1 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (loc_descr_plus_const): New function.
4 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5 mem_loc_descriptor, loc_descriptor_from_tree_1,
6 descr_info_loc, gen_variable_die): Use it.
8 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9 !TREE_STATIC VAR_DECLs.
10 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13 DECL_BY_REFERENCE is valid.
14 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17 Copy DECL_BY_REFERENCE.
18 (struct nesting_copy_body_data): New type.
19 (nesting_copy_decl): New function.
20 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21 if they have variable length.
23 2009-04-26 Michael Matz <matz@suse.de>
25 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
26 mark new temporaries for renaming.
28 2009-04-26 Joseph Myers <joseph@codesourcery.com>
31 * c-decl.c (global_bindings_p): Return negative value.
32 (c_variable_size): New. Based on variable_size from
34 (grokdeclarator): Call c_variable_size not variable_size.
36 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.c (print_operand) ['z']: Fix typo.
40 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
42 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
43 Redefine it to just use mingw/include.
44 (ASM_SPEC): Rules for -m32 and -m64.
45 (LINK_SPEC): Use Likewise.
46 (SPEC_32): New define.
48 (SUB_LINK_SPEC): Likewise.
49 (MULTILIB_DEFAULTS): New define.
50 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
52 (MULTILIB_DIRNAMES): Likewise.
53 (MULTILIB_OSDIRNAMES): Likewise.
55 (INSTALL_LIBGCC): Likewise.
57 2009-04-26 Joseph Myers <joseph@codesourcery.com>
60 * c-tree.h (enum c_inline_static_type): New.
61 (record_inline_static): Declare.
62 * c-decl.c (struct c_inline_static, c_inline_statics,
63 record_inline_static, check_inline_statics): New.
64 (pop_file_scope): Call check_inline_statics.
65 (start_decl): Call record_inline_static instead of pedwarning
66 directly for static in inline function.
67 * c-typeck.c (build_external_ref): Call record_inline_static
68 instead of pedwarning directly for static referenced in inline
71 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
73 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
74 not new but only being rescanned.
75 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
76 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
77 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
78 record_set_info, compute_set, grealloc): Remove.
79 (recompute_all_luids): New function.
80 (gcse_main): Don't compute sets, and don't do related memory
81 allocations/free-ing. If something changed before the end of the
82 pass, update LUIDs using recompute_all_luids.
83 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
84 (free_gcse_mem): Don't free it either.
85 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
86 Use the df insn LUIDs.
87 (load_killed_in_block): Likewise.
88 (compute_hash_table_work): Don't compute reg_set_in_block.
89 (compute_transp): Use DF_REG_DEF_CHAINs.
90 (local_cprop_pass): Don't use compute_sets and related functions.
91 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
92 Use get_max_uid() instead of max_cuid.
93 (insert_insn_end_basic_block, pre_insert_copy_insn,
94 update_ld_motion_stores): Don't try to
95 keep reg_set tables up to date.
96 (pre_insert_copies): Use df insn LUIDs.
97 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
98 (reg_set_info): Don't use extra bitmap argument.
99 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
100 information to compute regs_set_in_block.
101 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
102 (bypass_jumps): Don't use compute_sets and friends.
104 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
107 * opts.c (undocumented_msg): Do not leave blank even with
110 2009-04-25 Joseph Myers <joseph@codesourcery.com>
112 * c-decl.c (build_enumerator): Allow values folding to integer
113 constants but not integer constant expressions with a pedwarn if
116 2009-04-25 Joseph Myers <joseph@codesourcery.com>
119 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
120 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
121 type is an integer constant.
123 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.c (print_operand) ['z']: Revert handling of
129 2009-04-25 Joseph Myers <joseph@codesourcery.com>
132 * c-decl.c (grokdeclarator): Diagnose declarations of functions
133 with variably modified return type and no storage class
134 specifiers, except for the case of nested functions. Distinguish
135 extern declarations of functions with variably modified return
136 types from those of objects with variably modified types.
138 2009-04-25 Jan Hubicka <jh@suse.cz>
140 * tree.c (list_equal_p): New function.
141 * tree.h (list_equal_p): Declare.
142 * coretypes.h (edge_def, edge, const_edge, basic_block_def
143 basic_block_def, basic_block, const_basic_block): New.
144 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
145 (redirect_eh_edge): New function.
146 (make_eh_edge_update_phi): EH edges are not abnormal.
147 * except.c: Include tree-flow.h.
148 (list_match): New function.
149 (eh_region_replaceable_by_p): New function.
150 (replace_region): New function.
151 (hash_type_list): New function.
152 (hash_eh_region): New function.
153 (eh_regions_equal_p): New function.
154 (merge_peers): New function.
155 (remove_unreachable_regions): Verify EH tree when checking;
157 (copy_eh_region_1): New function.
158 (copy_eh_region): New function.
159 (push_reachable_handler): New function.
160 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
161 regions without label but with live RESX.
162 * except.h (redirect_eh_edge_to_label): New.
163 * tree-flow.h (redirect_eh_edge): New.
164 * coretypes.h (edge_def, edge, const_edge, basic_block_def
165 basic_block_def, basic_block, const_basic_block): Remove.
166 * Makefile.in (except.o): Add dependency on tree-flow.h
167 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
168 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
171 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
174 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
175 on the destination of memcpy.
177 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
179 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
180 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
181 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
183 2009-04-25 Jan Hubicka <jh@suse.cz>
185 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
186 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
187 to be reached by different label than left.
188 (update_eh_edges): Update comment; remove edge_to_remove if possible
189 and return true if suceeded.
190 (cleanup_empty_eh): Accept sharing map; handle shared regions.
191 (cleanup_eh): Compute sharing map.
192 * except.c (remove_eh_handler_and_replace): Add argument if we should
194 (remove_unreachable_regions): Update for label sharing.
195 (label_to_region_map): Likewise.
196 (get_next_region_sharing_label): New function.
197 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
199 (remove_eh_handler): Update.
200 (remove_eh_region_and_replace_by_outer_of): New function.
201 * except.h (struct eh_region): Add next_region_sharing_label.
202 (remove_eh_region_and_replace_by_outer_of,
203 get_next_region_sharing_label): Declare.
204 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
206 2009-04-25 Jan Hubicka <jh@suse.cz>
208 * tree-cfg.c (split_critical_edges): Split also edges where we can't
209 insert code even if they are not critical.
211 2009-04-25 Jan Hubicka <jh@suse.cz>
213 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
214 (gimple_can_remove_branch_p): EH edges won't remove branch by
216 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
217 updating of non-abnormal EH edges.
218 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
219 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
220 (split_critical_edges): Split also edges where emitting code on them
221 will lead to splitting later.
223 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
224 H.J. Lu <hongjiu.lu@intel.com>
227 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
228 the configured assembler supports fildq and fistpq mnemonics.
229 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
230 * configure: Regenerated.
233 * config/i386/i386.c (print_operand): Handle 'Z'.
234 ['z']: Remove handling of special fild/fist suffixes.
235 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
236 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
238 (*floatsi<mode>2_vector_mixed): Ditto.
239 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
240 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
241 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
242 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
243 * config/i386/gas.h (GAS_MNEMONICS): Remove.
245 2009-04-25 Ben Elliston <bje@au.ibm.com>
247 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
248 the source of a set operation.
250 2009-04-25 Anatoly Sokolov <aesok@post.ru>
252 * target.h (struct gcc_target): Add case_values_threshold field.
253 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
254 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
255 * targhooks.c (default_case_values_threshold): New function.
256 * targhooks.h (default_case_values_threshold): Declare function.
257 * stmt.c (expand_case): Use case_values_threshold target hook.
258 * expr.h (case_values_threshold): Remove declartation.
259 * expr.c (case_values_threshold): Remove function.
260 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
262 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
263 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
264 (avr_case_values_threshold): Declare as static.
265 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
267 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
268 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
269 (mn10300_case_values_threshold): New function.
271 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
273 * ira.c (setup_cover_and_important_classes): Add enum cast.
275 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
277 * genpreds.c (write_enum_constraint_num): Output definition of
278 CONSTRAINT_NUM_DEFINED_P macro.
279 * ira.c (setup_cover_and_important_classes): Use
280 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
282 2009-04-24 DJ Delorie <dj@redhat.com>
284 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
285 __SH2A_SINGLE_ONLY__ also.
287 2009-04-24 Steve Ellcey <sje@cup.hp.com>
289 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
290 (movdf_internal): Ditto.
291 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
292 SFmode and DFmode constants.
293 (ia64_print_operand): Add 'G' format for printing
294 floating point constants.
296 2009-04-24 Richard Guenther <rguenther@suse.de>
298 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
299 from unsigned additions.
301 2009-04-24 Joseph Myers <joseph@codesourcery.com>
303 * c-typeck.c (set_init_index): Allow array designators that are
304 not integer constant expressions with a pedwarn if pedantic.
306 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
308 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
309 zero if no overlap in nonzero bits between the operands.
311 2009-04-24 Ian Lance Taylor <iant@google.com>
313 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
314 (record_dead_and_set_regs): Likewise.
315 * df.h (struct df_mw_hardreg): Change flags field to int.
316 (struct df_base_ref): Likewise.
317 (struct df): Change changeable_flags field to int.
318 * df-scan.c (df_defs_record): Change clobber_flags to int.
319 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
320 constants rather than #define macros.
321 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
322 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
323 (enum dwarf_calling_convention): Likewise.
324 (enum dwarf_line_number_x_ops): Likewise.
325 (enum dwarf_call_frame_info): Likewise.
326 (enum dwarf_source_language): Likewise.
327 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
328 (add_calling_convention_attribute): Likewise.
329 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
330 (combine_comparisons): Change compcode to int. Add cast to enum type.
331 * genrecog.c (maybe_both_true_2): Change c to int.
332 (write_switch): Likewise. Add cast to enum type.
333 * gimplify.c (gimplify_omp_for): Handle return values from
334 gimplify_expr using MIN rather than bitwise or.
335 (gimplify_expr): Add cast to enum type.
336 * ipa-prop.c (update_jump_functions_after_inlining): Change
337 IPA_BOTTOM to IPA_JF_UNKNOWN.
338 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
339 Add casts to enum type.
340 (setup_cover_and_important_classes): Change cl to int. Add casts
342 (setup_class_translate): Change cl and mode to int.
343 (ira_init_once): Change mode to int.
344 (free_register_move_costs): Likewise.
345 (setup_prohibited_mode_move_regs): Add casts to enum type.
346 * langhooks.c (add_builtin_function_common): Rework assertion that
348 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
349 * omega.c (omega_do_elimination): Avoid math on enum types.
350 * optabs.c (expand_vec_shift_expr): Remove casts to int.
351 * opts.c (set_debug_level): Change 2 to enum constant. Use new
352 int local to handle integral_argment value.
353 * regmove.c (try_auto_increment): Change PUT_MODE to
355 * reload.c (push_secondary_reload): Add casts to enum type.
356 (secondary_reload_class, find_valid_class): Likewise.
357 * reload1.c (emit_input_reload_insns): Likewise.
358 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
359 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
360 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
362 * tree.c (build_common_builtin_nodes): Add casts to enum type.
363 * tree-complex.c (complex_lattice_t): Typedef to int rather than
365 (expand_complex_libcall): Add casts to enum type.
366 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
367 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
368 with ERROR_MARK, not NUM_TREE_CODES.
369 (vect_create_epilog_for_reduction): Likewise.
370 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
371 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
372 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
374 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
375 vect_unused_in_loop. Change 0 to loop_vect.
376 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
377 * var-tracking.c (get_init_value): Change return type to enum
379 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
380 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
382 (arm_override_options): Add casts to enum type.
383 (arm_emit_tls_decoration): Likewise.
384 * config/i386/i386.c (ix86_function_specific_restore): Add casts
386 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
387 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
388 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
390 * config/s390/s390.c (code_for_builtin_64): Change to array of
392 (code_for_builtin_31): Likewise.
393 (s390_expand_builtin): Change code_for_builtin to enum insn_code
395 * config/sparc/sparc.c (sparc_override_options): Change value
396 field in struct code_model to enum cmodel. In initializer change
397 0 to NULL and add cast to enum type.
399 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
400 Change all callers. Issue a -Wc++-compat warning using
401 lhs_origtype if necessary.
402 (convert_for_assignment): Issue -Wc++-compat warnings about
403 invalid conversions to enum type on assignment.
404 * c-common.h (build_modify_expr): Update declaration.
406 2009-04-24 Nick Clifton <nickc@redhat.com>
408 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
409 (function_arg_advance): Likewise.
410 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
413 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
415 * config/s390/constraints.md ('I', 'J'): Fix condition.
417 2009-04-24 Diego Novillo <dnovillo@google.com>
419 * gengtype-parse.c (parse_error): Add newline after message.
421 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
423 * config/i386/sse.md (avxmodesuffixs): Removed.
424 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
425 (*avx_pinsr<ssevecsize>): This.
427 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
429 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
430 follow chains of regs with a single definition, and allow expressions
431 that are function_invariant_p.
432 (simple_rhs_p): Allow expressions that are function_invariant_p.
434 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
437 * fold-const.c (fold_cond_expr_with_comparison): When folding
438 > and >= to MAX, make sure the MAX uses the same type as the
439 comparison's operands.
441 2009-04-24 Nick Clifton <nickc@redhat.com>
443 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
444 addressing for DImode accesses.
445 (frv_print_operand_address): Handle PLUS case.
446 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
448 2009-04-24 Jakub Jelinek <jakub@redhat.com>
450 PR rtl-optimization/39794
451 * alias.c (canon_true_dependence): Add x_addr argument.
452 * rtl.h (canon_true_dependence): Adjust prototype.
453 * cse.c (check_dependence): Adjust canon_true_dependence callers.
454 * cselib.c (cselib_invalidate_mem): Likewise.
455 * gcse.c (compute_transp): Likewise.
456 * dse.c (scan_reads_nospill): Likewise.
457 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
458 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
459 canon_base_addr of the group, plus optional offset.
460 (struct group_info): Rename canon_base_mem to
462 (get_group_info): Set canon_base_addr to canon_rtx of base, not
463 canon_rtx of base_mem.
465 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
467 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
468 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
470 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
472 * config/spu/spu-builtins.h: Delete file.
474 * config/spu/spu.h (enum spu_builtin_type): Move here from
476 (struct spu_builtin_description): Likewise. Add GTY marker.
477 Do not use enum spu_function_code or enum insn_code.
478 (spu_builtins): Add extern declaration.
480 * config/spu/spu.c: Do not include "spu-builtins.h".
481 (enum spu_function_code, enum spu_builtin_type_index,
482 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
483 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
484 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
485 unsigned_V2DI_type_node): Move here from spu-builtins.h.
486 (spu_builtin_types): Make static. Add GTY marker.
487 (spu_builtins): Add extern declaration with GTY marker.
490 * config/spu/spu-c.c: Do not include "spu-builtins.h".
491 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
492 Check programmatically whether all parameters are scalar.
494 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
496 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
498 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
499 assignment from the constructor either if the target is volatile.
501 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
503 * config/arm/arm.md (insv): Do not share operands[0].
505 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
507 * config/vxlib-tls.c (active_tls_threads): Delete.
508 (delete_hook_installed): New.
509 (tls_delete_hook): Don't delete the delete hook.
510 (tls_destructor): Delete it here.
511 (__gthread_set_specific): Adjust installing the delete hook.
512 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
513 __gthread_leave_tsd_dtor_context.
515 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
517 * c-format.c (gcc_tdiag_char_table): Add support for %E.
519 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
521 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
523 (alpha_rtx_costs): Ditto.
524 (emit_unlikely_jump): Use add_reg_note.
525 (emit_frame_store_1): Ditto.
526 (alpha_expand_prologue): Ditto.
527 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
528 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
530 2009-04-23 Nick Clifton <nickc@redhat.com>
532 * config/v850/v850.md (epilogue): Remove suppressed code.
533 (return): Rename to return_simple and remove test of frame size.
534 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
535 to gen_return_simple.
537 2009-04-22 Jing Yu <jingyu@google.com>
540 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
542 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
545 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
546 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
547 value is a VECTOR_CST, the element type is the element type of the
550 2009-04-22 DJ Delorie <dj@redhat.com>
552 * config/m32c/m32c.h: Update GTY annotations to new syntax.
554 2009-04-22 Jakub Jelinek <jakub@redhat.com>
556 * alias.c (find_base_term): Move around LO_SUM case, so that
557 CONST falls through into PLUS/MINUS handling.
560 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
561 into 0, use omit_one_operand.
563 2009-04-23 Ben Elliston <bje@au.ibm.com>
565 * config/rs6000/linux-unwind.h (get_regs): Remove type
566 puns. Change the type of `pc' to an array of unsigned ints and
567 update all users. Constify frame24.
569 2009-04-22 DJ Delorie <dj@redhat.com>
571 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
572 declarations before code.
573 (current_function_special_page_vector): Likewise.
574 (m32c_expand_insv): Silence a warning.
576 2009-04-21 Taras Glek <tglek@mozilla.com>
578 * alias.c: Update GTY annotations to new syntax.
579 * basic-block.h: Likewise.
580 * bitmap.h: Likewise.
581 * c-common.h: Likewise.
582 * c-decl.c: Likewise.
583 * c-parser.c: Likewise.
584 * c-pragma.c: Likewise.
585 * c-tree.h: Likewise.
586 * cfgloop.h: Likewise.
587 * cgraph.h: Likewise.
588 * config/alpha/alpha.c: Likewise.
589 * config/arm/arm.h: Likewise.
590 * config/avr/avr.h: Likewise.
591 * config/bfin/bfin.c: Likewise.
592 * config/cris/cris.c: Likewise.
593 * config/darwin.c: Likewise.
594 * config/frv/frv.c: Likewise.
595 * config/i386/i386.c: Likewise.
596 * config/i386/i386.h: Likewise.
597 * config/i386/winnt.c: Likewise.
598 * config/ia64/ia64.h: Likewise.
599 * config/iq2000/iq2000.c: Likewise.
600 * config/mips/mips.c: Likewise.
601 * config/mmix/mmix.h: Likewise.
602 * config/pa/pa.c: Likewise.
603 * config/pa/pa.h: Likewise.
604 * config/rs6000/rs6000.c: Likewise.
605 * config/s390/s390.c: Likewise.
606 * config/sparc/sparc.c: Likewise.
607 * config/xtensa/xtensa.c: Likewise.
608 * cselib.h: Likewise.
609 * dbxout.c: Likewise.
610 * dwarf2out.c: Likewise.
611 * except.c: Likewise.
612 * except.h: Likewise.
613 * fixed-value.h: Likewise.
614 * function.c: Likewise.
615 * function.h: Likewise.
616 * gimple.h: Likewise.
617 * integrate.c: Likewise.
618 * optabs.c: Likewise.
619 * output.h: Likewise.
622 * stringpool.c: Likewise.
623 * tree-data-ref.c: Likewise.
624 * tree-flow.h: Likewise.
625 * tree-scalar-evolution.c: Likewise.
626 * tree-ssa-address.c: Likewise.
627 * tree-ssa-alias.h: Likewise.
628 * tree-ssa-operands.h: Likewise.
631 * varasm.c: Likewise.
632 * varray.h: Likewise.
634 * coretypes.h: Do not define GTY macro if it is already defined.
635 * doc/gty.texi: Update GTY documentation to new syntax.
636 * gengtype-lex.l: Enforce attribute-like syntax for GTY
637 annotations on structs.
638 * gengtype-parse.c: Likewise.
640 2009-04-22 Mark Heffernan <meheff@google.com>
642 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
644 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
646 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
649 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
651 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
652 the same as a PLUS without a shift. Increase the cost of a
655 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
657 * Makefile.in: Update dependencies.
658 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
659 * errors.h: Remove bogus comment about compatibility.
660 (warning): Update declaration.
661 * genautomata.c: Update all calls to warning.
662 * gimple.c: Do not include errors.h. Include toplev.h.
663 * tree-ssa-structalias.c: Do not include errors.h.
665 * tree-ssa-reassoc.c: Likewise.
666 * config/spu/spu-c.c: Likewise.
667 * config/spu/t-spu-elf: Update dependencies.
669 2009-04-22 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/39824
672 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
673 make sure the types are compatible.
675 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
678 * c-common.c (c_parse_error): Take a token_flags parameter.
679 Use token_type for the token type instead.
680 Pass token_flags to cpp_type2name.
681 * c-common.h (c_parse_error): Update declaration.
682 * c-parser.c (c_parser_error): Pass 0 as token flags.
684 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
686 PR rtl-optimization/39580
687 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
689 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
691 * function.c (expand_function_end): Do not emit a jump to the "naked"
692 return label for fall-through returns.
693 * except.c (sjlj_emit_function_exit): Always place the call to the
694 unregister function at the location installed by expand_function_end.
696 2009-04-22 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/39845
699 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
700 (gen_inbound_check): Likewise.
702 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
704 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
706 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
707 * config/vxlib.c (__gthread_once): Add race guard for PPC.
709 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
711 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
712 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
713 shift counts to avoid out-of-bounds array accesses.
715 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
717 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
720 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
722 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
723 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
724 GET_CODE macro. Use IN_RANGE macro where appropriate.
725 * config/alpha/alpha.h: Ditto.
726 * config/alpha/alpha.md: Ditto.
727 * config/alpha/constraints.md: Ditto.
728 * config/alpha/predicates.md: Ditto.
730 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
732 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
733 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
734 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
735 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
736 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
737 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
738 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
739 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
740 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
741 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
742 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
743 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
744 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
745 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
746 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
747 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
748 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
749 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
750 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
751 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
752 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
753 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
754 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
755 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
756 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
757 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
758 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
760 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
762 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
763 references from comments.
764 * cfgbuild.c: (count_basic_blocks): Delete.
765 (find_basic_blocks_1): Delete.
766 (find_basic_blocks): Delete.
767 * except.c (finish_eh_generation): Make static. Move comment from
768 except.h here. Remove find_basic_blocks references from comments.
769 * except.h (finish_eh_generation): Delete.
770 * basic-block.h (find_basic_blocks): Delete.
771 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
773 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
775 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
776 (sdbout_parms): Likewise.
778 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
780 * config/sh/sh.c (prepare_cbranch_operands): Use
781 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
782 (expand_cbranchdi4): Likewise.
783 (from_compare): Add cast to enum type.
784 (expand_cbranchsi4): Use add_reg_note.
785 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
786 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
787 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
788 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
789 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
790 instead of CODE_FOR_nothing.
791 (cbranchdi4): Likewise. Fix the order of arguments for
793 (push_fpscr): Use add_reg_note.
794 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
795 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
797 2009-04-21 Joseph Myers <joseph@codesourcery.com>
799 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
800 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
801 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
802 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
803 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
804 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
805 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
806 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
807 config/alpha/x-vms, config/arc/t-arc,
808 config/arm/README-interworking, config/arm/arm-c.c,
809 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
810 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
811 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
812 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
813 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
814 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
815 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
816 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
817 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
818 config/cris/t-elfmulti, config/crx/t-crx,
819 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
820 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
821 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
822 config/h8300/t-h8300, config/i386/athlon.md,
823 config/i386/darwin-libgcc.10.4.ver,
824 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
825 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
826 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
827 config/i386/t-linux64, config/i386/t-nwld,
828 config/i386/t-rtems-i386, config/i386/t-sol2-10,
829 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
830 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
831 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
832 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
833 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
834 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
835 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
836 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
837 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
838 config/m68k/t-uclinux, config/mcore/t-mcore,
839 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
840 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
841 config/mips/crtn.asm, config/mips/irix-crti.asm,
842 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
843 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
844 config/mips/mips-fixed.md, config/mips/sb1.md,
845 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
846 config/mips/t-iris6, config/mips/t-isa3264,
847 config/mips/t-libgcc-mips16, config/mips/t-linux64,
848 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
849 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
850 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
851 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
852 config/mn10300/t-linux, config/mn10300/t-mn10300,
853 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
854 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
855 config/picochip/libgccExtras/clzsi2.asm,
856 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
857 config/rs6000/darwin-libgcc.10.4.ver,
858 config/rs6000/darwin-libgcc.10.5.ver,
859 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
860 config/rs6000/t-aix43, config/rs6000/t-aix52,
861 config/rs6000/t-darwin, config/rs6000/t-fprules,
862 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
863 config/rs6000/t-lynx, config/rs6000/t-netbsd,
864 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
865 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
866 config/rs6000/t-rtems, config/rs6000/t-spe,
867 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
868 config/score/t-score-elf, config/sh/divcost-analysis,
869 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
870 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
871 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
872 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
873 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
874 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
875 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
876 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
877 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
878 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
879 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
880 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
881 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
882 limitx.h, version.c, xcoff.h: Add copyright and license notices.
883 * config/h8300/genmova.sh: Include copyright and license notices
885 * config/h8300/mova.md: Regenerate.
886 * doc/install.texi2html: Include word "Copyright" in copyright
887 notice and use name "Free Software Foundation, Inc.".
888 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
889 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
890 ChangeLog-2007, ChangeLog-2008: Correct dates.
892 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
894 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
895 NE_EXPR operations as well.
896 * c-parser.c (c_parser_condition): Do not set location information on
898 (c_parser_conditional_expression): Likewise.
899 (c_parser_binary_expression): Set location information on operators.
900 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
901 TRUTH_NOT_EXPR has been folded.
902 * fold-const.c (fold_truth_not_expr): Copy location information from
903 the incoming expression to the outgoing one.
904 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
905 recursive calls on the LHS of the operator but pass that of the
906 operator to recursive calls on the RHS of the operator. Set it
908 (shortcut_cond_expr): Set the locus of the operator on the second
909 COND_EXPR and that of the expression on the first in degenerate cases.
910 Pass the locus of the expression to calls to shortcut_cond_r.
911 Set the locus of the 'then' block on the associated jump, if any.
912 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
913 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
914 expression to call to gimplify_boolean_expr.
916 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
918 * config.gcc: Add additional configuration for
919 i686-w64-mingw* and x86_64-w64-mingw* triplet.
920 * config/i386/mingw-w64.h: New mingw-w64 specific header.
921 (CPP_SPEC): Redefine for allowing -municode option.
922 (STARTFILE_SPEC): Likewise.
923 * config/i386/t-mingw-w64: New.
924 * config/i386/mingw-w64.opt: New.
925 (municode): Add new target option.
926 * doc/invoke.texi (municode): Add documentation for new option.
928 2009-04-21 Ian Lance Taylor <iant@google.com>
930 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
931 Correct test for number of arguments.
932 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
934 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
936 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
937 argument of emit_library_call.
939 2009-04-21 Richard Guenther <rguenther@suse.de>
942 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
943 inside VIEW_CONVERT_EXPRs.
945 2009-04-21 Martin Jambor <mjambor@suse.cz>
947 * tree-switch-conversion.c (build_constructors): Split a long line.
948 (constructor_contains_same_values_p): New function.
949 (build_one_array): Create assigns of constants if possible, do not
950 call mark_sym_for_renaming, call update_stmt.
951 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
952 make_rename_temp. Do not call mark_symbols_for_renaming, call
954 (gen_def_assigns): Do not call mark_symbols_for_renaming or
955 find_new_referenced_vars, call update_stmt.
956 (gen_inbound_check): Use create_tmp_var and create ssa names manually
957 instead of calling make_rename_temp. Do not call
958 find_new_referenced_vars or mark_symbols_for_renaming, call
961 2009-04-21 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/39827
964 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
965 (tree_ssa_phiprop): Pass the correct array size.
967 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
969 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
971 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
974 * c-typeck.c (lvalue_p): Move declaration ...
975 * c-common.h (lvalue_p): ... to here.
976 * c-common.c (candidate_equal_p): New.
978 (merge_tlist): Use it.
979 (warn_for_collisions_1): Likewise.
980 (warning_candidate_p): Accept more candidates.
981 (verify_tree): A warning candidate can be an expression. Use
984 2009-04-21 Ben Elliston <bje@au.ibm.com>
987 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
988 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
989 options. Remove -mcall-solaris documentation.
991 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
994 * doc/invoke.texi (-Wlong-long): Update description.
995 * c-lex (interpret_integer): Only warn if there was no previous
996 overflow and -Wlong-long is enabled.
997 * c-decl.c (declspecs_add_type): Drop redundant flags.
998 * c.opt (Wlong-long): Init to -1.
999 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1000 and front-end warn_long_long. Wlong-long only depends on other
1001 flags if it is uninitialized.
1002 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1003 the same for CPP and FE.
1004 (restore_extension_diagnostics): Likewise.
1006 2009-04-20 Ian Lance Taylor <iant@google.com>
1008 Fix enum conversions which are invalid in C++:
1009 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1010 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1011 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1012 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1013 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1014 (dbxout_parms): Likewise.
1015 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1016 (df_clear_flags): Likewise.
1017 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1018 top_flag parameter to int.
1019 (df_chain_create_bb_process_use): Likewise.
1020 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1022 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1023 (df_ref_create_structure, df_def_record_1): Likewise.
1024 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1025 (df_notes_rescan): Change 0 to VOIDmode in function call.
1026 (df_get_call_refs, df_insn_refs_collect): Likewise.
1027 (df_bb_regs_collect): Likewise.
1028 (df_entry_block_defs_collect): Likewise.
1029 (df_exit_block_uses_collect): Likewise.
1030 * df.h: Update declarations.
1031 * double-int.c (double_int_divmod): Add cast to enum type.
1032 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1033 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1034 (based_loc_descr): Likewise.
1035 (loc_descriptor_from_tree_1): Change first_op and second_op to
1036 enum dwarf_location_atom. Add cast to enum type.
1037 * expmed.c (init_expmed): Change 0 to SET in function call.
1038 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1039 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1040 (do_store_flag): Likewise.
1041 * fixed-value.h (struct fixed_value): Change mode to enum
1043 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1044 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1046 (insert_insn_decl, insert_decl, insert_state): Likewise.
1047 (automata_list_finish): Likewise.
1048 * genrecog.c (process_define_predicate): Add cast to enum type.
1049 * gensupport.c (init_predicate_table): Add cast to enum type.
1050 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1052 (gimple_build_call_1, gimple_build_label): Likewise.
1053 (gimple_build_goto, gimple_build_asm_1): Likewise.
1054 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1055 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1056 (enum fallback): Rename from enum fallback_t.
1057 (fallback_t): Typedef as int.
1058 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1059 GSI_SAME_STMT in function call.
1060 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1062 (setup_reg_class_relations): Likewise.
1063 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1064 (setup_prohibited_class_mode_regs): Add cast to enum type.
1065 (setup_prohibited_mode_move_regs): Likewise.
1066 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1067 (record_address_regs): Change i to enum reg_class.
1068 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1069 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1070 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1071 (GET_MODE_2XWIDER_MODE): Likewise.
1072 (GET_CLASS_NARROWEST_MODE): Likewise.
1073 * omp-low.c (expand_omp_for): Add cast to enum type.
1074 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1075 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1076 * postreload.c (reload_cse_simplify_operands): Change rclass local
1078 * predict.c (combine_predictions_for_insn): Change best_predictor
1079 and predictor to enum br_predictor.
1080 (combine_predictions_for_bb): Likewise.
1081 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1082 use SET_PREDICT_EXPR_OUTCOME.
1083 * real.c (real_arithmetic): Change icode to code in function call.
1084 * reginfo.c (init_move_cost): Add casts to enum type.
1085 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1086 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1088 * reload.c (find_valid_class): Add casts to enum type.
1089 (push_reload): Change 0 to NO_REGS in function call.
1090 (find_reloads): Change this_alternative to array of enum
1091 reg_class. Remove some now-unnecessary casts.
1092 (make_memloc): Change 0 to VOIDmode in function call.
1093 * reload1.c (reload): Change 0 to VOIDmode in function call.
1094 (eliminate_regs_1, elimination_effects): Likewise.
1095 (eliminate_regs_in_insn): Likewise.
1096 (emit_input_reload_insns): Add cast to enum type.
1097 (delete_output_reload): Change 0 to VOIDmode in function call.
1098 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1099 to enum type in function call.
1100 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1101 (SET_PREDICT_EXPR_OUTCOME): Define.
1102 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1103 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1104 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1105 (dump_function): Likewise.
1106 * tree-dump.h: Update declarations.
1107 * tree-pass.h: Update declarations.
1108 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1109 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1111 (arm_rtx_costs_1): Correct parenthesization.
1112 (arm_rtx_costs): Add casts to enum type.
1113 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1114 (vfp_emit_fstmd): Use add_rg_note.
1115 (emit_multi_reg_push, emit_sfm): Likewise.
1116 (thumb_set_frame_pointer): Likewise.
1117 (arm_expand_prologue): Likewise.
1118 (arm_regno_class): Change return type to enum reg_class.
1119 (thumb1_expand_prologue): Use add_reg_note.
1120 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1121 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1123 * config/arm/gentune.sh: Add cast to enum type.
1124 * config/arm/arm-tune.md: Rebuild.
1125 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1126 (ix86_split_fp_branch, predict_jump): Likewise.
1127 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1128 insn_code to enum rtx_code.
1129 (ix86_builtin_vectorized_function): Add cast to enum type.
1130 * config/i386/i386.md (truncdfsf2): Change slot to enum
1132 (truncxf<mode>2, isinf<mode>2): Likewise.
1133 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1135 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1136 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1137 (insert_bundle_state): Change 1 to INSERT in function call.
1138 (ia64_add_bundle_selector_before): Likewise.
1139 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1140 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1141 (restore_stack_nonlocal): Likewise.
1142 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1144 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1146 (mips_rtx_costs): Likewise.
1147 (mips_override_options): Add casts to enum type.
1148 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1150 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1151 (store_reg, set_reg_plus_d): Likewise.
1152 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1153 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1155 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1157 (emit_unlikely_jump): Use add_reg_note.
1158 (rs6000_emit_allocate_stack): Likewise.
1159 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1160 (output_toc): Change 1 to INSERT in function call.
1161 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1162 (rs6000_initialize_trampoline): Likewise.
1163 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1165 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1166 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1167 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1168 (save_gprs): Use add_reg_note.
1169 (s390_emit_prologue): Likewise.
1170 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1171 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1172 (sparc_fold_builtin): Add cast to enum type.
1173 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1175 (spu_expand_prologue): Use add_reg_note.
1176 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1178 2009-04-20 Ian Lance Taylor <iant@google.com>
1180 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1181 (c_parser_postfix_expression_after_primary): Get VEC for list of
1182 arguments. Get original types of arguments. Call
1183 build_function_call_vec.
1184 (cached_expr_list_1, cached_expr_list_2): New static variables.
1185 (c_parser_expr_list): Change return type to VEC *. Add
1186 p_orig_types parameter. Change all callers.
1187 (c_parser_release_expr): New static function.
1188 (c_parser_vec_to_tree_list): New static function.
1189 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1190 call build_function_call_vec.
1191 (build_function_call_vec): New function, based on old
1192 build_function_call.
1193 (convert_arguments): Remove nargs and argarray parameters. Change
1194 values to a VEC. Add origtypes parameter.
1195 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1196 (convert_for_assignment): Add origtype parameter. Change all
1197 callers. If warn_cxx_compat, check for conversion to an enum
1198 type when calling a function.
1199 (store_init_value): Add origtype parameter. Change all callers.
1200 (digest_init): Likewise.
1201 (struct init_node): Add origtype field.
1202 (add_pending_init): Add origtype parameter. Change all callers.
1203 (output_init_element): Likewise.
1204 (output_pending_init_elements): Pass origtype from init_node to
1205 output_init_element.
1206 (process_init_element): Pass origtype from c_expr to
1207 output_init_element.
1208 (c_finish_return): Add origtype parameter. Change all callers.
1209 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1211 (sync_resolve_params): Likewise.
1212 (sync_resolve_return): Change params to first_param. Change caller.
1213 (resolve_overloaded_builtins): Change params to VEC *. Change
1214 callers. Save first parameter around call to build_function_call_vec.
1215 * c-decl.c (finish_decl): Add origtype parameter. Change all
1216 callers. Call build_function_call_vec rather than
1217 build_function_call for cleanup.
1218 * c-tree.h: Update declarations.
1219 * c-common.h: Update declarations.
1220 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1221 params to first_param.
1222 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1223 params parameter from tree to void *.
1224 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1225 Change arglist parameter to have type void *, and to be a pointer
1227 * config/rs6000/rs6000-protos.h
1228 (altivec_resolve_overloaded_builtin): Update declaration.
1229 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1230 fnargs parameter to have type void *, and to be a pointer to a
1231 VEC. Call build_function_call_vec instead of
1232 build_function_call.
1233 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1235 2009-04-20 Joey Ye <joey.ye@intel.com>
1236 Xuepeng Guo <xuepeng.guo@intel.com>
1237 H.J. Lu <hongjiu.lu@intel.com>
1239 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1241 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1242 (IX86_LEA_PRIORITY): Likewise.
1243 (distance_non_agu_define): New function.
1244 (distance_agu_use): Likewise.
1245 (ix86_lea_for_add_ok): Likewise.
1246 (ix86_dep_by_shift_count): Likewise.
1248 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1249 should split for LEA.
1251 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1253 (ix86_dep_by_shift_count): Likewise.
1255 2009-04-20 Richard Guenther <rguenther@suse.de>
1257 * expr.c (handled_component_p): Move ...
1258 * tree.h (handled_component_p): ... here.
1259 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1260 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1261 and REALPART_EXPR to be in one group.
1263 2009-04-20 Richard Guenther <rguenther@suse.de>
1265 * basic-block.h (get_all_dominated_blocks): Declare.
1266 * dominance.c (get_all_dominated_blocks): New function.
1267 * tree-cfg.c (get_all_dominated_blocks): Remove.
1268 (remove_edge_and_dominated_blocks): Adjust.
1269 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1270 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1271 instead of recursing.
1273 2009-04-20 Doug Kwan <dougkwan@google.com>
1275 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1276 (struct cgraph_node_set_def): New type.
1277 (cgraph_node_set) New type. Also declare vector functions.
1278 (struct cgraph_node_set_element_def): New type.
1279 (cgraph_node_set_element): Ditto.
1280 (cgraph_node_set_iterator): New iterator type.
1281 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1282 cgraph_node_set_remove, dump_cgraph_node_set,
1283 debug_cgraph_node_set): New prototypes.
1284 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1285 cgraph_node_set_size): New inlines.
1286 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1288 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1289 argument to function 'write_summary'.
1290 * ipa.c: Include ggc.h.
1291 (hash_cgraph_node_set_element,
1292 eq_cgraph_node_set_element, cgraph_node_set_new,
1293 cgraph_node_set_add, cgraph_node_set_remove,
1294 cgraph_node_set_find, dump_cgraph_node_set,
1295 debug_cgraph_node_set): New functions.
1296 * Makefile.in (ipa.o): Add dependency on GGC_H.
1298 2009-04-20 Ira Rosen <irar@il.ibm.com>
1300 PR tree-optimization/39675
1301 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1302 check of the return code of vect_schedule_slp. Check that
1303 stmt_vec_info still exists for the statement, before checking its
1306 2009-04-20 Michael Matz <matz@suse.de>
1308 * Makefile.in (generated_files): Take out $(simple_generated_c).
1310 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1312 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1313 (UINTPTR_TYPE): Likewise.
1315 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1318 * c-typeck.c (digest_init): Check for initializing an array with a
1321 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1324 * c-semantics.c (pop_stmt_list): Propagate
1325 STATEMENT_LIST_HAS_LABEL to parent statement list.
1327 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1329 * config/mips/mips.h (mips_tune_attr): New macro.
1330 * config/mips/mips.md (cpu): Use it.
1332 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1335 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1338 2009-04-19 Diego Novillo <dnovillo@google.com>
1340 * toplev.c (compile_file): Move call to coverage_finish ...
1341 * cgraphunit.c (ipa_passes): ... here.
1342 Call cgraph_process_new_functions.
1343 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1344 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1346 2009-04-19 Jan Hubicka <jh@suse.cz>
1348 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1350 (dump_cgraph_node): Dump can throw external flag.
1351 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1353 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1357 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1358 * common.opt (Wlogical-op): Move from here...
1359 * c.opt (Wlogical-op): ... to here.
1360 * c-typeck.c (parser_build_binary_op): Update call to
1361 warn_logical_operator.
1362 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1364 * c-common.c (warn_logical_op): Update.
1365 * c-common.h (warn_logical_op): Update declaration.
1367 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1369 * tree.c (protected_set_expr_location): Fix formatting.
1371 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1374 * c-typeck.c (readonly_warning): new.
1375 (build_unary_op, build_modify_expr): Use readonly_warning for
1376 storing into something readonly but not const-qualified.
1378 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1381 * c-typeck.c (build_unary_op): Check for taking address of
1382 expression of type void.
1384 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1387 * c-typeck.c (build_function_call): Check for calling a function
1388 with qualified void return types. Call require_complete_type when
1391 2009-04-18 Jan Hubicka <jh@suse.cz>
1393 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1395 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1396 can_throw_external flag.
1397 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1398 * ipa-pure-const.c (ignore_edge): New function.
1399 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1400 only over can_throw_external edges.
1401 (local_pure_const): Add nothrow flag.
1402 * ipa-utils.c (searchc): Add ignore_edge callback.
1403 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1404 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1405 (set_nothrow_function_flags): Update cgraph.
1406 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1408 2009-04-18 Richard Guenther <rguenther@suse.de>
1411 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1412 (fold_stmt): ... this and ...
1413 (fold_stmt_inplace): ... this.
1414 (fold_stmt_1): Fold references in calls and asms.
1415 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1417 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1419 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1420 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1422 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1424 * tree.c (function_args_count): Remove.
1425 * tree.h: Remove the prototype for function_args_count.
1427 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1429 * tree-iterator.c (expr_only): Remove.
1430 * tree.h: Remove the prototype for expr_only.
1432 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1434 * reginfo.c (cannot_change_mode_set_regs): Remove.
1435 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1437 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1439 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1440 whether operands 0 and 1 overlaps.
1442 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1445 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1446 pointer. Use warning_at instead of warning.
1447 (search_for_addr_array): Likewise.
1448 (check_array_bounds): Likewise.
1449 (check_all_array_refs): Check that the incoming edge is not in the
1450 list of edges to be removed.
1451 (check_all_array_refs): Avoid the temporal pointer.
1452 (vrp_visit_cond_stmt): Fix typo.
1453 (simplify_switch_using_ranges): Handle the case where the switch
1454 index is an integer constant.
1456 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1458 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1460 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1462 * doc/extend.texi, doc/invoke.texi: Fix typos.
1464 2009-04-17 Cary Coutant <ccoutant@google.com>
1466 * tree-flow-inline.h (get_lineno): Fix inverted test.
1468 2009-04-17 Diego Novillo <dnovillo@google.com>
1470 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1471 assertion for AVAIL_OUT.
1473 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1476 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1477 * config/sh/linux-atomic.asm: Likewise.
1479 2009-04-17 Diego Novillo <dnovillo@google.com>
1481 * except.c (debug_eh_tree): New.
1482 (struct eh_region, struct eh_status): Move ...
1483 * except.h: ... here.
1484 (add_type_for_runtime): Declare extern.
1485 (lookup_type_for_runtime): Likewise.
1486 (debug_eh_tree): Declare.
1487 * Makefile.in (GTFILES): List except.h before except.c
1489 2009-04-17 Diego Novillo <dnovillo@google.com>
1491 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1492 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1493 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1494 (find_vars_r): ... here.
1495 * tree-flow.h (find_referenced_vars_in): Declare.
1496 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1497 that AVAIL_OUT exists for BLOCK.
1498 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1499 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1500 (tree-parloops.o): Likewise.
1502 2009-04-17 Simon Baldwin <simonb@google.com>
1504 * toplev.c (default_tree_printer): Add handling for %E format.
1506 2009-04-17 Diego Novillo <dnovillo@google.com>
1508 * tree-pretty-print.c (dump_generic_node): Add break after
1509 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1510 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1511 FUNCTION_TYPE together. Call print_struct_decl when printing
1512 structures and TDF_SLIM is not given.
1513 (print_struct_decl): Fix logic for detecting recursion.
1515 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1518 * gcc.c (create_at_file): New.
1519 (compile_input_file_p): New.
1520 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1521 * main.c (main): Update call to toplev_main.
1522 * toplev.c (toplev_main): Change signature. Call expandargv.
1523 * toplev.h (toplev_main): Change signature.
1525 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1527 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1528 if the latter is not constant.
1530 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1532 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1534 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1536 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1537 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1539 2009-04-17 Richard Guenther <rguenther@suse.de>
1541 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1542 Handle component references view-converting an invariant address.
1544 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1546 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1547 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1548 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1549 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1550 Use @deftypevr rather than @deftypevar.
1552 2009-04-17 Richard Guenther <rguenther@suse.de>
1554 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1555 (get_prop_source_stmt): Likewise.
1556 (can_propagate_from): Likewise.
1558 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1560 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1561 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1562 (--with-multilib-list): Add default value.
1563 * configure: Regenerate.
1564 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1565 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1566 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1567 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1568 Don't add default cpu to multilib list unnecessarily, but do enable
1569 the relevant compiler option..
1570 Add support for --with-multilib-list=<blank> and
1571 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1572 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1573 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1574 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1576 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1577 (MULTILIB_OSDIRNAMES): New variable.
1578 * config/sh/t-1e: Delete file.
1579 * config/sh/t-mlib-sh1: Delete file.
1580 * config/sh/t-mlib-sh2: Delete file.
1581 * config/sh/t-mlib-sh2a: Delete file.
1582 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1583 * config/sh/t-mlib-sh2a-single: Delete file.
1584 * config/sh/t-mlib-sh2a-single-only: Delete file.
1585 * config/sh/t-mlib-sh2e: Delete file.
1586 * config/sh/t-mlib-sh3e: Delete file.
1587 * config/sh/t-mlib-sh4: Delete file.
1588 * config/sh/t-mlib-sh4-nofpu: Delete file.
1589 * config/sh/t-mlib-sh4-single: Delete file.
1590 * config/sh/t-mlib-sh4-single-only: Delete file.
1591 * config/sh/t-mlib-sh4a: Delete file.
1592 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1593 * config/sh/t-mlib-sh4a-single: Delete file.
1594 * config/sh/t-mlib-sh4a-single-only: Delete file.
1595 * config/sh/t-mlib-sh4al: Delete file.
1596 * config/sh/t-mlib-sh5-32media: Delete file.
1597 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1598 * config/sh/t-mlib-sh5-64media: Delete file.
1599 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1600 * config/sh/t-mlib-sh5-compact: Delete file.
1601 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1602 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1603 * doc/install.texi (Options specification): Add
1604 --with-multilib-list and --with-endian.
1606 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1608 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1610 (OBJS-common): Add plugin-version.o.
1611 (plugin-version.o): New.
1612 * gcc-plugin.h (plugin_gcc_version): New.
1613 (plugin_default_version_check): New.
1614 (plugin_init_func, plugin_init): Add version argument.
1615 * plugin-version.c: New.
1616 * plugin.c (str_plugin_gcc_version_name): New.
1617 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1618 pass it to the init function.
1619 (plugin_default_version_check): New.
1621 2009-04-17 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1624 for decl-vs-decl disambiguation.
1626 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * config/s390/s390.h (s390_tune_attr): New macro definition.
1629 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1631 2009-04-17 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1634 (fold_stmt_r): Likewise.
1635 (maybe_fold_reference): New function.
1636 (fold_gimple_assign): Handle cases fold_stmt_r did.
1637 (fold_stmt): Do not use fold_stmt_r.
1638 (fold_stmt_inplace): Likewise.
1640 2009-04-17 Richard Guenther <rguenther@suse.de>
1642 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1643 (record_equivalences_from_stmt): Remove useless checks and
1645 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1646 the type is already suitable.
1648 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1650 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1652 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1654 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1655 (CMPtype): Define as __gcc_CMPtype.
1657 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1659 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1660 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1662 2009-04-17 Richard Guenther <rguenther@suse.de>
1664 PR tree-optimization/39746
1665 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1666 special-casing for builtins and static variable use/def.
1667 (call_may_clobber_ref_p_1): Likewise.
1669 2009-04-16 Ian Lance Taylor <iant@google.com>
1671 * df.h: Include "timevar.h".
1672 (struct df_problem): Change tv_id field to timevar_id_t.
1673 * tree-pass.h: Include "timevar.h".
1674 (struct opt_pass): Change tv_id field to timevar_id_t.
1675 * timevar.h (timevar_id_t): Define TV_NONE.
1676 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1677 TV_NONE rather than tv_id != 0.
1678 (execute_one_pass): Likewise.
1679 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1680 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1681 dependencies to $(TREE_PASS_H).
1682 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1684 (pass_branch_target_load_optimize2): Likewise.
1685 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1686 (pass_outof_cfg_layout_mode): Likewise.
1687 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1688 (pass_rebuild_cgraph_edges): Likewise.
1689 (pass_remove_cgraph_callee_edges): Likewise.
1690 * df-core.c (pass_df_initialize_opt): Likewise.
1691 (pass_df_initialize_no_opt): Likewise.
1692 (pass_df_finish): Likewise.
1693 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1694 * except.c (pass_set_nothrow_function_flags): Likewise.
1695 (pass_convert_to_eh_region_ranges): Likewise.
1696 * final.c (pass_compute_alignments): Likewise.
1697 * function.c (pass_instantiate_virtual_regs): Likewise.
1698 (pass_init_function): Likewise.
1699 (pass_leaf_regs): Likewise.
1700 (pass_match_asm_constraints): Likewise.
1701 * gimple-low.c (pass_lower_cf): Likewise.
1702 (pass_mark_used_blocks): Likewise.
1703 * init-regs.c (pass_initialize_regs): Likewise.
1704 * integrate.c (pass_initial_value_sets): Likewise.
1705 * ira.c (pass_ira): Likewise.
1706 * jump.c (pass_cleanup_barriers): Likewise.
1707 * omp-low.c (pass_expand_omp): Likewise.
1708 (pass_lower_omp): Likewise.
1709 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1710 * recog.c (pass_split_all_insns): Likewise.
1711 (pass_split_after_reload): Likewise.
1712 (pass_split_before_regstack): Likewise.
1713 (pass_split_before_sched2): Likewise.
1714 (pass_split_for_shorten_branches): Likewise.
1715 * reginfo.c (pass_reginfo_init): Likewise.
1716 (pass_subregs_of_mode_init): Likewise.
1717 (pass_subregs_of_mode_finish): Likewise.
1718 * passes.c (pass_postreload): Likewise.
1719 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1720 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1721 (pass_warn_function_return): Likewise.
1722 (pass_warn_function_noreturn): Likewise.
1723 * tree-complex.c (pass_lower_complex): Likewise.
1724 (pass_lower_complex_O0): Likewise.
1725 * tree-if-conv.c (pass_if_conversion): Likewise.
1726 * tree-into-ssa.c (pass_build_ssa): Likewise.
1727 * tree-mudflap.c (pass_mudflap_1): Likewise.
1728 (pass_mudflap_2): Likewise.
1729 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1730 (pass_mudflap_2): Likewise.
1731 * tree-nrv.c (pass_return_slot): Likewise.
1732 * tree-object-size.c (pass_object_sizes): Likewise.
1733 * tree-optimize.c (pass_all_optimizations): Likewise.
1734 (pass_early_local_passes): Likewise.
1735 (pass_all_early_optimizations): Likewise.
1736 (pass_cleanup_cfg): Likewise.
1737 (pass_cleanup_cfg_post_optimizing): Likewise.
1738 (pass_free_datastructures): Likewise.
1739 (pass_free_cfg_annotations): Likewise.
1740 (pass_fixup_cfg): Likewise.
1741 (pass_init_datastructures): Likewise.
1742 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1743 (pass_late_warn_uninitialized): Likewise.
1744 (pass_update_address_taken): Likewise.
1745 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1746 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1747 (pass_cse_sincos): Likewise.
1748 (pass_convert_to_rsqrt): Likewise.
1749 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1750 * tree-stdarg.c (pass_stdarg): Likewise.
1751 * tree-tailcall.c (pass_tail_recursion): Likewise.
1752 (pass_tail_calls): Likewise.
1753 * tree-vect-generic.c (pass_lower_vector): Likewise.
1754 (pass_lower_vector_ssa): Likewise.
1755 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1757 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1759 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1761 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1763 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1764 logical and signext.
1766 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1769 * config/sh/predicates.md (arith_operand): Check if the operand
1770 of TRUNCATE is a REG.
1772 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1774 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1775 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1777 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1779 * tree-iterator.c (tsi_split_statement_list_after,
1780 tsi_split_statement_list_before): Remove.
1781 * tree-iterator.h: Remove the prototypes for
1782 tsi_split_statement_list_after and tsi_split_statement_list_before.
1784 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1786 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1787 * tree-ssa-propagate.h: Remove the prototype for
1788 stmt_makes_single_load.
1790 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1792 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1793 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1795 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1797 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1799 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1801 * except.c (eh_region_outer_p): Remove.
1802 * except.h: Remove the prototype for eh_region_outer_p.
1804 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1806 * function.c (current_function_assembler_name): Remove.
1807 * function.h: Remove the prototype for
1808 current_function_assembler_name.
1810 2009-04-16 Ian Lance Taylor <iant@google.com>
1812 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1813 (add_reg_note): Call alloc_reg_note.
1814 * rtl.h (alloc_reg_note): Declare.
1815 * combine.c (try_combine): Use alloc_reg_note.
1816 (recog_for_combine, move_deaths): Likewise.
1817 (distribute_notes): Use alloc_reg_note and add_reg_note.
1818 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1819 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1820 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1822 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1824 PR rtl-optimization/39762
1825 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1826 ira_may_move_out_cost): Add comments about way of their usage.
1827 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1829 * ira-conflicts.c (process_regs_for_copy): Use function
1830 ira_get_register_move_cost instead of global
1831 ira_register_move_cost.
1833 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1834 color_pass, move_spill_restore, update_curr_costs): Ditto.
1836 * ira-lives.c (process_single_reg_class_operands): Ditto.
1838 * ira-emit.c (emit_move_list): Ditto.
1840 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1841 (record_reg_classes): Ditto. Use functions
1842 ira_get_register_move_cost and ira_get_may_move_cost instead of
1843 global vars ira_register_move_cost, ira_may_move_out_cost and
1844 ira_may_move_in_cost.
1845 (record_address_regs): Don't call ira_init_register_move_cost.
1846 Use function ira_get_may_move_cost instead of global
1847 ira_may_move_in_cost.
1848 (process_bb_node_for_hard_reg_moves): Use function
1849 ira_get_register_move_cost instead of global ira_register_move_cost.
1850 (ira_costs): Don't call ira_init_register_move_cost.
1852 2009-04-16 Richard Guenther <rguenther@suse.de>
1854 * tree-cfg.c (verify_gimple_assign_binary):
1855 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1856 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1857 (create_general_new_stmt): Note that this function is broken.
1859 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1861 * common.opt (fhelp): Add Var(help_flag).
1862 * gcc-plugin.h (plugin_info): Add help.
1863 * plugin.c (plugin_name_args): Add help.
1864 (register_plugin_info): Set plugin->help.
1865 (print_help_one_plugin): New.
1866 (print_plugins_help): New.
1867 * plugin.h (print_plugins_help): New.
1868 * toplev.c (toplev_main): Call print_plugins_help if needed.
1870 2009-04-16 Richard Guenther <rguenther@suse.de>
1872 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1873 (gimple_ior_addresses_taken_1): New function.
1874 (gimple_ior_addresses_taken): Likewise.
1875 * gimple.h (struct gimple_statement_with_ops_base): Remove
1876 addresses_taken member.
1877 (gimple_ior_addresses_taken): Declare.
1878 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1879 gimple_set_addresses_taken): Remove.
1880 * ipa-reference.c (mark_address): New function.
1881 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1882 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1883 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1884 (gimple_add_to_addresses_taken): Remove.
1885 (get_tmr_operands): Call mark_address_taken.
1886 (get_asm_expr_operands): Likewise.
1887 (get_expr_operands): Likewise.
1888 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1889 (free_stmt_operands): Do not free it.
1890 * tree-ssa.c (delete_tree_ssa): Likewise.
1891 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1893 2009-04-16 Richard Guenther <rguenther@suse.de>
1895 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1896 (walk_stmt_load_store_ops): Likewise.
1897 * gimple.c (get_base_loadstore): New function.
1898 (walk_stmt_load_store_addr_ops): Likewise.
1899 (walk_stmt_load_store_ops): Likewise.
1900 * ipa-pure-const.c (check_op): Simplify.
1901 (check_load, check_store): New functions.
1902 (check_stmt): Use walk_stmt_load_store_ops.
1903 * ipa-reference.c (mark_load): Adjust signature.
1904 (mark_store): Likewise.
1905 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1907 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1909 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1911 * opts.c (common_handle_option): Don't call print_version.
1912 * plugin.c (plugin_name_args): Add version.
1913 (register_plugin_info): New.
1914 (register_callback): Handle PLUGIN_INFO.
1915 (try_init_one_plugin): New.
1916 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1918 (finalize_one_plugin): New.
1919 (finalize_plugins): New.
1920 (print_one_plugin): New.
1921 (print_plugins_versions): New.
1922 * plugin.h (print_plugins_versions): New.
1923 (finalize_plugins): New.
1924 * toplev.c (compile_file): Don't call initialize_plugins.
1925 (print_version): Call print_plugins_versions.
1926 (toplev_main): Call initialize_plugins. Print version if needed.
1927 Call finalize_plugins.
1929 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1931 * common.opt (fversion): New.
1932 * gcc.c (print_version): New.
1933 (process_command): Don't print the version. Just set print_version.
1934 (main): Print version. Call subprocesses if print_version and
1935 verbose_flag are set.
1936 * opts.c (common_handle_option): Handle OPT_fversion.
1938 2009-04-16 Richard Guenther <rguenther@suse.de>
1939 Ira Rosen <irar@il.ibm.com>
1941 PR tree-optimization/39698
1942 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1943 type of the reduction variable. Only generate the def if
1946 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1947 make sure to first convert to an integer of the same precision.
1948 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1949 the type of the evolution correctly in computing the new
1950 induction variable base.
1952 2009-04-16 Richard Guenther <rguenther@suse.de>
1955 * tree-cfg.c (make_blocks): Split statements with to-be
1956 abnormal SSA names on the lhs.
1958 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1960 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1961 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1962 * c-typeck.c (really_start_incremental_init): Likewise.
1963 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1964 (TARGET_INITIALIZER): Remove it.
1965 * target.h (struct target): Remove vector_opaque_p.
1966 * tree.c (build_opaque_vector_type): New.
1967 * tree.h (TYPE_VECTOR_OPAQUE): New.
1968 (build_opaque_vector_type): Declare.
1969 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1970 * config/rs6000/rs6000.c (build_opaque_vector_type,
1971 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1972 (rs6000_init_builtins): Use build_opaque_vector_type for
1973 opaque_V4SI_type_node.
1975 2009-04-15 Catherine Moore <clm@codesourcery.com>
1977 * debug.h (set_name): Declare.
1978 * dwarf2out.c (dwarf2out_set_name): Declare.
1979 (dwarf2_debug_hooks): Add set_name.
1980 (find_AT_string): New.
1981 (add_AT_string): Call find_AT_string.
1982 (dwarf2out_set_name): New.
1983 * cp/decl.c (grokdeclarator): Call set_name.
1984 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1985 * debug.c (do_nothing_debug_hooks): Likewise.
1986 * dbxout.c (dbx_debug_hooks): Likewise.
1987 * sdbout.c (sdb_debug_hooks): Likewise.
1989 2009-04-15 Michael Eager <eager@eagercon.com>
1991 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1992 reg for single-precision FPU.
1993 * config/rs6000/rs6000.md (movsi_internal1): Only for
1995 (movsi_internal1_single): New. Add pattern to move SI values to/from
1996 single-precision FP regs.
1998 2009-04-15 Richard Guenther <rguenther@suse.de>
2000 * omp-low.c (lower_rec_input_clauses): Build correct address
2002 (expand_omp_for_generic): Fix multiplication type.
2003 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2004 (generate_memset_zero): Fix types.
2005 * tree-profile.c (prepare_instrumented_value): Correctly
2008 2009-04-15 Ian Lance Taylor <iant@google.com>
2010 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2011 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2012 for -Wall and for -Wc++-compat.
2013 (c_common_post_options): For C++, set warn_enum_compare if not
2015 * c-tree.h (struct c_expr): Add field original_type.
2016 (build_external_ref): Update declaration.
2017 * c-parser.c (c_parser_braced_init): Set original_type.
2018 (c_parser_initelt): Likewise.
2019 (c_parser_expr_no_commas): Likewise.
2020 (c_parser_conditional_expression): Likewise.
2021 (c_parser_cast_expression): Likewise.
2022 (c_parser_unary_expression): Likewise. Pull setting of
2023 original_code to top of function.
2024 (c_parser_sizeof_expression): Set original_type.
2025 (c_parser_alignof_expression): Likewise.
2026 (c_parser_postfix_expression): Likewise. Pull setting of
2027 original_code to top of function.
2028 (c_parser_postfix_expression_after_paren_type): Set original_type.
2029 (c_parser_postfix_expression_after_primary): Likewise.
2030 (c_parser_expression): Likewise.
2031 * c-typeck.c (build_external_ref): Add type parameter. Change all
2033 (c_expr_sizeof_expr): Set original_type field.
2034 (parser_build_unary_op): Likewise.
2035 (parser_build_binary_op): Likewise. Optionally warn about
2036 comparisons of enums of different types.
2037 (digest_init): Set original_type field.
2038 (really_start_incremental_init): Likewise.
2039 (push_init_level, pop_init_level): Likewise.
2040 * doc/invoke.texi (Warning Options): -Wenum-compare now
2043 2009-04-15 Richard Guenther <rguenther@suse.de>
2045 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2046 out a necessary conversion.
2047 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2048 names we didn't value number.
2049 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2051 2009-04-15 Richard Guenther <rguenther@suse.de>
2053 PR tree-optimization/39764
2054 * tree-ssa-ccp.c (get_value): Canonicalize value with
2055 canonicalize_float_value.
2057 2009-04-15 Jan Hubicka <jh@suse.cz>
2059 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2060 Wrong version of patch.
2062 2009-04-15 Jan Hubicka <jh@suse.cz>
2064 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2066 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2068 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2069 our distinct integral and vector types.
2071 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2073 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2074 * init.c (build_vtbl_address): Remove call to assemble_external.
2076 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2078 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2079 output for other floating point modes.
2081 2009-04-14 Diego Novillo <dnovillo@google.com>
2083 * diagnostic.c (diagnostic_report_diagnostic): Do not
2084 warn about loaded plugins for DK_ERROR and DK_WARNING.
2085 * c-decl.c (declspecs_add_type): Move call to
2086 invoke_plugin_callbacks ...
2087 * c-parser.c (c_parser_declspecs): ... here.
2088 * plugin.c (dump_active_plugins): Tidy output.
2090 2009-04-14 Diego Novillo <dnovillo@google.com>
2091 Le-Chun Wu <lcwu@google.com>
2093 * configure.ac: Add --enable-plugin support.
2094 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2095 * Makefile.in (PLUGIN_H): Define.
2096 Export ENABLE_PLUGIN and GMPINC to site.exp.
2097 Add PLUGINLIBS to link command.
2098 Add/modify dependencies for plugin.o and files including plugin.h.
2100 * config.in: Regenerate.
2102 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2105 2009-04-14 Le-Chun Wu <lcwu@google.com>
2107 * tree-pass.h (register_one_dump_file): Add a prototype for
2108 register_one_dump_file.
2109 * toplev.c (compile_file): Call initialize_plugins.
2110 (do_compile): Call invoke_plugin_callbacks.
2111 (toplev_main): Call invoke_plugin_callbacks.
2112 * common.opt: Add -fplugin= and -fplugin-arg-.
2113 * gcc-plugin.h: New public header file for plugins to include.
2114 * plugin.c: New source file.
2115 * plugin.h: New internal header file.
2116 * passes.c (register_one_dump_file): Make it external.
2118 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2120 2009-04-14 Diego Novillo <dnovillo@google.com>
2122 * doc/plugins.texi: New.
2123 * doc/gccint.texi: Add reference to Plugins chapter.
2124 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2125 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2126 loaded plugins, if any.
2127 * timevar.def (TV_PLUGIN_INIT): Define.
2128 (TV_PLUGIN_RUN): Define.
2129 * plugin.c: Include timevar.h
2130 (plugins_active_p): New.
2131 (dump_active_plugins): New.
2132 (debug_active_plugins): New.
2134 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2136 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2138 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2140 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2142 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2143 the same as a minus without a shift.
2145 2009-04-14 Nick Clifton <nickc@redhat.com>
2147 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2148 comparisons with small integers will always produce a short
2151 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2154 2008-12-19 Diego Novillo <dnovillo@google.com>
2156 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2158 2009-04-14 Richard Guenther <rguenther@suse.de>
2160 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2162 (verify_gimple_assign_binary): Likewise. Handle shifts and
2164 (verify_gimple_phi): Print the mismatched argument position.
2165 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2167 (vect_update_init_of_dr): Likewise.
2168 * matrix-reorg.c (transform_access_sites): Do what the
2170 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2172 2009-04-13 Michael Eager <eager@eagercon.com>
2174 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2175 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2176 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2177 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2178 remove duplicate config
2180 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2182 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2183 file_name:line_number type locator of the call site.
2185 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2187 * genautomata.c: Put blank after comma.
2188 (automaton_decls): New.
2189 (struct unit_usage): Add comments to member next.
2190 (store_alt_unit_usage): Keep the list ordered.
2191 (unit_present_on_list_p, equal_alternatives_p): New.
2192 (check_regexp_units_distribution): Check units distribution
2193 correctness correctly.
2194 (main): Don't write automata if error is found. Return correct
2197 * config/m68k/cf.md (cfv4_ds): Remove.
2198 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2199 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2201 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2202 power4-load-ext, power4-store, power4-store-update,
2203 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2204 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2205 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2206 power4-sqrt, power4-isync): Modify reservation to make correct
2207 unit distribution to automata.
2209 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2210 power5-store-update, power5-two, power5-three, power5-lmul,
2211 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2213 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2215 * except.c (pass_set_nothrow_function_flags): Set name and add
2217 (set_nothrow_function_flags): Mention in the dump file when
2218 changing a function to nothrow.
2220 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2223 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2224 instead of unsigned long.
2226 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2228 * config/arm/arm.c (return_used_this_function): Remove.
2229 (arm_output_function_prologue): Remove use of
2230 return_used_this_function.
2231 (output_return_instruction): Replace use of
2232 return_used_this_function
2233 by cfun->machine->return_used_this_function.
2234 (arm_output_epilogue): Likewise.
2235 (arm_output_function_epilogue): Likewise.
2236 (thumb_unexpanded_epilogue): Likewise.
2237 * config/arm/arm.h (struct machine_function):
2238 New member return_used_this_function.
2240 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2242 * doc/install.texi: Correct description of default directory for
2243 --with-gxx-include-dir.
2245 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2247 * fold-const.c (build_range_check): Properly deal with enumeral and
2250 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2252 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2253 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2254 * params.h (MAX_GCSE_PASSES): Remove.
2255 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2256 in sequence. Remove ability to run multiple passes.
2257 (bypass_jumps): Report run as third CPROP pass.
2259 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2262 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2263 when deciding whether the whole SEQUENCE can throw.
2265 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2268 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2269 offseted label references.
2271 2009-04-11 Jan Hubicka <jh@suse.cz>
2273 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2275 2009-04-11 Richard Guenther <rguenther@suse.de>
2278 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2279 return variables as TREE_ADDRESSABLE.
2281 2009-04-11 Richard Guenther <rguenther@suse.de>
2283 PR tree-optimization/39713
2284 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2285 reference trees have SSA_NAME operands.
2287 2009-04-11 Richard Guenther <rguenther@suse.de>
2290 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2291 address expressions.
2293 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2295 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2296 match changes in Cygwin 1.7
2297 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2298 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2300 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2302 PR tree-optimization/39701
2303 * doc/invoke.texi (Optimization Options): Document change in
2304 meaning and initialization of -fdelete-null-pointer-checks.
2306 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2309 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2311 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2314 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2316 2009-04-10 Chao-ying Fu <fu@mips.com>
2318 * doc/tm.texi (Instruction Output): Document
2319 TARGET_ASM_FINAL_POSTSCAN_INSN.
2320 * target.h (final_postscan_insn): New field in asm_out.
2321 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2322 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2323 * final.c (final_scan_insn): Call
2324 targetm.asm_out.final_postscan_insn after outputting
2325 an asm macro and a normal instruction.
2327 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2328 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2329 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2330 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2331 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2333 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2336 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2337 variables as non-NULL even with -fdelete-null-pointer-checks.
2339 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2343 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2346 * config/i386/i386.c (classify_argument): Handle SCmode with
2347 (bit_offset % 64) != 0.
2349 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2351 * doc/invoke.texi (Optimize Options): Add cross-reference to
2352 -Q --help=optimizers examples.
2354 2009-04-10 Ben Elliston <bje@au.ibm.com>
2357 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2358 regalign for the reg == fpr and TDmode case.
2360 2009-04-09 David Ayers <ayers@fsfe.org>
2363 * objc/objc-act.c (warn_with_method): Remove helper function.
2364 (check_duplicates): Call warning and inform directly.
2365 (really_start_method): Likewise.
2367 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2369 * expmed.c (expand_divmod): Always use a comparison for a division
2370 by a large unsigned integer.
2372 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2373 for things others than variables or functions as nonzero.
2375 2009-04-09 Nick Clifton <nickc@redhat.com>
2377 * unwind-compat.c: Change copyright header to refer to version
2378 3 of the GNU General Public License with version 3.1 of the
2379 GCC Runtime Library Exception and to point readers at the
2380 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2381 * config/alpha/crtfastmath.c: Likewise.
2382 * config/alpha/linux-unwind.h: Likewise.
2383 * config/alpha/qrnnd.asm: Likewise.
2384 * config/alpha/vms-crt0-64.c: Likewise.
2385 * config/alpha/vms-crt0.c: Likewise.
2386 * config/alpha/vms-dwarf2.asm: Likewise.
2387 * config/alpha/vms-dwarf2eh.asm: Likewise.
2388 * config/alpha/vms-psxcrt0-64.c: Likewise.
2389 * config/alpha/vms-psxcrt0.c: Likewise.
2390 * config/alpha/vms_tramp.asm: Likewise.
2391 * config/arc/initfini.c: Likewise.
2392 * config/arc/lib1funcs.asm: Likewise.
2393 * config/arm/bpabi-v6m.S: Likewise.
2394 * config/arm/bpabi.S: Likewise.
2395 * config/arm/bpabi.c: Likewise.
2396 * config/arm/crti.asm: Likewise.
2397 * config/arm/crtn.asm: Likewise.
2398 * config/arm/ieee754-df.S: Likewise.
2399 * config/arm/ieee754-sf.S: Likewise.
2400 * config/arm/lib1funcs.asm: Likewise.
2401 * config/arm/libunwind.S: Likewise.
2402 * config/arm/linux-atomic.c: Likewise.
2403 * config/arm/mmintrin.h: Likewise.
2404 * config/arm/pr-support.c: Likewise.
2405 * config/arm/unaligned-funcs.c: Likewise.
2406 * config/arm/unwind-arm.c: Likewise.
2407 * config/arm/unwind-arm.h: Likewise.
2408 * config/avr/libgcc.S: Likewise.
2409 * config/bfin/crti.s: Likewise.
2410 * config/bfin/crtlibid.s: Likewise.
2411 * config/bfin/crtn.s: Likewise.
2412 * config/bfin/lib1funcs.asm: Likewise.
2413 * config/bfin/linux-unwind.h: Likewise.
2414 * config/cris/arit.c: Likewise.
2415 * config/cris/cris_abi_symbol.c: Likewise.
2416 * config/darwin-64.c: Likewise.
2417 * config/darwin-crt2.c: Likewise.
2418 * config/darwin-crt3.c: Likewise.
2419 * config/darwin.h: Likewise.
2420 * config/dbxelf.h: Likewise.
2421 * config/dfp-bit.c: Likewise.
2422 * config/dfp-bit.h: Likewise.
2423 * config/elfos.h: Likewise.
2424 * config/fixed-bit.c: Likewise.
2425 * config/fixed-bit.h: Likewise.
2426 * config/fp-bit.c: Likewise.
2427 * config/fp-bit.h: Likewise.
2428 * config/fr30/crti.asm: Likewise.
2429 * config/fr30/crtn.asm: Likewise.
2430 * config/fr30/lib1funcs.asm: Likewise.
2431 * config/freebsd-spec.h: Likewise.
2432 * config/frv/cmovd.c: Likewise.
2433 * config/frv/cmovh.c: Likewise.
2434 * config/frv/cmovw.c: Likewise.
2435 * config/frv/frvbegin.c: Likewise.
2436 * config/frv/frvend.c: Likewise.
2437 * config/frv/lib1funcs.asm: Likewise.
2438 * config/glibc-stdint.h: Likewise.
2439 * config/h8300/clzhi2.c: Likewise.
2440 * config/h8300/crti.asm: Likewise.
2441 * config/h8300/crtn.asm: Likewise.
2442 * config/h8300/ctzhi2.c: Likewise.
2443 * config/h8300/fixunssfsi.c: Likewise.
2444 * config/h8300/lib1funcs.asm: Likewise.
2445 * config/h8300/parityhi2.c: Likewise.
2446 * config/h8300/popcounthi2.c: Likewise.
2447 * config/i386/ammintrin.h: Likewise.
2448 * config/i386/att.h: Likewise.
2449 * config/i386/avxintrin.h: Likewise.
2450 * config/i386/biarch64.h: Likewise.
2451 * config/i386/bmmintrin.h: Likewise.
2452 * config/i386/cpuid.h: Likewise.
2453 * config/i386/cross-stdarg.h: Likewise.
2454 * config/i386/crtfastmath.c: Likewise.
2455 * config/i386/crtprec.c: Likewise.
2456 * config/i386/cygming-crtbegin.c: Likewise.
2457 * config/i386/cygming-crtend.c: Likewise.
2458 * config/i386/cygwin.asm: Likewise.
2459 * config/i386/emmintrin.h: Likewise.
2460 * config/i386/gmm_malloc.h: Likewise.
2461 * config/i386/gthr-win32.c: Likewise.
2462 * config/i386/i386.h: Likewise.
2463 * config/i386/immintrin.h: Likewise.
2464 * config/i386/linux-unwind.h: Likewise.
2465 * config/i386/linux64.h: Likewise.
2466 * config/i386/mm3dnow.h: Likewise.
2467 * config/i386/mmintrin-common.h: Likewise.
2468 * config/i386/mmintrin.h: Likewise.
2469 * config/i386/nmmintrin.h: Likewise.
2470 * config/i386/pmm_malloc.h: Likewise.
2471 * config/i386/pmmintrin.h: Likewise.
2472 * config/i386/smmintrin.h: Likewise.
2473 * config/i386/sol2-c1.asm: Likewise.
2474 * config/i386/sol2-ci.asm: Likewise.
2475 * config/i386/sol2-cn.asm: Likewise.
2476 * config/i386/sol2-gc1.asm: Likewise.
2477 * config/i386/tmmintrin.h: Likewise.
2478 * config/i386/unix.h: Likewise.
2479 * config/i386/w32-unwind.h: Likewise.
2480 * config/i386/wmmintrin.h: Likewise.
2481 * config/i386/x86-64.h: Likewise.
2482 * config/i386/x86intrin.h: Likewise.
2483 * config/i386/xmmintrin.h: Likewise.
2484 * config/ia64/crtbegin.asm: Likewise.
2485 * config/ia64/crtend.asm: Likewise.
2486 * config/ia64/crtfastmath.c: Likewise.
2487 * config/ia64/crti.asm: Likewise.
2488 * config/ia64/crtn.asm: Likewise.
2489 * config/ia64/fde-glibc.c: Likewise.
2490 * config/ia64/lib1funcs.asm: Likewise.
2491 * config/ia64/linux-unwind.h: Likewise.
2492 * config/ia64/quadlib.c: Likewise.
2493 * config/ia64/unwind-ia64.c: Likewise.
2494 * config/linux.h: Likewise.
2495 * config/m32c/m32c-lib1.S: Likewise.
2496 * config/m32c/m32c-lib2-trapv.c: Likewise.
2497 * config/m32c/m32c-lib2.c: Likewise.
2498 * config/m32r/initfini.c: Likewise.
2499 * config/m68hc11/larith.asm: Likewise.
2500 * config/m68hc11/m68hc11-crt0.S: Likewise.
2501 * config/m68k/cf.md: Likewise.
2502 * config/m68k/crti.s: Likewise.
2503 * config/m68k/crtn.s: Likewise.
2504 * config/m68k/lb1sf68.asm: Likewise.
2505 * config/m68k/linux-unwind.h: Likewise.
2506 * config/mcore/crti.asm: Likewise.
2507 * config/mcore/crtn.asm: Likewise.
2508 * config/mcore/lib1.asm: Likewise.
2509 * config/mips/linux-unwind.h: Likewise.
2510 * config/mips/loongson.h: Likewise.
2511 * config/mips/mips16.S: Likewise.
2512 * config/mmix/crti.asm: Likewise.
2513 * config/mmix/crtn.asm: Likewise.
2514 * config/pa/fptr.c: Likewise.
2515 * config/pa/hpux-unwind.h: Likewise.
2516 * config/pa/lib2funcs.asm: Likewise.
2517 * config/pa/linux-atomic.c: Likewise.
2518 * config/pa/linux-unwind.h: Likewise.
2519 * config/pa/milli64.S: Likewise.
2520 * config/pa/quadlib.c: Likewise.
2521 * config/pa/stublib.c: Likewise.
2522 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2523 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2524 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2525 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2526 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2527 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2528 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2529 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2530 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2531 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2532 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2533 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2534 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2535 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2536 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2537 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2538 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2539 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2540 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2541 * config/rs6000/750cl.h: Likewise.
2542 * config/rs6000/altivec.h: Likewise.
2543 * config/rs6000/biarch64.h: Likewise.
2544 * config/rs6000/crtresfpr.asm: Likewise.
2545 * config/rs6000/crtresgpr.asm: Likewise.
2546 * config/rs6000/crtresxfpr.asm: Likewise.
2547 * config/rs6000/crtresxgpr.asm: Likewise.
2548 * config/rs6000/crtsavfpr.asm: Likewise.
2549 * config/rs6000/crtsavgpr.asm: Likewise.
2550 * config/rs6000/darwin-asm.h: Likewise.
2551 * config/rs6000/darwin-fallback.c: Likewise.
2552 * config/rs6000/darwin-fpsave.asm: Likewise.
2553 * config/rs6000/darwin-ldouble.c: Likewise.
2554 * config/rs6000/darwin-tramp.asm: Likewise.
2555 * config/rs6000/darwin-unwind.h: Likewise.
2556 * config/rs6000/darwin-vecsave.asm: Likewise.
2557 * config/rs6000/darwin-world.asm: Likewise.
2558 * config/rs6000/e500crtres32gpr.asm: Likewise.
2559 * config/rs6000/e500crtres64gpr.asm: Likewise.
2560 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2561 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2562 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2563 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2564 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2565 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2566 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2567 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2568 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2569 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2570 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2571 * config/rs6000/eabi-ci.asm: Likewise.
2572 * config/rs6000/eabi-cn.asm: Likewise.
2573 * config/rs6000/eabi.asm: Likewise.
2574 * config/rs6000/linux-unwind.h: Likewise.
2575 * config/rs6000/linux64.h: Likewise.
2576 * config/rs6000/paired.h: Likewise.
2577 * config/rs6000/paired.md: Likewise.
2578 * config/rs6000/ppc64-fp.c: Likewise.
2579 * config/rs6000/ppu_intrinsics.h: Likewise.
2580 * config/rs6000/rs6000.h: Likewise.
2581 * config/rs6000/si2vmx.h: Likewise.
2582 * config/rs6000/sol-ci.asm: Likewise.
2583 * config/rs6000/sol-cn.asm: Likewise.
2584 * config/rs6000/spe.h: Likewise.
2585 * config/rs6000/spu2vmx.h: Likewise.
2586 * config/rs6000/sysv4.h: Likewise.
2587 * config/rs6000/tramp.asm: Likewise.
2588 * config/rs6000/vec_types.h: Likewise.
2589 * config/s390/linux-unwind.h: Likewise.
2590 * config/s390/tpf-unwind.h: Likewise.
2591 * config/score/crti.asm: Likewise.
2592 * config/score/crtn.asm: Likewise.
2593 * config/sh/crt1.asm: Likewise.
2594 * config/sh/crti.asm: Likewise.
2595 * config/sh/crtn.asm: Likewise.
2596 * config/sh/divtab-sh4-300.c: Likewise.
2597 * config/sh/divtab-sh4.c: Likewise.
2598 * config/sh/divtab.c: Likewise.
2599 * config/sh/lib1funcs-4-300.asm: Likewise.
2600 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2601 * config/sh/lib1funcs.asm: Likewise.
2602 * config/sh/lib1funcs.h: Likewise.
2603 * config/sh/linux-atomic.asm: Likewise.
2604 * config/sh/linux-unwind.h: Likewise.
2605 * config/sh/shmedia.h: Likewise.
2606 * config/sh/sshmedia.h: Likewise.
2607 * config/sh/ushmedia.h: Likewise.
2608 * config/sparc/crtfastmath.c: Likewise.
2609 * config/sparc/linux-unwind.h: Likewise.
2610 * config/sparc/sol2-c1.asm: Likewise.
2611 * config/sparc/sol2-ci.asm: Likewise.
2612 * config/sparc/sol2-cn.asm: Likewise.
2613 * config/spu/divmodti4.c: Likewise.
2614 * config/spu/divv2df3.c: Likewise.
2615 * config/spu/float_disf.c: Likewise.
2616 * config/spu/float_unsdidf.c: Likewise.
2617 * config/spu/float_unsdisf.c: Likewise.
2618 * config/spu/float_unssidf.c: Likewise.
2619 * config/spu/mfc_multi_tag_release.c: Likewise.
2620 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2621 * config/spu/mfc_tag_release.c: Likewise.
2622 * config/spu/mfc_tag_reserve.c: Likewise.
2623 * config/spu/mfc_tag_table.c: Likewise.
2624 * config/spu/multi3.c: Likewise.
2625 * config/spu/spu_internals.h: Likewise.
2626 * config/spu/spu_intrinsics.h: Likewise.
2627 * config/spu/spu_mfcio.h: Likewise.
2628 * config/spu/vec_types.h: Likewise.
2629 * config/spu/vmx2spu.h: Likewise.
2630 * config/stormy16/stormy16-lib2.c: Likewise.
2631 * config/svr4.h: Likewise.
2632 * config/sync.c: Likewise.
2633 * config/v850/lib1funcs.asm: Likewise.
2634 * config/vxlib-tls.c: Likewise.
2635 * config/vxlib.c: Likewise.
2636 * config/vxworks-dummy.h: Likewise.
2637 * config/xtensa/crti.asm: Likewise.
2638 * config/xtensa/crtn.asm: Likewise.
2639 * config/xtensa/ieee754-df.S: Likewise.
2640 * config/xtensa/ieee754-sf.S: Likewise.
2641 * config/xtensa/lib1funcs.asm: Likewise.
2642 * config/xtensa/lib2funcs.S: Likewise.
2643 * config/xtensa/linux-unwind.h: Likewise.
2644 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2645 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2646 * coretypes.h: Likewise.
2647 * crtstuff.c: Likewise.
2648 * defaults.h: Likewise.
2649 * dwarf2.h: Likewise.
2650 * emutls.c: Likewise.
2651 * gbl-ctors.h: Likewise.
2652 * gcov-io.h: Likewise.
2653 * ginclude/float.h: Likewise.
2654 * ginclude/iso646.h: Likewise.
2655 * ginclude/stdarg.h: Likewise.
2656 * ginclude/stdbool.h: Likewise.
2657 * ginclude/stddef.h: Likewise.
2658 * ginclude/stdfix.h: Likewise.
2659 * ginclude/stdint-gcc.h: Likewise.
2660 * ginclude/tgmath.h: Likewise.
2661 * gthr-aix.h: Likewise.
2662 * gthr-dce.h: Likewise.
2663 * gthr-gnat.c: Likewise.
2664 * gthr-gnat.h: Likewise.
2665 * gthr-lynx.h: Likewise.
2666 * gthr-mipssde.h: Likewise.
2667 * gthr-nks.h: Likewise.
2668 * gthr-posix.c: Likewise.
2669 * gthr-posix.h: Likewise.
2670 * gthr-posix95.h: Likewise.
2671 * gthr-rtems.h: Likewise.
2672 * gthr-single.h: Likewise.
2673 * gthr-solaris.h: Likewise.
2674 * gthr-tpf.h: Likewise.
2675 * gthr-vxworks.h: Likewise.
2676 * gthr-win32.h: Likewise.
2678 * libgcc2.c: Likewise.
2679 * libgcc2.h: Likewise.
2680 * libgcov.c: Likewise.
2681 * tsystem.h: Likewise.
2682 * typeclass.h: Likewise.
2683 * unwind-c.c: Likewise.
2684 * unwind-compat.h: Likewise.
2685 * unwind-dw2-fde-compat.c: Likewise.
2686 * unwind-dw2-fde-darwin.c: Likewise.
2687 * unwind-dw2-fde-glibc.c: Likewise.
2688 * unwind-dw2-fde.c: Likewise.
2689 * unwind-dw2-fde.h: Likewise.
2690 * unwind-dw2.c: Likewise.
2691 * unwind-dw2.h: Likewise.
2692 * unwind-generic.h: Likewise.
2693 * unwind-pe.h: Likewise.
2694 * unwind-sjlj.c: Likewise.
2695 * unwind.inc: Likewise.
2696 * config/arm/neon-gen.ml: Change generated copyright header to
2697 refer to version 3 of the GNU General Public License with
2698 version 3.1 of the GCC Runtime Library Exception and to point
2699 readers at the COPYING3 and COPYING3.RUNTIME files and the
2700 FSF's license web page.
2701 * config/arm/arm_neon.h: Regenerate.
2703 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2705 * config/cris/cris.md: Change copyright header to refer to version
2706 3 of the GNU General Public License.
2707 * doc/install.texi2html: Change copyright header to refer to version
2708 3 of the GNU General Public License and to point readers at the
2709 COPYING3 file and the FSF's license web page.
2710 * config/vax/linux.h: Likewise.
2712 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2714 * config/i386/i386.md (cmpcc): New.
2715 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2716 (sync_compare_and_swap_cc*): Delete.
2718 * config/s390/s390.c (s390_compare_emitted): Remove.
2719 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2720 s390_compare_emitted used to be handled. Assert that modes match.
2721 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2722 refer to sync_compare_and_swap_ccsi.
2723 * config/s390/s390.h (s390_compare_emitted): Remove.
2724 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2725 instead of s390_compare_emitted.
2726 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2727 instead of s390_compare_emitted.
2728 * config/s390/s390.md (cmpcc): New.
2729 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2730 CC_REGNUM, do not pretend it's set.
2731 (sync_compare_and_swap_cc*): Delete.
2732 * config/s390/predicates.md (cc_reg_operand): New.
2734 * expr.c (sync_compare_and_swap_cc): Delete.
2735 * optabs.h (sync_compare_and_swap_cc): Delete.
2736 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2737 is being used with can_compare_p.
2738 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2740 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2741 look for a MODE_CC set instead. Use emit_store_flag.
2742 (expand_compare_and_swap_loop): Likewise, with some additional
2743 complication to avoid a force_reg when useless. Use
2744 emit_cmp_and_jump_insns.
2745 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2746 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2747 sync_compare_and_swap documentation.
2749 2009-04-09 Jan Hubicka <jh@suse.cz>
2751 * except.c (find_prev_try): Break out from ....
2752 (duplicate_eh_regions): ... here; properly update prev_try pointers
2753 when duplication part of tree.
2754 (dump_eh_tree): Improve dumping.
2755 (verify_eh_region): New.
2756 (verify_eh_tree): Use it.
2758 2009-04-06 Richard Guenther <rguenther@suse.de>
2760 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2761 &ARRAY addresses by adjusting their types and prepending
2763 * tree-cfg.c (verify_gimple_assign_single): Verify that
2764 addresses are correct.
2766 2009-04-09 Richard Guenther <rguenther@suse.de>
2768 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2769 indices into an array reference if possible.
2770 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2771 Fold POINTER_PLUS_EXPR statements with invariant address.
2773 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2776 * config.gcc (powerpc64-*-linux*): Always build biarch.
2778 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2781 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2782 it and pedwarn if this results in an INTEGER_CST.
2784 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2786 * doc/install.texi: Update minimum GMP version. Remove obsolete
2787 text in MPFR section.
2789 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2791 * dwarf2out.c (class_scope_p): New static inline.
2792 (class_or_namespace_scope_p): Use it.
2793 (gen_variable_die): Use DW_TAG_member tag for static data member
2794 declarations instead of DW_TAG_variable.
2797 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2800 2009-04-08 Richard Guenther <rguenther@suse.de>
2802 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2803 valueize random data.
2805 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2807 * config.gcc (aix tm_file): Add aix-stdint.h.
2808 (aix tm clause use_gcc_stdint): Set to wrap.
2809 * config/rs6000/aix-stdint.h: New file.
2811 2009-04-08 Richard Guenther <rguenther@suse.de>
2814 * tree-dfa.c (add_referenced_var): Do not recurse into
2815 global initializers.
2816 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2818 (fold_const_aggregate_ref): Likewise.
2820 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2822 * recog.c (ordered_comparison_operator): New.
2823 * gensupport.c (std_preds): Add it.
2824 * doc/md.texi (Machine-Independent Predicates): Document it.
2826 2009-04-08 Jan Hubicka <jh@suse.cz>
2828 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2829 * function.h (rtl_eh): Remove exception_handler_label_map.
2830 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2831 remove_exception_handler_label, for_each_eh_label_1): Remove.
2832 (rtl_remove_unreachable_regions): Remove.
2833 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2834 (find_exception_handler_labels): Don't build the hashtable.
2835 (maybe_remove_eh_handler): Remove.
2836 (for_each_eh_label): Rewrite to walk the tree.
2837 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2838 * except.h (maybe_remove_eh_handler): Remove.
2839 * passes.c (init_optimization_passes): Schedule second EH cleanup
2841 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2842 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2844 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2846 * genoutput.c (validate_optab_operands): New.
2847 (gen_insn, gen_expand): Call it.
2849 * genflags.c (gen_insn): Detect misused iterators.
2850 (main): Pass line_no to gen_insn, exit with status 1 on error.
2852 * genextract.c (line_no): Make global.
2853 (VEC_safe_set_locstr): Change assertion to error message.
2854 (main): Exit with status 1 on error.
2856 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2860 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2861 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2862 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2863 * c-convert.c (convert): Do not call fold on results of conversion
2864 functions when the result is a C_MAYBE_CONST_EXPR.
2865 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2866 of __builtin_choose_expr.
2867 * c-typeck.c (remove_c_maybe_const_expr): New.
2868 (build_unary_op, build_conditional_expr, build_compound_expr,
2869 build_binary_op, c_objc_common_truthvalue_conversion): Call
2870 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2873 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2875 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2876 CODE to produce a new one. Add a prototype to use fold_convert_const
2878 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2881 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2882 mix declarations and code.
2884 2009-04-08 Ben Elliston <bje@au.ibm.com>
2886 * gcc.c: Replace `CC' with `GCC' throughout.
2888 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2890 * doc/invoke.texi: Document Atom support.
2892 2009-04-07 Jason Merrill <jason@redhat.com>
2895 * c-common.h, c-common.c: Add flag_pretty_templates.
2896 * c-opts.c (c_common_handle_option): Set it.
2897 * c.opt: Add -fno-pretty-templates.
2898 * doc/invoke.texi (C++ Dialect Options): Likewise.
2900 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2902 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2903 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2904 (ia64_expand_builtin): Likewise.
2906 2009-04-07 Martin Jambor <mjambor@suse.cz>
2908 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2909 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2910 ADDR_EXPRS are include too.
2912 2009-04-07 Richard Guenther <rguenther@suse.de>
2914 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2915 decls are only used if passes as parameters or if they are
2916 local statics and the call is not to a builtin.
2917 (call_may_clobber_ref_p_1): Likewise.
2919 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2921 * expr.c (do_store_flag): Remove last argument. Simplify code
2922 to avoid duplication of tests already done by can_compare_p.
2923 (expand_expr_real_1): Adjust caller.
2925 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2927 * optabs.c (can_compare_p): Test the predicate of a
2928 cbranch and cstore pattern.
2930 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2932 * expr.c (convert_move): Use emit_store_flag instead of
2935 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2937 * config/i386/i386.c (ix86_compare_emitted): Remove.
2938 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2939 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2940 * config/i386/i386.h (ix86_compare_emitted): Remove.
2941 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2942 instead of ix86_compare_emitted.
2943 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2945 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2947 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2948 Add t-sysroot-suffix to tmake_file.
2949 * config/print-sysroot-suffix.sh: New file.
2950 * config/t-sysroot-suffix: New file.
2952 2009-04-07 Ben Elliston <bje@au.ibm.com>
2954 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2955 as the latter produces a warning when the target does not support
2958 2009-04-07 Ben Elliston <bje@au.ibm.com>
2960 * dfp.c: Replace type punning assignments with memcpy throughout.
2961 * Makefile.in (dfp.o-warn): Remove.
2963 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2966 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2967 Include soft-fp/t-softfp after rs6000/t-linux64.
2969 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2971 * stor-layout.c (set_sizetype): Use the full precision of their
2972 machine mode for bitsize types.
2974 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2976 * config/i386/i386.md: Revert 2 accidental checkins.
2978 2009-04-06 Joey Ye <joey.ye@intel.com>
2979 Xuepeng Guo <xuepeng.guo@intel.com>
2980 H.J. Lu <hongjiu.lu@intel.com>
2982 Atom pipeline model, tuning and insn selection.
2983 * config.gcc (atom): Add atom config options and target.
2985 * config/i386/atom.md: New.
2987 * config/i386/i386.c (atom_cost): New cost.
2988 (m_ATOM): New macro flag.
2989 (initial_ix86_tune_features): Set m_ATOM.
2990 (x86_accumulate_outgoing_args): Likewise.
2991 (x86_arch_always_fancy_math_387): Likewise.
2992 (processor_target): Add Atom cost.
2993 (cpu_names): Add Atom cpu name.
2994 (override_options): Set Atom ISA.
2995 (ix86_issue_rate): New case PROCESSOR_ATOM.
2996 (ix86_adjust_cost): Likewise.
2998 * config/i386/i386.h (TARGET_ATOM): New target macro.
2999 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3000 (TARGET_OPT_AGU): New target option.
3001 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3002 (processor_type): Add PROCESSOR_ATOM.
3004 * config/i386/i386.md (cpu): Add new value "atom".
3005 (use_carry, movu): New attr.
3006 (atom.md): Include atom.md.
3007 (adddi3_carry_rex64): Set attr "use_carry".
3008 (addqi3_carry): Likewise.
3009 (addhi3_carry): Likewise.
3010 (addsi3_carry): Likewise.
3011 (*addsi3_carry_zext): Likewise.
3012 (subdi3_carry_rex64): Likewise.
3013 (subqi3_carry): Likewise.
3014 (subhi3_carry): Likewise.
3015 (subsi3_carry): Likewise.
3016 (x86_movdicc_0_m1_rex64): Likewise.
3017 (*x86_movdicc_0_m1_se): Likewise.
3018 (x86_movsicc_0_m1): Likewise.
3019 (*x86_movsicc_0_m1_se): Likewise.
3020 (*adddi_1_rex64): Emit add insn as much as possible.
3021 (*addsi_1): Likewise.
3022 (return_internal): Set atom_unit.
3023 (return_internal_long): Likewise.
3024 (return_pop_internal): Likewise.
3025 (*rcpsf2_sse): Set atom_sse_attr attr.
3026 (*qrt<mode>2_sse): Likewise.
3027 (*prefetch_sse): Likewise.
3029 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3031 (ix86_target_macros_internal): Likewise.
3033 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3034 (*prefetch_sse_rex): Likewise.
3035 (sse_rcpv4sf2): Likewise.
3036 (sse_vmrcpv4sf2): Likewise.
3037 (sse_sqrtv4sf2): Likewise.
3038 (<sse>_vmsqrt<mode>2): Likewise.
3039 (sse_ldmxcsr): Likewise.
3040 (sse_stmxcsr): Likewise.
3041 (*sse_sfence): Likewise.
3042 (sse2_clflush): Likewise.
3043 (*sse2_mfence): Likewise.
3044 (*sse2_lfence): Likewise.
3045 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3046 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3047 (avx_movdqu<avxmodesuffix>): Likewise.
3048 (avx_lddqu<avxmodesuffix>): Likewise.
3049 (sse2_movntv2di): Change attr "type" to "ssemov".
3050 (sse2_movntsi): Likewise.
3051 (rsqrtv8sf2): Change attr "type" to "sseadd".
3052 (sse3_addsubv2df3): Set attr "atom_unit".
3053 (sse3_h<plusminus_insn>v4sf3): Likewise.
3054 (*sse2_pmaddwd): Likewise.
3055 (*vec_extractv2di_1_rex64): Likewise.
3056 (*vec_extractv2di_1_avx): Likewise.
3057 (sse2_psadbw): Likewise.
3058 (ssse3_phaddwv8hi3): Likewise.
3059 (ssse3_phaddwv4hi3): Likewise.
3060 (ssse3_phadddv4si3): Likewise.
3061 (ssse3_phadddv2si3): Likewise.
3062 (ssse3_phaddswv8hi3): Likewise.
3063 (ssse3_phaddswv4hi3): Likewise.
3064 (ssse3_phsubwv8hi3): Likewise.
3065 (ssse3_phsubwv4hi3): Likewise.
3066 (ssse3_phsubdv4si3): Likewise.
3067 (ssse3_phsubdv2si3): Likewise.
3068 (ssse3_phsubswv8hi3): Likewise.
3069 (ssse3_phsubswv4hi3): Likewise.
3070 (ssse3_pmaddubsw128): Likewise.
3071 (sse3_pmaddubsw: Likewise.
3072 (ssse3_palignrti): Likewise.
3073 (ssse3_palignrdi): Likewise.
3075 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3077 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3079 2009-04-06 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/28868
3082 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3083 of which PHI results we inserted.
3084 (insert_into_preds_of_block): Record inserted PHIs.
3085 (eliminate): Eliminate redundant PHI nodes.
3086 (init_pre): Init inserted_phi_names.
3088 2009-04-06 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/39643
3091 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3092 IMAGPART_EXPRs of complex constants.
3093 (execute_fold_all_builtins): If we folded a call queue
3094 TODO_update_address_taken.
3096 2009-04-06 Jan Hubicka <jh@suse.cz>
3099 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3102 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3104 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3106 (ic_invalidate_array): Likewise.
3108 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3110 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3111 alignment for library calls.
3113 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3115 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3116 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3117 * config/i386/mingw-stdint.h: New file.
3119 2009-04-05 Richard Guenther <rguenther@suse.de>
3121 PR tree-optimization/39648
3122 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3123 our &A vs. &A[0] IL deficiencies.
3125 2009-04-04 Jan Hubicka <jh@suse.cz>
3127 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3128 removed toplevel regions.
3129 (sjlj_mark_call_sites): Likewise.
3131 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3133 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3134 (cygwin tm clause use_gcc_stdint): Set to wrap.
3135 * config/i386/cygwin-stdint.h: New file.
3137 2009-04-04 Richard Guenther <rguenther@suse.de>
3139 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3140 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3141 single-argument PHIs if we are in loop-closed SSA form.
3142 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3143 for the pre-condition.
3144 (slpeel_tree_peel_loop_to_edge): Likewise.
3145 (vect_build_loop_niters): Take an optional sequence to append stmts.
3146 (vect_generate_tmps_on_preheader): Likewise.
3147 (vect_do_peeling_for_loop_bound): Take extra guards for the
3149 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3150 the cost model check.
3151 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3152 guards if we are going to peel. Do not apply versioning in that case.
3153 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3154 (vect_do_peeling_for_loop_bound): Likewise.
3155 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3156 loop bound only record extra pre-conditions, do not apply loop
3159 2009-04-04 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3164 2009-04-04 Jan Hubicka <jh@suse.cz>
3166 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3167 last_basic_block for size of bb->index indexed array.
3168 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3169 compute_out, link_btr_uses, build_btr_def_use_webs,
3170 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3172 2009-04-04 Jan Hubicka <jh@suse.cz>
3174 * except.c (remove_eh_handler_and_replace): Break out from ...
3175 (remove_eh_handler): ... here.
3176 (bring_to_root): New function.
3177 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3178 handled ones, bring others to root of tree.
3180 2009-04-04 Jan Hubicka <jh@suse.cz>
3182 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3183 (all_phis_safe_to_merge): New function.
3184 (update_info): New structure.
3185 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3186 (cleanup_empty_eh): Update SSA if possible.
3188 2009-04-04 Richard Guenther <rguenther@suse.de>
3190 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3191 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3192 (append_vuse): Likewise.
3194 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3196 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3197 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3198 instead of REG_UNSAVED for DW_CFA_undefined.
3199 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3200 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3203 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3206 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3207 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3208 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3210 2009-04-04 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/8781
3213 PR tree-optimization/37892
3214 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3215 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3216 (valueize_refs): Call it for *& valueizations.
3217 (shared_reference_ops_from_ref): Rename to ...
3218 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3219 (shared_reference_ops_from_call): Rename to ...
3220 (valueize_shared_reference_ops_from_call): ... this and valueize.
3221 (vn_reference_lookup): Update.
3222 (visit_reference_op_call): Likewise.
3223 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3224 (eliminate): Value-replace the call address in call statements.
3226 2009-04-04 Richard Guenther <rguenther@suse.de>
3228 PR tree-optimization/39636
3229 * tree-ssa-forwprop.c
3230 (forward_propagate_addr_into_variable_array_index): Check for
3231 GIMPLE_ASSIGN before accessing the rhs code.
3233 2009-04-03 Jason Merrill <jason@redhat.com>
3235 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3237 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3239 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3240 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3241 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3242 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3243 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3244 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3245 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3246 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3247 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3248 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3249 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3250 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3251 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3252 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3253 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3254 Use fr_reg_or_fp01_operand instead of fr_register_operand
3256 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3257 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3258 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3260 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3262 PR rtl-optimization/39607
3263 PR rtl-optimization/39631
3267 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3268 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3269 instead of DF_LR_OUT.
3270 * ira-lives.c (process_bb_node_lives): Ditto.
3271 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3272 instead of DF_LR_{OUT,IN}.
3273 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3274 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3276 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3278 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3279 (execute_lower_omp): Always run but take the short way out if -fopenmp
3281 (gate_lower_omp): Remove, forcing the pass manager to always run the
3282 pass and always set PROP_gimple_lomp.
3283 (pass_lower_omp): Remove gate function.
3284 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3285 PROP_trees. Instead, require it.
3286 * ipa-cp.c (pass_ipa_cp): Likewise.
3287 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3288 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3289 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3290 and PROP_gimple_leh.
3292 2009-04-03 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/23940
3296 PR tree-optimization/33237
3299 PR tree-optimization/36201
3300 PR tree-optimization/36230
3301 PR tree-optimization/38049
3302 PR tree-optimization/38207
3303 PR tree-optimization/38230
3304 PR tree-optimization/38301
3305 PR tree-optimization/38585
3307 PR tree-optimization/38985
3308 PR tree-optimization/39299
3309 * tree-ssa-structalias.h: Remove.
3310 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3311 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3312 (struct vuse_element_d): Remove.
3313 (struct vuse_vec_d): Likewise.
3314 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3315 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3316 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3317 VUSE_ELEMENT_VAR): Likewise.
3318 (struct voptype_d): Likewise.
3319 (NUM_VOP_FREE_BUCKETS): Likewise.
3320 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3321 (struct stmt_operands_d): Remove.
3322 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3323 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3324 VDEF_NUM, VDEF_VECT): Likewise.
3325 (copy_virtual_operands): Remove.
3326 (operand_build_cmp): Likewise.
3327 (create_ssa_artificial_load_stmt): Likewise.
3328 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3329 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3330 vuse_index and mayuse_index members. Pack and move done and iter_type
3331 members to the front.
3332 (SSA_OP_VMAYUSE): Remove.
3333 (SSA_OP_VIRTUAL_USES): Adjust.
3334 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3335 (unlink_stmt_vdef): Declare.
3336 (add_to_addressable_set): Remove.
3337 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3338 (vrp_visit_stmt): Likewise.
3339 * doc/tree-ssa.texi (Alias analysis): Update.
3340 * doc/invoke.texi (max-aliased-vops): Remove docs.
3341 (avg-aliased-vops): Likewise.
3342 * tree-into-ssa.c (syms_to_rename): Remove.
3343 (need_to_update_vops_p): Likewise.
3344 (need_to_initialize_update_ssa_p): Rename to ...
3345 (update_ssa_initialized_fn): ... this. Track function we are
3347 (symbol_marked_for_renaming): Simplify.
3348 (add_new_name_mapping): Do not set need_to_update_vops_p.
3349 (dump_currdefs): Use SYMS_TO_RENAME.
3350 (rewrite_update_stmt): Always walk all uses/defs.
3351 (dump_update_ssa): Adjust.
3352 (init_update_ssa): Take function argument. Track what we are
3354 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3355 (create_new_def_for): Initialize for cfun, assert we are initialized
3357 (mark_sym_for_renaming): Simplify.
3358 (mark_set_for_renaming): Do not initialize update-ssa.
3359 (need_ssa_update_p): Simplify. Take function argument.
3360 (name_mappings_registered_p): Assert we ask for the correct function.
3361 (name_registered_for_update_p): Likewise.
3362 (ssa_names_to_replace): Likewise.
3363 (release_ssa_name_after_update_ssa): Likewise.
3364 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3365 (dump_decl_set): Do not print a newline.
3366 (debug_decl_set): Do it here.
3367 (dump_update_ssa): And here.
3368 * tree-ssa-loop-im.c (move_computations): Adjust.
3369 (movement_possibility): Likewise.
3370 (determine_max_movement): Likewise.
3371 (gather_mem_refs_stmt): Likewise.
3372 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3374 * tree-complex.c (update_all_vops): Remove.
3375 (expand_complex_move): Adjust.
3376 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3377 Simplify test for memory referencing statement. Exclude
3378 non-invariant ADDR_EXPRs.
3379 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3380 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3381 (rdg_flag_uses): Likewise.
3382 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3384 (tree_optimize_tail_calls_1): Also split the
3385 edge from the entry block if we have degenerate PHI nodes in
3386 the first basic block.
3387 * tree.c (init_ttree): Remove memory-tag related code.
3388 (tree_code_size): Likewise.
3389 (tree_node_structure): Likewise.
3390 (build7_stat): Re-write to be build6_stat.
3391 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3392 (SSA_VAR_P): Adjust.
3393 (struct tree_memory_tag): Remove.
3394 (struct tree_memory_partition_tag): Likewise.
3395 (union tree_node): Adjust.
3396 (build7): Re-write to be build6.
3397 * tree-pass.h (pass_reset_cc_flags): Remove.
3398 (TODO_update_address_taken): New flag.
3399 (pass_simple_dse): Remove.
3400 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3401 * params.h (MAX_ALIASED_VOPS): Remove.
3402 (AVG_ALIASED_VOPS): Likewise.
3403 * omp-low.c (expand_omp_taskreg): Update SSA form.
3404 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3405 aliases the lhs in a copy stmt.
3406 * tree-ssa-dse.c (struct address_walk_data): Remove.
3407 (memory_ssa_name_same): Likewise.
3408 (memory_address_same): Likewise.
3409 (get_kill_of_stmt_lhs): Likewise.
3410 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3411 unused stores. Look through PHI nodes into post-dominated regions.
3412 (dse_optimize_stmt): Simplify. Properly remove stores.
3413 (tree_ssa_dse): Compute dominators.
3414 (execute_simple_dse): Remove.
3415 (pass_simple_dse): Likewise.
3416 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3417 gimple_loaded_syms and gimple_stored_syms computation.
3418 * toplev.c (dump_memory_report): Dump alias and pta stats.
3419 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3420 (vn_reference_eq): Likewise.
3421 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3422 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3423 valueize_vuses): Remove.
3424 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3425 (get_def_ref_stmt_vuse): ... this.
3426 (vn_reference_lookup_2): New function.
3427 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3428 walking equivalent vuses. Simplify.
3429 (vn_reference_lookup): Likewise.
3430 (vn_reference_insert): Likewise.
3431 (vn_reference_insert_pieces): Likewise.
3432 (visit_reference_op_call): Simplify.
3433 (visit_reference_op_load): Likewise.
3434 (visit_reference_op_store): Likewise.
3435 (init_scc_vn): Remove shared_lookup_vuses initialization.
3436 (free_scc_vn): Remove shared_lookup_vuses freeing.
3437 (sort_vuses, sort_vuses_heap): Remove.
3438 (get_ref_from_reference_ops): Export.
3439 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3440 vector with single vuse pointer.
3441 (vn_reference_lookup_pieces, vn_reference_lookup,
3442 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3443 (shared_vuses_from_stmt): Remove.
3444 (get_ref_from_reference_ops): Declare.
3445 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3446 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3447 memory-tag related code.
3448 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3449 (likely_value): Add comment, skip static-chain of call statements.
3450 (surely_varying_stmt_p): Adjust.
3451 (gimplify_and_update_call_from_tree): Likewise.
3452 (execute_fold_all_builtins): Do not rebuild alias info.
3453 (gimplify_and_update_call_from_tree): Properly update VOPs.
3454 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3455 (copy_ref_info): Remove memory-tag related code.
3456 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3457 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3458 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3460 * tree-ssa-dom.c (gimple_p): Remove typedef.
3461 (eliminate_redundant_computations): Adjust.
3462 (record_equivalences_from_stmt): Likewise.
3463 (avail_expr_hash): Likewise.
3464 (avail_expr_eq): Likewise.
3465 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3466 (stmt_makes_single_load): Likewise.
3467 (stmt_makes_single_store): Likewise.
3468 * tree-ssa-alias.c: Rewrite completely.
3469 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3470 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3471 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3472 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3473 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3474 Remove public functions.
3475 (pass_reset_cc_flags): Remove.
3476 (pass_build_alias): Move ...
3477 * tree-ssa-structalias.c (pass_build_alias): ... here.
3478 * tree-ssa-alias.c (may_be_aliased): Move ...
3479 * tree-flow-inline.h (may_be_aliased): ... here.
3480 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3481 count_uses_and_derefs): Move ...
3482 * gimple.c: ... here.
3483 * gimple.h (count_uses_and_derefs): Declare.
3484 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3485 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3486 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3487 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3488 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3489 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3490 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3492 * tree-dfa.c (refs_may_alias_p): Move ...
3493 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3494 * tree-ssa-alias.h: New file.
3495 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3496 (statement_sink_location): Likewise.
3497 * opts.c (decode_options): Do not adjust max-aliased-vops or
3498 avg-aliased-vops values.
3499 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3500 (TV_CALL_CLOBBER): Likewise.
3501 (TV_FLOW_SENSITIVE): Likewise.
3502 (TV_FLOW_INSENSITIVE): Likewise.
3503 (TV_MEMORY_PARTITIONING): Likewise.
3504 (TV_ALIAS_STMT_WALK): New timevar.
3505 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3506 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3507 (get_address_description): Remove memory-tag related code.
3508 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3509 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3510 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3511 and immediate uses in statements. Document.
3512 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3513 (dump_symbols): Remove.
3514 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3515 * alias.c (get_deref_alias_set): New function split out from ...
3516 (get_alias_set): ... here.
3517 * alias.h (get_deref_alias_set): Declare.
3518 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3519 type parameter. Remove restrict pointer handling. Create a
3520 ref-all pointer in case type-based alias sets do not conflict.
3521 (vect_analyze_data_refs): Remove SMT related code.
3522 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3523 (vectorizable_load): Likewise.
3524 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3525 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3526 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3527 Ignore vops and SMTs.
3528 (dr_analyze_alias): Likewise..
3529 (free_data_ref): Likewise.
3530 (create_data_ref): Likewise.
3531 (analyze_all_data_dependences): Likewise.
3532 (get_references_in_stmt): Adjust.
3533 * tree-flow-inline.h (gimple_aliases_computed_p,
3534 gimple_addressable_vars, gimple_call_clobbered_vars,
3535 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3536 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3537 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3538 gimple_mem_ref_stats): Remove.
3539 (gimple_vop): New function.
3540 (op_iter_next_use): Remove vuses and mayuses cases.
3541 (op_iter_next_def): Remove vdefs case.
3542 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3543 (clear_and_done_ssa_iter): Do not set removed fields.
3544 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3545 Assert we are not iterating over vuses or vdefs if not also
3546 iterating over uses or defs.
3547 (op_iter_init_use): Likewise.
3548 (op_iter_init_def): Likewise.
3549 (op_iter_next_vdef): Remove.
3550 (op_iter_next_mustdef): Likewise.
3551 (op_iter_init_vdef): Likewise.
3552 (compare_ssa_operands_equal): Likewise.
3553 (link_use_stmts_after): Handle vuse operand.
3554 (is_call_used): Use is_call_clobbered.
3555 (is_call_clobbered): Global variables are always call clobbered,
3556 query the call-clobbers bitmap.
3557 (mark_call_clobbered): Ignore global variables.
3558 (clear_call_clobbered): Likewise.
3559 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3560 virtual operands sanity check.
3561 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3563 (TARGET_MEM_REF): Remove TMR_TAG operand.
3564 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3565 Remove call-clobber related code.
3566 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3567 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3568 partitions or escape reason.
3569 (get_single_def_stmt, get_single_def_stmt_from_phi,
3570 get_single_def_stmt_with_phi): Remove.
3571 (dump_referenced_vars): Tidy.
3572 (get_ref_base_and_extent): Allow bare decls.
3573 (collect_dfa_stats): Adjust.
3574 * graphite.c (rename_variables_in_stmt): Adjust.
3575 (graphite_copy_stmts_from_block): Likewise.
3576 (translate_clast): Likewise.
3577 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3579 (translate_vuse_through_block): Use the oracle.
3580 (phi_translate_1): Adjust.
3581 (value_dies_in_block_x): Use the oracle. Cache the outcome
3583 (valid_in_sets): Check if the VUSE for
3584 a REFERENCE is available.
3585 (eliminate): Do not remove stmts during elimination,
3586 instead queue and remove them afterwards.
3587 (do_pre): Do not rebuild alias info.
3588 (pass_pre): Run TODO_rebuild_alias before PRE.
3589 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3590 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3591 (mark_all_v_defs_stmt): Remove.
3592 (mark_all_v_defs_seq): Adjust.
3593 (sra_replace): Likewise.
3594 (scalarize_use): Likewise.
3595 (scalarize_copy): Likewise.
3596 (scalarize_init): Likewise.
3597 (scalarize_ldst): Likewise.
3598 (todoflags): Remove.
3599 (tree_sra): Do not rebuild alias info.
3600 (tree_sra_early): Adjust.
3601 (pass_sra): Run TODO_update_address_taken before SRA.
3602 * tree-predcom.c (set_alias_info): Remove.
3603 (prepare_initializers_chain): Do not call it.
3604 (mark_virtual_ops_for_renaming): Adjust.
3605 (mark_virtual_ops_for_renaming_list): Remove.
3606 (initialize_root_vars): Adjust.
3607 (initialize_root_vars_lm): Likewise.
3608 (prepare_initializers_chain): Likewise.
3609 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3610 (may_propagate_copy_into_stmt): Likewise.
3611 (merge_alias_info): Do nothing for now.
3612 (propagate_tree_value_into_stmt): Adjust.
3613 (stmt_may_generate_copy): Likewise.
3614 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3615 not mark symbols for renaming.
3616 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3617 with the same statement, make sure to update the new pointed-to one.
3618 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3619 call statements, do not mark symbols for renaming.
3620 (mark_operand_necessary): Dump something.
3621 (ref_may_be_aliased): New function.
3622 (mark_aliased_reaching_defs_necessary_1): New helper function.
3623 (mark_aliased_reaching_defs_necessary): Likewise.
3624 (mark_all_reaching_defs_necessary_1): Likewise.
3625 (mark_all_reaching_defs_necessary): Likewise.
3626 (propagate_necessity): Do not process virtual PHIs. For
3627 non-aliased loads mark all reaching definitions as necessary.
3628 For aliased loads and stores mark the immediate dominating
3629 aliased clobbers as necessary.
3630 (visited): New global static.
3631 (perform_tree_ssa_dce): Free visited bitmap after propagating
3633 (remove_dead_phis): Perform simple dead virtual PHI removal.
3634 (remove_dead_stmt): Properly unlink virtual operands when
3636 (eliminate_unnecessary_stmts): Schedule PHI removal after
3638 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3639 (process_replaceable): Likewise.
3640 (find_replaceable_in_bb): Likewise.
3641 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3642 based on the single gimple vop.
3643 (verify_flow_insensitive_alias_info): Remove.
3644 (verify_flow_sensitive_alias_info): Likewise.
3645 (verify_call_clobbering): Likewise.
3646 (verify_memory_partitions): Likewise.
3647 (verify_alias_info): Likewise.
3648 (verify_ssa): Adjust..
3649 (execute_update_addresses_taken): Export. Update SSA
3650 manually. Optimize only when optimizing. Use a local bitmap.
3651 (pass_update_address_taken): Remove TODO_update_ssa, add
3653 (pass_update_address_taken): Just use TODO_update_address_taken.
3654 (init_tree_ssa): Do not initialize addressable_vars.
3655 (verify_ssa): Verify new VUSE / VDEF properties.
3656 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3657 Do not call verify_alias_info.
3658 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3659 Do not free the loaded and stored syms bitmaps. Reset the escaped
3660 and callused solutions. Do not free addressable_vars.
3661 Remove memory-tag related code.
3662 (warn_uninitialized_var): Aliases are always available.
3663 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3664 * lambda-code.c (can_put_in_inner_loop): Adjust.
3665 (can_put_after_inner_loop): Likewise.
3666 (perfect_nestify): Likewise.
3667 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3668 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3669 (vectorizable_conversion): Do not mark symbols for renaming.
3670 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3671 (expand_call_inline): Unlink the calls virtual operands before
3673 (tree_function_versioning): Do not call update_ssa if we are not
3674 updating clones. Simplify.
3675 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3676 (propagate_with_phi): Likewise..
3677 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3678 clobber code. Assert we are not aliased or global.
3679 * tree-flow.h: Include tree-ssa-alias.h
3680 (enum escape_type): Remove.
3681 (struct mem_sym_stats_d): Likewise.
3682 (struct mem_ref_stats_d): Likewise.
3683 (struct gimple_df): Add vop member. Remove global_var,
3684 call_clobbered_vars, call_used_vars, addressable_vars,
3685 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3686 escaped and callused members.
3687 (struct ptr_info_def): Remove all members, add points-to solution
3689 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3690 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3691 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3692 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3693 (tree-ssa-alias.o): Likewise.
3694 (toplev.o): Add tree-ssa-alias.h
3695 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3696 * gimple.c (gimple_set_bb): Fix off-by-one error.
3697 (is_gimple_reg): Do not handle memory tags.
3698 (gimple_copy): Also copy virtual operands.
3699 Delay updating the statement. Do not reset loaded and stored syms.
3700 (gimple_set_stored_syms): Remove.
3701 (gimple_set_loaded_syms): Likewise.
3702 (gimple_call_copy_skip_args): Copy the virtual operands
3703 and mark the new statement modified.
3704 * tree-ssa-structalias.c (may_alias_p): Remove.
3705 (set_uids_in_ptset): Take the alias set to prune with as
3706 parameter. Fold in the alias test of may_alias_p.
3707 (compute_points_to_sets): Compute whether a ptr is dereferenced
3709 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3710 other ADDRESSOF constraints on the lhs.
3711 (get_constraint_for_component_ref): Assert that we don't get
3712 ADDRESSOF constraints from the base of the reference.
3713 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3714 (struct variable_info): Remove collapsed_to member.
3715 (get_varinfo_fc): Remove.
3716 (new_var_info): Do not set collapsed_to.
3717 (dump_constraint): Do not follow cycles.
3718 (dump_constraint_graph): Likewise.
3719 (build_pred_graph): Likewise.
3720 (build_succ_graph): Likewise.
3721 (rewrite_constraints): Likewise.
3722 (do_simple_structure_copy): Remove.
3723 (do_rhs_deref_structure_copy): Remove.
3724 (do_lhs_deref_structure_copy): Remove.
3725 (collapse_rest_of_var): Remove.
3726 (do_structure_copy): Re-implement.
3727 (pta_stats): New global variable.
3728 (dump_pta_stats): New function.
3729 (struct constraint_expr): Make offset signed.
3730 (UNKNOWN_OFFSET): Define special value.
3731 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3732 (solution_set_expand): New helper function split out from ...
3733 (do_sd_constraint): ... here.
3734 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3735 (do_ds_constraint): Likewise.
3736 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3737 and CALLUSED = *CALLUSED.
3738 (set_union_with_increment): Make inc argument signed.
3739 (type_safe): Remove.
3740 (get_constraint_for_ptr_offset): Handle unknown and negative
3742 (first_vi_for_offset): Handle offsets before start. Bail
3743 out early for offsets beyond the variable extent.
3744 (first_or_preceding_vi_for_offset): New function.
3745 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3746 Together with ESCAPED = *ESCAPED this properly computes reachability.
3747 (find_what_var_points_to): New function.
3748 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3749 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3750 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3751 pt_solutions_intersect): New functions.
3752 (compute_call_used_vars): Remove.
3753 (compute_may_aliases): New main entry into PTA computation.
3754 * gimple.h (gimple_p): New typedef.
3755 (struct gimple_statement_base): Remove references_memory_p.
3756 (struct gimple_statement_with_memory_ops_base): Remove
3757 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3759 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3760 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3761 gimple_set_references_memory): Remove.
3762 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3763 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3765 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3766 (verify_expr): Allow RESULT_DECL.
3767 (gimple_duplicate_bb): Do not copy virtual operands.
3768 (gimple_duplicate_sese_region): Adjust.
3769 (gimple_duplicate_sese_tail): Likewise.
3770 (mark_virtual_ops_in_region): Remove.
3771 (move_sese_region_to_fn): Do not call it.
3772 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3773 and pass_simple_dse.
3774 (execute_function_todo): Handle TODO_update_address_taken,
3775 call execute_update_addresses_taken for TODO_rebuild_alias.
3776 (execute_todo): Adjust.
3777 (execute_one_pass): Init dump files early.
3778 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3780 (create_general_new_stmt): Clear vops.
3781 * tree-ssa-reassoc.c (get_rank): Adjust.
3782 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3783 symbols for renaming.
3784 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3785 (PARAM_AVG_ALIASED_VOPS): Likewise.
3786 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3787 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3788 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3789 (operand_build_cmp, copy_virtual_operands,
3790 create_ssa_artificial_load_stmt, add_to_addressable_set,
3791 gimple_add_to_addresses_taken): Remove public functions.
3792 (unlink_stmt_vdef): New function.
3794 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3796 * config.gcc (powerpc-*-linux*): Merge variants.
3798 2009-04-02 Chao-ying Fu <fu@mips.com>
3799 James Grosbach <james.grosbach@microchip.com>
3801 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3802 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3804 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3805 keep_interrupts_masked_p, use_debug_exception_return_p.
3806 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3807 keep_interrupts_masked, use_debug_exception_return.
3808 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3809 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3811 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3812 (mips_print_operand): Process COP0 registers to print $0 .. $31
3813 correctly for GAS to process.
3814 (mips_interrupt_extra_call_saved_reg_p): New function.
3815 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3817 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3818 (mips_compute_frame_info): Add supports for interrupt context that
3819 includes doubleword accumulators and COP0 registers.
3820 (mips_for_each_saved_acc): New function.
3821 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3822 mips_for_each_saved_reg.
3823 (mips_save_reg): Save accumulators.
3824 (mips_kernel_reg_p): A new for_each_rtx callback.
3825 (mips_expand_prologue): Support interrupt handlers.
3826 (mips_restore_reg): Restore accumulators.
3827 (mips_expand_epilogue): Support interrupt handlers.
3828 (mips_can_use_return_insn): Return false for interrupt handlers.
3829 (mips_epilogue_uses): New function.
3830 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3831 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3832 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3833 cop0_move): New instructions.
3834 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3835 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3837 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3839 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3840 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3841 interrupt handlers, we use K0 as the temporary register.
3842 (EPILOGUE_USES): Change to a function call.
3843 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3844 handlers, we use K0 as the temporary register.
3846 * doc/extend.texi (Function Attributes): Document interrupt,
3847 use_shadow_register_set, keep_interrupts_masked,
3848 use_debug_exception_return for MIPS attributes.
3850 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3852 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3853 Remove a number of t-files from tmake_file.
3854 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3855 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3856 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3857 target_prototype, not TARGET_PROTOTYPE.
3858 (LINK_OS_GNU_SPEC): Define.
3859 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3860 and darwin-ldoubdle.c.
3862 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3865 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3866 (cpp_options): Ditto.
3867 (default_compilers): Ditto.
3868 (display_help): Ditto.
3869 (process_command): Ditto.
3871 (set_input): Use lbasename instead of duplicate code.
3872 (save_temps_prefix): New static for -save-temps=obj.
3873 (save_temps_length): Ditto.
3875 * doc/invoke.texi (-save-temps=obj): Document new variant to
3878 2009-04-02 Jeff Law <law@redhat.com>
3880 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3883 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3885 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3886 * configure: Regenerated.
3888 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3890 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3891 share the argument list.
3893 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3897 2009-02-12 Diego Novillo <dnovillo@google.com>
3899 * varpool.c (debug_varpool): New.
3900 * cgraph.h (debug_varpool): Declare.
3902 2009-04-02 Jan Hubicka <jh@suse.cz>
3904 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3907 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/i386.c (ix86_abi): Move initialization to ...
3910 (override_options): Here.
3912 2009-04-02 Christian Bruel <christian.bruel@st.com>
3914 * config/sh/sh.c (sh_dwarf_register_span): New function.
3915 (TARGET_DWARF_REGISTER_SPAN): Define.
3916 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3918 2009-04-02 Ira Rosen <irar@il.ibm.com>
3920 PR tree-optimization/39595
3921 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3922 interleaved loads group is not greater than the SLP group size.
3924 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3926 * builtins.c (is_builtin_name): New.
3927 (called_as_built_in): Use is_builtin_name.
3928 * tree.h (is_builtin_name): New.
3929 * varasm.c (incorporeal_function_p): Use is_builtin_name
3931 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3933 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3935 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3938 * c-decl.c (clone_underlying_type): Move this ...
3939 * c-common.c (set_underlying_type): ... here.
3940 Also, make sure the function properly sets TYPE_STUB_DECL() on
3941 the newly created typedef variant type.
3942 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3943 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3946 2009-04-02 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/37221
3949 * tree-flow.h (degenerate_phi_result): Declare.
3950 * tree-ssa-dom.c (degenerate_phi_result): Export.
3951 * tree-scalar-evolution.c (analyze_initial_condition): If
3952 the initial condition is defined by a degenerate PHI node
3953 use the degenerate value.
3955 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3957 PR rtl-optimization/39588
3958 * combine.c (merge_outer_ops): Do not set the constant when this
3960 (simplify_shift_const_1): Do not modify it either in this case.
3962 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3964 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3965 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3967 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3970 * c-lex.c (interpret_float): Default (no suffix) is double.
3972 2009-04-1 Xinliang David Li <davidxl@google.com>
3974 * config/i386/i386.c (legitimate_constant_p): Recognize
3975 all one vector constant.
3977 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3979 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3980 Change #include order to silence two warnings.
3982 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3984 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3985 (ASM_SPEC): Pass -k to the assembler for PIC code.
3987 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3989 * gcc/config.gcc: Add vax-*-linux* to the switch.
3990 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3991 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3993 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3995 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3996 Use predicate macros instead of GET_CODE() == foo.
3997 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3998 ashlsi3, rotrsi3, <unnamed>): Likewise.
4000 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4002 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4003 jbbccihi, jbbccisi): Remova trailing whitespace.
4004 * gcc/config/vax/constraints.md: Likewise.
4005 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4006 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4007 * gcc/config/vax/predicates.md: Likewise.
4008 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4009 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4010 * gcc/config/vax/vax.h: Likewise.
4011 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4013 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4015 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4016 (indirectable_address_p, adjacent_operands_p): Add spaces around
4018 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4020 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4022 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4023 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4024 index_term_p, reg_plus_index_p, legitimate_address_p,
4025 vax_mode_dependent_address_p): Update comments to match functions
4026 modified by the recent int->bool conversion.
4028 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4030 * gcc/config/vax/builtins.md: Update copyright message.
4031 * gcc/config/vax/constraints.md: Likewise.
4032 * gcc/config/vax/netbsd-elf.h: Likewise.
4033 * gcc/config/vax/predicates.md: Likewise.
4034 * gcc/config/vax/vax-protos.h: Likewise.
4035 * gcc/config/vax/vax.c: Likewise.
4036 * gcc/config/vax/vax.h: Likewise.
4037 * gcc/config/vax/vax.md: Likewise.
4038 * gcc/config/vax/vax.opt: Likewise.
4040 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4042 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4043 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4044 * gcc/config/vax/constraints.md (B, R): Likewise.
4045 * gcc/config/vax/predicates.md (external_memory_operand,
4046 nonimmediate_addsub_di_operand): Likewise.
4047 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4048 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4049 untyped_call): Likewise.
4051 2009-04-01 Matt Thomas <matt@3am-software.com>
4053 * config/vax/predicates.md: New file.
4054 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4055 external_const_operand, nonsymbolic_operand, external_memory_operand,
4056 indirect_memory_operand, indexed_memory_operand,
4057 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4058 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4060 * config/vax/constraints.md: New file.
4061 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4063 * config/vax/builtins.md: New file.
4064 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4065 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4067 * config/vax/vax.opt (mqmath): Add option.
4068 * config/vax/vax.md (isfx): Extend with DI.
4069 (VAXintQH, VAXintQHSD): Define.
4070 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4071 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4072 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4073 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4074 (movdi): Update constraints and use vax_output_int_move().
4075 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4076 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4077 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4078 nonlocal_goto): New.
4079 (mov<mode>): Extend accepted operand types.
4080 (subdi3_old): Rename from subdi3, change update constraints and use
4081 a new implementation.
4082 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4083 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4084 MOVE_RATIO, CLEAR_RATIO): Define.
4085 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4086 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4087 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4088 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4089 (split_quadword_operands): Make static and really allow variable
4091 (print_operand_address): Update for PIC generation.
4092 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4093 indexable_address_p, fixup_mathdi_operand,
4094 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4095 (vax_float_literal, legitimate_constant_p,
4096 indirectable_constant_address_p, index_term_p,
4097 reg_plus_index_p): Return bool instead of int.
4098 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4100 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4102 (vax_output_conditional_branch): Indent.
4103 (legitimate_constant_address_p, indirectable_constant_address_p,
4104 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4105 vax_mode_dependent_address_p): Return bool instead of int, update for
4107 * config/vax/vax-protos.h (legitimate_constant_address_p,
4108 legitimate_constant_p, legitimate_address_p,
4109 vax_mode_dependent_address_p): Change declaration to bool.
4110 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4111 vax_expand_addsub_di_operands, vax_output_int_subtract,
4112 vax_output_movmemsi): Declare.
4113 (split_quadword_operands, vax_float_literal): Delete declaration.
4114 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4115 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4116 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4117 ASM_OUTPUT_DWARF_PCREL): Define.
4118 (ASM_SPEC): Change definition to allow PIC generation.
4120 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4122 * doc/sourcebuild.texi: Update front-end requirements.
4124 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4127 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4128 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4129 (booldi3_internal3): Use boolean_or_operator instead of
4132 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4135 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4136 declarator whose size is not an integer constant expression but
4137 folds to an integer constant, then treat it as a constant
4140 2009-04-01 Richard Guenther <rguenther@suse.de>
4142 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4143 i * 4 + 2 to (i * 2 + 1) * 2.
4145 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4148 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4149 return if c_parser_asm_string_literal returned NULL.
4151 2009-04-01 Nick Clifton <nickc@redhat.com>
4153 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4155 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4156 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4157 other typedefs to avoid conflicts with libgcc2.c. Define labels
4158 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4160 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4161 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4164 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4166 * varasm.c (default_function_rodata_section): Declare DOT as
4169 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4170 Andrey Galkin <agalkin@hypercom.com>
4173 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4174 Make object_name unique for each process.
4176 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4179 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4180 addressable variables in the parallel that could go out of scope while
4181 running queued tasks.
4183 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4185 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4186 (CASE_VALUES_THRESHOLD): Redefine.
4187 * config/avr/avr.c (avr_override_options): Remove initialization of
4188 avr_case_values_threshold variable.
4189 (avr_case_values_threshold): Remove variable. Add new function.
4190 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4191 * config/avr/avr.opt (mno-tablejump): Remove option.
4192 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4194 2009-04-01 DJ Delorie <dj@redhat.com>
4196 * varasm.c (default_function_rodata_section): Don't assume
4197 anything about where the first '.' in the section name is.
4199 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4201 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4202 rs6000_emit_stack_tie.
4204 2009-03-31 Ian Lance Taylor <iant@google.com>
4206 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4207 gimple_code with GIMPLE_RESX, not RESX.
4209 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4211 * c-common.c (c_get_ident): New.
4212 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4214 2009-04-01 Ben Elliston <bje@au.ibm.com>
4216 * config/rs6000/sysv4.opt (msdata): Improve option description.
4218 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4220 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4221 (divdf3_internal_lat): Remove.
4222 (divxf3_internal_lat): Remove.
4223 (divxf3_internal_thr): Remove.
4224 (divxf): Use divxf3_internal.
4225 * config/ia64/div.md (divsf3_internal_lat): New.
4226 (divdf3_internal_lat): New.
4227 (divxf3_internal): New.
4229 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4232 * Makefile.in (USE_GCC_STDINT): Define.
4233 (stmp-int-hdrs): Install stdint.h if applicable.
4234 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4236 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4237 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4238 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4239 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4240 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4241 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4242 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4243 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4244 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4245 (c_common_nodes_and_builtins): Initialize
4246 underlying_wchar_type_node. Do not initialize
4247 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4248 nodes for new types.
4249 (c_stddef_cpp_builtins): Define macros for new types.
4250 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4252 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4253 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4254 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4255 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4256 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4257 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4258 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4259 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4260 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4261 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4262 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4263 int16_type_node, int32_type_node, int64_type_node,
4264 uint8_type_node, uint16_type_node, c_uint32_type_node,
4265 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4266 int_least32_type_node, int_least64_type_node,
4267 uint_least8_type_node, uint_least16_type_node,
4268 uint_least32_type_node, uint_least64_type_node,
4269 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4270 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4271 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4272 uintptr_type_node): Define.
4273 * c-cppbuiltin.c (builtin_define_constants,
4274 builtin_define_type_minmax): New.
4275 (builtin_define_stdint_macros): Define more macros.
4276 (c_cpp_builtins): Define more limit macros.
4278 (builtin_define_type_max): Define in terms of
4279 builtin_define_type_minmax. Remove is_long parameter. All
4281 * config.gcc (use_gcc_stdint): Define.
4282 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4283 Add newlib-stdint.h for generic targets.
4284 * config/glibc-stdint.h, config/newlib-stdint.h,
4285 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4286 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4287 * config/score/score.h (UINTPTR_TYPE): Define.
4288 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4289 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4290 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4291 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4292 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4293 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4294 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4295 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4296 * config/spu/spu.h (STDINT_LONG32): Define.
4297 * configure.ac (use_gcc_stdint): Substitute.
4298 * configure: Regenerate.
4299 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4300 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4301 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4302 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4303 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4304 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4305 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4306 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4307 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4308 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4309 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4310 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4311 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4312 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4313 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4314 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4315 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4316 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4317 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4318 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4319 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4320 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4321 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4322 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4323 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4324 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4325 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4326 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4327 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4329 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4331 * loop-iv.c (suitable_set_for_replacement): Renamed from
4332 simplify_using_assignment; changed to return bool and to accept new
4333 args DEST and SRC. Return true iff we find a source/destination pair
4334 that can be used to make a replacement, and fill SRC and DEST if so.
4335 Remove arg ALTERED. Don't deal with altered regs here. All callers
4337 (simplify_using_initial_values): Deal with altered regs here and track
4338 more precisely the effect they have on the validity of our expression.
4340 * loop-iv.c (simplify_using_condition): A condition of the form
4341 (EQ REG CONST) can be used to simply make a substitution.
4342 (simplify_using_initial_values): Keep track of conditions we have seen
4343 and keep using them to simplify new expressions, while applying the
4344 same substitutions to them as to the expression.
4346 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4347 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4350 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4351 changed. Use this when trying to improve the upper bound.
4352 Generate the comparison by using simplify_gen_relational.
4354 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4356 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4358 (simplify_using_assignment, simplify_using_initial_values): Call
4359 replace_in_expr to make replacements. Call replace_single_def_regs
4360 once on the initial version of the expression.
4362 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4365 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4367 2009-03-31 Richard Guenther <rguenther@suse.de>
4370 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4371 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4373 2009-03-31 Richard Guenther <rguenther@suse.de>
4375 * tree.h (div_if_zero_remainder): Declare.
4376 * fold-const.c (div_if_zero_remainder): Export.
4377 * tree-ssa-forwprop.c
4378 (forward_propagate_addr_into_variable_array_index): Handle
4379 constant array index addition outside of the variable index.
4381 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4384 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4385 define_splits, floatunssi<mode>2): Require x87 conversions from
4386 DImode to be permitted.
4388 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4390 PR preprocessor/15638
4391 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4393 2009-03-31 Richard Guenther <rguenther@suse.de>
4397 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4398 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4399 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4400 a separate statement.
4401 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4402 (lookup_tmp_var): Likewise.
4403 (is_gimple_formal_tmp_or_call_rhs): Remove.
4404 (is_gimple_reg_or_call_rhs): Rename to ...
4405 (is_gimple_reg_rhs_or_call): ... this.
4406 (is_gimple_mem_or_call_rhs): Rename to ...
4407 (is_gimple_mem_rhs_or_call): ... this.
4408 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4409 DECL_GIMPLE_REG_P only if is_formal is true.
4410 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4411 for non-proper post-modify expression gimplification.
4412 (gimplify_self_mod_expr): For post-modify expressions gimplify
4413 the lvalue to a minimal lvalue.
4414 (rhs_predicate_for): Remove formal temp case.
4415 (gimplify_modify_expr_rhs): Likewise.
4416 (gimplify_addr_expr): Use is_gimple_reg.
4417 (gimplify_expr): Remove formal temp cases.
4418 (gimple_regimplify_operands): Likewise.
4419 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4420 and FILTER_EXPR like constants.
4421 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4423 (is_gimple_formal_tmp_rhs): Remove.
4424 (is_gimple_reg_rhs): Remove special casing.
4425 (is_gimple_mem_rhs): Fix.
4426 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4427 (is_gimple_formal_tmp_var): Remove.
4428 (is_gimple_formal_tmp_reg): Likewise.
4429 (is_gimple_min_lval): Allow invariant component ref parts.
4430 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4431 is_gimple_formal_tmp_reg): Remove declarations.
4432 * tree-cfg.c (verify_expr): Verify that variables with address
4433 taken do not have DECL_GIMPLE_REG_P set.
4434 * tree-mudflap.c (mf_build_check_statement_for): Use
4435 force_gimple_operand instead of gimplify_expr.
4437 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4439 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4440 schedulable rows to compute_split_row.
4442 2009-03-31 Ben Elliston <bje@au.ibm.com>
4445 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4448 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4450 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4451 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4452 * configure: Regenerate.
4453 * config.in: Regenerate.
4454 * config/rs6000/rs6000.opt (mtls-markers): Add.
4455 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4456 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4457 (tls_ld_aix, tls_ld_sysv): Likewise.
4458 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4459 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4461 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4463 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4465 2009-03-30 Jan Hubicka <jh@suse.cz>
4467 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4469 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4470 detection and label handling.
4472 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4474 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4475 left_conflicts_size.
4476 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4477 ALLOCNO_LEFT_CONFLICTS_SIZE.
4479 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4480 remove_allocno_from_bucket_and_push,
4481 allocno_spill_priority_compare, push_allocnos_to_stack,
4482 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4483 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4484 (setup_allocno_left_conflicts_num): Ditto. Rename to
4485 setup_allocno_left_conflicts_size.
4486 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4487 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4488 setup_allocno_left_conflicts_size instead of
4489 setup_allocno_left_conflicts_num.
4491 * ira-build.c (ira_create_allocno): Use
4492 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4493 ALLOCNO_LEFT_CONFLICTS_NUM.
4495 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4497 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4498 instead of DF_LR_OUT.
4500 * ira-lives.c (process_bb_node_lives): Ditto.
4502 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4503 instead of DF_LR_{OUT,IN}.
4505 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4507 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4509 2009-03-30 Jan Hubicka <jh@suse.cz>
4511 * except.c (label_to_region_map): Fix thinko.
4513 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4516 * tree.h (tree_find_value): New declaration.
4517 * tree.c (tree_find_value): New function.
4518 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4520 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4523 * c-decl.c (struct c_binding): Add locus field.
4524 (bind): Add locus argument, set locus field from it.
4525 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4526 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4527 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4528 implicitly_declare, undeclared_variable, lookup_label,
4529 declare_label, c_make_fname_decl, c_builtin_function,
4530 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4533 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4536 * config/i386/i386.c (classify_argument): Check total size of
4539 2009-03-30 Martin Jambor <mjambor@suse.cz>
4541 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4542 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4543 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4546 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4547 seen_variable_array_ref while also traversing a union.
4549 * tree-inline.c (optimize_inline_calls): Do not call
4550 cgraph_node_remove_callees.
4551 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4552 (pass_remove_cgraph_callee_edges): New variable.
4553 * passes.c (init_optimization_passes): Add
4554 pass_remove_cgraph_callee_edges after early inlining and before all
4555 late intraprocedural passes.
4557 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4559 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4561 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4564 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4566 * combine.c (simplify_comparison): Use have_insn_for.
4567 * dojump.c (do_jump): Likewise.
4569 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4571 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4572 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4573 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4574 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4575 instead of sparc_compare_emitted.
4576 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4577 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4578 instead of sparc_compare_emitted.
4580 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4582 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4583 enter/exit cfglayout mode.
4584 (pass_partition_block): Require it.
4585 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4586 (combine_instructions): Track basic blocks instead of labels.
4587 (update_cfg_for_uncondjump): New.
4588 (try_combine): Use it. Update jumps after rescanning.
4589 (pass_combine): Require PROP_cfglayout.
4590 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4592 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4594 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4595 Provide/destroy PROP_cfglayout respectively.
4596 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4597 * tree-pass.h (PROP_cfglayout): New.
4599 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4601 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4602 fold_convert_const_fixed_from_fixed,
4603 fold_convert_const_fixed_from_int,
4604 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4605 set TREE_CONSTANT_OVERFLOW.
4606 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4607 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4609 2009-03-30 Ira Rosen <irar@il.ibm.com>
4611 * tree-vect-loop-manip.c: New file.
4612 * tree-vectorizer.c: Update documentation and included files.
4613 (vect_loop_location): Make extern.
4614 (rename_use_op): Move to tree-vect-loop-manip.c
4615 (rename_variables_in_bb, rename_variables_in_loop,
4616 slpeel_update_phis_for_duplicate_loop,
4617 slpeel_update_phi_nodes_for_guard1,
4618 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4619 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4620 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4621 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4622 find_loop_location): Likewise.
4623 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4624 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4625 get_vectype_for_scalar_type, vect_is_simple_use,
4626 supportable_widening_operation, supportable_narrowing_operation):
4628 (bb_in_loop_p): Move to tree-vect-loop.c.
4629 (new_loop_vec_info, destroy_loop_vec_info,
4630 reduction_code_for_scalar_code, report_vect_op,
4631 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4632 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4633 (vect_supportable_dr_alignment): Likewise.
4634 * tree-vectorizer.h (tree-data-ref.h): Include.
4635 (vect_loop_location): Declare.
4636 Reorganize function declarations according to the new file structure.
4637 * tree-vect-loop.c: New file.
4638 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4639 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4640 * tree-vect-data-refs.c: New file.
4641 * tree-vect-patterns.c (timevar.h): Don't include.
4642 * tree-vect-stmts.c: New file.
4643 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4644 tree-vect-slp.c, tree-vect-loop.c.
4645 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4646 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4647 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4648 (tree-vect-analyze.o): Remove.
4649 (tree-vect-transform.o): Likewise.
4650 (tree-vect-data-refs.o): Add rule.
4651 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4652 tree-vect-slp.o): Likewise.
4653 (tree-vect-patterns.o): Remove redundant dependencies.
4654 (tree-vectorizer.o): Likewise.
4655 * tree-vect-slp.c: New file.
4657 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4659 * optc-gen.awk: Warn if an option flag has multiple different
4662 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4664 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4665 -floop-block): Document dependences on PPL, CLooG and Graphite.
4667 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4669 PR rtl-optimization/323
4670 * c-common.c (c_fully_fold, convert_and_check,
4671 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4672 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4673 * c-common.def (EXCESS_PRECISION_EXPR): New.
4674 * c-cppbuiltin.c (builtin_define_float_constants): Define
4675 constants with enough digits for long double.
4676 * c-lex.c (interpret_float): Interpret constant with excess
4677 precision where appropriate.
4678 * c-opts.c (c_common_post_options): Set
4679 flag_excess_precision_cmdline. Give an error for
4680 -fexcess-precision=standard for C++ for processors where the
4681 option is significant.
4682 * c-parser.c (c_parser_conditional_expression): Handle excess
4683 precision in condition.
4684 * c-typeck.c (convert_arguments): Handle arguments with excess
4686 (build_unary_op): Move excess precision outside operation.
4687 (build_conditional_expr): Likewise.
4688 (build_compound_expr): Likewise.
4689 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4690 (build_modify_expr): Handle excess precision in RHS.
4691 (convert_for_assignment): Handle excess precision in converted
4693 (digest_init, output_init_element, process_init_element): Handle
4694 excess precision in initializer.
4695 (c_finish_return): Handle excess precision in return value.
4696 (build_binary_op): Handle excess precision in operands and add
4697 excess precision as needed for operation.
4698 * common.opt (-fexcess-precision=): New option.
4699 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4700 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4701 For standard excess precision, output explicit conversion to and
4702 truncation from XFmode.
4703 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4704 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4705 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4706 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4707 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4708 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4709 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4710 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4711 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4712 define_splits, sqrt<mode>2): Disable where appropriate for
4713 standard excess precision.
4714 * convert.c (convert_to_real): Do not shorten arithmetic to type
4715 for which excess precision would be used.
4716 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4717 * doc/invoke.texi (-fexcess-precision=): Document option.
4718 (-mfpmath=): Correct index entry.
4719 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4720 flag_excess_precision): New.
4721 * langhooks.c (lhd_post_options): Set
4722 flag_excess_precision_cmdline.
4723 * opts.c (common_handle_option): Handle -fexcess-precision=.
4724 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4725 init_excess_precision): New.
4726 (lang_dependent_init_target): Call init_excess_precision.
4727 * tree.c (excess_precision_type): New.
4728 * tree.h (excess_precision_type): Declare.
4730 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4733 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4734 non-lvalue to component.
4736 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4738 PR preprocessor/34695
4739 * Makefile.in (c-opts.o): Depend on c-tree.h.
4740 * c-common.c: Move down include of diagnostic.h.
4741 (done_lexing, c_cpp_error): New.
4742 * c-common.h (done_lexing): Declare.
4743 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4745 * c-opts.c: Include c-tree.h.
4746 (c_common_init_options): Set preprocessor error callback.
4747 (c_common_handle_option): Do not set preprocessor
4748 inhibit_warnings, warnings_are_errors, warn_system_headers,
4749 pedantic_errors or inhibit_warnings flags.
4750 (c_common_post_options): Do not check cpp_errors (parse_in).
4751 (c_common_finish): Do not output dependencies if there were
4752 errors. Do not check return value of cpp_finish.
4753 * c-ppoutput.c (pp_file_change): Set input_location.
4754 * c-tree.h (c_cpp_error): Declare.
4755 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4757 (diagnostic_build_prefix): Check override_column.
4758 * diagnostic.h (diagnostic_info): Add override_column field.
4759 (diagnostic_override_column): Define.
4761 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4763 * c-common.c (c_expand_expr, c_staticp): Remove.
4764 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4765 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4766 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4767 * c-gimplify.c (gimplify_compound_literal_expr,
4768 optimize_compound_literals_in_ctor): Remove.
4769 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4770 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4771 * c-semantics.c (emit_local_var): Remove.
4773 * langhooks-def.h (lhd_expand_expr): Remove.
4774 * langhooks.c (lhd_expand_expr): Remove.
4775 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4777 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4778 handling from c-semantics.c; don't call into langhook.
4779 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4780 * gimplify.c (gimplify_compound_literal_expr,
4781 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4782 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4783 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4784 as was done in c-gimplify.c.
4785 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4786 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4787 Move from c-common.h.
4788 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4790 * tree.c (staticp): Do not call langhook.
4791 * langhooks.c (lhd_staticp): Delete.
4792 * langhooks-def.h (lhd_staticp): Delete prototype.
4793 (LANG_HOOKS_STATICP): Delete.
4794 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4796 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4797 instead of DECL_STMTs.
4799 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4807 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4809 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4810 contained expression.
4811 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4812 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4813 conditional expressions for C.
4814 (decl_constant_value_for_optimization): Move from
4815 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4816 whether optimizing and that the expression is a VAR_DECL not of
4817 array type instead of doing such checks in the caller. Do not
4818 check pedantic. Call gcc_unreachable for C++.
4819 * c-common.def (C_MAYBE_CONST_EXPR): New.
4820 * c-common.h (c_fully_fold, c_save_expr,
4821 decl_constant_value_for_optimization): New prototypes.
4822 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4823 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4824 EXPR_INT_CONST_OPERANDS): Define.
4825 * c-convert.c (convert): Strip nops from expression.
4826 * c-decl.c (groktypename): Take extra parameters expr and
4827 expr_const_operands. Update call to grokdeclarator.
4828 (start_decl): Update call to grokdeclarator. Add statement for
4829 expressions used in type of decl.
4830 (grokparm): Update call to grokdeclarator.
4831 (push_parm_decl): Update call to grokdeclarator.
4832 (build_compound_literal): Add parameter non_const and build a
4833 C_MAYBE_COSNT_EXPR if applicable.
4834 (grokdeclarator): Take extra parameters expr and
4835 expr_const_operands. Track expressions used in declaration
4836 specifiers and declarators. Fold array sizes and track whether
4837 they are constant expressions and whether they are integer
4838 constant expressions.
4839 (parser_xref_tag): Set expr and expr_const_operands fields in
4841 (grokfield): Update call to grokdeclarator.
4842 (start_function): Update call to grokdeclarator.
4843 (build_null_declspecs): Set expr and expr_const_operands fields in
4845 (declspecs_add_type): Handle expressions in typeof specifiers.
4846 * c-parser.c (c_parser_declspecs): Set expr and
4847 expr_const_operands fields for declaration specifiers.
4848 (c_parser_enum_specifier): Likewise.
4849 (c_parser_struct_or_union_specifier): Likewise.
4850 (c_parser_typeof_specifier): Likewise. Update call to
4851 groktypename. Fold expression as needed. Return expressions with
4852 type instead of adding statements.
4853 (c_parser_attributes): Update calls to c_parser_expr_list.
4854 (c_parser_statement_after_labels): Fold expression before passing
4855 to objc_build_throw_stmt.
4856 (c_parser_condition): Fold expression.
4857 (c_parser_asm_operands): Fold expression.
4858 (c_parser_conditional_expression): Use c_save_expr. Update call
4859 to build_conditional_expr.
4860 (c_parser_alignof_expression): Update call to groktypename.
4861 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4862 original_code. Fold expression argument of va_arg. Create
4863 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4864 argument to va_arg. Update calls to groktypename. Fold array
4865 index for offsetof. Verify that first argument to
4866 __builtin_choose_expr has integer type.
4867 (c_parser_postfix_expression_after_paren_type): Update calls to
4868 groktypename and build_compound_literal. Handle expressions with
4869 side effects in type name.
4870 (c_parser_postfix_expression_after_primary): Update call to
4871 c_parser_expr_list. Set original_code for calls to
4872 __builtin_constant_p.
4873 (c_parser_expr_list): Take extra parameter fold_p. Fold
4874 expressions if requested.
4875 (c_parser_objc_type_name): Update call to groktypename.
4876 (c_parser_objc_synchronized_statement): Fold expression.
4877 (c_parser_objc_receiver): Fold expression.
4878 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4879 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4880 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4881 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4882 (struct c_typespec): Add elements expr and expr_const_operands.
4883 (struct c_declspecs): Add elements expr and expr_const_operands.
4884 (groktypename, build_conditional_expr, build_compound_literal):
4886 (in_late_binary_op): Declare.
4887 * c-typeck.c (note_integer_operands): New function.
4888 (in_late_binary_op): New variable.
4889 (decl_constant_value_for_broken_optimization): Move to c-common.c
4890 and rename to decl_constant_value_for_optimization.
4891 (default_function_array_conversion): Do not strip nops.
4892 (default_conversion): Do not call
4893 decl_constant_value_for_broken_optimization.
4894 (build_array_ref): Do not fold result.
4895 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4896 result when operand is a VLA.
4897 (c_expr_sizeof_type): Update call to groktypename. Handle
4898 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4899 result when operand names a VLA type.
4900 (build_function_call): Update call to build_compound_literal.
4901 Only fold result for calls to __builtin_* functions. Strip
4902 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4903 the function designator.
4904 (convert_arguments): Fold arguments. Update call to
4905 convert_for_assignment.
4906 (build_unary_op): Handle increment and decrement of
4907 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4908 decrement earlier. Fold operand of increment and decrement.
4909 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4910 built for integer operand. Wrap returns that are INTEGER_CSTs
4911 without being integer constant expressions or that have integer
4912 constant operands without being INTEGER_CSTs.
4913 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4914 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4915 result is an integer constant expression or can be used in
4916 unevaluated parts of one and avoid folding and wrap as
4917 appropriate. Fold operands before possibly doing -Wsign-compare
4919 (build_compound_expr): Wrap result for C99 if operands can be used
4920 in integer constant expressions.
4921 (build_c_cast): Update call to digest_init. Do not ignore
4922 overflow from casting floating-point constants to integers. Wrap
4923 results that could be confused with integer constant expressions,
4924 null pointer constants or floating-point constants.
4925 (c_cast_expr): Update call to groktypename. Handle expressions
4926 included in type name.
4927 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4928 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4929 Update calls to convert_for_assignment.
4930 (convert_for_assignment): Take new parameter
4931 null_pointer_constant. Do not strip nops or call
4932 decl_constant_value_for_broken_optimization. Set
4933 in_late_binary_op for conversions to boolean.
4934 (store_init_value): Update call to digest_init.
4935 (digest_init): Take new parameter null_pointer_constant. Do not
4936 call decl_constant_value_for_broken_optimization. pedwarn for
4937 initializers not constant expressions. Update calls to
4938 convert_for_assignment.
4939 (constructor_nonconst): New.
4940 (struct constructor_stack): Add nonconst element.
4941 (really_start_incremental_init, push_init_level, pop_init_level):
4942 Handle constructor_nonconst and nonconst element.
4943 (set_init_index): Call constant_expression_warning for array
4945 (output_init_element): Fold value. Set constructor_nonconst as
4946 applicable. pedwarn for initializers not constant expressions.
4947 Update call to digest_init. Call constant_expression_warning
4948 where constant initializers are required.
4949 (process_init_element): Use c_save_expr.
4950 (c_finish_goto_ptr): Fold expression.
4951 (c_finish_return): Fold return value. Update call to
4952 convert_for_assignment.
4953 (c_start_case): Fold switch expression.
4954 (c_process_expr_stmt): Fold expression.
4955 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4956 ensure statement expression is not evaluated in constant expression.
4957 (build_binary_op): Track whether results are integer constant
4958 expressions or may occur in such, disable folding and wrap results
4959 as applicable. Fold operands for -Wsign-compare warnings unless
4961 (c_objc_common_truthvalue_conversion): Handle results folded to
4962 integer constants that are not integer constant expressions.
4963 * doc/extend.texi: Document when typeof operands are evaluated,
4964 that condition of __builtin_choose_expr is an integer constant
4965 expression, and more about use of __builtin_constant_p in
4968 2009-03-29 Richard Guenther <rguenther@suse.de>
4970 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4971 propagate addresses of array references.
4973 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4975 * regmove.c (perhaps_ends_bb_p): Remove.
4976 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4977 from INSN and check that the main loop stays within that basic block.
4978 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4979 (regmove_forward_pass): Split out from regmove_optimize. Use
4980 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4981 (regmove_backward_pass): Split out from regmove_optimize. Use
4982 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4983 (regmove_optimize): Simplify.
4985 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/i386/i386.c (classify_argument): Ignore flexible array
4989 member in struct and warn ABI change.
4991 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4993 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4995 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4996 (ix86_adjust_cost): Updated.
4998 2009-03-29 Jan Hubicka <jh@suse.cz>
5001 * tree-pass.h (pass_cleanup_eh): New function.
5002 (remove_unreachable_regions): Break code handling RTL
5003 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5004 that can not be reached by runtime.
5005 (can_be_reached_by_runtime): New function.
5006 (label_to_region_map): New function.
5007 (num_eh_regions): New function.
5008 (rtl_remove_unreachable_regions): New function.
5009 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5010 (remove_eh_region): New function.
5011 * except.h: Include sbitmap and vecprim.
5012 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5013 num_eh_regions): Declare.
5014 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5015 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5016 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5017 (tree_empty_eh_handler_p): New function.
5018 (cleanup_empty_eh): New function.
5019 (cleanup_eh): New function.
5020 (pass_cleanup_eh): New function.
5022 2009-03-29 Jan Hubicka <jh@suse.cz>
5024 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5025 for removed regions.
5027 2009-03-29 Jan Hubicka <jh@suse.cz>
5029 * except.c (dump_eh_tree): Dump all datastructures.
5031 2009-03-29 Jan Hubicka <jh@suse.cz>
5033 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5034 (duplicate_eh_regions_1): Likewise.
5035 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5036 vector; call EH verification.
5037 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5038 Be ready for region being removed.
5040 2009-03-29 Jan Hubicka <jh@suse.cz>
5042 * bitmap.c (bitmap_last_set_bit): New function.
5043 * bitmap.h (bitmap_last_set_bit): Declare.
5045 2009-03-29 David Ayers <ayers@fsfe.org>
5048 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5049 by calling objc_compare_types and surpress warnings about
5050 incompatible C pointers that are compatible ObjC pointers.
5052 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5054 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5055 call initialize_inline_failed.
5056 (initialize_inline_failed): Move it from here ...
5057 * cgraph.c (initialize_inline_failed): ... to here.
5058 (cgraph_create_edge): Call initialize_inline_failed rather than
5059 setting inline_failed directly.
5061 2009-03-29 Ben Elliston <bje@au.ibm.com>
5064 * sysv4.opt (msdata): Improve comment.
5065 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5066 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5068 2009-03-29 Ben Elliston <bje@au.ibm.com>
5071 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5072 load and store attributes.
5074 2009-03-29 Ben Elliston <bje@au.ibm.com>
5076 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5077 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5078 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5079 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5080 __builtin_infq and __builtin_huge_valq.
5082 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5084 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5087 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5089 2009-03-28 Xinliang David Li <davidxl@google.com>
5091 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5092 (do_dbg_cnt): New function.
5094 2009-03-28 Jan Hubicka <jh@suse.cz>
5096 Merge from pretty-ipa:
5098 2009-03-27 Jan Hubicka <jh@suse.cz>
5100 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5101 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5102 * passes.c (function_called_by_processed_nodes_p): New.
5103 * ipa-pure-const.c (check_call): Fix handling of operands.
5104 (analyze_function): Dump debug output for skipped bodies.
5105 (local_pure_const): Use function_called_by_processed_nodes_p.
5106 * dwarf2out.c (reference_to_unused): Use output.
5107 * passes.c (do_per_function_toporder): Likewise.
5109 2008-11-12 Jan Hubicka <jh@suse.cz>
5111 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5112 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5113 state_set_in_source enum
5114 (check_decl): Ignore memory tags; do not set fake looping flags;
5116 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5117 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5118 (check_call, analyze_function): Rewrite.
5120 (add_new_function): Update call of analyze_function.
5121 (generate_summary): Add call of analyze_function.
5122 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5123 (local_pure_const): New function.
5124 (pass_local_pure_const): New pass.
5125 * ipa-inline.c (inline_transform): Set after_inlining.
5126 * tree-eh.c (stmt_can_throw_external): New.
5127 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5128 work with aliasing built.
5129 * tree-flow.h (stmt_can_throw_external): New.
5130 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5131 and local pure/const pass in early and late optimization queue.
5133 2009-03-28 Martin Jambor <mjambor@suse.cz>
5135 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5137 (fold_binary): Allow function decl aligment consideration is the
5138 second argument is integer constant one.
5139 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5140 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5141 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5143 2009-03-28 Jan Hubicka <jh@suse.cz>
5145 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5146 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5147 * function.h (rtl_data): Add nothrow flag.
5148 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5149 set DECL_NOTHROW for AVAILABLE functions.
5151 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5153 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5154 following vector keyword has expansion starting with pixel or bool
5155 keyword, expand vector to __vector and pixel or bool to __pixel or
5159 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5160 warn_if_disallowed_function_p): Removed.
5161 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5162 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5163 warning_if_disallowed_function_p.
5164 * flags.h (warn_if_disallowed_function_p,
5165 warn_disallowed_functions): Removed.
5166 * common.opt (Wdisallowed-function-list=): Removed.
5167 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5169 2009-03-28 Richard Guenther <rguenther@suse.de>
5171 PR tree-optimization/38723
5172 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5175 2009-03-28 Jan Hubicka <jh@suse.cz>
5177 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5178 test introduced by my previous patch.
5180 2009-03-28 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5183 the PHIs value undefined.
5185 2009-03-28 Jan Hubicka <jh@suse.cz>
5187 * tree-pass.h (pass_fixup_cfg): New pass.
5188 * ipa-inline.c (inline_transform): Set
5189 always_inline_functions_inlined/after_inlining.
5190 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5191 (pass_fixup_cfg): New pass.
5192 * passes.c (init_optimization_passes): Add fixup_cfg.
5194 2009-03-28 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/38458
5197 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5198 argument use the arguments copy-of value.
5200 2009-03-28 Richard Guenther <rguenther@suse.de>
5202 PR tree-optimization/38180
5203 * tree-ssa-ccp.c (get_default_value): Simplify.
5204 (likely_value): Likewise.
5205 (surely_varying_stmt_p): Properly handle VOP case.
5206 (ccp_initialize): Likewise.
5207 (ccp_fold): Handle propagating through *&.
5208 (fold_const_aggregate_ref): Also handle decls.
5210 2009-03-28 Jan Hubicka <jh@suse.cz>
5212 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5213 * cgraph.h (cgraph_node): Likewise.
5214 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5215 (cgraph_reset_node): Use process flag.
5216 (cgraph_mark_functions_to_output): Likewise.
5217 (cgraph_expand_function): Likewise.
5218 (cgraph_expand_all_functions): Likewise.
5219 (cgraph_output_in_order): Likewise.
5220 * dwarf2out.c (reference_to_unused): Likewise.
5221 * passes.c do_per_function_toporder): Likewise.
5223 2009-03-28 Jan Hubicka <jh@suse.cz>
5225 Bring from lto-branch:
5227 2008-09-03 Doug Kwan <dougkwan@google.com>
5229 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5230 enums instead of reason strings.
5231 * cgraph.c (cgraph_create_edge): Same.
5232 (cgraph_inline_failed_string): New function.
5233 * cgraph.h (cgraph_inline_failed_t): New enum type.
5234 (cgraph_inline_failed_string): New prototype.
5235 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5236 char pointer to cgraph_inline_failed_t.
5237 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5238 (cgraph_default_inline_p): Ditto.
5239 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5240 to cgraph_inline_failed_t pointer.
5241 * cif-code.def: New file.
5242 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5244 (cgraph_check_inline_limits): Change type of REASON to pointer to
5245 cgraph_inline_failed_t. Replace reason strings with enums.
5246 (cgraph_default_inline_p): Ditto.
5247 (cgraph_recursive_inlining_p): Ditto.
5248 (update_caller_keys): Change type of FAILED_REASON to
5249 cgraph_inline_failed_t.
5250 (cgraph_set_inline_failed): Change type of REASON to pointer to
5251 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5252 convert enums to strings for text output.
5253 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5254 to be of type cgraph_inline_failed_t. Replace reason strings with
5255 enums. Call cgraph_inline_failed_string to covert enums
5256 to strings for text output.
5257 (cgraph_decide_inlining): Replace reason strings with enums.
5258 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5259 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5261 * tree-inline.c (expand_call_inline): Change type of REASON
5262 to cgraph_inline_failed_t. Replace reason strings with enums.
5263 Call cgraph_inline_failed_string for text output.
5264 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5267 2009-03-28 Jan Hubicka <jh@suse.cz>
5269 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5270 cgraph_clone_node): Remove master clone handling.
5271 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5272 * cgraph.h (master_clone): Remove.
5273 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5274 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5275 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5277 2009-03-28 Jan Hubicka <jh@suse.cz>
5279 * cgraph.c (cgraph_function_body_availability): Functions declared
5280 inline are always safe to assume that it is not going to be replaced.
5282 2009-03-28 Richard Guenther <rguenther@suse.de>
5284 PR tree-optimization/38513
5285 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5287 EXC_PTR_EXPR and FILTER_EXPR.
5288 (get_ref_from_reference_ops): Likewise.
5290 2009-03-28 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/38968
5293 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5294 Use FLOOR_MOD_EXPR to compute misalignment.
5296 2009-03-28 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/37795
5299 * tree.h (combine_comparisons): Declare.
5300 * fold-const.c (combine_comparisons): Export.
5301 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5303 (ifcombine_iforif): Use combine_comparisons.
5305 2009-03-28 Jan Hubicka <jh@suse.cz>
5307 * tree-eh.c (inlinable_call_p): New function.
5308 (make_eh_edges): Use it.
5309 (verify_eh_edges): Use it.
5310 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5311 * except.c (reachable_next_level): Add inlinable_function argument
5312 (sjlj_find_directly_reachable_regions): Update.
5313 (add_reachable_handler): Do not set saw_any_handlers.
5314 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5315 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5316 Add new inlinable call parameter.
5317 (can_throw_internal, can_throw_external): Update.
5318 * except.h (can_throw_internal_1, can_throw_external_1,
5319 foreach_reachable_handler): Update declaration.
5321 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5323 * config/arm/t-arm-coff, config/h8300/coff.h,
5324 config/i386/i386-aout.h, config/i386/i386-coff.h,
5325 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5326 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5327 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5328 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5329 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5330 sys-types.h: Remove.
5331 * Makefile.in: Remove protoize and fixproto support and references
5333 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5334 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5336 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5337 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5338 unprotoize$(exeext).
5339 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5340 (.PHONY): Don't depend on proto.
5341 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5342 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5343 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5344 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5345 build/gen-protos.o, build/scan.o, xsys-protos.h,
5346 build/fix-header$(build_exeext), build/fix-header.o,
5347 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5348 stmp-install-fixproto): Remove.
5349 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5350 SYSCALLS.c or fixproto files.
5351 (install-common): Don't install protoize.
5352 (install-headers-tar, install-headers-cpio, install-headers-cp):
5353 Don't depend on $(STMP_FIXPROTO).
5354 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5355 install fixproto files or write out fixproto settings.
5356 (uninstall): Don't uninstall protoize.
5357 * config.gcc (use_fixproto): Remove.
5358 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5359 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5360 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5361 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5362 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5363 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5364 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5365 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5366 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5367 * config/t-vxworks (STMP_FIXPROTO): Remove.
5368 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5369 STMP_FIXPROTO): Remove.
5370 * config.in, configure: Regenerate.
5371 * crtstuff.c (gid_t, uid_t): Don't undefine.
5372 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5373 (arm-*-coff, arm-*-aout: Remove target entries.
5374 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5375 Remove mention of AIX 4.1.
5376 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5377 * doc/invoke.texi (Running Protoize): Remove.
5378 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5379 (Protoize Caveats): Remove.
5380 * tsystem.h: Update comments on headers assumed to exist.
5382 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5384 * genautomata.c: Add a new year to the copyright. Add a new
5386 (struct insn_reserv_decl): Add comments for member bypass_list.
5387 (find_bypass): Remove.
5388 (insert_bypass): New.
5389 (process_decls): Use insert_bypass.
5390 (output_internal_insn_latency_func): Output all bypasses with the
5391 same input insn in one switch case.
5393 * rtl.def (define_bypass): Describe bypass choice.
5394 * doc/md.texi (define_bypass): Ditto.
5396 2009-03-27 Richard Guenther <rguenther@suse.de>
5398 * gimplify.c (mark_addressable): Export.
5399 * tree-flow.h (mark_addressable): Declare.
5400 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5401 * tree-ssa.c (verify_phi_args): Verify that address taken
5402 variables have TREE_ADDRESSABLE set.
5404 2009-03-27 Richard Guenther <rguenther@suse.de>
5406 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5407 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5408 Do not mark decls TREE_ADDRESSABLE.
5409 (build_fold_addr_expr): Adjust.
5410 (fold_addr_expr): Remove.
5411 (fold_unary): Use build_fold_addr_expr.
5412 (fold_comparison): Likewise.
5413 (split_address_to_core_and_offset): Likewise.
5414 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5416 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5417 (gimplify_modify_expr_to_memcpy): Mark source and destination
5419 * omp-low.c (create_omp_child_function): Mark the object decl
5421 (lower_rec_input_clauses): Mark the var we take the address of
5423 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5425 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5428 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5429 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5431 2009-03-27 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/39120
5434 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5436 (handle_lhs_call): Process return constraints. Add escape
5437 constraints if necessary.
5438 (handle_const_call): Fill out return constraints. Make nested
5439 case more precise. Avoid consttmp if possible.
5440 (handle_pure_call): Fill out return constraints. Avoid
5441 callused if possible.
5442 (find_func_aliases): Simplify call handling.
5444 2009-03-27 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/39120
5447 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5448 as a representative.
5449 (solve_graph): Do propagate CALLUSED.
5450 (handle_pure_call): Use a scalar constraint from CALLUSED for
5452 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5458 * c-common.c (handle_aligned_attribute): Properly check alignment
5459 overflow. Use (1U << i) instead of (1 << i).
5461 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5463 * expr.h (get_mem_align_offset): Updated.
5465 * tree.h (tree_decl_common): Change align to "unsigned int" and
5466 move it before pointer_alias_set.
5468 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5469 Jakub Jelinek <jakub@redhat.com>
5472 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5473 gr_register_operand with gr_reg_or_0_operand.
5474 (cmpxchg_rel_di): Likewise.
5475 (sync_lock_test_and_set<mode>): Likewise.
5477 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5479 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5480 (true_regnum): Likewise.
5482 * rtlanal.c (subreg_info): Moved to ...
5483 * rtl.h (subreg_info): Here. New.
5484 (subreg_get_info): New.
5486 * rtlanal.c (subreg_get_info): Make it extern.
5488 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5491 * config/i386/i386.c (ix86_abi): New.
5492 (override_options): Handle -mabi=.
5493 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5494 (ix86_call_abi_override): Likewise.
5495 (init_cumulative_args): Likewise.
5496 (function_arg_advance): Likewise.
5497 (function_arg_64): Likewise.
5498 (function_arg): Likewise.
5499 (ix86_pass_by_reference): Likewise.
5500 (ix86_function_value_regno_p): Likewise.
5501 (ix86_build_builtin_va_list_abi): Likewise.
5502 (setup_incoming_varargs_64): Likewise.
5503 (is_va_list_char_pointer): Likewise.
5504 (ix86_init_machine_status): Likewise.
5505 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5506 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5507 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5508 (ix86_function_abi): Make it static and return enum calling_abi.
5509 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5511 (ix86_fn_abi_va_list): Updated.
5513 * config/i386/i386.h (ix86_abi): New.
5514 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5515 (CONDITIONAL_REGISTER_USAGE): Likewise.
5516 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5517 (machine_function): Likewise.
5519 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5521 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5522 (STACK_BOUNDARY): Likewise.
5523 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5525 * config/i386/i386.opt (mabi=): New.
5527 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5528 return enum calling_abi.
5529 (ix86_function_type_abi): Likewise.
5530 (ix86_function_abi): Removed.
5532 * doc/invoke.texi: Document -mabi= option for x86.
5534 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * builtins.c (real_dconstp): Delete.
5537 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5539 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5540 Jakub Jelinek <jakub@redhat.com>
5543 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5544 (gen_subprogram_die): When a function is explicit, generate the
5545 DW_AT_explicit attribute.
5546 * langhooks.h (struct lang_hooks_for_decls): Add
5547 function_decl_explicit_p langhook.
5548 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5549 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5551 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5553 * builtins.c (fold_builtin_memory_op): Optimize memmove
5554 into memcpy if we can prove source and destination don't overlap.
5556 * tree-inline.c: Include gt-tree-inline.h.
5557 (clone_fn_id_num): New variable.
5558 (clone_function_name): New function.
5559 (tree_function_versioning): Use it.
5560 * Makefile.in (GTFILES): Add tree-inline.c.
5562 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5564 * BASE-VER: Change to 4.5.0.
5566 2009-03-27 Xinliang David Li <davidxl@google.com>
5568 PR tree-optimization/39557
5569 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5571 2009-03-27 Xinliang David Li <davidxl@google.com>
5573 PR tree-optimization/39548
5574 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5579 * c-common.c (pointer_int_sum): Use %wd on return from
5582 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5584 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5585 on return from tree_low_cst.
5587 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5590 * ginclude/stdarg.h (va_copy): Define also for
5591 __GXX_EXPERIMENTAL_CXX0X__.
5593 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5596 * builtins.h (c_strlen): Do not warn here.
5597 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5598 * c-common.c (pointer_int_sum): Take an explicit location.
5599 Warn about offsets out of bounds.
5600 * c-common.h (pointer_int_sum): Adjust declaration.
5602 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5604 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5607 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5610 * opts.c (warn_if_disallowed_function_p): Don't assume
5611 get_callee_fndecl must return non-NULL.
5613 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5615 PR rtl-optimization/39522
5616 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5617 when reg_reloaded_valid is set.
5619 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5621 * config/spu/divv2df3.c: New file.
5622 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5623 (DPBIT_FUNCS): Filter out _div_df.
5625 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5627 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5628 a jump insn, count that jump in the distance to the loop start.
5630 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5633 * config/sh/sh.c (calc_live_regs): Fix condition for global
5634 registers except PIC_OFFSET_TABLE_REGNUM.
5636 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5639 * doc/invoke.texi (-mconsole): New.
5643 (-mnop-fun-dllimport): New.
5647 (sub section "i386 and x86-64 Windows Options"): New.
5649 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5651 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5652 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5654 2009-03-25 Richard Guenther <rguenther@suse.de>
5657 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5660 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5662 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5663 neither of haifa/selective schedulers are working.
5665 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5667 * doc/invoke.texi (Debugging Options): Fix description of
5668 -fno-merge-debug-strings.
5670 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5672 * config/cris/libgcc.ver: New version-script.
5673 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5675 * configure.ac <GAS features, nop mnemonic>: Add pattern
5676 crisv32-*-* for "nop".
5677 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5678 * configure: Regenerate.
5680 2009-03-24 Ira Rosen <irar@il.ibm.com>
5682 PR tree-optimization/39529
5683 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5684 mark_sym_for_renaming for the tag copied to the new vector
5687 2009-03-24 Arthur Loiret <aloiret@debian.org>
5689 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5690 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5691 EXTRA_SPEC_FUNCTIONS.
5692 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5693 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5694 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5695 -march and -mtune options.
5697 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5699 * config/m68k/t-rtems: Add m5329 multilib.
5701 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5702 Jakub Jelinek <jakub@redhat.com>
5705 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5708 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5711 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5712 instead of c_parser_expression_conv, if original_code isn't one of the
5713 4 allowed comparison codes, fail.
5715 2009-03-23 Richard Guenther <rguenther@suse.de>
5717 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5718 * tree.h (struct tree_type): Likewise.
5719 * reload.h (struct insn_chain): Likewise.
5720 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5721 * function.h (struct function): Likewise.
5722 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5724 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5726 PR tree-optimization/39516
5727 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5729 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5731 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5732 should be set true if BITS_PER_WORD of target is bigger than 32
5734 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5736 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5737 Translate -B-options to -rpath-link. Correct existing
5738 rpath-link and conditionalize on !nostdlib.
5740 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5742 * doc/extend.texi (Function Attributes, Variable Attributes):
5744 * doc/invoke.texi (Debugging Options, Optimize Options)
5745 (i386 and x86-64 Options, MCore Options): Likewise.
5747 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5750 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5751 it for block local namespace aliases.
5752 (gen_decl_die): Pass context_die to gen_namespace_die.
5754 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5757 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5758 minimum or maximum value.
5760 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5762 * reginfo.c (globalize_reg): Recompute derived reg sets.
5764 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5767 * libgcc2.c (mprotect): Do not use signed arguments for
5768 VirtualProtect, use DWORD arguments. Also fix the 'may
5769 be used uninitialized' warning for the np variable.
5771 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5774 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5775 functions using regparm calling conventions when not optimizing.
5776 (ix86_function_sseregparm): Similarly for sseregparm calling
5779 2009-03-19 Li Feng <nemokingdom@gmail.com>
5782 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5783 dependence if the first conflict is after niter iterations.
5785 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5788 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5789 functions with dynamic stack-pointer adjustments.
5791 2009-03-19 Ben Elliston <bje@au.ibm.com>
5793 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5794 option; change to -msdata=data.
5796 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5801 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5804 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5806 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5808 * doc/invoke.texi (Code Gen Options): Expand discussion of
5811 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5813 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5814 * matrix-reorg.c (struct matrix_info): Likewise.
5815 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5816 * rtl.h (struct mem_attrs): Likewise.
5817 * df.h (struct df): Likewise.
5818 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5819 * ira-int.h (struct ira_allocno): Likewise.
5820 * df-scan.c (struct df_collection_rec): Likewise.
5821 * ira.c (struct equivalence): Likewise.
5822 * function.c (struct temp_slot): Likewise.
5823 * cfgloop.h (struct loop): Likewise.
5826 * function.c (use_register_for_decl): When not optimizing, disregard
5827 register keyword for variables with types containing methods.
5829 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5832 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5833 (is_simple_operand): Call contains_component_ref_p before calling data
5834 reference analysis that would fail on COMPONENT_REFs.
5836 * tree-vrp.c (search_for_addr_array): Fix formatting.
5838 2009-03-18 Richard Guenther <rguenther@suse.de>
5840 * tree-vect-transform.c (vect_loop_versioning): Fold the
5841 generated comparisons.
5842 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5843 (slpeel_tree_peel_loop_to_edge): Likewise.
5845 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5848 * opts.c (print_specific_help): In addition to `undocumented',
5849 accept `separate' and `joined' flags if passed alone. Describe
5850 output by the first matched one of those.
5851 (common_handle_option): Skip over empty strings.
5852 * gcc.c (display_help): Fix help string for `--help='.
5853 * doc/invoke.texi (Option Summary, Overall Options): With
5854 `--help=', classes and qualifiers can both be repeated, but
5855 only the latter can be negated. One should not pass only
5856 negated qualifiers. Fix markup and examples.
5859 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5861 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5862 and -fhelp=separate.
5864 2009-03-17 Jing Yu <jingyu@google.com>
5867 * function.h (struct rtl_data): Move is_thunk from here...
5868 (struct function): ...to here.
5869 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5870 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5872 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5874 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5875 (alpha_output_function_end_prologue): Likewise.
5876 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5877 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5878 (rs6000_output_function_epilogue): Likewise.
5879 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5881 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5884 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5885 from different units in a single alternative.
5886 (*truncdfsf_i387): Ditto.
5887 (*truncxfsf2_mixed): Ditto.
5888 (*truncxfdf2_mixed): Ditto.
5890 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5892 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5893 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5896 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5897 unused non-artificial variables when not optimizing.
5900 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5901 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5902 NAMESPACE_DECL in its DECL_INITIAL.
5905 * optabs.c (set_user_assembler_libfunc): New function.
5906 * expr.h (set_user_assembler_libfunc): New prototype.
5907 * c-common.c: Include libfuncs.h.
5908 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5909 for memcmp, memset, memcpy, memmove and abort.
5910 * Makefile.in (c-common.o): Depend on libfuncs.h.
5913 * dwarf2out.c (gen_inlined_enumeration_type_die,
5914 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5915 gen_tagged_type_instantiation_die): Removed.
5916 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5919 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5922 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5924 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5925 (check-parallel-%): Ditto.
5926 (check-consistency): Ditto.
5928 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5930 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5931 local variable rhs by NULL_TREE.
5933 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5936 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5938 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5943 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5946 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5947 for ms->sysv ABI calls only in 64bit mode.
5949 * config/i386/i386.md (untyped_call): Support 32bit.
5951 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5953 * doc/extend.texi: Replace x86_65 with x86_64.
5955 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5957 PR tree-optimization/39455
5958 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5959 mismatches for POINTER_TYPE_P (type).
5960 (number_of_iterations_le): Likewise.
5962 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5964 * config/picochip/picochip.c: Removed profiling support.
5965 * config/picochip/picochip.md: Removed profiling instruction.
5966 * config/picochip/picochip.h: Removed profiling builtin.
5968 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5970 * doc/install.texi (--with-host-libstdcxx): Document.
5972 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5975 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5976 generate a warning if the function name does not begin with
5977 "__vector" and the function has either the 'signal' or 'interrupt'
5978 attribute, from here to ...
5979 (avr_declare_function_name): ...here. New function.
5980 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5981 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5983 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5986 * cse.c (fold_rtx): Don't modify original const_arg1 when
5987 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5988 separate variable instead.
5989 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5990 from out of range shift counts.
5991 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5993 2009-03-13 Catherine Moore <clm@codesourcery.com>
5995 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5996 diagnostic.h with $(DIAGNOSTIC_H).
5998 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6001 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6003 * config/i386/sync.md (sync_compare_and_swap<mode>,
6004 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6005 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6007 (sync_double_compare_and_swapdi_pic,
6008 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6009 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6011 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6014 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6016 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6019 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6020 (avx_addsubv4df3): Likewise.
6021 (*avx_addsubv4sf3): Likewise.
6022 (sse3_addsubv4sf3): Likewise.
6024 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6027 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6029 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6032 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6033 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6034 registers for allocnos created from user-defined variables.
6036 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6039 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6040 of non-integer mode as well.
6042 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6044 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6045 for functions for which the parameter types are unknown.
6047 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6050 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6051 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6052 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6053 * config/i386/i386.c (ix86_local_alignment): For
6054 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6055 long long variables on the stack to avoid dynamic realignment.
6056 Allow the first argument to be a decl rather than type.
6057 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6059 2009-03-11 Nick Clifton <nickc@redhat.com>
6062 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6064 Add description to mno-lsim option.
6065 * config/mcore/mcore.h: Remove comment about deprecated m4align
6067 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6068 * doc/invoke.texi: Add description of mno-lsim and
6069 mstack-increment options.
6071 * config/fr30/fr30.opt: Document the -mno-lsim option.
6072 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6073 and -mno-lsim options.
6075 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6077 * fold-const.c (fold_comparison): Only call fold_inf_compare
6078 if the mode supports infinities.
6080 2009-03-11 Jason Merrill <jason@redhat.com>
6083 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6084 end already did. Notice GIMPLE_CALL modifications of the result.
6085 Don't copy debug information from an ignored decl or a decl from
6088 2009-03-10 Richard Guenther <rguenther@suse.de>
6089 Nathan Froyd <froydnj@codesourcery.com>
6092 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6093 (__divMODE3): Likewise.
6095 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6097 PR tree-optimization/39394
6098 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6099 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6101 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6103 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6104 inline asms for register asm ("") declarations.
6106 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6108 * fold-const.c (fold_unary): Fix comment.
6110 2009-03-07 Jan Hubicka <jh@suse.cz>
6113 * tree-inline.c (setup_one_parameter): Do replacement of const
6114 argument by constant in SSA form.
6116 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6119 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6120 determine alignment passed to assign_stack_local.
6121 (assign_parms_unsplit_complex): Likewise.
6122 * except.c (sjlj_build_landing_pads): Likewise.
6124 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6127 * tree-flow.h (add_referenced_var): Return bool instead of void.
6128 * tree-dfa.c (add_referenced_var): Return result of
6129 referenced_var_check_and_insert call.
6130 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6131 of referenced_var_check_and_insert.
6134 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6135 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6136 DIE, don't emit it if abstract origin already has it.
6137 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6138 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6140 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6142 * genpreds.c (needs_variable): Fix parentheses at variable name
6144 (write_tm_constrs_h): Indent generated code.
6146 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6148 * doc/extend.texi (Function Attributes): Add documentation
6151 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6154 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6155 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6157 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6159 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6162 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6165 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6166 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6168 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6170 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6171 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6172 constants instead of magic numbers.
6173 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6175 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6176 (x86_64_ms_abi_int_parameter_registers): Ditto.
6177 (x86_64_int_return_registers): Ditto.
6178 (ix86_maybe_switch_abi): Ditto.
6179 (ix86_expand_call): Ditto for clobbered_registers array.
6180 (ix86_hard_regno_mode_ok): Ditto.
6181 (x86_extended_QIreg_mentioned_p): Ditto.
6183 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6185 PR tree-optimization/39349
6186 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6188 * combine.c (gen_lowpart_for_combine): Use omode when generating
6191 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6193 PR rtl-optimization/39235
6194 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6196 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6198 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6200 2009-03-04 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/39362
6203 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6204 that occur in abnormal PHIs should be varying.
6206 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6208 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6210 (simple_iv): Take loop as an argument instead of statement.
6211 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6212 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6214 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6216 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6217 * matrix-reorg.c (analyze_transpose): Ditto.
6218 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6219 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6220 * tree-predcom.c (ref_at_iteration): Ditto.
6221 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6223 2009-03-04 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/39358
6226 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6227 escaped_id and callused_id.
6228 (solve_graph): Likewise.
6230 2009-03-04 Richard Guenther <rguenther@suse.de>
6232 PR tree-optimization/39339
6233 * tree-sra.c (try_instantiate_multiple_fields): Make it
6234 no longer ICE on the above.
6236 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6238 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6239 that fits within Pmode.
6241 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6244 * tm.texi (LIBCALL_VALUE): Update description.
6246 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6249 * doc/extend.texi (section): Update description.
6251 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6254 * tree-inline.c (remapped_type): New.
6255 (can_be_nonlocal): Call remapped_type instead of remap_type.
6257 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6260 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6261 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6263 2009-03-03 Richard Guenther <rguenther@suse.de>
6266 * tree.c (tree_nonartificial_location): New function.
6267 * tree.h (tree_nonartificial_location): Declare.
6268 * builtins.c (expand_builtin_memory_chk): Provide location
6269 of the call location for artificial function pieces.
6270 (maybe_emit_chk_warning): Likewise.
6271 (maybe_emit_sprintf_chk_warning): Likewise.
6272 (maybe_emit_free_warning): Likewise.
6273 * expr.c (expand_expr_real_1): Likewise.
6275 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6277 PR tree-optimization/39343
6278 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6279 COMPONENT_REF t has ARRAY_TYPE.
6281 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6284 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6285 when the type precision of the induction variable should be
6286 larger than the type precision of nit.
6287 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6288 * graphite.c (graphite_loop_normal_form): Same.
6289 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6291 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6293 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6294 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6295 numbers to describe clobbered registers.
6296 (*call_value_0_rex64_ms_sysv): Ditto.
6297 * config/i386/mmx.md (mmx_emms): Ditto.
6300 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6302 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6305 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6307 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6308 (spu_section_type_flags): New function.
6310 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6312 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6313 reg_class_contents of FLOAT_REGS into a temporary.
6315 2009-03-02 Richard Guenther <rguenther@suse.de>
6316 Ira Rosen <irar@il.ibm.com>
6318 PR tree-optimization/39318
6319 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6320 information to the vectorized statement.
6322 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6325 variable. Use defined names instead of magic constants for REX SSE
6328 2009-03-01 Richard Guenther <rguenther@suse.de>
6330 PR tree-optimization/39331
6331 * omp-low.c (lower_send_shared_vars): Do not receive new
6332 values for the reference of DECL_BY_REFERENCE parms or results.
6334 2009-03-01 Jan Hubicka <jh@suse.cz>
6337 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6338 BLOCK_NONLOCALIZED_VAR): New macros.
6339 (tree_block): Add nonlocalized_vars.
6340 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6341 gen_decl_die): Add origin argument. Allow generation of die with
6342 origin at hand only.
6343 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6344 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6346 (gen_block_die): Fix checking for unused blocks.
6347 (process_scope_var): Break out from .... ; work with origins only.
6348 (decls_for_scope) ... here; process nonlocalized list.
6349 (dwarf2out_ignore_block): Look for nonlocalized vars.
6350 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6352 (dump_scope_block): Dump them.
6353 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6354 (remap_block): Likewise.
6355 (can_be_nonlocal): New predicate.
6356 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6358 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6360 * configure: Regenerate.
6362 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6364 * optc-gen.awk: No need to duplicate option flags twice.
6365 Reuse help texts for duplicate options which do not have any.
6367 * gcc.c (display_help): Document --version.
6369 * gcc.c (main): If print_help_list and verbose_flag, ensure
6370 driver output comes before subprocess output.
6372 * optc-gen.awk: Assign all remaining fields to help string,
6373 space-separated, for multi-line help in *.opt.
6375 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6376 -Wno-pedantic-ms-format is for MinGW targets only.
6378 * doc/options.texi (Option file format): Fix bad indentation,
6379 restoring dropped sentence.
6381 2009-02-28 Jan Hubicka <jh@suse.cz>
6383 * tree-inline.c (tree_function_versioning): Output debug info.
6385 2009-02-28 Jan Hubicka <jh@suse.cz>
6388 * tree-inline.c (setup_one_parameter): Do not copy propagate
6389 arguments when not optimizing.
6391 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6394 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6395 (avx_addsubv4df3): Likewise.
6396 (*avx_addsubv4sf3): Likewise.
6397 (sse3_addsubv4sf3): Likewise.
6398 (*avx_addsubv2df3): Likewise.
6399 (sse3_addsubv2df3): Likewise.
6400 (avx_unpckhps256): Correct item selectors.
6401 (avx_unpcklps256): Likewise.
6402 (avx_unpckhpd256): Likewise.
6403 (avx_unpcklpd256): Likewise.
6405 2009-02-28 Jan Hubicka <jh@suse.cz>
6407 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6409 (copy_arguments_for_versioning): If var is declared don't declare it.
6410 (tree_function_versioning): First setup substitutions and then copy
6413 2009-02-27 Jan Hubicka <jh@suse.cz>
6416 * cgraph.h (varpool_output_debug_info): Remove.
6417 * cgraphunit.c (varpool_output_debug_info): Remove.
6418 * dwarf2out.c (deferred_locations_struct): New struct
6419 (deferred_locations): New type.
6420 (deferred_locations_list): New static var.
6421 (deffer_location): New function.
6422 (gen_variable_die): Use it.
6423 (decls_for_scope): Output info on local static vars.
6424 (dwarf2out_finish): Process deferred locations.
6425 * varpool.c (varpool_output_debug_info): Remove.
6427 2009-02-27 Jan Hubicka <jh@suse.cz>
6430 * tree.h (TREE_PROTECTED): Fix comment.
6431 (BLOCK_HANDLER_BLOCK): Remove.
6432 (struct tree_block): Remove handler_block add body_block.
6433 (inlined_function_outer_scope_p): New.
6434 (is_body_block): Remove.
6435 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6436 * dwarf2out.c (is_inlined_entry_point): Remove.
6437 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6438 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6440 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6441 * gimplify.c (gimplify_expr): Gimplify body blocks.
6442 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6443 block with multiple subblocks.
6444 (dump_scope_block): Prettier output; dump more flags and info.
6445 (dump_scope_blocks): New.
6446 (remove_unused_locals): Use dump_scope_blocks.
6447 * tree-flow.h (dump_scope_blocks): Declare.
6448 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6449 * stmt.c (is_body_block): Remove.
6450 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6451 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6453 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6456 * graphite.c (graphite_loop_normal_form): Do not call
6457 number_of_iterations_exit from a gcc_assert.
6459 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6461 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6462 jumps if COND is NULL.
6463 (find_cond_jump): New function.
6464 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6465 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6467 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6469 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6470 force_const_mem returns NULL_RTX.
6472 2009-02-26 Jan Hubicka <jh@suse.cz>
6475 * cgraph.h (varpool_output_debug_info): Remove.
6476 * cgraphunit.c (varpool_output_debug_info): Remove.
6477 * dwarf2out.c (deferred_locations_struct): New struct
6478 (deferred_locations): New type.
6479 (deferred_locations_list): New static var.
6480 (deffer_location): New function.
6481 (gen_variable_die): Use it.
6482 (decls_for_scope): Output info on local static vars.
6483 (dwarf2out_finish): Process deferred locations.
6484 * varpool.c (varpool_output_debug_info): Remove.
6486 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6488 PR rtl-optimization/39241
6489 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6490 to subreg_offset_representable_p.
6492 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6494 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6495 execute function prototype. Get f and nregs from max_reg_num
6496 and get_insns. Remove the first backward pass as it's dead,
6497 guard the forward pass by flag_expensive_optimizations.
6498 (rest_of_handle_regmove): Delete.
6499 (pass_regmove): Replace it with regmove_optimize.
6501 2009-02-25 Martin Jambor <mjambor@suse.cz>
6503 PR tree-optimization/39259
6504 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6505 calls_alloca function flags.
6506 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6509 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6511 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6512 flags_set_1_rtx, flags_set_1_set): Delete.
6513 (regmove_optimize): Do not call mark_flags_life_zones.
6515 2009-02-24 Julian Brown <julian@codesourcery.com>
6518 * config/arm/arm.c (require_pic_register): Only set
6519 cfun->machine->pic_reg once per function.
6521 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6523 * doc/invoke.texi (Link Options): Document an easier way to pass
6524 options that take arguments to the GNU linker using -Xlinker and -Wl.
6526 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6529 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6531 2009-02-24 Richard Guenther <rguenther@suse.de>
6534 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6536 2009-02-24 Richard Guenther <rguenther@suse.de>
6537 Zdenek Dvorak <ook@ucw.cz>
6539 PR tree-optimization/39233
6540 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6541 from converting them to a generic type.
6543 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6545 PR tree-optimization/39260
6546 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6547 contains a condition with a real type.
6548 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6550 2009-02-23 Jason Merrill <jason@redhat.com>
6553 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6554 narrowing_initializer_constant_valid_p.
6555 (narrowing_initializer_constant_valid_p): Don't return
6556 null_pointer_node for adding a pointer to itself.
6558 2009-02-23 Jan Hubicka <jh@suse.cz>
6561 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6564 2009-02-23 Jan Hubicka <jh@suse.cz>
6566 PR tree-optimization/37709
6567 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6568 * tree.h (block_ultimate_origin): Declare.
6569 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6570 * tree-ssa-live.c (remove_unused_scope_block_p):
6571 Eliminate blocks containig no instructions nor live variables nor
6573 (dump_scope_block): New function.
6574 (remove_unused_locals): Enable removal of dead blocks by default;
6575 enable dumping at TDF_DETAILS.
6577 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/i386/i386.c (classify_argument): Don't allow COImode
6581 (function_arg_advance_32): Don't allow OImode.
6582 (function_arg_32): Likewise.
6583 (function_value_32): Likewise.
6584 (return_in_memory_32): Likewise.
6585 (function_arg_64): Remove OImode comment.
6587 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6591 ix86_expand_vector_set for V4DImode in 64bit mode only.
6592 (ix86_expand_vector_init_one_var): Likewise.
6594 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6596 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6598 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6601 * loop-iv.c: Revert last change.
6602 * emit-rtl.c: Likewise.
6604 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6607 * config/i386/i386.c (type_natural_mode): Remove an extra
6608 space in the warning message.
6609 (function_value_32): Handle 32-byte vector modes.
6610 (return_in_memory_32): Likewise.
6612 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6614 * loop-iv.c (truncate_value): New function.
6615 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6617 (lowpart_subreg): Move to...
6618 * emit-rtl.c: ...here.
6620 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6622 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6623 accidental and undocumented change at revision 140860.
6625 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6627 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6628 take gimple_seq * arguments.
6629 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6630 types_compatible_p langhook.
6632 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6633 Joseph Myers <joseph@codesourcery.com>
6635 * config/arm/arm.c (arm_builtin_va_list): New function.
6636 (arm_expand_builtin_va_start): Likewise.
6637 (arm_gimplify_va_arg_expr): Likewise.
6638 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6639 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6640 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6641 (va_list_type): New variable.
6642 (arm_mangle_type): Mangle va_list_type appropriately.
6644 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6647 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6648 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6649 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6650 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6651 parameter to 1000 for -O1 by default.
6652 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6654 * loop-invariant.c: Include params.h.
6655 (move_loop_invariants): Don't call move_single_loop_invariants on
6658 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6660 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6661 offset when calculating bounds for indexing stack_usage_map. Fixes
6662 a buffer overflow with certain target setups.
6664 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6667 * calls.c (expand_call): Clear try_tail_call if caller and callee
6668 disagree in promotion of function return value.
6670 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6673 * c-common.c (c_determine_visibility): If visibility changed and
6674 DECL_RTL has been already set, call make_decl_rtl to update symbol
6677 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6680 * varasm.c (assemble_variable): Don't check DECL_NAME when
6681 globalizing a variable.
6683 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6686 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6687 expression before any __builtin_trap call.
6688 * c-typeck.c (build_function_call): Convert and check function
6689 arguments before generating a call to a trap. Evaluate the
6690 function arguments before the trap.
6692 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6695 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6696 (UNSPEC_FXAM_MEM): New unspec.
6697 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6698 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6699 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6701 2009-02-19 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/39207
6704 PR tree-optimization/39074
6705 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6706 storedanything_tree): New.
6707 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6708 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6709 (build_succ_graph): Add edges from STOREDANYTHING to all
6711 (init_base_vars): Initialize STOREDANYTHING.
6712 (compute_points_to_sets): Free substitution info after
6713 building the succ graph.
6714 (ipa_pta_execute): Likewise.
6716 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6718 (do_ds_constraint): Do not add to special var or non-pointer
6720 (type_could_have_pointers): Split out from ...
6721 (could_have_pointers): ... here. For arrays use the element type.
6722 (create_variable_info_for): Initialize may_have_pointers.
6723 (new_var_info): Likewise.
6724 (handle_lhs_call): Make the HEAP variable unknown-sized.
6725 (intra_create_variable_infos): Use a type with pointers for
6726 PARM_NOALIAS, make it unknown-sized.
6728 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6731 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6733 2009-02-18 Jason Merrill <jason@redhat.com>
6736 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6737 value if DECL_EXTERNAL.
6738 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6739 * target.h (gcc_target::binds_local_p): Clarify "module".
6740 * tree.h (TREE_PUBLIC): Clarify "module".
6742 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6745 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6746 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6748 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6751 * c.opt (Wabi): Support C and ObjC.
6754 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6756 * config/i386/i386.c (classify_argument): Warn once about the ABI
6757 change when passing union with long double.
6759 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6761 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6764 * c-parser.c (c_parser_compound_statement): Always enter and leave
6767 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6770 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6772 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6774 PR tree-optimization/36922
6775 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6776 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6779 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6781 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6784 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6786 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6788 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6790 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6793 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6794 Richard Sandiford <rdsandiford@googlemail.com>
6796 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6797 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6798 (loongson_biadd): ...this.
6800 2009-02-17 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/39202
6803 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6804 a var make sure to follow existing collapses.
6806 2009-02-17 Richard Guenther <rguenther@suse.de>
6809 * langhooks.c (lhd_print_error_function): Check for NULL block.
6811 2009-02-17 Richard Guenther <rguenther@suse.de>
6813 PR tree-optimization/39204
6814 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6817 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6819 * config/soft-fp/double.h: Update from glibc CVS.
6821 2009-02-17 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/39207
6824 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6825 strict-aliasing warnings for pointers pointing to NULL.
6827 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6830 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6831 skipping until next close brace.
6833 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6836 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6837 to function argument boundary.
6839 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6841 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6842 in the lea_add. Reload eventually constraints it properly.
6843 * config/picochip/constraints.md : Remove the target constraint
6844 "b", since it is not needed anymore.
6846 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6848 * gthr-dce.h: Uglify function parameter and local variable names.
6849 * gthr-gnat.h: Likewise.
6850 * gthr-mipssde.h: Likewise.
6851 * gthr-nks.h: Likewise.
6852 * gthr-posix95.h: Likewise.
6853 * gthr-posix.h: Likewise.
6854 * gthr-rtems.h: Likewise.
6855 * gthr-single.h: Likewise.
6856 * gthr-solaris.h: Likewise.
6857 * gthr-tpf.h: Likewise.
6858 * gthr-vxworks.h: Likewise.
6859 * gthr-win32.h: Likewise.
6861 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6864 * config/i386/i386.md: Restrict the new peephole2 to move
6865 between MMX/SSE registers.
6867 2009-02-15 Richard Guenther <rguenther@suse.de>
6870 2009-02-13 Richard Guenther <rguenther@suse.de>
6872 * configure.ac: Enable LFS.
6873 * configure: Re-generate.
6874 * config.in: Likewise.
6876 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6878 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6879 spu_srqwbyte, spu_srqwbytebc): Define.
6880 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6881 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6882 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6883 "shrqby_<mode>"): New insn-and-split patterns.
6884 * config/spu/spu.c (expand_builtin_args): Determine and return
6885 number of operands using spu_builtin_description data.
6886 (spu_expand_builtin_1): Use it.
6888 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6891 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6894 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6897 * config/i386/i386.c (override_options): Correct warning
6898 messages for -malign-loops, -malign-jumps and -malign-functions.
6900 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.md: Restrict the new peephole2 to move
6904 between the general purpose registers.
6906 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6909 * config/i386/i386.c (type_natural_mode): Add a new argument.
6910 Return the original mode and warn ABI change if vector size is 32byte.
6911 (function_arg_advance): Updated.
6912 (function_arg): Likewise.
6913 (ix86_function_value): Likewise.
6914 (ix86_return_in_memory): Likewise.
6915 (ix86_sol10_return_in_memory): Likewise.
6916 (ix86_gimplify_va_arg): Likewise.
6917 (function_arg_32): Don't warn ABX ABI change here.
6918 (function_arg_64): Likewise.
6920 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6922 * loop-iv.c (implies_p): In the final case, test that operands 0
6923 of the two comparisons match.
6925 * config/bfin/bfin.c (find_prev_insn_start): New function.
6926 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6927 (find_next_insn_start): Move.
6929 2009-02-13 Richard Guenther <rguenther@suse.de>
6931 * configure.ac: Enable LFS.
6932 * configure: Re-generate.
6933 * config.in: Likewise.
6935 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6938 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6939 sizes on syntax error after some arguments have been parsed.
6941 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6943 * doc/invoke.texi (-fira): Remove.
6945 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6947 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6948 * recog.c: Likewise.
6951 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6953 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6954 (umul_ppmm): Likewise.
6955 (count_leading_zeros): Likewise.
6956 (count_trailing_zeros): Likewise.
6957 (UMUL_TIME): Likewise.
6959 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6961 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6962 soft-fp/t-softfp to tmake_file.
6964 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6965 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6966 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6967 IA64_BUILTIN_INFQ]: New.
6968 (ia64_init_builtins): Initialize __builtin_infq,
6969 __builtin_fabsq and __builtin_copysignq if not HPUX.
6970 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6971 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6973 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6975 (__fixtfti): Likewise.
6976 (__fixunstfti): Likewise.
6977 (__floattitf): Likewise.
6979 * config/ia64/libgcc-glibc.ver: New.
6980 * config/ia64/t-fprules-softfp: Likewise.
6981 * config/ia64/sfp-machine.h: Likewise.
6983 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6984 (LIBGCC2_TF_CEXT): Likewise.
6985 (TF_SIZE): Likewise.
6986 (TARGET_INIT_LIBFUNCS): Likewise.
6988 * config/ia64/t-glibc (SHLINB_MAPFILES):
6989 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6991 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6993 * config/i386/i386.c (construct_container): Rewrite processing
6994 BLKmode with X86_64_SSE_CLASS.
6996 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6999 * config/i386/i386.md: Replace simplify_replace_rtx with
7000 replace_rtx in the new peephole2.
7002 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7004 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7005 loop unrolling do not happen at -O2.
7007 2009-02-12 Michael Matz <matz@suse.de>
7009 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7011 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7013 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7016 2009-02-12 Ben Elliston <bje@au.ibm.com>
7018 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7019 patterns when updating the back chain. Missed in the 2009-02-10
7022 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7024 * doc/extend.texi (Decimal Floating Types): Update identifier of
7025 draft TR and list of missing support.
7027 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7030 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7031 bit to variable length decl's flags, add it also to its
7032 pointer replacement variable.
7034 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7035 Jakub Jelinek <jakub@redhat.com>
7038 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7039 (memory_blockage): New expander.
7040 (*memory_blockage): New insn pattern.
7041 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7042 instead of general blockage at the end of function prologue when
7043 frame pointer is used to access red zone area. Do not emit blockage
7044 when profiling, it is emitted in generic code.
7045 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7046 function epilogue when frame pointer is used to access red zone area.
7048 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7051 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7052 by arithmetic with memory operands.
7053 * config/i386/predicates.md (commutative_operator): New.
7055 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7057 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7060 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7062 * alias.h (record_alias_subset): Declare.
7063 * alias.c (record_alias_subset): Make global.
7065 2009-02-10 Nick Clifton <nickc@redhat.com>
7067 * tree-parloops.c: Change license to GPLv3.
7068 * ipa-struct-reorg.c: Change license to GPLv3.
7069 * ipa-struct-reorg.h: Change license to GPLv3.
7071 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7074 * c-decl.c (start_struct): Return NULL on error.
7076 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7079 * cfgloopmanip.c (remove_path): Call remove_bbs after
7080 cancel_loop_tree, not before it.
7083 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7084 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7085 VAR_DECLs were seen.
7086 * tree-ssa-live.c (remove_unused_locals): Recompute
7087 cfun->has_local_explicit_reg_vars.
7088 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7089 copies or clearings if cfun->has_local_explicit_reg_vars.
7091 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7095 of function prologue when frame pointer is used to access
7098 2009-02-10 Richard Guenther <rguenther@suse.de>
7101 * gimplify.c (gimple_regimplify_operands): Always look if
7102 we need to create a temporary.
7104 2009-02-10 Richard Guenther <rguenther@suse.de>
7106 PR tree-optimization/39132
7107 * tree-loop-distribution.c (todo): New global var.
7108 (generate_memset_zero): Trigger TODO_rebuild_alias.
7109 (tree_loop_distribution): Return todo.
7111 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7114 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7115 (x86_64_reg_class_name): Removed.
7116 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7117 first one isn't X86_64_SSE_CLASS or any other ones aren't
7118 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7119 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7120 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7121 and 3 X86_64_SSEUP_CLASS.
7122 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7123 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7125 2009-02-10 Ben Elliston <bje@au.ibm.com>
7127 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7128 form instruction to update the stack back chain word, even if the
7129 user has disabled the generation of update instructions.
7130 (movdi_<mode>_update_stack): New.
7131 (movsi_update_stack): Likewise.
7132 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7133 always use an update form instruction to update the stack back
7136 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7139 * graphite.c (if_region_set_false_region): After moving a region in
7140 the false branch of a condition, remove the empty dummy basic block.
7141 (gloog): Remove wrong fix for PR38953.
7143 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7145 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7146 generation due to implicit sign extension.
7148 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7151 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7152 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7154 2009-02-09 Richard Guenther <rguenther@suse.de>
7157 * convert.c (convert_to_real): Disable (float)fn((double)x)
7158 to fnf(x) conversion if errno differences may occur and
7159 -fmath-errno is set.
7161 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7163 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7164 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7165 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7167 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7170 * c-common.c (handle_alias_attribute): Disallow attribute for
7171 anything not a FUNCTION_DECL or VAR_DECL.
7173 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7176 * real.c (do_compare): Special-case compare of zero against
7177 decimal float value.
7179 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7182 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7183 as indicating flexible array members unless the field itself is
7184 being declarared as the incomplete array.
7186 2009-02-06 Jan Hubicka <jh@suse.cz>
7188 PR tree-optimization/38844
7189 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7192 2009-02-06 Richard Guenther <rguenther@suse.de>
7195 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7196 fork because we may expand it as __gcov_fork.
7198 2009-02-06 Nick Clifton <nickc@redhat.com>
7200 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7202 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7204 PR tree-optimization/35659
7205 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7206 vn_phi_eq): Shortcut if hashcode does not match.
7207 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7209 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7210 and avoid iterative_hash_expr.
7211 (FOR_EACH_VALUE_ID_IN_SET): New.
7212 (value_id_compare): Remove.
7213 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7214 sort expressions by value id.
7216 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7219 * config/sh/predicates.md (general_movsrc_operand): Don't check
7220 the subreg of system registers here.
7222 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7225 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7228 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7230 PR rtl-optimization/39110
7231 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7232 addresses, not aligned ones.
7234 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7235 Richard Guenther <rguenther@suse.de>
7237 PR tree-optimization/39100
7238 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7239 comment says and add edges.
7241 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7244 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7245 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7247 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7249 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7250 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7251 register_bb_in_sese, new_sese, free_sese): Moved.
7252 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7253 outermost_loop_in_scop, build_scop_iteration_domain,
7254 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7255 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7256 Use loop_in_sese_p instead of loop_in_scop_p.
7257 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7258 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7259 (scopdet_basic_block_info): Fix bug in scop detection.
7260 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7261 eq_loop_to_cloog_loop): Remove.
7262 (nb_loops_around_loop_in_scop, nb_loop
7263 ref_nb_loops): Moved here...
7264 * graphite.h (ref_nb_loops): ... from here.
7265 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7266 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7267 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7268 * testsuite/gcc.dg/graphite/scop-19.c: New
7270 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7271 Hans-Peter Nilsson <hp@axis.com>
7273 PR rtl-optimization/37889
7274 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7275 Move offset handling from PLUS to before the switch. Use new
7276 arguments when considering SYMBOL_REFs too.
7277 (rtx_addr_can_trap_p): Pass dummy offset and size.
7278 (enum may_trap_p_flags): Remove.
7279 (may_trap_p_1): Pass size from MEM_SIZE.
7281 PR rtl-optimization/38921
7282 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7283 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7284 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7285 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7287 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7289 AVX Programming Reference (January, 2009)
7290 * config/i386/sse.md (*vpclmulqdq): New.
7292 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7294 PR tree-optimization/38977
7295 PR gcov-profile/38292
7296 * calls.c (special_function_p): Disregard __builtin_ prefix.
7298 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7300 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7301 non-indexable addresses even before reload.
7303 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7306 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7307 as having variable size. Do not give an error for unnamed
7308 parameters with [*] declarators. Give a warning for type names
7309 with [*] declarators and mark them as variable size.
7310 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7311 for sizeof applied to [*] type names.
7313 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7316 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7318 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7320 * gcc.c (process_command): Update copyright notice dates.
7321 * gcov.c (print_version): Likewise.
7322 * gcov-dump.c (print_version): Likewise.
7323 * mips-tfile.c (main): Likewise.
7324 * mips-tdump.c (main): Likewise.
7326 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7329 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7330 for composite type involving a zero-length array type.
7332 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7335 * function.c (match_asm_constraints_1): Skip over
7336 initial optional % in the constraint.
7339 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7340 supported, don't accept FIXED_CSTs.
7341 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7342 and _Sat is used without _Fract/_Accum. Set specs->type to
7343 integer_type_node for cts_fract/cts_accum if fixed point is not
7346 2009-02-02 Catherine Moore <clm@codesourcery.com>
7348 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7350 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7352 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7353 (ABI_HAS_64BIT_SYMBOLS): Use it.
7354 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7356 2009-02-02 Paul Brook <paul@codesourcery.com>
7358 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7360 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7363 * recog.h (asm_operand_ok): Add constraints argument.
7364 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7365 recurse on matching constraint.
7366 (check_asm_operands): Pass constraints as 3rd argument to
7367 asm_operand_ok. Don't look up matching constraint here.
7368 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7371 2009-02-02 Ben Elliston <bje@au.ibm.com>
7373 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7374 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7376 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7378 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7379 information. Remove some obsolete information. Reorganize.
7381 * config/pa/fptr.c: Revert license to GPL 2.
7382 * config/pa/milli64.S: Likewise.
7384 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7387 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7388 LIBRARY name in, instead of hard-coding it.
7389 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7390 extra target make frag to tmake_files according to EH model.
7391 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7392 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7393 frags that define makefile variable EH_MODEL appropriately.
7394 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7395 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7396 to "-sjlj" according to type of EH configured.
7397 (LIBGCC_SONAME): Concatenate it to shared library base name.
7398 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7399 to "_sjlj" according to type of EH configured.
7400 (LIBGCC_SONAME): Concatenate it to shared library base name.
7401 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7402 (SHLIB_LINK): Add missing semicolon to if-else construct.
7403 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7404 string value of "pe_dll" command-line option.
7405 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7406 (SHLIB_SONAME): Use it when overriding t-cygming default.
7407 (SHLIB_IMPLIB): Override t-cygming default.
7408 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7409 string value of "pe_dll" command-line option.
7411 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7414 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7415 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7417 2009-01-31 Richard Guenther <rguenther@suse.de>
7419 PR tree-optimization/38937
7420 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7421 computing the transitive closure.
7423 2009-01-30 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/39041
7426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7427 Propagate variable indices only if the types match for this stmt.
7429 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7432 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7433 inline but never defined.
7435 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7437 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7438 (*insv_h_di_reg_extimm): New insn.
7439 (*insv_l<mode>_reg_extimm): New insn.
7441 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7443 * config/picochip/picochip.c (flag_conserve_stack): set
7444 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7445 fconserve-stack. Reduce call-overhead used by inliner.
7447 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7450 * common.opt (flag_conserve_stack): Initialised to zero.
7452 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7455 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7456 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7459 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7461 * ira-color.c (allocno_reload_assign): Update comments.
7462 * regmove.c (regmove_optimize): Likewise.
7466 2009-01-29 Robert Millan <rmh@aybabtu.com>
7468 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7469 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7470 `MD_UNWIND_SUPPORT'.
7471 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7473 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7475 PR tree-optimization/39007
7476 * tree-loop-distribution.c (generate_builtin): Use
7477 recompute_dominator to compute the immediate dominator of the
7478 basic block just after the loop.
7480 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7482 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7483 (ASM_OUTPUT_DWARF_PCREL): Define.
7485 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7487 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7488 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7489 global. Modify entries about regmove and IRA.
7491 * ra-conflict.c: Remove the file.
7493 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7495 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7496 (pass_regclass_init): Rename to pass_reginfo_init.
7498 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7500 * toplev.h (flag_ira): Remove.
7502 * caller-save.c (setup_save_areas): Remove flag_ira.
7504 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7506 * global.c: Remove the file.
7508 * opts.c (decode_options): Remove flag_ira.
7510 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7512 * regmove.c: Modify file description.
7513 (find_use_as_address, try_auto_increment): Define them only if
7514 AUTO_INC_DEC is defined.
7515 (replacement_quality, replace_in_call_usage, fixup_match_1,
7516 stable_and_no_regs_but_for_p): Remove.
7517 (reg_set_in_bb): Make it static.
7518 (regmove_optimize): Remove flag_ira and code which worked for
7521 * local-alloc.c: Remove the file.
7523 * common.opt (fira): Remove.
7525 * ira.c: Include except.h.
7526 (eliminable_regset): Move from global.c.
7527 (mark_elimination): Ditto. Remove flag_ira.
7528 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7529 equiv_mem_modified, validate_equiv_mem_from_store,
7530 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7531 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7532 no_equiv, recorded_label_ref): Move from local-alloc.c.
7533 (update_equiv_regs): Ditto. Make it static.
7534 (print_insn_chain, print_insn_chains): Move it from global.c.
7535 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7536 (build_insn_chain): Ditto. Make it static.
7537 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7538 Rename to init_live_subregs.
7539 (gate_ira): Remove flag_ira.
7541 * regclass.c: Rename reginfo.c. Change file description.
7542 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7543 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7544 (init_reg_sets_1): Remove code for evaluation of
7545 reg_class_superclasses and losing_caller_save_reg_set.
7546 (init_regs): Remove init_reg_autoinc.
7547 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7548 ok_for_base_p_nonstrict): Remove.
7549 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7550 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7551 corresponding entries.
7552 (dump_regclass, record_operand_costs, scan_one_insn,
7553 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7554 record_address_regs, auto_inc_dec_reg_p): Remove.
7555 (gt-regclass.h): Rename to gt-reginfo.h.
7557 * rtl.h (dump_global_regs, retry_global_alloc,
7558 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7560 * Makefile.in (RA_H): Remove.
7561 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7562 Rename regclass.o to reginfo.o.
7563 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7565 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7566 (GTFILES): Rename regclass.c to reginfo.c.
7568 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7569 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7571 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7572 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7574 (finish_spills): Ditto. Remove code for !flag_ira.
7576 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7579 * doc/invoke.texi (rtl debug options): Complete rewrite.
7580 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7582 * mode-switching.c (pass_mode_switching): Rename pass from
7583 "mode-sw" to "mode_sw".
7584 * except.c (pass_convert_to_eh_ranges): Rename pass from
7585 "eh-ranges" to "eh_ranges".
7586 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7590 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7591 Alexander Monakov <amonakov@ispras.ru>
7594 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7596 (move_exprs_to_boundary): Change return type and pass through
7597 should_move from move_op. Relax assert. Update usage ...
7598 (schedule_expr_on_boundary): ... here. Use should_move instead of
7600 (move_op_orig_expr_found): Indicate that insn was disconnected from
7602 (code_motion_process_successors): Do not call after_merge_succs
7603 callback if original expression was not found when traversing any of
7605 (code_motion_path_driver): Change return type. Update prototype.
7606 (move_op): Update comment. Add a new parameter (should_move). Update
7607 prototype. Set *should_move based on indication provided by
7608 move_op_orig_expr_found.
7610 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7612 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7613 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7614 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7615 * config/rs6000/rs6000.c (rs6000_override_options): Default
7616 avoid-indexed-addresses on for Power6, off for everything else.
7617 (avoiding_indexed_address_p): New function.
7618 (rs6000_legitimize_address): Use it.
7619 (rs6000_legitimate_address): Likewise.
7620 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7622 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7624 PR tree-optimization/38997
7625 * tree-loop-distribution.c (generate_memset_zero): Use
7626 POINTER_PLUS_EXPR for a pointer addition.
7628 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7630 * config/s390/s390.md (bswap<mode>2): New pattern added.
7632 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7634 * config/s390/s390.md (*tls_load_31): Added type attribute.
7636 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7638 * config/s390/s390.md: Fix a few comments.
7640 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7642 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7643 (*tm<mode>_full): Fixed z10prop attribute.
7644 (*tst<mode>_extimm): Fixed z10prop attribute.
7645 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7646 (*tstqiCCT_cconly): Fixed z10prop attribute.
7647 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7648 (*movsi_larl): Fixed z10prop attribute.
7649 (*movsi_zarch): Fixed z10prop attribute.
7650 (*movsi_eas): Fixed z10prop attribute.
7651 (*movhi): Fixed z10prop attribute.
7652 (*movqi): Fixed z10prop attribute.
7653 (*movstrictqi): Fixed z10prop attribute.
7654 (*mov<mode>): Fixed z10prop attribute.
7655 (*movcc): Fixed z10prop attribute.
7656 (*sethighpartdi_64): Fixed z10prop attribute.
7657 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7658 (*negdi2_sign_cc): Fixed z10prop attribute.
7659 (*negdi2_sign): Fixed z10prop attribute.
7660 (*absdi2_sign_cc): Fixed z10prop attribute.
7661 (*absdi2_sign): Fixed z10prop attribute.
7662 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7663 (*negabsdi2_sign): Fixed z10prop attribute.
7664 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7665 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7666 (doloop_si64): Fixed z10prop attribute.
7667 (doloop_si31): Fixed z10prop attribute.
7668 (doloop_long): Fixed z10prop attribute.
7669 (indirect_jump): Fixed z10prop attribute.
7670 (nop): Fixed z10prop attribute.
7671 (main_base_64): Fixed z10prop attribute.
7672 (reload_base_64): Fixed z10prop attribute.
7674 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7676 PR rtl-optimization/38740
7677 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7679 * config/mips/mips.c (mips_reorg): Likewise.
7681 2009-01-28 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/38926
7684 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7685 with the correct value id to a value.
7686 (do_regular_insertion): Use the value number of edoubleprime
7687 for the value number of the expr.
7690 2008-08-21 Richard Guenther <rguenther@suse.de>
7692 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7693 a PHI ask VN if it is already available.
7694 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7695 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7697 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7700 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7701 set to varying whenever max has TREE_OVERFLOW set, similarly
7702 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7704 2009-01-28 Richard Guenther <rguenther@suse.de>
7707 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7708 uninitialized aggregate uses in call arguments.
7710 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7712 PR tree-optimization/38984
7713 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7714 the nothing_id variable if -fno-delete-null-pointer-checks.
7716 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7719 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7720 (set_got_offset_rex64): Ditto.
7722 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7725 * doc/extend.texi: Improve local variable with asm reg.
7727 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7729 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7730 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7731 was not supplied then set warn_packed_bitfield_compat to the
7733 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7736 2009-01-27 Richard Guenther <rguenther@suse.de>
7738 PR tree-optimization/38503
7739 * cfgexpand.c (expand_gimple_basic_block): Ignore
7740 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7741 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7742 variables that cannot have TBAA applied.
7743 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7746 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7749 * calls.c (initialize_argument_information): Do not wrap complex
7750 arguments in SAVE_EXPR.
7752 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7754 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7755 (INSTALL_LIBGCC): Revert typo commit.
7757 2009-01-26 Richard Guenther <rguenther@suse.de>
7759 PR tree-optimization/38745
7760 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7761 from special handling.
7763 2009-01-26 Richard Guenther <rguenther@suse.de>
7765 PR tree-optimization/38745
7766 * tree-ssa.c (execute_update_addresses_taken): Do not include
7767 variables that cannot possibly be a register in not_reg_needs.
7768 Do not clear TREE_ADDRESSABLE on vars that may not become
7770 * tree-ssa.c (update_alias_info_1): Include those in the set
7771 of addressable vars.
7773 2009-01-26 Richard Guenther <rguenther@suse.de>
7776 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7777 * tree-ssa-dse.c: Include langhooks.h
7778 (execute_simple_dse): Remove stores with zero size.
7780 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7783 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7786 2009-01-24 Julian Brown <julian@codesourcery.com>
7788 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7789 config/arm/linux-atomic.c.
7790 * config/arm/linux-atomic.c: New.
7792 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7794 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7795 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7796 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7798 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7801 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7804 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7806 PR tree-optimization/38953
7807 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7808 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7809 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7810 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7813 2009-01-24 Paul Brook <paul@codesourcery.com>
7815 * config/arm/neon.md (neon_type): Move to arm.md.
7816 (neon_mov<VSTRUCT>): Add neon_type attribute.
7817 * config/arm/arm.md (neon_type): Move to here.
7818 (conds): Add "unconditioal" and use as default for NEON insns.
7820 2009-01-24 Ben Elliston <bje@au.ibm.com>
7822 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7823 void *' warning from -Wc++-compat.
7824 * Makefile.in (dominance.o-warn): Remove.
7826 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7828 PR tree-optimization/38932
7829 * fold-const.c (fold_unary_ignore_overflow): New.
7830 * tree.h (fold_unary_ignore_overflow): Declare.
7831 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7832 * tree-ssa-sccvn.c (visit_reference_op_load,
7833 simplify_unary_expression): Likewise.
7835 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7837 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7838 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7839 regardless of their type.
7840 * c-common.c (handle_packed_attribute): Don't ignore packed on
7842 * c.opt (Wpacked-bitfield-compat): New warning option.
7843 * stor-layout.c (place_field): Warn if offset of a field changed.
7844 * doc/extend.texi (packed): Mention the ABI change.
7845 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7846 (Warning Options): Add it to the list.
7848 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7850 * c-opts.c (c_common_post_options): Fix a typo in comments.
7852 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7855 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7856 variables to static.
7857 * doc/invoke.texi (-fmerge-all-constants): Update description.
7859 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7862 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7863 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7865 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7867 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7869 (LOCAL_ALIGNMENT): Similarly.
7871 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7872 Joseph Myers <joseph@codesourcery.com>
7874 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7875 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7876 * config/arm/arm-tune.md: Regenerate.
7877 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7880 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7882 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7883 version number to five.
7885 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7888 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7889 * c-common.c (set_underlying_type): Likewise.
7890 (is_typedef_decl ): Likewise
7892 (set_underlying_type): Likewise.
7893 (is_typedef_type): Likewise.
7895 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7898 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7901 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7904 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7905 (LIBGCC_SPEC): Don't define.
7906 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7908 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7910 PR rtl-optimization/38879
7911 * alias.c (base_alias_check): Unaligned access via AND address can
7912 alias all surrounding object types except those with sizes equal
7913 or wider than the size of unaligned access.
7915 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7918 * c-decl.c (clone_underlying_type): Move this ...
7919 * c-common.c (set_underlying_type): ... here.
7920 Also, make sure the function properly sets TYPE_STUB_DECL() on
7921 the newly created typedef variant type.
7922 (is_typedef_decl ): New entry point.
7923 * tree.h: Added a new member member_types_needing_access_check to
7924 struct tree_decl_non_common.
7925 (set_underlying_type): New entry point.
7926 (is_typedef_type): Likewise.
7928 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7930 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7931 Check whether two instructions have memory references that
7932 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7933 are helper functions for traversing.
7934 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7935 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7936 not to draw dependency edge for instructions with non-conflicting
7939 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7942 * longlong.h: Update copyright years. Use soft-fp license notice.
7943 Sync __clz_tab declaration with glibc.
7945 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7948 * doc/extend.texi (syscall_linkage): New.
7949 (version_id): Modify.
7951 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7952 Richard Guenther <rguenther@suse.de>
7954 PR tree-optimization/38747
7955 PR tree-optimization/38748
7956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7957 conversion if the base address is an indirect reference and the
7958 aliasing sets could cause issues.
7960 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7962 * common.opt (fgraphite, fgraphite-identity): Add comment for
7963 explaining why these options are not documented.
7965 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7967 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7968 gimple_call_lhs is NULL.
7970 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7973 * emit-rtl.c (adjust_address_1): Make sure memref is never
7976 2009-01-20 Ben Elliston <bje@au.ibm.com>
7978 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7979 const qualifier from arg parameter. Remove unnecessary cast to char *.
7980 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7981 const qualifier from arg 2.
7983 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7985 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7987 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7990 * rtl.h (reinit_regs): New prototype.
7991 * regclass.c: Include ira.h.
7993 * Makefile.in (regclass.o): Add ira.h.
7994 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7996 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7999 * c-common.c (handle_aligned_attribute): Use
8000 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8001 default alignment value.
8003 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8005 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8006 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8008 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8009 __BIGGEST_ALIGNMENT__.
8011 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8013 2009-01-18 Richard Guenther <rguenther@suse.de>
8015 PR tree-optimization/38819
8016 * tree-flow.h (operation_could_trap_helper_p): Declare.
8017 * tree-eh.c (operation_could_trap_helper_p): Export.
8018 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8019 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8020 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8021 are about to insert a possibly trapping instruction and fail
8024 2009-01-18 Andreas Schwab <schwab@suse.de>
8026 * doc/install.texi (Configuration): Remove obsolete paragraph
8027 about use of --with-gnu-ld with --with-gnu-as.
8029 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8031 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8032 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8033 Follow spelling conventions.
8035 2009-01-18 Ben Elliston <bje@au.ibm.com>
8037 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8038 C++ warning about implicit conversion from void * to struct
8040 (bitmap_obstack_free): Likewise for bitmap_element *.
8041 * Makefile.in (bitmap.o-warn): Remove.
8043 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8045 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8047 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8048 Tobias Grosser <tobi.grosser@amd.com>
8050 * graphite.c (graphite_trans_scop_block): Do not block single
8053 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8055 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8056 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8057 test with assertion.
8059 2009-01-16 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/38835
8063 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8064 and INT + PTR -> (INT)(PTR p+ INT) folding.
8065 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8067 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8070 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8071 the subreg from a lowpart subreg if it is also casting the value.
8073 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8074 Tobias Grosser <tobi.grosser@amd.com>
8076 * graphite.c (compare_prefix_loops): New.
8077 (build_scop_canonical_schedules): Rewritten.
8078 (graphite_transform_loops): Move build_scop_canonical_schedules
8079 after build_scop_iteration_domain.
8081 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8082 Tobias Grosser <tobi.grosser@amd.com>
8084 * graphite.c (add_conditions_to_domain): Add the loops to
8085 the dimension of the iteration domain. Do copy the domain
8086 only when it exists.
8087 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8088 (add_conditions_to_constraints): New.
8089 (can_generate_code_stmt, can_generate_code): Removed.
8090 (gloog): Do not call can_generate_code.
8091 (graphite_transform_loops): Call add_conditions_to_constraints
8092 after building the iteration domain.
8094 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8096 PR tree-optimization/38789
8097 * tree-ssa-threadedge.c
8098 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8099 __builtin_constant_p.
8101 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8103 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8104 examined before deleting them.
8106 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8108 * function.c (aggregate_value_p): Correctly extract the function
8109 type from CALL_EXPR_FN lookup.
8111 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8113 * config/picochip/picochip.c (picochip_override_options): Revert
8114 CFI asm flag disable commited previously.
8116 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8117 Tobias Grosser <tobi.grosser@amd.com>
8118 Jan Sjodin <jan.sjodin@amd.com>
8120 * graphite.c (scan_tree_for_params): On substractions negate
8121 all the coefficients of the term.
8122 (clast_to_gcc_expression_red): New. Handle reduction expressions
8123 of more than two operands.
8124 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8125 (get_vdef_before_scop): Handle also the case of default definitions.
8127 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8129 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8130 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8131 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8133 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8134 Joey Ye <joey.ye@intel.com>
8137 * cfgexpand.c (expand_stack_alignment): Don't update stack
8138 boundary nor check incoming stack boundary here.
8139 (gimple_expand_cfg): Update stack boundary and check incoming
8140 stack boundary here.
8142 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8144 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8146 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8148 PR rtl-optimization/38245
8149 * calls.c (expand_call): Add stack arguments to
8150 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8151 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8152 in regs and partially in memory or BLKmode arguments.
8153 (emit_library_call_value_1): Add stack arguments to
8154 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8155 ACCUMULATE_OUTGOING_ARGS).
8156 * dce.c: Include tm_p.h.
8157 (find_call_stack_args): New function.
8158 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8160 (mark_insn): Call find_call_stack_args for CALL_Ps.
8161 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8162 forwards. Allocate and free arg_stores bitmap if needed, pass it
8163 down to deletable_insn_p, don't mark stores set in arg_stores
8164 bitmap, clear the bitmap at the beginning of each bb.
8165 * Makefile.in (dce.o): Depend on $(TM_P_H).
8167 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8170 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8171 to make sure the insn is a conditional test (bug 22599). Reformat a
8174 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8177 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8178 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8179 (gloog): Do not call cleanup_tree_cfg.
8180 (graphite_transform_loops): Call cleanup_tree_cfg after all
8181 scops have been code generated.
8183 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8184 * doc/gty.texi (Invoking the garbage collector): Added new node
8185 and section documenting ggc_collect.
8187 2009-01-14 Richard Guenther <rguenther@suse.de>
8189 PR tree-optimization/38826
8191 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8192 initialization notes only if we actually emitted a warning.
8193 (intra_create_variable_infos): Add constraints for a result decl
8194 that is passed by hidden reference.
8195 (build_pred_graph): Mark all related variables non-direct on
8198 2009-01-14 Nick Clifton <nickc@redhat.com>
8200 * ira-conflicts.c: Include addresses.h for the definition of
8202 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8203 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8205 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8208 * Makefile.in (ira-lives.o): Add except.h.
8210 * ira-lives.c: Include except.h.
8211 (process_bb_node_lives): Process can_throw_internal.
8213 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8215 PR rtl-optimization/38774
8216 * combine.c (simplify_set): When undoing cc_use change, don't do
8217 PUT_CODE on the newly created comparison, but instead put back the
8220 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8222 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8223 values. Remove duplicate arm8 entry.
8225 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8227 PR tree-optimization/38786
8228 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8229 the SSA_NAME case of expand_scalar_variables_expr.
8230 Set the type of an expression to the type of its assign statement.
8231 (expand_scalar_variables_expr): Also gather the scalar computation
8232 used to index the memory access. Do not pass loop_p.
8233 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8234 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8235 the gimple_stmt_iterator where it inserts new code.
8237 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8238 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8240 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8242 * graphite.h (debug_value): Removed.
8243 * graphite.c (debug_value): Removed.
8245 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8247 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8248 ldrd/strd with two 32-bit instructions.
8250 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8252 * config/arm/arm.c (struct processors): Pass for speed down into
8253 cost helper functions.
8254 (const_ok_for_op): Handle COMPARE and inequality nodes.
8255 (arm_rtx_costs_1): Rewrite.
8256 (arm_size_rtx_costs): Update prototype.
8257 (arm_rtx_costs): Pass speed down to helper functions.
8258 (arm_slowmul_rtx_costs): Rework cost calculations.
8259 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8260 (arm_9e_rtx_costs): Likewise.
8262 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8264 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8265 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8266 (alpha_legitimize_address): Do not split local symbols wider than
8267 UNITS_PER_WORD into HIGH/LO_SUM parts.
8269 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8272 * gcc.c (process_command): Replace call to execvp with calls
8273 to pex_one and exit.
8275 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8278 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8279 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8280 variant for devices with 3-byte PC.
8281 (__tablejump_elpm__): New.
8283 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8286 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8287 offsetof member-designator, handle it as `[0].'.
8289 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8291 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8292 function when not using named sections on targets with named sections
8293 if branch distance is less than 262132.
8295 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8297 * combine.c (combine_instructions): Recompute
8298 optimize_this_for_speed_p for each BB in the main combine loop.
8300 2009-01-12 Tomas Bily <tbily@suse.cz>
8303 * tree-loop-distribution.c (prop_phis): New function.
8304 (generate_builtin): Call prop_phis.
8305 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8307 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8309 PR tree-optimization/38807
8310 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8311 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8313 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8315 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8316 subreg of op0 to the original op0.
8318 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8320 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8322 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8325 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8326 starting with digits.
8328 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8331 * config/arm/arm.c (arm_is_long_call_p): Don't call
8332 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8334 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8336 * regrename.c (regrename_optimize): Fix dumping.
8337 (find_oldest_value_reg): Preserve REG_POINTER.
8338 (copy_hardreg_forward_1): Likewise.
8340 2009-01-09 Diego Novillo <dnovillo@google.com>
8342 * gimple.h (struct gimple_statement_base) <uid>: Document
8343 the restrictions on its use.
8345 (gimple_set_uid): Tidy.
8347 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8349 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8350 zero guard even if align_bytes != 0 and count is smaller than
8353 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8355 PR rtl-optimization/38495
8356 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8357 (add_range_and_copies_from_move_list): Print all added ranges.
8358 Add ranges to memory optimized destination.
8360 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8364 * config/i386/i386.c (override_options): Reject
8365 -mstringop-strategy=rep_8byte with -m32.
8366 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8367 to 1. Do count comparison against epilogue_size_needed at compile
8368 time even when count_exp was constant forced into register. For
8369 size_needed don't jump to epilogue, instead just avoid aligning
8370 and invoke the body algorithm. If need_zero_guard, add zero guard
8371 even if count is non-zero, but smaller than size_needed + number of
8372 bytes that could be stored for alignment.
8373 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8374 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8375 but smaller than size_needed + number of bytes that could be stored
8376 for alignment. Compare size_needed with epilogue_size_needed instead
8377 of desired_align - align, don't adjust size_needed, pass
8378 epilogue_size_needed to the epilogue expanders.
8381 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8383 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8385 * pa.c (last_address): Change to unsigned.
8386 (update_total_code_bytes): Change argument to unsigned. Don't
8387 check if insn addresses are set.
8388 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8389 addresses are not set.
8390 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8392 2009-01-09 Nick Clifton <nickc@redhat.com>
8394 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8395 DECL_DECLARED_INLINE_P.
8397 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8400 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8401 GET_MODE (op0) in operand_subword_force calls.
8404 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8405 fold_convert arg0 operands to TREE_TYPE (op0) first.
8407 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8409 * params.def (ira-max-conflict-table-size): Decrease default value
8412 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8414 PR tree-optimization/37031
8415 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8417 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8418 allocate it using gc instead of heap, use VEC_quick_push instead of
8420 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8421 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8422 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8423 allocated vector from heap allocated.
8424 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8425 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8426 vector only after perfect_loop_nest_depth call.
8428 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8429 Jan Sjodin <jan.sjodin@amd.com>
8431 PR tree-optimization/38559
8432 * graphite.c (debug_value, copy_constraint,
8433 swap_constraint_variables, scale_constraint_variable, ): New.
8434 (get_lower_bound, get_upper_bound): Removed.
8435 (graphite_trans_bb_strip_mine): Clean up this code that works
8436 only for constant number of iterations. Fully copy upper and
8437 lower bound constraints, not only the constant part of them.
8438 * graphite.h (debug_value): Declared.
8440 2009-01-08 Ira Rosen <irar@il.ibm.com>
8442 PR tree-optimization/37194
8443 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8444 Don't add the cost of cost model guard in prologue to scalar
8445 outside cost in case of known number of iterations.
8447 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8448 Alan Modra <amodra@bigpond.net.au>
8450 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8451 non-word-aligned REG+CONST addressing.
8453 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8456 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8457 free_after_compilation when outputting a thunk.
8458 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8459 Do not call free_after_compilation here.
8461 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8464 (ix86_valid_target_attribute_inner_p): Ditto.
8466 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8468 PR tree-optimization/38492
8469 PR tree-optimization/38498
8470 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8471 * tree-chrec.h (scev_is_linear_expression): Declared.
8472 * graphite.c (graphite_cannot_represent_loop_niter): New.
8473 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8474 (graphite_loop_normal_form): Use gcc_assert.
8475 (scan_tree_for_params): Use CASE_CONVERT.
8476 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8477 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8478 Use gcc_assert. Discard scops that contain unhandled cases.
8479 (build_scop_conditions): Return a boolean status for unhandled cases.
8480 (strip_mine_profitable_p): Print the loop number, not its depth.
8481 (is_interchange_valid): Pass the depth of the loop nest, don't
8482 recompute it wrongly.
8483 (graphite_trans_bb_block): Same.
8484 (graphite_trans_bb_block): Print tentative of loop blocking.
8485 (graphite_trans_scop_block): Do not print that the loop has been
8487 (graphite_transform_loops): Do not handle scops that contain condition
8490 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8492 AVX Programming Reference (December, 2008)
8493 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8494 (_mm256_stream_pd): Likewise.
8495 (_mm256_stream_ps): Likewise.
8497 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8498 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8499 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8500 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8501 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8502 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8503 (ix86_expand_special_args_builtin): Likewise.
8505 * config/i386/sse.md (AVXMODEDI): New.
8506 (avx_movnt<mode>): Likewise.
8507 (avx_movnt<mode>): Likewise.
8508 (<sse>_movnt<mode>): Remove AVX support.
8509 (sse2_movntv2di): Likewise.
8511 2009-01-07 Richard Guenther <rguenther@suse.de>
8514 * fold-const.c (extract_muldiv): Remove obsolete comment.
8515 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8516 to PLUS_EXPR canonicalization for the canonicalization.
8518 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8520 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8521 hosted cross-compilers generating less efficient code.
8523 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8525 * function.h (rtl_data): Add a dbr_scheduled_p field.
8526 * reorg.c (dbr_schedule): Set it.
8527 (gate_handle_delay_slots): Check it.
8528 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8529 (mips_reorg): Check flag_delayed_branch instead of
8530 mips_base_delayed_branch.
8531 (mips_override_options): Don't set mips_base_delayed_branch
8532 or flag_delayed_branch.
8534 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8536 PR rtl-optimization/38426.
8537 * ira.c (ira): Set current_function_is_leaf earlier.
8539 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8541 PR rtl-optimization/38722
8542 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8543 too early, only set a flag and modify after last possible
8546 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8549 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8550 * real.c (decimal_single_format): Correct values of emin and emax.
8551 (decimal_double_format): Ditto.
8552 (decimal_quad_format): Ditto.
8553 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8554 computation of DECnn_MIN and DECnn_MAX for corrected values of
8555 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8556 __DECnn_MIN__, and adjust its computation for the corrected value
8559 2009-01-06 Jan Hubicka <jh@suse.cz>
8562 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8564 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8566 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8567 Add Robert Clark to the list of testers.
8569 2009-01-06 Jan Hubicka <jh@suse.cz>
8570 Kai Tietz <kai.tietz@onevision.com>
8572 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8573 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8575 2009-01-06 Jan Hubicka <jh@suse.cz>
8576 Kai Tietz <kai.tietz@onevision.com>
8578 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8580 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8581 (ix86_nsaved_regs): Count only general purpose regs.
8582 (ix86_nsaved_sseregs): New.
8583 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8584 to 16 for w64; compute padding and size of sse reg save area.
8585 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8586 general purpose regs.
8587 (ix86_emit_save_sse_regs_using_mov): New.
8588 (ix86_expand_prologue): Save SSE regs if needed.
8589 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8590 (ix86_emit_restore_sse_regs_using_mov): New.
8591 (ix86_expand_epilogue): Save SSE regs if needed.
8593 2009-01-06 Jan Hubicka <jh@suse.cz>
8594 Kai Tietz <kai.tietz@onevision.com>
8596 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8597 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8598 functions when accumulate outgoing args is off.
8600 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8603 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8604 before using pseudos_have_intersected_live_ranges_p.
8606 * ira-int.h (ira_assert): Always define.
8608 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8610 AVX Programming Reference (December, 2008)
8611 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8612 (_mm256_permute2_pd): Likewise.
8613 (_mm_permute2_ps): Likewise.
8614 (_mm256_permute2_ps): Likewise.
8615 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8616 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8618 * config/i386/i386.c (ix86_builtins): Remove
8619 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8620 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8621 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8622 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8623 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8624 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8625 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8626 __builtin_ia32_vpermil2ps256.
8627 (ix86_init_mmx_sse_builtins): Updated.
8628 (ix86_expand_args_builtin): Likewise.
8630 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8632 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8633 long absolute calls when generating PA 2.0 code.
8635 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8637 PR rtl-optimization/38583
8638 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8640 * params.def (ira-max-conflict-table-size): New.
8642 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8644 * ira.h (ira_conflicts_p): New external definition.
8646 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8647 table. Report this. Return result of building.
8648 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8649 building conflict table.
8651 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8652 (ira_color): Use ira_conflicts_p.
8654 * global.c: Include ira.h.
8655 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8658 * Makefile.in (global.o): Add ira.h.
8660 * ira-build.c (mark_all_loops_for_removal,
8661 propagate_some_info_from_allocno): New.
8662 (remove_unnecessary_allocnos): Call
8663 propagate_some_info_from_allocno.
8664 (remove_low_level_allocnos): New.
8665 (remove_unnecessary_regions): Add parameter. Call
8666 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8667 parameter to remove_unnecessary_regions.
8668 (ira_build): Remove all regions but root if the conflict table was
8669 not built. Update conflict hard regs for allocnos crossing calls.
8671 * ira.c (ira_conflicts_p): New global.
8672 (ira): Define and use ira_conflicts_p.
8674 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8675 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8676 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8678 2009-01-06 Ben Elliston <bje@au.ibm.com>
8680 * gengtype-lex.l (YY_NO_INPUT): Define.
8682 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8685 * c-common.c (handle_vector_size_attribute): Also reject
8688 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8690 PR tree-optimization/38492
8691 * graphite.c (rename_map_elt, debug_rename_elt,
8692 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8693 rename_map_elt_info, eq_rename_map_elts,
8694 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8695 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8696 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8697 (sese_build_livein_liveouts): New.
8698 (new_sese, free_sese): New.
8699 (new_scop): Call new_sese.
8700 (free_scop): Call free_sese.
8701 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8702 (register_old_new_names): Renamed register_old_and_new_names.
8703 (register_scop_liveout_renames, add_loop_exit_phis,
8704 insert_loop_close_phis, struct igp,
8705 default_liveout_before_guard, add_guard_exit_phis,
8706 insert_guard_phis, copy_renames): New.
8707 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8708 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8709 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8710 (scop_adjust_phis_for_liveouts): New.
8711 (gloog): Call scop_adjust_phis_for_liveouts.
8713 * graphite.h (struct sese): Documented. Added fields liveout,
8715 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8716 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8717 (struct scop): Added field liveout_renames.
8718 (SCOP_LIVEOUT_RENAMES): New.
8720 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8722 PR tree-optimization/38510
8723 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8724 (translate_clast): Call recompute_all_dominators before
8726 (gloog): Call recompute_all_dominators before graphite_verify.
8728 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8729 Jan Sjodin <jan.sjodin@amd.com>
8731 PR tree-optimization/38500
8732 * graphite.c (create_sese_edges): Call fix_loop_structure after
8735 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8737 * config.gcc: Add m32r*-*-rtems*.
8738 * config/m32r/rtems.h: New file.
8740 2009-01-05 Ben Elliston <bje@au.ibm.com>
8742 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8743 (.po.pox): Likewise.
8744 (po/gcc.pot): Likewise.
8746 2009-01-04 David S. Miller <davem@davemloft.net>
8748 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8749 (STARTING_FRAME_OFFSET): Always set to zero.
8751 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8753 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8754 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8755 fixed-point types, and vectors of the same.
8757 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8759 * config/mips/sync.md (*mb_barrier): Rename to...
8760 (*memory_barrier): ...this.
8762 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8764 * doc/extend.texi (Function Attributes): Move @cindex after @item
8765 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8766 and put in alphabetical order. Fix 'target' name and put in order.
8767 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8770 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8772 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8773 (memory_barrier): Expand as unspec instead of unspec_volatile.
8774 Remove mem:BLK from insn operands. Use Pmode scratch register.
8775 (*memory_barrier): Define as unspec instead of unspec_volatile.
8776 Use (match_dup 0) as input operand.
8778 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8779 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8780 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8781 scratch register. Remove operand 1.
8782 (*stbar): Define as unspec instead of unspec_volatile.
8783 Use (match_dup 0) as input operand, remove (const_int 8).
8784 (*membar): Define as unspec instead of unspec_volatile.
8785 Use (match_dup 0) as input operand, remove input operand 2.
8787 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8788 (memory_barrier): Expand as unspec instead of unspec_volatile.
8789 Remove mem:BLK from insn operands. Use Pmode scratch register.
8790 (*memory_barrier): Define as unspec instead of unspec_volatile.
8791 Use (match_dup 0) as input operand.
8793 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8794 Remove mem:BLK from insn operands. Use Pmode scratch register.
8795 Set volatile flag on operand 0.
8796 (*memory_barrier): New insn pattern.
8798 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8800 (*memory_barrier): Use (match_dup 0) as input operand.
8802 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8803 Remove mem:BLK from insn operands. Use Pmode scratch register.
8804 Set volatile flag on operand 0.
8805 (*mb_internal): New insn pattern.
8807 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8809 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8812 * function.c (struct temp_slot): Move to the section of the file
8813 that deals with temp slots. Remove field 'address'.
8814 (temp_slot_address_table): New hash table of address -> temp slot.
8815 (struct temp_slot_address_entry): New struct, items for the table.
8816 (temp_slot_address_compute_hash, temp_slot_address_hash,
8817 temp_slot_address_eq, insert_temp_slot_address): Support functions
8819 (find_temp_slot_from_address): Rewrite to use the new hash table.
8820 (remove_unused_temp_slot_addresses): Remove addresses of temp
8821 slots that have been made available.
8822 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8823 worker function for remove_unused_temp_slot_addresses.
8824 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8825 Add the temp slot address to the address -> temp slot map.
8826 (update_temp_slot_address): Update via insert_temp_slot_address.
8827 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8828 (pop_temp_slots): Likewise.
8829 (init_temp_slots): Allocate the address -> temp slot map, or empty
8830 the map if it is already allocated.
8831 (prepare_function_start): Initialize temp slot processing.
8833 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8836 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8837 Calculate the size of all stack vars assuming no packing of stack
8838 vars will happen, replacing a quadratic algorithm with a linear one.
8840 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8843 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8846 2009-01-03 Diego Novillo <dnovillo@google.com>
8848 * doc/contrib.texi: Update contributions.
8850 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8853 * builtins.c (fold_builtin_memory_op): Give up if either operand
8854 is volatile. Set srctype or desttype to non-qualified version
8858 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8861 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8863 PR rtl-optimization/35805
8864 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8865 problem if fast dce is able to remove any instructions.
8866 * dce.c (dce_process_block): Fix dump message.
8868 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8871 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8873 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8876 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8877 * tree-pretty-print.c (op_code_prio): New function.
8878 (op_prio): No longer static. Use op_code_prio.
8879 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8880 Use op_prio and op_code_prio to determine if () should be
8881 printed around operand(s) or not.
8883 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8884 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8885 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8886 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8887 pp_character instead of pp_string for single letter printing.
8889 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8891 * doc/extend.texi: Fix '#pragma GCC option' typo.
8893 2009-01-02 Richard Guenther <rguenther@suse.de>
8895 * doc/install.texi (--enable-checking): Mention different
8897 (--enable-stage1-checking): Document.
8899 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8902 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8903 case to be an error.
8905 2009-01-02 Ben Elliston <bje@au.ibm.com>
8907 * config/fp-bit.h (pack_d): Constify argument.
8908 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8909 (isnan): Constify argument.
8913 (_fpadd_parts): Constify return type.
8914 (_fpmul_parts): Likewise.
8915 (_fpdiv_parts): Likewise.
8917 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8920 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8921 warn about overwriting initializer with side-effects or
8922 -Woverride-init if !IMPLICIT.
8923 (output_init_element): Likewise. Pass IMPLICIT down to
8925 (process_init_element): Add IMPLICIT argument. Pass it down
8926 to output_init_element.
8927 (push_init_element, pop_init_level, set_designator): Adjust
8928 process_init_element callers.
8929 (set_nonincremental_init, set_nonincremental_init_from_string):
8930 Adjust add_pending_init callers.
8931 (output_pending_init_elements): Adjust output_init_element callers.
8932 * c-tree.h (process_init_element): Adjust prototype.
8933 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8934 process_init_element callers.
8937 Copyright (C) 2009 Free Software Foundation, Inc.
8939 Copying and distribution of this file, with or without modification,
8940 are permitted in any medium without royalty provided the copyright
8941 notice and this notice are preserved.