1 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4 together with SSE_TARGET_MATH to disable insn pattern.
5 (*fop_<MODEF:mode>_2_i387): Ditto.
6 (*fop_<MODEF:mode>_3_i387): Ditto.
8 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15 * gimplify.c (gimplify_asm_expr): Check the return code of
16 parse_output_constraint call, set function return and is_inout
19 2008-06-22 Ian Lance Taylor <iant@google.com>
21 * c-lex.c (narrowest_unsigned_type): Change itk to int.
22 (narrowest_signed_type): Likewise.
23 * c-typeck.c (c_common_type): Change local variable mclass to enum
25 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
26 tcc_comparison, not the tree code itself.
27 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
28 (c_expand_expr): Cast modifier to enum expand_modifier.
29 * c-common.h (C_RID_CODE): Add casts.
30 (C_SET_RID_CODE): Define.
31 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
32 (c_lex_one_token): Add cast to avoid warning.
33 (c_parser_objc_type_name): Rename local typename to type_name.
34 (check_no_duplicate_clause): Change code parameter to enum
36 (c_parser_omp_var_list_parens): Change kind parameter to enum
38 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
39 c_parser_omp_list_var_parens.
40 (c_parser_omp_threadprivate): Likewise.
41 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
42 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
43 * c-format.c (NO_FMT): Define.
44 (printf_length_specs): Use NO_FMT.
45 (asm_fprintf_length_specs): Likewise.
46 (gcc_diag_length_specs): Likewise.
47 (scanf_length_specs): Likewise.
48 (strfmon_length_specs): Likewise.
49 (gcc_gfc_length_specs): Likewise.
50 (printf_flag_specs): Change 0 to STD_C89.
51 (asm_fprintf_flag_specs): Likewise.
52 (gcc_diag_flag_specs): Likewise.
53 (gcc_cxxdiag_flag_specs): Likewise.
54 (scanf_flag_specs): Likewise.
55 (strftime_flag_specs): Likewise.
56 (strfmon_flag_specs): Likewise.
57 (print_char_table): Likewise.
58 (asm_fprintf_char_table): Likewise.
59 (gcc_diag_char_table): Likewise.
60 (gcc_tdiag_char_table): Likewise.
61 (gcc_cdiag_char_table): Likewise.
62 (gcc_cxxdiag_char_table): Likewise.
63 (gcc_gfc_char_table): Likewise.
64 (scan_char_table): Likewise.
65 (time_char_table): Likewis.
66 (monetary_char_table): Likewise.
67 * c-format.h (BADLEN): Likewise.
69 2008-06-21 Ian Lance Taylor <iant@google.com>
71 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
72 Define END_OF_BASE_TREE_CODES around inclusion.
73 * tree.c (tree_code_type): New global array.
74 (tree_code_length, tree_code_name): Likewise.
75 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
77 (all-tree.def, s-alltree): New targets.
78 (gencheck.h, s-gencheck): Remove.
79 (tree.o): Depend upon all-tree.def.
80 (build/gencheck.o): Remove gencheck.h dependency.
81 (mostlyclean): Don't remove gencheck.h.
82 * c-common.h (enum c_tree_code): Remove.
83 * c-lang.c (tree_code_type): Remove.
84 (tree_code_length, tree_code_name): Remove.
85 * gencheck.c (tree_codes): Include all-tree.def, rather than
86 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
88 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
90 * cp/cp-tree.h (enum cplus_tree_code): Remove.
91 (operator_name_info): Size to MAX_TREE_CODES.
92 (assignment_operator_name_info): Likewise.
93 * cp/cp-lang.c (tree_code_type): Remove.
94 (tree_code_length, tree_code_name): Remove.
95 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
96 (assignment_operator_name_info): Likewise.
97 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
99 * cp/mangle.c (write_expression): Likewise.
100 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
101 * fortran/f95-lang.c (tree_code_type): Remove.
102 (tree_code_length, tree_code_name): Remove.
103 * java/java-tree.h (enum java_tree_code): Remove.
104 * java/lang.c (tree_code_type): Remove.
105 (tree_code_length, tree_code_name): Remove.
106 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
107 * objc/objc-act.h (enum objc_tree_code): Remove.
108 * objc/objc-lang.c (tree_code_type): Remove.
109 (tree_code_length, tree_code_name): Remove.
110 * objcp/objcp-lang.c (tree_code_type): Remove.
111 (tree_code_length, tree_code_name): Remove.
112 * ada/ada-tree.h (enum gnat_tree_code): Remove.
113 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
114 * ada/misc.c (tree_code_type): Remove.
115 (tree_code_length, tree_code_name): Remove.
117 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
119 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
120 the grand_bitmap_obstack.
122 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
124 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
125 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
126 * tree-affine.c (aff_combination_expand, free_name_expansion):
128 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
129 move_stmt_r, new_label_mapper): Likewise.
130 * tree-complex.c (cvc_lookup): Likewise.
131 * tree-dfa.c (create_function_ann): Likewise.
132 * tree-dump.c (dump_register): Likewise.
133 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
134 find_phi_replacement_condition): Likewise.
135 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
136 tree_function_versioning): Likewise.
137 * tree-into-ssa.c (cmp_dfsnum): Likewise.
138 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
139 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
140 get_nonlocal_debug_decl, convert_nonlocal_reference,
141 convert_nonlocal_omp_clauses, get_local_debug_decl,
142 convert_local_reference, convert_local_omp_clauses,
143 convert_nl_goto_reference, convert_nl_goto_receiver,
144 convert_tramp_reference, convert_call_expr): Likewise.
145 * tree-outof-ssa.c (contains_tree_r): Likewise.
146 * tree-parloops.c (reduction_phi, initialize_reductions,
147 eliminate_local_variables_1, add_field_for_reduction,
148 add_field_for_name, create_phi_for_local_result,
149 create_call_for_reduction_1, create_loads_for_reductions,
150 create_stores_for_reduction, create_loads_and_stores_for_name):
152 * tree-phinodes.c (allocate_phi_node): Likewise.
153 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
154 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
155 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
156 * tree-ssa-coalesce.c (compare_pairs): Likewise.
157 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
158 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
159 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
160 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
161 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
162 vn_nary_op_insert): Likewise.
163 * tree-ssa.c (redirect_edge_var_map_add,
164 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
165 * tree-vectorizer.c (vectorize_loops): Likewise.
166 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
167 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
168 tree_cons_stat, build1_stat, build_variant_type_copy,
169 decl_init_priority_lookup, decl_fini_priority_lookup,
170 decl_priority_info, decl_restrict_base_lookup,
171 decl_restrict_base_insert, decl_debug_expr_lookup,
172 decl_debug_expr_insert, decl_value_expr_lookup,
173 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
174 type_hash_add, get_file_function_name, tree_check_failed,
175 tree_not_check_failed, tree_range_check_failed,
176 omp_clause_range_check_failed, build_omp_clause,
177 build_vl_exp_stat): Likewise.
178 * value-prof.c (gimple_histogram_value,
179 gimple_duplicate_stmt_histograms): Likewise.
180 * var-tracking.c (attrs_list_insert, attrs_list_copy,
181 unshare_variable, variable_union_info_cmp_pos, variable_union,
182 dataflow_set_different_1, dataflow_set_different_2,
183 vt_find_locations, variable_was_changed, set_variable_part,
184 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
185 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
186 section_entry_hash, object_block_entry_eq,
187 object_block_entry_hash, create_block_symbol,
188 initialize_cold_section_name, default_function_rodata_section,
189 strip_reg_name, set_user_assembler_name, const_desc_eq,
190 build_constant_desc, output_constant_def, lookup_constant_def,
191 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
192 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
193 default_internal_label): Likewise.
194 * varray.c (varray_init, varray_grow): Likewise.
195 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
197 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
200 operators for "test" insn. Macroize insn using SWI mode macro.
201 (*jcc_fused_2): Ditto.
202 (*jcc_fused_3): Macroize insn using SWI mode macro.
203 (*jcc_fused_4): Ditto.
205 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
207 * tree-ssa-pre.c: Fix typo in comment.
208 (init_antic, fini_antic): Add explicit funtions for
209 initializing and deinitializing ANTIC and AVAIL sets.
210 (create_expression_by_pieces): Fix typo in comment.
211 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
212 (execute_pre): Eventually dump details about ANTIC_IN.
214 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
216 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
217 * gcc.c (translate_options, init_spec, store_arg, read_specs,
218 add_to_obstack, file_at_path, find_a_file, execute,
219 add_preprocessor_option, add_assembler_option, add_linker_option,
220 process_command, insert_wrapper, do_option_spec, do_self_spec,
221 spec_path, do_spec_1, is_directory, main, used_arg,
222 getenv_spec_function): Likewise.
223 * tlink.c (symbol_hash_lookup, file_hash_lookup,
224 demangled_hash_lookup, symbol_push, file_push, frob_extension):
227 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
229 * doc/rtl.texi: Updated subreg section.
231 2008-06-19 Jakub Jelinek <jakub@redhat.com>
234 * cgraphunit.c (cgraph_process_new_functions): Don't clear
235 node->needed and node->reachable.
236 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
237 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
238 (expand_task_call): Don't call expand_task_copyfn.
239 (expand_task_copyfn): Renamed to...
240 (finalize_task_copyfn): ... this.
242 2008-06-19 Jan Hubicka <jh@suse.cz>
244 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
245 clobbering framepointer.
247 2008-06-19 Jan Hubicka <jh@suse.cz>
249 * tree-optimize.c (execute_early_local_optimizations): Set
250 cgraph_state only at first invocation.
252 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
254 * system.h (-Wc++-compat): Activate as a warning, no an error.
256 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
258 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
259 instead of "#" in insn asm template.
260 (*jcc_fused_2): Ditto.
262 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/i386.h (ix86_tune_indices)
265 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
266 (TARGET_FUSE_CMP_AND_BRANCH): New define.
267 * config/i386/i386.md (*jcc_fused_1): New insn pattern
268 (*jcc_fused_2): Ditto.
269 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
270 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
271 (print operand): Handle 'E' and 'e' code.
273 2008-06-19 Anatoly Sokolov <aesok@post.ru>
275 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
277 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
279 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
281 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
283 (cgraph_expand_function): Use local copy of decl.
284 (cgraph_expand_all_functions): Remove redundant initialization of
286 (cgraph_optimize): Reword internal_error message.
288 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
290 * arm-protos.h (arm_return_in_memory): Remove public
291 arm_return_in_memory() prototype.
292 * arm.c (arm_return_in_memory): Add static prototype, add target
293 hook macro, change definition and comments.
294 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
296 2008-06-19 Ben Elliston <bje@au.ibm.com>
298 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
299 real.c: Remove references to IEEE 754R.
300 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
301 * doc/libgcc.texi (Decimal float library routines): Likewise.
303 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
305 * targhooks.h (struct gcc_target): New member unwind_word_mode.
306 (default_unwind_word_mode): Add prototype.
307 * targhooks.c (default_unwind_word_mode): New function.
308 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
309 instead of word_mode.
310 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
311 (TARGET_INITIALIZER): Use it.
313 * c-common.c (handle_mode_attribute): Support "unwind_word"
315 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
317 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
318 word_mode to access SjLj_Function_Context member "data".
319 (sjlj_emit_dispatch_table): Likewise. Also, perform type
320 conversion from targetm.eh_return_filter_mode () to
321 targetm.unwind_word_mode () if they differ.
323 * builtin-types.def (BT_UNWINDWORD): New primitive type.
324 (BT_FN_UNWINDWORD_PTR): New function type.
325 (BT_FN_WORD_PTR): Remove.
326 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
327 * except.c (expand_builtin_extend_pointer): Convert pointer to
328 targetm.unwind_word_mode () instead of word_mode.
330 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
331 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
332 (spu_unwind_word_mode): New function.
333 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
334 (TARGET_UNWIND_WORD_MODE): Define.
335 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
337 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
339 * config/spu/spu.c (reg_align): Remove.
340 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
341 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
342 (spu_split_store): Likewise.
344 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
346 * gcc/tree-vn.c: Fix typo in comment.
348 2008-06-18 Jan Hubicka <jh@suse.cz>
350 * cgraphunit.c (cgraph_optimize): Output debug info when doing
351 toplevel reorder too.
353 2008-06-18 Jan Hubicka <jh@suse.cz>
355 * c-opts.c (c_common_post_options): PCH is not compatible with
357 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
358 -fno-toplevel-reorder by default now.
360 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
362 PR documentation/30739
363 * doc/install.texi (Prerequisites): Document dependency on awk.
365 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
366 Ian Lance Taylor <iant@google.com>
368 PR rtl-optimization/35604
369 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
370 only want to change jump destinations, not eventual label comparisons.
372 2008-06-16 Jan Hubicka <jh@suse.cz>
374 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
376 (cgraph_analyze_function): Likewise.
378 2008-06-16 Jan Hubicka <jh@suse.cz>
380 * cgraph.h (cgraph_mark_if_needed): New function.
381 * cgraphunit.c (cgraph_mark_if_needed): New function.
382 * c-decl.c (duplicate_decl): Use it.
384 2008-06-16 Jan Hubicka <jh@suse.cz>
386 * cgraph.c (cgraph_add_new_function): When in expansion state, do
389 2008-06-16 Jan Hubicka <jh@suse.cz>
391 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
393 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
394 Kazu Hirata <kazu@codesourcery.com>
395 Maxim Kuvyrkov <maxim@codesourcery.com
397 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
398 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
399 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
400 EXTRA_SPEC_FUNCTIONS.
401 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
402 (DRIVER_SELF_SPECS): Adjust.
403 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
404 * config/mips/st.h, config/mips/t-st: New.
405 * config/mips/driver-native.c, config/mips/x-native: New.
406 * doc/invoke.texi (MIPS): Document 'native' value for -march and
409 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
411 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
413 (ISA_HAS_FP_CONDMOVE): New macro.
414 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
415 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
416 (ISA_HAS_NMADD3_NMSUB3): New macro.
417 * config/mips/mips.c (mips_rtx_costs): Update.
418 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
419 compiling for ST Loongson 2E/2F.
420 (madd<mode>): Rename to madd4<mode>. Update.
421 (madd3<mode>): New pattern.
422 (msub<mode>): Rename to msub4<mode>. Update.
423 (msub3<mode>): New pattern.
424 (nmadd<mode>): Rename to nmadd4<mode>. Update.
425 (nmadd3<mode>): New pattern.
426 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
427 (nmadd3<mode>_fastmath): New pattern.
428 (nmsub<mode>): Rename to nmsub4<mode>. Update.
429 (nmsub3<mode>): New pattern.
430 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
431 (nmsub3<mode>_fastmath): New pattern.
432 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
434 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
436 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
437 (DF_REF_INSN_INFO): New.
438 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
439 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
440 with a NULL DF_REF_INSN_INFO.
441 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
443 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
444 DF_INSN_INFO_EQ_USES): New.
445 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
446 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
447 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
448 * df-core.c: Update comment for above changes.
449 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
450 DF_INSN_UID_* macros.
451 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
452 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
453 insn rtx. Update all callers.
454 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
455 df_ref_create_structure, df_insn_refs_collect): Likewise.
456 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
457 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
458 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
459 macros to access the insn refs.
460 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
461 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
462 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
463 for accessing the refs.
464 (try_fwprop_subst): Likewise.
465 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
466 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
467 for accessing the refs.
468 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
469 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
470 to look at the insn refs.
471 (record_uses): Likewise.
472 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
474 (mark_artificial_uses): Don't mark_insn for artificial refs.
475 (mark_reg_rependencies): Likewise.
477 * doc/rtl.texi: Remove documentation of ADDRESSOF.
479 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
481 * configure: Regenerate.
483 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
485 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
486 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
487 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
489 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
491 * config/avr/avr.c (avr_mcu_t): Add attiny167.
492 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
493 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
495 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
497 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
499 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
501 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
503 * tree-ssa-sccvn.c: Fix format of comments.
505 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
507 * cgraph.c: Remove unneeded forward declarations of eq_node()
510 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
512 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
514 (see_update_relevancy): Likewise.
515 * fwprop.c (try_fwprop_subst): Likewise.
516 * rtlanal.c (noop_move_p): Likewise.
517 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
518 notes to non-existing libcall blocks.
519 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
521 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
522 (dead_libcall_p): Remove.
523 (delete_trivially_dead_insns): Don't use it.
524 * web.c (union_defs): Remove comment about keeping nops.
525 * gcse.c (hash_scan_insn): Don't take libcall pointers.
526 (compute_hash_table_work): Don't track libcall notes.
527 (do_local_cprop): Don't take libcall pointers. Don't update
529 (adjust_libcall_notes): Deleted.
530 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
531 ever have existed in the first place).
532 (replace_store_insn): Don't try to remove libcall notes.
533 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
534 (resolve_reg_notes): Don't call them.
535 (resolve_simple_move): Likewise.
536 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
537 Don't remove REG_RETVAL notes.
538 * emit-rtl.c (try_split): Don't update libcall notes.
539 (emit_copy_of_insn_after): Dito.
540 * cselib.c (cselib_current_insn_in_libcall): Remove.
541 (cselib_process_insn): Don't set/clear it.
542 (new_elt_loc_list): Don't record it.
543 (cselib_init): Don't initialize it.
544 * cselib.c (struct elt_loc_list): Remove in_libcall field.
545 * loop-invariant.c (find_invariant_insn): Don't look for libcall
547 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
548 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
549 (init_deps): Don't initialize it.
550 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
551 * combine.c (delete_noop_moves): Don't update libcall notes.
552 (can_combine_p): Remove now pointless #if 0 block.
553 (try_combine): Remove another obsolete #if 0 block.
554 (distribute_notes): Don't distribute libcall notes.
555 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
556 * dce.c (libcall_dead_p): Remove.
557 (delete_unmarked_insns): Don't handle libcall blocks.
558 (preserve_libcall_for_dce): Remove.
559 (prescan_insns_for_dce): Don't special-case libcall block insns.
560 * reload1 (reload): Don't handle libcall notes.
561 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
564 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
566 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
567 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
568 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
570 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
572 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
573 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
574 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
576 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
578 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
580 2008-06-16 Ira Rosen <irar@il.ibm.com>
582 PR tree-optimization/36493
583 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
584 the arguments list. Use VECTYPE to create vector pointer.
585 (vectorizable_store): Fail if accesses through a pointer to vectype
586 do not alias the original memory reference operands.
587 Call vect_create_data_ref_ptr without the removed argument.
588 (vectorizable_load): Likewise.
589 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
592 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
595 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
598 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
600 * config/mips/loongson2ef.md: New file.
601 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
602 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
603 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
604 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
605 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
607 (loongson2ef.md): New include.
608 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
609 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
610 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
611 (loongson_gt_<mode>, loongson_extract_halfword)
612 (loongson_insert_halfword_0, loongson_insert_halfword_2)
613 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
614 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
615 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
616 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
617 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
618 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
619 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
620 (vec_interleave_low<mode>): Define type attribute.
621 * config/mips/mips.c (mips_ls2): New static variable.
622 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
623 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
624 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
625 Implement target scheduling hooks.
626 (mips_multipass_dfa_lookahead): Update to handle tuning for
628 (mips_sched_init): Initialize data for Loongson scheduling.
629 (mips_ls2_variable_issue): New static function.
630 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
632 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
633 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
634 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
635 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
636 Handle ST Loongson 2E/2F cores.
637 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
639 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
641 * omp-low.c (extract_omp_for_data): Fix comment typo.
644 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
646 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
647 FIXME note about gcc/config.guess.
648 * doc/options.texi (Option file format): Remove non-ASCII bytes.
649 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
650 * doc/cppopts.texi: Likewise.
651 * doc/extend.texi: Likewise.
652 * doc/gcc.texi: Likewise.
653 * doc/gccint.texi: Likewise.
654 * doc/gcov.texi: Likewise.
655 * doc/gty.texi: Likewise.
656 * doc/hostconfig.texi: Likewise.
657 * doc/install.texi: Likewise.
658 * doc/invoke.texi: Likewise.
659 * doc/loop.texi: Likewise.
660 * doc/makefile.texi: Likewise.
661 * doc/md.texi: Likewise.
662 * doc/passes.texi: Likewise.
663 * doc/tm.texi: Likewise.
664 * doc/tree-ssa.texi: Likewise.
665 * doc/trouble.texi: Likewise.
667 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
668 Nathan Sidwell <nathan@codesourcery.com>
669 Maxim Kuvyrkov <maxim@codesourcery.com>
670 Richard Sandiford <rdsandiford@googlemail.com>
672 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
673 * config/mips/mips-protos.h (mips_expand_vector_init): New.
674 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
676 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
677 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
678 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
680 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
681 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
682 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
683 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
684 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
685 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
686 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
687 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
688 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
689 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
690 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
691 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
692 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
693 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
694 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
695 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
696 (mips_builtins): Add Loongson builtins.
697 (mips_loongson_2ef_bdesc): New.
698 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
699 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
700 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
701 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
703 (mips_expand_vector_init): New.
704 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
705 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
707 * config/mips/mips.md: Add unspec numbers for Loongson
708 builtins. Include loongson.md.
709 (MOVE64): Include Loongson vector modes.
710 (SPLITF): Include Loongson vector modes.
711 (HALFMODE): Handle Loongson vector modes.
712 * config/mips/loongson.md: New.
713 * config/mips/loongson.h: New.
714 * config.gcc: Add loongson.h header for mips*-*-* targets.
715 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
717 2008-06-14 Joseph Myers <joseph@codesourcery.com>
719 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
720 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
721 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
722 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
723 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
724 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
725 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
726 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
727 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
728 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
729 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
730 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
731 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
732 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
733 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
734 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
735 Remove use_fixproto=yes.
736 (ia64*-*-hpux*): Remove comment about using fixproto.
737 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
739 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
741 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
743 * configure: Regenerate.
745 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
748 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
749 before evaluating it.
751 2008-06-13 Jakub Jelinek <jakub@redhat.com>
754 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
755 nested inline functions.
756 (start_decl, start_function): Don't invert DECL_EXTERNAL
757 for nested inline functions.
759 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
761 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
762 splits that must be made for correctness.
764 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
766 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
767 (AVAIL_NON_MIPS16): Likewise.
768 (mips_builtin_description): Replace target_flags with a predicate.
769 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
770 (dspr2_32): New availability predicates.
771 (MIPS_BUILTIN): New macro.
772 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
773 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
774 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
775 Replace the TARGET_FLAGS parameters with AVAIL parameters.
776 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
777 (mips_dsp_32only_bdesc): Merge into...
778 (mips_builtins): ...this new array.
779 (mips_bdesc_map, mips_bdesc_arrays): Delete.
780 (mips_init_builtins): Update after above changes.
781 (mips_expand_builtin_1): Merge into...
782 (mips_expand_builtin): ...here and update after above changes.
784 2008-06-12 Paul Brook <paul@codesourcery.com>
786 * longlong.h (__arm__): Define count_leading_zeros.
787 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
788 (clzsi2, clzdi2): New functions.
789 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
790 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
791 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
792 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
793 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
794 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
795 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
796 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
797 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
798 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
800 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
802 * config/m68k/m68k.c (m68k_tune_flags): New.
803 (override_options): Compute m68k_tune_flags.
804 (MULL_COST, MULW_COST): Update for various variants of CFV2.
805 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
807 2008-06-12 Jakub Jelinek <jakub@redhat.com>
810 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
812 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
814 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
815 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
817 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
819 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
820 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
822 2008-06-12 Jakub Jelinek <jakub@redhat.com>
825 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
828 2008-06-12 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/36345
831 * tree-flow.h (struct ptr_info_def): Align escape_mask,
832 add memory_tag_needed flag.
833 (may_alias_p): Declare.
834 * tree-ssa-alias.c (may_alias_p): Export.
835 (set_initial_properties): Use memory_tag_needed flag.
836 (update_reference_counts): Likewise.
837 (reset_alias_info): Reset memory_tag_needed flag.
838 (create_name_tags): Check memory_tag_needed flag.
839 (dump_points_to_info_for): Dump it.
840 * tree-ssa-structalias.c (struct variable_info): Remove
841 directly_dereferenced flag.
842 (new_var_info): Do not initialize it.
843 (process_constraint_1): Do not set it.
844 (update_alias_info): Set is_dereferenced flag.
845 (set_uids_in_ptset): Use may_alias_p.
846 (set_used_smts): Check memory_tag_needed flag.
847 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
848 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
849 memory_tag_needed flag.
850 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
853 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
855 * config/i386/i386.c (ix86_compute_frame_layout): Disable
856 red zone for w64 abi.
857 (ix86_expand_prologue): Likewise.
858 (ix86_force_to_memory): Likewise.
859 (ix86_free_from_memory): Likewise.
861 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
864 * config/rs6000/rs6000.c (rs6000_override_options): Set
865 rs6000_isel conditionally to the absence of comand line override.
866 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
867 Remove duplicate rs6000_isel setting.
868 * config/rs6000/eabispe.h: Ditto.
870 2008-06-11 Richard Guenther <rguenther@suse.de>
872 * alias.c (get_alias_set): Use the element alias-set for arrays.
873 (record_component_aliases): For arrays and vectors do nothing.
874 * c-common.c (strict_aliasing_warning): Handle the cases
875 of alias set zero explicitly.
876 * Makefile.in (dfp.o-warn): Add -Wno-error.
878 2008-06-11 Joseph Myers <joseph@codesourcery.com>
880 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
882 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
883 tune_32 tune_64 to supported_defaults. Allow values not
884 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
885 x86_64. Do not override cpu_32 or cpu_64 values from target name.
886 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
887 with_cpu_64 to generic for 64-bit-supporting configurations, not
888 with_cpu. Remove FIXMEs.
889 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
890 --with-arch-64, --with-tune-32, --with-tune-64): Document.
891 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
892 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
895 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
896 Olivier Hainque <hainque@adacore.com>
898 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
899 Use DECL_SIZE_UNIT to retrieve the size of the field.
901 2008-06-11 Joseph Myers <joseph@codesourcery.com>
903 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
904 with function calls after declarations. Lay out
905 neon_float_type_node before further use.
907 2008-06-11 Richard Guenther <rguenther@suse.de>
909 * tree-flow.h (may_point_to_global_var): Declare.
910 * tree-ssa-alias.c (may_point_to_global_var): New function.
911 * tree-ssa-sink.c (is_hidden_global_store): Use it.
913 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
915 * configure.ac: Teach that fido supports .debug_line.
916 * configure: Regenerate.
918 2008-06-10 Tom Tromey <tromey@redhat.com>
920 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
923 2008-06-10 Joseph Myers <joseph@codesourcery.com>
925 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
926 (encode_decimal64, decode_decimal64, encode_decimal128,
927 decode_decimal128): Reverse order of 32-bit parts of value if host
928 and target endianness differ.
930 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
932 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
934 (tree_mod_pow2_value_transform): Likewise.
935 (tree_ic_transform): Likewise.
936 (tree_stringops_transform): Likewise.
937 (tree_mod_subtract_transform): Likewise.
938 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
939 (copy_edges_for_bb): Likewise.
940 (initialize_cfun): Likewise.
942 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
944 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
945 nonmemory_operand. Add "N" operand constraint.
947 (*jcc_btdi_mask_rex64): New instruction and split pattern.
948 (*jcc_btsi_mask): Ditto.
949 (*jcc_btsi_mask_1): Ditto.
951 2008-06-10 Joseph Myers <joseph@codesourcery.com>
953 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
954 TYPE_CANONICAL for copied element type.
956 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
960 Add m_CORE2 and m_GENERIC.
961 * config/i386/predicates.md (bt_comparison_operator): New predicate.
962 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
964 (*jcc_btdi_rex64): New instruction and split pattern.
966 (*jcc_btsi_1): Ditto.
967 (*btsq): Fix Intel asm dialect operand order.
971 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
974 * simplify-rtx.c (simplify_subreg): Add check for shift count
977 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
979 * doc/md.texi: Synchronize with later constraints.md change.
980 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
981 with a C implementation.
982 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
984 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
985 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
986 when moving to and from MD_REGNUM.
987 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
988 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
989 Handle byte and halfword moves.
990 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
992 * config/mips/constraints.md (h): Turn into NO_REGS.
993 (l, x): Update documentation.
994 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
995 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
996 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
997 (HILO): New mode iterator.
999 (any_div): New code iterator.
1000 (u): Extend code attribute to div and udiv.
1001 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1002 d_operand in the splitters. Remove redundant CONST_INT checks.
1003 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1004 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1005 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1006 accordingly, using normal moves instead of unspecs to move LO into
1007 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1008 (<u>mulsidi3): Handle expansion in C code.
1009 (<u>mulsidi3_32bit_internal): Rename to...
1010 (<u>mulsidi3_32bit): ...this.
1011 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1012 (*<u>mulsidi3_64bit): Rename to...
1013 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1014 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1015 to set LO and HI to the multiplication result. Use a normal move
1016 for MFLO and an unspec for MFHI.
1017 (*<u>mulsidi3_64bit_parts): Replace with...
1018 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1019 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1020 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1021 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1022 instead of HI. Split the instruction into a separate multiplication
1023 and MFHI if !TARGET_FIX_R4000.
1024 (<su>muldi3_highpart): Likewise.
1025 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1026 and the "=h" clobber.
1027 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1028 (<u>mulditi3): New expander.
1029 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1030 (madsi): Remove "=h" clobber.
1031 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1032 Force the modulus result to be a GPR and split the instruction into
1033 a division followed by an MFHI after reload.
1034 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1035 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1036 the MIPS16 HIGH define_split.
1037 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1038 of acc<->gpr moves to "multi".
1039 (*movdi_64bit): Replace the single "x" alternative with
1040 alternatives for moving into and out of "a".
1041 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1042 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1043 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1044 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1045 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1046 (movti): New expander.
1047 (*movti, *movti_mips16): New insns.
1048 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1049 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1050 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1051 * config/mips/predicates.md (fpr_operand): Delete.
1052 (d_operand): New predicate.
1054 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1056 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1057 failure on some Bourne shells.
1058 (x86_64-*-*): Ditto.
1060 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1062 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1064 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1066 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1067 (sparc-sun-solaris2*): Likewise.
1069 2008-06-09 Arnaud Charlet <charlet@adacore.com
1071 * doc/install.texi: Update requirements to build the Ada compiler.
1073 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1075 * df-scan.c (struct df_scan_problem_data): Remove the
1076 mw_link_pool alloc pool.
1077 (df_scan_free_internal): Don't free it.
1078 (df_scan_alloc): Don't allocate it.
1079 * df.h (struct df_link): Update comment.
1081 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1083 * except.h: Correct checks for when SJLJ exceptions must be used.
1085 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1087 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1090 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1092 PR tree-optimization/36218
1093 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1094 configure for the build system.
1095 (BUILD_LDFLAGS): Define.
1096 * configure: Regenerate.
1097 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1099 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1102 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1103 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1104 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1106 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1108 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1110 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1112 * config.gcc (Obsolete configurations): Remove list of
1114 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1115 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1116 targets matched by those patterns.
1117 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1118 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1119 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1120 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1121 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1122 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1123 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1124 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1125 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1126 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1127 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1128 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1129 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1130 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1131 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1132 Make code for Solaris 7 and greater unconditional for Solaris.
1133 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1134 Remove --with-* handling.
1135 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1136 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1137 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1138 LINK_OS_WINDISS_SPEC): Remove.
1139 * config/rs6000/sysv4.opt (mwindiss): Remove.
1140 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1141 * configure: Regenerate.
1142 * doc/cpp.texi: Don't mention BeOS.
1143 * doc/extend.texi (interrupt): Don't mention MS1.
1144 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1145 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1146 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1147 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1148 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1150 * doc/invoke.texi (MT Options): Remove.
1151 (-mwindiss): Remove.
1152 (CRIS Options): Remove cris-axis-aout references.
1153 (HPPA Options): Don't mention hppa1.1-*-pro.
1154 * doc/md.texi: (MorphoTech family): Remove.
1155 * libgcc2.c: Don't handle UWIN.
1156 * config/alpha/t-unicosmk: Remove.
1157 * config/alpha/unicosmk.h: Remove.
1158 * config/arm/kaos-arm.h: Remove.
1159 * config/arm/kaos-strongarm.h: Remove.
1160 * config/arm/strongarm-coff.h: Remove.
1161 * config/arm/strongarm-elf.h: Remove.
1162 * config/arm/strongarm-pe.h: Remove.
1163 * config/arm/t-strongarm-pe: Remove.
1164 * config/arm/t-xscale-coff: Remove.
1165 * config/arm/t-xscale-elf: Remove.
1166 * config/arm/xscale-coff.h: Remove.
1167 * config/arm/xscale-elf.h: Remove.
1168 * config/chorus.h: Remove.
1169 * config/cris/aout.h: Remove.
1170 * config/cris/aout.opt: Remove.
1171 * config/cris/t-aout: Remove.
1172 * config/i386/beos-elf.h: Remove.
1173 * config/i386/kaos-i386.h: Remove.
1174 * config/i386/ptx4-i.h: Remove.
1175 * config/i386/sco5.h: Remove.
1176 * config/i386/sco5.opt: Remove.
1177 * config/i386/sysv4-cpp.h: Remove.
1178 * config/i386/sysv5.h: Remove.
1179 * config/i386/t-beos: Remove.
1180 * config/i386/t-sco5: Remove.
1181 * config/i386/t-uwin: Remove.
1182 * config/i386/uwin.asm: Remove.
1183 * config/i386/uwin.h: Remove.
1184 * config/kaos.h: Remove.
1185 * config/mips/windiss.h: Remove.
1186 * config/mt: Remove directory.
1187 * config/pa/pa-osf.h: Remove.
1188 * config/pa/pa-pro-end.h: Remove.
1189 * config/pa/t-pro: Remove.
1190 * config/ptx4.h: Remove.
1191 * config/rs6000/beos.h: Remove.
1192 * config/rs6000/kaos-ppc.h: Remove.
1193 * config/rs6000/t-beos: Remove.
1194 * config/rs6000/windiss.h: Remove.
1195 * config/sh/kaos-sh.h: Remove.
1196 * config/sol2-6.h: Remove.
1197 * config/sparc/sol26-sld.h: Remove.
1198 * config/sparc/sysv4-only.h: Remove.
1199 * config/vax/bsd.h: Remove.
1200 * config/vax/t-memfuncs: Remove.
1201 * config/vax/ultrix.h: Remove.
1202 * config/vax/vaxv.h: Remove.
1203 * config/windiss.h: Remove.
1205 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1207 PR rtl-optimization/36438
1208 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1209 for vector shifts with constant scalar shift operands.
1211 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1213 * doc/invoke.texi: Document -march=xlr.
1214 * config/mips/xlr.md: New file.
1215 * config/mips/mips.md: Include it.
1217 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1218 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1219 (mips_rtx_cost_data): Likewise.
1221 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1223 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1224 PRE_INC and PRE_DEC cases.
1226 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1228 PR rtl-optimization/36419
1229 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1230 the emitting jump insn.
1233 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1234 is not bool, boolify the whole *expr_p and convert to the desired type.
1236 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1238 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1239 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1240 Add omp_private_outer_ref hook, add another argument to
1241 omp_clause_default_ctor hook.
1242 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1243 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1244 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1245 hook_tree_tree_tree_tree_null.
1246 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1247 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1248 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1249 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1250 * tree.def (OMP_TASK): New tree code.
1251 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1252 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1253 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1254 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1255 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1256 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1257 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1258 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1259 (OMP_DIRECTIVE_P): Add OMP_TASK.
1260 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1261 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1262 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1263 and OMP_CLAUSE_UNTIED entries.
1264 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1266 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1267 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1268 * tree-pretty-print.c (dump_omp_clause): Handle
1269 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1270 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1271 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1272 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1273 warning about unsigned iterators. Change decl/init/cond/incr
1274 arguments to TREE_VECs, check arguments for all collapsed loops.
1275 (c_finish_omp_taskwait): New function.
1276 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1278 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1279 default_function_array_conversion on init. Add par_clauses argument.
1280 If decl is present in parallel's lastprivate clause, change it to
1281 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1282 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1283 collapse count in clauses.
1284 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1285 c_parser_omp_for_loop callers.
1286 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1287 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1288 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1289 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1291 (c_parser_omp_clause_schedule): Handle schedule(auto).
1292 Include correct location in the error message.
1293 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1294 and PRAGMA_OMP_CLAUSE_UNTIED.
1295 (OMP_TASK_CLAUSE_MASK): Define.
1296 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1297 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1298 * tree-nested.c (convert_nonlocal_omp_clauses,
1299 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1300 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1301 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1302 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1304 (conver_nonlocal_reference, convert_local_reference,
1305 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1306 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1307 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1308 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1309 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1310 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1311 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1312 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1313 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1315 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1316 * c-common.h (c_finish_omp_taskwait): New prototype.
1317 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1318 * tree-parloops.c (create_parallel_loop): Create 1 entry
1319 vectors for OMP_FOR_{INIT,COND,INCR}.
1320 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1321 (make_edges): Handle OMP_TASK.
1322 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1323 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1324 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1325 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1326 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1327 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1328 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1329 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1330 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1331 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1332 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1333 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1334 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1335 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1336 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1337 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1338 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1339 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1340 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1341 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1342 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1343 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1344 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1345 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1346 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1347 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1348 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1349 original iterator is present in lastprivate clause or if
1350 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1351 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1352 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1353 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1354 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1355 if it is set, lookup var in outer contexts too. Handle
1356 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1357 to be implicitly determined firstprivate for task regions.
1358 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1359 if it is set, lookup var in outer contexts too. Set
1360 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1361 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1362 OMP_CLAUSE_UNTIED. Take region_type as last argument
1363 instead of in_parallel and in_combined_parallel.
1364 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1366 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1367 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1368 (new_omp_context): Set default_kind to
1369 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1370 (omp_region_type): New enum.
1371 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1372 fields, add region_type.
1373 (new_omp_context): Take region_type as argument instead of is_parallel
1374 and is_combined_parallel.
1375 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1376 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1377 ctx->is_combined_parallel checks.
1378 (gimplify_omp_task): New function.
1379 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1381 * omp-low.c (extract_omp_for_data): Use schedule(static)
1382 for schedule(auto). Handle pointer and unsigned iterators.
1383 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1384 Add loops argument. Extract data for collapsed OMP_FOR loops.
1385 (expand_parallel_call): Assert sched_kind isn't auto,
1386 map runtime schedule to index 3.
1387 (struct omp_for_data_loop): New type.
1388 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1389 Add loop, loops, collapse and iter_type fields.
1390 (workshare_safe_to_combine_p): Disallow combined for if
1391 iter_type is unsigned long long. Don't combine collapse > 1 loops
1392 unless all bounds and steps are constant. Adjust extract_omp_for_data
1394 (expand_omp_for_generic): Handle pointer, unsigned and long long
1395 iterators. Handle collapsed OMP_FOR loops. Adjust
1396 for struct omp_for_data changes. If libgomp function doesn't return
1397 boolean_type_node, add comparison of the return value with 0.
1398 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1399 pointer, unsigned and long long iterators. Adjust for struct
1400 omp_for_data changes.
1401 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1402 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1403 unsigned long long. Allocate loops array, pass it to
1404 extract_omp_for_data. For collapse > 1 loops use always
1405 expand_omp_for_generic.
1406 (omp_context): Add sfield_map and srecord_type fields.
1407 (is_task_ctx, lookup_sfield): New functions.
1408 (use_pointer_for_field): Use is_task_ctx helper. Change first
1409 argument's type from const_tree to tree. Clarify comment.
1410 In OMP_TASK disallow copy-in/out sharing.
1411 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1412 (install_var_field): Add mask argument. Populate both record_type
1413 and srecord_type if needed.
1414 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1416 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1417 and DECL_FIELD_OFFSET.
1418 (scan_sharing_clauses): Adjust install_var_field callers. For
1419 firstprivate clauses on explicit tasks allocate the var by value in
1420 record_type unconditionally, rather than by reference.
1421 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1422 Use is_taskreg_ctx instead of is_parallel_ctx.
1423 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1424 (create_omp_child_function_name): Add task_copy argument, use
1425 *_omp_cpyfn* names if it is true.
1426 (create_omp_child_function): Add task_copy argument, if true create
1427 *_omp_cpyfn* helper function.
1428 (scan_omp_parallel): Adjust create_omp_child_function callers.
1429 Rename parallel_nesting_level to taskreg_nesting_level.
1430 (scan_omp_task): New function.
1431 (lower_rec_input_clauses): Don't run constructors for firstprivate
1432 explicit task vars which are initialized by *_omp_cpyfn*.
1433 Pass outer var ref to omp_clause_default_ctor hook if
1434 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1435 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1436 OMP_CLAUSE_REDUCTION_INIT.
1437 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1438 avoid duplicate setting of fields. Handle
1439 OMP_CLAUSE_PRIVATE_OUTER_REF.
1440 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1441 copy-out if TREE_READONLY, only copy-in.
1442 (expand_task_copyfn): New function.
1443 (expand_task_call): New function.
1444 (struct omp_taskcopy_context): New type.
1445 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1447 (lower_omp_parallel): Rename to...
1448 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1449 Call create_task_copyfn if srecord_type is needed. Adjust
1451 (task_shared_vars): New variable.
1452 (check_omp_nesting_restrictions): Warn if work-sharing,
1453 barrier, master or ordered region is closely nested inside OMP_TASK.
1454 Add warnings for barrier if closely nested inside of work-sharing,
1455 ordered, or master region.
1456 (scan_omp_1): Call check_omp_nesting_restrictions even for
1457 GOMP_barrier calls. Rename parallel_nesting_level to
1458 taskreg_nesting_level. Handle OMP_TASK.
1459 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1460 work-sharing construct, continue looking for them on parent parallel
1462 (lower_omp_for_lastprivate): Add lastprivate clauses
1463 to the beginning of dlist rather than end. Adjust for struct
1464 omp_for_data changes.
1465 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1466 not after it. Handle collapsed OMP_FOR loops, adjust for
1467 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1468 (get_ws_args_for): Adjust extract_omp_for_data caller.
1469 (scan_omp_for): Handle collapsed OMP_FOR
1470 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1471 (lower_omp_single_simple): If libgomp function doesn't return
1472 boolean_type_node, add comparison of the return value with 0.
1473 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1474 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1475 (parallel_nesting_level): Rename to...
1476 (taskreg_nesting_level): ... this.
1477 (is_taskreg_ctx): New function.
1478 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1480 (execute_lower_omp): Rename parallel_nesting_level to
1481 taskreg_nesting_level.
1482 (expand_omp_parallel): Rename to...
1483 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1484 Call omp_task_call for OMP_TASK regions.
1485 (expand_omp): Adjust caller, handle OMP_TASK.
1486 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1488 * bitmap.c (bitmap_default_obstack_depth): New variable.
1489 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1490 if argument is NULL and bitmap_default_obstack is already initialized.
1491 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1493 * matrix-reorg.c (matrix_reorg): Likewise.
1495 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (*indirect_jump): Macroize using P
1498 mode iterator. Remove !TARGET_64BIT from insn constraints.
1499 (*tablejump_1): Ditto.
1500 (*indirect_jump_rex64): Remove insn pattern.
1501 (*tablejump_1_rex64): Ditto.
1502 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1503 and eh_return_si insn patterns.
1505 2008-06-06 Richard Guenther <rguenther@suse.de>
1507 * tree-ssa-structalias.c (merge_smts_into): Remove.
1508 (find_what_p_points_to): Do not bother to compute the
1509 points-to set for pt_anything pointers.
1510 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1511 for pt_anything pointers is ok.
1513 2008-06-06 Jan Hubicka <jh@suse.cz>
1515 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1517 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1519 * cgraph.c: Fix typos in comments.
1520 (cgraph_availability_names): Fix string typo.
1521 * fold-const.c: Fix typos in comments.
1522 (fold_binary): Fix typo in warning.
1523 * genautomata.c: Fix typos in comments.
1524 (check_presence_pattern_sets): Fix typo in local variable.
1525 (output_description): Fix typo in output.
1526 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1527 * hwint.h: Likewise.
1528 * matrix-reorg.c (check_allocation_function): Likewise.
1529 * omega.c (smooth_weird_equations): Likewise.
1530 * auto-inc-dec.c: Fix typos in comments.
1531 * bb-reorder.c: Likewise.
1532 * builtins.c: Likewise.
1533 * c-common.c: Likewise.
1534 * c-cppbuiltin.c: Likewise.
1535 * c-parser.c: Likewise.
1536 * c-pretty-print.c: Likewise.
1537 * cfgcleanup.c: Likewise.
1538 * cfgexpand.c: Likewise.
1539 * cfghooks.c: Likewise.
1540 * cfglayout.c: Likewise.
1541 * cfgloopmanip.c: Likewise.
1542 * cgraphunit.c: Likewise.
1543 * coverage.c: Likewise.
1544 * dbxout.c: Likewise.
1545 * df-byte-scan.c: Likewise.
1546 * df-core.c: Likewise.
1547 * df-problems.c: Likewise.
1548 * df-scan.c: Likewise.
1550 * dominance.c: Likewise.
1551 * domwalk.c: Likewise.
1553 * dwarf2out.c: Likewise.
1554 * emit-rtl.c: Likewise.
1555 * et-forest.c: Likewise.
1556 * function.c: Likewise.
1557 * function.h: Likewise.
1559 * gcov-io.c: Likewise.
1562 * genattrtab.c: Likewise.
1563 * ggc-page.c: Likewise.
1564 * gimplify.c: Likewise.
1565 * gthr-lynx.h: Likewise.
1566 * haifa-sched.c: Likewise.
1567 * ipa-cp.c: Likewise.
1568 * ipa-inline.c: Likewise.
1569 * ipa-prop.h: Likewise.
1570 * ipa-pure-const.c: Likewise.
1571 * ipa-struct-reorg.c: Likewise.
1572 * ipa-struct-reorg.h: Likewise.
1573 * ipa-type-escape.c: Likewise.
1575 * loop-doloop.c: Likewise.
1576 * mips-tfile.c: Likewise.
1577 * mkmap-flat.awk: Likewise.
1578 * mkmap-symver.awk: Likewise.
1579 * modulo-sched.c: Likewise.
1580 * omp-low.c: Likewise.
1581 * optabs.c: Likewise.
1582 * optabs.h: Likewise.
1584 * passes.c: Likewise.
1585 * postreload-gcse.c: Likewise.
1586 * postreload.c: Likewise.
1587 * predict.c: Likewise.
1588 * pretty-print.h: Likewise.
1589 * profile.c: Likewise.
1590 * protoize.c: Likewise.
1591 * ra-conflict.c: Likewise.
1593 * recog.c: Likewise.
1594 * regclass.c: Likewise.
1596 * reload.c: Likewise.
1597 * rtl-error.c: Likewise.
1598 * rtlanal.c: Likewise.
1600 * sched-rgn.c: Likewise.
1603 * target.h: Likewise.
1604 * tree-dfa.c: Likewise.
1605 * tree-eh.c: Likewise.
1606 * tree-flow-inline.h: Likewise.
1607 * tree-inline.c: Likewise.
1608 * tree-into-ssa.c: Likewise.
1609 * tree-loop-distribution.c: Likewise.
1610 * tree-nested.c: Likewise.
1611 * tree-parloops.c: Likewise.
1612 * tree-pass.h: Likewise.
1613 * tree-pretty-print.c: Likewise.
1614 * tree-profile.c: Likewise.
1615 * tree-scalar-evolution.c: Likewise.
1616 * tree-sra.c: Likewise.
1617 * tree-ssa-alias-warnings.c: Likewise.
1618 * tree-ssa-ccp.c: Likewise.
1619 * tree-ssa-coalesce.c: Likewise.
1620 * tree-ssa-dom.c: Likewise.
1621 * tree-ssa-dse.c: Likewise.
1622 * tree-ssa-forwprop.c: Likewise.
1623 * tree-ssa-live.c: Likewise.
1624 * tree-ssa-live.h: Likewise.
1625 * tree-ssa-loop-im.c: Likewise.
1626 * tree-ssa-loop-ivopts.c: Likewise.
1627 * tree-ssa-loop-niter.c: Likewise.
1628 * tree-ssa-loop-prefetch.c: Likewise.
1629 * tree-ssa-phiopt.c: Likewise.
1630 * tree-ssa-phiprop.c: Likewise.
1631 * tree-ssa-sccvn.c: Likewise.
1632 * tree-ssa-ter.c: Likewise.
1633 * tree-ssa-threadupdate.c: Likewise.
1634 * tree-ssa.c: Likewise.
1635 * tree-vect-analyze.c: Likewise.
1636 * tree-vect-transform.c: Likewise.
1637 * tree-vectorizer.c: Likewise.
1638 * tree-vn.c: Likewise.
1639 * tree-vrp.c: Likewise.
1641 * tree.def: Likewise.
1643 * unwind-dw2-fde.c: Likewise.
1644 * unwind.inc: Likewise.
1645 * value-prof.c: Likewise.
1646 * vmsdbgout.c: Likewise.
1648 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1650 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1651 always place FP constants in the TOC for TARGET_POWERPC64.
1652 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1654 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1656 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1657 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1658 enable for TARGET_E500_DOUBLE.
1659 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1660 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1661 floating-point modes like integer modes for E500 double.
1662 (rs6000_legitimate_offset_address_p): Likewise.
1663 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1664 addressing for DDmode for E500 double.
1665 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1666 modes as using 64-bits of registers for E500 double.
1667 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1668 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1669 specially for E500 double.
1670 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1671 TDmode for E500 double.
1672 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1673 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1674 (rs6000_split_multireg_move): Do not handle TDmode specially for
1676 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1677 using 64-bit registers for E500 double.
1678 (emit_frame_save): Do not handle DDmode specially for E500 double.
1679 (gen_frame_mem_offset): Likewise.
1680 (rs6000_function_value): Do not call spe_build_register_parallel
1681 for DDmode or TDmode.
1682 (rs6000_libcall_value): Likewise.
1683 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1684 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1687 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1689 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1692 2008-06-04 Junjie Gu <jgu@tensilica.com>
1694 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1695 comparison for frame pointers.
1697 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1700 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1702 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1705 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1706 register is already smaller or equal to required mode.
1708 2008-06-04 Xinliang David Li <davidxl@google.com>
1710 * tree-call-cdce.c: New file.
1711 (cond_dead_built_in_calls): New static variable.
1712 (input_domain): New struct.
1713 (check_pow): New function.
1714 (check_builtin_call): Ditto.
1715 (check_target_format): Ditto.
1716 (is_call_dce_candidate): Ditto.
1717 (gen_one_condition): Ditto.
1718 (gen_conditions_for_domain): Ditto.
1719 (get_domain): Ditto.
1720 (gen_conditions_for_pow_cst_base): Ditto.
1721 (gen_conditions_for_pow_int_base): Ditto.
1722 (gen_conditions_for_pow): Ditto.
1723 (get_no_error_domain): Ditto.
1724 (gen_shrink_wrap_conditions): Ditto.
1725 (shrink_wrap_one_built_in_call): Ditto.
1726 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1727 (tree_call_cdce): Ditto.
1728 (gate_call_cdce): Ditto.
1729 (pass_call_cdce): New gimple pass.
1730 * passes.c: (init_optimization_passes): New pass.
1731 * tree-pass.h: New pass declaration.
1732 * opts.c (decode_options): New flag setting.
1733 * common.opt: Add -ftree-builtin-call-dce flag.
1734 * Makefile.in: Add new source file.
1735 * tempvar.def: New tv_id.
1736 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1738 2008-06-04 Richard Guenther <rguenther@suse.de>
1740 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1741 (is_call_clobbered): Always check var_ann->call_clobbered.
1742 (mark_call_clobbered): Always set var_ann->call_clobbered.
1743 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1744 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1745 (reset_alias_info): Clear call clobbering info on MTAGs and
1747 (set_pt_anything): Set pt_global_mem.
1748 (create_tag_raw): Adjust comment.
1749 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1751 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1752 Maxim Kuvyrkov <maxim@codesourcery.com>
1754 * config/m68k/m68k.opt (mxgot): New option.
1755 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1756 (m68k_output_addr_const_extra): New.
1757 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1758 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1759 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1760 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1762 2008-06-04 Richard Guenther <rguenther@suse.de>
1764 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1765 negative or non-representable offsets.
1767 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/i386.c (ix86_gen_leave): New.
1770 (ix86_gen_pop1): Likewise.
1771 (ix86_gen_add3): Likewise.
1772 (ix86_gen_sub3): Likewise.
1773 (ix86_gen_sub3_carry): Likewise.
1774 (ix86_gen_one_cmpl2): Likewise.
1775 (ix86_gen_monitor): Likewise.
1776 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1777 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1778 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1779 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1780 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1781 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1782 (ix86_expand_epilogue): Updated.
1783 (print_operand): Handle integer register operand for 'z'.
1784 (ix86_expand_strlensi_unroll_1): Likewise.
1785 (ix86_expand_strlen): Likewise.
1786 (ix86_expand_builtin): Likewise.
1787 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1788 mov{q}/mov{l} and add{q}/add{l}.
1790 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1792 * config/i386/i386.md (P): New mode iterator.
1793 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1794 using P mode iterator.
1795 (DFmode push_operand splitter): Ditto.
1796 (XFmode push_operand splitter): Ditto.
1797 (DFmode float_extend SFmode push_operand splitter): Ditto.
1798 (XFmode float_extend SFmode push_operand splitter): Do not generate
1799 SImode pushes for 64bit target. Macroize Dimode and SImode
1800 pushes using P mode iterator.
1801 (XFmode float_extend DFmode push_operand splitter): Ditto.
1803 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1805 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1806 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1807 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1809 (ix86_call_abi_override): Remove check for call_used_regs.
1811 2008-06-03 Richard Guenther <rguenther@suse.de>
1813 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1814 for the lhs of calls if the return type contains pointers.
1816 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1818 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1819 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1820 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1821 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1822 of cfun and DEFAULT_ABI to deceide abi mode.
1824 (REG_PARM_STACK_SPACE): Removed.
1825 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1826 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1827 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1828 (ix86_function_abi): Likewise.
1829 (ix86_function_type_abi): Likewise.
1830 (ix86_call_abi_override): Likewise.
1831 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1832 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1833 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1834 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1836 (X86_64_REGPARM_MAX): New.
1837 (X86_64_SSE_REGPARM_MAX): New.
1838 (X64_REGPARM_MAX): New.
1839 (X64_SSE_REGPARM_MAX): New.
1840 (X86_32_REGPARM_MAX): New.
1841 (X86_32_SSE_REGPARM_MAX): New.
1842 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1843 (ix86_function_regparm): Handle user calling abi.
1844 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1845 by DEFAULT_ABI versus SYSV_ABI check.
1846 (ix86_reg_parm_stack_space): New.
1847 (ix86_function_type_abi): New.
1848 (ix86_call_abi_override): New.
1849 (ix86_function_abi): New.
1850 (ix86_cfun_abi): New.
1851 (init_cumulative_args): Call abi specific initialization.
1852 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1853 (function_arg_64): Extend SSE_REGPARM_MAX check.
1854 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1855 (ix86_pass_by_reference): Likewise.
1856 (ix86_function_value_regno_p): Likewise.
1857 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1858 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1859 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1860 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1861 (setup_incoming_varargs_64): Adjust regparm for call abi.
1862 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1863 (ix86_va_start): Likewise.
1864 (ix86_gimplify_va_arg): Likewise.
1865 (ix86_expand_prologue): Likewise.
1866 (output_pic_addr_const): Likewise.
1867 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1868 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1869 (x86_output_mi_thunk): Likewise.
1870 (x86_function_profiler): Likewise.
1871 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1872 (SYSV_ABI, MS_ABI): New constants.
1874 (init_regs): Add prototype of function in regclass.c file.
1875 (OVERRIDE_ABI_FORMAT): New.
1876 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1877 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1878 (OUTGOING_REG_PARM_STACK_SPACE): New.
1879 (ix86_reg_parm_stack_space): New prototype.
1880 (CUMULATIVE_ARGS): Add call_abi member.
1881 (machine_function): Add call_abi member.
1882 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1883 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1885 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1888 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1889 (avr_builtin_setjmp_frame_value): New function.
1890 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1891 (nonlocal_goto): Define.
1893 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1895 * config/mips/mips.c (mips_emit_loadgp): Return early if
1896 there is nothing do to, otherwise emit a blockage if
1897 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1898 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1900 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1902 * configure.ac: Drop unneeded backslash ending up in config.in.
1903 * acinclude.m4: Likewise.
1904 * config.in: Regenerate.
1906 2008-05-26 Jan Hubicka <jh@suse.cz>
1908 * predict.c (maybe_hot_frequency_p): Break out of...
1909 (maybe_hot_bb_p): ... here.
1910 (maybe_hot_edge_p): New.
1911 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1912 * basic-block.h (maybe_hot_edge_p): Declare.
1914 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1917 (*cmpfp_<mode>_cc): Ditto.
1918 (*fp_jcc_8<mode>_387): Ditto.
1919 (*fop_<MODEF:mode>_2_i387): Ditto.
1920 (*fop_<MODEF:mode>_3_i387): Ditto.
1921 (*fop_xf_2_i387): Ditto.
1922 (*fop_xf_3_i387): Ditto.
1924 2008-06-02 Tomas Bily <tbily@suse.cz>
1926 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1928 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1930 * config/mips/mips.c (mips_valid_offset_p): New function.
1931 (mips_valid_lo_sum_p): Likewise.
1932 (mips_classify_address): Use them.
1933 (mips_force_address): New function.
1934 (mips_legitimize_address): Use it.
1935 * config/mips/mips.md (MOVE128): New mode iterator.
1936 (movtf): Require TARGET_64BIT. Remove empty strings.
1937 (*movtf_internal): Rename to...
1938 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1939 of "R" and use {,fp}{load,store} attributes instead of "multi".
1940 Use a separate define_split.
1941 (*movtf_mips16): New pattern.
1943 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1945 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1946 * config/mips/mips.c (mips_expand_before_return): New function.
1947 (mips_expand_epilogue): Call it.
1948 * config/mips/mips.md (return): Turn into a define_expand.
1949 (*return): New insn.
1951 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1953 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1954 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1955 functions. Do not emit uses and clobbers of CONCATs; individually
1956 use and clobber their operands.
1957 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1958 gen_clobber, emit_use and gen_use.
1959 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1960 (expand_builtin_return): Likewise.
1961 * cfgbuild.c (count_basic_blocks): Likewise.
1962 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1963 * explow.c (emit_stack_restore): Likewise.
1964 * expmed.c (extract_bit_field_1): Likewise.
1965 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1966 (emit_move_multi_word, store_constructor): Likewise.
1967 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1968 (thread_prologue_and_epilogue_insns): Likewise.
1969 * lower-subreg.c (resolve_simple_move): Likewise.
1970 * optabs.c (widen_operand, expand_binop): Likewise.
1971 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1972 * reload.c (find_reloads): Likewise.
1973 * reload1.c (eliminate_regs_in_insn): Likewise.
1974 * stmt.c (expand_nl_goto_receiver): Likewise.
1975 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1976 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1977 * config/arm/arm.c (arm_load_pic_register): Likewise.
1978 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1979 * config/arm/arm.md (untyped_return): Likewise.
1980 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1981 * config/avr/avr.c (expand_prologue): Likewise.
1982 * config/bfin/bfin.c (do_unlink): Likewise.
1983 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1984 * config/cris/cris.c (cris_expand_prologue): Likewise.
1985 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1986 (machopic_legitimize_pic_address): Likewise.
1987 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1988 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1989 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1990 (ix86_expand_convert_uns_didf_sse): Likewise.
1991 (ix86_expand_vector_init_general): Likewise.
1992 * config/ia64/ia64.md (eh_epilogue): Likewise.
1993 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1994 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1995 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1996 (config/iq2000/iq2000.c): Likewise.
1997 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1998 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1999 (builtin_longjmp): Likewise.
2000 * config/mn10300/mn10300.md (call, call_value): Likewise.
2001 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2002 * config/pdp11/pdp11.md (abshi2): Likewise.
2003 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2004 * config/s390/s390.c (s390_emit_prologue): Likewise.
2005 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2006 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2007 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2008 * config/sh/sh.c (prepare_move_operands): Likewise.
2009 (output_stack_adjust, sh_expand_epilogue): Likewise.
2010 (sh_set_return_address, sh_expand_t_scc): Likewise.
2011 * config/sparc/sparc.c (load_pic_register): Likewise.
2012 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2013 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2014 * config/v850/v850.c (expand_epilogue): Likewise.
2016 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2018 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2019 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2020 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2021 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2022 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2023 stack pointer register.
2024 (output_movhi): Remove code for interrupt specific writing to the
2025 stack pointer register.
2027 2008-05-31 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/34244
2030 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2031 (tree_expr_nonzero_warnv_p): Likewise.
2032 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2033 ssa_name_nonnegative_p.
2034 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2035 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2036 not tree_expr_nonzero_warnv_p.
2038 PR tree-optimization/36262
2040 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2042 PR tree-optimization/34244
2043 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2044 (record_numbers_of_iterations): New function.
2045 (execute_vrp): Cache the numbers of iterations of loops.
2046 * tree-scalar-evolution.c (scev_reset_except_niters):
2048 (scev_reset): Use scev_reset_except_niters.
2049 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2051 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2053 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2054 __WORKAROUND_RETS when appropriate.
2056 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2059 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2061 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2062 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2063 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2064 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2065 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2066 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2067 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2068 *fop_df_1_sse insn patterns using MODEF mode iterator.
2069 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2070 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2071 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2072 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2073 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2074 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2075 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2076 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2077 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2078 (*fop_xf_5_i387): Ditto.
2079 (*fop_xf_6_i387): Ditto.
2081 2008-05-30 Richard Guenther <rguenther@suse.de>
2083 * builtins.c (build_string_literal): Avoid generating
2084 a non-gimple_val result.
2086 2008-05-30 DJ Delorie <dj@redhat.com>
2088 * exec-tool.in: Use an environment variable (private) instead of a
2089 file (shared) as a semaphore, so as to not break parallel builds.
2091 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2093 * optabs.c (maybe_encapsulate_block): Remove.
2094 (emit_libcall_block): Adjust accordingly.
2095 * optabs.h (maybe_encapsulate_block): Remove prototype.
2097 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2098 Don't use maybe_encapsulate_block.
2100 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2102 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2103 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2104 rtx is a SYMBOL_REF before calling get_pool_constant.
2106 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2108 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2110 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2112 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2113 rather than OS names to choose INO_T_EQ definition.
2114 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2115 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2117 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2120 * config/darwin-f.c: New.
2121 * config/t-darwin: Added rule to build darwin-f.o.
2122 * config.gcc: Defined new variable, fortran_target_objs.
2123 (*-*-darwin*): Set fortran_target_objs.
2124 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2125 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2126 * configure: Regenerated.
2128 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2131 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2132 canonical type if needed.
2134 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2136 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2138 2008-05-29 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/36343
2141 PR tree-optimization/36346
2142 PR tree-optimization/36347
2143 * tree-flow.h (clobber_what_p_points_to): Declare.
2144 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2145 pointed-to variable is dereferenced is irrelevant to whether
2146 the pointer can access the pointed-to variable.
2147 (clobber_what_p_points_to): New function.
2148 * tree-ssa-alias.c (set_initial_properties): Use it.
2149 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2150 call clobber check for NMTs.
2152 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2154 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2155 for printing gcov_type.
2157 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2159 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2160 and the eh region information.
2161 * value-prof.c (gimple_move_stmt_histograms): New function.
2162 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2164 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2166 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2168 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2170 * value-prof.c (tree_ic_transform): Print counts.
2171 * tree-profile.c (tree_gen_ic_func_profiler):
2172 Clear __gcov_indreict_call_callee variable to avoid misattribution
2175 2008-05-28 Rafael Espindola <espindola@google.com>
2177 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2180 2008-05-28 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/36339
2183 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2184 and clobbering code out of the loop.
2186 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2188 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2191 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2192 s390_contiguous_bitmask_p, s390_symref_operand_p,
2193 s390_check_symref_alignment, s390_reload_larl_operand,
2194 s390_reload_symref_address): New functions.
2195 (s390_branch_condition_mnemonic): Support compare and branch
2197 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2198 and 'W' constraints.
2199 (s390_secondary_reload): Add secondary reloads for unaligned
2200 symbol refs or symbol refs to floating point or QI/TI mode
2202 (legitimate_address_p): Accept symbol references as addresses.
2203 (s390_expand_insv): Use rotate and insert selected bits
2204 instruction for insv when building for z10.
2205 (print_operand_address): Handle symbol ref addresses.
2206 (print_operand): Output modifier 'c' added for signed byte values.
2207 (s390_encode_section_info): Mark symbol refs with
2208 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2210 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2211 (length attribute): RRF, RRR have 4 byte length.
2212 (FPALL, INTALL): New mode iterators added.
2213 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2214 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2215 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2216 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2217 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2218 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2219 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2220 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2222 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2223 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2224 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2225 reload<INTALL:mode><P:mode>_toreg_z10,
2226 reload<FPALL:mode><P:mode>_tomem_z10,
2227 reload<FPALL:mode><P:mode>_toreg_z10,
2228 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2229 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2230 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2231 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2233 (movmem, clrmem, cmpmem): New splitters added.
2235 * config/s390/predicates.md (larl_operand): Use
2236 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2237 SYMBOL_REF_ALIGN1_P.
2238 (s390_signed_integer_comparison,
2239 s390_unsigned_integer_comparison): New predicates.
2241 * config/s390/s390-protos.h (s390_check_symref_alignment,
2242 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2243 s390_reload_symref_address,
2244 s390_compare_and_branch_condition_mask): Prototypes added.
2246 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2247 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2248 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2250 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2252 * config/s390/s390.c (z10_cost): New cost function for z10.
2253 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2254 (s390_issue_rate): Adjust issue rate for z10.
2255 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2256 (processor_flags): Add PF_Z10.
2257 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2258 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2259 * gcc/config.gcc: Add z10.
2261 2008-05-28 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/36291
2264 * tree-flow. h (struct gimple_df): Remove var_anns member.
2265 * tree-flow-inline.h (gimple_var_anns): Remove.
2266 (var_ann): Simplify.
2267 * tree-dfa.c (create_var_ann): Simplify.
2268 (remove_referenced_var): Clear alias info from var_anns of globals.
2269 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2270 (delete_tree_ssa): Clear alias info from var_anns of globals.
2271 Do not free var_anns.
2272 (var_ann_eq): Remove.
2273 (var_ann_hash): Likewise.
2275 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2277 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2278 and loongson2f entries.
2279 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2280 * config/mips/mips.h (processor_type): Add Loongson-2E
2281 and Loongson-2F entries.
2282 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2283 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2284 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2285 * doc/invoke.texi (MIPS Options): Document loongson2e
2286 and loongson2f processor names.
2288 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2292 * config/i386/i386.c (ix86_function_arg_boundary): Use
2293 alignment of canonical type.
2294 (ix86_expand_vector_move): Check unaligned memory access for
2297 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2299 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2300 Moved to the front of file.
2302 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2303 H.J. Lu <hongjiu.lu@intel.com>
2305 * dwarf2out.c (current_fde): New.
2307 (lookup_cfa:): Likewise.
2308 (dwarf2out_end_epilogue): Likewise.
2309 (dwarf2out_note_section_used): Likewise.
2311 2008-05-27 Michael Matz <matz@suse.de>
2314 * c.opt (Wenum-compare): New warning option.
2315 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2317 2008-05-27 Michael Matz <matz@suse.de>
2320 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2322 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2323 into memory as tail calls.
2325 2008-05-27 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/36339
2328 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2329 pointers cause all addressable variables to be call clobbered.
2331 2008-05-27 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/36245
2334 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2336 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2338 * config/s390/s390.md: Replace all occurences of the 'm'
2339 constraint with 'RT'.
2341 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2343 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2345 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2347 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2348 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2349 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2351 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2353 * reload.c: (find_reloads): Skip alternatives according to the
2354 "enabled" attribute. Constify the constraint variable.
2355 * recog.c (get_attr_enabled): Add default implementation.
2356 (extract_insn): Set the alternative_enabled_p array
2357 in the recog_data struct.
2358 (preprocess_constraints, constrain_operands): Skip
2359 alternatives according to the "enabled" attribute
2360 * recog.h (struct recog_data): New field alternative_enabled_p.
2361 (skip_alternative): New inline function.
2362 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2363 (record_reg_classes): Skip alternative according to the
2364 "enabled" attribute.
2366 * doc/md.texi: Add documention for the "enabled" attribute.
2368 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2370 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2371 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2372 constraint with TARGET_MEM_CONSTRAINT.
2373 * recog.c (asm_operand_ok, preprocess_constraints,
2374 constrain_operands): Likewise.
2375 * regclass.c (record_reg_classes): Likewise.
2376 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2377 * reload1.c (maybe_fix_stack_asms): Likewise.
2378 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2379 * recog.h: Adjust comment.
2380 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2381 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2382 * doc/md.texi: Add a note to description of 'm' constraint.
2383 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2385 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2387 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2388 that the bitfield is of integral type before testing its precision.
2390 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2391 Sa Liu <saliu@de.ibm.com>
2393 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2394 __modti3, __udivti3, __umodti3 and __udivmodti4.
2395 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2396 that implement TImode mul and div functions.
2397 * config/spu/multi3.c: New. Implement __multi3.
2398 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2399 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2402 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2404 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2405 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2406 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2407 tls_sysv_suffix): New mode and mode attribute iterators.
2408 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2409 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2410 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2411 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2412 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2415 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2417 PR tree-optimization/36329
2418 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2419 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2420 * cgraphbuild.c (initialize_inline_failed): Use the latter
2421 macro in lieu of the former.
2422 * ipa-inline.c (cgraph_mark_inline): Likewise.
2423 (cgraph_decide_inlining_of_small_function): Likewise.
2424 (cgraph_decide_inlining): Likewise.
2425 (cgraph_decide_inlining_incrementally): Likewise.
2427 2008-05-26 Tristan Gingold <gingold@adacore.com>
2428 Anatoly Sokolov <aesok@post.ru>
2430 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2431 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2432 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2433 optimization for 'avr6' architecture.
2435 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2438 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2440 2008-05-26 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2443 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2445 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2448 * caller-save.c (insert_restore): Verify alignment of spill space.
2449 (insert_save): Likewise.
2450 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2451 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2452 (STACK_SLOT_ALIGNMENT): Likewise.
2453 * function.c (LOCAL_ALIGNMENT): Removed.
2454 (get_stack_local_alignment): New.
2455 (assign_stack_local): Use it. Set alignment on stack slot.
2456 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2457 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2458 (STACK_SLOT_ALIGNMENT): New.
2459 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2460 stack slot in XFmode.
2462 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2464 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2467 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2468 argument operand in rax isn't removed.
2470 2008-05-26 Richard Guenther <rguenther@suse.de>
2473 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2474 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2476 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2479 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2481 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2483 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2484 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2486 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2488 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2489 build a trampoline if we don't want one.
2490 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2491 return zero for nested functions if we don't want a trampoline.
2493 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2495 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2497 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2500 * c.opt: Removed undocumented option '-lang-fortran'.
2501 * c-common.h: Removed global variable 'lang_fortran'.
2502 * c-opts.c (c_common_handle_option): Removed code to handle
2503 option '-lang-fortran'. Updated includes.
2504 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2505 definition of '__GFORTRAN__'.
2506 (define__GNUC__): Reimplemented to use BASEVER and
2507 cpp_define_formatted.
2508 (builtin_define_with_value_n): Removed.
2509 * c-incpath.h: Renamed to ...
2510 * incpath.h: ... this.
2511 * c-incpath.c: Renamed to ...
2512 * incpath.c: ... this. Updated includes.
2513 * fix-header.c: Updated includes.
2514 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2515 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2516 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2518 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2520 * tree.h: Update the table of flags used on tree nodes.
2521 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2522 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2523 (FORCED_LABEL): Add access check.
2524 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2525 (ASM_INPUT_P): Likewise.
2526 (ASM_VOLATILE_P): Likewise.
2527 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2528 (OMP_SECTION_LAST): Access private_flag directly.
2529 (OMP_RETURN_NOWAIT): Likewise.
2530 (OMP_PARALLEL_COMBINED): Likewise.
2531 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2532 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2533 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2534 deprecated_flag directly.
2536 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2538 * final.c (frame_pointer_needed): Removed.
2539 * flags.h (frame_pointer_needed): Likewise.
2541 * function.h (rtl_data): Add frame_pointer_needed.
2542 (frame_pointer_needed): New.
2544 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2546 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2548 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2550 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2553 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2555 * c-common.c (strip_array_types): Move function to..
2557 (get_inner_array_type): Delete.
2558 * c-common.h (strip_array_types): Move declaration to..
2560 (get_inner_array_type): Delete.
2561 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2562 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2563 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2564 * config/pa/pa.c (emit_move_sequence): Likewise.
2566 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2571 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2573 * function.c: Include target hook for nonlocal_goto frame value.
2575 2008-05-24 Richard Guenther <rguenther@suse.de>
2577 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2578 variable can be only accessed through a pointer or a union.
2580 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2582 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2583 * doc/extend.texi: Likewise.
2585 2008-05-23 DJ Delorie <dj@redhat.com>
2587 * config/m32c/jump.md (untyped_call): Add.
2589 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2591 (m32c_address_cost): Detail costs for indirect offsets.
2593 2008-05-23 Rafael Espindola <espindola@google.com>
2595 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2596 if a node is a SUBREG.
2597 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2600 2008-05-23 Paul Brook <paul@codesourcery.com>
2601 Carlos O'Donell <carlos@codesourcery.com>
2603 * doc/extend.texi: Clarify use of __attribute__((naked)).
2604 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2605 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2606 * function.c (use_register_for_decl): Use
2607 targetm.calls.allocate_stack_slots_for_args.
2608 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2609 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2610 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2612 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2614 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2616 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2618 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2619 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2620 is only rounded once.
2622 2008-05-23 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2626 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2627 Jakub Jelinek <jakub@redhat.com>
2630 * configure.ac: Handle --enable-cld.
2631 * configure: Regenerated.
2632 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2633 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2634 (ix86_current_function_needs_cld): New define.
2635 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2636 (cld): New isns pattern.
2637 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2638 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2639 * config/i386/i386.opt (mcld): New option.
2640 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2641 TARGET_CLD and ix86_current_function_needs_cld.
2642 (override_options): Use -mcld by default for 32-bit code if
2645 * doc/install.texi (Options specification): Document --enable-cld.
2646 * doc/invoke.texi (Machine Dependent Options)
2647 [i386 and x86-64 Options]: Add -mcld option.
2648 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2650 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2651 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2652 (return_in_memory_64): Likewise.
2653 (return_in_memory_ms_64): Likewise.
2655 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2657 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2658 * builtins.c (fold_builtin_fpclassify): New.
2659 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2660 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2661 * c-common.c (handle_type_generic_attribute): Adjust to accept
2662 fixed arguments before an elipsis.
2663 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2664 * doc/extend.texi: Document __builtin_fpclassify.
2666 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2668 * omp-low.c (gate_expand_omp_ssa): Remove.
2669 (pass_expand_omp_ssa): Remove.
2670 (gate_expand_omp): Do not check for flag_openmp_ssa.
2671 * common.opt (-fopenmp-ssa): Remove.
2672 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2674 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2676 * config/sh/sh.opt (mfixed-range): New option.
2677 * config/sh/sh-protos.h (sh_fix_range): Declare.
2678 * config/sh/sh.c (sh_fix_range): New function.
2679 * config/sh/sh.h (sh_fixed_range_str): Declare.
2680 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2682 * doc/invoke.texi (SH Options): Document -mfixed-range.
2684 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2686 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2687 it before the redeclaration.
2689 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2691 * config/avr/avr.c (get_sequence_length): Add new function.
2692 (expand_prologue, expand_epilogue): Remove duplicate code.
2694 2008-05-22 Rafael Espindola <espindola@google.com>
2696 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2699 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2701 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2702 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2704 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2705 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2706 (vect_update_misalignment_for_peel): Likewise.
2707 (vector_alignment_reachable_p): Likewise.
2708 * tree-vect-transform.c (vectorizable_load): Likewise.
2709 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2710 (get_vectype_for_scalar_type): Pass mode of scalar_type
2711 to UNITS_PER_SIMD_WORD.
2713 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2714 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2715 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2716 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2717 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2719 2008-05-22 Ira Rosen <irar@il.ibm.com>
2721 PR tree-optimization/36293
2722 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2723 if the first load must be skipped because of a gap.
2725 2008-05-22 Richard Guenther <rguenther@suse.de>
2727 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2728 more cases of offset disambiguation that is possible if
2729 strict-aliasing rules apply.
2730 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2731 for basic offset and type-based disambiguation.
2733 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2735 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2736 ix86_expand_vector_set on V16QImode for SSE4.1.
2738 2008-05-21 Tom Tromey <tromey@redhat.com>
2740 * c.opt (Wimport): Mark as undocumented.
2741 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2743 (Warning Options): Likewise.
2744 * doc/cppopts.texi: Don't mention -Wimport.
2746 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2748 PR tree-optimization/36287
2749 PR tree-optimization/36286
2750 * lambda-code.c (build_access_matrix): Do not use the loop->num
2751 for computing the number of induction variables: use the loop depth
2754 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2757 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2758 option -f(no-)leading-underscore.
2760 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2762 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2763 GET_MODE_NUNITS (mode).
2765 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2767 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2768 (-mmulhw): Add 464 to description.
2769 (-mdlmzb): Likewise.
2770 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2771 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2773 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2774 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2775 * config/rs6000/rs6000.md: Update comments for 464.
2777 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2779 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2781 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2783 * config/i386/sse.md (vec_extractv4sf): Removed.
2784 (vec_extractv2df): Likewise.
2785 (vec_extractv2di): Likewise.
2786 (vec_extractv4si): Likewise.
2787 (vec_extractv8hi): Likewise.
2788 (vec_extractv16qi): Likewise.
2789 (vec_extract<mode>): New.
2791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2793 * config/i386/sse.md (vec_setv4sf): Removed.
2794 (vec_setv2df): Likewise.
2795 (vec_setv2di): Likewise.
2796 (vec_setv4si): Likewise.
2797 (vec_setv8hi): Likewise.
2798 (vec_setv16qi): Likewise.
2799 (vec_set<mode>): New.
2801 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2803 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2804 goto for vec_concat and vec_interleave.
2806 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2808 * config/i386/sse.md (vec_initv4sf): Removed.
2809 (vec_initv2df): Likewise.
2810 (vec_initv2di): Likewise.
2811 (vec_initv4si): Likewise.
2812 (vec_initv8hi): Likewise.
2813 (vec_initv16qi): Likewise.
2814 (vec_init<mode>): New.
2816 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2818 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2820 2008-05-21 Tom Tromey <tromey@redhat.com>
2822 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2823 (zone_find_object_offset): Likewise.
2824 (gt_ggc_m_S): Likewise.
2825 (highest_bit): Likewise.
2826 * ggc-page.c (gt_ggc_m_S): New function.
2827 * stringpool.c (string_stack): Remove.
2828 (init_stringpool): Update.
2829 (ggc_alloc_string): Use ggc_alloc.
2830 (maybe_delete_ident): New function.
2831 (ggc_purge_stringpool): Likewise.
2832 (gt_ggc_m_S): Remove.
2833 * ggc-common.c (ggc_protect_identifiers): New global.
2834 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2835 ggc_protect_identifiers.
2836 * ggc.h (ggc_protect_identifiers): Declare.
2837 (gt_ggc_m_S): Update.
2838 (ggc_purge_stringpool): Declare.
2839 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2840 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2842 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2844 2008-05-21 David S. Miller <davem@davemloft.net>
2846 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2849 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2851 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2854 2008-05-20 David Daney <ddaney@avtrex.com>
2856 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2857 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2858 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2859 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2860 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2861 (atomic_hiqi_op): New define_code_iterator.
2862 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2863 mips_expand_compare_and_swap_12.
2864 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2865 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2866 (sync_<optab><mode>, sync_old_<optab><mode>,
2867 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2868 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2869 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2870 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2871 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2872 (test_and_set_12): New insn.
2873 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2874 sync_new_<optab><mode>, sync_old_nand<mode>,
2875 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2876 clobber to operand 0 for SI and DI mode insns.
2877 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2878 mips_gen_fn_4): New typedefs.
2879 (mips_gen_fn_ptrs): Define new union type.
2880 (mips_expand_compare_and_swap_12): Remove declaration.
2881 (mips_expand_atomic_qihi): Declare function.
2882 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2883 (mips_expand_atomic_qihi): ... this. Use new generator function
2885 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2886 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2887 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2888 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2889 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2890 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2891 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2892 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2893 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2894 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2897 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2899 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2902 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2904 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2905 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2906 (avr_attribute_table): Add 'OS_main' function attribute.
2907 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2908 functions with 'OS_main' attribute.
2910 2008-05-20 Richard Guenther <rguenther@suse.de>
2912 PR tree-optimization/35204
2913 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2914 helper, split out from ...
2915 (DFS): ... here. Make the DFS walk non-recursive.
2917 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2918 Jan Sjodin <jan.sjodin@amd.com>
2920 PR tree-optimization/36181
2921 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2922 (parallelize_loops): Don't parallelize when the loop has vector
2925 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2926 Sebastian Pop <sebastian.pop@amd.com>
2928 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2929 matrix, and never look at the tree representation of the memory
2931 (linear_transform_loops): Computes parameters and access matrices.
2932 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2934 (access_matrix_get_index_for_parameter): New.
2935 * tree-data-ref.h (struct access_matrix): New.
2936 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2937 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2938 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2939 am_vector_index_for_loop): New.
2940 (struct data_reference): Add field access_matrix.
2941 (DR_ACCESS_MATRIX): New.
2942 (compute_data_dependences_for_loop): Update declaration.
2943 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2944 * lambda.h (lambda_vector_vec_p): Declared.
2945 * lambda-code.c: Depend on pointer-set.h.
2946 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2947 av_for_af_base, av_for_af, build_access_matrix,
2948 lambda_compute_access_matrices): New.
2949 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2951 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2953 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2956 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2957 Sebastian Pop <sebastian.pop@amd.com>
2959 PR tree-optimization/36206
2960 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2962 (instantiate_scev_1): Rename flags to fold_conversions.
2963 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2964 outeside instantiation_loop.
2965 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2966 (evolution_function_is_affine_or_constant_p): Removed.
2967 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2969 (analyze_siv_subscript): Pass in the loop nest number.
2970 Call evolution_function_is_affine_in_loop instead of
2971 evolution_function_is_affine_p.
2972 (analyze_overlapping_iterations): Pass in the loop nest number.
2974 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2975 Sebastian Pop <sebastian.pop@amd.com>
2977 PR tree-optimization/36206
2978 * tree-chrec.h (chrec_fold_op): New.
2979 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2982 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2984 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2986 (remove_duplicates): Do not set inode on non-inode systems.
2989 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2991 * config.gcc (tm_file): Update comments about relative pathnames.
2993 2008-05-20 Richard Guenther <rguenther@suse.de>
2995 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2996 * tree-ssa-sccvn.c (process_scc): Likewise.
2997 * tree-ssa-sink.c (execute_sink_code): Likewise.
2998 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2999 * tree-vrp.c (process_assert_insertions): Likewise.
3000 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3001 (perform_tree_ssa_dce): Likewise.
3002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3003 (dump_dominator_optimization_stats): Likewise.
3004 * tree-vectorizer.c (vectorize_loops): Likewise.
3006 2008-05-20 Richard Guenther <rguenther@suse.de>
3008 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3010 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3012 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3013 (ix86_i386elf_return_in_memory): Likewise.
3014 (ix86_i386interix_return_in_memory): Likewise.
3015 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3016 (SUBTARGET_RETURN_IN_MEMORY): New.
3017 * config/i386/i386elf.h: Likewise.
3018 * config/i386/ptx4-i.h: Likewise.
3019 * config/i386/sol2-10.h: Likewise.
3020 * config/i386/sysv4.h: Likewise.
3021 * config/i386/vx-common.h: Likewise.
3022 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3023 * config/i386/i386.c (ix86_return_in_memory): Made static and
3024 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3025 (ix86_i386elf_return_in_memory): Removed.
3026 (ix86_i386interix_return_in_memory): Removed.
3027 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3028 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3030 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3032 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3034 2008-05-19 Xinliang David Li <davidxl@google.com>
3036 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3038 * common.opt: Ditto.
3039 * doc/invoke.texi: Ditto.
3041 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3043 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3044 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3046 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3049 sizes of operand array from 8/4 to 4/2.
3050 (ix86_expand_vector_init_general): Change size of operand array
3051 from 32 to 16. Remove op0, op1 and half_mode.
3053 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3055 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3056 (ix86_expand_vector_init_interleave): Likewise.
3057 (ix86_expand_vector_init_general): Use them. Assert
3058 word_mode == SImode when n_words == 4.
3060 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.c (ix86_secondary_reload): New static function.
3063 (TARGET_SECONDARY_RELOAD): New define.
3064 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3065 * config/i386/i386.md (reload_outqi): Remove.
3067 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3071 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3072 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3073 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3074 (fold_builtin_1): Likewise.
3075 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3076 c-common.c (check_builtin_function_arguments): Handle
3077 BUILT_IN_ISINF_SIGN.
3078 * doc/extend.texi: Document __builtin_isinf_sign.
3079 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3081 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3083 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3084 EH cleanup at the end of the pass, search for those that have been
3085 turned into forwarder blocks and do the cleanup on their successor.
3087 2008-05-18 Richard Guenther <rguenther@suse.de>
3089 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3090 pointers to sizetype and vice versa.
3092 2008-05-18 Xinliang David Li <davidxl@google.com>
3094 * gcc/tree-ssa-dce.c: Coding style fix.
3095 (check_pow): Documentation comment.
3096 (check_log): Documenation comment. Coding style fix.
3097 (is_unnecessary_except_errno_call): Ditto.
3098 (gen_conditions_for_pow): Ditto.
3099 (gen_conditions_for_log): Ditto.
3100 (gen_shrink_wrap_conditions): Ditto.
3101 (shrink_wrap_one_built_in_calls): Ditto.
3102 * gcc/doc/invoke.texi: Better documentation string.
3103 * ChangeLog: Fix wrong change log entries from
3104 May 17 checkin on function call DCE.
3106 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3108 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3110 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3112 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3113 * df-problems.c (simulation routines): Fixed block comment to
3114 properly say how to add forwards scanning functions.
3116 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3118 * tree-inline.c (setup_one_parameter): Remove dead code.
3120 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3122 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3123 a BIT_AND_EXPR only for an INTEGER_TYPE.
3125 2008-05-17 Xinliang David Li <davidxl@google.com>
3127 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3128 (check_pow, check_log, is_unnecessary_except_errno_call): New
3129 functions to check for eliminating math functions that are pure
3130 except for setting errno.
3131 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3132 general condition expressions for shrink-wrapping pow/log calls.
3133 (gen_shrink_wrap_conditions): Ditto.
3134 (shrink_wrap_one_built_in_call): Ditto.
3135 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3136 (mark_operand_necessary): If debugging, output if OP is necessary.
3137 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3139 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3141 * gcc/common.opt: New user flag -ftree-builtin-dce.
3142 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3144 2008-05-16 David S. Miller <davem@davemloft.net>
3146 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3147 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3149 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3152 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3154 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3156 * ifcvt.c (dead_or_predicable): Rename
3157 df_simulate_one_insn_backwards to df_simulate_one_insn.
3158 * recog.c (peephole2_optimize): Ditto.
3159 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3161 * df.h: Rename df_simulate_one_insn_backwards to
3162 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3163 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3164 scanning of defs and uses.
3165 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3166 (df_simulate_one_insn_forwards): Removed.
3168 2008-05-16 Doug Kwan <dougkwan@google.com>
3170 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3172 (real_from_string): Handle NaNs and Inf as approriate.
3174 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3176 * doc/gty.texi (Source Files Containing Type Information): Note
3177 that headers should appear first in the gtfiles list.
3179 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3181 * tree.def (COND_EXEC): Properly documented this code.
3183 2008-05-16 Diego Novillo <dnovillo@google.com>
3185 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3186 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3189 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3191 * tree-ssa-dse (max_stmt_uid): Removed.
3192 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3193 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3194 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3195 * function.h (cfun.last_stmt_uid): New field.
3196 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3197 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3199 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3200 (create_stmt_ann): Initialize the ann->uid field.
3201 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3203 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3205 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3207 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3208 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3209 (init_empty_tree_cfg): Call it.
3211 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3213 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3216 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3218 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3219 * tree-dump.c (dump_options): New verbose option.
3220 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3222 * tree-pass.h (TDF_VERBOSE): New dump flag.
3223 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3224 (tree-flow.h): Added include.
3225 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3227 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3229 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3231 From Jie Zhang <jie.zhang@analog.com>
3232 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3233 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3234 mcpu=bf561-none and mcpu=bf561-0.2.
3235 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3236 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3237 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3238 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3239 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3240 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3241 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3243 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3244 (cputype_selected): Remove.
3245 (bfin_handle_option): Don't use cputype_selected.
3246 (override_options): When no mcpu option, enable all workarounds.
3247 Don't use bfin_workarounds.
3248 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3250 (DEFAULT_CPU_TYPE): Don't define.
3252 2008-05-16 Richard Guenther <rguenther@suse.de>
3254 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3255 on deletion of the last stmt.
3257 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3259 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3260 V8HImode for SSE2 and V16QImode for SSE4.1.
3262 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3264 * cgraph.h (compute_inline_parameters): Made public.
3265 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3266 variable_generate_summary, function_write_summary,
3267 variable_write_summary, variable_read_summary. Added generate_summary,
3268 write_summary, read_summary.
3269 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3270 pass_ipa_inline.function_generate_summary, to
3271 compute_inline_parameters.
3272 * ipa-inline.c (compute_inline_parameters): Made public and added
3274 (compute_inline_parameters_for_current): New function.
3275 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3276 (inline_generate_summary): Removed parameter and made to loop over
3278 (pass_ipa_inline): Updated for new IPA_PASS structure.
3279 * passes.c (execute_ipa_summary_passes): Now is called once per
3280 pass rather than once per node*pass.
3282 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3284 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3285 avr_have_mul_p, avr_asm_only_p): Remove variables.
3286 (avr_override_options): Remove initialization of removed variables.
3287 (avr_file_start): Convert removed variables to fields of
3288 'struct base_arch_s *avr_current_arch'.
3289 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3290 (AVR_HAVE_MUL): (Ditto.).
3291 (AVR_HAVE_MOVW): (Ditto.).
3292 (AVR_HAVE_LPMX): (Ditto.).
3293 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3294 avr_asm_only_p): Remove declaration.
3296 2008-05-15 Diego Novillo <dnovillo@google.com>
3298 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3299 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3301 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3304 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3305 Don't call record_truncated_value from here.
3306 (record_truncated_value): Turn it into a for_each_rtx callback.
3307 (record_truncated_values): New function.
3308 (combine_instructions): Call note_uses with record_truncated_values.
3309 Change name of check_conversion to check_promoted_subreg.
3311 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3313 * doc/sourcebuild.texi: Document support for torture tests.
3315 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3318 to alternative 4 of operand 2.
3320 2008-05-15 Richard Guenther <rguenther@suse.de>
3322 * tree-pass.h (current_pass): Declare.
3323 (get_pass_for_id): Likewise.
3324 * passes.c (passes_by_id, passes_by_id_size): New globals.
3325 (set_pass_for_id): New function.
3326 (get_pass_for_id): Likewise.
3327 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3328 (execute_function_todo): Flush per function statistics.
3329 * toplev.c (compile_file): Init statistics.
3330 (general_init): Do early statistics initialization.
3331 (finalize): Finish statistics.
3332 * statistics.h (statistics_early_init): Declare.
3333 (statistics_init): Likewise.
3334 (statistics_fini): Likewise.
3335 (statistics_fini_pass): Likewise.
3336 (statistics_counter_event): Likewise.
3337 (statistics_histogram_event): Likewise.
3338 * statistics.c: New file.
3339 * Makefile.in (OBJS-common): Add statistics.o.
3340 (statistics.o): Add dependencies.
3341 * doc/invoke.texi (-fdump-statistics): Document.
3343 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3345 (execute_pre): Use statistics_counter_event.
3346 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3347 (substitute_and_fold): Increment it. Use statistics_counter_event.
3349 2008-05-15 Diego Novillo <dnovillo@google.com>
3351 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3353 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3354 * tree-ssa-alias.c (new_type_alias): Remove references to
3355 sub-variables from comment.
3356 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3358 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3360 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3361 attribute to 1 only for insertps alternative.
3363 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3365 * config/bfin/bfin.md (loadbytes): New pattern.
3366 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3367 (bfin_init_builtins): Initialize it.
3368 (bdesc_1arg): Add it.
3370 2008-05-15 Sa Liu <saliu@de.ibm.com>
3372 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3373 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3374 * testsuite/lib/target-supports.exp: Add
3375 check_effective_target_fortran_integer_16.
3377 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3379 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3380 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3381 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3382 (TARGET_RETURN_IN_MEMORY): Define.
3384 2008-05-15 Richard Guenther <rguenther@suse.de>
3387 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3388 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3389 represent unmodifiable vars.
3391 2008-05-15 Richard Guenther <rguenther@suse.de>
3393 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3394 INDIRECT_REF and TARGET_MEM_REF.
3395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3398 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3399 H.J. Lu <hongjiu.lu@intel.com>
3401 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3402 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3403 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3404 insn alternatives. Add missing alternatives.
3405 (*vec_concatv2di_rex64_sse4_1): Likewise.
3406 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3407 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3410 2008-05-15 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/36009
3413 PR tree-optimization/36204
3414 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3415 (determine_invariantness_stmt): Record the loop a store is
3417 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3420 2008-05-15 Richard Guenther <rguenther@suse.de>
3422 PR tree-optimization/34330
3423 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3424 through the pointer will alias the SMT.
3426 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3428 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3430 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3434 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3435 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3437 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3438 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3439 (vashl_optab): New optab for vector/vector shifts.
3440 (vashr_optab): Ditto.
3441 (vlshr_optab): Ditto.
3442 (vrotl_optab): Ditto.
3443 (vrotr_optab): Ditto.
3444 (optab_subtype): New enum for optab_for_tree_code call.
3445 (optab_for_tree_code): Add enum optab_subtype argument.
3447 * optabs.c (optab_for_tree_code): Take an additional argument to
3448 distinguish between a vector shift by a scalar and vector shift by
3449 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3450 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3451 vector shift by a vector.
3452 (expand_widen_pattern_expr): Pass additional argument to
3453 optab_for_tree_code.
3455 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3456 vrotl_optab, vrotr_optab.
3458 * expr.c (expand_expr_real_1): Update calls to
3459 optab_for_tree_code to distinguish between vector shifted by a
3460 scalar and vector shifted by a vector.
3461 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3462 (supportable_narrowing_operation): Ditto.
3463 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3464 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3465 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3466 (vect_create_epilog_for_reduction): Ditto.
3467 (vectorizable_reduction): Ditto.
3468 (vectorizable_operation): Ditto.
3469 (vect_strided_store_supported): Ditto.
3470 (vect_strided_load_supported): Ditto.
3471 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3472 * expmed.c (expand_shift): Ditto.
3474 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3476 (ashr@var{m}3): Ditto.
3477 (vashl@var{m}3): Document new vector/vector shift standard name.
3478 (vashr@var{m}3): Ditto.
3479 (vlshr@var{m}3): Ditto.
3480 (vrotl@var{m}3): Ditto.
3481 (vrotr@var{m}3): Ditto.
3483 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3484 (PPERM_INVERT): Ditto.
3485 (PPERM_REVERSE): Ditto.
3486 (PPERM_REV_INV): Ditto.
3487 (PPERM_ZERO): Ditto.
3488 (PPERM_ONES): Ditto.
3489 (PPERM_SIGN): Ditto.
3490 (PPERM_INV_SIGN): Ditto.
3491 (PPERM_SRC1): Ditto.
3492 (PPERM_SRC2): Ditto.
3494 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3495 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3496 allows a memory operand to be the value being added, and split it
3497 to improve vectorization.
3498 (sse5_pmacsdqh_mem): Ditto.
3499 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3500 (sse5_mulv2div2di3_high): Ditto.
3501 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3502 (vec_pack_trunc_v4si): Ditto.
3503 (vec_pack_trunc_v2di): Ditto.
3504 (sse5_pcmov_<mode>): Remove code that tried to use use
3505 andps/andnps instead of pcmov.
3506 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3507 pmacsdqh instructions.
3508 (vec_widen_smult_lo_v4si): Ditto.
3510 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3511 (PPERM_INVERT): Ditto.
3512 (PPERM_REVERSE): Ditto.
3513 (PPERM_REV_INV): Ditto.
3514 (PPERM_ZERO): Ditto.
3515 (PPERM_ONES): Ditto.
3516 (PPERM_SIGN): Ditto.
3517 (PPERM_INV_SIGN): Ditto.
3518 (PPERM_SRC1): Ditto.
3519 (PPERM_SRC2): Ditto.
3520 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3522 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3524 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3525 says ignore whether the last reference is a memory operand.
3527 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3528 Paolo Bonzini <bonzini at gnu dot org>
3530 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3533 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3534 (vlshr<mode>3): Rename from vlshr<mode>3.
3535 (vashr<mode>3): Rename from vashr<mode>3.
3536 (mulv4sf3): Change the names of vector shift patterns.
3540 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3543 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3568 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3569 (floatunssidf2_internal): Change vector/vector shift names.
3570 (floatunsdidf2_internal): Ditto.
3577 (vashl<mode>3): Rename from ashl<mode>3.
3578 (vashr<mode>3): Rename from ashr<mode>3.
3579 (vlshr<mode>3): Rename from lshr<mode>3.
3580 (vrotl<mode>3): Rename from rotl<mode>3.
3582 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3585 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3586 multiply gives the wrong value when doing widening multiplies.
3587 (vec_widen_smult_lo_v4si): Ditto.
3589 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3591 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3592 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3593 emit_library_call_value.
3594 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3595 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3596 * calls.c (initialize_argument_information, precompute_arguments,
3597 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3598 (precompute_arguments): Removed flags parameter.
3599 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3601 2008-05-14 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3604 Make sure to register the store if the use is a PHI_NODE.
3606 2008-05-14 Olivier Hainque <hainque@adacore.com>
3608 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3609 memory if the component is to be referenced in BLKmode according
3610 to get_inner_reference.
3612 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3614 * calls.c (emit_library_call_value_1): Restore code clearing
3615 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3617 2008-05-14 Olivier Hainque <hainque@adacore.com>
3618 Nicolas Roche <roche@adacore.com>
3620 * configure.ac: Add support for a "gcc_subdir" variable in
3621 config-lang.in, to denote a subdirectory where the language/GCC
3622 integration files are to be found.
3623 * configure: Regenerate.
3625 2008-05-14 Ira Rosen <irar@il.ibm.com>
3627 PR tree-optimization/36098
3628 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3629 value for the first load in the group in case of a gap.
3630 (vect_build_slp_tree): Check that there are no gaps in loads.
3632 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3634 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3635 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3636 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3637 emit_insn and remove unneeded code to construct extra args.
3638 (emit_no_conflict_block): Removed.
3639 * optabls.h: (emit_no_conflict_block): Removed.
3640 * cse.c (cse_extended_basic_block): Remove search for
3641 REG_NO_CONFLICT note.
3642 * global.c: Removed incorrect comment added in revision 117.
3643 * expr.c (convert_move): Change call to emit_no_conflict_block to
3645 * recog.c: Change comments so that they do not mention
3647 * local_alloc.c (combine_regs): Removed last parameter.
3648 (no_conflict_p): Removed.
3649 (block_alloc): Removed note, no_conflict_combined_regno and set
3650 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3651 (combine_regs): Removed already_dead and code to look for
3652 REG_NO_CONFLICT notes.
3653 * lower_subreg (remove_retval_note): Removed code to look for
3654 REG_NO_CONFLICT block.
3655 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3656 (resolve_clobber): Remove code to process libcalls that have
3657 REG_NO_CONFLICT notes.
3658 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3660 * combine.c (can_combine_p, distribute_notes): Removed
3661 REG_NO_CONFLICT case.
3662 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3664 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3665 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3667 * reg-notes.def (NO_CONFLICT): Removed.
3669 2008-05-14 David S. Miller <davem@davemloft.net>
3671 * config/sparc/sparc.c (sparc_profile_hook): If
3672 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3673 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3674 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3676 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3678 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3680 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3683 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3684 and op1 expansion before vector concat to have less live pseudos.
3686 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3688 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3689 ix86_expand_vector_set if supported.
3691 2008-05-13 Diego Novillo <dnovillo@google.com>
3692 Kenneth Zadeck <zadeck@naturalbridge.com>
3694 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3696 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3697 phinodes_print_statistics, init_ssanames, fini_ssanames,
3698 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3699 release_ssa_name, release_defs, replace_ssa_name_symbol,
3700 ssanames_print_statistics): Move ...
3701 * tree-flow.h: ... here.
3702 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3703 Use FN instead of cfun.
3704 (make_ssa_name_fn): Rename from make_ssa_name.
3705 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3706 * tree-flow-inline.h (make_ssa_name): Move from
3707 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3708 * omp-low.c (expand_omp_parallel):
3709 * tree-flow-inline.h (redirect_edge_var_map_result):
3710 * tree-ssa.c (init_tree_ssa): Add argument FN.
3711 Use it instead of cfun. Update all users.
3713 2008-05-13 Tom Tromey <tromey@redhat.com>
3715 PR preprocessor/22168:
3716 * doc/cpp.texi (Top): Update menu.
3717 (Alternatives to Wrapper #ifndef): New node.
3718 (Other Directives): Document deprecation.
3719 (Obsolete Features): Remove menu.
3720 (Assertions): Merge node into Obsolete Features.
3721 (Obsolete once-only headers): Move earlier; rename to Alternatives
3723 * doc/cppopts.texi: Update.
3724 * c.opt (Wdeprecated): Enable for C and ObjC.
3725 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3726 (C++ Dialect Options): Move -Wno-deprecated from here to...
3727 (Warning Options): ... here.
3729 2008-05-13 Richard Guenther <rguenther@suse.de>
3732 * fold-const.c (fold_sign_changed_comparison): Do not allow
3733 changes in pointer-ness.
3735 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3738 * config/sh/sh.c (sh_expand_prologue): Don't clear
3739 RTX_FRAME_RELATED_P for push insns.
3741 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3743 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3745 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3747 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3748 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3749 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3751 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3753 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3754 (*vec_concatv4sf_sse): This.
3755 (*sse2_concatv2si): Renamed to ...
3756 (*vec_concatv2si_sse2): This.
3757 (*sse1_concatv2si): Renamed to ...
3758 (*vec_concatv2si_sse): This.
3759 (*vec_concatv2di_rex): Renamed to ...
3760 (*vec_concatv2di_rex64): This.
3761 (*vec_concatv2si_sse4_1): New.
3762 (*vec_concatv2di_rex64_sse4_1): Likewise.
3764 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3766 PR rtl-optimization/36111
3767 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3768 that was created for swappable operands.
3770 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3773 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3774 * configure.ac: Add call to ACX_PROG_GNAT.
3776 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3778 * optc-gen.awk: Fix comment typo.
3780 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3782 * pretty-print.c (pp_integer_with_precision): Use
3783 HOST_LONG_LONG_FORMAT.
3785 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3787 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3789 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3791 * config/i386/i386.c (bdesc_ptest): Removed.
3792 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3793 (bdesc_args): Add __builtin_ia32_ptestz128,
3794 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3795 (ix86_init_mmx_sse_builtins): Updated.
3796 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3797 (ix86_expand_builtin): Updated.
3799 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3801 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3802 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3804 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3806 * value-prof.c (interesting_stringop_to_profile): Do not
3807 return early for BUILT_IN_MEMPCPY.
3809 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3811 * calls.c (expand_call): Don't use callgraph to increase
3812 preferred_stack_boundary.
3814 * cgraph.h (cgraph_rtl_info): Use unsigned on
3815 preferred_incoming_stack_boundary.
3817 * final.c (rest_of_clean_state): Use unsigned on
3818 preferred_stack_boundary.
3820 2008-05-09 Tom Tromey <tromey@redhat.com>
3822 PR preprocessor/22231:
3823 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3826 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3828 PR tree-optimization/36129
3829 * tree-ssa-ccp.c: Include value-prof.h.
3830 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3831 built-in function was folded to a constant.
3832 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3834 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3835 Sebastian Pop <sebastian.pop@amd.com>
3837 * tree-scalar-evolution.c: Document instantiate_scev.
3838 (instantiate_parameters_1): Renamed instantiate_scev_1.
3839 Don't use the same loop for instantiation_loop and evolution_loop.
3840 (instantiate_scev): New.
3841 (instantiate_parameters): Moved...
3842 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3843 same loop twice. Maintains the semantics for this function.
3844 * tree-scalar-evolution.h (instantiate_scev): Declare.
3845 (instantiate_parameters): ...here. Now static inline.
3846 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3847 instead of resolve_mixers.
3849 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3851 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3853 2008-05-09 Tomas Bily <tbily@suse.cz>
3855 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3856 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3857 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3858 * c-common.c (c_common_truthvalue_conversion): Likewise.
3859 * tree-object-size.c (compute_object_offset): Likewise.
3860 * tree-inline.c (estimate_num_insns_1): Likewise.
3861 * varasm.c (const_hash_1, compare_constant, copy_constant)
3862 (compute_reloc_for_constant, output_addressed_constants)
3863 (initializer_constant_valid_p): Likewise.
3864 * c-omp.c (check_omp_for_incr_expr): Likewise.
3865 * gimplify.c (gimplify_expr): Likewise.
3866 * c-typeck.c (c_finish_return): Likewise.
3867 * tree-vectorizer.c (supportable_widening_operation)
3868 (supportable_narrowing_operation): Likewise.
3869 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3870 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3871 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3872 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3873 (descr_info_loc): Likewise.
3874 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3875 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3876 (fold_unary): Likewise.
3877 * builtins.c (get_pointer_alignment): Likewise.
3878 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3879 (instantiate_parameters_1): Likewise.
3880 * tree.c (expr_align, stabilize_reference): Likewise.
3881 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3882 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3883 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3884 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3885 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3886 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3888 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3889 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3890 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3891 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3892 (forward_propagate_comparison)
3893 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3894 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3895 * emit-rtl.c (component_ref_for_mem_expr)
3896 (set_mem_attributes_minus_bitpos): Likewise.
3897 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3898 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3900 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3901 (build_function_call, pointer_diff, build_compound_expr)
3902 (c_finish_return): Likewise.
3903 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3904 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3906 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3907 * expr.c (is_aligning_offset): Likewise.
3908 * tree-ssa-alias.c (is_escape_site): Likewise.
3909 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3910 (check_all_va_list_escapes): Likewise.
3911 * tree-ssa-loop-ivopts.c (determine_base_object)
3912 (determine_common_wider_type): Likewise.
3913 * dojump.c (do_jump): Likewise.
3914 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3915 * tree-gimple.c (is_gimple_cast): Likewise.
3916 * fold-const.c (decode_field_reference, )
3917 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3918 (fold_binary): Likewise.
3919 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3920 (already_warned_in_frontend_p): Likewise.
3921 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3922 * tree.c (really_constant_p, get_unwidened): Likewise.
3923 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3924 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3925 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3927 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3929 (CONVERT_EXPR_P): Define.
3930 (CASE_CONVERT): Define.
3932 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3935 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3936 (delete_unmarked_insns): When deleting a call, call
3937 delete_unreachable_blocks.
3938 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3939 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3941 2008-05-08 Richard Guenther <rguenther@suse.de>
3943 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3944 (-ftree-salias): Likewise.
3945 (salias-max-implicit-fields): Remove param documentation.
3946 (salias-max-array-elements): Likewise.
3947 * tree-pass.h (pass_create_structure_vars): Remove.
3948 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3949 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3950 * tree-ssa-alias.c (create_structure_vars): Remove.
3951 (gate_structure_vars): Likewise.
3952 (pass_create_structure_vars): Likewise.
3953 (gate_build_alias): Likewise.
3954 (pass_build_alias): Adjust to run always and dump the function.
3955 * common.opt (ftree-salias): Hide.
3956 * passes.c (init_optimization_passes): Remove
3957 pass_create_structure_vars, adjust comment.
3958 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3959 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3960 * opts.c (decode_options): Do not set flag_tree_salias.
3961 (common_handle_option): Add OPT_ftree_salias to the backward
3962 compatibility section.
3964 2008-05-08 Richard Guenther <rguenther@suse.de>
3966 * tree-flow-inline.h (var_can_have_subvars): Move ...
3967 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3968 * tree-flow.h (var_can_have_subvars): Remove.
3969 (push_fields_onto_fieldstack): Remove.
3970 (sort_fieldstack): Likewise.
3971 (struct fieldoff): Move ...
3972 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3973 alias_set and base_for_components fields.
3974 (sort_fieldstack): Make static.
3975 (push_fields_onto_fieldstack): Likewise. Remove code that
3976 handles anything but RECORD_TYPEs. Remove alias_set and
3977 base_for_components handling.
3978 (create_variable_info_for): Adjust.
3980 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3982 * common.opt (Wframe-larger-than=): Shorten the help message
3984 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3986 2008-05-08 Rafael Espindola <espindola@google.com>
3988 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3990 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3991 trap and that both operands are gimple values.
3992 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3993 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3996 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3998 * read-rtl.c (join_c_conditions): Return the first string if the
3999 two strings are equal.
4001 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4003 * gensupport.h (pred_data): Add a "num_codes" field.
4004 (add_predicate_code): Declare.
4005 * gensupport.c (add_predicate_code): New function.
4006 (std_pred_table): Add an "allows_const_p" field.
4007 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4008 Remove the (incomplete) list of such codes from the codes field.
4009 (init_predicate_table): Use add_predicate_code. Add all
4010 RTX_CONST_OBJs if allows_const_p is true.
4011 * genrecog.c (process_define_predicate): Use add_predicate_code.
4013 2008-05-08 David Daney <ddaney@avtrex.com>
4014 Richard Sandiford <rsandifo@nildram.co.uk>
4016 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4017 special case of constant zero operands.
4018 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4019 old and new values. Special case constant zero values.
4020 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4022 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4023 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4025 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4028 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4029 similar RTX_CONST_OBJ before CONST_INT.
4031 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4033 * stmt.c (expand_stack_restore): Change sa mode if needed.
4035 2008-05-08 Richard Guenther <rguenther@suse.de>
4037 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4038 return type to bool.
4039 (ix86_sol10_return_in_memory): Likewise.
4040 (ix86_i386elf_return_in_memory): Likewise.
4041 (ix86_i386interix_return_in_memory): Likewise.
4042 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4043 (ix86_sol10_return_in_memory): Likewise.
4044 (ix86_i386elf_return_in_memory): Likewise.
4045 (ix86_i386interix_return_in_memory): Likewise.
4047 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4050 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4052 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4053 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4056 2008-05-08 Richard Guenther <rguenther@suse.de>
4058 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4059 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4060 (DR_SUBVARS): Remove.
4061 * tree-dfa.c (dump_subvars_for): Remove.
4062 (debug_subvars_for): Likewise.
4063 (dump_variable): Do not dump subvars.
4064 (remove_referenced_var): Do not remove subvars.
4065 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4066 (lookup_subvars_for_var): Remove.
4067 (get_subvars_for_var): Likewise.
4068 (get_subvars_at): Likewise.
4069 (get_first_overlapping_subvar): Likewise.
4070 (overlap_subvar): Likewise.
4071 * tree-flow.h (subvar_t): Remove.
4072 (struct var_ann_d): Remove subvars field.
4073 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4074 argument. Remove special handling of SFTs.
4075 (compute_tag_properties): Likewise.
4076 (set_initial_properties): Likewise.
4077 (compute_call_clobbered): Likewise.
4078 (count_mem_refs): Likewise.
4079 (compute_memory_partitions): Likewise.
4080 (compute_flow_insensitive_aliasing): Likewise.
4081 (setup_pointers_and_addressables): Likewise.
4082 (new_type_alias): Likewise.
4083 (struct used_part): Remove.
4084 (used_portions): Likewise.
4085 (struct used_part_map): Likewise.
4086 (used_part_map_eq): Likewise.
4087 (used_part_map_hash): Likewise.
4088 (free_used_part_map): Likewise.
4089 (up_lookup): Likewise.
4090 (up_insert): Likewise.
4091 (get_or_create_used_part_for): Likewise.
4092 (create_sft): Likewise.
4093 (create_overlap_variables_for): Likewise.
4094 (find_used_portions): Likewise.
4095 (create_structure_vars): Likewise.
4096 * tree.def (STRUCT_FIELD_TAG): Remove.
4097 * tree.h (MTAG_P): Adjust.
4098 (struct tree_memory_tag): Remove base_for_components and
4099 unpartitionable flags.
4100 (struct tree_struct_field_tag): Remove.
4101 (SFT_PARENT_VAR): Likewise.
4102 (SFT_OFFSET): Likewise.
4103 (SFT_SIZE): Likewise.
4104 (SFT_NONADDRESSABLE_P): Likewise.
4105 (SFT_ALIAS_SET): Likewise.
4106 (SFT_UNPARTITIONABLE_P): Likewise.
4107 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4108 (union tree_node): Remove sft field.
4109 * alias.c (get_alias_set): Remove special handling of SFTs.
4110 * print-tree.c (print_node): Remove handling of SFTs.
4111 * tree-dump.c (dequeue_and_dump): Likewise.
4112 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4113 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4114 * tree-predcom.c (set_alias_info): Do not set subvars.
4115 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4116 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4117 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4118 (add_vars_for_offset): Remove.
4119 (add_virtual_operand): Remove special handling of SFTs.
4120 (add_call_clobber_ops): Likewise.
4121 (add_call_read_ops): Likewise.
4122 (get_asm_expr_operands): Likewise.
4123 (get_modify_stmt_operands): Likewise.
4124 (get_expr_operands): Likewise.
4125 (add_to_addressable_set): Likewise.
4126 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4127 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4128 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4129 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4130 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4131 (tree_node_structure): Likewise.
4132 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4134 (find_what_p_points_to): Likewise.
4136 2008-05-08 Sa Liu <saliu@de.ibm.com>
4138 * config/spu/spu.md: Fixed subti3 pattern.
4140 2008-05-08 Richard Guenther <rguenther@suse.de>
4143 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4144 sure to create a representative for trailing arrays for PTA.
4146 2008-05-08 Richard Guenther <rguenther@suse.de>
4149 * fold-const.c (operand_equal_p): Two objects which types
4150 differ in pointerness are not equal.
4152 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4154 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4155 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4156 (emit_library_call_value_1): Add new variable fndecl initialized by
4157 NULL_TREE. It should be the decl type of orgfun, but this information
4158 seems not to be available here, so it uses the default calling abi.
4159 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4160 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4161 by TARGET_RETURN_IN_MEMORY.
4162 * config/i386/i386-interix.h: Likewise.
4163 * config/i386/i386.h: Likewise.
4164 * config/i386/i386elf.h: Likewise.
4165 * config/i386/ptx4-i.h: Likewise.
4166 * config/i386/sol2-10.h: Likewise.
4167 * config/i386/sysv4.h: Likewise.
4168 * config/i386/vx-common.h: Likewise.
4169 * config/cris/cris.h: Removed #if 0 clause.
4170 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4171 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4173 (ix86_sol10_return_in_memory): Likewise.
4174 (ix86_i386elf_return_in_memory): New.
4175 (ix86_i386interix_return_in_memory): New.
4176 * config/mt/mt-protos.h (mt_return_in_memory): New.
4177 * config/mt/mt.c: Likewise.
4178 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4179 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4180 * config/bfin/bfin.h: Likewise.
4181 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4183 * config/bfin/bfin.c: Likewise.
4184 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4185 * config/alpha/unicosmk.h: Likewise.
4186 * config/i386/cygming.h: Likewise.
4187 * config/iq2000/iq2000.h: Likewise.
4188 * config/mips/mips.h: Likewise.
4189 * config/mn10300/mn10300.h: Likewise.
4190 * config/rs6000/rs6000.h: Likewise.
4191 * config/score/score.h: Likewise.
4192 * config/spu/spu.h: Likewise.
4193 * config/v850/v850.h: Likewise.
4194 * defaults.h: Likewise.
4195 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4196 * expr.c (emit_block_move): Adjust use of
4197 OUTGOING_REG_PARM_STACK_SPACE.
4198 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4199 OUTGOING_REG_PARM_STACK_SPACE.
4200 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4202 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4204 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4205 on OMP_RETURN for OMP_FOR.
4208 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4209 (fortran_common): New function.
4210 (gen_variable_die): Call fortran_common instead of common_check,
4211 adjust for it returning tree instead of rtx. Formatting.
4213 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4217 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4218 * c-decl.c (merge_decls): Ditto.
4219 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4220 to RTL_CONST_OR_PURE_CALL_P.
4221 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4222 Initialized DECL_LOOPING_CONST_PURE.
4223 (process_call_operands): Set tree_side_effects properly.
4224 * tree.h (TREE_READONLY_DECL_P): Removed.
4225 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4226 (DECL_LOOPING_OR_CONST_P): New macro.
4227 (struct tree_function_decl): Added looping_const_or_pure_p.
4229 (ECF_LOOPING_OR_CONST_P): New macro.
4230 * rtlanal.c (pure_const_p): Removed.
4231 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4232 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4233 to RTL_CONST_CALL_P.
4234 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4235 (check_decl, check_tree, check_call, scan_function): Initialize
4237 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4238 (static_execute): Set looping true for recursive functions.
4239 Undo setting state to IPA_NEITHER for recursive functions.
4241 * ifcvt.c (noce_can_store_speculate_p): Changed
4242 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4243 RTL_CONST_OR_PURE_CALL_P.
4244 * dse.c (scan_insn): Ditto.
4245 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4246 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4247 RTL_CONST_OR_PURE_CALL_P.
4248 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4249 pure_call_p to RTL_CONST_CALL_P.
4250 * gimplify.c (gimplify_call_expr): Clear side effects for
4251 non-looping pure and constant calls.
4252 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4253 (flags_from_decl_or_type): Set ecf flags from decl flags.
4254 (initialize_argument_information): Turn off
4255 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4256 Change const to pure if callee_copies is true rather than just
4258 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4259 way of marking pure calls.
4260 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4261 Remove hack that was supposed to fix pr7335 and remove old
4262 way of marking pure calls.
4263 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4264 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4265 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4266 RTL_CONST_OR_PURE_CALL_P.
4267 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4268 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4269 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4270 * sched-deps.c (schedule_analyze): Ditto.
4271 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4272 return_val field of calls to represent pure and const function info.
4273 (CONST_OR_PURE_CALL_P): Deleted macro.
4274 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4275 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4276 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4278 * tree-optimize.c (execute_fixup_cfg): Added test for
4279 ECF_LOOPING_CONST_OR_PURE.
4280 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4282 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4283 effects for looping pure or const calls.
4284 (verify_gimple_expr): Added verification code.
4285 * config/alpha/alpha.c (alpha_legitimize_address,
4286 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4288 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4289 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4290 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4291 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4292 RTL_CONST_OR_PURE_CALL_P.
4293 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4294 and const calls to be deleted.
4296 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4300 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4301 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4302 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4303 to handle nonimmediate operands.
4304 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4305 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4306 to handle nonimmediate operands.
4307 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4308 (mmx_pmulhrwv4hi3): New expander. Use
4309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4310 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4311 (sse2_umulv1siv1di3): New expander. Use
4312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4313 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4314 (mmx_eq<mode>3): New expander. Use
4315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4316 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4317 (mmx_uavgv8qi3): New expander. Use
4318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4319 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4320 (mmx_uavgv4hi3): New expander. Use
4321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4323 * config/i386/sse.md
4324 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4325 to handle nonimmediate operands.
4326 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4327 to handle nonimmediate operands.
4328 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4329 to handle nonimmediate operands.
4330 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4331 to handle nonimmediate operands.
4332 (sse2_unpckhpd_exp): New expander. Use
4333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4334 (sse2_unpcklpd_exp): New expander. Use
4335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4336 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4337 to handle nonimmediate operands.
4338 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4339 to handle nonimmediate operands.
4340 (*sse2_<plusminus_insn><mode>3): Rename from
4341 sse2_<plusminus_insn><mode>3 insn pattern.
4342 (sse2_<plusminus_insn><mode>3): New expander. Use
4343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4344 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4345 (sse2_umulv2siv2di3): New expander. Use
4346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4347 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4348 (sse4_1_mulv2siv2di3): New expander. Use
4349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4350 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4351 (sse2_pmaddwd): New expander. Use
4352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4353 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4354 (sse2_eq<mode>3): New expander. Use
4355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4356 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4357 (sse4_1_eqv2di3): New expander. Use
4358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4359 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4360 (sse2_uavgv16qi3): New expander. Use
4361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4362 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4363 (sse2_uavgv16qi3): New expander. Use
4364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4365 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4366 (sse2_uavgv8hi3): New expander. Use
4367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4368 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4369 (ssse3_pmulhrswv8hi3): New expander. Use
4370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4371 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4372 (ssse3_pmulhrswv4hi3): New expander. Use
4373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4375 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4376 (<sse>_vmmul<mode>3): Ditto.
4377 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4379 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4380 (ssse3_pmaddubsw): Ditto.
4382 * config/i386/i386.c (struct_builtin_description)
4383 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4384 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4385 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4386 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4387 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4388 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4389 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4390 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4391 (ix86_fixup_binary_operands): Assert that src1
4392 and src2 must have the same mode when swapped.
4393 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4394 and ix86_binary_operator_ok. Do not force operands in registers
4397 2008-05-07 Jan Hubicka <jh@suse.cz>
4399 * cgraph.c (dump_cgraph_node): Update.
4400 * cgraph.h (cgraph_local_info): Break out inline summary.
4401 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4403 * ipa-inline (inline_summary): New accestor function.
4404 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4405 cgraph_decide_inlining, compute_inline_parameters): Update.
4406 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4408 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4410 Cleanup ColdFire scheduling support and add V4 pipeline model.
4412 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4413 (define_attr cpu): Add cfv4 value.
4414 (define_attr type, define_attr type1): Merge into a single 'type'
4415 attribute. Update all uses.
4416 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4417 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4419 (define_attr opx_mem, define_attr opy_mem): Remove.
4420 (define_attr op_mem): Clean up, update comment.
4421 (define_attr size): Use specific values instead of general int.
4422 (define_attr guess, define_attr split): Remove. Update all uses.
4423 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4424 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4425 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4426 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4427 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4428 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4429 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4430 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4431 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4432 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4433 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4434 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4435 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4436 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4437 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4438 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4439 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4440 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4441 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4442 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4443 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4444 Update or set attributes.
4445 (stack_tie): New fake instruction.
4447 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4448 (m68k_sched_attr_size): Update declaration.
4449 (m68k_sched_attr_type2): Remove.
4450 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4451 Declare new bypass predicates.
4453 * config/m68k/m68k.c (m68k_sched_issue_rate,
4454 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4456 (TARGET_SCHED_ISSUE_RATE,
4457 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4458 (override_options): Handle scheduling for ColdFire V4 core.
4459 (m68k_expand_prologue): Emit stack_tie.
4460 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4461 'OP_TYPE_FPN'. Update all uses.
4462 (sched_guess_p): Remove.
4463 (sched_address_type): Handle symbolic addresses.
4464 (sched_get_operand): New static function.
4465 (sched_operand_type): Merge into sched_attr_op_type.
4466 (sched_attr_op_type): Handle FP registers, handle quick constants,
4468 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4469 (m68k_sched_attr_size): Update. Move logic to ...
4470 (sched_get_attr_size_int): New static function.
4471 (sched_get_opxy_mem_type): New static function.
4472 (m68k_sched_attr_op_mem): Update.
4473 (m68k_sched_attr_type2): Remove.
4474 (sched_cfv4_bypass_data): New static variable.
4475 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4476 (m68k_sched_issue_rate): Implement scheduler hook.
4477 (struct _sched_ib: enabled_p): New field.
4478 (m68k_sched_variable_issue): Update. Handle V4.
4479 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4480 sched_dump_class_func_t, sched_dump_split_class,
4481 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4482 sched_dump_dfa_class, m68k_sched_dump): Remove.
4483 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4485 (m68k_sched_init_global): Remove statisctics dumping, introduce
4486 sanity check that all instructions have pipeline reservations. Handle
4488 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4489 Handle ColdFire V4 core.
4490 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4491 New static functions.
4492 (m68k_sched_address_bypass_p): New bypass predicate.
4493 (sched_get_indexed_address_scale): New static function.
4494 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4496 * cf.md: Update comments.
4497 (define_attr type2): Remove. Use 'type' attribute instead.
4499 (cf_ib): Rename to cfv123_ib. Update all uses.
4500 (cf_oep): Rename to cfv123_oep. Update all uses.
4501 (cf_chr): Rename to cfv123_chr. Update all uses.
4502 (cf_mem): Rename to cfv123_mem. Update all uses.
4503 (cf_mac): Move to more appropriate place.
4504 (cfv123_guess): New automaton and cpu_unit.
4505 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4506 Update uses of 'size' attribute. Handle before reload scheduling.
4507 (cfv123_guess): New dummy reservation for unhandled instructions.
4508 (cfv4_*): Pipeline description of ColdFire V4 core.
4509 (ignore): New reservation to handle 'ignore' type.
4511 2008-05-07 Ian Lance Taylor <iant@google.com>
4514 * gimplify.c (find_single_pointer_decl_1): Don't look through
4516 (find_single_pointer_decl): Adjust comments.
4518 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4521 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4522 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4525 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4526 integral type rather than floating point, then VIEW_CONVERT_EXPR
4527 to the floating point type.
4529 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4532 TFmode op0 to register.
4534 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4536 * c-decl.c (grokdeclarator): Comment typo.
4538 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4540 * tree-flow.h: Remove prototype for computed_goto_p.
4541 * tree-cfg.c (computed_goto_p): Make static.
4543 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4546 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4547 (contains_aligned_value_p): This. Handle _Decimal128.
4548 (ix86_function_arg_boundary): Only align _Decimal128 to its
4549 natural boundary and handle it properly.
4551 2008-05-06 Martin Jambor <mjambor@suse.cz>
4553 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4554 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4555 (ipcp_method_set_orig_node): Removed.
4556 (ipcp_cval_get_cvalue_type): Removed.
4557 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4558 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4559 (ipcp_cval_set_cvalue_type): Removed.
4560 (ipcp_cval_get_cvalue): Removed.
4561 (ipcp_cval_set_cvalue): Removed.
4562 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4563 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4564 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4565 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4566 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4567 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4568 (ipcp_get_ith_lattice): Changed parameters.
4569 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4570 (ipcp_lattice_from_jfunc): Changed parameters.
4571 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4572 (ipcp_method_cval_print): Added temporary variable info.
4573 (ipcp_redirect): Removed already unused local variable caller.
4574 (ipcp_redirect): New temporary variable orig_callee_info
4575 (ipcp_redirect): Removed newly unused local variable callee.
4576 (ipcp_redirect): Removed (a bit confusing) local variable type.
4577 (ipcp_insert_stage): Added local variable info.
4578 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4580 (ipcp_formal_create): Removed.
4581 (ipcp_method_cval_set): Removed.
4582 (ipcp_propagate_stage): Renamed lattice variables.
4583 (ipcp_method_cval_set_cvalue_type): Removed.
4584 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4585 (ipcp_print_all_lattices): Changed printed strings to refer to
4586 lattices rather than cvals.
4587 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4588 (ipcp_propagate_const): Changed formal parameters.
4589 (build_const_val): Changed formal parameters.
4590 (ipcp_insert_stage): Removed useless variable cvalue
4591 (build_const_val): Changed formal parameters.
4592 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4593 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4594 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4595 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4596 (ipcp_print_func_profile_counts): Changed string from "method" to
4598 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4599 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4600 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4601 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4602 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4603 (ipcp_lat_is_const): Changed parameters and made inline.
4604 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4605 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4606 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4607 the predicate condition directly
4608 (ipcp_propagate_stage): Added local variable args. Removed local
4609 variable callee. (Both are mere code simplifications.)
4610 (ipcp_method_dont_insert_const): Renamed to
4611 ipcp_node_not_modifiable_p.
4612 (ipcp_node_not_modifiable_p): Made inline.
4613 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4614 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4615 (ipcp_print_all_lattices): Removed variable cvalue
4616 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4619 2008-05-06 Olivier Hainque <hainque@adacore.com>
4621 * tree-sra.c (try_instantiate_multiple_fields): Early return
4622 if field has POINTER_TYPE.
4624 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4626 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4627 by using 'q' specifier for instruction.
4628 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4630 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4632 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4633 Change mode of zero_extract from QImode to HImode.
4634 (sign bit tests peepholes): (Ditto.).
4636 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/mmx.md: Remove double backslashes from asm templates.
4639 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4640 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4641 to handle nonimmediate operands.
4642 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4643 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4644 to handle nonimmediate operands.
4645 (*mmx_<code>v2sf3_finite): New insn pattern.
4646 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4647 (mmx_<code>v2sf3): New expander. Use
4648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4649 (mmx_<plusminus_insn><mode>3): New expander. Use
4650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4651 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4652 (mmx_add<mode>3): Removed.
4653 (mmx_ssadd<mode>3): Ditto.
4654 (mmx_usadd<mode>3): Ditto.
4655 (mmx_sub<mode>3): Ditto.
4656 (mmx_sssub<mode>3): Ditto.
4657 (mmx_ussub<mode>3): Ditto.
4658 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4659 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4660 to handle nonimmediate operands.
4661 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4663 (mmx_smulv4hi3_highpart): New expander. Use
4664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4665 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4667 (mmx_umulv4hi3_highpart): New expander. Use
4668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4669 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4670 (mmx_<code>v4hi3): New expander. Use
4671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4672 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4673 (mmx_<code>v8qi3): New expander. Use
4674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4675 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4676 (mmx_<code><mode>3): New expander. Use
4677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4679 2008-05-05 Jan Hubicka <jh@suse.cz>
4681 PR tree-optimization/36118
4682 * passes.c (pass_init_dump_file): Fix dump header.
4684 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4688 VCE for function decls.
4690 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4692 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4694 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4696 * config/i386/i386.md (sat_plusminus): New.
4697 (plusminus_insn): Likewise.
4698 (plusminus_mnemonic): Likewise.
4700 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4701 (*<addsub><mode>3_cc_overflow): Renamed to ...
4702 (*<plusminus_insn><mode>3_cc_overflow): This.
4703 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4704 (*<plusminus_insn>si3_zext_cc_overflow): This.
4706 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4707 (<plusminus_insn><mode>3): This.
4708 (*<addsub><mode>3): Renamed to ...
4709 (*<plusminus_insn><mode>3): This.
4710 (<sse>_vm<addsub><mode>3): Renamed to ...
4711 (<sse>_vm<plusminus_insn><mode>3): This.
4712 (sse3_h<addsub>v4sf3): Renamed to ...
4713 (sse3_h<plusminus_insn>v4sf3): This.
4714 (sse3_h<addsub>v2df3): Renamed to ...
4715 (sse3_h<plusminus_insn>v2df3): This.
4716 (<plusminus_insn><mode>3): New.
4717 (*<plusminus_insn><mode>3): Likewise.
4718 (sse2_<plusminus_insn><mode>3): Likewise.
4719 (add<mode>): Removed.
4720 (*add<mode>3): Likewise.
4721 (sse2_ssadd<mode>3): Likewise.
4722 (sse2_usadd<mode>3): Likewise.
4723 (sub<mode>3): Likewise.
4724 (*sub<mode>3): Likewise.
4725 (sse2_sssub<mode>3): Likewise.
4726 (sse2_ussub<mode>3): Likewise.
4728 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4730 * gthr-single.h: Add in required interface elements as per gthr.h.
4731 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4732 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4733 Generalize UNUSED macro.
4734 (__gthread_once): Add.
4735 (__gthread_key_create): Add.
4736 (__gthread_key_delete): Add.
4737 (__gthread_getspecific): Add.
4738 (__gthread_setspecific): Add.
4740 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4743 the same size types for the indirect reference on the rhs, then
4746 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4748 * config/i386/i386.md
4749 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4750 one insn template instead of template series.
4751 (*xordi_1_rex64): Ditto.
4752 (*xordi_2_rex64): Ditto.
4754 2008-05-05 Ira Rosen <irar@il.ibm.com>
4756 PR tree-optimization/36119
4757 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4760 2008-06-04 Jan Hubicka <jh@suse.cz>
4762 tree-optimization/36100
4763 * tree-pass.h (pass_O0_always_inline): Declare.
4764 * ipa-inline.c (inline_transform): Remove dead code.
4765 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4766 pass_O0_always_inline): New.
4767 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4769 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4771 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4772 mnemonic in this_param move for TARGET_64BIT.
4774 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4777 (*strmovsi_rex_1): Ditto.
4778 (*strsetsi_1): Ditto.
4779 (*strsetsi_rex_1): Ditto.
4781 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4782 adddicc expanders using SWI mode iterator.
4784 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4787 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4790 2008-05-04 David S. Miller <davem@davemloft.net>
4792 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4793 (sparc*-*-linux*): Use linux.h in tm_file.
4794 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4795 compiler defaulting to 32-bit.
4796 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4798 * config/sparc/linux.h: Remove definitions now obtained
4799 properly from linux.h
4800 * config/sparc/linux64.h: Likewise.
4801 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4802 don't want this setting for 32-bit builds in a biarch compiler.
4803 * doc/install.texi: Add sparc-linux to list of targets
4804 supporting --enable-targets=all.
4806 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4808 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4810 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4812 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4813 after V4SI_FTYPE_V8HI.
4814 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4815 case V4SI_FTYPE_V2DF.
4817 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4819 * doc/invoke.texi (max-flow-memory-locations): Removed.
4820 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4822 2008-05-03 Richard Guenther <rguenther@suse.de>
4825 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4827 2008-05-02 David S. Miller <davem@davemloft.net>
4829 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4831 2008-05-02 Simon Baldwin <simonb@google.com>
4834 * c-common.h (warn_array_subscript_range): Removed.
4835 * c-common.c (warn_array_subscript_range): Ditto.
4836 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4837 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4839 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4841 * config/i386/i386.c (ix86_special_builtin_type): New.
4842 (bdesc_special_args): Likewise.
4843 (ix86_expand_special_args_builtin): Likewise.
4844 (ix86_init_mmx_sse_builtins): Updated.
4845 (ix86_expand_builtin): Updated.
4846 (ix86_expand_store_builtin): Removed.
4847 (ix86_expand_unop_builtin): Likewise.
4849 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4850 * config/i386/mmintrin.h (__v2sf): Here.
4852 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4854 (_mm_loadl_pi): Likewise.
4855 (_mm_storeh_pi): Replace __v2si with __v2sf.
4856 (_mm_storel_pi): Likewise.
4858 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4859 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4860 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4861 __builtin_ia32_loadlpd.
4863 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4866 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4867 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4868 (ix86_init_mmx_sse_builtins): Updated.
4869 (ix86_expand_args_builtin): Likewise.
4870 (ix86_expand_builtin): Likewise.
4871 (ix86_expand_unop1_builtin): Renamed to ...
4872 (ix86_expand_unop_vec_merge_builtin): This.
4874 2008-05-01 Jan Hubicka <jh@suse.cz>
4877 * ipa-inline.c (inline_generate_summary): Make static.
4878 (inline_transform): Do not call inlining at -O0; make static.
4879 * passes.c (execute_todo): Add sanity check.
4880 (execute_one_ipa_transform_pass): Execute proper flags.
4882 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4884 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4885 (DECL_NONADDRESSABLE_P): Likewise.
4886 * alias.c (record_component_aliases): Fix comment.
4888 2008-05-01 Simon Baldwin <simonb@google.com>
4890 * c-common.h (warn_array_subscript_range): New function.
4891 * c-common.c (warn_array_subscript_range): Ditto.
4892 * tree-vrp.c (check_array_ref): Corrected code to agree with
4893 comment, ignoring only arrays of size 0 or size 1.
4894 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4896 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4898 * config/i386/i386.c (ix86_builtin_type): Replace
4899 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4900 (bdesc_args): Updated.
4901 (ix86_init_mmx_sse_builtins): Likewise.
4902 (ix86_expand_args_builtin): Likewise.
4904 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4907 * doc/extend.texi: Correct __builtin_ia32_palignr.
4909 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386.c (bdesc_crc32): Removed.
4913 (ix86_expand_crc32): Likewise.
4914 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4915 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4916 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4917 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4918 UINT_FTYPE_UINT_UCHAR.
4919 (bdesc_args): Updated. Add crc32 builtins.
4920 (ix86_init_mmx_sse_builtins): Updated.
4921 (ix86_expand_args_builtin): Updated to support subreg.
4923 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4925 2008-05-01 Jan Hubicka <jh@suse.cz>
4927 * tree-pass.h (opt_pass): Add IPA_PASS.
4928 (varpool_node, cgraph_node): Forward declare.
4929 (ipa_opt_pass): Define.
4930 (pass_ipa_inline): Turn into ipa_opt_pass.
4931 (pass_apply_inline): Remove.
4932 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4933 (apply_inline): Turn into ....
4934 (inline_transform): ... this one.
4935 (inline_generate_summary): New function.
4936 (pass_apply_inline): Remove.
4937 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4939 (struct function): Add ipa_transforms_to_apply.
4940 * passes.c (register_one_dump_file): Work on IPA_PASS.
4941 (init_optimization_passes): Remove pass_inline_parameters and
4943 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4944 (execute_one_pass) ... here; apply transforms when possible.
4945 (add_ipa_transform_pass, execute_ipa_summary_asses,
4946 execute_one_ipa_transform_pass): New.
4947 (execute_ipa_pass_list): Update for IPA_PASS type.
4949 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4951 * config/i386/i386.c (ix86_builtin_type): Add
4952 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4953 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4954 (bdesc_args): Add SSE4a builtins.
4955 (ix86_init_mmx_sse_builtins): Updated.
4956 (ix86_expand_args_builtin): Likewise.
4957 (ix86_expand_builtin): Likewise.
4959 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4961 * config/i386/i386.c (ix86_builtin_type): Add
4962 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4963 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4964 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4965 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4966 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4967 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4968 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4969 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4970 and DI_FTYPE_DI_DI_INT.
4971 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4972 (ix86_init_mmx_sse_builtins): Updated.
4973 (ix86_expand_args_builtin): Likewise.
4974 (ix86_expand_builtin): Likewise.
4975 (ix86_expand_binop_imm_builtin): Removed.
4977 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4979 2008-04-30 Richard Guenther <rguenther@suse.de>
4981 PR tree-optimization/32921
4982 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4984 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4986 * config/arm/arm.c (arm_unwind_emit): Use
4987 crtl->all_throwers_are_sibcalls instead of
4988 cfun->all_throwers_are_sibcalls.
4989 (arm_output_fn_unwind): Likewise.
4990 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4991 instead of cfun->uses_pic_offset_table.
4992 (frv_expand_prologue): Likewise.
4993 (frv_frame_pointer_required): Likewise.
4994 (frv_expand_fdpic_call): Likewise.
4995 (frv_emit_movsi): Likewise.
4996 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4997 cfun->returns_pcc_struct instead of
4998 current_function_returns_pcc_struct.
4999 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5000 instead of cfun->calls_eh_return.
5001 (m32c_pushm_popm): Likewise.
5002 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5003 "extern" declaration.
5005 2008-04-30 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/21636
5008 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5010 (evaluate_stmt): Print the likely value.
5011 (ccp_visit_stmt): Avoid excessive vertical spacing.
5013 2008-04-30 Rafael Espindola <espindola@google.com>
5015 * builtins.c (fold_call_expr): Return realret.
5016 * tree-ssa-threadedge.c
5017 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5018 __builtin_object_size.
5020 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5022 * gcc.c (wrapper_string): New variable.
5023 (insert_wrapper): New function.
5024 (execute): New option -wrapper.
5025 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5027 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5029 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5030 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5031 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5033 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5034 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5035 config/rs6000/e500crtres64gprctr.asm,
5036 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5037 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5038 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5039 config/rs6000/e500crtsav64gprctr.asm,
5040 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5041 config/rs6000/e500crtsavg64gprctr.asm: New files.
5042 * config/rs6000/t-ppccomm: Add build rules for new files.
5043 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5044 * config/rs6000/t-netbsd: Add build rules for new files.
5045 (LIB2FUNCS_STATIC_EXTRA): New variable.
5046 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5047 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5048 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5050 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5052 * config/i386/i386.c (ix86_builtin_type): Add
5053 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5054 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5055 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5056 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5057 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5058 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5059 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5060 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5061 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5062 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5063 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5064 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5065 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5066 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5067 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5068 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5069 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5070 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5071 V1DI_FTYPE_V2SI_V2SI.
5072 (bdesc_2arg): Moved to ...
5074 (ix86_init_mmx_sse_builtins): Updated.
5075 (ix86_expand_args_builtin): Updated. Take a pointer
5076 to const struct builtin_description. Handle comparison
5078 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5079 (ix86_expand_builtin): Updated.
5081 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5082 (ssse3_pmaddubsw128): This.
5083 (ssse3_pmaddubswv4hi3): Renamed to ...
5084 (ssse3_pmaddubsw): This.
5086 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5087 (__builtin_ia32_packssdw128): Likewise.
5088 (__builtin_ia32_packuswb128): Likewise.
5089 (__builtin_ia32_pmaddubsw): Likewise.
5090 (__builtin_ia32_pmaddubsw128): Likewise.
5092 2008-04-30 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/14847
5095 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5096 (recognize_bits_test): Use it.
5097 (recognize_single_bit_test): Likewise.
5099 2008-04-30 Martin Jambor <mjambor@suse.cz>
5101 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5102 instead of setting number of formal parameters to zero.
5103 (ipcp_init_stage): Do not set the number of actual parameters to zero
5105 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5106 which are called with variable number of arguments.
5107 (ipcp_insert_stage): Explicitely skipping all nodes which are
5108 called with variable number of arguments.
5109 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5110 number of parameters.
5112 * ipa-prop.h (struct ipa_node_params): Added flag
5113 called_with_var_arguments
5114 (ipa_set_param_count): Added. Changed sole setter to use it.
5115 (ipa_get_param_count): Added. All readers of param_count
5116 converted to use it instead.
5117 (ipa_set_called_with_variable_arg): Added.
5118 (ipa_is_called_with_var_arguments): Added.
5119 (ipa_get_ith_param): Added. All readers of param_decls converted
5121 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5123 (ipa_get_cs_argument_count): Added, all readers of argument_count
5125 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5128 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5129 (struct ipcp_lattice): Renamed cval_type to type
5130 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5132 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5133 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5134 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5135 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5136 (build_const_val): Changed the type of parameter cvalue to tree
5137 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5138 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5140 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5143 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5144 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5145 (ipa_add_method): Renamed to ipa_push_func_to_list
5146 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5147 (ipa_callsite_param_count): Removed.
5148 (ipa_callsite_param_count_set): Removed.
5149 (ipa_callsite_param): Removed.
5150 (ipa_callsite_callee): Removed.
5151 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5152 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5153 (ipa_method_formal_count): Removed.
5154 (ipa_method_formal_count_set): Removed.
5155 (ipa_method_get_tree): Removed.
5156 (ipa_method_tree_map_create): Removed.
5157 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5158 (ipa_create_param_decls_array): Creates the array itself
5159 (ipa_create_param_decls_array): Temporary variable info instead of
5161 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5162 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5163 (get_type): Removed.
5164 (ipa_jf_get_info_type): Removed.
5165 (ipa_node_create): Renamed to ipa_create_node_params
5166 (ipa_free): Renamed to ipa_free_all_node_params
5167 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5168 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5169 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5170 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5171 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5172 ipa_free_all_edge_args
5173 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5174 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5175 (ipa_create_methodlist_node): Removed.
5176 (ipa_methodlist_method): Removed.
5177 (ipa_methodlist_method_set): Removed.
5178 (ipa_methodlist_next_method): Removed.
5179 (ipa_methodlist_next_method_set): Removed.
5180 (ipa_method_is_modified): Removed.
5181 (ipa_method_modify_create): Removed.
5182 (ipa_method_modify_init): Temporary variable info instead of a few
5184 (ipa_detect_param_modifications): Temporary variable info instead of
5186 (ipa_compute_jump_functions): Temporary variable info instead of
5188 (ipa_method_modify_set): Removed.
5189 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5190 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5191 than craph_node as the first parameter.
5192 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5193 (ipa_method_modify_init): Removed.
5194 (ipa_compute_jump_functions): Added a temp variable instead of
5195 repeatadly dereferencing the cgraph_edge.aux pointer
5196 (ipa_callsite_param_set_type): Removed.
5197 (ipa_compute_jump_functions): i renamed to index and moved to
5199 (ipa_callsite_param_set_info_type_formal): Removed.
5200 (ipa_callsite_param_set_info_type): Removed.
5201 (ipa_callsite_param_map_create): Removed.
5202 (ipa_callsite_tree): Removed.
5203 (ipa_callsite_caller): Removed.
5204 (ipa_pop_func_from_list): return_method removed to return_func
5206 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5207 prefixed all values with IPA_. Changed all users.
5208 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5209 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5210 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5211 (union parameter_info): Renamed to jump_func_value.
5212 (union jump_func_value): Renamed value to constant
5213 (struct ipa_jump_func): Renamed info_type to value
5214 (struct ipa_node): Renamed to ipa_node_params
5215 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5216 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5217 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5218 (struct ipa_edge): Renamed to ipa_edge_args
5219 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5220 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5221 (struct ipa_methodlist): Renamed to ipa_func_list
5222 (struct ipa_func_list): method_p renamed to node, next_method
5224 (ipa_methodlist_p): Removed, switched all users to struct pointer
5225 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5227 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5229 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5230 (rs6000_emit_epilogue): Use backchain to restore only when we
5231 have a large frame. Make use of frame pointer to restore if we
5232 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5234 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5236 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5237 Add mode to zero_extract.
5238 (sign bit tests peepholes): (Ditto.).
5240 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5242 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5243 Instructions in comments with SSE3.
5244 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5245 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5246 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5247 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5248 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5249 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5250 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5251 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5252 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5253 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5254 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5255 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5256 (bdesc_sse_args): Renamed to ...
5257 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5258 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5259 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5261 (bdesc_1arg): Moved to ...
5263 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5264 Instructions in comments with SSE3.
5265 (ix86_expand_sse_operands_builtin): Renamed to ...
5266 (ix86_expand_args_builtin): This. Updated.
5267 (ix86_expand_unop1_builtin): Update comments.
5268 (ix86_expand_builtin): Updated.
5270 2008-04-29 Richard Guenther <rguenther@suse.de>
5272 PR tree-optimization/36078
5273 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5274 Update virtual SSA form after cleaning up the CFG.
5276 2008-04-29 Richard Guenther <rguenther@suse.de>
5279 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5281 2008-04-29 Richard Guenther <rguenther@suse.de>
5283 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5284 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5285 (compute_flow_insensitive_aliasing): Do not treat
5286 PTR_IS_REF_ALL pointers special.
5287 (get_smt_for): Likewise.
5288 (may_alias_p): Re-structure.
5289 (is_escape_site): A ref-all pointer conversion is not an escape site.
5290 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5291 PTR_IS_REF_ALL pointers special.
5292 * tree-ssa-structalias.h (struct alias_info): Remove
5293 ref_all_symbol_mem_tag field.
5294 (PTR_IS_REF_ALL): Remove.
5296 2008-04-29 Richard Guenther <rguenther@suse.de>
5299 * fold-const.c (extract_muldiv_1): In combining division constants
5300 make sure to never overflow.
5302 2008-04-29 Nick Clifton <nickc@redhat.com>
5304 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5306 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5309 * optc-gen.awk: Work around HP-UX/IA awk bug.
5311 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5313 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5316 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.md
5320 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5321 Change operand 1 predicate to nonimmediate_operand.
5323 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5326 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5328 * gengtype.c (walk_type, write_func_for_structure): Handle
5330 * doc/gty.texi: Document chain_circular.
5332 2008-04-28 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/36066
5335 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5338 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.md
5342 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5343 Use match_scratch instead of match_operand for operands 3 and 4.
5345 2008-04-27 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/18754
5348 PR tree-optimization/34223
5349 * tree-pass.h (pass_complete_unrolli): Declare.
5350 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5351 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5352 Rewrite loop into loop closed SSA form if it is not already.
5353 (tree_unroll_loops_completely): Re-structure to iterate over
5354 innermost loops with intermediate CFG cleanups.
5355 Unroll outermost loops only if requested or the code does not grow
5357 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5358 loops are available.
5359 (tree_vectorize): Instead do so here.
5360 (tree_complete_unroll): Also unroll outermost loops.
5361 (tree_complete_unroll_inner): New function.
5362 (gate_tree_complete_unroll_inner): Likewise.
5363 (pass_complete_unrolli): New pass.
5364 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5365 uses outside of the loop.
5366 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5367 form if it is available.
5368 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5369 * passes.c (init_optimization_passes): Schedule complete inner
5370 loop unrolling pass before the first CCP pass after final inlining.
5372 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5374 * targhooks.h (default_emutls_var_fields,
5375 default_emutls_var_init): Declare.
5376 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5377 * target.h (struct gcc_target): Add struct emutls member.
5378 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5379 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5380 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5381 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5382 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5383 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5384 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5385 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5386 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5387 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5388 emit debug information.
5389 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5390 * varasm.c: Include targhooks.h.
5391 (emutls_object_section, emutls_tmpl_section): New.
5392 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5393 (EMUTLS_SEPARATOR): New.
5395 (get_emutls_object_name): New.
5396 (default_emutls_var_fields): New, broken out of ...
5397 (get_emutls_object_type): ... here. Adjust to use target hooks.
5398 (get_emutls_init_templ_addr): Adjust to use target hooks.
5399 (emutls_decl): Adjust to use target hooks.
5400 (emutls_finish): Likewise.
5401 (default_emutls_var_init): New, broken out of ...
5402 (assemble_variable): ... here. Adjust to use target hooks.
5403 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5405 * c-common.c (handle_section_attribute): Prevent overriding
5406 sections for emulated tls with special sections.
5407 * config/i386/i386.c (x86_64_elf_select_section): Add
5408 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5409 (x86_64_elf_unique_section): Likewise.
5410 * config/vxworks.c: Include tree.h.
5411 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5412 (vxworks_override_options): Set TLS scheme.
5413 * doc/tm.texi (Emulated TLS): New node.
5415 2008-04-26 Simon Baldwin <simonb@google.com>
5418 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5419 with propagated string constants.
5421 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5423 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5424 constraint for operand 2 when operand 0 is memory operand.
5425 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5426 operand 0 is memory operand.
5427 (fix_trunc<mode>_i387_with_temp): Ditto.
5428 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5429 operand 2 when operand 1 is memory operand.
5430 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5431 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5432 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5433 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5434 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5435 operands 2,3 and 4 when operand 1 is memory operand.
5436 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5438 (fistdi2_floor_with_temp): Ditto.
5439 (fist<mode>2_floor_with_temp): Ditto.
5440 (fistdi2_ceil_with_temp): Ditto.
5441 (fist<mode>2_ceil_with_temp): Ditto.
5442 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5444 2008-04-26 David Daney <ddaney@avtrex.com>
5446 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5448 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5449 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5450 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5451 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5452 (compare_and_swap_12): New insn.
5453 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5454 * config/mips/mips.c (mips_force_binary): New function.
5455 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5456 (mips_expand_compare_and_swap_12): New function.
5457 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5459 2008-04-25 Jan Hubicka <jh@suse.cz>
5462 * cfgexpand.c (pass_expand): Turn into RTL pass.
5463 * passes.c (execute_one_pass): Do pass typechecking after execution.
5464 * tree-pass.h (pass_expand): Turn into RTL pass.
5466 * function.h (struct rtl_data): Move here fields
5467 accesses_prior_frames, calls_eh_return, saves_all_registers,
5468 has_nonlocal_goto, has_asm_statement, is_thunk,
5469 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5470 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5471 arg_pointer_save_area_init from struct function; turn into bool.
5472 (struct function): Move
5473 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5474 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5475 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5476 tail_call_emit, arg_pointer_save_area_init
5477 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5478 (current_function_returns_struct, current_function_returns_pcc_struct,
5479 current_function_calls_setjmp, current_function_calls_alloca,
5480 current_function_accesses_prior_frames,
5481 current_function_calls_eh_return, current_function_is_thunk,
5482 current_function_stdarg, current_function_profile,
5483 current_function_limit_stack, current_function_uses_pic_offset_table,
5484 current_function_uses_const_pool, current_function_has_nonlocal_label,
5485 current_function_saves_all_registers,
5486 current_function_has_nonlocal_goto,
5487 current_function_has_asm_statement): Remove accesor macros.
5488 * ra-conflict.c (global_conflicts): Update.
5489 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5490 (suitable_for_tail_call_opt_p): Update.
5491 * builtins.c (expand_builtin_return_addr): Update.
5492 (expand_builtin_setjmp_setup): Update.
5493 (expand_builtin_nonlocal_goto): Update.
5494 * final.c (final_start_function): Update.
5495 (profile_function): Update.
5496 (leaf_function_p): Update.
5497 (only_leaf_regs_used): Update.
5498 * df-scan.c (df_get_exit_block_use_set): Update.
5499 * dojump.c (clear_pending_stack_adjust): Update.
5500 * tree-stdarg.c (gate_optimize_stdarg): Update.
5501 * gimple-low.c (lower_function_body): Update.
5502 * global.c (compute_regsets): Update.
5503 (global_alloc): Update.
5504 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5505 * expr.c (expand_assignment): Update.
5506 * dse.c (dse_step0): Update.
5507 (dse_step1): Update.
5508 * c-decl.c (store_parm_decls): Update.
5509 * local-alloc.c (combine_regs): Update.
5510 (find_free_reg): Update.
5511 * function.c (assign_parms_augmented_arg_list): Update.
5512 (assign_parm_find_data_types): Update.
5513 (assign_parms): Update.
5514 (allocate_struct_function): Update.
5515 (expand_function_start): Update.
5516 (expand_function_end): Update.
5517 (get_arg_pointer_save_area): Update.
5518 (thread_prologue_and_epilogue_insns): Update.
5519 (rest_of_match_asm_constraints): Update.
5520 * stor-layout.c (variable_size): Update.
5521 * gcse.c (gcse_main): Update.
5522 (bypass_jumps): Update.
5523 * gimplify.c (gimplify_function_tree): Update.
5524 * calls.c (emit_call_1): Update.
5525 (expand_call): Update.
5526 * bt-load.c (compute_defs_uses_and_gen): Update.
5527 * except.c (sjlj_assign_call_site_values): Update.
5528 (sjlj_emit_function_enter): Update.
5529 (can_throw_external): Update.
5530 (set_nothrow_function_flags): Update.
5531 (expand_builtin_unwind_init): Update.
5532 (expand_eh_return): Update.
5533 (convert_to_eh_region_ranges): Update.
5534 (output_function_exception_table): Update.
5535 * emit-rtl.c (gen_tmp_stack_mem): Update.
5536 * cfgexpand.c (expand_used_vars): Update.
5537 (tree_expand_cfg): Update.
5538 * cfgcleanup.c (rest_of_handle_jump): Update.
5539 * explow.c (allocate_dynamic_stack_space): Update.
5540 * varasm.c (assemble_start_function): Update.
5541 (force_const_mem): Update.
5542 (mark_constant_pool): Update.
5543 * tree-optimize.c (tree_rest_of_compilation): Update.
5544 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5545 * tree-cfg.c (notice_special_calls): Update.
5546 (is_ctrl_altering_stmt): Update.
5547 (tree_can_make_abnormal_goto): Update.
5548 (tree_purge_dead_abnormal_call_edges): Update.
5549 * config/alpha/predicates.md: Update.
5550 * config/alpha/alpha.c (alpha_sa_mask): Update.
5551 (alpha_sa_size): Update.
5552 (alpha_does_function_need_gp): Update.
5553 (alpha_expand_prologue): Update.
5554 (alpha_start_function): Update.
5555 (alpha_output_function_end_prologue): Update.
5556 (alpha_expand_epilogue): Update.
5557 * config/frv/frv.c (frv_stack_info): Update.
5558 (frv_expand_epilogue): Update.
5559 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5560 (s390_register_info): Update.
5561 (s390_frame_info): Update.
5562 (s390_init_frame_layout): Update.
5563 (s390_can_eliminate): Update.
5564 (save_gprs): Update.
5565 * config/spu/spu.c (spu_split_immediate): Update.
5566 (need_to_save_reg): Update.
5567 (spu_expand_prologue): Update.
5568 (spu_expand_epilogue): Update.
5569 * config/sparc/sparc.md: Update.
5570 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5571 (sparc_tls_got): Update.
5572 (legitimize_pic_address): Update.
5573 (sparc_emit_call_insn): Update.
5574 (sparc_expand_prologue): Update.
5575 (output_return): Update.
5576 (print_operand): Update.
5577 (sparc_function_ok_for_sibcall): Update.
5578 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5579 * config/m32r/m32r.md: Update.
5580 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5581 (m32r_compute_frame_size): Update.
5582 (m32r_expand_prologue): Update.
5583 (m32r_expand_epilogue): Update.
5584 (m32r_legitimize_pic_address): Update.
5585 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5586 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5587 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5589 (ix86_save_reg): Update.
5590 (ix86_compute_frame_layout): Update.
5591 (ix86_expand_prologue): Update.
5592 (ix86_expand_epilogue): Update.
5593 * config/sh/sh.c (output_stack_adjust): Update.
5594 (calc_live_regs): Update.
5595 (sh5_schedule_saves): Update.
5596 (sh_expand_prologue): Update.
5597 (sh_expand_epilogue): Update.
5598 (sh_setup_incoming_varargs): Update.
5599 (sh_allocate_initial_value): Update.
5600 (sh_get_pr_initial_val): Update.
5601 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5602 * config/sh/sh.md (label:): Update.
5603 * config/avr/avr.c (out_movhi_mr_r): Update.
5604 * config/crx/crx.h (enum): Update.
5605 * config/xtensa/xtensa.h (along): Update.
5606 * config/stormy16/stormy16.c Update.
5607 (xstormy16_compute_stack_layout): Update.
5608 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5609 (fr30_expand_prologue): Update.
5610 * config/cris/cris.c (cris_conditional_register_usage): Update.
5611 (cris_reg_saved_in_regsave_area): Update.
5612 (cris_initial_frame_pointer_offset): Update.
5613 (cris_simple_epilogue): Update.
5614 (cris_expand_prologue): Update.
5615 (cris_expand_epilogue): Update.
5616 (cris_expand_pic_call_address): Update.
5617 (cris_asm_output_symbol_ref): Update.
5618 (cris_asm_output_label_ref): Update.
5619 * config/cris/cris.md Update.
5620 * config/iq2000/iq2000.c (compute_frame_size): Update.
5621 (iq2000_expand_epilogue): Update.
5622 * config/mt/mt.h (save_direction): Update.
5623 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5624 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5625 (ia64_secondary_reload_class): Update.
5626 * config/m68k/m68k.c (m68k_save_reg): Update.
5627 (m68k_expand_prologue): Update.
5628 (m68k_expand_epilogue): Update.
5629 (legitimize_pic_address): Update.
5630 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5631 (first_reg_to_save): Update.
5632 (first_altivec_reg_to_save): Update.
5633 (compute_vrsave_mask): Update.
5634 (compute_save_world_info): Update.
5635 (rs6000_stack_info): Update.
5636 (spe_func_has_64bit_regs_p): Update.
5637 (rs6000_ra_ever_killed): Update.
5638 (rs6000_emit_eh_reg_restore): Update.
5639 (rs6000_emit_allocate_stack): Update.
5640 (rs6000_emit_prologue): Update.
5641 (rs6000_emit_epilogue): Update.
5642 (rs6000_output_function_epilogue): Update.
5643 (output_profile_hook): Update.
5644 (rs6000_elf_declare_function_name): Update.
5645 * config/rs6000/rs6000.h (rs6000_args): Update.
5646 * config/rs6000/rs6000.md: Update.
5647 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5648 * config/arc/arc.c (arc_output_function_epilogue): Update.
5649 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5650 * config/darwin.c (machopic_function_base_name): Update.
5651 * config/score/score3.c (score3_compute_frame_size): Update.
5654 (score3_epilogue): Update.
5655 * config/score/score7.c (score7_compute_frame_size): Update.
5656 (score7_prologue): Update.
5657 (score7_epilogue): Update.
5658 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5659 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5660 * config/arm/arm.c (use_return_insn): Update.
5661 (require_pic_register): Update.
5662 (arm_load_pic_register): Update.
5663 (arm_compute_save_reg0_reg12_mask): Update.
5664 (arm_compute_save_reg_mask): Update.
5665 (thumb1_compute_save_reg_mask): Update.
5666 (output_return_instruction): Update.
5667 (arm_output_function_prologue): Update.
5668 (arm_output_epilogue): Update.
5669 (arm_get_frame_offsets): Update.
5670 (arm_expand_prologue): Update.
5671 (thumb_pushpop): Update.
5672 (thumb_exit): Update.
5673 (thumb1_expand_prologue): Update.
5674 (thumb1_expand_epilogue): Update.
5675 (arm_unwind_emit): Update.
5676 (arm_output_fn_unwind): Update.
5677 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5678 * config/arm/arm.md: Update.
5679 * config/pa/pa.md: Update.
5680 * config/pa/pa.c (legitimize_pic_address): Update.
5681 (compute_frame_size): Update.
5682 (hppa_expand_prologue): Update.
5683 (hppa_expand_epilogue): Update.
5684 (borx_reg_operand): Update.
5685 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5686 (HARD_REGNO_RENAME_OK): Update.
5687 * config/mips/mips.c (mips_global_pointer): Update.
5688 (mips_save_reg_p): Update.
5689 (mips_compute_frame_info): Update.
5690 (mips_frame_pointer_required): Update.
5691 (mips_expand_prologue): Update.
5692 (mips_expand_epilogue): Update.
5693 (mips_can_use_return_insn): Update.
5694 (mips_reorg_process_insns): Update.
5695 * config/v850/v850.c (compute_register_save_size): Update.
5696 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5697 * config/mmix/mmix.c (along): Update.
5698 (mmix_expand_epilogue): Update.
5699 * config/bfin/bfin.c (legitimize_pic_address): Update.
5700 (must_save_p): Update.
5701 (stack_frame_needed_p): Update.
5702 (add_to_reg): Update.
5703 (bfin_expand_prologue): Update.
5704 * stmt.c (expand_asm_operands): Update.
5705 * reload1.c (reload): Update.
5706 (init_elim_table): Update.
5708 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5710 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5712 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5714 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5715 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5716 (mov<mode>): Removed.
5717 (*movv4sf_internal): Likewise.
5718 (*movv2df_internal): Likewise.
5720 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5722 * config.gcc (crx-*-elf): Remove deprecation.
5724 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5726 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5727 __gcc_deregister_frame with atexit.
5728 (deregister_frame_dtor): Remove.
5730 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5731 Nathan Sidwell <nathan@codesourcery.com>
5733 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5735 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5736 (rs6000_isel): Likewise.
5737 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5738 (rs6000_isel): New variable.
5739 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5741 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5744 * c-common.c (handle_vector_size_attribute): Call
5745 lang_hooks.types.reconstruct_complex_type instead of
5746 reconstruct_complex_type.
5747 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5748 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5749 * langhooks.h (struct lang_hooks_for_types): Add
5750 reconstruct_complex_type hook.
5751 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5752 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5754 2008-04-24 Richard Guenther <rguenther@suse.de>
5756 * c-common.h (check_builtin_function_arguments): Declare.
5757 * c-common.c (validate_nargs): New function.
5758 (check_builtin_function_arguments): Likewise.
5759 * c-typeck.c (build_function_call): Call
5760 check_builtin_function_arguments.
5761 * builtins.c (fold_builtin_classify): Remove error reporting code.
5762 (fold_builtin_unordered_cmp): Likewise.
5763 (fold_builtin_1): Likewise.
5764 (fold_builtin_n): Likewise.
5766 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5768 PR tree-optimization/36008
5769 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5770 the original op1, rather than delta by step.
5772 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5773 Sebastian Pop <sebastian.pop@amd.com>
5775 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5776 eliminate_local_variables_stmt, eliminate_local_variables,
5777 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5778 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5779 of code delimited by two edges in the CFG.
5780 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5781 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5782 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5783 the case of parallelisation of reductions.
5784 (expr_invariant_in_region_p): New.
5786 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5787 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5789 2008-04-24 Ira Rosen <irar@il.ibm.com>
5790 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/36034
5793 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5794 incapable of dealing with loads with gaps.
5796 2008-04-24 Rafael Espindola <espindola@google.com>
5798 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5799 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5800 vrp_evaluate_conditional.
5801 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5802 (vrp_evaluate_conditional): Split the cond argument.
5803 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5804 (simplify_stmt_for_jump_threading): Update call to
5805 vrp_evaluate_conditional.
5807 2008-04-24 Ira Rosen <irar@il.ibm.com>
5809 PR tree-optimization/35982
5810 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5811 interleaved data-refs are of the same type.
5813 2008-04-24 Danny Smith <dannysmith@users.net>
5815 * c-format.c (check_format_info_main): Use strncmp rather than a
5816 magic prefix to handle multichar length specs.
5817 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5818 Don't prefix "I64" and "I32" with '\0'.
5820 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5823 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5824 in registers for -m32 only if stdarg_p (fntype).
5826 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5828 PR rtl-optimization/36006
5829 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5830 temp to op0 in order to avoid invalid rtx sharing.
5832 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5834 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5835 check TREE_INVARIANT.
5836 * tree-gimple.c (is_gimple_address): New.
5837 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5838 * tree-gimple.h (is_gimple_address): New.
5839 * tree.h (decl_address_invariant_p): New.
5840 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5841 (build_string): Likewise.
5842 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5843 (tree_invariant_p_1): Likewise.
5844 (save_expr): Use it.
5845 (tree_invariant_p): New.
5846 (skip_simple_arithmetic): Use it.
5847 (stabilize_reference_1): Use it.
5848 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5850 (build1_stat): Drop code to compute TREE_INVARIANT.
5851 (build2_stat): Drop code to compute TREE_INVARIANT.
5852 (build3_stat): Drop code to compute TREE_INVARIANT.
5853 (build4_stat): Drop code to compute TREE_INVARIANT.
5854 (build5_stat): Drop code to compute TREE_INVARIANT.
5855 (build7_stat): Drop code to compute TREE_INVARIANT.
5856 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5857 * tree.h (struct tree_base): Remove invariant_flag.
5858 (TREE_INVARIANT): Remove.
5859 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5860 (fold_builtin_expect): Check TREE_CONSTANT.
5861 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5862 * c-tree.h (c_expr_to_decl): Drop third parameter.
5863 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5864 (build_c_cast): Don't set TREE_INVARIANT.
5865 (pop_init_level): Don't set TREE_INVARIANT.
5866 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5867 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5869 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5870 (gimplify_addr_expr): Adjust comment.
5871 * tree-mudflap.c (mf_build_string):
5872 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5873 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5874 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5875 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5876 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5877 * langhooks.h (struct lang_hooks): Drop third parameter from
5880 2008-04-23 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/27799
5883 PR tree-optimization/32921
5884 PR tree-optimization/32624
5885 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5886 SMTs aliases and the tag itself into the solution.
5887 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5888 merge the points-to solution back into the SMT aliases.
5889 (may_alias_p): Use alias_set_subset_of instead of
5890 aliases_conflict_p. A pointer which points to
5891 memory with alias set zero may access any variable.
5893 2008-04-23 Richard Guenther <rguenther@suse.de>
5895 * alias.c (alias_set_subset_of): Correctly handle asking
5896 if zero is a subset of an alias set with zero child.
5897 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5898 (compute_flow_insensitive_aliasing): Correctly walk all
5899 pointers. Do not unnecessarily union sets.
5901 2008-04-23 Richard Guenther <rguenther@suse.de>
5904 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5906 2008-04-22 Tomas Bily <tbily@suse.cz>
5908 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5910 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5912 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5913 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5914 * tree-inline.c (estimate_num_insns_1): Likewise.
5915 * varasm.c (const_hash_1, compare_constant, copy_constant)
5916 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5917 * emit-rtl.c (component_ref_for_mem_expr)
5918 (set_mem_attributes_minus_bitpos): Likewise.
5919 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5920 (is_aligning_offset): Likewise.
5921 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5922 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5923 * dojump.c (do_jump): Likewise.
5924 * builtins.c (get_pointer_alignment, get_memory_rtx)
5925 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5926 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5928 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5930 PR rtl-optimization/36017
5931 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5932 expanding the library call.
5934 2008-04-22 Ian Lance Taylor <iant@google.com>
5936 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5939 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5941 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5942 of LR/CTR moves for Power6.
5944 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5947 * passes.c (init_optimization_passes): Remove
5948 pass_fast_rtl_byte_dce.
5950 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5953 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5954 builtin functions to generate faster code.
5955 (_mm_cvtpu16_ps): Ditto.
5956 (_mm_cvtpi32x2_ps): Ditto.
5958 2008-04-22 Nick Clifton <nickc@redhat.com>
5960 * common.opt (ftree-loop-distribution): Add Optimization
5963 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5964 (frv_expand_builtin_va_start): Likewise.
5966 * config/arm/arm.c (thumb_find_work_register): Fix location of
5967 argument register count.
5969 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5971 Support scheduling for ColdFire V1 and V3 microarchitecture.
5972 Improve scheduling of multiplication instructions.
5974 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5975 (mac): New instruction attribute.
5976 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5977 (m68k_sched_mac): New variable.
5978 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5979 Handle cfv1 and cfv3.
5980 (max_insn_size): New static variable.
5981 (struct _sched_ib): New type.
5982 (sched_ib): New static variable.
5983 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5984 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5985 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5987 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5988 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5989 new variables. Update.
5990 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5991 Add modeling of cfv3 instruction buffer. Update.
5992 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5993 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5994 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5995 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5996 a particular reservation applies to.
5997 (type2): Reorganize attribute values. Rename alu to alu_reg,
5998 alu_l to alu, move_l to omove. Join move to alu. Split mul
6000 (cf_ib_*): Simplify description of instruction buffer.
6001 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6002 (cf_mem): Split into cf_mem1 and cf_mem2.
6003 (cf_v2_move_??): Rename to cfv12_alu_??.
6004 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6005 (cf_v2_mul_??): Remove reservations.
6006 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6007 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6008 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6010 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6011 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6012 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6013 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6014 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6015 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6016 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6017 expansions of the above reservations for instructions of sizes
6020 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6022 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6024 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6026 * coverage.c: Include tree-pass.h.
6027 (coverage_counter_alloc): Print da_file_name to the dump file.
6029 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6031 * sbitmap.c (sbitmap_range_empty_p): New function.
6032 * sbitmap.h (sbitmap_range_empty_p): New function.
6033 * bitmap.h: Now includes obstack.h.
6035 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6036 Kenneth Zadeck <zadeck@naturalbridge.com>
6038 * dbgcnt.def (ra_byte_scan): Added.
6039 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6040 when the last hit happens for a counter.
6041 * timevar.def (TV_DF_BYTE_LR): New variable.
6042 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6043 * passes.c (pass_fast_rtl_byte_dce): New pass.
6044 * fwprop.c (update_df): Added mode to call df_ref_create.
6045 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6046 DF_REF_EXTRACT_OFFSET.
6047 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6048 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6050 (df_ref_extract): Added mode field.
6051 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6052 DF_REF_EXTRACT_OFFSET.
6053 (DF_REF_EXTRACT_MODE): New macro.
6054 (df_byte_lr_bb_info): New structure.
6055 (df_print_byte_regset, df_compute_accessed_bytes,
6056 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6057 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6058 df_byte_lr_simulate_uses,
6059 df_byte_lr_simulate_artificial_refs_at_top,
6060 df_byte_lr_simulate_artificial_refs_at_end,
6061 df_compute_accessed_bytes): New function.
6062 (df_ref_create): Add parameter.
6063 (df_byte_lr_get_bb_info): New inline function.
6064 * df-scan.c (df_ref_record, df_uses_record,
6065 df_ref_create_structure): Added mode parameter.
6066 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6067 df_defs_record, df_uses_record, df_get_conditional_uses,
6068 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6069 df_entry_block_defs_collect, df_exit_block_uses_collect):
6070 Added mode parameter to calls to df_ref_record, df_uses_record,
6071 df_ref_create_structure.
6072 (df_ref_equal_p, df_ref_compare): Added test for modes.
6073 (df_ref_create_structure): Added code to set mode. Renamed
6074 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6075 DF_REF_EXTRACT_OFFSET.
6076 * df-core.c (df_print_byte_regset): New function.
6077 * df-byte-scan.c: New file.
6078 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6079 calls to BITMAP_FREE.
6080 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6081 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6082 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6083 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6084 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6085 df_byte_lr_local_compute, df_byte_lr_init,
6086 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6087 df_byte_lr_transfer_function, df_byte_lr_free,
6088 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6089 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6090 df_byte_lr_simulate_uses,
6091 df_byte_lr_simulate_artificial_refs_at_top,
6092 df_byte_lr_simulate_artificial_refs_at_end): New function.
6093 * dce.c (byte_dce_process_block): New function.
6094 (dce_process_block): au is now passed in rather than computed
6095 locally. Changed loops that look at artificial defs to not look
6096 for conditional or partial ones, because there never are any.
6097 (fast_dce): Now is able to drive byte_dce_process_block or
6098 dce_process_block depending on the kind of dce being done.
6099 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6100 (rest_of_handle_fast_byte_dce): New function.
6101 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6102 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6104 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6107 * gcc.h: Added fortran options that take arguments to
6108 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6111 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6113 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6114 scalarization if on the LHS and not a full access.
6116 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6118 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6120 2008-04-18 Rafael Espindola <espindola@google.com>
6122 * tree-vrp.c (find_case_label_index): Fix the binary search.
6123 (find_case_label_range): New.
6124 (vrp_visit_switch_stmt): Use find_case_label_range.
6125 (simplify_switch_using_ranges): Use find_case_label_range.
6127 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6129 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6130 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6132 2008-04-18 Tom Tromey <tromey@redhat.com>
6135 * doc/cpp.texi (Implementation-defined behavior): Mention
6138 2008-04-18 Ian Lance Taylor <iant@google.com>
6140 * fold-const.c (pointer_may_wrap_p): New static function.
6141 (fold_comparison): Add another test for pointer overflow. Use
6142 pointer_may_wrap_p to disable some false positives.
6144 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6146 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6147 (fname_as_string): Match updated cpp_interpret_string prototype.
6148 (fix_string_type): Support char16_t* and char32_t*.
6149 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6150 derivative) nodes. Register as builtin if C++0x.
6151 (c_parse_error): Support CPP_CHAR{16,32}.
6152 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6153 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6154 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6155 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6156 CTI_CHAR32_ARRAY_TYPE>: New elements.
6157 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6158 char32_type_node, signed_char32_type_node, char16_array_type_node,
6159 char32_array_type_node): New defines.
6160 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6161 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6162 (lex_string): Support CPP_STRING{16,32}, match updated
6163 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6164 (lex_charconst): Support CPP_CHAR{16,32}.
6165 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6166 and CPP_STRING{16,32}.
6168 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6171 * aclocal.m4: Regenerate.
6172 * configure: Regenerate.
6174 2008-04-18 Jan Hubicka <jh@suse.cz>
6176 * except.c (dw2_size_of_call_site_table,
6177 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6179 * cgraphbuild.c (build_cgraph_edges): Update.
6180 * tree-pass.h: Update comment.
6181 * final.c (leaf_function_p): Update.
6182 (leaf_renumber_regs): Update.
6183 (rest_of_clean_state): Update.
6184 * omp-low.c (expand_omp_parallel): Update.
6185 * ipa-reference.c (analyze_function): Update.
6186 * reorg.c (find_end_label): Update.
6187 (optimize_skip): Update.
6188 (fill_simple_delay_slots): Update.
6189 (fill_simple_delay_slots): Update.
6190 (make_return_insns): Update.
6191 (dbr_schedule): Update.
6192 * gimple-low.c (record_vars_into): Update.
6193 * cfgbuild.c (make_edges): Update.
6194 * function.c (assign_stack_local): Update.
6195 (assign_parm_adjust_stack_rtl): Update.
6196 (locate_and_pad_parm): Update.
6197 (allocate_struct_function): Do not initialize stack_alignment_needed
6198 and preferred_stack_boundary here.
6199 (stack_protect_prologue): Update.
6200 (stack_protect_epilogue): Update.
6201 (expand_function_start): Initialize stack_alignment_needed,
6202 preferred_stack_boundary and max_jumptable_ents.
6203 (expand_function_end): Update.
6204 (free_after_compilation): Do not NULLify epilogue_delay_list.
6205 * function.h (struct rtl_data): Add stack_protect_guard,
6206 stack_alignment_needed,
6207 preferred_stack_boundary, epilogue_delay_list.
6208 (struct function): Remove value_histograms, stack_alignment_needed,
6209 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6211 unexpanded_var_list, stack_protect_guard.
6212 (current_function_epilogue_delay_list): Remove.
6213 * ipa-type-escape.c (analyze_function): Update.
6214 * gimplify.c (pop_gimplify_context): Update comment.
6215 * calls.c (expand_call): Update.
6216 (emit_library_call_value_1): Update.
6217 * except.c (set_nothrow_function_flags): Update.
6218 * cfgexpand.c (get_decl_align_unit): Update.
6219 (create_stack_guard): Update.
6220 (estimated_stack_frame_size): Update.
6221 (expand_used_vars): Update.
6222 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6223 * explow.c (allocate_dynamic_stack_space): Update.
6224 * tree-ssa-live.c (remove_unused_locals): Update.
6225 * varasm.c (mark_constant_pool): Update.
6226 * tree-inline.c (remap_decls): Update.
6227 (initialize_cfun): Update.
6228 (declare_return_variable): Update.
6229 (inline_forbidden_p): Update.
6230 (expand_call_inline): Update.
6231 (declare_inline_vars): Update.
6232 (tree_function_versioning): Update.
6233 * tree-flow.h (value_histograms): New.
6234 (VALUE_HISTOGRAMS): New macro.
6235 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6237 * tree-cfg.c (set_bb_for_stmt): Update.
6238 (replace_by_duplicate_decl): Update.
6239 (move_block_to_fn): Update.
6240 (new_label_mapper): Update.
6241 (dump_function_to_file): Update.
6242 * ipa-struct-reorg.c (build_data_structure): Update.
6243 * cfgrtl.c (print_rtl_with_bb): Update.
6244 * reload1.c (reload): Update.
6246 * config/i386/i386.c (setup_incoming_varargs_64,
6247 ix86_compute_frame_layout): Update.
6248 * config/arc/arc.c (arc_output_function_epilogue): Update.
6250 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6252 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6253 for FreeBSD as well.
6254 * gthr-posix95.h: Likewise.
6256 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6258 PR rtl-optimization/35838
6259 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6260 out the byte offset of the first subreg.
6262 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6264 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6265 to split_ti instead of three separate calls with single member arrays.
6266 (subti3 splitter): Ditto.
6267 (adddi3 splitter): Ditto with split_di.
6268 (subdi3 splitter): Ditto.
6269 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6270 two separate calls with single member arrays. Swap match_dup
6271 operands 1 and 2 to better fit into the array.
6272 (negdi2 splitter): Ditto with split_di.
6273 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6274 two separate calls with single member arrays. Swap match_dup operands
6275 6 and 7 to better fit into the array.
6277 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6279 * config/i386/i386.c (sse_builtin_type): New.
6280 (bdesc_sse_args): Likewise.
6281 (bdesc_sse_3arg): Removed.
6282 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6283 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6284 IX86_BUILTIN_ROUNDPS.
6285 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6286 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6287 IX86_BUILTIN_ROUNDPS.
6288 (ix86_expand_sse_4_operands_builtin): Removed.
6289 (ix86_expand_sse_operands_builtin): New.
6290 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6291 and CODE_FOR_sse4_1_roundps.
6292 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6293 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6295 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6298 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6299 regs before frame pop when needed. If use_backchain_to_restore_sp
6300 then load backchain into a temp reg to restore vr and vrsave. Add
6301 code to restore vr after frame pop if possible.
6303 2008-04-17 Richard Guenther <rguenther@suse.de>
6305 * tree-vn.c (expressions_equal_p): Do not check type
6306 equality or compatibility before calling operand_equal_p.
6307 * fold-const.c (operand_equal_p): Check equivalence of
6308 integer constants before bailing out due to signedness or
6309 precision differences.
6310 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6311 spurious differences in type qualification. Ignore types
6312 for COMPONENT_REFs at all.
6314 2008-04-17 Christian Bruel <christian.bruel@st.com>
6316 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6317 msw_skip comparison.
6319 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6322 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6325 PR tree-optimization/35899
6326 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6327 rather than TREE_OPERAND.
6329 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6333 temporary registers. Change operand predicate to general_operand.
6334 (remainderxf3): Ditto.
6336 2008-04-16 Richard Guenther <rguenther@suse.de>
6338 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6339 * tree-affine.c (aff_combination_expand): Look through some
6342 2008-04-15 Doug Kwan <dougkwan@google.com>
6344 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6346 * tree-pretty-print.c (dump_generic_node): Ditto.
6347 * final.c (output_addr_const): Ditto.
6348 * dwarf2out.c (output_cfi): Ditto.
6349 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6350 * print-rtl.c (print_rtx): Ditto.
6351 * print-tree.c (print_node_brief, print_node): Ditto.
6352 * c-common.c (match_case_to_enum_1): Ditto.
6353 * sched-vis.c (print_value): Ditto.
6354 * config/i386/i386.c (print_operand): Cast to long unsigned int
6357 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6358 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6359 MS Windows VirtualProtect function.
6361 2008-04-15 Jan Hubicka <jh@suse.cz>
6363 * gengtype.c (write_root): Param_is argument is OK.
6364 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6365 * function.h: Include varray.h
6366 (rtl_eh): New stucture based on except.c one.
6367 (call_site_record): New forward declaration and vector type.
6368 * calls.c (emit_call_1): Do not call
6369 note_current_region_may_contain_throw.
6370 * except.c (eh_status): Remove cur_region, try_region since they are
6372 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6373 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6374 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6375 Remove call_site_data_used, call_site_data_size.
6376 Turn call_site_record into vector in function.h.
6377 (note_current_region_may_contain_throw): Remove.
6378 (get_exception_pointer, get_exception_filter): Do not take struct
6379 function argument; update.
6380 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6381 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6382 build_post_landing_pads, dw2_build_landing_pads,
6383 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6384 sjlj_emit_function_enter, sjlj_emit_function_enter,
6385 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6386 sjlj_build_landing_pads, finish_eh_generation,
6387 remove_exception_handler_label, remove_eh_handler,
6388 maybe_remove_eh_handler, add_reachable_handler,
6389 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6390 add_action_record, collect_one_action_chain, add_call_site,
6391 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6392 sjlj_output_call_site_table, output_function_exception_table,
6393 * except.h (note_current_region_may_contain_throw): Remove
6394 (get_exception_pointer, get_exception_filter): Do not take struct
6396 * Makefile.in (GTFILES): Put varargs before struct function.
6398 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6400 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6401 punt for STRING_CST.
6402 (get_constraint_for): Deal with STRING_CST here instead.
6404 2008-04-15 Richard Guenther <rguenther@suse.de>
6406 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6407 statements in a basic-block with a backward walk. Do not
6408 substitute into dead statements but instead remove those.
6410 2008-04-15 Richard Guenther <rguenther@suse.de>
6412 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6413 to zero, thus disable creation of SFTs.
6415 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6417 * tree-predcom.c (suitable_reference_p): Return false if the
6418 reference can throw.
6420 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6423 * c-decl.c (finish_decl): If extern or static var has variable
6424 size, set TREE_TYPE (decl) to error_mark_node.
6426 2008-04-15 Rafael Espindola <espindola@google.com>
6428 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6431 2008-04-15 Richard Guenther <rguenther@suse.de>
6433 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6434 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6435 (visit_reference_op_load): Do walk vuse-vdef chains on
6436 vn_reference_lookup.
6437 (visit_reference_op_store): But do not here.
6438 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6439 vn_reference_lookup.
6440 (vn_lookup_with_vuses): But do so here.
6442 2008-04-14 Ian Lance Taylor <iant@google.com>
6444 * fold-const.c (fold_overflow_warning): Remove assertion.
6446 2008-04-15 Ben Elliston <bje@au.ibm.com>
6448 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6449 temp1 local variables.
6451 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6454 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6455 ".text.unlikely" section as executable.
6457 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6459 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6460 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6461 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6462 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6463 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6464 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6465 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6467 2008-04-14 Ian Lance Taylor <iant@google.com>
6469 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6470 * fold-const.c (fold_comparison): If appropriate, test
6471 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6472 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6473 reassociating a pointer type.
6474 * doc/invoke.texi (Optimize Options): Document that
6475 -fstrict-overflow applies to pointer wraparound.
6477 2008-04-13 Jan Hubicka <jh@suse.cz>
6479 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6481 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6483 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6484 we are going to "save the world".
6486 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6488 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6489 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6490 operand 0 constraint, not "=".
6492 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6494 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6496 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6498 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6499 of size of positions_needed * CHAR_BIT.
6501 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6504 * dse.c (store_info): Change positions_needed to unsigned
6506 (lowpart_bitmask): New.
6507 (record_store): Cast to unsigned HOST_WIDE_INT for
6508 positions_needed. Assert width <= size of positions_needed *
6509 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6510 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6511 lowpart_bitmask to set mask.
6513 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6515 * config/bfin/constraints.md: New file.
6516 * config/bfin/bfin.md: Include it.
6517 (adddi3): Use satisfies_constraint functions instead of the old macros.
6518 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6519 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6520 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6521 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6522 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6523 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6524 EXTRA_CONSTRAINT): Delete.
6525 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6526 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6528 * config/bfin/bfin.c: Include "tm-constrs.h".
6529 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6530 Use satisfies_constraint functions instead of the old macros.
6531 * doc/md.texi (Blackfin Constraints): Update file name reference.
6533 2008-04-11 Richard Guenther <rguenther@suse.de>
6535 PR tree-optimization/35869
6536 * tree-vrp.c (execute_vrp): Move switch statement update after
6537 jump threading. Schedule another cfg cleanup run.
6539 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6542 * attribs.c (decl_attributes): Return early on errorneous node.
6544 2008-04-10 Oleg Ryjkov <olegr@google.com>
6546 * tree.h (struct tree_base): Added a new flag default_def_flag.
6547 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6549 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6551 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6553 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6556 * pa.md: Define mode iterator P. Define mode attribute dwc.
6557 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6558 (icacheflush): Likewise.
6559 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6560 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6562 2008-04-11 Ben Elliston <bje@au.ibm.com>
6564 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6566 2008-04-10 Rafael Espindola <espindola@google.com>
6568 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6569 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6570 (extract_range_from_expr): The same.
6572 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6574 * config/mips/mips.md (GPR2): New mode iterator.
6576 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6577 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6578 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6579 Rewrite these to take two modes, the mode of comparison and the
6580 mode of the destination.
6581 * config/mips/mips.c (mips_expand_scc): Instead of having
6582 paradoxical subreg as destination, expand "narrowing" scc if mode
6583 of comparison is SI and target is requested in DI mode.
6584 (mips_emit_int_order_test): Update comment. Make mode of
6585 comparison match CMP0 rather than TARGET. When creating inverse
6586 target use mode of TARGET.
6588 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6590 * gcov-dump.c (tag_summary): Only print summaries for the first
6591 GCOV_COUNTERS_SUMMABLE counters.
6593 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6595 * config/i386/i386.md (absneg): New code iterator.
6596 (absnegprefix): New code attribute.
6597 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6598 patterns using absneg code iterator.
6599 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6600 using absneg code iterator.
6601 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6602 *neg<mode>2 patterns using absneg code iterator.
6603 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6604 *negextendsfdf2 patterns using absneg code iterator.
6605 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6606 *negextendsfxf2 patterns using absneg code iterator.
6607 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6608 *negextendsfdf2 patterns using absneg code iterator.
6609 * config/i386/sse.md (<code><mode>2): Macroize expander from
6610 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6612 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6614 * config/s390/s390.h: Remove the remains of the recent search
6615 & replace action of current_function_outgoing_args_size.
6617 2008-04-10 Ira Rosen <irar@il.ibm.com>
6619 PR tree-optimization/35821
6620 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6621 NEW_STMT_LIST is not NULL.
6623 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6626 * toplev.c (process_options): Remove -ffunction-sections debugging
6629 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6631 PR middle-end/PR28690
6632 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6633 than gen_rtx_fmt_ee to perform more canonicalizations.
6635 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6638 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6640 2008-04-09 Richard Guenther <rguenther@suse.de>
6642 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6643 (dump_function_to_file): Dump function arguments with types.
6645 2008-04-08 Richard Guenther <rguenther@suse.de>
6647 * fold-const.c (fold_widened_comparison): Do not allow
6648 sign-changes that change the result.
6650 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6653 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6654 kinds of indirect references.
6656 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6658 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6659 GNU Fortran language string.
6661 2008-04-08 Rafael Espindola <espindola@google.com>
6663 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6664 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6665 * tree.h (tree_call_nonnegative_warnv_p): New.
6667 2008-04-08 Jan Hubicka <jh@suse.cz>
6669 * function.c (free_after_compilation): Clear out regno_reg_rtx
6672 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6675 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6677 PR middle-end/PR28690
6678 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6679 same precedence as REG_POINTER and MEM_POINTER operands.
6681 2008-04-08 Richard Guenther <rguenther@suse.de>
6684 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6685 for adding index to base.
6687 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6689 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6690 (MINGW_ENABLE_EXECUTE_STACK): New.
6691 (IN_LIBGCC2): For libgcc include windows.h file for
6692 function declarations.
6694 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6696 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6697 and tem2 if tem1 is not a REG or MULT.
6699 2008-04-08 Jan Hubicka <jh@suse.cz>
6701 * function.h (incomming_args): Break out of struct function.
6702 (function_subsections): Break out of struct function.
6703 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6704 return_rtx and hard_reg_initial_vals from struct function.
6705 Kill inl_max_label_num.
6706 (current_function_pops_args, current_function_args_info,
6707 current_function_args_size, current_function_args_size,
6708 current_function_pretend_args_size,
6709 current_function_outgoing_args_size,
6710 current_function_internal_arg_pointer, current_function_return_rtx):
6711 Kill compatibility accestor macros.
6712 * builtins.c (expand_builtin_apply_args_1): Update.
6713 (expand_builtin_next_arg): Update.
6714 * df-scan.c (df_get_call_refs): Update.
6715 * dbxout.c (dbxout_function_end): Update.
6716 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6717 (output_line_info): Update.
6718 (secname_for_decl): Update.
6719 (dwarf2out_var_location): Update.
6720 * function.c (free_after_compilation): Update.
6721 (assign_parm_find_stack_rtl): Update.
6722 (assign_parms): Update.
6723 (expand_dummy_function_end): Update.
6724 (expand_function_end): Update.
6725 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6726 (expand_call): Update.
6727 (emit_library_call_value_1): Update.
6728 (store_one_arg): Update.
6729 * varasm.c (initialize_cold_section_name): Update.
6730 (unlikely_text_section): Update.
6731 (unlikely_text_section_p): Update.
6732 (assemble_start_function): Update.
6733 (assemble_end_function): Update.
6734 (default_section_type_flags): Update.
6735 (switch_to_section): Update.
6736 * integrate.c (set_decl_abstract_flags): Update.
6737 (get_hard_reg_initial_val): Update.
6738 (has_hard_reg_initial_val): Update.
6739 (allocate_initial_values): Update.
6740 * resource.c (init_resource_info): Update.
6741 * config/alpha/alpha.c (NUM_ARGS): Update.
6742 (direct_return): Update.
6743 (alpha_va_start): Update.
6744 (alpha_sa_size): Update.
6745 (alpha_initial_elimination_offset): Update.
6746 (alpha_expand_prologue): Update.
6747 (alpha_start_function): Update.
6748 (alpha_expand_epilogue): Update.
6749 (unicosmk_initial_elimination_offset):
6750 * config/alpha/alpha.md (call expander): Update.
6751 * config/s390/s390.c (s390_register_info): Update.
6752 (s390_register_info): Update.
6753 (s390_frame_info): Update.
6754 (s390_initial_elimination_offset): Update.
6755 (s390_build_builtin_va_list): Update.
6756 (s390_va_start): Update.
6757 * config/spu/spu.c (direct_return): Update.
6758 (spu_expand_prologue): Update.
6759 (spu_initial_elimination_offset): Update.
6760 (spu_build_builtin_va_list): Update.
6761 (spu_va_start): Update.
6762 * config/sparc/sparc.c (sparc_init_modes): Update.
6763 (sparc_compute_frame_size): Update.
6764 (function_value): Update.
6765 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6766 * config/i386/i386.md (return expander): Update.
6767 * config/i386/i386.c (ix86_va_start): Update.
6768 (ix86_can_use_return_insn_p): Update.
6769 (ix86_compute_frame_layout): Update.
6770 (ix86_expand_epilogue): Update.
6771 * config/sh/sh.c (output_stack_adjust): Update.
6772 (calc_live_regs): Update.
6773 (sh_expand_prologue): Update.
6774 (sh_builtin_saveregs): Update.
6775 (sh_va_start): Update.
6776 (initial_elimination_offset): Update.
6777 (sh_allocate_initial_value): Update.
6778 (sh_function_ok_for_sibcall): Update.
6779 (sh_get_pr_initial_val): Update.
6780 * config/sh/sh.md (return expander): Update.
6781 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6782 * config/crx/crx.c (crx_compute_frame): UPdate.
6783 (crx_initial_elimination_offset): UPdate.
6784 * config/xtensa/xtensa.c (compute_frame_size): Update
6785 (xtensa_builtin_saveregs): Update.
6786 (xtensa_va_start): Update.
6787 (order_regs_for_local_alloc): Update.
6788 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6789 (xstormy16_expand_builtin_va_start): Update.
6790 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6791 * config/m68hc11/m68hc11.md (return expanders): Update.
6792 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6793 (expand_epilogue): Update.
6794 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6795 (cris_simple_epilogue): Update.
6796 (cris_expand_prologue): Update.
6797 (cris_expand_epilogue): Update.
6798 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6799 (compute_frame_size): Update.
6800 * config/mt/mt.c (mt_compute_frame_size): Update.
6801 * config/mn10300/mn10300.c (expand_prologue): Update.
6802 (expand_epilogue): Update.
6803 (initial_offset): Update.
6804 (mn10300_builtin_saveregs):
6805 * config/mn10300/mn10300.md (return expander): Update.
6806 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6807 (ia64_initial_elimination_offset): Update.
6808 (ia64_initial_elimination_offset): Update.
6809 (ia64_expand_prologue): Update.
6810 * config/m68k/m68k.md (return expander): Update.
6811 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6812 (rs6000_stack_info): Update.
6813 * config/mcore/mcore.c (layout_mcore_frame): Update.
6814 (mcore_expand_prolog): Update.
6815 * config/arc/arc.c (arc_compute_frame_size): Update.
6816 * config/score/score3.c (score3_compute_frame_size): Update.
6817 * config/score/score7.c (score7_compute_frame_size): Update.
6818 * config/arm/arm.c (use_return_insn): Update.
6819 (thumb_find_work_register): Update.
6820 (arm_compute_save_reg_mask): Update.
6821 (arm_output_function_prologue): Update.
6822 (arm_output_epilogue): Update.
6823 (arm_size_return_regs): Update.
6824 (arm_get_frame_offsets): Update.
6825 (arm_expand_prologue): Update.
6826 (thumb_exit): Update.
6827 (thumb_unexpanded_epilogue): Update.
6828 (thumb1_output_function_prologue): Update.
6829 * config/pa/pa.md (return expander): Update.
6830 * config/pa/pa.c (compute_frame_size): Update.
6831 (hppa_builtin_saveregs): Update.
6832 * config/mips/mips.c (mips_va_start): Update.
6833 (mips16_build_function_stub): Update.
6834 (mips_compute_frame_info): Update.
6835 (mips_restore_gp): Update.
6836 (mips_output_function_prologue): Update.
6837 (mips_expand_prologue): Update.
6838 * config/v850/v850.c (compute_frame_size): Update.
6839 (expand_prologue): * config/mmix/mmix.c (along): update.
6840 (mmix_initial_elimination_offset): update.
6841 (mmix_reorg): update.
6842 (mmix_use_simple_return): update.
6843 (mmix_expand_prologue): update.
6844 (mmix_expand_epilogue): Update.
6845 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6846 (emit_link_insn): Update.
6848 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6850 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6851 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6853 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6856 2008-04-07 Jan Hubicka <jh@suse.cz>
6858 * function.h (rtl): Rename to x_rtl.
6860 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6861 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6862 used_temp_slots avail_temp_slots, temp_slot_level,
6863 nonlocal_goto_handler_labels): Update accesstors.
6864 (rtl): New global variable.
6865 (struct function): Move some fileds to rtl_data.
6866 (get_arg_pointer_save_area): Update prototype.
6867 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6868 get_arg_pointer_save_area.
6869 * expr.c (init_expr): Update
6870 * function.c (get_frame_size): Update
6871 (assign_stack_local): Update
6872 (expand_function_end): Update.
6873 (get_art_pointer_save_area): Update
6875 * emit-rtl.c (rtl): Declare.
6876 (regno_reg_rtx): Declare.
6877 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6879 (gen_reg_rtx): Update.
6880 * varasm.c (n_deferred_constatns): Update accestor.
6881 (init_varasm_status): Do not allocate varasm_status.
6882 (force_const_mem, get_pool_size, output_constant_pool): Update.
6883 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6884 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6885 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6886 * sparc/sparc.h (INIT_EXPANDERS): Update.
6887 * ia64/ia64.h (INIT_EXPANDERS): Update.
6889 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6891 * reload.c (push_secondary_reload): Add missing break to for loop.
6893 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6895 PR middle-end/PR28690
6896 * rtlanal.c: Update copyright years.
6897 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6898 as REG_POINTER and MEM_POINTER operands.
6899 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6900 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6901 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6902 * gcse.c: Update copyright years.
6903 (pre_delete): Call gen_reg_rtx_and_attrs.
6904 (hoist_code): Likewise.
6905 (build_store_vectors): Likewise.
6906 (delete_store): Likewise.
6907 * loop-invariant.c (move_invariant_reg): Likewise.
6908 Update copyright years.
6910 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6913 control string instead of quoted.
6915 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6917 * doc/rtl.texi: Rewrite of subreg section.
6919 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6922 * config/i386/i386.c (legitimize_pic_address): Add treating
6923 of dllimport SYM_REF's.
6924 (legitimize_dllimport_symbol): Add prototype.
6926 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6928 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6929 reference in constructor with non self-referential type.
6931 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6933 Removal of Return with Depressed Stack Pointer support
6934 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6935 (ECF_SP_DEPRESSED): Likewise.
6936 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6937 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6938 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6939 (expand_call): Do not test ECF_SP_DEPRESSED.
6940 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6941 * function.c (keep_stack_depressed): Delete.
6942 (handle_epilogue_set): Likewise.
6943 (update_epilogue_consts): Likewise.
6944 (emit_equiv_load): Likewise.
6945 (thread_prologue_and_epilogue_insns): Remove support for Return with
6946 Depressed Stack Pointer.
6947 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6949 2008-04-06 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/35400
6952 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6953 information from SSA_NAMEs.
6955 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6957 * config/avr/avr.h (avr_mega_p): Remove declaration.
6958 (AVR_MEGA): Remove macro.
6959 * config/avr/avr.c (avr_mega_p): Remove variable.
6960 (avr_override_options): Remove inicializion of avr_mega_p.
6961 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6962 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6963 (avr_jump_mode): (Ditto.).
6964 (avr_output_progmem_section_asm_op): (Ditto.).
6965 (avr_asm_init_sections): (Ditto.).
6966 (avr_asm_init_sections): (Ditto.).
6967 (avr_rtx_costs): (Ditto.).
6968 * config/avr/avr.md: (Ditto.).
6969 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6972 2008-04-06 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/35842
6975 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6976 is_gimple_invariant_address.
6978 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6980 * gcc.c (default_compilers): Sync Fortran extensions list with
6981 that in fortran/lang-specs.h.
6982 * doc/invoke.texi: Likewise.
6983 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6984 * dwarf2out.c (gen_compile_unit_die): Likewise.
6986 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6988 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6990 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6994 attribute is used for nested functions.
6996 2008-04-05 Jan Hubicka <jh@suse.cz>
6998 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7000 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7002 (dump_files): Update.
7003 (enable_rtl_dump_file): Do not accept letter argument.
7004 * tree-pass.h (dump_file_info): Remove letter argument.
7005 * toplev.c (decode_d_option): Update -da handling.
7006 * toplev.h (enable_rtl_dump_file): Update prototype.
7007 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7008 it out based on pass type.
7009 (register_dump_files_1): Likewise.
7010 (init_optimization_passes): Update register_one_dump_file calls.
7011 (execute_one_pass): Sanity check that IPA passes are called at IPA
7012 level and RTL passes at RTL level.
7013 (execute_pass_list): IPA pass can not be after or subpass of
7015 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7016 disallov RTL subpasses of IPA subpasses.
7018 2008-04-05 Ben Elliston <bje@au.ibm.com>
7020 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7021 builtins that return exactly once and do not throw. Cache call to
7024 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7026 PR rtl-optimization/34916
7028 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7029 between instruction pairs.
7031 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7033 * doc/invoke.texi: Document -mbitops for SH.
7034 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7035 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7036 * config/sh/sh.c (print_operand): Add %t operand code.
7037 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7038 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7039 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7040 (extendqihi2): Likewise.
7041 (movqi_i): Likewise.
7042 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7043 (extv): Use bld instruction for SH2A if possible.
7045 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7046 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7047 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7048 (bset.b, bclr.b): Define peepholes.
7049 * config/sh/sh.opt (mbitops): New option.
7051 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7054 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7055 and view convert expression.
7057 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7060 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7062 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7064 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7066 * config/i386/cpuid.h (bit_AES): New.
7067 (bit_PCLMUL): Likewise.
7069 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7070 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7071 SSE2 if AES or PCLMUL is enabled.
7072 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7073 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7074 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7075 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7076 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7077 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7078 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7079 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7080 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7081 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7082 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7083 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7084 __builtin_ia32_aeskeygenassist128 and
7085 __builtin_ia32_pclmulqdq128.
7086 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7087 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7088 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7090 * config/i386/i386.h (TARGET_AES): New.
7091 (TARGET_PCLMUL): Likewise.
7092 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7094 * config/i386/i386.md (UNSPEC_AESENC): New.
7095 (UNSPEC_AESENCLAST): Likewise.
7096 (UNSPEC_AESDEC): Likewise.
7097 (UNSPEC_AESDECLAST): Likewise.
7098 (UNSPEC_AESIMC): Likewise.
7099 (UNSPEC_AESKEYGENASSIST): Likewise.
7100 (UNSPEC_PCLMUL): Likewise.
7102 * config/i386/i386.opt (maes): New.
7103 (mpclmul): Likewise.
7105 * config/i386/sse.md (aesenc): New pattern.
7106 (aesenclast): Likewise.
7108 (aesdeclast): Likewise.
7110 (aeskeygenassist): Likewise.
7111 (pclmulqdq): Likewise.
7113 * config/i386/wmmintrin.h: New.
7115 * doc/extend.texi: Document AES and PCLMUL built-in function.
7117 * doc/invoke.texi: Document -maes and -mpclmul.
7119 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7121 * function.c (free_after_parsing): Replace with
7122 cxx_push_function_context from C++ front-end.
7123 (allocate_struct_function): Don't call langhook.
7124 * langhooks.h (struct lang_hooks_for_functions): Delete.
7125 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7127 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7128 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7129 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7130 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7131 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7132 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7133 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7135 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7136 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7138 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7141 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7144 2008-04-04 Richard Guenther <rguenther@suse.de>
7147 * fold-const.c (optimize_minmax_comparison): Use the correct
7148 type for the constant in the simplified comparison.
7150 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7152 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7153 Pass L2 size as "--param l2-cache-size" to the compiler.
7154 (decode_l2_cache): New function to decode L2 cache parameters using
7155 0x8000006 extended cpuid function.
7156 (detect_caches_amd): Determine parameters of L2 cache using
7157 decode_l2_caches function.
7158 (decode_caches_intel): Decode L2 cache parameters.
7159 (detect_caches_intel): Determine L2 cache parameters using
7160 decode_caches_intel and decode_l2_caches functions.
7162 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7164 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7165 secondary input reload for subword loads from the constant pool.
7167 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7170 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7171 constants of the appropriate size for runtime calculations.
7174 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7175 decimal-float literal constant zero.
7177 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7180 * c-parser.c (c_parser_omp_atomic): Call
7181 default_function_array_conversion on the RHS.
7184 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7185 call is_variable_sized if decl has incomplete type.
7187 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7189 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7191 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7193 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7195 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7196 (sgt<u>): Merge sgt and sgtu into new expander.
7197 (sgt, sgtu): Remove expanders.
7198 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7199 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7200 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7201 *sgtu_<mode>_mips16 into new pattern.
7202 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7203 (sge<u>): Merge sge and sgeu into new expander.
7204 (sge, sgeu): Remove expanders.
7205 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7207 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7208 (slt<u>): Merge slt and sltu into new expander.
7209 (slt, sltu): Remove expanders.
7210 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7211 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7212 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7213 *sltu_<mode>_mips16 into new pattern.
7214 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7215 (sle<u>): Merge sle and sleu into new expander.
7216 (sle, sleu): Remove expanders.
7217 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7218 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7219 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7220 *sleu_<mode>_mips16 into new pattern.
7221 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7223 2008-04-03 Jan Hubicka <jh@suse.cz>
7225 PR tree-optimization/35795
7226 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7227 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7228 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7229 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7230 * score/score3.c (score3_output_mi_thunk): Likewise.
7231 * score/score7.c (score7_output_mi_thunk): Likewise.
7232 * mips/mips.c (mips_output_mi_thunk): Likewise.
7234 2008-04-03 Richard Guenther <rguenther@suse.de>
7236 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7237 conversions. Simplify code.
7239 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7241 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7243 2008-04-03 Tom Tromey <tromey@redhat.com>
7244 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7246 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7247 * config/bfin/t-bfin-linux (generated_files): Add
7248 linux-sysroot-suffix.h.
7249 * doc/install.texi (Prerequisites): Require make 3.80.
7250 * doc/sourcebuild.texi (Front End Directory): Document new
7252 * Makefile.in (generated_files): New variable.
7253 (ALL_HOST_OBJS): New variable.
7254 ($(ALL_HOST_OBJS)): New target.
7256 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7258 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7259 (remap_block): Call id->transform_lang_insert_block instead
7261 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7262 Set id.transform_lang_insert_block to NULL.
7263 (clone_body): Move to cp/optimize.c
7264 * tree-inline.h (struct copy_body_data): Change
7265 transform_lang_insert_block to function pointer.
7266 (copy_generic_body, copy_decl_no_change): Export.
7267 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7268 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7269 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7271 * c-tree.h (insert_block): Kill.
7272 * c-decl.c (insert_block): Kill.
7274 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7276 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7277 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7278 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7280 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7281 argument, call {push,pop}_function_context from here.
7282 * c-parser.c: Use c_{push,pop}_function_context.
7284 * function.c (push_function_context_to): Move meat ...
7285 (push_function_context): ... here. Simplify.
7286 * function.c (pop_function_context_from): Move meat ...
7287 (pop_function_context): ... here. Simplify.
7288 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7290 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7291 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7292 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7293 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7295 2008-04-03 Ben Elliston <bje@au.ibm.com>
7297 * expmed.c (extract_force_align_mem_bit_field): Remove.
7299 2008-04-03 Richard Guenther <rguenther@suse.de>
7302 * expr.h (try_casesi): Adjust prototype.
7303 * expr.c (try_casesi): Take fallback label as extra parameter.
7304 Use that for gen_casesi if default_label is NULL.
7305 * stmt.c (expand_case): Pass fallback label to try_casesi,
7306 make sure to fill gaps with a fallback label if default_label
7309 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7312 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7314 2008-04-03 Ben Elliston <bje@au.ibm.com>
7316 * expmed.c (extract_split_bit_field): Remove if (0) code.
7317 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7318 (do_ds_constraint): Likewise.
7320 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7322 * doc/cppopts.texi (-dU): Document.
7323 * c-common.h (flag_dump_macros): Update comment.
7324 * c-opts.c (handle_OPT_d): Handle -dU.
7325 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7326 dump_queued_macros, cb_used_define, cb_used_undef): New.
7327 (init_pp_output): Handle -dU.
7328 (cb_line_change): Call dump_queued_macros.
7329 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7331 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7333 * config/avr/predicates.md (io_address_operand): New predicate.
7334 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7335 * config/avr/avr.c (avr_io_address_p): Remove function.
7336 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7337 'avr_io_address_p' function.
7338 (out_movhi_r_mr): (Ditto.).
7339 (out_movqi_mr_r): (Ditto.).
7340 (out_movhi_mr_r): (Ditto.).
7341 (avr_address_cost): (Ditto.).
7343 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7345 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7346 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7347 in 32bit mode when XMM registers are available to avoid store
7349 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7350 corresponding post-reload splitters.
7352 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7354 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7355 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7356 __builtin_ia32_roundss.
7357 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7358 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7359 __builtin_ia32_roundss.
7360 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7361 IX86_BUILTIN_SHUFPD here.
7363 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7365 * config/i386/i386.md (plogic): New.
7366 (plogicprefix): Likewise.
7368 * config/i386/mmx.md (mmx_<code><mode>3): New.
7369 (mmx_and<mode>3): Removed.
7370 (mmx_ior<mode>3): Likewise.
7371 (mmx_xor<mode>3): Likewise.
7373 * config/i386/sse.md (<code><mode>3): New.
7374 (*<code><mode>3): Likewise.
7375 (*<code><mode>3): Likewise.
7376 (<code><mode>3): Likewise.
7377 (*sse_<code><mode>3): Likewise.
7378 (*sse2_<code><mode>3): Likewise.
7379 (<code>tf3): Likewise.
7380 (*<code>tf3): Likewise.
7381 (and<mode>3): Likewise.
7382 (*and<mode>3): Likewise.
7383 (ior<mode>3): Removed.
7384 (*ior<mode>3): Likewise.
7385 (xor<mode>3): Likewise.
7386 (*xor<mode>3): Likewise.
7387 (*and<mode>3): Likewise.
7388 (*ior<mode>3): Likewise.
7389 (*xor<mode>3): Likewise.
7390 (and<mode>3): Likewise.
7391 (*sse_and<mode>3): Likewise.
7392 (*sse2_and<mode>3): Likewise.
7394 (*andtf3): Likewise.
7395 (ior<mode>3): Likewise.
7396 (*sse_ior<mode>3): Likewise.
7397 (*sse2_ior<mode>3): Likewise.
7399 (*iortf3): Likewise.
7400 (xor<mode>3): Likewise.
7401 (*sse_xor<mode>3): Likewise.
7402 (*sse2_xor<mode>3): Likewise.
7404 (*xortf3): Likewise.
7406 2008-04-02 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/14495
7409 PR tree-optimization/34793
7410 * tree-vrp.c (struct switch_update): New structure.
7411 (to_remove_edges, to_update_switch_stmts): New VECs.
7412 (simplify_switch_using_ranges): New function. Remove not taken
7413 case labels and edges.
7414 (simplify_stmt_using_ranges): Call it.
7415 (identify_jump_threads): Mark edges we have queued for removal
7416 so we don't thread them.
7417 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7419 * tree-cfg.c (group_case_labels): Deal with missing default label.
7420 (tree_verify_flow_info): Allow missing default label.
7421 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7422 (emit_case_nodes): Likewise.
7423 (expand_case): Do not rely on the default label to be present.
7424 * expr.c (try_casesi): Deal with NULL default_label.
7425 (do_tablejump): Likewise.
7427 2008-04-02 Richard Guenther <rguenther@suse.de>
7429 PR tree-optimization/14495
7430 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7431 SWITCH_EXPR here ...
7432 (vrp_visit_switch_stmt): ... but here (new function).
7433 (find_case_label_index): New helper function.
7434 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7436 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7438 * fwprop.c: Fix ISO-C99ism.
7440 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7443 * Makefile.in (objdir): Set it here.
7444 * configure.ac: Not here. Find dynamic linker characteristics.
7445 * exec-tool.in: Use them.
7446 * aclocal.m4: Regenerate.
7447 * configure: Regenerate.
7449 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7451 * expr.c (expand_var): Delete it.
7452 * expr.h (expand_var): Delete prototype.
7453 * function.c (expand_function_start): Use expand_decl instead.
7454 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7457 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7459 PR rtl-optimization/35542
7460 * fwprop.c (forward_propagate_and_simplify): Replace
7461 loc_reg_mentioned_in_p with reg_mentioned_p.
7463 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7465 PR rtl-optimization/35281
7466 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7467 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7468 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7469 (varying_mem_p): Move above propagate_rtx.
7470 (all_uses_available_at): Do not check MEMs.
7472 2008-04-02 Rafael Espindola <espindola@google.com>
7474 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7475 (register_edge_assert_for_2): Split the cond argument.
7476 (register_edge_assert_for_1): Adjust for the change in
7477 register_edge_assert_for_2.
7478 (register_edge_assert_for): Split the cond argument.
7479 (find_switch_asserts): Adjust for the change in
7480 register_edge_assert_for.
7482 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7484 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7485 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7486 offsets for 64-bit mingw.
7487 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7488 abi for x86_64-pc-mingw.
7490 2008-04-02 Richard Guenther <rguenther@suse.de>
7492 * tree-vrp.c (extract_range_from_assert): Make sure to not
7493 produce range min/max with TREE_OVERFOW set.
7494 If merging a anti-range and a range keep the anti-range if
7495 the range covers all values of the type.
7496 (register_edge_assert_for_2): Only allow sign-changing
7497 conversions in detecting canonical range checks. Also
7498 register an assert for the unsigned name if useful.
7500 PR tree-optimization/35787
7501 * tree-vrp.c (vrp_val_max): New function.
7502 (vrp_val_min): Likewise.
7503 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7504 (vrp_val_is_min): Likewise.
7505 (supports_overflow_infinity): Use vrp_val_{min,max}.
7506 (negative_overflow_infinity): Likewise.
7507 (positive_overflow_infinity): Likewise.
7508 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7509 (is_positive_overflow_infinity): Likewise.
7510 (is_overflow_infinity): Likewise.
7511 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7512 vrp_val_is_{min,max}.
7513 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7514 to ranges if possible. Avoid empty ranges.
7516 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7519 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7520 the expression is a function address.
7522 2008-04-01 George Helffrich <george@gcc.gnu.org>
7524 PR fortran/35154, fortran/23057
7525 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7526 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7527 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7528 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7530 (dbxout_syms): Check for COMMON-based symbol and wrap in
7531 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7532 in bracket for efficiency.
7534 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7535 using DW_TAG_common_block + member offset.
7536 (add_pubname_string): New function.
7537 (dw_expand_expr): New function to find block name and offset for
7539 (common_check): New function to check whether symbol in Fortran COMMON.
7540 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7542 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7545 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7547 2008-04-02 Ben Elliston <bje@au.ibm.com>
7549 * config/v850/v850.md (casesi): Remove if (0) code.
7550 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7551 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7553 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7555 * config/i386/i386.md (rex64suffix): New mode attribute.
7556 (floathi<mode>2): Disable expander for SSE math.
7557 (*floathi<mode>2_1): New insn insn_and_split pattern.
7558 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7559 corresponding post-reload splitters.
7560 (*floathi<mode>2_i387): New macroized insn pattern.
7561 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7563 insn_and_split pattern.
7564 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7565 New macroized instruction patterns and corresponding post-reload
7567 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7568 and corresponding post-reload splitters.
7569 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7570 New macroized instruction patterns.
7571 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7572 macroized instruction patterns and corresponding post-reload splitters.
7573 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7574 corresponding post-reload splitters.
7575 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7576 New macroized instruction patterns.
7577 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7578 corresponding post-reload splitters.
7579 (*floatsi<mode>2_i387): New macroized instruction patterns.
7581 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7583 * config/i386/i386.md (smaxmin): New.
7584 (umaxmin): Likewise.
7585 (maxminiprefix): Likewise.
7586 (maxminfprefix): Likewise.
7587 (<code><mode>3): Likewise.
7588 (smin<mode>3): Removed.
7589 (smax<mode>3): Likewise.
7591 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7592 (mmx_<code>v4hi3): Likewise.
7593 (mmx_<code>v8qi3): Likewise.
7594 (mmx_smaxv2sf3): Removed.
7595 (mmx_sminv2sf3): Likewise.
7596 (mmx_umaxv8qi3): Likewise.
7597 (mmx_smaxv4hi3): Likewise.
7598 (mmx_uminv8qi3): Likewise.
7599 (mmx_sminv4hi3): Likewise.
7601 * config/i386/sse.md (<addsub><mode>3): New.
7602 (*<addsub><mode>3): Likewise.
7603 (<sse>_vm<addsub><mode>3): Likewise.
7604 (<maxmin><mode>3): Likewise.
7605 (*<maxmin><mode>3_finite): Likewise.
7606 (*<maxmin><mode>3): Likewise.
7607 (<sse>_vm<maxmin><mode>3): Likewise.
7608 (sse3_h<addsub>v4sf3): Likewise.
7609 (sse3_h<addsub>v2df3): Likewise.
7610 (<maxmin>v16qi3): Likewise.
7611 (*<maxmin>v16qi3): Likewise.
7612 (<maxmin>v8hi3): Likewise.
7613 (*<maxmin>v8hi3): Likewise.
7614 (*sse4_1_<maxmin><mode>3): Likewise.
7615 (*sse4_1_<maxmin><mode>3): Likewise.
7616 (add<mode>3): Removed.
7617 (*add<mode>3): Likewise.
7618 (<sse>_vmadd<mode>3): Likewise.
7619 (sub<mode>3): Likewise.
7620 (*sub<mode>3): Likewise.
7621 (<sse>_vmsub<mode>3): Likewise.
7622 (smin<mode>3): Likewise.
7623 (*smin<mode>3_finite): Likewise.
7624 (*smin<mode>3): Likewise.
7625 (<sse>_vmsmin<mode>3): Likewise.
7626 (smax<mode>3): Likewise.
7627 (*smax<mode>3_finite): Likewise.
7628 (*smax<mode>3): Likewise.
7629 (<sse>_vmsmax<mode>3): Likewise.
7630 (sse3_haddv4sf3): Likewise.
7631 (sse3_haddv2df3): Likewise.
7632 (sse3_hsubv4sf3): Likewise.
7633 (sse3_hsubv2df3): Likewise.
7634 (umaxv16qi3): Likewise.
7635 (*umaxv16qi3): Likewise.
7636 (smaxv8hi3): Likewise.
7637 (*smaxv8hi3): Likewise.
7638 (*sse4_1_smax<mode>3): Likewise.
7639 (*sse4_1_umax<mode>3): Likewise.
7640 (uminv16qi3): Likewise.
7641 (*uminv16qi3): Likewise.
7642 (sminv8hi3): Likewise.
7643 (*sminv8hi3): Likewise.
7644 (*sse4_1_smin<mode>3): Likewise.
7645 (*sse4_1_umin<mode>3): Likewise.
7647 2008-04-01 Rafael Espindola <espindola@google.com>
7649 * tree-cfg.c (verify_expr): remove in_phi.
7650 (verify_stmt): Don't call walk_tree with verify_expr. Use
7651 is_gimple_min_invariant instead of is_gimple_val.
7653 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7655 * doc/include/gpl_v3.texi: Update for manpage generation.
7656 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7658 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7659 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7660 gpl_v3.texi instead of gpl.texi.
7663 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7666 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7668 2008-04-01 Rafael Espindola <espindola@google.com>
7670 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7671 (extract_code_and_val_from_cond): Use
7672 extract_code_and_val_from_cond_with_ops.
7674 2008-04-01 Jan Hubicka <jh@suse.cz>
7676 * function.c (free_after_compilation): Free epilogue_delay_list.
7677 (prepare_function_start): Assert that previous compilation was freed.
7679 2008-04-01 Jan Hubicka <jh@suse.cz>
7680 Jim Wilson <wilson@tuliptree.org>
7681 Andreas Tobler <andreast@gcc.gnu.org>
7684 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7685 rtl.emit instead cfun->emit.
7686 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7687 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7689 2008-04-01 Ben Elliston <bje@au.ibm.com>
7691 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7693 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7695 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7697 (fprofile-use): Add var flag_profile_use
7698 * coverage.c (coverage_begin_output): Do not open a gcno file for
7699 output only if -ftest-coverage is set.
7700 Do not add getpwd() to gcda file path.
7701 (build_gcov_info): Check the new flag
7702 flag_profile_datafile_relative_path.
7703 (coverage_init): Use profile_data_prefix.
7704 Read profile counter only if flag_profile_use is set.
7705 * opts.c (common_handle_option): New option fprofile-use=,
7706 fprofile-dir=, fprofile-generate=.
7707 * toplev.c (profile_data_prefix): New variable definition.
7708 * toplev.h (profile_data_prefix): New declaration.
7709 * doc/invoke.tex (Option Summary, Optimization Options):
7712 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7714 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7715 use tmp consistently.
7718 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7719 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7720 UNSPEC_FR_RECIP_APPROX_RES.
7721 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7723 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7726 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7728 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7731 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7732 element of the vector via a pointer.
7734 2008-03-31 Ian Lance Taylor <iant@google.com>
7736 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7738 2008-03-31 Jan Hubicka <jh@suse.cz>
7740 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7741 get_arg_pointer_save_area.
7742 * expr.c (init_expr): Just clear out rtl.expr.
7743 * function.c (free_after_compilation): Clear out whole RTL structure.
7744 (get_func_frame_size): Merge into ...
7745 (get_frame_size): ... this one.
7746 (assign_stack_local_1): Merge into ...
7747 (assign_stack_local): ... this one.
7748 (expand_function_end): Update call of get_arg_pointer_save_area.
7749 (get_art_pointer_save_area): Remove cfun argument.
7750 * function.h (emit_status): regno_pointer_align does not need length
7751 attribute. Move x_regno_reg_rtx to ...
7752 (regno_reg_rtx): ... new global array.
7753 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7754 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7755 apply_args_value, forced_labels, stack_pointer_delta):
7757 (struct varasm_status): Move here from varasm.c
7758 (struct rtl_data): New. Move here some fields from struct function.
7759 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7760 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7761 used_temp_slots avail_temp_slots, temp_slot_level,
7762 nonlocal_goto_handler_labels): Update accesstors.
7763 (rtl): New global variable.
7764 (struct function): Move some fileds to rtl_data.
7765 (get_arg_pointer_save_area): Update prototype.
7766 * emit-rtl.c (rtl): Declare.
7767 (regno_reg_rtx): Declare.
7768 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7770 (gen_reg_rtx): Update.
7771 (init_virtual_regs): Do not tate emit_status argument.
7772 (init_emit): Do not allocate emit.
7773 * varasm.c (varasm_statuc): Move to function.h.
7774 (n_deferred_constatns): Update accestor.
7775 (init_varasm_status): Do not allocate varasm_status.
7776 (force_const_mem, get_pool_size, output_constant_pool): Update.
7777 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7778 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7780 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7782 PR rtl-optimization/35729
7783 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7786 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7789 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7790 load/store if memory is unaligned.
7791 (*movti_rex64): Likewise.
7793 * config/i386/predicates.md (misaligned_operand): New.
7795 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7798 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7801 2008-03-31 Jan Beulich <jbeulich@novell.com>
7803 * config/ia64/constraints.md: Add 'j' constraint.
7804 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7805 (movdi_internal): Likewise.
7807 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7810 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7812 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7815 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7816 proper error message for the third argument on blendpd and
7819 * config/i386/sse.md (blendbits): New.
7820 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7822 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7824 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7826 2008-03-30 Richard Guenther <rguenther@suse.de>
7829 * fold-const.c (fold_sign_changed_comparison): Do leave
7830 conversions to base-types alone.
7832 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7834 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7835 the link register if one altivec register is be saved.
7837 2008-03-30 Ben Elliston <bje@au.ibm.com>
7839 * final.c (final_scan_insn): Remove if (0) code.
7841 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7843 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7845 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7847 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7848 of V4SFmode to ix86_binary_operator_ok.
7850 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7852 * config/i386/i386.c (override_options): Initialize
7853 ix86_veclib_handler to ix86_veclibabi_svml when
7854 -mveclibabi=svml is used.
7855 (ix86_veclibabi_svml): New function for SVML ABI style
7856 vectorization support.
7857 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7859 2008-03-28 Rafael Espindola <espindola@google.com>
7861 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7862 (tree_binary_nonnegative_warnv_p): Make it public.
7863 (tree_single_nonnegative_warnv_p): Make it public.
7864 (tree_invalid_nonnegative_warnv_p): Make it public.
7865 (tree_unary_nonzero_warnv_p): Make it public.
7866 (tree_binary_nonzero_warnv_p): Make it public
7867 (tree_single_nonzero_warnv_p): Make it public.
7868 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7869 (extract_range_from_binary_expr): Split the expr argument.
7870 (extract_range_from_unary_expr): Split the expr argument.
7871 (extract_range_from_comparison): Split the expr argument.
7872 (extract_range_from_expr): Use the new aux functions.
7873 (vrp_evaluate_conditional_warnv): Use
7874 vrp_evaluate_conditional_warnv_with_ops.
7875 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7876 (tree_binary_nonzero_warnv_p): Declare.
7877 (tree_single_nonzero_warnv_p): Declare.
7878 (tree_expr_nonzero_warnv_p): Declare.
7879 (tree_unary_nonnegative_warnv_p): Declare.
7880 (tree_binary_nonnegative_warnv_p): Declare.
7881 (tree_single_nonnegative_warnv_p): Declare.
7882 (tree_invalid_nonnegative_warnv_p): Declare.
7884 2008-03-28 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/30317
7887 PR tree-optimization/30911
7888 PR tree-optimization/34793
7889 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7890 (struct assert_locus_d): New member EXPR.
7891 (register_new_assert_for): Add EXPR parameter to support
7892 ASSERT_EXPR <name, expr OP limit>.
7893 (register_edge_assert_for_1): Adjust callers.
7894 (find_assert_locations): Likewise.
7895 (process_assert_insertions_for): Build condition from expression.
7896 (extract_range_from_assert): Handle ASSERT_EXPRs
7897 of the form ASSERT_EXPR <name, expr OP limit>.
7898 (register_edge_assert_for_2): New helper registering
7899 asserts for comparisons. Recognize range tests of the form
7900 (unsigned)i - CST1 OP CST2.
7901 (register_edge_assert_for_1): Use it.
7902 (register_edge_assert_for): Likewise.
7903 (needs_overflow_infinity): Integer sub-types
7904 do not need overflow infinities.
7905 (vrp_val_is_max): The extreme values of integer sub-types
7906 are those of the base type.
7907 (vrp_val_is_min): Likewise.
7908 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7911 2008-03-28 Nick Clifton <nickc@redhat.com>
7914 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7915 Return GENERAL_REGS for stack adjustment reloads.
7917 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7920 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7921 const_vector when all the vectors are constant.
7923 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7925 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7927 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7928 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7930 (s<code>_sf): Use new scc_sf attribute for opcode names.
7932 2008-03-27 Tom Tromey <tromey@redhat.com>
7934 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7935 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7936 config/spu/t-spu-elf, config/i386/t-interix,
7937 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7938 config/i386/x-darwin, config/i386/x-mingw32,
7939 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7940 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7941 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7942 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7943 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7944 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7945 config/score/t-score-elf, config/arm/t-strongarm-pe,
7946 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7947 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7948 Revert automatic dependency patch.
7950 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7953 * config/i386/i386.c (ix86_function_arg_boundary): Align
7954 decimal floating point to its natural boundary.
7956 2008-03-27 Richard Guenther <rguenther@suse.de>
7959 * fold-const.c (fold_comparison): Restrict distinct decl
7960 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7961 solely rely on operand_equal_p.
7963 2008-03-27 Richard Guenther <rguenther@suse.de>
7966 * c-common.c (handle_weak_attribute): Reject combination of
7969 2008-03-27 Richard Guenther <rguenther@suse.de>
7971 PR tree-optimization/32810
7972 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7973 conversions from DECL_INITIAL.
7974 (fold_const_aggregate_ref): Likewise from constructor elements.
7976 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7978 * tree-affine.h (aff_combination_expand): Declare.
7979 (get_inner_reference_aff): Likewise.
7980 * tree-affine.c (aff_combination_expand): Split out from
7981 tree_to_aff_combination_expand.
7982 (get_inner_reference_aff): New function.
7983 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7984 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7985 (struct lim_aux_data): sm_done field removed.
7986 (mem_ref_loc_p, mem_ref_locs_p): New types.
7987 (struct mem_ref): Added id, stored, accesses_in_loop,
7988 indep_loop, dep_loop, indep_ref, dep_ref fields.
7989 Removed is_stored, locs and next fields.
7990 (memory_accesses): New variable.
7991 (movement_possibility): Do not allow moving statements
7992 that store to memory.
7993 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7995 (determine_max_movement): For statements with memory references,
7996 find the outermost loop in that the reference is independent.
7997 (move_computations_stmt): Mark the virtual operands for renaming.
7998 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7999 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8000 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8001 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8002 create_vop_ref_mapping, analyze_memory_references,
8003 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8004 get_all_locs_in_loop, ref_always_accessed_p,
8005 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8006 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8007 store_motion_loop, store_motion): New functions.
8008 (struct vop_to_refs_elt): New type.
8009 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8010 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8011 (schedule_sm): Replaced by...
8012 (execute_sm): ... this.
8013 (determine_lsm_ref, hoist_memory_references,
8014 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8015 find_more_ref_vops, free_mem_ref, free_mem_refs,
8016 determine_lsm_loop, determine_lsm): Removed.
8017 (tree_ssa_lim_finalize): Free data structures used by store motion.
8018 (tree_ssa_lim): Call analyze_memory_references. Use
8019 store_motion instead of determine_lsm.
8021 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8023 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8024 rename tmake_file to m68hc11/t-m68hc11.
8025 (mcore): Set inhibit_libc to true.
8026 * config.host (alpha*-dec-*vms*): Set extra_programs.
8027 (interix3*): Don't use host_xmake_file.
8028 * configure.ac: Let config.gcc override inhibit_libc.
8029 * configure: Regenerate.
8031 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8032 * config/t-openbsd-thread: Remove commented out lines.
8034 * config/x-interix: Remove.
8036 * config/m68hc11/t-m68hc11-gas: Rename to...
8037 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8039 * config/mcore/t-mcore: Remove T_CFLAGS.
8040 * config/mcore/t-mcore-pe: Likewise.
8042 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8044 * configure.ac: Replace custom __GNU_SOURCE test with
8045 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8046 * aclocal.m4: Regenerate.
8047 * configure: Regenerate.
8048 * config.in: Regenerate.
8050 2008-03-27 Richard Guenther <rguenther@suse.de>
8052 * fold-const.c (target.h): Include.
8053 (fold_comparison): Fold comparison of addresses of decls
8054 that bind locally or of constants. Consolidate address folding code.
8055 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8056 results from fold_binary_to_constant.
8057 (compare_values_warnv): Likewise.
8059 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8062 * fold-const.c (fold_truthop): Check for integeral types when folding
8063 a == 0 && b == 0 and a != 0 || b != 0 .
8065 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8067 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8069 2008-03-26 Andreas Schwab <schwab@suse.de>
8071 * doc/invoke.texi: Fix use of @item vs. @itemx.
8073 2008-03-26 Tom Tromey <tromey@redhat.com>
8075 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8076 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8077 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8078 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8079 build/genconstants.o, build/genemit.o, build/genextract.o,
8080 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8081 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8084 2008-03-26 Richard Guenther <rguenther@suse.de>
8087 2008-03-26 Richard Guenther <rguenther@suse.de>
8089 * fold-const.c (target.h): Include.
8090 (fold_comparison): Fold comparison of addresses of two decls
8091 that bind locally. Consolidate address folding code.
8093 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8095 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8096 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8097 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8098 dconstsqrt2, dconstthird, dconste and/or dconst10.
8099 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8100 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8101 dconstsqrt2, dconste): Delete.
8102 (init_emit_once): Likewise. Simplify initializing dconstm1.
8104 * real.c (get_real_const): New.
8105 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8106 dconstsqrt2, dconste): Delete.
8107 (real_value_const, get_real_const): New.
8109 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8111 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8113 * config/i386/i386.c (ix86_function_arg_boundary): Check
8114 BIGGEST_ALIGNMENT instead of 128.
8115 (setup_incoming_varargs_64): Likewise.
8117 2008-03-26 Tom Tromey <tromey@redhat.com>
8119 * Makefile.in (DEPFILES): Add missing '/'.
8121 2008-03-26 Richard Guenther <rguenther@suse.de>
8123 * fold-const.c (target.h): Include.
8124 (fold_comparison): Fold comparison of addresses of two decls
8125 that bind locally. Consolidate address folding code.
8127 2008-03-26 Nick Clifton <nickc@redhat.com>
8130 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8131 not allow INT+INT as a legitimate addressing mode.
8133 2008-03-26 Richard Guenther <rguenther@suse.de>
8135 * tree-flow.h (widen_bitfield): Remove declaration.
8136 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8137 (widen_bitfield): Remove function.
8138 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8141 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8144 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8147 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8149 PR rtl-optimization/35232
8150 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8151 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8152 reg_reloaded_call_part_clobbered here.
8153 (reload_regs_reach_end_p): New function.
8154 (reload_reg_rtx_for_input): New variable.
8155 (reload_reg_rtx_for_output): Likewise.
8156 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8157 when reassigning a pseudo register. Load reloadreg from
8158 reload_reg_rtx_for_input, moving the mode and register
8160 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8161 instead of the original when deciding whether an input reload
8162 would be a no-op or whether an output reload can be deleted.
8163 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8164 when setting up new_spill_reg_store. Load it from
8165 reload_reg_rtx_for_output, moving the mode and register
8167 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8168 instead of the original when deciding whether an output reload
8169 would be a no-op. Do the same when modifying insn notes.
8170 Use rtx_equal_p instead of == to compare the registers.
8171 (inherit_piecemeal_p): Take a mode and two register numbers
8173 (emit_reload_insns): Clear new_spill_reg_store for every hard
8174 register in the reload register. Remove spill registers
8175 from reg_reloaded_valid before considering whether to record
8176 inheritance information for them. Use reload_reg_rtx_for_output
8177 instead of reg_rtx when recording output reloads. Use
8178 reload_reg_rtx_for_input instead of reg_rtx when recording
8179 input reloads. Set or clear reg_reloaded_call_part_clobbered
8180 at the same time as setting reg_reloaded_valid.
8181 (delete_output_reload): Add a new_reload_reg parameter and use it
8182 instead of rld[j].reg_rtx.
8183 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8186 2008-03-25 Tom Tromey <tromey@redhat.com>
8188 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8189 (build/genattr.o): Likewise.
8190 (build/genattrtab.o): Likewise.
8191 (build/gencodes.o): Likewise.
8192 (build/genconfig.o): Likewise.
8193 (build/genconstants.o): Likewise.
8194 (build/genemit.o): Likewise.
8195 (build/genextract.o): Likewise.
8196 (build/genflags.o): Likewise.
8198 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8200 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8201 instead of size_int for integer types.
8202 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8203 to match type of MINUS_EXPR.
8205 2008-03-25 Tom Tromey <tromey@redhat.com>
8207 * configure: Rebuilt.
8208 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8211 2008-03-25 Tom Tromey <tromey@redhat.com>
8213 * config/x-solaris (host-solaris.o): Update.
8214 * config/x-linux (host-linux.o): Update.
8215 * config/x-hpux (host-hpux.o): Update.
8216 * config/x-darwin (host-darwin.o): Update.
8217 * config/v850/t-v850e (v850-c.o): Update.
8218 * config/v850/t-v850 (v850-c.o): Update.
8219 * config/t-vxworks (vxworks.o): Update.
8220 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8221 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8222 * config/spu/t-spu-elf (spu-c.o): Update.
8224 * config/sh/t-symbian (sh-c.o): Update.
8225 (symbian.o): Update.
8226 * config/sh/t-sh (sh-c.o): Update.
8227 * config/score/t-score-elf (score7.o, score3.o): Update.
8228 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8229 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8230 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8231 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8233 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8234 * config/m32c/t-m32c (m32c-pragma.o): Update.
8235 * config/ia64/t-ia64 (ia64-c.o): Update.
8236 * config/i386/x-mingw32 (host-mingw32.o): Update.
8237 * config/i386/x-i386 (driver-i386.o): Update.
8238 * config/i386/x-darwin (host-i386-darwin.o): Update.
8239 * config/i386/x-cygwin (host-cygwin.o): Update.
8240 * config/i386/t-nwld (nwld.o): Update.
8241 * config/i386/t-netware (netware.o): Update.
8242 * config/i386/t-interix (winnt.o): Update.
8243 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8244 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8245 msformat-c.o): Update.
8246 * config/bfin/t-bfin-linux (generated_files): Add
8247 linux-sysroot-suffix.h.
8248 * config/arm/t-wince-pe (pe.o): Update.
8249 * config/arm/t-strongarm-pe (pe.o): Update.
8250 * config/arm/t-pe (pe.o): Update.
8251 * config/arm/t-arm (arm-c.o): Update.
8252 * doc/install.texi (Prerequisites): Require make 3.80.
8253 * Makefile.in: Remove .o targets.
8254 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8255 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8256 (simple_generated_h, simple_generated_c): Move earlier.
8257 (generated_files): New variable.
8258 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8259 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8260 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8261 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8262 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8263 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8264 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8265 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8266 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8267 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8268 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8269 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8271 (COMPILE.base, COMPILE): New variables.
8272 (%.o): New pattern rule.
8273 (ALL_HOST_OBJS): New variable.
8274 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8275 (dummy-checksum.o, cc1-checksum.o): Remove.
8276 (DRIVER_SHLIB): New variable.
8277 (DRIVER_DEFINES): Use it.
8278 (gencondmd.c): Move out of build/.
8279 (s-conditions): Update.
8280 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8281 (ALL_BUILD_OBJS): Likewise.
8282 (build/%.o): Use BUILDCOMPILE.
8283 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8284 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8285 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8286 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8287 build/genconfig.o, build/genconstants.o, build/genemit.o,
8288 build/genextract.o, build/genflags.o, build/genmddeps.o,
8289 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8290 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8291 build/gen-protos.o, build/scan.o, build/fix-header.o,
8292 build/scan-decls.o): Simplify.
8293 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8294 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8295 prefix.o, toplev.o): Reduce to variable setting.
8296 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8297 ($(out_object_file), gcc-options.o): New targets.
8298 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8299 * configure: Rebuilt.
8300 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8301 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8303 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8305 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8306 complain when we hit an error, return ERROR_MARK_NODE.
8308 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8310 * config/sh/constraints.md (Pso, Psz): New constraints.
8311 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8312 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8314 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8316 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8317 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8319 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8321 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8322 (prefetch_sh2a): New.
8324 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8325 Naveen.H.S <naveen.hs@kpitcummins.com>
8327 * config/sh/constraints.md (I28): New constraint.
8328 * config/sh/sh.c (broken_move): Add support for movi20s.
8329 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8331 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8332 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8333 Naveen.H.S <naveen.hs@kpitcummins.com>
8335 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8336 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8337 (print_operand): Handle resbank in %@ operand code.
8338 (sh_encode_section_info): New.
8339 (push_regs): Add conditions for resbank.
8340 (sh_expand_epilogue): Likewise.
8341 (sh_insert_attributes): Likewise.
8342 (sh_attribute_table): Likewise.
8343 (sh_handle_resbank_handler_attribute): New.
8344 (sh2a_handle_function_vector_handler_attribute): New.
8345 (sh2a_is_function_vector_call): New.
8346 (sh2a_get_function_vector_number): New.
8347 (sh2a_function_vector_p): New.
8348 (sh_cfun_resbank_handler_p): New.
8349 * config/sh/sh.md (calli): Emit jsr/n if possible.
8350 (calli_tbr_rel): New.
8351 (calli_pcrel): Emit jsr/n if possible.
8352 (return_i): Emit rts/n if possible.
8353 (call_valuei_tbr_rel): New.
8354 (call_valuei_pcrel): Add condition for SH2A target.
8355 (call_value): Likewise.
8356 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8357 (sh2a_get_function_vector_number): Likewise.
8358 (sh2a_is_function_vector_call): Likewise.
8359 * doc/extend.texi: Document TBR relative addressing of SH2A.
8360 (resbank): Add description for SH2A.
8362 2008-03-24 Richard Guenther <rguenther@suse.de>
8365 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8366 pointer assignments change conversions according to middle-end rules.
8367 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8368 * configure.ac: Include type checking in yes.
8369 * configure: Regenerate.
8371 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8373 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8374 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8376 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8378 * gthr-vxworks.h (UNUSED): Define.
8380 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8382 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8384 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8386 * doc/extend.texi (Function Attributes): Add missing comma in the
8387 example of the "alloc_size" attribute.
8389 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8392 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8397 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8400 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8401 of the underlying type of a MS bitfield layout to the natural
8402 alignment of the type.
8404 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8407 to their natural alignment to avoid store forwarding stalls.
8409 2008-03-22 Richard Guenther <rguenther@suse.de>
8411 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8412 For PHI nodes verify the address is invariant.
8413 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8414 (get_symbol_constant_value): Use is_gimple_min_invariant.
8415 (maybe_fold_stmt_indirect): Likewise.
8417 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8419 PR rtl-optimization/33927
8420 * Makefile.in (dse.o): Depend on $(TM_P_H).
8421 * expr.h (extract_low_bits): Declare.
8422 * expmed.c (extract_low_bits): New function.
8423 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8424 * dse.c: Include tm_p.h.
8425 (find_shift_sequence): Remove the read_reg argument and return the
8426 read value. Emit the instructions instead of returning them.
8427 Iterate on new_mode rather than calculating it each time.
8428 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8429 source to NEW_MODE and extract_low_bits to convert the shifted
8431 (replace_read): Allow the load and store to have different mode
8432 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8433 or extraction instructions before trying the replacement. Update
8434 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8436 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8438 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8439 to their natural alignment to avoid store forwarding stalls.
8441 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8444 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8445 encouraging but not allowing gprs for input;
8446 change the input constraint to !f#r.
8447 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8449 change the output constraint to !f#r.
8451 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8455 corresponding post-reload splitters.
8456 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8457 when x87 FP math is selected.
8458 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8459 New function prototype.
8460 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8461 unreachable function to ease macroization of insn patterns.
8463 2008-03-21 Martin Jambor <mjambor@suse.cz>
8465 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8466 reference dumps if ddr is NULL or dependence is unknown.
8468 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8470 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8471 unsigned extension into account.
8472 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8473 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8474 Do computations on a scratch register.
8476 2008-03-21 Richard Guenther <rguenther@suse.de>
8478 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8479 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8480 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8481 * tree-ssa-dom.c (record_equality): Likewise.
8482 * tree-inline.c (copy_body_r): Likewise.
8483 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8486 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8488 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8489 as 'delete_unused' argument.
8491 2008-03-20 Richard Guenther <rguenther@suse.de>
8493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8494 special casing of constant qualifiers.
8495 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8496 care about them in general.
8497 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8498 regardless of their type.
8499 (fold_stmt_r): Forcefully fold *& if we end up with that.
8501 2008-03-20 Paul Brook <paul@codesourcery.com>
8503 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8504 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8506 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8508 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8509 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8511 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8513 * common.opt (Wmudflap): New option.
8514 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8515 (mx_register_decls): Likewise.
8516 (mudflap_finish_file): Likewise.
8517 * doc/invoke.texi: Document -Wno-mudflap.
8519 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8521 * c-format.c (replace_format_name_to_system_name): New.
8523 (convert_format_name_to_system_name): New.
8524 (decode_format_attr): Add use of convert_format_name_to_system_name.
8525 (format_types_orig): Add gnu_ prefix to names.
8526 (check_format_info_main): Special treating of \0 escaped names for
8527 supporting multi-character format specifiers as I32, I64.
8528 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8529 (gnu_target_overrides_format_attributes): New.
8530 * c-format.h: Add structure target_ovr_attr to hold
8531 system specific formatter names.
8532 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8533 msformat-c.o file to c_target_objs and cxx_target_objs.
8534 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8535 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8536 (TARGET_N_FORMAT_TYPES): New.
8537 * config/i386/msformat-c.c: New.
8538 * config/i386/t-cygming: Add build rule for msformat-c.o.
8539 * doc/extend.texi: Add new format names gnu_* and ms_* and
8541 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8543 2008-03-20 Ira Rosen <irar@il.ibm.com>
8545 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8546 optimizations turned on under -O3.
8547 (ftree-vectorize): Add that the flag is turned on with -O3.
8549 2008-03-20 Ben Elliston <bje@au.ibm.com>
8551 * regmove.c (try_auto_increment): Fix spelling error in comment.
8552 * final.c (final_scan_insn): Likewise.
8554 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8557 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8558 allocator preferences for "y" and "r" class registers.
8559 ("*mov<mode>_internal"): Ditto.
8560 ("*movv2sf_internal_rex64"): Ditto.
8561 ("*movv2sf_internal"): Ditto.
8563 2008-03-19 Michael Matz <matz@suse.de>
8566 * calls.c (expand_call): Check overlap of arguments with call
8567 address for sibcalls.
8569 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8572 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8573 of the underlying type of a MS bitfield layout to the natural
8574 alignment of the type.
8576 2008-03-19 Jan Hubicka <jh@suse.cz>
8579 * toplev.c (decode_d_option): Handle all CPP flags.
8580 * tree-vrp.c: Update tree_pass descriptors.
8581 * regrename.c: Update tree_pass descriptors.
8582 * fwprop.c: Update tree_pass descriptors.
8583 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8584 * tree-into-ssa.c: Update tree_pass descriptors.
8585 * tree-dump.c: Update tree_pass descriptors.
8586 * tree-complex.c: Update tree_pass descriptors.
8587 * tree-dump.h: Update tree_pass descriptors.
8588 * see.c: Update tree_pass descriptors.
8589 * cgraphbuild.c: Update tree_pass descriptors.
8590 * tracer.c: Update tree_pass descriptors.
8591 * tree-loop-distribution.c: Update tree_pass descriptors.
8592 * cgraph.c: Update tree_pass descriptors.
8593 * postreload-gcse.c: Update tree_pass descriptors.
8594 * postreload.c: Update tree_pass descriptors.
8595 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8596 * tree-tailcall.c: Update tree_pass descriptors.
8597 * tree-pass.h (tree_opt_pass): Rename to ...
8598 (opt_pass) ... this one; add "type" field and remove letter field.
8599 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8600 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8601 all_lowering_passes): Update declaration.
8602 * ipa-cp.c: Update tree_pass descriptors.
8603 * final.c: Update tree_pass descriptors.
8604 * omp-low.c: Update tree_pass descriptors.
8605 * tree-ssa-dse.c: Update tree_pass descriptors.
8606 * ipa-reference.c: Update tree_pass descriptors.
8607 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8608 * auto-inc-dec.c: Update tree_pass descriptors.
8609 * reorg.c: Update tree_pass descriptors.
8610 * cgraphunit.c: Update tree_pass descriptors.
8611 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8612 * tree-ssa-ccp.c: Update tree_pass descriptors.
8613 * df-core.c: Update tree_pass descriptors.
8614 * mode-switching.c: Update tree_pass descriptors.
8615 * tree-nomudflap.c: Update tree_pass descriptors.
8616 * modulo-sched.c: Update tree_pass descriptors.
8617 * ipa-pure-const.c: Update tree_pass descriptors.
8618 * cse.c: Update tree_pass descriptors.
8619 * web.c: Update tree_pass descriptors.
8620 * tree-stdarg.c: Update tree_pass descriptors.
8621 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8622 * tree-ssa-dom.c: Update tree_pass descriptors.
8623 * tree-nrv.c: Update tree_pass descriptors.
8624 * tree-ssa-alias.c: Update tree_pass descriptors.
8625 * loop-init.c: Update tree_pass descriptors.
8626 * gimple-low.c: Update tree_pass descriptors.
8627 * ipa-inline.c: Update tree_pass descriptors.
8628 * tree-ssa-sink.c: Update tree_pass descriptors.
8629 * global.c: Update tree_pass descriptors.
8630 * ifcvt.c: Update tree_pass descriptors.
8631 * jump.c: Update tree_pass descriptors.
8632 * predict.c: Update tree_pass descriptors.
8633 * tree-ssa-loop.c: Update tree_pass descriptors.
8634 * recog.c: Update tree_pass descriptors.
8635 * dse.c: Update tree_pass descriptors.
8636 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8637 * tree-eh.c: Update tree_pass descriptors.
8638 * regmove.c: Update tree_pass descriptors.
8640 * function.c: Update tree_pass descriptors.
8641 * tree-vectorizer.c: Update tree_pass descriptors.
8642 * gcse.c: Update tree_pass descriptors.
8643 * ipa-type-escape.c: Update tree_pass descriptors.
8644 * tree-if-conv.c: Update tree_pass descriptors.
8645 * init-regs.c: Update tree_pass descriptors.
8646 * ipa.c: Update tree_pass descriptors.
8647 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8648 * rtl-factoring.c: Update tree_pass descriptors.
8649 * lower-subreg.c: Update tree_pass descriptors.
8650 * bt-load.c: Update tree_pass descriptors.
8651 * tree-dfa.c: Update tree_pass descriptors.
8652 * except.c: Update tree_pass descriptors.
8653 * emit-rtl.c: Update tree_pass descriptors.
8654 * cfgexpand.c: Update tree_pass descriptors.
8655 * tree-cfgcleanup.c: Update tree_pass descriptors.
8656 * cfgcleanup.c: Update tree_pass descriptors.
8657 * tree-ssa-pre.c: Update tree_pass descriptors.
8658 * tree-sra.c: Update tree_pass descriptors.
8659 * tree-mudflap.c: Update tree_pass descriptors.
8660 * tree-ssa-copy.c: Update tree_pass descriptors.
8661 * cfglayout.c: Update tree_pass descriptors.
8662 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8663 * tree-ssa-dce.c: Update tree_pass descriptors.
8664 * tree-ssa.c: Update tree_pass descriptors.
8665 * regclass.c: Update tree_pass descriptors.
8666 * integrate.c: Update tree_pass descriptors.
8667 * tree-optimize.c: Update tree_pass descriptors.
8668 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8669 * tree-object-size.c: Update tree_pass descriptors.
8670 * combine.c: Update tree_pass descriptors.
8671 * tree-outof-ssa.c: Update tree_pass descriptors.
8672 * bb-reorder.c: Update tree_pass descriptors.
8673 * stack-ptr-mod.c: Update tree_pass descriptors.
8674 * var-tracking.c: Update tree_pass descriptors.
8675 * tree-profile.c: Update tree_pass descriptors.
8676 * tree-vect-generic.c: Update tree_pass descriptors.
8677 * reg-stack.c: Update tree_pass descriptors.
8678 * sched-rgn.c: Update tree_pass descriptors.
8679 * tree-ssa-structalias.c: Update tree_pass descriptors.
8680 * tree-cfg.c: Update tree_pass descriptors.
8681 * passes.c (current_pass): Update declaration.
8682 (finish_optimization_passes): Update.
8683 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8684 (register_one_dump_file, register_dump_files_1, next_pass_1):
8686 (init_optimization_passes): Update handling of new types.
8687 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8688 * ipa-struct-reorg.c: Update tree_pass descriptors.
8689 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8690 * combine-stack-adj.c: Update tree_pass descriptors.
8691 * cfgrtl.c: Update tree_pass descriptors.
8692 * dce.c: Update tree_pass descriptors.
8693 * tree-ssanames.c: Update tree_pass descriptors.
8695 2008-03-19 Richard Guenther <rguenther@suse.de>
8698 * tree-ssa.c (walk_data): New structure.
8699 (warn_uninitialized_var): If not always_executed warn with "maybe"
8701 (execute_early_warn_uninitialized): Compute post-dominators.
8702 Initialize always_executed before processing each basic block.
8704 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8707 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8708 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8710 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8712 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8714 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8716 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8718 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8719 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8720 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8721 target after ignore has been set, and move there also the commputation
8722 of subtarget and original_target.
8723 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8724 (LANG_HOOKS_INITIALIZER): Remove it.
8725 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8727 2008-03-18 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8730 found an expression with constants, note that in the VN for the lhs.
8731 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8732 fold them to constants if possible. Run cleanup_cfg if done so.
8733 (execute_pre): Return todo.
8735 (execute_fre): Likewise.
8736 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8738 (get_prop_source_stmt): Look through pointer conversions.
8740 2008-03-18 Jan Hubicka <jh@suse.cz>
8742 * tree-pretty-print.c: Include predict.h.
8743 (dump_generic_node): Dump predictor.
8744 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8745 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8746 * gimple-low.c (lower_stmt): Likewise.
8747 * expr.c (expand_expr_real): Likewise.
8748 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8750 (build_predict_expr, build_predict_expr): New.
8751 * predict.h (predictor_name, build_predict_expr): Update.
8752 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8753 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8754 * predict.def (PRED_CONTINUE): Update hitrate.
8755 * tree.def (PREDICT_EXPR): Define.
8756 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8757 do not handle BIND_EXPR.
8758 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8759 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8760 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8763 2008-03-18 Michael Matz <matz@suse.de>
8765 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8767 2008-03-18 Richard Guenther <rguenther@suse.de>
8769 * tree-gimple.h (is_gimple_invariant_address): Declare.
8770 (is_gimple_constant): Likewise.
8771 * tree-gimple.c (is_gimple_constant): New function.
8772 (is_gimple_invariant_address): Likewise.
8773 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8774 and is_gimple_invariant_address.
8775 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8777 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8778 an addressable base.
8780 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8783 * gimplify.c (gimplify_expr): Gimplify second operand of
8786 2008-03-17 Richard Guenther <rguenther@suse.de>
8788 PR tree-optimization/19637
8789 * fold-const.c (fold_unary): Remove restrictions of removing
8790 intermediate pointer-conversions (P2)(P1)P0.
8791 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8792 conversion to void pointer.
8793 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8795 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8798 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8799 emulated thread local variables.
8801 2008-03-16 Richard Guenther <rguenther@suse.de>
8804 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8805 expand TREE_INVARIANT operations that are not gimple invariant.
8807 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8809 * doc/extend.texi (Alignment): Say that the ABI controls
8810 the __alignof__ for non-strict-alignment targets rather
8811 than being a recommendation.
8813 2008-03-15 Paul Brook <paul@codesourcery.com>
8815 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8817 (arm_output_fn_unwind): Mark functions that can not be unwound.
8819 2008-03-15 Paul Brook <paul@codesourcery.com>
8821 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8822 extension instructions.
8824 2008-03-15 Richard Guenther <rguenther@suse.de>
8826 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8827 and fold constant aggregate refs.
8828 (fold_const_aggregate_ref): Handle string constants
8829 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8830 (evaluate_stmt): Simplify now that ccp_fold folds constant
8833 2008-03-15 Paul Brook <paul@codesourcery.com>
8835 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8836 (extzv): Use gen_extzv_t2.
8837 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8839 2008-03-15 Richard Guenther <rguenther@suse.de>
8841 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8842 (fold_const_aggregate_ref): Likewise.
8843 (get_value): Return NULL if we don't have any values.
8844 (ccp_finalize): Set const_val to NULL after freeing it.
8845 * tree-flow.h (get_symbol_constant_value): Declare.
8846 (fold_const_aggregate_ref): Likewise.
8847 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8849 2008-03-15 Richard Guenther <rguenther@suse.de>
8852 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8853 to not produce negative array indices if not allowed. Add
8854 parameter to indicate that.
8855 (maybe_fold_offset_to_component_ref): Allow negative array
8856 indices only for the first member of a structure.
8857 (maybe_fold_offset_to_reference): Allow negative array indices.
8858 (maybe_fold_stmt_addition): Likewise.
8860 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8861 Anatoly Sokolov <aesok@post.ru>
8863 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8864 (avr_arch): Add ARCH_AVR6.
8865 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8866 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8867 instead of fixed value 2.
8868 (print_operand_address): Use gs() asm specifier instead of pm().
8869 (avr_assemble_integer): (Ditto.).
8870 (avr_output_addr_vec_elt): (Ditto.).
8871 (print_operand): Handle "!" code.
8872 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8873 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8874 (AVR_HAVE_EIJMP_EICALL): Define.
8875 (AVR_3_BYTE_PC): Redefine.
8876 (AVR_2_BYTE_PC): (Ditto.).
8877 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8878 (LINK_SPEC): Add atmega2560 and atmega2561.
8879 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8881 * config/avr/avr.md (call_insn): Use eicall instead of icall
8882 for 3 byte PC devices.
8883 (call_value_insn): (Ditto.).
8884 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8885 (indirect_jump): Use only for for 2 byte PC devices.
8886 (*tablejump): (Ditto.).
8887 (*indirect_jump_avr6): Add insn.
8888 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8889 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8890 instead of ijmp for 3 byte PC devices.
8891 (__tablejump2__): (Ditto.).
8892 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8893 (MULITLIB_DIRNAMES): (Ditto.).
8894 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8896 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8898 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8899 "sse2_umulsidi3". Use V1DI mode for operand 0.
8900 ("mmx_psadbw"): Use V1DI mode for operand 0.
8901 * config/i386/i386-modes.def (V1SI): New vector mode.
8902 * config/i386/i386.c (struct builtin_description)
8903 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8904 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8905 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8906 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8907 v1di_ftype_v8qi_v8qi type.
8908 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8910 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8911 __builtin_ia32_pmuludq]: Fix the mode of return value.
8913 2008-03-15 Richard Guenther <rguenther@suse.de>
8916 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8919 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8921 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8922 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8923 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8924 unless TARGET_SERIALIZE_VOLATILE is enabled.
8925 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8926 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8927 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8929 2008-03-14 Richard Guenther <rguenther@suse.de>
8931 PR tree-optimization/34172
8932 * tree-flow.h (refs_may_alias_p): Declare.
8933 (get_single_def_stmt): Likewise.
8934 (get_single_def_stmt_from_phi): Likewise.
8935 (get_single_def_stmt_with_phi): Likewise.
8936 * tree-dfa.c (refs_may_alias_p): New function.
8937 (get_single_def_stmt): Likewise.
8938 (get_single_def_stmt_from_phi): Likewise.
8939 (get_single_def_stmt_with_phi): Likewise.
8940 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8941 (vn_reference_lookup_1): New helper function.
8942 (vn_reference_lookup): Walk the virtual use-def chain to
8943 continue searching for a match if the def does not alias the
8944 reference we are looking for.
8946 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8948 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8949 archive and Perzl. Update The Written Word listing.
8951 2008-03-14 Richard Guenther <rguenther@suse.de>
8953 PR tree-optimization/34043
8954 PR tree-optimization/33989
8955 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8957 (bitmap_find_leader): Use extra argument to verify dominance
8958 relationship inside a basic-block.
8959 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8960 (find_leader_in_sets): Adjust.
8961 (create_component_ref_by_pieces): Take extra argument for
8962 dominance check, handle lookup failures.
8963 (find_or_generate_expression): Likewise.
8964 (create_expression_by_pieces): Likewise.
8965 (insert_into_preds_of_block): Adjust.
8966 (create_value_expr_from): If asked for, verify all operands
8967 are in the blocks AVAIL_OUT set.
8968 (make_values_for_stmt): Check for SSA_NAMEs that are life
8969 over an abnormal edge.
8970 (compute_avail): Remove such check.
8971 (do_SCCVN_insertion): New function.
8972 (eliminate): If we do not find a leader suitable for replacement
8973 insert a replacement expression from SCCVN if available.
8974 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8975 (struct vn_ssa_aux): Add needs_insertion flag.
8976 * tree-ssa-sccvn.c (may_insert): New global flag.
8977 (copy_reference_ops_from_ref): Value-number union member access
8978 based on its size, not type and member if insertion is allowed.
8979 (visit_reference_op_load): For a weak match from union type
8980 punning lookup a view-converted value and insert a SSA_NAME
8981 for that value if that is not found.
8982 (visit_use): Make dumps shorter. Do not disallow value numbering
8983 SSA_NAMEs that are life over an abnormal edge to constants.
8984 (free_scc_vn): Release inserted SSA_NAMEs.
8985 (run_scc_vn): New flag to specify whether insertion is allowed.
8986 Process SSA_NAMEs in forward order.
8987 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8988 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8989 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8990 pointer type to/from integral types that do not change the
8991 precision to regular conversions.
8993 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8995 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8996 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8997 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8998 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8999 input arguments and the mode of return value. Built-in functions
9000 that operate on whole 64-bit MMX register now use V1DI mode.
9002 2008-03-13 Alon Dayan <alond@il.ibm.com>
9003 Olga Golovanevsky <olga@il.ibm.com>
9005 PR tree-optimization/35041
9006 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9007 to locate the right position in a statement.
9009 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9013 * config/i386/xmmintrin.h: Change all static inline functions to
9014 extern inline and add __gnu_inline__ attribute.
9015 * config/i386/bmintrin.h: Ditto.
9016 * config/i386/smmintrin.h: Ditto.
9017 * config/i386/tmmintrin.h: Ditto.
9018 * config/i386/mmintrin-common.h: Ditto.
9019 * config/i386/ammintrin.h: Ditto.
9020 * config/i386/emmintrin.h: Ditto.
9021 * config/i386/pmmintrin.h: Ditto.
9022 * config/i386/mmintrin.h: Ditto.
9023 * config/i386/mm3dnow.h: Ditto.
9025 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9028 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9029 (lower_omp_2): New function.
9030 (lower_omp_1, lower_omp): Rewritten.
9032 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9035 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9036 with the phrase "Microsoft Windows compilers".
9037 (Push/Pop Macro Pragmas): New subsection. Document
9038 #pragma push_macro and pragma pop_macro.
9040 2008-03-12 Paul Brook <paul@codesourcery.com>
9042 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9044 2008-03-12 Paul Brook <paul@codesourcery.com>
9046 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9047 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9048 (thumb2_addsi_shortim): Rename ...
9049 (thumb2_addsi_short): ... to this. Allow register operands.
9050 (thumb2_subsi_short): New pattern.
9051 (thumb2_one_cmplsi2_short,
9052 thumb2_negsi2_short): New patterns and peepholes.
9054 2008-03-12 Paul Brook <paul@codesourcery.com>
9056 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9058 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9060 * config/i386/i386.md (int_cond): New code iterator.
9062 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9063 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9064 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9065 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9066 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9067 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9068 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9069 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9071 2008-03-12 Paul Brook <paul@codesourcery.com>
9073 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9074 instead of {arm,thumb}_compute_save_reg_mask.
9075 (output_return_instruction): Ditto.
9076 (thumb_unexpanded_epilogue): Ditto.
9077 (thumb1_expand_prologue): Ditto.
9078 (thumb1_output_function_prologue): Ditto.
9079 (arm_set_return_address): Ditto.
9080 (thumb_set_return_address): Ditto.
9081 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9082 regs to achieve stack alignment.
9083 (thumb1_compute_save_reg_mask): Fix compiler warning.
9084 (arm_output_epilogue): Use offsets->saved_regs_mask.
9085 Adjust stack pointer by poping call clobered registers.
9086 (arm_expand_prologue): Use offsets->saved_regs_mask.
9087 Adjust stack pointer by pushing extra registers.
9088 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9090 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9093 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9094 conversion to the operands of a multiplication.
9096 2008-03-12 Richard Guenther <rguenther@suse.de>
9098 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9099 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9100 * timevar.def (TV_TREE_PHIPROP): Add.
9101 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9102 pass description. Use TV_TREE_PHIPROP.
9103 * tree-ssa-forwprop.c: Remove phiprop code.
9105 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9108 * omp-low.c (maybe_lookup_decl): Constify first argument.
9109 (use_pointer_for_field): Change last argument from bool to
9110 omp_context *. Disallow shared copy-in/out in nested
9111 parallel if decl is shared in outer parallel too.
9112 (build_outer_var_ref, scan_sharing_clauses,
9113 lower_rec_input_clauses, lower_copyprivate_clauses,
9114 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9116 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9117 Ira Rosen <irar@il.ibm.com>
9119 * tree-vectorizer.c (free_stmt_vec_info): New function.
9120 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9121 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9122 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9123 * tree-vect-transform.c (vectorizable_conversion): Free
9124 vec_oprnds0 if it was allocated.
9125 (vect_permute_store_chain): Remove unused VECs.
9126 (vectorizable_store): Free VECs that are allocated in the..
9128 (vect_transform_strided_load, vectorizable_load): Likewise.
9129 (vect_remove_stores): Simplify the code.
9130 (vect_transform_loop): Move code to vect_remove_stores().
9131 Call vect_remove_stores() and free_stmt_vec_info().
9133 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9135 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9136 TARGET_HPUX. Revise comment.
9137 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9138 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9139 Use sr4 variant of `be' instruction when not generating PIC code.
9140 (attr_length_call): Adjust for above change.
9142 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9144 * ipa-reference.c (static_execute): Remove module_statics_const and
9145 associated setting code.
9147 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9150 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9151 predicate for operand 1.
9152 (paritysi2_cmp): Use register_operand predicate for operand 2.
9153 Use earlyclobber modifier for operand 1. Remove support for
9155 (paritydi2_cmp): Use register_operand predicate for operand 3.
9156 Use earlyclobber modifier for operand 1. Remove support for
9159 2008-03-11 Paul Brook <paul@codesourcery.com>
9160 Vladimir Prus <vladimir@codesourcery.com>
9162 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9163 (arm_compute_save_reg0_reg12_mask): Always
9164 check if register 11 must be saved. Always safe hard frame pointer
9165 when frame_pointer_needeed.
9166 (arm_compute_save_reg_mask): Save IP and PC
9167 only with apcs frames.
9168 (arm_output_epilogue): Adjust Thumb2 codepath to
9169 be also invoked and work for ARM non-apcs frames.
9170 (arm_expand_prologue): Don't bother saving IP
9171 for non-apcs frame, since it's not clobbered by
9172 prologue code. Implement non-apcs frame
9175 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9177 PR rtl-optimization/35281
9178 * expr.c (convert_move): Use a new pseudo for the intermediate
9179 from_mode->word_mode result.
9181 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9183 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9184 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9185 * toplev.c (compile_file): Don't call it.
9187 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9190 * expr.c (store_expr): Call emit_block_move if the mode
9191 of "temp" RTX is BLKmode.
9193 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9194 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/31358
9197 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9198 the step with a NULL_TREE.
9199 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9200 to sizetype if type is a pointer type.
9201 (add_candidate_1): Don't convert the base and step to
9202 the generic type if the orginal type is a pointer type.
9203 (add_iv_value_candidates): Use sizetype for the step
9204 if type is a pointer type.
9205 (cand_value_at): Likewise.
9206 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9208 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9209 Don't convert the tem affine to the type.
9210 (add_elt_to_tree): Use sizetype for the step if a pointer.
9211 Use POINTER_PLUS_EXPR for pointers.
9212 (aff_combination_to_tree): Use sizetype for the step if a
9215 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9217 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9218 Remove commutativity hint.
9220 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9224 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9225 errorneous type. Check that v is a VAR_DECL.
9228 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9230 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9232 PR tree-optimization/35494
9233 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9234 may be overriden at link and run time.
9236 2008-03-10 Richard Guenther <rguenther@suse.de>
9238 PR tree-optimization/34677
9239 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9240 (poolify_tree): Likewise.
9241 (modify_expr_template): Likewise.
9242 (poolify_modify_stmt): Likewise.
9243 (insert_fake_stores): Handle all component-ref style stores
9244 in addition to INDIRECT_REF. Also handle complex types.
9245 Do not poolify the inserted load.
9246 (realify_fake_stores): Do not rebuild the tree but only
9247 make it a SSA_NAME copy.
9248 (init_pre): Remove initialzation of modify_expr_template.
9249 Do not allocate modify_expr_node_pool.
9250 (fini_pre): Do not free modify_expr_node_pool.
9252 2008-03-10 Paul Brook <paul@codesourcery.com>
9254 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9257 2008-03-10 Paul Brook <paul@codesourcery.com>
9258 Mark Shinwell <shinwell@codesourcery.com>
9260 * config/arm/cortex-r4.md: New.
9261 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9263 * config/arm/arm.md: Include cortex-r4.md.
9264 (insn): Add smmls, sdiv and udiv values.
9265 (generic_sched): Don't use generic scheduling for Cortex-R4.
9266 (arm_issue_rate): New function.
9267 (TARGET_SCHED_ISSUE_RATE): Define.
9269 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9271 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9273 2008-03-10 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9276 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9278 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9280 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9281 Set default to true.
9283 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9285 * c.opt (Wsynth): Deprecate.
9286 * doc/invoke.texi (Option Summary, Warning Options): Document
9287 -Wno-format-contains-nul.
9289 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9293 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9295 2008-03-09 Ira Rosen <irar@il.ibm.com>
9297 * config/rs6000/rs6000.c (builtin_description): Rename vector
9298 left shift operations.
9299 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9300 (altivec_vsl<VI_char>): Rename to ...
9301 (ashl<mode>3): ... new name.
9302 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9304 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9306 2008-03-08 Richard Guenther <rguenther@suse.de>
9308 * coverage.h (tree_coverage_counter_addr): Declare.
9309 * coverage.c (tree_coverage_counter_addr): New function.
9310 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9312 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9313 (tree_gen_one_value_profiler): Likewise.
9314 (tree_gen_ic_profiler): Likewise.
9315 (tree_gen_average_profiler): Likewise.
9316 (tree_gen_ior_profiler): Likewise.
9318 2008-03-08 Richard Guenther <rguenther@suse.de>
9320 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9321 (vn_binary_op_insert): Likewise.
9322 (vn_unary_op_lookup): Likewise.
9323 (vn_unary_op_insert): Likewise.
9324 (vn_nary_op_lookup): Declare.
9325 (vn_nary_op_insert): Likewise.
9326 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9327 and binary hashes, use a single obstack for unary_op_pool
9329 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9330 a single struct vn_nary_op_s. Store tree code length and
9331 a variable number of operands.
9332 (struct vn_reference_op_struct): Remove unused op2.
9333 (vn_reference_op_eq): Do not compare op2.
9334 (vn_reference_op_compute_hash): Do not compute hash of op2.
9335 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9336 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9337 with vn_nary_op_compute_hash.
9338 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9339 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9341 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9343 (visit_unary_op): Call nary functions.
9344 (visit_binary_op): Likewise.
9345 (process_scc): Adjust for struct vn_tables_s changes.
9346 (allocate_vn_table): Likewise.
9347 (free_vn_table): Likewise.
9348 * tree-vn.c (vn_add): Call nary functions.
9349 (vn_lookup): Likewise.
9351 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9354 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9355 wdst back after sync_compare_and_swapqhi_internal.
9357 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9360 * config/i386/i386-modes.def (V1DI): New vector mode.
9361 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9362 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9363 (MMXMODE248): Ditto.
9364 (MMXMODE): Add V1DI mode.
9365 (mmxvecsize): Change DI mode to V1DI mode.
9366 ("mov<mode>): Use MMXMODEI8 mode iterator.
9367 ("*mov<mode>_internal_rex64"): Ditto.
9368 ("*mov<mode>_internal"): Ditto.
9369 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9370 ("mmx_sub<mode>3"): Ditto.
9371 ("mmx_adddi3"): Remove insn pattern.
9372 ("mmx_subdi3"): Ditto.
9373 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9374 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9375 ("mmx_ashl<mode>3"): Ditto.
9376 ("mmx_lshrdi3"): Remove insn pattern.
9377 ("mmx_ashldi3"): Ditto.
9378 * config/i386/i386.c (classify_argument): Handle V1DImode.
9379 (function_arg_advance_32): Ditto.
9380 (function_arg_32): Ditto.
9381 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9382 mmx_addv1di3 insn pattern.
9383 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9384 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9385 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9386 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9387 Remove definitions of built-in functions.
9388 (V1DI_type_node): New node.
9389 (v1di_ftype_v1di_int): Ditto.
9390 (v1di_ftype_v1di_v1di): Ditto.
9391 (v2si_ftype_v2si_si): Ditto.
9392 (v4hi_ftype_v4hi_di): Remove node.
9393 (v2si_ftype_v2si_di): Ditto.
9394 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9395 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9396 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9397 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9398 Add new builtins using def_builtin_const.
9399 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9400 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9401 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9402 * config/i386/mmintrin.h (__v1di): New typedef.
9403 (_mm_add_si64): Cast arguments to __v1di type.
9404 (_mm_sub_si64): Ditto.
9405 (_mm_sll_pi16): Cast __count to __v4hi type.
9406 (_mm_sll_pi32): Cast __count to __v2si type.
9407 (_mm_sll_si64): Cast arguments to __v1di type.
9408 (_mm_srl_pi16): Cast __count to __v4hi type.
9409 (_mm_srl_pi32): Cast __count to __v2si type.
9410 (_mm_srl_si64): Cast arguments to __v1di type.
9411 (_mm_sra_pi16): Cast __count to __v4hi type.
9412 (_mm_sra_pi32): Cast __count to __v2si type.
9413 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9414 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9415 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9416 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9417 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9418 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9419 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9420 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9421 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9422 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9423 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9424 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9426 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9428 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9430 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9433 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9434 reg+const addressing for Altivec modes. Don't generate reg+reg
9435 addressing for TFmode or TDmode quantities.
9437 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9439 * c-common.c (vector_types_convertible_p): Call langhook
9440 instead of comptypes.
9442 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9445 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9446 integral and scalar float variables which have a
9449 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9451 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9452 dwarf_register_span hook when emitting unwind information for
9453 register-to-memory saves.
9454 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9455 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9457 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9459 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9460 for the same VAR_DECL.
9462 2008-03-06 Tom Tromey <tromey@redhat.com>
9465 * doc/standards.texi (Standards): Don't mention treelang.
9466 * doc/invoke.texi (Overall Options): Don't mention treelang.
9467 * doc/install.texi (Prerequisites): Don't mention bison or
9469 (Configuration): Don't mention treelang.
9470 (Building): Likewise.
9471 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9473 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9475 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9476 word-extractions out of a multi-word object.
9478 2008-03-06 Richard Guenther <rguenther@suse.de>
9480 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9481 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9482 result type and precision.
9483 * expr.c (get_inner_reference): Set unsignedp based on the result
9484 type of BIT_FIELD_REF.
9485 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9486 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9487 (try_instantiate_multiple_fields): Likewise. Use the correct type
9489 (sra_build_assignment): Likewise.
9490 (sra_build_elt_assignment): Likewise.
9491 (sra_explode_bitfield_assignment): Likewise.
9492 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9493 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9494 set BIT_FIELD_REF_UNSIGNED.
9495 (vectorizable_load): Likewise.
9497 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9499 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9502 2008-03-06 Richard Guenther <rguenther@suse.de>
9504 * alias.c (struct alias_set_entry): Move has_zero_child field
9505 to pack with alias_set.
9507 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9509 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9512 2008-03-05 Ian Lance Taylor <iant@google.com>
9514 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9516 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9518 * fwprop.c (update_df): Support width and offset parameters of
9520 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9521 global_conflicts): Change DF_REF_EXTRACT to either
9522 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9523 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9524 * df-scan.c (df_ref_record, df_defs_record,
9525 df_ref_create_structure, df_def_record_1, df_uses_record,
9526 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9527 df_bb_refs_collect, df_entry_block_defs_collect,
9528 df_exit_block_uses_collect): Support new width and offset fields.
9529 (ref_extract_pool): New storage pool.
9530 (df_free_ref): New function.
9531 (df_reg_chain_unlink, df_free_collection_rec,
9532 df_sort_and_compress_refs): Call df_free_ref.
9533 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9535 (df_ref_create_structure): Allocate df_ref_extract if offset and
9536 width fields are used.
9537 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9538 (df_uses_record): Get offset and width from ZERO_EXTRACT
9540 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9541 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9542 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9543 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9544 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9545 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9546 (df_ref_extract): New structure.
9547 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9548 (df_ref_create): Add width and offset parameters.
9550 2008-03-05 Richard Guenther <rguenther@suse.de>
9552 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9553 Use ranges_overlap_p.
9554 (offset_overlaps_with_access): Rename
9555 to ranges_overlap_p and move ...
9556 * tree-flow-inline.h (ranges_overlap_p): ... here.
9558 * tree.h (get_inner_reference, handled_component_p): Update
9561 * tree.h (record_component_aliases, get_alias_set,
9562 alias_sets_conflict_p, alias_sets_must_conflict_p,
9563 objects_must_conflict_p): Move declarations ...
9564 * alias.h (record_component_aliases, get_alias_set,
9565 alias_sets_conflict_p, alias_sets_must_conflict_p,
9566 objects_must_conflict_p): ... here.
9567 Include coretypes.h.
9568 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9570 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9572 * cfg.c: Include tree-flow.h.
9573 (remove_edge_raw): Call redirect_edge_var_map_clear.
9574 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9575 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9576 (redirect_edge_var_map_result): New.
9577 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9578 PENDING_STMT use with redirect_edge_var_map_*.
9579 * tree-ssa.c (edge_var_maps): New definition.
9580 (redirect_edge_var_map_add): New.
9581 (redirect_edge_var_map_clear): New.
9582 (redirect_edge_var_map_dup): New.
9583 (redirect_edge_var_map_vector): New.
9584 (redirect_edge_var_map_destroy): New.
9585 (ssa_redirect_edge): Replace PENDING_STMT use with
9586 redirect_edge_var_map_*.
9587 (flush_pending_stmts): Same.
9588 (delete_tree_ssa): Destroy edge var map.
9589 * tree-flow.h (struct _edge_var_map): New.
9590 Define edge_var_map vector type.
9591 Declare redirect_edge_var_map_* prototypes.
9592 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9593 * tree-cfg.c (reinstall_phi_args): Replace
9594 PENDING_STMT use with redirect_edge_var_map_*.
9596 2008-03-05 Richard Guenther <rguenther@suse.de>
9598 PR tree-optimization/35472
9599 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9600 whose single use_stmt has a overlapping set of loaded and
9601 stored symbols as that use_stmt might be a noop assignment then.
9603 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9605 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9607 2008-03-05 Richard Guenther <rguenther@suse.de>
9610 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9611 should be constants.
9612 * tree-cfg.c (verify_expr): Verify it.
9613 * fold-const.c (fold_truthop): Remove code generating
9614 BIT_FIELD_REFs of structure bases.
9615 (fold_binary): Likewise.
9616 (fold_ternary): Position and size of BIT_FIELD_REFs are
9617 always host integers.
9618 (make_bit_field_ref): Remove.
9619 (optimize_bit_field_compare): Remove.
9620 (all_ones_mask_p): Remove.
9622 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9625 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9626 (split_block_and_df_analyze): New. Split basic block and rebuild
9628 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9630 (split_pattern_seq): Likewise.
9631 (erase_matching_seqs): Likewise.
9632 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9634 2008-03-04 Geoff Keating <geoffk@apple.com>
9636 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9637 declaration and code.
9638 (tree_invalid_nonnegative_warnv_p): Likewise.
9640 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9642 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9643 examples. Truncate option-names then causing overfull hbox.
9645 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9648 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9650 * configure: Rebuilt.
9652 2008-03-04 Rafael Espindola <espindola@google.com>
9654 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9655 (tree_unary_nonnegative_warnv_p): New.
9656 (tree_binary_nonnegative_warnv_p): New.
9657 (tree_single_nonnegative_warnv_p): New.
9658 (tree_invalid_nonnegative_warnv_p): New.
9659 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9661 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9664 * opts.c (handle_option): Postpone 'unknown option' errors only for
9667 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9670 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9673 2008-03-04 Rafael Espindola <espindola@google.com>
9675 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9676 (tree_binary_nonzero_warnv_p): New.
9677 (tree_single_nonzero_warnv_p): New.
9678 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9680 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9683 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9684 transformations for modes that have signed zeros.
9685 * ifcvt.c (noce_try_abs): Ditto.
9687 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9689 * config/i386/i386.c (override_options): Force
9690 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9692 2008-03-04 Jan Hubicka <jh@suse.cz>
9695 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9698 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9700 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9701 label to probe the stack.
9703 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9705 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9706 (__gthr_win32_mutex_destroy): Declare.
9707 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9708 __gthr_win32_mutex_destroy.
9709 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9711 2008-03-03 Jan Hubicka <jh@suse.cz>
9714 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9715 aggressive on inlining cold calls.
9717 2008-03-03 Richard Guenther <rguenther@suse.de>
9719 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9720 struct copies into the expression table.
9721 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9722 (try_to_simplify): Likewise.
9723 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9724 integral and pointer arguments which do not change the
9725 precision to NOP_EXPRs.
9726 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9727 VIEW_CONVERT_EXPR case.
9729 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9731 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9732 defined in a loop at depth 0 is invariant.
9733 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9734 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9735 be called at loop depth 0.
9737 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9740 * gcc.c (process_command): Update copyright notice dates.
9741 * gcov.c (print_version): Likewise.
9742 * gcov-dump.c (print_version): Likewise.
9743 * mips-tfile.c (main): Likewise.
9744 * mips-tdump.c (main): Likewise.
9746 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9749 * c-common.c (flag_permissive): Delete.
9750 (constant_expression_warnings): Check flags first.
9751 (constant_expression_error): New.
9752 * c-common.h (flag_permissive): Delete.
9753 (constant_expression_error): Declare.
9754 * flags.h (flag_permissive): Declare. Update description.
9755 * diagnostic.c (pedwarn): Update.
9757 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9758 (permissive_error_kind): New.
9759 * toplev.c (flag_permissive): Define. Update description.
9760 * toplev.h (permissive_error_kind): Declare.
9761 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9762 (pedwarn_c90): Use pedantic_warning_kind.
9763 * c-opts.c (c_common_post_options): flag_permissive does not affect
9764 flag_pedantic_errors.
9766 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9768 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9769 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9770 __absvsi2, __absvDI2): Use unsigned arithmetic.
9772 2008-03-02 Andi Kleen <ak@suse.de>
9773 Richard Guenther <rguenther@suse.de>
9775 * struct-equiv.c: Remove file.
9776 * cfg_cleanup.c (condjump_equiv_p): Remove.
9777 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9778 (struct-equiv.o): Remove rule.
9779 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9780 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9781 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9783 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9785 * ifcvt.c (noce_process_if_block): Try to handle only the then
9786 block if the else block exists but isn't suitable.
9788 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9791 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9792 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9793 regression from previous patch.
9795 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9798 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9800 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9801 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9802 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9803 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9804 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9805 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9806 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9807 (__gthread_mutex_destroy_function): Rename to
9808 __gthread_mutex_destroy.
9809 * gthr-dce.h (__gthread_mutex_destroy): Call
9810 pthread_mutex_destroy.
9811 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9812 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9813 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9815 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9817 * df-scan.c (df_ref_chain_change_bb): Simplify.
9818 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9819 set_block_for_insn if there's any change.
9820 * df.h ((df_insn_change_bb): Fix prototype.
9821 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9822 df_insn_change_bb, don't call set_block_for_insn.
9823 * emit-rtl.c (reorder_insns): Likewise.
9824 * haifa-sched.c (move_insn): Likewise.
9826 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9828 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9830 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9832 * tree-flow-inline.h (next_readonly_imm_use): Return
9833 NULL_USE_OPERAND_P after the end.
9835 2008-03-01 Richard Guenther <rguenther@suse.de>
9837 PR tree-optimization/35411
9838 * tree-sra.c (sra_build_assignment): Split conversion to
9839 final type to a separate statement if we are not assigning
9842 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9844 * fold-const.c (fold_convertible_p): Correct the logic to follow
9845 that in fold_convert().
9847 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9850 * tree-inline.c (build_duplicate_type): When we make a
9851 duplicate type, make it unique in the canonical types system.
9853 2008-02-29 Tom Tromey <tromey@redhat.com>
9855 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9856 input_file_stack_history, input_file_stack_restored): Remove.
9857 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9858 * input.h (struct file_stack): Remove.
9859 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9860 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9862 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9864 (diagnostic_last_module_changed): Add 'map' argument.
9865 (diagnostic_set_last_function): Likewise.
9866 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9867 line map, not input_file_stack.
9868 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9870 2008-02-29 Paul Brook <paul@codesourcery.com>
9872 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9874 2008-02-29 Paul Brook <paul@codesourcery.com>
9876 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9878 2008-02-29 Richard Guenther <rguenther@suse.de>
9880 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9882 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9883 value for comparing for a store match.
9884 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9885 (try_to_simplify): Do not do a full-blown reference lookup.
9887 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9889 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9890 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9892 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9894 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9896 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9897 strides against cache sizes.
9899 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9901 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9904 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9906 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9907 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9908 is smaller than the original promoted value.
9909 (simplify_subreg): If OP is a SUBREG, try to preserve its
9910 SUBREG_PROMOTED_VAR_P information.
9912 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9914 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9915 (VN_INFO_GET): Allocate new objects on the obstack.
9916 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9917 for rpo_numbers_temp, for consistency.
9918 (free_scc_vn): Free the obstack.
9920 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9922 * doc/invoke.texi: Document -ftree-loop-distribution.
9923 * tree-loop-distribution.c: New.
9924 * tree-pass.h (pass_loop_distribution): New.
9925 * graphds.h (struct graph): Add htab_t indices.
9926 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9927 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9928 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9929 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9930 * tree-data-ref.c (debug_data_dependence_relations): New.
9931 (dump_data_dependence_relation): Also print data references.
9932 (free_data_ref): Extern.
9933 (same_access_functions): Moved...
9934 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9935 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9936 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9937 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9938 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9939 (stmts_from_loop): Skip LABEL_EXPR.
9940 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9942 (build_rdg): Initialize rdg->indices htab.
9943 (free_rdg, stores_from_loop, ref_base_address,
9944 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9945 have_similar_memory_accesses_1, ref_base_address_1,
9946 remove_similar_memory_refs): New.
9947 * tree-data-ref.h: Depend on tree-chrec.h.
9948 (debug_data_dependence_relations, free_data_ref): Declared.
9949 (same_access_functions): ... here.
9950 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9952 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9953 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9954 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9955 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9956 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9957 rdg_vertex_for_stmt): Declared.
9958 (struct rdg_edge): Add level.
9960 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9961 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9963 (rdg_has_similar_memory_accesses): New.
9964 * tree-vect-analyze.c: Remove unused static decls.
9965 * lambda.h (dependence_level): New.
9966 * common.opt (ftree-loop-distribution): New.
9967 * tree-flow.h (mark_virtual_ops_in_bb,
9968 slpeel_tree_duplicate_loop_to_edge_cfg,
9969 rename_variables_in_loop): Declared.
9970 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9971 (OBJS-common): Add tree-loop-distribution.o.
9972 (tree-loop-distribution.o): New rule.
9973 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9974 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9975 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9977 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9980 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9981 other than structures and unions.
9983 2008-02-28 Richard Guenther <rguenther@suse.de>
9986 2008-02-26 Richard Guenther <rguenther@suse.de>
9988 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9989 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9990 (lookup_decl_from_uid): Declare.
9991 (remove_decl_from_map): Likewise.
9992 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9993 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9994 (decl_for_uid_map): New global hashtable mapping DECL_UID
9996 (init_ttree): Allocate it.
9997 (insert_decl_to_uid_decl_map): New helper function.
9998 (make_node_stat): Insert new decls into the map.
9999 (copy_node_stat): Likewise.
10000 (lookup_decl_from_uid): New function.
10001 (remove_decl_from_map): Likewise.
10002 (print_decl_for_uid_map_statistics): New helper.
10003 (dump_tree_statistics): Call it.
10005 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10006 (referenced_var_iterator): Adjust.
10007 (FOR_EACH_REFERENCED_VAR): Adjust.
10008 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10009 (num_referenced_vars): Adjust.
10010 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10011 (first_referenced_var): Remove.
10012 (end_referenced_vars_p): Likewise.
10013 (next_referenced_var): Likewise.
10014 (referenced_var_iterator_set): New helper function.
10015 * tree-dfa.c (referenced_var_lookup): Adjust.
10016 (referenced_var_check_and_insert): Likewise.
10017 (remove_referenced_var): Likewise.
10018 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10019 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10020 (verify_call_clobbering): Likewise.
10021 (verify_memory_partitions): Likewise.
10022 (init_tree_ssa): Allocate bitmap instead of hashtable for
10024 (delete_tree_ssa): Adjust.
10025 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10026 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10027 (compute_tag_properties): Likewise.
10028 (set_initial_properties): Likewise.
10029 (find_partition_for): Likewise.
10030 (update_reference_counts): Likewise.
10031 (dump_may_aliases_for): Likewise.
10032 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10033 (add_call_clobber_ops): Likewise.
10034 (add_call_read_ops): Likewise.
10035 (get_asm_expr_operands): Likewise.
10036 * tree-into-ssa.c (dump_decl_set): Likewise.
10037 (update_ssa): Likewise.
10038 * tree-sra.c (scan_function): Likewise.
10039 (decide_instantiations): Likewise.
10040 (scalarize_parms): Likewise.
10041 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10042 (dsa_named_for): Likewise.
10043 * tree-ssa-structalias.c (update_alias_info): Likewise.
10044 (merge_smts_into): Likewise.
10046 2008-02-27 David Daney <ddaney@avtrex.com>
10049 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10050 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10051 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10052 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10053 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10055 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10058 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10059 (BUILT_IN_NEXTTOWARD): Remove.
10060 (BUILT_IN_NEXTTOWARDF): Ditto.
10061 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10062 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10064 2008-02-27 Tom Tromey <tromey@redhat.com>
10066 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10067 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10069 2008-02-27 Jan Beulich <jbeulich@novell.com>
10071 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10072 update the respective field on newdecl.
10074 2008-02-27 Revital Eres <eres@il.ibm.com>
10076 PR rtl-optimization/34999
10077 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10078 crossing edges that ends with a call insn.
10079 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10080 call insn and clear the EDGE_CROSSING flag of the crossing edge
10081 when fixing fallthru edges.
10083 2008-02-27 Richard Guenther <rguenther@suse.de>
10085 PR middle-end/35390
10086 * fold-const.c (fold_unary): Return the correct argument,
10087 converted to the result type.
10089 2008-02-27 Richard Guenther <rguenther@suse.de>
10091 PR middle-end/34971
10092 * expr.c (expand_expr_real_1): Assert on rotates that operate
10094 * fold-const.c (fold_binary): Use the types precision, not the
10095 bitsize of the mode if folding rotate expressions. Build rotates
10096 only for full modes.
10098 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10100 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10101 and CPP_PRAGMA_EOL.
10102 * c-pragma.c (pragma_ns_name): New typedef.
10103 (registered_pp_pragmas): New variable.
10104 (c_pp_lookup_pragma): New function.
10105 (c_register_pragma_1): If flag_preprocess_only, do nothing
10106 for non-expanded pragmas, for expanded ones push pragma's
10107 namespace and name into registered_pp_pragmas vector.
10108 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10109 flag_preprocess_only, don't register GCC pch_preprocess
10110 pragma if flag_preprocess_only.
10111 * c-opts.c (c_common_init): Call init_pragma even if
10112 flag_preprocess_only.
10113 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10114 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10115 cpp_register_pragma if flag_preprocess_only.
10117 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10120 * c-parser.c (c_parser_translation_unit): Warn for empty
10121 translation unit, not empty source file.
10123 2008-02-26 Paul Brook <paul@codesourcery.com>
10125 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10126 operand for Thumb-2.
10127 * config/arm/arm.h (reg_class): Add CORE_REGS.
10128 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10129 (BASE_REG_CLASS): Use CORE_REGS.
10130 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10131 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10132 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10133 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10134 ARM_REGNO_OK_FOR_INDEX_P.
10135 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10136 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10137 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10138 (ldm/stm peepholes): Ditto.
10139 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10140 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10141 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10142 * config/arm/constraints.md: Enable "k" constraint on ARM.
10144 2008-02-27 Ben Elliston <bje@au.ibm.com>
10146 * config/rs6000/rs6000.c: Annotate cache line size field in all
10147 instances of struct processor_costs.
10149 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10151 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10152 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10153 jump_bypass): New counters.
10154 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10155 * dce.c (gate_ud_dce): Same.
10156 (gate_fast_dce): Same.
10157 * dse.c (gate_dse1): New function.
10158 (gate_dse2): New function.
10159 (gate_dse): Merge results of new gate functions.
10160 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10161 (gate_handle_jump_bypass): Add dbg_cnt.
10162 (gate_handle_gcse): Add dbg_cnt.
10163 * ifcvt.c (gate_handle_if_conversion): Same.
10164 (gate_handle_if_after_combine): Same.
10165 (gate_handle_if_after_reload): Same.
10166 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10168 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10170 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10172 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10174 2008-02-26 Jason Merrill <jason@redhat.com>
10177 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10178 alone if it's the naming decl for the type's main variant.
10180 2008-02-26 Tom Tromey <tromey@redhat.com>
10182 * system.h (USE_MAPPED_LOCATION): Poison.
10183 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10184 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10185 (make_goto_expr_edges): Likewise.
10186 (remove_bb): Likewise.
10187 (execute_warn_function_return): Likewise.
10188 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10190 * c-common.c (fname_decl): Remove old location code.
10191 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10193 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10195 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10196 (gen_rtx_ASM_INPUT): Likewise.
10197 (gen_rtx_ASM_INPUT_loc): Likewise.
10198 (get_rtx_asm_OPERANDS): Remove.
10199 * cfglayout.c (insn_locators_alloc): Remove old location code.
10200 (set_curr_insn_source_location): Likewise.
10201 (curr_insn_locator): Likewise.
10202 * print-tree.c (print_node): Remove old location code.
10203 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10204 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10205 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10206 location_from_locus.
10207 (construct_exit_block): Remove old location code.
10208 * emit-rtl.c (force_next_line_note): Remove old location code.
10209 * profile.c (branch_prob): Remove old location code.
10210 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10211 LOC_LINE): Remove old-location variants.
10212 * langhooks.c (lhd_print_error_function): Remove old location
10214 * configure, config.in: Rebuilt.
10215 * configure.ac (--enable-mapped-location): Remove.
10216 * c-decl.c (c_init_decl_processing): Remove old location code.
10217 (finish_function): Likewise.
10218 * recog.c (decode_asm_operands): Remove old location code.
10219 * c-pch.c (c_common_read_pch): Remove old location code.
10220 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10222 * gimple-low.c (lower_function_body): Remove old location code.
10223 * toplev.c (unknown_location): Remove.
10224 (push_srcloc): Remove old-location variant.
10225 (process_options): Remove old location code.
10226 (lang_dependent_init): Likewise.
10227 * input.h (UNKNOWN_LOCATION): Move definition.
10228 (location_t): Undeprecate.
10229 (source_locus): Remove.
10230 (location_from_locus): Remove.
10231 (struct location_s): Remove.
10232 Remove all old-location code.
10233 (input_line, input_filename): Remove.
10234 * final.c (final_scan_insn): Remove old location code.
10235 * diagnostic.c (diagnostic_build_prefix): Remove
10236 USE_MAPPED_LOCATION test.
10237 * tree.h (gimple_stmt) <locus>: Now a location_t.
10238 (tree_exp) <locus>: Likewise.
10239 (DECL_IS_BUILTIN): Remove old-location variant.
10240 (annotate_with_file_line, annotate_with_locus): Likewise.
10241 (expr_locus, set_expr_locus): Update.
10242 * tree.c (build1_stat): Remove old location code.
10243 (last_annotated_node): Remove.
10244 (annotate_with_file_line): Remove old-location variant.
10245 (annotate_with_locus): Likewise.
10246 (expr_location): Remove old location code.
10247 (set_expr_location): Likewise.
10248 (expr_has_location): Likewise.
10249 (expr_locus): Likewise.
10250 (set_expr_locus): Likewise.
10251 (expr_filename): Don't use location_from_locus.
10252 (expr_lineno): Likewise.
10253 * rtl-error.c (location_for_asm): Remove old location code.
10254 * c-lex.c (cb_line_change): Remove old location code.
10255 (fe_file_change): Likewise.
10256 (cb_def_pragma): Likewise.
10257 (c_lex_with_flags): Likewise.
10258 * gengtype.c (do_typedef): Don't special-case location types.
10259 (define_location_structures): Remove.
10260 (main): Don't call define_location_structures.
10261 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10264 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10267 * builtins.def (BUILT_IN_STDARG_START): Remove.
10268 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10269 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10270 * tree-inline.c (inline_forbidden_p_1): Likewise.
10272 2008-02-26 Richard Guenther <rguenther@suse.de>
10274 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10275 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10276 (lookup_decl_from_uid): Declare.
10277 (remove_decl_from_map): Likewise.
10278 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10279 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10280 (decl_for_uid_map): New global hashtable mapping DECL_UID
10282 (init_ttree): Allocate it.
10283 (insert_decl_to_uid_decl_map): New helper function.
10284 (make_node_stat): Insert new decls into the map.
10285 (copy_node_stat): Likewise.
10286 (lookup_decl_from_uid): New function.
10287 (remove_decl_from_map): Likewise.
10288 (print_decl_for_uid_map_statistics): New helper.
10289 (dump_tree_statistics): Call it.
10291 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10292 (referenced_var_iterator): Adjust.
10293 (FOR_EACH_REFERENCED_VAR): Adjust.
10294 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10295 (num_referenced_vars): Adjust.
10296 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10297 (first_referenced_var): Remove.
10298 (end_referenced_vars_p): Likewise.
10299 (next_referenced_var): Likewise.
10300 (referenced_var_iterator_set): New helper function.
10301 * tree-dfa.c (referenced_var_lookup): Adjust.
10302 (referenced_var_check_and_insert): Likewise.
10303 (remove_referenced_var): Likewise.
10304 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10305 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10306 (verify_call_clobbering): Likewise.
10307 (verify_memory_partitions): Likewise.
10308 (init_tree_ssa): Allocate bitmap instead of hashtable for
10310 (delete_tree_ssa): Adjust.
10311 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10313 (compute_tag_properties): Likewise.
10314 (set_initial_properties): Likewise.
10315 (find_partition_for): Likewise.
10316 (update_reference_counts): Likewise.
10317 (dump_may_aliases_for): Likewise.
10318 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10319 (add_call_clobber_ops): Likewise.
10320 (add_call_read_ops): Likewise.
10321 (get_asm_expr_operands): Likewise.
10322 * tree-into-ssa.c (dump_decl_set): Likewise.
10323 (update_ssa): Likewise.
10324 * tree-sra.c (scan_function): Likewise.
10325 (decide_instantiations): Likewise.
10326 (scalarize_parms): Likewise.
10327 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10328 (dsa_named_for): Likewise.
10329 * tree-ssa-structalias.c (update_alias_info): Likewise.
10330 (merge_smts_into): Likewise.
10332 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10335 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10336 * c-opts.c (c_common_handle_option): Wall enables
10337 Wvolatile-register-var.
10338 * common.opt: Move Wvolatile-register-var to...
10341 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10343 * common.opt (Wlarger-than=): New.
10344 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10346 * opts.c (common_handle_option): Handle -Wlarger-than=.
10347 * optc-gen.awk: Likewise.
10348 * opth-gen.awk: Likewise.
10349 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10350 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10352 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * c-common.c (match_case_to_enum_1): Add appropriate
10355 OPT_W* parameter to warning.
10356 (c_do_switch_warnings): Likewise.
10357 * c-typeck.c (warning_init): Add one more parameter following
10358 'warning' function.
10359 (push_init_level): Update call to warning_init.
10360 (pop_init_level): Likewise.
10361 (add_pending_init): Likewise.
10362 (output_init_element: Likewise.
10364 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10367 * toplev.c (toplev_main): If there are warnings or error, print
10368 errors for ignored options.
10369 * opts.c (ignored_options): New static variable.
10370 (postpone_unknown_option_error): New.
10371 (print_ignored_options): New.
10372 (handle_option): Postpone errors for unknown -Wno-* options.
10373 * opts.h (print_ignored_options): Declare.
10375 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10377 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10380 2008-02-25 Richard Guenther <rguenther@suse.de>
10383 2008-02-25 Richard Guenther <rguenther@suse.de>
10385 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10386 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10387 (lookup_decl_from_uid): Declare.
10388 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10389 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10390 (decl_for_uid_map): New global hashtable mapping DECL_UID
10392 (init_ttree): Allocate it.
10393 (insert_decl_to_uid_decl_map): New helper function.
10394 (make_node_stat): Insert new decls into the map.
10395 (copy_node_stat): Likewise.
10396 (lookup_decl_from_uid): New function.
10397 (print_decl_for_uid_map_statistics): New helper.
10398 (dump_tree_statistics): Call it.
10400 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10401 (referenced_var_iterator): Adjust.
10402 (FOR_EACH_REFERENCED_VAR): Adjust.
10403 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10404 (num_referenced_vars): Adjust.
10405 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10406 (first_referenced_var): Remove.
10407 (end_referenced_vars_p): Likewise.
10408 (next_referenced_var): Likewise.
10409 (referenced_var_iterator_set): New helper function.
10410 * tree-dfa.c (referenced_var_lookup): Adjust.
10411 (referenced_var_check_and_insert): Likewise.
10412 (remove_referenced_var): Likewise.
10413 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10414 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10415 (verify_call_clobbering): Likewise.
10416 (verify_memory_partitions): Likewise.
10417 (init_tree_ssa): Allocate bitmap instead of hashtable for
10419 (delete_tree_ssa): Adjust.
10420 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10421 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10422 (compute_tag_properties): Likewise.
10423 (set_initial_properties): Likewise.
10424 (find_partition_for): Likewise.
10425 (update_reference_counts): Likewise.
10426 (dump_may_aliases_for): Likewise.
10427 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10428 (add_call_clobber_ops): Likewise.
10429 (add_call_read_ops): Likewise.
10430 (get_asm_expr_operands): Likewise.
10431 * tree-into-ssa.c (dump_decl_set): Likewise.
10432 (update_ssa): Likewise.
10433 * tree-sra.c (scan_function): Likewise.
10434 (decide_instantiations): Likewise.
10435 (scalarize_parms): Likewise.
10436 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10437 (dsa_named_for): Likewise.
10438 * tree-ssa-structalias.c (update_alias_info): Likewise.
10439 (merge_smts_into): Likewise.
10441 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10444 * doc/invoke.texi (-fcx-limited-range): Document new option.
10445 * toplev.c (process_options): Handle -fcx-fortran-rules.
10446 * common.opt: Add documentation for -fcx-fortran-rules.
10448 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10451 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10452 actual behaviour and C99.
10454 2008-02-26 Ben Elliston <bje@au.ibm.com>
10456 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10457 (ASM_CPU_POWER6_SPEC): Likewise.
10458 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10459 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10460 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
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 Andreas Krebbel <krebbel1@de.ibm.com>
10523 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10524 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10525 * alias.h (nonoverlapping_memrefs_p): Likewise.
10527 2008-02-25 Jan Beulich <jbeulich@novell.com>
10529 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10530 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10531 __emultls_get_address, __emultls_register_common,
10532 __floatundi?f, and _Unwind_GetIPInfo.
10533 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10534 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10535 (gen_regparm_prefix): Likewise.
10536 (i386_nlm_encode_section_info): Sync with
10537 config/i386/winnt.c:i386_pe_encode_section_info().
10538 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10539 i386_nlm_mangle_decl_assembler_name): New.
10540 (netware_override_options): New.
10541 * config/i386/netware.h (netware_override_options): Declare.
10542 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10543 (i386_nlm_mangle_decl_assembler_name): Declare.
10544 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10546 2008-02-25 Ben Elliston <bje@au.ibm.com>
10549 * c-decl.c (grokdeclarator): Remove unused local variables
10550 `typedef_type' and `type_as_written'.
10552 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10553 unused local variable `has_hot_blocks'.
10554 (fix_crossing_conditional_branches): Remove unused local variable
10557 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10559 PR middle-end/19984
10560 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10561 using DEF_C99_BUILTIN.
10562 (BUILT_IN_NANF): Ditto.
10563 (BUILT_IN_NANL): Ditto.
10565 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10566 Revital Eres <eres@il.ibm.com>
10568 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10569 regarding the order of two dependent insns in the same row.
10571 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10573 * stor-layout.c (layout_decl): Do not bump the alignment of a
10574 bit-field to more than byte alignment if it is packed.
10576 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10578 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10581 2008-02-24 Diego Novillo <dnovillo@google.com>
10583 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10586 * tree-vrp.c (vrp_evaluate_conditional): With
10587 -Wtype-limits, emit a warning when comparing against a
10588 constant outside the natural range of OP0's type.
10589 * c.opt (Wtype-limits): Move ...
10590 * common.opt (Wtype-limits): ... here.
10592 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10594 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10595 * config/rs6000/e300c2c3.md: New file.
10596 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10598 (rs6000_override_options): Add e300c2 and e300c3 cases to
10599 processor_target_table. Do not allow usage of Altivec or Spe
10600 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10601 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10602 * config/rs6000/rs6000.h (processor_type): Add
10603 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10604 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10605 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10606 and ppce300c3. Include e300c2c3.md.
10608 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10610 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10611 instead of TARGET_STRICT_ALIGN.
10613 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10615 * explow.c (memory_address): Assert that the generated address is
10618 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10621 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10622 * config/darwin-ppc-ldouble-patch.def: New file.
10623 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10624 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10625 SUBTARGET_INIT_BUILTINS if defined.
10626 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10629 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10632 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10633 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10635 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10638 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10639 file" warning condtional on -Winvalid-PCH.
10641 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10643 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10645 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10649 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10650 prevent reload from using MMX registers.
10651 (*mov<mode>_internal): Ditto.
10652 (*movv2sf_internal_rex64): Ditto.
10653 (*movv2sf_internal): Ditto.
10655 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10657 PR documentation/31569
10658 * doc/install.texi2html: Use makeinfo --no-number-sections.
10660 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10662 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10663 ensure that we can address an entire entity > 8 bytes. Don't
10664 generate reg+reg addressing for such data.
10666 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10668 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10669 strings when optimizing for size, unless the target cares about
10672 2008-02-22 Tom Tromey <tromey@redhat.com>
10674 * regclass.c (current_pass): Remove declaration.
10676 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10678 * config/avr/libgcc.S (__RAMPZ__): Define.
10679 (__do_copy_data): Add for devices with 128KB code memory.
10681 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10683 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10685 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10687 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10689 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10692 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10695 * c-typeck.c (build_binary_op): Warn about floating point
10696 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10698 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10701 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10702 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10704 (rs6000_override_options): Set altivec_abi as default, not override,
10705 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10706 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10707 is used; use new member spe_abi.
10708 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10709 spe_abi and altivec_abi.
10711 2008-02-22 Tomas Bily <tbily@suse.cz>
10713 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10715 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10718 * config.build (build_file_translate): Set to `CMD //c' only if
10720 * Makefile.in (build_file_translate): Improve comment.
10722 2008-02-21 Jan Hubicka <jh@suse.cz>
10724 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10725 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10726 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10728 2008-02-21 Michael Matz <matz@suse.de>
10731 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10733 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10735 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10736 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10737 as insn constraint.
10738 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10739 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10740 SSE_VEC_FLOAT_MODE_P as insn constraint.
10741 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10742 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10743 sse4a_movntdf using MODEF mode iterator.
10744 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10745 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10746 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10747 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10748 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10749 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10750 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10752 2008-02-21 Richard Guenther <rguenther@suse.de>
10754 * tree.def (PAREN_EXPR): New tree code.
10755 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10757 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10758 * expr.c (expand_expr_real_1): Likewise.
10759 * tree-inline.c (estimate_num_insns_1): Likewise.
10760 * tree-complex.c (expand_complex_move): Likewise.
10761 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10764 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10767 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10769 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10772 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10774 * config/sh/sh.c (find_barrier): Don't go past
10775 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10777 2008-02-20 DJ Delorie <dj@redhat.com>
10779 * config/h8300/h8300.md (insv): Force source operand to be a register.
10781 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10782 as a jump, not as a plain insn.
10784 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10786 * doc/invoke.texi (Warning Options): Add new option
10787 -Wframe-larger-than=.
10788 (-Wframe-larger-than): Document.
10790 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10791 Add declarations for new option variables.
10793 * final.c (final_start_function): Check the frame size
10794 before emission and issue a Wframe-larger-than warning.
10796 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10797 Add definitions for new option variables.
10798 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10800 * common.opt (Wframe-larger-than=): New option.
10802 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10804 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10805 (<sse>_div<mode>3): Ditto.
10806 (<sse>_vmdiv<mode>3): Ditto.
10807 (<sse>_vmsqrt<mode>2): Ditto.
10808 (*smax<mode>3): Ditto.
10809 (sse5_frcz<mode>2): Ditto.
10810 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10811 as insn constraint.
10813 2008-02-20 Richard Guenther <rguenther@suse.de>
10815 PR middle-end/35265
10816 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10817 be happy with INTEGRAL_TYPE_P.
10819 2008-02-20 Richard Guenther <rguenther@suse.de>
10821 * fold-const.c (split_tree): Associate floatig-point expressions
10822 if flag_associative_math is set.
10824 2008-02-20 Richard Guenther <rguenther@suse.de>
10826 * tree.h (fold_real_zero_addition_p): Declare.
10827 * fold-const.c (fold_real_zero_addition_p): Export.
10828 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10829 floating-point operations with zero and one.
10831 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10833 * doc/install.texi: Correct references to CFLAGS, replacing them
10834 with BOOT_CFLAGS. Document flags used during bootstrap for
10837 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10840 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10841 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10843 (smin<mode>3): Ditto from similar patterns.
10844 (smax<mode>3): Ditto.
10845 (*ieee_smin<mode>3): Ditto.
10846 (*ieee_smax<mode>3): Ditto.
10847 * config/i386/sse.md (sse): New mode attribute.
10848 (mov<mode>): Macroize expander from movv4sf and movv2df using
10849 SSEMODEF2P mode iterator.
10850 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10851 SSE_VEC_FLOAT_MODE_P as insn constraint.
10852 (storent<mode>): Ditto.
10853 (storent<mode>): Macroize expander from storentsf and storentdf using
10854 MODEF mode iterator.
10855 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10856 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10857 (abs<mode>2): Ditto from similar patterns.
10858 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10859 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10860 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10861 (<sse>_vmsqrt<mode>2): Ditto.
10862 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10863 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10864 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10865 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10866 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10867 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10868 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10870 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10871 iterator and SSE_FLOAT_MODE_P as insn constraint.
10872 (<sse>_ucomi): Ditto from similar patterns.
10873 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10874 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10875 SSE_VEC_FLOAT_MODE_P as insn constraint.
10876 (vcond<mode>): Ditto from similar patterns.
10877 (and<mode>3, *and<mode>3): Ditto.
10878 (<sse>_nand<mode>3): Ditto.
10879 (ior<mode>3, *ior<mode>3): Ditto.
10880 (xor<mode>3, *xor<mode>3): Ditto.
10881 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10882 iterator and SSE_FLOAT_MODE_P as insn constraint.
10883 (*nand<mode>3): Ditto from similar patterns.
10884 (*ior<mode>3): Ditto.
10885 (*xor<mode>3): Ditto.
10887 2008-02-20 Ira Rosen <irar@il.ibm.com>
10889 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10890 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10891 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10893 2008-02-19 Jan Hubicka <jh@suse.cz>
10895 * predict.c (tree_bb_level_predictions): Remove variable next
10896 mistakely introduced by previous commit.
10898 2008-02-19 Jan Hubicka <jh@suse.cz>
10900 * predict.c (predict_paths_leading_to): Rewrite.
10901 (predict_paths_for_bb): New.
10902 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10904 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10907 * Makefile.in (build_file_translate): New.
10908 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10909 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10910 * configure.ac (build_file_translate): Substitute it.
10911 * configure: Regenerate.
10913 2008-02-19 Jan Hubicka <jh@suse.cz>
10915 PR rtl-optimization/34408
10916 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10919 2008-02-19 Jan Hubicka <jh@suse.cz>
10921 PR middle-end/28779
10922 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10925 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10928 * config/i386/i386-modes.def: Revert the last DI alignment
10929 change until Ada people can look into it.
10931 2008-02-19 Nick Clifton <nickc@redhat.com>
10933 * opts.c (print_specific_help): Fix typo in --help text.
10935 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10938 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10939 32-bit inline asm without asm alternatives for host GCC < 3.0.
10941 2008-02-19 Richard Guenther <rguenther@suse.de>
10943 PR tree-optimization/34989
10944 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10945 Allow propagation to INDIRECT_REF if we can simplify only.
10947 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10949 * c-common.c (warn_for_collisions_1): Use appropriate option when
10952 2008-02-19 Nick Clifton <nickc@redhat.com>
10955 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10956 (handle_options): Fix indentation.
10957 (print_filtered_help): If no language-specific options were
10958 displayed tell the user how to list all the options supported by
10959 the language's front-end.
10960 (print_specific_help): Fix indentation and remove duplicate line.
10961 (common_handle_option): Handle the -v option.
10962 For --help enable the display of undocumented options if the -v
10963 switch has been included on the command line.
10964 For --help= check for overlaps in the arguments between the option
10965 classes and the language names and issue a warning when they
10966 cannot be disambiguated.
10967 * c.opt (v): Pass on to the common option handler.
10969 2008-02-19 Revital Eres <eres@il.ibm.com>
10971 * modulo-sched.c (sms_schedule): Change dump message when
10972 create_ddg function fails.
10973 (try_scheduling_node_in_cycle): Rename row to cycle.
10974 (print_partial_schedule): Rename CYCLE to ROW.
10976 2008-02-19 Christian Bruel <christian.bruel@st.com>
10977 Zdenek Dvorak <ook@ucw.cz>
10979 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10981 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10984 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10985 (*x86_movdicc_0_m1_se): Ditto.
10987 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10989 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10990 (CMPtype): Define as __gcc_CMPtype.
10991 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10992 (CMPtype): Define as __gcc_CMPtype.
10994 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10996 Support valgrind 3.3 for --enable-checking=valgrind.
10997 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10999 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11000 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11001 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11002 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11003 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11004 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11005 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11007 * ggc-zone.c: Similar.
11008 * ggc-page.c: Similar.
11010 2008-02-19 Paul Brook <paul@codesourcery.com>
11013 * config/arm/ieee754-df.S: Fix do_it typo.
11014 * config/arm/ieee754-sf.S: Fix do_it typo.
11016 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11019 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11020 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11021 (OPTION_MASK_ISA_SSE_SET): Likewise.
11022 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11023 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11024 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11025 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11026 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11027 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11028 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11029 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11030 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11031 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11032 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11033 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11034 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11035 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11036 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11037 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11038 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11039 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11040 (OPTION_MASK_ISA_SSE4): Removed.
11041 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11042 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11043 (override_options): Don't turn on implied SSE/MMX bits in
11046 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11048 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11051 2008-02-18 Joey Ye <joey.ye@intel.com>
11053 PR middle-end/34921
11054 * tree-nested.c (insert_field_into_struct): Set type alignment
11055 to field alignment if the former is less than the latter.
11057 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11059 * BASE-VER: Set to 4.4.0.
11061 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11063 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11064 * doc/cfg.texi: Likewise.
11065 * doc/extend.texi: Likewise.
11066 * doc/gty.texi: Likewise.
11067 * doc/invoke.texi: Likewise.
11068 * doc/loop.texi: Likewise.
11069 * doc/md.texi: Likewise.
11070 * doc/passes.texi: Likewise.
11071 * doc/rtl.texi: Likewise.
11072 * doc/sourcebuild.texi: Likewise.
11073 * doc/tm.texi: Likewise.
11074 * doc/tree-ssa.texi: Likewise.
11076 2008-02-17 Richard Guenther <rguenther@suse.de>
11078 PR middle-end/35227
11079 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11080 without default definition.
11082 2008-02-17 Richard Guenther <rguenther@suse.de>
11084 PR tree-optimization/35231
11085 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11088 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11091 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11092 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11093 libgcc_cmp_return mode.
11095 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11098 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11100 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11102 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11105 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11107 * doc/c-tree.texi: Use `@.' where appropriate.
11108 * doc/extend.texi: Likewise.
11109 * doc/install.texi: Likewise.
11110 * doc/invoke.texi: Likewise.
11111 * doc/loop.texi: Likewise.
11112 * doc/makefile.texi: Likewise.
11113 * doc/md.texi: Likewise.
11114 * doc/passes.texi: Likewise.
11115 * doc/standards.texi: Likewise.
11116 * doc/tm.texi: Likewise.
11118 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11120 PR middle-end/35196
11121 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11123 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11124 rather than in entry_bb.
11126 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11128 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11129 libgcc_cmp_return mode.
11131 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11133 PR middle-end/35130
11134 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11135 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11137 2008-02-15 Richard Guenther <rguenther@suse.de>
11138 Zdenek Dvorak <ook@ucw.cz>
11140 PR tree-optimization/35164
11141 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11142 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11143 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11144 Only propagate addresses which do not have abnormal SSA_NAMEs
11147 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11150 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11152 2008-02-15 Jan Hubicka <jh@suse.cz>
11154 PR middle-end/35149
11155 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11157 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11159 PR middle-end/34621
11160 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11161 when calculating alignment_pad.
11163 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11165 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11166 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11167 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11168 and STACK_BOUNDARY define.
11170 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11172 PR preprocessor/35061
11173 * c-pragma.c (handle_pragma_pop_macro): Check that
11174 pushed_macro_table has been allocated.
11176 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11178 PR middle-end/35136
11179 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11180 (force_gimple_operand): Likewise.
11181 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11182 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11183 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11184 (find_interesting_uses_address): Check addressability and alignment
11185 of the base expression only after substituting bases of IVs into it.
11187 2008-02-14 Michael Matz <matz@suse.de>
11190 * function.c (instantiate_virtual_regs_in_insn): Reload address
11191 before falling back to reloading the whole operand.
11193 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11195 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11196 before the first section switch note.
11198 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11200 * doc/bugreport.texi: Update copyright years.
11201 * doc/c-tree.texi: Likewise.
11202 * doc/cfg.texi: Likewise.
11203 * doc/cpp.texi: Likewise.
11204 * doc/cppinternals.texi: Likewise.
11205 * doc/fragments.texi: Likewise.
11206 * doc/frontends.texi: Likewise.
11207 * doc/gcc.texi: Likewise.
11208 * doc/gty.texi: Likewise.
11209 * doc/hostconfig.texi: Likewise.
11210 * doc/implement-c.texi: Likewise.
11211 * doc/libgcc.texi: Likewise.
11212 * doc/loop.texi: Likewise.
11213 * doc/makefile.texi: Likewise.
11214 * doc/options.texi: Likewise.
11215 * doc/passes.texi: Likewise.
11216 * doc/rtl.texi: Likewise.
11217 * doc/sourcebuild.texi: Likewise.
11218 * doc/standards.texi: Likewise.
11219 * doc/tree-ssa.texi: Likewise.
11220 * doc/trouble.texi: Likewise.
11222 * doc/extend.texi: Use @: or add comma where appropriate.
11223 * doc/invoke.texi: Likewise.
11224 * doc/tm.texi: Likewise.
11226 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11229 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11232 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11234 * doc/md.texi (clz, ctz): Add reference.
11235 * doc/rtl.texi (clz, ctz): Likewise.
11237 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11240 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11243 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11245 * config/s390/s390.c (struct constant_pool): New field
11246 emit_pool_after added.
11247 (s390_mainpool_start): Set the emit_pool_after flag according
11248 to the section switch notes.
11249 (s390_mainpool_finish): Consider emit_pool_after when emitting
11250 the literal pool at the end of the function.
11251 (s390_chunkify_start): Force literal pool splits at section
11254 2008-02-13 Michael Matz <matz@suse.de>
11257 * var-tracking.c (clobber_variable_part): Correctly traverse the
11260 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11263 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11264 Add -fdump-ipa-inline.
11265 * tree-dump.c (dump_files): Remove tree-inlined dump.
11266 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11268 2008-02-12 Richard Guenther <rguenther@suse.de>
11270 PR tree-optimization/35171
11271 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11274 2008-02-12 Richard Guenther <rguenther@suse.de>
11276 PR middle-end/35163
11277 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11278 value-preserving mode. Disallow final truncation.
11280 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11282 PR middle-end/35136
11283 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11284 code from here to...
11285 (force_gimple_operand): ...here.
11287 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11290 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11291 non-compatible pointers.
11292 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11293 different FIELD_DECLs, try harder by comparing field offsets, sizes
11296 PR inline-asm/35160
11297 * function.c (match_asm_constraints_1): Don't replace the same input
11300 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11302 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11303 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11304 (expand_epilogue): Restore RAMPZ register.
11305 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11307 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11309 * config/i386/cygwin.asm: (__alloca): Correct calling
11310 convention and alignment.
11311 (__chkstk): Force 8 byte stack alignment.
11313 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11314 Richard Guenther <rguenther@suse.de>
11316 PR tree-optimization/33992
11317 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11318 the zero we compare against.
11320 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11322 PR libfortran/35063
11323 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11324 to CloseHandle after unlocking to prevent accumulation of handle
11327 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11329 PR middle_end/34150
11330 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11331 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11332 and update LABEL_NUSES during and after reload.
11334 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11336 PR middle-end/34627
11337 * combine.c (simplify_if_then_else): Make sure the comparison is
11338 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11340 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11343 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11344 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11345 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11346 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11347 * tree.h (get_type_static_bounds): Likewise.
11349 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11351 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11352 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11353 Make -Wfoo language annotations match what the compiler outputs.
11355 2008-02-08 Sa Liu <saliu@de.ibm.com>
11357 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11358 intrinsics spu_convts, spu_convtu, spu_convtf.
11360 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11362 * doc/extend.texi (Function Attributes) <noinline>: Mention
11363 asm ("") as method to keep calls.
11365 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11368 * doc/options.texi (Options): Replace references to opts.sh with
11370 * opts-common.c: Likewise.
11371 * optc-gen.awk: Likewise.
11373 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11375 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11377 2008-02-07 Richard Henderson <rth@redhat.com>
11380 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11381 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11384 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11386 PR tree-optimization/35085
11387 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11388 for operand entry oe2 in addition to operand entry oe3 in order to
11389 expose more opportunities for vectorizer sum reduction.
11391 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11394 * Makefile.in (LIBS): Remove $(GMPLIBS).
11395 (cc1-dummy, cc1): Add $(GMPLIBS).
11397 2008-02-06 Jan Hubicka <jh@suse.cz>
11400 * i386.md (moddf_integer): Do not produce partial memory stalls for
11401 targets where it hurts.
11403 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11406 * optabs.c (expand_float): Do not check for decimal modes when
11407 expanding unsigned integer through signed conversion.
11409 2008-02-06 Nick Clifton <nickc@redhat.com>
11411 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11412 inside the clobber with a match_operand and duplicated operand
11413 number in the constraint.
11414 (ineqbranchsi): Delete redundant comment.
11416 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11418 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11419 builtin_define ("__USE_INIT_FINI__").
11420 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11422 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11424 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11426 PR documentation/30330
11427 * doc/invoke.texi (C++ Dialect Options)
11428 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11429 For each warning option -Wfoo that allows -Wno-foo, ensure both
11430 -Wfoo and -Wno-foo are listed in the option index. Fix index
11431 entry of -Wswitch-default, index -Wnormalized= including the
11432 `=', and -Wlarger-than-@var{len} including @var{len}.
11434 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11436 * config/i386/i386.md (floatunssisf2): Use
11437 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11438 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11439 Macroize expander using MODEF mode iterator.
11441 2008-02-05 Diego Novillo <dnovillo@google.com>
11443 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11446 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11448 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11451 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11453 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11456 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11457 to indicate if a message should be generated.
11458 (init_cumulative_args): Updated.
11459 (function_value_32): Likewise.
11461 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11463 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11465 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11468 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11469 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11471 2008-02-04 Diego Novillo <dnovillo@google.com>
11473 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11476 * tree-vrp.c (vrp_evaluate_conditional): With
11477 -Wtype-limits, emit a warning when comparing against a
11478 constant outside the natural range of OP0's type.
11480 2008-02-04 Richard Guenther <rguenther@suse.de>
11482 PR middle-end/33631
11483 * expr.c (count_type_elements): Give for unions instead of
11486 2008-02-04 Richard Guenther <rguenther@suse.de>
11488 PR middle-end/35043
11489 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11490 to TYPE_DOMAINs base type instead of using bitsizetype here.
11492 2008-02-03 Jason Merrill <jason@redhat.com>
11494 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11496 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11499 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11500 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11501 (RS/6000 and PowerPC Options): Fix typos and markup.
11502 * doc/passes.texi (Tree-SSA passes): Likewise.
11504 2008-02-02 Michael Matz <matz@suse.de>
11507 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11508 from record_last_reg_set_info.
11509 (record_last_reg_set_info): Take an RTX argument, iterate over all
11510 constituent hardregs.
11511 (record_last_set_info, record_opr_changes): Change calls to
11512 new signature or to record_last_reg_set_info_regno.
11514 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11516 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11518 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11520 PR rtl-optimization/34773
11521 * reg-notes.def (EQUAL): Mention significance of combination of
11522 REG_EQUAL and REG_RETVAL.
11523 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11524 insn that has a REG_RETVAL.
11526 2008-02-01 Roger Sayle <roger@eyesopen.com>
11529 * configure.ac (--enable-fixed-point): Disable unless explicitly
11531 * configure: Regenerate.
11533 2008-02-01 Richard Guenther <rguenther@suse.de>
11536 * invoke.texi (-finline-limit): Remove no longer true parts
11537 of the documentation. Note that there is no default value.
11539 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11540 Mark Mitchell <mark@codesourcery.com>
11541 Ben Elliston <bje@au.ibm.com>
11544 * doc/extend.texi (Other Builtins): Document.
11546 2008-01-31 Tom Browder <tom.browder@gmail.com>
11548 * doc/c-tree.texi (Types): Fix grammar.
11549 (Expression trees): Ditto.
11550 * doc/passes.texi (Tree-SSA passes): Ditto.
11552 * doc/configterms.texi (Configure Terms): Fix typo.
11553 * doc/cpp.texi (Common Predefined Macros): Ditto.
11554 * doc/md.texi (Machine Constraints): Ditto.
11556 * doc/makefile.texi (Makefile): Add comma.
11558 2008-01-31 Tom Browder <tom.browder@gmail.com>
11559 Gerald Pfeifer <gerald@pfeifer.com>
11561 * doc/sourcebuild.texi (Front End): Remove references to CVS
11562 and CVSROOT/modules.
11563 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11564 (Back End): Remove reference to CVS.
11566 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11569 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11571 (mips16_gp_pseudo_reg): ...here.
11572 * config/mips/mips.md (load_const_gp): Replace with...
11573 (load_const_gp_<mode>): ...this :P-based insn.
11575 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11577 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11578 options. Minor fixes.
11579 (-std): Move reference to standards closer to where language
11580 standards are first mentioned.
11582 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11584 PR rtl-optimization/34995
11585 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11586 parameter and return a bool. If the rtx parameter is nonnull,
11587 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11588 (find_reloads): Update call accordingly. Pass the new operand
11589 if it needed no address reloads, otherwise pass null.
11591 2008-01-30 Richard Henderson <rth@redhat.com>
11594 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11595 for unbounded arrays.
11597 2008-01-30 Silvius Rus <rus@google.com>
11599 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11601 2008-01-30 Jan Hubicka <jh@suse.cz>
11604 * i386.c (init_cumulative_args): Use real function declaration when
11607 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11609 PR rtl-optimization/34998
11610 * global.c (build_insn_chain): Treat non-subreg_lowpart
11611 SUBREGs of pseudos as clobbering all the words covered by the
11612 SUBREG, not just all the bytes.
11613 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11614 original df_ref rather than an extract parameter.
11615 (global_conflicts): Update call accordingly.
11617 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11619 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11620 the overflow check to make it easier to read.
11621 (__fixtfdi): Change the type of the ll member in union
11622 long_double to UDItype_x.
11624 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11626 PR middle-end/34969
11627 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11628 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11629 * tree-inline.c (fold_marked_statements): Call
11630 cgraph_update_edges_for_call_stmt if folding a call statement.
11631 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11632 debug_generic_stmt calls, reset it back afterwards.
11635 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11637 * c-typeck.c (build_external_ref): Don't pedwarn about
11638 static vars in current function's scope.
11640 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11642 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11644 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11647 * ipa-struct-reorg.c: Fix spelling.
11648 * params.def: Ditto.
11650 2008-01-29 Richard Guenther <rguenther@suse.de>
11652 PR middle-end/35006
11653 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11655 * tree-inline.c (remap_type): Increment remapping_type_depth
11656 around remapping types.
11657 (copy_body_r): Only add referenced variables if they are referenced
11658 from code, not types.
11660 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11671 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11672 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11674 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11677 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11678 pointer for tiny stack.
11680 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11682 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11684 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11686 * config/vx-common.h: Fix typo in comment.
11688 2008-01-28 Ian Lance Taylor <iant@google.com>
11692 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11693 coalesce pointers if they have different DECL_NO_TBAA_P values.
11694 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11695 between variables with different DECL_NO_TBAA_P values.
11697 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11700 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11701 are not legitimate small data references on SPE targets.
11703 2008-01-28 David Daney <ddaney@avtrex.com>
11705 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11707 2008-01-28 David Daney <ddaney@avtrex.com>
11709 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11711 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11713 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11714 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11715 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11716 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11717 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11718 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11719 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11720 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11722 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11724 * basic-block.h (condjump_equiv_p): Fix comment.
11726 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11728 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11729 print_generic_stmt_indented): Fix comment.
11731 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11733 * configure.ac (__stack_chk_fail): Add detecion for availability
11734 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11735 * configure: Regenerate.
11737 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11739 PR middle-end/34688
11740 * final.c (output_addr_const): Handle TRUNCATE.
11742 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11745 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11746 (zero_cost, infinite_cost): New constants.
11747 (struct cost_pair): Change type of cost to comp_cost.
11748 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11749 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11751 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11752 split_address_cost, ptr_difference_cost, difference_cost,
11753 get_computation_cost_at, get_computation_cost,
11754 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11755 determine_use_iv_cost_condition, determine_use_iv_costs,
11756 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11757 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11758 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11759 Change type of cost to comp_cost.
11760 (determine_iv_cost): Increase cost of non-original ivs, instead
11761 of decreasing the cost of original ones.
11762 (get_address_cost): Indicate the complexity of the addressing mode
11764 (try_add_cand_for): Prefer using ivs not specific to some object.
11765 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11767 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11768 Janis Johnson <janis187@us.ibm.com>
11771 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11772 (TARGET_INSTANTIATE_DECLS): Likewise.
11773 * target.h (expand_to_rtl_hook): New target hook.
11774 (instantiate_decls): Likewise.
11775 * function.c (instantiate_decl): Make non-static. Rename to...
11776 (instantiate_decl_rtl): ... this.
11777 (instantiate_expr): Use instantiate_decl_rtl.
11778 (instantiate_decls_1): Likewise.
11779 (instantiate_decls): Likewise.
11780 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11781 * function.h (instantiate_decl_rtl): Add prototype.
11782 * cfgexpand.c (target.h): New include.
11783 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11784 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11785 (TARGET_INSTANTIATE_DECLS): Likewise.
11786 (TARGET_INITIALIZER): New target hooks added.
11787 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11789 * config/rs6000/rs6000.c (tree-flow.h): New include.
11790 (machine_function): Add sdmode_stack_slot field.
11791 (rs6000_alloc_sdmode_stack_slot): New function.
11792 (rs6000_instantiate_decls): Likewise.
11793 (rs6000_secondary_memory_needed_rtx): Likewise.
11794 (rs6000_check_sdmode): Likewise.
11795 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11796 (TARGET_INSTANTIATE_DECLS): Likewise.
11797 (rs6000_hard_regno_mode_ok): Allow SDmode.
11798 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11799 (rs6000_emit_move): Handle SDmode.
11800 (function_arg_advance): Likewise.
11801 (function_arg): Likewise.
11802 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11803 SDmode var args for 32-bit compiles.
11804 (rs6000_secondary_reload_class): Handle SDmode.
11805 (rs6000_output_function_epilogue): Likewise.
11806 (rs6000_function_value): Simplify if statement.
11807 (rs6000_libcall_value): Likewise.
11808 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11809 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11810 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11811 (movsd_hardfloat): New define_insn.
11812 (movsd_softfloat): Likewise.
11813 (movsd_store): Likewise.
11814 (movsd_load): Likewise.
11815 (extendsddd2): Likewise.
11816 (extendsdtd2): Likewise.
11817 (truncddsd2): Likewise.
11818 (movdd_hardfloat64): Fixup comment.
11819 (UNSPEC_MOVSD_LOAD): New constant.
11820 (UNSPEC_MOVSD_STORE): Likewise.
11822 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11825 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11827 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11828 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11829 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11830 and TRUTH_XOR_EXPR.
11832 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11835 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11836 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11837 __LONGDOUBLE128 too.
11838 * config/rs6000/aix61.h: New file.
11840 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11842 PR rtl-optimization/34959
11843 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11844 popcount and parity rtxes the same mode as their operand.
11845 Truncate or extend the result to the return value's mode
11848 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11851 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11852 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11853 to GOT_VERSION_REGNUM.
11854 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11855 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11856 * config/mips/mips.c (mips_emit_call_insn): New function.
11857 (mips_call_tls_get_addr): Call mips_expand_call directly.
11858 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11860 (mips16_build_call_stub): Likewise. Return the call insn or null.
11861 (mips_expand_call): Update the call to mips16_build_call_stub
11862 accordingly and a remove redundant condition. Assert that MIPS16
11863 stubs do not use lazy binding. Use mips_emit_call_insn and return
11865 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11867 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11868 (mips_avoid_hazard): Remove hazard_set handling.
11869 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11870 (UNSPEC_RESTORE_GP): ...this.
11871 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11872 (FAKE_CALL_REGNO): Rename to...
11873 (GOT_VERSION_REGNUM): ...this.
11874 (type): Add "ghost" value. Add an associated insn reservation.
11875 (hazard_set): Remove.
11876 (exception_receiver): Rename to...
11877 (restore_gp): ...this and update the unspec identifier accordingly.
11878 (exception_receiver, nonlocal_got_receiver): New expanders.
11879 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11880 FAKE_CALL_REGNO. Remove hazard_set attribute.
11881 (set_got_version, update_got_version): New patterns.
11883 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11886 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11888 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11891 * doc/install.texi2html: Generate gcc-vers.texi.
11893 2008-01-25 DJ Delorie <dj@redhat.com>
11895 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11897 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11899 * config/c4x: Remove directory.
11900 * config.gcc (crx-*, mt-*): Mark obsolete.
11901 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11902 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11903 sh-*-rtemscoff*): Remove cases.
11904 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11905 * real.c (encode_c4x_single, decode_c4x_single,
11906 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11907 c4x_extended_format): Remove.
11908 * real.h (c4x_single_format, c4x_extended_format): Remove.
11909 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11911 (Pragmas): Remove comment about c4x pragmas.
11912 * doc/install.texi (c4x): Remove target-specific instructions.
11913 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11914 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11915 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11916 refer to C4x source files as examples.
11917 (C4X_FLOAT_FORMAT): Remove documentation.
11919 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11921 * config/bfin/bfin.c (override_options): Reorder tests so that
11922 flag_pic gets enabled for -msep-data.
11924 2008-01-25 Richard Guenther <rguenther@suse.de>
11926 PR middle-end/32244
11927 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11928 to its bitfield precision if required.
11930 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11932 PR middle-end/33880
11933 * tree-nested.c (walk_omp_for): New function.
11934 (convert_nonlocal_reference, convert_local_reference): Call
11935 walk_omp_for on OMP_FOR.
11936 (convert_call_expr): Call walk_body on OMP_FOR's
11937 OMP_FOR_PRE_INIT_BODY.
11939 2008-01-25 Richard Guenther <rguenther@suse.de>
11941 PR tree-optimization/34966
11942 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11943 default defs and PHI_NODEs we have to insert after the
11944 defining statement.
11946 2008-01-24 Nick Clifton <nickc@redhat.com>
11948 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11949 Provide a default definition.
11950 (LIBGCC2_UNITS_PER_WORD): Likewise.
11952 * config/stormy16/stormy16.c: Include df.h for the prototype
11953 for df_regs_ever_live_p.
11954 (xstormy16_expand_builtin_va_start): Convert the stack offset
11955 into a component_ref and then use POINTER_PLUS_EXPR to add it
11956 to the incoming_virtual_args_rtx.
11957 (xstormy16_gimplify_va_arg_expr): Rename to
11958 xstormy16_gimplify_va_arg_expr.
11959 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11960 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11961 xstormy16_gimplify_va_arg_expr.
11962 Fix up some formatting issues.
11964 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11965 Move to predicates.md.
11966 (xs_hi_general_operand): Likewise.
11967 (xs_hi_nonmemory_operand): Likewise.
11968 * config/stormy16/predicates.md:
11969 (xstormy16_carry_plus_operand): New predicate.
11970 (xs_hi_general_operand): New predicate.
11971 (xs_hi_nonmemory_operand): New predicate.
11972 * config/stormy16/stormy16-protos.h:
11973 (xstormy16_carry_plus_operand): Delete prototype.
11974 (xs_hi_general_operand): Likewise.
11975 (xs_hi_nonmemory_operand): Likewise.
11977 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11978 modifiers as they are no longer needed and they can trigger
11979 reload spill failures.
11981 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11982 with a match_operand in order to help reload.
11984 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11985 constraint with 'e' for the 8th alternative as this version of
11986 the mov.w instruction only accepts the lower 8 registers.
11988 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11991 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11992 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11995 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11997 PR middle-end/33333
11998 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12000 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12002 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12004 (remove_structure): Update allocations list before removing structure.
12006 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12008 * ipa-struct-reorg.c (is_safe_cond_expr,
12009 create_new_stmts_for_cond_expr): Use integer_zerop function,
12010 that recognize not only zero-pointer, but zero-integer too.
12012 2008-01-25 Ben Elliston <bje@au.ibm.com>
12015 * fixproto: Escape "." in sed expression that strips leading "./".
12017 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12020 * gcc.c (SWITCH_OK): Removed.
12021 (SWITCH_LIVE): Changed to bit.
12022 (SWITCH_FALSE): Likewise.
12023 (SWITCH_IGNORE): Likewise.
12024 (switchstr): Change live_cond to unsigned int.
12025 (process_command): Replace SWITCH_OK with 0.
12026 (do_self_spec): Likewise.
12027 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12028 (give_switch): Likewise.
12029 (used_arg): Likewise.
12030 (do_spec_1): Set the SWITCH_IGNORE bit.
12031 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12032 bits. Set the SWITCH_LIVE bit.
12034 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12036 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12038 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12040 PR tree-optimization/34472
12041 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12042 parameter to a "bool *" and set *DATA to false if there is
12043 an unsafe access. Do not delete the structure here.
12044 (check_cond_exprs): Delete it here instead.
12045 (check_cond_exprs, exclude_cold_structs): Do not increase
12046 I when removing a structure.
12048 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12052 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12054 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12056 PR middle-end/34934
12057 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12058 a fixed vector for stack.
12060 2008-01-24 Ben Elliston <bje@au.ibm.com>
12063 * doc/gcc.texi (Software development): Add a direntry for g++.
12065 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12067 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12068 stale and straggling -fforce-addr comments above.
12070 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12072 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12073 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12075 2008-01-23 Michael Matz <matz@suse.de>
12078 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12081 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12083 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12084 malloc result type.
12086 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12088 * config/avr/avr.c (avr_current_arch): New variable.
12089 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12090 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12091 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12092 (avr_override_options): Init 'avr_current_arch'.
12093 (base_arch_s): Move from here...
12094 * config/avr/avr.h (base_arch_s): ... here. Add new members
12095 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12096 'mega' to 'have_jmp_call'.
12097 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12098 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12100 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12102 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12103 MULTILIB_MATCHES): (Ditto.).
12105 2008-01-23 Richard Guenther <rguenther@suse.de>
12107 PR middle-end/31529
12108 * cgraphunit.c (cgraph_reset_node): Always mark the node
12109 not reachable if it is not queued already.
12111 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12113 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12114 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12115 (cputype_selected): New static variable.
12116 (bfin_handle_option): Set it if -mcpu is used.
12117 (override_option): Select default set of workarounds if no cpu type
12118 selected on the command line.
12119 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12121 From Michael Frysinger <michael.frysinger@analog.com>
12122 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12123 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12125 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12126 for bf547, bf523, bf524, and bf526.
12127 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12129 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12130 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12131 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12132 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12133 * doc/invoke.texi (Blackfin Options): Document that
12134 -mcpu now accept bf547, bf523, bf524, and bf526.
12136 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12138 PR rtl-optimization/34628
12139 * combine.c (try_combine): Stop and undo after the first combination
12140 if an autoincrement side-effect on the first insn has effectively
12143 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12146 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12147 Offset addresses are not valid for Altivec or paired float modes.
12149 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12152 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12153 if DECL_INITIAL (decl) is error_mark_node.
12156 * c-common.c (handle_vector_size_attribute): Only allow
12157 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12158 the same way as pointer, array etc. types.
12159 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12162 * tree.c (build_type_attribute_qual_variant): Call
12163 build_qualified_type if attributes are equal, but quals are not.
12165 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12168 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12169 * flags.h (warn_strict_aliasing): Remove.
12170 (warn_strict_overflow): Remove.
12171 * opts.c (warn_strict_aliasing): Remove.
12172 (warn_strict_overflow): Remove.
12173 * c-opts.c (c_common_handle_option): -Wall only sets
12174 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12175 (c_common_post_options): Give default values to -Wstrict-aliasing
12176 and -Wstrict-overflow if they are uninitialized.
12177 * common.opt (Wstrict-aliasing): Specify Var and Init.
12178 (Wstrict-overflow): Likewise.
12180 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12182 PR rtl-optimization/26854
12183 PR rtl-optimization/34400
12184 PR rtl-optimization/34884
12185 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12187 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12188 (df_rd_bb_info.expanded_lr_out): Deleted
12189 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12190 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12191 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12192 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12193 Removed code to allocate, initialize or free expanded_lr_out.
12194 (df_rd_bb_local_compute_process_def): Restructured to make more
12196 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12197 sets if the sets are being trimmed.
12199 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12202 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12203 (as_vers): Likewise.
12204 * configure: Regenerated.
12206 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12208 PR middle-end/33092
12209 * tree-pass.h (pass_build_alias): New pass.
12210 * tree-ssa-alias.c (gate_build_alias): New.
12211 (pass_build_alias): New.
12212 * passes.c (init_optimization_passes): Add pass_build_alias after
12213 pass_create_structure_vars.
12215 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12217 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12218 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12219 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12220 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12221 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12222 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12223 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12224 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12225 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12226 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12227 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12228 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12229 * config/s390/s390.md (FP_ALL): New mode iterator.
12230 (_d): New mode attribute.
12231 ("*signbit<mode>2>"): Changed mode of first operand.
12232 ("isinf<mode>2"): Changed mode of first operand.
12233 ("*TDC_insn"): Adaptation for DFP modes.
12235 2008-01-22 Ben Elliston <bje@au.ibm.com>
12237 * tree.c (check_qualified_type): Improve function description.
12239 2008-01-21 Jason Merrill <jason@redhat.com>
12242 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12243 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12246 2008-01-21 DJ Delorie <dj@redhat.com>
12248 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12251 2008-01-21 Richard Guenther <rguenther@suse.de>
12253 PR middle-end/34856
12254 * tree-cfg.c (verify_expr): Allow all invariant expressions
12255 instead of just constant class ones as reference argument.
12256 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12257 like any other constant.
12258 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12260 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12262 * regmove.c (fixup_match_1): Update call crossed frequencies.
12264 2008-01-21 Richard Guenther <rguenther@suse.de>
12267 * tree-inline.c (setup_one_parameter): Deal with mismatched
12268 types using a VIEW_CONVERT_EXPR.
12270 2008-01-21 Alon Dayan <alond@il.ibm.com>
12271 Olga Golovanevsky <olga@il.ibm.com>
12273 PR tree-optimization/34701
12274 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12275 when the structure size is not a power of 2.
12277 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12279 * doc/install.texi: Add doc for --enable-checking=df.
12281 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12283 PR rtl-optimization/34808
12284 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12286 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12288 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12291 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12293 PR rtl-optimization/26854
12294 PR rtl-optimization/34400
12295 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12297 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12298 (df_rd_bb_info.expanded_lr_out): New.
12299 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12300 * loop_iv.c (iv_analysis_loop_init): Ditto.
12301 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12302 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12303 Added code to allocate, initialize or free expanded_lr_out.
12304 (df_rd_bb_local_compute_process_def): Restructured to make
12305 more understandable.
12306 (df_rd_confluence_n): Add code to do nothing with fake edges and
12307 code to no apply invalidate_by_call sets if the sets are being trimmed.
12308 (df_lr_local_finalize): Renamed to df_lr_finalize.
12309 (df_live_local_finalize): Renamed to df_live_finalize.
12311 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12314 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12315 deciding whether to use reciprocal instructions.
12317 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12319 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12320 dwarf2out_note_section_used if cold_text_section is NULL.
12322 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12324 PR gcov-profile/34610
12325 * tree-cfg.c (make_edges): Mark both outgoing edges from
12326 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12327 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12328 from OMP_FOR and OMP_CONTINUE outgoing edges.
12330 * tree-profile.c (tree_profiling): Return early if
12331 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12333 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12334 from cfun to child_cfun.
12335 * function.h (struct function): Add after_tree_profile bit.
12337 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12339 * config/avr/avr.S (_exit): Disable interrupt.
12341 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12342 Steven Bosscher <stevenb.gcc@gmail.com>
12344 PR rtl-optimization/26854
12345 PR rtl-optimization/34400
12346 * df-problems.c (df_live_scratch): New scratch bitmap.
12347 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12348 (df_live_reset): Clear the proper bitmaps.
12349 (df_live_bb_local_compute): Only process the artificial defs once
12350 since the order is not important.
12351 (df_live_init): Init the df_live sets only with the variables
12352 found live by df_lr.
12353 (df_live_transfer_function): Use the df_lr sets to prune the
12354 df_live sets as they are being computed.
12355 (df_live_free): Free df_live_scratch.
12357 2008-01-18 Ian Lance Taylor <iant@google.com>
12359 * common.opt: Add fmerge-debug-strings.
12360 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12361 flag_merge_debug_strings rather than flag_merge_constants.
12362 * doc/invoke.texi (Option Summary): Mention
12363 -fmerge-debug-strings.
12364 (Debugging Options): Document -fmerge-debug-strings.
12366 2008-01-18 Ian Lance Taylor <iant@google.com>
12369 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12370 (struct tree_function_decl): Add new field operator_new_flag.
12371 * tree-inline.c (expand_call_inline): When inlining a call to
12372 operator new, force the return value to go into a variable, and
12373 set DECL_NO_TBAA_P on that variable.
12374 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12376 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12379 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12380 DWARF2_DEBUGGING_INFO.
12381 (dwarf2out_note_section_used): Ditto. Add prototype.
12382 (have_multiple_function_sections, text_section_used,
12383 cold_text_section_used, *cold_text_sections): Move declarations
12386 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12388 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12389 field and add signal_ra.
12390 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12391 assignments to frame state pc. Move end of stack check after
12392 MD_FALLBACK_FRAME_STATE_FOR.
12393 (uw_update_context_1): Use frame state signal_regs if set, instead
12394 of checking signal_frame flag.
12395 (uw_update_context): Use frame state signal_ra if set.
12396 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12397 * config/xtensa/linux-unwind.h: New file.
12399 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12401 * modulo-sched.c (get_sched_window): Fix comment typo.
12403 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12405 PR tree-optimization/34648
12406 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12408 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12410 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12411 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12413 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12415 PR rtl-optimization/34400
12416 * df-core.c (df_worklist_dataflow_overeager,
12417 df_worklist_dataflow_doublequeue): New functions.
12418 (df_worklist_dataflow): Two different worklist solvers.
12419 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12422 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12425 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12426 and ftree-parallelize-loops.
12428 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12430 PR rtl-optimization/34826
12431 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12433 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12435 * global.c (find_reg): Mark the eh regs as used if necessary.
12436 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12437 * ra.h (struct allocno): no_eh_reg field added. Changed
12438 no_stack_reg type to bitfield.
12440 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12442 * tree.c (substitute_in_expr): Add missing 'break'.
12444 2008-01-17 Richard Guenther <rguenther@suse.de>
12446 PR tree-optimization/34825
12447 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12448 x / x as division to handle.
12450 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12452 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12453 "-pthread" is specified.
12454 * pa-hpux11.h (LIB_SPEC): Likewise.
12456 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12457 Peter Bergner <bergner@vnet.ibm.com>
12459 PR rtl-optimization/33796
12460 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12462 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12464 PR libgfortran/34699
12465 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12467 * pa-hpux10.h (LINK_SPEC): Likewise.
12468 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12470 2008-01-16 Richard Guenther <rguenther@suse.de>
12472 PR middle-end/32628
12473 * fold-const.c (fold_convert_const_int_from_int): Do not
12474 set overflow if that occured only because of a sign extension
12475 change when converting from/to a sizetype with the same
12476 precision and signedness.
12478 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12481 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12482 location address to the correct place. Update copyright year.
12484 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12486 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12487 no dependences in the dependence_relations vector.
12489 2008-01-16 Jan Hubicka <jh@suse.cz>
12491 PR rtl-optimization/31396
12492 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12493 * cfg.c (dump_reg_info): Print it.
12494 * regs.h (struct reg_info_t): add freq_calls_crossed.
12495 (REG_FREQ_CALLS_CROSSED): New macro.
12496 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12497 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12498 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12499 regmove_optimize): Update call crossed frequencies.
12500 * local-alloc.c (struct qty): Add freq_calls_crossed.
12501 (alloc_qty): Copute freq_calls_crossed.
12502 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12503 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12504 * ra.h (struct allocno): Add freq_calls_crossed.
12506 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12508 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12509 libgomp when compiling with ftree-parallelize-loops.
12510 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12512 2008-01-16 Richard Guenther <rguenther@suse.de>
12514 PR tree-optimization/34769
12515 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12516 * tree.c (int_cst_value): Instead make this function more
12517 permissive in what it accepts as valid input. Document this
12518 function always sign-extends the value.
12520 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12521 Richard Guenther <rguenther@suse.de>
12524 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12525 (gimple_fold_indirect_ref_rhs): ... this.
12526 (gimple_fold_indirect_ref): New function with foldings
12527 that preserve lvalueness.
12528 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12529 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12530 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12531 to fold an INDIRECT_REF, fall back to the old use of
12532 fold_indirect_ref_1.
12534 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12536 * tree-data-ref.c (subscript_dependence_tester_1): Call
12537 free_conflict_function.
12538 (compute_self_dependence): Same.
12540 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12543 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12544 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12546 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12547 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12548 for DWARF2_UNWIND_INFO targets.
12550 2008-01-16 Richard Guenther <rguenther@suse.de>
12553 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12554 type qualifiers for function types.
12556 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12558 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12559 loop_iterator li from previous commit.
12561 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12563 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12565 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12567 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12568 (parallelize_loops): Don't parallelize irreducible components.
12570 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12573 * c-opts (c_common_post_options): Do not enable CPP
12574 flag_pedantic_errors by default.
12576 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12578 PR rtl-optimization/31944
12579 * cse.c (remove_pseudo_from_table): New function.
12580 (merge_equiv_classes): Use above function to remove pseudo-registers.
12581 (invalidate): Likewise.
12583 2008-01-13 Richard Guenther <rguenther@suse.de>
12585 PR middle-end/34601
12586 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12587 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12589 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12591 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12592 validate_change to unshare the source of the PC set.
12594 2008-01-12 Jan Hubicka <jh@suse.cz>
12596 PR middle-end/32135
12597 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12598 references above array bounds. This might trigger bounds checks for
12599 pointers to arrays.
12601 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12603 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12604 new_replaceable_dependencies.
12606 2008-01-12 Doug Kwan <dougkwan@google.com>
12608 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12609 instead of OPT_Wreturn_type in warning due to ignored return type
12611 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12612 options included in -Wextra.
12613 * c.opt: New option -Wignored_qualifiers.
12614 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12615 -Wignore_qualifiers.
12616 (-Wignored-qualifiers): Document.
12617 (-Wreturn-type): Remove description of functionality now handled
12618 by -Wignored-qualifiers.
12620 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12623 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12624 NOP_EXPR if it is between integral types with the same precision.
12626 2008-01-12 Jan Hubicka <jh@suse.cz>
12629 * invoke.texi (max-inline-recursive-depth): Fix default value.
12631 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12633 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12636 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12638 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12640 2008-01-11 James E. Wilson <wilson@specifix.com>
12643 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12645 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12647 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12648 save/restore frame pointer register and don't use 'call-prologues'
12649 optimization in function with "OS_task" attribute.
12651 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12653 PR middle-end/31309
12654 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12655 when copying to memory.
12657 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12659 PR rtl-optimization/30905
12660 * cfgcleanup.c: Include dce.h
12661 (crossjumps_occured): New global variable.
12662 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12663 If something changed, set crossjumps_occured to true.
12664 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12665 Don't add/remove fake edges to exit here...
12666 (cleanup_cfg): ...but do it here, when crossjumping.
12667 Run a fast DCE when successful crossjumps occured in the latest
12668 iteration of try_optimize_cfg.
12670 2008-01-11 Richard Guenther <rguenther@suse.de>
12672 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12673 (struct vn_unary_op_s): Likewise.
12674 (vn_reference_insert): Free old reference on hash collision.
12676 2008-01-10 Raksit Ashok <raksit@google.com>
12678 PR rtl-optimization/27971
12679 * combine.c (find_split_point): Split PLUS expressions which are
12680 inside a MEM rtx, and whose first operand is complex.
12682 2008-01-10 DJ Delorie <dj@redhat.com>
12684 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12685 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12686 (m32c_hard_regno_ok): Call the underlying function.
12688 2008-01-10 Richard Guenther <rguenther@suse.de>
12690 PR middle-end/34683
12691 * tree-cfg.c (tree_merge_blocks): Do not go through the
12692 full-blown folding and stmt updating path if we just deal
12693 with virtual operands.
12694 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12695 test for abnormal SSA_NAMEs.
12697 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12699 PR middle-end/34641
12700 * reload.c (push_reload): Add assertions. All constants from
12701 reg_equiv_constant should have been used for replacing the respective
12703 (find_reloads_address): Invoke find_reloads_address_part for
12704 constant taken from the reg_equiv_constant array.
12706 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12708 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12709 field (valnum) the first in the struct. Replace bools with
12712 2008-01-10 Richard Guenther <rguenther@suse.de>
12714 PR tree-optimization/34651
12715 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12716 types and ordering for masking and converting.
12718 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12720 PR tree-optimization/34017
12721 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12722 also for PHI_NODE expressions.
12724 2008-01-09 Jan Hubicka <jh@suse.cz>
12726 PR tree-optimization/34708
12727 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12728 based on number of case labels.
12729 (init_inline_once): Remove switch_cost.
12730 * tree-inline.h (eni_weights_d): Remove switch_cost.
12732 2008-01-09 Richard Guenther <rguenther@suse.de>
12733 Andrew Pinski <andrew_pinski@playstation.sony.com>
12735 PR middle-end/30132
12736 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12737 temporary if an rvalue is ok or an lvalue is not required.
12739 2008-01-09 Richard Guenther <rguenther@suse.de>
12741 PR middle-end/34458
12742 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12743 adjust return type.
12745 2008-01-09 Richard Guenther <rguenther@suse.de>
12747 PR middle-end/34679
12748 * tree.c (host_integerp): Check for sizetype only if the
12749 type is an integer type.
12751 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12754 * opts.c (decode_options): Disable inlining of functions called
12755 once if not in unit-at-a-time mode.
12757 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12759 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12761 2008-01-08 Richard Guenther <rguenther@suse.de>
12763 PR middle-end/31863
12764 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12765 out early if the result will be unused.
12767 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12772 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12773 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12776 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12778 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12779 for vectorization tuned.
12781 2008-01-08 Richard Guenther <rguenther@suse.de>
12783 PR tree-optimization/34683
12784 * tree-ssa-operands.c (operand_build_cmp): Export.
12785 * tree-ssa-operands.h (operand_build_cmp): Declare.
12786 * tree-vn.c (vuses_compare): Remove.
12787 (sort_vuses): Use operand_build_cmp.
12788 (sort_vuses_heap): Likewise.
12789 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12790 to re-use old VEC if available. Do not sort already sorted VUSEs.
12791 (vdefs_to_vec): Do not sort already sorted VDEFs.
12793 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12795 PR middle-end/34694
12796 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12798 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12801 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12802 limitations of reciprocal sequences on x86 targets.
12804 2008-01-08 Richard Guenther <rguenther@suse.de>
12806 PR tree-optimization/34683
12807 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12809 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12812 * config/darwin.c (darwin_mergeable_string_section): Don't use
12813 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12815 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12818 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12819 negxf2. Macroize expander using X87MODEF mode iterator. Change
12820 predicates of op0 and op1 to register_operand.
12821 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12822 expander using X87MODEF mode iterator. Change predicates of
12823 op0 and op1 to register_operand.
12824 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12825 corresponding patterns and macroize using MODEF macro. Change
12826 predicates of op0 and op1 to register_operand and remove
12827 "m" constraint. Disparage "r" alternative with "!".
12828 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12829 macroize using X87MODEF macro. Change predicates of op0 and op1
12830 to register_operand and remove "m" constraint. Disparage "r"
12831 alternative with "!".
12832 (absneg splitter with memory operands): Remove.
12833 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12834 patterns and macroize using X87MODEF mode iterator.
12835 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12836 Change predicate of op1 to register_operand.
12837 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12838 for memory operands.
12840 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12842 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12844 2008-01-07 Richard Guenther <rguenther@suse.de>
12846 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12849 2008-01-07 Richard Guenther <rguenther@suse.de>
12851 PR tree-optimization/34683
12852 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12853 VOPs of the needed size to save memory. Use VEC_quick_push
12854 to save compile-time.
12855 (vdefs_to_vec): Likewise.
12857 2008-01-07 Sa Liu <saliu@de.ibm.com>
12859 * config/spu/spu.md (divdf3): Genetate inline code for double
12860 division. The implementation doesn't handle INF or NAN, therefore it
12861 only applies when -ffinite-math-only is given.
12863 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12866 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12867 * doc/cpp.texi ([Common Predefined Macros]): Document.
12869 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12871 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12872 order to use commutative addition instead of subtraction.
12874 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12875 Mircea Namolaru <namolaru@il.ibm.com>
12876 Vladimir Yanovsky <yanov@il.ibm.com>
12877 Revital Eres <eres@il.ibm.com>
12879 PR tree-optimization/34263
12880 * tree-outof-ssa.c (process_single_block_loop_latch,
12881 contains_tree_r): New functions.
12882 (analyze_edges_for_bb): Call process_single_block_loop_latch
12883 function to empty single-basic-block latch block if possible.
12885 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12887 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12889 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12891 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12893 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12895 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12897 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12899 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12901 PR tree-optimization/34618
12902 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12905 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12908 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12909 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12910 Update copyright year.
12912 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12913 Update copyright year.
12914 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12917 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12919 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12920 edge does not point to current bb before changing need_assert.
12922 2008-01-04 Richard Guenther <rguenther@suse.de>
12924 PR middle-end/34029
12925 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12926 for verifying purposes if they are is_gimple_min_invariant.
12928 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12930 PR tree-optimization/34448
12931 PR tree-optimization/34465
12932 * gimplify.c (gimplify_init_constructor): Add new parameter
12933 notify_temp_creation. Use it.
12934 (gimplify_modify_expr_rhs): Take volatiles into account when
12935 optimizing constructors.
12936 Do not optimize constructors if gimplify_init_constructor will dump to
12938 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12939 * gcc.c-torture/compile/pr34448.c: New.
12941 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12943 PR gcov-profile/34609
12944 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12945 return_slot if result is TREE_ADDRESSABLE.
12947 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12949 * config/mips/mips.md (sqrt_condition): Tweak comment.
12950 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12952 2008-01-03 Tom Tromey <tromey@redhat.com>
12955 * c-common.c (c_type_hash): Handle VLAs.
12957 2008-01-03 Jan Hubicka <jh@suse.cz>
12959 PR tree-optimization/31081
12960 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12961 0 when inlining and not inlining to first basic block.
12962 (remap_decl): When var is initialized to 0, don't set default_def.
12963 (expand_call_inline): Set entry_bb.
12964 * tree-inline.h (copy_body_data): Add entry_bb.
12966 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12969 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12972 PR tree-optimization/29484
12973 * tree-inline.c (inline_forbidden_p_2): New function.
12974 (inline_forbidden_p): Disallow inlining if some static var
12975 has an address of a local LABEL_DECL in its initializer.
12976 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12979 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12981 PR tree-optimization/34635
12982 * tree-data-ref.c (add_other_self_distances): Make sure that the
12983 evolution step is constant.
12985 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12987 PR middle-end/34608
12988 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12990 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12992 * tree-sra.c (scalarize_init): Insert the generate_element_init
12993 statements after the generate_element_zero statements.
12995 2008-01-02 Richard Guenther <rguenther@suse.de>
12997 PR middle-end/34093
12998 PR middle-end/31976
12999 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13000 for very large number of operands instead of ICEing.
13002 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13005 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13006 while stack probing.
13008 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13010 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13013 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13015 PR libmudflap/26442
13016 * tree-mudflap.c (mx_register_decls): Guard warning by
13017 !DECL_ARTIFICIAL check.
13019 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13021 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13022 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13023 sse5_perm<mode>): Fix constraints.