1 2009-04-26 Michael Matz <matz@suse.de>
3 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4 mark new temporaries for renaming.
6 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9 * c-decl.c (global_bindings_p): Return negative value.
10 (c_variable_size): New. Based on variable_size from
12 (grokdeclarator): Call c_variable_size not variable_size.
14 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21 Redefine it to just use mingw/include.
22 (ASM_SPEC): Rules for -m32 and -m64.
23 (LINK_SPEC): Use Likewise.
24 (SPEC_32): New define.
26 (SUB_LINK_SPEC): Likewise.
27 (MULTILIB_DEFAULTS): New define.
28 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
30 (MULTILIB_DIRNAMES): Likewise.
31 (MULTILIB_OSDIRNAMES): Likewise.
33 (INSTALL_LIBGCC): Likewise.
35 2009-04-26 Joseph Myers <joseph@codesourcery.com>
38 * c-tree.h (enum c_inline_static_type): New.
39 (record_inline_static): Declare.
40 * c-decl.c (struct c_inline_static, c_inline_statics,
41 record_inline_static, check_inline_statics): New.
42 (pop_file_scope): Call check_inline_statics.
43 (start_decl): Call record_inline_static instead of pedwarning
44 directly for static in inline function.
45 * c-typeck.c (build_external_ref): Call record_inline_static
46 instead of pedwarning directly for static referenced in inline
49 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
51 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
52 not new but only being rescanned.
53 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
54 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
55 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
56 record_set_info, compute_set, grealloc): Remove.
57 (recompute_all_luids): New function.
58 (gcse_main): Don't compute sets, and don't do related memory
59 allocations/free-ing. If something changed before the end of the
60 pass, update LUIDs using recompute_all_luids.
61 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
62 (free_gcse_mem): Don't free it either.
63 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
64 Use the df insn LUIDs.
65 (load_killed_in_block): Likewise.
66 (compute_hash_table_work): Don't compute reg_set_in_block.
67 (compute_transp): Use DF_REG_DEF_CHAINs.
68 (local_cprop_pass): Don't use compute_sets and related functions.
69 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
70 Use get_max_uid() instead of max_cuid.
71 (insert_insn_end_basic_block, pre_insert_copy_insn,
72 update_ld_motion_stores): Don't try to
73 keep reg_set tables up to date.
74 (pre_insert_copies): Use df insn LUIDs.
75 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
76 (reg_set_info): Don't use extra bitmap argument.
77 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
78 information to compute regs_set_in_block.
79 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
80 (bypass_jumps): Don't use compute_sets and friends.
82 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
85 * opts.c (undocumented_msg): Do not leave blank even with
88 2009-04-25 Joseph Myers <joseph@codesourcery.com>
90 * c-decl.c (build_enumerator): Allow values folding to integer
91 constants but not integer constant expressions with a pedwarn if
94 2009-04-25 Joseph Myers <joseph@codesourcery.com>
97 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
98 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
99 type is an integer constant.
101 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/i386.c (print_operand) ['z']: Revert handling of
107 2009-04-25 Joseph Myers <joseph@codesourcery.com>
110 * c-decl.c (grokdeclarator): Diagnose declarations of functions
111 with variably modified return type and no storage class
112 specifiers, except for the case of nested functions. Distinguish
113 extern declarations of functions with variably modified return
114 types from those of objects with variably modified types.
116 2009-04-25 Jan Hubicka <jh@suse.cz>
118 * tree.c (list_equal_p): New function.
119 * tree.h (list_equal_p): Declare.
120 * coretypes.h (edge_def, edge, const_edge, basic_block_def
121 basic_block_def, basic_block, const_basic_block): New.
122 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
123 (redirect_eh_edge): New function.
124 (make_eh_edge_update_phi): EH edges are not abnormal.
125 * except.c: Include tree-flow.h.
126 (list_match): New function.
127 (eh_region_replaceable_by_p): New function.
128 (replace_region): New function.
129 (hash_type_list): New function.
130 (hash_eh_region): New function.
131 (eh_regions_equal_p): New function.
132 (merge_peers): New function.
133 (remove_unreachable_regions): Verify EH tree when checking;
135 (copy_eh_region_1): New function.
136 (copy_eh_region): New function.
137 (push_reachable_handler): New function.
138 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
139 regions without label but with live RESX.
140 * except.h (redirect_eh_edge_to_label): New.
141 * tree-flow.h (redirect_eh_edge): New.
142 * coretypes.h (edge_def, edge, const_edge, basic_block_def
143 basic_block_def, basic_block, const_basic_block): Remove.
144 * Makefile.in (except.o): Add dependency on tree-flow.h
145 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
146 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
149 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
152 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
153 on the destination of memcpy.
155 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
157 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
158 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
159 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
161 2009-04-25 Jan Hubicka <jh@suse.cz>
163 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
164 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
165 to be reached by different label than left.
166 (update_eh_edges): Update comment; remove edge_to_remove if possible
167 and return true if suceeded.
168 (cleanup_empty_eh): Accept sharing map; handle shared regions.
169 (cleanup_eh): Compute sharing map.
170 * except.c (remove_eh_handler_and_replace): Add argument if we should
172 (remove_unreachable_regions): Update for label sharing.
173 (label_to_region_map): Likewise.
174 (get_next_region_sharing_label): New function.
175 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
177 (remove_eh_handler): Update.
178 (remove_eh_region_and_replace_by_outer_of): New function.
179 * except.h (struct eh_region): Add next_region_sharing_label.
180 (remove_eh_region_and_replace_by_outer_of,
181 get_next_region_sharing_label): Declare.
182 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
184 2009-04-25 Jan Hubicka <jh@suse.cz>
186 * tree-cfg.c (split_critical_edges): Split also edges where we can't
187 insert code even if they are not critical.
189 2009-04-25 Jan Hubicka <jh@suse.cz>
191 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
192 (gimple_can_remove_branch_p): EH edges won't remove branch by
194 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
195 updating of non-abnormal EH edges.
196 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
197 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
198 (split_critical_edges): Split also edges where emitting code on them
199 will lead to splitting later.
201 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
202 H.J. Lu <hongjiu.lu@intel.com>
205 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
206 the configured assembler supports fildq and fistpq mnemonics.
207 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
208 * configure: Regenerated.
211 * config/i386/i386.c (print_operand): Handle 'Z'.
212 ['z']: Remove handling of special fild/fist suffixes.
213 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
214 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
216 (*floatsi<mode>2_vector_mixed): Ditto.
217 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
218 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
219 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
220 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
221 * config/i386/gas.h (GAS_MNEMONICS): Remove.
223 2009-04-25 Ben Elliston <bje@au.ibm.com>
225 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
226 the source of a set operation.
228 2009-04-25 Anatoly Sokolov <aesok@post.ru>
230 * target.h (struct gcc_target): Add case_values_threshold field.
231 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
232 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
233 * targhooks.c (default_case_values_threshold): New function.
234 * targhooks.h (default_case_values_threshold): Declare function.
235 * stmt.c (expand_case): Use case_values_threshold target hook.
236 * expr.h (case_values_threshold): Remove declartation.
237 * expr.c (case_values_threshold): Remove function.
238 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
240 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
241 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
242 (avr_case_values_threshold): Declare as static.
243 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
245 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
246 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
247 (mn10300_case_values_threshold): New function.
249 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
251 * ira.c (setup_cover_and_important_classes): Add enum cast.
253 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
255 * genpreds.c (write_enum_constraint_num): Output definition of
256 CONSTRAINT_NUM_DEFINED_P macro.
257 * ira.c (setup_cover_and_important_classes): Use
258 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
260 2009-04-24 DJ Delorie <dj@redhat.com>
262 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
263 __SH2A_SINGLE_ONLY__ also.
265 2009-04-24 Steve Ellcey <sje@cup.hp.com>
267 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
268 (movdf_internal): Ditto.
269 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
270 SFmode and DFmode constants.
271 (ia64_print_operand): Add 'G' format for printing
272 floating point constants.
274 2009-04-24 Richard Guenther <rguenther@suse.de>
276 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
277 from unsigned additions.
279 2009-04-24 Joseph Myers <joseph@codesourcery.com>
281 * c-typeck.c (set_init_index): Allow array designators that are
282 not integer constant expressions with a pedwarn if pedantic.
284 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
286 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
287 zero if no overlap in nonzero bits between the operands.
289 2009-04-24 Ian Lance Taylor <iant@google.com>
291 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
292 (record_dead_and_set_regs): Likewise.
293 * df.h (struct df_mw_hardreg): Change flags field to int.
294 (struct df_base_ref): Likewise.
295 (struct df): Change changeable_flags field to int.
296 * df-scan.c (df_defs_record): Change clobber_flags to int.
297 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
298 constants rather than #define macros.
299 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
300 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
301 (enum dwarf_calling_convention): Likewise.
302 (enum dwarf_line_number_x_ops): Likewise.
303 (enum dwarf_call_frame_info): Likewise.
304 (enum dwarf_source_language): Likewise.
305 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
306 (add_calling_convention_attribute): Likewise.
307 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
308 (combine_comparisons): Change compcode to int. Add cast to enum type.
309 * genrecog.c (maybe_both_true_2): Change c to int.
310 (write_switch): Likewise. Add cast to enum type.
311 * gimplify.c (gimplify_omp_for): Handle return values from
312 gimplify_expr using MIN rather than bitwise or.
313 (gimplify_expr): Add cast to enum type.
314 * ipa-prop.c (update_jump_functions_after_inlining): Change
315 IPA_BOTTOM to IPA_JF_UNKNOWN.
316 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
317 Add casts to enum type.
318 (setup_cover_and_important_classes): Change cl to int. Add casts
320 (setup_class_translate): Change cl and mode to int.
321 (ira_init_once): Change mode to int.
322 (free_register_move_costs): Likewise.
323 (setup_prohibited_mode_move_regs): Add casts to enum type.
324 * langhooks.c (add_builtin_function_common): Rework assertion that
326 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
327 * omega.c (omega_do_elimination): Avoid math on enum types.
328 * optabs.c (expand_vec_shift_expr): Remove casts to int.
329 * opts.c (set_debug_level): Change 2 to enum constant. Use new
330 int local to handle integral_argment value.
331 * regmove.c (try_auto_increment): Change PUT_MODE to
333 * reload.c (push_secondary_reload): Add casts to enum type.
334 (secondary_reload_class, find_valid_class): Likewise.
335 * reload1.c (emit_input_reload_insns): Likewise.
336 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
337 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
338 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
340 * tree.c (build_common_builtin_nodes): Add casts to enum type.
341 * tree-complex.c (complex_lattice_t): Typedef to int rather than
343 (expand_complex_libcall): Add casts to enum type.
344 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
345 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
346 with ERROR_MARK, not NUM_TREE_CODES.
347 (vect_create_epilog_for_reduction): Likewise.
348 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
349 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
350 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
352 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
353 vect_unused_in_loop. Change 0 to loop_vect.
354 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
355 * var-tracking.c (get_init_value): Change return type to enum
357 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
358 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
360 (arm_override_options): Add casts to enum type.
361 (arm_emit_tls_decoration): Likewise.
362 * config/i386/i386.c (ix86_function_specific_restore): Add casts
364 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
365 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
366 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
368 * config/s390/s390.c (code_for_builtin_64): Change to array of
370 (code_for_builtin_31): Likewise.
371 (s390_expand_builtin): Change code_for_builtin to enum insn_code
373 * config/sparc/sparc.c (sparc_override_options): Change value
374 field in struct code_model to enum cmodel. In initializer change
375 0 to NULL and add cast to enum type.
377 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
378 Change all callers. Issue a -Wc++-compat warning using
379 lhs_origtype if necessary.
380 (convert_for_assignment): Issue -Wc++-compat warnings about
381 invalid conversions to enum type on assignment.
382 * c-common.h (build_modify_expr): Update declaration.
384 2009-04-24 Nick Clifton <nickc@redhat.com>
386 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
387 (function_arg_advance): Likewise.
388 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
391 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
393 * config/s390/constraints.md ('I', 'J'): Fix condition.
395 2009-04-24 Diego Novillo <dnovillo@google.com>
397 * gengtype-parse.c (parse_error): Add newline after message.
399 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
401 * config/i386/sse.md (avxmodesuffixs): Removed.
402 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
403 (*avx_pinsr<ssevecsize>): This.
405 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
407 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
408 follow chains of regs with a single definition, and allow expressions
409 that are function_invariant_p.
410 (simple_rhs_p): Allow expressions that are function_invariant_p.
412 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
415 * fold-const.c (fold_cond_expr_with_comparison): When folding
416 > and >= to MAX, make sure the MAX uses the same type as the
417 comparison's operands.
419 2009-04-24 Nick Clifton <nickc@redhat.com>
421 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
422 addressing for DImode accesses.
423 (frv_print_operand_address): Handle PLUS case.
424 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
426 2009-04-24 Jakub Jelinek <jakub@redhat.com>
428 PR rtl-optimization/39794
429 * alias.c (canon_true_dependence): Add x_addr argument.
430 * rtl.h (canon_true_dependence): Adjust prototype.
431 * cse.c (check_dependence): Adjust canon_true_dependence callers.
432 * cselib.c (cselib_invalidate_mem): Likewise.
433 * gcse.c (compute_transp): Likewise.
434 * dse.c (scan_reads_nospill): Likewise.
435 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
436 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
437 canon_base_addr of the group, plus optional offset.
438 (struct group_info): Rename canon_base_mem to
440 (get_group_info): Set canon_base_addr to canon_rtx of base, not
441 canon_rtx of base_mem.
443 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
445 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
446 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
448 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
450 * config/spu/spu-builtins.h: Delete file.
452 * config/spu/spu.h (enum spu_builtin_type): Move here from
454 (struct spu_builtin_description): Likewise. Add GTY marker.
455 Do not use enum spu_function_code or enum insn_code.
456 (spu_builtins): Add extern declaration.
458 * config/spu/spu.c: Do not include "spu-builtins.h".
459 (enum spu_function_code, enum spu_builtin_type_index,
460 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
461 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
462 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
463 unsigned_V2DI_type_node): Move here from spu-builtins.h.
464 (spu_builtin_types): Make static. Add GTY marker.
465 (spu_builtins): Add extern declaration with GTY marker.
468 * config/spu/spu-c.c: Do not include "spu-builtins.h".
469 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
470 Check programmatically whether all parameters are scalar.
472 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
474 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
476 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
477 assignment from the constructor either if the target is volatile.
479 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
481 * config/arm/arm.md (insv): Do not share operands[0].
483 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
485 * config/vxlib-tls.c (active_tls_threads): Delete.
486 (delete_hook_installed): New.
487 (tls_delete_hook): Don't delete the delete hook.
488 (tls_destructor): Delete it here.
489 (__gthread_set_specific): Adjust installing the delete hook.
490 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
491 __gthread_leave_tsd_dtor_context.
493 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
495 * c-format.c (gcc_tdiag_char_table): Add support for %E.
497 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
499 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
501 (alpha_rtx_costs): Ditto.
502 (emit_unlikely_jump): Use add_reg_note.
503 (emit_frame_store_1): Ditto.
504 (alpha_expand_prologue): Ditto.
505 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
506 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
508 2009-04-23 Nick Clifton <nickc@redhat.com>
510 * config/v850/v850.md (epilogue): Remove suppressed code.
511 (return): Rename to return_simple and remove test of frame size.
512 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
513 to gen_return_simple.
515 2009-04-22 Jing Yu <jingyu@google.com>
518 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
520 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
523 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
524 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
525 value is a VECTOR_CST, the element type is the element type of the
528 2009-04-22 DJ Delorie <dj@redhat.com>
530 * config/m32c/m32c.h: Update GTY annotations to new syntax.
532 2009-04-22 Jakub Jelinek <jakub@redhat.com>
534 * alias.c (find_base_term): Move around LO_SUM case, so that
535 CONST falls through into PLUS/MINUS handling.
538 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
539 into 0, use omit_one_operand.
541 2009-04-23 Ben Elliston <bje@au.ibm.com>
543 * config/rs6000/linux-unwind.h (get_regs): Remove type
544 puns. Change the type of `pc' to an array of unsigned ints and
545 update all users. Constify frame24.
547 2009-04-22 DJ Delorie <dj@redhat.com>
549 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
550 declarations before code.
551 (current_function_special_page_vector): Likewise.
552 (m32c_expand_insv): Silence a warning.
554 2009-04-21 Taras Glek <tglek@mozilla.com>
556 * alias.c: Update GTY annotations to new syntax.
557 * basic-block.h: Likewise.
558 * bitmap.h: Likewise.
559 * c-common.h: Likewise.
560 * c-decl.c: Likewise.
561 * c-parser.c: Likewise.
562 * c-pragma.c: Likewise.
563 * c-tree.h: Likewise.
564 * cfgloop.h: Likewise.
565 * cgraph.h: Likewise.
566 * config/alpha/alpha.c: Likewise.
567 * config/arm/arm.h: Likewise.
568 * config/avr/avr.h: Likewise.
569 * config/bfin/bfin.c: Likewise.
570 * config/cris/cris.c: Likewise.
571 * config/darwin.c: Likewise.
572 * config/frv/frv.c: Likewise.
573 * config/i386/i386.c: Likewise.
574 * config/i386/i386.h: Likewise.
575 * config/i386/winnt.c: Likewise.
576 * config/ia64/ia64.h: Likewise.
577 * config/iq2000/iq2000.c: Likewise.
578 * config/mips/mips.c: Likewise.
579 * config/mmix/mmix.h: Likewise.
580 * config/pa/pa.c: Likewise.
581 * config/pa/pa.h: Likewise.
582 * config/rs6000/rs6000.c: Likewise.
583 * config/s390/s390.c: Likewise.
584 * config/sparc/sparc.c: Likewise.
585 * config/xtensa/xtensa.c: Likewise.
586 * cselib.h: Likewise.
587 * dbxout.c: Likewise.
588 * dwarf2out.c: Likewise.
589 * except.c: Likewise.
590 * except.h: Likewise.
591 * fixed-value.h: Likewise.
592 * function.c: Likewise.
593 * function.h: Likewise.
594 * gimple.h: Likewise.
595 * integrate.c: Likewise.
596 * optabs.c: Likewise.
597 * output.h: Likewise.
600 * stringpool.c: Likewise.
601 * tree-data-ref.c: Likewise.
602 * tree-flow.h: Likewise.
603 * tree-scalar-evolution.c: Likewise.
604 * tree-ssa-address.c: Likewise.
605 * tree-ssa-alias.h: Likewise.
606 * tree-ssa-operands.h: Likewise.
609 * varasm.c: Likewise.
610 * varray.h: Likewise.
612 * coretypes.h: Do not define GTY macro if it is already defined.
613 * doc/gty.texi: Update GTY documentation to new syntax.
614 * gengtype-lex.l: Enforce attribute-like syntax for GTY
615 annotations on structs.
616 * gengtype-parse.c: Likewise.
618 2009-04-22 Mark Heffernan <meheff@google.com>
620 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
622 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
624 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
627 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
629 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
630 the same as a PLUS without a shift. Increase the cost of a
633 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
635 * Makefile.in: Update dependencies.
636 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
637 * errors.h: Remove bogus comment about compatibility.
638 (warning): Update declaration.
639 * genautomata.c: Update all calls to warning.
640 * gimple.c: Do not include errors.h. Include toplev.h.
641 * tree-ssa-structalias.c: Do not include errors.h.
643 * tree-ssa-reassoc.c: Likewise.
644 * config/spu/spu-c.c: Likewise.
645 * config/spu/t-spu-elf: Update dependencies.
647 2009-04-22 Richard Guenther <rguenther@suse.de>
649 PR tree-optimization/39824
650 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
651 make sure the types are compatible.
653 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
656 * c-common.c (c_parse_error): Take a token_flags parameter.
657 Use token_type for the token type instead.
658 Pass token_flags to cpp_type2name.
659 * c-common.h (c_parse_error): Update declaration.
660 * c-parser.c (c_parser_error): Pass 0 as token flags.
662 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
664 PR rtl-optimization/39580
665 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
667 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
669 * function.c (expand_function_end): Do not emit a jump to the "naked"
670 return label for fall-through returns.
671 * except.c (sjlj_emit_function_exit): Always place the call to the
672 unregister function at the location installed by expand_function_end.
674 2009-04-22 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/39845
677 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
678 (gen_inbound_check): Likewise.
680 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
682 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
684 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
685 * config/vxlib.c (__gthread_once): Add race guard for PPC.
687 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
689 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
690 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
691 shift counts to avoid out-of-bounds array accesses.
693 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
695 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
698 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
700 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
701 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
702 GET_CODE macro. Use IN_RANGE macro where appropriate.
703 * config/alpha/alpha.h: Ditto.
704 * config/alpha/alpha.md: Ditto.
705 * config/alpha/constraints.md: Ditto.
706 * config/alpha/predicates.md: Ditto.
708 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
710 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
711 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
712 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
713 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
714 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
715 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
716 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
717 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
718 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
719 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
720 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
721 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
722 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
723 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
724 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
725 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
726 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
727 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
728 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
729 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
730 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
731 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
732 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
733 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
734 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
735 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
736 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
738 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
740 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
741 references from comments.
742 * cfgbuild.c: (count_basic_blocks): Delete.
743 (find_basic_blocks_1): Delete.
744 (find_basic_blocks): Delete.
745 * except.c (finish_eh_generation): Make static. Move comment from
746 except.h here. Remove find_basic_blocks references from comments.
747 * except.h (finish_eh_generation): Delete.
748 * basic-block.h (find_basic_blocks): Delete.
749 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
751 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
753 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
754 (sdbout_parms): Likewise.
756 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
758 * config/sh/sh.c (prepare_cbranch_operands): Use
759 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
760 (expand_cbranchdi4): Likewise.
761 (from_compare): Add cast to enum type.
762 (expand_cbranchsi4): Use add_reg_note.
763 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
764 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
765 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
766 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
767 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
768 instead of CODE_FOR_nothing.
769 (cbranchdi4): Likewise. Fix the order of arguments for
771 (push_fpscr): Use add_reg_note.
772 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
773 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
775 2009-04-21 Joseph Myers <joseph@codesourcery.com>
777 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
778 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
779 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
780 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
781 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
782 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
783 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
784 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
785 config/alpha/x-vms, config/arc/t-arc,
786 config/arm/README-interworking, config/arm/arm-c.c,
787 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
788 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
789 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
790 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
791 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
792 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
793 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
794 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
795 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
796 config/cris/t-elfmulti, config/crx/t-crx,
797 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
798 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
799 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
800 config/h8300/t-h8300, config/i386/athlon.md,
801 config/i386/darwin-libgcc.10.4.ver,
802 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
803 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
804 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
805 config/i386/t-linux64, config/i386/t-nwld,
806 config/i386/t-rtems-i386, config/i386/t-sol2-10,
807 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
808 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
809 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
810 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
811 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
812 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
813 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
814 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
815 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
816 config/m68k/t-uclinux, config/mcore/t-mcore,
817 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
818 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
819 config/mips/crtn.asm, config/mips/irix-crti.asm,
820 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
821 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
822 config/mips/mips-fixed.md, config/mips/sb1.md,
823 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
824 config/mips/t-iris6, config/mips/t-isa3264,
825 config/mips/t-libgcc-mips16, config/mips/t-linux64,
826 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
827 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
828 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
829 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
830 config/mn10300/t-linux, config/mn10300/t-mn10300,
831 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
832 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
833 config/picochip/libgccExtras/clzsi2.asm,
834 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
835 config/rs6000/darwin-libgcc.10.4.ver,
836 config/rs6000/darwin-libgcc.10.5.ver,
837 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
838 config/rs6000/t-aix43, config/rs6000/t-aix52,
839 config/rs6000/t-darwin, config/rs6000/t-fprules,
840 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
841 config/rs6000/t-lynx, config/rs6000/t-netbsd,
842 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
843 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
844 config/rs6000/t-rtems, config/rs6000/t-spe,
845 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
846 config/score/t-score-elf, config/sh/divcost-analysis,
847 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
848 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
849 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
850 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
851 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
852 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
853 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
854 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
855 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
856 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
857 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
858 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
859 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
860 limitx.h, version.c, xcoff.h: Add copyright and license notices.
861 * config/h8300/genmova.sh: Include copyright and license notices
863 * config/h8300/mova.md: Regenerate.
864 * doc/install.texi2html: Include word "Copyright" in copyright
865 notice and use name "Free Software Foundation, Inc.".
866 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
867 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
868 ChangeLog-2007, ChangeLog-2008: Correct dates.
870 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
872 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
873 NE_EXPR operations as well.
874 * c-parser.c (c_parser_condition): Do not set location information on
876 (c_parser_conditional_expression): Likewise.
877 (c_parser_binary_expression): Set location information on operators.
878 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
879 TRUTH_NOT_EXPR has been folded.
880 * fold-const.c (fold_truth_not_expr): Copy location information from
881 the incoming expression to the outgoing one.
882 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
883 recursive calls on the LHS of the operator but pass that of the
884 operator to recursive calls on the RHS of the operator. Set it
886 (shortcut_cond_expr): Set the locus of the operator on the second
887 COND_EXPR and that of the expression on the first in degenerate cases.
888 Pass the locus of the expression to calls to shortcut_cond_r.
889 Set the locus of the 'then' block on the associated jump, if any.
890 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
891 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
892 expression to call to gimplify_boolean_expr.
894 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
896 * config.gcc: Add additional configuration for
897 i686-w64-mingw* and x86_64-w64-mingw* triplet.
898 * config/i386/mingw-w64.h: New mingw-w64 specific header.
899 (CPP_SPEC): Redefine for allowing -municode option.
900 (STARTFILE_SPEC): Likewise.
901 * config/i386/t-mingw-w64: New.
902 * config/i386/mingw-w64.opt: New.
903 (municode): Add new target option.
904 * doc/invoke.texi (municode): Add documentation for new option.
906 2009-04-21 Ian Lance Taylor <iant@google.com>
908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
909 Correct test for number of arguments.
910 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
912 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
914 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
915 argument of emit_library_call.
917 2009-04-21 Richard Guenther <rguenther@suse.de>
920 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
921 inside VIEW_CONVERT_EXPRs.
923 2009-04-21 Martin Jambor <mjambor@suse.cz>
925 * tree-switch-conversion.c (build_constructors): Split a long line.
926 (constructor_contains_same_values_p): New function.
927 (build_one_array): Create assigns of constants if possible, do not
928 call mark_sym_for_renaming, call update_stmt.
929 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
930 make_rename_temp. Do not call mark_symbols_for_renaming, call
932 (gen_def_assigns): Do not call mark_symbols_for_renaming or
933 find_new_referenced_vars, call update_stmt.
934 (gen_inbound_check): Use create_tmp_var and create ssa names manually
935 instead of calling make_rename_temp. Do not call
936 find_new_referenced_vars or mark_symbols_for_renaming, call
939 2009-04-21 Richard Guenther <rguenther@suse.de>
941 PR tree-optimization/39827
942 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
943 (tree_ssa_phiprop): Pass the correct array size.
945 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
947 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
949 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
952 * c-typeck.c (lvalue_p): Move declaration ...
953 * c-common.h (lvalue_p): ... to here.
954 * c-common.c (candidate_equal_p): New.
956 (merge_tlist): Use it.
957 (warn_for_collisions_1): Likewise.
958 (warning_candidate_p): Accept more candidates.
959 (verify_tree): A warning candidate can be an expression. Use
962 2009-04-21 Ben Elliston <bje@au.ibm.com>
965 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
966 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
967 options. Remove -mcall-solaris documentation.
969 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
972 * doc/invoke.texi (-Wlong-long): Update description.
973 * c-lex (interpret_integer): Only warn if there was no previous
974 overflow and -Wlong-long is enabled.
975 * c-decl.c (declspecs_add_type): Drop redundant flags.
976 * c.opt (Wlong-long): Init to -1.
977 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
978 and front-end warn_long_long. Wlong-long only depends on other
979 flags if it is uninitialized.
980 * c-parser.c (disable_extension_diagnostics): warn_long_long is
981 the same for CPP and FE.
982 (restore_extension_diagnostics): Likewise.
984 2009-04-20 Ian Lance Taylor <iant@google.com>
986 Fix enum conversions which are invalid in C++:
987 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
988 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
989 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
990 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
991 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
992 (dbxout_parms): Likewise.
993 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
994 (df_clear_flags): Likewise.
995 * df-problems.c (df_rd_bb_local_compute_process_def): Change
996 top_flag parameter to int.
997 (df_chain_create_bb_process_use): Likewise.
998 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1000 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1001 (df_ref_create_structure, df_def_record_1): Likewise.
1002 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1003 (df_notes_rescan): Change 0 to VOIDmode in function call.
1004 (df_get_call_refs, df_insn_refs_collect): Likewise.
1005 (df_bb_regs_collect): Likewise.
1006 (df_entry_block_defs_collect): Likewise.
1007 (df_exit_block_uses_collect): Likewise.
1008 * df.h: Update declarations.
1009 * double-int.c (double_int_divmod): Add cast to enum type.
1010 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1011 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1012 (based_loc_descr): Likewise.
1013 (loc_descriptor_from_tree_1): Change first_op and second_op to
1014 enum dwarf_location_atom. Add cast to enum type.
1015 * expmed.c (init_expmed): Change 0 to SET in function call.
1016 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1017 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1018 (do_store_flag): Likewise.
1019 * fixed-value.h (struct fixed_value): Change mode to enum
1021 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1022 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1024 (insert_insn_decl, insert_decl, insert_state): Likewise.
1025 (automata_list_finish): Likewise.
1026 * genrecog.c (process_define_predicate): Add cast to enum type.
1027 * gensupport.c (init_predicate_table): Add cast to enum type.
1028 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1030 (gimple_build_call_1, gimple_build_label): Likewise.
1031 (gimple_build_goto, gimple_build_asm_1): Likewise.
1032 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1033 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1034 (enum fallback): Rename from enum fallback_t.
1035 (fallback_t): Typedef as int.
1036 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1037 GSI_SAME_STMT in function call.
1038 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1040 (setup_reg_class_relations): Likewise.
1041 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1042 (setup_prohibited_class_mode_regs): Add cast to enum type.
1043 (setup_prohibited_mode_move_regs): Likewise.
1044 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1045 (record_address_regs): Change i to enum reg_class.
1046 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1047 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1048 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1049 (GET_MODE_2XWIDER_MODE): Likewise.
1050 (GET_CLASS_NARROWEST_MODE): Likewise.
1051 * omp-low.c (expand_omp_for): Add cast to enum type.
1052 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1053 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1054 * postreload.c (reload_cse_simplify_operands): Change rclass local
1056 * predict.c (combine_predictions_for_insn): Change best_predictor
1057 and predictor to enum br_predictor.
1058 (combine_predictions_for_bb): Likewise.
1059 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1060 use SET_PREDICT_EXPR_OUTCOME.
1061 * real.c (real_arithmetic): Change icode to code in function call.
1062 * reginfo.c (init_move_cost): Add casts to enum type.
1063 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1064 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1066 * reload.c (find_valid_class): Add casts to enum type.
1067 (push_reload): Change 0 to NO_REGS in function call.
1068 (find_reloads): Change this_alternative to array of enum
1069 reg_class. Remove some now-unnecessary casts.
1070 (make_memloc): Change 0 to VOIDmode in function call.
1071 * reload1.c (reload): Change 0 to VOIDmode in function call.
1072 (eliminate_regs_1, elimination_effects): Likewise.
1073 (eliminate_regs_in_insn): Likewise.
1074 (emit_input_reload_insns): Add cast to enum type.
1075 (delete_output_reload): Change 0 to VOIDmode in function call.
1076 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1077 to enum type in function call.
1078 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1079 (SET_PREDICT_EXPR_OUTCOME): Define.
1080 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1081 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1082 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1083 (dump_function): Likewise.
1084 * tree-dump.h: Update declarations.
1085 * tree-pass.h: Update declarations.
1086 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1087 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1089 (arm_rtx_costs_1): Correct parenthesization.
1090 (arm_rtx_costs): Add casts to enum type.
1091 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1092 (vfp_emit_fstmd): Use add_rg_note.
1093 (emit_multi_reg_push, emit_sfm): Likewise.
1094 (thumb_set_frame_pointer): Likewise.
1095 (arm_expand_prologue): Likewise.
1096 (arm_regno_class): Change return type to enum reg_class.
1097 (thumb1_expand_prologue): Use add_reg_note.
1098 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1099 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1101 * config/arm/gentune.sh: Add cast to enum type.
1102 * config/arm/arm-tune.md: Rebuild.
1103 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1104 (ix86_split_fp_branch, predict_jump): Likewise.
1105 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1106 insn_code to enum rtx_code.
1107 (ix86_builtin_vectorized_function): Add cast to enum type.
1108 * config/i386/i386.md (truncdfsf2): Change slot to enum
1110 (truncxf<mode>2, isinf<mode>2): Likewise.
1111 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1113 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1114 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1115 (insert_bundle_state): Change 1 to INSERT in function call.
1116 (ia64_add_bundle_selector_before): Likewise.
1117 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1118 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1119 (restore_stack_nonlocal): Likewise.
1120 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1122 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1124 (mips_rtx_costs): Likewise.
1125 (mips_override_options): Add casts to enum type.
1126 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1128 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1129 (store_reg, set_reg_plus_d): Likewise.
1130 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1131 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1133 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1135 (emit_unlikely_jump): Use add_reg_note.
1136 (rs6000_emit_allocate_stack): Likewise.
1137 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1138 (output_toc): Change 1 to INSERT in function call.
1139 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1140 (rs6000_initialize_trampoline): Likewise.
1141 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1143 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1144 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1145 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1146 (save_gprs): Use add_reg_note.
1147 (s390_emit_prologue): Likewise.
1148 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1149 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1150 (sparc_fold_builtin): Add cast to enum type.
1151 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1153 (spu_expand_prologue): Use add_reg_note.
1154 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1156 2009-04-20 Ian Lance Taylor <iant@google.com>
1158 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1159 (c_parser_postfix_expression_after_primary): Get VEC for list of
1160 arguments. Get original types of arguments. Call
1161 build_function_call_vec.
1162 (cached_expr_list_1, cached_expr_list_2): New static variables.
1163 (c_parser_expr_list): Change return type to VEC *. Add
1164 p_orig_types parameter. Change all callers.
1165 (c_parser_release_expr): New static function.
1166 (c_parser_vec_to_tree_list): New static function.
1167 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1168 call build_function_call_vec.
1169 (build_function_call_vec): New function, based on old
1170 build_function_call.
1171 (convert_arguments): Remove nargs and argarray parameters. Change
1172 values to a VEC. Add origtypes parameter.
1173 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1174 (convert_for_assignment): Add origtype parameter. Change all
1175 callers. If warn_cxx_compat, check for conversion to an enum
1176 type when calling a function.
1177 (store_init_value): Add origtype parameter. Change all callers.
1178 (digest_init): Likewise.
1179 (struct init_node): Add origtype field.
1180 (add_pending_init): Add origtype parameter. Change all callers.
1181 (output_init_element): Likewise.
1182 (output_pending_init_elements): Pass origtype from init_node to
1183 output_init_element.
1184 (process_init_element): Pass origtype from c_expr to
1185 output_init_element.
1186 (c_finish_return): Add origtype parameter. Change all callers.
1187 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1189 (sync_resolve_params): Likewise.
1190 (sync_resolve_return): Change params to first_param. Change caller.
1191 (resolve_overloaded_builtins): Change params to VEC *. Change
1192 callers. Save first parameter around call to build_function_call_vec.
1193 * c-decl.c (finish_decl): Add origtype parameter. Change all
1194 callers. Call build_function_call_vec rather than
1195 build_function_call for cleanup.
1196 * c-tree.h: Update declarations.
1197 * c-common.h: Update declarations.
1198 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1199 params to first_param.
1200 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1201 params parameter from tree to void *.
1202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1203 Change arglist parameter to have type void *, and to be a pointer
1205 * config/rs6000/rs6000-protos.h
1206 (altivec_resolve_overloaded_builtin): Update declaration.
1207 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1208 fnargs parameter to have type void *, and to be a pointer to a
1209 VEC. Call build_function_call_vec instead of
1210 build_function_call.
1211 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1213 2009-04-20 Joey Ye <joey.ye@intel.com>
1214 Xuepeng Guo <xuepeng.guo@intel.com>
1215 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1219 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1220 (IX86_LEA_PRIORITY): Likewise.
1221 (distance_non_agu_define): New function.
1222 (distance_agu_use): Likewise.
1223 (ix86_lea_for_add_ok): Likewise.
1224 (ix86_dep_by_shift_count): Likewise.
1226 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1227 should split for LEA.
1229 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1231 (ix86_dep_by_shift_count): Likewise.
1233 2009-04-20 Richard Guenther <rguenther@suse.de>
1235 * expr.c (handled_component_p): Move ...
1236 * tree.h (handled_component_p): ... here.
1237 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1238 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1239 and REALPART_EXPR to be in one group.
1241 2009-04-20 Richard Guenther <rguenther@suse.de>
1243 * basic-block.h (get_all_dominated_blocks): Declare.
1244 * dominance.c (get_all_dominated_blocks): New function.
1245 * tree-cfg.c (get_all_dominated_blocks): Remove.
1246 (remove_edge_and_dominated_blocks): Adjust.
1247 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1248 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1249 instead of recursing.
1251 2009-04-20 Doug Kwan <dougkwan@google.com>
1253 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1254 (struct cgraph_node_set_def): New type.
1255 (cgraph_node_set) New type. Also declare vector functions.
1256 (struct cgraph_node_set_element_def): New type.
1257 (cgraph_node_set_element): Ditto.
1258 (cgraph_node_set_iterator): New iterator type.
1259 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1260 cgraph_node_set_remove, dump_cgraph_node_set,
1261 debug_cgraph_node_set): New prototypes.
1262 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1263 cgraph_node_set_size): New inlines.
1264 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1266 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1267 argument to function 'write_summary'.
1268 * ipa.c: Include ggc.h.
1269 (hash_cgraph_node_set_element,
1270 eq_cgraph_node_set_element, cgraph_node_set_new,
1271 cgraph_node_set_add, cgraph_node_set_remove,
1272 cgraph_node_set_find, dump_cgraph_node_set,
1273 debug_cgraph_node_set): New functions.
1274 * Makefile.in (ipa.o): Add dependency on GGC_H.
1276 2009-04-20 Ira Rosen <irar@il.ibm.com>
1278 PR tree-optimization/39675
1279 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1280 check of the return code of vect_schedule_slp. Check that
1281 stmt_vec_info still exists for the statement, before checking its
1284 2009-04-20 Michael Matz <matz@suse.de>
1286 * Makefile.in (generated_files): Take out $(simple_generated_c).
1288 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1290 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1291 (UINTPTR_TYPE): Likewise.
1293 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1296 * c-typeck.c (digest_init): Check for initializing an array with a
1299 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1302 * c-semantics.c (pop_stmt_list): Propagate
1303 STATEMENT_LIST_HAS_LABEL to parent statement list.
1305 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1307 * config/mips/mips.h (mips_tune_attr): New macro.
1308 * config/mips/mips.md (cpu): Use it.
1310 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1313 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1316 2009-04-19 Diego Novillo <dnovillo@google.com>
1318 * toplev.c (compile_file): Move call to coverage_finish ...
1319 * cgraphunit.c (ipa_passes): ... here.
1320 Call cgraph_process_new_functions.
1321 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1322 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1324 2009-04-19 Jan Hubicka <jh@suse.cz>
1326 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1328 (dump_cgraph_node): Dump can throw external flag.
1329 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1331 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1335 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1336 * common.opt (Wlogical-op): Move from here...
1337 * c.opt (Wlogical-op): ... to here.
1338 * c-typeck.c (parser_build_binary_op): Update call to
1339 warn_logical_operator.
1340 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1342 * c-common.c (warn_logical_op): Update.
1343 * c-common.h (warn_logical_op): Update declaration.
1345 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1347 * tree.c (protected_set_expr_location): Fix formatting.
1349 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1352 * c-typeck.c (readonly_warning): new.
1353 (build_unary_op, build_modify_expr): Use readonly_warning for
1354 storing into something readonly but not const-qualified.
1356 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1359 * c-typeck.c (build_unary_op): Check for taking address of
1360 expression of type void.
1362 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1365 * c-typeck.c (build_function_call): Check for calling a function
1366 with qualified void return types. Call require_complete_type when
1369 2009-04-18 Jan Hubicka <jh@suse.cz>
1371 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1373 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1374 can_throw_external flag.
1375 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1376 * ipa-pure-const.c (ignore_edge): New function.
1377 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1378 only over can_throw_external edges.
1379 (local_pure_const): Add nothrow flag.
1380 * ipa-utils.c (searchc): Add ignore_edge callback.
1381 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1382 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1383 (set_nothrow_function_flags): Update cgraph.
1384 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1386 2009-04-18 Richard Guenther <rguenther@suse.de>
1389 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1390 (fold_stmt): ... this and ...
1391 (fold_stmt_inplace): ... this.
1392 (fold_stmt_1): Fold references in calls and asms.
1393 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1395 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1397 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1398 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1400 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1402 * tree.c (function_args_count): Remove.
1403 * tree.h: Remove the prototype for function_args_count.
1405 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1407 * tree-iterator.c (expr_only): Remove.
1408 * tree.h: Remove the prototype for expr_only.
1410 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1412 * reginfo.c (cannot_change_mode_set_regs): Remove.
1413 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1415 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1417 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1418 whether operands 0 and 1 overlaps.
1420 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1423 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1424 pointer. Use warning_at instead of warning.
1425 (search_for_addr_array): Likewise.
1426 (check_array_bounds): Likewise.
1427 (check_all_array_refs): Check that the incoming edge is not in the
1428 list of edges to be removed.
1429 (check_all_array_refs): Avoid the temporal pointer.
1430 (vrp_visit_cond_stmt): Fix typo.
1431 (simplify_switch_using_ranges): Handle the case where the switch
1432 index is an integer constant.
1434 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1436 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1438 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1440 * doc/extend.texi, doc/invoke.texi: Fix typos.
1442 2009-04-17 Cary Coutant <ccoutant@google.com>
1444 * tree-flow-inline.h (get_lineno): Fix inverted test.
1446 2009-04-17 Diego Novillo <dnovillo@google.com>
1448 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1449 assertion for AVAIL_OUT.
1451 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1454 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1455 * config/sh/linux-atomic.asm: Likewise.
1457 2009-04-17 Diego Novillo <dnovillo@google.com>
1459 * except.c (debug_eh_tree): New.
1460 (struct eh_region, struct eh_status): Move ...
1461 * except.h: ... here.
1462 (add_type_for_runtime): Declare extern.
1463 (lookup_type_for_runtime): Likewise.
1464 (debug_eh_tree): Declare.
1465 * Makefile.in (GTFILES): List except.h before except.c
1467 2009-04-17 Diego Novillo <dnovillo@google.com>
1469 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1470 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1471 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1472 (find_vars_r): ... here.
1473 * tree-flow.h (find_referenced_vars_in): Declare.
1474 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1475 that AVAIL_OUT exists for BLOCK.
1476 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1477 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1478 (tree-parloops.o): Likewise.
1480 2009-04-17 Simon Baldwin <simonb@google.com>
1482 * toplev.c (default_tree_printer): Add handling for %E format.
1484 2009-04-17 Diego Novillo <dnovillo@google.com>
1486 * tree-pretty-print.c (dump_generic_node): Add break after
1487 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1488 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1489 FUNCTION_TYPE together. Call print_struct_decl when printing
1490 structures and TDF_SLIM is not given.
1491 (print_struct_decl): Fix logic for detecting recursion.
1493 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1496 * gcc.c (create_at_file): New.
1497 (compile_input_file_p): New.
1498 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1499 * main.c (main): Update call to toplev_main.
1500 * toplev.c (toplev_main): Change signature. Call expandargv.
1501 * toplev.h (toplev_main): Change signature.
1503 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1505 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1506 if the latter is not constant.
1508 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1510 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1512 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1514 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1515 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1517 2009-04-17 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1520 Handle component references view-converting an invariant address.
1522 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1524 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1525 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1526 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1527 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1528 Use @deftypevr rather than @deftypevar.
1530 2009-04-17 Richard Guenther <rguenther@suse.de>
1532 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1533 (get_prop_source_stmt): Likewise.
1534 (can_propagate_from): Likewise.
1536 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1538 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1539 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1540 (--with-multilib-list): Add default value.
1541 * configure: Regenerate.
1542 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1543 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1544 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1545 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1546 Don't add default cpu to multilib list unnecessarily, but do enable
1547 the relevant compiler option..
1548 Add support for --with-multilib-list=<blank> and
1549 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1550 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1551 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1552 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1554 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1555 (MULTILIB_OSDIRNAMES): New variable.
1556 * config/sh/t-1e: Delete file.
1557 * config/sh/t-mlib-sh1: Delete file.
1558 * config/sh/t-mlib-sh2: Delete file.
1559 * config/sh/t-mlib-sh2a: Delete file.
1560 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1561 * config/sh/t-mlib-sh2a-single: Delete file.
1562 * config/sh/t-mlib-sh2a-single-only: Delete file.
1563 * config/sh/t-mlib-sh2e: Delete file.
1564 * config/sh/t-mlib-sh3e: Delete file.
1565 * config/sh/t-mlib-sh4: Delete file.
1566 * config/sh/t-mlib-sh4-nofpu: Delete file.
1567 * config/sh/t-mlib-sh4-single: Delete file.
1568 * config/sh/t-mlib-sh4-single-only: Delete file.
1569 * config/sh/t-mlib-sh4a: Delete file.
1570 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1571 * config/sh/t-mlib-sh4a-single: Delete file.
1572 * config/sh/t-mlib-sh4a-single-only: Delete file.
1573 * config/sh/t-mlib-sh4al: Delete file.
1574 * config/sh/t-mlib-sh5-32media: Delete file.
1575 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1576 * config/sh/t-mlib-sh5-64media: Delete file.
1577 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1578 * config/sh/t-mlib-sh5-compact: Delete file.
1579 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1580 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1581 * doc/install.texi (Options specification): Add
1582 --with-multilib-list and --with-endian.
1584 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1586 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1588 (OBJS-common): Add plugin-version.o.
1589 (plugin-version.o): New.
1590 * gcc-plugin.h (plugin_gcc_version): New.
1591 (plugin_default_version_check): New.
1592 (plugin_init_func, plugin_init): Add version argument.
1593 * plugin-version.c: New.
1594 * plugin.c (str_plugin_gcc_version_name): New.
1595 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1596 pass it to the init function.
1597 (plugin_default_version_check): New.
1599 2009-04-17 Richard Guenther <rguenther@suse.de>
1601 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1602 for decl-vs-decl disambiguation.
1604 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1606 * config/s390/s390.h (s390_tune_attr): New macro definition.
1607 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1609 2009-04-17 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1612 (fold_stmt_r): Likewise.
1613 (maybe_fold_reference): New function.
1614 (fold_gimple_assign): Handle cases fold_stmt_r did.
1615 (fold_stmt): Do not use fold_stmt_r.
1616 (fold_stmt_inplace): Likewise.
1618 2009-04-17 Richard Guenther <rguenther@suse.de>
1620 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1621 (record_equivalences_from_stmt): Remove useless checks and
1623 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1624 the type is already suitable.
1626 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1628 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1630 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1632 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1633 (CMPtype): Define as __gcc_CMPtype.
1635 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1637 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1638 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1640 2009-04-17 Richard Guenther <rguenther@suse.de>
1642 PR tree-optimization/39746
1643 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1644 special-casing for builtins and static variable use/def.
1645 (call_may_clobber_ref_p_1): Likewise.
1647 2009-04-16 Ian Lance Taylor <iant@google.com>
1649 * df.h: Include "timevar.h".
1650 (struct df_problem): Change tv_id field to timevar_id_t.
1651 * tree-pass.h: Include "timevar.h".
1652 (struct opt_pass): Change tv_id field to timevar_id_t.
1653 * timevar.h (timevar_id_t): Define TV_NONE.
1654 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1655 TV_NONE rather than tv_id != 0.
1656 (execute_one_pass): Likewise.
1657 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1658 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1659 dependencies to $(TREE_PASS_H).
1660 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1662 (pass_branch_target_load_optimize2): Likewise.
1663 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1664 (pass_outof_cfg_layout_mode): Likewise.
1665 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1666 (pass_rebuild_cgraph_edges): Likewise.
1667 (pass_remove_cgraph_callee_edges): Likewise.
1668 * df-core.c (pass_df_initialize_opt): Likewise.
1669 (pass_df_initialize_no_opt): Likewise.
1670 (pass_df_finish): Likewise.
1671 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1672 * except.c (pass_set_nothrow_function_flags): Likewise.
1673 (pass_convert_to_eh_region_ranges): Likewise.
1674 * final.c (pass_compute_alignments): Likewise.
1675 * function.c (pass_instantiate_virtual_regs): Likewise.
1676 (pass_init_function): Likewise.
1677 (pass_leaf_regs): Likewise.
1678 (pass_match_asm_constraints): Likewise.
1679 * gimple-low.c (pass_lower_cf): Likewise.
1680 (pass_mark_used_blocks): Likewise.
1681 * init-regs.c (pass_initialize_regs): Likewise.
1682 * integrate.c (pass_initial_value_sets): Likewise.
1683 * ira.c (pass_ira): Likewise.
1684 * jump.c (pass_cleanup_barriers): Likewise.
1685 * omp-low.c (pass_expand_omp): Likewise.
1686 (pass_lower_omp): Likewise.
1687 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1688 * recog.c (pass_split_all_insns): Likewise.
1689 (pass_split_after_reload): Likewise.
1690 (pass_split_before_regstack): Likewise.
1691 (pass_split_before_sched2): Likewise.
1692 (pass_split_for_shorten_branches): Likewise.
1693 * reginfo.c (pass_reginfo_init): Likewise.
1694 (pass_subregs_of_mode_init): Likewise.
1695 (pass_subregs_of_mode_finish): Likewise.
1696 * passes.c (pass_postreload): Likewise.
1697 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1698 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1699 (pass_warn_function_return): Likewise.
1700 (pass_warn_function_noreturn): Likewise.
1701 * tree-complex.c (pass_lower_complex): Likewise.
1702 (pass_lower_complex_O0): Likewise.
1703 * tree-if-conv.c (pass_if_conversion): Likewise.
1704 * tree-into-ssa.c (pass_build_ssa): Likewise.
1705 * tree-mudflap.c (pass_mudflap_1): Likewise.
1706 (pass_mudflap_2): Likewise.
1707 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1708 (pass_mudflap_2): Likewise.
1709 * tree-nrv.c (pass_return_slot): Likewise.
1710 * tree-object-size.c (pass_object_sizes): Likewise.
1711 * tree-optimize.c (pass_all_optimizations): Likewise.
1712 (pass_early_local_passes): Likewise.
1713 (pass_all_early_optimizations): Likewise.
1714 (pass_cleanup_cfg): Likewise.
1715 (pass_cleanup_cfg_post_optimizing): Likewise.
1716 (pass_free_datastructures): Likewise.
1717 (pass_free_cfg_annotations): Likewise.
1718 (pass_fixup_cfg): Likewise.
1719 (pass_init_datastructures): Likewise.
1720 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1721 (pass_late_warn_uninitialized): Likewise.
1722 (pass_update_address_taken): Likewise.
1723 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1724 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1725 (pass_cse_sincos): Likewise.
1726 (pass_convert_to_rsqrt): Likewise.
1727 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1728 * tree-stdarg.c (pass_stdarg): Likewise.
1729 * tree-tailcall.c (pass_tail_recursion): Likewise.
1730 (pass_tail_calls): Likewise.
1731 * tree-vect-generic.c (pass_lower_vector): Likewise.
1732 (pass_lower_vector_ssa): Likewise.
1733 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1735 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1737 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1739 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1741 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1742 logical and signext.
1744 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1747 * config/sh/predicates.md (arith_operand): Check if the operand
1748 of TRUNCATE is a REG.
1750 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1752 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1753 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1755 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1757 * tree-iterator.c (tsi_split_statement_list_after,
1758 tsi_split_statement_list_before): Remove.
1759 * tree-iterator.h: Remove the prototypes for
1760 tsi_split_statement_list_after and tsi_split_statement_list_before.
1762 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1764 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1765 * tree-ssa-propagate.h: Remove the prototype for
1766 stmt_makes_single_load.
1768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1770 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1771 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1773 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1775 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1777 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1779 * except.c (eh_region_outer_p): Remove.
1780 * except.h: Remove the prototype for eh_region_outer_p.
1782 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1784 * function.c (current_function_assembler_name): Remove.
1785 * function.h: Remove the prototype for
1786 current_function_assembler_name.
1788 2009-04-16 Ian Lance Taylor <iant@google.com>
1790 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1791 (add_reg_note): Call alloc_reg_note.
1792 * rtl.h (alloc_reg_note): Declare.
1793 * combine.c (try_combine): Use alloc_reg_note.
1794 (recog_for_combine, move_deaths): Likewise.
1795 (distribute_notes): Use alloc_reg_note and add_reg_note.
1796 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1797 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1798 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1800 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1802 PR rtl-optimization/39762
1803 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1804 ira_may_move_out_cost): Add comments about way of their usage.
1805 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1807 * ira-conflicts.c (process_regs_for_copy): Use function
1808 ira_get_register_move_cost instead of global
1809 ira_register_move_cost.
1811 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1812 color_pass, move_spill_restore, update_curr_costs): Ditto.
1814 * ira-lives.c (process_single_reg_class_operands): Ditto.
1816 * ira-emit.c (emit_move_list): Ditto.
1818 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1819 (record_reg_classes): Ditto. Use functions
1820 ira_get_register_move_cost and ira_get_may_move_cost instead of
1821 global vars ira_register_move_cost, ira_may_move_out_cost and
1822 ira_may_move_in_cost.
1823 (record_address_regs): Don't call ira_init_register_move_cost.
1824 Use function ira_get_may_move_cost instead of global
1825 ira_may_move_in_cost.
1826 (process_bb_node_for_hard_reg_moves): Use function
1827 ira_get_register_move_cost instead of global ira_register_move_cost.
1828 (ira_costs): Don't call ira_init_register_move_cost.
1830 2009-04-16 Richard Guenther <rguenther@suse.de>
1832 * tree-cfg.c (verify_gimple_assign_binary):
1833 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1834 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1835 (create_general_new_stmt): Note that this function is broken.
1837 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1839 * common.opt (fhelp): Add Var(help_flag).
1840 * gcc-plugin.h (plugin_info): Add help.
1841 * plugin.c (plugin_name_args): Add help.
1842 (register_plugin_info): Set plugin->help.
1843 (print_help_one_plugin): New.
1844 (print_plugins_help): New.
1845 * plugin.h (print_plugins_help): New.
1846 * toplev.c (toplev_main): Call print_plugins_help if needed.
1848 2009-04-16 Richard Guenther <rguenther@suse.de>
1850 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1851 (gimple_ior_addresses_taken_1): New function.
1852 (gimple_ior_addresses_taken): Likewise.
1853 * gimple.h (struct gimple_statement_with_ops_base): Remove
1854 addresses_taken member.
1855 (gimple_ior_addresses_taken): Declare.
1856 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1857 gimple_set_addresses_taken): Remove.
1858 * ipa-reference.c (mark_address): New function.
1859 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1860 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1861 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1862 (gimple_add_to_addresses_taken): Remove.
1863 (get_tmr_operands): Call mark_address_taken.
1864 (get_asm_expr_operands): Likewise.
1865 (get_expr_operands): Likewise.
1866 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1867 (free_stmt_operands): Do not free it.
1868 * tree-ssa.c (delete_tree_ssa): Likewise.
1869 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1871 2009-04-16 Richard Guenther <rguenther@suse.de>
1873 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1874 (walk_stmt_load_store_ops): Likewise.
1875 * gimple.c (get_base_loadstore): New function.
1876 (walk_stmt_load_store_addr_ops): Likewise.
1877 (walk_stmt_load_store_ops): Likewise.
1878 * ipa-pure-const.c (check_op): Simplify.
1879 (check_load, check_store): New functions.
1880 (check_stmt): Use walk_stmt_load_store_ops.
1881 * ipa-reference.c (mark_load): Adjust signature.
1882 (mark_store): Likewise.
1883 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1885 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1887 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1889 * opts.c (common_handle_option): Don't call print_version.
1890 * plugin.c (plugin_name_args): Add version.
1891 (register_plugin_info): New.
1892 (register_callback): Handle PLUGIN_INFO.
1893 (try_init_one_plugin): New.
1894 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1896 (finalize_one_plugin): New.
1897 (finalize_plugins): New.
1898 (print_one_plugin): New.
1899 (print_plugins_versions): New.
1900 * plugin.h (print_plugins_versions): New.
1901 (finalize_plugins): New.
1902 * toplev.c (compile_file): Don't call initialize_plugins.
1903 (print_version): Call print_plugins_versions.
1904 (toplev_main): Call initialize_plugins. Print version if needed.
1905 Call finalize_plugins.
1907 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1909 * common.opt (fversion): New.
1910 * gcc.c (print_version): New.
1911 (process_command): Don't print the version. Just set print_version.
1912 (main): Print version. Call subprocesses if print_version and
1913 verbose_flag are set.
1914 * opts.c (common_handle_option): Handle OPT_fversion.
1916 2009-04-16 Richard Guenther <rguenther@suse.de>
1917 Ira Rosen <irar@il.ibm.com>
1919 PR tree-optimization/39698
1920 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1921 type of the reduction variable. Only generate the def if
1924 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1925 make sure to first convert to an integer of the same precision.
1926 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1927 the type of the evolution correctly in computing the new
1928 induction variable base.
1930 2009-04-16 Richard Guenther <rguenther@suse.de>
1933 * tree-cfg.c (make_blocks): Split statements with to-be
1934 abnormal SSA names on the lhs.
1936 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1938 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1939 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1940 * c-typeck.c (really_start_incremental_init): Likewise.
1941 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1942 (TARGET_INITIALIZER): Remove it.
1943 * target.h (struct target): Remove vector_opaque_p.
1944 * tree.c (build_opaque_vector_type): New.
1945 * tree.h (TYPE_VECTOR_OPAQUE): New.
1946 (build_opaque_vector_type): Declare.
1947 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1948 * config/rs6000/rs6000.c (build_opaque_vector_type,
1949 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1950 (rs6000_init_builtins): Use build_opaque_vector_type for
1951 opaque_V4SI_type_node.
1953 2009-04-15 Catherine Moore <clm@codesourcery.com>
1955 * debug.h (set_name): Declare.
1956 * dwarf2out.c (dwarf2out_set_name): Declare.
1957 (dwarf2_debug_hooks): Add set_name.
1958 (find_AT_string): New.
1959 (add_AT_string): Call find_AT_string.
1960 (dwarf2out_set_name): New.
1961 * cp/decl.c (grokdeclarator): Call set_name.
1962 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1963 * debug.c (do_nothing_debug_hooks): Likewise.
1964 * dbxout.c (dbx_debug_hooks): Likewise.
1965 * sdbout.c (sdb_debug_hooks): Likewise.
1967 2009-04-15 Michael Eager <eager@eagercon.com>
1969 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1970 reg for single-precision FPU.
1971 * config/rs6000/rs6000.md (movsi_internal1): Only for
1973 (movsi_internal1_single): New. Add pattern to move SI values to/from
1974 single-precision FP regs.
1976 2009-04-15 Richard Guenther <rguenther@suse.de>
1978 * omp-low.c (lower_rec_input_clauses): Build correct address
1980 (expand_omp_for_generic): Fix multiplication type.
1981 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1982 (generate_memset_zero): Fix types.
1983 * tree-profile.c (prepare_instrumented_value): Correctly
1986 2009-04-15 Ian Lance Taylor <iant@google.com>
1988 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1989 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1990 for -Wall and for -Wc++-compat.
1991 (c_common_post_options): For C++, set warn_enum_compare if not
1993 * c-tree.h (struct c_expr): Add field original_type.
1994 (build_external_ref): Update declaration.
1995 * c-parser.c (c_parser_braced_init): Set original_type.
1996 (c_parser_initelt): Likewise.
1997 (c_parser_expr_no_commas): Likewise.
1998 (c_parser_conditional_expression): Likewise.
1999 (c_parser_cast_expression): Likewise.
2000 (c_parser_unary_expression): Likewise. Pull setting of
2001 original_code to top of function.
2002 (c_parser_sizeof_expression): Set original_type.
2003 (c_parser_alignof_expression): Likewise.
2004 (c_parser_postfix_expression): Likewise. Pull setting of
2005 original_code to top of function.
2006 (c_parser_postfix_expression_after_paren_type): Set original_type.
2007 (c_parser_postfix_expression_after_primary): Likewise.
2008 (c_parser_expression): Likewise.
2009 * c-typeck.c (build_external_ref): Add type parameter. Change all
2011 (c_expr_sizeof_expr): Set original_type field.
2012 (parser_build_unary_op): Likewise.
2013 (parser_build_binary_op): Likewise. Optionally warn about
2014 comparisons of enums of different types.
2015 (digest_init): Set original_type field.
2016 (really_start_incremental_init): Likewise.
2017 (push_init_level, pop_init_level): Likewise.
2018 * doc/invoke.texi (Warning Options): -Wenum-compare now
2021 2009-04-15 Richard Guenther <rguenther@suse.de>
2023 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2024 out a necessary conversion.
2025 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2026 names we didn't value number.
2027 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2029 2009-04-15 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/39764
2032 * tree-ssa-ccp.c (get_value): Canonicalize value with
2033 canonicalize_float_value.
2035 2009-04-15 Jan Hubicka <jh@suse.cz>
2037 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2038 Wrong version of patch.
2040 2009-04-15 Jan Hubicka <jh@suse.cz>
2042 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2044 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2046 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2047 our distinct integral and vector types.
2049 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2051 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2052 * init.c (build_vtbl_address): Remove call to assemble_external.
2054 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2056 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2057 output for other floating point modes.
2059 2009-04-14 Diego Novillo <dnovillo@google.com>
2061 * diagnostic.c (diagnostic_report_diagnostic): Do not
2062 warn about loaded plugins for DK_ERROR and DK_WARNING.
2063 * c-decl.c (declspecs_add_type): Move call to
2064 invoke_plugin_callbacks ...
2065 * c-parser.c (c_parser_declspecs): ... here.
2066 * plugin.c (dump_active_plugins): Tidy output.
2068 2009-04-14 Diego Novillo <dnovillo@google.com>
2069 Le-Chun Wu <lcwu@google.com>
2071 * configure.ac: Add --enable-plugin support.
2072 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2073 * Makefile.in (PLUGIN_H): Define.
2074 Export ENABLE_PLUGIN and GMPINC to site.exp.
2075 Add PLUGINLIBS to link command.
2076 Add/modify dependencies for plugin.o and files including plugin.h.
2078 * config.in: Regenerate.
2080 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2083 2009-04-14 Le-Chun Wu <lcwu@google.com>
2085 * tree-pass.h (register_one_dump_file): Add a prototype for
2086 register_one_dump_file.
2087 * toplev.c (compile_file): Call initialize_plugins.
2088 (do_compile): Call invoke_plugin_callbacks.
2089 (toplev_main): Call invoke_plugin_callbacks.
2090 * common.opt: Add -fplugin= and -fplugin-arg-.
2091 * gcc-plugin.h: New public header file for plugins to include.
2092 * plugin.c: New source file.
2093 * plugin.h: New internal header file.
2094 * passes.c (register_one_dump_file): Make it external.
2096 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2098 2009-04-14 Diego Novillo <dnovillo@google.com>
2100 * doc/plugins.texi: New.
2101 * doc/gccint.texi: Add reference to Plugins chapter.
2102 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2103 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2104 loaded plugins, if any.
2105 * timevar.def (TV_PLUGIN_INIT): Define.
2106 (TV_PLUGIN_RUN): Define.
2107 * plugin.c: Include timevar.h
2108 (plugins_active_p): New.
2109 (dump_active_plugins): New.
2110 (debug_active_plugins): New.
2112 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2114 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2116 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2118 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2120 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2121 the same as a minus without a shift.
2123 2009-04-14 Nick Clifton <nickc@redhat.com>
2125 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2126 comparisons with small integers will always produce a short
2129 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2132 2008-12-19 Diego Novillo <dnovillo@google.com>
2134 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2136 2009-04-14 Richard Guenther <rguenther@suse.de>
2138 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2140 (verify_gimple_assign_binary): Likewise. Handle shifts and
2142 (verify_gimple_phi): Print the mismatched argument position.
2143 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2145 (vect_update_init_of_dr): Likewise.
2146 * matrix-reorg.c (transform_access_sites): Do what the
2148 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2150 2009-04-13 Michael Eager <eager@eagercon.com>
2152 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2153 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2154 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2155 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2156 remove duplicate config
2158 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2160 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2161 file_name:line_number type locator of the call site.
2163 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2165 * genautomata.c: Put blank after comma.
2166 (automaton_decls): New.
2167 (struct unit_usage): Add comments to member next.
2168 (store_alt_unit_usage): Keep the list ordered.
2169 (unit_present_on_list_p, equal_alternatives_p): New.
2170 (check_regexp_units_distribution): Check units distribution
2171 correctness correctly.
2172 (main): Don't write automata if error is found. Return correct
2175 * config/m68k/cf.md (cfv4_ds): Remove.
2176 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2177 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2179 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2180 power4-load-ext, power4-store, power4-store-update,
2181 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2182 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2183 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2184 power4-sqrt, power4-isync): Modify reservation to make correct
2185 unit distribution to automata.
2187 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2188 power5-store-update, power5-two, power5-three, power5-lmul,
2189 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2191 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2193 * except.c (pass_set_nothrow_function_flags): Set name and add
2195 (set_nothrow_function_flags): Mention in the dump file when
2196 changing a function to nothrow.
2198 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2201 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2202 instead of unsigned long.
2204 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2206 * config/arm/arm.c (return_used_this_function): Remove.
2207 (arm_output_function_prologue): Remove use of
2208 return_used_this_function.
2209 (output_return_instruction): Replace use of
2210 return_used_this_function
2211 by cfun->machine->return_used_this_function.
2212 (arm_output_epilogue): Likewise.
2213 (arm_output_function_epilogue): Likewise.
2214 (thumb_unexpanded_epilogue): Likewise.
2215 * config/arm/arm.h (struct machine_function):
2216 New member return_used_this_function.
2218 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2220 * doc/install.texi: Correct description of default directory for
2221 --with-gxx-include-dir.
2223 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2225 * fold-const.c (build_range_check): Properly deal with enumeral and
2228 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2230 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2231 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2232 * params.h (MAX_GCSE_PASSES): Remove.
2233 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2234 in sequence. Remove ability to run multiple passes.
2235 (bypass_jumps): Report run as third CPROP pass.
2237 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2240 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2241 when deciding whether the whole SEQUENCE can throw.
2243 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2246 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2247 offseted label references.
2249 2009-04-11 Jan Hubicka <jh@suse.cz>
2251 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2253 2009-04-11 Richard Guenther <rguenther@suse.de>
2256 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2257 return variables as TREE_ADDRESSABLE.
2259 2009-04-11 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/39713
2262 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2263 reference trees have SSA_NAME operands.
2265 2009-04-11 Richard Guenther <rguenther@suse.de>
2268 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2269 address expressions.
2271 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2273 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2274 match changes in Cygwin 1.7
2275 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2276 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2278 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2280 PR tree-optimization/39701
2281 * doc/invoke.texi (Optimization Options): Document change in
2282 meaning and initialization of -fdelete-null-pointer-checks.
2284 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2287 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2289 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2292 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2294 2009-04-10 Chao-ying Fu <fu@mips.com>
2296 * doc/tm.texi (Instruction Output): Document
2297 TARGET_ASM_FINAL_POSTSCAN_INSN.
2298 * target.h (final_postscan_insn): New field in asm_out.
2299 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2300 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2301 * final.c (final_scan_insn): Call
2302 targetm.asm_out.final_postscan_insn after outputting
2303 an asm macro and a normal instruction.
2305 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2306 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2307 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2308 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2309 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2311 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2314 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2315 variables as non-NULL even with -fdelete-null-pointer-checks.
2317 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2319 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2321 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/i386.c (classify_argument): Handle SCmode with
2325 (bit_offset % 64) != 0.
2327 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2329 * doc/invoke.texi (Optimize Options): Add cross-reference to
2330 -Q --help=optimizers examples.
2332 2009-04-10 Ben Elliston <bje@au.ibm.com>
2335 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2336 regalign for the reg == fpr and TDmode case.
2338 2009-04-09 David Ayers <ayers@fsfe.org>
2341 * objc/objc-act.c (warn_with_method): Remove helper function.
2342 (check_duplicates): Call warning and inform directly.
2343 (really_start_method): Likewise.
2345 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2347 * expmed.c (expand_divmod): Always use a comparison for a division
2348 by a large unsigned integer.
2350 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2351 for things others than variables or functions as nonzero.
2353 2009-04-09 Nick Clifton <nickc@redhat.com>
2355 * unwind-compat.c: Change copyright header to refer to version
2356 3 of the GNU General Public License with version 3.1 of the
2357 GCC Runtime Library Exception and to point readers at the
2358 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2359 * config/alpha/crtfastmath.c: Likewise.
2360 * config/alpha/linux-unwind.h: Likewise.
2361 * config/alpha/qrnnd.asm: Likewise.
2362 * config/alpha/vms-crt0-64.c: Likewise.
2363 * config/alpha/vms-crt0.c: Likewise.
2364 * config/alpha/vms-dwarf2.asm: Likewise.
2365 * config/alpha/vms-dwarf2eh.asm: Likewise.
2366 * config/alpha/vms-psxcrt0-64.c: Likewise.
2367 * config/alpha/vms-psxcrt0.c: Likewise.
2368 * config/alpha/vms_tramp.asm: Likewise.
2369 * config/arc/initfini.c: Likewise.
2370 * config/arc/lib1funcs.asm: Likewise.
2371 * config/arm/bpabi-v6m.S: Likewise.
2372 * config/arm/bpabi.S: Likewise.
2373 * config/arm/bpabi.c: Likewise.
2374 * config/arm/crti.asm: Likewise.
2375 * config/arm/crtn.asm: Likewise.
2376 * config/arm/ieee754-df.S: Likewise.
2377 * config/arm/ieee754-sf.S: Likewise.
2378 * config/arm/lib1funcs.asm: Likewise.
2379 * config/arm/libunwind.S: Likewise.
2380 * config/arm/linux-atomic.c: Likewise.
2381 * config/arm/mmintrin.h: Likewise.
2382 * config/arm/pr-support.c: Likewise.
2383 * config/arm/unaligned-funcs.c: Likewise.
2384 * config/arm/unwind-arm.c: Likewise.
2385 * config/arm/unwind-arm.h: Likewise.
2386 * config/avr/libgcc.S: Likewise.
2387 * config/bfin/crti.s: Likewise.
2388 * config/bfin/crtlibid.s: Likewise.
2389 * config/bfin/crtn.s: Likewise.
2390 * config/bfin/lib1funcs.asm: Likewise.
2391 * config/bfin/linux-unwind.h: Likewise.
2392 * config/cris/arit.c: Likewise.
2393 * config/cris/cris_abi_symbol.c: Likewise.
2394 * config/darwin-64.c: Likewise.
2395 * config/darwin-crt2.c: Likewise.
2396 * config/darwin-crt3.c: Likewise.
2397 * config/darwin.h: Likewise.
2398 * config/dbxelf.h: Likewise.
2399 * config/dfp-bit.c: Likewise.
2400 * config/dfp-bit.h: Likewise.
2401 * config/elfos.h: Likewise.
2402 * config/fixed-bit.c: Likewise.
2403 * config/fixed-bit.h: Likewise.
2404 * config/fp-bit.c: Likewise.
2405 * config/fp-bit.h: Likewise.
2406 * config/fr30/crti.asm: Likewise.
2407 * config/fr30/crtn.asm: Likewise.
2408 * config/fr30/lib1funcs.asm: Likewise.
2409 * config/freebsd-spec.h: Likewise.
2410 * config/frv/cmovd.c: Likewise.
2411 * config/frv/cmovh.c: Likewise.
2412 * config/frv/cmovw.c: Likewise.
2413 * config/frv/frvbegin.c: Likewise.
2414 * config/frv/frvend.c: Likewise.
2415 * config/frv/lib1funcs.asm: Likewise.
2416 * config/glibc-stdint.h: Likewise.
2417 * config/h8300/clzhi2.c: Likewise.
2418 * config/h8300/crti.asm: Likewise.
2419 * config/h8300/crtn.asm: Likewise.
2420 * config/h8300/ctzhi2.c: Likewise.
2421 * config/h8300/fixunssfsi.c: Likewise.
2422 * config/h8300/lib1funcs.asm: Likewise.
2423 * config/h8300/parityhi2.c: Likewise.
2424 * config/h8300/popcounthi2.c: Likewise.
2425 * config/i386/ammintrin.h: Likewise.
2426 * config/i386/att.h: Likewise.
2427 * config/i386/avxintrin.h: Likewise.
2428 * config/i386/biarch64.h: Likewise.
2429 * config/i386/bmmintrin.h: Likewise.
2430 * config/i386/cpuid.h: Likewise.
2431 * config/i386/cross-stdarg.h: Likewise.
2432 * config/i386/crtfastmath.c: Likewise.
2433 * config/i386/crtprec.c: Likewise.
2434 * config/i386/cygming-crtbegin.c: Likewise.
2435 * config/i386/cygming-crtend.c: Likewise.
2436 * config/i386/cygwin.asm: Likewise.
2437 * config/i386/emmintrin.h: Likewise.
2438 * config/i386/gmm_malloc.h: Likewise.
2439 * config/i386/gthr-win32.c: Likewise.
2440 * config/i386/i386.h: Likewise.
2441 * config/i386/immintrin.h: Likewise.
2442 * config/i386/linux-unwind.h: Likewise.
2443 * config/i386/linux64.h: Likewise.
2444 * config/i386/mm3dnow.h: Likewise.
2445 * config/i386/mmintrin-common.h: Likewise.
2446 * config/i386/mmintrin.h: Likewise.
2447 * config/i386/nmmintrin.h: Likewise.
2448 * config/i386/pmm_malloc.h: Likewise.
2449 * config/i386/pmmintrin.h: Likewise.
2450 * config/i386/smmintrin.h: Likewise.
2451 * config/i386/sol2-c1.asm: Likewise.
2452 * config/i386/sol2-ci.asm: Likewise.
2453 * config/i386/sol2-cn.asm: Likewise.
2454 * config/i386/sol2-gc1.asm: Likewise.
2455 * config/i386/tmmintrin.h: Likewise.
2456 * config/i386/unix.h: Likewise.
2457 * config/i386/w32-unwind.h: Likewise.
2458 * config/i386/wmmintrin.h: Likewise.
2459 * config/i386/x86-64.h: Likewise.
2460 * config/i386/x86intrin.h: Likewise.
2461 * config/i386/xmmintrin.h: Likewise.
2462 * config/ia64/crtbegin.asm: Likewise.
2463 * config/ia64/crtend.asm: Likewise.
2464 * config/ia64/crtfastmath.c: Likewise.
2465 * config/ia64/crti.asm: Likewise.
2466 * config/ia64/crtn.asm: Likewise.
2467 * config/ia64/fde-glibc.c: Likewise.
2468 * config/ia64/lib1funcs.asm: Likewise.
2469 * config/ia64/linux-unwind.h: Likewise.
2470 * config/ia64/quadlib.c: Likewise.
2471 * config/ia64/unwind-ia64.c: Likewise.
2472 * config/linux.h: Likewise.
2473 * config/m32c/m32c-lib1.S: Likewise.
2474 * config/m32c/m32c-lib2-trapv.c: Likewise.
2475 * config/m32c/m32c-lib2.c: Likewise.
2476 * config/m32r/initfini.c: Likewise.
2477 * config/m68hc11/larith.asm: Likewise.
2478 * config/m68hc11/m68hc11-crt0.S: Likewise.
2479 * config/m68k/cf.md: Likewise.
2480 * config/m68k/crti.s: Likewise.
2481 * config/m68k/crtn.s: Likewise.
2482 * config/m68k/lb1sf68.asm: Likewise.
2483 * config/m68k/linux-unwind.h: Likewise.
2484 * config/mcore/crti.asm: Likewise.
2485 * config/mcore/crtn.asm: Likewise.
2486 * config/mcore/lib1.asm: Likewise.
2487 * config/mips/linux-unwind.h: Likewise.
2488 * config/mips/loongson.h: Likewise.
2489 * config/mips/mips16.S: Likewise.
2490 * config/mmix/crti.asm: Likewise.
2491 * config/mmix/crtn.asm: Likewise.
2492 * config/pa/fptr.c: Likewise.
2493 * config/pa/hpux-unwind.h: Likewise.
2494 * config/pa/lib2funcs.asm: Likewise.
2495 * config/pa/linux-atomic.c: Likewise.
2496 * config/pa/linux-unwind.h: Likewise.
2497 * config/pa/milli64.S: Likewise.
2498 * config/pa/quadlib.c: Likewise.
2499 * config/pa/stublib.c: Likewise.
2500 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2501 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2502 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2503 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2504 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2505 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2506 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2507 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2508 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2509 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2510 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2511 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2512 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2513 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2514 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2515 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2516 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2517 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2518 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2519 * config/rs6000/750cl.h: Likewise.
2520 * config/rs6000/altivec.h: Likewise.
2521 * config/rs6000/biarch64.h: Likewise.
2522 * config/rs6000/crtresfpr.asm: Likewise.
2523 * config/rs6000/crtresgpr.asm: Likewise.
2524 * config/rs6000/crtresxfpr.asm: Likewise.
2525 * config/rs6000/crtresxgpr.asm: Likewise.
2526 * config/rs6000/crtsavfpr.asm: Likewise.
2527 * config/rs6000/crtsavgpr.asm: Likewise.
2528 * config/rs6000/darwin-asm.h: Likewise.
2529 * config/rs6000/darwin-fallback.c: Likewise.
2530 * config/rs6000/darwin-fpsave.asm: Likewise.
2531 * config/rs6000/darwin-ldouble.c: Likewise.
2532 * config/rs6000/darwin-tramp.asm: Likewise.
2533 * config/rs6000/darwin-unwind.h: Likewise.
2534 * config/rs6000/darwin-vecsave.asm: Likewise.
2535 * config/rs6000/darwin-world.asm: Likewise.
2536 * config/rs6000/e500crtres32gpr.asm: Likewise.
2537 * config/rs6000/e500crtres64gpr.asm: Likewise.
2538 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2539 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2540 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2541 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2542 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2543 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2544 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2545 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2546 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2547 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2548 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2549 * config/rs6000/eabi-ci.asm: Likewise.
2550 * config/rs6000/eabi-cn.asm: Likewise.
2551 * config/rs6000/eabi.asm: Likewise.
2552 * config/rs6000/linux-unwind.h: Likewise.
2553 * config/rs6000/linux64.h: Likewise.
2554 * config/rs6000/paired.h: Likewise.
2555 * config/rs6000/paired.md: Likewise.
2556 * config/rs6000/ppc64-fp.c: Likewise.
2557 * config/rs6000/ppu_intrinsics.h: Likewise.
2558 * config/rs6000/rs6000.h: Likewise.
2559 * config/rs6000/si2vmx.h: Likewise.
2560 * config/rs6000/sol-ci.asm: Likewise.
2561 * config/rs6000/sol-cn.asm: Likewise.
2562 * config/rs6000/spe.h: Likewise.
2563 * config/rs6000/spu2vmx.h: Likewise.
2564 * config/rs6000/sysv4.h: Likewise.
2565 * config/rs6000/tramp.asm: Likewise.
2566 * config/rs6000/vec_types.h: Likewise.
2567 * config/s390/linux-unwind.h: Likewise.
2568 * config/s390/tpf-unwind.h: Likewise.
2569 * config/score/crti.asm: Likewise.
2570 * config/score/crtn.asm: Likewise.
2571 * config/sh/crt1.asm: Likewise.
2572 * config/sh/crti.asm: Likewise.
2573 * config/sh/crtn.asm: Likewise.
2574 * config/sh/divtab-sh4-300.c: Likewise.
2575 * config/sh/divtab-sh4.c: Likewise.
2576 * config/sh/divtab.c: Likewise.
2577 * config/sh/lib1funcs-4-300.asm: Likewise.
2578 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2579 * config/sh/lib1funcs.asm: Likewise.
2580 * config/sh/lib1funcs.h: Likewise.
2581 * config/sh/linux-atomic.asm: Likewise.
2582 * config/sh/linux-unwind.h: Likewise.
2583 * config/sh/shmedia.h: Likewise.
2584 * config/sh/sshmedia.h: Likewise.
2585 * config/sh/ushmedia.h: Likewise.
2586 * config/sparc/crtfastmath.c: Likewise.
2587 * config/sparc/linux-unwind.h: Likewise.
2588 * config/sparc/sol2-c1.asm: Likewise.
2589 * config/sparc/sol2-ci.asm: Likewise.
2590 * config/sparc/sol2-cn.asm: Likewise.
2591 * config/spu/divmodti4.c: Likewise.
2592 * config/spu/divv2df3.c: Likewise.
2593 * config/spu/float_disf.c: Likewise.
2594 * config/spu/float_unsdidf.c: Likewise.
2595 * config/spu/float_unsdisf.c: Likewise.
2596 * config/spu/float_unssidf.c: Likewise.
2597 * config/spu/mfc_multi_tag_release.c: Likewise.
2598 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2599 * config/spu/mfc_tag_release.c: Likewise.
2600 * config/spu/mfc_tag_reserve.c: Likewise.
2601 * config/spu/mfc_tag_table.c: Likewise.
2602 * config/spu/multi3.c: Likewise.
2603 * config/spu/spu_internals.h: Likewise.
2604 * config/spu/spu_intrinsics.h: Likewise.
2605 * config/spu/spu_mfcio.h: Likewise.
2606 * config/spu/vec_types.h: Likewise.
2607 * config/spu/vmx2spu.h: Likewise.
2608 * config/stormy16/stormy16-lib2.c: Likewise.
2609 * config/svr4.h: Likewise.
2610 * config/sync.c: Likewise.
2611 * config/v850/lib1funcs.asm: Likewise.
2612 * config/vxlib-tls.c: Likewise.
2613 * config/vxlib.c: Likewise.
2614 * config/vxworks-dummy.h: Likewise.
2615 * config/xtensa/crti.asm: Likewise.
2616 * config/xtensa/crtn.asm: Likewise.
2617 * config/xtensa/ieee754-df.S: Likewise.
2618 * config/xtensa/ieee754-sf.S: Likewise.
2619 * config/xtensa/lib1funcs.asm: Likewise.
2620 * config/xtensa/lib2funcs.S: Likewise.
2621 * config/xtensa/linux-unwind.h: Likewise.
2622 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2623 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2624 * coretypes.h: Likewise.
2625 * crtstuff.c: Likewise.
2626 * defaults.h: Likewise.
2627 * dwarf2.h: Likewise.
2628 * emutls.c: Likewise.
2629 * gbl-ctors.h: Likewise.
2630 * gcov-io.h: Likewise.
2631 * ginclude/float.h: Likewise.
2632 * ginclude/iso646.h: Likewise.
2633 * ginclude/stdarg.h: Likewise.
2634 * ginclude/stdbool.h: Likewise.
2635 * ginclude/stddef.h: Likewise.
2636 * ginclude/stdfix.h: Likewise.
2637 * ginclude/stdint-gcc.h: Likewise.
2638 * ginclude/tgmath.h: Likewise.
2639 * gthr-aix.h: Likewise.
2640 * gthr-dce.h: Likewise.
2641 * gthr-gnat.c: Likewise.
2642 * gthr-gnat.h: Likewise.
2643 * gthr-lynx.h: Likewise.
2644 * gthr-mipssde.h: Likewise.
2645 * gthr-nks.h: Likewise.
2646 * gthr-posix.c: Likewise.
2647 * gthr-posix.h: Likewise.
2648 * gthr-posix95.h: Likewise.
2649 * gthr-rtems.h: Likewise.
2650 * gthr-single.h: Likewise.
2651 * gthr-solaris.h: Likewise.
2652 * gthr-tpf.h: Likewise.
2653 * gthr-vxworks.h: Likewise.
2654 * gthr-win32.h: Likewise.
2656 * libgcc2.c: Likewise.
2657 * libgcc2.h: Likewise.
2658 * libgcov.c: Likewise.
2659 * tsystem.h: Likewise.
2660 * typeclass.h: Likewise.
2661 * unwind-c.c: Likewise.
2662 * unwind-compat.h: Likewise.
2663 * unwind-dw2-fde-compat.c: Likewise.
2664 * unwind-dw2-fde-darwin.c: Likewise.
2665 * unwind-dw2-fde-glibc.c: Likewise.
2666 * unwind-dw2-fde.c: Likewise.
2667 * unwind-dw2-fde.h: Likewise.
2668 * unwind-dw2.c: Likewise.
2669 * unwind-dw2.h: Likewise.
2670 * unwind-generic.h: Likewise.
2671 * unwind-pe.h: Likewise.
2672 * unwind-sjlj.c: Likewise.
2673 * unwind.inc: Likewise.
2674 * config/arm/neon-gen.ml: Change generated copyright header to
2675 refer to version 3 of the GNU General Public License with
2676 version 3.1 of the GCC Runtime Library Exception and to point
2677 readers at the COPYING3 and COPYING3.RUNTIME files and the
2678 FSF's license web page.
2679 * config/arm/arm_neon.h: Regenerate.
2681 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2683 * config/cris/cris.md: Change copyright header to refer to version
2684 3 of the GNU General Public License.
2685 * doc/install.texi2html: Change copyright header to refer to version
2686 3 of the GNU General Public License and to point readers at the
2687 COPYING3 file and the FSF's license web page.
2688 * config/vax/linux.h: Likewise.
2690 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2692 * config/i386/i386.md (cmpcc): New.
2693 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2694 (sync_compare_and_swap_cc*): Delete.
2696 * config/s390/s390.c (s390_compare_emitted): Remove.
2697 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2698 s390_compare_emitted used to be handled. Assert that modes match.
2699 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2700 refer to sync_compare_and_swap_ccsi.
2701 * config/s390/s390.h (s390_compare_emitted): Remove.
2702 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2703 instead of s390_compare_emitted.
2704 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2705 instead of s390_compare_emitted.
2706 * config/s390/s390.md (cmpcc): New.
2707 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2708 CC_REGNUM, do not pretend it's set.
2709 (sync_compare_and_swap_cc*): Delete.
2710 * config/s390/predicates.md (cc_reg_operand): New.
2712 * expr.c (sync_compare_and_swap_cc): Delete.
2713 * optabs.h (sync_compare_and_swap_cc): Delete.
2714 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2715 is being used with can_compare_p.
2716 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2718 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2719 look for a MODE_CC set instead. Use emit_store_flag.
2720 (expand_compare_and_swap_loop): Likewise, with some additional
2721 complication to avoid a force_reg when useless. Use
2722 emit_cmp_and_jump_insns.
2723 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2724 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2725 sync_compare_and_swap documentation.
2727 2009-04-09 Jan Hubicka <jh@suse.cz>
2729 * except.c (find_prev_try): Break out from ....
2730 (duplicate_eh_regions): ... here; properly update prev_try pointers
2731 when duplication part of tree.
2732 (dump_eh_tree): Improve dumping.
2733 (verify_eh_region): New.
2734 (verify_eh_tree): Use it.
2736 2009-04-06 Richard Guenther <rguenther@suse.de>
2738 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2739 &ARRAY addresses by adjusting their types and prepending
2741 * tree-cfg.c (verify_gimple_assign_single): Verify that
2742 addresses are correct.
2744 2009-04-09 Richard Guenther <rguenther@suse.de>
2746 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2747 indices into an array reference if possible.
2748 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2749 Fold POINTER_PLUS_EXPR statements with invariant address.
2751 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2754 * config.gcc (powerpc64-*-linux*): Always build biarch.
2756 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2759 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2760 it and pedwarn if this results in an INTEGER_CST.
2762 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * doc/install.texi: Update minimum GMP version. Remove obsolete
2765 text in MPFR section.
2767 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2769 * dwarf2out.c (class_scope_p): New static inline.
2770 (class_or_namespace_scope_p): Use it.
2771 (gen_variable_die): Use DW_TAG_member tag for static data member
2772 declarations instead of DW_TAG_variable.
2775 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2778 2009-04-08 Richard Guenther <rguenther@suse.de>
2780 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2781 valueize random data.
2783 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2785 * config.gcc (aix tm_file): Add aix-stdint.h.
2786 (aix tm clause use_gcc_stdint): Set to wrap.
2787 * config/rs6000/aix-stdint.h: New file.
2789 2009-04-08 Richard Guenther <rguenther@suse.de>
2792 * tree-dfa.c (add_referenced_var): Do not recurse into
2793 global initializers.
2794 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2796 (fold_const_aggregate_ref): Likewise.
2798 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2800 * recog.c (ordered_comparison_operator): New.
2801 * gensupport.c (std_preds): Add it.
2802 * doc/md.texi (Machine-Independent Predicates): Document it.
2804 2009-04-08 Jan Hubicka <jh@suse.cz>
2806 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2807 * function.h (rtl_eh): Remove exception_handler_label_map.
2808 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2809 remove_exception_handler_label, for_each_eh_label_1): Remove.
2810 (rtl_remove_unreachable_regions): Remove.
2811 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2812 (find_exception_handler_labels): Don't build the hashtable.
2813 (maybe_remove_eh_handler): Remove.
2814 (for_each_eh_label): Rewrite to walk the tree.
2815 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2816 * except.h (maybe_remove_eh_handler): Remove.
2817 * passes.c (init_optimization_passes): Schedule second EH cleanup
2819 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2820 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2822 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2824 * genoutput.c (validate_optab_operands): New.
2825 (gen_insn, gen_expand): Call it.
2827 * genflags.c (gen_insn): Detect misused iterators.
2828 (main): Pass line_no to gen_insn, exit with status 1 on error.
2830 * genextract.c (line_no): Make global.
2831 (VEC_safe_set_locstr): Change assertion to error message.
2832 (main): Exit with status 1 on error.
2834 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2838 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2839 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2840 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2841 * c-convert.c (convert): Do not call fold on results of conversion
2842 functions when the result is a C_MAYBE_CONST_EXPR.
2843 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2844 of __builtin_choose_expr.
2845 * c-typeck.c (remove_c_maybe_const_expr): New.
2846 (build_unary_op, build_conditional_expr, build_compound_expr,
2847 build_binary_op, c_objc_common_truthvalue_conversion): Call
2848 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2851 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2853 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2854 CODE to produce a new one. Add a prototype to use fold_convert_const
2856 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2859 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2860 mix declarations and code.
2862 2009-04-08 Ben Elliston <bje@au.ibm.com>
2864 * gcc.c: Replace `CC' with `GCC' throughout.
2866 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2868 * doc/invoke.texi: Document Atom support.
2870 2009-04-07 Jason Merrill <jason@redhat.com>
2873 * c-common.h, c-common.c: Add flag_pretty_templates.
2874 * c-opts.c (c_common_handle_option): Set it.
2875 * c.opt: Add -fno-pretty-templates.
2876 * doc/invoke.texi (C++ Dialect Options): Likewise.
2878 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2880 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2881 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2882 (ia64_expand_builtin): Likewise.
2884 2009-04-07 Martin Jambor <mjambor@suse.cz>
2886 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2887 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2888 ADDR_EXPRS are include too.
2890 2009-04-07 Richard Guenther <rguenther@suse.de>
2892 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2893 decls are only used if passes as parameters or if they are
2894 local statics and the call is not to a builtin.
2895 (call_may_clobber_ref_p_1): Likewise.
2897 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2899 * expr.c (do_store_flag): Remove last argument. Simplify code
2900 to avoid duplication of tests already done by can_compare_p.
2901 (expand_expr_real_1): Adjust caller.
2903 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2905 * optabs.c (can_compare_p): Test the predicate of a
2906 cbranch and cstore pattern.
2908 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2910 * expr.c (convert_move): Use emit_store_flag instead of
2913 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2915 * config/i386/i386.c (ix86_compare_emitted): Remove.
2916 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2917 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2918 * config/i386/i386.h (ix86_compare_emitted): Remove.
2919 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2920 instead of ix86_compare_emitted.
2921 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2923 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2925 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2926 Add t-sysroot-suffix to tmake_file.
2927 * config/print-sysroot-suffix.sh: New file.
2928 * config/t-sysroot-suffix: New file.
2930 2009-04-07 Ben Elliston <bje@au.ibm.com>
2932 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2933 as the latter produces a warning when the target does not support
2936 2009-04-07 Ben Elliston <bje@au.ibm.com>
2938 * dfp.c: Replace type punning assignments with memcpy throughout.
2939 * Makefile.in (dfp.o-warn): Remove.
2941 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2944 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2945 Include soft-fp/t-softfp after rs6000/t-linux64.
2947 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2949 * stor-layout.c (set_sizetype): Use the full precision of their
2950 machine mode for bitsize types.
2952 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2954 * config/i386/i386.md: Revert 2 accidental checkins.
2956 2009-04-06 Joey Ye <joey.ye@intel.com>
2957 Xuepeng Guo <xuepeng.guo@intel.com>
2958 H.J. Lu <hongjiu.lu@intel.com>
2960 Atom pipeline model, tuning and insn selection.
2961 * config.gcc (atom): Add atom config options and target.
2963 * config/i386/atom.md: New.
2965 * config/i386/i386.c (atom_cost): New cost.
2966 (m_ATOM): New macro flag.
2967 (initial_ix86_tune_features): Set m_ATOM.
2968 (x86_accumulate_outgoing_args): Likewise.
2969 (x86_arch_always_fancy_math_387): Likewise.
2970 (processor_target): Add Atom cost.
2971 (cpu_names): Add Atom cpu name.
2972 (override_options): Set Atom ISA.
2973 (ix86_issue_rate): New case PROCESSOR_ATOM.
2974 (ix86_adjust_cost): Likewise.
2976 * config/i386/i386.h (TARGET_ATOM): New target macro.
2977 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2978 (TARGET_OPT_AGU): New target option.
2979 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2980 (processor_type): Add PROCESSOR_ATOM.
2982 * config/i386/i386.md (cpu): Add new value "atom".
2983 (use_carry, movu): New attr.
2984 (atom.md): Include atom.md.
2985 (adddi3_carry_rex64): Set attr "use_carry".
2986 (addqi3_carry): Likewise.
2987 (addhi3_carry): Likewise.
2988 (addsi3_carry): Likewise.
2989 (*addsi3_carry_zext): Likewise.
2990 (subdi3_carry_rex64): Likewise.
2991 (subqi3_carry): Likewise.
2992 (subhi3_carry): Likewise.
2993 (subsi3_carry): Likewise.
2994 (x86_movdicc_0_m1_rex64): Likewise.
2995 (*x86_movdicc_0_m1_se): Likewise.
2996 (x86_movsicc_0_m1): Likewise.
2997 (*x86_movsicc_0_m1_se): Likewise.
2998 (*adddi_1_rex64): Emit add insn as much as possible.
2999 (*addsi_1): Likewise.
3000 (return_internal): Set atom_unit.
3001 (return_internal_long): Likewise.
3002 (return_pop_internal): Likewise.
3003 (*rcpsf2_sse): Set atom_sse_attr attr.
3004 (*qrt<mode>2_sse): Likewise.
3005 (*prefetch_sse): Likewise.
3007 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3009 (ix86_target_macros_internal): Likewise.
3011 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3012 (*prefetch_sse_rex): Likewise.
3013 (sse_rcpv4sf2): Likewise.
3014 (sse_vmrcpv4sf2): Likewise.
3015 (sse_sqrtv4sf2): Likewise.
3016 (<sse>_vmsqrt<mode>2): Likewise.
3017 (sse_ldmxcsr): Likewise.
3018 (sse_stmxcsr): Likewise.
3019 (*sse_sfence): Likewise.
3020 (sse2_clflush): Likewise.
3021 (*sse2_mfence): Likewise.
3022 (*sse2_lfence): Likewise.
3023 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3024 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3025 (avx_movdqu<avxmodesuffix>): Likewise.
3026 (avx_lddqu<avxmodesuffix>): Likewise.
3027 (sse2_movntv2di): Change attr "type" to "ssemov".
3028 (sse2_movntsi): Likewise.
3029 (rsqrtv8sf2): Change attr "type" to "sseadd".
3030 (sse3_addsubv2df3): Set attr "atom_unit".
3031 (sse3_h<plusminus_insn>v4sf3): Likewise.
3032 (*sse2_pmaddwd): Likewise.
3033 (*vec_extractv2di_1_rex64): Likewise.
3034 (*vec_extractv2di_1_avx): Likewise.
3035 (sse2_psadbw): Likewise.
3036 (ssse3_phaddwv8hi3): Likewise.
3037 (ssse3_phaddwv4hi3): Likewise.
3038 (ssse3_phadddv4si3): Likewise.
3039 (ssse3_phadddv2si3): Likewise.
3040 (ssse3_phaddswv8hi3): Likewise.
3041 (ssse3_phaddswv4hi3): Likewise.
3042 (ssse3_phsubwv8hi3): Likewise.
3043 (ssse3_phsubwv4hi3): Likewise.
3044 (ssse3_phsubdv4si3): Likewise.
3045 (ssse3_phsubdv2si3): Likewise.
3046 (ssse3_phsubswv8hi3): Likewise.
3047 (ssse3_phsubswv4hi3): Likewise.
3048 (ssse3_pmaddubsw128): Likewise.
3049 (sse3_pmaddubsw: Likewise.
3050 (ssse3_palignrti): Likewise.
3051 (ssse3_palignrdi): Likewise.
3053 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3055 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3057 2009-04-06 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/28868
3060 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3061 of which PHI results we inserted.
3062 (insert_into_preds_of_block): Record inserted PHIs.
3063 (eliminate): Eliminate redundant PHI nodes.
3064 (init_pre): Init inserted_phi_names.
3066 2009-04-06 Richard Guenther <rguenther@suse.de>
3068 PR tree-optimization/39643
3069 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3070 IMAGPART_EXPRs of complex constants.
3071 (execute_fold_all_builtins): If we folded a call queue
3072 TODO_update_address_taken.
3074 2009-04-06 Jan Hubicka <jh@suse.cz>
3077 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3080 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3082 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3084 (ic_invalidate_array): Likewise.
3086 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3088 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3089 alignment for library calls.
3091 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3093 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3094 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3095 * config/i386/mingw-stdint.h: New file.
3097 2009-04-05 Richard Guenther <rguenther@suse.de>
3099 PR tree-optimization/39648
3100 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3101 our &A vs. &A[0] IL deficiencies.
3103 2009-04-04 Jan Hubicka <jh@suse.cz>
3105 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3106 removed toplevel regions.
3107 (sjlj_mark_call_sites): Likewise.
3109 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3111 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3112 (cygwin tm clause use_gcc_stdint): Set to wrap.
3113 * config/i386/cygwin-stdint.h: New file.
3115 2009-04-04 Richard Guenther <rguenther@suse.de>
3117 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3118 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3119 single-argument PHIs if we are in loop-closed SSA form.
3120 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3121 for the pre-condition.
3122 (slpeel_tree_peel_loop_to_edge): Likewise.
3123 (vect_build_loop_niters): Take an optional sequence to append stmts.
3124 (vect_generate_tmps_on_preheader): Likewise.
3125 (vect_do_peeling_for_loop_bound): Take extra guards for the
3127 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3128 the cost model check.
3129 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3130 guards if we are going to peel. Do not apply versioning in that case.
3131 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3132 (vect_do_peeling_for_loop_bound): Likewise.
3133 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3134 loop bound only record extra pre-conditions, do not apply loop
3137 2009-04-04 Richard Guenther <rguenther@suse.de>
3139 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3142 2009-04-04 Jan Hubicka <jh@suse.cz>
3144 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3145 last_basic_block for size of bb->index indexed array.
3146 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3147 compute_out, link_btr_uses, build_btr_def_use_webs,
3148 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3150 2009-04-04 Jan Hubicka <jh@suse.cz>
3152 * except.c (remove_eh_handler_and_replace): Break out from ...
3153 (remove_eh_handler): ... here.
3154 (bring_to_root): New function.
3155 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3156 handled ones, bring others to root of tree.
3158 2009-04-04 Jan Hubicka <jh@suse.cz>
3160 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3161 (all_phis_safe_to_merge): New function.
3162 (update_info): New structure.
3163 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3164 (cleanup_empty_eh): Update SSA if possible.
3166 2009-04-04 Richard Guenther <rguenther@suse.de>
3168 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3169 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3170 (append_vuse): Likewise.
3172 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3174 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3175 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3176 instead of REG_UNSAVED for DW_CFA_undefined.
3177 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3178 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3181 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3184 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3185 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3186 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3188 2009-04-04 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/8781
3191 PR tree-optimization/37892
3192 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3193 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3194 (valueize_refs): Call it for *& valueizations.
3195 (shared_reference_ops_from_ref): Rename to ...
3196 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3197 (shared_reference_ops_from_call): Rename to ...
3198 (valueize_shared_reference_ops_from_call): ... this and valueize.
3199 (vn_reference_lookup): Update.
3200 (visit_reference_op_call): Likewise.
3201 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3202 (eliminate): Value-replace the call address in call statements.
3204 2009-04-04 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/39636
3207 * tree-ssa-forwprop.c
3208 (forward_propagate_addr_into_variable_array_index): Check for
3209 GIMPLE_ASSIGN before accessing the rhs code.
3211 2009-04-03 Jason Merrill <jason@redhat.com>
3213 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3215 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3217 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3218 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3219 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3220 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3221 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3222 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3223 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3224 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3225 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3226 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3227 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3228 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3229 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3230 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3231 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3232 Use fr_reg_or_fp01_operand instead of fr_register_operand
3234 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3235 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3236 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3238 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3240 PR rtl-optimization/39607
3241 PR rtl-optimization/39631
3245 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3246 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3247 instead of DF_LR_OUT.
3248 * ira-lives.c (process_bb_node_lives): Ditto.
3249 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3250 instead of DF_LR_{OUT,IN}.
3251 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3252 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3254 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3256 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3257 (execute_lower_omp): Always run but take the short way out if -fopenmp
3259 (gate_lower_omp): Remove, forcing the pass manager to always run the
3260 pass and always set PROP_gimple_lomp.
3261 (pass_lower_omp): Remove gate function.
3262 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3263 PROP_trees. Instead, require it.
3264 * ipa-cp.c (pass_ipa_cp): Likewise.
3265 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3266 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3267 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3268 and PROP_gimple_leh.
3270 2009-04-03 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/23940
3274 PR tree-optimization/33237
3277 PR tree-optimization/36201
3278 PR tree-optimization/36230
3279 PR tree-optimization/38049
3280 PR tree-optimization/38207
3281 PR tree-optimization/38230
3282 PR tree-optimization/38301
3283 PR tree-optimization/38585
3285 PR tree-optimization/38985
3286 PR tree-optimization/39299
3287 * tree-ssa-structalias.h: Remove.
3288 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3289 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3290 (struct vuse_element_d): Remove.
3291 (struct vuse_vec_d): Likewise.
3292 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3293 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3294 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3295 VUSE_ELEMENT_VAR): Likewise.
3296 (struct voptype_d): Likewise.
3297 (NUM_VOP_FREE_BUCKETS): Likewise.
3298 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3299 (struct stmt_operands_d): Remove.
3300 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3301 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3302 VDEF_NUM, VDEF_VECT): Likewise.
3303 (copy_virtual_operands): Remove.
3304 (operand_build_cmp): Likewise.
3305 (create_ssa_artificial_load_stmt): Likewise.
3306 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3307 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3308 vuse_index and mayuse_index members. Pack and move done and iter_type
3309 members to the front.
3310 (SSA_OP_VMAYUSE): Remove.
3311 (SSA_OP_VIRTUAL_USES): Adjust.
3312 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3313 (unlink_stmt_vdef): Declare.
3314 (add_to_addressable_set): Remove.
3315 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3316 (vrp_visit_stmt): Likewise.
3317 * doc/tree-ssa.texi (Alias analysis): Update.
3318 * doc/invoke.texi (max-aliased-vops): Remove docs.
3319 (avg-aliased-vops): Likewise.
3320 * tree-into-ssa.c (syms_to_rename): Remove.
3321 (need_to_update_vops_p): Likewise.
3322 (need_to_initialize_update_ssa_p): Rename to ...
3323 (update_ssa_initialized_fn): ... this. Track function we are
3325 (symbol_marked_for_renaming): Simplify.
3326 (add_new_name_mapping): Do not set need_to_update_vops_p.
3327 (dump_currdefs): Use SYMS_TO_RENAME.
3328 (rewrite_update_stmt): Always walk all uses/defs.
3329 (dump_update_ssa): Adjust.
3330 (init_update_ssa): Take function argument. Track what we are
3332 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3333 (create_new_def_for): Initialize for cfun, assert we are initialized
3335 (mark_sym_for_renaming): Simplify.
3336 (mark_set_for_renaming): Do not initialize update-ssa.
3337 (need_ssa_update_p): Simplify. Take function argument.
3338 (name_mappings_registered_p): Assert we ask for the correct function.
3339 (name_registered_for_update_p): Likewise.
3340 (ssa_names_to_replace): Likewise.
3341 (release_ssa_name_after_update_ssa): Likewise.
3342 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3343 (dump_decl_set): Do not print a newline.
3344 (debug_decl_set): Do it here.
3345 (dump_update_ssa): And here.
3346 * tree-ssa-loop-im.c (move_computations): Adjust.
3347 (movement_possibility): Likewise.
3348 (determine_max_movement): Likewise.
3349 (gather_mem_refs_stmt): Likewise.
3350 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3352 * tree-complex.c (update_all_vops): Remove.
3353 (expand_complex_move): Adjust.
3354 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3355 Simplify test for memory referencing statement. Exclude
3356 non-invariant ADDR_EXPRs.
3357 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3358 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3359 (rdg_flag_uses): Likewise.
3360 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3362 (tree_optimize_tail_calls_1): Also split the
3363 edge from the entry block if we have degenerate PHI nodes in
3364 the first basic block.
3365 * tree.c (init_ttree): Remove memory-tag related code.
3366 (tree_code_size): Likewise.
3367 (tree_node_structure): Likewise.
3368 (build7_stat): Re-write to be build6_stat.
3369 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3370 (SSA_VAR_P): Adjust.
3371 (struct tree_memory_tag): Remove.
3372 (struct tree_memory_partition_tag): Likewise.
3373 (union tree_node): Adjust.
3374 (build7): Re-write to be build6.
3375 * tree-pass.h (pass_reset_cc_flags): Remove.
3376 (TODO_update_address_taken): New flag.
3377 (pass_simple_dse): Remove.
3378 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3379 * params.h (MAX_ALIASED_VOPS): Remove.
3380 (AVG_ALIASED_VOPS): Likewise.
3381 * omp-low.c (expand_omp_taskreg): Update SSA form.
3382 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3383 aliases the lhs in a copy stmt.
3384 * tree-ssa-dse.c (struct address_walk_data): Remove.
3385 (memory_ssa_name_same): Likewise.
3386 (memory_address_same): Likewise.
3387 (get_kill_of_stmt_lhs): Likewise.
3388 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3389 unused stores. Look through PHI nodes into post-dominated regions.
3390 (dse_optimize_stmt): Simplify. Properly remove stores.
3391 (tree_ssa_dse): Compute dominators.
3392 (execute_simple_dse): Remove.
3393 (pass_simple_dse): Likewise.
3394 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3395 gimple_loaded_syms and gimple_stored_syms computation.
3396 * toplev.c (dump_memory_report): Dump alias and pta stats.
3397 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3398 (vn_reference_eq): Likewise.
3399 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3400 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3401 valueize_vuses): Remove.
3402 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3403 (get_def_ref_stmt_vuse): ... this.
3404 (vn_reference_lookup_2): New function.
3405 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3406 walking equivalent vuses. Simplify.
3407 (vn_reference_lookup): Likewise.
3408 (vn_reference_insert): Likewise.
3409 (vn_reference_insert_pieces): Likewise.
3410 (visit_reference_op_call): Simplify.
3411 (visit_reference_op_load): Likewise.
3412 (visit_reference_op_store): Likewise.
3413 (init_scc_vn): Remove shared_lookup_vuses initialization.
3414 (free_scc_vn): Remove shared_lookup_vuses freeing.
3415 (sort_vuses, sort_vuses_heap): Remove.
3416 (get_ref_from_reference_ops): Export.
3417 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3418 vector with single vuse pointer.
3419 (vn_reference_lookup_pieces, vn_reference_lookup,
3420 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3421 (shared_vuses_from_stmt): Remove.
3422 (get_ref_from_reference_ops): Declare.
3423 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3424 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3425 memory-tag related code.
3426 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3427 (likely_value): Add comment, skip static-chain of call statements.
3428 (surely_varying_stmt_p): Adjust.
3429 (gimplify_and_update_call_from_tree): Likewise.
3430 (execute_fold_all_builtins): Do not rebuild alias info.
3431 (gimplify_and_update_call_from_tree): Properly update VOPs.
3432 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3433 (copy_ref_info): Remove memory-tag related code.
3434 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3435 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3436 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3438 * tree-ssa-dom.c (gimple_p): Remove typedef.
3439 (eliminate_redundant_computations): Adjust.
3440 (record_equivalences_from_stmt): Likewise.
3441 (avail_expr_hash): Likewise.
3442 (avail_expr_eq): Likewise.
3443 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3444 (stmt_makes_single_load): Likewise.
3445 (stmt_makes_single_store): Likewise.
3446 * tree-ssa-alias.c: Rewrite completely.
3447 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3448 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3449 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3450 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3451 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3452 Remove public functions.
3453 (pass_reset_cc_flags): Remove.
3454 (pass_build_alias): Move ...
3455 * tree-ssa-structalias.c (pass_build_alias): ... here.
3456 * tree-ssa-alias.c (may_be_aliased): Move ...
3457 * tree-flow-inline.h (may_be_aliased): ... here.
3458 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3459 count_uses_and_derefs): Move ...
3460 * gimple.c: ... here.
3461 * gimple.h (count_uses_and_derefs): Declare.
3462 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3463 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3464 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3465 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3466 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3467 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3468 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3470 * tree-dfa.c (refs_may_alias_p): Move ...
3471 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3472 * tree-ssa-alias.h: New file.
3473 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3474 (statement_sink_location): Likewise.
3475 * opts.c (decode_options): Do not adjust max-aliased-vops or
3476 avg-aliased-vops values.
3477 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3478 (TV_CALL_CLOBBER): Likewise.
3479 (TV_FLOW_SENSITIVE): Likewise.
3480 (TV_FLOW_INSENSITIVE): Likewise.
3481 (TV_MEMORY_PARTITIONING): Likewise.
3482 (TV_ALIAS_STMT_WALK): New timevar.
3483 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3484 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3485 (get_address_description): Remove memory-tag related code.
3486 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3487 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3488 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3489 and immediate uses in statements. Document.
3490 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3491 (dump_symbols): Remove.
3492 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3493 * alias.c (get_deref_alias_set): New function split out from ...
3494 (get_alias_set): ... here.
3495 * alias.h (get_deref_alias_set): Declare.
3496 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3497 type parameter. Remove restrict pointer handling. Create a
3498 ref-all pointer in case type-based alias sets do not conflict.
3499 (vect_analyze_data_refs): Remove SMT related code.
3500 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3501 (vectorizable_load): Likewise.
3502 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3503 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3504 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3505 Ignore vops and SMTs.
3506 (dr_analyze_alias): Likewise..
3507 (free_data_ref): Likewise.
3508 (create_data_ref): Likewise.
3509 (analyze_all_data_dependences): Likewise.
3510 (get_references_in_stmt): Adjust.
3511 * tree-flow-inline.h (gimple_aliases_computed_p,
3512 gimple_addressable_vars, gimple_call_clobbered_vars,
3513 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3514 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3515 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3516 gimple_mem_ref_stats): Remove.
3517 (gimple_vop): New function.
3518 (op_iter_next_use): Remove vuses and mayuses cases.
3519 (op_iter_next_def): Remove vdefs case.
3520 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3521 (clear_and_done_ssa_iter): Do not set removed fields.
3522 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3523 Assert we are not iterating over vuses or vdefs if not also
3524 iterating over uses or defs.
3525 (op_iter_init_use): Likewise.
3526 (op_iter_init_def): Likewise.
3527 (op_iter_next_vdef): Remove.
3528 (op_iter_next_mustdef): Likewise.
3529 (op_iter_init_vdef): Likewise.
3530 (compare_ssa_operands_equal): Likewise.
3531 (link_use_stmts_after): Handle vuse operand.
3532 (is_call_used): Use is_call_clobbered.
3533 (is_call_clobbered): Global variables are always call clobbered,
3534 query the call-clobbers bitmap.
3535 (mark_call_clobbered): Ignore global variables.
3536 (clear_call_clobbered): Likewise.
3537 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3538 virtual operands sanity check.
3539 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3541 (TARGET_MEM_REF): Remove TMR_TAG operand.
3542 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3543 Remove call-clobber related code.
3544 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3545 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3546 partitions or escape reason.
3547 (get_single_def_stmt, get_single_def_stmt_from_phi,
3548 get_single_def_stmt_with_phi): Remove.
3549 (dump_referenced_vars): Tidy.
3550 (get_ref_base_and_extent): Allow bare decls.
3551 (collect_dfa_stats): Adjust.
3552 * graphite.c (rename_variables_in_stmt): Adjust.
3553 (graphite_copy_stmts_from_block): Likewise.
3554 (translate_clast): Likewise.
3555 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3557 (translate_vuse_through_block): Use the oracle.
3558 (phi_translate_1): Adjust.
3559 (value_dies_in_block_x): Use the oracle. Cache the outcome
3561 (valid_in_sets): Check if the VUSE for
3562 a REFERENCE is available.
3563 (eliminate): Do not remove stmts during elimination,
3564 instead queue and remove them afterwards.
3565 (do_pre): Do not rebuild alias info.
3566 (pass_pre): Run TODO_rebuild_alias before PRE.
3567 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3568 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3569 (mark_all_v_defs_stmt): Remove.
3570 (mark_all_v_defs_seq): Adjust.
3571 (sra_replace): Likewise.
3572 (scalarize_use): Likewise.
3573 (scalarize_copy): Likewise.
3574 (scalarize_init): Likewise.
3575 (scalarize_ldst): Likewise.
3576 (todoflags): Remove.
3577 (tree_sra): Do not rebuild alias info.
3578 (tree_sra_early): Adjust.
3579 (pass_sra): Run TODO_update_address_taken before SRA.
3580 * tree-predcom.c (set_alias_info): Remove.
3581 (prepare_initializers_chain): Do not call it.
3582 (mark_virtual_ops_for_renaming): Adjust.
3583 (mark_virtual_ops_for_renaming_list): Remove.
3584 (initialize_root_vars): Adjust.
3585 (initialize_root_vars_lm): Likewise.
3586 (prepare_initializers_chain): Likewise.
3587 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3588 (may_propagate_copy_into_stmt): Likewise.
3589 (merge_alias_info): Do nothing for now.
3590 (propagate_tree_value_into_stmt): Adjust.
3591 (stmt_may_generate_copy): Likewise.
3592 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3593 not mark symbols for renaming.
3594 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3595 with the same statement, make sure to update the new pointed-to one.
3596 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3597 call statements, do not mark symbols for renaming.
3598 (mark_operand_necessary): Dump something.
3599 (ref_may_be_aliased): New function.
3600 (mark_aliased_reaching_defs_necessary_1): New helper function.
3601 (mark_aliased_reaching_defs_necessary): Likewise.
3602 (mark_all_reaching_defs_necessary_1): Likewise.
3603 (mark_all_reaching_defs_necessary): Likewise.
3604 (propagate_necessity): Do not process virtual PHIs. For
3605 non-aliased loads mark all reaching definitions as necessary.
3606 For aliased loads and stores mark the immediate dominating
3607 aliased clobbers as necessary.
3608 (visited): New global static.
3609 (perform_tree_ssa_dce): Free visited bitmap after propagating
3611 (remove_dead_phis): Perform simple dead virtual PHI removal.
3612 (remove_dead_stmt): Properly unlink virtual operands when
3614 (eliminate_unnecessary_stmts): Schedule PHI removal after
3616 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3617 (process_replaceable): Likewise.
3618 (find_replaceable_in_bb): Likewise.
3619 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3620 based on the single gimple vop.
3621 (verify_flow_insensitive_alias_info): Remove.
3622 (verify_flow_sensitive_alias_info): Likewise.
3623 (verify_call_clobbering): Likewise.
3624 (verify_memory_partitions): Likewise.
3625 (verify_alias_info): Likewise.
3626 (verify_ssa): Adjust..
3627 (execute_update_addresses_taken): Export. Update SSA
3628 manually. Optimize only when optimizing. Use a local bitmap.
3629 (pass_update_address_taken): Remove TODO_update_ssa, add
3631 (pass_update_address_taken): Just use TODO_update_address_taken.
3632 (init_tree_ssa): Do not initialize addressable_vars.
3633 (verify_ssa): Verify new VUSE / VDEF properties.
3634 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3635 Do not call verify_alias_info.
3636 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3637 Do not free the loaded and stored syms bitmaps. Reset the escaped
3638 and callused solutions. Do not free addressable_vars.
3639 Remove memory-tag related code.
3640 (warn_uninitialized_var): Aliases are always available.
3641 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3642 * lambda-code.c (can_put_in_inner_loop): Adjust.
3643 (can_put_after_inner_loop): Likewise.
3644 (perfect_nestify): Likewise.
3645 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3646 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3647 (vectorizable_conversion): Do not mark symbols for renaming.
3648 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3649 (expand_call_inline): Unlink the calls virtual operands before
3651 (tree_function_versioning): Do not call update_ssa if we are not
3652 updating clones. Simplify.
3653 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3654 (propagate_with_phi): Likewise..
3655 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3656 clobber code. Assert we are not aliased or global.
3657 * tree-flow.h: Include tree-ssa-alias.h
3658 (enum escape_type): Remove.
3659 (struct mem_sym_stats_d): Likewise.
3660 (struct mem_ref_stats_d): Likewise.
3661 (struct gimple_df): Add vop member. Remove global_var,
3662 call_clobbered_vars, call_used_vars, addressable_vars,
3663 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3664 escaped and callused members.
3665 (struct ptr_info_def): Remove all members, add points-to solution
3667 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3668 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3669 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3670 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3671 (tree-ssa-alias.o): Likewise.
3672 (toplev.o): Add tree-ssa-alias.h
3673 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3674 * gimple.c (gimple_set_bb): Fix off-by-one error.
3675 (is_gimple_reg): Do not handle memory tags.
3676 (gimple_copy): Also copy virtual operands.
3677 Delay updating the statement. Do not reset loaded and stored syms.
3678 (gimple_set_stored_syms): Remove.
3679 (gimple_set_loaded_syms): Likewise.
3680 (gimple_call_copy_skip_args): Copy the virtual operands
3681 and mark the new statement modified.
3682 * tree-ssa-structalias.c (may_alias_p): Remove.
3683 (set_uids_in_ptset): Take the alias set to prune with as
3684 parameter. Fold in the alias test of may_alias_p.
3685 (compute_points_to_sets): Compute whether a ptr is dereferenced
3687 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3688 other ADDRESSOF constraints on the lhs.
3689 (get_constraint_for_component_ref): Assert that we don't get
3690 ADDRESSOF constraints from the base of the reference.
3691 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3692 (struct variable_info): Remove collapsed_to member.
3693 (get_varinfo_fc): Remove.
3694 (new_var_info): Do not set collapsed_to.
3695 (dump_constraint): Do not follow cycles.
3696 (dump_constraint_graph): Likewise.
3697 (build_pred_graph): Likewise.
3698 (build_succ_graph): Likewise.
3699 (rewrite_constraints): Likewise.
3700 (do_simple_structure_copy): Remove.
3701 (do_rhs_deref_structure_copy): Remove.
3702 (do_lhs_deref_structure_copy): Remove.
3703 (collapse_rest_of_var): Remove.
3704 (do_structure_copy): Re-implement.
3705 (pta_stats): New global variable.
3706 (dump_pta_stats): New function.
3707 (struct constraint_expr): Make offset signed.
3708 (UNKNOWN_OFFSET): Define special value.
3709 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3710 (solution_set_expand): New helper function split out from ...
3711 (do_sd_constraint): ... here.
3712 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3713 (do_ds_constraint): Likewise.
3714 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3715 and CALLUSED = *CALLUSED.
3716 (set_union_with_increment): Make inc argument signed.
3717 (type_safe): Remove.
3718 (get_constraint_for_ptr_offset): Handle unknown and negative
3720 (first_vi_for_offset): Handle offsets before start. Bail
3721 out early for offsets beyond the variable extent.
3722 (first_or_preceding_vi_for_offset): New function.
3723 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3724 Together with ESCAPED = *ESCAPED this properly computes reachability.
3725 (find_what_var_points_to): New function.
3726 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3727 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3728 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3729 pt_solutions_intersect): New functions.
3730 (compute_call_used_vars): Remove.
3731 (compute_may_aliases): New main entry into PTA computation.
3732 * gimple.h (gimple_p): New typedef.
3733 (struct gimple_statement_base): Remove references_memory_p.
3734 (struct gimple_statement_with_memory_ops_base): Remove
3735 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3737 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3738 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3739 gimple_set_references_memory): Remove.
3740 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3741 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3743 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3744 (verify_expr): Allow RESULT_DECL.
3745 (gimple_duplicate_bb): Do not copy virtual operands.
3746 (gimple_duplicate_sese_region): Adjust.
3747 (gimple_duplicate_sese_tail): Likewise.
3748 (mark_virtual_ops_in_region): Remove.
3749 (move_sese_region_to_fn): Do not call it.
3750 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3751 and pass_simple_dse.
3752 (execute_function_todo): Handle TODO_update_address_taken,
3753 call execute_update_addresses_taken for TODO_rebuild_alias.
3754 (execute_todo): Adjust.
3755 (execute_one_pass): Init dump files early.
3756 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3758 (create_general_new_stmt): Clear vops.
3759 * tree-ssa-reassoc.c (get_rank): Adjust.
3760 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3761 symbols for renaming.
3762 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3763 (PARAM_AVG_ALIASED_VOPS): Likewise.
3764 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3765 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3766 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3767 (operand_build_cmp, copy_virtual_operands,
3768 create_ssa_artificial_load_stmt, add_to_addressable_set,
3769 gimple_add_to_addresses_taken): Remove public functions.
3770 (unlink_stmt_vdef): New function.
3772 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3774 * config.gcc (powerpc-*-linux*): Merge variants.
3776 2009-04-02 Chao-ying Fu <fu@mips.com>
3777 James Grosbach <james.grosbach@microchip.com>
3779 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3780 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3782 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3783 keep_interrupts_masked_p, use_debug_exception_return_p.
3784 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3785 keep_interrupts_masked, use_debug_exception_return.
3786 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3787 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3789 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3790 (mips_print_operand): Process COP0 registers to print $0 .. $31
3791 correctly for GAS to process.
3792 (mips_interrupt_extra_call_saved_reg_p): New function.
3793 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3795 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3796 (mips_compute_frame_info): Add supports for interrupt context that
3797 includes doubleword accumulators and COP0 registers.
3798 (mips_for_each_saved_acc): New function.
3799 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3800 mips_for_each_saved_reg.
3801 (mips_save_reg): Save accumulators.
3802 (mips_kernel_reg_p): A new for_each_rtx callback.
3803 (mips_expand_prologue): Support interrupt handlers.
3804 (mips_restore_reg): Restore accumulators.
3805 (mips_expand_epilogue): Support interrupt handlers.
3806 (mips_can_use_return_insn): Return false for interrupt handlers.
3807 (mips_epilogue_uses): New function.
3808 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3809 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3810 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3811 cop0_move): New instructions.
3812 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3813 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3815 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3817 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3818 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3819 interrupt handlers, we use K0 as the temporary register.
3820 (EPILOGUE_USES): Change to a function call.
3821 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3822 handlers, we use K0 as the temporary register.
3824 * doc/extend.texi (Function Attributes): Document interrupt,
3825 use_shadow_register_set, keep_interrupts_masked,
3826 use_debug_exception_return for MIPS attributes.
3828 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3830 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3831 Remove a number of t-files from tmake_file.
3832 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3833 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3834 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3835 target_prototype, not TARGET_PROTOTYPE.
3836 (LINK_OS_GNU_SPEC): Define.
3837 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3838 and darwin-ldoubdle.c.
3840 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3843 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3844 (cpp_options): Ditto.
3845 (default_compilers): Ditto.
3846 (display_help): Ditto.
3847 (process_command): Ditto.
3849 (set_input): Use lbasename instead of duplicate code.
3850 (save_temps_prefix): New static for -save-temps=obj.
3851 (save_temps_length): Ditto.
3853 * doc/invoke.texi (-save-temps=obj): Document new variant to
3856 2009-04-02 Jeff Law <law@redhat.com>
3858 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3861 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3863 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3864 * configure: Regenerated.
3866 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3868 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3869 share the argument list.
3871 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3875 2009-02-12 Diego Novillo <dnovillo@google.com>
3877 * varpool.c (debug_varpool): New.
3878 * cgraph.h (debug_varpool): Declare.
3880 2009-04-02 Jan Hubicka <jh@suse.cz>
3882 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3885 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3887 * config/i386/i386.c (ix86_abi): Move initialization to ...
3888 (override_options): Here.
3890 2009-04-02 Christian Bruel <christian.bruel@st.com>
3892 * config/sh/sh.c (sh_dwarf_register_span): New function.
3893 (TARGET_DWARF_REGISTER_SPAN): Define.
3894 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3896 2009-04-02 Ira Rosen <irar@il.ibm.com>
3898 PR tree-optimization/39595
3899 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3900 interleaved loads group is not greater than the SLP group size.
3902 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3904 * builtins.c (is_builtin_name): New.
3905 (called_as_built_in): Use is_builtin_name.
3906 * tree.h (is_builtin_name): New.
3907 * varasm.c (incorporeal_function_p): Use is_builtin_name
3909 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3911 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3913 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3916 * c-decl.c (clone_underlying_type): Move this ...
3917 * c-common.c (set_underlying_type): ... here.
3918 Also, make sure the function properly sets TYPE_STUB_DECL() on
3919 the newly created typedef variant type.
3920 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3921 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3924 2009-04-02 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/37221
3927 * tree-flow.h (degenerate_phi_result): Declare.
3928 * tree-ssa-dom.c (degenerate_phi_result): Export.
3929 * tree-scalar-evolution.c (analyze_initial_condition): If
3930 the initial condition is defined by a degenerate PHI node
3931 use the degenerate value.
3933 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3935 PR rtl-optimization/39588
3936 * combine.c (merge_outer_ops): Do not set the constant when this
3938 (simplify_shift_const_1): Do not modify it either in this case.
3940 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3942 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3943 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3945 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3948 * c-lex.c (interpret_float): Default (no suffix) is double.
3950 2009-04-1 Xinliang David Li <davidxl@google.com>
3952 * config/i386/i386.c (legitimate_constant_p): Recognize
3953 all one vector constant.
3955 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3957 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3958 Change #include order to silence two warnings.
3960 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3962 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3963 (ASM_SPEC): Pass -k to the assembler for PIC code.
3965 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3967 * gcc/config.gcc: Add vax-*-linux* to the switch.
3968 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3969 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3973 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3974 Use predicate macros instead of GET_CODE() == foo.
3975 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3976 ashlsi3, rotrsi3, <unnamed>): Likewise.
3978 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3980 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3981 jbbccihi, jbbccisi): Remova trailing whitespace.
3982 * gcc/config/vax/constraints.md: Likewise.
3983 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3984 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3985 * gcc/config/vax/predicates.md: Likewise.
3986 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3987 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3988 * gcc/config/vax/vax.h: Likewise.
3989 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3993 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3994 (indirectable_address_p, adjacent_operands_p): Add spaces around
3996 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4000 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4001 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4002 index_term_p, reg_plus_index_p, legitimate_address_p,
4003 vax_mode_dependent_address_p): Update comments to match functions
4004 modified by the recent int->bool conversion.
4006 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4008 * gcc/config/vax/builtins.md: Update copyright message.
4009 * gcc/config/vax/constraints.md: Likewise.
4010 * gcc/config/vax/netbsd-elf.h: Likewise.
4011 * gcc/config/vax/predicates.md: Likewise.
4012 * gcc/config/vax/vax-protos.h: Likewise.
4013 * gcc/config/vax/vax.c: Likewise.
4014 * gcc/config/vax/vax.h: Likewise.
4015 * gcc/config/vax/vax.md: Likewise.
4016 * gcc/config/vax/vax.opt: Likewise.
4018 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4020 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4021 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4022 * gcc/config/vax/constraints.md (B, R): Likewise.
4023 * gcc/config/vax/predicates.md (external_memory_operand,
4024 nonimmediate_addsub_di_operand): Likewise.
4025 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4026 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4027 untyped_call): Likewise.
4029 2009-04-01 Matt Thomas <matt@3am-software.com>
4031 * config/vax/predicates.md: New file.
4032 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4033 external_const_operand, nonsymbolic_operand, external_memory_operand,
4034 indirect_memory_operand, indexed_memory_operand,
4035 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4036 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4038 * config/vax/constraints.md: New file.
4039 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4041 * config/vax/builtins.md: New file.
4042 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4043 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4045 * config/vax/vax.opt (mqmath): Add option.
4046 * config/vax/vax.md (isfx): Extend with DI.
4047 (VAXintQH, VAXintQHSD): Define.
4048 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4049 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4050 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4051 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4052 (movdi): Update constraints and use vax_output_int_move().
4053 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4054 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4055 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4056 nonlocal_goto): New.
4057 (mov<mode>): Extend accepted operand types.
4058 (subdi3_old): Rename from subdi3, change update constraints and use
4059 a new implementation.
4060 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4061 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4062 MOVE_RATIO, CLEAR_RATIO): Define.
4063 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4064 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4065 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4066 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4067 (split_quadword_operands): Make static and really allow variable
4069 (print_operand_address): Update for PIC generation.
4070 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4071 indexable_address_p, fixup_mathdi_operand,
4072 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4073 (vax_float_literal, legitimate_constant_p,
4074 indirectable_constant_address_p, index_term_p,
4075 reg_plus_index_p): Return bool instead of int.
4076 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4078 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4080 (vax_output_conditional_branch): Indent.
4081 (legitimate_constant_address_p, indirectable_constant_address_p,
4082 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4083 vax_mode_dependent_address_p): Return bool instead of int, update for
4085 * config/vax/vax-protos.h (legitimate_constant_address_p,
4086 legitimate_constant_p, legitimate_address_p,
4087 vax_mode_dependent_address_p): Change declaration to bool.
4088 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4089 vax_expand_addsub_di_operands, vax_output_int_subtract,
4090 vax_output_movmemsi): Declare.
4091 (split_quadword_operands, vax_float_literal): Delete declaration.
4092 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4093 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4094 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4095 ASM_OUTPUT_DWARF_PCREL): Define.
4096 (ASM_SPEC): Change definition to allow PIC generation.
4098 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4100 * doc/sourcebuild.texi: Update front-end requirements.
4102 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4105 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4106 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4107 (booldi3_internal3): Use boolean_or_operator instead of
4110 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4113 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4114 declarator whose size is not an integer constant expression but
4115 folds to an integer constant, then treat it as a constant
4118 2009-04-01 Richard Guenther <rguenther@suse.de>
4120 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4121 i * 4 + 2 to (i * 2 + 1) * 2.
4123 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4126 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4127 return if c_parser_asm_string_literal returned NULL.
4129 2009-04-01 Nick Clifton <nickc@redhat.com>
4131 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4133 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4134 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4135 other typedefs to avoid conflicts with libgcc2.c. Define labels
4136 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4138 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4139 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4142 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4144 * varasm.c (default_function_rodata_section): Declare DOT as
4147 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4148 Andrey Galkin <agalkin@hypercom.com>
4151 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4152 Make object_name unique for each process.
4154 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4157 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4158 addressable variables in the parallel that could go out of scope while
4159 running queued tasks.
4161 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4163 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4164 (CASE_VALUES_THRESHOLD): Redefine.
4165 * config/avr/avr.c (avr_override_options): Remove initialization of
4166 avr_case_values_threshold variable.
4167 (avr_case_values_threshold): Remove variable. Add new function.
4168 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4169 * config/avr/avr.opt (mno-tablejump): Remove option.
4170 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4172 2009-04-01 DJ Delorie <dj@redhat.com>
4174 * varasm.c (default_function_rodata_section): Don't assume
4175 anything about where the first '.' in the section name is.
4177 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4179 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4180 rs6000_emit_stack_tie.
4182 2009-03-31 Ian Lance Taylor <iant@google.com>
4184 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4185 gimple_code with GIMPLE_RESX, not RESX.
4187 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4189 * c-common.c (c_get_ident): New.
4190 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4192 2009-04-01 Ben Elliston <bje@au.ibm.com>
4194 * config/rs6000/sysv4.opt (msdata): Improve option description.
4196 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4198 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4199 (divdf3_internal_lat): Remove.
4200 (divxf3_internal_lat): Remove.
4201 (divxf3_internal_thr): Remove.
4202 (divxf): Use divxf3_internal.
4203 * config/ia64/div.md (divsf3_internal_lat): New.
4204 (divdf3_internal_lat): New.
4205 (divxf3_internal): New.
4207 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4210 * Makefile.in (USE_GCC_STDINT): Define.
4211 (stmp-int-hdrs): Install stdint.h if applicable.
4212 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4214 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4215 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4216 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4217 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4218 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4219 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4220 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4221 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4222 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4223 (c_common_nodes_and_builtins): Initialize
4224 underlying_wchar_type_node. Do not initialize
4225 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4226 nodes for new types.
4227 (c_stddef_cpp_builtins): Define macros for new types.
4228 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4230 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4231 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4232 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4233 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4234 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4235 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4236 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4237 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4238 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4239 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4240 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4241 int16_type_node, int32_type_node, int64_type_node,
4242 uint8_type_node, uint16_type_node, c_uint32_type_node,
4243 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4244 int_least32_type_node, int_least64_type_node,
4245 uint_least8_type_node, uint_least16_type_node,
4246 uint_least32_type_node, uint_least64_type_node,
4247 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4248 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4249 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4250 uintptr_type_node): Define.
4251 * c-cppbuiltin.c (builtin_define_constants,
4252 builtin_define_type_minmax): New.
4253 (builtin_define_stdint_macros): Define more macros.
4254 (c_cpp_builtins): Define more limit macros.
4256 (builtin_define_type_max): Define in terms of
4257 builtin_define_type_minmax. Remove is_long parameter. All
4259 * config.gcc (use_gcc_stdint): Define.
4260 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4261 Add newlib-stdint.h for generic targets.
4262 * config/glibc-stdint.h, config/newlib-stdint.h,
4263 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4264 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4265 * config/score/score.h (UINTPTR_TYPE): Define.
4266 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4267 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4268 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4269 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4270 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4271 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4272 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4273 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4274 * config/spu/spu.h (STDINT_LONG32): Define.
4275 * configure.ac (use_gcc_stdint): Substitute.
4276 * configure: Regenerate.
4277 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4278 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4279 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4280 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4281 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4282 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4283 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4284 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4285 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4286 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4287 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4288 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4289 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4290 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4291 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4292 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4293 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4294 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4295 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4296 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4297 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4298 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4299 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4300 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4301 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4302 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4303 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4304 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4305 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4307 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4309 * loop-iv.c (suitable_set_for_replacement): Renamed from
4310 simplify_using_assignment; changed to return bool and to accept new
4311 args DEST and SRC. Return true iff we find a source/destination pair
4312 that can be used to make a replacement, and fill SRC and DEST if so.
4313 Remove arg ALTERED. Don't deal with altered regs here. All callers
4315 (simplify_using_initial_values): Deal with altered regs here and track
4316 more precisely the effect they have on the validity of our expression.
4318 * loop-iv.c (simplify_using_condition): A condition of the form
4319 (EQ REG CONST) can be used to simply make a substitution.
4320 (simplify_using_initial_values): Keep track of conditions we have seen
4321 and keep using them to simplify new expressions, while applying the
4322 same substitutions to them as to the expression.
4324 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4325 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4328 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4329 changed. Use this when trying to improve the upper bound.
4330 Generate the comparison by using simplify_gen_relational.
4332 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4334 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4336 (simplify_using_assignment, simplify_using_initial_values): Call
4337 replace_in_expr to make replacements. Call replace_single_def_regs
4338 once on the initial version of the expression.
4340 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4343 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4345 2009-03-31 Richard Guenther <rguenther@suse.de>
4348 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4349 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4351 2009-03-31 Richard Guenther <rguenther@suse.de>
4353 * tree.h (div_if_zero_remainder): Declare.
4354 * fold-const.c (div_if_zero_remainder): Export.
4355 * tree-ssa-forwprop.c
4356 (forward_propagate_addr_into_variable_array_index): Handle
4357 constant array index addition outside of the variable index.
4359 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4362 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4363 define_splits, floatunssi<mode>2): Require x87 conversions from
4364 DImode to be permitted.
4366 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4368 PR preprocessor/15638
4369 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4371 2009-03-31 Richard Guenther <rguenther@suse.de>
4375 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4376 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4377 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4378 a separate statement.
4379 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4380 (lookup_tmp_var): Likewise.
4381 (is_gimple_formal_tmp_or_call_rhs): Remove.
4382 (is_gimple_reg_or_call_rhs): Rename to ...
4383 (is_gimple_reg_rhs_or_call): ... this.
4384 (is_gimple_mem_or_call_rhs): Rename to ...
4385 (is_gimple_mem_rhs_or_call): ... this.
4386 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4387 DECL_GIMPLE_REG_P only if is_formal is true.
4388 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4389 for non-proper post-modify expression gimplification.
4390 (gimplify_self_mod_expr): For post-modify expressions gimplify
4391 the lvalue to a minimal lvalue.
4392 (rhs_predicate_for): Remove formal temp case.
4393 (gimplify_modify_expr_rhs): Likewise.
4394 (gimplify_addr_expr): Use is_gimple_reg.
4395 (gimplify_expr): Remove formal temp cases.
4396 (gimple_regimplify_operands): Likewise.
4397 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4398 and FILTER_EXPR like constants.
4399 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4401 (is_gimple_formal_tmp_rhs): Remove.
4402 (is_gimple_reg_rhs): Remove special casing.
4403 (is_gimple_mem_rhs): Fix.
4404 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4405 (is_gimple_formal_tmp_var): Remove.
4406 (is_gimple_formal_tmp_reg): Likewise.
4407 (is_gimple_min_lval): Allow invariant component ref parts.
4408 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4409 is_gimple_formal_tmp_reg): Remove declarations.
4410 * tree-cfg.c (verify_expr): Verify that variables with address
4411 taken do not have DECL_GIMPLE_REG_P set.
4412 * tree-mudflap.c (mf_build_check_statement_for): Use
4413 force_gimple_operand instead of gimplify_expr.
4415 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4417 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4418 schedulable rows to compute_split_row.
4420 2009-03-31 Ben Elliston <bje@au.ibm.com>
4423 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4426 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4428 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4429 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4430 * configure: Regenerate.
4431 * config.in: Regenerate.
4432 * config/rs6000/rs6000.opt (mtls-markers): Add.
4433 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4434 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4435 (tls_ld_aix, tls_ld_sysv): Likewise.
4436 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4437 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4439 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4441 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4443 2009-03-30 Jan Hubicka <jh@suse.cz>
4445 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4447 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4448 detection and label handling.
4450 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4452 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4453 left_conflicts_size.
4454 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4455 ALLOCNO_LEFT_CONFLICTS_SIZE.
4457 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4458 remove_allocno_from_bucket_and_push,
4459 allocno_spill_priority_compare, push_allocnos_to_stack,
4460 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4461 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4462 (setup_allocno_left_conflicts_num): Ditto. Rename to
4463 setup_allocno_left_conflicts_size.
4464 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4465 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4466 setup_allocno_left_conflicts_size instead of
4467 setup_allocno_left_conflicts_num.
4469 * ira-build.c (ira_create_allocno): Use
4470 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4471 ALLOCNO_LEFT_CONFLICTS_NUM.
4473 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4475 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4476 instead of DF_LR_OUT.
4478 * ira-lives.c (process_bb_node_lives): Ditto.
4480 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4481 instead of DF_LR_{OUT,IN}.
4483 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4485 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4487 2009-03-30 Jan Hubicka <jh@suse.cz>
4489 * except.c (label_to_region_map): Fix thinko.
4491 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4494 * tree.h (tree_find_value): New declaration.
4495 * tree.c (tree_find_value): New function.
4496 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4498 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4501 * c-decl.c (struct c_binding): Add locus field.
4502 (bind): Add locus argument, set locus field from it.
4503 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4504 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4505 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4506 implicitly_declare, undeclared_variable, lookup_label,
4507 declare_label, c_make_fname_decl, c_builtin_function,
4508 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4511 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/i386/i386.c (classify_argument): Check total size of
4517 2009-03-30 Martin Jambor <mjambor@suse.cz>
4519 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4520 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4521 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4524 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4525 seen_variable_array_ref while also traversing a union.
4527 * tree-inline.c (optimize_inline_calls): Do not call
4528 cgraph_node_remove_callees.
4529 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4530 (pass_remove_cgraph_callee_edges): New variable.
4531 * passes.c (init_optimization_passes): Add
4532 pass_remove_cgraph_callee_edges after early inlining and before all
4533 late intraprocedural passes.
4535 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4539 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4542 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4544 * combine.c (simplify_comparison): Use have_insn_for.
4545 * dojump.c (do_jump): Likewise.
4547 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4549 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4550 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4551 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4552 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4553 instead of sparc_compare_emitted.
4554 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4555 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4556 instead of sparc_compare_emitted.
4558 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4560 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4561 enter/exit cfglayout mode.
4562 (pass_partition_block): Require it.
4563 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4564 (combine_instructions): Track basic blocks instead of labels.
4565 (update_cfg_for_uncondjump): New.
4566 (try_combine): Use it. Update jumps after rescanning.
4567 (pass_combine): Require PROP_cfglayout.
4568 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4570 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4572 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4573 Provide/destroy PROP_cfglayout respectively.
4574 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4575 * tree-pass.h (PROP_cfglayout): New.
4577 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4579 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4580 fold_convert_const_fixed_from_fixed,
4581 fold_convert_const_fixed_from_int,
4582 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4583 set TREE_CONSTANT_OVERFLOW.
4584 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4585 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4587 2009-03-30 Ira Rosen <irar@il.ibm.com>
4589 * tree-vect-loop-manip.c: New file.
4590 * tree-vectorizer.c: Update documentation and included files.
4591 (vect_loop_location): Make extern.
4592 (rename_use_op): Move to tree-vect-loop-manip.c
4593 (rename_variables_in_bb, rename_variables_in_loop,
4594 slpeel_update_phis_for_duplicate_loop,
4595 slpeel_update_phi_nodes_for_guard1,
4596 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4597 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4598 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4599 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4600 find_loop_location): Likewise.
4601 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4602 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4603 get_vectype_for_scalar_type, vect_is_simple_use,
4604 supportable_widening_operation, supportable_narrowing_operation):
4606 (bb_in_loop_p): Move to tree-vect-loop.c.
4607 (new_loop_vec_info, destroy_loop_vec_info,
4608 reduction_code_for_scalar_code, report_vect_op,
4609 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4610 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4611 (vect_supportable_dr_alignment): Likewise.
4612 * tree-vectorizer.h (tree-data-ref.h): Include.
4613 (vect_loop_location): Declare.
4614 Reorganize function declarations according to the new file structure.
4615 * tree-vect-loop.c: New file.
4616 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4617 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4618 * tree-vect-data-refs.c: New file.
4619 * tree-vect-patterns.c (timevar.h): Don't include.
4620 * tree-vect-stmts.c: New file.
4621 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4622 tree-vect-slp.c, tree-vect-loop.c.
4623 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4624 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4625 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4626 (tree-vect-analyze.o): Remove.
4627 (tree-vect-transform.o): Likewise.
4628 (tree-vect-data-refs.o): Add rule.
4629 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4630 tree-vect-slp.o): Likewise.
4631 (tree-vect-patterns.o): Remove redundant dependencies.
4632 (tree-vectorizer.o): Likewise.
4633 * tree-vect-slp.c: New file.
4635 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4637 * optc-gen.awk: Warn if an option flag has multiple different
4640 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4642 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4643 -floop-block): Document dependences on PPL, CLooG and Graphite.
4645 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4647 PR rtl-optimization/323
4648 * c-common.c (c_fully_fold, convert_and_check,
4649 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4650 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4651 * c-common.def (EXCESS_PRECISION_EXPR): New.
4652 * c-cppbuiltin.c (builtin_define_float_constants): Define
4653 constants with enough digits for long double.
4654 * c-lex.c (interpret_float): Interpret constant with excess
4655 precision where appropriate.
4656 * c-opts.c (c_common_post_options): Set
4657 flag_excess_precision_cmdline. Give an error for
4658 -fexcess-precision=standard for C++ for processors where the
4659 option is significant.
4660 * c-parser.c (c_parser_conditional_expression): Handle excess
4661 precision in condition.
4662 * c-typeck.c (convert_arguments): Handle arguments with excess
4664 (build_unary_op): Move excess precision outside operation.
4665 (build_conditional_expr): Likewise.
4666 (build_compound_expr): Likewise.
4667 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4668 (build_modify_expr): Handle excess precision in RHS.
4669 (convert_for_assignment): Handle excess precision in converted
4671 (digest_init, output_init_element, process_init_element): Handle
4672 excess precision in initializer.
4673 (c_finish_return): Handle excess precision in return value.
4674 (build_binary_op): Handle excess precision in operands and add
4675 excess precision as needed for operation.
4676 * common.opt (-fexcess-precision=): New option.
4677 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4678 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4679 For standard excess precision, output explicit conversion to and
4680 truncation from XFmode.
4681 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4682 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4683 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4684 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4685 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4686 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4687 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4688 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4689 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4690 define_splits, sqrt<mode>2): Disable where appropriate for
4691 standard excess precision.
4692 * convert.c (convert_to_real): Do not shorten arithmetic to type
4693 for which excess precision would be used.
4694 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4695 * doc/invoke.texi (-fexcess-precision=): Document option.
4696 (-mfpmath=): Correct index entry.
4697 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4698 flag_excess_precision): New.
4699 * langhooks.c (lhd_post_options): Set
4700 flag_excess_precision_cmdline.
4701 * opts.c (common_handle_option): Handle -fexcess-precision=.
4702 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4703 init_excess_precision): New.
4704 (lang_dependent_init_target): Call init_excess_precision.
4705 * tree.c (excess_precision_type): New.
4706 * tree.h (excess_precision_type): Declare.
4708 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4711 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4712 non-lvalue to component.
4714 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4716 PR preprocessor/34695
4717 * Makefile.in (c-opts.o): Depend on c-tree.h.
4718 * c-common.c: Move down include of diagnostic.h.
4719 (done_lexing, c_cpp_error): New.
4720 * c-common.h (done_lexing): Declare.
4721 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4723 * c-opts.c: Include c-tree.h.
4724 (c_common_init_options): Set preprocessor error callback.
4725 (c_common_handle_option): Do not set preprocessor
4726 inhibit_warnings, warnings_are_errors, warn_system_headers,
4727 pedantic_errors or inhibit_warnings flags.
4728 (c_common_post_options): Do not check cpp_errors (parse_in).
4729 (c_common_finish): Do not output dependencies if there were
4730 errors. Do not check return value of cpp_finish.
4731 * c-ppoutput.c (pp_file_change): Set input_location.
4732 * c-tree.h (c_cpp_error): Declare.
4733 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4735 (diagnostic_build_prefix): Check override_column.
4736 * diagnostic.h (diagnostic_info): Add override_column field.
4737 (diagnostic_override_column): Define.
4739 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4741 * c-common.c (c_expand_expr, c_staticp): Remove.
4742 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4743 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4744 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4745 * c-gimplify.c (gimplify_compound_literal_expr,
4746 optimize_compound_literals_in_ctor): Remove.
4747 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4748 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4749 * c-semantics.c (emit_local_var): Remove.
4751 * langhooks-def.h (lhd_expand_expr): Remove.
4752 * langhooks.c (lhd_expand_expr): Remove.
4753 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4755 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4756 handling from c-semantics.c; don't call into langhook.
4757 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4758 * gimplify.c (gimplify_compound_literal_expr,
4759 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4760 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4761 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4762 as was done in c-gimplify.c.
4763 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4764 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4765 Move from c-common.h.
4766 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4768 * tree.c (staticp): Do not call langhook.
4769 * langhooks.c (lhd_staticp): Delete.
4770 * langhooks-def.h (lhd_staticp): Delete prototype.
4771 (LANG_HOOKS_STATICP): Delete.
4772 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4774 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4775 instead of DECL_STMTs.
4777 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4785 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4787 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4788 contained expression.
4789 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4790 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4791 conditional expressions for C.
4792 (decl_constant_value_for_optimization): Move from
4793 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4794 whether optimizing and that the expression is a VAR_DECL not of
4795 array type instead of doing such checks in the caller. Do not
4796 check pedantic. Call gcc_unreachable for C++.
4797 * c-common.def (C_MAYBE_CONST_EXPR): New.
4798 * c-common.h (c_fully_fold, c_save_expr,
4799 decl_constant_value_for_optimization): New prototypes.
4800 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4801 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4802 EXPR_INT_CONST_OPERANDS): Define.
4803 * c-convert.c (convert): Strip nops from expression.
4804 * c-decl.c (groktypename): Take extra parameters expr and
4805 expr_const_operands. Update call to grokdeclarator.
4806 (start_decl): Update call to grokdeclarator. Add statement for
4807 expressions used in type of decl.
4808 (grokparm): Update call to grokdeclarator.
4809 (push_parm_decl): Update call to grokdeclarator.
4810 (build_compound_literal): Add parameter non_const and build a
4811 C_MAYBE_COSNT_EXPR if applicable.
4812 (grokdeclarator): Take extra parameters expr and
4813 expr_const_operands. Track expressions used in declaration
4814 specifiers and declarators. Fold array sizes and track whether
4815 they are constant expressions and whether they are integer
4816 constant expressions.
4817 (parser_xref_tag): Set expr and expr_const_operands fields in
4819 (grokfield): Update call to grokdeclarator.
4820 (start_function): Update call to grokdeclarator.
4821 (build_null_declspecs): Set expr and expr_const_operands fields in
4823 (declspecs_add_type): Handle expressions in typeof specifiers.
4824 * c-parser.c (c_parser_declspecs): Set expr and
4825 expr_const_operands fields for declaration specifiers.
4826 (c_parser_enum_specifier): Likewise.
4827 (c_parser_struct_or_union_specifier): Likewise.
4828 (c_parser_typeof_specifier): Likewise. Update call to
4829 groktypename. Fold expression as needed. Return expressions with
4830 type instead of adding statements.
4831 (c_parser_attributes): Update calls to c_parser_expr_list.
4832 (c_parser_statement_after_labels): Fold expression before passing
4833 to objc_build_throw_stmt.
4834 (c_parser_condition): Fold expression.
4835 (c_parser_asm_operands): Fold expression.
4836 (c_parser_conditional_expression): Use c_save_expr. Update call
4837 to build_conditional_expr.
4838 (c_parser_alignof_expression): Update call to groktypename.
4839 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4840 original_code. Fold expression argument of va_arg. Create
4841 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4842 argument to va_arg. Update calls to groktypename. Fold array
4843 index for offsetof. Verify that first argument to
4844 __builtin_choose_expr has integer type.
4845 (c_parser_postfix_expression_after_paren_type): Update calls to
4846 groktypename and build_compound_literal. Handle expressions with
4847 side effects in type name.
4848 (c_parser_postfix_expression_after_primary): Update call to
4849 c_parser_expr_list. Set original_code for calls to
4850 __builtin_constant_p.
4851 (c_parser_expr_list): Take extra parameter fold_p. Fold
4852 expressions if requested.
4853 (c_parser_objc_type_name): Update call to groktypename.
4854 (c_parser_objc_synchronized_statement): Fold expression.
4855 (c_parser_objc_receiver): Fold expression.
4856 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4857 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4858 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4859 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4860 (struct c_typespec): Add elements expr and expr_const_operands.
4861 (struct c_declspecs): Add elements expr and expr_const_operands.
4862 (groktypename, build_conditional_expr, build_compound_literal):
4864 (in_late_binary_op): Declare.
4865 * c-typeck.c (note_integer_operands): New function.
4866 (in_late_binary_op): New variable.
4867 (decl_constant_value_for_broken_optimization): Move to c-common.c
4868 and rename to decl_constant_value_for_optimization.
4869 (default_function_array_conversion): Do not strip nops.
4870 (default_conversion): Do not call
4871 decl_constant_value_for_broken_optimization.
4872 (build_array_ref): Do not fold result.
4873 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4874 result when operand is a VLA.
4875 (c_expr_sizeof_type): Update call to groktypename. Handle
4876 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4877 result when operand names a VLA type.
4878 (build_function_call): Update call to build_compound_literal.
4879 Only fold result for calls to __builtin_* functions. Strip
4880 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4881 the function designator.
4882 (convert_arguments): Fold arguments. Update call to
4883 convert_for_assignment.
4884 (build_unary_op): Handle increment and decrement of
4885 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4886 decrement earlier. Fold operand of increment and decrement.
4887 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4888 built for integer operand. Wrap returns that are INTEGER_CSTs
4889 without being integer constant expressions or that have integer
4890 constant operands without being INTEGER_CSTs.
4891 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4892 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4893 result is an integer constant expression or can be used in
4894 unevaluated parts of one and avoid folding and wrap as
4895 appropriate. Fold operands before possibly doing -Wsign-compare
4897 (build_compound_expr): Wrap result for C99 if operands can be used
4898 in integer constant expressions.
4899 (build_c_cast): Update call to digest_init. Do not ignore
4900 overflow from casting floating-point constants to integers. Wrap
4901 results that could be confused with integer constant expressions,
4902 null pointer constants or floating-point constants.
4903 (c_cast_expr): Update call to groktypename. Handle expressions
4904 included in type name.
4905 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4906 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4907 Update calls to convert_for_assignment.
4908 (convert_for_assignment): Take new parameter
4909 null_pointer_constant. Do not strip nops or call
4910 decl_constant_value_for_broken_optimization. Set
4911 in_late_binary_op for conversions to boolean.
4912 (store_init_value): Update call to digest_init.
4913 (digest_init): Take new parameter null_pointer_constant. Do not
4914 call decl_constant_value_for_broken_optimization. pedwarn for
4915 initializers not constant expressions. Update calls to
4916 convert_for_assignment.
4917 (constructor_nonconst): New.
4918 (struct constructor_stack): Add nonconst element.
4919 (really_start_incremental_init, push_init_level, pop_init_level):
4920 Handle constructor_nonconst and nonconst element.
4921 (set_init_index): Call constant_expression_warning for array
4923 (output_init_element): Fold value. Set constructor_nonconst as
4924 applicable. pedwarn for initializers not constant expressions.
4925 Update call to digest_init. Call constant_expression_warning
4926 where constant initializers are required.
4927 (process_init_element): Use c_save_expr.
4928 (c_finish_goto_ptr): Fold expression.
4929 (c_finish_return): Fold return value. Update call to
4930 convert_for_assignment.
4931 (c_start_case): Fold switch expression.
4932 (c_process_expr_stmt): Fold expression.
4933 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4934 ensure statement expression is not evaluated in constant expression.
4935 (build_binary_op): Track whether results are integer constant
4936 expressions or may occur in such, disable folding and wrap results
4937 as applicable. Fold operands for -Wsign-compare warnings unless
4939 (c_objc_common_truthvalue_conversion): Handle results folded to
4940 integer constants that are not integer constant expressions.
4941 * doc/extend.texi: Document when typeof operands are evaluated,
4942 that condition of __builtin_choose_expr is an integer constant
4943 expression, and more about use of __builtin_constant_p in
4946 2009-03-29 Richard Guenther <rguenther@suse.de>
4948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4949 propagate addresses of array references.
4951 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4953 * regmove.c (perhaps_ends_bb_p): Remove.
4954 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4955 from INSN and check that the main loop stays within that basic block.
4956 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4957 (regmove_forward_pass): Split out from regmove_optimize. Use
4958 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4959 (regmove_backward_pass): Split out from regmove_optimize. Use
4960 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4961 (regmove_optimize): Simplify.
4963 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4966 * config/i386/i386.c (classify_argument): Ignore flexible array
4967 member in struct and warn ABI change.
4969 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4971 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4973 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4974 (ix86_adjust_cost): Updated.
4976 2009-03-29 Jan Hubicka <jh@suse.cz>
4979 * tree-pass.h (pass_cleanup_eh): New function.
4980 (remove_unreachable_regions): Break code handling RTL
4981 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4982 that can not be reached by runtime.
4983 (can_be_reached_by_runtime): New function.
4984 (label_to_region_map): New function.
4985 (num_eh_regions): New function.
4986 (rtl_remove_unreachable_regions): New function.
4987 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4988 (remove_eh_region): New function.
4989 * except.h: Include sbitmap and vecprim.
4990 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4991 num_eh_regions): Declare.
4992 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4993 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4994 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4995 (tree_empty_eh_handler_p): New function.
4996 (cleanup_empty_eh): New function.
4997 (cleanup_eh): New function.
4998 (pass_cleanup_eh): New function.
5000 2009-03-29 Jan Hubicka <jh@suse.cz>
5002 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5003 for removed regions.
5005 2009-03-29 Jan Hubicka <jh@suse.cz>
5007 * except.c (dump_eh_tree): Dump all datastructures.
5009 2009-03-29 Jan Hubicka <jh@suse.cz>
5011 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5012 (duplicate_eh_regions_1): Likewise.
5013 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5014 vector; call EH verification.
5015 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5016 Be ready for region being removed.
5018 2009-03-29 Jan Hubicka <jh@suse.cz>
5020 * bitmap.c (bitmap_last_set_bit): New function.
5021 * bitmap.h (bitmap_last_set_bit): Declare.
5023 2009-03-29 David Ayers <ayers@fsfe.org>
5026 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5027 by calling objc_compare_types and surpress warnings about
5028 incompatible C pointers that are compatible ObjC pointers.
5030 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5032 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5033 call initialize_inline_failed.
5034 (initialize_inline_failed): Move it from here ...
5035 * cgraph.c (initialize_inline_failed): ... to here.
5036 (cgraph_create_edge): Call initialize_inline_failed rather than
5037 setting inline_failed directly.
5039 2009-03-29 Ben Elliston <bje@au.ibm.com>
5042 * sysv4.opt (msdata): Improve comment.
5043 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5044 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5046 2009-03-29 Ben Elliston <bje@au.ibm.com>
5049 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5050 load and store attributes.
5052 2009-03-29 Ben Elliston <bje@au.ibm.com>
5054 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5055 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5056 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5057 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5058 __builtin_infq and __builtin_huge_valq.
5060 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5062 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5064 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5065 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5067 2009-03-28 Xinliang David Li <davidxl@google.com>
5069 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5070 (do_dbg_cnt): New function.
5072 2009-03-28 Jan Hubicka <jh@suse.cz>
5074 Merge from pretty-ipa:
5076 2009-03-27 Jan Hubicka <jh@suse.cz>
5078 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5079 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5080 * passes.c (function_called_by_processed_nodes_p): New.
5081 * ipa-pure-const.c (check_call): Fix handling of operands.
5082 (analyze_function): Dump debug output for skipped bodies.
5083 (local_pure_const): Use function_called_by_processed_nodes_p.
5084 * dwarf2out.c (reference_to_unused): Use output.
5085 * passes.c (do_per_function_toporder): Likewise.
5087 2008-11-12 Jan Hubicka <jh@suse.cz>
5089 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5090 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5091 state_set_in_source enum
5092 (check_decl): Ignore memory tags; do not set fake looping flags;
5094 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5095 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5096 (check_call, analyze_function): Rewrite.
5098 (add_new_function): Update call of analyze_function.
5099 (generate_summary): Add call of analyze_function.
5100 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5101 (local_pure_const): New function.
5102 (pass_local_pure_const): New pass.
5103 * ipa-inline.c (inline_transform): Set after_inlining.
5104 * tree-eh.c (stmt_can_throw_external): New.
5105 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5106 work with aliasing built.
5107 * tree-flow.h (stmt_can_throw_external): New.
5108 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5109 and local pure/const pass in early and late optimization queue.
5111 2009-03-28 Martin Jambor <mjambor@suse.cz>
5113 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5115 (fold_binary): Allow function decl aligment consideration is the
5116 second argument is integer constant one.
5117 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5118 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5119 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5121 2009-03-28 Jan Hubicka <jh@suse.cz>
5123 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5124 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5125 * function.h (rtl_data): Add nothrow flag.
5126 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5127 set DECL_NOTHROW for AVAILABLE functions.
5129 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5131 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5132 following vector keyword has expansion starting with pixel or bool
5133 keyword, expand vector to __vector and pixel or bool to __pixel or
5137 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5138 warn_if_disallowed_function_p): Removed.
5139 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5140 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5141 warning_if_disallowed_function_p.
5142 * flags.h (warn_if_disallowed_function_p,
5143 warn_disallowed_functions): Removed.
5144 * common.opt (Wdisallowed-function-list=): Removed.
5145 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5147 2009-03-28 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/38723
5150 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5153 2009-03-28 Jan Hubicka <jh@suse.cz>
5155 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5156 test introduced by my previous patch.
5158 2009-03-28 Richard Guenther <rguenther@suse.de>
5160 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5161 the PHIs value undefined.
5163 2009-03-28 Jan Hubicka <jh@suse.cz>
5165 * tree-pass.h (pass_fixup_cfg): New pass.
5166 * ipa-inline.c (inline_transform): Set
5167 always_inline_functions_inlined/after_inlining.
5168 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5169 (pass_fixup_cfg): New pass.
5170 * passes.c (init_optimization_passes): Add fixup_cfg.
5172 2009-03-28 Richard Guenther <rguenther@suse.de>
5174 PR tree-optimization/38458
5175 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5176 argument use the arguments copy-of value.
5178 2009-03-28 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/38180
5181 * tree-ssa-ccp.c (get_default_value): Simplify.
5182 (likely_value): Likewise.
5183 (surely_varying_stmt_p): Properly handle VOP case.
5184 (ccp_initialize): Likewise.
5185 (ccp_fold): Handle propagating through *&.
5186 (fold_const_aggregate_ref): Also handle decls.
5188 2009-03-28 Jan Hubicka <jh@suse.cz>
5190 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5191 * cgraph.h (cgraph_node): Likewise.
5192 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5193 (cgraph_reset_node): Use process flag.
5194 (cgraph_mark_functions_to_output): Likewise.
5195 (cgraph_expand_function): Likewise.
5196 (cgraph_expand_all_functions): Likewise.
5197 (cgraph_output_in_order): Likewise.
5198 * dwarf2out.c (reference_to_unused): Likewise.
5199 * passes.c do_per_function_toporder): Likewise.
5201 2009-03-28 Jan Hubicka <jh@suse.cz>
5203 Bring from lto-branch:
5205 2008-09-03 Doug Kwan <dougkwan@google.com>
5207 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5208 enums instead of reason strings.
5209 * cgraph.c (cgraph_create_edge): Same.
5210 (cgraph_inline_failed_string): New function.
5211 * cgraph.h (cgraph_inline_failed_t): New enum type.
5212 (cgraph_inline_failed_string): New prototype.
5213 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5214 char pointer to cgraph_inline_failed_t.
5215 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5216 (cgraph_default_inline_p): Ditto.
5217 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5218 to cgraph_inline_failed_t pointer.
5219 * cif-code.def: New file.
5220 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5222 (cgraph_check_inline_limits): Change type of REASON to pointer to
5223 cgraph_inline_failed_t. Replace reason strings with enums.
5224 (cgraph_default_inline_p): Ditto.
5225 (cgraph_recursive_inlining_p): Ditto.
5226 (update_caller_keys): Change type of FAILED_REASON to
5227 cgraph_inline_failed_t.
5228 (cgraph_set_inline_failed): Change type of REASON to pointer to
5229 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5230 convert enums to strings for text output.
5231 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5232 to be of type cgraph_inline_failed_t. Replace reason strings with
5233 enums. Call cgraph_inline_failed_string to covert enums
5234 to strings for text output.
5235 (cgraph_decide_inlining): Replace reason strings with enums.
5236 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5237 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5239 * tree-inline.c (expand_call_inline): Change type of REASON
5240 to cgraph_inline_failed_t. Replace reason strings with enums.
5241 Call cgraph_inline_failed_string for text output.
5242 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5245 2009-03-28 Jan Hubicka <jh@suse.cz>
5247 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5248 cgraph_clone_node): Remove master clone handling.
5249 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5250 * cgraph.h (master_clone): Remove.
5251 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5252 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5253 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5255 2009-03-28 Jan Hubicka <jh@suse.cz>
5257 * cgraph.c (cgraph_function_body_availability): Functions declared
5258 inline are always safe to assume that it is not going to be replaced.
5260 2009-03-28 Richard Guenther <rguenther@suse.de>
5262 PR tree-optimization/38513
5263 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5265 EXC_PTR_EXPR and FILTER_EXPR.
5266 (get_ref_from_reference_ops): Likewise.
5268 2009-03-28 Richard Guenther <rguenther@suse.de>
5270 PR tree-optimization/38968
5271 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5272 Use FLOOR_MOD_EXPR to compute misalignment.
5274 2009-03-28 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/37795
5277 * tree.h (combine_comparisons): Declare.
5278 * fold-const.c (combine_comparisons): Export.
5279 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5281 (ifcombine_iforif): Use combine_comparisons.
5283 2009-03-28 Jan Hubicka <jh@suse.cz>
5285 * tree-eh.c (inlinable_call_p): New function.
5286 (make_eh_edges): Use it.
5287 (verify_eh_edges): Use it.
5288 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5289 * except.c (reachable_next_level): Add inlinable_function argument
5290 (sjlj_find_directly_reachable_regions): Update.
5291 (add_reachable_handler): Do not set saw_any_handlers.
5292 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5293 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5294 Add new inlinable call parameter.
5295 (can_throw_internal, can_throw_external): Update.
5296 * except.h (can_throw_internal_1, can_throw_external_1,
5297 foreach_reachable_handler): Update declaration.
5299 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5301 * config/arm/t-arm-coff, config/h8300/coff.h,
5302 config/i386/i386-aout.h, config/i386/i386-coff.h,
5303 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5304 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5305 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5306 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5307 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5308 sys-types.h: Remove.
5309 * Makefile.in: Remove protoize and fixproto support and references
5311 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5312 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5314 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5315 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5316 unprotoize$(exeext).
5317 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5318 (.PHONY): Don't depend on proto.
5319 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5320 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5321 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5322 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5323 build/gen-protos.o, build/scan.o, xsys-protos.h,
5324 build/fix-header$(build_exeext), build/fix-header.o,
5325 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5326 stmp-install-fixproto): Remove.
5327 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5328 SYSCALLS.c or fixproto files.
5329 (install-common): Don't install protoize.
5330 (install-headers-tar, install-headers-cpio, install-headers-cp):
5331 Don't depend on $(STMP_FIXPROTO).
5332 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5333 install fixproto files or write out fixproto settings.
5334 (uninstall): Don't uninstall protoize.
5335 * config.gcc (use_fixproto): Remove.
5336 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5337 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5338 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5339 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5340 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5341 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5342 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5343 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5344 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5345 * config/t-vxworks (STMP_FIXPROTO): Remove.
5346 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5347 STMP_FIXPROTO): Remove.
5348 * config.in, configure: Regenerate.
5349 * crtstuff.c (gid_t, uid_t): Don't undefine.
5350 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5351 (arm-*-coff, arm-*-aout: Remove target entries.
5352 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5353 Remove mention of AIX 4.1.
5354 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5355 * doc/invoke.texi (Running Protoize): Remove.
5356 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5357 (Protoize Caveats): Remove.
5358 * tsystem.h: Update comments on headers assumed to exist.
5360 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5362 * genautomata.c: Add a new year to the copyright. Add a new
5364 (struct insn_reserv_decl): Add comments for member bypass_list.
5365 (find_bypass): Remove.
5366 (insert_bypass): New.
5367 (process_decls): Use insert_bypass.
5368 (output_internal_insn_latency_func): Output all bypasses with the
5369 same input insn in one switch case.
5371 * rtl.def (define_bypass): Describe bypass choice.
5372 * doc/md.texi (define_bypass): Ditto.
5374 2009-03-27 Richard Guenther <rguenther@suse.de>
5376 * gimplify.c (mark_addressable): Export.
5377 * tree-flow.h (mark_addressable): Declare.
5378 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5379 * tree-ssa.c (verify_phi_args): Verify that address taken
5380 variables have TREE_ADDRESSABLE set.
5382 2009-03-27 Richard Guenther <rguenther@suse.de>
5384 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5385 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5386 Do not mark decls TREE_ADDRESSABLE.
5387 (build_fold_addr_expr): Adjust.
5388 (fold_addr_expr): Remove.
5389 (fold_unary): Use build_fold_addr_expr.
5390 (fold_comparison): Likewise.
5391 (split_address_to_core_and_offset): Likewise.
5392 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5394 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5395 (gimplify_modify_expr_to_memcpy): Mark source and destination
5397 * omp-low.c (create_omp_child_function): Mark the object decl
5399 (lower_rec_input_clauses): Mark the var we take the address of
5401 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5403 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5406 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5407 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5409 2009-03-27 Richard Guenther <rguenther@suse.de>
5411 PR tree-optimization/39120
5412 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5414 (handle_lhs_call): Process return constraints. Add escape
5415 constraints if necessary.
5416 (handle_const_call): Fill out return constraints. Make nested
5417 case more precise. Avoid consttmp if possible.
5418 (handle_pure_call): Fill out return constraints. Avoid
5419 callused if possible.
5420 (find_func_aliases): Simplify call handling.
5422 2009-03-27 Richard Guenther <rguenther@suse.de>
5424 PR tree-optimization/39120
5425 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5426 as a representative.
5427 (solve_graph): Do propagate CALLUSED.
5428 (handle_pure_call): Use a scalar constraint from CALLUSED for
5430 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5433 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5436 * c-common.c (handle_aligned_attribute): Properly check alignment
5437 overflow. Use (1U << i) instead of (1 << i).
5439 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5441 * expr.h (get_mem_align_offset): Updated.
5443 * tree.h (tree_decl_common): Change align to "unsigned int" and
5444 move it before pointer_alias_set.
5446 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5447 Jakub Jelinek <jakub@redhat.com>
5450 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5451 gr_register_operand with gr_reg_or_0_operand.
5452 (cmpxchg_rel_di): Likewise.
5453 (sync_lock_test_and_set<mode>): Likewise.
5455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5457 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5458 (true_regnum): Likewise.
5460 * rtlanal.c (subreg_info): Moved to ...
5461 * rtl.h (subreg_info): Here. New.
5462 (subreg_get_info): New.
5464 * rtlanal.c (subreg_get_info): Make it extern.
5466 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (ix86_abi): New.
5470 (override_options): Handle -mabi=.
5471 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5472 (ix86_call_abi_override): Likewise.
5473 (init_cumulative_args): Likewise.
5474 (function_arg_advance): Likewise.
5475 (function_arg_64): Likewise.
5476 (function_arg): Likewise.
5477 (ix86_pass_by_reference): Likewise.
5478 (ix86_function_value_regno_p): Likewise.
5479 (ix86_build_builtin_va_list_abi): Likewise.
5480 (setup_incoming_varargs_64): Likewise.
5481 (is_va_list_char_pointer): Likewise.
5482 (ix86_init_machine_status): Likewise.
5483 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5484 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5485 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5486 (ix86_function_abi): Make it static and return enum calling_abi.
5487 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5489 (ix86_fn_abi_va_list): Updated.
5491 * config/i386/i386.h (ix86_abi): New.
5492 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5493 (CONDITIONAL_REGISTER_USAGE): Likewise.
5494 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5495 (machine_function): Likewise.
5497 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5499 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5500 (STACK_BOUNDARY): Likewise.
5501 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5503 * config/i386/i386.opt (mabi=): New.
5505 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5506 return enum calling_abi.
5507 (ix86_function_type_abi): Likewise.
5508 (ix86_function_abi): Removed.
5510 * doc/invoke.texi: Document -mabi= option for x86.
5512 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5514 * builtins.c (real_dconstp): Delete.
5515 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5517 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5518 Jakub Jelinek <jakub@redhat.com>
5521 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5522 (gen_subprogram_die): When a function is explicit, generate the
5523 DW_AT_explicit attribute.
5524 * langhooks.h (struct lang_hooks_for_decls): Add
5525 function_decl_explicit_p langhook.
5526 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5527 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5529 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5531 * builtins.c (fold_builtin_memory_op): Optimize memmove
5532 into memcpy if we can prove source and destination don't overlap.
5534 * tree-inline.c: Include gt-tree-inline.h.
5535 (clone_fn_id_num): New variable.
5536 (clone_function_name): New function.
5537 (tree_function_versioning): Use it.
5538 * Makefile.in (GTFILES): Add tree-inline.c.
5540 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5542 * BASE-VER: Change to 4.5.0.
5544 2009-03-27 Xinliang David Li <davidxl@google.com>
5546 PR tree-optimization/39557
5547 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5549 2009-03-27 Xinliang David Li <davidxl@google.com>
5551 PR tree-optimization/39548
5552 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5557 * c-common.c (pointer_int_sum): Use %wd on return from
5560 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5562 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5563 on return from tree_low_cst.
5565 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5568 * ginclude/stdarg.h (va_copy): Define also for
5569 __GXX_EXPERIMENTAL_CXX0X__.
5571 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5574 * builtins.h (c_strlen): Do not warn here.
5575 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5576 * c-common.c (pointer_int_sum): Take an explicit location.
5577 Warn about offsets out of bounds.
5578 * c-common.h (pointer_int_sum): Adjust declaration.
5580 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5582 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5585 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5588 * opts.c (warn_if_disallowed_function_p): Don't assume
5589 get_callee_fndecl must return non-NULL.
5591 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5593 PR rtl-optimization/39522
5594 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5595 when reg_reloaded_valid is set.
5597 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5599 * config/spu/divv2df3.c: New file.
5600 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5601 (DPBIT_FUNCS): Filter out _div_df.
5603 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5605 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5606 a jump insn, count that jump in the distance to the loop start.
5608 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5611 * config/sh/sh.c (calc_live_regs): Fix condition for global
5612 registers except PIC_OFFSET_TABLE_REGNUM.
5614 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5617 * doc/invoke.texi (-mconsole): New.
5621 (-mnop-fun-dllimport): New.
5625 (sub section "i386 and x86-64 Windows Options"): New.
5627 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5629 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5630 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5632 2009-03-25 Richard Guenther <rguenther@suse.de>
5635 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5638 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5640 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5641 neither of haifa/selective schedulers are working.
5643 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5645 * doc/invoke.texi (Debugging Options): Fix description of
5646 -fno-merge-debug-strings.
5648 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5650 * config/cris/libgcc.ver: New version-script.
5651 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5653 * configure.ac <GAS features, nop mnemonic>: Add pattern
5654 crisv32-*-* for "nop".
5655 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5656 * configure: Regenerate.
5658 2009-03-24 Ira Rosen <irar@il.ibm.com>
5660 PR tree-optimization/39529
5661 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5662 mark_sym_for_renaming for the tag copied to the new vector
5665 2009-03-24 Arthur Loiret <aloiret@debian.org>
5667 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5668 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5669 EXTRA_SPEC_FUNCTIONS.
5670 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5671 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5672 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5673 -march and -mtune options.
5675 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5677 * config/m68k/t-rtems: Add m5329 multilib.
5679 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5680 Jakub Jelinek <jakub@redhat.com>
5683 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5686 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5689 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5690 instead of c_parser_expression_conv, if original_code isn't one of the
5691 4 allowed comparison codes, fail.
5693 2009-03-23 Richard Guenther <rguenther@suse.de>
5695 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5696 * tree.h (struct tree_type): Likewise.
5697 * reload.h (struct insn_chain): Likewise.
5698 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5699 * function.h (struct function): Likewise.
5700 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5702 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5704 PR tree-optimization/39516
5705 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5707 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5709 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5710 should be set true if BITS_PER_WORD of target is bigger than 32
5712 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5714 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5715 Translate -B-options to -rpath-link. Correct existing
5716 rpath-link and conditionalize on !nostdlib.
5718 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5720 * doc/extend.texi (Function Attributes, Variable Attributes):
5722 * doc/invoke.texi (Debugging Options, Optimize Options)
5723 (i386 and x86-64 Options, MCore Options): Likewise.
5725 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5728 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5729 it for block local namespace aliases.
5730 (gen_decl_die): Pass context_die to gen_namespace_die.
5732 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5735 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5736 minimum or maximum value.
5738 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5740 * reginfo.c (globalize_reg): Recompute derived reg sets.
5742 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5745 * libgcc2.c (mprotect): Do not use signed arguments for
5746 VirtualProtect, use DWORD arguments. Also fix the 'may
5747 be used uninitialized' warning for the np variable.
5749 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5752 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5753 functions using regparm calling conventions when not optimizing.
5754 (ix86_function_sseregparm): Similarly for sseregparm calling
5757 2009-03-19 Li Feng <nemokingdom@gmail.com>
5760 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5761 dependence if the first conflict is after niter iterations.
5763 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5766 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5767 functions with dynamic stack-pointer adjustments.
5769 2009-03-19 Ben Elliston <bje@au.ibm.com>
5771 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5772 option; change to -msdata=data.
5774 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5776 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5779 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5782 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5784 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5786 * doc/invoke.texi (Code Gen Options): Expand discussion of
5789 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5791 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5792 * matrix-reorg.c (struct matrix_info): Likewise.
5793 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5794 * rtl.h (struct mem_attrs): Likewise.
5795 * df.h (struct df): Likewise.
5796 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5797 * ira-int.h (struct ira_allocno): Likewise.
5798 * df-scan.c (struct df_collection_rec): Likewise.
5799 * ira.c (struct equivalence): Likewise.
5800 * function.c (struct temp_slot): Likewise.
5801 * cfgloop.h (struct loop): Likewise.
5804 * function.c (use_register_for_decl): When not optimizing, disregard
5805 register keyword for variables with types containing methods.
5807 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5810 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5811 (is_simple_operand): Call contains_component_ref_p before calling data
5812 reference analysis that would fail on COMPONENT_REFs.
5814 * tree-vrp.c (search_for_addr_array): Fix formatting.
5816 2009-03-18 Richard Guenther <rguenther@suse.de>
5818 * tree-vect-transform.c (vect_loop_versioning): Fold the
5819 generated comparisons.
5820 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5821 (slpeel_tree_peel_loop_to_edge): Likewise.
5823 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5826 * opts.c (print_specific_help): In addition to `undocumented',
5827 accept `separate' and `joined' flags if passed alone. Describe
5828 output by the first matched one of those.
5829 (common_handle_option): Skip over empty strings.
5830 * gcc.c (display_help): Fix help string for `--help='.
5831 * doc/invoke.texi (Option Summary, Overall Options): With
5832 `--help=', classes and qualifiers can both be repeated, but
5833 only the latter can be negated. One should not pass only
5834 negated qualifiers. Fix markup and examples.
5837 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5839 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5840 and -fhelp=separate.
5842 2009-03-17 Jing Yu <jingyu@google.com>
5845 * function.h (struct rtl_data): Move is_thunk from here...
5846 (struct function): ...to here.
5847 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5848 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5850 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5852 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5853 (alpha_output_function_end_prologue): Likewise.
5854 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5855 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5856 (rs6000_output_function_epilogue): Likewise.
5857 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5859 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5863 from different units in a single alternative.
5864 (*truncdfsf_i387): Ditto.
5865 (*truncxfsf2_mixed): Ditto.
5866 (*truncxfdf2_mixed): Ditto.
5868 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5870 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5871 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5874 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5875 unused non-artificial variables when not optimizing.
5878 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5879 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5880 NAMESPACE_DECL in its DECL_INITIAL.
5883 * optabs.c (set_user_assembler_libfunc): New function.
5884 * expr.h (set_user_assembler_libfunc): New prototype.
5885 * c-common.c: Include libfuncs.h.
5886 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5887 for memcmp, memset, memcpy, memmove and abort.
5888 * Makefile.in (c-common.o): Depend on libfuncs.h.
5891 * dwarf2out.c (gen_inlined_enumeration_type_die,
5892 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5893 gen_tagged_type_instantiation_die): Removed.
5894 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5897 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5900 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5902 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5903 (check-parallel-%): Ditto.
5904 (check-consistency): Ditto.
5906 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5908 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5909 local variable rhs by NULL_TREE.
5911 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5914 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5916 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5919 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5921 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5924 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5925 for ms->sysv ABI calls only in 64bit mode.
5927 * config/i386/i386.md (untyped_call): Support 32bit.
5929 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5931 * doc/extend.texi: Replace x86_65 with x86_64.
5933 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5935 PR tree-optimization/39455
5936 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5937 mismatches for POINTER_TYPE_P (type).
5938 (number_of_iterations_le): Likewise.
5940 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5942 * config/picochip/picochip.c: Removed profiling support.
5943 * config/picochip/picochip.md: Removed profiling instruction.
5944 * config/picochip/picochip.h: Removed profiling builtin.
5946 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5948 * doc/install.texi (--with-host-libstdcxx): Document.
5950 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5953 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5954 generate a warning if the function name does not begin with
5955 "__vector" and the function has either the 'signal' or 'interrupt'
5956 attribute, from here to ...
5957 (avr_declare_function_name): ...here. New function.
5958 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5959 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5961 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5964 * cse.c (fold_rtx): Don't modify original const_arg1 when
5965 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5966 separate variable instead.
5967 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5968 from out of range shift counts.
5969 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5971 2009-03-13 Catherine Moore <clm@codesourcery.com>
5973 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5974 diagnostic.h with $(DIAGNOSTIC_H).
5976 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5979 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5981 * config/i386/sync.md (sync_compare_and_swap<mode>,
5982 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5983 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5985 (sync_double_compare_and_swapdi_pic,
5986 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5987 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5989 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5992 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5994 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5997 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5998 (avx_addsubv4df3): Likewise.
5999 (*avx_addsubv4sf3): Likewise.
6000 (sse3_addsubv4sf3): Likewise.
6002 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6005 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6007 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6010 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6011 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6012 registers for allocnos created from user-defined variables.
6014 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6017 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6018 of non-integer mode as well.
6020 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6022 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6023 for functions for which the parameter types are unknown.
6025 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6028 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6029 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6030 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6031 * config/i386/i386.c (ix86_local_alignment): For
6032 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6033 long long variables on the stack to avoid dynamic realignment.
6034 Allow the first argument to be a decl rather than type.
6035 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6037 2009-03-11 Nick Clifton <nickc@redhat.com>
6040 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6042 Add description to mno-lsim option.
6043 * config/mcore/mcore.h: Remove comment about deprecated m4align
6045 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6046 * doc/invoke.texi: Add description of mno-lsim and
6047 mstack-increment options.
6049 * config/fr30/fr30.opt: Document the -mno-lsim option.
6050 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6051 and -mno-lsim options.
6053 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6055 * fold-const.c (fold_comparison): Only call fold_inf_compare
6056 if the mode supports infinities.
6058 2009-03-11 Jason Merrill <jason@redhat.com>
6061 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6062 end already did. Notice GIMPLE_CALL modifications of the result.
6063 Don't copy debug information from an ignored decl or a decl from
6066 2009-03-10 Richard Guenther <rguenther@suse.de>
6067 Nathan Froyd <froydnj@codesourcery.com>
6070 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6071 (__divMODE3): Likewise.
6073 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6075 PR tree-optimization/39394
6076 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6077 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6079 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6081 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6082 inline asms for register asm ("") declarations.
6084 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6086 * fold-const.c (fold_unary): Fix comment.
6088 2009-03-07 Jan Hubicka <jh@suse.cz>
6091 * tree-inline.c (setup_one_parameter): Do replacement of const
6092 argument by constant in SSA form.
6094 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6097 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6098 determine alignment passed to assign_stack_local.
6099 (assign_parms_unsplit_complex): Likewise.
6100 * except.c (sjlj_build_landing_pads): Likewise.
6102 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6105 * tree-flow.h (add_referenced_var): Return bool instead of void.
6106 * tree-dfa.c (add_referenced_var): Return result of
6107 referenced_var_check_and_insert call.
6108 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6109 of referenced_var_check_and_insert.
6112 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6113 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6114 DIE, don't emit it if abstract origin already has it.
6115 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6116 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6118 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6120 * genpreds.c (needs_variable): Fix parentheses at variable name
6122 (write_tm_constrs_h): Indent generated code.
6124 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6126 * doc/extend.texi (Function Attributes): Add documentation
6129 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6132 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6133 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6135 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6137 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6140 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6143 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6144 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6146 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6148 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6149 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6150 constants instead of magic numbers.
6151 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6153 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6154 (x86_64_ms_abi_int_parameter_registers): Ditto.
6155 (x86_64_int_return_registers): Ditto.
6156 (ix86_maybe_switch_abi): Ditto.
6157 (ix86_expand_call): Ditto for clobbered_registers array.
6158 (ix86_hard_regno_mode_ok): Ditto.
6159 (x86_extended_QIreg_mentioned_p): Ditto.
6161 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6163 PR tree-optimization/39349
6164 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6166 * combine.c (gen_lowpart_for_combine): Use omode when generating
6169 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6171 PR rtl-optimization/39235
6172 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6174 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6176 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6178 2009-03-04 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/39362
6181 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6182 that occur in abnormal PHIs should be varying.
6184 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6186 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6188 (simple_iv): Take loop as an argument instead of statement.
6189 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6190 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6192 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6194 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6195 * matrix-reorg.c (analyze_transpose): Ditto.
6196 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6197 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6198 * tree-predcom.c (ref_at_iteration): Ditto.
6199 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6201 2009-03-04 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/39358
6204 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6205 escaped_id and callused_id.
6206 (solve_graph): Likewise.
6208 2009-03-04 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/39339
6211 * tree-sra.c (try_instantiate_multiple_fields): Make it
6212 no longer ICE on the above.
6214 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6216 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6217 that fits within Pmode.
6219 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6222 * tm.texi (LIBCALL_VALUE): Update description.
6224 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6227 * doc/extend.texi (section): Update description.
6229 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6232 * tree-inline.c (remapped_type): New.
6233 (can_be_nonlocal): Call remapped_type instead of remap_type.
6235 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6238 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6239 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6241 2009-03-03 Richard Guenther <rguenther@suse.de>
6244 * tree.c (tree_nonartificial_location): New function.
6245 * tree.h (tree_nonartificial_location): Declare.
6246 * builtins.c (expand_builtin_memory_chk): Provide location
6247 of the call location for artificial function pieces.
6248 (maybe_emit_chk_warning): Likewise.
6249 (maybe_emit_sprintf_chk_warning): Likewise.
6250 (maybe_emit_free_warning): Likewise.
6251 * expr.c (expand_expr_real_1): Likewise.
6253 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6255 PR tree-optimization/39343
6256 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6257 COMPONENT_REF t has ARRAY_TYPE.
6259 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6262 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6263 when the type precision of the induction variable should be
6264 larger than the type precision of nit.
6265 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6266 * graphite.c (graphite_loop_normal_form): Same.
6267 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6269 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6272 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6273 numbers to describe clobbered registers.
6274 (*call_value_0_rex64_ms_sysv): Ditto.
6275 * config/i386/mmx.md (mmx_emms): Ditto.
6278 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6280 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6283 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6285 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6286 (spu_section_type_flags): New function.
6288 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6291 reg_class_contents of FLOAT_REGS into a temporary.
6293 2009-03-02 Richard Guenther <rguenther@suse.de>
6294 Ira Rosen <irar@il.ibm.com>
6296 PR tree-optimization/39318
6297 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6298 information to the vectorized statement.
6300 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6302 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6303 variable. Use defined names instead of magic constants for REX SSE
6306 2009-03-01 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/39331
6309 * omp-low.c (lower_send_shared_vars): Do not receive new
6310 values for the reference of DECL_BY_REFERENCE parms or results.
6312 2009-03-01 Jan Hubicka <jh@suse.cz>
6315 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6316 BLOCK_NONLOCALIZED_VAR): New macros.
6317 (tree_block): Add nonlocalized_vars.
6318 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6319 gen_decl_die): Add origin argument. Allow generation of die with
6320 origin at hand only.
6321 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6322 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6324 (gen_block_die): Fix checking for unused blocks.
6325 (process_scope_var): Break out from .... ; work with origins only.
6326 (decls_for_scope) ... here; process nonlocalized list.
6327 (dwarf2out_ignore_block): Look for nonlocalized vars.
6328 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6330 (dump_scope_block): Dump them.
6331 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6332 (remap_block): Likewise.
6333 (can_be_nonlocal): New predicate.
6334 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6336 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6338 * configure: Regenerate.
6340 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6342 * optc-gen.awk: No need to duplicate option flags twice.
6343 Reuse help texts for duplicate options which do not have any.
6345 * gcc.c (display_help): Document --version.
6347 * gcc.c (main): If print_help_list and verbose_flag, ensure
6348 driver output comes before subprocess output.
6350 * optc-gen.awk: Assign all remaining fields to help string,
6351 space-separated, for multi-line help in *.opt.
6353 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6354 -Wno-pedantic-ms-format is for MinGW targets only.
6356 * doc/options.texi (Option file format): Fix bad indentation,
6357 restoring dropped sentence.
6359 2009-02-28 Jan Hubicka <jh@suse.cz>
6361 * tree-inline.c (tree_function_versioning): Output debug info.
6363 2009-02-28 Jan Hubicka <jh@suse.cz>
6366 * tree-inline.c (setup_one_parameter): Do not copy propagate
6367 arguments when not optimizing.
6369 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6372 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6373 (avx_addsubv4df3): Likewise.
6374 (*avx_addsubv4sf3): Likewise.
6375 (sse3_addsubv4sf3): Likewise.
6376 (*avx_addsubv2df3): Likewise.
6377 (sse3_addsubv2df3): Likewise.
6378 (avx_unpckhps256): Correct item selectors.
6379 (avx_unpcklps256): Likewise.
6380 (avx_unpckhpd256): Likewise.
6381 (avx_unpcklpd256): Likewise.
6383 2009-02-28 Jan Hubicka <jh@suse.cz>
6385 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6387 (copy_arguments_for_versioning): If var is declared don't declare it.
6388 (tree_function_versioning): First setup substitutions and then copy
6391 2009-02-27 Jan Hubicka <jh@suse.cz>
6394 * cgraph.h (varpool_output_debug_info): Remove.
6395 * cgraphunit.c (varpool_output_debug_info): Remove.
6396 * dwarf2out.c (deferred_locations_struct): New struct
6397 (deferred_locations): New type.
6398 (deferred_locations_list): New static var.
6399 (deffer_location): New function.
6400 (gen_variable_die): Use it.
6401 (decls_for_scope): Output info on local static vars.
6402 (dwarf2out_finish): Process deferred locations.
6403 * varpool.c (varpool_output_debug_info): Remove.
6405 2009-02-27 Jan Hubicka <jh@suse.cz>
6408 * tree.h (TREE_PROTECTED): Fix comment.
6409 (BLOCK_HANDLER_BLOCK): Remove.
6410 (struct tree_block): Remove handler_block add body_block.
6411 (inlined_function_outer_scope_p): New.
6412 (is_body_block): Remove.
6413 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6414 * dwarf2out.c (is_inlined_entry_point): Remove.
6415 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6416 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6418 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6419 * gimplify.c (gimplify_expr): Gimplify body blocks.
6420 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6421 block with multiple subblocks.
6422 (dump_scope_block): Prettier output; dump more flags and info.
6423 (dump_scope_blocks): New.
6424 (remove_unused_locals): Use dump_scope_blocks.
6425 * tree-flow.h (dump_scope_blocks): Declare.
6426 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6427 * stmt.c (is_body_block): Remove.
6428 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6429 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6431 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6434 * graphite.c (graphite_loop_normal_form): Do not call
6435 number_of_iterations_exit from a gcc_assert.
6437 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6439 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6440 jumps if COND is NULL.
6441 (find_cond_jump): New function.
6442 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6443 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6445 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6447 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6448 force_const_mem returns NULL_RTX.
6450 2009-02-26 Jan Hubicka <jh@suse.cz>
6453 * cgraph.h (varpool_output_debug_info): Remove.
6454 * cgraphunit.c (varpool_output_debug_info): Remove.
6455 * dwarf2out.c (deferred_locations_struct): New struct
6456 (deferred_locations): New type.
6457 (deferred_locations_list): New static var.
6458 (deffer_location): New function.
6459 (gen_variable_die): Use it.
6460 (decls_for_scope): Output info on local static vars.
6461 (dwarf2out_finish): Process deferred locations.
6462 * varpool.c (varpool_output_debug_info): Remove.
6464 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6466 PR rtl-optimization/39241
6467 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6468 to subreg_offset_representable_p.
6470 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6472 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6473 execute function prototype. Get f and nregs from max_reg_num
6474 and get_insns. Remove the first backward pass as it's dead,
6475 guard the forward pass by flag_expensive_optimizations.
6476 (rest_of_handle_regmove): Delete.
6477 (pass_regmove): Replace it with regmove_optimize.
6479 2009-02-25 Martin Jambor <mjambor@suse.cz>
6481 PR tree-optimization/39259
6482 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6483 calls_alloca function flags.
6484 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6487 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6489 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6490 flags_set_1_rtx, flags_set_1_set): Delete.
6491 (regmove_optimize): Do not call mark_flags_life_zones.
6493 2009-02-24 Julian Brown <julian@codesourcery.com>
6496 * config/arm/arm.c (require_pic_register): Only set
6497 cfun->machine->pic_reg once per function.
6499 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6501 * doc/invoke.texi (Link Options): Document an easier way to pass
6502 options that take arguments to the GNU linker using -Xlinker and -Wl.
6504 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6507 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6509 2009-02-24 Richard Guenther <rguenther@suse.de>
6512 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6514 2009-02-24 Richard Guenther <rguenther@suse.de>
6515 Zdenek Dvorak <ook@ucw.cz>
6517 PR tree-optimization/39233
6518 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6519 from converting them to a generic type.
6521 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6523 PR tree-optimization/39260
6524 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6525 contains a condition with a real type.
6526 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6528 2009-02-23 Jason Merrill <jason@redhat.com>
6531 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6532 narrowing_initializer_constant_valid_p.
6533 (narrowing_initializer_constant_valid_p): Don't return
6534 null_pointer_node for adding a pointer to itself.
6536 2009-02-23 Jan Hubicka <jh@suse.cz>
6539 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6542 2009-02-23 Jan Hubicka <jh@suse.cz>
6544 PR tree-optimization/37709
6545 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6546 * tree.h (block_ultimate_origin): Declare.
6547 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6548 * tree-ssa-live.c (remove_unused_scope_block_p):
6549 Eliminate blocks containig no instructions nor live variables nor
6551 (dump_scope_block): New function.
6552 (remove_unused_locals): Enable removal of dead blocks by default;
6553 enable dumping at TDF_DETAILS.
6555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6557 * config/i386/i386.c (classify_argument): Don't allow COImode
6559 (function_arg_advance_32): Don't allow OImode.
6560 (function_arg_32): Likewise.
6561 (function_value_32): Likewise.
6562 (return_in_memory_32): Likewise.
6563 (function_arg_64): Remove OImode comment.
6565 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6568 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6569 ix86_expand_vector_set for V4DImode in 64bit mode only.
6570 (ix86_expand_vector_init_one_var): Likewise.
6572 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6574 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6576 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6579 * loop-iv.c: Revert last change.
6580 * emit-rtl.c: Likewise.
6582 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/i386.c (type_natural_mode): Remove an extra
6586 space in the warning message.
6587 (function_value_32): Handle 32-byte vector modes.
6588 (return_in_memory_32): Likewise.
6590 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6592 * loop-iv.c (truncate_value): New function.
6593 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6595 (lowpart_subreg): Move to...
6596 * emit-rtl.c: ...here.
6598 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6600 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6601 accidental and undocumented change at revision 140860.
6603 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6605 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6606 take gimple_seq * arguments.
6607 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6608 types_compatible_p langhook.
6610 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6611 Joseph Myers <joseph@codesourcery.com>
6613 * config/arm/arm.c (arm_builtin_va_list): New function.
6614 (arm_expand_builtin_va_start): Likewise.
6615 (arm_gimplify_va_arg_expr): Likewise.
6616 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6617 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6618 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6619 (va_list_type): New variable.
6620 (arm_mangle_type): Mangle va_list_type appropriately.
6622 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6625 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6626 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6627 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6628 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6629 parameter to 1000 for -O1 by default.
6630 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6632 * loop-invariant.c: Include params.h.
6633 (move_loop_invariants): Don't call move_single_loop_invariants on
6636 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6638 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6639 offset when calculating bounds for indexing stack_usage_map. Fixes
6640 a buffer overflow with certain target setups.
6642 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6645 * calls.c (expand_call): Clear try_tail_call if caller and callee
6646 disagree in promotion of function return value.
6648 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6651 * c-common.c (c_determine_visibility): If visibility changed and
6652 DECL_RTL has been already set, call make_decl_rtl to update symbol
6655 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6658 * varasm.c (assemble_variable): Don't check DECL_NAME when
6659 globalizing a variable.
6661 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6664 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6665 expression before any __builtin_trap call.
6666 * c-typeck.c (build_function_call): Convert and check function
6667 arguments before generating a call to a trap. Evaluate the
6668 function arguments before the trap.
6670 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6673 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6674 (UNSPEC_FXAM_MEM): New unspec.
6675 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6676 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6677 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6679 2009-02-19 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/39207
6682 PR tree-optimization/39074
6683 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6684 storedanything_tree): New.
6685 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6686 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6687 (build_succ_graph): Add edges from STOREDANYTHING to all
6689 (init_base_vars): Initialize STOREDANYTHING.
6690 (compute_points_to_sets): Free substitution info after
6691 building the succ graph.
6692 (ipa_pta_execute): Likewise.
6694 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6696 (do_ds_constraint): Do not add to special var or non-pointer
6698 (type_could_have_pointers): Split out from ...
6699 (could_have_pointers): ... here. For arrays use the element type.
6700 (create_variable_info_for): Initialize may_have_pointers.
6701 (new_var_info): Likewise.
6702 (handle_lhs_call): Make the HEAP variable unknown-sized.
6703 (intra_create_variable_infos): Use a type with pointers for
6704 PARM_NOALIAS, make it unknown-sized.
6706 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6709 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6711 2009-02-18 Jason Merrill <jason@redhat.com>
6714 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6715 value if DECL_EXTERNAL.
6716 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6717 * target.h (gcc_target::binds_local_p): Clarify "module".
6718 * tree.h (TREE_PUBLIC): Clarify "module".
6720 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6723 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6724 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6726 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6729 * c.opt (Wabi): Support C and ObjC.
6732 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6734 * config/i386/i386.c (classify_argument): Warn once about the ABI
6735 change when passing union with long double.
6737 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6739 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6742 * c-parser.c (c_parser_compound_statement): Always enter and leave
6745 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6748 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6750 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6752 PR tree-optimization/36922
6753 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6754 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6757 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6759 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6762 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6764 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6766 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6768 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6771 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6772 Richard Sandiford <rdsandiford@googlemail.com>
6774 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6775 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6776 (loongson_biadd): ...this.
6778 2009-02-17 Richard Guenther <rguenther@suse.de>
6780 PR tree-optimization/39202
6781 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6782 a var make sure to follow existing collapses.
6784 2009-02-17 Richard Guenther <rguenther@suse.de>
6787 * langhooks.c (lhd_print_error_function): Check for NULL block.
6789 2009-02-17 Richard Guenther <rguenther@suse.de>
6791 PR tree-optimization/39204
6792 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6795 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6797 * config/soft-fp/double.h: Update from glibc CVS.
6799 2009-02-17 Richard Guenther <rguenther@suse.de>
6801 PR tree-optimization/39207
6802 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6803 strict-aliasing warnings for pointers pointing to NULL.
6805 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6808 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6809 skipping until next close brace.
6811 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6814 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6815 to function argument boundary.
6817 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6819 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6820 in the lea_add. Reload eventually constraints it properly.
6821 * config/picochip/constraints.md : Remove the target constraint
6822 "b", since it is not needed anymore.
6824 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6826 * gthr-dce.h: Uglify function parameter and local variable names.
6827 * gthr-gnat.h: Likewise.
6828 * gthr-mipssde.h: Likewise.
6829 * gthr-nks.h: Likewise.
6830 * gthr-posix95.h: Likewise.
6831 * gthr-posix.h: Likewise.
6832 * gthr-rtems.h: Likewise.
6833 * gthr-single.h: Likewise.
6834 * gthr-solaris.h: Likewise.
6835 * gthr-tpf.h: Likewise.
6836 * gthr-vxworks.h: Likewise.
6837 * gthr-win32.h: Likewise.
6839 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6842 * config/i386/i386.md: Restrict the new peephole2 to move
6843 between MMX/SSE registers.
6845 2009-02-15 Richard Guenther <rguenther@suse.de>
6848 2009-02-13 Richard Guenther <rguenther@suse.de>
6850 * configure.ac: Enable LFS.
6851 * configure: Re-generate.
6852 * config.in: Likewise.
6854 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6856 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6857 spu_srqwbyte, spu_srqwbytebc): Define.
6858 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6859 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6860 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6861 "shrqby_<mode>"): New insn-and-split patterns.
6862 * config/spu/spu.c (expand_builtin_args): Determine and return
6863 number of operands using spu_builtin_description data.
6864 (spu_expand_builtin_1): Use it.
6866 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6869 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6872 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/i386.c (override_options): Correct warning
6876 messages for -malign-loops, -malign-jumps and -malign-functions.
6878 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6881 * config/i386/i386.md: Restrict the new peephole2 to move
6882 between the general purpose registers.
6884 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/i386/i386.c (type_natural_mode): Add a new argument.
6888 Return the original mode and warn ABI change if vector size is 32byte.
6889 (function_arg_advance): Updated.
6890 (function_arg): Likewise.
6891 (ix86_function_value): Likewise.
6892 (ix86_return_in_memory): Likewise.
6893 (ix86_sol10_return_in_memory): Likewise.
6894 (ix86_gimplify_va_arg): Likewise.
6895 (function_arg_32): Don't warn ABX ABI change here.
6896 (function_arg_64): Likewise.
6898 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6900 * loop-iv.c (implies_p): In the final case, test that operands 0
6901 of the two comparisons match.
6903 * config/bfin/bfin.c (find_prev_insn_start): New function.
6904 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6905 (find_next_insn_start): Move.
6907 2009-02-13 Richard Guenther <rguenther@suse.de>
6909 * configure.ac: Enable LFS.
6910 * configure: Re-generate.
6911 * config.in: Likewise.
6913 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6916 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6917 sizes on syntax error after some arguments have been parsed.
6919 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6921 * doc/invoke.texi (-fira): Remove.
6923 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6925 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6926 * recog.c: Likewise.
6929 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6931 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6932 (umul_ppmm): Likewise.
6933 (count_leading_zeros): Likewise.
6934 (count_trailing_zeros): Likewise.
6935 (UMUL_TIME): Likewise.
6937 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6939 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6940 soft-fp/t-softfp to tmake_file.
6942 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6943 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6944 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6945 IA64_BUILTIN_INFQ]: New.
6946 (ia64_init_builtins): Initialize __builtin_infq,
6947 __builtin_fabsq and __builtin_copysignq if not HPUX.
6948 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6949 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6951 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6953 (__fixtfti): Likewise.
6954 (__fixunstfti): Likewise.
6955 (__floattitf): Likewise.
6957 * config/ia64/libgcc-glibc.ver: New.
6958 * config/ia64/t-fprules-softfp: Likewise.
6959 * config/ia64/sfp-machine.h: Likewise.
6961 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6962 (LIBGCC2_TF_CEXT): Likewise.
6963 (TF_SIZE): Likewise.
6964 (TARGET_INIT_LIBFUNCS): Likewise.
6966 * config/ia64/t-glibc (SHLINB_MAPFILES):
6967 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6969 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6971 * config/i386/i386.c (construct_container): Rewrite processing
6972 BLKmode with X86_64_SSE_CLASS.
6974 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6977 * config/i386/i386.md: Replace simplify_replace_rtx with
6978 replace_rtx in the new peephole2.
6980 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6982 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6983 loop unrolling do not happen at -O2.
6985 2009-02-12 Michael Matz <matz@suse.de>
6987 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6989 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6991 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6994 2009-02-12 Ben Elliston <bje@au.ibm.com>
6996 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6997 patterns when updating the back chain. Missed in the 2009-02-10
7000 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7002 * doc/extend.texi (Decimal Floating Types): Update identifier of
7003 draft TR and list of missing support.
7005 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7008 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7009 bit to variable length decl's flags, add it also to its
7010 pointer replacement variable.
7012 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7013 Jakub Jelinek <jakub@redhat.com>
7016 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7017 (memory_blockage): New expander.
7018 (*memory_blockage): New insn pattern.
7019 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7020 instead of general blockage at the end of function prologue when
7021 frame pointer is used to access red zone area. Do not emit blockage
7022 when profiling, it is emitted in generic code.
7023 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7024 function epilogue when frame pointer is used to access red zone area.
7026 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7029 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7030 by arithmetic with memory operands.
7031 * config/i386/predicates.md (commutative_operator): New.
7033 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7035 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7038 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7040 * alias.h (record_alias_subset): Declare.
7041 * alias.c (record_alias_subset): Make global.
7043 2009-02-10 Nick Clifton <nickc@redhat.com>
7045 * tree-parloops.c: Change license to GPLv3.
7046 * ipa-struct-reorg.c: Change license to GPLv3.
7047 * ipa-struct-reorg.h: Change license to GPLv3.
7049 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7052 * c-decl.c (start_struct): Return NULL on error.
7054 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7057 * cfgloopmanip.c (remove_path): Call remove_bbs after
7058 cancel_loop_tree, not before it.
7061 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7062 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7063 VAR_DECLs were seen.
7064 * tree-ssa-live.c (remove_unused_locals): Recompute
7065 cfun->has_local_explicit_reg_vars.
7066 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7067 copies or clearings if cfun->has_local_explicit_reg_vars.
7069 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7072 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7073 of function prologue when frame pointer is used to access
7076 2009-02-10 Richard Guenther <rguenther@suse.de>
7079 * gimplify.c (gimple_regimplify_operands): Always look if
7080 we need to create a temporary.
7082 2009-02-10 Richard Guenther <rguenther@suse.de>
7084 PR tree-optimization/39132
7085 * tree-loop-distribution.c (todo): New global var.
7086 (generate_memset_zero): Trigger TODO_rebuild_alias.
7087 (tree_loop_distribution): Return todo.
7089 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7093 (x86_64_reg_class_name): Removed.
7094 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7095 first one isn't X86_64_SSE_CLASS or any other ones aren't
7096 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7097 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7098 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7099 and 3 X86_64_SSEUP_CLASS.
7100 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7101 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7103 2009-02-10 Ben Elliston <bje@au.ibm.com>
7105 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7106 form instruction to update the stack back chain word, even if the
7107 user has disabled the generation of update instructions.
7108 (movdi_<mode>_update_stack): New.
7109 (movsi_update_stack): Likewise.
7110 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7111 always use an update form instruction to update the stack back
7114 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7117 * graphite.c (if_region_set_false_region): After moving a region in
7118 the false branch of a condition, remove the empty dummy basic block.
7119 (gloog): Remove wrong fix for PR38953.
7121 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7123 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7124 generation due to implicit sign extension.
7126 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7129 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7130 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7132 2009-02-09 Richard Guenther <rguenther@suse.de>
7135 * convert.c (convert_to_real): Disable (float)fn((double)x)
7136 to fnf(x) conversion if errno differences may occur and
7137 -fmath-errno is set.
7139 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7141 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7142 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7143 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7145 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7148 * c-common.c (handle_alias_attribute): Disallow attribute for
7149 anything not a FUNCTION_DECL or VAR_DECL.
7151 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7154 * real.c (do_compare): Special-case compare of zero against
7155 decimal float value.
7157 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7160 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7161 as indicating flexible array members unless the field itself is
7162 being declarared as the incomplete array.
7164 2009-02-06 Jan Hubicka <jh@suse.cz>
7166 PR tree-optimization/38844
7167 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7170 2009-02-06 Richard Guenther <rguenther@suse.de>
7173 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7174 fork because we may expand it as __gcov_fork.
7176 2009-02-06 Nick Clifton <nickc@redhat.com>
7178 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7180 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7182 PR tree-optimization/35659
7183 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7184 vn_phi_eq): Shortcut if hashcode does not match.
7185 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7187 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7188 and avoid iterative_hash_expr.
7189 (FOR_EACH_VALUE_ID_IN_SET): New.
7190 (value_id_compare): Remove.
7191 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7192 sort expressions by value id.
7194 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7197 * config/sh/predicates.md (general_movsrc_operand): Don't check
7198 the subreg of system registers here.
7200 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7203 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7206 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7208 PR rtl-optimization/39110
7209 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7210 addresses, not aligned ones.
7212 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7213 Richard Guenther <rguenther@suse.de>
7215 PR tree-optimization/39100
7216 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7217 comment says and add edges.
7219 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7222 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7223 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7225 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7227 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7228 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7229 register_bb_in_sese, new_sese, free_sese): Moved.
7230 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7231 outermost_loop_in_scop, build_scop_iteration_domain,
7232 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7233 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7234 Use loop_in_sese_p instead of loop_in_scop_p.
7235 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7236 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7237 (scopdet_basic_block_info): Fix bug in scop detection.
7238 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7239 eq_loop_to_cloog_loop): Remove.
7240 (nb_loops_around_loop_in_scop, nb_loop
7241 ref_nb_loops): Moved here...
7242 * graphite.h (ref_nb_loops): ... from here.
7243 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7244 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7245 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7246 * testsuite/gcc.dg/graphite/scop-19.c: New
7248 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7249 Hans-Peter Nilsson <hp@axis.com>
7251 PR rtl-optimization/37889
7252 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7253 Move offset handling from PLUS to before the switch. Use new
7254 arguments when considering SYMBOL_REFs too.
7255 (rtx_addr_can_trap_p): Pass dummy offset and size.
7256 (enum may_trap_p_flags): Remove.
7257 (may_trap_p_1): Pass size from MEM_SIZE.
7259 PR rtl-optimization/38921
7260 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7261 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7262 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7263 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7265 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7267 AVX Programming Reference (January, 2009)
7268 * config/i386/sse.md (*vpclmulqdq): New.
7270 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7272 PR tree-optimization/38977
7273 PR gcov-profile/38292
7274 * calls.c (special_function_p): Disregard __builtin_ prefix.
7276 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7278 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7279 non-indexable addresses even before reload.
7281 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7284 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7285 as having variable size. Do not give an error for unnamed
7286 parameters with [*] declarators. Give a warning for type names
7287 with [*] declarators and mark them as variable size.
7288 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7289 for sizeof applied to [*] type names.
7291 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7294 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7296 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7298 * gcc.c (process_command): Update copyright notice dates.
7299 * gcov.c (print_version): Likewise.
7300 * gcov-dump.c (print_version): Likewise.
7301 * mips-tfile.c (main): Likewise.
7302 * mips-tdump.c (main): Likewise.
7304 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7307 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7308 for composite type involving a zero-length array type.
7310 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7313 * function.c (match_asm_constraints_1): Skip over
7314 initial optional % in the constraint.
7317 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7318 supported, don't accept FIXED_CSTs.
7319 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7320 and _Sat is used without _Fract/_Accum. Set specs->type to
7321 integer_type_node for cts_fract/cts_accum if fixed point is not
7324 2009-02-02 Catherine Moore <clm@codesourcery.com>
7326 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7328 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7330 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7331 (ABI_HAS_64BIT_SYMBOLS): Use it.
7332 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7334 2009-02-02 Paul Brook <paul@codesourcery.com>
7336 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7338 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7341 * recog.h (asm_operand_ok): Add constraints argument.
7342 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7343 recurse on matching constraint.
7344 (check_asm_operands): Pass constraints as 3rd argument to
7345 asm_operand_ok. Don't look up matching constraint here.
7346 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7349 2009-02-02 Ben Elliston <bje@au.ibm.com>
7351 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7352 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7354 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7356 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7357 information. Remove some obsolete information. Reorganize.
7359 * config/pa/fptr.c: Revert license to GPL 2.
7360 * config/pa/milli64.S: Likewise.
7362 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7365 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7366 LIBRARY name in, instead of hard-coding it.
7367 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7368 extra target make frag to tmake_files according to EH model.
7369 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7370 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7371 frags that define makefile variable EH_MODEL appropriately.
7372 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7373 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7374 to "-sjlj" according to type of EH configured.
7375 (LIBGCC_SONAME): Concatenate it to shared library base name.
7376 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7377 to "_sjlj" according to type of EH configured.
7378 (LIBGCC_SONAME): Concatenate it to shared library base name.
7379 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7380 (SHLIB_LINK): Add missing semicolon to if-else construct.
7381 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7382 string value of "pe_dll" command-line option.
7383 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7384 (SHLIB_SONAME): Use it when overriding t-cygming default.
7385 (SHLIB_IMPLIB): Override t-cygming default.
7386 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7387 string value of "pe_dll" command-line option.
7389 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7392 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7393 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7395 2009-01-31 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/38937
7398 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7399 computing the transitive closure.
7401 2009-01-30 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/39041
7404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7405 Propagate variable indices only if the types match for this stmt.
7407 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7410 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7411 inline but never defined.
7413 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7415 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7416 (*insv_h_di_reg_extimm): New insn.
7417 (*insv_l<mode>_reg_extimm): New insn.
7419 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7421 * config/picochip/picochip.c (flag_conserve_stack): set
7422 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7423 fconserve-stack. Reduce call-overhead used by inliner.
7425 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7428 * common.opt (flag_conserve_stack): Initialised to zero.
7430 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7433 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7434 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7437 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7439 * ira-color.c (allocno_reload_assign): Update comments.
7440 * regmove.c (regmove_optimize): Likewise.
7444 2009-01-29 Robert Millan <rmh@aybabtu.com>
7446 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7447 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7448 `MD_UNWIND_SUPPORT'.
7449 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7451 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7453 PR tree-optimization/39007
7454 * tree-loop-distribution.c (generate_builtin): Use
7455 recompute_dominator to compute the immediate dominator of the
7456 basic block just after the loop.
7458 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7460 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7461 (ASM_OUTPUT_DWARF_PCREL): Define.
7463 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7465 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7466 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7467 global. Modify entries about regmove and IRA.
7469 * ra-conflict.c: Remove the file.
7471 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7473 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7474 (pass_regclass_init): Rename to pass_reginfo_init.
7476 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7478 * toplev.h (flag_ira): Remove.
7480 * caller-save.c (setup_save_areas): Remove flag_ira.
7482 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7484 * global.c: Remove the file.
7486 * opts.c (decode_options): Remove flag_ira.
7488 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7490 * regmove.c: Modify file description.
7491 (find_use_as_address, try_auto_increment): Define them only if
7492 AUTO_INC_DEC is defined.
7493 (replacement_quality, replace_in_call_usage, fixup_match_1,
7494 stable_and_no_regs_but_for_p): Remove.
7495 (reg_set_in_bb): Make it static.
7496 (regmove_optimize): Remove flag_ira and code which worked for
7499 * local-alloc.c: Remove the file.
7501 * common.opt (fira): Remove.
7503 * ira.c: Include except.h.
7504 (eliminable_regset): Move from global.c.
7505 (mark_elimination): Ditto. Remove flag_ira.
7506 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7507 equiv_mem_modified, validate_equiv_mem_from_store,
7508 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7509 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7510 no_equiv, recorded_label_ref): Move from local-alloc.c.
7511 (update_equiv_regs): Ditto. Make it static.
7512 (print_insn_chain, print_insn_chains): Move it from global.c.
7513 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7514 (build_insn_chain): Ditto. Make it static.
7515 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7516 Rename to init_live_subregs.
7517 (gate_ira): Remove flag_ira.
7519 * regclass.c: Rename reginfo.c. Change file description.
7520 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7521 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7522 (init_reg_sets_1): Remove code for evaluation of
7523 reg_class_superclasses and losing_caller_save_reg_set.
7524 (init_regs): Remove init_reg_autoinc.
7525 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7526 ok_for_base_p_nonstrict): Remove.
7527 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7528 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7529 corresponding entries.
7530 (dump_regclass, record_operand_costs, scan_one_insn,
7531 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7532 record_address_regs, auto_inc_dec_reg_p): Remove.
7533 (gt-regclass.h): Rename to gt-reginfo.h.
7535 * rtl.h (dump_global_regs, retry_global_alloc,
7536 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7538 * Makefile.in (RA_H): Remove.
7539 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7540 Rename regclass.o to reginfo.o.
7541 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7543 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7544 (GTFILES): Rename regclass.c to reginfo.c.
7546 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7547 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7549 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7550 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7552 (finish_spills): Ditto. Remove code for !flag_ira.
7554 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7557 * doc/invoke.texi (rtl debug options): Complete rewrite.
7558 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7560 * mode-switching.c (pass_mode_switching): Rename pass from
7561 "mode-sw" to "mode_sw".
7562 * except.c (pass_convert_to_eh_ranges): Rename pass from
7563 "eh-ranges" to "eh_ranges".
7564 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7568 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7569 Alexander Monakov <amonakov@ispras.ru>
7572 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7574 (move_exprs_to_boundary): Change return type and pass through
7575 should_move from move_op. Relax assert. Update usage ...
7576 (schedule_expr_on_boundary): ... here. Use should_move instead of
7578 (move_op_orig_expr_found): Indicate that insn was disconnected from
7580 (code_motion_process_successors): Do not call after_merge_succs
7581 callback if original expression was not found when traversing any of
7583 (code_motion_path_driver): Change return type. Update prototype.
7584 (move_op): Update comment. Add a new parameter (should_move). Update
7585 prototype. Set *should_move based on indication provided by
7586 move_op_orig_expr_found.
7588 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7590 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7591 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7592 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7593 * config/rs6000/rs6000.c (rs6000_override_options): Default
7594 avoid-indexed-addresses on for Power6, off for everything else.
7595 (avoiding_indexed_address_p): New function.
7596 (rs6000_legitimize_address): Use it.
7597 (rs6000_legitimate_address): Likewise.
7598 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7600 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7602 PR tree-optimization/38997
7603 * tree-loop-distribution.c (generate_memset_zero): Use
7604 POINTER_PLUS_EXPR for a pointer addition.
7606 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7608 * config/s390/s390.md (bswap<mode>2): New pattern added.
7610 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7612 * config/s390/s390.md (*tls_load_31): Added type attribute.
7614 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7616 * config/s390/s390.md: Fix a few comments.
7618 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7620 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7621 (*tm<mode>_full): Fixed z10prop attribute.
7622 (*tst<mode>_extimm): Fixed z10prop attribute.
7623 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7624 (*tstqiCCT_cconly): Fixed z10prop attribute.
7625 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7626 (*movsi_larl): Fixed z10prop attribute.
7627 (*movsi_zarch): Fixed z10prop attribute.
7628 (*movsi_eas): Fixed z10prop attribute.
7629 (*movhi): Fixed z10prop attribute.
7630 (*movqi): Fixed z10prop attribute.
7631 (*movstrictqi): Fixed z10prop attribute.
7632 (*mov<mode>): Fixed z10prop attribute.
7633 (*movcc): Fixed z10prop attribute.
7634 (*sethighpartdi_64): Fixed z10prop attribute.
7635 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7636 (*negdi2_sign_cc): Fixed z10prop attribute.
7637 (*negdi2_sign): Fixed z10prop attribute.
7638 (*absdi2_sign_cc): Fixed z10prop attribute.
7639 (*absdi2_sign): Fixed z10prop attribute.
7640 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7641 (*negabsdi2_sign): Fixed z10prop attribute.
7642 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7643 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7644 (doloop_si64): Fixed z10prop attribute.
7645 (doloop_si31): Fixed z10prop attribute.
7646 (doloop_long): Fixed z10prop attribute.
7647 (indirect_jump): Fixed z10prop attribute.
7648 (nop): Fixed z10prop attribute.
7649 (main_base_64): Fixed z10prop attribute.
7650 (reload_base_64): Fixed z10prop attribute.
7652 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7654 PR rtl-optimization/38740
7655 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7657 * config/mips/mips.c (mips_reorg): Likewise.
7659 2009-01-28 Richard Guenther <rguenther@suse.de>
7661 PR tree-optimization/38926
7662 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7663 with the correct value id to a value.
7664 (do_regular_insertion): Use the value number of edoubleprime
7665 for the value number of the expr.
7668 2008-08-21 Richard Guenther <rguenther@suse.de>
7670 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7671 a PHI ask VN if it is already available.
7672 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7673 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7675 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7678 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7679 set to varying whenever max has TREE_OVERFLOW set, similarly
7680 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7682 2009-01-28 Richard Guenther <rguenther@suse.de>
7685 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7686 uninitialized aggregate uses in call arguments.
7688 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7690 PR tree-optimization/38984
7691 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7692 the nothing_id variable if -fno-delete-null-pointer-checks.
7694 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7698 (set_got_offset_rex64): Ditto.
7700 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7703 * doc/extend.texi: Improve local variable with asm reg.
7705 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7707 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7708 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7709 was not supplied then set warn_packed_bitfield_compat to the
7711 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7714 2009-01-27 Richard Guenther <rguenther@suse.de>
7716 PR tree-optimization/38503
7717 * cfgexpand.c (expand_gimple_basic_block): Ignore
7718 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7719 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7720 variables that cannot have TBAA applied.
7721 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7724 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7727 * calls.c (initialize_argument_information): Do not wrap complex
7728 arguments in SAVE_EXPR.
7730 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7732 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7733 (INSTALL_LIBGCC): Revert typo commit.
7735 2009-01-26 Richard Guenther <rguenther@suse.de>
7737 PR tree-optimization/38745
7738 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7739 from special handling.
7741 2009-01-26 Richard Guenther <rguenther@suse.de>
7743 PR tree-optimization/38745
7744 * tree-ssa.c (execute_update_addresses_taken): Do not include
7745 variables that cannot possibly be a register in not_reg_needs.
7746 Do not clear TREE_ADDRESSABLE on vars that may not become
7748 * tree-ssa.c (update_alias_info_1): Include those in the set
7749 of addressable vars.
7751 2009-01-26 Richard Guenther <rguenther@suse.de>
7754 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7755 * tree-ssa-dse.c: Include langhooks.h
7756 (execute_simple_dse): Remove stores with zero size.
7758 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7761 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7764 2009-01-24 Julian Brown <julian@codesourcery.com>
7766 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7767 config/arm/linux-atomic.c.
7768 * config/arm/linux-atomic.c: New.
7770 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7772 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7773 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7774 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7776 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7779 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7782 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7784 PR tree-optimization/38953
7785 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7786 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7787 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7788 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7791 2009-01-24 Paul Brook <paul@codesourcery.com>
7793 * config/arm/neon.md (neon_type): Move to arm.md.
7794 (neon_mov<VSTRUCT>): Add neon_type attribute.
7795 * config/arm/arm.md (neon_type): Move to here.
7796 (conds): Add "unconditioal" and use as default for NEON insns.
7798 2009-01-24 Ben Elliston <bje@au.ibm.com>
7800 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7801 void *' warning from -Wc++-compat.
7802 * Makefile.in (dominance.o-warn): Remove.
7804 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7806 PR tree-optimization/38932
7807 * fold-const.c (fold_unary_ignore_overflow): New.
7808 * tree.h (fold_unary_ignore_overflow): Declare.
7809 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7810 * tree-ssa-sccvn.c (visit_reference_op_load,
7811 simplify_unary_expression): Likewise.
7813 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7815 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7816 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7817 regardless of their type.
7818 * c-common.c (handle_packed_attribute): Don't ignore packed on
7820 * c.opt (Wpacked-bitfield-compat): New warning option.
7821 * stor-layout.c (place_field): Warn if offset of a field changed.
7822 * doc/extend.texi (packed): Mention the ABI change.
7823 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7824 (Warning Options): Add it to the list.
7826 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7828 * c-opts.c (c_common_post_options): Fix a typo in comments.
7830 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7833 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7834 variables to static.
7835 * doc/invoke.texi (-fmerge-all-constants): Update description.
7837 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7841 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7843 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7845 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7847 (LOCAL_ALIGNMENT): Similarly.
7849 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7850 Joseph Myers <joseph@codesourcery.com>
7852 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7853 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7854 * config/arm/arm-tune.md: Regenerate.
7855 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7858 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7860 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7861 version number to five.
7863 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7866 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7867 * c-common.c (set_underlying_type): Likewise.
7868 (is_typedef_decl ): Likewise
7870 (set_underlying_type): Likewise.
7871 (is_typedef_type): Likewise.
7873 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7876 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7879 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7882 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7883 (LIBGCC_SPEC): Don't define.
7884 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7886 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7888 PR rtl-optimization/38879
7889 * alias.c (base_alias_check): Unaligned access via AND address can
7890 alias all surrounding object types except those with sizes equal
7891 or wider than the size of unaligned access.
7893 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7896 * c-decl.c (clone_underlying_type): Move this ...
7897 * c-common.c (set_underlying_type): ... here.
7898 Also, make sure the function properly sets TYPE_STUB_DECL() on
7899 the newly created typedef variant type.
7900 (is_typedef_decl ): New entry point.
7901 * tree.h: Added a new member member_types_needing_access_check to
7902 struct tree_decl_non_common.
7903 (set_underlying_type): New entry point.
7904 (is_typedef_type): Likewise.
7906 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7908 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7909 Check whether two instructions have memory references that
7910 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7911 are helper functions for traversing.
7912 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7913 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7914 not to draw dependency edge for instructions with non-conflicting
7917 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7920 * longlong.h: Update copyright years. Use soft-fp license notice.
7921 Sync __clz_tab declaration with glibc.
7923 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7926 * doc/extend.texi (syscall_linkage): New.
7927 (version_id): Modify.
7929 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7930 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/38747
7933 PR tree-optimization/38748
7934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7935 conversion if the base address is an indirect reference and the
7936 aliasing sets could cause issues.
7938 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7940 * common.opt (fgraphite, fgraphite-identity): Add comment for
7941 explaining why these options are not documented.
7943 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7945 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7946 gimple_call_lhs is NULL.
7948 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7951 * emit-rtl.c (adjust_address_1): Make sure memref is never
7954 2009-01-20 Ben Elliston <bje@au.ibm.com>
7956 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7957 const qualifier from arg parameter. Remove unnecessary cast to char *.
7958 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7959 const qualifier from arg 2.
7961 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7963 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7965 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7968 * rtl.h (reinit_regs): New prototype.
7969 * regclass.c: Include ira.h.
7971 * Makefile.in (regclass.o): Add ira.h.
7972 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7974 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7977 * c-common.c (handle_aligned_attribute): Use
7978 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7979 default alignment value.
7981 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7983 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7984 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7986 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7987 __BIGGEST_ALIGNMENT__.
7989 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7991 2009-01-18 Richard Guenther <rguenther@suse.de>
7993 PR tree-optimization/38819
7994 * tree-flow.h (operation_could_trap_helper_p): Declare.
7995 * tree-eh.c (operation_could_trap_helper_p): Export.
7996 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7997 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7998 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7999 are about to insert a possibly trapping instruction and fail
8002 2009-01-18 Andreas Schwab <schwab@suse.de>
8004 * doc/install.texi (Configuration): Remove obsolete paragraph
8005 about use of --with-gnu-ld with --with-gnu-as.
8007 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8009 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8010 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8011 Follow spelling conventions.
8013 2009-01-18 Ben Elliston <bje@au.ibm.com>
8015 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8016 C++ warning about implicit conversion from void * to struct
8018 (bitmap_obstack_free): Likewise for bitmap_element *.
8019 * Makefile.in (bitmap.o-warn): Remove.
8021 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8023 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8025 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8026 Tobias Grosser <tobi.grosser@amd.com>
8028 * graphite.c (graphite_trans_scop_block): Do not block single
8031 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8033 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8034 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8035 test with assertion.
8037 2009-01-16 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/38835
8041 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8042 and INT + PTR -> (INT)(PTR p+ INT) folding.
8043 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8045 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8048 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8049 the subreg from a lowpart subreg if it is also casting the value.
8051 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8052 Tobias Grosser <tobi.grosser@amd.com>
8054 * graphite.c (compare_prefix_loops): New.
8055 (build_scop_canonical_schedules): Rewritten.
8056 (graphite_transform_loops): Move build_scop_canonical_schedules
8057 after build_scop_iteration_domain.
8059 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8060 Tobias Grosser <tobi.grosser@amd.com>
8062 * graphite.c (add_conditions_to_domain): Add the loops to
8063 the dimension of the iteration domain. Do copy the domain
8064 only when it exists.
8065 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8066 (add_conditions_to_constraints): New.
8067 (can_generate_code_stmt, can_generate_code): Removed.
8068 (gloog): Do not call can_generate_code.
8069 (graphite_transform_loops): Call add_conditions_to_constraints
8070 after building the iteration domain.
8072 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8074 PR tree-optimization/38789
8075 * tree-ssa-threadedge.c
8076 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8077 __builtin_constant_p.
8079 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8081 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8082 examined before deleting them.
8084 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8086 * function.c (aggregate_value_p): Correctly extract the function
8087 type from CALL_EXPR_FN lookup.
8089 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8091 * config/picochip/picochip.c (picochip_override_options): Revert
8092 CFI asm flag disable commited previously.
8094 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8095 Tobias Grosser <tobi.grosser@amd.com>
8096 Jan Sjodin <jan.sjodin@amd.com>
8098 * graphite.c (scan_tree_for_params): On substractions negate
8099 all the coefficients of the term.
8100 (clast_to_gcc_expression_red): New. Handle reduction expressions
8101 of more than two operands.
8102 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8103 (get_vdef_before_scop): Handle also the case of default definitions.
8105 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8107 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8108 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8109 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8111 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8112 Joey Ye <joey.ye@intel.com>
8115 * cfgexpand.c (expand_stack_alignment): Don't update stack
8116 boundary nor check incoming stack boundary here.
8117 (gimple_expand_cfg): Update stack boundary and check incoming
8118 stack boundary here.
8120 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8122 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8124 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8126 PR rtl-optimization/38245
8127 * calls.c (expand_call): Add stack arguments to
8128 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8129 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8130 in regs and partially in memory or BLKmode arguments.
8131 (emit_library_call_value_1): Add stack arguments to
8132 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8133 ACCUMULATE_OUTGOING_ARGS).
8134 * dce.c: Include tm_p.h.
8135 (find_call_stack_args): New function.
8136 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8138 (mark_insn): Call find_call_stack_args for CALL_Ps.
8139 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8140 forwards. Allocate and free arg_stores bitmap if needed, pass it
8141 down to deletable_insn_p, don't mark stores set in arg_stores
8142 bitmap, clear the bitmap at the beginning of each bb.
8143 * Makefile.in (dce.o): Depend on $(TM_P_H).
8145 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8148 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8149 to make sure the insn is a conditional test (bug 22599). Reformat a
8152 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8155 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8156 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8157 (gloog): Do not call cleanup_tree_cfg.
8158 (graphite_transform_loops): Call cleanup_tree_cfg after all
8159 scops have been code generated.
8161 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8162 * doc/gty.texi (Invoking the garbage collector): Added new node
8163 and section documenting ggc_collect.
8165 2009-01-14 Richard Guenther <rguenther@suse.de>
8167 PR tree-optimization/38826
8169 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8170 initialization notes only if we actually emitted a warning.
8171 (intra_create_variable_infos): Add constraints for a result decl
8172 that is passed by hidden reference.
8173 (build_pred_graph): Mark all related variables non-direct on
8176 2009-01-14 Nick Clifton <nickc@redhat.com>
8178 * ira-conflicts.c: Include addresses.h for the definition of
8180 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8181 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8183 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8186 * Makefile.in (ira-lives.o): Add except.h.
8188 * ira-lives.c: Include except.h.
8189 (process_bb_node_lives): Process can_throw_internal.
8191 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8193 PR rtl-optimization/38774
8194 * combine.c (simplify_set): When undoing cc_use change, don't do
8195 PUT_CODE on the newly created comparison, but instead put back the
8198 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8200 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8201 values. Remove duplicate arm8 entry.
8203 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8205 PR tree-optimization/38786
8206 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8207 the SSA_NAME case of expand_scalar_variables_expr.
8208 Set the type of an expression to the type of its assign statement.
8209 (expand_scalar_variables_expr): Also gather the scalar computation
8210 used to index the memory access. Do not pass loop_p.
8211 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8212 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8213 the gimple_stmt_iterator where it inserts new code.
8215 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8216 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8218 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8220 * graphite.h (debug_value): Removed.
8221 * graphite.c (debug_value): Removed.
8223 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8225 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8226 ldrd/strd with two 32-bit instructions.
8228 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8230 * config/arm/arm.c (struct processors): Pass for speed down into
8231 cost helper functions.
8232 (const_ok_for_op): Handle COMPARE and inequality nodes.
8233 (arm_rtx_costs_1): Rewrite.
8234 (arm_size_rtx_costs): Update prototype.
8235 (arm_rtx_costs): Pass speed down to helper functions.
8236 (arm_slowmul_rtx_costs): Rework cost calculations.
8237 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8238 (arm_9e_rtx_costs): Likewise.
8240 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8242 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8243 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8244 (alpha_legitimize_address): Do not split local symbols wider than
8245 UNITS_PER_WORD into HIGH/LO_SUM parts.
8247 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8250 * gcc.c (process_command): Replace call to execvp with calls
8251 to pex_one and exit.
8253 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8256 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8257 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8258 variant for devices with 3-byte PC.
8259 (__tablejump_elpm__): New.
8261 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8264 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8265 offsetof member-designator, handle it as `[0].'.
8267 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8269 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8270 function when not using named sections on targets with named sections
8271 if branch distance is less than 262132.
8273 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8275 * combine.c (combine_instructions): Recompute
8276 optimize_this_for_speed_p for each BB in the main combine loop.
8278 2009-01-12 Tomas Bily <tbily@suse.cz>
8281 * tree-loop-distribution.c (prop_phis): New function.
8282 (generate_builtin): Call prop_phis.
8283 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8285 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8287 PR tree-optimization/38807
8288 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8289 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8291 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8293 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8294 subreg of op0 to the original op0.
8296 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8298 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8300 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8303 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8304 starting with digits.
8306 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8309 * config/arm/arm.c (arm_is_long_call_p): Don't call
8310 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8312 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8314 * regrename.c (regrename_optimize): Fix dumping.
8315 (find_oldest_value_reg): Preserve REG_POINTER.
8316 (copy_hardreg_forward_1): Likewise.
8318 2009-01-09 Diego Novillo <dnovillo@google.com>
8320 * gimple.h (struct gimple_statement_base) <uid>: Document
8321 the restrictions on its use.
8323 (gimple_set_uid): Tidy.
8325 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8327 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8328 zero guard even if align_bytes != 0 and count is smaller than
8331 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8333 PR rtl-optimization/38495
8334 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8335 (add_range_and_copies_from_move_list): Print all added ranges.
8336 Add ranges to memory optimized destination.
8338 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8342 * config/i386/i386.c (override_options): Reject
8343 -mstringop-strategy=rep_8byte with -m32.
8344 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8345 to 1. Do count comparison against epilogue_size_needed at compile
8346 time even when count_exp was constant forced into register. For
8347 size_needed don't jump to epilogue, instead just avoid aligning
8348 and invoke the body algorithm. If need_zero_guard, add zero guard
8349 even if count is non-zero, but smaller than size_needed + number of
8350 bytes that could be stored for alignment.
8351 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8352 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8353 but smaller than size_needed + number of bytes that could be stored
8354 for alignment. Compare size_needed with epilogue_size_needed instead
8355 of desired_align - align, don't adjust size_needed, pass
8356 epilogue_size_needed to the epilogue expanders.
8359 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8361 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8363 * pa.c (last_address): Change to unsigned.
8364 (update_total_code_bytes): Change argument to unsigned. Don't
8365 check if insn addresses are set.
8366 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8367 addresses are not set.
8368 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8370 2009-01-09 Nick Clifton <nickc@redhat.com>
8372 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8373 DECL_DECLARED_INLINE_P.
8375 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8378 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8379 GET_MODE (op0) in operand_subword_force calls.
8382 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8383 fold_convert arg0 operands to TREE_TYPE (op0) first.
8385 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8387 * params.def (ira-max-conflict-table-size): Decrease default value
8390 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8392 PR tree-optimization/37031
8393 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8395 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8396 allocate it using gc instead of heap, use VEC_quick_push instead of
8398 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8399 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8400 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8401 allocated vector from heap allocated.
8402 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8403 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8404 vector only after perfect_loop_nest_depth call.
8406 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8407 Jan Sjodin <jan.sjodin@amd.com>
8409 PR tree-optimization/38559
8410 * graphite.c (debug_value, copy_constraint,
8411 swap_constraint_variables, scale_constraint_variable, ): New.
8412 (get_lower_bound, get_upper_bound): Removed.
8413 (graphite_trans_bb_strip_mine): Clean up this code that works
8414 only for constant number of iterations. Fully copy upper and
8415 lower bound constraints, not only the constant part of them.
8416 * graphite.h (debug_value): Declared.
8418 2009-01-08 Ira Rosen <irar@il.ibm.com>
8420 PR tree-optimization/37194
8421 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8422 Don't add the cost of cost model guard in prologue to scalar
8423 outside cost in case of known number of iterations.
8425 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8426 Alan Modra <amodra@bigpond.net.au>
8428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8429 non-word-aligned REG+CONST addressing.
8431 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8434 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8435 free_after_compilation when outputting a thunk.
8436 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8437 Do not call free_after_compilation here.
8439 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8441 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8442 (ix86_valid_target_attribute_inner_p): Ditto.
8444 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8446 PR tree-optimization/38492
8447 PR tree-optimization/38498
8448 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8449 * tree-chrec.h (scev_is_linear_expression): Declared.
8450 * graphite.c (graphite_cannot_represent_loop_niter): New.
8451 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8452 (graphite_loop_normal_form): Use gcc_assert.
8453 (scan_tree_for_params): Use CASE_CONVERT.
8454 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8455 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8456 Use gcc_assert. Discard scops that contain unhandled cases.
8457 (build_scop_conditions): Return a boolean status for unhandled cases.
8458 (strip_mine_profitable_p): Print the loop number, not its depth.
8459 (is_interchange_valid): Pass the depth of the loop nest, don't
8460 recompute it wrongly.
8461 (graphite_trans_bb_block): Same.
8462 (graphite_trans_bb_block): Print tentative of loop blocking.
8463 (graphite_trans_scop_block): Do not print that the loop has been
8465 (graphite_transform_loops): Do not handle scops that contain condition
8468 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8470 AVX Programming Reference (December, 2008)
8471 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8472 (_mm256_stream_pd): Likewise.
8473 (_mm256_stream_ps): Likewise.
8475 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8476 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8477 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8478 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8479 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8480 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8481 (ix86_expand_special_args_builtin): Likewise.
8483 * config/i386/sse.md (AVXMODEDI): New.
8484 (avx_movnt<mode>): Likewise.
8485 (avx_movnt<mode>): Likewise.
8486 (<sse>_movnt<mode>): Remove AVX support.
8487 (sse2_movntv2di): Likewise.
8489 2009-01-07 Richard Guenther <rguenther@suse.de>
8492 * fold-const.c (extract_muldiv): Remove obsolete comment.
8493 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8494 to PLUS_EXPR canonicalization for the canonicalization.
8496 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8498 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8499 hosted cross-compilers generating less efficient code.
8501 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8503 * function.h (rtl_data): Add a dbr_scheduled_p field.
8504 * reorg.c (dbr_schedule): Set it.
8505 (gate_handle_delay_slots): Check it.
8506 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8507 (mips_reorg): Check flag_delayed_branch instead of
8508 mips_base_delayed_branch.
8509 (mips_override_options): Don't set mips_base_delayed_branch
8510 or flag_delayed_branch.
8512 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8514 PR rtl-optimization/38426.
8515 * ira.c (ira): Set current_function_is_leaf earlier.
8517 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8519 PR rtl-optimization/38722
8520 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8521 too early, only set a flag and modify after last possible
8524 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8527 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8528 * real.c (decimal_single_format): Correct values of emin and emax.
8529 (decimal_double_format): Ditto.
8530 (decimal_quad_format): Ditto.
8531 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8532 computation of DECnn_MIN and DECnn_MAX for corrected values of
8533 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8534 __DECnn_MIN__, and adjust its computation for the corrected value
8537 2009-01-06 Jan Hubicka <jh@suse.cz>
8540 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8542 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8544 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8545 Add Robert Clark to the list of testers.
8547 2009-01-06 Jan Hubicka <jh@suse.cz>
8548 Kai Tietz <kai.tietz@onevision.com>
8550 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8551 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8553 2009-01-06 Jan Hubicka <jh@suse.cz>
8554 Kai Tietz <kai.tietz@onevision.com>
8556 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8558 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8559 (ix86_nsaved_regs): Count only general purpose regs.
8560 (ix86_nsaved_sseregs): New.
8561 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8562 to 16 for w64; compute padding and size of sse reg save area.
8563 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8564 general purpose regs.
8565 (ix86_emit_save_sse_regs_using_mov): New.
8566 (ix86_expand_prologue): Save SSE regs if needed.
8567 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8568 (ix86_emit_restore_sse_regs_using_mov): New.
8569 (ix86_expand_epilogue): Save SSE regs if needed.
8571 2009-01-06 Jan Hubicka <jh@suse.cz>
8572 Kai Tietz <kai.tietz@onevision.com>
8574 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8575 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8576 functions when accumulate outgoing args is off.
8578 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8581 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8582 before using pseudos_have_intersected_live_ranges_p.
8584 * ira-int.h (ira_assert): Always define.
8586 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8588 AVX Programming Reference (December, 2008)
8589 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8590 (_mm256_permute2_pd): Likewise.
8591 (_mm_permute2_ps): Likewise.
8592 (_mm256_permute2_ps): Likewise.
8593 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8594 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8596 * config/i386/i386.c (ix86_builtins): Remove
8597 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8598 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8599 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8600 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8601 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8602 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8603 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8604 __builtin_ia32_vpermil2ps256.
8605 (ix86_init_mmx_sse_builtins): Updated.
8606 (ix86_expand_args_builtin): Likewise.
8608 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8610 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8611 long absolute calls when generating PA 2.0 code.
8613 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8615 PR rtl-optimization/38583
8616 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8618 * params.def (ira-max-conflict-table-size): New.
8620 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8622 * ira.h (ira_conflicts_p): New external definition.
8624 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8625 table. Report this. Return result of building.
8626 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8627 building conflict table.
8629 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8630 (ira_color): Use ira_conflicts_p.
8632 * global.c: Include ira.h.
8633 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8636 * Makefile.in (global.o): Add ira.h.
8638 * ira-build.c (mark_all_loops_for_removal,
8639 propagate_some_info_from_allocno): New.
8640 (remove_unnecessary_allocnos): Call
8641 propagate_some_info_from_allocno.
8642 (remove_low_level_allocnos): New.
8643 (remove_unnecessary_regions): Add parameter. Call
8644 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8645 parameter to remove_unnecessary_regions.
8646 (ira_build): Remove all regions but root if the conflict table was
8647 not built. Update conflict hard regs for allocnos crossing calls.
8649 * ira.c (ira_conflicts_p): New global.
8650 (ira): Define and use ira_conflicts_p.
8652 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8653 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8654 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8656 2009-01-06 Ben Elliston <bje@au.ibm.com>
8658 * gengtype-lex.l (YY_NO_INPUT): Define.
8660 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8663 * c-common.c (handle_vector_size_attribute): Also reject
8666 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8668 PR tree-optimization/38492
8669 * graphite.c (rename_map_elt, debug_rename_elt,
8670 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8671 rename_map_elt_info, eq_rename_map_elts,
8672 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8673 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8674 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8675 (sese_build_livein_liveouts): New.
8676 (new_sese, free_sese): New.
8677 (new_scop): Call new_sese.
8678 (free_scop): Call free_sese.
8679 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8680 (register_old_new_names): Renamed register_old_and_new_names.
8681 (register_scop_liveout_renames, add_loop_exit_phis,
8682 insert_loop_close_phis, struct igp,
8683 default_liveout_before_guard, add_guard_exit_phis,
8684 insert_guard_phis, copy_renames): New.
8685 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8686 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8687 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8688 (scop_adjust_phis_for_liveouts): New.
8689 (gloog): Call scop_adjust_phis_for_liveouts.
8691 * graphite.h (struct sese): Documented. Added fields liveout,
8693 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8694 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8695 (struct scop): Added field liveout_renames.
8696 (SCOP_LIVEOUT_RENAMES): New.
8698 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8700 PR tree-optimization/38510
8701 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8702 (translate_clast): Call recompute_all_dominators before
8704 (gloog): Call recompute_all_dominators before graphite_verify.
8706 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8707 Jan Sjodin <jan.sjodin@amd.com>
8709 PR tree-optimization/38500
8710 * graphite.c (create_sese_edges): Call fix_loop_structure after
8713 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8715 * config.gcc: Add m32r*-*-rtems*.
8716 * config/m32r/rtems.h: New file.
8718 2009-01-05 Ben Elliston <bje@au.ibm.com>
8720 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8721 (.po.pox): Likewise.
8722 (po/gcc.pot): Likewise.
8724 2009-01-04 David S. Miller <davem@davemloft.net>
8726 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8727 (STARTING_FRAME_OFFSET): Always set to zero.
8729 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8731 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8732 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8733 fixed-point types, and vectors of the same.
8735 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8737 * config/mips/sync.md (*mb_barrier): Rename to...
8738 (*memory_barrier): ...this.
8740 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8742 * doc/extend.texi (Function Attributes): Move @cindex after @item
8743 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8744 and put in alphabetical order. Fix 'target' name and put in order.
8745 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8748 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8750 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8751 (memory_barrier): Expand as unspec instead of unspec_volatile.
8752 Remove mem:BLK from insn operands. Use Pmode scratch register.
8753 (*memory_barrier): Define as unspec instead of unspec_volatile.
8754 Use (match_dup 0) as input operand.
8756 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8757 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8758 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8759 scratch register. Remove operand 1.
8760 (*stbar): Define as unspec instead of unspec_volatile.
8761 Use (match_dup 0) as input operand, remove (const_int 8).
8762 (*membar): Define as unspec instead of unspec_volatile.
8763 Use (match_dup 0) as input operand, remove input operand 2.
8765 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8766 (memory_barrier): Expand as unspec instead of unspec_volatile.
8767 Remove mem:BLK from insn operands. Use Pmode scratch register.
8768 (*memory_barrier): Define as unspec instead of unspec_volatile.
8769 Use (match_dup 0) as input operand.
8771 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8772 Remove mem:BLK from insn operands. Use Pmode scratch register.
8773 Set volatile flag on operand 0.
8774 (*memory_barrier): New insn pattern.
8776 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8778 (*memory_barrier): Use (match_dup 0) as input operand.
8780 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8781 Remove mem:BLK from insn operands. Use Pmode scratch register.
8782 Set volatile flag on operand 0.
8783 (*mb_internal): New insn pattern.
8785 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8787 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8790 * function.c (struct temp_slot): Move to the section of the file
8791 that deals with temp slots. Remove field 'address'.
8792 (temp_slot_address_table): New hash table of address -> temp slot.
8793 (struct temp_slot_address_entry): New struct, items for the table.
8794 (temp_slot_address_compute_hash, temp_slot_address_hash,
8795 temp_slot_address_eq, insert_temp_slot_address): Support functions
8797 (find_temp_slot_from_address): Rewrite to use the new hash table.
8798 (remove_unused_temp_slot_addresses): Remove addresses of temp
8799 slots that have been made available.
8800 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8801 worker function for remove_unused_temp_slot_addresses.
8802 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8803 Add the temp slot address to the address -> temp slot map.
8804 (update_temp_slot_address): Update via insert_temp_slot_address.
8805 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8806 (pop_temp_slots): Likewise.
8807 (init_temp_slots): Allocate the address -> temp slot map, or empty
8808 the map if it is already allocated.
8809 (prepare_function_start): Initialize temp slot processing.
8811 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8814 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8815 Calculate the size of all stack vars assuming no packing of stack
8816 vars will happen, replacing a quadratic algorithm with a linear one.
8818 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8821 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8824 2009-01-03 Diego Novillo <dnovillo@google.com>
8826 * doc/contrib.texi: Update contributions.
8828 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8831 * builtins.c (fold_builtin_memory_op): Give up if either operand
8832 is volatile. Set srctype or desttype to non-qualified version
8836 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8839 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8841 PR rtl-optimization/35805
8842 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8843 problem if fast dce is able to remove any instructions.
8844 * dce.c (dce_process_block): Fix dump message.
8846 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8849 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8851 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8854 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8855 * tree-pretty-print.c (op_code_prio): New function.
8856 (op_prio): No longer static. Use op_code_prio.
8857 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8858 Use op_prio and op_code_prio to determine if () should be
8859 printed around operand(s) or not.
8861 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8862 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8863 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8864 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8865 pp_character instead of pp_string for single letter printing.
8867 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8869 * doc/extend.texi: Fix '#pragma GCC option' typo.
8871 2009-01-02 Richard Guenther <rguenther@suse.de>
8873 * doc/install.texi (--enable-checking): Mention different
8875 (--enable-stage1-checking): Document.
8877 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8880 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8881 case to be an error.
8883 2009-01-02 Ben Elliston <bje@au.ibm.com>
8885 * config/fp-bit.h (pack_d): Constify argument.
8886 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8887 (isnan): Constify argument.
8891 (_fpadd_parts): Constify return type.
8892 (_fpmul_parts): Likewise.
8893 (_fpdiv_parts): Likewise.
8895 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8898 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8899 warn about overwriting initializer with side-effects or
8900 -Woverride-init if !IMPLICIT.
8901 (output_init_element): Likewise. Pass IMPLICIT down to
8903 (process_init_element): Add IMPLICIT argument. Pass it down
8904 to output_init_element.
8905 (push_init_element, pop_init_level, set_designator): Adjust
8906 process_init_element callers.
8907 (set_nonincremental_init, set_nonincremental_init_from_string):
8908 Adjust add_pending_init callers.
8909 (output_pending_init_elements): Adjust output_init_element callers.
8910 * c-tree.h (process_init_element): Adjust prototype.
8911 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8912 process_init_element callers.
8915 Copyright (C) 2009 Free Software Foundation, Inc.
8917 Copying and distribution of this file, with or without modification,
8918 are permitted in any medium without royalty provided the copyright
8919 notice and this notice are preserved.