1 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
4 use_backchain_to_restore_sp to true
5 if the offset of the link register save area would go over the 32k - 1
6 offset limit of the load
9 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12 anchor for the type-punning blurb. Cross-reference "Structures
13 unions enumerations and bit-fields implementation". Provide a
14 cast-through-pointer example. Make final sentence self-contained.
15 * doc/implement-c.texi (Structures unions enumerations and
16 bit-fields implementation): Cross-reference the type-punning blurb
17 in the -fstrict-aliasing documentation.
19 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
22 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
23 the memory instead of the memory itself for the save area.
25 2008-06-24 Olivier Hainque <hainque@adacore.com>
26 Nicolas Roche <roche@adacore.com>
28 * gengtype.c (srcdir_len): size_t instead of int.
29 (get_file_realbasename): New function. For F a filename, the real
30 basename of F, with all the path components stripped.
31 (get_file_srcdir_relative_path): New function. For F a filename, the
32 relative path to F from $(srcdir).
33 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
34 get_file_realbasename. Adjust the head comment.
35 (get_prefix_langdir_index): New function. For F a filename, return the
36 lang_dir_names[] relative index of the language directory that is
38 (get_file_langdir): For F a filename, return the name of the language
39 directory where F is located.
40 (get_file_gtfilename): New function. The gt- output file name for an
42 (get_output_file_with_visibility): Replace in-line computations with
43 uses of get_file_gtfilename and get_prefix_langdir_index.
44 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
46 2008-06-24 Jakub Jelinek <jakub@redhat.com>
48 PR tree-optimization/36504
49 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
50 references without base address.
52 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
55 * calls.c (expand_call): Increase alignment for recursive functions.
57 2008-06-23 Anatoly Sokolov <aesok@post.ru>
59 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
60 (TARGET_FUNCTION_VALUE): New define.
61 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
62 * config/avr/avr.h (FUNCTION_VALUE): Remove.
64 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
68 (remainderxf3): Ditto.
69 (remainder<mode>3): Ditto.
71 2008-06-23 Jakub Jelinek <jakub@redhat.com>
74 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
75 REG is a hard register.
77 PR tree-optimization/36508
78 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
79 499, don't check it at all in release compilers.
81 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
84 together with SSE_TARGET_MATH to disable insn pattern.
85 (*fop_<MODEF:mode>_2_i387): Ditto.
86 (*fop_<MODEF:mode>_3_i387): Ditto.
88 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
90 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
92 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
95 * gimplify.c (gimplify_asm_expr): Check the return code of
96 parse_output_constraint call, set function return and is_inout
99 2008-06-22 Ian Lance Taylor <iant@google.com>
101 * c-lex.c (narrowest_unsigned_type): Change itk to int.
102 (narrowest_signed_type): Likewise.
103 * c-typeck.c (c_common_type): Change local variable mclass to enum
105 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
106 tcc_comparison, not the tree code itself.
107 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
108 (c_expand_expr): Cast modifier to enum expand_modifier.
109 * c-common.h (C_RID_CODE): Add casts.
110 (C_SET_RID_CODE): Define.
111 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
112 (c_lex_one_token): Add cast to avoid warning.
113 (c_parser_objc_type_name): Rename local typename to type_name.
114 (check_no_duplicate_clause): Change code parameter to enum
116 (c_parser_omp_var_list_parens): Change kind parameter to enum
118 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
119 c_parser_omp_list_var_parens.
120 (c_parser_omp_threadprivate): Likewise.
121 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
122 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
123 * c-format.c (NO_FMT): Define.
124 (printf_length_specs): Use NO_FMT.
125 (asm_fprintf_length_specs): Likewise.
126 (gcc_diag_length_specs): Likewise.
127 (scanf_length_specs): Likewise.
128 (strfmon_length_specs): Likewise.
129 (gcc_gfc_length_specs): Likewise.
130 (printf_flag_specs): Change 0 to STD_C89.
131 (asm_fprintf_flag_specs): Likewise.
132 (gcc_diag_flag_specs): Likewise.
133 (gcc_cxxdiag_flag_specs): Likewise.
134 (scanf_flag_specs): Likewise.
135 (strftime_flag_specs): Likewise.
136 (strfmon_flag_specs): Likewise.
137 (print_char_table): Likewise.
138 (asm_fprintf_char_table): Likewise.
139 (gcc_diag_char_table): Likewise.
140 (gcc_tdiag_char_table): Likewise.
141 (gcc_cdiag_char_table): Likewise.
142 (gcc_cxxdiag_char_table): Likewise.
143 (gcc_gfc_char_table): Likewise.
144 (scan_char_table): Likewise.
145 (time_char_table): Likewis.
146 (monetary_char_table): Likewise.
147 * c-format.h (BADLEN): Likewise.
149 2008-06-21 Ian Lance Taylor <iant@google.com>
151 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
152 Define END_OF_BASE_TREE_CODES around inclusion.
153 * tree.c (tree_code_type): New global array.
154 (tree_code_length, tree_code_name): Likewise.
155 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
157 (all-tree.def, s-alltree): New targets.
158 (gencheck.h, s-gencheck): Remove.
159 (tree.o): Depend upon all-tree.def.
160 (build/gencheck.o): Remove gencheck.h dependency.
161 (mostlyclean): Don't remove gencheck.h.
162 * c-common.h (enum c_tree_code): Remove.
163 * c-lang.c (tree_code_type): Remove.
164 (tree_code_length, tree_code_name): Remove.
165 * gencheck.c (tree_codes): Include all-tree.def, rather than
166 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
168 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
170 * cp/cp-tree.h (enum cplus_tree_code): Remove.
171 (operator_name_info): Size to MAX_TREE_CODES.
172 (assignment_operator_name_info): Likewise.
173 * cp/cp-lang.c (tree_code_type): Remove.
174 (tree_code_length, tree_code_name): Remove.
175 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
176 (assignment_operator_name_info): Likewise.
177 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
179 * cp/mangle.c (write_expression): Likewise.
180 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
181 * fortran/f95-lang.c (tree_code_type): Remove.
182 (tree_code_length, tree_code_name): Remove.
183 * java/java-tree.h (enum java_tree_code): Remove.
184 * java/lang.c (tree_code_type): Remove.
185 (tree_code_length, tree_code_name): Remove.
186 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
187 * objc/objc-act.h (enum objc_tree_code): Remove.
188 * objc/objc-lang.c (tree_code_type): Remove.
189 (tree_code_length, tree_code_name): Remove.
190 * objcp/objcp-lang.c (tree_code_type): Remove.
191 (tree_code_length, tree_code_name): Remove.
192 * ada/ada-tree.h (enum gnat_tree_code): Remove.
193 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
194 * ada/misc.c (tree_code_type): Remove.
195 (tree_code_length, tree_code_name): Remove.
197 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
199 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
200 the grand_bitmap_obstack.
202 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
204 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
205 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
206 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
207 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
208 move_stmt_r, new_label_mapper): Likewise.
209 * tree-complex.c (cvc_lookup): Likewise.
210 * tree-dfa.c (create_function_ann): Likewise.
211 * tree-dump.c (dump_register): Likewise.
212 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
213 find_phi_replacement_condition): Likewise.
214 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
215 tree_function_versioning): Likewise.
216 * tree-into-ssa.c (cmp_dfsnum): Likewise.
217 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
218 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
219 get_nonlocal_debug_decl, convert_nonlocal_reference,
220 convert_nonlocal_omp_clauses, get_local_debug_decl,
221 convert_local_reference, convert_local_omp_clauses,
222 convert_nl_goto_reference, convert_nl_goto_receiver,
223 convert_tramp_reference, convert_call_expr): Likewise.
224 * tree-outof-ssa.c (contains_tree_r): Likewise.
225 * tree-parloops.c (reduction_phi, initialize_reductions,
226 eliminate_local_variables_1, add_field_for_reduction,
227 add_field_for_name, create_phi_for_local_result,
228 create_call_for_reduction_1, create_loads_for_reductions,
229 create_stores_for_reduction, create_loads_and_stores_for_name):
231 * tree-phinodes.c (allocate_phi_node): Likewise.
232 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
233 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
234 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
235 * tree-ssa-coalesce.c (compare_pairs): Likewise.
236 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
237 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
238 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
239 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
240 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
241 vn_nary_op_insert): Likewise.
242 * tree-ssa.c (redirect_edge_var_map_add,
243 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
244 * tree-vectorizer.c (vectorize_loops): Likewise.
245 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
246 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
247 tree_cons_stat, build1_stat, build_variant_type_copy,
248 decl_init_priority_lookup, decl_fini_priority_lookup,
249 decl_priority_info, decl_restrict_base_lookup,
250 decl_restrict_base_insert, decl_debug_expr_lookup,
251 decl_debug_expr_insert, decl_value_expr_lookup,
252 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
253 type_hash_add, get_file_function_name, tree_check_failed,
254 tree_not_check_failed, tree_range_check_failed,
255 omp_clause_range_check_failed, build_omp_clause,
256 build_vl_exp_stat): Likewise.
257 * value-prof.c (gimple_histogram_value,
258 gimple_duplicate_stmt_histograms): Likewise.
259 * var-tracking.c (attrs_list_insert, attrs_list_copy,
260 unshare_variable, variable_union_info_cmp_pos, variable_union,
261 dataflow_set_different_1, dataflow_set_different_2,
262 vt_find_locations, variable_was_changed, set_variable_part,
263 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
264 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
265 section_entry_hash, object_block_entry_eq,
266 object_block_entry_hash, create_block_symbol,
267 initialize_cold_section_name, default_function_rodata_section,
268 strip_reg_name, set_user_assembler_name, const_desc_eq,
269 build_constant_desc, output_constant_def, lookup_constant_def,
270 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
271 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
272 default_internal_label): Likewise.
273 * varray.c (varray_init, varray_grow): Likewise.
274 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
276 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
278 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
279 operators for "test" insn. Macroize insn using SWI mode macro.
280 (*jcc_fused_2): Ditto.
281 (*jcc_fused_3): Macroize insn using SWI mode macro.
282 (*jcc_fused_4): Ditto.
284 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
286 * tree-ssa-pre.c: Fix typo in comment.
287 (init_antic, fini_antic): Add explicit funtions for
288 initializing and deinitializing ANTIC and AVAIL sets.
289 (create_expression_by_pieces): Fix typo in comment.
290 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
291 (execute_pre): Eventually dump details about ANTIC_IN.
293 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
295 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
296 * gcc.c (translate_options, init_spec, store_arg, read_specs,
297 add_to_obstack, file_at_path, find_a_file, execute,
298 add_preprocessor_option, add_assembler_option, add_linker_option,
299 process_command, insert_wrapper, do_option_spec, do_self_spec,
300 spec_path, do_spec_1, is_directory, main, used_arg,
301 getenv_spec_function): Likewise.
302 * tlink.c (symbol_hash_lookup, file_hash_lookup,
303 demangled_hash_lookup, symbol_push, file_push, frob_extension):
306 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
308 * doc/rtl.texi: Updated subreg section.
310 2008-06-19 Jakub Jelinek <jakub@redhat.com>
313 * cgraphunit.c (cgraph_process_new_functions): Don't clear
314 node->needed and node->reachable.
315 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
316 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
317 (expand_task_call): Don't call expand_task_copyfn.
318 (expand_task_copyfn): Renamed to...
319 (finalize_task_copyfn): ... this.
321 2008-06-19 Jan Hubicka <jh@suse.cz>
323 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
324 clobbering framepointer.
326 2008-06-19 Jan Hubicka <jh@suse.cz>
328 * tree-optimize.c (execute_early_local_optimizations): Set
329 cgraph_state only at first invocation.
331 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
333 * system.h (-Wc++-compat): Activate as a warning, no an error.
335 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
338 instead of "#" in insn asm template.
339 (*jcc_fused_2): Ditto.
341 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.h (ix86_tune_indices)
344 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
345 (TARGET_FUSE_CMP_AND_BRANCH): New define.
346 * config/i386/i386.md (*jcc_fused_1): New insn pattern
347 (*jcc_fused_2): Ditto.
348 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
349 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
350 (print operand): Handle 'E' and 'e' code.
352 2008-06-19 Anatoly Sokolov <aesok@post.ru>
354 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
358 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
360 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
362 (cgraph_expand_function): Use local copy of decl.
363 (cgraph_expand_all_functions): Remove redundant initialization of
365 (cgraph_optimize): Reword internal_error message.
367 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
369 * arm-protos.h (arm_return_in_memory): Remove public
370 arm_return_in_memory() prototype.
371 * arm.c (arm_return_in_memory): Add static prototype, add target
372 hook macro, change definition and comments.
373 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
375 2008-06-19 Ben Elliston <bje@au.ibm.com>
377 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
378 real.c: Remove references to IEEE 754R.
379 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
380 * doc/libgcc.texi (Decimal float library routines): Likewise.
382 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
384 * targhooks.h (struct gcc_target): New member unwind_word_mode.
385 (default_unwind_word_mode): Add prototype.
386 * targhooks.c (default_unwind_word_mode): New function.
387 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
388 instead of word_mode.
389 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
390 (TARGET_INITIALIZER): Use it.
392 * c-common.c (handle_mode_attribute): Support "unwind_word"
394 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
396 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
397 word_mode to access SjLj_Function_Context member "data".
398 (sjlj_emit_dispatch_table): Likewise. Also, perform type
399 conversion from targetm.eh_return_filter_mode () to
400 targetm.unwind_word_mode () if they differ.
402 * builtin-types.def (BT_UNWINDWORD): New primitive type.
403 (BT_FN_UNWINDWORD_PTR): New function type.
404 (BT_FN_WORD_PTR): Remove.
405 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
406 * except.c (expand_builtin_extend_pointer): Convert pointer to
407 targetm.unwind_word_mode () instead of word_mode.
409 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
410 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
411 (spu_unwind_word_mode): New function.
412 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
413 (TARGET_UNWIND_WORD_MODE): Define.
414 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
416 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
418 * config/spu/spu.c (reg_align): Remove.
419 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
420 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
421 (spu_split_store): Likewise.
423 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
425 * gcc/tree-vn.c: Fix typo in comment.
427 2008-06-18 Jan Hubicka <jh@suse.cz>
429 * cgraphunit.c (cgraph_optimize): Output debug info when doing
430 toplevel reorder too.
432 2008-06-18 Jan Hubicka <jh@suse.cz>
434 * c-opts.c (c_common_post_options): PCH is not compatible with
436 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
437 -fno-toplevel-reorder by default now.
439 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
441 PR documentation/30739
442 * doc/install.texi (Prerequisites): Document dependency on awk.
444 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
445 Ian Lance Taylor <iant@google.com>
447 PR rtl-optimization/35604
448 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
449 only want to change jump destinations, not eventual label comparisons.
451 2008-06-16 Jan Hubicka <jh@suse.cz>
453 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
455 (cgraph_analyze_function): Likewise.
457 2008-06-16 Jan Hubicka <jh@suse.cz>
459 * cgraph.h (cgraph_mark_if_needed): New function.
460 * cgraphunit.c (cgraph_mark_if_needed): New function.
461 * c-decl.c (duplicate_decl): Use it.
463 2008-06-16 Jan Hubicka <jh@suse.cz>
465 * cgraph.c (cgraph_add_new_function): When in expansion state, do
468 2008-06-16 Jan Hubicka <jh@suse.cz>
470 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
472 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
473 Kazu Hirata <kazu@codesourcery.com>
474 Maxim Kuvyrkov <maxim@codesourcery.com
476 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
477 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
478 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
479 EXTRA_SPEC_FUNCTIONS.
480 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
481 (DRIVER_SELF_SPECS): Adjust.
482 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
483 * config/mips/st.h, config/mips/t-st: New.
484 * config/mips/driver-native.c, config/mips/x-native: New.
485 * doc/invoke.texi (MIPS): Document 'native' value for -march and
488 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
490 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
492 (ISA_HAS_FP_CONDMOVE): New macro.
493 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
494 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
495 (ISA_HAS_NMADD3_NMSUB3): New macro.
496 * config/mips/mips.c (mips_rtx_costs): Update.
497 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
498 compiling for ST Loongson 2E/2F.
499 (madd<mode>): Rename to madd4<mode>. Update.
500 (madd3<mode>): New pattern.
501 (msub<mode>): Rename to msub4<mode>. Update.
502 (msub3<mode>): New pattern.
503 (nmadd<mode>): Rename to nmadd4<mode>. Update.
504 (nmadd3<mode>): New pattern.
505 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
506 (nmadd3<mode>_fastmath): New pattern.
507 (nmsub<mode>): Rename to nmsub4<mode>. Update.
508 (nmsub3<mode>): New pattern.
509 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
510 (nmsub3<mode>_fastmath): New pattern.
511 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
513 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
515 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
516 (DF_REF_INSN_INFO): New.
517 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
518 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
519 with a NULL DF_REF_INSN_INFO.
520 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
522 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
523 DF_INSN_INFO_EQ_USES): New.
524 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
525 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
526 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
527 * df-core.c: Update comment for above changes.
528 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
529 DF_INSN_UID_* macros.
530 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
531 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
532 insn rtx. Update all callers.
533 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
534 df_ref_create_structure, df_insn_refs_collect): Likewise.
535 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
536 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
537 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
538 macros to access the insn refs.
539 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
540 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
541 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
542 for accessing the refs.
543 (try_fwprop_subst): Likewise.
544 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
545 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
546 for accessing the refs.
547 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
548 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
549 to look at the insn refs.
550 (record_uses): Likewise.
551 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
553 (mark_artificial_uses): Don't mark_insn for artificial refs.
554 (mark_reg_rependencies): Likewise.
556 * doc/rtl.texi: Remove documentation of ADDRESSOF.
558 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
560 * configure: Regenerate.
562 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
564 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
565 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
566 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
568 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
570 * config/avr/avr.c (avr_mcu_t): Add attiny167.
571 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
572 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
574 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
576 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
578 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
580 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
582 * tree-ssa-sccvn.c: Fix format of comments.
584 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
586 * cgraph.c: Remove unneeded forward declarations of eq_node()
589 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
591 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
593 (see_update_relevancy): Likewise.
594 * fwprop.c (try_fwprop_subst): Likewise.
595 * rtlanal.c (noop_move_p): Likewise.
596 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
597 notes to non-existing libcall blocks.
598 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
600 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
601 (dead_libcall_p): Remove.
602 (delete_trivially_dead_insns): Don't use it.
603 * web.c (union_defs): Remove comment about keeping nops.
604 * gcse.c (hash_scan_insn): Don't take libcall pointers.
605 (compute_hash_table_work): Don't track libcall notes.
606 (do_local_cprop): Don't take libcall pointers. Don't update
608 (adjust_libcall_notes): Deleted.
609 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
610 ever have existed in the first place).
611 (replace_store_insn): Don't try to remove libcall notes.
612 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
613 (resolve_reg_notes): Don't call them.
614 (resolve_simple_move): Likewise.
615 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
616 Don't remove REG_RETVAL notes.
617 * emit-rtl.c (try_split): Don't update libcall notes.
618 (emit_copy_of_insn_after): Dito.
619 * cselib.c (cselib_current_insn_in_libcall): Remove.
620 (cselib_process_insn): Don't set/clear it.
621 (new_elt_loc_list): Don't record it.
622 (cselib_init): Don't initialize it.
623 * cselib.c (struct elt_loc_list): Remove in_libcall field.
624 * loop-invariant.c (find_invariant_insn): Don't look for libcall
626 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
627 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
628 (init_deps): Don't initialize it.
629 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
630 * combine.c (delete_noop_moves): Don't update libcall notes.
631 (can_combine_p): Remove now pointless #if 0 block.
632 (try_combine): Remove another obsolete #if 0 block.
633 (distribute_notes): Don't distribute libcall notes.
634 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
635 * dce.c (libcall_dead_p): Remove.
636 (delete_unmarked_insns): Don't handle libcall blocks.
637 (preserve_libcall_for_dce): Remove.
638 (prescan_insns_for_dce): Don't special-case libcall block insns.
639 * reload1 (reload): Don't handle libcall notes.
640 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
643 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
645 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
646 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
647 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
649 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
651 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
652 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
653 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
655 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
657 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
659 2008-06-16 Ira Rosen <irar@il.ibm.com>
661 PR tree-optimization/36493
662 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
663 the arguments list. Use VECTYPE to create vector pointer.
664 (vectorizable_store): Fail if accesses through a pointer to vectype
665 do not alias the original memory reference operands.
666 Call vect_create_data_ref_ptr without the removed argument.
667 (vectorizable_load): Likewise.
668 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
671 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
674 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
677 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
679 * config/mips/loongson2ef.md: New file.
680 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
681 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
682 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
683 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
684 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
686 (loongson2ef.md): New include.
687 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
688 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
689 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
690 (loongson_gt_<mode>, loongson_extract_halfword)
691 (loongson_insert_halfword_0, loongson_insert_halfword_2)
692 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
693 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
694 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
695 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
696 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
697 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
698 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
699 (vec_interleave_low<mode>): Define type attribute.
700 * config/mips/mips.c (mips_ls2): New static variable.
701 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
702 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
703 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
704 Implement target scheduling hooks.
705 (mips_multipass_dfa_lookahead): Update to handle tuning for
707 (mips_sched_init): Initialize data for Loongson scheduling.
708 (mips_ls2_variable_issue): New static function.
709 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
711 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
712 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
713 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
714 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
715 Handle ST Loongson 2E/2F cores.
716 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
718 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
720 * omp-low.c (extract_omp_for_data): Fix comment typo.
723 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
725 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
726 FIXME note about gcc/config.guess.
727 * doc/options.texi (Option file format): Remove non-ASCII bytes.
728 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
729 * doc/cppopts.texi: Likewise.
730 * doc/extend.texi: Likewise.
731 * doc/gcc.texi: Likewise.
732 * doc/gccint.texi: Likewise.
733 * doc/gcov.texi: Likewise.
734 * doc/gty.texi: Likewise.
735 * doc/hostconfig.texi: Likewise.
736 * doc/install.texi: Likewise.
737 * doc/invoke.texi: Likewise.
738 * doc/loop.texi: Likewise.
739 * doc/makefile.texi: Likewise.
740 * doc/md.texi: Likewise.
741 * doc/passes.texi: Likewise.
742 * doc/tm.texi: Likewise.
743 * doc/tree-ssa.texi: Likewise.
744 * doc/trouble.texi: Likewise.
746 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
747 Nathan Sidwell <nathan@codesourcery.com>
748 Maxim Kuvyrkov <maxim@codesourcery.com>
749 Richard Sandiford <rdsandiford@googlemail.com>
751 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
752 * config/mips/mips-protos.h (mips_expand_vector_init): New.
753 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
755 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
756 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
757 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
759 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
760 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
761 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
762 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
763 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
764 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
765 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
766 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
767 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
768 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
769 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
770 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
771 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
772 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
773 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
774 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
775 (mips_builtins): Add Loongson builtins.
776 (mips_loongson_2ef_bdesc): New.
777 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
778 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
779 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
780 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
782 (mips_expand_vector_init): New.
783 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
784 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
786 * config/mips/mips.md: Add unspec numbers for Loongson
787 builtins. Include loongson.md.
788 (MOVE64): Include Loongson vector modes.
789 (SPLITF): Include Loongson vector modes.
790 (HALFMODE): Handle Loongson vector modes.
791 * config/mips/loongson.md: New.
792 * config/mips/loongson.h: New.
793 * config.gcc: Add loongson.h header for mips*-*-* targets.
794 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
796 2008-06-14 Joseph Myers <joseph@codesourcery.com>
798 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
799 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
800 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
801 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
802 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
803 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
804 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
805 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
806 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
807 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
808 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
809 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
810 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
811 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
812 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
813 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
814 Remove use_fixproto=yes.
815 (ia64*-*-hpux*): Remove comment about using fixproto.
816 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
818 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
820 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
822 * configure: Regenerate.
824 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
827 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
828 before evaluating it.
830 2008-06-13 Jakub Jelinek <jakub@redhat.com>
833 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
834 nested inline functions.
835 (start_decl, start_function): Don't invert DECL_EXTERNAL
836 for nested inline functions.
838 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
840 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
841 splits that must be made for correctness.
843 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
845 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
846 (AVAIL_NON_MIPS16): Likewise.
847 (mips_builtin_description): Replace target_flags with a predicate.
848 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
849 (dspr2_32): New availability predicates.
850 (MIPS_BUILTIN): New macro.
851 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
852 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
853 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
854 Replace the TARGET_FLAGS parameters with AVAIL parameters.
855 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
856 (mips_dsp_32only_bdesc): Merge into...
857 (mips_builtins): ...this new array.
858 (mips_bdesc_map, mips_bdesc_arrays): Delete.
859 (mips_init_builtins): Update after above changes.
860 (mips_expand_builtin_1): Merge into...
861 (mips_expand_builtin): ...here and update after above changes.
863 2008-06-12 Paul Brook <paul@codesourcery.com>
865 * longlong.h (__arm__): Define count_leading_zeros.
866 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
867 (clzsi2, clzdi2): New functions.
868 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
869 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
870 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
871 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
872 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
873 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
874 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
875 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
876 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
877 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
879 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
881 * config/m68k/m68k.c (m68k_tune_flags): New.
882 (override_options): Compute m68k_tune_flags.
883 (MULL_COST, MULW_COST): Update for various variants of CFV2.
884 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
886 2008-06-12 Jakub Jelinek <jakub@redhat.com>
889 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
891 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
893 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
894 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
896 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
898 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
899 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
901 2008-06-12 Jakub Jelinek <jakub@redhat.com>
904 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
907 2008-06-12 Richard Guenther <rguenther@suse.de>
909 PR tree-optimization/36345
910 * tree-flow.h (struct ptr_info_def): Align escape_mask,
911 add memory_tag_needed flag.
912 (may_alias_p): Declare.
913 * tree-ssa-alias.c (may_alias_p): Export.
914 (set_initial_properties): Use memory_tag_needed flag.
915 (update_reference_counts): Likewise.
916 (reset_alias_info): Reset memory_tag_needed flag.
917 (create_name_tags): Check memory_tag_needed flag.
918 (dump_points_to_info_for): Dump it.
919 * tree-ssa-structalias.c (struct variable_info): Remove
920 directly_dereferenced flag.
921 (new_var_info): Do not initialize it.
922 (process_constraint_1): Do not set it.
923 (update_alias_info): Set is_dereferenced flag.
924 (set_uids_in_ptset): Use may_alias_p.
925 (set_used_smts): Check memory_tag_needed flag.
926 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
927 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
928 memory_tag_needed flag.
929 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
932 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
934 * config/i386/i386.c (ix86_compute_frame_layout): Disable
935 red zone for w64 abi.
936 (ix86_expand_prologue): Likewise.
937 (ix86_force_to_memory): Likewise.
938 (ix86_free_from_memory): Likewise.
940 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
943 * config/rs6000/rs6000.c (rs6000_override_options): Set
944 rs6000_isel conditionally to the absence of comand line override.
945 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
946 Remove duplicate rs6000_isel setting.
947 * config/rs6000/eabispe.h: Ditto.
949 2008-06-11 Richard Guenther <rguenther@suse.de>
951 * alias.c (get_alias_set): Use the element alias-set for arrays.
952 (record_component_aliases): For arrays and vectors do nothing.
953 * c-common.c (strict_aliasing_warning): Handle the cases
954 of alias set zero explicitly.
955 * Makefile.in (dfp.o-warn): Add -Wno-error.
957 2008-06-11 Joseph Myers <joseph@codesourcery.com>
959 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
961 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
962 tune_32 tune_64 to supported_defaults. Allow values not
963 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
964 x86_64. Do not override cpu_32 or cpu_64 values from target name.
965 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
966 with_cpu_64 to generic for 64-bit-supporting configurations, not
967 with_cpu. Remove FIXMEs.
968 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
969 --with-arch-64, --with-tune-32, --with-tune-64): Document.
970 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
971 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
974 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
975 Olivier Hainque <hainque@adacore.com>
977 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
978 Use DECL_SIZE_UNIT to retrieve the size of the field.
980 2008-06-11 Joseph Myers <joseph@codesourcery.com>
982 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
983 with function calls after declarations. Lay out
984 neon_float_type_node before further use.
986 2008-06-11 Richard Guenther <rguenther@suse.de>
988 * tree-flow.h (may_point_to_global_var): Declare.
989 * tree-ssa-alias.c (may_point_to_global_var): New function.
990 * tree-ssa-sink.c (is_hidden_global_store): Use it.
992 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
994 * configure.ac: Teach that fido supports .debug_line.
995 * configure: Regenerate.
997 2008-06-10 Tom Tromey <tromey@redhat.com>
999 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1002 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1004 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1005 (encode_decimal64, decode_decimal64, encode_decimal128,
1006 decode_decimal128): Reverse order of 32-bit parts of value if host
1007 and target endianness differ.
1009 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1011 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1012 Avoid division by 0.
1013 (tree_mod_pow2_value_transform): Likewise.
1014 (tree_ic_transform): Likewise.
1015 (tree_stringops_transform): Likewise.
1016 (tree_mod_subtract_transform): Likewise.
1017 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1018 (copy_edges_for_bb): Likewise.
1019 (initialize_cfun): Likewise.
1021 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1024 nonmemory_operand. Add "N" operand constraint.
1026 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1027 (*jcc_btsi_mask): Ditto.
1028 (*jcc_btsi_mask_1): Ditto.
1030 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1032 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1033 TYPE_CANONICAL for copied element type.
1035 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1039 Add m_CORE2 and m_GENERIC.
1040 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1041 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1043 (*jcc_btdi_rex64): New instruction and split pattern.
1045 (*jcc_btsi_1): Ditto.
1046 (*btsq): Fix Intel asm dialect operand order.
1050 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1053 * simplify-rtx.c (simplify_subreg): Add check for shift count
1056 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1058 * doc/md.texi: Synchronize with later constraints.md change.
1059 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1060 with a C implementation.
1061 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1063 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1064 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1065 when moving to and from MD_REGNUM.
1066 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1067 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1068 Handle byte and halfword moves.
1069 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1071 * config/mips/constraints.md (h): Turn into NO_REGS.
1072 (l, x): Update documentation.
1073 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1074 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1075 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1076 (HILO): New mode iterator.
1078 (any_div): New code iterator.
1079 (u): Extend code attribute to div and udiv.
1080 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1081 d_operand in the splitters. Remove redundant CONST_INT checks.
1082 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1083 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1084 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1085 accordingly, using normal moves instead of unspecs to move LO into
1086 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1087 (<u>mulsidi3): Handle expansion in C code.
1088 (<u>mulsidi3_32bit_internal): Rename to...
1089 (<u>mulsidi3_32bit): ...this.
1090 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1091 (*<u>mulsidi3_64bit): Rename to...
1092 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1093 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1094 to set LO and HI to the multiplication result. Use a normal move
1095 for MFLO and an unspec for MFHI.
1096 (*<u>mulsidi3_64bit_parts): Replace with...
1097 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1098 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1099 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1100 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1101 instead of HI. Split the instruction into a separate multiplication
1102 and MFHI if !TARGET_FIX_R4000.
1103 (<su>muldi3_highpart): Likewise.
1104 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1105 and the "=h" clobber.
1106 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1107 (<u>mulditi3): New expander.
1108 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1109 (madsi): Remove "=h" clobber.
1110 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1111 Force the modulus result to be a GPR and split the instruction into
1112 a division followed by an MFHI after reload.
1113 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1114 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1115 the MIPS16 HIGH define_split.
1116 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1117 of acc<->gpr moves to "multi".
1118 (*movdi_64bit): Replace the single "x" alternative with
1119 alternatives for moving into and out of "a".
1120 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1121 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1122 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1123 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1124 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1125 (movti): New expander.
1126 (*movti, *movti_mips16): New insns.
1127 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1128 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1129 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1130 * config/mips/predicates.md (fpr_operand): Delete.
1131 (d_operand): New predicate.
1133 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1135 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1136 failure on some Bourne shells.
1137 (x86_64-*-*): Ditto.
1139 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1141 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1143 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1145 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1146 (sparc-sun-solaris2*): Likewise.
1148 2008-06-09 Arnaud Charlet <charlet@adacore.com
1150 * doc/install.texi: Update requirements to build the Ada compiler.
1152 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1154 * df-scan.c (struct df_scan_problem_data): Remove the
1155 mw_link_pool alloc pool.
1156 (df_scan_free_internal): Don't free it.
1157 (df_scan_alloc): Don't allocate it.
1158 * df.h (struct df_link): Update comment.
1160 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1162 * except.h: Correct checks for when SJLJ exceptions must be used.
1164 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1166 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1169 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1171 PR tree-optimization/36218
1172 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1173 configure for the build system.
1174 (BUILD_LDFLAGS): Define.
1175 * configure: Regenerate.
1176 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1178 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1181 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1182 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1183 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1185 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1187 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1189 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1191 * config.gcc (Obsolete configurations): Remove list of
1193 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1194 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1195 targets matched by those patterns.
1196 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1197 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1198 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1199 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1200 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1201 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1202 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1203 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1204 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1205 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1206 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1207 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1208 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1209 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1210 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1211 Make code for Solaris 7 and greater unconditional for Solaris.
1212 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1213 Remove --with-* handling.
1214 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1215 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1216 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1217 LINK_OS_WINDISS_SPEC): Remove.
1218 * config/rs6000/sysv4.opt (mwindiss): Remove.
1219 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1220 * configure: Regenerate.
1221 * doc/cpp.texi: Don't mention BeOS.
1222 * doc/extend.texi (interrupt): Don't mention MS1.
1223 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1224 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1225 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1226 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1227 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1229 * doc/invoke.texi (MT Options): Remove.
1230 (-mwindiss): Remove.
1231 (CRIS Options): Remove cris-axis-aout references.
1232 (HPPA Options): Don't mention hppa1.1-*-pro.
1233 * doc/md.texi: (MorphoTech family): Remove.
1234 * libgcc2.c: Don't handle UWIN.
1235 * config/alpha/t-unicosmk: Remove.
1236 * config/alpha/unicosmk.h: Remove.
1237 * config/arm/kaos-arm.h: Remove.
1238 * config/arm/kaos-strongarm.h: Remove.
1239 * config/arm/strongarm-coff.h: Remove.
1240 * config/arm/strongarm-elf.h: Remove.
1241 * config/arm/strongarm-pe.h: Remove.
1242 * config/arm/t-strongarm-pe: Remove.
1243 * config/arm/t-xscale-coff: Remove.
1244 * config/arm/t-xscale-elf: Remove.
1245 * config/arm/xscale-coff.h: Remove.
1246 * config/arm/xscale-elf.h: Remove.
1247 * config/chorus.h: Remove.
1248 * config/cris/aout.h: Remove.
1249 * config/cris/aout.opt: Remove.
1250 * config/cris/t-aout: Remove.
1251 * config/i386/beos-elf.h: Remove.
1252 * config/i386/kaos-i386.h: Remove.
1253 * config/i386/ptx4-i.h: Remove.
1254 * config/i386/sco5.h: Remove.
1255 * config/i386/sco5.opt: Remove.
1256 * config/i386/sysv4-cpp.h: Remove.
1257 * config/i386/sysv5.h: Remove.
1258 * config/i386/t-beos: Remove.
1259 * config/i386/t-sco5: Remove.
1260 * config/i386/t-uwin: Remove.
1261 * config/i386/uwin.asm: Remove.
1262 * config/i386/uwin.h: Remove.
1263 * config/kaos.h: Remove.
1264 * config/mips/windiss.h: Remove.
1265 * config/mt: Remove directory.
1266 * config/pa/pa-osf.h: Remove.
1267 * config/pa/pa-pro-end.h: Remove.
1268 * config/pa/t-pro: Remove.
1269 * config/ptx4.h: Remove.
1270 * config/rs6000/beos.h: Remove.
1271 * config/rs6000/kaos-ppc.h: Remove.
1272 * config/rs6000/t-beos: Remove.
1273 * config/rs6000/windiss.h: Remove.
1274 * config/sh/kaos-sh.h: Remove.
1275 * config/sol2-6.h: Remove.
1276 * config/sparc/sol26-sld.h: Remove.
1277 * config/sparc/sysv4-only.h: Remove.
1278 * config/vax/bsd.h: Remove.
1279 * config/vax/t-memfuncs: Remove.
1280 * config/vax/ultrix.h: Remove.
1281 * config/vax/vaxv.h: Remove.
1282 * config/windiss.h: Remove.
1284 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1286 PR rtl-optimization/36438
1287 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1288 for vector shifts with constant scalar shift operands.
1290 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1292 * doc/invoke.texi: Document -march=xlr.
1293 * config/mips/xlr.md: New file.
1294 * config/mips/mips.md: Include it.
1296 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1297 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1298 (mips_rtx_cost_data): Likewise.
1300 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1302 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1303 PRE_INC and PRE_DEC cases.
1305 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1307 PR rtl-optimization/36419
1308 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1309 the emitting jump insn.
1312 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1313 is not bool, boolify the whole *expr_p and convert to the desired type.
1315 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1317 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1318 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1319 Add omp_private_outer_ref hook, add another argument to
1320 omp_clause_default_ctor hook.
1321 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1322 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1323 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1324 hook_tree_tree_tree_tree_null.
1325 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1326 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1327 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1328 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1329 * tree.def (OMP_TASK): New tree code.
1330 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1331 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1332 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1333 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1334 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1335 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1336 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1337 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1338 (OMP_DIRECTIVE_P): Add OMP_TASK.
1339 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1340 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1341 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1342 and OMP_CLAUSE_UNTIED entries.
1343 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1345 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1346 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1347 * tree-pretty-print.c (dump_omp_clause): Handle
1348 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1349 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1350 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1351 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1352 warning about unsigned iterators. Change decl/init/cond/incr
1353 arguments to TREE_VECs, check arguments for all collapsed loops.
1354 (c_finish_omp_taskwait): New function.
1355 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1357 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1358 default_function_array_conversion on init. Add par_clauses argument.
1359 If decl is present in parallel's lastprivate clause, change it to
1360 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1361 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1362 collapse count in clauses.
1363 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1364 c_parser_omp_for_loop callers.
1365 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1366 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1367 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1368 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1370 (c_parser_omp_clause_schedule): Handle schedule(auto).
1371 Include correct location in the error message.
1372 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1373 and PRAGMA_OMP_CLAUSE_UNTIED.
1374 (OMP_TASK_CLAUSE_MASK): Define.
1375 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1376 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1377 * tree-nested.c (convert_nonlocal_omp_clauses,
1378 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1379 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1380 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1381 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1383 (conver_nonlocal_reference, convert_local_reference,
1384 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1385 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1386 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1387 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1388 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1389 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1390 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1391 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1392 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1394 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1395 * c-common.h (c_finish_omp_taskwait): New prototype.
1396 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1397 * tree-parloops.c (create_parallel_loop): Create 1 entry
1398 vectors for OMP_FOR_{INIT,COND,INCR}.
1399 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1400 (make_edges): Handle OMP_TASK.
1401 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1402 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1403 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1404 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1405 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1406 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1407 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1408 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1409 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1410 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1411 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1412 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1413 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1414 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1415 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1416 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1417 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1418 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1419 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1420 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1421 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1422 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1423 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1424 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1425 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1426 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1427 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1428 original iterator is present in lastprivate clause or if
1429 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1430 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1431 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1432 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1433 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1434 if it is set, lookup var in outer contexts too. Handle
1435 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1436 to be implicitly determined firstprivate for task regions.
1437 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1438 if it is set, lookup var in outer contexts too. Set
1439 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1440 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1441 OMP_CLAUSE_UNTIED. Take region_type as last argument
1442 instead of in_parallel and in_combined_parallel.
1443 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1445 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1446 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1447 (new_omp_context): Set default_kind to
1448 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1449 (omp_region_type): New enum.
1450 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1451 fields, add region_type.
1452 (new_omp_context): Take region_type as argument instead of is_parallel
1453 and is_combined_parallel.
1454 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1455 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1456 ctx->is_combined_parallel checks.
1457 (gimplify_omp_task): New function.
1458 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1460 * omp-low.c (extract_omp_for_data): Use schedule(static)
1461 for schedule(auto). Handle pointer and unsigned iterators.
1462 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1463 Add loops argument. Extract data for collapsed OMP_FOR loops.
1464 (expand_parallel_call): Assert sched_kind isn't auto,
1465 map runtime schedule to index 3.
1466 (struct omp_for_data_loop): New type.
1467 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1468 Add loop, loops, collapse and iter_type fields.
1469 (workshare_safe_to_combine_p): Disallow combined for if
1470 iter_type is unsigned long long. Don't combine collapse > 1 loops
1471 unless all bounds and steps are constant. Adjust extract_omp_for_data
1473 (expand_omp_for_generic): Handle pointer, unsigned and long long
1474 iterators. Handle collapsed OMP_FOR loops. Adjust
1475 for struct omp_for_data changes. If libgomp function doesn't return
1476 boolean_type_node, add comparison of the return value with 0.
1477 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1478 pointer, unsigned and long long iterators. Adjust for struct
1479 omp_for_data changes.
1480 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1481 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1482 unsigned long long. Allocate loops array, pass it to
1483 extract_omp_for_data. For collapse > 1 loops use always
1484 expand_omp_for_generic.
1485 (omp_context): Add sfield_map and srecord_type fields.
1486 (is_task_ctx, lookup_sfield): New functions.
1487 (use_pointer_for_field): Use is_task_ctx helper. Change first
1488 argument's type from const_tree to tree. Clarify comment.
1489 In OMP_TASK disallow copy-in/out sharing.
1490 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1491 (install_var_field): Add mask argument. Populate both record_type
1492 and srecord_type if needed.
1493 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1495 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1496 and DECL_FIELD_OFFSET.
1497 (scan_sharing_clauses): Adjust install_var_field callers. For
1498 firstprivate clauses on explicit tasks allocate the var by value in
1499 record_type unconditionally, rather than by reference.
1500 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1501 Use is_taskreg_ctx instead of is_parallel_ctx.
1502 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1503 (create_omp_child_function_name): Add task_copy argument, use
1504 *_omp_cpyfn* names if it is true.
1505 (create_omp_child_function): Add task_copy argument, if true create
1506 *_omp_cpyfn* helper function.
1507 (scan_omp_parallel): Adjust create_omp_child_function callers.
1508 Rename parallel_nesting_level to taskreg_nesting_level.
1509 (scan_omp_task): New function.
1510 (lower_rec_input_clauses): Don't run constructors for firstprivate
1511 explicit task vars which are initialized by *_omp_cpyfn*.
1512 Pass outer var ref to omp_clause_default_ctor hook if
1513 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1514 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1515 OMP_CLAUSE_REDUCTION_INIT.
1516 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1517 avoid duplicate setting of fields. Handle
1518 OMP_CLAUSE_PRIVATE_OUTER_REF.
1519 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1520 copy-out if TREE_READONLY, only copy-in.
1521 (expand_task_copyfn): New function.
1522 (expand_task_call): New function.
1523 (struct omp_taskcopy_context): New type.
1524 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1526 (lower_omp_parallel): Rename to...
1527 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1528 Call create_task_copyfn if srecord_type is needed. Adjust
1530 (task_shared_vars): New variable.
1531 (check_omp_nesting_restrictions): Warn if work-sharing,
1532 barrier, master or ordered region is closely nested inside OMP_TASK.
1533 Add warnings for barrier if closely nested inside of work-sharing,
1534 ordered, or master region.
1535 (scan_omp_1): Call check_omp_nesting_restrictions even for
1536 GOMP_barrier calls. Rename parallel_nesting_level to
1537 taskreg_nesting_level. Handle OMP_TASK.
1538 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1539 work-sharing construct, continue looking for them on parent parallel
1541 (lower_omp_for_lastprivate): Add lastprivate clauses
1542 to the beginning of dlist rather than end. Adjust for struct
1543 omp_for_data changes.
1544 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1545 not after it. Handle collapsed OMP_FOR loops, adjust for
1546 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1547 (get_ws_args_for): Adjust extract_omp_for_data caller.
1548 (scan_omp_for): Handle collapsed OMP_FOR
1549 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1550 (lower_omp_single_simple): If libgomp function doesn't return
1551 boolean_type_node, add comparison of the return value with 0.
1552 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1553 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1554 (parallel_nesting_level): Rename to...
1555 (taskreg_nesting_level): ... this.
1556 (is_taskreg_ctx): New function.
1557 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1559 (execute_lower_omp): Rename parallel_nesting_level to
1560 taskreg_nesting_level.
1561 (expand_omp_parallel): Rename to...
1562 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1563 Call omp_task_call for OMP_TASK regions.
1564 (expand_omp): Adjust caller, handle OMP_TASK.
1565 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1567 * bitmap.c (bitmap_default_obstack_depth): New variable.
1568 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1569 if argument is NULL and bitmap_default_obstack is already initialized.
1570 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1572 * matrix-reorg.c (matrix_reorg): Likewise.
1574 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/i386.md (*indirect_jump): Macroize using P
1577 mode iterator. Remove !TARGET_64BIT from insn constraints.
1578 (*tablejump_1): Ditto.
1579 (*indirect_jump_rex64): Remove insn pattern.
1580 (*tablejump_1_rex64): Ditto.
1581 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1582 and eh_return_si insn patterns.
1584 2008-06-06 Richard Guenther <rguenther@suse.de>
1586 * tree-ssa-structalias.c (merge_smts_into): Remove.
1587 (find_what_p_points_to): Do not bother to compute the
1588 points-to set for pt_anything pointers.
1589 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1590 for pt_anything pointers is ok.
1592 2008-06-06 Jan Hubicka <jh@suse.cz>
1594 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1596 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1598 * cgraph.c: Fix typos in comments.
1599 (cgraph_availability_names): Fix string typo.
1600 * fold-const.c: Fix typos in comments.
1601 (fold_binary): Fix typo in warning.
1602 * genautomata.c: Fix typos in comments.
1603 (check_presence_pattern_sets): Fix typo in local variable.
1604 (output_description): Fix typo in output.
1605 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1606 * hwint.h: Likewise.
1607 * matrix-reorg.c (check_allocation_function): Likewise.
1608 * omega.c (smooth_weird_equations): Likewise.
1609 * auto-inc-dec.c: Fix typos in comments.
1610 * bb-reorder.c: Likewise.
1611 * builtins.c: Likewise.
1612 * c-common.c: Likewise.
1613 * c-cppbuiltin.c: Likewise.
1614 * c-parser.c: Likewise.
1615 * c-pretty-print.c: Likewise.
1616 * cfgcleanup.c: Likewise.
1617 * cfgexpand.c: Likewise.
1618 * cfghooks.c: Likewise.
1619 * cfglayout.c: Likewise.
1620 * cfgloopmanip.c: Likewise.
1621 * cgraphunit.c: Likewise.
1622 * coverage.c: Likewise.
1623 * dbxout.c: Likewise.
1624 * df-byte-scan.c: Likewise.
1625 * df-core.c: Likewise.
1626 * df-problems.c: Likewise.
1627 * df-scan.c: Likewise.
1629 * dominance.c: Likewise.
1630 * domwalk.c: Likewise.
1632 * dwarf2out.c: Likewise.
1633 * emit-rtl.c: Likewise.
1634 * et-forest.c: Likewise.
1635 * function.c: Likewise.
1636 * function.h: Likewise.
1638 * gcov-io.c: Likewise.
1641 * genattrtab.c: Likewise.
1642 * ggc-page.c: Likewise.
1643 * gimplify.c: Likewise.
1644 * gthr-lynx.h: Likewise.
1645 * haifa-sched.c: Likewise.
1646 * ipa-cp.c: Likewise.
1647 * ipa-inline.c: Likewise.
1648 * ipa-prop.h: Likewise.
1649 * ipa-pure-const.c: Likewise.
1650 * ipa-struct-reorg.c: Likewise.
1651 * ipa-struct-reorg.h: Likewise.
1652 * ipa-type-escape.c: Likewise.
1654 * loop-doloop.c: Likewise.
1655 * mips-tfile.c: Likewise.
1656 * mkmap-flat.awk: Likewise.
1657 * mkmap-symver.awk: Likewise.
1658 * modulo-sched.c: Likewise.
1659 * omp-low.c: Likewise.
1660 * optabs.c: Likewise.
1661 * optabs.h: Likewise.
1663 * passes.c: Likewise.
1664 * postreload-gcse.c: Likewise.
1665 * postreload.c: Likewise.
1666 * predict.c: Likewise.
1667 * pretty-print.h: Likewise.
1668 * profile.c: Likewise.
1669 * protoize.c: Likewise.
1670 * ra-conflict.c: Likewise.
1672 * recog.c: Likewise.
1673 * regclass.c: Likewise.
1675 * reload.c: Likewise.
1676 * rtl-error.c: Likewise.
1677 * rtlanal.c: Likewise.
1679 * sched-rgn.c: Likewise.
1682 * target.h: Likewise.
1683 * tree-dfa.c: Likewise.
1684 * tree-eh.c: Likewise.
1685 * tree-flow-inline.h: Likewise.
1686 * tree-inline.c: Likewise.
1687 * tree-into-ssa.c: Likewise.
1688 * tree-loop-distribution.c: Likewise.
1689 * tree-nested.c: Likewise.
1690 * tree-parloops.c: Likewise.
1691 * tree-pass.h: Likewise.
1692 * tree-pretty-print.c: Likewise.
1693 * tree-profile.c: Likewise.
1694 * tree-scalar-evolution.c: Likewise.
1695 * tree-sra.c: Likewise.
1696 * tree-ssa-alias-warnings.c: Likewise.
1697 * tree-ssa-ccp.c: Likewise.
1698 * tree-ssa-coalesce.c: Likewise.
1699 * tree-ssa-dom.c: Likewise.
1700 * tree-ssa-dse.c: Likewise.
1701 * tree-ssa-forwprop.c: Likewise.
1702 * tree-ssa-live.c: Likewise.
1703 * tree-ssa-live.h: Likewise.
1704 * tree-ssa-loop-im.c: Likewise.
1705 * tree-ssa-loop-ivopts.c: Likewise.
1706 * tree-ssa-loop-niter.c: Likewise.
1707 * tree-ssa-loop-prefetch.c: Likewise.
1708 * tree-ssa-phiopt.c: Likewise.
1709 * tree-ssa-phiprop.c: Likewise.
1710 * tree-ssa-sccvn.c: Likewise.
1711 * tree-ssa-ter.c: Likewise.
1712 * tree-ssa-threadupdate.c: Likewise.
1713 * tree-ssa.c: Likewise.
1714 * tree-vect-analyze.c: Likewise.
1715 * tree-vect-transform.c: Likewise.
1716 * tree-vectorizer.c: Likewise.
1717 * tree-vn.c: Likewise.
1718 * tree-vrp.c: Likewise.
1720 * tree.def: Likewise.
1722 * unwind-dw2-fde.c: Likewise.
1723 * unwind.inc: Likewise.
1724 * value-prof.c: Likewise.
1725 * vmsdbgout.c: Likewise.
1727 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1729 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1730 always place FP constants in the TOC for TARGET_POWERPC64.
1731 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1733 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1735 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1736 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1737 enable for TARGET_E500_DOUBLE.
1738 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1739 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1740 floating-point modes like integer modes for E500 double.
1741 (rs6000_legitimate_offset_address_p): Likewise.
1742 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1743 addressing for DDmode for E500 double.
1744 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1745 modes as using 64-bits of registers for E500 double.
1746 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1747 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1748 specially for E500 double.
1749 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1750 TDmode for E500 double.
1751 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1752 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1753 (rs6000_split_multireg_move): Do not handle TDmode specially for
1755 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1756 using 64-bit registers for E500 double.
1757 (emit_frame_save): Do not handle DDmode specially for E500 double.
1758 (gen_frame_mem_offset): Likewise.
1759 (rs6000_function_value): Do not call spe_build_register_parallel
1760 for DDmode or TDmode.
1761 (rs6000_libcall_value): Likewise.
1762 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1763 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1766 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1768 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1771 2008-06-04 Junjie Gu <jgu@tensilica.com>
1773 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1774 comparison for frame pointers.
1776 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1779 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1781 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1784 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1785 register is already smaller or equal to required mode.
1787 2008-06-04 Xinliang David Li <davidxl@google.com>
1789 * tree-call-cdce.c: New file.
1790 (cond_dead_built_in_calls): New static variable.
1791 (input_domain): New struct.
1792 (check_pow): New function.
1793 (check_builtin_call): Ditto.
1794 (check_target_format): Ditto.
1795 (is_call_dce_candidate): Ditto.
1796 (gen_one_condition): Ditto.
1797 (gen_conditions_for_domain): Ditto.
1798 (get_domain): Ditto.
1799 (gen_conditions_for_pow_cst_base): Ditto.
1800 (gen_conditions_for_pow_int_base): Ditto.
1801 (gen_conditions_for_pow): Ditto.
1802 (get_no_error_domain): Ditto.
1803 (gen_shrink_wrap_conditions): Ditto.
1804 (shrink_wrap_one_built_in_call): Ditto.
1805 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1806 (tree_call_cdce): Ditto.
1807 (gate_call_cdce): Ditto.
1808 (pass_call_cdce): New gimple pass.
1809 * passes.c: (init_optimization_passes): New pass.
1810 * tree-pass.h: New pass declaration.
1811 * opts.c (decode_options): New flag setting.
1812 * common.opt: Add -ftree-builtin-call-dce flag.
1813 * Makefile.in: Add new source file.
1814 * tempvar.def: New tv_id.
1815 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1817 2008-06-04 Richard Guenther <rguenther@suse.de>
1819 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1820 (is_call_clobbered): Always check var_ann->call_clobbered.
1821 (mark_call_clobbered): Always set var_ann->call_clobbered.
1822 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1823 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1824 (reset_alias_info): Clear call clobbering info on MTAGs and
1826 (set_pt_anything): Set pt_global_mem.
1827 (create_tag_raw): Adjust comment.
1828 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1830 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1831 Maxim Kuvyrkov <maxim@codesourcery.com>
1833 * config/m68k/m68k.opt (mxgot): New option.
1834 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1835 (m68k_output_addr_const_extra): New.
1836 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1837 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1838 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1839 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1841 2008-06-04 Richard Guenther <rguenther@suse.de>
1843 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1844 negative or non-representable offsets.
1846 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1848 * config/i386/i386.c (ix86_gen_leave): New.
1849 (ix86_gen_pop1): Likewise.
1850 (ix86_gen_add3): Likewise.
1851 (ix86_gen_sub3): Likewise.
1852 (ix86_gen_sub3_carry): Likewise.
1853 (ix86_gen_one_cmpl2): Likewise.
1854 (ix86_gen_monitor): Likewise.
1855 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1856 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1857 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1858 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1859 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1860 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1861 (ix86_expand_epilogue): Updated.
1862 (print_operand): Handle integer register operand for 'z'.
1863 (ix86_expand_strlensi_unroll_1): Likewise.
1864 (ix86_expand_strlen): Likewise.
1865 (ix86_expand_builtin): Likewise.
1866 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1867 mov{q}/mov{l} and add{q}/add{l}.
1869 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1871 * config/i386/i386.md (P): New mode iterator.
1872 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1873 using P mode iterator.
1874 (DFmode push_operand splitter): Ditto.
1875 (XFmode push_operand splitter): Ditto.
1876 (DFmode float_extend SFmode push_operand splitter): Ditto.
1877 (XFmode float_extend SFmode push_operand splitter): Do not generate
1878 SImode pushes for 64bit target. Macroize Dimode and SImode
1879 pushes using P mode iterator.
1880 (XFmode float_extend DFmode push_operand splitter): Ditto.
1882 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1884 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1885 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1886 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1888 (ix86_call_abi_override): Remove check for call_used_regs.
1890 2008-06-03 Richard Guenther <rguenther@suse.de>
1892 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1893 for the lhs of calls if the return type contains pointers.
1895 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1897 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1898 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1899 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1900 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1901 of cfun and DEFAULT_ABI to deceide abi mode.
1903 (REG_PARM_STACK_SPACE): Removed.
1904 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1905 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1906 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1907 (ix86_function_abi): Likewise.
1908 (ix86_function_type_abi): Likewise.
1909 (ix86_call_abi_override): Likewise.
1910 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1911 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1912 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1913 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1915 (X86_64_REGPARM_MAX): New.
1916 (X86_64_SSE_REGPARM_MAX): New.
1917 (X64_REGPARM_MAX): New.
1918 (X64_SSE_REGPARM_MAX): New.
1919 (X86_32_REGPARM_MAX): New.
1920 (X86_32_SSE_REGPARM_MAX): New.
1921 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1922 (ix86_function_regparm): Handle user calling abi.
1923 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1924 by DEFAULT_ABI versus SYSV_ABI check.
1925 (ix86_reg_parm_stack_space): New.
1926 (ix86_function_type_abi): New.
1927 (ix86_call_abi_override): New.
1928 (ix86_function_abi): New.
1929 (ix86_cfun_abi): New.
1930 (init_cumulative_args): Call abi specific initialization.
1931 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1932 (function_arg_64): Extend SSE_REGPARM_MAX check.
1933 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1934 (ix86_pass_by_reference): Likewise.
1935 (ix86_function_value_regno_p): Likewise.
1936 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1937 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1938 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1939 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1940 (setup_incoming_varargs_64): Adjust regparm for call abi.
1941 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1942 (ix86_va_start): Likewise.
1943 (ix86_gimplify_va_arg): Likewise.
1944 (ix86_expand_prologue): Likewise.
1945 (output_pic_addr_const): Likewise.
1946 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1947 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1948 (x86_output_mi_thunk): Likewise.
1949 (x86_function_profiler): Likewise.
1950 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1951 (SYSV_ABI, MS_ABI): New constants.
1953 (init_regs): Add prototype of function in regclass.c file.
1954 (OVERRIDE_ABI_FORMAT): New.
1955 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1956 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1957 (OUTGOING_REG_PARM_STACK_SPACE): New.
1958 (ix86_reg_parm_stack_space): New prototype.
1959 (CUMULATIVE_ARGS): Add call_abi member.
1960 (machine_function): Add call_abi member.
1961 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1962 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1964 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1967 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1968 (avr_builtin_setjmp_frame_value): New function.
1969 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1970 (nonlocal_goto): Define.
1972 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1974 * config/mips/mips.c (mips_emit_loadgp): Return early if
1975 there is nothing do to, otherwise emit a blockage if
1976 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1977 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1979 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1981 * configure.ac: Drop unneeded backslash ending up in config.in.
1982 * acinclude.m4: Likewise.
1983 * config.in: Regenerate.
1985 2008-05-26 Jan Hubicka <jh@suse.cz>
1987 * predict.c (maybe_hot_frequency_p): Break out of...
1988 (maybe_hot_bb_p): ... here.
1989 (maybe_hot_edge_p): New.
1990 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1991 * basic-block.h (maybe_hot_edge_p): Declare.
1993 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1996 (*cmpfp_<mode>_cc): Ditto.
1997 (*fp_jcc_8<mode>_387): Ditto.
1998 (*fop_<MODEF:mode>_2_i387): Ditto.
1999 (*fop_<MODEF:mode>_3_i387): Ditto.
2000 (*fop_xf_2_i387): Ditto.
2001 (*fop_xf_3_i387): Ditto.
2003 2008-06-02 Tomas Bily <tbily@suse.cz>
2005 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2007 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2009 * config/mips/mips.c (mips_valid_offset_p): New function.
2010 (mips_valid_lo_sum_p): Likewise.
2011 (mips_classify_address): Use them.
2012 (mips_force_address): New function.
2013 (mips_legitimize_address): Use it.
2014 * config/mips/mips.md (MOVE128): New mode iterator.
2015 (movtf): Require TARGET_64BIT. Remove empty strings.
2016 (*movtf_internal): Rename to...
2017 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2018 of "R" and use {,fp}{load,store} attributes instead of "multi".
2019 Use a separate define_split.
2020 (*movtf_mips16): New pattern.
2022 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2024 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2025 * config/mips/mips.c (mips_expand_before_return): New function.
2026 (mips_expand_epilogue): Call it.
2027 * config/mips/mips.md (return): Turn into a define_expand.
2028 (*return): New insn.
2030 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2032 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2033 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2034 functions. Do not emit uses and clobbers of CONCATs; individually
2035 use and clobber their operands.
2036 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2037 gen_clobber, emit_use and gen_use.
2038 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2039 (expand_builtin_return): Likewise.
2040 * cfgbuild.c (count_basic_blocks): Likewise.
2041 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2042 * explow.c (emit_stack_restore): Likewise.
2043 * expmed.c (extract_bit_field_1): Likewise.
2044 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2045 (emit_move_multi_word, store_constructor): Likewise.
2046 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2047 (thread_prologue_and_epilogue_insns): Likewise.
2048 * lower-subreg.c (resolve_simple_move): Likewise.
2049 * optabs.c (widen_operand, expand_binop): Likewise.
2050 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2051 * reload.c (find_reloads): Likewise.
2052 * reload1.c (eliminate_regs_in_insn): Likewise.
2053 * stmt.c (expand_nl_goto_receiver): Likewise.
2054 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2055 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2056 * config/arm/arm.c (arm_load_pic_register): Likewise.
2057 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2058 * config/arm/arm.md (untyped_return): Likewise.
2059 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2060 * config/avr/avr.c (expand_prologue): Likewise.
2061 * config/bfin/bfin.c (do_unlink): Likewise.
2062 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2063 * config/cris/cris.c (cris_expand_prologue): Likewise.
2064 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2065 (machopic_legitimize_pic_address): Likewise.
2066 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2067 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2068 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2069 (ix86_expand_convert_uns_didf_sse): Likewise.
2070 (ix86_expand_vector_init_general): Likewise.
2071 * config/ia64/ia64.md (eh_epilogue): Likewise.
2072 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2073 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2074 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2075 (config/iq2000/iq2000.c): Likewise.
2076 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2077 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2078 (builtin_longjmp): Likewise.
2079 * config/mn10300/mn10300.md (call, call_value): Likewise.
2080 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2081 * config/pdp11/pdp11.md (abshi2): Likewise.
2082 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2083 * config/s390/s390.c (s390_emit_prologue): Likewise.
2084 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2085 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2086 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2087 * config/sh/sh.c (prepare_move_operands): Likewise.
2088 (output_stack_adjust, sh_expand_epilogue): Likewise.
2089 (sh_set_return_address, sh_expand_t_scc): Likewise.
2090 * config/sparc/sparc.c (load_pic_register): Likewise.
2091 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2092 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2093 * config/v850/v850.c (expand_epilogue): Likewise.
2095 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2097 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2098 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2099 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2100 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2101 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2102 stack pointer register.
2103 (output_movhi): Remove code for interrupt specific writing to the
2104 stack pointer register.
2106 2008-05-31 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/34244
2109 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2110 (tree_expr_nonzero_warnv_p): Likewise.
2111 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2112 ssa_name_nonnegative_p.
2113 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2114 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2115 not tree_expr_nonzero_warnv_p.
2117 PR tree-optimization/36262
2119 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2121 PR tree-optimization/34244
2122 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2123 (record_numbers_of_iterations): New function.
2124 (execute_vrp): Cache the numbers of iterations of loops.
2125 * tree-scalar-evolution.c (scev_reset_except_niters):
2127 (scev_reset): Use scev_reset_except_niters.
2128 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2130 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2132 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2133 __WORKAROUND_RETS when appropriate.
2135 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2138 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2140 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2141 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2142 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2143 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2144 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2145 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2146 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2147 *fop_df_1_sse insn patterns using MODEF mode iterator.
2148 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2149 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2150 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2151 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2152 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2153 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2154 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2155 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2156 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2157 (*fop_xf_5_i387): Ditto.
2158 (*fop_xf_6_i387): Ditto.
2160 2008-05-30 Richard Guenther <rguenther@suse.de>
2162 * builtins.c (build_string_literal): Avoid generating
2163 a non-gimple_val result.
2165 2008-05-30 DJ Delorie <dj@redhat.com>
2167 * exec-tool.in: Use an environment variable (private) instead of a
2168 file (shared) as a semaphore, so as to not break parallel builds.
2170 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2172 * optabs.c (maybe_encapsulate_block): Remove.
2173 (emit_libcall_block): Adjust accordingly.
2174 * optabs.h (maybe_encapsulate_block): Remove prototype.
2176 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2177 Don't use maybe_encapsulate_block.
2179 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2181 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2182 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2183 rtx is a SYMBOL_REF before calling get_pool_constant.
2185 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2187 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2189 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2191 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2192 rather than OS names to choose INO_T_EQ definition.
2193 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2194 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2196 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2199 * config/darwin-f.c: New.
2200 * config/t-darwin: Added rule to build darwin-f.o.
2201 * config.gcc: Defined new variable, fortran_target_objs.
2202 (*-*-darwin*): Set fortran_target_objs.
2203 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2204 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2205 * configure: Regenerated.
2207 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2211 canonical type if needed.
2213 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2215 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2217 2008-05-29 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/36343
2220 PR tree-optimization/36346
2221 PR tree-optimization/36347
2222 * tree-flow.h (clobber_what_p_points_to): Declare.
2223 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2224 pointed-to variable is dereferenced is irrelevant to whether
2225 the pointer can access the pointed-to variable.
2226 (clobber_what_p_points_to): New function.
2227 * tree-ssa-alias.c (set_initial_properties): Use it.
2228 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2229 call clobber check for NMTs.
2231 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2233 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2234 for printing gcov_type.
2236 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2238 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2239 and the eh region information.
2240 * value-prof.c (gimple_move_stmt_histograms): New function.
2241 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2243 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2245 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2247 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2249 * value-prof.c (tree_ic_transform): Print counts.
2250 * tree-profile.c (tree_gen_ic_func_profiler):
2251 Clear __gcov_indreict_call_callee variable to avoid misattribution
2254 2008-05-28 Rafael Espindola <espindola@google.com>
2256 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2259 2008-05-28 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/36339
2262 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2263 and clobbering code out of the loop.
2265 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2267 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2270 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2271 s390_contiguous_bitmask_p, s390_symref_operand_p,
2272 s390_check_symref_alignment, s390_reload_larl_operand,
2273 s390_reload_symref_address): New functions.
2274 (s390_branch_condition_mnemonic): Support compare and branch
2276 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2277 and 'W' constraints.
2278 (s390_secondary_reload): Add secondary reloads for unaligned
2279 symbol refs or symbol refs to floating point or QI/TI mode
2281 (legitimate_address_p): Accept symbol references as addresses.
2282 (s390_expand_insv): Use rotate and insert selected bits
2283 instruction for insv when building for z10.
2284 (print_operand_address): Handle symbol ref addresses.
2285 (print_operand): Output modifier 'c' added for signed byte values.
2286 (s390_encode_section_info): Mark symbol refs with
2287 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2289 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2290 (length attribute): RRF, RRR have 4 byte length.
2291 (FPALL, INTALL): New mode iterators added.
2292 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2293 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2294 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2295 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2296 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2297 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2298 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2299 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2301 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2302 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2303 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2304 reload<INTALL:mode><P:mode>_toreg_z10,
2305 reload<FPALL:mode><P:mode>_tomem_z10,
2306 reload<FPALL:mode><P:mode>_toreg_z10,
2307 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2308 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2309 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2310 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2312 (movmem, clrmem, cmpmem): New splitters added.
2314 * config/s390/predicates.md (larl_operand): Use
2315 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2316 SYMBOL_REF_ALIGN1_P.
2317 (s390_signed_integer_comparison,
2318 s390_unsigned_integer_comparison): New predicates.
2320 * config/s390/s390-protos.h (s390_check_symref_alignment,
2321 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2322 s390_reload_symref_address,
2323 s390_compare_and_branch_condition_mask): Prototypes added.
2325 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2326 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2327 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2329 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2331 * config/s390/s390.c (z10_cost): New cost function for z10.
2332 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2333 (s390_issue_rate): Adjust issue rate for z10.
2334 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2335 (processor_flags): Add PF_Z10.
2336 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2337 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2338 * gcc/config.gcc: Add z10.
2340 2008-05-28 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/36291
2343 * tree-flow. h (struct gimple_df): Remove var_anns member.
2344 * tree-flow-inline.h (gimple_var_anns): Remove.
2345 (var_ann): Simplify.
2346 * tree-dfa.c (create_var_ann): Simplify.
2347 (remove_referenced_var): Clear alias info from var_anns of globals.
2348 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2349 (delete_tree_ssa): Clear alias info from var_anns of globals.
2350 Do not free var_anns.
2351 (var_ann_eq): Remove.
2352 (var_ann_hash): Likewise.
2354 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2356 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2357 and loongson2f entries.
2358 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2359 * config/mips/mips.h (processor_type): Add Loongson-2E
2360 and Loongson-2F entries.
2361 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2362 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2363 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2364 * doc/invoke.texi (MIPS Options): Document loongson2e
2365 and loongson2f processor names.
2367 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/i386.c (ix86_function_arg_boundary): Use
2372 alignment of canonical type.
2373 (ix86_expand_vector_move): Check unaligned memory access for
2376 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2378 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2379 Moved to the front of file.
2381 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2382 H.J. Lu <hongjiu.lu@intel.com>
2384 * dwarf2out.c (current_fde): New.
2386 (lookup_cfa:): Likewise.
2387 (dwarf2out_end_epilogue): Likewise.
2388 (dwarf2out_note_section_used): Likewise.
2390 2008-05-27 Michael Matz <matz@suse.de>
2393 * c.opt (Wenum-compare): New warning option.
2394 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2396 2008-05-27 Michael Matz <matz@suse.de>
2399 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2401 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2402 into memory as tail calls.
2404 2008-05-27 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/36339
2407 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2408 pointers cause all addressable variables to be call clobbered.
2410 2008-05-27 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/36245
2413 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2415 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2417 * config/s390/s390.md: Replace all occurences of the 'm'
2418 constraint with 'RT'.
2420 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2422 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2424 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2426 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2427 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2428 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2430 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2432 * reload.c: (find_reloads): Skip alternatives according to the
2433 "enabled" attribute. Constify the constraint variable.
2434 * recog.c (get_attr_enabled): Add default implementation.
2435 (extract_insn): Set the alternative_enabled_p array
2436 in the recog_data struct.
2437 (preprocess_constraints, constrain_operands): Skip
2438 alternatives according to the "enabled" attribute
2439 * recog.h (struct recog_data): New field alternative_enabled_p.
2440 (skip_alternative): New inline function.
2441 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2442 (record_reg_classes): Skip alternative according to the
2443 "enabled" attribute.
2445 * doc/md.texi: Add documention for the "enabled" attribute.
2447 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2449 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2450 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2451 constraint with TARGET_MEM_CONSTRAINT.
2452 * recog.c (asm_operand_ok, preprocess_constraints,
2453 constrain_operands): Likewise.
2454 * regclass.c (record_reg_classes): Likewise.
2455 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2456 * reload1.c (maybe_fix_stack_asms): Likewise.
2457 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2458 * recog.h: Adjust comment.
2459 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2460 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2461 * doc/md.texi: Add a note to description of 'm' constraint.
2462 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2464 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2466 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2467 that the bitfield is of integral type before testing its precision.
2469 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2470 Sa Liu <saliu@de.ibm.com>
2472 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2473 __modti3, __udivti3, __umodti3 and __udivmodti4.
2474 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2475 that implement TImode mul and div functions.
2476 * config/spu/multi3.c: New. Implement __multi3.
2477 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2478 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2481 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2483 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2484 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2485 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2486 tls_sysv_suffix): New mode and mode attribute iterators.
2487 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2488 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2489 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2490 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2491 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2494 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2496 PR tree-optimization/36329
2497 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2498 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2499 * cgraphbuild.c (initialize_inline_failed): Use the latter
2500 macro in lieu of the former.
2501 * ipa-inline.c (cgraph_mark_inline): Likewise.
2502 (cgraph_decide_inlining_of_small_function): Likewise.
2503 (cgraph_decide_inlining): Likewise.
2504 (cgraph_decide_inlining_incrementally): Likewise.
2506 2008-05-26 Tristan Gingold <gingold@adacore.com>
2507 Anatoly Sokolov <aesok@post.ru>
2509 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2510 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2511 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2512 optimization for 'avr6' architecture.
2514 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2517 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2519 2008-05-26 Richard Guenther <rguenther@suse.de>
2521 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2522 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2524 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2527 * caller-save.c (insert_restore): Verify alignment of spill space.
2528 (insert_save): Likewise.
2529 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2530 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2531 (STACK_SLOT_ALIGNMENT): Likewise.
2532 * function.c (LOCAL_ALIGNMENT): Removed.
2533 (get_stack_local_alignment): New.
2534 (assign_stack_local): Use it. Set alignment on stack slot.
2535 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2536 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2537 (STACK_SLOT_ALIGNMENT): New.
2538 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2539 stack slot in XFmode.
2541 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2543 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2546 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2547 argument operand in rax isn't removed.
2549 2008-05-26 Richard Guenther <rguenther@suse.de>
2552 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2553 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2555 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2558 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2560 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2562 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2563 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2565 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2567 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2568 build a trampoline if we don't want one.
2569 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2570 return zero for nested functions if we don't want a trampoline.
2572 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2574 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2576 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2579 * c.opt: Removed undocumented option '-lang-fortran'.
2580 * c-common.h: Removed global variable 'lang_fortran'.
2581 * c-opts.c (c_common_handle_option): Removed code to handle
2582 option '-lang-fortran'. Updated includes.
2583 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2584 definition of '__GFORTRAN__'.
2585 (define__GNUC__): Reimplemented to use BASEVER and
2586 cpp_define_formatted.
2587 (builtin_define_with_value_n): Removed.
2588 * c-incpath.h: Renamed to ...
2589 * incpath.h: ... this.
2590 * c-incpath.c: Renamed to ...
2591 * incpath.c: ... this. Updated includes.
2592 * fix-header.c: Updated includes.
2593 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2594 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2595 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2597 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2599 * tree.h: Update the table of flags used on tree nodes.
2600 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2601 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2602 (FORCED_LABEL): Add access check.
2603 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2604 (ASM_INPUT_P): Likewise.
2605 (ASM_VOLATILE_P): Likewise.
2606 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2607 (OMP_SECTION_LAST): Access private_flag directly.
2608 (OMP_RETURN_NOWAIT): Likewise.
2609 (OMP_PARALLEL_COMBINED): Likewise.
2610 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2611 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2612 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2613 deprecated_flag directly.
2615 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2617 * final.c (frame_pointer_needed): Removed.
2618 * flags.h (frame_pointer_needed): Likewise.
2620 * function.h (rtl_data): Add frame_pointer_needed.
2621 (frame_pointer_needed): New.
2623 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2625 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2627 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2629 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2632 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2634 * c-common.c (strip_array_types): Move function to..
2636 (get_inner_array_type): Delete.
2637 * c-common.h (strip_array_types): Move declaration to..
2639 (get_inner_array_type): Delete.
2640 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2641 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2642 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2643 * config/pa/pa.c (emit_move_sequence): Likewise.
2645 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2650 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2652 * function.c: Include target hook for nonlocal_goto frame value.
2654 2008-05-24 Richard Guenther <rguenther@suse.de>
2656 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2657 variable can be only accessed through a pointer or a union.
2659 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2661 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2662 * doc/extend.texi: Likewise.
2664 2008-05-23 DJ Delorie <dj@redhat.com>
2666 * config/m32c/jump.md (untyped_call): Add.
2668 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2670 (m32c_address_cost): Detail costs for indirect offsets.
2672 2008-05-23 Rafael Espindola <espindola@google.com>
2674 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2675 if a node is a SUBREG.
2676 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2679 2008-05-23 Paul Brook <paul@codesourcery.com>
2680 Carlos O'Donell <carlos@codesourcery.com>
2682 * doc/extend.texi: Clarify use of __attribute__((naked)).
2683 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2684 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2685 * function.c (use_register_for_decl): Use
2686 targetm.calls.allocate_stack_slots_for_args.
2687 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2688 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2689 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2691 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2693 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2695 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2697 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2698 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2699 is only rounded once.
2701 2008-05-23 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2705 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2706 Jakub Jelinek <jakub@redhat.com>
2709 * configure.ac: Handle --enable-cld.
2710 * configure: Regenerated.
2711 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2712 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2713 (ix86_current_function_needs_cld): New define.
2714 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2715 (cld): New isns pattern.
2716 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2717 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2718 * config/i386/i386.opt (mcld): New option.
2719 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2720 TARGET_CLD and ix86_current_function_needs_cld.
2721 (override_options): Use -mcld by default for 32-bit code if
2724 * doc/install.texi (Options specification): Document --enable-cld.
2725 * doc/invoke.texi (Machine Dependent Options)
2726 [i386 and x86-64 Options]: Add -mcld option.
2727 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2729 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2730 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2731 (return_in_memory_64): Likewise.
2732 (return_in_memory_ms_64): Likewise.
2734 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2737 * builtins.c (fold_builtin_fpclassify): New.
2738 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2739 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2740 * c-common.c (handle_type_generic_attribute): Adjust to accept
2741 fixed arguments before an elipsis.
2742 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2743 * doc/extend.texi: Document __builtin_fpclassify.
2745 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2747 * omp-low.c (gate_expand_omp_ssa): Remove.
2748 (pass_expand_omp_ssa): Remove.
2749 (gate_expand_omp): Do not check for flag_openmp_ssa.
2750 * common.opt (-fopenmp-ssa): Remove.
2751 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2753 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2755 * config/sh/sh.opt (mfixed-range): New option.
2756 * config/sh/sh-protos.h (sh_fix_range): Declare.
2757 * config/sh/sh.c (sh_fix_range): New function.
2758 * config/sh/sh.h (sh_fixed_range_str): Declare.
2759 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2761 * doc/invoke.texi (SH Options): Document -mfixed-range.
2763 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2765 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2766 it before the redeclaration.
2768 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2770 * config/avr/avr.c (get_sequence_length): Add new function.
2771 (expand_prologue, expand_epilogue): Remove duplicate code.
2773 2008-05-22 Rafael Espindola <espindola@google.com>
2775 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2778 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2780 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2781 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2783 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2784 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2785 (vect_update_misalignment_for_peel): Likewise.
2786 (vector_alignment_reachable_p): Likewise.
2787 * tree-vect-transform.c (vectorizable_load): Likewise.
2788 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2789 (get_vectype_for_scalar_type): Pass mode of scalar_type
2790 to UNITS_PER_SIMD_WORD.
2792 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2793 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2794 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2795 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2796 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2798 2008-05-22 Ira Rosen <irar@il.ibm.com>
2800 PR tree-optimization/36293
2801 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2802 if the first load must be skipped because of a gap.
2804 2008-05-22 Richard Guenther <rguenther@suse.de>
2806 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2807 more cases of offset disambiguation that is possible if
2808 strict-aliasing rules apply.
2809 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2810 for basic offset and type-based disambiguation.
2812 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2814 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2815 ix86_expand_vector_set on V16QImode for SSE4.1.
2817 2008-05-21 Tom Tromey <tromey@redhat.com>
2819 * c.opt (Wimport): Mark as undocumented.
2820 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2822 (Warning Options): Likewise.
2823 * doc/cppopts.texi: Don't mention -Wimport.
2825 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2827 PR tree-optimization/36287
2828 PR tree-optimization/36286
2829 * lambda-code.c (build_access_matrix): Do not use the loop->num
2830 for computing the number of induction variables: use the loop depth
2833 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2836 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2837 option -f(no-)leading-underscore.
2839 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2841 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2842 GET_MODE_NUNITS (mode).
2844 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2846 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2847 (-mmulhw): Add 464 to description.
2848 (-mdlmzb): Likewise.
2849 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2850 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2852 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2853 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2854 * config/rs6000/rs6000.md: Update comments for 464.
2856 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2858 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2860 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/sse.md (vec_extractv4sf): Removed.
2863 (vec_extractv2df): Likewise.
2864 (vec_extractv2di): Likewise.
2865 (vec_extractv4si): Likewise.
2866 (vec_extractv8hi): Likewise.
2867 (vec_extractv16qi): Likewise.
2868 (vec_extract<mode>): New.
2870 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2872 * config/i386/sse.md (vec_setv4sf): Removed.
2873 (vec_setv2df): Likewise.
2874 (vec_setv2di): Likewise.
2875 (vec_setv4si): Likewise.
2876 (vec_setv8hi): Likewise.
2877 (vec_setv16qi): Likewise.
2878 (vec_set<mode>): New.
2880 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2882 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2883 goto for vec_concat and vec_interleave.
2885 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2887 * config/i386/sse.md (vec_initv4sf): Removed.
2888 (vec_initv2df): Likewise.
2889 (vec_initv2di): Likewise.
2890 (vec_initv4si): Likewise.
2891 (vec_initv8hi): Likewise.
2892 (vec_initv16qi): Likewise.
2893 (vec_init<mode>): New.
2895 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2897 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2899 2008-05-21 Tom Tromey <tromey@redhat.com>
2901 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2902 (zone_find_object_offset): Likewise.
2903 (gt_ggc_m_S): Likewise.
2904 (highest_bit): Likewise.
2905 * ggc-page.c (gt_ggc_m_S): New function.
2906 * stringpool.c (string_stack): Remove.
2907 (init_stringpool): Update.
2908 (ggc_alloc_string): Use ggc_alloc.
2909 (maybe_delete_ident): New function.
2910 (ggc_purge_stringpool): Likewise.
2911 (gt_ggc_m_S): Remove.
2912 * ggc-common.c (ggc_protect_identifiers): New global.
2913 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2914 ggc_protect_identifiers.
2915 * ggc.h (ggc_protect_identifiers): Declare.
2916 (gt_ggc_m_S): Update.
2917 (ggc_purge_stringpool): Declare.
2918 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2919 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2921 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2923 2008-05-21 David S. Miller <davem@davemloft.net>
2925 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2928 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2930 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2933 2008-05-20 David Daney <ddaney@avtrex.com>
2935 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2936 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2937 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2938 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2939 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2940 (atomic_hiqi_op): New define_code_iterator.
2941 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2942 mips_expand_compare_and_swap_12.
2943 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2944 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2945 (sync_<optab><mode>, sync_old_<optab><mode>,
2946 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2947 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2948 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2949 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2950 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2951 (test_and_set_12): New insn.
2952 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2953 sync_new_<optab><mode>, sync_old_nand<mode>,
2954 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2955 clobber to operand 0 for SI and DI mode insns.
2956 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2957 mips_gen_fn_4): New typedefs.
2958 (mips_gen_fn_ptrs): Define new union type.
2959 (mips_expand_compare_and_swap_12): Remove declaration.
2960 (mips_expand_atomic_qihi): Declare function.
2961 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2962 (mips_expand_atomic_qihi): ... this. Use new generator function
2964 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2965 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2966 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2967 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2968 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2969 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2970 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2971 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2972 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2973 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2976 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2978 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2981 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2983 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2984 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2985 (avr_attribute_table): Add 'OS_main' function attribute.
2986 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2987 functions with 'OS_main' attribute.
2989 2008-05-20 Richard Guenther <rguenther@suse.de>
2991 PR tree-optimization/35204
2992 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2993 helper, split out from ...
2994 (DFS): ... here. Make the DFS walk non-recursive.
2996 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2997 Jan Sjodin <jan.sjodin@amd.com>
2999 PR tree-optimization/36181
3000 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3001 (parallelize_loops): Don't parallelize when the loop has vector
3004 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3005 Sebastian Pop <sebastian.pop@amd.com>
3007 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3008 matrix, and never look at the tree representation of the memory
3010 (linear_transform_loops): Computes parameters and access matrices.
3011 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3013 (access_matrix_get_index_for_parameter): New.
3014 * tree-data-ref.h (struct access_matrix): New.
3015 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3016 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3017 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3018 am_vector_index_for_loop): New.
3019 (struct data_reference): Add field access_matrix.
3020 (DR_ACCESS_MATRIX): New.
3021 (compute_data_dependences_for_loop): Update declaration.
3022 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3023 * lambda.h (lambda_vector_vec_p): Declared.
3024 * lambda-code.c: Depend on pointer-set.h.
3025 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3026 av_for_af_base, av_for_af, build_access_matrix,
3027 lambda_compute_access_matrices): New.
3028 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3030 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3032 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3035 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3036 Sebastian Pop <sebastian.pop@amd.com>
3038 PR tree-optimization/36206
3039 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3041 (instantiate_scev_1): Rename flags to fold_conversions.
3042 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3043 outeside instantiation_loop.
3044 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3045 (evolution_function_is_affine_or_constant_p): Removed.
3046 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3048 (analyze_siv_subscript): Pass in the loop nest number.
3049 Call evolution_function_is_affine_in_loop instead of
3050 evolution_function_is_affine_p.
3051 (analyze_overlapping_iterations): Pass in the loop nest number.
3053 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3054 Sebastian Pop <sebastian.pop@amd.com>
3056 PR tree-optimization/36206
3057 * tree-chrec.h (chrec_fold_op): New.
3058 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3061 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3063 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3065 (remove_duplicates): Do not set inode on non-inode systems.
3068 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3070 * config.gcc (tm_file): Update comments about relative pathnames.
3072 2008-05-20 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3075 * tree-ssa-sccvn.c (process_scc): Likewise.
3076 * tree-ssa-sink.c (execute_sink_code): Likewise.
3077 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3078 * tree-vrp.c (process_assert_insertions): Likewise.
3079 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3080 (perform_tree_ssa_dce): Likewise.
3081 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3082 (dump_dominator_optimization_stats): Likewise.
3083 * tree-vectorizer.c (vectorize_loops): Likewise.
3085 2008-05-20 Richard Guenther <rguenther@suse.de>
3087 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3089 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3091 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3092 (ix86_i386elf_return_in_memory): Likewise.
3093 (ix86_i386interix_return_in_memory): Likewise.
3094 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3095 (SUBTARGET_RETURN_IN_MEMORY): New.
3096 * config/i386/i386elf.h: Likewise.
3097 * config/i386/ptx4-i.h: Likewise.
3098 * config/i386/sol2-10.h: Likewise.
3099 * config/i386/sysv4.h: Likewise.
3100 * config/i386/vx-common.h: Likewise.
3101 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3102 * config/i386/i386.c (ix86_return_in_memory): Made static and
3103 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3104 (ix86_i386elf_return_in_memory): Removed.
3105 (ix86_i386interix_return_in_memory): Removed.
3106 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3107 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3109 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3111 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3113 2008-05-19 Xinliang David Li <davidxl@google.com>
3115 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3117 * common.opt: Ditto.
3118 * doc/invoke.texi: Ditto.
3120 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3122 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3123 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3125 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3127 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3128 sizes of operand array from 8/4 to 4/2.
3129 (ix86_expand_vector_init_general): Change size of operand array
3130 from 32 to 16. Remove op0, op1 and half_mode.
3132 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3134 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3135 (ix86_expand_vector_init_interleave): Likewise.
3136 (ix86_expand_vector_init_general): Use them. Assert
3137 word_mode == SImode when n_words == 4.
3139 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/i386.c (ix86_secondary_reload): New static function.
3142 (TARGET_SECONDARY_RELOAD): New define.
3143 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3144 * config/i386/i386.md (reload_outqi): Remove.
3146 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3149 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3150 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3151 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3152 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3153 (fold_builtin_1): Likewise.
3154 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3155 c-common.c (check_builtin_function_arguments): Handle
3156 BUILT_IN_ISINF_SIGN.
3157 * doc/extend.texi: Document __builtin_isinf_sign.
3158 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3160 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3163 EH cleanup at the end of the pass, search for those that have been
3164 turned into forwarder blocks and do the cleanup on their successor.
3166 2008-05-18 Richard Guenther <rguenther@suse.de>
3168 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3169 pointers to sizetype and vice versa.
3171 2008-05-18 Xinliang David Li <davidxl@google.com>
3173 * gcc/tree-ssa-dce.c: Coding style fix.
3174 (check_pow): Documentation comment.
3175 (check_log): Documenation comment. Coding style fix.
3176 (is_unnecessary_except_errno_call): Ditto.
3177 (gen_conditions_for_pow): Ditto.
3178 (gen_conditions_for_log): Ditto.
3179 (gen_shrink_wrap_conditions): Ditto.
3180 (shrink_wrap_one_built_in_calls): Ditto.
3181 * gcc/doc/invoke.texi: Better documentation string.
3182 * ChangeLog: Fix wrong change log entries from
3183 May 17 checkin on function call DCE.
3185 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3187 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3189 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3191 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3192 * df-problems.c (simulation routines): Fixed block comment to
3193 properly say how to add forwards scanning functions.
3195 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3197 * tree-inline.c (setup_one_parameter): Remove dead code.
3199 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3201 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3202 a BIT_AND_EXPR only for an INTEGER_TYPE.
3204 2008-05-17 Xinliang David Li <davidxl@google.com>
3206 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3207 (check_pow, check_log, is_unnecessary_except_errno_call): New
3208 functions to check for eliminating math functions that are pure
3209 except for setting errno.
3210 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3211 general condition expressions for shrink-wrapping pow/log calls.
3212 (gen_shrink_wrap_conditions): Ditto.
3213 (shrink_wrap_one_built_in_call): Ditto.
3214 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3215 (mark_operand_necessary): If debugging, output if OP is necessary.
3216 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3218 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3220 * gcc/common.opt: New user flag -ftree-builtin-dce.
3221 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3223 2008-05-16 David S. Miller <davem@davemloft.net>
3225 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3226 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3228 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3233 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3235 * ifcvt.c (dead_or_predicable): Rename
3236 df_simulate_one_insn_backwards to df_simulate_one_insn.
3237 * recog.c (peephole2_optimize): Ditto.
3238 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3240 * df.h: Rename df_simulate_one_insn_backwards to
3241 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3242 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3243 scanning of defs and uses.
3244 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3245 (df_simulate_one_insn_forwards): Removed.
3247 2008-05-16 Doug Kwan <dougkwan@google.com>
3249 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3251 (real_from_string): Handle NaNs and Inf as approriate.
3253 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3255 * doc/gty.texi (Source Files Containing Type Information): Note
3256 that headers should appear first in the gtfiles list.
3258 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3260 * tree.def (COND_EXEC): Properly documented this code.
3262 2008-05-16 Diego Novillo <dnovillo@google.com>
3264 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3265 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3268 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3270 * tree-ssa-dse (max_stmt_uid): Removed.
3271 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3272 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3273 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3274 * function.h (cfun.last_stmt_uid): New field.
3275 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3276 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3278 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3279 (create_stmt_ann): Initialize the ann->uid field.
3280 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3282 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3284 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3286 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3287 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3288 (init_empty_tree_cfg): Call it.
3290 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3292 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3295 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3297 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3298 * tree-dump.c (dump_options): New verbose option.
3299 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3301 * tree-pass.h (TDF_VERBOSE): New dump flag.
3302 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3303 (tree-flow.h): Added include.
3304 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3306 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3308 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3310 From Jie Zhang <jie.zhang@analog.com>
3311 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3312 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3313 mcpu=bf561-none and mcpu=bf561-0.2.
3314 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3315 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3316 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3317 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3318 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3319 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3320 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3322 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3323 (cputype_selected): Remove.
3324 (bfin_handle_option): Don't use cputype_selected.
3325 (override_options): When no mcpu option, enable all workarounds.
3326 Don't use bfin_workarounds.
3327 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3329 (DEFAULT_CPU_TYPE): Don't define.
3331 2008-05-16 Richard Guenther <rguenther@suse.de>
3333 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3334 on deletion of the last stmt.
3336 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3338 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3339 V8HImode for SSE2 and V16QImode for SSE4.1.
3341 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3343 * cgraph.h (compute_inline_parameters): Made public.
3344 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3345 variable_generate_summary, function_write_summary,
3346 variable_write_summary, variable_read_summary. Added generate_summary,
3347 write_summary, read_summary.
3348 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3349 pass_ipa_inline.function_generate_summary, to
3350 compute_inline_parameters.
3351 * ipa-inline.c (compute_inline_parameters): Made public and added
3353 (compute_inline_parameters_for_current): New function.
3354 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3355 (inline_generate_summary): Removed parameter and made to loop over
3357 (pass_ipa_inline): Updated for new IPA_PASS structure.
3358 * passes.c (execute_ipa_summary_passes): Now is called once per
3359 pass rather than once per node*pass.
3361 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3363 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3364 avr_have_mul_p, avr_asm_only_p): Remove variables.
3365 (avr_override_options): Remove initialization of removed variables.
3366 (avr_file_start): Convert removed variables to fields of
3367 'struct base_arch_s *avr_current_arch'.
3368 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3369 (AVR_HAVE_MUL): (Ditto.).
3370 (AVR_HAVE_MOVW): (Ditto.).
3371 (AVR_HAVE_LPMX): (Ditto.).
3372 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3373 avr_asm_only_p): Remove declaration.
3375 2008-05-15 Diego Novillo <dnovillo@google.com>
3377 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3378 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3380 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3383 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3384 Don't call record_truncated_value from here.
3385 (record_truncated_value): Turn it into a for_each_rtx callback.
3386 (record_truncated_values): New function.
3387 (combine_instructions): Call note_uses with record_truncated_values.
3388 Change name of check_conversion to check_promoted_subreg.
3390 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3392 * doc/sourcebuild.texi: Document support for torture tests.
3394 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3396 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3397 to alternative 4 of operand 2.
3399 2008-05-15 Richard Guenther <rguenther@suse.de>
3401 * tree-pass.h (current_pass): Declare.
3402 (get_pass_for_id): Likewise.
3403 * passes.c (passes_by_id, passes_by_id_size): New globals.
3404 (set_pass_for_id): New function.
3405 (get_pass_for_id): Likewise.
3406 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3407 (execute_function_todo): Flush per function statistics.
3408 * toplev.c (compile_file): Init statistics.
3409 (general_init): Do early statistics initialization.
3410 (finalize): Finish statistics.
3411 * statistics.h (statistics_early_init): Declare.
3412 (statistics_init): Likewise.
3413 (statistics_fini): Likewise.
3414 (statistics_fini_pass): Likewise.
3415 (statistics_counter_event): Likewise.
3416 (statistics_histogram_event): Likewise.
3417 * statistics.c: New file.
3418 * Makefile.in (OBJS-common): Add statistics.o.
3419 (statistics.o): Add dependencies.
3420 * doc/invoke.texi (-fdump-statistics): Document.
3422 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3424 (execute_pre): Use statistics_counter_event.
3425 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3426 (substitute_and_fold): Increment it. Use statistics_counter_event.
3428 2008-05-15 Diego Novillo <dnovillo@google.com>
3430 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3432 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3433 * tree-ssa-alias.c (new_type_alias): Remove references to
3434 sub-variables from comment.
3435 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3437 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3439 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3440 attribute to 1 only for insertps alternative.
3442 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3444 * config/bfin/bfin.md (loadbytes): New pattern.
3445 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3446 (bfin_init_builtins): Initialize it.
3447 (bdesc_1arg): Add it.
3449 2008-05-15 Sa Liu <saliu@de.ibm.com>
3451 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3452 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3453 * testsuite/lib/target-supports.exp: Add
3454 check_effective_target_fortran_integer_16.
3456 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3458 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3459 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3460 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3461 (TARGET_RETURN_IN_MEMORY): Define.
3463 2008-05-15 Richard Guenther <rguenther@suse.de>
3466 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3467 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3468 represent unmodifiable vars.
3470 2008-05-15 Richard Guenther <rguenther@suse.de>
3472 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3473 INDIRECT_REF and TARGET_MEM_REF.
3474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3477 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3478 H.J. Lu <hongjiu.lu@intel.com>
3480 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3481 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3482 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3483 insn alternatives. Add missing alternatives.
3484 (*vec_concatv2di_rex64_sse4_1): Likewise.
3485 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3486 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3489 2008-05-15 Richard Guenther <rguenther@suse.de>
3491 PR tree-optimization/36009
3492 PR tree-optimization/36204
3493 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3494 (determine_invariantness_stmt): Record the loop a store is
3496 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3499 2008-05-15 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/34330
3502 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3503 through the pointer will alias the SMT.
3505 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3507 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3509 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3511 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3513 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3514 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3516 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3517 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3518 (vashl_optab): New optab for vector/vector shifts.
3519 (vashr_optab): Ditto.
3520 (vlshr_optab): Ditto.
3521 (vrotl_optab): Ditto.
3522 (vrotr_optab): Ditto.
3523 (optab_subtype): New enum for optab_for_tree_code call.
3524 (optab_for_tree_code): Add enum optab_subtype argument.
3526 * optabs.c (optab_for_tree_code): Take an additional argument to
3527 distinguish between a vector shift by a scalar and vector shift by
3528 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3529 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3530 vector shift by a vector.
3531 (expand_widen_pattern_expr): Pass additional argument to
3532 optab_for_tree_code.
3534 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3535 vrotl_optab, vrotr_optab.
3537 * expr.c (expand_expr_real_1): Update calls to
3538 optab_for_tree_code to distinguish between vector shifted by a
3539 scalar and vector shifted by a vector.
3540 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3541 (supportable_narrowing_operation): Ditto.
3542 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3543 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3544 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3545 (vect_create_epilog_for_reduction): Ditto.
3546 (vectorizable_reduction): Ditto.
3547 (vectorizable_operation): Ditto.
3548 (vect_strided_store_supported): Ditto.
3549 (vect_strided_load_supported): Ditto.
3550 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3551 * expmed.c (expand_shift): Ditto.
3553 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3555 (ashr@var{m}3): Ditto.
3556 (vashl@var{m}3): Document new vector/vector shift standard name.
3557 (vashr@var{m}3): Ditto.
3558 (vlshr@var{m}3): Ditto.
3559 (vrotl@var{m}3): Ditto.
3560 (vrotr@var{m}3): Ditto.
3562 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3563 (PPERM_INVERT): Ditto.
3564 (PPERM_REVERSE): Ditto.
3565 (PPERM_REV_INV): Ditto.
3566 (PPERM_ZERO): Ditto.
3567 (PPERM_ONES): Ditto.
3568 (PPERM_SIGN): Ditto.
3569 (PPERM_INV_SIGN): Ditto.
3570 (PPERM_SRC1): Ditto.
3571 (PPERM_SRC2): Ditto.
3573 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3574 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3575 allows a memory operand to be the value being added, and split it
3576 to improve vectorization.
3577 (sse5_pmacsdqh_mem): Ditto.
3578 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3579 (sse5_mulv2div2di3_high): Ditto.
3580 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3581 (vec_pack_trunc_v4si): Ditto.
3582 (vec_pack_trunc_v2di): Ditto.
3583 (sse5_pcmov_<mode>): Remove code that tried to use use
3584 andps/andnps instead of pcmov.
3585 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3586 pmacsdqh instructions.
3587 (vec_widen_smult_lo_v4si): Ditto.
3589 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3590 (PPERM_INVERT): Ditto.
3591 (PPERM_REVERSE): Ditto.
3592 (PPERM_REV_INV): Ditto.
3593 (PPERM_ZERO): Ditto.
3594 (PPERM_ONES): Ditto.
3595 (PPERM_SIGN): Ditto.
3596 (PPERM_INV_SIGN): Ditto.
3597 (PPERM_SRC1): Ditto.
3598 (PPERM_SRC2): Ditto.
3599 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3601 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3603 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3604 says ignore whether the last reference is a memory operand.
3606 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3607 Paolo Bonzini <bonzini at gnu dot org>
3609 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3612 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3613 (vlshr<mode>3): Rename from vlshr<mode>3.
3614 (vashr<mode>3): Rename from vashr<mode>3.
3615 (mulv4sf3): Change the names of vector shift patterns.
3619 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3622 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3647 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3648 (floatunssidf2_internal): Change vector/vector shift names.
3649 (floatunsdidf2_internal): Ditto.
3656 (vashl<mode>3): Rename from ashl<mode>3.
3657 (vashr<mode>3): Rename from ashr<mode>3.
3658 (vlshr<mode>3): Rename from lshr<mode>3.
3659 (vrotl<mode>3): Rename from rotl<mode>3.
3661 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3664 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3665 multiply gives the wrong value when doing widening multiplies.
3666 (vec_widen_smult_lo_v4si): Ditto.
3668 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3670 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3671 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3672 emit_library_call_value.
3673 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3674 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3675 * calls.c (initialize_argument_information, precompute_arguments,
3676 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3677 (precompute_arguments): Removed flags parameter.
3678 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3680 2008-05-14 Richard Guenther <rguenther@suse.de>
3682 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3683 Make sure to register the store if the use is a PHI_NODE.
3685 2008-05-14 Olivier Hainque <hainque@adacore.com>
3687 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3688 memory if the component is to be referenced in BLKmode according
3689 to get_inner_reference.
3691 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3693 * calls.c (emit_library_call_value_1): Restore code clearing
3694 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3696 2008-05-14 Olivier Hainque <hainque@adacore.com>
3697 Nicolas Roche <roche@adacore.com>
3699 * configure.ac: Add support for a "gcc_subdir" variable in
3700 config-lang.in, to denote a subdirectory where the language/GCC
3701 integration files are to be found.
3702 * configure: Regenerate.
3704 2008-05-14 Ira Rosen <irar@il.ibm.com>
3706 PR tree-optimization/36098
3707 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3708 value for the first load in the group in case of a gap.
3709 (vect_build_slp_tree): Check that there are no gaps in loads.
3711 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3713 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3714 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3715 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3716 emit_insn and remove unneeded code to construct extra args.
3717 (emit_no_conflict_block): Removed.
3718 * optabls.h: (emit_no_conflict_block): Removed.
3719 * cse.c (cse_extended_basic_block): Remove search for
3720 REG_NO_CONFLICT note.
3721 * global.c: Removed incorrect comment added in revision 117.
3722 * expr.c (convert_move): Change call to emit_no_conflict_block to
3724 * recog.c: Change comments so that they do not mention
3726 * local_alloc.c (combine_regs): Removed last parameter.
3727 (no_conflict_p): Removed.
3728 (block_alloc): Removed note, no_conflict_combined_regno and set
3729 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3730 (combine_regs): Removed already_dead and code to look for
3731 REG_NO_CONFLICT notes.
3732 * lower_subreg (remove_retval_note): Removed code to look for
3733 REG_NO_CONFLICT block.
3734 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3735 (resolve_clobber): Remove code to process libcalls that have
3736 REG_NO_CONFLICT notes.
3737 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3739 * combine.c (can_combine_p, distribute_notes): Removed
3740 REG_NO_CONFLICT case.
3741 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3743 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3744 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3746 * reg-notes.def (NO_CONFLICT): Removed.
3748 2008-05-14 David S. Miller <davem@davemloft.net>
3750 * config/sparc/sparc.c (sparc_profile_hook): If
3751 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3752 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3753 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3755 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3757 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3759 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3763 and op1 expansion before vector concat to have less live pseudos.
3765 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3768 ix86_expand_vector_set if supported.
3770 2008-05-13 Diego Novillo <dnovillo@google.com>
3771 Kenneth Zadeck <zadeck@naturalbridge.com>
3773 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3775 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3776 phinodes_print_statistics, init_ssanames, fini_ssanames,
3777 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3778 release_ssa_name, release_defs, replace_ssa_name_symbol,
3779 ssanames_print_statistics): Move ...
3780 * tree-flow.h: ... here.
3781 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3782 Use FN instead of cfun.
3783 (make_ssa_name_fn): Rename from make_ssa_name.
3784 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3785 * tree-flow-inline.h (make_ssa_name): Move from
3786 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3787 * omp-low.c (expand_omp_parallel):
3788 * tree-flow-inline.h (redirect_edge_var_map_result):
3789 * tree-ssa.c (init_tree_ssa): Add argument FN.
3790 Use it instead of cfun. Update all users.
3792 2008-05-13 Tom Tromey <tromey@redhat.com>
3794 PR preprocessor/22168:
3795 * doc/cpp.texi (Top): Update menu.
3796 (Alternatives to Wrapper #ifndef): New node.
3797 (Other Directives): Document deprecation.
3798 (Obsolete Features): Remove menu.
3799 (Assertions): Merge node into Obsolete Features.
3800 (Obsolete once-only headers): Move earlier; rename to Alternatives
3802 * doc/cppopts.texi: Update.
3803 * c.opt (Wdeprecated): Enable for C and ObjC.
3804 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3805 (C++ Dialect Options): Move -Wno-deprecated from here to...
3806 (Warning Options): ... here.
3808 2008-05-13 Richard Guenther <rguenther@suse.de>
3811 * fold-const.c (fold_sign_changed_comparison): Do not allow
3812 changes in pointer-ness.
3814 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3817 * config/sh/sh.c (sh_expand_prologue): Don't clear
3818 RTX_FRAME_RELATED_P for push insns.
3820 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3822 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3824 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3826 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3827 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3828 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3830 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3832 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3833 (*vec_concatv4sf_sse): This.
3834 (*sse2_concatv2si): Renamed to ...
3835 (*vec_concatv2si_sse2): This.
3836 (*sse1_concatv2si): Renamed to ...
3837 (*vec_concatv2si_sse): This.
3838 (*vec_concatv2di_rex): Renamed to ...
3839 (*vec_concatv2di_rex64): This.
3840 (*vec_concatv2si_sse4_1): New.
3841 (*vec_concatv2di_rex64_sse4_1): Likewise.
3843 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3845 PR rtl-optimization/36111
3846 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3847 that was created for swappable operands.
3849 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3852 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3853 * configure.ac: Add call to ACX_PROG_GNAT.
3855 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3857 * optc-gen.awk: Fix comment typo.
3859 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3861 * pretty-print.c (pp_integer_with_precision): Use
3862 HOST_LONG_LONG_FORMAT.
3864 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3866 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3868 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3870 * config/i386/i386.c (bdesc_ptest): Removed.
3871 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3872 (bdesc_args): Add __builtin_ia32_ptestz128,
3873 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3874 (ix86_init_mmx_sse_builtins): Updated.
3875 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3876 (ix86_expand_builtin): Updated.
3878 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3880 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3881 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3883 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3885 * value-prof.c (interesting_stringop_to_profile): Do not
3886 return early for BUILT_IN_MEMPCPY.
3888 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3890 * calls.c (expand_call): Don't use callgraph to increase
3891 preferred_stack_boundary.
3893 * cgraph.h (cgraph_rtl_info): Use unsigned on
3894 preferred_incoming_stack_boundary.
3896 * final.c (rest_of_clean_state): Use unsigned on
3897 preferred_stack_boundary.
3899 2008-05-09 Tom Tromey <tromey@redhat.com>
3901 PR preprocessor/22231:
3902 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3905 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3907 PR tree-optimization/36129
3908 * tree-ssa-ccp.c: Include value-prof.h.
3909 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3910 built-in function was folded to a constant.
3911 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3913 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3914 Sebastian Pop <sebastian.pop@amd.com>
3916 * tree-scalar-evolution.c: Document instantiate_scev.
3917 (instantiate_parameters_1): Renamed instantiate_scev_1.
3918 Don't use the same loop for instantiation_loop and evolution_loop.
3919 (instantiate_scev): New.
3920 (instantiate_parameters): Moved...
3921 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3922 same loop twice. Maintains the semantics for this function.
3923 * tree-scalar-evolution.h (instantiate_scev): Declare.
3924 (instantiate_parameters): ...here. Now static inline.
3925 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3926 instead of resolve_mixers.
3928 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3930 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3932 2008-05-09 Tomas Bily <tbily@suse.cz>
3934 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3935 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3936 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3937 * c-common.c (c_common_truthvalue_conversion): Likewise.
3938 * tree-object-size.c (compute_object_offset): Likewise.
3939 * tree-inline.c (estimate_num_insns_1): Likewise.
3940 * varasm.c (const_hash_1, compare_constant, copy_constant)
3941 (compute_reloc_for_constant, output_addressed_constants)
3942 (initializer_constant_valid_p): Likewise.
3943 * c-omp.c (check_omp_for_incr_expr): Likewise.
3944 * gimplify.c (gimplify_expr): Likewise.
3945 * c-typeck.c (c_finish_return): Likewise.
3946 * tree-vectorizer.c (supportable_widening_operation)
3947 (supportable_narrowing_operation): Likewise.
3948 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3949 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3950 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3951 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3952 (descr_info_loc): Likewise.
3953 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3954 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3955 (fold_unary): Likewise.
3956 * builtins.c (get_pointer_alignment): Likewise.
3957 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3958 (instantiate_parameters_1): Likewise.
3959 * tree.c (expr_align, stabilize_reference): Likewise.
3960 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3961 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3962 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3963 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3964 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3965 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3967 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3968 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3969 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3970 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3971 (forward_propagate_comparison)
3972 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3973 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3974 * emit-rtl.c (component_ref_for_mem_expr)
3975 (set_mem_attributes_minus_bitpos): Likewise.
3976 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3977 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3979 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3980 (build_function_call, pointer_diff, build_compound_expr)
3981 (c_finish_return): Likewise.
3982 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3983 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3985 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3986 * expr.c (is_aligning_offset): Likewise.
3987 * tree-ssa-alias.c (is_escape_site): Likewise.
3988 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3989 (check_all_va_list_escapes): Likewise.
3990 * tree-ssa-loop-ivopts.c (determine_base_object)
3991 (determine_common_wider_type): Likewise.
3992 * dojump.c (do_jump): Likewise.
3993 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3994 * tree-gimple.c (is_gimple_cast): Likewise.
3995 * fold-const.c (decode_field_reference, )
3996 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3997 (fold_binary): Likewise.
3998 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3999 (already_warned_in_frontend_p): Likewise.
4000 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4001 * tree.c (really_constant_p, get_unwidened): Likewise.
4002 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4003 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4004 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4006 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4008 (CONVERT_EXPR_P): Define.
4009 (CASE_CONVERT): Define.
4011 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4014 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4015 (delete_unmarked_insns): When deleting a call, call
4016 delete_unreachable_blocks.
4017 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4018 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4020 2008-05-08 Richard Guenther <rguenther@suse.de>
4022 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4023 (-ftree-salias): Likewise.
4024 (salias-max-implicit-fields): Remove param documentation.
4025 (salias-max-array-elements): Likewise.
4026 * tree-pass.h (pass_create_structure_vars): Remove.
4027 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4028 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4029 * tree-ssa-alias.c (create_structure_vars): Remove.
4030 (gate_structure_vars): Likewise.
4031 (pass_create_structure_vars): Likewise.
4032 (gate_build_alias): Likewise.
4033 (pass_build_alias): Adjust to run always and dump the function.
4034 * common.opt (ftree-salias): Hide.
4035 * passes.c (init_optimization_passes): Remove
4036 pass_create_structure_vars, adjust comment.
4037 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4038 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4039 * opts.c (decode_options): Do not set flag_tree_salias.
4040 (common_handle_option): Add OPT_ftree_salias to the backward
4041 compatibility section.
4043 2008-05-08 Richard Guenther <rguenther@suse.de>
4045 * tree-flow-inline.h (var_can_have_subvars): Move ...
4046 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4047 * tree-flow.h (var_can_have_subvars): Remove.
4048 (push_fields_onto_fieldstack): Remove.
4049 (sort_fieldstack): Likewise.
4050 (struct fieldoff): Move ...
4051 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4052 alias_set and base_for_components fields.
4053 (sort_fieldstack): Make static.
4054 (push_fields_onto_fieldstack): Likewise. Remove code that
4055 handles anything but RECORD_TYPEs. Remove alias_set and
4056 base_for_components handling.
4057 (create_variable_info_for): Adjust.
4059 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4061 * common.opt (Wframe-larger-than=): Shorten the help message
4063 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4065 2008-05-08 Rafael Espindola <espindola@google.com>
4067 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4069 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4070 trap and that both operands are gimple values.
4071 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4072 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4075 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4077 * read-rtl.c (join_c_conditions): Return the first string if the
4078 two strings are equal.
4080 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4082 * gensupport.h (pred_data): Add a "num_codes" field.
4083 (add_predicate_code): Declare.
4084 * gensupport.c (add_predicate_code): New function.
4085 (std_pred_table): Add an "allows_const_p" field.
4086 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4087 Remove the (incomplete) list of such codes from the codes field.
4088 (init_predicate_table): Use add_predicate_code. Add all
4089 RTX_CONST_OBJs if allows_const_p is true.
4090 * genrecog.c (process_define_predicate): Use add_predicate_code.
4092 2008-05-08 David Daney <ddaney@avtrex.com>
4093 Richard Sandiford <rsandifo@nildram.co.uk>
4095 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4096 special case of constant zero operands.
4097 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4098 old and new values. Special case constant zero values.
4099 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4101 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4102 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4104 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4107 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4108 similar RTX_CONST_OBJ before CONST_INT.
4110 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4112 * stmt.c (expand_stack_restore): Change sa mode if needed.
4114 2008-05-08 Richard Guenther <rguenther@suse.de>
4116 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4117 return type to bool.
4118 (ix86_sol10_return_in_memory): Likewise.
4119 (ix86_i386elf_return_in_memory): Likewise.
4120 (ix86_i386interix_return_in_memory): Likewise.
4121 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4122 (ix86_sol10_return_in_memory): Likewise.
4123 (ix86_i386elf_return_in_memory): Likewise.
4124 (ix86_i386interix_return_in_memory): Likewise.
4126 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4129 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4131 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4132 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4135 2008-05-08 Richard Guenther <rguenther@suse.de>
4137 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4138 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4139 (DR_SUBVARS): Remove.
4140 * tree-dfa.c (dump_subvars_for): Remove.
4141 (debug_subvars_for): Likewise.
4142 (dump_variable): Do not dump subvars.
4143 (remove_referenced_var): Do not remove subvars.
4144 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4145 (lookup_subvars_for_var): Remove.
4146 (get_subvars_for_var): Likewise.
4147 (get_subvars_at): Likewise.
4148 (get_first_overlapping_subvar): Likewise.
4149 (overlap_subvar): Likewise.
4150 * tree-flow.h (subvar_t): Remove.
4151 (struct var_ann_d): Remove subvars field.
4152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4153 argument. Remove special handling of SFTs.
4154 (compute_tag_properties): Likewise.
4155 (set_initial_properties): Likewise.
4156 (compute_call_clobbered): Likewise.
4157 (count_mem_refs): Likewise.
4158 (compute_memory_partitions): Likewise.
4159 (compute_flow_insensitive_aliasing): Likewise.
4160 (setup_pointers_and_addressables): Likewise.
4161 (new_type_alias): Likewise.
4162 (struct used_part): Remove.
4163 (used_portions): Likewise.
4164 (struct used_part_map): Likewise.
4165 (used_part_map_eq): Likewise.
4166 (used_part_map_hash): Likewise.
4167 (free_used_part_map): Likewise.
4168 (up_lookup): Likewise.
4169 (up_insert): Likewise.
4170 (get_or_create_used_part_for): Likewise.
4171 (create_sft): Likewise.
4172 (create_overlap_variables_for): Likewise.
4173 (find_used_portions): Likewise.
4174 (create_structure_vars): Likewise.
4175 * tree.def (STRUCT_FIELD_TAG): Remove.
4176 * tree.h (MTAG_P): Adjust.
4177 (struct tree_memory_tag): Remove base_for_components and
4178 unpartitionable flags.
4179 (struct tree_struct_field_tag): Remove.
4180 (SFT_PARENT_VAR): Likewise.
4181 (SFT_OFFSET): Likewise.
4182 (SFT_SIZE): Likewise.
4183 (SFT_NONADDRESSABLE_P): Likewise.
4184 (SFT_ALIAS_SET): Likewise.
4185 (SFT_UNPARTITIONABLE_P): Likewise.
4186 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4187 (union tree_node): Remove sft field.
4188 * alias.c (get_alias_set): Remove special handling of SFTs.
4189 * print-tree.c (print_node): Remove handling of SFTs.
4190 * tree-dump.c (dequeue_and_dump): Likewise.
4191 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4192 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4193 * tree-predcom.c (set_alias_info): Do not set subvars.
4194 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4195 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4196 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4197 (add_vars_for_offset): Remove.
4198 (add_virtual_operand): Remove special handling of SFTs.
4199 (add_call_clobber_ops): Likewise.
4200 (add_call_read_ops): Likewise.
4201 (get_asm_expr_operands): Likewise.
4202 (get_modify_stmt_operands): Likewise.
4203 (get_expr_operands): Likewise.
4204 (add_to_addressable_set): Likewise.
4205 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4206 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4207 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4208 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4209 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4210 (tree_node_structure): Likewise.
4211 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4213 (find_what_p_points_to): Likewise.
4215 2008-05-08 Sa Liu <saliu@de.ibm.com>
4217 * config/spu/spu.md: Fixed subti3 pattern.
4219 2008-05-08 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4223 sure to create a representative for trailing arrays for PTA.
4225 2008-05-08 Richard Guenther <rguenther@suse.de>
4228 * fold-const.c (operand_equal_p): Two objects which types
4229 differ in pointerness are not equal.
4231 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4233 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4234 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4235 (emit_library_call_value_1): Add new variable fndecl initialized by
4236 NULL_TREE. It should be the decl type of orgfun, but this information
4237 seems not to be available here, so it uses the default calling abi.
4238 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4239 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4240 by TARGET_RETURN_IN_MEMORY.
4241 * config/i386/i386-interix.h: Likewise.
4242 * config/i386/i386.h: Likewise.
4243 * config/i386/i386elf.h: Likewise.
4244 * config/i386/ptx4-i.h: Likewise.
4245 * config/i386/sol2-10.h: Likewise.
4246 * config/i386/sysv4.h: Likewise.
4247 * config/i386/vx-common.h: Likewise.
4248 * config/cris/cris.h: Removed #if 0 clause.
4249 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4250 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4252 (ix86_sol10_return_in_memory): Likewise.
4253 (ix86_i386elf_return_in_memory): New.
4254 (ix86_i386interix_return_in_memory): New.
4255 * config/mt/mt-protos.h (mt_return_in_memory): New.
4256 * config/mt/mt.c: Likewise.
4257 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4258 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4259 * config/bfin/bfin.h: Likewise.
4260 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4262 * config/bfin/bfin.c: Likewise.
4263 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4264 * config/alpha/unicosmk.h: Likewise.
4265 * config/i386/cygming.h: Likewise.
4266 * config/iq2000/iq2000.h: Likewise.
4267 * config/mips/mips.h: Likewise.
4268 * config/mn10300/mn10300.h: Likewise.
4269 * config/rs6000/rs6000.h: Likewise.
4270 * config/score/score.h: Likewise.
4271 * config/spu/spu.h: Likewise.
4272 * config/v850/v850.h: Likewise.
4273 * defaults.h: Likewise.
4274 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4275 * expr.c (emit_block_move): Adjust use of
4276 OUTGOING_REG_PARM_STACK_SPACE.
4277 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4278 OUTGOING_REG_PARM_STACK_SPACE.
4279 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4281 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4283 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4284 on OMP_RETURN for OMP_FOR.
4287 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4288 (fortran_common): New function.
4289 (gen_variable_die): Call fortran_common instead of common_check,
4290 adjust for it returning tree instead of rtx. Formatting.
4292 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4296 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4297 * c-decl.c (merge_decls): Ditto.
4298 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4299 to RTL_CONST_OR_PURE_CALL_P.
4300 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4301 Initialized DECL_LOOPING_CONST_PURE.
4302 (process_call_operands): Set tree_side_effects properly.
4303 * tree.h (TREE_READONLY_DECL_P): Removed.
4304 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4305 (DECL_LOOPING_OR_CONST_P): New macro.
4306 (struct tree_function_decl): Added looping_const_or_pure_p.
4308 (ECF_LOOPING_OR_CONST_P): New macro.
4309 * rtlanal.c (pure_const_p): Removed.
4310 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4311 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4312 to RTL_CONST_CALL_P.
4313 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4314 (check_decl, check_tree, check_call, scan_function): Initialize
4316 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4317 (static_execute): Set looping true for recursive functions.
4318 Undo setting state to IPA_NEITHER for recursive functions.
4320 * ifcvt.c (noce_can_store_speculate_p): Changed
4321 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4322 RTL_CONST_OR_PURE_CALL_P.
4323 * dse.c (scan_insn): Ditto.
4324 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4325 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4326 RTL_CONST_OR_PURE_CALL_P.
4327 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4328 pure_call_p to RTL_CONST_CALL_P.
4329 * gimplify.c (gimplify_call_expr): Clear side effects for
4330 non-looping pure and constant calls.
4331 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4332 (flags_from_decl_or_type): Set ecf flags from decl flags.
4333 (initialize_argument_information): Turn off
4334 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4335 Change const to pure if callee_copies is true rather than just
4337 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4338 way of marking pure calls.
4339 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4340 Remove hack that was supposed to fix pr7335 and remove old
4341 way of marking pure calls.
4342 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4343 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4344 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4345 RTL_CONST_OR_PURE_CALL_P.
4346 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4347 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4348 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4349 * sched-deps.c (schedule_analyze): Ditto.
4350 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4351 return_val field of calls to represent pure and const function info.
4352 (CONST_OR_PURE_CALL_P): Deleted macro.
4353 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4354 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4355 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4357 * tree-optimize.c (execute_fixup_cfg): Added test for
4358 ECF_LOOPING_CONST_OR_PURE.
4359 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4361 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4362 effects for looping pure or const calls.
4363 (verify_gimple_expr): Added verification code.
4364 * config/alpha/alpha.c (alpha_legitimize_address,
4365 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4367 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4368 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4369 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4370 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4371 RTL_CONST_OR_PURE_CALL_P.
4372 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4373 and const calls to be deleted.
4375 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4379 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4380 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4381 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4382 to handle nonimmediate operands.
4383 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4384 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4385 to handle nonimmediate operands.
4386 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4387 (mmx_pmulhrwv4hi3): New expander. Use
4388 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4389 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4390 (sse2_umulv1siv1di3): New expander. Use
4391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4392 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4393 (mmx_eq<mode>3): New expander. Use
4394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4395 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4396 (mmx_uavgv8qi3): New expander. Use
4397 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4398 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4399 (mmx_uavgv4hi3): New expander. Use
4400 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4402 * config/i386/sse.md
4403 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4404 to handle nonimmediate operands.
4405 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4406 to handle nonimmediate operands.
4407 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4408 to handle nonimmediate operands.
4409 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4410 to handle nonimmediate operands.
4411 (sse2_unpckhpd_exp): New expander. Use
4412 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4413 (sse2_unpcklpd_exp): New expander. Use
4414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4415 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4416 to handle nonimmediate operands.
4417 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4418 to handle nonimmediate operands.
4419 (*sse2_<plusminus_insn><mode>3): Rename from
4420 sse2_<plusminus_insn><mode>3 insn pattern.
4421 (sse2_<plusminus_insn><mode>3): New expander. Use
4422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4423 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4424 (sse2_umulv2siv2di3): New expander. Use
4425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4426 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4427 (sse4_1_mulv2siv2di3): New expander. Use
4428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4429 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4430 (sse2_pmaddwd): New expander. Use
4431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4432 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4433 (sse2_eq<mode>3): New expander. Use
4434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4435 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4436 (sse4_1_eqv2di3): New expander. Use
4437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4438 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4439 (sse2_uavgv16qi3): New expander. Use
4440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4441 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4442 (sse2_uavgv16qi3): New expander. Use
4443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4444 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4445 (sse2_uavgv8hi3): New expander. Use
4446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4447 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4448 (ssse3_pmulhrswv8hi3): New expander. Use
4449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4450 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4451 (ssse3_pmulhrswv4hi3): New expander. Use
4452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4454 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4455 (<sse>_vmmul<mode>3): Ditto.
4456 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4458 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4459 (ssse3_pmaddubsw): Ditto.
4461 * config/i386/i386.c (struct_builtin_description)
4462 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4463 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4464 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4465 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4466 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4467 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4468 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4469 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4470 (ix86_fixup_binary_operands): Assert that src1
4471 and src2 must have the same mode when swapped.
4472 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4473 and ix86_binary_operator_ok. Do not force operands in registers
4476 2008-05-07 Jan Hubicka <jh@suse.cz>
4478 * cgraph.c (dump_cgraph_node): Update.
4479 * cgraph.h (cgraph_local_info): Break out inline summary.
4480 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4482 * ipa-inline (inline_summary): New accestor function.
4483 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4484 cgraph_decide_inlining, compute_inline_parameters): Update.
4485 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4487 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4489 Cleanup ColdFire scheduling support and add V4 pipeline model.
4491 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4492 (define_attr cpu): Add cfv4 value.
4493 (define_attr type, define_attr type1): Merge into a single 'type'
4494 attribute. Update all uses.
4495 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4496 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4498 (define_attr opx_mem, define_attr opy_mem): Remove.
4499 (define_attr op_mem): Clean up, update comment.
4500 (define_attr size): Use specific values instead of general int.
4501 (define_attr guess, define_attr split): Remove. Update all uses.
4502 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4503 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4504 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4505 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4506 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4507 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4508 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4509 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4510 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4511 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4512 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4513 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4514 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4515 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4516 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4517 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4518 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4519 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4520 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4521 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4522 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4523 Update or set attributes.
4524 (stack_tie): New fake instruction.
4526 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4527 (m68k_sched_attr_size): Update declaration.
4528 (m68k_sched_attr_type2): Remove.
4529 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4530 Declare new bypass predicates.
4532 * config/m68k/m68k.c (m68k_sched_issue_rate,
4533 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4535 (TARGET_SCHED_ISSUE_RATE,
4536 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4537 (override_options): Handle scheduling for ColdFire V4 core.
4538 (m68k_expand_prologue): Emit stack_tie.
4539 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4540 'OP_TYPE_FPN'. Update all uses.
4541 (sched_guess_p): Remove.
4542 (sched_address_type): Handle symbolic addresses.
4543 (sched_get_operand): New static function.
4544 (sched_operand_type): Merge into sched_attr_op_type.
4545 (sched_attr_op_type): Handle FP registers, handle quick constants,
4547 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4548 (m68k_sched_attr_size): Update. Move logic to ...
4549 (sched_get_attr_size_int): New static function.
4550 (sched_get_opxy_mem_type): New static function.
4551 (m68k_sched_attr_op_mem): Update.
4552 (m68k_sched_attr_type2): Remove.
4553 (sched_cfv4_bypass_data): New static variable.
4554 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4555 (m68k_sched_issue_rate): Implement scheduler hook.
4556 (struct _sched_ib: enabled_p): New field.
4557 (m68k_sched_variable_issue): Update. Handle V4.
4558 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4559 sched_dump_class_func_t, sched_dump_split_class,
4560 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4561 sched_dump_dfa_class, m68k_sched_dump): Remove.
4562 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4564 (m68k_sched_init_global): Remove statisctics dumping, introduce
4565 sanity check that all instructions have pipeline reservations. Handle
4567 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4568 Handle ColdFire V4 core.
4569 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4570 New static functions.
4571 (m68k_sched_address_bypass_p): New bypass predicate.
4572 (sched_get_indexed_address_scale): New static function.
4573 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4575 * cf.md: Update comments.
4576 (define_attr type2): Remove. Use 'type' attribute instead.
4578 (cf_ib): Rename to cfv123_ib. Update all uses.
4579 (cf_oep): Rename to cfv123_oep. Update all uses.
4580 (cf_chr): Rename to cfv123_chr. Update all uses.
4581 (cf_mem): Rename to cfv123_mem. Update all uses.
4582 (cf_mac): Move to more appropriate place.
4583 (cfv123_guess): New automaton and cpu_unit.
4584 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4585 Update uses of 'size' attribute. Handle before reload scheduling.
4586 (cfv123_guess): New dummy reservation for unhandled instructions.
4587 (cfv4_*): Pipeline description of ColdFire V4 core.
4588 (ignore): New reservation to handle 'ignore' type.
4590 2008-05-07 Ian Lance Taylor <iant@google.com>
4593 * gimplify.c (find_single_pointer_decl_1): Don't look through
4595 (find_single_pointer_decl): Adjust comments.
4597 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4600 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4601 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4604 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4605 integral type rather than floating point, then VIEW_CONVERT_EXPR
4606 to the floating point type.
4608 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4611 TFmode op0 to register.
4613 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4615 * c-decl.c (grokdeclarator): Comment typo.
4617 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4619 * tree-flow.h: Remove prototype for computed_goto_p.
4620 * tree-cfg.c (computed_goto_p): Make static.
4622 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4625 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4626 (contains_aligned_value_p): This. Handle _Decimal128.
4627 (ix86_function_arg_boundary): Only align _Decimal128 to its
4628 natural boundary and handle it properly.
4630 2008-05-06 Martin Jambor <mjambor@suse.cz>
4632 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4633 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4634 (ipcp_method_set_orig_node): Removed.
4635 (ipcp_cval_get_cvalue_type): Removed.
4636 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4637 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4638 (ipcp_cval_set_cvalue_type): Removed.
4639 (ipcp_cval_get_cvalue): Removed.
4640 (ipcp_cval_set_cvalue): Removed.
4641 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4642 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4643 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4644 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4645 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4646 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4647 (ipcp_get_ith_lattice): Changed parameters.
4648 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4649 (ipcp_lattice_from_jfunc): Changed parameters.
4650 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4651 (ipcp_method_cval_print): Added temporary variable info.
4652 (ipcp_redirect): Removed already unused local variable caller.
4653 (ipcp_redirect): New temporary variable orig_callee_info
4654 (ipcp_redirect): Removed newly unused local variable callee.
4655 (ipcp_redirect): Removed (a bit confusing) local variable type.
4656 (ipcp_insert_stage): Added local variable info.
4657 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4659 (ipcp_formal_create): Removed.
4660 (ipcp_method_cval_set): Removed.
4661 (ipcp_propagate_stage): Renamed lattice variables.
4662 (ipcp_method_cval_set_cvalue_type): Removed.
4663 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4664 (ipcp_print_all_lattices): Changed printed strings to refer to
4665 lattices rather than cvals.
4666 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4667 (ipcp_propagate_const): Changed formal parameters.
4668 (build_const_val): Changed formal parameters.
4669 (ipcp_insert_stage): Removed useless variable cvalue
4670 (build_const_val): Changed formal parameters.
4671 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4672 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4673 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4674 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4675 (ipcp_print_func_profile_counts): Changed string from "method" to
4677 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4678 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4679 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4680 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4681 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4682 (ipcp_lat_is_const): Changed parameters and made inline.
4683 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4684 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4685 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4686 the predicate condition directly
4687 (ipcp_propagate_stage): Added local variable args. Removed local
4688 variable callee. (Both are mere code simplifications.)
4689 (ipcp_method_dont_insert_const): Renamed to
4690 ipcp_node_not_modifiable_p.
4691 (ipcp_node_not_modifiable_p): Made inline.
4692 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4693 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4694 (ipcp_print_all_lattices): Removed variable cvalue
4695 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4698 2008-05-06 Olivier Hainque <hainque@adacore.com>
4700 * tree-sra.c (try_instantiate_multiple_fields): Early return
4701 if field has POINTER_TYPE.
4703 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4705 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4706 by using 'q' specifier for instruction.
4707 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4709 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4711 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4712 Change mode of zero_extract from QImode to HImode.
4713 (sign bit tests peepholes): (Ditto.).
4715 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/mmx.md: Remove double backslashes from asm templates.
4718 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4719 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4720 to handle nonimmediate operands.
4721 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4722 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4723 to handle nonimmediate operands.
4724 (*mmx_<code>v2sf3_finite): New insn pattern.
4725 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4726 (mmx_<code>v2sf3): New expander. Use
4727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4728 (mmx_<plusminus_insn><mode>3): New expander. Use
4729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4730 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4731 (mmx_add<mode>3): Removed.
4732 (mmx_ssadd<mode>3): Ditto.
4733 (mmx_usadd<mode>3): Ditto.
4734 (mmx_sub<mode>3): Ditto.
4735 (mmx_sssub<mode>3): Ditto.
4736 (mmx_ussub<mode>3): Ditto.
4737 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4738 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4739 to handle nonimmediate operands.
4740 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4742 (mmx_smulv4hi3_highpart): New expander. Use
4743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4744 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4746 (mmx_umulv4hi3_highpart): New expander. Use
4747 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4748 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4749 (mmx_<code>v4hi3): New expander. Use
4750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4751 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4752 (mmx_<code>v8qi3): New expander. Use
4753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4754 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4755 (mmx_<code><mode>3): New expander. Use
4756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4758 2008-05-05 Jan Hubicka <jh@suse.cz>
4760 PR tree-optimization/36118
4761 * passes.c (pass_init_dump_file): Fix dump header.
4763 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4767 VCE for function decls.
4769 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4771 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4773 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/i386.md (sat_plusminus): New.
4776 (plusminus_insn): Likewise.
4777 (plusminus_mnemonic): Likewise.
4779 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4780 (*<addsub><mode>3_cc_overflow): Renamed to ...
4781 (*<plusminus_insn><mode>3_cc_overflow): This.
4782 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4783 (*<plusminus_insn>si3_zext_cc_overflow): This.
4785 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4786 (<plusminus_insn><mode>3): This.
4787 (*<addsub><mode>3): Renamed to ...
4788 (*<plusminus_insn><mode>3): This.
4789 (<sse>_vm<addsub><mode>3): Renamed to ...
4790 (<sse>_vm<plusminus_insn><mode>3): This.
4791 (sse3_h<addsub>v4sf3): Renamed to ...
4792 (sse3_h<plusminus_insn>v4sf3): This.
4793 (sse3_h<addsub>v2df3): Renamed to ...
4794 (sse3_h<plusminus_insn>v2df3): This.
4795 (<plusminus_insn><mode>3): New.
4796 (*<plusminus_insn><mode>3): Likewise.
4797 (sse2_<plusminus_insn><mode>3): Likewise.
4798 (add<mode>): Removed.
4799 (*add<mode>3): Likewise.
4800 (sse2_ssadd<mode>3): Likewise.
4801 (sse2_usadd<mode>3): Likewise.
4802 (sub<mode>3): Likewise.
4803 (*sub<mode>3): Likewise.
4804 (sse2_sssub<mode>3): Likewise.
4805 (sse2_ussub<mode>3): Likewise.
4807 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4809 * gthr-single.h: Add in required interface elements as per gthr.h.
4810 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4811 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4812 Generalize UNUSED macro.
4813 (__gthread_once): Add.
4814 (__gthread_key_create): Add.
4815 (__gthread_key_delete): Add.
4816 (__gthread_getspecific): Add.
4817 (__gthread_setspecific): Add.
4819 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4822 the same size types for the indirect reference on the rhs, then
4825 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/i386.md
4828 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4829 one insn template instead of template series.
4830 (*xordi_1_rex64): Ditto.
4831 (*xordi_2_rex64): Ditto.
4833 2008-05-05 Ira Rosen <irar@il.ibm.com>
4835 PR tree-optimization/36119
4836 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4839 2008-06-04 Jan Hubicka <jh@suse.cz>
4841 tree-optimization/36100
4842 * tree-pass.h (pass_O0_always_inline): Declare.
4843 * ipa-inline.c (inline_transform): Remove dead code.
4844 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4845 pass_O0_always_inline): New.
4846 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4848 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4850 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4851 mnemonic in this_param move for TARGET_64BIT.
4853 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4856 (*strmovsi_rex_1): Ditto.
4857 (*strsetsi_1): Ditto.
4858 (*strsetsi_rex_1): Ditto.
4860 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4861 adddicc expanders using SWI mode iterator.
4863 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4869 2008-05-04 David S. Miller <davem@davemloft.net>
4871 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4872 (sparc*-*-linux*): Use linux.h in tm_file.
4873 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4874 compiler defaulting to 32-bit.
4875 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4877 * config/sparc/linux.h: Remove definitions now obtained
4878 properly from linux.h
4879 * config/sparc/linux64.h: Likewise.
4880 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4881 don't want this setting for 32-bit builds in a biarch compiler.
4882 * doc/install.texi: Add sparc-linux to list of targets
4883 supporting --enable-targets=all.
4885 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4887 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4889 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4892 after V4SI_FTYPE_V8HI.
4893 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4894 case V4SI_FTYPE_V2DF.
4896 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4898 * doc/invoke.texi (max-flow-memory-locations): Removed.
4899 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4901 2008-05-03 Richard Guenther <rguenther@suse.de>
4904 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4906 2008-05-02 David S. Miller <davem@davemloft.net>
4908 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4910 2008-05-02 Simon Baldwin <simonb@google.com>
4913 * c-common.h (warn_array_subscript_range): Removed.
4914 * c-common.c (warn_array_subscript_range): Ditto.
4915 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4916 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4918 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4920 * config/i386/i386.c (ix86_special_builtin_type): New.
4921 (bdesc_special_args): Likewise.
4922 (ix86_expand_special_args_builtin): Likewise.
4923 (ix86_init_mmx_sse_builtins): Updated.
4924 (ix86_expand_builtin): Updated.
4925 (ix86_expand_store_builtin): Removed.
4926 (ix86_expand_unop_builtin): Likewise.
4928 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4929 * config/i386/mmintrin.h (__v2sf): Here.
4931 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4933 (_mm_loadl_pi): Likewise.
4934 (_mm_storeh_pi): Replace __v2si with __v2sf.
4935 (_mm_storel_pi): Likewise.
4937 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4938 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4939 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4940 __builtin_ia32_loadlpd.
4942 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4944 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4945 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4946 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4947 (ix86_init_mmx_sse_builtins): Updated.
4948 (ix86_expand_args_builtin): Likewise.
4949 (ix86_expand_builtin): Likewise.
4950 (ix86_expand_unop1_builtin): Renamed to ...
4951 (ix86_expand_unop_vec_merge_builtin): This.
4953 2008-05-01 Jan Hubicka <jh@suse.cz>
4956 * ipa-inline.c (inline_generate_summary): Make static.
4957 (inline_transform): Do not call inlining at -O0; make static.
4958 * passes.c (execute_todo): Add sanity check.
4959 (execute_one_ipa_transform_pass): Execute proper flags.
4961 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4963 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4964 (DECL_NONADDRESSABLE_P): Likewise.
4965 * alias.c (record_component_aliases): Fix comment.
4967 2008-05-01 Simon Baldwin <simonb@google.com>
4969 * c-common.h (warn_array_subscript_range): New function.
4970 * c-common.c (warn_array_subscript_range): Ditto.
4971 * tree-vrp.c (check_array_ref): Corrected code to agree with
4972 comment, ignoring only arrays of size 0 or size 1.
4973 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4975 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4977 * config/i386/i386.c (ix86_builtin_type): Replace
4978 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4979 (bdesc_args): Updated.
4980 (ix86_init_mmx_sse_builtins): Likewise.
4981 (ix86_expand_args_builtin): Likewise.
4983 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4986 * doc/extend.texi: Correct __builtin_ia32_palignr.
4988 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4991 * config/i386/i386.c (bdesc_crc32): Removed.
4992 (ix86_expand_crc32): Likewise.
4993 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4994 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4995 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4996 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4997 UINT_FTYPE_UINT_UCHAR.
4998 (bdesc_args): Updated. Add crc32 builtins.
4999 (ix86_init_mmx_sse_builtins): Updated.
5000 (ix86_expand_args_builtin): Updated to support subreg.
5002 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5004 2008-05-01 Jan Hubicka <jh@suse.cz>
5006 * tree-pass.h (opt_pass): Add IPA_PASS.
5007 (varpool_node, cgraph_node): Forward declare.
5008 (ipa_opt_pass): Define.
5009 (pass_ipa_inline): Turn into ipa_opt_pass.
5010 (pass_apply_inline): Remove.
5011 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5012 (apply_inline): Turn into ....
5013 (inline_transform): ... this one.
5014 (inline_generate_summary): New function.
5015 (pass_apply_inline): Remove.
5016 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5018 (struct function): Add ipa_transforms_to_apply.
5019 * passes.c (register_one_dump_file): Work on IPA_PASS.
5020 (init_optimization_passes): Remove pass_inline_parameters and
5022 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5023 (execute_one_pass) ... here; apply transforms when possible.
5024 (add_ipa_transform_pass, execute_ipa_summary_asses,
5025 execute_one_ipa_transform_pass): New.
5026 (execute_ipa_pass_list): Update for IPA_PASS type.
5028 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/i386.c (ix86_builtin_type): Add
5031 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5032 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5033 (bdesc_args): Add SSE4a builtins.
5034 (ix86_init_mmx_sse_builtins): Updated.
5035 (ix86_expand_args_builtin): Likewise.
5036 (ix86_expand_builtin): Likewise.
5038 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/i386.c (ix86_builtin_type): Add
5041 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5042 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5043 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5044 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5045 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5046 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5047 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5048 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5049 and DI_FTYPE_DI_DI_INT.
5050 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5051 (ix86_init_mmx_sse_builtins): Updated.
5052 (ix86_expand_args_builtin): Likewise.
5053 (ix86_expand_builtin): Likewise.
5054 (ix86_expand_binop_imm_builtin): Removed.
5056 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5058 2008-04-30 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/32921
5061 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5063 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5065 * config/arm/arm.c (arm_unwind_emit): Use
5066 crtl->all_throwers_are_sibcalls instead of
5067 cfun->all_throwers_are_sibcalls.
5068 (arm_output_fn_unwind): Likewise.
5069 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5070 instead of cfun->uses_pic_offset_table.
5071 (frv_expand_prologue): Likewise.
5072 (frv_frame_pointer_required): Likewise.
5073 (frv_expand_fdpic_call): Likewise.
5074 (frv_emit_movsi): Likewise.
5075 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5076 cfun->returns_pcc_struct instead of
5077 current_function_returns_pcc_struct.
5078 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5079 instead of cfun->calls_eh_return.
5080 (m32c_pushm_popm): Likewise.
5081 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5082 "extern" declaration.
5084 2008-04-30 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/21636
5087 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5089 (evaluate_stmt): Print the likely value.
5090 (ccp_visit_stmt): Avoid excessive vertical spacing.
5092 2008-04-30 Rafael Espindola <espindola@google.com>
5094 * builtins.c (fold_call_expr): Return realret.
5095 * tree-ssa-threadedge.c
5096 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5097 __builtin_object_size.
5099 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5101 * gcc.c (wrapper_string): New variable.
5102 (insert_wrapper): New function.
5103 (execute): New option -wrapper.
5104 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5106 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5108 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5109 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5110 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5112 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5113 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5114 config/rs6000/e500crtres64gprctr.asm,
5115 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5116 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5117 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5118 config/rs6000/e500crtsav64gprctr.asm,
5119 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5120 config/rs6000/e500crtsavg64gprctr.asm: New files.
5121 * config/rs6000/t-ppccomm: Add build rules for new files.
5122 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5123 * config/rs6000/t-netbsd: Add build rules for new files.
5124 (LIB2FUNCS_STATIC_EXTRA): New variable.
5125 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5126 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5127 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5129 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5131 * config/i386/i386.c (ix86_builtin_type): Add
5132 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5133 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5134 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5135 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5136 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5137 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5138 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5139 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5140 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5141 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5142 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5143 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5144 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5145 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5146 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5147 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5148 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5149 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5150 V1DI_FTYPE_V2SI_V2SI.
5151 (bdesc_2arg): Moved to ...
5153 (ix86_init_mmx_sse_builtins): Updated.
5154 (ix86_expand_args_builtin): Updated. Take a pointer
5155 to const struct builtin_description. Handle comparison
5157 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5158 (ix86_expand_builtin): Updated.
5160 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5161 (ssse3_pmaddubsw128): This.
5162 (ssse3_pmaddubswv4hi3): Renamed to ...
5163 (ssse3_pmaddubsw): This.
5165 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5166 (__builtin_ia32_packssdw128): Likewise.
5167 (__builtin_ia32_packuswb128): Likewise.
5168 (__builtin_ia32_pmaddubsw): Likewise.
5169 (__builtin_ia32_pmaddubsw128): Likewise.
5171 2008-04-30 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/14847
5174 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5175 (recognize_bits_test): Use it.
5176 (recognize_single_bit_test): Likewise.
5178 2008-04-30 Martin Jambor <mjambor@suse.cz>
5180 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5181 instead of setting number of formal parameters to zero.
5182 (ipcp_init_stage): Do not set the number of actual parameters to zero
5184 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5185 which are called with variable number of arguments.
5186 (ipcp_insert_stage): Explicitely skipping all nodes which are
5187 called with variable number of arguments.
5188 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5189 number of parameters.
5191 * ipa-prop.h (struct ipa_node_params): Added flag
5192 called_with_var_arguments
5193 (ipa_set_param_count): Added. Changed sole setter to use it.
5194 (ipa_get_param_count): Added. All readers of param_count
5195 converted to use it instead.
5196 (ipa_set_called_with_variable_arg): Added.
5197 (ipa_is_called_with_var_arguments): Added.
5198 (ipa_get_ith_param): Added. All readers of param_decls converted
5200 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5202 (ipa_get_cs_argument_count): Added, all readers of argument_count
5204 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5207 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5208 (struct ipcp_lattice): Renamed cval_type to type
5209 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5211 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5212 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5213 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5214 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5215 (build_const_val): Changed the type of parameter cvalue to tree
5216 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5217 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5219 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5222 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5223 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5224 (ipa_add_method): Renamed to ipa_push_func_to_list
5225 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5226 (ipa_callsite_param_count): Removed.
5227 (ipa_callsite_param_count_set): Removed.
5228 (ipa_callsite_param): Removed.
5229 (ipa_callsite_callee): Removed.
5230 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5231 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5232 (ipa_method_formal_count): Removed.
5233 (ipa_method_formal_count_set): Removed.
5234 (ipa_method_get_tree): Removed.
5235 (ipa_method_tree_map_create): Removed.
5236 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5237 (ipa_create_param_decls_array): Creates the array itself
5238 (ipa_create_param_decls_array): Temporary variable info instead of
5240 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5241 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5242 (get_type): Removed.
5243 (ipa_jf_get_info_type): Removed.
5244 (ipa_node_create): Renamed to ipa_create_node_params
5245 (ipa_free): Renamed to ipa_free_all_node_params
5246 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5247 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5248 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5249 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5250 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5251 ipa_free_all_edge_args
5252 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5253 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5254 (ipa_create_methodlist_node): Removed.
5255 (ipa_methodlist_method): Removed.
5256 (ipa_methodlist_method_set): Removed.
5257 (ipa_methodlist_next_method): Removed.
5258 (ipa_methodlist_next_method_set): Removed.
5259 (ipa_method_is_modified): Removed.
5260 (ipa_method_modify_create): Removed.
5261 (ipa_method_modify_init): Temporary variable info instead of a few
5263 (ipa_detect_param_modifications): Temporary variable info instead of
5265 (ipa_compute_jump_functions): Temporary variable info instead of
5267 (ipa_method_modify_set): Removed.
5268 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5269 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5270 than craph_node as the first parameter.
5271 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5272 (ipa_method_modify_init): Removed.
5273 (ipa_compute_jump_functions): Added a temp variable instead of
5274 repeatadly dereferencing the cgraph_edge.aux pointer
5275 (ipa_callsite_param_set_type): Removed.
5276 (ipa_compute_jump_functions): i renamed to index and moved to
5278 (ipa_callsite_param_set_info_type_formal): Removed.
5279 (ipa_callsite_param_set_info_type): Removed.
5280 (ipa_callsite_param_map_create): Removed.
5281 (ipa_callsite_tree): Removed.
5282 (ipa_callsite_caller): Removed.
5283 (ipa_pop_func_from_list): return_method removed to return_func
5285 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5286 prefixed all values with IPA_. Changed all users.
5287 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5288 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5289 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5290 (union parameter_info): Renamed to jump_func_value.
5291 (union jump_func_value): Renamed value to constant
5292 (struct ipa_jump_func): Renamed info_type to value
5293 (struct ipa_node): Renamed to ipa_node_params
5294 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5295 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5296 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5297 (struct ipa_edge): Renamed to ipa_edge_args
5298 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5299 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5300 (struct ipa_methodlist): Renamed to ipa_func_list
5301 (struct ipa_func_list): method_p renamed to node, next_method
5303 (ipa_methodlist_p): Removed, switched all users to struct pointer
5304 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5306 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5308 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5309 (rs6000_emit_epilogue): Use backchain to restore only when we
5310 have a large frame. Make use of frame pointer to restore if we
5311 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5313 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5315 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5316 Add mode to zero_extract.
5317 (sign bit tests peepholes): (Ditto.).
5319 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5321 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5322 Instructions in comments with SSE3.
5323 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5324 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5325 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5326 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5327 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5328 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5329 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5330 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5331 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5332 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5333 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5334 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5335 (bdesc_sse_args): Renamed to ...
5336 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5337 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5338 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5340 (bdesc_1arg): Moved to ...
5342 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5343 Instructions in comments with SSE3.
5344 (ix86_expand_sse_operands_builtin): Renamed to ...
5345 (ix86_expand_args_builtin): This. Updated.
5346 (ix86_expand_unop1_builtin): Update comments.
5347 (ix86_expand_builtin): Updated.
5349 2008-04-29 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/36078
5352 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5353 Update virtual SSA form after cleaning up the CFG.
5355 2008-04-29 Richard Guenther <rguenther@suse.de>
5358 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5360 2008-04-29 Richard Guenther <rguenther@suse.de>
5362 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5363 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5364 (compute_flow_insensitive_aliasing): Do not treat
5365 PTR_IS_REF_ALL pointers special.
5366 (get_smt_for): Likewise.
5367 (may_alias_p): Re-structure.
5368 (is_escape_site): A ref-all pointer conversion is not an escape site.
5369 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5370 PTR_IS_REF_ALL pointers special.
5371 * tree-ssa-structalias.h (struct alias_info): Remove
5372 ref_all_symbol_mem_tag field.
5373 (PTR_IS_REF_ALL): Remove.
5375 2008-04-29 Richard Guenther <rguenther@suse.de>
5378 * fold-const.c (extract_muldiv_1): In combining division constants
5379 make sure to never overflow.
5381 2008-04-29 Nick Clifton <nickc@redhat.com>
5383 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5385 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5388 * optc-gen.awk: Work around HP-UX/IA awk bug.
5390 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5392 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5395 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5398 * config/i386/i386.md
5399 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5400 Change operand 1 predicate to nonimmediate_operand.
5402 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5405 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5407 * gengtype.c (walk_type, write_func_for_structure): Handle
5409 * doc/gty.texi: Document chain_circular.
5411 2008-04-28 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/36066
5414 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5417 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/i386.md
5421 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5422 Use match_scratch instead of match_operand for operands 3 and 4.
5424 2008-04-27 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/18754
5427 PR tree-optimization/34223
5428 * tree-pass.h (pass_complete_unrolli): Declare.
5429 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5430 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5431 Rewrite loop into loop closed SSA form if it is not already.
5432 (tree_unroll_loops_completely): Re-structure to iterate over
5433 innermost loops with intermediate CFG cleanups.
5434 Unroll outermost loops only if requested or the code does not grow
5436 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5437 loops are available.
5438 (tree_vectorize): Instead do so here.
5439 (tree_complete_unroll): Also unroll outermost loops.
5440 (tree_complete_unroll_inner): New function.
5441 (gate_tree_complete_unroll_inner): Likewise.
5442 (pass_complete_unrolli): New pass.
5443 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5444 uses outside of the loop.
5445 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5446 form if it is available.
5447 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5448 * passes.c (init_optimization_passes): Schedule complete inner
5449 loop unrolling pass before the first CCP pass after final inlining.
5451 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5453 * targhooks.h (default_emutls_var_fields,
5454 default_emutls_var_init): Declare.
5455 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5456 * target.h (struct gcc_target): Add struct emutls member.
5457 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5458 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5459 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5460 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5461 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5462 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5463 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5464 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5465 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5466 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5467 emit debug information.
5468 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5469 * varasm.c: Include targhooks.h.
5470 (emutls_object_section, emutls_tmpl_section): New.
5471 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5472 (EMUTLS_SEPARATOR): New.
5474 (get_emutls_object_name): New.
5475 (default_emutls_var_fields): New, broken out of ...
5476 (get_emutls_object_type): ... here. Adjust to use target hooks.
5477 (get_emutls_init_templ_addr): Adjust to use target hooks.
5478 (emutls_decl): Adjust to use target hooks.
5479 (emutls_finish): Likewise.
5480 (default_emutls_var_init): New, broken out of ...
5481 (assemble_variable): ... here. Adjust to use target hooks.
5482 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5484 * c-common.c (handle_section_attribute): Prevent overriding
5485 sections for emulated tls with special sections.
5486 * config/i386/i386.c (x86_64_elf_select_section): Add
5487 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5488 (x86_64_elf_unique_section): Likewise.
5489 * config/vxworks.c: Include tree.h.
5490 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5491 (vxworks_override_options): Set TLS scheme.
5492 * doc/tm.texi (Emulated TLS): New node.
5494 2008-04-26 Simon Baldwin <simonb@google.com>
5497 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5498 with propagated string constants.
5500 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5502 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5503 constraint for operand 2 when operand 0 is memory operand.
5504 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5505 operand 0 is memory operand.
5506 (fix_trunc<mode>_i387_with_temp): Ditto.
5507 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5508 operand 2 when operand 1 is memory operand.
5509 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5510 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5511 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5512 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5513 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5514 operands 2,3 and 4 when operand 1 is memory operand.
5515 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5517 (fistdi2_floor_with_temp): Ditto.
5518 (fist<mode>2_floor_with_temp): Ditto.
5519 (fistdi2_ceil_with_temp): Ditto.
5520 (fist<mode>2_ceil_with_temp): Ditto.
5521 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5523 2008-04-26 David Daney <ddaney@avtrex.com>
5525 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5527 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5528 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5529 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5530 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5531 (compare_and_swap_12): New insn.
5532 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5533 * config/mips/mips.c (mips_force_binary): New function.
5534 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5535 (mips_expand_compare_and_swap_12): New function.
5536 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5538 2008-04-25 Jan Hubicka <jh@suse.cz>
5541 * cfgexpand.c (pass_expand): Turn into RTL pass.
5542 * passes.c (execute_one_pass): Do pass typechecking after execution.
5543 * tree-pass.h (pass_expand): Turn into RTL pass.
5545 * function.h (struct rtl_data): Move here fields
5546 accesses_prior_frames, calls_eh_return, saves_all_registers,
5547 has_nonlocal_goto, has_asm_statement, is_thunk,
5548 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5549 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5550 arg_pointer_save_area_init from struct function; turn into bool.
5551 (struct function): Move
5552 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5553 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5554 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5555 tail_call_emit, arg_pointer_save_area_init
5556 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5557 (current_function_returns_struct, current_function_returns_pcc_struct,
5558 current_function_calls_setjmp, current_function_calls_alloca,
5559 current_function_accesses_prior_frames,
5560 current_function_calls_eh_return, current_function_is_thunk,
5561 current_function_stdarg, current_function_profile,
5562 current_function_limit_stack, current_function_uses_pic_offset_table,
5563 current_function_uses_const_pool, current_function_has_nonlocal_label,
5564 current_function_saves_all_registers,
5565 current_function_has_nonlocal_goto,
5566 current_function_has_asm_statement): Remove accesor macros.
5567 * ra-conflict.c (global_conflicts): Update.
5568 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5569 (suitable_for_tail_call_opt_p): Update.
5570 * builtins.c (expand_builtin_return_addr): Update.
5571 (expand_builtin_setjmp_setup): Update.
5572 (expand_builtin_nonlocal_goto): Update.
5573 * final.c (final_start_function): Update.
5574 (profile_function): Update.
5575 (leaf_function_p): Update.
5576 (only_leaf_regs_used): Update.
5577 * df-scan.c (df_get_exit_block_use_set): Update.
5578 * dojump.c (clear_pending_stack_adjust): Update.
5579 * tree-stdarg.c (gate_optimize_stdarg): Update.
5580 * gimple-low.c (lower_function_body): Update.
5581 * global.c (compute_regsets): Update.
5582 (global_alloc): Update.
5583 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5584 * expr.c (expand_assignment): Update.
5585 * dse.c (dse_step0): Update.
5586 (dse_step1): Update.
5587 * c-decl.c (store_parm_decls): Update.
5588 * local-alloc.c (combine_regs): Update.
5589 (find_free_reg): Update.
5590 * function.c (assign_parms_augmented_arg_list): Update.
5591 (assign_parm_find_data_types): Update.
5592 (assign_parms): Update.
5593 (allocate_struct_function): Update.
5594 (expand_function_start): Update.
5595 (expand_function_end): Update.
5596 (get_arg_pointer_save_area): Update.
5597 (thread_prologue_and_epilogue_insns): Update.
5598 (rest_of_match_asm_constraints): Update.
5599 * stor-layout.c (variable_size): Update.
5600 * gcse.c (gcse_main): Update.
5601 (bypass_jumps): Update.
5602 * gimplify.c (gimplify_function_tree): Update.
5603 * calls.c (emit_call_1): Update.
5604 (expand_call): Update.
5605 * bt-load.c (compute_defs_uses_and_gen): Update.
5606 * except.c (sjlj_assign_call_site_values): Update.
5607 (sjlj_emit_function_enter): Update.
5608 (can_throw_external): Update.
5609 (set_nothrow_function_flags): Update.
5610 (expand_builtin_unwind_init): Update.
5611 (expand_eh_return): Update.
5612 (convert_to_eh_region_ranges): Update.
5613 (output_function_exception_table): Update.
5614 * emit-rtl.c (gen_tmp_stack_mem): Update.
5615 * cfgexpand.c (expand_used_vars): Update.
5616 (tree_expand_cfg): Update.
5617 * cfgcleanup.c (rest_of_handle_jump): Update.
5618 * explow.c (allocate_dynamic_stack_space): Update.
5619 * varasm.c (assemble_start_function): Update.
5620 (force_const_mem): Update.
5621 (mark_constant_pool): Update.
5622 * tree-optimize.c (tree_rest_of_compilation): Update.
5623 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5624 * tree-cfg.c (notice_special_calls): Update.
5625 (is_ctrl_altering_stmt): Update.
5626 (tree_can_make_abnormal_goto): Update.
5627 (tree_purge_dead_abnormal_call_edges): Update.
5628 * config/alpha/predicates.md: Update.
5629 * config/alpha/alpha.c (alpha_sa_mask): Update.
5630 (alpha_sa_size): Update.
5631 (alpha_does_function_need_gp): Update.
5632 (alpha_expand_prologue): Update.
5633 (alpha_start_function): Update.
5634 (alpha_output_function_end_prologue): Update.
5635 (alpha_expand_epilogue): Update.
5636 * config/frv/frv.c (frv_stack_info): Update.
5637 (frv_expand_epilogue): Update.
5638 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5639 (s390_register_info): Update.
5640 (s390_frame_info): Update.
5641 (s390_init_frame_layout): Update.
5642 (s390_can_eliminate): Update.
5643 (save_gprs): Update.
5644 * config/spu/spu.c (spu_split_immediate): Update.
5645 (need_to_save_reg): Update.
5646 (spu_expand_prologue): Update.
5647 (spu_expand_epilogue): Update.
5648 * config/sparc/sparc.md: Update.
5649 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5650 (sparc_tls_got): Update.
5651 (legitimize_pic_address): Update.
5652 (sparc_emit_call_insn): Update.
5653 (sparc_expand_prologue): Update.
5654 (output_return): Update.
5655 (print_operand): Update.
5656 (sparc_function_ok_for_sibcall): Update.
5657 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5658 * config/m32r/m32r.md: Update.
5659 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5660 (m32r_compute_frame_size): Update.
5661 (m32r_expand_prologue): Update.
5662 (m32r_expand_epilogue): Update.
5663 (m32r_legitimize_pic_address): Update.
5664 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5665 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5666 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5668 (ix86_save_reg): Update.
5669 (ix86_compute_frame_layout): Update.
5670 (ix86_expand_prologue): Update.
5671 (ix86_expand_epilogue): Update.
5672 * config/sh/sh.c (output_stack_adjust): Update.
5673 (calc_live_regs): Update.
5674 (sh5_schedule_saves): Update.
5675 (sh_expand_prologue): Update.
5676 (sh_expand_epilogue): Update.
5677 (sh_setup_incoming_varargs): Update.
5678 (sh_allocate_initial_value): Update.
5679 (sh_get_pr_initial_val): Update.
5680 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5681 * config/sh/sh.md (label:): Update.
5682 * config/avr/avr.c (out_movhi_mr_r): Update.
5683 * config/crx/crx.h (enum): Update.
5684 * config/xtensa/xtensa.h (along): Update.
5685 * config/stormy16/stormy16.c Update.
5686 (xstormy16_compute_stack_layout): Update.
5687 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5688 (fr30_expand_prologue): Update.
5689 * config/cris/cris.c (cris_conditional_register_usage): Update.
5690 (cris_reg_saved_in_regsave_area): Update.
5691 (cris_initial_frame_pointer_offset): Update.
5692 (cris_simple_epilogue): Update.
5693 (cris_expand_prologue): Update.
5694 (cris_expand_epilogue): Update.
5695 (cris_expand_pic_call_address): Update.
5696 (cris_asm_output_symbol_ref): Update.
5697 (cris_asm_output_label_ref): Update.
5698 * config/cris/cris.md Update.
5699 * config/iq2000/iq2000.c (compute_frame_size): Update.
5700 (iq2000_expand_epilogue): Update.
5701 * config/mt/mt.h (save_direction): Update.
5702 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5703 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5704 (ia64_secondary_reload_class): Update.
5705 * config/m68k/m68k.c (m68k_save_reg): Update.
5706 (m68k_expand_prologue): Update.
5707 (m68k_expand_epilogue): Update.
5708 (legitimize_pic_address): Update.
5709 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5710 (first_reg_to_save): Update.
5711 (first_altivec_reg_to_save): Update.
5712 (compute_vrsave_mask): Update.
5713 (compute_save_world_info): Update.
5714 (rs6000_stack_info): Update.
5715 (spe_func_has_64bit_regs_p): Update.
5716 (rs6000_ra_ever_killed): Update.
5717 (rs6000_emit_eh_reg_restore): Update.
5718 (rs6000_emit_allocate_stack): Update.
5719 (rs6000_emit_prologue): Update.
5720 (rs6000_emit_epilogue): Update.
5721 (rs6000_output_function_epilogue): Update.
5722 (output_profile_hook): Update.
5723 (rs6000_elf_declare_function_name): Update.
5724 * config/rs6000/rs6000.h (rs6000_args): Update.
5725 * config/rs6000/rs6000.md: Update.
5726 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5727 * config/arc/arc.c (arc_output_function_epilogue): Update.
5728 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5729 * config/darwin.c (machopic_function_base_name): Update.
5730 * config/score/score3.c (score3_compute_frame_size): Update.
5733 (score3_epilogue): Update.
5734 * config/score/score7.c (score7_compute_frame_size): Update.
5735 (score7_prologue): Update.
5736 (score7_epilogue): Update.
5737 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5738 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5739 * config/arm/arm.c (use_return_insn): Update.
5740 (require_pic_register): Update.
5741 (arm_load_pic_register): Update.
5742 (arm_compute_save_reg0_reg12_mask): Update.
5743 (arm_compute_save_reg_mask): Update.
5744 (thumb1_compute_save_reg_mask): Update.
5745 (output_return_instruction): Update.
5746 (arm_output_function_prologue): Update.
5747 (arm_output_epilogue): Update.
5748 (arm_get_frame_offsets): Update.
5749 (arm_expand_prologue): Update.
5750 (thumb_pushpop): Update.
5751 (thumb_exit): Update.
5752 (thumb1_expand_prologue): Update.
5753 (thumb1_expand_epilogue): Update.
5754 (arm_unwind_emit): Update.
5755 (arm_output_fn_unwind): Update.
5756 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5757 * config/arm/arm.md: Update.
5758 * config/pa/pa.md: Update.
5759 * config/pa/pa.c (legitimize_pic_address): Update.
5760 (compute_frame_size): Update.
5761 (hppa_expand_prologue): Update.
5762 (hppa_expand_epilogue): Update.
5763 (borx_reg_operand): Update.
5764 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5765 (HARD_REGNO_RENAME_OK): Update.
5766 * config/mips/mips.c (mips_global_pointer): Update.
5767 (mips_save_reg_p): Update.
5768 (mips_compute_frame_info): Update.
5769 (mips_frame_pointer_required): Update.
5770 (mips_expand_prologue): Update.
5771 (mips_expand_epilogue): Update.
5772 (mips_can_use_return_insn): Update.
5773 (mips_reorg_process_insns): Update.
5774 * config/v850/v850.c (compute_register_save_size): Update.
5775 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5776 * config/mmix/mmix.c (along): Update.
5777 (mmix_expand_epilogue): Update.
5778 * config/bfin/bfin.c (legitimize_pic_address): Update.
5779 (must_save_p): Update.
5780 (stack_frame_needed_p): Update.
5781 (add_to_reg): Update.
5782 (bfin_expand_prologue): Update.
5783 * stmt.c (expand_asm_operands): Update.
5784 * reload1.c (reload): Update.
5785 (init_elim_table): Update.
5787 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5789 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5791 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5793 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5794 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5795 (mov<mode>): Removed.
5796 (*movv4sf_internal): Likewise.
5797 (*movv2df_internal): Likewise.
5799 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5801 * config.gcc (crx-*-elf): Remove deprecation.
5803 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5805 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5806 __gcc_deregister_frame with atexit.
5807 (deregister_frame_dtor): Remove.
5809 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5810 Nathan Sidwell <nathan@codesourcery.com>
5812 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5814 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5815 (rs6000_isel): Likewise.
5816 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5817 (rs6000_isel): New variable.
5818 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5820 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5823 * c-common.c (handle_vector_size_attribute): Call
5824 lang_hooks.types.reconstruct_complex_type instead of
5825 reconstruct_complex_type.
5826 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5827 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5828 * langhooks.h (struct lang_hooks_for_types): Add
5829 reconstruct_complex_type hook.
5830 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5831 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5833 2008-04-24 Richard Guenther <rguenther@suse.de>
5835 * c-common.h (check_builtin_function_arguments): Declare.
5836 * c-common.c (validate_nargs): New function.
5837 (check_builtin_function_arguments): Likewise.
5838 * c-typeck.c (build_function_call): Call
5839 check_builtin_function_arguments.
5840 * builtins.c (fold_builtin_classify): Remove error reporting code.
5841 (fold_builtin_unordered_cmp): Likewise.
5842 (fold_builtin_1): Likewise.
5843 (fold_builtin_n): Likewise.
5845 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5847 PR tree-optimization/36008
5848 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5849 the original op1, rather than delta by step.
5851 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5852 Sebastian Pop <sebastian.pop@amd.com>
5854 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5855 eliminate_local_variables_stmt, eliminate_local_variables,
5856 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5857 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5858 of code delimited by two edges in the CFG.
5859 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5860 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5861 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5862 the case of parallelisation of reductions.
5863 (expr_invariant_in_region_p): New.
5865 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5866 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5868 2008-04-24 Ira Rosen <irar@il.ibm.com>
5869 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/36034
5872 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5873 incapable of dealing with loads with gaps.
5875 2008-04-24 Rafael Espindola <espindola@google.com>
5877 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5878 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5879 vrp_evaluate_conditional.
5880 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5881 (vrp_evaluate_conditional): Split the cond argument.
5882 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5883 (simplify_stmt_for_jump_threading): Update call to
5884 vrp_evaluate_conditional.
5886 2008-04-24 Ira Rosen <irar@il.ibm.com>
5888 PR tree-optimization/35982
5889 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5890 interleaved data-refs are of the same type.
5892 2008-04-24 Danny Smith <dannysmith@users.net>
5894 * c-format.c (check_format_info_main): Use strncmp rather than a
5895 magic prefix to handle multichar length specs.
5896 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5897 Don't prefix "I64" and "I32" with '\0'.
5899 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5902 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5903 in registers for -m32 only if stdarg_p (fntype).
5905 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5907 PR rtl-optimization/36006
5908 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5909 temp to op0 in order to avoid invalid rtx sharing.
5911 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5913 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5914 check TREE_INVARIANT.
5915 * tree-gimple.c (is_gimple_address): New.
5916 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5917 * tree-gimple.h (is_gimple_address): New.
5918 * tree.h (decl_address_invariant_p): New.
5919 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5920 (build_string): Likewise.
5921 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5922 (tree_invariant_p_1): Likewise.
5923 (save_expr): Use it.
5924 (tree_invariant_p): New.
5925 (skip_simple_arithmetic): Use it.
5926 (stabilize_reference_1): Use it.
5927 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5929 (build1_stat): Drop code to compute TREE_INVARIANT.
5930 (build2_stat): Drop code to compute TREE_INVARIANT.
5931 (build3_stat): Drop code to compute TREE_INVARIANT.
5932 (build4_stat): Drop code to compute TREE_INVARIANT.
5933 (build5_stat): Drop code to compute TREE_INVARIANT.
5934 (build7_stat): Drop code to compute TREE_INVARIANT.
5935 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5936 * tree.h (struct tree_base): Remove invariant_flag.
5937 (TREE_INVARIANT): Remove.
5938 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5939 (fold_builtin_expect): Check TREE_CONSTANT.
5940 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5941 * c-tree.h (c_expr_to_decl): Drop third parameter.
5942 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5943 (build_c_cast): Don't set TREE_INVARIANT.
5944 (pop_init_level): Don't set TREE_INVARIANT.
5945 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5946 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5948 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5949 (gimplify_addr_expr): Adjust comment.
5950 * tree-mudflap.c (mf_build_string):
5951 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5952 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5953 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5954 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5955 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5956 * langhooks.h (struct lang_hooks): Drop third parameter from
5959 2008-04-23 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/27799
5962 PR tree-optimization/32921
5963 PR tree-optimization/32624
5964 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5965 SMTs aliases and the tag itself into the solution.
5966 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5967 merge the points-to solution back into the SMT aliases.
5968 (may_alias_p): Use alias_set_subset_of instead of
5969 aliases_conflict_p. A pointer which points to
5970 memory with alias set zero may access any variable.
5972 2008-04-23 Richard Guenther <rguenther@suse.de>
5974 * alias.c (alias_set_subset_of): Correctly handle asking
5975 if zero is a subset of an alias set with zero child.
5976 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5977 (compute_flow_insensitive_aliasing): Correctly walk all
5978 pointers. Do not unnecessarily union sets.
5980 2008-04-23 Richard Guenther <rguenther@suse.de>
5983 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5985 2008-04-22 Tomas Bily <tbily@suse.cz>
5987 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5989 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5991 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5992 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5993 * tree-inline.c (estimate_num_insns_1): Likewise.
5994 * varasm.c (const_hash_1, compare_constant, copy_constant)
5995 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5996 * emit-rtl.c (component_ref_for_mem_expr)
5997 (set_mem_attributes_minus_bitpos): Likewise.
5998 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5999 (is_aligning_offset): Likewise.
6000 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6001 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6002 * dojump.c (do_jump): Likewise.
6003 * builtins.c (get_pointer_alignment, get_memory_rtx)
6004 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6005 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6007 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6009 PR rtl-optimization/36017
6010 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6011 expanding the library call.
6013 2008-04-22 Ian Lance Taylor <iant@google.com>
6015 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6018 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6020 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6021 of LR/CTR moves for Power6.
6023 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6026 * passes.c (init_optimization_passes): Remove
6027 pass_fast_rtl_byte_dce.
6029 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6032 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6033 builtin functions to generate faster code.
6034 (_mm_cvtpu16_ps): Ditto.
6035 (_mm_cvtpi32x2_ps): Ditto.
6037 2008-04-22 Nick Clifton <nickc@redhat.com>
6039 * common.opt (ftree-loop-distribution): Add Optimization
6042 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6043 (frv_expand_builtin_va_start): Likewise.
6045 * config/arm/arm.c (thumb_find_work_register): Fix location of
6046 argument register count.
6048 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6050 Support scheduling for ColdFire V1 and V3 microarchitecture.
6051 Improve scheduling of multiplication instructions.
6053 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6054 (mac): New instruction attribute.
6055 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6056 (m68k_sched_mac): New variable.
6057 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6058 Handle cfv1 and cfv3.
6059 (max_insn_size): New static variable.
6060 (struct _sched_ib): New type.
6061 (sched_ib): New static variable.
6062 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6063 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6064 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6066 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6067 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6068 new variables. Update.
6069 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6070 Add modeling of cfv3 instruction buffer. Update.
6071 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6072 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6073 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6074 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6075 a particular reservation applies to.
6076 (type2): Reorganize attribute values. Rename alu to alu_reg,
6077 alu_l to alu, move_l to omove. Join move to alu. Split mul
6079 (cf_ib_*): Simplify description of instruction buffer.
6080 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6081 (cf_mem): Split into cf_mem1 and cf_mem2.
6082 (cf_v2_move_??): Rename to cfv12_alu_??.
6083 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6084 (cf_v2_mul_??): Remove reservations.
6085 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6086 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6087 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6089 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6090 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6091 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6092 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6093 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6094 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6095 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6096 expansions of the above reservations for instructions of sizes
6099 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6101 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6103 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6105 * coverage.c: Include tree-pass.h.
6106 (coverage_counter_alloc): Print da_file_name to the dump file.
6108 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6110 * sbitmap.c (sbitmap_range_empty_p): New function.
6111 * sbitmap.h (sbitmap_range_empty_p): New function.
6112 * bitmap.h: Now includes obstack.h.
6114 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6115 Kenneth Zadeck <zadeck@naturalbridge.com>
6117 * dbgcnt.def (ra_byte_scan): Added.
6118 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6119 when the last hit happens for a counter.
6120 * timevar.def (TV_DF_BYTE_LR): New variable.
6121 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6122 * passes.c (pass_fast_rtl_byte_dce): New pass.
6123 * fwprop.c (update_df): Added mode to call df_ref_create.
6124 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6125 DF_REF_EXTRACT_OFFSET.
6126 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6127 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6129 (df_ref_extract): Added mode field.
6130 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6131 DF_REF_EXTRACT_OFFSET.
6132 (DF_REF_EXTRACT_MODE): New macro.
6133 (df_byte_lr_bb_info): New structure.
6134 (df_print_byte_regset, df_compute_accessed_bytes,
6135 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6136 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6137 df_byte_lr_simulate_uses,
6138 df_byte_lr_simulate_artificial_refs_at_top,
6139 df_byte_lr_simulate_artificial_refs_at_end,
6140 df_compute_accessed_bytes): New function.
6141 (df_ref_create): Add parameter.
6142 (df_byte_lr_get_bb_info): New inline function.
6143 * df-scan.c (df_ref_record, df_uses_record,
6144 df_ref_create_structure): Added mode parameter.
6145 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6146 df_defs_record, df_uses_record, df_get_conditional_uses,
6147 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6148 df_entry_block_defs_collect, df_exit_block_uses_collect):
6149 Added mode parameter to calls to df_ref_record, df_uses_record,
6150 df_ref_create_structure.
6151 (df_ref_equal_p, df_ref_compare): Added test for modes.
6152 (df_ref_create_structure): Added code to set mode. Renamed
6153 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6154 DF_REF_EXTRACT_OFFSET.
6155 * df-core.c (df_print_byte_regset): New function.
6156 * df-byte-scan.c: New file.
6157 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6158 calls to BITMAP_FREE.
6159 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6160 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6161 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6162 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6163 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6164 df_byte_lr_local_compute, df_byte_lr_init,
6165 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6166 df_byte_lr_transfer_function, df_byte_lr_free,
6167 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6168 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6169 df_byte_lr_simulate_uses,
6170 df_byte_lr_simulate_artificial_refs_at_top,
6171 df_byte_lr_simulate_artificial_refs_at_end): New function.
6172 * dce.c (byte_dce_process_block): New function.
6173 (dce_process_block): au is now passed in rather than computed
6174 locally. Changed loops that look at artificial defs to not look
6175 for conditional or partial ones, because there never are any.
6176 (fast_dce): Now is able to drive byte_dce_process_block or
6177 dce_process_block depending on the kind of dce being done.
6178 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6179 (rest_of_handle_fast_byte_dce): New function.
6180 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6181 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6183 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6186 * gcc.h: Added fortran options that take arguments to
6187 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6190 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6192 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6193 scalarization if on the LHS and not a full access.
6195 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6197 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6199 2008-04-18 Rafael Espindola <espindola@google.com>
6201 * tree-vrp.c (find_case_label_index): Fix the binary search.
6202 (find_case_label_range): New.
6203 (vrp_visit_switch_stmt): Use find_case_label_range.
6204 (simplify_switch_using_ranges): Use find_case_label_range.
6206 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6208 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6209 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6211 2008-04-18 Tom Tromey <tromey@redhat.com>
6214 * doc/cpp.texi (Implementation-defined behavior): Mention
6217 2008-04-18 Ian Lance Taylor <iant@google.com>
6219 * fold-const.c (pointer_may_wrap_p): New static function.
6220 (fold_comparison): Add another test for pointer overflow. Use
6221 pointer_may_wrap_p to disable some false positives.
6223 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6225 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6226 (fname_as_string): Match updated cpp_interpret_string prototype.
6227 (fix_string_type): Support char16_t* and char32_t*.
6228 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6229 derivative) nodes. Register as builtin if C++0x.
6230 (c_parse_error): Support CPP_CHAR{16,32}.
6231 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6232 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6233 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6234 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6235 CTI_CHAR32_ARRAY_TYPE>: New elements.
6236 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6237 char32_type_node, signed_char32_type_node, char16_array_type_node,
6238 char32_array_type_node): New defines.
6239 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6240 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6241 (lex_string): Support CPP_STRING{16,32}, match updated
6242 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6243 (lex_charconst): Support CPP_CHAR{16,32}.
6244 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6245 and CPP_STRING{16,32}.
6247 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6250 * aclocal.m4: Regenerate.
6251 * configure: Regenerate.
6253 2008-04-18 Jan Hubicka <jh@suse.cz>
6255 * except.c (dw2_size_of_call_site_table,
6256 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6258 * cgraphbuild.c (build_cgraph_edges): Update.
6259 * tree-pass.h: Update comment.
6260 * final.c (leaf_function_p): Update.
6261 (leaf_renumber_regs): Update.
6262 (rest_of_clean_state): Update.
6263 * omp-low.c (expand_omp_parallel): Update.
6264 * ipa-reference.c (analyze_function): Update.
6265 * reorg.c (find_end_label): Update.
6266 (optimize_skip): Update.
6267 (fill_simple_delay_slots): Update.
6268 (fill_simple_delay_slots): Update.
6269 (make_return_insns): Update.
6270 (dbr_schedule): Update.
6271 * gimple-low.c (record_vars_into): Update.
6272 * cfgbuild.c (make_edges): Update.
6273 * function.c (assign_stack_local): Update.
6274 (assign_parm_adjust_stack_rtl): Update.
6275 (locate_and_pad_parm): Update.
6276 (allocate_struct_function): Do not initialize stack_alignment_needed
6277 and preferred_stack_boundary here.
6278 (stack_protect_prologue): Update.
6279 (stack_protect_epilogue): Update.
6280 (expand_function_start): Initialize stack_alignment_needed,
6281 preferred_stack_boundary and max_jumptable_ents.
6282 (expand_function_end): Update.
6283 (free_after_compilation): Do not NULLify epilogue_delay_list.
6284 * function.h (struct rtl_data): Add stack_protect_guard,
6285 stack_alignment_needed,
6286 preferred_stack_boundary, epilogue_delay_list.
6287 (struct function): Remove value_histograms, stack_alignment_needed,
6288 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6290 unexpanded_var_list, stack_protect_guard.
6291 (current_function_epilogue_delay_list): Remove.
6292 * ipa-type-escape.c (analyze_function): Update.
6293 * gimplify.c (pop_gimplify_context): Update comment.
6294 * calls.c (expand_call): Update.
6295 (emit_library_call_value_1): Update.
6296 * except.c (set_nothrow_function_flags): Update.
6297 * cfgexpand.c (get_decl_align_unit): Update.
6298 (create_stack_guard): Update.
6299 (estimated_stack_frame_size): Update.
6300 (expand_used_vars): Update.
6301 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6302 * explow.c (allocate_dynamic_stack_space): Update.
6303 * tree-ssa-live.c (remove_unused_locals): Update.
6304 * varasm.c (mark_constant_pool): Update.
6305 * tree-inline.c (remap_decls): Update.
6306 (initialize_cfun): Update.
6307 (declare_return_variable): Update.
6308 (inline_forbidden_p): Update.
6309 (expand_call_inline): Update.
6310 (declare_inline_vars): Update.
6311 (tree_function_versioning): Update.
6312 * tree-flow.h (value_histograms): New.
6313 (VALUE_HISTOGRAMS): New macro.
6314 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6316 * tree-cfg.c (set_bb_for_stmt): Update.
6317 (replace_by_duplicate_decl): Update.
6318 (move_block_to_fn): Update.
6319 (new_label_mapper): Update.
6320 (dump_function_to_file): Update.
6321 * ipa-struct-reorg.c (build_data_structure): Update.
6322 * cfgrtl.c (print_rtl_with_bb): Update.
6323 * reload1.c (reload): Update.
6325 * config/i386/i386.c (setup_incoming_varargs_64,
6326 ix86_compute_frame_layout): Update.
6327 * config/arc/arc.c (arc_output_function_epilogue): Update.
6329 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6331 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6332 for FreeBSD as well.
6333 * gthr-posix95.h: Likewise.
6335 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6337 PR rtl-optimization/35838
6338 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6339 out the byte offset of the first subreg.
6341 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6344 to split_ti instead of three separate calls with single member arrays.
6345 (subti3 splitter): Ditto.
6346 (adddi3 splitter): Ditto with split_di.
6347 (subdi3 splitter): Ditto.
6348 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6349 two separate calls with single member arrays. Swap match_dup
6350 operands 1 and 2 to better fit into the array.
6351 (negdi2 splitter): Ditto with split_di.
6352 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6353 two separate calls with single member arrays. Swap match_dup operands
6354 6 and 7 to better fit into the array.
6356 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6358 * config/i386/i386.c (sse_builtin_type): New.
6359 (bdesc_sse_args): Likewise.
6360 (bdesc_sse_3arg): Removed.
6361 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6362 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6363 IX86_BUILTIN_ROUNDPS.
6364 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6365 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6366 IX86_BUILTIN_ROUNDPS.
6367 (ix86_expand_sse_4_operands_builtin): Removed.
6368 (ix86_expand_sse_operands_builtin): New.
6369 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6370 and CODE_FOR_sse4_1_roundps.
6371 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6372 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6374 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6377 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6378 regs before frame pop when needed. If use_backchain_to_restore_sp
6379 then load backchain into a temp reg to restore vr and vrsave. Add
6380 code to restore vr after frame pop if possible.
6382 2008-04-17 Richard Guenther <rguenther@suse.de>
6384 * tree-vn.c (expressions_equal_p): Do not check type
6385 equality or compatibility before calling operand_equal_p.
6386 * fold-const.c (operand_equal_p): Check equivalence of
6387 integer constants before bailing out due to signedness or
6388 precision differences.
6389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6390 spurious differences in type qualification. Ignore types
6391 for COMPONENT_REFs at all.
6393 2008-04-17 Christian Bruel <christian.bruel@st.com>
6395 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6396 msw_skip comparison.
6398 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6401 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6404 PR tree-optimization/35899
6405 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6406 rather than TREE_OPERAND.
6408 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6411 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6412 temporary registers. Change operand predicate to general_operand.
6413 (remainderxf3): Ditto.
6415 2008-04-16 Richard Guenther <rguenther@suse.de>
6417 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6418 * tree-affine.c (aff_combination_expand): Look through some
6421 2008-04-15 Doug Kwan <dougkwan@google.com>
6423 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6425 * tree-pretty-print.c (dump_generic_node): Ditto.
6426 * final.c (output_addr_const): Ditto.
6427 * dwarf2out.c (output_cfi): Ditto.
6428 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6429 * print-rtl.c (print_rtx): Ditto.
6430 * print-tree.c (print_node_brief, print_node): Ditto.
6431 * c-common.c (match_case_to_enum_1): Ditto.
6432 * sched-vis.c (print_value): Ditto.
6433 * config/i386/i386.c (print_operand): Cast to long unsigned int
6436 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6437 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6438 MS Windows VirtualProtect function.
6440 2008-04-15 Jan Hubicka <jh@suse.cz>
6442 * gengtype.c (write_root): Param_is argument is OK.
6443 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6444 * function.h: Include varray.h
6445 (rtl_eh): New stucture based on except.c one.
6446 (call_site_record): New forward declaration and vector type.
6447 * calls.c (emit_call_1): Do not call
6448 note_current_region_may_contain_throw.
6449 * except.c (eh_status): Remove cur_region, try_region since they are
6451 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6452 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6453 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6454 Remove call_site_data_used, call_site_data_size.
6455 Turn call_site_record into vector in function.h.
6456 (note_current_region_may_contain_throw): Remove.
6457 (get_exception_pointer, get_exception_filter): Do not take struct
6458 function argument; update.
6459 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6460 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6461 build_post_landing_pads, dw2_build_landing_pads,
6462 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6463 sjlj_emit_function_enter, sjlj_emit_function_enter,
6464 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6465 sjlj_build_landing_pads, finish_eh_generation,
6466 remove_exception_handler_label, remove_eh_handler,
6467 maybe_remove_eh_handler, add_reachable_handler,
6468 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6469 add_action_record, collect_one_action_chain, add_call_site,
6470 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6471 sjlj_output_call_site_table, output_function_exception_table,
6472 * except.h (note_current_region_may_contain_throw): Remove
6473 (get_exception_pointer, get_exception_filter): Do not take struct
6475 * Makefile.in (GTFILES): Put varargs before struct function.
6477 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6479 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6480 punt for STRING_CST.
6481 (get_constraint_for): Deal with STRING_CST here instead.
6483 2008-04-15 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6486 statements in a basic-block with a backward walk. Do not
6487 substitute into dead statements but instead remove those.
6489 2008-04-15 Richard Guenther <rguenther@suse.de>
6491 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6492 to zero, thus disable creation of SFTs.
6494 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6496 * tree-predcom.c (suitable_reference_p): Return false if the
6497 reference can throw.
6499 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6502 * c-decl.c (finish_decl): If extern or static var has variable
6503 size, set TREE_TYPE (decl) to error_mark_node.
6505 2008-04-15 Rafael Espindola <espindola@google.com>
6507 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6510 2008-04-15 Richard Guenther <rguenther@suse.de>
6512 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6513 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6514 (visit_reference_op_load): Do walk vuse-vdef chains on
6515 vn_reference_lookup.
6516 (visit_reference_op_store): But do not here.
6517 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6518 vn_reference_lookup.
6519 (vn_lookup_with_vuses): But do so here.
6521 2008-04-14 Ian Lance Taylor <iant@google.com>
6523 * fold-const.c (fold_overflow_warning): Remove assertion.
6525 2008-04-15 Ben Elliston <bje@au.ibm.com>
6527 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6528 temp1 local variables.
6530 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6533 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6534 ".text.unlikely" section as executable.
6536 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6538 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6539 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6540 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6541 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6542 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6543 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6544 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6546 2008-04-14 Ian Lance Taylor <iant@google.com>
6548 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6549 * fold-const.c (fold_comparison): If appropriate, test
6550 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6551 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6552 reassociating a pointer type.
6553 * doc/invoke.texi (Optimize Options): Document that
6554 -fstrict-overflow applies to pointer wraparound.
6556 2008-04-13 Jan Hubicka <jh@suse.cz>
6558 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6560 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6562 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6563 we are going to "save the world".
6565 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6567 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6568 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6569 operand 0 constraint, not "=".
6571 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6573 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6575 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6577 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6578 of size of positions_needed * CHAR_BIT.
6580 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6583 * dse.c (store_info): Change positions_needed to unsigned
6585 (lowpart_bitmask): New.
6586 (record_store): Cast to unsigned HOST_WIDE_INT for
6587 positions_needed. Assert width <= size of positions_needed *
6588 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6589 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6590 lowpart_bitmask to set mask.
6592 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6594 * config/bfin/constraints.md: New file.
6595 * config/bfin/bfin.md: Include it.
6596 (adddi3): Use satisfies_constraint functions instead of the old macros.
6597 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6598 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6599 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6600 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6601 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6602 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6603 EXTRA_CONSTRAINT): Delete.
6604 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6605 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6607 * config/bfin/bfin.c: Include "tm-constrs.h".
6608 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6609 Use satisfies_constraint functions instead of the old macros.
6610 * doc/md.texi (Blackfin Constraints): Update file name reference.
6612 2008-04-11 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/35869
6615 * tree-vrp.c (execute_vrp): Move switch statement update after
6616 jump threading. Schedule another cfg cleanup run.
6618 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6621 * attribs.c (decl_attributes): Return early on errorneous node.
6623 2008-04-10 Oleg Ryjkov <olegr@google.com>
6625 * tree.h (struct tree_base): Added a new flag default_def_flag.
6626 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6628 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6630 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6632 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6635 * pa.md: Define mode iterator P. Define mode attribute dwc.
6636 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6637 (icacheflush): Likewise.
6638 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6639 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6641 2008-04-11 Ben Elliston <bje@au.ibm.com>
6643 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6645 2008-04-10 Rafael Espindola <espindola@google.com>
6647 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6648 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6649 (extract_range_from_expr): The same.
6651 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6653 * config/mips/mips.md (GPR2): New mode iterator.
6655 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6656 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6657 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6658 Rewrite these to take two modes, the mode of comparison and the
6659 mode of the destination.
6660 * config/mips/mips.c (mips_expand_scc): Instead of having
6661 paradoxical subreg as destination, expand "narrowing" scc if mode
6662 of comparison is SI and target is requested in DI mode.
6663 (mips_emit_int_order_test): Update comment. Make mode of
6664 comparison match CMP0 rather than TARGET. When creating inverse
6665 target use mode of TARGET.
6667 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6669 * gcov-dump.c (tag_summary): Only print summaries for the first
6670 GCOV_COUNTERS_SUMMABLE counters.
6672 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6674 * config/i386/i386.md (absneg): New code iterator.
6675 (absnegprefix): New code attribute.
6676 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6677 patterns using absneg code iterator.
6678 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6679 using absneg code iterator.
6680 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6681 *neg<mode>2 patterns using absneg code iterator.
6682 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6683 *negextendsfdf2 patterns using absneg code iterator.
6684 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6685 *negextendsfxf2 patterns using absneg code iterator.
6686 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6687 *negextendsfdf2 patterns using absneg code iterator.
6688 * config/i386/sse.md (<code><mode>2): Macroize expander from
6689 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6691 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6693 * config/s390/s390.h: Remove the remains of the recent search
6694 & replace action of current_function_outgoing_args_size.
6696 2008-04-10 Ira Rosen <irar@il.ibm.com>
6698 PR tree-optimization/35821
6699 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6700 NEW_STMT_LIST is not NULL.
6702 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6705 * toplev.c (process_options): Remove -ffunction-sections debugging
6708 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6710 PR middle-end/PR28690
6711 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6712 than gen_rtx_fmt_ee to perform more canonicalizations.
6714 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6717 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6719 2008-04-09 Richard Guenther <rguenther@suse.de>
6721 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6722 (dump_function_to_file): Dump function arguments with types.
6724 2008-04-08 Richard Guenther <rguenther@suse.de>
6726 * fold-const.c (fold_widened_comparison): Do not allow
6727 sign-changes that change the result.
6729 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6732 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6733 kinds of indirect references.
6735 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6737 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6738 GNU Fortran language string.
6740 2008-04-08 Rafael Espindola <espindola@google.com>
6742 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6743 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6744 * tree.h (tree_call_nonnegative_warnv_p): New.
6746 2008-04-08 Jan Hubicka <jh@suse.cz>
6748 * function.c (free_after_compilation): Clear out regno_reg_rtx
6751 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6754 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6756 PR middle-end/PR28690
6757 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6758 same precedence as REG_POINTER and MEM_POINTER operands.
6760 2008-04-08 Richard Guenther <rguenther@suse.de>
6763 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6764 for adding index to base.
6766 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6768 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6769 (MINGW_ENABLE_EXECUTE_STACK): New.
6770 (IN_LIBGCC2): For libgcc include windows.h file for
6771 function declarations.
6773 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6775 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6776 and tem2 if tem1 is not a REG or MULT.
6778 2008-04-08 Jan Hubicka <jh@suse.cz>
6780 * function.h (incomming_args): Break out of struct function.
6781 (function_subsections): Break out of struct function.
6782 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6783 return_rtx and hard_reg_initial_vals from struct function.
6784 Kill inl_max_label_num.
6785 (current_function_pops_args, current_function_args_info,
6786 current_function_args_size, current_function_args_size,
6787 current_function_pretend_args_size,
6788 current_function_outgoing_args_size,
6789 current_function_internal_arg_pointer, current_function_return_rtx):
6790 Kill compatibility accestor macros.
6791 * builtins.c (expand_builtin_apply_args_1): Update.
6792 (expand_builtin_next_arg): Update.
6793 * df-scan.c (df_get_call_refs): Update.
6794 * dbxout.c (dbxout_function_end): Update.
6795 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6796 (output_line_info): Update.
6797 (secname_for_decl): Update.
6798 (dwarf2out_var_location): Update.
6799 * function.c (free_after_compilation): Update.
6800 (assign_parm_find_stack_rtl): Update.
6801 (assign_parms): Update.
6802 (expand_dummy_function_end): Update.
6803 (expand_function_end): Update.
6804 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6805 (expand_call): Update.
6806 (emit_library_call_value_1): Update.
6807 (store_one_arg): Update.
6808 * varasm.c (initialize_cold_section_name): Update.
6809 (unlikely_text_section): Update.
6810 (unlikely_text_section_p): Update.
6811 (assemble_start_function): Update.
6812 (assemble_end_function): Update.
6813 (default_section_type_flags): Update.
6814 (switch_to_section): Update.
6815 * integrate.c (set_decl_abstract_flags): Update.
6816 (get_hard_reg_initial_val): Update.
6817 (has_hard_reg_initial_val): Update.
6818 (allocate_initial_values): Update.
6819 * resource.c (init_resource_info): Update.
6820 * config/alpha/alpha.c (NUM_ARGS): Update.
6821 (direct_return): Update.
6822 (alpha_va_start): Update.
6823 (alpha_sa_size): Update.
6824 (alpha_initial_elimination_offset): Update.
6825 (alpha_expand_prologue): Update.
6826 (alpha_start_function): Update.
6827 (alpha_expand_epilogue): Update.
6828 (unicosmk_initial_elimination_offset):
6829 * config/alpha/alpha.md (call expander): Update.
6830 * config/s390/s390.c (s390_register_info): Update.
6831 (s390_register_info): Update.
6832 (s390_frame_info): Update.
6833 (s390_initial_elimination_offset): Update.
6834 (s390_build_builtin_va_list): Update.
6835 (s390_va_start): Update.
6836 * config/spu/spu.c (direct_return): Update.
6837 (spu_expand_prologue): Update.
6838 (spu_initial_elimination_offset): Update.
6839 (spu_build_builtin_va_list): Update.
6840 (spu_va_start): Update.
6841 * config/sparc/sparc.c (sparc_init_modes): Update.
6842 (sparc_compute_frame_size): Update.
6843 (function_value): Update.
6844 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6845 * config/i386/i386.md (return expander): Update.
6846 * config/i386/i386.c (ix86_va_start): Update.
6847 (ix86_can_use_return_insn_p): Update.
6848 (ix86_compute_frame_layout): Update.
6849 (ix86_expand_epilogue): Update.
6850 * config/sh/sh.c (output_stack_adjust): Update.
6851 (calc_live_regs): Update.
6852 (sh_expand_prologue): Update.
6853 (sh_builtin_saveregs): Update.
6854 (sh_va_start): Update.
6855 (initial_elimination_offset): Update.
6856 (sh_allocate_initial_value): Update.
6857 (sh_function_ok_for_sibcall): Update.
6858 (sh_get_pr_initial_val): Update.
6859 * config/sh/sh.md (return expander): Update.
6860 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6861 * config/crx/crx.c (crx_compute_frame): UPdate.
6862 (crx_initial_elimination_offset): UPdate.
6863 * config/xtensa/xtensa.c (compute_frame_size): Update
6864 (xtensa_builtin_saveregs): Update.
6865 (xtensa_va_start): Update.
6866 (order_regs_for_local_alloc): Update.
6867 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6868 (xstormy16_expand_builtin_va_start): Update.
6869 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6870 * config/m68hc11/m68hc11.md (return expanders): Update.
6871 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6872 (expand_epilogue): Update.
6873 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6874 (cris_simple_epilogue): Update.
6875 (cris_expand_prologue): Update.
6876 (cris_expand_epilogue): Update.
6877 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6878 (compute_frame_size): Update.
6879 * config/mt/mt.c (mt_compute_frame_size): Update.
6880 * config/mn10300/mn10300.c (expand_prologue): Update.
6881 (expand_epilogue): Update.
6882 (initial_offset): Update.
6883 (mn10300_builtin_saveregs):
6884 * config/mn10300/mn10300.md (return expander): Update.
6885 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6886 (ia64_initial_elimination_offset): Update.
6887 (ia64_initial_elimination_offset): Update.
6888 (ia64_expand_prologue): Update.
6889 * config/m68k/m68k.md (return expander): Update.
6890 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6891 (rs6000_stack_info): Update.
6892 * config/mcore/mcore.c (layout_mcore_frame): Update.
6893 (mcore_expand_prolog): Update.
6894 * config/arc/arc.c (arc_compute_frame_size): Update.
6895 * config/score/score3.c (score3_compute_frame_size): Update.
6896 * config/score/score7.c (score7_compute_frame_size): Update.
6897 * config/arm/arm.c (use_return_insn): Update.
6898 (thumb_find_work_register): Update.
6899 (arm_compute_save_reg_mask): Update.
6900 (arm_output_function_prologue): Update.
6901 (arm_output_epilogue): Update.
6902 (arm_size_return_regs): Update.
6903 (arm_get_frame_offsets): Update.
6904 (arm_expand_prologue): Update.
6905 (thumb_exit): Update.
6906 (thumb_unexpanded_epilogue): Update.
6907 (thumb1_output_function_prologue): Update.
6908 * config/pa/pa.md (return expander): Update.
6909 * config/pa/pa.c (compute_frame_size): Update.
6910 (hppa_builtin_saveregs): Update.
6911 * config/mips/mips.c (mips_va_start): Update.
6912 (mips16_build_function_stub): Update.
6913 (mips_compute_frame_info): Update.
6914 (mips_restore_gp): Update.
6915 (mips_output_function_prologue): Update.
6916 (mips_expand_prologue): Update.
6917 * config/v850/v850.c (compute_frame_size): Update.
6918 (expand_prologue): * config/mmix/mmix.c (along): update.
6919 (mmix_initial_elimination_offset): update.
6920 (mmix_reorg): update.
6921 (mmix_use_simple_return): update.
6922 (mmix_expand_prologue): update.
6923 (mmix_expand_epilogue): Update.
6924 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6925 (emit_link_insn): Update.
6927 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6929 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6930 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6932 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6935 2008-04-07 Jan Hubicka <jh@suse.cz>
6937 * function.h (rtl): Rename to x_rtl.
6939 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6940 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6941 used_temp_slots avail_temp_slots, temp_slot_level,
6942 nonlocal_goto_handler_labels): Update accesstors.
6943 (rtl): New global variable.
6944 (struct function): Move some fileds to rtl_data.
6945 (get_arg_pointer_save_area): Update prototype.
6946 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6947 get_arg_pointer_save_area.
6948 * expr.c (init_expr): Update
6949 * function.c (get_frame_size): Update
6950 (assign_stack_local): Update
6951 (expand_function_end): Update.
6952 (get_art_pointer_save_area): Update
6954 * emit-rtl.c (rtl): Declare.
6955 (regno_reg_rtx): Declare.
6956 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6958 (gen_reg_rtx): Update.
6959 * varasm.c (n_deferred_constatns): Update accestor.
6960 (init_varasm_status): Do not allocate varasm_status.
6961 (force_const_mem, get_pool_size, output_constant_pool): Update.
6962 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6963 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6964 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6965 * sparc/sparc.h (INIT_EXPANDERS): Update.
6966 * ia64/ia64.h (INIT_EXPANDERS): Update.
6968 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6970 * reload.c (push_secondary_reload): Add missing break to for loop.
6972 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6974 PR middle-end/PR28690
6975 * rtlanal.c: Update copyright years.
6976 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6977 as REG_POINTER and MEM_POINTER operands.
6978 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6979 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6980 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6981 * gcse.c: Update copyright years.
6982 (pre_delete): Call gen_reg_rtx_and_attrs.
6983 (hoist_code): Likewise.
6984 (build_store_vectors): Likewise.
6985 (delete_store): Likewise.
6986 * loop-invariant.c (move_invariant_reg): Likewise.
6987 Update copyright years.
6989 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6991 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6992 control string instead of quoted.
6994 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6996 * doc/rtl.texi: Rewrite of subreg section.
6998 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7001 * config/i386/i386.c (legitimize_pic_address): Add treating
7002 of dllimport SYM_REF's.
7003 (legitimize_dllimport_symbol): Add prototype.
7005 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7007 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7008 reference in constructor with non self-referential type.
7010 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7012 Removal of Return with Depressed Stack Pointer support
7013 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7014 (ECF_SP_DEPRESSED): Likewise.
7015 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7016 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7017 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7018 (expand_call): Do not test ECF_SP_DEPRESSED.
7019 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7020 * function.c (keep_stack_depressed): Delete.
7021 (handle_epilogue_set): Likewise.
7022 (update_epilogue_consts): Likewise.
7023 (emit_equiv_load): Likewise.
7024 (thread_prologue_and_epilogue_insns): Remove support for Return with
7025 Depressed Stack Pointer.
7026 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7028 2008-04-06 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/35400
7031 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7032 information from SSA_NAMEs.
7034 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7036 * config/avr/avr.h (avr_mega_p): Remove declaration.
7037 (AVR_MEGA): Remove macro.
7038 * config/avr/avr.c (avr_mega_p): Remove variable.
7039 (avr_override_options): Remove inicializion of avr_mega_p.
7040 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7041 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7042 (avr_jump_mode): (Ditto.).
7043 (avr_output_progmem_section_asm_op): (Ditto.).
7044 (avr_asm_init_sections): (Ditto.).
7045 (avr_asm_init_sections): (Ditto.).
7046 (avr_rtx_costs): (Ditto.).
7047 * config/avr/avr.md: (Ditto.).
7048 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7051 2008-04-06 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/35842
7054 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7055 is_gimple_invariant_address.
7057 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7059 * gcc.c (default_compilers): Sync Fortran extensions list with
7060 that in fortran/lang-specs.h.
7061 * doc/invoke.texi: Likewise.
7062 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7063 * dwarf2out.c (gen_compile_unit_die): Likewise.
7065 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7067 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7069 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7072 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7073 attribute is used for nested functions.
7075 2008-04-05 Jan Hubicka <jh@suse.cz>
7077 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7079 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7081 (dump_files): Update.
7082 (enable_rtl_dump_file): Do not accept letter argument.
7083 * tree-pass.h (dump_file_info): Remove letter argument.
7084 * toplev.c (decode_d_option): Update -da handling.
7085 * toplev.h (enable_rtl_dump_file): Update prototype.
7086 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7087 it out based on pass type.
7088 (register_dump_files_1): Likewise.
7089 (init_optimization_passes): Update register_one_dump_file calls.
7090 (execute_one_pass): Sanity check that IPA passes are called at IPA
7091 level and RTL passes at RTL level.
7092 (execute_pass_list): IPA pass can not be after or subpass of
7094 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7095 disallov RTL subpasses of IPA subpasses.
7097 2008-04-05 Ben Elliston <bje@au.ibm.com>
7099 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7100 builtins that return exactly once and do not throw. Cache call to
7103 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7105 PR rtl-optimization/34916
7107 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7108 between instruction pairs.
7110 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7112 * doc/invoke.texi: Document -mbitops for SH.
7113 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7114 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7115 * config/sh/sh.c (print_operand): Add %t operand code.
7116 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7117 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7118 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7119 (extendqihi2): Likewise.
7120 (movqi_i): Likewise.
7121 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7122 (extv): Use bld instruction for SH2A if possible.
7124 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7125 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7126 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7127 (bset.b, bclr.b): Define peepholes.
7128 * config/sh/sh.opt (mbitops): New option.
7130 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7133 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7134 and view convert expression.
7136 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7139 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7141 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7143 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7145 * config/i386/cpuid.h (bit_AES): New.
7146 (bit_PCLMUL): Likewise.
7148 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7149 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7150 SSE2 if AES or PCLMUL is enabled.
7151 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7152 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7153 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7154 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7155 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7156 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7157 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7158 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7159 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7160 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7161 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7162 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7163 __builtin_ia32_aeskeygenassist128 and
7164 __builtin_ia32_pclmulqdq128.
7165 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7166 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7167 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7169 * config/i386/i386.h (TARGET_AES): New.
7170 (TARGET_PCLMUL): Likewise.
7171 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7173 * config/i386/i386.md (UNSPEC_AESENC): New.
7174 (UNSPEC_AESENCLAST): Likewise.
7175 (UNSPEC_AESDEC): Likewise.
7176 (UNSPEC_AESDECLAST): Likewise.
7177 (UNSPEC_AESIMC): Likewise.
7178 (UNSPEC_AESKEYGENASSIST): Likewise.
7179 (UNSPEC_PCLMUL): Likewise.
7181 * config/i386/i386.opt (maes): New.
7182 (mpclmul): Likewise.
7184 * config/i386/sse.md (aesenc): New pattern.
7185 (aesenclast): Likewise.
7187 (aesdeclast): Likewise.
7189 (aeskeygenassist): Likewise.
7190 (pclmulqdq): Likewise.
7192 * config/i386/wmmintrin.h: New.
7194 * doc/extend.texi: Document AES and PCLMUL built-in function.
7196 * doc/invoke.texi: Document -maes and -mpclmul.
7198 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7200 * function.c (free_after_parsing): Replace with
7201 cxx_push_function_context from C++ front-end.
7202 (allocate_struct_function): Don't call langhook.
7203 * langhooks.h (struct lang_hooks_for_functions): Delete.
7204 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7206 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7207 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7208 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7209 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7210 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7211 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7212 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7214 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7215 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7217 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7220 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7223 2008-04-04 Richard Guenther <rguenther@suse.de>
7226 * fold-const.c (optimize_minmax_comparison): Use the correct
7227 type for the constant in the simplified comparison.
7229 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7231 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7232 Pass L2 size as "--param l2-cache-size" to the compiler.
7233 (decode_l2_cache): New function to decode L2 cache parameters using
7234 0x8000006 extended cpuid function.
7235 (detect_caches_amd): Determine parameters of L2 cache using
7236 decode_l2_caches function.
7237 (decode_caches_intel): Decode L2 cache parameters.
7238 (detect_caches_intel): Determine L2 cache parameters using
7239 decode_caches_intel and decode_l2_caches functions.
7241 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7243 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7244 secondary input reload for subword loads from the constant pool.
7246 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7249 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7250 constants of the appropriate size for runtime calculations.
7253 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7254 decimal-float literal constant zero.
7256 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7259 * c-parser.c (c_parser_omp_atomic): Call
7260 default_function_array_conversion on the RHS.
7263 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7264 call is_variable_sized if decl has incomplete type.
7266 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7268 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7270 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7272 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7274 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7275 (sgt<u>): Merge sgt and sgtu into new expander.
7276 (sgt, sgtu): Remove expanders.
7277 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7278 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7279 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7280 *sgtu_<mode>_mips16 into new pattern.
7281 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7282 (sge<u>): Merge sge and sgeu into new expander.
7283 (sge, sgeu): Remove expanders.
7284 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7286 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7287 (slt<u>): Merge slt and sltu into new expander.
7288 (slt, sltu): Remove expanders.
7289 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7290 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7291 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7292 *sltu_<mode>_mips16 into new pattern.
7293 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7294 (sle<u>): Merge sle and sleu into new expander.
7295 (sle, sleu): Remove expanders.
7296 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7297 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7298 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7299 *sleu_<mode>_mips16 into new pattern.
7300 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7302 2008-04-03 Jan Hubicka <jh@suse.cz>
7304 PR tree-optimization/35795
7305 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7306 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7307 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7308 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7309 * score/score3.c (score3_output_mi_thunk): Likewise.
7310 * score/score7.c (score7_output_mi_thunk): Likewise.
7311 * mips/mips.c (mips_output_mi_thunk): Likewise.
7313 2008-04-03 Richard Guenther <rguenther@suse.de>
7315 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7316 conversions. Simplify code.
7318 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7320 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7322 2008-04-03 Tom Tromey <tromey@redhat.com>
7323 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7325 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7326 * config/bfin/t-bfin-linux (generated_files): Add
7327 linux-sysroot-suffix.h.
7328 * doc/install.texi (Prerequisites): Require make 3.80.
7329 * doc/sourcebuild.texi (Front End Directory): Document new
7331 * Makefile.in (generated_files): New variable.
7332 (ALL_HOST_OBJS): New variable.
7333 ($(ALL_HOST_OBJS)): New target.
7335 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7337 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7338 (remap_block): Call id->transform_lang_insert_block instead
7340 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7341 Set id.transform_lang_insert_block to NULL.
7342 (clone_body): Move to cp/optimize.c
7343 * tree-inline.h (struct copy_body_data): Change
7344 transform_lang_insert_block to function pointer.
7345 (copy_generic_body, copy_decl_no_change): Export.
7346 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7347 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7348 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7350 * c-tree.h (insert_block): Kill.
7351 * c-decl.c (insert_block): Kill.
7353 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7355 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7356 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7357 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7359 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7360 argument, call {push,pop}_function_context from here.
7361 * c-parser.c: Use c_{push,pop}_function_context.
7363 * function.c (push_function_context_to): Move meat ...
7364 (push_function_context): ... here. Simplify.
7365 * function.c (pop_function_context_from): Move meat ...
7366 (pop_function_context): ... here. Simplify.
7367 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7369 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7370 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7371 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7372 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7374 2008-04-03 Ben Elliston <bje@au.ibm.com>
7376 * expmed.c (extract_force_align_mem_bit_field): Remove.
7378 2008-04-03 Richard Guenther <rguenther@suse.de>
7381 * expr.h (try_casesi): Adjust prototype.
7382 * expr.c (try_casesi): Take fallback label as extra parameter.
7383 Use that for gen_casesi if default_label is NULL.
7384 * stmt.c (expand_case): Pass fallback label to try_casesi,
7385 make sure to fill gaps with a fallback label if default_label
7388 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7391 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7393 2008-04-03 Ben Elliston <bje@au.ibm.com>
7395 * expmed.c (extract_split_bit_field): Remove if (0) code.
7396 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7397 (do_ds_constraint): Likewise.
7399 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7401 * doc/cppopts.texi (-dU): Document.
7402 * c-common.h (flag_dump_macros): Update comment.
7403 * c-opts.c (handle_OPT_d): Handle -dU.
7404 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7405 dump_queued_macros, cb_used_define, cb_used_undef): New.
7406 (init_pp_output): Handle -dU.
7407 (cb_line_change): Call dump_queued_macros.
7408 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7410 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7412 * config/avr/predicates.md (io_address_operand): New predicate.
7413 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7414 * config/avr/avr.c (avr_io_address_p): Remove function.
7415 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7416 'avr_io_address_p' function.
7417 (out_movhi_r_mr): (Ditto.).
7418 (out_movqi_mr_r): (Ditto.).
7419 (out_movhi_mr_r): (Ditto.).
7420 (avr_address_cost): (Ditto.).
7422 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7424 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7425 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7426 in 32bit mode when XMM registers are available to avoid store
7428 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7429 corresponding post-reload splitters.
7431 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7433 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7434 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7435 __builtin_ia32_roundss.
7436 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7437 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7438 __builtin_ia32_roundss.
7439 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7440 IX86_BUILTIN_SHUFPD here.
7442 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7444 * config/i386/i386.md (plogic): New.
7445 (plogicprefix): Likewise.
7447 * config/i386/mmx.md (mmx_<code><mode>3): New.
7448 (mmx_and<mode>3): Removed.
7449 (mmx_ior<mode>3): Likewise.
7450 (mmx_xor<mode>3): Likewise.
7452 * config/i386/sse.md (<code><mode>3): New.
7453 (*<code><mode>3): Likewise.
7454 (*<code><mode>3): Likewise.
7455 (<code><mode>3): Likewise.
7456 (*sse_<code><mode>3): Likewise.
7457 (*sse2_<code><mode>3): Likewise.
7458 (<code>tf3): Likewise.
7459 (*<code>tf3): Likewise.
7460 (and<mode>3): Likewise.
7461 (*and<mode>3): Likewise.
7462 (ior<mode>3): Removed.
7463 (*ior<mode>3): Likewise.
7464 (xor<mode>3): Likewise.
7465 (*xor<mode>3): Likewise.
7466 (*and<mode>3): Likewise.
7467 (*ior<mode>3): Likewise.
7468 (*xor<mode>3): Likewise.
7469 (and<mode>3): Likewise.
7470 (*sse_and<mode>3): Likewise.
7471 (*sse2_and<mode>3): Likewise.
7473 (*andtf3): Likewise.
7474 (ior<mode>3): Likewise.
7475 (*sse_ior<mode>3): Likewise.
7476 (*sse2_ior<mode>3): Likewise.
7478 (*iortf3): Likewise.
7479 (xor<mode>3): Likewise.
7480 (*sse_xor<mode>3): Likewise.
7481 (*sse2_xor<mode>3): Likewise.
7483 (*xortf3): Likewise.
7485 2008-04-02 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/14495
7488 PR tree-optimization/34793
7489 * tree-vrp.c (struct switch_update): New structure.
7490 (to_remove_edges, to_update_switch_stmts): New VECs.
7491 (simplify_switch_using_ranges): New function. Remove not taken
7492 case labels and edges.
7493 (simplify_stmt_using_ranges): Call it.
7494 (identify_jump_threads): Mark edges we have queued for removal
7495 so we don't thread them.
7496 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7498 * tree-cfg.c (group_case_labels): Deal with missing default label.
7499 (tree_verify_flow_info): Allow missing default label.
7500 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7501 (emit_case_nodes): Likewise.
7502 (expand_case): Do not rely on the default label to be present.
7503 * expr.c (try_casesi): Deal with NULL default_label.
7504 (do_tablejump): Likewise.
7506 2008-04-02 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/14495
7509 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7510 SWITCH_EXPR here ...
7511 (vrp_visit_switch_stmt): ... but here (new function).
7512 (find_case_label_index): New helper function.
7513 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7515 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7517 * fwprop.c: Fix ISO-C99ism.
7519 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7522 * Makefile.in (objdir): Set it here.
7523 * configure.ac: Not here. Find dynamic linker characteristics.
7524 * exec-tool.in: Use them.
7525 * aclocal.m4: Regenerate.
7526 * configure: Regenerate.
7528 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7530 * expr.c (expand_var): Delete it.
7531 * expr.h (expand_var): Delete prototype.
7532 * function.c (expand_function_start): Use expand_decl instead.
7533 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7536 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7538 PR rtl-optimization/35542
7539 * fwprop.c (forward_propagate_and_simplify): Replace
7540 loc_reg_mentioned_in_p with reg_mentioned_p.
7542 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7544 PR rtl-optimization/35281
7545 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7546 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7547 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7548 (varying_mem_p): Move above propagate_rtx.
7549 (all_uses_available_at): Do not check MEMs.
7551 2008-04-02 Rafael Espindola <espindola@google.com>
7553 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7554 (register_edge_assert_for_2): Split the cond argument.
7555 (register_edge_assert_for_1): Adjust for the change in
7556 register_edge_assert_for_2.
7557 (register_edge_assert_for): Split the cond argument.
7558 (find_switch_asserts): Adjust for the change in
7559 register_edge_assert_for.
7561 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7563 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7564 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7565 offsets for 64-bit mingw.
7566 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7567 abi for x86_64-pc-mingw.
7569 2008-04-02 Richard Guenther <rguenther@suse.de>
7571 * tree-vrp.c (extract_range_from_assert): Make sure to not
7572 produce range min/max with TREE_OVERFOW set.
7573 If merging a anti-range and a range keep the anti-range if
7574 the range covers all values of the type.
7575 (register_edge_assert_for_2): Only allow sign-changing
7576 conversions in detecting canonical range checks. Also
7577 register an assert for the unsigned name if useful.
7579 PR tree-optimization/35787
7580 * tree-vrp.c (vrp_val_max): New function.
7581 (vrp_val_min): Likewise.
7582 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7583 (vrp_val_is_min): Likewise.
7584 (supports_overflow_infinity): Use vrp_val_{min,max}.
7585 (negative_overflow_infinity): Likewise.
7586 (positive_overflow_infinity): Likewise.
7587 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7588 (is_positive_overflow_infinity): Likewise.
7589 (is_overflow_infinity): Likewise.
7590 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7591 vrp_val_is_{min,max}.
7592 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7593 to ranges if possible. Avoid empty ranges.
7595 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7598 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7599 the expression is a function address.
7601 2008-04-01 George Helffrich <george@gcc.gnu.org>
7603 PR fortran/35154, fortran/23057
7604 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7605 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7606 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7607 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7609 (dbxout_syms): Check for COMMON-based symbol and wrap in
7610 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7611 in bracket for efficiency.
7613 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7614 using DW_TAG_common_block + member offset.
7615 (add_pubname_string): New function.
7616 (dw_expand_expr): New function to find block name and offset for
7618 (common_check): New function to check whether symbol in Fortran COMMON.
7619 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7621 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7624 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7626 2008-04-02 Ben Elliston <bje@au.ibm.com>
7628 * config/v850/v850.md (casesi): Remove if (0) code.
7629 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7630 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7632 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7634 * config/i386/i386.md (rex64suffix): New mode attribute.
7635 (floathi<mode>2): Disable expander for SSE math.
7636 (*floathi<mode>2_1): New insn insn_and_split pattern.
7637 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7638 corresponding post-reload splitters.
7639 (*floathi<mode>2_i387): New macroized insn pattern.
7640 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7641 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7642 insn_and_split pattern.
7643 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7644 New macroized instruction patterns and corresponding post-reload
7646 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7647 and corresponding post-reload splitters.
7648 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7649 New macroized instruction patterns.
7650 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7651 macroized instruction patterns and corresponding post-reload splitters.
7652 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7653 corresponding post-reload splitters.
7654 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7655 New macroized instruction patterns.
7656 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7657 corresponding post-reload splitters.
7658 (*floatsi<mode>2_i387): New macroized instruction patterns.
7660 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7662 * config/i386/i386.md (smaxmin): New.
7663 (umaxmin): Likewise.
7664 (maxminiprefix): Likewise.
7665 (maxminfprefix): Likewise.
7666 (<code><mode>3): Likewise.
7667 (smin<mode>3): Removed.
7668 (smax<mode>3): Likewise.
7670 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7671 (mmx_<code>v4hi3): Likewise.
7672 (mmx_<code>v8qi3): Likewise.
7673 (mmx_smaxv2sf3): Removed.
7674 (mmx_sminv2sf3): Likewise.
7675 (mmx_umaxv8qi3): Likewise.
7676 (mmx_smaxv4hi3): Likewise.
7677 (mmx_uminv8qi3): Likewise.
7678 (mmx_sminv4hi3): Likewise.
7680 * config/i386/sse.md (<addsub><mode>3): New.
7681 (*<addsub><mode>3): Likewise.
7682 (<sse>_vm<addsub><mode>3): Likewise.
7683 (<maxmin><mode>3): Likewise.
7684 (*<maxmin><mode>3_finite): Likewise.
7685 (*<maxmin><mode>3): Likewise.
7686 (<sse>_vm<maxmin><mode>3): Likewise.
7687 (sse3_h<addsub>v4sf3): Likewise.
7688 (sse3_h<addsub>v2df3): Likewise.
7689 (<maxmin>v16qi3): Likewise.
7690 (*<maxmin>v16qi3): Likewise.
7691 (<maxmin>v8hi3): Likewise.
7692 (*<maxmin>v8hi3): Likewise.
7693 (*sse4_1_<maxmin><mode>3): Likewise.
7694 (*sse4_1_<maxmin><mode>3): Likewise.
7695 (add<mode>3): Removed.
7696 (*add<mode>3): Likewise.
7697 (<sse>_vmadd<mode>3): Likewise.
7698 (sub<mode>3): Likewise.
7699 (*sub<mode>3): Likewise.
7700 (<sse>_vmsub<mode>3): Likewise.
7701 (smin<mode>3): Likewise.
7702 (*smin<mode>3_finite): Likewise.
7703 (*smin<mode>3): Likewise.
7704 (<sse>_vmsmin<mode>3): Likewise.
7705 (smax<mode>3): Likewise.
7706 (*smax<mode>3_finite): Likewise.
7707 (*smax<mode>3): Likewise.
7708 (<sse>_vmsmax<mode>3): Likewise.
7709 (sse3_haddv4sf3): Likewise.
7710 (sse3_haddv2df3): Likewise.
7711 (sse3_hsubv4sf3): Likewise.
7712 (sse3_hsubv2df3): Likewise.
7713 (umaxv16qi3): Likewise.
7714 (*umaxv16qi3): Likewise.
7715 (smaxv8hi3): Likewise.
7716 (*smaxv8hi3): Likewise.
7717 (*sse4_1_smax<mode>3): Likewise.
7718 (*sse4_1_umax<mode>3): Likewise.
7719 (uminv16qi3): Likewise.
7720 (*uminv16qi3): Likewise.
7721 (sminv8hi3): Likewise.
7722 (*sminv8hi3): Likewise.
7723 (*sse4_1_smin<mode>3): Likewise.
7724 (*sse4_1_umin<mode>3): Likewise.
7726 2008-04-01 Rafael Espindola <espindola@google.com>
7728 * tree-cfg.c (verify_expr): remove in_phi.
7729 (verify_stmt): Don't call walk_tree with verify_expr. Use
7730 is_gimple_min_invariant instead of is_gimple_val.
7732 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7734 * doc/include/gpl_v3.texi: Update for manpage generation.
7735 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7737 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7738 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7739 gpl_v3.texi instead of gpl.texi.
7742 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7745 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7747 2008-04-01 Rafael Espindola <espindola@google.com>
7749 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7750 (extract_code_and_val_from_cond): Use
7751 extract_code_and_val_from_cond_with_ops.
7753 2008-04-01 Jan Hubicka <jh@suse.cz>
7755 * function.c (free_after_compilation): Free epilogue_delay_list.
7756 (prepare_function_start): Assert that previous compilation was freed.
7758 2008-04-01 Jan Hubicka <jh@suse.cz>
7759 Jim Wilson <wilson@tuliptree.org>
7760 Andreas Tobler <andreast@gcc.gnu.org>
7763 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7764 rtl.emit instead cfun->emit.
7765 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7766 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7768 2008-04-01 Ben Elliston <bje@au.ibm.com>
7770 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7772 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7774 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7776 (fprofile-use): Add var flag_profile_use
7777 * coverage.c (coverage_begin_output): Do not open a gcno file for
7778 output only if -ftest-coverage is set.
7779 Do not add getpwd() to gcda file path.
7780 (build_gcov_info): Check the new flag
7781 flag_profile_datafile_relative_path.
7782 (coverage_init): Use profile_data_prefix.
7783 Read profile counter only if flag_profile_use is set.
7784 * opts.c (common_handle_option): New option fprofile-use=,
7785 fprofile-dir=, fprofile-generate=.
7786 * toplev.c (profile_data_prefix): New variable definition.
7787 * toplev.h (profile_data_prefix): New declaration.
7788 * doc/invoke.tex (Option Summary, Optimization Options):
7791 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7793 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7794 use tmp consistently.
7797 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7798 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7799 UNSPEC_FR_RECIP_APPROX_RES.
7800 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7802 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7805 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7807 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7810 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7811 element of the vector via a pointer.
7813 2008-03-31 Ian Lance Taylor <iant@google.com>
7815 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7817 2008-03-31 Jan Hubicka <jh@suse.cz>
7819 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7820 get_arg_pointer_save_area.
7821 * expr.c (init_expr): Just clear out rtl.expr.
7822 * function.c (free_after_compilation): Clear out whole RTL structure.
7823 (get_func_frame_size): Merge into ...
7824 (get_frame_size): ... this one.
7825 (assign_stack_local_1): Merge into ...
7826 (assign_stack_local): ... this one.
7827 (expand_function_end): Update call of get_arg_pointer_save_area.
7828 (get_art_pointer_save_area): Remove cfun argument.
7829 * function.h (emit_status): regno_pointer_align does not need length
7830 attribute. Move x_regno_reg_rtx to ...
7831 (regno_reg_rtx): ... new global array.
7832 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7833 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7834 apply_args_value, forced_labels, stack_pointer_delta):
7836 (struct varasm_status): Move here from varasm.c
7837 (struct rtl_data): New. Move here some fields from struct function.
7838 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7839 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7840 used_temp_slots avail_temp_slots, temp_slot_level,
7841 nonlocal_goto_handler_labels): Update accesstors.
7842 (rtl): New global variable.
7843 (struct function): Move some fileds to rtl_data.
7844 (get_arg_pointer_save_area): Update prototype.
7845 * emit-rtl.c (rtl): Declare.
7846 (regno_reg_rtx): Declare.
7847 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7849 (gen_reg_rtx): Update.
7850 (init_virtual_regs): Do not tate emit_status argument.
7851 (init_emit): Do not allocate emit.
7852 * varasm.c (varasm_statuc): Move to function.h.
7853 (n_deferred_constatns): Update accestor.
7854 (init_varasm_status): Do not allocate varasm_status.
7855 (force_const_mem, get_pool_size, output_constant_pool): Update.
7856 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7857 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7859 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7861 PR rtl-optimization/35729
7862 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7865 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7869 load/store if memory is unaligned.
7870 (*movti_rex64): Likewise.
7872 * config/i386/predicates.md (misaligned_operand): New.
7874 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7877 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7880 2008-03-31 Jan Beulich <jbeulich@novell.com>
7882 * config/ia64/constraints.md: Add 'j' constraint.
7883 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7884 (movdi_internal): Likewise.
7886 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7889 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7891 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7894 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7895 proper error message for the third argument on blendpd and
7898 * config/i386/sse.md (blendbits): New.
7899 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7901 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7903 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7905 2008-03-30 Richard Guenther <rguenther@suse.de>
7908 * fold-const.c (fold_sign_changed_comparison): Do leave
7909 conversions to base-types alone.
7911 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7913 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7914 the link register if one altivec register is be saved.
7916 2008-03-30 Ben Elliston <bje@au.ibm.com>
7918 * final.c (final_scan_insn): Remove if (0) code.
7920 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7922 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7924 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7926 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7927 of V4SFmode to ix86_binary_operator_ok.
7929 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7931 * config/i386/i386.c (override_options): Initialize
7932 ix86_veclib_handler to ix86_veclibabi_svml when
7933 -mveclibabi=svml is used.
7934 (ix86_veclibabi_svml): New function for SVML ABI style
7935 vectorization support.
7936 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7938 2008-03-28 Rafael Espindola <espindola@google.com>
7940 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7941 (tree_binary_nonnegative_warnv_p): Make it public.
7942 (tree_single_nonnegative_warnv_p): Make it public.
7943 (tree_invalid_nonnegative_warnv_p): Make it public.
7944 (tree_unary_nonzero_warnv_p): Make it public.
7945 (tree_binary_nonzero_warnv_p): Make it public
7946 (tree_single_nonzero_warnv_p): Make it public.
7947 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7948 (extract_range_from_binary_expr): Split the expr argument.
7949 (extract_range_from_unary_expr): Split the expr argument.
7950 (extract_range_from_comparison): Split the expr argument.
7951 (extract_range_from_expr): Use the new aux functions.
7952 (vrp_evaluate_conditional_warnv): Use
7953 vrp_evaluate_conditional_warnv_with_ops.
7954 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7955 (tree_binary_nonzero_warnv_p): Declare.
7956 (tree_single_nonzero_warnv_p): Declare.
7957 (tree_expr_nonzero_warnv_p): Declare.
7958 (tree_unary_nonnegative_warnv_p): Declare.
7959 (tree_binary_nonnegative_warnv_p): Declare.
7960 (tree_single_nonnegative_warnv_p): Declare.
7961 (tree_invalid_nonnegative_warnv_p): Declare.
7963 2008-03-28 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/30317
7966 PR tree-optimization/30911
7967 PR tree-optimization/34793
7968 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7969 (struct assert_locus_d): New member EXPR.
7970 (register_new_assert_for): Add EXPR parameter to support
7971 ASSERT_EXPR <name, expr OP limit>.
7972 (register_edge_assert_for_1): Adjust callers.
7973 (find_assert_locations): Likewise.
7974 (process_assert_insertions_for): Build condition from expression.
7975 (extract_range_from_assert): Handle ASSERT_EXPRs
7976 of the form ASSERT_EXPR <name, expr OP limit>.
7977 (register_edge_assert_for_2): New helper registering
7978 asserts for comparisons. Recognize range tests of the form
7979 (unsigned)i - CST1 OP CST2.
7980 (register_edge_assert_for_1): Use it.
7981 (register_edge_assert_for): Likewise.
7982 (needs_overflow_infinity): Integer sub-types
7983 do not need overflow infinities.
7984 (vrp_val_is_max): The extreme values of integer sub-types
7985 are those of the base type.
7986 (vrp_val_is_min): Likewise.
7987 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7990 2008-03-28 Nick Clifton <nickc@redhat.com>
7993 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7994 Return GENERAL_REGS for stack adjustment reloads.
7996 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7999 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8000 const_vector when all the vectors are constant.
8002 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8004 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8006 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8007 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8009 (s<code>_sf): Use new scc_sf attribute for opcode names.
8011 2008-03-27 Tom Tromey <tromey@redhat.com>
8013 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8014 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8015 config/spu/t-spu-elf, config/i386/t-interix,
8016 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8017 config/i386/x-darwin, config/i386/x-mingw32,
8018 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8019 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8020 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8021 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8022 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8023 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8024 config/score/t-score-elf, config/arm/t-strongarm-pe,
8025 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8026 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8027 Revert automatic dependency patch.
8029 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8032 * config/i386/i386.c (ix86_function_arg_boundary): Align
8033 decimal floating point to its natural boundary.
8035 2008-03-27 Richard Guenther <rguenther@suse.de>
8038 * fold-const.c (fold_comparison): Restrict distinct decl
8039 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8040 solely rely on operand_equal_p.
8042 2008-03-27 Richard Guenther <rguenther@suse.de>
8045 * c-common.c (handle_weak_attribute): Reject combination of
8048 2008-03-27 Richard Guenther <rguenther@suse.de>
8050 PR tree-optimization/32810
8051 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8052 conversions from DECL_INITIAL.
8053 (fold_const_aggregate_ref): Likewise from constructor elements.
8055 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8057 * tree-affine.h (aff_combination_expand): Declare.
8058 (get_inner_reference_aff): Likewise.
8059 * tree-affine.c (aff_combination_expand): Split out from
8060 tree_to_aff_combination_expand.
8061 (get_inner_reference_aff): New function.
8062 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8063 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8064 (struct lim_aux_data): sm_done field removed.
8065 (mem_ref_loc_p, mem_ref_locs_p): New types.
8066 (struct mem_ref): Added id, stored, accesses_in_loop,
8067 indep_loop, dep_loop, indep_ref, dep_ref fields.
8068 Removed is_stored, locs and next fields.
8069 (memory_accesses): New variable.
8070 (movement_possibility): Do not allow moving statements
8071 that store to memory.
8072 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8074 (determine_max_movement): For statements with memory references,
8075 find the outermost loop in that the reference is independent.
8076 (move_computations_stmt): Mark the virtual operands for renaming.
8077 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8078 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8079 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8080 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8081 create_vop_ref_mapping, analyze_memory_references,
8082 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8083 get_all_locs_in_loop, ref_always_accessed_p,
8084 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8085 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8086 store_motion_loop, store_motion): New functions.
8087 (struct vop_to_refs_elt): New type.
8088 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8089 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8090 (schedule_sm): Replaced by...
8091 (execute_sm): ... this.
8092 (determine_lsm_ref, hoist_memory_references,
8093 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8094 find_more_ref_vops, free_mem_ref, free_mem_refs,
8095 determine_lsm_loop, determine_lsm): Removed.
8096 (tree_ssa_lim_finalize): Free data structures used by store motion.
8097 (tree_ssa_lim): Call analyze_memory_references. Use
8098 store_motion instead of determine_lsm.
8100 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8102 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8103 rename tmake_file to m68hc11/t-m68hc11.
8104 (mcore): Set inhibit_libc to true.
8105 * config.host (alpha*-dec-*vms*): Set extra_programs.
8106 (interix3*): Don't use host_xmake_file.
8107 * configure.ac: Let config.gcc override inhibit_libc.
8108 * configure: Regenerate.
8110 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8111 * config/t-openbsd-thread: Remove commented out lines.
8113 * config/x-interix: Remove.
8115 * config/m68hc11/t-m68hc11-gas: Rename to...
8116 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8118 * config/mcore/t-mcore: Remove T_CFLAGS.
8119 * config/mcore/t-mcore-pe: Likewise.
8121 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8123 * configure.ac: Replace custom __GNU_SOURCE test with
8124 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8125 * aclocal.m4: Regenerate.
8126 * configure: Regenerate.
8127 * config.in: Regenerate.
8129 2008-03-27 Richard Guenther <rguenther@suse.de>
8131 * fold-const.c (target.h): Include.
8132 (fold_comparison): Fold comparison of addresses of decls
8133 that bind locally or of constants. Consolidate address folding code.
8134 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8135 results from fold_binary_to_constant.
8136 (compare_values_warnv): Likewise.
8138 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8141 * fold-const.c (fold_truthop): Check for integeral types when folding
8142 a == 0 && b == 0 and a != 0 || b != 0 .
8144 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8146 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8148 2008-03-26 Andreas Schwab <schwab@suse.de>
8150 * doc/invoke.texi: Fix use of @item vs. @itemx.
8152 2008-03-26 Tom Tromey <tromey@redhat.com>
8154 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8155 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8156 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8157 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8158 build/genconstants.o, build/genemit.o, build/genextract.o,
8159 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8160 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8163 2008-03-26 Richard Guenther <rguenther@suse.de>
8166 2008-03-26 Richard Guenther <rguenther@suse.de>
8168 * fold-const.c (target.h): Include.
8169 (fold_comparison): Fold comparison of addresses of two decls
8170 that bind locally. Consolidate address folding code.
8172 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8174 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8175 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8176 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8177 dconstsqrt2, dconstthird, dconste and/or dconst10.
8178 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8179 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8180 dconstsqrt2, dconste): Delete.
8181 (init_emit_once): Likewise. Simplify initializing dconstm1.
8183 * real.c (get_real_const): New.
8184 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8185 dconstsqrt2, dconste): Delete.
8186 (real_value_const, get_real_const): New.
8188 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8190 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8192 * config/i386/i386.c (ix86_function_arg_boundary): Check
8193 BIGGEST_ALIGNMENT instead of 128.
8194 (setup_incoming_varargs_64): Likewise.
8196 2008-03-26 Tom Tromey <tromey@redhat.com>
8198 * Makefile.in (DEPFILES): Add missing '/'.
8200 2008-03-26 Richard Guenther <rguenther@suse.de>
8202 * fold-const.c (target.h): Include.
8203 (fold_comparison): Fold comparison of addresses of two decls
8204 that bind locally. Consolidate address folding code.
8206 2008-03-26 Nick Clifton <nickc@redhat.com>
8209 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8210 not allow INT+INT as a legitimate addressing mode.
8212 2008-03-26 Richard Guenther <rguenther@suse.de>
8214 * tree-flow.h (widen_bitfield): Remove declaration.
8215 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8216 (widen_bitfield): Remove function.
8217 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8220 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8223 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8226 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8228 PR rtl-optimization/35232
8229 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8230 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8231 reg_reloaded_call_part_clobbered here.
8232 (reload_regs_reach_end_p): New function.
8233 (reload_reg_rtx_for_input): New variable.
8234 (reload_reg_rtx_for_output): Likewise.
8235 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8236 when reassigning a pseudo register. Load reloadreg from
8237 reload_reg_rtx_for_input, moving the mode and register
8239 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8240 instead of the original when deciding whether an input reload
8241 would be a no-op or whether an output reload can be deleted.
8242 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8243 when setting up new_spill_reg_store. Load it from
8244 reload_reg_rtx_for_output, moving the mode and register
8246 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8247 instead of the original when deciding whether an output reload
8248 would be a no-op. Do the same when modifying insn notes.
8249 Use rtx_equal_p instead of == to compare the registers.
8250 (inherit_piecemeal_p): Take a mode and two register numbers
8252 (emit_reload_insns): Clear new_spill_reg_store for every hard
8253 register in the reload register. Remove spill registers
8254 from reg_reloaded_valid before considering whether to record
8255 inheritance information for them. Use reload_reg_rtx_for_output
8256 instead of reg_rtx when recording output reloads. Use
8257 reload_reg_rtx_for_input instead of reg_rtx when recording
8258 input reloads. Set or clear reg_reloaded_call_part_clobbered
8259 at the same time as setting reg_reloaded_valid.
8260 (delete_output_reload): Add a new_reload_reg parameter and use it
8261 instead of rld[j].reg_rtx.
8262 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8265 2008-03-25 Tom Tromey <tromey@redhat.com>
8267 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8268 (build/genattr.o): Likewise.
8269 (build/genattrtab.o): Likewise.
8270 (build/gencodes.o): Likewise.
8271 (build/genconfig.o): Likewise.
8272 (build/genconstants.o): Likewise.
8273 (build/genemit.o): Likewise.
8274 (build/genextract.o): Likewise.
8275 (build/genflags.o): Likewise.
8277 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8279 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8280 instead of size_int for integer types.
8281 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8282 to match type of MINUS_EXPR.
8284 2008-03-25 Tom Tromey <tromey@redhat.com>
8286 * configure: Rebuilt.
8287 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8290 2008-03-25 Tom Tromey <tromey@redhat.com>
8292 * config/x-solaris (host-solaris.o): Update.
8293 * config/x-linux (host-linux.o): Update.
8294 * config/x-hpux (host-hpux.o): Update.
8295 * config/x-darwin (host-darwin.o): Update.
8296 * config/v850/t-v850e (v850-c.o): Update.
8297 * config/v850/t-v850 (v850-c.o): Update.
8298 * config/t-vxworks (vxworks.o): Update.
8299 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8300 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8301 * config/spu/t-spu-elf (spu-c.o): Update.
8303 * config/sh/t-symbian (sh-c.o): Update.
8304 (symbian.o): Update.
8305 * config/sh/t-sh (sh-c.o): Update.
8306 * config/score/t-score-elf (score7.o, score3.o): Update.
8307 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8308 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8309 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8310 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8312 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8313 * config/m32c/t-m32c (m32c-pragma.o): Update.
8314 * config/ia64/t-ia64 (ia64-c.o): Update.
8315 * config/i386/x-mingw32 (host-mingw32.o): Update.
8316 * config/i386/x-i386 (driver-i386.o): Update.
8317 * config/i386/x-darwin (host-i386-darwin.o): Update.
8318 * config/i386/x-cygwin (host-cygwin.o): Update.
8319 * config/i386/t-nwld (nwld.o): Update.
8320 * config/i386/t-netware (netware.o): Update.
8321 * config/i386/t-interix (winnt.o): Update.
8322 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8323 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8324 msformat-c.o): Update.
8325 * config/bfin/t-bfin-linux (generated_files): Add
8326 linux-sysroot-suffix.h.
8327 * config/arm/t-wince-pe (pe.o): Update.
8328 * config/arm/t-strongarm-pe (pe.o): Update.
8329 * config/arm/t-pe (pe.o): Update.
8330 * config/arm/t-arm (arm-c.o): Update.
8331 * doc/install.texi (Prerequisites): Require make 3.80.
8332 * Makefile.in: Remove .o targets.
8333 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8334 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8335 (simple_generated_h, simple_generated_c): Move earlier.
8336 (generated_files): New variable.
8337 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8338 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8339 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8340 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8341 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8342 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8343 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8344 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8345 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8346 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8347 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8348 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8350 (COMPILE.base, COMPILE): New variables.
8351 (%.o): New pattern rule.
8352 (ALL_HOST_OBJS): New variable.
8353 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8354 (dummy-checksum.o, cc1-checksum.o): Remove.
8355 (DRIVER_SHLIB): New variable.
8356 (DRIVER_DEFINES): Use it.
8357 (gencondmd.c): Move out of build/.
8358 (s-conditions): Update.
8359 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8360 (ALL_BUILD_OBJS): Likewise.
8361 (build/%.o): Use BUILDCOMPILE.
8362 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8363 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8364 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8365 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8366 build/genconfig.o, build/genconstants.o, build/genemit.o,
8367 build/genextract.o, build/genflags.o, build/genmddeps.o,
8368 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8369 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8370 build/gen-protos.o, build/scan.o, build/fix-header.o,
8371 build/scan-decls.o): Simplify.
8372 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8373 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8374 prefix.o, toplev.o): Reduce to variable setting.
8375 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8376 ($(out_object_file), gcc-options.o): New targets.
8377 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8378 * configure: Rebuilt.
8379 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8380 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8382 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8384 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8385 complain when we hit an error, return ERROR_MARK_NODE.
8387 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8389 * config/sh/constraints.md (Pso, Psz): New constraints.
8390 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8391 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8393 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8395 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8396 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8398 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8400 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8401 (prefetch_sh2a): New.
8403 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8404 Naveen.H.S <naveen.hs@kpitcummins.com>
8406 * config/sh/constraints.md (I28): New constraint.
8407 * config/sh/sh.c (broken_move): Add support for movi20s.
8408 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8410 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8411 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8412 Naveen.H.S <naveen.hs@kpitcummins.com>
8414 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8415 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8416 (print_operand): Handle resbank in %@ operand code.
8417 (sh_encode_section_info): New.
8418 (push_regs): Add conditions for resbank.
8419 (sh_expand_epilogue): Likewise.
8420 (sh_insert_attributes): Likewise.
8421 (sh_attribute_table): Likewise.
8422 (sh_handle_resbank_handler_attribute): New.
8423 (sh2a_handle_function_vector_handler_attribute): New.
8424 (sh2a_is_function_vector_call): New.
8425 (sh2a_get_function_vector_number): New.
8426 (sh2a_function_vector_p): New.
8427 (sh_cfun_resbank_handler_p): New.
8428 * config/sh/sh.md (calli): Emit jsr/n if possible.
8429 (calli_tbr_rel): New.
8430 (calli_pcrel): Emit jsr/n if possible.
8431 (return_i): Emit rts/n if possible.
8432 (call_valuei_tbr_rel): New.
8433 (call_valuei_pcrel): Add condition for SH2A target.
8434 (call_value): Likewise.
8435 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8436 (sh2a_get_function_vector_number): Likewise.
8437 (sh2a_is_function_vector_call): Likewise.
8438 * doc/extend.texi: Document TBR relative addressing of SH2A.
8439 (resbank): Add description for SH2A.
8441 2008-03-24 Richard Guenther <rguenther@suse.de>
8444 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8445 pointer assignments change conversions according to middle-end rules.
8446 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8447 * configure.ac: Include type checking in yes.
8448 * configure: Regenerate.
8450 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8452 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8453 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8455 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8457 * gthr-vxworks.h (UNUSED): Define.
8459 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8461 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8463 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8465 * doc/extend.texi (Function Attributes): Add missing comma in the
8466 example of the "alloc_size" attribute.
8468 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8471 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8476 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8479 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8480 of the underlying type of a MS bitfield layout to the natural
8481 alignment of the type.
8483 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8486 to their natural alignment to avoid store forwarding stalls.
8488 2008-03-22 Richard Guenther <rguenther@suse.de>
8490 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8491 For PHI nodes verify the address is invariant.
8492 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8493 (get_symbol_constant_value): Use is_gimple_min_invariant.
8494 (maybe_fold_stmt_indirect): Likewise.
8496 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8498 PR rtl-optimization/33927
8499 * Makefile.in (dse.o): Depend on $(TM_P_H).
8500 * expr.h (extract_low_bits): Declare.
8501 * expmed.c (extract_low_bits): New function.
8502 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8503 * dse.c: Include tm_p.h.
8504 (find_shift_sequence): Remove the read_reg argument and return the
8505 read value. Emit the instructions instead of returning them.
8506 Iterate on new_mode rather than calculating it each time.
8507 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8508 source to NEW_MODE and extract_low_bits to convert the shifted
8510 (replace_read): Allow the load and store to have different mode
8511 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8512 or extraction instructions before trying the replacement. Update
8513 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8515 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8517 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8518 to their natural alignment to avoid store forwarding stalls.
8520 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8523 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8524 encouraging but not allowing gprs for input;
8525 change the input constraint to !f#r.
8526 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8528 change the output constraint to !f#r.
8530 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8533 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8534 corresponding post-reload splitters.
8535 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8536 when x87 FP math is selected.
8537 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8538 New function prototype.
8539 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8540 unreachable function to ease macroization of insn patterns.
8542 2008-03-21 Martin Jambor <mjambor@suse.cz>
8544 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8545 reference dumps if ddr is NULL or dependence is unknown.
8547 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8549 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8550 unsigned extension into account.
8551 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8552 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8553 Do computations on a scratch register.
8555 2008-03-21 Richard Guenther <rguenther@suse.de>
8557 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8558 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8559 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8560 * tree-ssa-dom.c (record_equality): Likewise.
8561 * tree-inline.c (copy_body_r): Likewise.
8562 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8565 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8567 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8568 as 'delete_unused' argument.
8570 2008-03-20 Richard Guenther <rguenther@suse.de>
8572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8573 special casing of constant qualifiers.
8574 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8575 care about them in general.
8576 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8577 regardless of their type.
8578 (fold_stmt_r): Forcefully fold *& if we end up with that.
8580 2008-03-20 Paul Brook <paul@codesourcery.com>
8582 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8583 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8585 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8587 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8588 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8590 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8592 * common.opt (Wmudflap): New option.
8593 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8594 (mx_register_decls): Likewise.
8595 (mudflap_finish_file): Likewise.
8596 * doc/invoke.texi: Document -Wno-mudflap.
8598 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8600 * c-format.c (replace_format_name_to_system_name): New.
8602 (convert_format_name_to_system_name): New.
8603 (decode_format_attr): Add use of convert_format_name_to_system_name.
8604 (format_types_orig): Add gnu_ prefix to names.
8605 (check_format_info_main): Special treating of \0 escaped names for
8606 supporting multi-character format specifiers as I32, I64.
8607 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8608 (gnu_target_overrides_format_attributes): New.
8609 * c-format.h: Add structure target_ovr_attr to hold
8610 system specific formatter names.
8611 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8612 msformat-c.o file to c_target_objs and cxx_target_objs.
8613 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8614 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8615 (TARGET_N_FORMAT_TYPES): New.
8616 * config/i386/msformat-c.c: New.
8617 * config/i386/t-cygming: Add build rule for msformat-c.o.
8618 * doc/extend.texi: Add new format names gnu_* and ms_* and
8620 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8622 2008-03-20 Ira Rosen <irar@il.ibm.com>
8624 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8625 optimizations turned on under -O3.
8626 (ftree-vectorize): Add that the flag is turned on with -O3.
8628 2008-03-20 Ben Elliston <bje@au.ibm.com>
8630 * regmove.c (try_auto_increment): Fix spelling error in comment.
8631 * final.c (final_scan_insn): Likewise.
8633 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8636 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8637 allocator preferences for "y" and "r" class registers.
8638 ("*mov<mode>_internal"): Ditto.
8639 ("*movv2sf_internal_rex64"): Ditto.
8640 ("*movv2sf_internal"): Ditto.
8642 2008-03-19 Michael Matz <matz@suse.de>
8645 * calls.c (expand_call): Check overlap of arguments with call
8646 address for sibcalls.
8648 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8651 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8652 of the underlying type of a MS bitfield layout to the natural
8653 alignment of the type.
8655 2008-03-19 Jan Hubicka <jh@suse.cz>
8658 * toplev.c (decode_d_option): Handle all CPP flags.
8659 * tree-vrp.c: Update tree_pass descriptors.
8660 * regrename.c: Update tree_pass descriptors.
8661 * fwprop.c: Update tree_pass descriptors.
8662 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8663 * tree-into-ssa.c: Update tree_pass descriptors.
8664 * tree-dump.c: Update tree_pass descriptors.
8665 * tree-complex.c: Update tree_pass descriptors.
8666 * tree-dump.h: Update tree_pass descriptors.
8667 * see.c: Update tree_pass descriptors.
8668 * cgraphbuild.c: Update tree_pass descriptors.
8669 * tracer.c: Update tree_pass descriptors.
8670 * tree-loop-distribution.c: Update tree_pass descriptors.
8671 * cgraph.c: Update tree_pass descriptors.
8672 * postreload-gcse.c: Update tree_pass descriptors.
8673 * postreload.c: Update tree_pass descriptors.
8674 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8675 * tree-tailcall.c: Update tree_pass descriptors.
8676 * tree-pass.h (tree_opt_pass): Rename to ...
8677 (opt_pass) ... this one; add "type" field and remove letter field.
8678 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8679 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8680 all_lowering_passes): Update declaration.
8681 * ipa-cp.c: Update tree_pass descriptors.
8682 * final.c: Update tree_pass descriptors.
8683 * omp-low.c: Update tree_pass descriptors.
8684 * tree-ssa-dse.c: Update tree_pass descriptors.
8685 * ipa-reference.c: Update tree_pass descriptors.
8686 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8687 * auto-inc-dec.c: Update tree_pass descriptors.
8688 * reorg.c: Update tree_pass descriptors.
8689 * cgraphunit.c: Update tree_pass descriptors.
8690 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8691 * tree-ssa-ccp.c: Update tree_pass descriptors.
8692 * df-core.c: Update tree_pass descriptors.
8693 * mode-switching.c: Update tree_pass descriptors.
8694 * tree-nomudflap.c: Update tree_pass descriptors.
8695 * modulo-sched.c: Update tree_pass descriptors.
8696 * ipa-pure-const.c: Update tree_pass descriptors.
8697 * cse.c: Update tree_pass descriptors.
8698 * web.c: Update tree_pass descriptors.
8699 * tree-stdarg.c: Update tree_pass descriptors.
8700 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8701 * tree-ssa-dom.c: Update tree_pass descriptors.
8702 * tree-nrv.c: Update tree_pass descriptors.
8703 * tree-ssa-alias.c: Update tree_pass descriptors.
8704 * loop-init.c: Update tree_pass descriptors.
8705 * gimple-low.c: Update tree_pass descriptors.
8706 * ipa-inline.c: Update tree_pass descriptors.
8707 * tree-ssa-sink.c: Update tree_pass descriptors.
8708 * global.c: Update tree_pass descriptors.
8709 * ifcvt.c: Update tree_pass descriptors.
8710 * jump.c: Update tree_pass descriptors.
8711 * predict.c: Update tree_pass descriptors.
8712 * tree-ssa-loop.c: Update tree_pass descriptors.
8713 * recog.c: Update tree_pass descriptors.
8714 * dse.c: Update tree_pass descriptors.
8715 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8716 * tree-eh.c: Update tree_pass descriptors.
8717 * regmove.c: Update tree_pass descriptors.
8719 * function.c: Update tree_pass descriptors.
8720 * tree-vectorizer.c: Update tree_pass descriptors.
8721 * gcse.c: Update tree_pass descriptors.
8722 * ipa-type-escape.c: Update tree_pass descriptors.
8723 * tree-if-conv.c: Update tree_pass descriptors.
8724 * init-regs.c: Update tree_pass descriptors.
8725 * ipa.c: Update tree_pass descriptors.
8726 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8727 * rtl-factoring.c: Update tree_pass descriptors.
8728 * lower-subreg.c: Update tree_pass descriptors.
8729 * bt-load.c: Update tree_pass descriptors.
8730 * tree-dfa.c: Update tree_pass descriptors.
8731 * except.c: Update tree_pass descriptors.
8732 * emit-rtl.c: Update tree_pass descriptors.
8733 * cfgexpand.c: Update tree_pass descriptors.
8734 * tree-cfgcleanup.c: Update tree_pass descriptors.
8735 * cfgcleanup.c: Update tree_pass descriptors.
8736 * tree-ssa-pre.c: Update tree_pass descriptors.
8737 * tree-sra.c: Update tree_pass descriptors.
8738 * tree-mudflap.c: Update tree_pass descriptors.
8739 * tree-ssa-copy.c: Update tree_pass descriptors.
8740 * cfglayout.c: Update tree_pass descriptors.
8741 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8742 * tree-ssa-dce.c: Update tree_pass descriptors.
8743 * tree-ssa.c: Update tree_pass descriptors.
8744 * regclass.c: Update tree_pass descriptors.
8745 * integrate.c: Update tree_pass descriptors.
8746 * tree-optimize.c: Update tree_pass descriptors.
8747 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8748 * tree-object-size.c: Update tree_pass descriptors.
8749 * combine.c: Update tree_pass descriptors.
8750 * tree-outof-ssa.c: Update tree_pass descriptors.
8751 * bb-reorder.c: Update tree_pass descriptors.
8752 * stack-ptr-mod.c: Update tree_pass descriptors.
8753 * var-tracking.c: Update tree_pass descriptors.
8754 * tree-profile.c: Update tree_pass descriptors.
8755 * tree-vect-generic.c: Update tree_pass descriptors.
8756 * reg-stack.c: Update tree_pass descriptors.
8757 * sched-rgn.c: Update tree_pass descriptors.
8758 * tree-ssa-structalias.c: Update tree_pass descriptors.
8759 * tree-cfg.c: Update tree_pass descriptors.
8760 * passes.c (current_pass): Update declaration.
8761 (finish_optimization_passes): Update.
8762 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8763 (register_one_dump_file, register_dump_files_1, next_pass_1):
8765 (init_optimization_passes): Update handling of new types.
8766 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8767 * ipa-struct-reorg.c: Update tree_pass descriptors.
8768 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8769 * combine-stack-adj.c: Update tree_pass descriptors.
8770 * cfgrtl.c: Update tree_pass descriptors.
8771 * dce.c: Update tree_pass descriptors.
8772 * tree-ssanames.c: Update tree_pass descriptors.
8774 2008-03-19 Richard Guenther <rguenther@suse.de>
8777 * tree-ssa.c (walk_data): New structure.
8778 (warn_uninitialized_var): If not always_executed warn with "maybe"
8780 (execute_early_warn_uninitialized): Compute post-dominators.
8781 Initialize always_executed before processing each basic block.
8783 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8786 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8787 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8789 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8791 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8793 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8795 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8797 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8798 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8799 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8800 target after ignore has been set, and move there also the commputation
8801 of subtarget and original_target.
8802 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8803 (LANG_HOOKS_INITIALIZER): Remove it.
8804 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8806 2008-03-18 Richard Guenther <rguenther@suse.de>
8808 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8809 found an expression with constants, note that in the VN for the lhs.
8810 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8811 fold them to constants if possible. Run cleanup_cfg if done so.
8812 (execute_pre): Return todo.
8814 (execute_fre): Likewise.
8815 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8817 (get_prop_source_stmt): Look through pointer conversions.
8819 2008-03-18 Jan Hubicka <jh@suse.cz>
8821 * tree-pretty-print.c: Include predict.h.
8822 (dump_generic_node): Dump predictor.
8823 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8824 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8825 * gimple-low.c (lower_stmt): Likewise.
8826 * expr.c (expand_expr_real): Likewise.
8827 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8829 (build_predict_expr, build_predict_expr): New.
8830 * predict.h (predictor_name, build_predict_expr): Update.
8831 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8832 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8833 * predict.def (PRED_CONTINUE): Update hitrate.
8834 * tree.def (PREDICT_EXPR): Define.
8835 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8836 do not handle BIND_EXPR.
8837 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8838 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8839 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8842 2008-03-18 Michael Matz <matz@suse.de>
8844 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8846 2008-03-18 Richard Guenther <rguenther@suse.de>
8848 * tree-gimple.h (is_gimple_invariant_address): Declare.
8849 (is_gimple_constant): Likewise.
8850 * tree-gimple.c (is_gimple_constant): New function.
8851 (is_gimple_invariant_address): Likewise.
8852 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8853 and is_gimple_invariant_address.
8854 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8856 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8857 an addressable base.
8859 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8862 * gimplify.c (gimplify_expr): Gimplify second operand of
8865 2008-03-17 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/19637
8868 * fold-const.c (fold_unary): Remove restrictions of removing
8869 intermediate pointer-conversions (P2)(P1)P0.
8870 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8871 conversion to void pointer.
8872 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8874 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8877 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8878 emulated thread local variables.
8880 2008-03-16 Richard Guenther <rguenther@suse.de>
8883 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8884 expand TREE_INVARIANT operations that are not gimple invariant.
8886 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8888 * doc/extend.texi (Alignment): Say that the ABI controls
8889 the __alignof__ for non-strict-alignment targets rather
8890 than being a recommendation.
8892 2008-03-15 Paul Brook <paul@codesourcery.com>
8894 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8896 (arm_output_fn_unwind): Mark functions that can not be unwound.
8898 2008-03-15 Paul Brook <paul@codesourcery.com>
8900 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8901 extension instructions.
8903 2008-03-15 Richard Guenther <rguenther@suse.de>
8905 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8906 and fold constant aggregate refs.
8907 (fold_const_aggregate_ref): Handle string constants
8908 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8909 (evaluate_stmt): Simplify now that ccp_fold folds constant
8912 2008-03-15 Paul Brook <paul@codesourcery.com>
8914 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8915 (extzv): Use gen_extzv_t2.
8916 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8918 2008-03-15 Richard Guenther <rguenther@suse.de>
8920 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8921 (fold_const_aggregate_ref): Likewise.
8922 (get_value): Return NULL if we don't have any values.
8923 (ccp_finalize): Set const_val to NULL after freeing it.
8924 * tree-flow.h (get_symbol_constant_value): Declare.
8925 (fold_const_aggregate_ref): Likewise.
8926 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8928 2008-03-15 Richard Guenther <rguenther@suse.de>
8931 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8932 to not produce negative array indices if not allowed. Add
8933 parameter to indicate that.
8934 (maybe_fold_offset_to_component_ref): Allow negative array
8935 indices only for the first member of a structure.
8936 (maybe_fold_offset_to_reference): Allow negative array indices.
8937 (maybe_fold_stmt_addition): Likewise.
8939 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8940 Anatoly Sokolov <aesok@post.ru>
8942 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8943 (avr_arch): Add ARCH_AVR6.
8944 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8945 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8946 instead of fixed value 2.
8947 (print_operand_address): Use gs() asm specifier instead of pm().
8948 (avr_assemble_integer): (Ditto.).
8949 (avr_output_addr_vec_elt): (Ditto.).
8950 (print_operand): Handle "!" code.
8951 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8952 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8953 (AVR_HAVE_EIJMP_EICALL): Define.
8954 (AVR_3_BYTE_PC): Redefine.
8955 (AVR_2_BYTE_PC): (Ditto.).
8956 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8957 (LINK_SPEC): Add atmega2560 and atmega2561.
8958 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8960 * config/avr/avr.md (call_insn): Use eicall instead of icall
8961 for 3 byte PC devices.
8962 (call_value_insn): (Ditto.).
8963 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8964 (indirect_jump): Use only for for 2 byte PC devices.
8965 (*tablejump): (Ditto.).
8966 (*indirect_jump_avr6): Add insn.
8967 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8968 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8969 instead of ijmp for 3 byte PC devices.
8970 (__tablejump2__): (Ditto.).
8971 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8972 (MULITLIB_DIRNAMES): (Ditto.).
8973 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8975 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8977 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8978 "sse2_umulsidi3". Use V1DI mode for operand 0.
8979 ("mmx_psadbw"): Use V1DI mode for operand 0.
8980 * config/i386/i386-modes.def (V1SI): New vector mode.
8981 * config/i386/i386.c (struct builtin_description)
8982 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8983 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8984 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8985 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8986 v1di_ftype_v8qi_v8qi type.
8987 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8989 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8990 __builtin_ia32_pmuludq]: Fix the mode of return value.
8992 2008-03-15 Richard Guenther <rguenther@suse.de>
8995 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8998 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9000 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9001 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9002 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9003 unless TARGET_SERIALIZE_VOLATILE is enabled.
9004 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9005 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9006 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9008 2008-03-14 Richard Guenther <rguenther@suse.de>
9010 PR tree-optimization/34172
9011 * tree-flow.h (refs_may_alias_p): Declare.
9012 (get_single_def_stmt): Likewise.
9013 (get_single_def_stmt_from_phi): Likewise.
9014 (get_single_def_stmt_with_phi): Likewise.
9015 * tree-dfa.c (refs_may_alias_p): New function.
9016 (get_single_def_stmt): Likewise.
9017 (get_single_def_stmt_from_phi): Likewise.
9018 (get_single_def_stmt_with_phi): Likewise.
9019 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9020 (vn_reference_lookup_1): New helper function.
9021 (vn_reference_lookup): Walk the virtual use-def chain to
9022 continue searching for a match if the def does not alias the
9023 reference we are looking for.
9025 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9027 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9028 archive and Perzl. Update The Written Word listing.
9030 2008-03-14 Richard Guenther <rguenther@suse.de>
9032 PR tree-optimization/34043
9033 PR tree-optimization/33989
9034 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9036 (bitmap_find_leader): Use extra argument to verify dominance
9037 relationship inside a basic-block.
9038 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9039 (find_leader_in_sets): Adjust.
9040 (create_component_ref_by_pieces): Take extra argument for
9041 dominance check, handle lookup failures.
9042 (find_or_generate_expression): Likewise.
9043 (create_expression_by_pieces): Likewise.
9044 (insert_into_preds_of_block): Adjust.
9045 (create_value_expr_from): If asked for, verify all operands
9046 are in the blocks AVAIL_OUT set.
9047 (make_values_for_stmt): Check for SSA_NAMEs that are life
9048 over an abnormal edge.
9049 (compute_avail): Remove such check.
9050 (do_SCCVN_insertion): New function.
9051 (eliminate): If we do not find a leader suitable for replacement
9052 insert a replacement expression from SCCVN if available.
9053 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9054 (struct vn_ssa_aux): Add needs_insertion flag.
9055 * tree-ssa-sccvn.c (may_insert): New global flag.
9056 (copy_reference_ops_from_ref): Value-number union member access
9057 based on its size, not type and member if insertion is allowed.
9058 (visit_reference_op_load): For a weak match from union type
9059 punning lookup a view-converted value and insert a SSA_NAME
9060 for that value if that is not found.
9061 (visit_use): Make dumps shorter. Do not disallow value numbering
9062 SSA_NAMEs that are life over an abnormal edge to constants.
9063 (free_scc_vn): Release inserted SSA_NAMEs.
9064 (run_scc_vn): New flag to specify whether insertion is allowed.
9065 Process SSA_NAMEs in forward order.
9066 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9067 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9068 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9069 pointer type to/from integral types that do not change the
9070 precision to regular conversions.
9072 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9074 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9075 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9076 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9077 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9078 input arguments and the mode of return value. Built-in functions
9079 that operate on whole 64-bit MMX register now use V1DI mode.
9081 2008-03-13 Alon Dayan <alond@il.ibm.com>
9082 Olga Golovanevsky <olga@il.ibm.com>
9084 PR tree-optimization/35041
9085 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9086 to locate the right position in a statement.
9088 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9092 * config/i386/xmmintrin.h: Change all static inline functions to
9093 extern inline and add __gnu_inline__ attribute.
9094 * config/i386/bmintrin.h: Ditto.
9095 * config/i386/smmintrin.h: Ditto.
9096 * config/i386/tmmintrin.h: Ditto.
9097 * config/i386/mmintrin-common.h: Ditto.
9098 * config/i386/ammintrin.h: Ditto.
9099 * config/i386/emmintrin.h: Ditto.
9100 * config/i386/pmmintrin.h: Ditto.
9101 * config/i386/mmintrin.h: Ditto.
9102 * config/i386/mm3dnow.h: Ditto.
9104 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9107 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9108 (lower_omp_2): New function.
9109 (lower_omp_1, lower_omp): Rewritten.
9111 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9114 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9115 with the phrase "Microsoft Windows compilers".
9116 (Push/Pop Macro Pragmas): New subsection. Document
9117 #pragma push_macro and pragma pop_macro.
9119 2008-03-12 Paul Brook <paul@codesourcery.com>
9121 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9123 2008-03-12 Paul Brook <paul@codesourcery.com>
9125 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9126 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9127 (thumb2_addsi_shortim): Rename ...
9128 (thumb2_addsi_short): ... to this. Allow register operands.
9129 (thumb2_subsi_short): New pattern.
9130 (thumb2_one_cmplsi2_short,
9131 thumb2_negsi2_short): New patterns and peepholes.
9133 2008-03-12 Paul Brook <paul@codesourcery.com>
9135 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9137 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.md (int_cond): New code iterator.
9141 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9142 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9143 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9144 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9145 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9146 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9147 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9148 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9150 2008-03-12 Paul Brook <paul@codesourcery.com>
9152 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9153 instead of {arm,thumb}_compute_save_reg_mask.
9154 (output_return_instruction): Ditto.
9155 (thumb_unexpanded_epilogue): Ditto.
9156 (thumb1_expand_prologue): Ditto.
9157 (thumb1_output_function_prologue): Ditto.
9158 (arm_set_return_address): Ditto.
9159 (thumb_set_return_address): Ditto.
9160 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9161 regs to achieve stack alignment.
9162 (thumb1_compute_save_reg_mask): Fix compiler warning.
9163 (arm_output_epilogue): Use offsets->saved_regs_mask.
9164 Adjust stack pointer by poping call clobered registers.
9165 (arm_expand_prologue): Use offsets->saved_regs_mask.
9166 Adjust stack pointer by pushing extra registers.
9167 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9169 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9172 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9173 conversion to the operands of a multiplication.
9175 2008-03-12 Richard Guenther <rguenther@suse.de>
9177 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9178 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9179 * timevar.def (TV_TREE_PHIPROP): Add.
9180 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9181 pass description. Use TV_TREE_PHIPROP.
9182 * tree-ssa-forwprop.c: Remove phiprop code.
9184 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9187 * omp-low.c (maybe_lookup_decl): Constify first argument.
9188 (use_pointer_for_field): Change last argument from bool to
9189 omp_context *. Disallow shared copy-in/out in nested
9190 parallel if decl is shared in outer parallel too.
9191 (build_outer_var_ref, scan_sharing_clauses,
9192 lower_rec_input_clauses, lower_copyprivate_clauses,
9193 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9195 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9196 Ira Rosen <irar@il.ibm.com>
9198 * tree-vectorizer.c (free_stmt_vec_info): New function.
9199 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9200 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9201 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9202 * tree-vect-transform.c (vectorizable_conversion): Free
9203 vec_oprnds0 if it was allocated.
9204 (vect_permute_store_chain): Remove unused VECs.
9205 (vectorizable_store): Free VECs that are allocated in the..
9207 (vect_transform_strided_load, vectorizable_load): Likewise.
9208 (vect_remove_stores): Simplify the code.
9209 (vect_transform_loop): Move code to vect_remove_stores().
9210 Call vect_remove_stores() and free_stmt_vec_info().
9212 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9214 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9215 TARGET_HPUX. Revise comment.
9216 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9217 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9218 Use sr4 variant of `be' instruction when not generating PIC code.
9219 (attr_length_call): Adjust for above change.
9221 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9223 * ipa-reference.c (static_execute): Remove module_statics_const and
9224 associated setting code.
9226 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9230 predicate for operand 1.
9231 (paritysi2_cmp): Use register_operand predicate for operand 2.
9232 Use earlyclobber modifier for operand 1. Remove support for
9234 (paritydi2_cmp): Use register_operand predicate for operand 3.
9235 Use earlyclobber modifier for operand 1. Remove support for
9238 2008-03-11 Paul Brook <paul@codesourcery.com>
9239 Vladimir Prus <vladimir@codesourcery.com>
9241 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9242 (arm_compute_save_reg0_reg12_mask): Always
9243 check if register 11 must be saved. Always safe hard frame pointer
9244 when frame_pointer_needeed.
9245 (arm_compute_save_reg_mask): Save IP and PC
9246 only with apcs frames.
9247 (arm_output_epilogue): Adjust Thumb2 codepath to
9248 be also invoked and work for ARM non-apcs frames.
9249 (arm_expand_prologue): Don't bother saving IP
9250 for non-apcs frame, since it's not clobbered by
9251 prologue code. Implement non-apcs frame
9254 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9256 PR rtl-optimization/35281
9257 * expr.c (convert_move): Use a new pseudo for the intermediate
9258 from_mode->word_mode result.
9260 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9262 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9263 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9264 * toplev.c (compile_file): Don't call it.
9266 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9269 * expr.c (store_expr): Call emit_block_move if the mode
9270 of "temp" RTX is BLKmode.
9272 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9273 Richard Guenther <rguenther@suse.de>
9275 PR tree-optimization/31358
9276 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9277 the step with a NULL_TREE.
9278 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9279 to sizetype if type is a pointer type.
9280 (add_candidate_1): Don't convert the base and step to
9281 the generic type if the orginal type is a pointer type.
9282 (add_iv_value_candidates): Use sizetype for the step
9283 if type is a pointer type.
9284 (cand_value_at): Likewise.
9285 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9287 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9288 Don't convert the tem affine to the type.
9289 (add_elt_to_tree): Use sizetype for the step if a pointer.
9290 Use POINTER_PLUS_EXPR for pointers.
9291 (aff_combination_to_tree): Use sizetype for the step if a
9294 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9296 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9297 Remove commutativity hint.
9299 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9303 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9304 errorneous type. Check that v is a VAR_DECL.
9307 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9309 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9311 PR tree-optimization/35494
9312 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9313 may be overriden at link and run time.
9315 2008-03-10 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/34677
9318 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9319 (poolify_tree): Likewise.
9320 (modify_expr_template): Likewise.
9321 (poolify_modify_stmt): Likewise.
9322 (insert_fake_stores): Handle all component-ref style stores
9323 in addition to INDIRECT_REF. Also handle complex types.
9324 Do not poolify the inserted load.
9325 (realify_fake_stores): Do not rebuild the tree but only
9326 make it a SSA_NAME copy.
9327 (init_pre): Remove initialzation of modify_expr_template.
9328 Do not allocate modify_expr_node_pool.
9329 (fini_pre): Do not free modify_expr_node_pool.
9331 2008-03-10 Paul Brook <paul@codesourcery.com>
9333 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9336 2008-03-10 Paul Brook <paul@codesourcery.com>
9337 Mark Shinwell <shinwell@codesourcery.com>
9339 * config/arm/cortex-r4.md: New.
9340 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9342 * config/arm/arm.md: Include cortex-r4.md.
9343 (insn): Add smmls, sdiv and udiv values.
9344 (generic_sched): Don't use generic scheduling for Cortex-R4.
9345 (arm_issue_rate): New function.
9346 (TARGET_SCHED_ISSUE_RATE): Define.
9348 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9350 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9352 2008-03-10 Richard Guenther <rguenther@suse.de>
9354 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9355 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9357 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9359 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9360 Set default to true.
9362 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9364 * c.opt (Wsynth): Deprecate.
9365 * doc/invoke.texi (Option Summary, Warning Options): Document
9366 -Wno-format-contains-nul.
9368 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9372 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9374 2008-03-09 Ira Rosen <irar@il.ibm.com>
9376 * config/rs6000/rs6000.c (builtin_description): Rename vector
9377 left shift operations.
9378 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9379 (altivec_vsl<VI_char>): Rename to ...
9380 (ashl<mode>3): ... new name.
9381 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9383 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9385 2008-03-08 Richard Guenther <rguenther@suse.de>
9387 * coverage.h (tree_coverage_counter_addr): Declare.
9388 * coverage.c (tree_coverage_counter_addr): New function.
9389 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9391 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9392 (tree_gen_one_value_profiler): Likewise.
9393 (tree_gen_ic_profiler): Likewise.
9394 (tree_gen_average_profiler): Likewise.
9395 (tree_gen_ior_profiler): Likewise.
9397 2008-03-08 Richard Guenther <rguenther@suse.de>
9399 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9400 (vn_binary_op_insert): Likewise.
9401 (vn_unary_op_lookup): Likewise.
9402 (vn_unary_op_insert): Likewise.
9403 (vn_nary_op_lookup): Declare.
9404 (vn_nary_op_insert): Likewise.
9405 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9406 and binary hashes, use a single obstack for unary_op_pool
9408 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9409 a single struct vn_nary_op_s. Store tree code length and
9410 a variable number of operands.
9411 (struct vn_reference_op_struct): Remove unused op2.
9412 (vn_reference_op_eq): Do not compare op2.
9413 (vn_reference_op_compute_hash): Do not compute hash of op2.
9414 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9415 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9416 with vn_nary_op_compute_hash.
9417 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9418 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9420 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9422 (visit_unary_op): Call nary functions.
9423 (visit_binary_op): Likewise.
9424 (process_scc): Adjust for struct vn_tables_s changes.
9425 (allocate_vn_table): Likewise.
9426 (free_vn_table): Likewise.
9427 * tree-vn.c (vn_add): Call nary functions.
9428 (vn_lookup): Likewise.
9430 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9433 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9434 wdst back after sync_compare_and_swapqhi_internal.
9436 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/i386-modes.def (V1DI): New vector mode.
9440 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9441 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9442 (MMXMODE248): Ditto.
9443 (MMXMODE): Add V1DI mode.
9444 (mmxvecsize): Change DI mode to V1DI mode.
9445 ("mov<mode>): Use MMXMODEI8 mode iterator.
9446 ("*mov<mode>_internal_rex64"): Ditto.
9447 ("*mov<mode>_internal"): Ditto.
9448 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9449 ("mmx_sub<mode>3"): Ditto.
9450 ("mmx_adddi3"): Remove insn pattern.
9451 ("mmx_subdi3"): Ditto.
9452 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9453 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9454 ("mmx_ashl<mode>3"): Ditto.
9455 ("mmx_lshrdi3"): Remove insn pattern.
9456 ("mmx_ashldi3"): Ditto.
9457 * config/i386/i386.c (classify_argument): Handle V1DImode.
9458 (function_arg_advance_32): Ditto.
9459 (function_arg_32): Ditto.
9460 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9461 mmx_addv1di3 insn pattern.
9462 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9463 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9464 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9465 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9466 Remove definitions of built-in functions.
9467 (V1DI_type_node): New node.
9468 (v1di_ftype_v1di_int): Ditto.
9469 (v1di_ftype_v1di_v1di): Ditto.
9470 (v2si_ftype_v2si_si): Ditto.
9471 (v4hi_ftype_v4hi_di): Remove node.
9472 (v2si_ftype_v2si_di): Ditto.
9473 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9474 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9475 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9476 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9477 Add new builtins using def_builtin_const.
9478 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9479 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9480 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9481 * config/i386/mmintrin.h (__v1di): New typedef.
9482 (_mm_add_si64): Cast arguments to __v1di type.
9483 (_mm_sub_si64): Ditto.
9484 (_mm_sll_pi16): Cast __count to __v4hi type.
9485 (_mm_sll_pi32): Cast __count to __v2si type.
9486 (_mm_sll_si64): Cast arguments to __v1di type.
9487 (_mm_srl_pi16): Cast __count to __v4hi type.
9488 (_mm_srl_pi32): Cast __count to __v2si type.
9489 (_mm_srl_si64): Cast arguments to __v1di type.
9490 (_mm_sra_pi16): Cast __count to __v4hi type.
9491 (_mm_sra_pi32): Cast __count to __v2si type.
9492 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9493 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9494 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9495 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9496 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9497 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9498 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9499 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9500 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9501 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9502 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9503 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9505 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9507 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9509 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9512 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9513 reg+const addressing for Altivec modes. Don't generate reg+reg
9514 addressing for TFmode or TDmode quantities.
9516 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9518 * c-common.c (vector_types_convertible_p): Call langhook
9519 instead of comptypes.
9521 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9524 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9525 integral and scalar float variables which have a
9528 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9530 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9531 dwarf_register_span hook when emitting unwind information for
9532 register-to-memory saves.
9533 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9534 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9536 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9538 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9539 for the same VAR_DECL.
9541 2008-03-06 Tom Tromey <tromey@redhat.com>
9544 * doc/standards.texi (Standards): Don't mention treelang.
9545 * doc/invoke.texi (Overall Options): Don't mention treelang.
9546 * doc/install.texi (Prerequisites): Don't mention bison or
9548 (Configuration): Don't mention treelang.
9549 (Building): Likewise.
9550 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9552 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9554 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9555 word-extractions out of a multi-word object.
9557 2008-03-06 Richard Guenther <rguenther@suse.de>
9559 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9560 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9561 result type and precision.
9562 * expr.c (get_inner_reference): Set unsignedp based on the result
9563 type of BIT_FIELD_REF.
9564 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9565 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9566 (try_instantiate_multiple_fields): Likewise. Use the correct type
9568 (sra_build_assignment): Likewise.
9569 (sra_build_elt_assignment): Likewise.
9570 (sra_explode_bitfield_assignment): Likewise.
9571 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9572 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9573 set BIT_FIELD_REF_UNSIGNED.
9574 (vectorizable_load): Likewise.
9576 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9578 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9581 2008-03-06 Richard Guenther <rguenther@suse.de>
9583 * alias.c (struct alias_set_entry): Move has_zero_child field
9584 to pack with alias_set.
9586 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9588 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9591 2008-03-05 Ian Lance Taylor <iant@google.com>
9593 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9595 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9597 * fwprop.c (update_df): Support width and offset parameters of
9599 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9600 global_conflicts): Change DF_REF_EXTRACT to either
9601 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9602 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9603 * df-scan.c (df_ref_record, df_defs_record,
9604 df_ref_create_structure, df_def_record_1, df_uses_record,
9605 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9606 df_bb_refs_collect, df_entry_block_defs_collect,
9607 df_exit_block_uses_collect): Support new width and offset fields.
9608 (ref_extract_pool): New storage pool.
9609 (df_free_ref): New function.
9610 (df_reg_chain_unlink, df_free_collection_rec,
9611 df_sort_and_compress_refs): Call df_free_ref.
9612 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9614 (df_ref_create_structure): Allocate df_ref_extract if offset and
9615 width fields are used.
9616 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9617 (df_uses_record): Get offset and width from ZERO_EXTRACT
9619 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9620 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9621 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9622 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9623 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9624 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9625 (df_ref_extract): New structure.
9626 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9627 (df_ref_create): Add width and offset parameters.
9629 2008-03-05 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9632 Use ranges_overlap_p.
9633 (offset_overlaps_with_access): Rename
9634 to ranges_overlap_p and move ...
9635 * tree-flow-inline.h (ranges_overlap_p): ... here.
9637 * tree.h (get_inner_reference, handled_component_p): Update
9640 * tree.h (record_component_aliases, get_alias_set,
9641 alias_sets_conflict_p, alias_sets_must_conflict_p,
9642 objects_must_conflict_p): Move declarations ...
9643 * alias.h (record_component_aliases, get_alias_set,
9644 alias_sets_conflict_p, alias_sets_must_conflict_p,
9645 objects_must_conflict_p): ... here.
9646 Include coretypes.h.
9647 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9649 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9651 * cfg.c: Include tree-flow.h.
9652 (remove_edge_raw): Call redirect_edge_var_map_clear.
9653 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9654 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9655 (redirect_edge_var_map_result): New.
9656 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9657 PENDING_STMT use with redirect_edge_var_map_*.
9658 * tree-ssa.c (edge_var_maps): New definition.
9659 (redirect_edge_var_map_add): New.
9660 (redirect_edge_var_map_clear): New.
9661 (redirect_edge_var_map_dup): New.
9662 (redirect_edge_var_map_vector): New.
9663 (redirect_edge_var_map_destroy): New.
9664 (ssa_redirect_edge): Replace PENDING_STMT use with
9665 redirect_edge_var_map_*.
9666 (flush_pending_stmts): Same.
9667 (delete_tree_ssa): Destroy edge var map.
9668 * tree-flow.h (struct _edge_var_map): New.
9669 Define edge_var_map vector type.
9670 Declare redirect_edge_var_map_* prototypes.
9671 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9672 * tree-cfg.c (reinstall_phi_args): Replace
9673 PENDING_STMT use with redirect_edge_var_map_*.
9675 2008-03-05 Richard Guenther <rguenther@suse.de>
9677 PR tree-optimization/35472
9678 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9679 whose single use_stmt has a overlapping set of loaded and
9680 stored symbols as that use_stmt might be a noop assignment then.
9682 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9684 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9686 2008-03-05 Richard Guenther <rguenther@suse.de>
9689 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9690 should be constants.
9691 * tree-cfg.c (verify_expr): Verify it.
9692 * fold-const.c (fold_truthop): Remove code generating
9693 BIT_FIELD_REFs of structure bases.
9694 (fold_binary): Likewise.
9695 (fold_ternary): Position and size of BIT_FIELD_REFs are
9696 always host integers.
9697 (make_bit_field_ref): Remove.
9698 (optimize_bit_field_compare): Remove.
9699 (all_ones_mask_p): Remove.
9701 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9704 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9705 (split_block_and_df_analyze): New. Split basic block and rebuild
9707 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9709 (split_pattern_seq): Likewise.
9710 (erase_matching_seqs): Likewise.
9711 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9713 2008-03-04 Geoff Keating <geoffk@apple.com>
9715 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9716 declaration and code.
9717 (tree_invalid_nonnegative_warnv_p): Likewise.
9719 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9721 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9722 examples. Truncate option-names then causing overfull hbox.
9724 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9727 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9729 * configure: Rebuilt.
9731 2008-03-04 Rafael Espindola <espindola@google.com>
9733 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9734 (tree_unary_nonnegative_warnv_p): New.
9735 (tree_binary_nonnegative_warnv_p): New.
9736 (tree_single_nonnegative_warnv_p): New.
9737 (tree_invalid_nonnegative_warnv_p): New.
9738 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9740 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9743 * opts.c (handle_option): Postpone 'unknown option' errors only for
9746 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9749 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9752 2008-03-04 Rafael Espindola <espindola@google.com>
9754 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9755 (tree_binary_nonzero_warnv_p): New.
9756 (tree_single_nonzero_warnv_p): New.
9757 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9759 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9762 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9763 transformations for modes that have signed zeros.
9764 * ifcvt.c (noce_try_abs): Ditto.
9766 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9768 * config/i386/i386.c (override_options): Force
9769 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9771 2008-03-04 Jan Hubicka <jh@suse.cz>
9774 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9777 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9779 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9780 label to probe the stack.
9782 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9784 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9785 (__gthr_win32_mutex_destroy): Declare.
9786 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9787 __gthr_win32_mutex_destroy.
9788 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9790 2008-03-03 Jan Hubicka <jh@suse.cz>
9793 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9794 aggressive on inlining cold calls.
9796 2008-03-03 Richard Guenther <rguenther@suse.de>
9798 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9799 struct copies into the expression table.
9800 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9801 (try_to_simplify): Likewise.
9802 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9803 integral and pointer arguments which do not change the
9804 precision to NOP_EXPRs.
9805 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9806 VIEW_CONVERT_EXPR case.
9808 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9810 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9811 defined in a loop at depth 0 is invariant.
9812 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9813 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9814 be called at loop depth 0.
9816 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9819 * gcc.c (process_command): Update copyright notice dates.
9820 * gcov.c (print_version): Likewise.
9821 * gcov-dump.c (print_version): Likewise.
9822 * mips-tfile.c (main): Likewise.
9823 * mips-tdump.c (main): Likewise.
9825 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9828 * c-common.c (flag_permissive): Delete.
9829 (constant_expression_warnings): Check flags first.
9830 (constant_expression_error): New.
9831 * c-common.h (flag_permissive): Delete.
9832 (constant_expression_error): Declare.
9833 * flags.h (flag_permissive): Declare. Update description.
9834 * diagnostic.c (pedwarn): Update.
9836 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9837 (permissive_error_kind): New.
9838 * toplev.c (flag_permissive): Define. Update description.
9839 * toplev.h (permissive_error_kind): Declare.
9840 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9841 (pedwarn_c90): Use pedantic_warning_kind.
9842 * c-opts.c (c_common_post_options): flag_permissive does not affect
9843 flag_pedantic_errors.
9845 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9847 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9848 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9849 __absvsi2, __absvDI2): Use unsigned arithmetic.
9851 2008-03-02 Andi Kleen <ak@suse.de>
9852 Richard Guenther <rguenther@suse.de>
9854 * struct-equiv.c: Remove file.
9855 * cfg_cleanup.c (condjump_equiv_p): Remove.
9856 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9857 (struct-equiv.o): Remove rule.
9858 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9859 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9860 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9862 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9864 * ifcvt.c (noce_process_if_block): Try to handle only the then
9865 block if the else block exists but isn't suitable.
9867 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9870 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9871 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9872 regression from previous patch.
9874 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9877 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9879 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9880 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9881 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9882 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9883 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9884 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9885 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9886 (__gthread_mutex_destroy_function): Rename to
9887 __gthread_mutex_destroy.
9888 * gthr-dce.h (__gthread_mutex_destroy): Call
9889 pthread_mutex_destroy.
9890 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9891 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9892 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9894 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9896 * df-scan.c (df_ref_chain_change_bb): Simplify.
9897 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9898 set_block_for_insn if there's any change.
9899 * df.h ((df_insn_change_bb): Fix prototype.
9900 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9901 df_insn_change_bb, don't call set_block_for_insn.
9902 * emit-rtl.c (reorder_insns): Likewise.
9903 * haifa-sched.c (move_insn): Likewise.
9905 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9907 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9909 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9911 * tree-flow-inline.h (next_readonly_imm_use): Return
9912 NULL_USE_OPERAND_P after the end.
9914 2008-03-01 Richard Guenther <rguenther@suse.de>
9916 PR tree-optimization/35411
9917 * tree-sra.c (sra_build_assignment): Split conversion to
9918 final type to a separate statement if we are not assigning
9921 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9923 * fold-const.c (fold_convertible_p): Correct the logic to follow
9924 that in fold_convert().
9926 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9929 * tree-inline.c (build_duplicate_type): When we make a
9930 duplicate type, make it unique in the canonical types system.
9932 2008-02-29 Tom Tromey <tromey@redhat.com>
9934 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9935 input_file_stack_history, input_file_stack_restored): Remove.
9936 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9937 * input.h (struct file_stack): Remove.
9938 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9939 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9941 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9943 (diagnostic_last_module_changed): Add 'map' argument.
9944 (diagnostic_set_last_function): Likewise.
9945 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9946 line map, not input_file_stack.
9947 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9949 2008-02-29 Paul Brook <paul@codesourcery.com>
9951 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9953 2008-02-29 Paul Brook <paul@codesourcery.com>
9955 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9957 2008-02-29 Richard Guenther <rguenther@suse.de>
9959 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9961 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9962 value for comparing for a store match.
9963 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9964 (try_to_simplify): Do not do a full-blown reference lookup.
9966 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9968 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9969 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9971 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9973 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9975 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9976 strides against cache sizes.
9978 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9980 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9983 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9985 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9986 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9987 is smaller than the original promoted value.
9988 (simplify_subreg): If OP is a SUBREG, try to preserve its
9989 SUBREG_PROMOTED_VAR_P information.
9991 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9993 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9994 (VN_INFO_GET): Allocate new objects on the obstack.
9995 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9996 for rpo_numbers_temp, for consistency.
9997 (free_scc_vn): Free the obstack.
9999 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10001 * doc/invoke.texi: Document -ftree-loop-distribution.
10002 * tree-loop-distribution.c: New.
10003 * tree-pass.h (pass_loop_distribution): New.
10004 * graphds.h (struct graph): Add htab_t indices.
10005 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10006 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10007 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10008 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10009 * tree-data-ref.c (debug_data_dependence_relations): New.
10010 (dump_data_dependence_relation): Also print data references.
10011 (free_data_ref): Extern.
10012 (same_access_functions): Moved...
10013 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10014 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10015 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10016 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10017 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10018 (stmts_from_loop): Skip LABEL_EXPR.
10019 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10021 (build_rdg): Initialize rdg->indices htab.
10022 (free_rdg, stores_from_loop, ref_base_address,
10023 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10024 have_similar_memory_accesses_1, ref_base_address_1,
10025 remove_similar_memory_refs): New.
10026 * tree-data-ref.h: Depend on tree-chrec.h.
10027 (debug_data_dependence_relations, free_data_ref): Declared.
10028 (same_access_functions): ... here.
10029 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10031 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10032 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10033 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10034 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10035 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10036 rdg_vertex_for_stmt): Declared.
10037 (struct rdg_edge): Add level.
10039 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10040 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10042 (rdg_has_similar_memory_accesses): New.
10043 * tree-vect-analyze.c: Remove unused static decls.
10044 * lambda.h (dependence_level): New.
10045 * common.opt (ftree-loop-distribution): New.
10046 * tree-flow.h (mark_virtual_ops_in_bb,
10047 slpeel_tree_duplicate_loop_to_edge_cfg,
10048 rename_variables_in_loop): Declared.
10049 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10050 (OBJS-common): Add tree-loop-distribution.o.
10051 (tree-loop-distribution.o): New rule.
10052 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10053 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10054 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10056 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10059 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10060 other than structures and unions.
10062 2008-02-28 Richard Guenther <rguenther@suse.de>
10065 2008-02-26 Richard Guenther <rguenther@suse.de>
10067 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10068 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10069 (lookup_decl_from_uid): Declare.
10070 (remove_decl_from_map): Likewise.
10071 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10072 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10073 (decl_for_uid_map): New global hashtable mapping DECL_UID
10075 (init_ttree): Allocate it.
10076 (insert_decl_to_uid_decl_map): New helper function.
10077 (make_node_stat): Insert new decls into the map.
10078 (copy_node_stat): Likewise.
10079 (lookup_decl_from_uid): New function.
10080 (remove_decl_from_map): Likewise.
10081 (print_decl_for_uid_map_statistics): New helper.
10082 (dump_tree_statistics): Call it.
10084 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10085 (referenced_var_iterator): Adjust.
10086 (FOR_EACH_REFERENCED_VAR): Adjust.
10087 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10088 (num_referenced_vars): Adjust.
10089 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10090 (first_referenced_var): Remove.
10091 (end_referenced_vars_p): Likewise.
10092 (next_referenced_var): Likewise.
10093 (referenced_var_iterator_set): New helper function.
10094 * tree-dfa.c (referenced_var_lookup): Adjust.
10095 (referenced_var_check_and_insert): Likewise.
10096 (remove_referenced_var): Likewise.
10097 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10098 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10099 (verify_call_clobbering): Likewise.
10100 (verify_memory_partitions): Likewise.
10101 (init_tree_ssa): Allocate bitmap instead of hashtable for
10103 (delete_tree_ssa): Adjust.
10104 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10106 (compute_tag_properties): Likewise.
10107 (set_initial_properties): Likewise.
10108 (find_partition_for): Likewise.
10109 (update_reference_counts): Likewise.
10110 (dump_may_aliases_for): Likewise.
10111 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10112 (add_call_clobber_ops): Likewise.
10113 (add_call_read_ops): Likewise.
10114 (get_asm_expr_operands): Likewise.
10115 * tree-into-ssa.c (dump_decl_set): Likewise.
10116 (update_ssa): Likewise.
10117 * tree-sra.c (scan_function): Likewise.
10118 (decide_instantiations): Likewise.
10119 (scalarize_parms): Likewise.
10120 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10121 (dsa_named_for): Likewise.
10122 * tree-ssa-structalias.c (update_alias_info): Likewise.
10123 (merge_smts_into): Likewise.
10125 2008-02-27 David Daney <ddaney@avtrex.com>
10128 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10129 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10130 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10131 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10132 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10134 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10137 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10138 (BUILT_IN_NEXTTOWARD): Remove.
10139 (BUILT_IN_NEXTTOWARDF): Ditto.
10140 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10141 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10143 2008-02-27 Tom Tromey <tromey@redhat.com>
10145 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10146 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10148 2008-02-27 Jan Beulich <jbeulich@novell.com>
10150 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10151 update the respective field on newdecl.
10153 2008-02-27 Revital Eres <eres@il.ibm.com>
10155 PR rtl-optimization/34999
10156 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10157 crossing edges that ends with a call insn.
10158 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10159 call insn and clear the EDGE_CROSSING flag of the crossing edge
10160 when fixing fallthru edges.
10162 2008-02-27 Richard Guenther <rguenther@suse.de>
10164 PR middle-end/35390
10165 * fold-const.c (fold_unary): Return the correct argument,
10166 converted to the result type.
10168 2008-02-27 Richard Guenther <rguenther@suse.de>
10170 PR middle-end/34971
10171 * expr.c (expand_expr_real_1): Assert on rotates that operate
10173 * fold-const.c (fold_binary): Use the types precision, not the
10174 bitsize of the mode if folding rotate expressions. Build rotates
10175 only for full modes.
10177 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10179 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10180 and CPP_PRAGMA_EOL.
10181 * c-pragma.c (pragma_ns_name): New typedef.
10182 (registered_pp_pragmas): New variable.
10183 (c_pp_lookup_pragma): New function.
10184 (c_register_pragma_1): If flag_preprocess_only, do nothing
10185 for non-expanded pragmas, for expanded ones push pragma's
10186 namespace and name into registered_pp_pragmas vector.
10187 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10188 flag_preprocess_only, don't register GCC pch_preprocess
10189 pragma if flag_preprocess_only.
10190 * c-opts.c (c_common_init): Call init_pragma even if
10191 flag_preprocess_only.
10192 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10193 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10194 cpp_register_pragma if flag_preprocess_only.
10196 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10199 * c-parser.c (c_parser_translation_unit): Warn for empty
10200 translation unit, not empty source file.
10202 2008-02-26 Paul Brook <paul@codesourcery.com>
10204 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10205 operand for Thumb-2.
10206 * config/arm/arm.h (reg_class): Add CORE_REGS.
10207 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10208 (BASE_REG_CLASS): Use CORE_REGS.
10209 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10210 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10211 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10212 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10213 ARM_REGNO_OK_FOR_INDEX_P.
10214 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10215 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10216 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10217 (ldm/stm peepholes): Ditto.
10218 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10219 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10220 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10221 * config/arm/constraints.md: Enable "k" constraint on ARM.
10223 2008-02-27 Ben Elliston <bje@au.ibm.com>
10225 * config/rs6000/rs6000.c: Annotate cache line size field in all
10226 instances of struct processor_costs.
10228 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10230 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10231 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10232 jump_bypass): New counters.
10233 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10234 * dce.c (gate_ud_dce): Same.
10235 (gate_fast_dce): Same.
10236 * dse.c (gate_dse1): New function.
10237 (gate_dse2): New function.
10238 (gate_dse): Merge results of new gate functions.
10239 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10240 (gate_handle_jump_bypass): Add dbg_cnt.
10241 (gate_handle_gcse): Add dbg_cnt.
10242 * ifcvt.c (gate_handle_if_conversion): Same.
10243 (gate_handle_if_after_combine): Same.
10244 (gate_handle_if_after_reload): Same.
10245 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10247 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10249 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10251 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10253 2008-02-26 Jason Merrill <jason@redhat.com>
10256 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10257 alone if it's the naming decl for the type's main variant.
10259 2008-02-26 Tom Tromey <tromey@redhat.com>
10261 * system.h (USE_MAPPED_LOCATION): Poison.
10262 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10263 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10264 (make_goto_expr_edges): Likewise.
10265 (remove_bb): Likewise.
10266 (execute_warn_function_return): Likewise.
10267 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10269 * c-common.c (fname_decl): Remove old location code.
10270 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10272 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10274 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10275 (gen_rtx_ASM_INPUT): Likewise.
10276 (gen_rtx_ASM_INPUT_loc): Likewise.
10277 (get_rtx_asm_OPERANDS): Remove.
10278 * cfglayout.c (insn_locators_alloc): Remove old location code.
10279 (set_curr_insn_source_location): Likewise.
10280 (curr_insn_locator): Likewise.
10281 * print-tree.c (print_node): Remove old location code.
10282 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10283 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10284 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10285 location_from_locus.
10286 (construct_exit_block): Remove old location code.
10287 * emit-rtl.c (force_next_line_note): Remove old location code.
10288 * profile.c (branch_prob): Remove old location code.
10289 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10290 LOC_LINE): Remove old-location variants.
10291 * langhooks.c (lhd_print_error_function): Remove old location
10293 * configure, config.in: Rebuilt.
10294 * configure.ac (--enable-mapped-location): Remove.
10295 * c-decl.c (c_init_decl_processing): Remove old location code.
10296 (finish_function): Likewise.
10297 * recog.c (decode_asm_operands): Remove old location code.
10298 * c-pch.c (c_common_read_pch): Remove old location code.
10299 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10301 * gimple-low.c (lower_function_body): Remove old location code.
10302 * toplev.c (unknown_location): Remove.
10303 (push_srcloc): Remove old-location variant.
10304 (process_options): Remove old location code.
10305 (lang_dependent_init): Likewise.
10306 * input.h (UNKNOWN_LOCATION): Move definition.
10307 (location_t): Undeprecate.
10308 (source_locus): Remove.
10309 (location_from_locus): Remove.
10310 (struct location_s): Remove.
10311 Remove all old-location code.
10312 (input_line, input_filename): Remove.
10313 * final.c (final_scan_insn): Remove old location code.
10314 * diagnostic.c (diagnostic_build_prefix): Remove
10315 USE_MAPPED_LOCATION test.
10316 * tree.h (gimple_stmt) <locus>: Now a location_t.
10317 (tree_exp) <locus>: Likewise.
10318 (DECL_IS_BUILTIN): Remove old-location variant.
10319 (annotate_with_file_line, annotate_with_locus): Likewise.
10320 (expr_locus, set_expr_locus): Update.
10321 * tree.c (build1_stat): Remove old location code.
10322 (last_annotated_node): Remove.
10323 (annotate_with_file_line): Remove old-location variant.
10324 (annotate_with_locus): Likewise.
10325 (expr_location): Remove old location code.
10326 (set_expr_location): Likewise.
10327 (expr_has_location): Likewise.
10328 (expr_locus): Likewise.
10329 (set_expr_locus): Likewise.
10330 (expr_filename): Don't use location_from_locus.
10331 (expr_lineno): Likewise.
10332 * rtl-error.c (location_for_asm): Remove old location code.
10333 * c-lex.c (cb_line_change): Remove old location code.
10334 (fe_file_change): Likewise.
10335 (cb_def_pragma): Likewise.
10336 (c_lex_with_flags): Likewise.
10337 * gengtype.c (do_typedef): Don't special-case location types.
10338 (define_location_structures): Remove.
10339 (main): Don't call define_location_structures.
10340 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10343 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10346 * builtins.def (BUILT_IN_STDARG_START): Remove.
10347 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10348 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10349 * tree-inline.c (inline_forbidden_p_1): Likewise.
10351 2008-02-26 Richard Guenther <rguenther@suse.de>
10353 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10354 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10355 (lookup_decl_from_uid): Declare.
10356 (remove_decl_from_map): Likewise.
10357 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10358 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10359 (decl_for_uid_map): New global hashtable mapping DECL_UID
10361 (init_ttree): Allocate it.
10362 (insert_decl_to_uid_decl_map): New helper function.
10363 (make_node_stat): Insert new decls into the map.
10364 (copy_node_stat): Likewise.
10365 (lookup_decl_from_uid): New function.
10366 (remove_decl_from_map): Likewise.
10367 (print_decl_for_uid_map_statistics): New helper.
10368 (dump_tree_statistics): Call it.
10370 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10371 (referenced_var_iterator): Adjust.
10372 (FOR_EACH_REFERENCED_VAR): Adjust.
10373 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10374 (num_referenced_vars): Adjust.
10375 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10376 (first_referenced_var): Remove.
10377 (end_referenced_vars_p): Likewise.
10378 (next_referenced_var): Likewise.
10379 (referenced_var_iterator_set): New helper function.
10380 * tree-dfa.c (referenced_var_lookup): Adjust.
10381 (referenced_var_check_and_insert): Likewise.
10382 (remove_referenced_var): Likewise.
10383 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10384 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10385 (verify_call_clobbering): Likewise.
10386 (verify_memory_partitions): Likewise.
10387 (init_tree_ssa): Allocate bitmap instead of hashtable for
10389 (delete_tree_ssa): Adjust.
10390 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10391 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10392 (compute_tag_properties): Likewise.
10393 (set_initial_properties): Likewise.
10394 (find_partition_for): Likewise.
10395 (update_reference_counts): Likewise.
10396 (dump_may_aliases_for): Likewise.
10397 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10398 (add_call_clobber_ops): Likewise.
10399 (add_call_read_ops): Likewise.
10400 (get_asm_expr_operands): Likewise.
10401 * tree-into-ssa.c (dump_decl_set): Likewise.
10402 (update_ssa): Likewise.
10403 * tree-sra.c (scan_function): Likewise.
10404 (decide_instantiations): Likewise.
10405 (scalarize_parms): Likewise.
10406 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10407 (dsa_named_for): Likewise.
10408 * tree-ssa-structalias.c (update_alias_info): Likewise.
10409 (merge_smts_into): Likewise.
10411 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10414 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10415 * c-opts.c (c_common_handle_option): Wall enables
10416 Wvolatile-register-var.
10417 * common.opt: Move Wvolatile-register-var to...
10420 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10422 * common.opt (Wlarger-than=): New.
10423 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10425 * opts.c (common_handle_option): Handle -Wlarger-than=.
10426 * optc-gen.awk: Likewise.
10427 * opth-gen.awk: Likewise.
10428 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10429 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10431 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10433 * c-common.c (match_case_to_enum_1): Add appropriate
10434 OPT_W* parameter to warning.
10435 (c_do_switch_warnings): Likewise.
10436 * c-typeck.c (warning_init): Add one more parameter following
10437 'warning' function.
10438 (push_init_level): Update call to warning_init.
10439 (pop_init_level): Likewise.
10440 (add_pending_init): Likewise.
10441 (output_init_element: Likewise.
10443 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10446 * toplev.c (toplev_main): If there are warnings or error, print
10447 errors for ignored options.
10448 * opts.c (ignored_options): New static variable.
10449 (postpone_unknown_option_error): New.
10450 (print_ignored_options): New.
10451 (handle_option): Postpone errors for unknown -Wno-* options.
10452 * opts.h (print_ignored_options): Declare.
10454 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10456 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10459 2008-02-25 Richard Guenther <rguenther@suse.de>
10462 2008-02-25 Richard Guenther <rguenther@suse.de>
10464 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10465 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10466 (lookup_decl_from_uid): Declare.
10467 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10468 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10469 (decl_for_uid_map): New global hashtable mapping DECL_UID
10471 (init_ttree): Allocate it.
10472 (insert_decl_to_uid_decl_map): New helper function.
10473 (make_node_stat): Insert new decls into the map.
10474 (copy_node_stat): Likewise.
10475 (lookup_decl_from_uid): New function.
10476 (print_decl_for_uid_map_statistics): New helper.
10477 (dump_tree_statistics): Call it.
10479 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10480 (referenced_var_iterator): Adjust.
10481 (FOR_EACH_REFERENCED_VAR): Adjust.
10482 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10483 (num_referenced_vars): Adjust.
10484 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10485 (first_referenced_var): Remove.
10486 (end_referenced_vars_p): Likewise.
10487 (next_referenced_var): Likewise.
10488 (referenced_var_iterator_set): New helper function.
10489 * tree-dfa.c (referenced_var_lookup): Adjust.
10490 (referenced_var_check_and_insert): Likewise.
10491 (remove_referenced_var): Likewise.
10492 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10493 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10494 (verify_call_clobbering): Likewise.
10495 (verify_memory_partitions): Likewise.
10496 (init_tree_ssa): Allocate bitmap instead of hashtable for
10498 (delete_tree_ssa): Adjust.
10499 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10500 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10501 (compute_tag_properties): Likewise.
10502 (set_initial_properties): Likewise.
10503 (find_partition_for): Likewise.
10504 (update_reference_counts): Likewise.
10505 (dump_may_aliases_for): Likewise.
10506 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10507 (add_call_clobber_ops): Likewise.
10508 (add_call_read_ops): Likewise.
10509 (get_asm_expr_operands): Likewise.
10510 * tree-into-ssa.c (dump_decl_set): Likewise.
10511 (update_ssa): Likewise.
10512 * tree-sra.c (scan_function): Likewise.
10513 (decide_instantiations): Likewise.
10514 (scalarize_parms): Likewise.
10515 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10516 (dsa_named_for): Likewise.
10517 * tree-ssa-structalias.c (update_alias_info): Likewise.
10518 (merge_smts_into): Likewise.
10520 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10523 * doc/invoke.texi (-fcx-limited-range): Document new option.
10524 * toplev.c (process_options): Handle -fcx-fortran-rules.
10525 * common.opt: Add documentation for -fcx-fortran-rules.
10527 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10530 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10531 actual behaviour and C99.
10533 2008-02-26 Ben Elliston <bje@au.ibm.com>
10535 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10536 (ASM_CPU_POWER6_SPEC): Likewise.
10537 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10538 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10539 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10541 2008-02-25 Richard Guenther <rguenther@suse.de>
10543 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10544 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10545 (lookup_decl_from_uid): Declare.
10546 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10547 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10548 (decl_for_uid_map): New global hashtable mapping DECL_UID
10550 (init_ttree): Allocate it.
10551 (insert_decl_to_uid_decl_map): New helper function.
10552 (make_node_stat): Insert new decls into the map.
10553 (copy_node_stat): Likewise.
10554 (lookup_decl_from_uid): New function.
10555 (print_decl_for_uid_map_statistics): New helper.
10556 (dump_tree_statistics): Call it.
10558 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10559 (referenced_var_iterator): Adjust.
10560 (FOR_EACH_REFERENCED_VAR): Adjust.
10561 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10562 (num_referenced_vars): Adjust.
10563 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10564 (first_referenced_var): Remove.
10565 (end_referenced_vars_p): Likewise.
10566 (next_referenced_var): Likewise.
10567 (referenced_var_iterator_set): New helper function.
10568 * tree-dfa.c (referenced_var_lookup): Adjust.
10569 (referenced_var_check_and_insert): Likewise.
10570 (remove_referenced_var): Likewise.
10571 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10572 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10573 (verify_call_clobbering): Likewise.
10574 (verify_memory_partitions): Likewise.
10575 (init_tree_ssa): Allocate bitmap instead of hashtable for
10577 (delete_tree_ssa): Adjust.
10578 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10579 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10580 (compute_tag_properties): Likewise.
10581 (set_initial_properties): Likewise.
10582 (find_partition_for): Likewise.
10583 (update_reference_counts): Likewise.
10584 (dump_may_aliases_for): Likewise.
10585 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10586 (add_call_clobber_ops): Likewise.
10587 (add_call_read_ops): Likewise.
10588 (get_asm_expr_operands): Likewise.
10589 * tree-into-ssa.c (dump_decl_set): Likewise.
10590 (update_ssa): Likewise.
10591 * tree-sra.c (scan_function): Likewise.
10592 (decide_instantiations): Likewise.
10593 (scalarize_parms): Likewise.
10594 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10595 (dsa_named_for): Likewise.
10596 * tree-ssa-structalias.c (update_alias_info): Likewise.
10597 (merge_smts_into): Likewise.
10599 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10602 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10603 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10604 * alias.h (nonoverlapping_memrefs_p): Likewise.
10606 2008-02-25 Jan Beulich <jbeulich@novell.com>
10608 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10609 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10610 __emultls_get_address, __emultls_register_common,
10611 __floatundi?f, and _Unwind_GetIPInfo.
10612 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10613 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10614 (gen_regparm_prefix): Likewise.
10615 (i386_nlm_encode_section_info): Sync with
10616 config/i386/winnt.c:i386_pe_encode_section_info().
10617 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10618 i386_nlm_mangle_decl_assembler_name): New.
10619 (netware_override_options): New.
10620 * config/i386/netware.h (netware_override_options): Declare.
10621 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10622 (i386_nlm_mangle_decl_assembler_name): Declare.
10623 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10625 2008-02-25 Ben Elliston <bje@au.ibm.com>
10628 * c-decl.c (grokdeclarator): Remove unused local variables
10629 `typedef_type' and `type_as_written'.
10631 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10632 unused local variable `has_hot_blocks'.
10633 (fix_crossing_conditional_branches): Remove unused local variable
10636 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10638 PR middle-end/19984
10639 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10640 using DEF_C99_BUILTIN.
10641 (BUILT_IN_NANF): Ditto.
10642 (BUILT_IN_NANL): Ditto.
10644 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10645 Revital Eres <eres@il.ibm.com>
10647 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10648 regarding the order of two dependent insns in the same row.
10650 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10652 * stor-layout.c (layout_decl): Do not bump the alignment of a
10653 bit-field to more than byte alignment if it is packed.
10655 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10657 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10660 2008-02-24 Diego Novillo <dnovillo@google.com>
10662 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10665 * tree-vrp.c (vrp_evaluate_conditional): With
10666 -Wtype-limits, emit a warning when comparing against a
10667 constant outside the natural range of OP0's type.
10668 * c.opt (Wtype-limits): Move ...
10669 * common.opt (Wtype-limits): ... here.
10671 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10673 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10674 * config/rs6000/e300c2c3.md: New file.
10675 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10677 (rs6000_override_options): Add e300c2 and e300c3 cases to
10678 processor_target_table. Do not allow usage of Altivec or Spe
10679 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10680 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10681 * config/rs6000/rs6000.h (processor_type): Add
10682 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10683 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10684 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10685 and ppce300c3. Include e300c2c3.md.
10687 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10689 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10690 instead of TARGET_STRICT_ALIGN.
10692 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10694 * explow.c (memory_address): Assert that the generated address is
10697 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10700 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10701 * config/darwin-ppc-ldouble-patch.def: New file.
10702 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10703 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10704 SUBTARGET_INIT_BUILTINS if defined.
10705 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10708 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10711 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10712 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10714 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10717 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10718 file" warning condtional on -Winvalid-PCH.
10720 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10722 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10724 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10728 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10729 prevent reload from using MMX registers.
10730 (*mov<mode>_internal): Ditto.
10731 (*movv2sf_internal_rex64): Ditto.
10732 (*movv2sf_internal): Ditto.
10734 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10736 PR documentation/31569
10737 * doc/install.texi2html: Use makeinfo --no-number-sections.
10739 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10741 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10742 ensure that we can address an entire entity > 8 bytes. Don't
10743 generate reg+reg addressing for such data.
10745 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10747 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10748 strings when optimizing for size, unless the target cares about
10751 2008-02-22 Tom Tromey <tromey@redhat.com>
10753 * regclass.c (current_pass): Remove declaration.
10755 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10757 * config/avr/libgcc.S (__RAMPZ__): Define.
10758 (__do_copy_data): Add for devices with 128KB code memory.
10760 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10762 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10764 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10766 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10768 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10771 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10774 * c-typeck.c (build_binary_op): Warn about floating point
10775 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10777 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10780 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10781 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10783 (rs6000_override_options): Set altivec_abi as default, not override,
10784 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10785 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10786 is used; use new member spe_abi.
10787 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10788 spe_abi and altivec_abi.
10790 2008-02-22 Tomas Bily <tbily@suse.cz>
10792 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10794 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10797 * config.build (build_file_translate): Set to `CMD //c' only if
10799 * Makefile.in (build_file_translate): Improve comment.
10801 2008-02-21 Jan Hubicka <jh@suse.cz>
10803 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10804 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10805 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10807 2008-02-21 Michael Matz <matz@suse.de>
10810 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10812 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10814 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10815 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10816 as insn constraint.
10817 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10818 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10819 SSE_VEC_FLOAT_MODE_P as insn constraint.
10820 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10821 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10822 sse4a_movntdf using MODEF mode iterator.
10823 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10824 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10825 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10826 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10827 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10828 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10829 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10831 2008-02-21 Richard Guenther <rguenther@suse.de>
10833 * tree.def (PAREN_EXPR): New tree code.
10834 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10836 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10837 * expr.c (expand_expr_real_1): Likewise.
10838 * tree-inline.c (estimate_num_insns_1): Likewise.
10839 * tree-complex.c (expand_complex_move): Likewise.
10840 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10843 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10846 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10848 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10851 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10853 * config/sh/sh.c (find_barrier): Don't go past
10854 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10856 2008-02-20 DJ Delorie <dj@redhat.com>
10858 * config/h8300/h8300.md (insv): Force source operand to be a register.
10860 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10861 as a jump, not as a plain insn.
10863 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10865 * doc/invoke.texi (Warning Options): Add new option
10866 -Wframe-larger-than=.
10867 (-Wframe-larger-than): Document.
10869 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10870 Add declarations for new option variables.
10872 * final.c (final_start_function): Check the frame size
10873 before emission and issue a Wframe-larger-than warning.
10875 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10876 Add definitions for new option variables.
10877 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10879 * common.opt (Wframe-larger-than=): New option.
10881 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10884 (<sse>_div<mode>3): Ditto.
10885 (<sse>_vmdiv<mode>3): Ditto.
10886 (<sse>_vmsqrt<mode>2): Ditto.
10887 (*smax<mode>3): Ditto.
10888 (sse5_frcz<mode>2): Ditto.
10889 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10890 as insn constraint.
10892 2008-02-20 Richard Guenther <rguenther@suse.de>
10894 PR middle-end/35265
10895 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10896 be happy with INTEGRAL_TYPE_P.
10898 2008-02-20 Richard Guenther <rguenther@suse.de>
10900 * fold-const.c (split_tree): Associate floatig-point expressions
10901 if flag_associative_math is set.
10903 2008-02-20 Richard Guenther <rguenther@suse.de>
10905 * tree.h (fold_real_zero_addition_p): Declare.
10906 * fold-const.c (fold_real_zero_addition_p): Export.
10907 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10908 floating-point operations with zero and one.
10910 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10912 * doc/install.texi: Correct references to CFLAGS, replacing them
10913 with BOOT_CFLAGS. Document flags used during bootstrap for
10916 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10919 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10920 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10922 (smin<mode>3): Ditto from similar patterns.
10923 (smax<mode>3): Ditto.
10924 (*ieee_smin<mode>3): Ditto.
10925 (*ieee_smax<mode>3): Ditto.
10926 * config/i386/sse.md (sse): New mode attribute.
10927 (mov<mode>): Macroize expander from movv4sf and movv2df using
10928 SSEMODEF2P mode iterator.
10929 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10930 SSE_VEC_FLOAT_MODE_P as insn constraint.
10931 (storent<mode>): Ditto.
10932 (storent<mode>): Macroize expander from storentsf and storentdf using
10933 MODEF mode iterator.
10934 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10935 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10936 (abs<mode>2): Ditto from similar patterns.
10937 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10938 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10939 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10940 (<sse>_vmsqrt<mode>2): Ditto.
10941 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10942 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10943 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10944 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10945 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10946 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10947 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10949 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10950 iterator and SSE_FLOAT_MODE_P as insn constraint.
10951 (<sse>_ucomi): Ditto from similar patterns.
10952 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10953 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10954 SSE_VEC_FLOAT_MODE_P as insn constraint.
10955 (vcond<mode>): Ditto from similar patterns.
10956 (and<mode>3, *and<mode>3): Ditto.
10957 (<sse>_nand<mode>3): Ditto.
10958 (ior<mode>3, *ior<mode>3): Ditto.
10959 (xor<mode>3, *xor<mode>3): Ditto.
10960 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10961 iterator and SSE_FLOAT_MODE_P as insn constraint.
10962 (*nand<mode>3): Ditto from similar patterns.
10963 (*ior<mode>3): Ditto.
10964 (*xor<mode>3): Ditto.
10966 2008-02-20 Ira Rosen <irar@il.ibm.com>
10968 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10969 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10970 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10972 2008-02-19 Jan Hubicka <jh@suse.cz>
10974 * predict.c (tree_bb_level_predictions): Remove variable next
10975 mistakely introduced by previous commit.
10977 2008-02-19 Jan Hubicka <jh@suse.cz>
10979 * predict.c (predict_paths_leading_to): Rewrite.
10980 (predict_paths_for_bb): New.
10981 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10983 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10986 * Makefile.in (build_file_translate): New.
10987 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10988 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10989 * configure.ac (build_file_translate): Substitute it.
10990 * configure: Regenerate.
10992 2008-02-19 Jan Hubicka <jh@suse.cz>
10994 PR rtl-optimization/34408
10995 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10998 2008-02-19 Jan Hubicka <jh@suse.cz>
11000 PR middle-end/28779
11001 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11004 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11007 * config/i386/i386-modes.def: Revert the last DI alignment
11008 change until Ada people can look into it.
11010 2008-02-19 Nick Clifton <nickc@redhat.com>
11012 * opts.c (print_specific_help): Fix typo in --help text.
11014 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11017 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11018 32-bit inline asm without asm alternatives for host GCC < 3.0.
11020 2008-02-19 Richard Guenther <rguenther@suse.de>
11022 PR tree-optimization/34989
11023 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11024 Allow propagation to INDIRECT_REF if we can simplify only.
11026 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11028 * c-common.c (warn_for_collisions_1): Use appropriate option when
11031 2008-02-19 Nick Clifton <nickc@redhat.com>
11034 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11035 (handle_options): Fix indentation.
11036 (print_filtered_help): If no language-specific options were
11037 displayed tell the user how to list all the options supported by
11038 the language's front-end.
11039 (print_specific_help): Fix indentation and remove duplicate line.
11040 (common_handle_option): Handle the -v option.
11041 For --help enable the display of undocumented options if the -v
11042 switch has been included on the command line.
11043 For --help= check for overlaps in the arguments between the option
11044 classes and the language names and issue a warning when they
11045 cannot be disambiguated.
11046 * c.opt (v): Pass on to the common option handler.
11048 2008-02-19 Revital Eres <eres@il.ibm.com>
11050 * modulo-sched.c (sms_schedule): Change dump message when
11051 create_ddg function fails.
11052 (try_scheduling_node_in_cycle): Rename row to cycle.
11053 (print_partial_schedule): Rename CYCLE to ROW.
11055 2008-02-19 Christian Bruel <christian.bruel@st.com>
11056 Zdenek Dvorak <ook@ucw.cz>
11058 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11060 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11063 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11064 (*x86_movdicc_0_m1_se): Ditto.
11066 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11068 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11069 (CMPtype): Define as __gcc_CMPtype.
11070 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11071 (CMPtype): Define as __gcc_CMPtype.
11073 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11075 Support valgrind 3.3 for --enable-checking=valgrind.
11076 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11078 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11079 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11080 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11081 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11082 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11083 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11084 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11086 * ggc-zone.c: Similar.
11087 * ggc-page.c: Similar.
11089 2008-02-19 Paul Brook <paul@codesourcery.com>
11092 * config/arm/ieee754-df.S: Fix do_it typo.
11093 * config/arm/ieee754-sf.S: Fix do_it typo.
11095 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11098 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11099 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11100 (OPTION_MASK_ISA_SSE_SET): Likewise.
11101 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11102 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11103 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11104 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11105 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11106 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11107 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11108 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11109 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11110 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11111 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11112 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11113 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11114 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11115 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11116 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11117 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11118 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11119 (OPTION_MASK_ISA_SSE4): Removed.
11120 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11121 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11122 (override_options): Don't turn on implied SSE/MMX bits in
11125 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11127 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11130 2008-02-18 Joey Ye <joey.ye@intel.com>
11132 PR middle-end/34921
11133 * tree-nested.c (insert_field_into_struct): Set type alignment
11134 to field alignment if the former is less than the latter.
11136 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11138 * BASE-VER: Set to 4.4.0.
11140 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11142 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11143 * doc/cfg.texi: Likewise.
11144 * doc/extend.texi: Likewise.
11145 * doc/gty.texi: Likewise.
11146 * doc/invoke.texi: Likewise.
11147 * doc/loop.texi: Likewise.
11148 * doc/md.texi: Likewise.
11149 * doc/passes.texi: Likewise.
11150 * doc/rtl.texi: Likewise.
11151 * doc/sourcebuild.texi: Likewise.
11152 * doc/tm.texi: Likewise.
11153 * doc/tree-ssa.texi: Likewise.
11155 2008-02-17 Richard Guenther <rguenther@suse.de>
11157 PR middle-end/35227
11158 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11159 without default definition.
11161 2008-02-17 Richard Guenther <rguenther@suse.de>
11163 PR tree-optimization/35231
11164 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11167 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11170 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11171 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11172 libgcc_cmp_return mode.
11174 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11177 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11179 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11181 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11184 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11186 * doc/c-tree.texi: Use `@.' where appropriate.
11187 * doc/extend.texi: Likewise.
11188 * doc/install.texi: Likewise.
11189 * doc/invoke.texi: Likewise.
11190 * doc/loop.texi: Likewise.
11191 * doc/makefile.texi: Likewise.
11192 * doc/md.texi: Likewise.
11193 * doc/passes.texi: Likewise.
11194 * doc/standards.texi: Likewise.
11195 * doc/tm.texi: Likewise.
11197 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11199 PR middle-end/35196
11200 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11202 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11203 rather than in entry_bb.
11205 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11207 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11208 libgcc_cmp_return mode.
11210 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11212 PR middle-end/35130
11213 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11214 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11216 2008-02-15 Richard Guenther <rguenther@suse.de>
11217 Zdenek Dvorak <ook@ucw.cz>
11219 PR tree-optimization/35164
11220 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11221 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11222 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11223 Only propagate addresses which do not have abnormal SSA_NAMEs
11226 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11229 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11231 2008-02-15 Jan Hubicka <jh@suse.cz>
11233 PR middle-end/35149
11234 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11236 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11238 PR middle-end/34621
11239 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11240 when calculating alignment_pad.
11242 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11244 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11245 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11246 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11247 and STACK_BOUNDARY define.
11249 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11251 PR preprocessor/35061
11252 * c-pragma.c (handle_pragma_pop_macro): Check that
11253 pushed_macro_table has been allocated.
11255 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11257 PR middle-end/35136
11258 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11259 (force_gimple_operand): Likewise.
11260 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11261 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11262 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11263 (find_interesting_uses_address): Check addressability and alignment
11264 of the base expression only after substituting bases of IVs into it.
11266 2008-02-14 Michael Matz <matz@suse.de>
11269 * function.c (instantiate_virtual_regs_in_insn): Reload address
11270 before falling back to reloading the whole operand.
11272 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11274 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11275 before the first section switch note.
11277 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11279 * doc/bugreport.texi: Update copyright years.
11280 * doc/c-tree.texi: Likewise.
11281 * doc/cfg.texi: Likewise.
11282 * doc/cpp.texi: Likewise.
11283 * doc/cppinternals.texi: Likewise.
11284 * doc/fragments.texi: Likewise.
11285 * doc/frontends.texi: Likewise.
11286 * doc/gcc.texi: Likewise.
11287 * doc/gty.texi: Likewise.
11288 * doc/hostconfig.texi: Likewise.
11289 * doc/implement-c.texi: Likewise.
11290 * doc/libgcc.texi: Likewise.
11291 * doc/loop.texi: Likewise.
11292 * doc/makefile.texi: Likewise.
11293 * doc/options.texi: Likewise.
11294 * doc/passes.texi: Likewise.
11295 * doc/rtl.texi: Likewise.
11296 * doc/sourcebuild.texi: Likewise.
11297 * doc/standards.texi: Likewise.
11298 * doc/tree-ssa.texi: Likewise.
11299 * doc/trouble.texi: Likewise.
11301 * doc/extend.texi: Use @: or add comma where appropriate.
11302 * doc/invoke.texi: Likewise.
11303 * doc/tm.texi: Likewise.
11305 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11308 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11311 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11313 * doc/md.texi (clz, ctz): Add reference.
11314 * doc/rtl.texi (clz, ctz): Likewise.
11316 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11319 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11322 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11324 * config/s390/s390.c (struct constant_pool): New field
11325 emit_pool_after added.
11326 (s390_mainpool_start): Set the emit_pool_after flag according
11327 to the section switch notes.
11328 (s390_mainpool_finish): Consider emit_pool_after when emitting
11329 the literal pool at the end of the function.
11330 (s390_chunkify_start): Force literal pool splits at section
11333 2008-02-13 Michael Matz <matz@suse.de>
11336 * var-tracking.c (clobber_variable_part): Correctly traverse the
11339 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11342 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11343 Add -fdump-ipa-inline.
11344 * tree-dump.c (dump_files): Remove tree-inlined dump.
11345 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11347 2008-02-12 Richard Guenther <rguenther@suse.de>
11349 PR tree-optimization/35171
11350 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11353 2008-02-12 Richard Guenther <rguenther@suse.de>
11355 PR middle-end/35163
11356 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11357 value-preserving mode. Disallow final truncation.
11359 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11361 PR middle-end/35136
11362 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11363 code from here to...
11364 (force_gimple_operand): ...here.
11366 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11369 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11370 non-compatible pointers.
11371 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11372 different FIELD_DECLs, try harder by comparing field offsets, sizes
11375 PR inline-asm/35160
11376 * function.c (match_asm_constraints_1): Don't replace the same input
11379 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11381 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11382 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11383 (expand_epilogue): Restore RAMPZ register.
11384 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11386 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11388 * config/i386/cygwin.asm: (__alloca): Correct calling
11389 convention and alignment.
11390 (__chkstk): Force 8 byte stack alignment.
11392 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11393 Richard Guenther <rguenther@suse.de>
11395 PR tree-optimization/33992
11396 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11397 the zero we compare against.
11399 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11401 PR libfortran/35063
11402 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11403 to CloseHandle after unlocking to prevent accumulation of handle
11406 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11408 PR middle_end/34150
11409 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11410 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11411 and update LABEL_NUSES during and after reload.
11413 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11415 PR middle-end/34627
11416 * combine.c (simplify_if_then_else): Make sure the comparison is
11417 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11419 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11422 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11423 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11424 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11425 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11426 * tree.h (get_type_static_bounds): Likewise.
11428 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11430 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11431 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11432 Make -Wfoo language annotations match what the compiler outputs.
11434 2008-02-08 Sa Liu <saliu@de.ibm.com>
11436 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11437 intrinsics spu_convts, spu_convtu, spu_convtf.
11439 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11441 * doc/extend.texi (Function Attributes) <noinline>: Mention
11442 asm ("") as method to keep calls.
11444 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11447 * doc/options.texi (Options): Replace references to opts.sh with
11449 * opts-common.c: Likewise.
11450 * optc-gen.awk: Likewise.
11452 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11454 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11456 2008-02-07 Richard Henderson <rth@redhat.com>
11459 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11460 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11463 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11465 PR tree-optimization/35085
11466 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11467 for operand entry oe2 in addition to operand entry oe3 in order to
11468 expose more opportunities for vectorizer sum reduction.
11470 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11473 * Makefile.in (LIBS): Remove $(GMPLIBS).
11474 (cc1-dummy, cc1): Add $(GMPLIBS).
11476 2008-02-06 Jan Hubicka <jh@suse.cz>
11479 * i386.md (moddf_integer): Do not produce partial memory stalls for
11480 targets where it hurts.
11482 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11485 * optabs.c (expand_float): Do not check for decimal modes when
11486 expanding unsigned integer through signed conversion.
11488 2008-02-06 Nick Clifton <nickc@redhat.com>
11490 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11491 inside the clobber with a match_operand and duplicated operand
11492 number in the constraint.
11493 (ineqbranchsi): Delete redundant comment.
11495 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11497 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11498 builtin_define ("__USE_INIT_FINI__").
11499 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11501 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11503 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11505 PR documentation/30330
11506 * doc/invoke.texi (C++ Dialect Options)
11507 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11508 For each warning option -Wfoo that allows -Wno-foo, ensure both
11509 -Wfoo and -Wno-foo are listed in the option index. Fix index
11510 entry of -Wswitch-default, index -Wnormalized= including the
11511 `=', and -Wlarger-than-@var{len} including @var{len}.
11513 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11515 * config/i386/i386.md (floatunssisf2): Use
11516 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11517 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11518 Macroize expander using MODEF mode iterator.
11520 2008-02-05 Diego Novillo <dnovillo@google.com>
11522 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11525 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11527 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11530 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11532 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11536 to indicate if a message should be generated.
11537 (init_cumulative_args): Updated.
11538 (function_value_32): Likewise.
11540 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11542 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11544 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11547 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11548 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11550 2008-02-04 Diego Novillo <dnovillo@google.com>
11552 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11555 * tree-vrp.c (vrp_evaluate_conditional): With
11556 -Wtype-limits, emit a warning when comparing against a
11557 constant outside the natural range of OP0's type.
11559 2008-02-04 Richard Guenther <rguenther@suse.de>
11561 PR middle-end/33631
11562 * expr.c (count_type_elements): Give for unions instead of
11565 2008-02-04 Richard Guenther <rguenther@suse.de>
11567 PR middle-end/35043
11568 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11569 to TYPE_DOMAINs base type instead of using bitsizetype here.
11571 2008-02-03 Jason Merrill <jason@redhat.com>
11573 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11575 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11578 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11579 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11580 (RS/6000 and PowerPC Options): Fix typos and markup.
11581 * doc/passes.texi (Tree-SSA passes): Likewise.
11583 2008-02-02 Michael Matz <matz@suse.de>
11586 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11587 from record_last_reg_set_info.
11588 (record_last_reg_set_info): Take an RTX argument, iterate over all
11589 constituent hardregs.
11590 (record_last_set_info, record_opr_changes): Change calls to
11591 new signature or to record_last_reg_set_info_regno.
11593 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11595 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11597 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11599 PR rtl-optimization/34773
11600 * reg-notes.def (EQUAL): Mention significance of combination of
11601 REG_EQUAL and REG_RETVAL.
11602 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11603 insn that has a REG_RETVAL.
11605 2008-02-01 Roger Sayle <roger@eyesopen.com>
11608 * configure.ac (--enable-fixed-point): Disable unless explicitly
11610 * configure: Regenerate.
11612 2008-02-01 Richard Guenther <rguenther@suse.de>
11615 * invoke.texi (-finline-limit): Remove no longer true parts
11616 of the documentation. Note that there is no default value.
11618 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11619 Mark Mitchell <mark@codesourcery.com>
11620 Ben Elliston <bje@au.ibm.com>
11623 * doc/extend.texi (Other Builtins): Document.
11625 2008-01-31 Tom Browder <tom.browder@gmail.com>
11627 * doc/c-tree.texi (Types): Fix grammar.
11628 (Expression trees): Ditto.
11629 * doc/passes.texi (Tree-SSA passes): Ditto.
11631 * doc/configterms.texi (Configure Terms): Fix typo.
11632 * doc/cpp.texi (Common Predefined Macros): Ditto.
11633 * doc/md.texi (Machine Constraints): Ditto.
11635 * doc/makefile.texi (Makefile): Add comma.
11637 2008-01-31 Tom Browder <tom.browder@gmail.com>
11638 Gerald Pfeifer <gerald@pfeifer.com>
11640 * doc/sourcebuild.texi (Front End): Remove references to CVS
11641 and CVSROOT/modules.
11642 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11643 (Back End): Remove reference to CVS.
11645 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11648 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11650 (mips16_gp_pseudo_reg): ...here.
11651 * config/mips/mips.md (load_const_gp): Replace with...
11652 (load_const_gp_<mode>): ...this :P-based insn.
11654 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11656 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11657 options. Minor fixes.
11658 (-std): Move reference to standards closer to where language
11659 standards are first mentioned.
11661 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11663 PR rtl-optimization/34995
11664 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11665 parameter and return a bool. If the rtx parameter is nonnull,
11666 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11667 (find_reloads): Update call accordingly. Pass the new operand
11668 if it needed no address reloads, otherwise pass null.
11670 2008-01-30 Richard Henderson <rth@redhat.com>
11673 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11674 for unbounded arrays.
11676 2008-01-30 Silvius Rus <rus@google.com>
11678 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11680 2008-01-30 Jan Hubicka <jh@suse.cz>
11683 * i386.c (init_cumulative_args): Use real function declaration when
11686 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11688 PR rtl-optimization/34998
11689 * global.c (build_insn_chain): Treat non-subreg_lowpart
11690 SUBREGs of pseudos as clobbering all the words covered by the
11691 SUBREG, not just all the bytes.
11692 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11693 original df_ref rather than an extract parameter.
11694 (global_conflicts): Update call accordingly.
11696 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11698 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11699 the overflow check to make it easier to read.
11700 (__fixtfdi): Change the type of the ll member in union
11701 long_double to UDItype_x.
11703 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11705 PR middle-end/34969
11706 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11707 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11708 * tree-inline.c (fold_marked_statements): Call
11709 cgraph_update_edges_for_call_stmt if folding a call statement.
11710 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11711 debug_generic_stmt calls, reset it back afterwards.
11714 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11716 * c-typeck.c (build_external_ref): Don't pedwarn about
11717 static vars in current function's scope.
11719 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11721 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11723 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11726 * ipa-struct-reorg.c: Fix spelling.
11727 * params.def: Ditto.
11729 2008-01-29 Richard Guenther <rguenther@suse.de>
11731 PR middle-end/35006
11732 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11734 * tree-inline.c (remap_type): Increment remapping_type_depth
11735 around remapping types.
11736 (copy_body_r): Only add referenced variables if they are referenced
11737 from code, not types.
11739 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11750 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11751 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11753 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11756 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11757 pointer for tiny stack.
11759 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11761 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11763 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11765 * config/vx-common.h: Fix typo in comment.
11767 2008-01-28 Ian Lance Taylor <iant@google.com>
11771 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11772 coalesce pointers if they have different DECL_NO_TBAA_P values.
11773 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11774 between variables with different DECL_NO_TBAA_P values.
11776 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11779 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11780 are not legitimate small data references on SPE targets.
11782 2008-01-28 David Daney <ddaney@avtrex.com>
11784 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11786 2008-01-28 David Daney <ddaney@avtrex.com>
11788 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11790 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11792 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11793 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11794 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11795 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11796 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11797 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11798 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11799 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11801 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11803 * basic-block.h (condjump_equiv_p): Fix comment.
11805 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11807 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11808 print_generic_stmt_indented): Fix comment.
11810 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11812 * configure.ac (__stack_chk_fail): Add detecion for availability
11813 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11814 * configure: Regenerate.
11816 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11818 PR middle-end/34688
11819 * final.c (output_addr_const): Handle TRUNCATE.
11821 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11824 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11825 (zero_cost, infinite_cost): New constants.
11826 (struct cost_pair): Change type of cost to comp_cost.
11827 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11828 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11830 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11831 split_address_cost, ptr_difference_cost, difference_cost,
11832 get_computation_cost_at, get_computation_cost,
11833 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11834 determine_use_iv_cost_condition, determine_use_iv_costs,
11835 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11836 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11837 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11838 Change type of cost to comp_cost.
11839 (determine_iv_cost): Increase cost of non-original ivs, instead
11840 of decreasing the cost of original ones.
11841 (get_address_cost): Indicate the complexity of the addressing mode
11843 (try_add_cand_for): Prefer using ivs not specific to some object.
11844 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11846 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11847 Janis Johnson <janis187@us.ibm.com>
11850 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11851 (TARGET_INSTANTIATE_DECLS): Likewise.
11852 * target.h (expand_to_rtl_hook): New target hook.
11853 (instantiate_decls): Likewise.
11854 * function.c (instantiate_decl): Make non-static. Rename to...
11855 (instantiate_decl_rtl): ... this.
11856 (instantiate_expr): Use instantiate_decl_rtl.
11857 (instantiate_decls_1): Likewise.
11858 (instantiate_decls): Likewise.
11859 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11860 * function.h (instantiate_decl_rtl): Add prototype.
11861 * cfgexpand.c (target.h): New include.
11862 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11863 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11864 (TARGET_INSTANTIATE_DECLS): Likewise.
11865 (TARGET_INITIALIZER): New target hooks added.
11866 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11868 * config/rs6000/rs6000.c (tree-flow.h): New include.
11869 (machine_function): Add sdmode_stack_slot field.
11870 (rs6000_alloc_sdmode_stack_slot): New function.
11871 (rs6000_instantiate_decls): Likewise.
11872 (rs6000_secondary_memory_needed_rtx): Likewise.
11873 (rs6000_check_sdmode): Likewise.
11874 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11875 (TARGET_INSTANTIATE_DECLS): Likewise.
11876 (rs6000_hard_regno_mode_ok): Allow SDmode.
11877 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11878 (rs6000_emit_move): Handle SDmode.
11879 (function_arg_advance): Likewise.
11880 (function_arg): Likewise.
11881 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11882 SDmode var args for 32-bit compiles.
11883 (rs6000_secondary_reload_class): Handle SDmode.
11884 (rs6000_output_function_epilogue): Likewise.
11885 (rs6000_function_value): Simplify if statement.
11886 (rs6000_libcall_value): Likewise.
11887 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11888 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11889 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11890 (movsd_hardfloat): New define_insn.
11891 (movsd_softfloat): Likewise.
11892 (movsd_store): Likewise.
11893 (movsd_load): Likewise.
11894 (extendsddd2): Likewise.
11895 (extendsdtd2): Likewise.
11896 (truncddsd2): Likewise.
11897 (movdd_hardfloat64): Fixup comment.
11898 (UNSPEC_MOVSD_LOAD): New constant.
11899 (UNSPEC_MOVSD_STORE): Likewise.
11901 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11904 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11906 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11907 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11908 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11909 and TRUTH_XOR_EXPR.
11911 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11914 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11915 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11916 __LONGDOUBLE128 too.
11917 * config/rs6000/aix61.h: New file.
11919 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11921 PR rtl-optimization/34959
11922 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11923 popcount and parity rtxes the same mode as their operand.
11924 Truncate or extend the result to the return value's mode
11927 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11930 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11931 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11932 to GOT_VERSION_REGNUM.
11933 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11934 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11935 * config/mips/mips.c (mips_emit_call_insn): New function.
11936 (mips_call_tls_get_addr): Call mips_expand_call directly.
11937 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11939 (mips16_build_call_stub): Likewise. Return the call insn or null.
11940 (mips_expand_call): Update the call to mips16_build_call_stub
11941 accordingly and a remove redundant condition. Assert that MIPS16
11942 stubs do not use lazy binding. Use mips_emit_call_insn and return
11944 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11946 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11947 (mips_avoid_hazard): Remove hazard_set handling.
11948 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11949 (UNSPEC_RESTORE_GP): ...this.
11950 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11951 (FAKE_CALL_REGNO): Rename to...
11952 (GOT_VERSION_REGNUM): ...this.
11953 (type): Add "ghost" value. Add an associated insn reservation.
11954 (hazard_set): Remove.
11955 (exception_receiver): Rename to...
11956 (restore_gp): ...this and update the unspec identifier accordingly.
11957 (exception_receiver, nonlocal_got_receiver): New expanders.
11958 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11959 FAKE_CALL_REGNO. Remove hazard_set attribute.
11960 (set_got_version, update_got_version): New patterns.
11962 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11965 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11967 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11970 * doc/install.texi2html: Generate gcc-vers.texi.
11972 2008-01-25 DJ Delorie <dj@redhat.com>
11974 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11976 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11978 * config/c4x: Remove directory.
11979 * config.gcc (crx-*, mt-*): Mark obsolete.
11980 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11981 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11982 sh-*-rtemscoff*): Remove cases.
11983 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11984 * real.c (encode_c4x_single, decode_c4x_single,
11985 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11986 c4x_extended_format): Remove.
11987 * real.h (c4x_single_format, c4x_extended_format): Remove.
11988 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11990 (Pragmas): Remove comment about c4x pragmas.
11991 * doc/install.texi (c4x): Remove target-specific instructions.
11992 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11993 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11994 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11995 refer to C4x source files as examples.
11996 (C4X_FLOAT_FORMAT): Remove documentation.
11998 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12000 * config/bfin/bfin.c (override_options): Reorder tests so that
12001 flag_pic gets enabled for -msep-data.
12003 2008-01-25 Richard Guenther <rguenther@suse.de>
12005 PR middle-end/32244
12006 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12007 to its bitfield precision if required.
12009 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12011 PR middle-end/33880
12012 * tree-nested.c (walk_omp_for): New function.
12013 (convert_nonlocal_reference, convert_local_reference): Call
12014 walk_omp_for on OMP_FOR.
12015 (convert_call_expr): Call walk_body on OMP_FOR's
12016 OMP_FOR_PRE_INIT_BODY.
12018 2008-01-25 Richard Guenther <rguenther@suse.de>
12020 PR tree-optimization/34966
12021 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12022 default defs and PHI_NODEs we have to insert after the
12023 defining statement.
12025 2008-01-24 Nick Clifton <nickc@redhat.com>
12027 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12028 Provide a default definition.
12029 (LIBGCC2_UNITS_PER_WORD): Likewise.
12031 * config/stormy16/stormy16.c: Include df.h for the prototype
12032 for df_regs_ever_live_p.
12033 (xstormy16_expand_builtin_va_start): Convert the stack offset
12034 into a component_ref and then use POINTER_PLUS_EXPR to add it
12035 to the incoming_virtual_args_rtx.
12036 (xstormy16_gimplify_va_arg_expr): Rename to
12037 xstormy16_gimplify_va_arg_expr.
12038 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12039 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12040 xstormy16_gimplify_va_arg_expr.
12041 Fix up some formatting issues.
12043 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12044 Move to predicates.md.
12045 (xs_hi_general_operand): Likewise.
12046 (xs_hi_nonmemory_operand): Likewise.
12047 * config/stormy16/predicates.md:
12048 (xstormy16_carry_plus_operand): New predicate.
12049 (xs_hi_general_operand): New predicate.
12050 (xs_hi_nonmemory_operand): New predicate.
12051 * config/stormy16/stormy16-protos.h:
12052 (xstormy16_carry_plus_operand): Delete prototype.
12053 (xs_hi_general_operand): Likewise.
12054 (xs_hi_nonmemory_operand): Likewise.
12056 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12057 modifiers as they are no longer needed and they can trigger
12058 reload spill failures.
12060 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12061 with a match_operand in order to help reload.
12063 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12064 constraint with 'e' for the 8th alternative as this version of
12065 the mov.w instruction only accepts the lower 8 registers.
12067 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12070 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12071 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12074 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12076 PR middle-end/33333
12077 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12079 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12081 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12083 (remove_structure): Update allocations list before removing structure.
12085 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12087 * ipa-struct-reorg.c (is_safe_cond_expr,
12088 create_new_stmts_for_cond_expr): Use integer_zerop function,
12089 that recognize not only zero-pointer, but zero-integer too.
12091 2008-01-25 Ben Elliston <bje@au.ibm.com>
12094 * fixproto: Escape "." in sed expression that strips leading "./".
12096 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12099 * gcc.c (SWITCH_OK): Removed.
12100 (SWITCH_LIVE): Changed to bit.
12101 (SWITCH_FALSE): Likewise.
12102 (SWITCH_IGNORE): Likewise.
12103 (switchstr): Change live_cond to unsigned int.
12104 (process_command): Replace SWITCH_OK with 0.
12105 (do_self_spec): Likewise.
12106 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12107 (give_switch): Likewise.
12108 (used_arg): Likewise.
12109 (do_spec_1): Set the SWITCH_IGNORE bit.
12110 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12111 bits. Set the SWITCH_LIVE bit.
12113 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12115 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12117 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12119 PR tree-optimization/34472
12120 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12121 parameter to a "bool *" and set *DATA to false if there is
12122 an unsafe access. Do not delete the structure here.
12123 (check_cond_exprs): Delete it here instead.
12124 (check_cond_exprs, exclude_cold_structs): Do not increase
12125 I when removing a structure.
12127 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12130 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12131 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12133 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12135 PR middle-end/34934
12136 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12137 a fixed vector for stack.
12139 2008-01-24 Ben Elliston <bje@au.ibm.com>
12142 * doc/gcc.texi (Software development): Add a direntry for g++.
12144 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12146 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12147 stale and straggling -fforce-addr comments above.
12149 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12151 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12152 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12154 2008-01-23 Michael Matz <matz@suse.de>
12157 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12160 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12162 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12163 malloc result type.
12165 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12167 * config/avr/avr.c (avr_current_arch): New variable.
12168 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12169 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12170 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12171 (avr_override_options): Init 'avr_current_arch'.
12172 (base_arch_s): Move from here...
12173 * config/avr/avr.h (base_arch_s): ... here. Add new members
12174 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12175 'mega' to 'have_jmp_call'.
12176 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12177 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12179 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12181 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12182 MULTILIB_MATCHES): (Ditto.).
12184 2008-01-23 Richard Guenther <rguenther@suse.de>
12186 PR middle-end/31529
12187 * cgraphunit.c (cgraph_reset_node): Always mark the node
12188 not reachable if it is not queued already.
12190 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12192 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12193 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12194 (cputype_selected): New static variable.
12195 (bfin_handle_option): Set it if -mcpu is used.
12196 (override_option): Select default set of workarounds if no cpu type
12197 selected on the command line.
12198 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12200 From Michael Frysinger <michael.frysinger@analog.com>
12201 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12202 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12204 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12205 for bf547, bf523, bf524, and bf526.
12206 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12208 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12209 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12210 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12211 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12212 * doc/invoke.texi (Blackfin Options): Document that
12213 -mcpu now accept bf547, bf523, bf524, and bf526.
12215 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12217 PR rtl-optimization/34628
12218 * combine.c (try_combine): Stop and undo after the first combination
12219 if an autoincrement side-effect on the first insn has effectively
12222 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12225 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12226 Offset addresses are not valid for Altivec or paired float modes.
12228 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12231 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12232 if DECL_INITIAL (decl) is error_mark_node.
12235 * c-common.c (handle_vector_size_attribute): Only allow
12236 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12237 the same way as pointer, array etc. types.
12238 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12241 * tree.c (build_type_attribute_qual_variant): Call
12242 build_qualified_type if attributes are equal, but quals are not.
12244 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12247 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12248 * flags.h (warn_strict_aliasing): Remove.
12249 (warn_strict_overflow): Remove.
12250 * opts.c (warn_strict_aliasing): Remove.
12251 (warn_strict_overflow): Remove.
12252 * c-opts.c (c_common_handle_option): -Wall only sets
12253 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12254 (c_common_post_options): Give default values to -Wstrict-aliasing
12255 and -Wstrict-overflow if they are uninitialized.
12256 * common.opt (Wstrict-aliasing): Specify Var and Init.
12257 (Wstrict-overflow): Likewise.
12259 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12261 PR rtl-optimization/26854
12262 PR rtl-optimization/34400
12263 PR rtl-optimization/34884
12264 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12266 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12267 (df_rd_bb_info.expanded_lr_out): Deleted
12268 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12269 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12270 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12271 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12272 Removed code to allocate, initialize or free expanded_lr_out.
12273 (df_rd_bb_local_compute_process_def): Restructured to make more
12275 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12276 sets if the sets are being trimmed.
12278 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12281 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12282 (as_vers): Likewise.
12283 * configure: Regenerated.
12285 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12287 PR middle-end/33092
12288 * tree-pass.h (pass_build_alias): New pass.
12289 * tree-ssa-alias.c (gate_build_alias): New.
12290 (pass_build_alias): New.
12291 * passes.c (init_optimization_passes): Add pass_build_alias after
12292 pass_create_structure_vars.
12294 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12296 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12297 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12298 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12299 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12300 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12301 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12302 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12303 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12304 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12305 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12306 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12307 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12308 * config/s390/s390.md (FP_ALL): New mode iterator.
12309 (_d): New mode attribute.
12310 ("*signbit<mode>2>"): Changed mode of first operand.
12311 ("isinf<mode>2"): Changed mode of first operand.
12312 ("*TDC_insn"): Adaptation for DFP modes.
12314 2008-01-22 Ben Elliston <bje@au.ibm.com>
12316 * tree.c (check_qualified_type): Improve function description.
12318 2008-01-21 Jason Merrill <jason@redhat.com>
12321 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12322 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12325 2008-01-21 DJ Delorie <dj@redhat.com>
12327 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12330 2008-01-21 Richard Guenther <rguenther@suse.de>
12332 PR middle-end/34856
12333 * tree-cfg.c (verify_expr): Allow all invariant expressions
12334 instead of just constant class ones as reference argument.
12335 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12336 like any other constant.
12337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12339 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12341 * regmove.c (fixup_match_1): Update call crossed frequencies.
12343 2008-01-21 Richard Guenther <rguenther@suse.de>
12346 * tree-inline.c (setup_one_parameter): Deal with mismatched
12347 types using a VIEW_CONVERT_EXPR.
12349 2008-01-21 Alon Dayan <alond@il.ibm.com>
12350 Olga Golovanevsky <olga@il.ibm.com>
12352 PR tree-optimization/34701
12353 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12354 when the structure size is not a power of 2.
12356 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12358 * doc/install.texi: Add doc for --enable-checking=df.
12360 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12362 PR rtl-optimization/34808
12363 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12365 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12367 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12370 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12372 PR rtl-optimization/26854
12373 PR rtl-optimization/34400
12374 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12376 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12377 (df_rd_bb_info.expanded_lr_out): New.
12378 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12379 * loop_iv.c (iv_analysis_loop_init): Ditto.
12380 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12381 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12382 Added code to allocate, initialize or free expanded_lr_out.
12383 (df_rd_bb_local_compute_process_def): Restructured to make
12384 more understandable.
12385 (df_rd_confluence_n): Add code to do nothing with fake edges and
12386 code to no apply invalidate_by_call sets if the sets are being trimmed.
12387 (df_lr_local_finalize): Renamed to df_lr_finalize.
12388 (df_live_local_finalize): Renamed to df_live_finalize.
12390 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12393 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12394 deciding whether to use reciprocal instructions.
12396 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12398 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12399 dwarf2out_note_section_used if cold_text_section is NULL.
12401 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12403 PR gcov-profile/34610
12404 * tree-cfg.c (make_edges): Mark both outgoing edges from
12405 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12406 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12407 from OMP_FOR and OMP_CONTINUE outgoing edges.
12409 * tree-profile.c (tree_profiling): Return early if
12410 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12412 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12413 from cfun to child_cfun.
12414 * function.h (struct function): Add after_tree_profile bit.
12416 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12418 * config/avr/avr.S (_exit): Disable interrupt.
12420 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12421 Steven Bosscher <stevenb.gcc@gmail.com>
12423 PR rtl-optimization/26854
12424 PR rtl-optimization/34400
12425 * df-problems.c (df_live_scratch): New scratch bitmap.
12426 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12427 (df_live_reset): Clear the proper bitmaps.
12428 (df_live_bb_local_compute): Only process the artificial defs once
12429 since the order is not important.
12430 (df_live_init): Init the df_live sets only with the variables
12431 found live by df_lr.
12432 (df_live_transfer_function): Use the df_lr sets to prune the
12433 df_live sets as they are being computed.
12434 (df_live_free): Free df_live_scratch.
12436 2008-01-18 Ian Lance Taylor <iant@google.com>
12438 * common.opt: Add fmerge-debug-strings.
12439 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12440 flag_merge_debug_strings rather than flag_merge_constants.
12441 * doc/invoke.texi (Option Summary): Mention
12442 -fmerge-debug-strings.
12443 (Debugging Options): Document -fmerge-debug-strings.
12445 2008-01-18 Ian Lance Taylor <iant@google.com>
12448 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12449 (struct tree_function_decl): Add new field operator_new_flag.
12450 * tree-inline.c (expand_call_inline): When inlining a call to
12451 operator new, force the return value to go into a variable, and
12452 set DECL_NO_TBAA_P on that variable.
12453 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12455 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12458 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12459 DWARF2_DEBUGGING_INFO.
12460 (dwarf2out_note_section_used): Ditto. Add prototype.
12461 (have_multiple_function_sections, text_section_used,
12462 cold_text_section_used, *cold_text_sections): Move declarations
12465 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12467 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12468 field and add signal_ra.
12469 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12470 assignments to frame state pc. Move end of stack check after
12471 MD_FALLBACK_FRAME_STATE_FOR.
12472 (uw_update_context_1): Use frame state signal_regs if set, instead
12473 of checking signal_frame flag.
12474 (uw_update_context): Use frame state signal_ra if set.
12475 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12476 * config/xtensa/linux-unwind.h: New file.
12478 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12480 * modulo-sched.c (get_sched_window): Fix comment typo.
12482 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12484 PR tree-optimization/34648
12485 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12487 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12489 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12490 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12492 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12494 PR rtl-optimization/34400
12495 * df-core.c (df_worklist_dataflow_overeager,
12496 df_worklist_dataflow_doublequeue): New functions.
12497 (df_worklist_dataflow): Two different worklist solvers.
12498 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12501 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12504 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12505 and ftree-parallelize-loops.
12507 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12509 PR rtl-optimization/34826
12510 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12512 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12514 * global.c (find_reg): Mark the eh regs as used if necessary.
12515 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12516 * ra.h (struct allocno): no_eh_reg field added. Changed
12517 no_stack_reg type to bitfield.
12519 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12521 * tree.c (substitute_in_expr): Add missing 'break'.
12523 2008-01-17 Richard Guenther <rguenther@suse.de>
12525 PR tree-optimization/34825
12526 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12527 x / x as division to handle.
12529 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12531 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12532 "-pthread" is specified.
12533 * pa-hpux11.h (LIB_SPEC): Likewise.
12535 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12536 Peter Bergner <bergner@vnet.ibm.com>
12538 PR rtl-optimization/33796
12539 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12541 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12543 PR libgfortran/34699
12544 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12546 * pa-hpux10.h (LINK_SPEC): Likewise.
12547 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12549 2008-01-16 Richard Guenther <rguenther@suse.de>
12551 PR middle-end/32628
12552 * fold-const.c (fold_convert_const_int_from_int): Do not
12553 set overflow if that occured only because of a sign extension
12554 change when converting from/to a sizetype with the same
12555 precision and signedness.
12557 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12560 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12561 location address to the correct place. Update copyright year.
12563 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12565 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12566 no dependences in the dependence_relations vector.
12568 2008-01-16 Jan Hubicka <jh@suse.cz>
12570 PR rtl-optimization/31396
12571 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12572 * cfg.c (dump_reg_info): Print it.
12573 * regs.h (struct reg_info_t): add freq_calls_crossed.
12574 (REG_FREQ_CALLS_CROSSED): New macro.
12575 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12576 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12577 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12578 regmove_optimize): Update call crossed frequencies.
12579 * local-alloc.c (struct qty): Add freq_calls_crossed.
12580 (alloc_qty): Copute freq_calls_crossed.
12581 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12582 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12583 * ra.h (struct allocno): Add freq_calls_crossed.
12585 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12587 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12588 libgomp when compiling with ftree-parallelize-loops.
12589 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12591 2008-01-16 Richard Guenther <rguenther@suse.de>
12593 PR tree-optimization/34769
12594 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12595 * tree.c (int_cst_value): Instead make this function more
12596 permissive in what it accepts as valid input. Document this
12597 function always sign-extends the value.
12599 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12600 Richard Guenther <rguenther@suse.de>
12603 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12604 (gimple_fold_indirect_ref_rhs): ... this.
12605 (gimple_fold_indirect_ref): New function with foldings
12606 that preserve lvalueness.
12607 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12608 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12609 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12610 to fold an INDIRECT_REF, fall back to the old use of
12611 fold_indirect_ref_1.
12613 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12615 * tree-data-ref.c (subscript_dependence_tester_1): Call
12616 free_conflict_function.
12617 (compute_self_dependence): Same.
12619 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12622 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12623 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12625 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12626 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12627 for DWARF2_UNWIND_INFO targets.
12629 2008-01-16 Richard Guenther <rguenther@suse.de>
12632 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12633 type qualifiers for function types.
12635 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12637 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12638 loop_iterator li from previous commit.
12640 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12642 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12644 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12646 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12647 (parallelize_loops): Don't parallelize irreducible components.
12649 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12652 * c-opts (c_common_post_options): Do not enable CPP
12653 flag_pedantic_errors by default.
12655 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12657 PR rtl-optimization/31944
12658 * cse.c (remove_pseudo_from_table): New function.
12659 (merge_equiv_classes): Use above function to remove pseudo-registers.
12660 (invalidate): Likewise.
12662 2008-01-13 Richard Guenther <rguenther@suse.de>
12664 PR middle-end/34601
12665 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12666 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12668 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12670 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12671 validate_change to unshare the source of the PC set.
12673 2008-01-12 Jan Hubicka <jh@suse.cz>
12675 PR middle-end/32135
12676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12677 references above array bounds. This might trigger bounds checks for
12678 pointers to arrays.
12680 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12682 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12683 new_replaceable_dependencies.
12685 2008-01-12 Doug Kwan <dougkwan@google.com>
12687 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12688 instead of OPT_Wreturn_type in warning due to ignored return type
12690 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12691 options included in -Wextra.
12692 * c.opt: New option -Wignored_qualifiers.
12693 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12694 -Wignore_qualifiers.
12695 (-Wignored-qualifiers): Document.
12696 (-Wreturn-type): Remove description of functionality now handled
12697 by -Wignored-qualifiers.
12699 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12702 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12703 NOP_EXPR if it is between integral types with the same precision.
12705 2008-01-12 Jan Hubicka <jh@suse.cz>
12708 * invoke.texi (max-inline-recursive-depth): Fix default value.
12710 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12712 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12715 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12717 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12719 2008-01-11 James E. Wilson <wilson@specifix.com>
12722 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12724 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12726 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12727 save/restore frame pointer register and don't use 'call-prologues'
12728 optimization in function with "OS_task" attribute.
12730 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12732 PR middle-end/31309
12733 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12734 when copying to memory.
12736 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12738 PR rtl-optimization/30905
12739 * cfgcleanup.c: Include dce.h
12740 (crossjumps_occured): New global variable.
12741 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12742 If something changed, set crossjumps_occured to true.
12743 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12744 Don't add/remove fake edges to exit here...
12745 (cleanup_cfg): ...but do it here, when crossjumping.
12746 Run a fast DCE when successful crossjumps occured in the latest
12747 iteration of try_optimize_cfg.
12749 2008-01-11 Richard Guenther <rguenther@suse.de>
12751 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12752 (struct vn_unary_op_s): Likewise.
12753 (vn_reference_insert): Free old reference on hash collision.
12755 2008-01-10 Raksit Ashok <raksit@google.com>
12757 PR rtl-optimization/27971
12758 * combine.c (find_split_point): Split PLUS expressions which are
12759 inside a MEM rtx, and whose first operand is complex.
12761 2008-01-10 DJ Delorie <dj@redhat.com>
12763 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12764 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12765 (m32c_hard_regno_ok): Call the underlying function.
12767 2008-01-10 Richard Guenther <rguenther@suse.de>
12769 PR middle-end/34683
12770 * tree-cfg.c (tree_merge_blocks): Do not go through the
12771 full-blown folding and stmt updating path if we just deal
12772 with virtual operands.
12773 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12774 test for abnormal SSA_NAMEs.
12776 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12778 PR middle-end/34641
12779 * reload.c (push_reload): Add assertions. All constants from
12780 reg_equiv_constant should have been used for replacing the respective
12782 (find_reloads_address): Invoke find_reloads_address_part for
12783 constant taken from the reg_equiv_constant array.
12785 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12787 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12788 field (valnum) the first in the struct. Replace bools with
12791 2008-01-10 Richard Guenther <rguenther@suse.de>
12793 PR tree-optimization/34651
12794 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12795 types and ordering for masking and converting.
12797 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12799 PR tree-optimization/34017
12800 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12801 also for PHI_NODE expressions.
12803 2008-01-09 Jan Hubicka <jh@suse.cz>
12805 PR tree-optimization/34708
12806 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12807 based on number of case labels.
12808 (init_inline_once): Remove switch_cost.
12809 * tree-inline.h (eni_weights_d): Remove switch_cost.
12811 2008-01-09 Richard Guenther <rguenther@suse.de>
12812 Andrew Pinski <andrew_pinski@playstation.sony.com>
12814 PR middle-end/30132
12815 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12816 temporary if an rvalue is ok or an lvalue is not required.
12818 2008-01-09 Richard Guenther <rguenther@suse.de>
12820 PR middle-end/34458
12821 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12822 adjust return type.
12824 2008-01-09 Richard Guenther <rguenther@suse.de>
12826 PR middle-end/34679
12827 * tree.c (host_integerp): Check for sizetype only if the
12828 type is an integer type.
12830 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12833 * opts.c (decode_options): Disable inlining of functions called
12834 once if not in unit-at-a-time mode.
12836 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12838 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12840 2008-01-08 Richard Guenther <rguenther@suse.de>
12842 PR middle-end/31863
12843 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12844 out early if the result will be unused.
12846 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12851 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12852 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12855 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12857 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12858 for vectorization tuned.
12860 2008-01-08 Richard Guenther <rguenther@suse.de>
12862 PR tree-optimization/34683
12863 * tree-ssa-operands.c (operand_build_cmp): Export.
12864 * tree-ssa-operands.h (operand_build_cmp): Declare.
12865 * tree-vn.c (vuses_compare): Remove.
12866 (sort_vuses): Use operand_build_cmp.
12867 (sort_vuses_heap): Likewise.
12868 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12869 to re-use old VEC if available. Do not sort already sorted VUSEs.
12870 (vdefs_to_vec): Do not sort already sorted VDEFs.
12872 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12874 PR middle-end/34694
12875 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12877 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12880 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12881 limitations of reciprocal sequences on x86 targets.
12883 2008-01-08 Richard Guenther <rguenther@suse.de>
12885 PR tree-optimization/34683
12886 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12888 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12891 * config/darwin.c (darwin_mergeable_string_section): Don't use
12892 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12894 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12897 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12898 negxf2. Macroize expander using X87MODEF mode iterator. Change
12899 predicates of op0 and op1 to register_operand.
12900 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12901 expander using X87MODEF mode iterator. Change predicates of
12902 op0 and op1 to register_operand.
12903 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12904 corresponding patterns and macroize using MODEF macro. Change
12905 predicates of op0 and op1 to register_operand and remove
12906 "m" constraint. Disparage "r" alternative with "!".
12907 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12908 macroize using X87MODEF macro. Change predicates of op0 and op1
12909 to register_operand and remove "m" constraint. Disparage "r"
12910 alternative with "!".
12911 (absneg splitter with memory operands): Remove.
12912 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12913 patterns and macroize using X87MODEF mode iterator.
12914 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12915 Change predicate of op1 to register_operand.
12916 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12917 for memory operands.
12919 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12921 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12923 2008-01-07 Richard Guenther <rguenther@suse.de>
12925 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12928 2008-01-07 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/34683
12931 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12932 VOPs of the needed size to save memory. Use VEC_quick_push
12933 to save compile-time.
12934 (vdefs_to_vec): Likewise.
12936 2008-01-07 Sa Liu <saliu@de.ibm.com>
12938 * config/spu/spu.md (divdf3): Genetate inline code for double
12939 division. The implementation doesn't handle INF or NAN, therefore it
12940 only applies when -ffinite-math-only is given.
12942 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12945 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12946 * doc/cpp.texi ([Common Predefined Macros]): Document.
12948 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12950 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12951 order to use commutative addition instead of subtraction.
12953 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12954 Mircea Namolaru <namolaru@il.ibm.com>
12955 Vladimir Yanovsky <yanov@il.ibm.com>
12956 Revital Eres <eres@il.ibm.com>
12958 PR tree-optimization/34263
12959 * tree-outof-ssa.c (process_single_block_loop_latch,
12960 contains_tree_r): New functions.
12961 (analyze_edges_for_bb): Call process_single_block_loop_latch
12962 function to empty single-basic-block latch block if possible.
12964 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12966 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12968 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12970 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12972 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12974 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12976 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12978 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12980 PR tree-optimization/34618
12981 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12984 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12987 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12988 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12989 Update copyright year.
12991 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12992 Update copyright year.
12993 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12996 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12998 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12999 edge does not point to current bb before changing need_assert.
13001 2008-01-04 Richard Guenther <rguenther@suse.de>
13003 PR middle-end/34029
13004 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13005 for verifying purposes if they are is_gimple_min_invariant.
13007 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13009 PR tree-optimization/34448
13010 PR tree-optimization/34465
13011 * gimplify.c (gimplify_init_constructor): Add new parameter
13012 notify_temp_creation. Use it.
13013 (gimplify_modify_expr_rhs): Take volatiles into account when
13014 optimizing constructors.
13015 Do not optimize constructors if gimplify_init_constructor will dump to
13017 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13018 * gcc.c-torture/compile/pr34448.c: New.
13020 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13022 PR gcov-profile/34609
13023 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13024 return_slot if result is TREE_ADDRESSABLE.
13026 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13028 * config/mips/mips.md (sqrt_condition): Tweak comment.
13029 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13031 2008-01-03 Tom Tromey <tromey@redhat.com>
13034 * c-common.c (c_type_hash): Handle VLAs.
13036 2008-01-03 Jan Hubicka <jh@suse.cz>
13038 PR tree-optimization/31081
13039 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13040 0 when inlining and not inlining to first basic block.
13041 (remap_decl): When var is initialized to 0, don't set default_def.
13042 (expand_call_inline): Set entry_bb.
13043 * tree-inline.h (copy_body_data): Add entry_bb.
13045 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13048 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13051 PR tree-optimization/29484
13052 * tree-inline.c (inline_forbidden_p_2): New function.
13053 (inline_forbidden_p): Disallow inlining if some static var
13054 has an address of a local LABEL_DECL in its initializer.
13055 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13058 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13060 PR tree-optimization/34635
13061 * tree-data-ref.c (add_other_self_distances): Make sure that the
13062 evolution step is constant.
13064 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13066 PR middle-end/34608
13067 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13069 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13071 * tree-sra.c (scalarize_init): Insert the generate_element_init
13072 statements after the generate_element_zero statements.
13074 2008-01-02 Richard Guenther <rguenther@suse.de>
13076 PR middle-end/34093
13077 PR middle-end/31976
13078 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13079 for very large number of operands instead of ICEing.
13081 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13084 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13085 while stack probing.
13087 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13089 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13092 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13094 PR libmudflap/26442
13095 * tree-mudflap.c (mx_register_decls): Guard warning by
13096 !DECL_ARTIFICIAL check.
13098 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13100 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13101 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13102 sse5_perm<mode>): Fix constraints.