibm.com>
10137 PR rtl-optimization/34999
10138 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10139 crossing edges that ends with a call insn.
10140 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10141 call insn and clear the EDGE_CROSSING flag of the crossing edge
10142 when fixing fallthru edges.
10144 2008-02-27 Richard Guenther <rguenther@suse.de>
10146 PR middle-end/35390
10147 * fold-const.c (fold_unary): Return the correct argument,
10148 converted to the result type.
10150 2008-02-27 Richard Guenther <rguenther@suse.de>
10152 PR middle-end/34971
10153 * expr.c (expand_expr_real_1): Assert on rotates that operate
10155 * fold-const.c (fold_binary): Use the types precision, not the
10156 bitsize of the mode if folding rotate expressions. Build rotates
10157 only for full modes.
10159 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10161 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10162 and CPP_PRAGMA_EOL.
10163 * c-pragma.c (pragma_ns_name): New typedef.
10164 (registered_pp_pragmas): New variable.
10165 (c_pp_lookup_pragma): New function.
10166 (c_register_pragma_1): If flag_preprocess_only, do nothing
10167 for non-expanded pragmas, for expanded ones push pragma's
10168 namespace and name into registered_pp_pragmas vector.
10169 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10170 flag_preprocess_only, don't register GCC pch_preprocess
10171 pragma if flag_preprocess_only.
10172 * c-opts.c (c_common_init): Call init_pragma even if
10173 flag_preprocess_only.
10174 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10175 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10176 cpp_register_pragma if flag_preprocess_only.
10178 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10181 * c-parser.c (c_parser_translation_unit): Warn for empty
10182 translation unit, not empty source file.
10184 2008-02-26 Paul Brook <paul@codesourcery.com>
10186 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10187 operand for Thumb-2.
10188 * config/arm/arm.h (reg_class): Add CORE_REGS.
10189 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10190 (BASE_REG_CLASS): Use CORE_REGS.
10191 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10192 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10193 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10194 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10195 ARM_REGNO_OK_FOR_INDEX_P.
10196 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10197 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10198 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10199 (ldm/stm peepholes): Ditto.
10200 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10201 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10202 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10203 * config/arm/constraints.md: Enable "k" constraint on ARM.
10205 2008-02-27 Ben Elliston <bje@au.ibm.com>
10207 * config/rs6000/rs6000.c: Annotate cache line size field in all
10208 instances of struct processor_costs.
10210 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10212 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10213 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10214 jump_bypass): New counters.
10215 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10216 * dce.c (gate_ud_dce): Same.
10217 (gate_fast_dce): Same.
10218 * dse.c (gate_dse1): New function.
10219 (gate_dse2): New function.
10220 (gate_dse): Merge results of new gate functions.
10221 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10222 (gate_handle_jump_bypass): Add dbg_cnt.
10223 (gate_handle_gcse): Add dbg_cnt.
10224 * ifcvt.c (gate_handle_if_conversion): Same.
10225 (gate_handle_if_after_combine): Same.
10226 (gate_handle_if_after_reload): Same.
10227 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10229 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10231 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10233 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10235 2008-02-26 Jason Merrill <jason@redhat.com>
10238 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10239 alone if it's the naming decl for the type's main variant.
10241 2008-02-26 Tom Tromey <tromey@redhat.com>
10243 * system.h (USE_MAPPED_LOCATION): Poison.
10244 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10245 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10246 (make_goto_expr_edges): Likewise.
10247 (remove_bb): Likewise.
10248 (execute_warn_function_return): Likewise.
10249 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10251 * c-common.c (fname_decl): Remove old location code.
10252 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10254 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10256 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10257 (gen_rtx_ASM_INPUT): Likewise.
10258 (gen_rtx_ASM_INPUT_loc): Likewise.
10259 (get_rtx_asm_OPERANDS): Remove.
10260 * cfglayout.c (insn_locators_alloc): Remove old location code.
10261 (set_curr_insn_source_location): Likewise.
10262 (curr_insn_locator): Likewise.
10263 * print-tree.c (print_node): Remove old location code.
10264 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10265 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10266 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10267 location_from_locus.
10268 (construct_exit_block): Remove old location code.
10269 * emit-rtl.c (force_next_line_note): Remove old location code.
10270 * profile.c (branch_prob): Remove old location code.
10271 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10272 LOC_LINE): Remove old-location variants.
10273 * langhooks.c (lhd_print_error_function): Remove old location
10275 * configure, config.in: Rebuilt.
10276 * configure.ac (--enable-mapped-location): Remove.
10277 * c-decl.c (c_init_decl_processing): Remove old location code.
10278 (finish_function): Likewise.
10279 * recog.c (decode_asm_operands): Remove old location code.
10280 * c-pch.c (c_common_read_pch): Remove old location code.
10281 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10283 * gimple-low.c (lower_function_body): Remove old location code.
10284 * toplev.c (unknown_location): Remove.
10285 (push_srcloc): Remove old-location variant.
10286 (process_options): Remove old location code.
10287 (lang_dependent_init): Likewise.
10288 * input.h (UNKNOWN_LOCATION): Move definition.
10289 (location_t): Undeprecate.
10290 (source_locus): Remove.
10291 (location_from_locus): Remove.
10292 (struct location_s): Remove.
10293 Remove all old-location code.
10294 (input_line, input_filename): Remove.
10295 * final.c (final_scan_insn): Remove old location code.
10296 * diagnostic.c (diagnostic_build_prefix): Remove
10297 USE_MAPPED_LOCATION test.
10298 * tree.h (gimple_stmt) <locus>: Now a location_t.
10299 (tree_exp) <locus>: Likewise.
10300 (DECL_IS_BUILTIN): Remove old-location variant.
10301 (annotate_with_file_line, annotate_with_locus): Likewise.
10302 (expr_locus, set_expr_locus): Update.
10303 * tree.c (build1_stat): Remove old location code.
10304 (last_annotated_node): Remove.
10305 (annotate_with_file_line): Remove old-location variant.
10306 (annotate_with_locus): Likewise.
10307 (expr_location): Remove old location code.
10308 (set_expr_location): Likewise.
10309 (expr_has_location): Likewise.
10310 (expr_locus): Likewise.
10311 (set_expr_locus): Likewise.
10312 (expr_filename): Don't use location_from_locus.
10313 (expr_lineno): Likewise.
10314 * rtl-error.c (location_for_asm): Remove old location code.
10315 * c-lex.c (cb_line_change): Remove old location code.
10316 (fe_file_change): Likewise.
10317 (cb_def_pragma): Likewise.
10318 (c_lex_with_flags): Likewise.
10319 * gengtype.c (do_typedef): Don't special-case location types.
10320 (define_location_structures): Remove.
10321 (main): Don't call define_location_structures.
10322 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10325 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10328 * builtins.def (BUILT_IN_STDARG_START): Remove.
10329 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10330 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10331 * tree-inline.c (inline_forbidden_p_1): Likewise.
10333 2008-02-26 Richard Guenther <rguenther@suse.de>
10335 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10336 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10337 (lookup_decl_from_uid): Declare.
10338 (remove_decl_from_map): Likewise.
10339 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10340 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10341 (decl_for_uid_map): New global hashtable mapping DECL_UID
10343 (init_ttree): Allocate it.
10344 (insert_decl_to_uid_decl_map): New helper function.
10345 (make_node_stat): Insert new decls into the map.
10346 (copy_node_stat): Likewise.
10347 (lookup_decl_from_uid): New function.
10348 (remove_decl_from_map): Likewise.
10349 (print_decl_for_uid_map_statistics): New helper.
10350 (dump_tree_statistics): Call it.
10352 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10353 (referenced_var_iterator): Adjust.
10354 (FOR_EACH_REFERENCED_VAR): Adjust.
10355 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10356 (num_referenced_vars): Adjust.
10357 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10358 (first_referenced_var): Remove.
10359 (end_referenced_vars_p): Likewise.
10360 (next_referenced_var): Likewise.
10361 (referenced_var_iterator_set): New helper function.
10362 * tree-dfa.c (referenced_var_lookup): Adjust.
10363 (referenced_var_check_and_insert): Likewise.
10364 (remove_referenced_var): Likewise.
10365 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10366 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10367 (verify_call_clobbering): Likewise.
10368 (verify_memory_partitions): Likewise.
10369 (init_tree_ssa): Allocate bitmap instead of hashtable for
10371 (delete_tree_ssa): Adjust.
10372 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10374 (compute_tag_properties): Likewise.
10375 (set_initial_properties): Likewise.
10376 (find_partition_for): Likewise.
10377 (update_reference_counts): Likewise.
10378 (dump_may_aliases_for): Likewise.
10379 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10380 (add_call_clobber_ops): Likewise.
10381 (add_call_read_ops): Likewise.
10382 (get_asm_expr_operands): Likewise.
10383 * tree-into-ssa.c (dump_decl_set): Likewise.
10384 (update_ssa): Likewise.
10385 * tree-sra.c (scan_function): Likewise.
10386 (decide_instantiations): Likewise.
10387 (scalarize_parms): Likewise.
10388 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10389 (dsa_named_for): Likewise.
10390 * tree-ssa-structalias.c (update_alias_info): Likewise.
10391 (merge_smts_into): Likewise.
10393 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10396 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10397 * c-opts.c (c_common_handle_option): Wall enables
10398 Wvolatile-register-var.
10399 * common.opt: Move Wvolatile-register-var to...
10402 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10404 * common.opt (Wlarger-than=): New.
10405 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10407 * opts.c (common_handle_option): Handle -Wlarger-than=.
10408 * optc-gen.awk: Likewise.
10409 * opth-gen.awk: Likewise.
10410 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10411 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10413 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10415 * c-common.c (match_case_to_enum_1): Add appropriate
10416 OPT_W* parameter to warning.
10417 (c_do_switch_warnings): Likewise.
10418 * c-typeck.c (warning_init): Add one more parameter following
10419 'warning' function.
10420 (push_init_level): Update call to warning_init.
10421 (pop_init_level): Likewise.
10422 (add_pending_init): Likewise.
10423 (output_init_element: Likewise.
10425 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10428 * toplev.c (toplev_main): If there are warnings or error, print
10429 errors for ignored options.
10430 * opts.c (ignored_options): New static variable.
10431 (postpone_unknown_option_error): New.
10432 (print_ignored_options): New.
10433 (handle_option): Postpone errors for unknown -Wno-* options.
10434 * opts.h (print_ignored_options): Declare.
10436 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10438 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10441 2008-02-25 Richard Guenther <rguenther@suse.de>
10444 2008-02-25 Richard Guenther <rguenther@suse.de>
10446 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10447 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10448 (lookup_decl_from_uid): Declare.
10449 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10450 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10451 (decl_for_uid_map): New global hashtable mapping DECL_UID
10453 (init_ttree): Allocate it.
10454 (insert_decl_to_uid_decl_map): New helper function.
10455 (make_node_stat): Insert new decls into the map.
10456 (copy_node_stat): Likewise.
10457 (lookup_decl_from_uid): New function.
10458 (print_decl_for_uid_map_statistics): New helper.
10459 (dump_tree_statistics): Call it.
10461 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10462 (referenced_var_iterator): Adjust.
10463 (FOR_EACH_REFERENCED_VAR): Adjust.
10464 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10465 (num_referenced_vars): Adjust.
10466 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10467 (first_referenced_var): Remove.
10468 (end_referenced_vars_p): Likewise.
10469 (next_referenced_var): Likewise.
10470 (referenced_var_iterator_set): New helper function.
10471 * tree-dfa.c (referenced_var_lookup): Adjust.
10472 (referenced_var_check_and_insert): Likewise.
10473 (remove_referenced_var): Likewise.
10474 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10475 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10476 (verify_call_clobbering): Likewise.
10477 (verify_memory_partitions): Likewise.
10478 (init_tree_ssa): Allocate bitmap instead of hashtable for
10480 (delete_tree_ssa): Adjust.
10481 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10482 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10483 (compute_tag_properties): Likewise.
10484 (set_initial_properties): Likewise.
10485 (find_partition_for): Likewise.
10486 (update_reference_counts): Likewise.
10487 (dump_may_aliases_for): Likewise.
10488 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10489 (add_call_clobber_ops): Likewise.
10490 (add_call_read_ops): Likewise.
10491 (get_asm_expr_operands): Likewise.
10492 * tree-into-ssa.c (dump_decl_set): Likewise.
10493 (update_ssa): Likewise.
10494 * tree-sra.c (scan_function): Likewise.
10495 (decide_instantiations): Likewise.
10496 (scalarize_parms): Likewise.
10497 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10498 (dsa_named_for): Likewise.
10499 * tree-ssa-structalias.c (update_alias_info): Likewise.
10500 (merge_smts_into): Likewise.
10502 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10505 * doc/invoke.texi (-fcx-limited-range): Document new option.
10506 * toplev.c (process_options): Handle -fcx-fortran-rules.
10507 * common.opt: Add documentation for -fcx-fortran-rules.
10509 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10512 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10513 actual behaviour and C99.
10515 2008-02-26 Ben Elliston <bje@au.ibm.com>
10517 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10518 (ASM_CPU_POWER6_SPEC): Likewise.
10519 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10520 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10521 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10523 2008-02-25 Richard Guenther <rguenther@suse.de>
10525 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10526 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10527 (lookup_decl_from_uid): Declare.
10528 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10529 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10530 (decl_for_uid_map): New global hashtable mapping DECL_UID
10532 (init_ttree): Allocate it.
10533 (insert_decl_to_uid_decl_map): New helper function.
10534 (make_node_stat): Insert new decls into the map.
10535 (copy_node_stat): Likewise.
10536 (lookup_decl_from_uid): New function.
10537 (print_decl_for_uid_map_statistics): New helper.
10538 (dump_tree_statistics): Call it.
10540 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10541 (referenced_var_iterator): Adjust.
10542 (FOR_EACH_REFERENCED_VAR): Adjust.
10543 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10544 (num_referenced_vars): Adjust.
10545 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10546 (first_referenced_var): Remove.
10547 (end_referenced_vars_p): Likewise.
10548 (next_referenced_var): Likewise.
10549 (referenced_var_iterator_set): New helper function.
10550 * tree-dfa.c (referenced_var_lookup): Adjust.
10551 (referenced_var_check_and_insert): Likewise.
10552 (remove_referenced_var): Likewise.
10553 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10554 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10555 (verify_call_clobbering): Likewise.
10556 (verify_memory_partitions): Likewise.
10557 (init_tree_ssa): Allocate bitmap instead of hashtable for
10559 (delete_tree_ssa): Adjust.
10560 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10561 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10562 (compute_tag_properties): Likewise.
10563 (set_initial_properties): Likewise.
10564 (find_partition_for): Likewise.
10565 (update_reference_counts): Likewise.
10566 (dump_may_aliases_for): Likewise.
10567 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10568 (add_call_clobber_ops): Likewise.
10569 (add_call_read_ops): Likewise.
10570 (get_asm_expr_operands): Likewise.
10571 * tree-into-ssa.c (dump_decl_set): Likewise.
10572 (update_ssa): Likewise.
10573 * tree-sra.c (scan_function): Likewise.
10574 (decide_instantiations): Likewise.
10575 (scalarize_parms): Likewise.
10576 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10577 (dsa_named_for): Likewise.
10578 * tree-ssa-structalias.c (update_alias_info): Likewise.
10579 (merge_smts_into): Likewise.
10581 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10584 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10585 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10586 * alias.h (nonoverlapping_memrefs_p): Likewise.
10588 2008-02-25 Jan Beulich <jbeulich@novell.com>
10590 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10591 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10592 __emultls_get_address, __emultls_register_common,
10593 __floatundi?f, and _Unwind_GetIPInfo.
10594 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10595 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10596 (gen_regparm_prefix): Likewise.
10597 (i386_nlm_encode_section_info): Sync with
10598 config/i386/winnt.c:i386_pe_encode_section_info().
10599 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10600 i386_nlm_mangle_decl_assembler_name): New.
10601 (netware_override_options): New.
10602 * config/i386/netware.h (netware_override_options): Declare.
10603 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10604 (i386_nlm_mangle_decl_assembler_name): Declare.
10605 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10607 2008-02-25 Ben Elliston <bje@au.ibm.com>
10610 * c-decl.c (grokdeclarator): Remove unused local variables
10611 `typedef_type' and `type_as_written'.
10613 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10614 unused local variable `has_hot_blocks'.
10615 (fix_crossing_conditional_branches): Remove unused local variable
10618 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10620 PR middle-end/19984
10621 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10622 using DEF_C99_BUILTIN.
10623 (BUILT_IN_NANF): Ditto.
10624 (BUILT_IN_NANL): Ditto.
10626 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10627 Revital Eres <eres@il.ibm.com>
10629 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10630 regarding the order of two dependent insns in the same row.
10632 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10634 * stor-layout.c (layout_decl): Do not bump the alignment of a
10635 bit-field to more than byte alignment if it is packed.
10637 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10639 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10642 2008-02-24 Diego Novillo <dnovillo@google.com>
10644 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10647 * tree-vrp.c (vrp_evaluate_conditional): With
10648 -Wtype-limits, emit a warning when comparing against a
10649 constant outside the natural range of OP0's type.
10650 * c.opt (Wtype-limits): Move ...
10651 * common.opt (Wtype-limits): ... here.
10653 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10655 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10656 * config/rs6000/e300c2c3.md: New file.
10657 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10659 (rs6000_override_options): Add e300c2 and e300c3 cases to
10660 processor_target_table. Do not allow usage of Altivec or Spe
10661 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10662 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10663 * config/rs6000/rs6000.h (processor_type): Add
10664 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10665 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10666 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10667 and ppce300c3. Include e300c2c3.md.
10669 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10671 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10672 instead of TARGET_STRICT_ALIGN.
10674 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10676 * explow.c (memory_address): Assert that the generated address is
10679 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10682 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10683 * config/darwin-ppc-ldouble-patch.def: New file.
10684 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10685 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10686 SUBTARGET_INIT_BUILTINS if defined.
10687 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10690 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10693 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10694 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10696 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10699 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10700 file" warning condtional on -Winvalid-PCH.
10702 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10704 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10706 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10710 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10711 prevent reload from using MMX registers.
10712 (*mov<mode>_internal): Ditto.
10713 (*movv2sf_internal_rex64): Ditto.
10714 (*movv2sf_internal): Ditto.
10716 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10718 PR documentation/31569
10719 * doc/install.texi2html: Use makeinfo --no-number-sections.
10721 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10723 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10724 ensure that we can address an entire entity > 8 bytes. Don't
10725 generate reg+reg addressing for such data.
10727 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10729 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10730 strings when optimizing for size, unless the target cares about
10733 2008-02-22 Tom Tromey <tromey@redhat.com>
10735 * regclass.c (current_pass): Remove declaration.
10737 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10739 * config/avr/libgcc.S (__RAMPZ__): Define.
10740 (__do_copy_data): Add for devices with 128KB code memory.
10742 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10744 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10746 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10748 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10750 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10753 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10756 * c-typeck.c (build_binary_op): Warn about floating point
10757 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10759 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10762 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10763 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10765 (rs6000_override_options): Set altivec_abi as default, not override,
10766 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10767 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10768 is used; use new member spe_abi.
10769 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10770 spe_abi and altivec_abi.
10772 2008-02-22 Tomas Bily <tbily@suse.cz>
10774 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10776 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10779 * config.build (build_file_translate): Set to `CMD //c' only if
10781 * Makefile.in (build_file_translate): Improve comment.
10783 2008-02-21 Jan Hubicka <jh@suse.cz>
10785 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10786 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10787 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10789 2008-02-21 Michael Matz <matz@suse.de>
10792 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10794 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10796 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10797 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10798 as insn constraint.
10799 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10800 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10801 SSE_VEC_FLOAT_MODE_P as insn constraint.
10802 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10803 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10804 sse4a_movntdf using MODEF mode iterator.
10805 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10806 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10807 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10808 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10809 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10810 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10811 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10813 2008-02-21 Richard Guenther <rguenther@suse.de>
10815 * tree.def (PAREN_EXPR): New tree code.
10816 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10818 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10819 * expr.c (expand_expr_real_1): Likewise.
10820 * tree-inline.c (estimate_num_insns_1): Likewise.
10821 * tree-complex.c (expand_complex_move): Likewise.
10822 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10825 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10828 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10830 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10833 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10835 * config/sh/sh.c (find_barrier): Don't go past
10836 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10838 2008-02-20 DJ Delorie <dj@redhat.com>
10840 * config/h8300/h8300.md (insv): Force source operand to be a register.
10842 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10843 as a jump, not as a plain insn.
10845 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10847 * doc/invoke.texi (Warning Options): Add new option
10848 -Wframe-larger-than=.
10849 (-Wframe-larger-than): Document.
10851 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10852 Add declarations for new option variables.
10854 * final.c (final_start_function): Check the frame size
10855 before emission and issue a Wframe-larger-than warning.
10857 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10858 Add definitions for new option variables.
10859 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10861 * common.opt (Wframe-larger-than=): New option.
10863 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10865 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10866 (<sse>_div<mode>3): Ditto.
10867 (<sse>_vmdiv<mode>3): Ditto.
10868 (<sse>_vmsqrt<mode>2): Ditto.
10869 (*smax<mode>3): Ditto.
10870 (sse5_frcz<mode>2): Ditto.
10871 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10872 as insn constraint.
10874 2008-02-20 Richard Guenther <rguenther@suse.de>
10876 PR middle-end/35265
10877 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10878 be happy with INTEGRAL_TYPE_P.
10880 2008-02-20 Richard Guenther <rguenther@suse.de>
10882 * fold-const.c (split_tree): Associate floatig-point expressions
10883 if flag_associative_math is set.
10885 2008-02-20 Richard Guenther <rguenther@suse.de>
10887 * tree.h (fold_real_zero_addition_p): Declare.
10888 * fold-const.c (fold_real_zero_addition_p): Export.
10889 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10890 floating-point operations with zero and one.
10892 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10894 * doc/install.texi: Correct references to CFLAGS, replacing them
10895 with BOOT_CFLAGS. Document flags used during bootstrap for
10898 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10900 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10901 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10902 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10904 (smin<mode>3): Ditto from similar patterns.
10905 (smax<mode>3): Ditto.
10906 (*ieee_smin<mode>3): Ditto.
10907 (*ieee_smax<mode>3): Ditto.
10908 * config/i386/sse.md (sse): New mode attribute.
10909 (mov<mode>): Macroize expander from movv4sf and movv2df using
10910 SSEMODEF2P mode iterator.
10911 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10912 SSE_VEC_FLOAT_MODE_P as insn constraint.
10913 (storent<mode>): Ditto.
10914 (storent<mode>): Macroize expander from storentsf and storentdf using
10915 MODEF mode iterator.
10916 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10917 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10918 (abs<mode>2): Ditto from similar patterns.
10919 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10920 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10921 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10922 (<sse>_vmsqrt<mode>2): Ditto.
10923 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10924 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10925 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10926 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10927 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10928 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10929 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10931 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10932 iterator and SSE_FLOAT_MODE_P as insn constraint.
10933 (<sse>_ucomi): Ditto from similar patterns.
10934 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10935 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10936 SSE_VEC_FLOAT_MODE_P as insn constraint.
10937 (vcond<mode>): Ditto from similar patterns.
10938 (and<mode>3, *and<mode>3): Ditto.
10939 (<sse>_nand<mode>3): Ditto.
10940 (ior<mode>3, *ior<mode>3): Ditto.
10941 (xor<mode>3, *xor<mode>3): Ditto.
10942 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10943 iterator and SSE_FLOAT_MODE_P as insn constraint.
10944 (*nand<mode>3): Ditto from similar patterns.
10945 (*ior<mode>3): Ditto.
10946 (*xor<mode>3): Ditto.
10948 2008-02-20 Ira Rosen <irar@il.ibm.com>
10950 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10951 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10952 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10954 2008-02-19 Jan Hubicka <jh@suse.cz>
10956 * predict.c (tree_bb_level_predictions): Remove variable next
10957 mistakely introduced by previous commit.
10959 2008-02-19 Jan Hubicka <jh@suse.cz>
10961 * predict.c (predict_paths_leading_to): Rewrite.
10962 (predict_paths_for_bb): New.
10963 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10965 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10968 * Makefile.in (build_file_translate): New.
10969 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10970 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10971 * configure.ac (build_file_translate): Substitute it.
10972 * configure: Regenerate.
10974 2008-02-19 Jan Hubicka <jh@suse.cz>
10976 PR rtl-optimization/34408
10977 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10980 2008-02-19 Jan Hubicka <jh@suse.cz>
10982 PR middle-end/28779
10983 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10986 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10989 * config/i386/i386-modes.def: Revert the last DI alignment
10990 change until Ada people can look into it.
10992 2008-02-19 Nick Clifton <nickc@redhat.com>
10994 * opts.c (print_specific_help): Fix typo in --help text.
10996 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10999 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11000 32-bit inline asm without asm alternatives for host GCC < 3.0.
11002 2008-02-19 Richard Guenther <rguenther@suse.de>
11004 PR tree-optimization/34989
11005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11006 Allow propagation to INDIRECT_REF if we can simplify only.
11008 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * c-common.c (warn_for_collisions_1): Use appropriate option when
11013 2008-02-19 Nick Clifton <nickc@redhat.com>
11016 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11017 (handle_options): Fix indentation.
11018 (print_filtered_help): If no language-specific options were
11019 displayed tell the user how to list all the options supported by
11020 the language's front-end.
11021 (print_specific_help): Fix indentation and remove duplicate line.
11022 (common_handle_option): Handle the -v option.
11023 For --help enable the display of undocumented options if the -v
11024 switch has been included on the command line.
11025 For --help= check for overlaps in the arguments between the option
11026 classes and the language names and issue a warning when they
11027 cannot be disambiguated.
11028 * c.opt (v): Pass on to the common option handler.
11030 2008-02-19 Revital Eres <eres@il.ibm.com>
11032 * modulo-sched.c (sms_schedule): Change dump message when
11033 create_ddg function fails.
11034 (try_scheduling_node_in_cycle): Rename row to cycle.
11035 (print_partial_schedule): Rename CYCLE to ROW.
11037 2008-02-19 Christian Bruel <christian.bruel@st.com>
11038 Zdenek Dvorak <ook@ucw.cz>
11040 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11042 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11045 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11046 (*x86_movdicc_0_m1_se): Ditto.
11048 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11050 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11051 (CMPtype): Define as __gcc_CMPtype.
11052 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11053 (CMPtype): Define as __gcc_CMPtype.
11055 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11057 Support valgrind 3.3 for --enable-checking=valgrind.
11058 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11060 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11061 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11062 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11063 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11064 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11065 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11066 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11068 * ggc-zone.c: Similar.
11069 * ggc-page.c: Similar.
11071 2008-02-19 Paul Brook <paul@codesourcery.com>
11074 * config/arm/ieee754-df.S: Fix do_it typo.
11075 * config/arm/ieee754-sf.S: Fix do_it typo.
11077 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11080 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11081 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11082 (OPTION_MASK_ISA_SSE_SET): Likewise.
11083 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11084 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11085 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11086 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11087 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11088 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11089 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11090 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11091 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11092 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11093 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11094 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11095 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11096 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11097 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11098 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11099 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11100 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11101 (OPTION_MASK_ISA_SSE4): Removed.
11102 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11103 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11104 (override_options): Don't turn on implied SSE/MMX bits in
11107 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11109 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11112 2008-02-18 Joey Ye <joey.ye@intel.com>
11114 PR middle-end/34921
11115 * tree-nested.c (insert_field_into_struct): Set type alignment
11116 to field alignment if the former is less than the latter.
11118 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11120 * BASE-VER: Set to 4.4.0.
11122 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11124 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11125 * doc/cfg.texi: Likewise.
11126 * doc/extend.texi: Likewise.
11127 * doc/gty.texi: Likewise.
11128 * doc/invoke.texi: Likewise.
11129 * doc/loop.texi: Likewise.
11130 * doc/md.texi: Likewise.
11131 * doc/passes.texi: Likewise.
11132 * doc/rtl.texi: Likewise.
11133 * doc/sourcebuild.texi: Likewise.
11134 * doc/tm.texi: Likewise.
11135 * doc/tree-ssa.texi: Likewise.
11137 2008-02-17 Richard Guenther <rguenther@suse.de>
11139 PR middle-end/35227
11140 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11141 without default definition.
11143 2008-02-17 Richard Guenther <rguenther@suse.de>
11145 PR tree-optimization/35231
11146 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11149 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11152 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11154 libgcc_cmp_return mode.
11156 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11161 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11163 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11166 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11168 * doc/c-tree.texi: Use `@.' where appropriate.
11169 * doc/extend.texi: Likewise.
11170 * doc/install.texi: Likewise.
11171 * doc/invoke.texi: Likewise.
11172 * doc/loop.texi: Likewise.
11173 * doc/makefile.texi: Likewise.
11174 * doc/md.texi: Likewise.
11175 * doc/passes.texi: Likewise.
11176 * doc/standards.texi: Likewise.
11177 * doc/tm.texi: Likewise.
11179 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11181 PR middle-end/35196
11182 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11184 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11185 rather than in entry_bb.
11187 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11190 libgcc_cmp_return mode.
11192 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11194 PR middle-end/35130
11195 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11196 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11198 2008-02-15 Richard Guenther <rguenther@suse.de>
11199 Zdenek Dvorak <ook@ucw.cz>
11201 PR tree-optimization/35164
11202 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11203 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11204 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11205 Only propagate addresses which do not have abnormal SSA_NAMEs
11208 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11211 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11213 2008-02-15 Jan Hubicka <jh@suse.cz>
11215 PR middle-end/35149
11216 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11218 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11220 PR middle-end/34621
11221 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11222 when calculating alignment_pad.
11224 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11226 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11227 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11228 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11229 and STACK_BOUNDARY define.
11231 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11233 PR preprocessor/35061
11234 * c-pragma.c (handle_pragma_pop_macro): Check that
11235 pushed_macro_table has been allocated.
11237 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11239 PR middle-end/35136
11240 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11241 (force_gimple_operand): Likewise.
11242 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11243 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11244 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11245 (find_interesting_uses_address): Check addressability and alignment
11246 of the base expression only after substituting bases of IVs into it.
11248 2008-02-14 Michael Matz <matz@suse.de>
11251 * function.c (instantiate_virtual_regs_in_insn): Reload address
11252 before falling back to reloading the whole operand.
11254 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11256 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11257 before the first section switch note.
11259 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11261 * doc/bugreport.texi: Update copyright years.
11262 * doc/c-tree.texi: Likewise.
11263 * doc/cfg.texi: Likewise.
11264 * doc/cpp.texi: Likewise.
11265 * doc/cppinternals.texi: Likewise.
11266 * doc/fragments.texi: Likewise.
11267 * doc/frontends.texi: Likewise.
11268 * doc/gcc.texi: Likewise.
11269 * doc/gty.texi: Likewise.
11270 * doc/hostconfig.texi: Likewise.
11271 * doc/implement-c.texi: Likewise.
11272 * doc/libgcc.texi: Likewise.
11273 * doc/loop.texi: Likewise.
11274 * doc/makefile.texi: Likewise.
11275 * doc/options.texi: Likewise.
11276 * doc/passes.texi: Likewise.
11277 * doc/rtl.texi: Likewise.
11278 * doc/sourcebuild.texi: Likewise.
11279 * doc/standards.texi: Likewise.
11280 * doc/tree-ssa.texi: Likewise.
11281 * doc/trouble.texi: Likewise.
11283 * doc/extend.texi: Use @: or add comma where appropriate.
11284 * doc/invoke.texi: Likewise.
11285 * doc/tm.texi: Likewise.
11287 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11290 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11293 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11295 * doc/md.texi (clz, ctz): Add reference.
11296 * doc/rtl.texi (clz, ctz): Likewise.
11298 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11301 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11304 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11306 * config/s390/s390.c (struct constant_pool): New field
11307 emit_pool_after added.
11308 (s390_mainpool_start): Set the emit_pool_after flag according
11309 to the section switch notes.
11310 (s390_mainpool_finish): Consider emit_pool_after when emitting
11311 the literal pool at the end of the function.
11312 (s390_chunkify_start): Force literal pool splits at section
11315 2008-02-13 Michael Matz <matz@suse.de>
11318 * var-tracking.c (clobber_variable_part): Correctly traverse the
11321 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11324 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11325 Add -fdump-ipa-inline.
11326 * tree-dump.c (dump_files): Remove tree-inlined dump.
11327 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11329 2008-02-12 Richard Guenther <rguenther@suse.de>
11331 PR tree-optimization/35171
11332 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11335 2008-02-12 Richard Guenther <rguenther@suse.de>
11337 PR middle-end/35163
11338 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11339 value-preserving mode. Disallow final truncation.
11341 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11343 PR middle-end/35136
11344 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11345 code from here to...
11346 (force_gimple_operand): ...here.
11348 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11351 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11352 non-compatible pointers.
11353 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11354 different FIELD_DECLs, try harder by comparing field offsets, sizes
11357 PR inline-asm/35160
11358 * function.c (match_asm_constraints_1): Don't replace the same input
11361 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11363 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11364 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11365 (expand_epilogue): Restore RAMPZ register.
11366 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11368 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11370 * config/i386/cygwin.asm: (__alloca): Correct calling
11371 convention and alignment.
11372 (__chkstk): Force 8 byte stack alignment.
11374 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11375 Richard Guenther <rguenther@suse.de>
11377 PR tree-optimization/33992
11378 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11379 the zero we compare against.
11381 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11383 PR libfortran/35063
11384 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11385 to CloseHandle after unlocking to prevent accumulation of handle
11388 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11390 PR middle_end/34150
11391 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11392 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11393 and update LABEL_NUSES during and after reload.
11395 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11397 PR middle-end/34627
11398 * combine.c (simplify_if_then_else): Make sure the comparison is
11399 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11401 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11404 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11405 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11406 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11407 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11408 * tree.h (get_type_static_bounds): Likewise.
11410 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11412 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11413 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11414 Make -Wfoo language annotations match what the compiler outputs.
11416 2008-02-08 Sa Liu <saliu@de.ibm.com>
11418 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11419 intrinsics spu_convts, spu_convtu, spu_convtf.
11421 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11423 * doc/extend.texi (Function Attributes) <noinline>: Mention
11424 asm ("") as method to keep calls.
11426 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11429 * doc/options.texi (Options): Replace references to opts.sh with
11431 * opts-common.c: Likewise.
11432 * optc-gen.awk: Likewise.
11434 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11436 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11438 2008-02-07 Richard Henderson <rth@redhat.com>
11441 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11442 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11445 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11447 PR tree-optimization/35085
11448 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11449 for operand entry oe2 in addition to operand entry oe3 in order to
11450 expose more opportunities for vectorizer sum reduction.
11452 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11455 * Makefile.in (LIBS): Remove $(GMPLIBS).
11456 (cc1-dummy, cc1): Add $(GMPLIBS).
11458 2008-02-06 Jan Hubicka <jh@suse.cz>
11461 * i386.md (moddf_integer): Do not produce partial memory stalls for
11462 targets where it hurts.
11464 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11467 * optabs.c (expand_float): Do not check for decimal modes when
11468 expanding unsigned integer through signed conversion.
11470 2008-02-06 Nick Clifton <nickc@redhat.com>
11472 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11473 inside the clobber with a match_operand and duplicated operand
11474 number in the constraint.
11475 (ineqbranchsi): Delete redundant comment.
11477 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11479 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11480 builtin_define ("__USE_INIT_FINI__").
11481 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11483 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11485 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11487 PR documentation/30330
11488 * doc/invoke.texi (C++ Dialect Options)
11489 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11490 For each warning option -Wfoo that allows -Wno-foo, ensure both
11491 -Wfoo and -Wno-foo are listed in the option index. Fix index
11492 entry of -Wswitch-default, index -Wnormalized= including the
11493 `=', and -Wlarger-than-@var{len} including @var{len}.
11495 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11497 * config/i386/i386.md (floatunssisf2): Use
11498 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11499 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11500 Macroize expander using MODEF mode iterator.
11502 2008-02-05 Diego Novillo <dnovillo@google.com>
11504 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11507 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11509 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11512 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11514 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11518 to indicate if a message should be generated.
11519 (init_cumulative_args): Updated.
11520 (function_value_32): Likewise.
11522 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11524 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11526 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11529 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11530 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11532 2008-02-04 Diego Novillo <dnovillo@google.com>
11534 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11537 * tree-vrp.c (vrp_evaluate_conditional): With
11538 -Wtype-limits, emit a warning when comparing against a
11539 constant outside the natural range of OP0's type.
11541 2008-02-04 Richard Guenther <rguenther@suse.de>
11543 PR middle-end/33631
11544 * expr.c (count_type_elements): Give for unions instead of
11547 2008-02-04 Richard Guenther <rguenther@suse.de>
11549 PR middle-end/35043
11550 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11551 to TYPE_DOMAINs base type instead of using bitsizetype here.
11553 2008-02-03 Jason Merrill <jason@redhat.com>
11555 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11557 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11560 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11561 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11562 (RS/6000 and PowerPC Options): Fix typos and markup.
11563 * doc/passes.texi (Tree-SSA passes): Likewise.
11565 2008-02-02 Michael Matz <matz@suse.de>
11568 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11569 from record_last_reg_set_info.
11570 (record_last_reg_set_info): Take an RTX argument, iterate over all
11571 constituent hardregs.
11572 (record_last_set_info, record_opr_changes): Change calls to
11573 new signature or to record_last_reg_set_info_regno.
11575 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11577 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11579 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11581 PR rtl-optimization/34773
11582 * reg-notes.def (EQUAL): Mention significance of combination of
11583 REG_EQUAL and REG_RETVAL.
11584 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11585 insn that has a REG_RETVAL.
11587 2008-02-01 Roger Sayle <roger@eyesopen.com>
11590 * configure.ac (--enable-fixed-point): Disable unless explicitly
11592 * configure: Regenerate.
11594 2008-02-01 Richard Guenther <rguenther@suse.de>
11597 * invoke.texi (-finline-limit): Remove no longer true parts
11598 of the documentation. Note that there is no default value.
11600 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11601 Mark Mitchell <mark@codesourcery.com>
11602 Ben Elliston <bje@au.ibm.com>
11605 * doc/extend.texi (Other Builtins): Document.
11607 2008-01-31 Tom Browder <tom.browder@gmail.com>
11609 * doc/c-tree.texi (Types): Fix grammar.
11610 (Expression trees): Ditto.
11611 * doc/passes.texi (Tree-SSA passes): Ditto.
11613 * doc/configterms.texi (Configure Terms): Fix typo.
11614 * doc/cpp.texi (Common Predefined Macros): Ditto.
11615 * doc/md.texi (Machine Constraints): Ditto.
11617 * doc/makefile.texi (Makefile): Add comma.
11619 2008-01-31 Tom Browder <tom.browder@gmail.com>
11620 Gerald Pfeifer <gerald@pfeifer.com>
11622 * doc/sourcebuild.texi (Front End): Remove references to CVS
11623 and CVSROOT/modules.
11624 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11625 (Back End): Remove reference to CVS.
11627 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11630 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11632 (mips16_gp_pseudo_reg): ...here.
11633 * config/mips/mips.md (load_const_gp): Replace with...
11634 (load_const_gp_<mode>): ...this :P-based insn.
11636 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11638 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11639 options. Minor fixes.
11640 (-std): Move reference to standards closer to where language
11641 standards are first mentioned.
11643 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11645 PR rtl-optimization/34995
11646 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11647 parameter and return a bool. If the rtx parameter is nonnull,
11648 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11649 (find_reloads): Update call accordingly. Pass the new operand
11650 if it needed no address reloads, otherwise pass null.
11652 2008-01-30 Richard Henderson <rth@redhat.com>
11655 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11656 for unbounded arrays.
11658 2008-01-30 Silvius Rus <rus@google.com>
11660 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11662 2008-01-30 Jan Hubicka <jh@suse.cz>
11665 * i386.c (init_cumulative_args): Use real function declaration when
11668 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11670 PR rtl-optimization/34998
11671 * global.c (build_insn_chain): Treat non-subreg_lowpart
11672 SUBREGs of pseudos as clobbering all the words covered by the
11673 SUBREG, not just all the bytes.
11674 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11675 original df_ref rather than an extract parameter.
11676 (global_conflicts): Update call accordingly.
11678 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11680 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11681 the overflow check to make it easier to read.
11682 (__fixtfdi): Change the type of the ll member in union
11683 long_double to UDItype_x.
11685 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11687 PR middle-end/34969
11688 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11689 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11690 * tree-inline.c (fold_marked_statements): Call
11691 cgraph_update_edges_for_call_stmt if folding a call statement.
11692 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11693 debug_generic_stmt calls, reset it back afterwards.
11696 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11698 * c-typeck.c (build_external_ref): Don't pedwarn about
11699 static vars in current function's scope.
11701 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11703 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11705 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11708 * ipa-struct-reorg.c: Fix spelling.
11709 * params.def: Ditto.
11711 2008-01-29 Richard Guenther <rguenther@suse.de>
11713 PR middle-end/35006
11714 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11716 * tree-inline.c (remap_type): Increment remapping_type_depth
11717 around remapping types.
11718 (copy_body_r): Only add referenced variables if they are referenced
11719 from code, not types.
11721 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11732 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11733 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11735 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11738 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11739 pointer for tiny stack.
11741 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11743 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11745 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11747 * config/vx-common.h: Fix typo in comment.
11749 2008-01-28 Ian Lance Taylor <iant@google.com>
11753 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11754 coalesce pointers if they have different DECL_NO_TBAA_P values.
11755 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11756 between variables with different DECL_NO_TBAA_P values.
11758 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11761 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11762 are not legitimate small data references on SPE targets.
11764 2008-01-28 David Daney <ddaney@avtrex.com>
11766 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11768 2008-01-28 David Daney <ddaney@avtrex.com>
11770 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11772 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11774 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11775 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11776 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11777 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11778 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11779 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11780 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11781 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11783 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11785 * basic-block.h (condjump_equiv_p): Fix comment.
11787 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11789 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11790 print_generic_stmt_indented): Fix comment.
11792 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11794 * configure.ac (__stack_chk_fail): Add detecion for availability
11795 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11796 * configure: Regenerate.
11798 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11800 PR middle-end/34688
11801 * final.c (output_addr_const): Handle TRUNCATE.
11803 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11806 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11807 (zero_cost, infinite_cost): New constants.
11808 (struct cost_pair): Change type of cost to comp_cost.
11809 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11810 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11812 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11813 split_address_cost, ptr_difference_cost, difference_cost,
11814 get_computation_cost_at, get_computation_cost,
11815 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11816 determine_use_iv_cost_condition, determine_use_iv_costs,
11817 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11818 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11819 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11820 Change type of cost to comp_cost.
11821 (determine_iv_cost): Increase cost of non-original ivs, instead
11822 of decreasing the cost of original ones.
11823 (get_address_cost): Indicate the complexity of the addressing mode
11825 (try_add_cand_for): Prefer using ivs not specific to some object.
11826 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11828 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11829 Janis Johnson <janis187@us.ibm.com>
11832 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11833 (TARGET_INSTANTIATE_DECLS): Likewise.
11834 * target.h (expand_to_rtl_hook): New target hook.
11835 (instantiate_decls): Likewise.
11836 * function.c (instantiate_decl): Make non-static. Rename to...
11837 (instantiate_decl_rtl): ... this.
11838 (instantiate_expr): Use instantiate_decl_rtl.
11839 (instantiate_decls_1): Likewise.
11840 (instantiate_decls): Likewise.
11841 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11842 * function.h (instantiate_decl_rtl): Add prototype.
11843 * cfgexpand.c (target.h): New include.
11844 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11845 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11846 (TARGET_INSTANTIATE_DECLS): Likewise.
11847 (TARGET_INITIALIZER): New target hooks added.
11848 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11850 * config/rs6000/rs6000.c (tree-flow.h): New include.
11851 (machine_function): Add sdmode_stack_slot field.
11852 (rs6000_alloc_sdmode_stack_slot): New function.
11853 (rs6000_instantiate_decls): Likewise.
11854 (rs6000_secondary_memory_needed_rtx): Likewise.
11855 (rs6000_check_sdmode): Likewise.
11856 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11857 (TARGET_INSTANTIATE_DECLS): Likewise.
11858 (rs6000_hard_regno_mode_ok): Allow SDmode.
11859 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11860 (rs6000_emit_move): Handle SDmode.
11861 (function_arg_advance): Likewise.
11862 (function_arg): Likewise.
11863 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11864 SDmode var args for 32-bit compiles.
11865 (rs6000_secondary_reload_class): Handle SDmode.
11866 (rs6000_output_function_epilogue): Likewise.
11867 (rs6000_function_value): Simplify if statement.
11868 (rs6000_libcall_value): Likewise.
11869 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11870 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11871 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11872 (movsd_hardfloat): New define_insn.
11873 (movsd_softfloat): Likewise.
11874 (movsd_store): Likewise.
11875 (movsd_load): Likewise.
11876 (extendsddd2): Likewise.
11877 (extendsdtd2): Likewise.
11878 (truncddsd2): Likewise.
11879 (movdd_hardfloat64): Fixup comment.
11880 (UNSPEC_MOVSD_LOAD): New constant.
11881 (UNSPEC_MOVSD_STORE): Likewise.
11883 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11886 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11888 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11889 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11890 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11891 and TRUTH_XOR_EXPR.
11893 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11896 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11897 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11898 __LONGDOUBLE128 too.
11899 * config/rs6000/aix61.h: New file.
11901 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11903 PR rtl-optimization/34959
11904 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11905 popcount and parity rtxes the same mode as their operand.
11906 Truncate or extend the result to the return value's mode
11909 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11912 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11913 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11914 to GOT_VERSION_REGNUM.
11915 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11916 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11917 * config/mips/mips.c (mips_emit_call_insn): New function.
11918 (mips_call_tls_get_addr): Call mips_expand_call directly.
11919 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11921 (mips16_build_call_stub): Likewise. Return the call insn or null.
11922 (mips_expand_call): Update the call to mips16_build_call_stub
11923 accordingly and a remove redundant condition. Assert that MIPS16
11924 stubs do not use lazy binding. Use mips_emit_call_insn and return
11926 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11928 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11929 (mips_avoid_hazard): Remove hazard_set handling.
11930 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11931 (UNSPEC_RESTORE_GP): ...this.
11932 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11933 (FAKE_CALL_REGNO): Rename to...
11934 (GOT_VERSION_REGNUM): ...this.
11935 (type): Add "ghost" value. Add an associated insn reservation.
11936 (hazard_set): Remove.
11937 (exception_receiver): Rename to...
11938 (restore_gp): ...this and update the unspec identifier accordingly.
11939 (exception_receiver, nonlocal_got_receiver): New expanders.
11940 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11941 FAKE_CALL_REGNO. Remove hazard_set attribute.
11942 (set_got_version, update_got_version): New patterns.
11944 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11947 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11949 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11952 * doc/install.texi2html: Generate gcc-vers.texi.
11954 2008-01-25 DJ Delorie <dj@redhat.com>
11956 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11958 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11960 * config/c4x: Remove directory.
11961 * config.gcc (crx-*, mt-*): Mark obsolete.
11962 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11963 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11964 sh-*-rtemscoff*): Remove cases.
11965 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11966 * real.c (encode_c4x_single, decode_c4x_single,
11967 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11968 c4x_extended_format): Remove.
11969 * real.h (c4x_single_format, c4x_extended_format): Remove.
11970 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11972 (Pragmas): Remove comment about c4x pragmas.
11973 * doc/install.texi (c4x): Remove target-specific instructions.
11974 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11975 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11976 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11977 refer to C4x source files as examples.
11978 (C4X_FLOAT_FORMAT): Remove documentation.
11980 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11982 * config/bfin/bfin.c (override_options): Reorder tests so that
11983 flag_pic gets enabled for -msep-data.
11985 2008-01-25 Richard Guenther <rguenther@suse.de>
11987 PR middle-end/32244
11988 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11989 to its bitfield precision if required.
11991 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11993 PR middle-end/33880
11994 * tree-nested.c (walk_omp_for): New function.
11995 (convert_nonlocal_reference, convert_local_reference): Call
11996 walk_omp_for on OMP_FOR.
11997 (convert_call_expr): Call walk_body on OMP_FOR's
11998 OMP_FOR_PRE_INIT_BODY.
12000 2008-01-25 Richard Guenther <rguenther@suse.de>
12002 PR tree-optimization/34966
12003 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12004 default defs and PHI_NODEs we have to insert after the
12005 defining statement.
12007 2008-01-24 Nick Clifton <nickc@redhat.com>
12009 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12010 Provide a default definition.
12011 (LIBGCC2_UNITS_PER_WORD): Likewise.
12013 * config/stormy16/stormy16.c: Include df.h for the prototype
12014 for df_regs_ever_live_p.
12015 (xstormy16_expand_builtin_va_start): Convert the stack offset
12016 into a component_ref and then use POINTER_PLUS_EXPR to add it
12017 to the incoming_virtual_args_rtx.
12018 (xstormy16_gimplify_va_arg_expr): Rename to
12019 xstormy16_gimplify_va_arg_expr.
12020 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12021 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12022 xstormy16_gimplify_va_arg_expr.
12023 Fix up some formatting issues.
12025 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12026 Move to predicates.md.
12027 (xs_hi_general_operand): Likewise.
12028 (xs_hi_nonmemory_operand): Likewise.
12029 * config/stormy16/predicates.md:
12030 (xstormy16_carry_plus_operand): New predicate.
12031 (xs_hi_general_operand): New predicate.
12032 (xs_hi_nonmemory_operand): New predicate.
12033 * config/stormy16/stormy16-protos.h:
12034 (xstormy16_carry_plus_operand): Delete prototype.
12035 (xs_hi_general_operand): Likewise.
12036 (xs_hi_nonmemory_operand): Likewise.
12038 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12039 modifiers as they are no longer needed and they can trigger
12040 reload spill failures.
12042 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12043 with a match_operand in order to help reload.
12045 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12046 constraint with 'e' for the 8th alternative as this version of
12047 the mov.w instruction only accepts the lower 8 registers.
12049 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12052 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12053 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12056 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12058 PR middle-end/33333
12059 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12061 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12063 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12065 (remove_structure): Update allocations list before removing structure.
12067 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12069 * ipa-struct-reorg.c (is_safe_cond_expr,
12070 create_new_stmts_for_cond_expr): Use integer_zerop function,
12071 that recognize not only zero-pointer, but zero-integer too.
12073 2008-01-25 Ben Elliston <bje@au.ibm.com>
12076 * fixproto: Escape "." in sed expression that strips leading "./".
12078 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12081 * gcc.c (SWITCH_OK): Removed.
12082 (SWITCH_LIVE): Changed to bit.
12083 (SWITCH_FALSE): Likewise.
12084 (SWITCH_IGNORE): Likewise.
12085 (switchstr): Change live_cond to unsigned int.
12086 (process_command): Replace SWITCH_OK with 0.
12087 (do_self_spec): Likewise.
12088 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12089 (give_switch): Likewise.
12090 (used_arg): Likewise.
12091 (do_spec_1): Set the SWITCH_IGNORE bit.
12092 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12093 bits. Set the SWITCH_LIVE bit.
12095 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12097 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12099 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12101 PR tree-optimization/34472
12102 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12103 parameter to a "bool *" and set *DATA to false if there is
12104 an unsafe access. Do not delete the structure here.
12105 (check_cond_exprs): Delete it here instead.
12106 (check_cond_exprs, exclude_cold_structs): Do not increase
12107 I when removing a structure.
12109 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12112 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12113 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12115 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12117 PR middle-end/34934
12118 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12119 a fixed vector for stack.
12121 2008-01-24 Ben Elliston <bje@au.ibm.com>
12124 * doc/gcc.texi (Software development): Add a direntry for g++.
12126 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12128 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12129 stale and straggling -fforce-addr comments above.
12131 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12133 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12134 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12136 2008-01-23 Michael Matz <matz@suse.de>
12139 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12142 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12144 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12145 malloc result type.
12147 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12149 * config/avr/avr.c (avr_current_arch): New variable.
12150 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12151 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12152 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12153 (avr_override_options): Init 'avr_current_arch'.
12154 (base_arch_s): Move from here...
12155 * config/avr/avr.h (base_arch_s): ... here. Add new members
12156 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12157 'mega' to 'have_jmp_call'.
12158 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12159 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12161 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12163 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12164 MULTILIB_MATCHES): (Ditto.).
12166 2008-01-23 Richard Guenther <rguenther@suse.de>
12168 PR middle-end/31529
12169 * cgraphunit.c (cgraph_reset_node): Always mark the node
12170 not reachable if it is not queued already.
12172 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12174 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12175 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12176 (cputype_selected): New static variable.
12177 (bfin_handle_option): Set it if -mcpu is used.
12178 (override_option): Select default set of workarounds if no cpu type
12179 selected on the command line.
12180 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12182 From Michael Frysinger <michael.frysinger@analog.com>
12183 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12184 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12186 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12187 for bf547, bf523, bf524, and bf526.
12188 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12191 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12192 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12193 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12194 * doc/invoke.texi (Blackfin Options): Document that
12195 -mcpu now accept bf547, bf523, bf524, and bf526.
12197 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12199 PR rtl-optimization/34628
12200 * combine.c (try_combine): Stop and undo after the first combination
12201 if an autoincrement side-effect on the first insn has effectively
12204 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12207 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12208 Offset addresses are not valid for Altivec or paired float modes.
12210 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12213 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12214 if DECL_INITIAL (decl) is error_mark_node.
12217 * c-common.c (handle_vector_size_attribute): Only allow
12218 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12219 the same way as pointer, array etc. types.
12220 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12223 * tree.c (build_type_attribute_qual_variant): Call
12224 build_qualified_type if attributes are equal, but quals are not.
12226 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12229 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12230 * flags.h (warn_strict_aliasing): Remove.
12231 (warn_strict_overflow): Remove.
12232 * opts.c (warn_strict_aliasing): Remove.
12233 (warn_strict_overflow): Remove.
12234 * c-opts.c (c_common_handle_option): -Wall only sets
12235 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12236 (c_common_post_options): Give default values to -Wstrict-aliasing
12237 and -Wstrict-overflow if they are uninitialized.
12238 * common.opt (Wstrict-aliasing): Specify Var and Init.
12239 (Wstrict-overflow): Likewise.
12241 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12243 PR rtl-optimization/26854
12244 PR rtl-optimization/34400
12245 PR rtl-optimization/34884
12246 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12248 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12249 (df_rd_bb_info.expanded_lr_out): Deleted
12250 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12251 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12252 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12253 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12254 Removed code to allocate, initialize or free expanded_lr_out.
12255 (df_rd_bb_local_compute_process_def): Restructured to make more
12257 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12258 sets if the sets are being trimmed.
12260 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12263 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12264 (as_vers): Likewise.
12265 * configure: Regenerated.
12267 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12269 PR middle-end/33092
12270 * tree-pass.h (pass_build_alias): New pass.
12271 * tree-ssa-alias.c (gate_build_alias): New.
12272 (pass_build_alias): New.
12273 * passes.c (init_optimization_passes): Add pass_build_alias after
12274 pass_create_structure_vars.
12276 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12278 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12279 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12280 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12281 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12282 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12283 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12284 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12285 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12286 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12287 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12288 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12289 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12290 * config/s390/s390.md (FP_ALL): New mode iterator.
12291 (_d): New mode attribute.
12292 ("*signbit<mode>2>"): Changed mode of first operand.
12293 ("isinf<mode>2"): Changed mode of first operand.
12294 ("*TDC_insn"): Adaptation for DFP modes.
12296 2008-01-22 Ben Elliston <bje@au.ibm.com>
12298 * tree.c (check_qualified_type): Improve function description.
12300 2008-01-21 Jason Merrill <jason@redhat.com>
12303 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12304 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12307 2008-01-21 DJ Delorie <dj@redhat.com>
12309 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12312 2008-01-21 Richard Guenther <rguenther@suse.de>
12314 PR middle-end/34856
12315 * tree-cfg.c (verify_expr): Allow all invariant expressions
12316 instead of just constant class ones as reference argument.
12317 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12318 like any other constant.
12319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12321 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12323 * regmove.c (fixup_match_1): Update call crossed frequencies.
12325 2008-01-21 Richard Guenther <rguenther@suse.de>
12328 * tree-inline.c (setup_one_parameter): Deal with mismatched
12329 types using a VIEW_CONVERT_EXPR.
12331 2008-01-21 Alon Dayan <alond@il.ibm.com>
12332 Olga Golovanevsky <olga@il.ibm.com>
12334 PR tree-optimization/34701
12335 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12336 when the structure size is not a power of 2.
12338 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12340 * doc/install.texi: Add doc for --enable-checking=df.
12342 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12344 PR rtl-optimization/34808
12345 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12347 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12349 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12352 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12354 PR rtl-optimization/26854
12355 PR rtl-optimization/34400
12356 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12358 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12359 (df_rd_bb_info.expanded_lr_out): New.
12360 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12361 * loop_iv.c (iv_analysis_loop_init): Ditto.
12362 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12363 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12364 Added code to allocate, initialize or free expanded_lr_out.
12365 (df_rd_bb_local_compute_process_def): Restructured to make
12366 more understandable.
12367 (df_rd_confluence_n): Add code to do nothing with fake edges and
12368 code to no apply invalidate_by_call sets if the sets are being trimmed.
12369 (df_lr_local_finalize): Renamed to df_lr_finalize.
12370 (df_live_local_finalize): Renamed to df_live_finalize.
12372 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12375 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12376 deciding whether to use reciprocal instructions.
12378 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12380 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12381 dwarf2out_note_section_used if cold_text_section is NULL.
12383 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12385 PR gcov-profile/34610
12386 * tree-cfg.c (make_edges): Mark both outgoing edges from
12387 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12388 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12389 from OMP_FOR and OMP_CONTINUE outgoing edges.
12391 * tree-profile.c (tree_profiling): Return early if
12392 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12394 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12395 from cfun to child_cfun.
12396 * function.h (struct function): Add after_tree_profile bit.
12398 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12400 * config/avr/avr.S (_exit): Disable interrupt.
12402 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12403 Steven Bosscher <stevenb.gcc@gmail.com>
12405 PR rtl-optimization/26854
12406 PR rtl-optimization/34400
12407 * df-problems.c (df_live_scratch): New scratch bitmap.
12408 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12409 (df_live_reset): Clear the proper bitmaps.
12410 (df_live_bb_local_compute): Only process the artificial defs once
12411 since the order is not important.
12412 (df_live_init): Init the df_live sets only with the variables
12413 found live by df_lr.
12414 (df_live_transfer_function): Use the df_lr sets to prune the
12415 df_live sets as they are being computed.
12416 (df_live_free): Free df_live_scratch.
12418 2008-01-18 Ian Lance Taylor <iant@google.com>
12420 * common.opt: Add fmerge-debug-strings.
12421 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12422 flag_merge_debug_strings rather than flag_merge_constants.
12423 * doc/invoke.texi (Option Summary): Mention
12424 -fmerge-debug-strings.
12425 (Debugging Options): Document -fmerge-debug-strings.
12427 2008-01-18 Ian Lance Taylor <iant@google.com>
12430 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12431 (struct tree_function_decl): Add new field operator_new_flag.
12432 * tree-inline.c (expand_call_inline): When inlining a call to
12433 operator new, force the return value to go into a variable, and
12434 set DECL_NO_TBAA_P on that variable.
12435 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12437 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12440 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12441 DWARF2_DEBUGGING_INFO.
12442 (dwarf2out_note_section_used): Ditto. Add prototype.
12443 (have_multiple_function_sections, text_section_used,
12444 cold_text_section_used, *cold_text_sections): Move declarations
12447 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12449 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12450 field and add signal_ra.
12451 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12452 assignments to frame state pc. Move end of stack check after
12453 MD_FALLBACK_FRAME_STATE_FOR.
12454 (uw_update_context_1): Use frame state signal_regs if set, instead
12455 of checking signal_frame flag.
12456 (uw_update_context): Use frame state signal_ra if set.
12457 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12458 * config/xtensa/linux-unwind.h: New file.
12460 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12462 * modulo-sched.c (get_sched_window): Fix comment typo.
12464 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12466 PR tree-optimization/34648
12467 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12469 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12471 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12472 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12474 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12476 PR rtl-optimization/34400
12477 * df-core.c (df_worklist_dataflow_overeager,
12478 df_worklist_dataflow_doublequeue): New functions.
12479 (df_worklist_dataflow): Two different worklist solvers.
12480 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12483 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12486 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12487 and ftree-parallelize-loops.
12489 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12491 PR rtl-optimization/34826
12492 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12494 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12496 * global.c (find_reg): Mark the eh regs as used if necessary.
12497 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12498 * ra.h (struct allocno): no_eh_reg field added. Changed
12499 no_stack_reg type to bitfield.
12501 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12503 * tree.c (substitute_in_expr): Add missing 'break'.
12505 2008-01-17 Richard Guenther <rguenther@suse.de>
12507 PR tree-optimization/34825
12508 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12509 x / x as division to handle.
12511 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12513 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12514 "-pthread" is specified.
12515 * pa-hpux11.h (LIB_SPEC): Likewise.
12517 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12518 Peter Bergner <bergner@vnet.ibm.com>
12520 PR rtl-optimization/33796
12521 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12523 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12525 PR libgfortran/34699
12526 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12528 * pa-hpux10.h (LINK_SPEC): Likewise.
12529 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12531 2008-01-16 Richard Guenther <rguenther@suse.de>
12533 PR middle-end/32628
12534 * fold-const.c (fold_convert_const_int_from_int): Do not
12535 set overflow if that occured only because of a sign extension
12536 change when converting from/to a sizetype with the same
12537 precision and signedness.
12539 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12542 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12543 location address to the correct place. Update copyright year.
12545 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12547 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12548 no dependences in the dependence_relations vector.
12550 2008-01-16 Jan Hubicka <jh@suse.cz>
12552 PR rtl-optimization/31396
12553 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12554 * cfg.c (dump_reg_info): Print it.
12555 * regs.h (struct reg_info_t): add freq_calls_crossed.
12556 (REG_FREQ_CALLS_CROSSED): New macro.
12557 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12558 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12559 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12560 regmove_optimize): Update call crossed frequencies.
12561 * local-alloc.c (struct qty): Add freq_calls_crossed.
12562 (alloc_qty): Copute freq_calls_crossed.
12563 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12564 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12565 * ra.h (struct allocno): Add freq_calls_crossed.
12567 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12569 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12570 libgomp when compiling with ftree-parallelize-loops.
12571 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12573 2008-01-16 Richard Guenther <rguenther@suse.de>
12575 PR tree-optimization/34769
12576 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12577 * tree.c (int_cst_value): Instead make this function more
12578 permissive in what it accepts as valid input. Document this
12579 function always sign-extends the value.
12581 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12582 Richard Guenther <rguenther@suse.de>
12585 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12586 (gimple_fold_indirect_ref_rhs): ... this.
12587 (gimple_fold_indirect_ref): New function with foldings
12588 that preserve lvalueness.
12589 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12590 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12591 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12592 to fold an INDIRECT_REF, fall back to the old use of
12593 fold_indirect_ref_1.
12595 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12597 * tree-data-ref.c (subscript_dependence_tester_1): Call
12598 free_conflict_function.
12599 (compute_self_dependence): Same.
12601 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12604 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12605 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12607 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12608 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12609 for DWARF2_UNWIND_INFO targets.
12611 2008-01-16 Richard Guenther <rguenther@suse.de>
12614 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12615 type qualifiers for function types.
12617 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12619 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12620 loop_iterator li from previous commit.
12622 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12624 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12626 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12628 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12629 (parallelize_loops): Don't parallelize irreducible components.
12631 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12634 * c-opts (c_common_post_options): Do not enable CPP
12635 flag_pedantic_errors by default.
12637 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12639 PR rtl-optimization/31944
12640 * cse.c (remove_pseudo_from_table): New function.
12641 (merge_equiv_classes): Use above function to remove pseudo-registers.
12642 (invalidate): Likewise.
12644 2008-01-13 Richard Guenther <rguenther@suse.de>
12646 PR middle-end/34601
12647 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12648 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12650 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12652 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12653 validate_change to unshare the source of the PC set.
12655 2008-01-12 Jan Hubicka <jh@suse.cz>
12657 PR middle-end/32135
12658 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12659 references above array bounds. This might trigger bounds checks for
12660 pointers to arrays.
12662 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12664 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12665 new_replaceable_dependencies.
12667 2008-01-12 Doug Kwan <dougkwan@google.com>
12669 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12670 instead of OPT_Wreturn_type in warning due to ignored return type
12672 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12673 options included in -Wextra.
12674 * c.opt: New option -Wignored_qualifiers.
12675 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12676 -Wignore_qualifiers.
12677 (-Wignored-qualifiers): Document.
12678 (-Wreturn-type): Remove description of functionality now handled
12679 by -Wignored-qualifiers.
12681 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12684 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12685 NOP_EXPR if it is between integral types with the same precision.
12687 2008-01-12 Jan Hubicka <jh@suse.cz>
12690 * invoke.texi (max-inline-recursive-depth): Fix default value.
12692 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12694 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12697 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12699 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12701 2008-01-11 James E. Wilson <wilson@specifix.com>
12704 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12706 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12708 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12709 save/restore frame pointer register and don't use 'call-prologues'
12710 optimization in function with "OS_task" attribute.
12712 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12714 PR middle-end/31309
12715 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12716 when copying to memory.
12718 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12720 PR rtl-optimization/30905
12721 * cfgcleanup.c: Include dce.h
12722 (crossjumps_occured): New global variable.
12723 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12724 If something changed, set crossjumps_occured to true.
12725 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12726 Don't add/remove fake edges to exit here...
12727 (cleanup_cfg): ...but do it here, when crossjumping.
12728 Run a fast DCE when successful crossjumps occured in the latest
12729 iteration of try_optimize_cfg.
12731 2008-01-11 Richard Guenther <rguenther@suse.de>
12733 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12734 (struct vn_unary_op_s): Likewise.
12735 (vn_reference_insert): Free old reference on hash collision.
12737 2008-01-10 Raksit Ashok <raksit@google.com>
12739 PR rtl-optimization/27971
12740 * combine.c (find_split_point): Split PLUS expressions which are
12741 inside a MEM rtx, and whose first operand is complex.
12743 2008-01-10 DJ Delorie <dj@redhat.com>
12745 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12746 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12747 (m32c_hard_regno_ok): Call the underlying function.
12749 2008-01-10 Richard Guenther <rguenther@suse.de>
12751 PR middle-end/34683
12752 * tree-cfg.c (tree_merge_blocks): Do not go through the
12753 full-blown folding and stmt updating path if we just deal
12754 with virtual operands.
12755 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12756 test for abnormal SSA_NAMEs.
12758 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12760 PR middle-end/34641
12761 * reload.c (push_reload): Add assertions. All constants from
12762 reg_equiv_constant should have been used for replacing the respective
12764 (find_reloads_address): Invoke find_reloads_address_part for
12765 constant taken from the reg_equiv_constant array.
12767 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12769 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12770 field (valnum) the first in the struct. Replace bools with
12773 2008-01-10 Richard Guenther <rguenther@suse.de>
12775 PR tree-optimization/34651
12776 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12777 types and ordering for masking and converting.
12779 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12781 PR tree-optimization/34017
12782 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12783 also for PHI_NODE expressions.
12785 2008-01-09 Jan Hubicka <jh@suse.cz>
12787 PR tree-optimization/34708
12788 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12789 based on number of case labels.
12790 (init_inline_once): Remove switch_cost.
12791 * tree-inline.h (eni_weights_d): Remove switch_cost.
12793 2008-01-09 Richard Guenther <rguenther@suse.de>
12794 Andrew Pinski <andrew_pinski@playstation.sony.com>
12796 PR middle-end/30132
12797 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12798 temporary if an rvalue is ok or an lvalue is not required.
12800 2008-01-09 Richard Guenther <rguenther@suse.de>
12802 PR middle-end/34458
12803 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12804 adjust return type.
12806 2008-01-09 Richard Guenther <rguenther@suse.de>
12808 PR middle-end/34679
12809 * tree.c (host_integerp): Check for sizetype only if the
12810 type is an integer type.
12812 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12815 * opts.c (decode_options): Disable inlining of functions called
12816 once if not in unit-at-a-time mode.
12818 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12820 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12822 2008-01-08 Richard Guenther <rguenther@suse.de>
12824 PR middle-end/31863
12825 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12826 out early if the result will be unused.
12828 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12833 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12834 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12837 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12839 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12840 for vectorization tuned.
12842 2008-01-08 Richard Guenther <rguenther@suse.de>
12844 PR tree-optimization/34683
12845 * tree-ssa-operands.c (operand_build_cmp): Export.
12846 * tree-ssa-operands.h (operand_build_cmp): Declare.
12847 * tree-vn.c (vuses_compare): Remove.
12848 (sort_vuses): Use operand_build_cmp.
12849 (sort_vuses_heap): Likewise.
12850 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12851 to re-use old VEC if available. Do not sort already sorted VUSEs.
12852 (vdefs_to_vec): Do not sort already sorted VDEFs.
12854 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12856 PR middle-end/34694
12857 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12859 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12862 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12863 limitations of reciprocal sequences on x86 targets.
12865 2008-01-08 Richard Guenther <rguenther@suse.de>
12867 PR tree-optimization/34683
12868 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12870 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12873 * config/darwin.c (darwin_mergeable_string_section): Don't use
12874 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12876 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12879 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12880 negxf2. Macroize expander using X87MODEF mode iterator. Change
12881 predicates of op0 and op1 to register_operand.
12882 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12883 expander using X87MODEF mode iterator. Change predicates of
12884 op0 and op1 to register_operand.
12885 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12886 corresponding patterns and macroize using MODEF macro. Change
12887 predicates of op0 and op1 to register_operand and remove
12888 "m" constraint. Disparage "r" alternative with "!".
12889 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12890 macroize using X87MODEF macro. Change predicates of op0 and op1
12891 to register_operand and remove "m" constraint. Disparage "r"
12892 alternative with "!".
12893 (absneg splitter with memory operands): Remove.
12894 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12895 patterns and macroize using X87MODEF mode iterator.
12896 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12897 Change predicate of op1 to register_operand.
12898 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12899 for memory operands.
12901 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12903 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12905 2008-01-07 Richard Guenther <rguenther@suse.de>
12907 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12910 2008-01-07 Richard Guenther <rguenther@suse.de>
12912 PR tree-optimization/34683
12913 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12914 VOPs of the needed size to save memory. Use VEC_quick_push
12915 to save compile-time.
12916 (vdefs_to_vec): Likewise.
12918 2008-01-07 Sa Liu <saliu@de.ibm.com>
12920 * config/spu/spu.md (divdf3): Genetate inline code for double
12921 division. The implementation doesn't handle INF or NAN, therefore it
12922 only applies when -ffinite-math-only is given.
12924 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12927 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12928 * doc/cpp.texi ([Common Predefined Macros]): Document.
12930 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12932 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12933 order to use commutative addition instead of subtraction.
12935 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12936 Mircea Namolaru <namolaru@il.ibm.com>
12937 Vladimir Yanovsky <yanov@il.ibm.com>
12938 Revital Eres <eres@il.ibm.com>
12940 PR tree-optimization/34263
12941 * tree-outof-ssa.c (process_single_block_loop_latch,
12942 contains_tree_r): New functions.
12943 (analyze_edges_for_bb): Call process_single_block_loop_latch
12944 function to empty single-basic-block latch block if possible.
12946 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12948 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12950 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12952 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12954 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12956 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12958 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12960 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12962 PR tree-optimization/34618
12963 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12966 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12969 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12970 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12971 Update copyright year.
12973 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12974 Update copyright year.
12975 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12978 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12980 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12981 edge does not point to current bb before changing need_assert.
12983 2008-01-04 Richard Guenther <rguenther@suse.de>
12985 PR middle-end/34029
12986 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12987 for verifying purposes if they are is_gimple_min_invariant.
12989 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12991 PR tree-optimization/34448
12992 PR tree-optimization/34465
12993 * gimplify.c (gimplify_init_constructor): Add new parameter
12994 notify_temp_creation. Use it.
12995 (gimplify_modify_expr_rhs): Take volatiles into account when
12996 optimizing constructors.
12997 Do not optimize constructors if gimplify_init_constructor will dump to
12999 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13000 * gcc.c-torture/compile/pr34448.c: New.
13002 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13004 PR gcov-profile/34609
13005 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13006 return_slot if result is TREE_ADDRESSABLE.
13008 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13010 * config/mips/mips.md (sqrt_condition): Tweak comment.
13011 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13013 2008-01-03 Tom Tromey <tromey@redhat.com>
13016 * c-common.c (c_type_hash): Handle VLAs.
13018 2008-01-03 Jan Hubicka <jh@suse.cz>
13020 PR tree-optimization/31081
13021 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13022 0 when inlining and not inlining to first basic block.
13023 (remap_decl): When var is initialized to 0, don't set default_def.
13024 (expand_call_inline): Set entry_bb.
13025 * tree-inline.h (copy_body_data): Add entry_bb.
13027 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13030 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13033 PR tree-optimization/29484
13034 * tree-inline.c (inline_forbidden_p_2): New function.
13035 (inline_forbidden_p): Disallow inlining if some static var
13036 has an address of a local LABEL_DECL in its initializer.
13037 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13040 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13042 PR tree-optimization/34635
13043 * tree-data-ref.c (add_other_self_distances): Make sure that the
13044 evolution step is constant.
13046 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13048 PR middle-end/34608
13049 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13051 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13053 * tree-sra.c (scalarize_init): Insert the generate_element_init
13054 statements after the generate_element_zero statements.
13056 2008-01-02 Richard Guenther <rguenther@suse.de>
13058 PR middle-end/34093
13059 PR middle-end/31976
13060 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13061 for very large number of operands instead of ICEing.
13063 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13066 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13067 while stack probing.
13069 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13071 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13074 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13076 PR libmudflap/26442
13077 * tree-mudflap.c (mx_register_decls): Guard warning by
13078 !DECL_ARTIFICIAL check.
13080 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13082 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13083 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13084 sse5_perm<mode>): Fix constraints.