1 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6 2008-07-14 Jan Hubicka <jh@suse.cz>
8 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10 fix predicates and constraints.
11 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
14 2008-07-14 Doug Kwan <dougkwan@google.com>
16 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
17 additional option file arm/eabi.opt.
18 * config/arm/eabi.h (File): New configuration file for EABI targets.
19 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
20 SUBSUBTARGET_EXTRA_SPECS.
21 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
22 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
23 from STARTFILE_SPEC so that it can be referenced in an override.
24 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
25 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
26 can be referenced in an override.
27 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
28 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
29 so that it can be referenced in an override.
30 (LINK_SPEC): Use BPABI_LINK_SPEC.
31 * config/arm/eabi.opt (File): New.
33 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
35 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
36 (FIXED_VALUE_H): New variable.
37 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
38 input.h, fixed-value.h.
39 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
40 (BASIC_BLOCK_H): Use $(BITMAP_H).
41 (FUNCTION_H): Add varray.h.
42 (IPA_REFERENCE_H): Use $(BITMAP_H).
43 (CGRAPH_H): Add $(BASIC_BLOCK_H).
44 (DF_H): Use $(BITMAP_H).
45 (GGC_H): Add statistics.h.
47 (INSN_ATTR_H): Use it.
48 (SYSTEM_H): Add safe-ctype.h, filenames.h.
50 (SYMTAB_H): Add $(OBSTACK_H).
51 (CPP_INTERNAL_H): New.
52 (TREE_DUMP_H): Add tree-pass.h.
53 (TREE_FLOW_H): Use $(BITMAP_H)
54 (PRETTY_PRINT_H): Use $(INPUT_H).
55 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
58 (many object files): Fix lots of header dependencies throughout.
60 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
62 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
64 (s-gtyp-input): Use them to write tmp-gi.list.
65 (echo_to_gi.list): Remove.
67 2008-07-14 Richard Guenther <rguenther@suse.de>
69 * tree-ssa-sccvn.c (pre_info): Remove.
70 (switch_to_PRE_table): Likewise.
71 (free_scc_vn): Do not clear SSA_NAME_VALUE.
73 (set_hashtable_value_ids): Do not create value-ids for the
75 (run_scc_vn): Remove double test. Remove bogus special-case
76 in value-number printing.
77 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
78 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
80 * tree-flow-inline.h (get_value_handle): Remove.
81 * tree-flow.h (get_value_handle): Remove.
83 2008-07-14 Martin Jambor <mjambor@suse.cz>
85 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
86 in which we generate arithmetics is not a subrange.
88 2008-07-14 Martin Jambor <mjambor@suse.cz>
90 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
92 2008-07-14 Richard Guenther <rguenther@suse.de>
94 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call
97 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
100 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
101 reload for symbol refs moved to r0 with -fPIC.
102 (legitimize_pic_address): Use the target register as temporary
104 (emit_symbolic_move): Adjust comment.
105 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
108 2008-07-14 Ben Elliston <bje@au.ibm.com>
110 * c-common.h (C_CPP_HASHNODE): New macro.
111 * coretypes.h (struct cpp_token): Forward declare.
112 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
113 the context-sensitive keyword method.
114 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
115 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
116 expand_bool_pixel): New.
117 (altivec_categorize_keyword): New function.
118 (init_vector_keywords): New function.
119 (rs6000_macro_to_expand): Likewise.
120 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
121 compiling an ISO C dialect.
123 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
125 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert
127 (create_expression_by_pieces): Fix typo.
128 (do_regular_insertion): Use debug counter here too.
130 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
133 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
134 CONST_OK_FOR_LETTER_P. All port-local users changed.
135 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
136 implement Kp matching power-of-two.
137 (CONSTRAINT_LEN): Define to match.
138 * config/cris/cris.md: Replace all use of constraint K with Kc.
139 ("*btst*): Use Kp for operand 0 of last alternative.
141 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
144 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
147 2008-07-13 Jan Hubicka <jh@suse.cz>
149 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
152 2008-07-13 Richard Guenther <rguenther@suse.de>
155 * langhooks.c (lhd_print_error_function): Deal with recursive
158 2008-07-12 Jan Hubicka <jh@suse.cz>
160 * cgraph.c (assembler_name_hash): New static var.
161 (hash_node_by_assembler_name, eq_assembler_name): New.
162 (cgraph_node_for_asm): Use hashtable.
163 (cgraph_remove_node): Maintain hashtable.
164 (change_decl_assembler_name): Sanity check that names are not changing
165 after aliasing was processed.
166 * cgraph.h (varpoon_node): Add next GGC marker.
167 * tree.c (decl_assembler_name_equal): Constify.
168 (decl_assembler_name_hash): New.
169 * tree.h (decl_assembler_name_equal): Constify.
170 (decl_assembler_name_hash): Update.
172 2008-07-12 David Daney <ddaney@avtrex.com>
174 * config/mips/driver-native.c (host_detect_local_cpu): Handle
177 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
179 * doc/md.texi: Document the MIPS "v" constraint.
180 * config/mips/mips.h (reg_class): Revert last change.
181 (REG_CLASS_NAMES): Likewise.
182 (REG_CLASS_CONTENTS): Likewise.
183 * config/mips/mips.c (mips_regno_to_class): Likewise.
184 * config/mips/constraints.md (v): Likewise, but add documentation.
185 Add a comment to say that this constraint should not be used in
188 2008-07-11 DJ Delorie <dj@redhat.com>
190 * config/h8300/h8300.md (length): Fix branch offset limit.
192 2008-07-11 Anatoly Sokolov <aesok@post.ru>
194 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
195 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
196 (avr_hard_regno_scratch_ok): New function.
197 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
198 * config/avr/avr.md (all peepholes that request a scratch register):
199 Remove avr_peep2_scratch_safe use.
201 2008-07-11 Tom Tromey <tromey@redhat.com>
202 Ian Lance Taylor <iant@google.com>
204 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
205 (struct c_common_resword): Define.
206 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
207 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
208 (c_common_reswords, num_c_common_reswords): Declare.
209 * c-common.c (c_common_reswords): New global const array.
210 (num_c_common_reswords): New const int.
211 * c-parser.c (struct resword, reswords): Don't define.
212 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
213 (c_parse_init): Clarify mask code. Use c_common_reswords rather
214 than reswords. If warning about C++ keywords, give them a special
216 (c_lex_one_token): Warn about C++ keywords. Call
217 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
218 (c_parser_external_declaration): Look for RID_xxx rather than
219 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
220 (c_parser_statement_after_labels): Likewise.
221 (c_parser_objc_class_instance_variables): Likewise.
222 (c_parser_objc_class_declaration): Likewise.
223 (c_parser_objc_try_catch_statement): Likewise.
224 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
225 (declspecs_add_type): Likewise.
227 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
229 * ggc-page.c (alloc_page):
230 Substituting xmalloc, xcalloc with
231 XNEWVEC and XCNEWVAR macros which add the
234 2008-07-11 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/36765
237 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
238 aliases from HEAP vars to SMTs.
240 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
243 * configure.ac (loose_warn): Move -Wc++-compat from here...
244 (strict_warn): ...to here.
245 * configure: Regenerate.
247 2008-07-10 Joseph Myers <joseph@codesourcery.com>
249 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
250 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
251 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
252 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
253 excluding more specific h8300-*-* and sh-*-* targets.
255 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
257 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
260 (execute_pre): Call loop_optimizer_finalize in early exit.
262 2008-07-10 Jakub Jelinek <jakub@redhat.com>
265 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
266 uids in the bitmap, not just VAR_DECL uids.
268 PR rtl-optimization/36419
269 * combine-stack-adj.c (adjust_frame_related_expr): New function.
270 (combine_stack_adjustments_for_block): Call it if needed. Delete
272 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
273 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
274 prologue sp adjustment.
276 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
279 * opts.c (print_ignored_options): Report postponed diagnostics for
280 unknown -Wno-* options as warnings, not errors.
281 (postpone_unknown_option_error): Renamed to...
282 (postpone_unknown_option_warning): ... this.
284 2008-07-09 Doug Kwan <dougkwan@google.com>
287 2008-07-08 Doug Kwan <dougkwan@google.com>
289 * config/arm/arm.opt (mandroid): New option.
290 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
291 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
293 (CC1PLUS_SPEC): Same.
295 (STARTFILE_SPEC): Same.
296 (ENDFILE_SPEC): Same.
297 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
300 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
303 * config/mips/mips.h (reg_class): Remove V1_REG.
304 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
305 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
307 (mips_get_tp): New function.
308 (mips_legitimize_tls_address): Use it.
309 * config/mips/constraints.md (v): Delete.
310 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
311 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
312 After reload, split into a move and ...
313 (*tls_get_tp_<mode>_split): ...this new instruction.
315 2008-07-09 David Daney <ddaney@avtrex.com>
317 * config/mips/driver-native.c: Include coretypes.h and tm.h.
319 2008-07-09 Jakub Jelinek <jakub@redhat.com>
321 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
322 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
324 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
325 htab_delete should be called. Don't free c.
326 (lookup_tmp_var): Create temp_htab lazily.
327 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
328 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
330 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
331 lower_omp_ordered, lower_omp_critical, lower_omp_for,
332 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
333 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
334 * tree-sra.c (generate_element_init): Likewise.
335 * tree-mudflap.c (execute_mudflap_function_ops,
336 execute_mudflap_function_decls): Likewise.
337 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
338 * tree-gimple.h (struct gimplify_ctx): New type.
339 (push_gimplify_context): Adjust prototype.
341 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
343 * tree-ssa-pre.c (phi_translate_1): Update placement of
346 2008-07-09 Anatoly Sokolov <aesok@post.ru>
348 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
349 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
350 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
351 * targhooks.c (default_hard_regno_scratch_ok): New function.
352 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
353 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
354 * recog.c: Include "target.h".
355 (peep2_find_free_register): Add check for global regs. Add target
357 * Makefile.in (recog.o): Depend on target.h.
359 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
361 * config/sh/sh.c (sh_canonical_va_list_type): New.
362 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
364 2008-07-09 Raksit Ashok <raksit@google.com>
366 * doc/invoke.texi (Option Summary): Mention new option
367 -Wdisallowed-function-list=...
368 (Warning Options): Document -Wdisallowed-function-list=...
369 * common.opt (Wdisallowed-function-list=): New flag.
370 * flags.h (warn_disallowed_functions): External definition of new
371 boolean warning flag.
372 (warn_if_disallowed_function_p): Declare new function.
373 * opts.c (warning_disallowed_functions): New static variable.
374 (warn_disallowed_functions): New boolean warning flag.
375 (warn_if_disallowed_function_p): New function.
376 (add_comma_separated_to_vector): Rename
377 add_instrument_functions_exclude_list to this.
378 (common_handle_option): Handle new option. Rename calls to
379 add_instrument_functions_exclude_list into calls to
380 add_comma_separated_to_vector.
381 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
382 based on flag warn_disallowed_functions.
384 2008-07-09 Christian Bruel <christian.bruel@st.com>
386 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
387 instead of get_attr_length.
389 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
391 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
393 * genemit.c (gen_insn): Likewise.
394 * gengtype.c (note_def_vec): Likewise.
395 * gengtype.h (note_def_vec): Likewise.
396 * genoutput.c (struct data, output_insn_data, process_template,
397 gen_expand, gen_split, note_constraint): Likewise.
398 * genrecog.c (new_decision, add_to_sequence, factor_tests,
399 make_insn_sequence): Likewise.
400 * gensupport.c (record_insn_name): Likewise.
402 2008-07-08 Doug Kwan <dougkwan@google.com>
404 * config/arm/arm.opt (mandroid): New option.
405 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
406 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
408 (CC1PLUS_SPEC): Same.
410 (STARTFILE_SPEC): Same.
411 (ENDFILE_SPEC): Same.
412 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
415 2008-07-08 Raksit Ashok <raksit@google.com>
417 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
418 (set_storage_via_setmem): Fix expected_align parameter.
419 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
420 missing from the list.
421 * doc/md.texi (movmem): Explicitly state that expected alignment is
422 to be expressed in bytes.
423 (setmem): Explicitly state that expected alignment is to be expressed
426 2008-07-08 Joseph Myers <joseph@codesourcery.com>
428 * reload.c (find_reloads_subreg_address): Do not require validity
429 of address in original mode before reloading address.
431 2008-07-07 Tianwei Sheng <tianweis@google.com>
433 * df-core.c (df_remove_problem): Adjust the access to avoid out of
436 2008-07-08 Jakub Jelinek <jakub@redhat.com>
438 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
441 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
443 Fix PR tree-optimization/23455
444 Fix PR tree-optimization/35286
445 Fix PR tree-optimization/35287
446 * Makefile.in (OBJS-common): Remove tree-vn.o.
448 * dbgcnt.def: Add treepre_insert debug counter.
449 * gcc/tree-flow.h (add_to_value): Updated for other changes.
450 (debug_value_expressions): Ditto.
451 (print_value_expressions): Ditto.
452 * tree-pretty-print.c (dump_generic_node): Updated for
453 VALUE_HANDLE removal.
454 * tree-ssa-dom.c (record_equality): Ditto.
455 (cprop_operand): Ditto.
456 (lookup_avail_expr): Ditto.
457 * tree-ssa-threadedge.c
458 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
459 (simplify_control_stmt_condition): Ditto.
460 * tree.c (tree_code_size): Ditto.
461 (tree_node_structure): Ditto.
462 (iterative_hash_expr): Ditto.
464 * tree.h (VALUE_HANDLE_ID): Ditto.
465 (VALUE_HANDLE_EXPR_SET): Ditto.
466 (struct tree_value_handle): Ditto.
467 (union tree_node): Ditto.
468 * treestruct.def: Ditto.
469 * tree-vn.c: Removed.
470 * tree-ssa-pre.c: Rewritten entirely.
471 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
472 (constant_value_ids): Ditto.
473 (vn_nary_op_t): Moved to header.
475 (vn_reference_op_t): Ditto
476 (vn_reference_t): Ditto.
477 (next_value_id): New variable.
478 (VN_INFO): Add an assert.
479 (vn_constant_eq): New function.
480 (vn_constant_hash): Ditto.
481 (get_or_alloc_constant_value_id): Ditto.
482 (value_id_constant_p): Ditto.
483 (vn_reference_compute_hash): De-staticify.
484 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
485 Disable some code with a FIXME.
486 Remove VALUE_HANDLE use.
487 (valueize_refs): Update opcode if it changes from ssa name to
489 (vn_reference_lookup_1): Add new argument.
490 (vn_reference_lookup): Ditto.
491 (vn_reference_lookup_pieces): New function.
492 (vn_reference_insert): Add return type. Modify to deal with value
494 (vn_reference_insert_pieces): New function.
495 (vn_nary_op_compute_hash): De-staticify.
496 (vn_nary_op_eq): Ditto.
497 (vn_nary_op_lookup_pieces): New function.
498 (vn_nary_op_lookup): Add new argument.
499 (vn_nary_op_insert_pieces): New function.
500 (vn_nary_op_insert): Add return type. Modify to deal with value
502 (vn_phi_insert): Ditto.
503 (visit_unary_op): Update for callee changes.
504 (visit_binary_op): Ditto.
505 (visit_reference_op_load): Ditto.
506 (visit_reference_op_store): Ditto.
507 (init_scc_vn): Init next_value_id, constant_to_value_id and
509 (free_scc_vn): Free them.
510 (set_hashtable_value_ids): New function.
511 (run_scc_vn): Use it.
512 (get_max_value_id): New function.
513 (get_next_value_id): Ditto.
514 (expressions_equal_p): Moved from tree-vn.c
516 (sort_vuses_heap): Ditto.
517 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
519 * tree.c (iterative_hash_hashval_t): Made non-static
520 * tree.h (iterative_hash_hashval_t): Declare it.
522 2008-07-08 Martin Jambor <mjambor@suse.cz>
524 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
525 instead of ipa_create_node_params.
526 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
527 ipa_check_create_edge_args, free them with
528 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
530 * ipa-prop.c: Include flags.h and tree-inline.h.
531 (ipa_node_params_vector): New variable.
532 (ipa_edge_args_vector): New variable.
533 (edge_removal_hook_holder): New variable.
534 (node_removal_hook_holder): New variable.
535 (edge_duplication_hook_holder): New variable.
536 (node_duplication_hook_holder): New variable.
537 (ipa_detect_param_modifications): Check for presence of modified flags.
538 (ipa_compute_jump_functions): Check for presence of jump functions.
539 (ipa_free_edge_args_substructures): New function.
540 (ipa_create_node_params): Removed.
541 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
542 (ipa_free_node_params_substructures): New function.
543 (ipa_free_all_node_params): Changed to deallocate the on-the-side
545 (ipa_edge_removal_hook): New function.
546 (ipa_node_removal_hook): New function.
547 (duplicate_array): New function.
548 (ipa_edge_duplication_hook): New function.
549 (ipa_node_duplication_hook): New function.
550 (ipa_register_cgraph_hooks): New function.
551 (ipa_unregister_cgraph_hooks): New function.
552 (free_all_ipa_structures_after_ipa_cp): New function.
554 * ipa-prop.h: Include vec.h.
555 (ipa_node_params_t): New typedef with vector types for it.
556 (ipa_edge_args_t): New typedef with vector types for it.
557 (IPA_NODE_REF): Changed to access an on-the-side vector.
558 (IPA_EDGE_REF): Changed to access an on-the-side vector.
559 (ipa_check_create_node_params): New function.
560 (ipa_check_create_edge_args): New function.
562 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
565 2008-07-07 Tom Tromey <tromey@redhat.com>
567 * configure, config.in: Rebuilt.
568 * configure.ac: Don't check for scandir or alphasort.
570 2008-07-07 Joseph Myers <joseph@codesourcery.com>
572 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
573 types immediately after creating them.
575 2008-07-07 Joseph Myers <joseph@codesourcery.com>
577 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
579 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
581 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
582 dump_constraint_graph.
583 (dump_constraint_edge): New function.
584 (dump_constraint_graph): New function.
585 (debug_constraint_graph): New function.
586 (dump_constraint): Removed useless comparison.
587 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
588 (dump_constraint_graph): Declare.
589 (debug_constraint_graph): Declare.
590 * tree-dump.c (struct dump_option_value_info): Declare
593 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
595 * config/i386/i386.c (is_va_list_char_pointer): New.
596 (ix86_va_start): Replace compare with ms_va_list_type_node
597 by is_va_list_char_pointer.
598 (ix86_gimplify_va_arg): Likewise.
600 2008-07-07 Martin Jambor <mjambor@suse.cz>
602 * cgraph.c (cgraph_edge_max_uid): New variable.
603 (struct cgraph_edge_hook_list): New type.
604 (struct cgraph_node_hook_list): New type.
605 (struct cgraph_2edge_hook_list): New type.
606 (struct cgraph_2node_hook_list): New type.
607 (first_cgraph_edge_removal_hook): New variable.
608 (first_cgraph_node_removal_hook): New variable.
609 (first_cgraph_edge_duplicated_hook): New variable.
610 (first_cgraph_node_duplicated_hook): New variable.
611 (cgraph_add_edge_removal_hook): New function.
612 (cgraph_remove_edge_removal_hook): New function.
613 (cgraph_call_edge_removal_hooks): New function.
614 (cgraph_add_node_removal_hook): New function.
615 (cgraph_remove_node_removal_hook): New function.
616 (cgraph_call_node_removal_hooks): New function.
617 (cgraph_add_edge_duplication_hook): New function.
618 (cgraph_remove_edge_duplication_hook): New function.
619 (cgraph_call_edge_duplication_hooks): New function.
620 (cgraph_add_node_duplication_hook): New function.
621 (cgraph_remove_node_duplication_hook): New function.
622 (cgraph_call_node_duplication_hooks): New function.
623 (cgraph_create_edge): Assign to edge uid.
624 (cgraph_remove_edge): Call edge removal hooks.
625 (cgraph_node_remove_callees): Call edge removal hooks.
626 (cgraph_node_remove_callers): Call edge removal hooks.
627 (cgraph_remove_node): Call node removal hooks.
628 (cgraph_clone_edge): Call edge duplication hooks.
629 (cgraph_clone_node): Call node duplication hooks.
631 * cgraph.h (cgraph_edge): New field uid.
632 (cgraph_edge_hook): New type.
633 (cgraph_node_hook): New type.
634 (cgraph_2edge_hook): New type.
635 (cgraph_2node_hook): New type.
637 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
639 * config.in: Regenerate.
641 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
643 * gcc.c (print_sysroot): New.
644 (option_map, display_help, process_command): Handle the
645 -print-sysroot option.
646 (main): Print the sysroot if requested.
647 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
649 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
652 * unwind-pe.h (size_of_encoded_value): add attribute unused.
654 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
656 * function.c (assign_parm_remove_parallels): Check mode of
658 (assign_parm_setup_block_p): Also check mode of entry_parm.
660 2008-07-07 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-structalias.h (set_used_smts): Remove.
663 * tree-ssa-structalias.c (used_smts): Likewise.
664 (set_used_smts): Likewise.
665 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
666 call to set_used_smts.
668 2008-07-07 Richard Guenther <rguenther@suse.de>
670 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
671 (new_var_info): Set it to false.
672 (solution_set_add): Correctly handle pointers outside a var and
674 (type_safe): Treat variables with is_full_var properly.
675 (do_sd_constraint): Likewise.
676 (do_ds_constraint): Likewise.
677 (process_constraint): Remove zeroing offset for !use_field_sensitive.
678 (get_constraint_for_ptr_offset): New function.
679 (get_constraint_for_component_ref): For addresses at least include
680 the last field of the variable. Handle is_full_vars properly.
681 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
682 (handle_ptr_arith): Remove.
683 (find_func_aliases): Simplify assignment handling.
684 (create_function_info_for): For parameter and result varinfos set
686 (create_variable_info_for): Set is_full_var flag whenever we
687 just created a single varinfo for a decl.
688 (init_alias_vars): Initialize use_field_sensitive from
689 max-fields-for-field-sensitive parameter.
691 2008-07-07 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/36713
694 * tree-flow-inline.h (is_call_used): New function.
695 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
696 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
697 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
699 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
701 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
703 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
705 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
707 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
708 Nathan Sidwell <nathan@codesourcery.com>
710 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
711 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
713 * config/m68k/t-linux: New.
714 * doc/install.texi: Document m68k-*-linux is now multilibbed by
717 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
719 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
720 * config/m68k/m68k-devices.def: Remove multilibs that only differ
723 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
725 * gcc.c (execute): Fix -Wc++-compat warning.
727 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
730 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
731 constant for little endian.
733 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
735 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
736 mips_base_mips16 instead of TARGET_MIPS16.
737 (mips_base_mips16): Declare.
738 * config/mips/mips.c (mips_base_mips16): Make global.
739 (was_mips16_p): Remove GTY marker.
740 (was_mips16_pch_p): New variable.
741 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
742 (mips_override_options): Force to non-MIPS16 mode initially.
743 Do not complain about MIPS16 PIC incompatibilities here.
744 Only allow -mgpopt if -mexplicit-relocs is in force for
747 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
749 * configure.ac: Check for caddr_t, define to char * if not defined.
750 * configure: Regenerate.
751 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
752 (mmap_gt_pch_use_address): Likewise.
753 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
755 2008-07-06 Richard Guenther <rguenther@suse.de>
757 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
758 (new_var_info): Deal with it.
759 (solution_set_add): Likewise.
760 (bitpos_of_field): Make signed, fix.
761 (struct fieldoff): Remove type and decl fields. Make size field
762 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
764 (fieldoff_compare): Deal with it.
765 (push_fields_onto_fieldstack): Remove has_union argument, glob
766 adjacent non-pointer fields together.
767 (create_function_info_for): Do not set has_union.
768 (create_variable_info_for): Simplify.
770 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
772 * config.gcc (extra_headers): Add cross-stdarg.h for target
773 x86_64-*-* and i?86-*-*.
774 * config/i386/cross-stdarg.h: New.
775 * builtins.c (std_fn_abi_va_list): New.
776 (std_canonical_va_list_type): New.
777 (stabilize_va_list): Replace va_list_type_node use by
778 mtarget.canonical_va_list_type.
779 (gimplify_va_arg_expr): Likewise.
780 (expand_builtin_va_copy): Replace va_list_type_node use by
781 mtarget.fn_abi_va_list.
782 * tree-sra.c (is_va_list_type): New helper.
783 (decl_can_be_decomposed_p): Replace
784 va_list_type_node use by is_va_list_type.
785 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
786 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
787 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
788 * config/i386/i386-protos.h (ix86_get_valist_type): New.
789 (ix86_enum_va_list): New.
790 * config/i386/i386.c (sysv_va_list_type_node): New.
791 (ms_va_list_type_node): New.
792 (ix86_function_type_abi): Remove sorry.
793 (ix86_build_builtin_va_list_abi): New.
794 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
796 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
797 (ix86_init_builtins_va_builtins_abi): New.
798 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
800 (ix86_handle_abi_attribute): New.
801 (attribute_spec): Add sysv_abi and ms_abi.
802 (ix86_fn_abi_va_list): New.
803 (ix86_canonical_va_list_type): New.
804 (ix86_enum_va_list): New.
805 (TARGET_FN_ABI_VA_LIST): New.
806 (TARGET_CANONICAL_VA_LIST_TYPE): New.
807 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
808 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
809 (TARGET_CANONICAL_VA_LIST_TYPE): New.
810 (TARGET_ENUM_VA_LIST): New.
811 * expr.h (std_fn_abi_va_list): New.
812 (std_canonical_va_list_type): New.
813 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
814 (TARGET_CANONICAL_VA_LIST_TYPE): New.
815 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
816 TARGET_CANONICAL_VA_LIST_TYPE.
817 * target.h (struct gcc_target): Add fn_abi_va_list hook
818 and canonical_va_list_type hook.
820 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
822 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
823 integral and pointer types.
825 2008-07-04 Roger Sayle <roger@eyesopen.com>
827 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
828 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
830 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
833 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
836 2008-07-04 Jakub Jelinek <jakub@redhat.com>
838 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
839 build_gimple_modify_stmt.
840 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
841 gimple operand. Use fold_build* instead of build*.
843 2008-07-04 Richard Guenther <rguenther@suse.de>
845 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
846 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
847 properly to compute the reachability set if we do field-sensitive PTA.
848 * invoke.texi (max-fields-for-field-sensitive): Document default.
849 * opts.c (decode_options): Set max-fields-for-field-sensitive to
850 100 for optimize >= 2.
852 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * ggc-zone.c (lookup_page_table_if_allocated,
855 set_page_table_entry, zone_find_object_size, alloc_small_page,
856 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
857 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
858 -Wc++-compat and/or -Wcast-qual warnings.
860 2008-07-04 Alan Modra <amodra@bigpond.net.au>
863 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
864 pic_offset_table_rtx to be marked as used here.
865 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
866 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
867 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
868 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
871 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
873 * alloc-pool.c (hash_descriptor, eq_descriptor,
874 alloc_pool_descriptor): Fix -Wc++-compat warnings.
875 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
877 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
878 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
879 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
881 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
884 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
886 * tree-flow.h (loop_only_exit_p): Declare.
887 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
888 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
889 the number of iterations if it is constant. Otherwise, if this is the
890 only possible exit of the loop, use the conservative estimate on the
891 number of iterations of the entire loop if available.
893 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
895 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
896 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
897 Add synchronization functions.
898 * config/sync.c: New file.
899 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
900 (LIBGCC_SYNC_CFLAGS): Likewise.
902 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.md (mode): Add TF to "mode" attribute.
906 (*pushtf_sse): New insn pattern.
907 (pushtf splitters): New splitters.
909 2008-07-03 Michael Meissner <gnu@the-meissners.org>
912 * predict.c (build_predict_expr): Use void_type_node for the tree
913 type, instead of NULL_TREE.
915 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
917 * config/i386/i386.c (contains_aligned_value_p): Return true
919 (ix86_data_alignment): Align TCmode to 128bits.
920 (ix86_local_alignment): Likewise.
922 2008-07-03 Andrew Haley <aph@redhat.com>
925 * vec.h (VEC_TA): New.
926 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
927 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
928 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
929 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
930 (C_COMMON_FIXED_TYPES): Remove first arg.
931 (C_COMMON_FIXED_MODE_TYPES): Likewise.
932 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
933 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
934 not to use empty macro arguments.
936 2008-07-02 Joseph Myers <joseph@codesourcery.com>
938 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
939 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
940 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
941 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
942 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
943 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
944 config/ia64/crtn.asm, config/m68hc11/larith.asm,
945 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
946 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
947 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
948 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
949 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
950 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
951 config/rs6000/e500crtres64gpr.asm,
952 config/rs6000/e500crtres64gprctr.asm,
953 config/rs6000/e500crtrest32gpr.asm,
954 config/rs6000/e500crtrest64gpr.asm,
955 config/rs6000/e500crtresx32gpr.asm,
956 config/rs6000/e500crtresx64gpr.asm,
957 config/rs6000/e500crtsav32gpr.asm,
958 config/rs6000/e500crtsav64gpr.asm,
959 config/rs6000/e500crtsav64gprctr.asm,
960 config/rs6000/e500crtsavg32gpr.asm,
961 config/rs6000/e500crtsavg64gpr.asm,
962 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
963 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
964 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
965 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
966 config/sparc/sol2-cn.asm: Remove .file directives.
968 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
970 * resource.c (mark_referenced_resources): Look inside
971 UNSPEC_VOLATILEs and ASM_INPUTs.
973 2008-07-02 Ian Lance Taylor <iant@google.com>
975 * rtlanal.c (add_reg_note): New function.
976 * rtl.h (add_reg_note): Declare.
977 * auto-inc-dec.c (attempt_change): Use add_reg_note.
978 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
979 * builtins.c (expand_builtin_longjmp): Likewise.
980 (expand_builtin_nonlocal_goto): Likewise.
981 * calls.c (emit_call_1, expand_call): Likewise.
982 * cfgexpand.c (add_reg_br_prob_note): Likewise.
983 * cfglayout.c (fixup_reorder_chain): Likewise.
984 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
985 (commit_one_edge_insertion): Likewise.
986 * combine.c (move_deaths, distribute_notes): Likewise.
987 * df-problems.c (df_set_note): Likewise.
988 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
989 (set_unique_reg_note): Likewise.
990 (emit_copy_of_insn_after): Likewise.
991 * expr.c (expand_expr_real): Likewise.
992 * gcse.c (add_label_notes): Likewise.
993 * haifa-sched.c (create_check_block_twin): Likewise.
994 * jump.c (mark_jump_label_1): Likewise.
995 * loop-doloop.c (add_test, doloop_modify): Likewise.
996 * loop-unswitch.c (compare_and_jump_seq): Likewise.
997 * lower-subreg.c (move_eh_region_note): Likewise.
998 * optabs.c (emit_libcall_block): Likewise.
999 * predict.c (predict_insn): Likewise.
1000 (combine_predictions_for_insn): Likewise.
1001 * recog.c (peephole2_optimize): Likewise.
1002 * regmove.c (try_auto_increment): Likewise.
1003 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
1004 * reload.c (find_reloads): Likewise.
1005 * reload1.c (fixup_eh_region_note): Likewise.
1006 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
1007 * reorg.c (delete_prior_computation): Likewise.
1008 (delete_computation, dbr_schedule): Likewise.
1009 * config/pa/pa.c (legitimize_pic_address): Likewise.
1010 * config/sh/sh.c (sh_reorg): Likewise.
1012 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1015 * config/libgcc-glibc.ver: Add %exclude.
1016 * config/m32r/libgcc-glibc.ver: Likwise.
1017 * config/s390/libgcc-glibc.ver: Likwise.
1018 * config/sh/libgcc-glibc.ver: Likwise.
1019 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
1021 * config/i386/libgcc-glibc.ver: New.
1023 * config/i386/libgcc-x86_64-glibc.ver: Removed.
1025 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1027 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
1028 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
1029 i[34567]86-*-linux*, x86_64-*-linux*. Add
1030 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
1031 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
1032 x86_64-*-linux*. Add i386/t-linux to tmake_file for
1033 i[34567]86-*-linux*, x86_64-*-linux*.
1035 * libgcc-std.ver: Add empty GCC_4.4.0.
1037 * mkmap-symver.awk: Support multiple versions per symbol.
1039 * config/i386/i386.c (ix86_init_builtins): Always define
1040 __builtin_fabsq and __builtin_copysignq with fallbacks.
1041 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
1042 and __builtin_copysignq if SSE2 isn't available.
1044 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
1045 (LIBGCC2_TF_CEXT): Likwise.
1048 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
1050 * config/i386/sfp-machine.h: Moved to libgcc.
1052 * config/i386/sfp-machine.h: New.
1053 * config/i386/t-linux: Likwise.
1055 * config/i386/t-darwin: Remove softfp_wrap_start and
1057 * config/i386/t-darwin64: Likewise.
1059 * config/i386/t-fprules-softfp64: Renamed to ...
1060 * config/i386/t-fprules-softfp: This.
1062 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
1063 and softfp_wrap_end.
1065 2008-07-02 Jason Merrill <jason@redhat.com>
1067 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
1069 * tree.c (ctor_to_list): New fn.
1070 * tree.h: Declare it.
1071 (CONSTRUCTOR_ELT): New macro.
1072 (CONSTRUCTOR_NELTS): New macro.
1074 2008-07-02 Richard Guenther <rguenther@suse.de>
1076 * tree-ssa-structalias.c (struct variable_info): Reorder
1077 to fill padding on 64bit hosts. Make collapsed_to an int.
1078 (get_varinfo_fc): Deal with that.
1079 (new_var_info): Likewise.
1080 (collapse_rest_of_var): Likewise.
1082 2008-07-02 Joshua Sumali <jsumali@redhat.com>
1084 * doc/install.texi (--enable-java-home): Document.
1085 (--enable-aot-compile-rpm): Likewise.
1086 (--with-arch-directory): Likewise.
1087 (--with-os-directory): Likewise.
1088 (--with-origin-name): Likewise.
1089 (--with-arch-suffix): Likewise.
1090 (--with-jvm-root-dir): Likewise.
1091 (--with-jvm-jar-dir): Likewise.
1092 (--with-python-dir): Likewise.
1094 2008-07-02 Richard Guenther <rguenther@suse.de>
1096 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1097 from decls explicitly. Merge operand checking from tuples.
1099 2008-07-02 Martin Jambor <mjambor@suse.cz>
1101 * tree-switch-conversion.c: Included timevar.h which I forgot before.
1103 2008-07-02 Martin Jambor <mjambor@suse.cz>
1105 * tree-switch-conversion.c: Included timevar.h
1106 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
1108 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
1110 2008-07-02 Martin Jambor <mjambor@suse.cz>
1112 * tree-switch-conversion.c: Corrected various comments and
1114 (build_constructors): Fixed minor formatting mistakes.
1116 * invoke.texi (Optimize Options): Corrected the
1117 switch-conversion-max-branch-ratio parameter.
1119 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
1121 * final.c (asm_insn_count): Return zero for an empty asm body.
1123 2008-07-02 Richard Guenther <rguenther@suse.de>
1125 * bitmap.h (bitmap_set_bit): Return bool.
1126 (bitmap_clear_bit): Likewise.
1127 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
1128 write to the bitmap if it would.
1129 (bitmap_clear_bit): Likewise.
1130 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
1131 bitmap_set_bit return value.
1132 (add_pred_graph_edge): Likewise.
1133 (add_graph_edge): Likewise.
1134 (do_sd_constraint): Likewise.
1135 (do_ds_constraint): Likewise.
1137 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
1140 Fix -Wc++-compat and/or -Wcast-qual warnings.
1141 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
1142 gen_regparm_prefix): Likewise.
1143 * vmsdbgout.c (write_modbeg, lookup_filename,
1144 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1146 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1148 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1149 defaults.h definition apply.
1151 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1153 * function.c (assign_parm_remove_parallels): New.
1154 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1156 (assign_parm_setup_block): Do not handle them.
1157 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1158 assign_parm_remove_parallels.
1160 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1162 * c-typeck.c (convert_for_assignment): Use
1163 vector_targets_convertible_p.
1164 * c-common.c (vector_targets_convertible_p): New.
1165 * c-common.h (vector_targets_convertible_p): New prototype.
1166 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1167 opaque_p_V2SI_type_node.
1169 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1171 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1174 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
1177 TFmode constants via two element DImode vector for hosts with
1178 HOST_BITS_PER_WIDE_INT < 64.
1179 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
1180 also for HOST_BITS_PER_WIDE_INT < 64.
1182 2008-07-01 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/36666
1185 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
1186 (get_constraint_exp_from_ssa_var): Split into ...
1187 (get_constraint_exp_for_temp): ... this ...
1188 (get_constraint_for_ssa_var): ... and that.
1189 Return constraint expressions for all touched sub-fields
1190 if the results address is not taken.
1191 (process_constraint): Remove assertion that aggregate
1192 assignments do not happen at this place.
1193 (get_constraint_for_component_ref): Add address_p argument.
1194 Return constraint expressions for all touched sub-fields
1195 if the results address is not taken.
1196 (do_deref): Use get_constraint_exp_for_temp.
1197 (get_constraint_for_1): Rename from ...
1198 (get_constraint_for): ... this. Add the old function as wrapper.
1199 (do_structure_copy): Use get_constraint_for_1.
1201 2008-07-01 Martin Jambor <mjambor@suse.cz>
1203 * Makefile.in (tree-switch-conversion.o): Add.
1204 (OBJS-common): Add tree-swtch-conversion.o.
1205 * passes.c (init_optimization_passes): Add pass_convert_switch.
1206 * tree-pass.h: (pass_convert_switch): Add.
1207 * tree-switch-conversion.c: New file.
1208 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1209 * common.opt (ftree-cswtch): New option.
1210 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1211 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1212 * opts.c (decode_options): Set flag_tree_switch_conversion when
1213 optimization level is >= 2.
1214 * doc/invoke.texi (Optimize Options): Added description of
1215 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1217 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1219 * config/darwin-driver.c (darwin_default_min_version): Fix
1220 -Wc++-compat warnings.
1222 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1227 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1229 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1231 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1233 PR rtl-optimization/34744
1234 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1235 (df_scan_free_internal): Free data structures not
1236 allocated in storage pools.
1237 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1238 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1239 df_scan_free_mws_vec.
1240 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1243 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/i386.c (contains_aligned_value_p): Return true
1247 (ix86_function_arg_boundary): Return its natural boundary
1249 (return_in_memory_32): Don't check TDmode.
1250 (ix86_split_to_parts): Support splitting into 4 parts and
1251 support TFmode for 32bit target.
1252 (ix86_split_long_move): Support splitting into 4 parts.
1253 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1255 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1256 (ix86_init_builtins): Here.
1257 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1258 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1259 'q' and 'w', respectively.
1261 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1263 (movtf_internal): Likewise.
1264 (<code>tf2): Likewise.
1265 (*absnegtf2_sse): Likewise.
1266 (copysign<mode>3): Likewise.
1267 (copysign<mode>3_const): Likewise.
1268 (copysign<mode>3_var): Likewise.
1269 (define_split UNSPEC_COPYSIGN): Likewise.
1270 * config/i386/sse.md (*nandtf3): Likewise.
1271 (<code>tf3): Likewise.
1272 (*<code>tf3): Likewise.
1274 2008-06-30 Joey Ye <joey.ye@intel.com>
1275 H.J. Lu <hongjiu.lu@intel.com>
1277 * global.c (compute_regsets): Set frame_pointer_needed here.
1278 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1280 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1282 * doc/install.texi (specific): Expand Windows build notes.
1284 2008-06-30 Ira Rosen <irar@il.ibm.com>
1286 PR tree-optimization/36648
1287 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1288 number of prolog iterations by step. Fix the comment.
1290 2008-06-30 Richard Guenther <rguenther@suse.de>
1293 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1294 handle calls from ECF_MALLOC functions.
1295 (handle_pure_call): ECF_MALLOC functions do not return
1297 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1299 2008-06-29 Andreas Schwab <schwab@suse.de>
1301 * config/m68k/m68k.c (print_operand): Always print a float
1303 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1304 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1307 * config/rs6000/x-linux64: Remove never used file.
1309 2008-06-29 Richard Guenther <rguenther@suse.de>
1311 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1313 (struct alias_info): Move ...
1314 * tree-ssa-alias.c: ... here.
1315 (update_alias_info): Declare.
1316 (compute_may_aliases): Call it.
1317 (update_alias_info): New function.
1318 * tree-ssa-structalias.c (update_alias_info): Move ...
1319 * tree-ssa-alias.c (update_alias_info_1): ... here.
1320 * tree-ssa-structalias.c (process_constraint_1): Remove
1321 unused from_call argument. Rename to ...
1322 (process_constraint): ... this. Delete old wrapper.
1323 (make_constraint_to): Adjust callers.
1324 (handle_const_call): Likewise.
1325 (handle_pure_call): Likewise.
1326 (init_base_vars): Likewise.
1327 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1328 (find_func_aliases): We don't need structure copies for
1330 (make_constraint_from_anything): Remove.
1331 (create_variable_info_for): For globals make constraints
1332 from escaped, not from anything.
1333 (compute_points_to_sets): Do not call update_alias_info.
1334 (ipa_pta_execute): Use make_constraint_from.
1336 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1339 (bitmap.o-warn, dominance.o-warn): New.
1340 * configure.ac (cxx_compat_warn): Delete.
1341 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1342 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1344 * configure: Regenerate.
1346 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1349 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1351 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1352 * df-scan.c (df_notes_rescan): Likewise.
1353 * ggc-page.c (set_page_table_entry): Likewise.
1354 * intl.c (gcc_gettext_width): Likewise.
1355 * varasm.c (get_unnamed_section, get_noswitch_section,
1356 get_section): Likewise.
1358 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1360 * regrename.c (build_def_use): Don't copy RTX.
1362 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1364 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1365 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1366 punctuation. Use @ref instead of @xref.
1367 (Function Names): Remove stray @display/@end display.
1368 (C++ Attributes): Use @ref instead of @xref.
1369 (Deprecated Features): Fix punctuation around @xref.
1370 (Backwards Compatibility): Likewise.
1371 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1373 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1375 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1376 constants for E500 double.
1378 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1380 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1381 element type of const_vector.
1383 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1386 Remove FLAGS_REG clobber from expander pattern.
1387 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1388 (anddi3, andsi3, andhi3, andqi3): Ditto.
1389 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1390 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1391 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1392 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1393 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1394 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1395 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1396 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1398 2008-06-28 Richard Guenther <rguenther@suse.de>
1400 * tree-ssa-structalias.c (callused_id, var_callused,
1401 callused_tree): Add.
1402 (handle_pure_call): New function.
1403 (find_func_aliases): Call it.
1404 (find_what_p_points_to): Handle the call-used set.
1405 (clobber_what_escaped): Likewise.
1406 (compute_call_used_vars): New function.
1407 (init_base_vars): Init the call-used variable.
1408 (do_sd_constraint): Do not propagate the solution from CALLUSED
1409 but use CALLUSED as a placeholder.
1410 (solve_graph): Likewise.
1411 * tree-flow-inline.h (gimple_call_used_vars): New function.
1412 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1413 (compute_call_used_vars): Declare.
1414 * tree-ssa-alias.c (set_initial_properties): Call
1415 compute_call_used_vars.
1416 (reset_alias_info): Clear call-used variables.
1417 (add_call_clobber_ops): Assert we are not called for const/pure
1418 functions. Remove handling of them.
1419 (add_call_read_ops): Handle pure functions by adding the
1420 call-used set of variables as VUSEs.
1421 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1422 (delete_tree_ssa): Free it.
1423 * tree-dfa.c (remove_referenced_var): Clear the var from the
1426 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1428 * tree.c (build_varargs_function_type_list): New.
1429 (build_function_type_list_1): New.
1430 (build_function_type_list): Use build_function_type_list_1.
1431 * tree.h (build_varargs_function_type_list): New.
1433 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1436 * config/spu/spu.c (spu_builtin_splats): Do not generate
1437 invalid CONST_VECTOR expressions.
1438 (spu_expand_vector_init): Likewise.
1440 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1442 * optabs.c (libfunc_decls): New variable.
1443 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1444 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1445 for the same function twice.
1447 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1450 ix86_expand_binary_operator directly.
1451 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1453 (*ashrti3_1): Ditto.
1454 (*lshrti3_1): Ditto.
1455 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1456 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1457 using only one splitter. Conditionaly execute splitter before or
1458 after peephole2 pass.
1459 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1460 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1461 Use only one alternative in asm template.
1462 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1464 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1465 "J" operand constraint for operand 2.
1466 (*ashldi3_cconly_rex64): Ditto.
1467 (*ashrdi3_cmp_rex64): Ditto.
1468 (*ashrdi3_cconly_rex64): Ditto.
1469 (*lshrdi3_cmp_rex64): Ditto.
1470 (*lshrdi3_cconly_rex64): Ditto.
1471 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1472 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1473 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1476 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1478 * gimplify.c (omp_is_private): Don't return true if decl is not
1479 already private on #pragma omp for or #pragma omp parallel for.
1482 * tree-cfg.c (struct move_stmt_d): Replace block field with
1483 orig_block and new_block fields.
1484 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1485 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1486 (move_block_to_fn): Replace vars_map and new_label_map arguments
1487 with struct move_stmt_d pointer.
1488 (replace_block_vars_by_duplicates): New function.
1489 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1490 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1491 all subblocks of ORIG_BLOCK to the new function. Call
1492 replace_block_vars_by_duplicates.
1493 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1494 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1495 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1496 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1497 (expand_omp): Temporarily set input_location to the location of
1498 region's controlling stmt.
1499 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1500 BIND_EXPR, push ctx->block_vars and gimplification vars into
1501 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1503 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1504 there are any BLOCK_VARS.
1505 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1506 OMP_PARALLEL or OMP_TASK stmt.
1507 (lower_omp): Save and restore input_location around the lower_omp_1
1510 2008-06-27 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/36400
1513 PR tree-optimization/36373
1514 PR tree-optimization/36344
1515 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1516 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1517 (update_alias_info): Remove call clobbering code.
1518 (make_constraint_to): New helper function.
1519 (make_escape_constraint): Likewise.
1520 (handle_rhs_call): Use it on all pointer containing arguments.
1521 Also mark the static chain escaped.
1522 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1523 instead of ANYTHING.
1524 (make_constraint_from): New helper split out from ...
1525 (make_constraint_from_anything): ... here.
1526 (find_func_aliases): Add constraints for escape sites.
1527 (intra_create_variable_infos): Make constraints from NONLOCAL
1529 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1531 (clobber_what_p_points_to): Remove.
1532 (clobber_what_escaped): New function.
1533 (init_base_vars): Init NONLOCAL and ESCAPED.
1534 (do_sd_constraint): Do not propagate the solution from ESCAPED
1535 but use ESCAPED as a placeholder.
1536 (solve_graph): Likewise.
1537 * tree-flow.h (clobber_what_p_points_to): Remove.
1538 (clobber_what_escaped): Declare.
1539 * tree-ssa-alias.c (set_initial_properties): Call it.
1540 Remove code clobbering escaped pointers.
1542 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1544 * function.c (allocate_struct_function): Only allocate a unique
1545 funcdef_no if the decl is nonzero.
1547 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1549 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1550 * config/mips/mips.c (mips_split_const_insns): New function.
1551 * config/mips/mips.md (move_type): New attribute.
1552 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1553 (dword_mode): New attribute.
1554 (type): Avoid long line. Map "move_type"s to "type"s,
1555 choosing "multi" for doubleword moves if appropriate.
1556 Swap MTC/MFC comments to match their declaration order.
1557 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1558 "type" is "branch" or "jal" is "direct".
1559 (length): Handle "extended_mips16" first. Make the default
1560 "0" for "ghost" instructions. Set the length from "move_type".
1561 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1562 of "type", with "sll0" for the register alternative. Remove the
1563 "extended_mips16" attribute.
1564 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1565 of "type", with "shift_shift" for the register alternative.
1566 Remove the "length" attribute.
1567 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1568 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1569 of "type", with "andi" for the register alternative.
1570 (*zero_extendqihi2): Likewise.
1571 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1572 of "andi" instead of a "type" of "arith".
1573 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1575 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1576 (mov_<store>r, *mov<mode>_ra): Likewise.
1577 (extendsidi2): Use "move_type" instead of "type", with "move"
1578 for the register alternative.
1579 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1580 of "type", with "signext" for the register alternative.
1581 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1582 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1583 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1584 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1585 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1586 (unnamed branch insn): Likewise.
1587 (*movdi_gp32_fp64): Fold into...
1588 (*movdi_32bit): ...here.
1589 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1590 (*movdf_hardfloat): ...this new pattern.
1591 (*movdf_softfloat): Remove redundant FPR alternatives.
1592 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1593 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1594 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1595 the "move" attribute.
1596 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1597 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1598 and "store" for COP loads and stores.
1599 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1600 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1601 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1602 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1603 (*movtf_mips16, *movv2sf): Likewise.
1604 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1605 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1606 (mfhc1<mode>): Use "move_type" instead of "move".
1607 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1608 (loadgp_blockage): Remove the "length" attribute.
1609 (blockage, set_got_version, update_got_version): Likewise.
1610 (call_internal): Remove the "extended_mips16" attribute.
1611 (call_value_internal, call_value_multiple_internal): Likewise.
1612 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1614 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1615 the "length" attribute.
1617 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1619 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1620 -Wcast-qual warnings.
1621 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1622 handle_pragma_pop_macro): Likewise.
1623 * collect2.c (resolve_lib_name): Likewise.
1624 * config/arc/arc.c (arc_init): Likewise.
1625 * config/arm/arm.c (neon_builtin_compare,
1626 locate_neon_builtin_icode): Likewise.
1627 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1628 * config/bfin/bfin.c (bfin_init_machine_status,
1629 bfin_optimize_loop): Likewise.
1630 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1631 * config/cris/cris.c (cris_init_expanders): Likewise.
1632 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1633 * config/darwin.c (machopic_indirection_eq,
1634 machopic_indirection_name, machopic_output_indirection): Likewise.
1635 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1636 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1637 frv_optimize_membar): Likewise.
1638 * config/i386/cygwin.h (mingw_scan,
1639 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1640 * config/i386/cygwin1.c (mingw_scan): Likewise.
1641 * config/i386/i386.c (machopic_output_stub): Likewise.
1642 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1643 i386_pe_unique_section): Likewise.
1644 * config/ia64/ia64.c (ia64_init_machine_status,
1645 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1647 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1648 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1649 * config/m68k/m68k.c (m68k_handle_option,
1650 m68k_sched_md_init_global): Likewise.
1651 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1652 mcore_unique_section): Likewise.
1653 * config/mips/mips.c (mips_block_move_straight,
1654 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1656 * config/mmix/mmix.c (mmix_init_machine_status,
1657 mmix_encode_section_info): Likewise.
1658 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1659 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1660 print_operand_address, output_toc, redefine_groups,
1661 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1662 * config/s390/s390.c (s390_init_machine_status): Likewise.
1663 * config/score/score.c (score_block_move_straight,
1664 score_block_move_loop_body): Likewise.
1665 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1666 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1667 * emit-rtl.c (find_auto_inc): Likewise.
1668 * gcc.c (translate_options, process_command): Likewise.
1669 * reorg.c (dbr_schedule): Likewise.
1670 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1671 * xcoffout.c (xcoffout_declare_function): Likewise.
1673 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1675 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1676 ipa-pta working again.
1678 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1680 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1683 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1685 * config.gcc (powerpc*-*-*): Add new core e500mc.
1686 * config/rs6000/e500mc.md: New file.
1687 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1689 (rs6000_override_options): Add e500mc case to
1690 processor_target_table. Altivec and Spe options not allowed
1691 with e500mc. Add isel instruction to e500mc by
1692 default. Initialize rs6000_cost for e500mc.
1693 (rs6000_issue_rate): Set issue rate for e500mc.
1694 * config/rs6000/rs6000.h (processor_type): Add
1695 PROCESSOR_PPCE500MC.
1696 (ASM_CPU_SPEC): Add e500mc.
1697 Set TARGET_ISEL to rs6000_isel.
1698 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1699 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1700 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1702 * doc/invoke.texi: Add e500mc to list of cpus.
1704 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1707 * c-lex.c (lex_charconst): Initialize unsignedp.
1709 2008-06-27 Olivier Hainque <hainque@adacore.com>
1711 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1712 documented assumptions.
1714 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1716 * dwarf2out.c: Remove trailing white spaces. Break long line
1719 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1721 * libfuncs.h (LTI_synchronize): New libfunc_index.
1722 (synchronize_libfunc): Declare.
1723 * builtins.c (expand_builtin_synchronize): Consider using
1724 synchronize_libfunc before falling back on an asm blockage.
1725 * config/mips/mips.c: Include libfuncs.h
1726 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1728 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1730 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1731 parameter. Copy stack_reg to r11 where appropriate.
1732 (no_global_regs_above): Add gpr parameter.
1733 (rs6000_stack_info): Only add padding for SPE save area if we
1734 are saving SPE GPRs and CR.
1735 (saveres_routine_syms): New variable.
1736 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1738 (rs6000_savres_routine_sym): New function.
1739 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1741 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1742 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1743 Tweak FPR out-of-line saving.
1744 (rs6000_make_savres_rtx): New function.
1745 (rs6000_use_multiple_p): New function.
1746 (rs6000_savres_strategy): New function.
1747 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1748 out-of-line if appropriate.
1749 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1750 if we are optimizing for size.
1751 (GP_SAVE_INLINE): Define.
1752 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1753 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1754 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1755 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1756 (*save_fpregs_<mode>): Add use of r11.
1757 (*restore_gpregs_<mode>): New insn.
1758 (*return_and_restore_gpregs_<mode>): New insn.
1759 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1761 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1762 (*restore_gpregs_spe): New insn.
1763 (*return_and_restore_gpregs_spe): New insn.
1764 * config/rs6000/predicates.md (save_world_operation): Fix check.
1766 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1768 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1769 this point, so assert that.
1771 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1773 * cfganal.c: Include vec.h and vecprim.h.
1774 (compute_idf): Import from...
1775 * tree-into-ssa (compute_idf): ...here.
1776 * basic-block.h (compute_idf): Export.
1778 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1780 * c-decl.c (merge_decls): Use !current_function_decl to check for
1781 extern declaration of C99 inline function being at file scope.
1783 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1785 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1787 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1789 * alias.c (record_alias_subset, init_alias_analysis): Fix
1790 -Wc++-compat and/or -Wcast-qual warnings.
1791 * attribs.c (lookup_attribute_spec): Likewise.
1792 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1793 copy_bb, connect_traces,
1794 find_rarely_executed_basic_blocks_and_cr): Likewise.
1795 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1796 note_btr_set, migrate_btr_defs): Likewise.
1797 * builtins.c (result_vector, expand_builtin_memcpy,
1798 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1799 builtin_memset_read_str, expand_builtin_printf,
1800 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1802 * caller-save.c (mark_set_regs): Likewise.
1803 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1804 * cgraph.c (cgraph_edge): Likewise.
1805 * combine.c (likely_spilled_retval_1): Likewise.
1806 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1807 htab_counts_entry_del, get_coverage_counts): Likewise.
1808 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1809 new_cselib_val): Likewise.
1810 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1811 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1813 * df-core.c (df_compact_blocks): Likewise.
1814 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1815 * df-scan.c (df_grow_reg_info, df_ref_create,
1816 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1817 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1818 df_record_entry_block_defs, df_record_exit_block_uses,
1819 df_bb_verify): Likewise.
1820 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1821 DF_REF_EXTRACT_MODE_CONST): New.
1822 * dominance.c (get_immediate_dominator, get_dominated_by,
1823 nearest_common_dominator, root_of_dom_tree,
1824 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1825 -Wc++-compat and/or -Wcast-qual warnings.
1826 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1827 record_store, replace_read, check_mem_read_rtx, scan_insn,
1828 dse_step1, dse_record_singleton_alias_set): Likewise.
1829 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1831 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1833 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1834 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1835 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1836 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1837 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1838 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1839 file_name_acquire, output_file_names, add_const_value_attribute,
1840 premark_used_types_helper, file_table_eq, file_table_hash,
1841 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1842 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1843 -Wcast-qual warnings.
1844 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1845 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1846 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1847 gen_reg_rtx, start_sequence, init_emit): Likewise.
1848 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1849 * except.c (init_eh_for_function, gen_eh_region,
1850 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1851 arh_to_landing_pad, arh_to_label, add_action_record,
1852 add_call_site, switch_to_exception_section): Likewise.
1853 * expmed.c (synth_mult): Likewise.
1854 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1855 store_expr): Likewise.
1856 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1858 * function.c (assign_stack_temp_for_type,
1859 allocate_struct_function, match_asm_constraints_1): Likewise.
1860 * gcov-io.c (gcov_allocate): Likewise.
1861 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1862 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1863 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1864 record_one_set, insert_expr_in_table, insert_set_in_table,
1865 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1866 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1867 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1868 -Wcast-qual warnings.
1870 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1872 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1873 -Wcast-qual warnings.
1874 * gcc.c (process_command): Likewise.
1875 * genattrtab.c (oballoc): Use XOBNEW.
1876 (oballocvec): Define.
1877 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1878 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1879 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1880 -Wc++-compat and/or -Wcast-qual warnings.
1881 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1882 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1883 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1884 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1885 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1886 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1887 add_excls, process_presence_absence_names,
1888 process_presence_absence_patterns, add_presence_absence,
1889 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1890 get_free_state, add_arc, get_free_automata_list_el,
1891 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1892 transform_3, cache_presence, create_ainsns, create_automata,
1893 create_state_ainsn_table, dfa_insn_code_enlarge,
1894 output_trans_func, output_min_issue_delay_func,
1895 output_dead_lock_func, output_reset_func,
1896 output_get_cpu_unit_code_func, output_dfa_start_func,
1897 expand_automata): Likewise.
1898 * genextract.c (gen_insn): Likewise.
1899 * gengtype-lex.l: Likewise.
1900 * gengtype.c (read_input_list, adjust_field_type,
1901 process_gc_options): Likewise.
1902 * genoutput.c (note_constraint): Likewise.
1903 * genpreds.c (mangle, add_constraint): Likewise.
1904 * genrecog.c (process_define_predicate, new_decision,
1905 add_to_sequence): Likewise.
1906 * gensupport.c (record_insn_name): Likewise.
1908 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * config/i386/driver-i386.c (detect_caches_amd,
1911 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1912 and/or -Wcast-qual warnings.
1913 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1914 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1915 gt_pch_save): Likewise.
1916 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1917 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1918 * global.c (compute_regsets): Likewise.
1919 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1920 finish_graph_dump_file): Likewise.
1921 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1922 unlink_bb_notes): Likewise.
1923 * integrate.c (get_hard_reg_initial_val): Likewise.
1924 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1925 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1926 * local-alloc.c (update_equiv_regs): Likewise.
1927 * loop-invariant.c (check_invariant_table_size,
1928 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1930 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1931 altered_reg_used, mark_altered): Likewise.
1932 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1933 insert_var_expansion_initialization,
1934 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1935 release_var_copies): Likewise.
1936 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1937 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1938 analyze_accesses_for_phi_node, check_var_notmodified_p,
1939 check_allocation_function, find_sites_in_func,
1940 record_all_accesses_in_func, transform_access_sites,
1941 transform_allocation_sites): Likewise.
1942 * omp-low.c (new_omp_region, create_omp_child_function_name,
1943 check_omp_nesting_restrictions, check_combined_parallel,
1944 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1945 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1946 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1947 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1949 * opts-common.c (prune_options): Likewise.
1950 * opts.c (add_input_filename, print_filtered_help,
1951 get_option_state): Likewise.
1952 * params.c (add_params): Likewise.
1953 * passes.c (set_pass_for_id, next_pass_1,
1954 do_per_function_toporder, pass_fini_dump_file): Likewise.
1955 * postreload.c (reload_cse_simplify_operands): Likewise.
1956 * predict.c (tree_predicted_by_p, tree_predict_edge,
1957 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1959 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1961 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1963 * recog.c (check_asm_operands, validate_change_1): Likewise.
1964 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1965 subst_asm_stack_regs): Likewise.
1966 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1967 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1968 * regmove.c (reg_is_remote_constant_p): Likewise.
1969 * regrename.c (regrename_optimize, scan_rtx_reg,
1970 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1972 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1973 regstat_compute_calls_crossed): Likewise.
1974 * reload1.c (init_reload, new_insn_chain,
1975 has_nonexceptional_receiver, reload, copy_reloads,
1976 calculate_needs_all_insns, init_elim_table): Likewise.
1977 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1978 * rtl.c (shallow_copy_rtx_stat): Likewise.
1979 * rtlanal.c (parms_set): Likewise.
1980 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1981 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1982 * sched-ebb.c (earliest_block_with_similiar_load,
1983 add_deps_for_risky_insns): Likewise.
1984 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1985 schedule_region): Likewise.
1986 * see.c (eq_descriptor_pre_extension,
1987 hash_descriptor_pre_extension, hash_del_pre_extension,
1988 eq_descriptor_properties, hash_descriptor_properties,
1989 hash_del_properties, see_seek_pre_extension_expr,
1990 see_initialize_data_structures, see_print_register_properties,
1991 see_print_pre_extension_expr, see_delete_merged_def_extension,
1992 see_delete_unmerged_def_extension, see_emit_use_extension,
1993 see_pre_delete_extension, see_map_extension, see_commit_changes,
1994 see_analyze_merged_def_local_prop,
1995 see_analyze_merged_def_local_prop,
1996 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1997 see_set_prop_merged_def, see_set_prop_unmerged_def,
1998 see_set_prop_unmerged_use, see_print_one_extension,
1999 see_merge_one_use_extension, see_merge_one_def_extension,
2000 see_store_reference_and_extension, see_update_uses_relevancy,
2001 see_update_defs_relevancy): Likewise.
2002 * statistics.c (hash_statistics_hash, hash_statistics_eq,
2003 hash_statistics_free, curr_statistics_hash): Likewise.
2004 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
2005 expand_asm_operands, expand_return, case_bit_test_cmp,
2006 expand_case): Likewise.
2007 * stor-layout.c (start_record_layout): Likewise.
2008 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
2009 gt_pch_save_stringpool): Likewise.
2010 * tree-data-ref.c (hash_stmt_vertex_info,
2011 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
2012 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2014 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.md : Change constraints of HImode and QImode
2018 immediate operands from "i" to "n". Change SImode "ni" constraint to
2019 "i" and SImode "rmi" constraint to "g". Remove all constraints
2020 from const0_operand and const1_operand predicated operands.
2021 (i): Change QImode and HImode attribute from "i" to "n".
2022 (*subqi_2): Change HImode operands to QImode.
2025 2008-06-25 Olivier Hainque <hainque@adacore.com>
2027 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
2030 2008-06-25 Richard Guenther <rguenther@suse.de>
2032 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
2033 not overflow the result type.
2035 2008-06-25 Richard Guenther <rguenther@suse.de>
2037 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
2038 (vn_lookup): Likewise.
2040 2008-06-25 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/35518
2043 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
2044 * tree-sra.c (instantiate_element): Use fold_build3 to build
2046 (try_instantiate_multiple_fields): Likewise.
2048 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2050 * config/rs6000/rs6000.md: Change all string instruction's clobber to
2053 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2055 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
2056 use_backchain_to_restore_sp to true
2057 if the offset of the link register save area would go over the 32k - 1
2058 offset limit of the load
2061 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
2063 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
2064 anchor for the type-punning blurb. Cross-reference "Structures
2065 unions enumerations and bit-fields implementation". Provide a
2066 cast-through-pointer example. Make final sentence self-contained.
2067 * doc/implement-c.texi (Structures unions enumerations and
2068 bit-fields implementation): Cross-reference the type-punning blurb
2069 in the -fstrict-aliasing documentation.
2071 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2074 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
2075 the memory instead of the memory itself for the save area.
2077 2008-06-24 Olivier Hainque <hainque@adacore.com>
2078 Nicolas Roche <roche@adacore.com>
2080 * gengtype.c (srcdir_len): size_t instead of int.
2081 (get_file_realbasename): New function. For F a filename, the real
2082 basename of F, with all the path components stripped.
2083 (get_file_srcdir_relative_path): New function. For F a filename, the
2084 relative path to F from $(srcdir).
2085 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
2086 get_file_realbasename. Adjust the head comment.
2087 (get_prefix_langdir_index): New function. For F a filename, return the
2088 lang_dir_names[] relative index of the language directory that is
2090 (get_file_langdir): For F a filename, return the name of the language
2091 directory where F is located.
2092 (get_file_gtfilename): New function. The gt- output file name for an
2094 (get_output_file_with_visibility): Replace in-line computations with
2095 uses of get_file_gtfilename and get_prefix_langdir_index.
2096 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2098 2008-06-24 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/36504
2101 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
2102 references without base address.
2104 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2107 * calls.c (expand_call): Increase alignment for recursive functions.
2109 2008-06-23 Anatoly Sokolov <aesok@post.ru>
2111 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
2112 (TARGET_FUNCTION_VALUE): New define.
2113 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
2114 * config/avr/avr.h (FUNCTION_VALUE): Remove.
2116 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
2119 (fmod<mode>3): Ditto.
2120 (remainderxf3): Ditto.
2121 (remainder<mode>3): Ditto.
2123 2008-06-23 Jakub Jelinek <jakub@redhat.com>
2126 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
2127 REG is a hard register.
2129 PR tree-optimization/36508
2130 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
2131 499, don't check it at all in release compilers.
2133 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
2136 together with SSE_TARGET_MATH to disable insn pattern.
2137 (*fop_<MODEF:mode>_2_i387): Ditto.
2138 (*fop_<MODEF:mode>_3_i387): Ditto.
2140 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
2142 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2144 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2147 * gimplify.c (gimplify_asm_expr): Check the return code of
2148 parse_output_constraint call, set function return and is_inout
2151 2008-06-22 Ian Lance Taylor <iant@google.com>
2153 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2154 (narrowest_signed_type): Likewise.
2155 * c-typeck.c (c_common_type): Change local variable mclass to enum
2157 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2158 tcc_comparison, not the tree code itself.
2159 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2160 (c_expand_expr): Cast modifier to enum expand_modifier.
2161 * c-common.h (C_RID_CODE): Add casts.
2162 (C_SET_RID_CODE): Define.
2163 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2164 (c_lex_one_token): Add cast to avoid warning.
2165 (c_parser_objc_type_name): Rename local typename to type_name.
2166 (check_no_duplicate_clause): Change code parameter to enum
2168 (c_parser_omp_var_list_parens): Change kind parameter to enum
2170 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2171 c_parser_omp_list_var_parens.
2172 (c_parser_omp_threadprivate): Likewise.
2173 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2174 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2175 * c-format.c (NO_FMT): Define.
2176 (printf_length_specs): Use NO_FMT.
2177 (asm_fprintf_length_specs): Likewise.
2178 (gcc_diag_length_specs): Likewise.
2179 (scanf_length_specs): Likewise.
2180 (strfmon_length_specs): Likewise.
2181 (gcc_gfc_length_specs): Likewise.
2182 (printf_flag_specs): Change 0 to STD_C89.
2183 (asm_fprintf_flag_specs): Likewise.
2184 (gcc_diag_flag_specs): Likewise.
2185 (gcc_cxxdiag_flag_specs): Likewise.
2186 (scanf_flag_specs): Likewise.
2187 (strftime_flag_specs): Likewise.
2188 (strfmon_flag_specs): Likewise.
2189 (print_char_table): Likewise.
2190 (asm_fprintf_char_table): Likewise.
2191 (gcc_diag_char_table): Likewise.
2192 (gcc_tdiag_char_table): Likewise.
2193 (gcc_cdiag_char_table): Likewise.
2194 (gcc_cxxdiag_char_table): Likewise.
2195 (gcc_gfc_char_table): Likewise.
2196 (scan_char_table): Likewise.
2197 (time_char_table): Likewis.
2198 (monetary_char_table): Likewise.
2199 * c-format.h (BADLEN): Likewise.
2201 2008-06-21 Ian Lance Taylor <iant@google.com>
2203 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2204 Define END_OF_BASE_TREE_CODES around inclusion.
2205 * tree.c (tree_code_type): New global array.
2206 (tree_code_length, tree_code_name): Likewise.
2207 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2209 (all-tree.def, s-alltree): New targets.
2210 (gencheck.h, s-gencheck): Remove.
2211 (tree.o): Depend upon all-tree.def.
2212 (build/gencheck.o): Remove gencheck.h dependency.
2213 (mostlyclean): Don't remove gencheck.h.
2214 * c-common.h (enum c_tree_code): Remove.
2215 * c-lang.c (tree_code_type): Remove.
2216 (tree_code_length, tree_code_name): Remove.
2217 * gencheck.c (tree_codes): Include all-tree.def, rather than
2218 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2220 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2222 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2223 (operator_name_info): Size to MAX_TREE_CODES.
2224 (assignment_operator_name_info): Likewise.
2225 * cp/cp-lang.c (tree_code_type): Remove.
2226 (tree_code_length, tree_code_name): Remove.
2227 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2228 (assignment_operator_name_info): Likewise.
2229 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2231 * cp/mangle.c (write_expression): Likewise.
2232 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2233 * fortran/f95-lang.c (tree_code_type): Remove.
2234 (tree_code_length, tree_code_name): Remove.
2235 * java/java-tree.h (enum java_tree_code): Remove.
2236 * java/lang.c (tree_code_type): Remove.
2237 (tree_code_length, tree_code_name): Remove.
2238 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2239 * objc/objc-act.h (enum objc_tree_code): Remove.
2240 * objc/objc-lang.c (tree_code_type): Remove.
2241 (tree_code_length, tree_code_name): Remove.
2242 * objcp/objcp-lang.c (tree_code_type): Remove.
2243 (tree_code_length, tree_code_name): Remove.
2244 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2245 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2246 * ada/misc.c (tree_code_type): Remove.
2247 (tree_code_length, tree_code_name): Remove.
2249 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2251 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2252 the grand_bitmap_obstack.
2254 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2256 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2257 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2258 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2259 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2260 move_stmt_r, new_label_mapper): Likewise.
2261 * tree-complex.c (cvc_lookup): Likewise.
2262 * tree-dfa.c (create_function_ann): Likewise.
2263 * tree-dump.c (dump_register): Likewise.
2264 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2265 find_phi_replacement_condition): Likewise.
2266 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2267 tree_function_versioning): Likewise.
2268 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2269 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2270 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2271 get_nonlocal_debug_decl, convert_nonlocal_reference,
2272 convert_nonlocal_omp_clauses, get_local_debug_decl,
2273 convert_local_reference, convert_local_omp_clauses,
2274 convert_nl_goto_reference, convert_nl_goto_receiver,
2275 convert_tramp_reference, convert_call_expr): Likewise.
2276 * tree-outof-ssa.c (contains_tree_r): Likewise.
2277 * tree-parloops.c (reduction_phi, initialize_reductions,
2278 eliminate_local_variables_1, add_field_for_reduction,
2279 add_field_for_name, create_phi_for_local_result,
2280 create_call_for_reduction_1, create_loads_for_reductions,
2281 create_stores_for_reduction, create_loads_and_stores_for_name):
2283 * tree-phinodes.c (allocate_phi_node): Likewise.
2284 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2285 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2286 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2287 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2288 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2289 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2290 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2291 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2292 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2293 vn_nary_op_insert): Likewise.
2294 * tree-ssa.c (redirect_edge_var_map_add,
2295 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2296 * tree-vectorizer.c (vectorize_loops): Likewise.
2297 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2298 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2299 tree_cons_stat, build1_stat, build_variant_type_copy,
2300 decl_init_priority_lookup, decl_fini_priority_lookup,
2301 decl_priority_info, decl_restrict_base_lookup,
2302 decl_restrict_base_insert, decl_debug_expr_lookup,
2303 decl_debug_expr_insert, decl_value_expr_lookup,
2304 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2305 type_hash_add, get_file_function_name, tree_check_failed,
2306 tree_not_check_failed, tree_range_check_failed,
2307 omp_clause_range_check_failed, build_omp_clause,
2308 build_vl_exp_stat): Likewise.
2309 * value-prof.c (gimple_histogram_value,
2310 gimple_duplicate_stmt_histograms): Likewise.
2311 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2312 unshare_variable, variable_union_info_cmp_pos, variable_union,
2313 dataflow_set_different_1, dataflow_set_different_2,
2314 vt_find_locations, variable_was_changed, set_variable_part,
2315 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2316 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2317 section_entry_hash, object_block_entry_eq,
2318 object_block_entry_hash, create_block_symbol,
2319 initialize_cold_section_name, default_function_rodata_section,
2320 strip_reg_name, set_user_assembler_name, const_desc_eq,
2321 build_constant_desc, output_constant_def, lookup_constant_def,
2322 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2323 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2324 default_internal_label): Likewise.
2325 * varray.c (varray_init, varray_grow): Likewise.
2326 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2328 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2331 operators for "test" insn. Macroize insn using SWI mode macro.
2332 (*jcc_fused_2): Ditto.
2333 (*jcc_fused_3): Macroize insn using SWI mode macro.
2334 (*jcc_fused_4): Ditto.
2336 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2338 * tree-ssa-pre.c: Fix typo in comment.
2339 (init_antic, fini_antic): Add explicit funtions for
2340 initializing and deinitializing ANTIC and AVAIL sets.
2341 (create_expression_by_pieces): Fix typo in comment.
2342 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2343 (execute_pre): Eventually dump details about ANTIC_IN.
2345 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2347 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2348 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2349 add_to_obstack, file_at_path, find_a_file, execute,
2350 add_preprocessor_option, add_assembler_option, add_linker_option,
2351 process_command, insert_wrapper, do_option_spec, do_self_spec,
2352 spec_path, do_spec_1, is_directory, main, used_arg,
2353 getenv_spec_function): Likewise.
2354 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2355 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2358 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2360 * doc/rtl.texi: Updated subreg section.
2362 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2365 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2366 node->needed and node->reachable.
2367 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2368 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2369 (expand_task_call): Don't call expand_task_copyfn.
2370 (expand_task_copyfn): Renamed to...
2371 (finalize_task_copyfn): ... this.
2373 2008-06-19 Jan Hubicka <jh@suse.cz>
2375 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2376 clobbering framepointer.
2378 2008-06-19 Jan Hubicka <jh@suse.cz>
2380 * tree-optimize.c (execute_early_local_optimizations): Set
2381 cgraph_state only at first invocation.
2383 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2385 * system.h (-Wc++-compat): Activate as a warning, no an error.
2387 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2390 instead of "#" in insn asm template.
2391 (*jcc_fused_2): Ditto.
2393 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/i386.h (ix86_tune_indices)
2396 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2397 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2398 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2399 (*jcc_fused_2): Ditto.
2400 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2401 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2402 (print operand): Handle 'E' and 'e' code.
2404 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2406 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2407 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2408 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2410 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2412 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2414 (cgraph_expand_function): Use local copy of decl.
2415 (cgraph_expand_all_functions): Remove redundant initialization of
2417 (cgraph_optimize): Reword internal_error message.
2419 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2421 * arm-protos.h (arm_return_in_memory): Remove public
2422 arm_return_in_memory() prototype.
2423 * arm.c (arm_return_in_memory): Add static prototype, add target
2424 hook macro, change definition and comments.
2425 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2427 2008-06-19 Ben Elliston <bje@au.ibm.com>
2429 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2430 real.c: Remove references to IEEE 754R.
2431 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2432 * doc/libgcc.texi (Decimal float library routines): Likewise.
2434 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2436 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2437 (default_unwind_word_mode): Add prototype.
2438 * targhooks.c (default_unwind_word_mode): New function.
2439 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2440 instead of word_mode.
2441 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2442 (TARGET_INITIALIZER): Use it.
2444 * c-common.c (handle_mode_attribute): Support "unwind_word"
2446 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2448 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2449 word_mode to access SjLj_Function_Context member "data".
2450 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2451 conversion from targetm.eh_return_filter_mode () to
2452 targetm.unwind_word_mode () if they differ.
2454 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2455 (BT_FN_UNWINDWORD_PTR): New function type.
2456 (BT_FN_WORD_PTR): Remove.
2457 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2458 * except.c (expand_builtin_extend_pointer): Convert pointer to
2459 targetm.unwind_word_mode () instead of word_mode.
2461 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2462 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2463 (spu_unwind_word_mode): New function.
2464 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2465 (TARGET_UNWIND_WORD_MODE): Define.
2466 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2468 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2470 * config/spu/spu.c (reg_align): Remove.
2471 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2472 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2473 (spu_split_store): Likewise.
2475 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2477 * gcc/tree-vn.c: Fix typo in comment.
2479 2008-06-18 Jan Hubicka <jh@suse.cz>
2481 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2482 toplevel reorder too.
2484 2008-06-18 Jan Hubicka <jh@suse.cz>
2486 * c-opts.c (c_common_post_options): PCH is not compatible with
2488 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2489 -fno-toplevel-reorder by default now.
2491 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2493 PR documentation/30739
2494 * doc/install.texi (Prerequisites): Document dependency on awk.
2496 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2497 Ian Lance Taylor <iant@google.com>
2499 PR rtl-optimization/35604
2500 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2501 only want to change jump destinations, not eventual label comparisons.
2503 2008-06-16 Jan Hubicka <jh@suse.cz>
2505 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2507 (cgraph_analyze_function): Likewise.
2509 2008-06-16 Jan Hubicka <jh@suse.cz>
2511 * cgraph.h (cgraph_mark_if_needed): New function.
2512 * cgraphunit.c (cgraph_mark_if_needed): New function.
2513 * c-decl.c (duplicate_decl): Use it.
2515 2008-06-16 Jan Hubicka <jh@suse.cz>
2517 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2520 2008-06-16 Jan Hubicka <jh@suse.cz>
2522 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2524 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2525 Kazu Hirata <kazu@codesourcery.com>
2526 Maxim Kuvyrkov <maxim@codesourcery.com
2528 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2529 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2530 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2531 EXTRA_SPEC_FUNCTIONS.
2532 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2533 (DRIVER_SELF_SPECS): Adjust.
2534 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2535 * config/mips/st.h, config/mips/t-st: New.
2536 * config/mips/driver-native.c, config/mips/x-native: New.
2537 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2540 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2542 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2544 (ISA_HAS_FP_CONDMOVE): New macro.
2545 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2546 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2547 (ISA_HAS_NMADD3_NMSUB3): New macro.
2548 * config/mips/mips.c (mips_rtx_costs): Update.
2549 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2550 compiling for ST Loongson 2E/2F.
2551 (madd<mode>): Rename to madd4<mode>. Update.
2552 (madd3<mode>): New pattern.
2553 (msub<mode>): Rename to msub4<mode>. Update.
2554 (msub3<mode>): New pattern.
2555 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2556 (nmadd3<mode>): New pattern.
2557 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2558 (nmadd3<mode>_fastmath): New pattern.
2559 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2560 (nmsub3<mode>): New pattern.
2561 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2562 (nmsub3<mode>_fastmath): New pattern.
2563 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2565 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2567 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2568 (DF_REF_INSN_INFO): New.
2569 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2570 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2571 with a NULL DF_REF_INSN_INFO.
2572 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2574 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2575 DF_INSN_INFO_EQ_USES): New.
2576 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2577 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2578 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2579 * df-core.c: Update comment for above changes.
2580 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2581 DF_INSN_UID_* macros.
2582 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2583 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2584 insn rtx. Update all callers.
2585 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2586 df_ref_create_structure, df_insn_refs_collect): Likewise.
2587 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2588 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2589 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2590 macros to access the insn refs.
2591 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2592 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2593 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2594 for accessing the refs.
2595 (try_fwprop_subst): Likewise.
2596 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2597 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2598 for accessing the refs.
2599 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2600 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2601 to look at the insn refs.
2602 (record_uses): Likewise.
2603 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2605 (mark_artificial_uses): Don't mark_insn for artificial refs.
2606 (mark_reg_rependencies): Likewise.
2608 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2610 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2612 * configure: Regenerate.
2614 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2616 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2617 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2618 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2620 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2622 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2623 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2624 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2626 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2628 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2629 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2630 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2632 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2634 * tree-ssa-sccvn.c: Fix format of comments.
2636 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2638 * cgraph.c: Remove unneeded forward declarations of eq_node()
2641 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2643 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2645 (see_update_relevancy): Likewise.
2646 * fwprop.c (try_fwprop_subst): Likewise.
2647 * rtlanal.c (noop_move_p): Likewise.
2648 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2649 notes to non-existing libcall blocks.
2650 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2652 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2653 (dead_libcall_p): Remove.
2654 (delete_trivially_dead_insns): Don't use it.
2655 * web.c (union_defs): Remove comment about keeping nops.
2656 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2657 (compute_hash_table_work): Don't track libcall notes.
2658 (do_local_cprop): Don't take libcall pointers. Don't update
2660 (adjust_libcall_notes): Deleted.
2661 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2662 ever have existed in the first place).
2663 (replace_store_insn): Don't try to remove libcall notes.
2664 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2665 (resolve_reg_notes): Don't call them.
2666 (resolve_simple_move): Likewise.
2667 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2668 Don't remove REG_RETVAL notes.
2669 * emit-rtl.c (try_split): Don't update libcall notes.
2670 (emit_copy_of_insn_after): Dito.
2671 * cselib.c (cselib_current_insn_in_libcall): Remove.
2672 (cselib_process_insn): Don't set/clear it.
2673 (new_elt_loc_list): Don't record it.
2674 (cselib_init): Don't initialize it.
2675 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2676 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2678 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2679 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2680 (init_deps): Don't initialize it.
2681 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2682 * combine.c (delete_noop_moves): Don't update libcall notes.
2683 (can_combine_p): Remove now pointless #if 0 block.
2684 (try_combine): Remove another obsolete #if 0 block.
2685 (distribute_notes): Don't distribute libcall notes.
2686 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2687 * dce.c (libcall_dead_p): Remove.
2688 (delete_unmarked_insns): Don't handle libcall blocks.
2689 (preserve_libcall_for_dce): Remove.
2690 (prescan_insns_for_dce): Don't special-case libcall block insns.
2691 * reload1 (reload): Don't handle libcall notes.
2692 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2695 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2697 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2698 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2699 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2701 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2703 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2705 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2707 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2709 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2711 2008-06-16 Ira Rosen <irar@il.ibm.com>
2713 PR tree-optimization/36493
2714 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2715 the arguments list. Use VECTYPE to create vector pointer.
2716 (vectorizable_store): Fail if accesses through a pointer to vectype
2717 do not alias the original memory reference operands.
2718 Call vect_create_data_ref_ptr without the removed argument.
2719 (vectorizable_load): Likewise.
2720 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2723 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2726 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2729 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2731 * config/mips/loongson2ef.md: New file.
2732 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2733 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2734 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2735 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2736 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2738 (loongson2ef.md): New include.
2739 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2740 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2741 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2742 (loongson_gt_<mode>, loongson_extract_halfword)
2743 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2744 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2745 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2746 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2747 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2748 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2749 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2750 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2751 (vec_interleave_low<mode>): Define type attribute.
2752 * config/mips/mips.c (mips_ls2): New static variable.
2753 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2754 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2755 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2756 Implement target scheduling hooks.
2757 (mips_multipass_dfa_lookahead): Update to handle tuning for
2759 (mips_sched_init): Initialize data for Loongson scheduling.
2760 (mips_ls2_variable_issue): New static function.
2761 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2763 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2764 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2765 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2766 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2767 Handle ST Loongson 2E/2F cores.
2768 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2770 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2772 * omp-low.c (extract_omp_for_data): Fix comment typo.
2775 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2777 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2778 FIXME note about gcc/config.guess.
2779 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2780 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2781 * doc/cppopts.texi: Likewise.
2782 * doc/extend.texi: Likewise.
2783 * doc/gcc.texi: Likewise.
2784 * doc/gccint.texi: Likewise.
2785 * doc/gcov.texi: Likewise.
2786 * doc/gty.texi: Likewise.
2787 * doc/hostconfig.texi: Likewise.
2788 * doc/install.texi: Likewise.
2789 * doc/invoke.texi: Likewise.
2790 * doc/loop.texi: Likewise.
2791 * doc/makefile.texi: Likewise.
2792 * doc/md.texi: Likewise.
2793 * doc/passes.texi: Likewise.
2794 * doc/tm.texi: Likewise.
2795 * doc/tree-ssa.texi: Likewise.
2796 * doc/trouble.texi: Likewise.
2798 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2799 Nathan Sidwell <nathan@codesourcery.com>
2800 Maxim Kuvyrkov <maxim@codesourcery.com>
2801 Richard Sandiford <rdsandiford@googlemail.com>
2803 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2804 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2805 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2807 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2808 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2809 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2811 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2812 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2813 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2814 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2815 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2816 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2817 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2818 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2819 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2820 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2821 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2822 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2823 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2824 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2825 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2826 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2827 (mips_builtins): Add Loongson builtins.
2828 (mips_loongson_2ef_bdesc): New.
2829 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2830 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2831 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2832 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2834 (mips_expand_vector_init): New.
2835 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2836 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2838 * config/mips/mips.md: Add unspec numbers for Loongson
2839 builtins. Include loongson.md.
2840 (MOVE64): Include Loongson vector modes.
2841 (SPLITF): Include Loongson vector modes.
2842 (HALFMODE): Handle Loongson vector modes.
2843 * config/mips/loongson.md: New.
2844 * config/mips/loongson.h: New.
2845 * config.gcc: Add loongson.h header for mips*-*-* targets.
2846 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2848 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2850 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2851 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2852 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2853 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2854 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2855 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2856 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2857 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2858 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2859 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2860 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2861 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2862 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2863 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2864 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2865 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2866 Remove use_fixproto=yes.
2867 (ia64*-*-hpux*): Remove comment about using fixproto.
2868 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2870 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2872 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2874 * configure: Regenerate.
2876 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2879 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2880 before evaluating it.
2882 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2885 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2886 nested inline functions.
2887 (start_decl, start_function): Don't invert DECL_EXTERNAL
2888 for nested inline functions.
2890 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2892 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2893 splits that must be made for correctness.
2895 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2897 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2898 (AVAIL_NON_MIPS16): Likewise.
2899 (mips_builtin_description): Replace target_flags with a predicate.
2900 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2901 (dspr2_32): New availability predicates.
2902 (MIPS_BUILTIN): New macro.
2903 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2904 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2905 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2906 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2907 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2908 (mips_dsp_32only_bdesc): Merge into...
2909 (mips_builtins): ...this new array.
2910 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2911 (mips_init_builtins): Update after above changes.
2912 (mips_expand_builtin_1): Merge into...
2913 (mips_expand_builtin): ...here and update after above changes.
2915 2008-06-12 Paul Brook <paul@codesourcery.com>
2917 * longlong.h (__arm__): Define count_leading_zeros.
2918 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2919 (clzsi2, clzdi2): New functions.
2920 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2921 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2922 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2923 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2924 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2925 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2926 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2927 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2928 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2929 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2931 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2933 * config/m68k/m68k.c (m68k_tune_flags): New.
2934 (override_options): Compute m68k_tune_flags.
2935 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2936 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2938 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2941 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2943 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2945 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2946 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2948 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2950 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2951 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2953 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2956 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2959 2008-06-12 Richard Guenther <rguenther@suse.de>
2961 PR tree-optimization/36345
2962 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2963 add memory_tag_needed flag.
2964 (may_alias_p): Declare.
2965 * tree-ssa-alias.c (may_alias_p): Export.
2966 (set_initial_properties): Use memory_tag_needed flag.
2967 (update_reference_counts): Likewise.
2968 (reset_alias_info): Reset memory_tag_needed flag.
2969 (create_name_tags): Check memory_tag_needed flag.
2970 (dump_points_to_info_for): Dump it.
2971 * tree-ssa-structalias.c (struct variable_info): Remove
2972 directly_dereferenced flag.
2973 (new_var_info): Do not initialize it.
2974 (process_constraint_1): Do not set it.
2975 (update_alias_info): Set is_dereferenced flag.
2976 (set_uids_in_ptset): Use may_alias_p.
2977 (set_used_smts): Check memory_tag_needed flag.
2978 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2979 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2980 memory_tag_needed flag.
2981 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2984 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2986 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2987 red zone for w64 abi.
2988 (ix86_expand_prologue): Likewise.
2989 (ix86_force_to_memory): Likewise.
2990 (ix86_free_from_memory): Likewise.
2992 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2995 * config/rs6000/rs6000.c (rs6000_override_options): Set
2996 rs6000_isel conditionally to the absence of comand line override.
2997 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2998 Remove duplicate rs6000_isel setting.
2999 * config/rs6000/eabispe.h: Ditto.
3001 2008-06-11 Richard Guenther <rguenther@suse.de>
3003 * alias.c (get_alias_set): Use the element alias-set for arrays.
3004 (record_component_aliases): For arrays and vectors do nothing.
3005 * c-common.c (strict_aliasing_warning): Handle the cases
3006 of alias set zero explicitly.
3007 * Makefile.in (dfp.o-warn): Add -Wno-error.
3009 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3011 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
3013 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
3014 tune_32 tune_64 to supported_defaults. Allow values not
3015 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
3016 x86_64. Do not override cpu_32 or cpu_64 values from target name.
3017 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
3018 with_cpu_64 to generic for 64-bit-supporting configurations, not
3019 with_cpu. Remove FIXMEs.
3020 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
3021 --with-arch-64, --with-tune-32, --with-tune-64): Document.
3022 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
3023 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
3024 arch_32 and arch_64.
3026 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
3027 Olivier Hainque <hainque@adacore.com>
3029 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
3030 Use DECL_SIZE_UNIT to retrieve the size of the field.
3032 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3034 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
3035 with function calls after declarations. Lay out
3036 neon_float_type_node before further use.
3038 2008-06-11 Richard Guenther <rguenther@suse.de>
3040 * tree-flow.h (may_point_to_global_var): Declare.
3041 * tree-ssa-alias.c (may_point_to_global_var): New function.
3042 * tree-ssa-sink.c (is_hidden_global_store): Use it.
3044 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
3046 * configure.ac: Teach that fido supports .debug_line.
3047 * configure: Regenerate.
3049 2008-06-10 Tom Tromey <tromey@redhat.com>
3051 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
3054 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3056 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
3057 (encode_decimal64, decode_decimal64, encode_decimal128,
3058 decode_decimal128): Reverse order of 32-bit parts of value if host
3059 and target endianness differ.
3061 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
3063 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
3064 Avoid division by 0.
3065 (tree_mod_pow2_value_transform): Likewise.
3066 (tree_ic_transform): Likewise.
3067 (tree_stringops_transform): Likewise.
3068 (tree_mod_subtract_transform): Likewise.
3069 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
3070 (copy_edges_for_bb): Likewise.
3071 (initialize_cfun): Likewise.
3073 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
3076 nonmemory_operand. Add "N" operand constraint.
3078 (*jcc_btdi_mask_rex64): New instruction and split pattern.
3079 (*jcc_btsi_mask): Ditto.
3080 (*jcc_btsi_mask_1): Ditto.
3082 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3084 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
3085 TYPE_CANONICAL for copied element type.
3087 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
3091 Add m_CORE2 and m_GENERIC.
3092 * config/i386/predicates.md (bt_comparison_operator): New predicate.
3093 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
3095 (*jcc_btdi_rex64): New instruction and split pattern.
3097 (*jcc_btsi_1): Ditto.
3098 (*btsq): Fix Intel asm dialect operand order.
3102 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
3105 * simplify-rtx.c (simplify_subreg): Add check for shift count
3108 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
3110 * doc/md.texi: Synchronize with later constraints.md change.
3111 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
3112 with a C implementation.
3113 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
3115 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
3116 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
3117 when moving to and from MD_REGNUM.
3118 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
3119 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
3120 Handle byte and halfword moves.
3121 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
3123 * config/mips/constraints.md (h): Turn into NO_REGS.
3124 (l, x): Update documentation.
3125 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
3126 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
3127 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
3128 (HILO): New mode iterator.
3130 (any_div): New code iterator.
3131 (u): Extend code attribute to div and udiv.
3132 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
3133 d_operand in the splitters. Remove redundant CONST_INT checks.
3134 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
3135 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
3136 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
3137 accordingly, using normal moves instead of unspecs to move LO into
3138 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
3139 (<u>mulsidi3): Handle expansion in C code.
3140 (<u>mulsidi3_32bit_internal): Rename to...
3141 (<u>mulsidi3_32bit): ...this.
3142 (<u>mulsidi3_32bit_r4000): Fix insn separator.
3143 (*<u>mulsidi3_64bit): Rename to...
3144 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
3145 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3146 to set LO and HI to the multiplication result. Use a normal move
3147 for MFLO and an unspec for MFHI.
3148 (*<u>mulsidi3_64bit_parts): Replace with...
3149 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3150 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3151 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3152 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3153 instead of HI. Split the instruction into a separate multiplication
3154 and MFHI if !TARGET_FIX_R4000.
3155 (<su>muldi3_highpart): Likewise.
3156 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3157 and the "=h" clobber.
3158 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3159 (<u>mulditi3): New expander.
3160 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3161 (madsi): Remove "=h" clobber.
3162 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3163 Force the modulus result to be a GPR and split the instruction into
3164 a division followed by an MFHI after reload.
3165 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3166 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3167 the MIPS16 HIGH define_split.
3168 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3169 of acc<->gpr moves to "multi".
3170 (*movdi_64bit): Replace the single "x" alternative with
3171 alternatives for moving into and out of "a".
3172 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3173 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3174 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3175 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3176 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
3177 (movti): New expander.
3178 (*movti, *movti_mips16): New insns.
3179 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
3180 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
3181 (mthi<GPR:mode>_<HILO:mode>): Likewise.
3182 * config/mips/predicates.md (fpr_operand): Delete.
3183 (d_operand): New predicate.
3185 2008-06-09 Michael Meissner <michael.meissner@amd.com>
3187 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
3188 failure on some Bourne shells.
3189 (x86_64-*-*): Ditto.
3191 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
3193 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
3195 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3197 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
3198 (sparc-sun-solaris2*): Likewise.
3200 2008-06-09 Arnaud Charlet <charlet@adacore.com
3202 * doc/install.texi: Update requirements to build the Ada compiler.
3204 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3206 * df-scan.c (struct df_scan_problem_data): Remove the
3207 mw_link_pool alloc pool.
3208 (df_scan_free_internal): Don't free it.
3209 (df_scan_alloc): Don't allocate it.
3210 * df.h (struct df_link): Update comment.
3212 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3214 * except.h: Correct checks for when SJLJ exceptions must be used.
3216 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3218 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3221 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3223 PR tree-optimization/36218
3224 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3225 configure for the build system.
3226 (BUILD_LDFLAGS): Define.
3227 * configure: Regenerate.
3228 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3230 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3233 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3234 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3235 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3237 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3239 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3241 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3243 * config.gcc (Obsolete configurations): Remove list of
3245 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3246 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3247 targets matched by those patterns.
3248 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3249 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3250 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3251 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3252 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3253 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3254 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3255 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3256 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3257 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3258 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3259 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3260 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3261 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3262 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3263 Make code for Solaris 7 and greater unconditional for Solaris.
3264 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3265 Remove --with-* handling.
3266 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3267 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3268 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3269 LINK_OS_WINDISS_SPEC): Remove.
3270 * config/rs6000/sysv4.opt (mwindiss): Remove.
3271 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3272 * configure: Regenerate.
3273 * doc/cpp.texi: Don't mention BeOS.
3274 * doc/extend.texi (interrupt): Don't mention MS1.
3275 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3276 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3277 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3278 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3279 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3281 * doc/invoke.texi (MT Options): Remove.
3282 (-mwindiss): Remove.
3283 (CRIS Options): Remove cris-axis-aout references.
3284 (HPPA Options): Don't mention hppa1.1-*-pro.
3285 * doc/md.texi: (MorphoTech family): Remove.
3286 * libgcc2.c: Don't handle UWIN.
3287 * config/alpha/t-unicosmk: Remove.
3288 * config/alpha/unicosmk.h: Remove.
3289 * config/arm/kaos-arm.h: Remove.
3290 * config/arm/kaos-strongarm.h: Remove.
3291 * config/arm/strongarm-coff.h: Remove.
3292 * config/arm/strongarm-elf.h: Remove.
3293 * config/arm/strongarm-pe.h: Remove.
3294 * config/arm/t-strongarm-pe: Remove.
3295 * config/arm/t-xscale-coff: Remove.
3296 * config/arm/t-xscale-elf: Remove.
3297 * config/arm/xscale-coff.h: Remove.
3298 * config/arm/xscale-elf.h: Remove.
3299 * config/chorus.h: Remove.
3300 * config/cris/aout.h: Remove.
3301 * config/cris/aout.opt: Remove.
3302 * config/cris/t-aout: Remove.
3303 * config/i386/beos-elf.h: Remove.
3304 * config/i386/kaos-i386.h: Remove.
3305 * config/i386/ptx4-i.h: Remove.
3306 * config/i386/sco5.h: Remove.
3307 * config/i386/sco5.opt: Remove.
3308 * config/i386/sysv4-cpp.h: Remove.
3309 * config/i386/sysv5.h: Remove.
3310 * config/i386/t-beos: Remove.
3311 * config/i386/t-sco5: Remove.
3312 * config/i386/t-uwin: Remove.
3313 * config/i386/uwin.asm: Remove.
3314 * config/i386/uwin.h: Remove.
3315 * config/kaos.h: Remove.
3316 * config/mips/windiss.h: Remove.
3317 * config/mt: Remove directory.
3318 * config/pa/pa-osf.h: Remove.
3319 * config/pa/pa-pro-end.h: Remove.
3320 * config/pa/t-pro: Remove.
3321 * config/ptx4.h: Remove.
3322 * config/rs6000/beos.h: Remove.
3323 * config/rs6000/kaos-ppc.h: Remove.
3324 * config/rs6000/t-beos: Remove.
3325 * config/rs6000/windiss.h: Remove.
3326 * config/sh/kaos-sh.h: Remove.
3327 * config/sol2-6.h: Remove.
3328 * config/sparc/sol26-sld.h: Remove.
3329 * config/sparc/sysv4-only.h: Remove.
3330 * config/vax/bsd.h: Remove.
3331 * config/vax/t-memfuncs: Remove.
3332 * config/vax/ultrix.h: Remove.
3333 * config/vax/vaxv.h: Remove.
3334 * config/windiss.h: Remove.
3336 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3338 PR rtl-optimization/36438
3339 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3340 for vector shifts with constant scalar shift operands.
3342 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3344 * doc/invoke.texi: Document -march=xlr.
3345 * config/mips/xlr.md: New file.
3346 * config/mips/mips.md: Include it.
3348 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3349 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3350 (mips_rtx_cost_data): Likewise.
3352 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3354 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3355 PRE_INC and PRE_DEC cases.
3357 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3359 PR rtl-optimization/36419
3360 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3361 the emitting jump insn.
3364 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3365 is not bool, boolify the whole *expr_p and convert to the desired type.
3367 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3369 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3370 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3371 Add omp_private_outer_ref hook, add another argument to
3372 omp_clause_default_ctor hook.
3373 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3374 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3375 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3376 hook_tree_tree_tree_tree_null.
3377 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3378 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3379 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3380 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3381 * tree.def (OMP_TASK): New tree code.
3382 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3383 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3384 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3385 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3386 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3387 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3388 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3389 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3390 (OMP_DIRECTIVE_P): Add OMP_TASK.
3391 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3392 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3393 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3394 and OMP_CLAUSE_UNTIED entries.
3395 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3397 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3398 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3399 * tree-pretty-print.c (dump_omp_clause): Handle
3400 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3401 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3402 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3403 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3404 warning about unsigned iterators. Change decl/init/cond/incr
3405 arguments to TREE_VECs, check arguments for all collapsed loops.
3406 (c_finish_omp_taskwait): New function.
3407 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3409 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3410 default_function_array_conversion on init. Add par_clauses argument.
3411 If decl is present in parallel's lastprivate clause, change it to
3412 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3413 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3414 collapse count in clauses.
3415 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3416 c_parser_omp_for_loop callers.
3417 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3418 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3419 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3420 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3422 (c_parser_omp_clause_schedule): Handle schedule(auto).
3423 Include correct location in the error message.
3424 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3425 and PRAGMA_OMP_CLAUSE_UNTIED.
3426 (OMP_TASK_CLAUSE_MASK): Define.
3427 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3428 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3429 * tree-nested.c (convert_nonlocal_omp_clauses,
3430 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3431 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3432 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3433 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3435 (conver_nonlocal_reference, convert_local_reference,
3436 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3437 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3438 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3439 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3440 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3441 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3442 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3443 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3444 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3446 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3447 * c-common.h (c_finish_omp_taskwait): New prototype.
3448 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3449 * tree-parloops.c (create_parallel_loop): Create 1 entry
3450 vectors for OMP_FOR_{INIT,COND,INCR}.
3451 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3452 (make_edges): Handle OMP_TASK.
3453 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3454 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3455 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3456 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3457 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3458 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3459 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3460 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3461 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3462 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3463 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3464 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3465 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3466 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3467 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3468 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3469 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3470 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3471 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3472 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3473 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3474 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3475 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3476 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3477 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3478 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3479 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3480 original iterator is present in lastprivate clause or if
3481 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3482 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3483 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3484 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3485 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3486 if it is set, lookup var in outer contexts too. Handle
3487 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3488 to be implicitly determined firstprivate for task regions.
3489 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3490 if it is set, lookup var in outer contexts too. Set
3491 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3492 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3493 OMP_CLAUSE_UNTIED. Take region_type as last argument
3494 instead of in_parallel and in_combined_parallel.
3495 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3497 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3498 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3499 (new_omp_context): Set default_kind to
3500 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3501 (omp_region_type): New enum.
3502 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3503 fields, add region_type.
3504 (new_omp_context): Take region_type as argument instead of is_parallel
3505 and is_combined_parallel.
3506 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3507 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3508 ctx->is_combined_parallel checks.
3509 (gimplify_omp_task): New function.
3510 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3512 * omp-low.c (extract_omp_for_data): Use schedule(static)
3513 for schedule(auto). Handle pointer and unsigned iterators.
3514 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3515 Add loops argument. Extract data for collapsed OMP_FOR loops.
3516 (expand_parallel_call): Assert sched_kind isn't auto,
3517 map runtime schedule to index 3.
3518 (struct omp_for_data_loop): New type.
3519 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3520 Add loop, loops, collapse and iter_type fields.
3521 (workshare_safe_to_combine_p): Disallow combined for if
3522 iter_type is unsigned long long. Don't combine collapse > 1 loops
3523 unless all bounds and steps are constant. Adjust extract_omp_for_data
3525 (expand_omp_for_generic): Handle pointer, unsigned and long long
3526 iterators. Handle collapsed OMP_FOR loops. Adjust
3527 for struct omp_for_data changes. If libgomp function doesn't return
3528 boolean_type_node, add comparison of the return value with 0.
3529 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3530 pointer, unsigned and long long iterators. Adjust for struct
3531 omp_for_data changes.
3532 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3533 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3534 unsigned long long. Allocate loops array, pass it to
3535 extract_omp_for_data. For collapse > 1 loops use always
3536 expand_omp_for_generic.
3537 (omp_context): Add sfield_map and srecord_type fields.
3538 (is_task_ctx, lookup_sfield): New functions.
3539 (use_pointer_for_field): Use is_task_ctx helper. Change first
3540 argument's type from const_tree to tree. Clarify comment.
3541 In OMP_TASK disallow copy-in/out sharing.
3542 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3543 (install_var_field): Add mask argument. Populate both record_type
3544 and srecord_type if needed.
3545 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3547 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3548 and DECL_FIELD_OFFSET.
3549 (scan_sharing_clauses): Adjust install_var_field callers. For
3550 firstprivate clauses on explicit tasks allocate the var by value in
3551 record_type unconditionally, rather than by reference.
3552 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3553 Use is_taskreg_ctx instead of is_parallel_ctx.
3554 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3555 (create_omp_child_function_name): Add task_copy argument, use
3556 *_omp_cpyfn* names if it is true.
3557 (create_omp_child_function): Add task_copy argument, if true create
3558 *_omp_cpyfn* helper function.
3559 (scan_omp_parallel): Adjust create_omp_child_function callers.
3560 Rename parallel_nesting_level to taskreg_nesting_level.
3561 (scan_omp_task): New function.
3562 (lower_rec_input_clauses): Don't run constructors for firstprivate
3563 explicit task vars which are initialized by *_omp_cpyfn*.
3564 Pass outer var ref to omp_clause_default_ctor hook if
3565 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3566 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3567 OMP_CLAUSE_REDUCTION_INIT.
3568 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3569 avoid duplicate setting of fields. Handle
3570 OMP_CLAUSE_PRIVATE_OUTER_REF.
3571 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3572 copy-out if TREE_READONLY, only copy-in.
3573 (expand_task_copyfn): New function.
3574 (expand_task_call): New function.
3575 (struct omp_taskcopy_context): New type.
3576 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3578 (lower_omp_parallel): Rename to...
3579 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3580 Call create_task_copyfn if srecord_type is needed. Adjust
3582 (task_shared_vars): New variable.
3583 (check_omp_nesting_restrictions): Warn if work-sharing,
3584 barrier, master or ordered region is closely nested inside OMP_TASK.
3585 Add warnings for barrier if closely nested inside of work-sharing,
3586 ordered, or master region.
3587 (scan_omp_1): Call check_omp_nesting_restrictions even for
3588 GOMP_barrier calls. Rename parallel_nesting_level to
3589 taskreg_nesting_level. Handle OMP_TASK.
3590 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3591 work-sharing construct, continue looking for them on parent parallel
3593 (lower_omp_for_lastprivate): Add lastprivate clauses
3594 to the beginning of dlist rather than end. Adjust for struct
3595 omp_for_data changes.
3596 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3597 not after it. Handle collapsed OMP_FOR loops, adjust for
3598 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3599 (get_ws_args_for): Adjust extract_omp_for_data caller.
3600 (scan_omp_for): Handle collapsed OMP_FOR
3601 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3602 (lower_omp_single_simple): If libgomp function doesn't return
3603 boolean_type_node, add comparison of the return value with 0.
3604 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3605 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3606 (parallel_nesting_level): Rename to...
3607 (taskreg_nesting_level): ... this.
3608 (is_taskreg_ctx): New function.
3609 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3611 (execute_lower_omp): Rename parallel_nesting_level to
3612 taskreg_nesting_level.
3613 (expand_omp_parallel): Rename to...
3614 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3615 Call omp_task_call for OMP_TASK regions.
3616 (expand_omp): Adjust caller, handle OMP_TASK.
3617 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3619 * bitmap.c (bitmap_default_obstack_depth): New variable.
3620 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3621 if argument is NULL and bitmap_default_obstack is already initialized.
3622 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3624 * matrix-reorg.c (matrix_reorg): Likewise.
3626 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3628 * config/i386/i386.md (*indirect_jump): Macroize using P
3629 mode iterator. Remove !TARGET_64BIT from insn constraints.
3630 (*tablejump_1): Ditto.
3631 (*indirect_jump_rex64): Remove insn pattern.
3632 (*tablejump_1_rex64): Ditto.
3633 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3634 and eh_return_si insn patterns.
3636 2008-06-06 Richard Guenther <rguenther@suse.de>
3638 * tree-ssa-structalias.c (merge_smts_into): Remove.
3639 (find_what_p_points_to): Do not bother to compute the
3640 points-to set for pt_anything pointers.
3641 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3642 for pt_anything pointers is ok.
3644 2008-06-06 Jan Hubicka <jh@suse.cz>
3646 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3648 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3650 * cgraph.c: Fix typos in comments.
3651 (cgraph_availability_names): Fix string typo.
3652 * fold-const.c: Fix typos in comments.
3653 (fold_binary): Fix typo in warning.
3654 * genautomata.c: Fix typos in comments.
3655 (check_presence_pattern_sets): Fix typo in local variable.
3656 (output_description): Fix typo in output.
3657 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3658 * hwint.h: Likewise.
3659 * matrix-reorg.c (check_allocation_function): Likewise.
3660 * omega.c (smooth_weird_equations): Likewise.
3661 * auto-inc-dec.c: Fix typos in comments.
3662 * bb-reorder.c: Likewise.
3663 * builtins.c: Likewise.
3664 * c-common.c: Likewise.
3665 * c-cppbuiltin.c: Likewise.
3666 * c-parser.c: Likewise.
3667 * c-pretty-print.c: Likewise.
3668 * cfgcleanup.c: Likewise.
3669 * cfgexpand.c: Likewise.
3670 * cfghooks.c: Likewise.
3671 * cfglayout.c: Likewise.
3672 * cfgloopmanip.c: Likewise.
3673 * cgraphunit.c: Likewise.
3674 * coverage.c: Likewise.
3675 * dbxout.c: Likewise.
3676 * df-byte-scan.c: Likewise.
3677 * df-core.c: Likewise.
3678 * df-problems.c: Likewise.
3679 * df-scan.c: Likewise.
3681 * dominance.c: Likewise.
3682 * domwalk.c: Likewise.
3684 * dwarf2out.c: Likewise.
3685 * emit-rtl.c: Likewise.
3686 * et-forest.c: Likewise.
3687 * function.c: Likewise.
3688 * function.h: Likewise.
3690 * gcov-io.c: Likewise.
3693 * genattrtab.c: Likewise.
3694 * ggc-page.c: Likewise.
3695 * gimplify.c: Likewise.
3696 * gthr-lynx.h: Likewise.
3697 * haifa-sched.c: Likewise.
3698 * ipa-cp.c: Likewise.
3699 * ipa-inline.c: Likewise.
3700 * ipa-prop.h: Likewise.
3701 * ipa-pure-const.c: Likewise.
3702 * ipa-struct-reorg.c: Likewise.
3703 * ipa-struct-reorg.h: Likewise.
3704 * ipa-type-escape.c: Likewise.
3706 * loop-doloop.c: Likewise.
3707 * mips-tfile.c: Likewise.
3708 * mkmap-flat.awk: Likewise.
3709 * mkmap-symver.awk: Likewise.
3710 * modulo-sched.c: Likewise.
3711 * omp-low.c: Likewise.
3712 * optabs.c: Likewise.
3713 * optabs.h: Likewise.
3715 * passes.c: Likewise.
3716 * postreload-gcse.c: Likewise.
3717 * postreload.c: Likewise.
3718 * predict.c: Likewise.
3719 * pretty-print.h: Likewise.
3720 * profile.c: Likewise.
3721 * protoize.c: Likewise.
3722 * ra-conflict.c: Likewise.
3724 * recog.c: Likewise.
3725 * regclass.c: Likewise.
3727 * reload.c: Likewise.
3728 * rtl-error.c: Likewise.
3729 * rtlanal.c: Likewise.
3731 * sched-rgn.c: Likewise.
3734 * target.h: Likewise.
3735 * tree-dfa.c: Likewise.
3736 * tree-eh.c: Likewise.
3737 * tree-flow-inline.h: Likewise.
3738 * tree-inline.c: Likewise.
3739 * tree-into-ssa.c: Likewise.
3740 * tree-loop-distribution.c: Likewise.
3741 * tree-nested.c: Likewise.
3742 * tree-parloops.c: Likewise.
3743 * tree-pass.h: Likewise.
3744 * tree-pretty-print.c: Likewise.
3745 * tree-profile.c: Likewise.
3746 * tree-scalar-evolution.c: Likewise.
3747 * tree-sra.c: Likewise.
3748 * tree-ssa-alias-warnings.c: Likewise.
3749 * tree-ssa-ccp.c: Likewise.
3750 * tree-ssa-coalesce.c: Likewise.
3751 * tree-ssa-dom.c: Likewise.
3752 * tree-ssa-dse.c: Likewise.
3753 * tree-ssa-forwprop.c: Likewise.
3754 * tree-ssa-live.c: Likewise.
3755 * tree-ssa-live.h: Likewise.
3756 * tree-ssa-loop-im.c: Likewise.
3757 * tree-ssa-loop-ivopts.c: Likewise.
3758 * tree-ssa-loop-niter.c: Likewise.
3759 * tree-ssa-loop-prefetch.c: Likewise.
3760 * tree-ssa-phiopt.c: Likewise.
3761 * tree-ssa-phiprop.c: Likewise.
3762 * tree-ssa-sccvn.c: Likewise.
3763 * tree-ssa-ter.c: Likewise.
3764 * tree-ssa-threadupdate.c: Likewise.
3765 * tree-ssa.c: Likewise.
3766 * tree-vect-analyze.c: Likewise.
3767 * tree-vect-transform.c: Likewise.
3768 * tree-vectorizer.c: Likewise.
3769 * tree-vn.c: Likewise.
3770 * tree-vrp.c: Likewise.
3772 * tree.def: Likewise.
3774 * unwind-dw2-fde.c: Likewise.
3775 * unwind.inc: Likewise.
3776 * value-prof.c: Likewise.
3777 * vmsdbgout.c: Likewise.
3779 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3781 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3782 always place FP constants in the TOC for TARGET_POWERPC64.
3783 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3785 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3787 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3788 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3789 enable for TARGET_E500_DOUBLE.
3790 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3791 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3792 floating-point modes like integer modes for E500 double.
3793 (rs6000_legitimate_offset_address_p): Likewise.
3794 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3795 addressing for DDmode for E500 double.
3796 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3797 modes as using 64-bits of registers for E500 double.
3798 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3799 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3800 specially for E500 double.
3801 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3802 TDmode for E500 double.
3803 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3804 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3805 (rs6000_split_multireg_move): Do not handle TDmode specially for
3807 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3808 using 64-bit registers for E500 double.
3809 (emit_frame_save): Do not handle DDmode specially for E500 double.
3810 (gen_frame_mem_offset): Likewise.
3811 (rs6000_function_value): Do not call spe_build_register_parallel
3812 for DDmode or TDmode.
3813 (rs6000_libcall_value): Likewise.
3814 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3815 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3818 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3820 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3823 2008-06-04 Junjie Gu <jgu@tensilica.com>
3825 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3826 comparison for frame pointers.
3828 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3831 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3833 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3836 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3837 register is already smaller or equal to required mode.
3839 2008-06-04 Xinliang David Li <davidxl@google.com>
3841 * tree-call-cdce.c: New file.
3842 (cond_dead_built_in_calls): New static variable.
3843 (input_domain): New struct.
3844 (check_pow): New function.
3845 (check_builtin_call): Ditto.
3846 (check_target_format): Ditto.
3847 (is_call_dce_candidate): Ditto.
3848 (gen_one_condition): Ditto.
3849 (gen_conditions_for_domain): Ditto.
3850 (get_domain): Ditto.
3851 (gen_conditions_for_pow_cst_base): Ditto.
3852 (gen_conditions_for_pow_int_base): Ditto.
3853 (gen_conditions_for_pow): Ditto.
3854 (get_no_error_domain): Ditto.
3855 (gen_shrink_wrap_conditions): Ditto.
3856 (shrink_wrap_one_built_in_call): Ditto.
3857 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3858 (tree_call_cdce): Ditto.
3859 (gate_call_cdce): Ditto.
3860 (pass_call_cdce): New gimple pass.
3861 * passes.c: (init_optimization_passes): New pass.
3862 * tree-pass.h: New pass declaration.
3863 * opts.c (decode_options): New flag setting.
3864 * common.opt: Add -ftree-builtin-call-dce flag.
3865 * Makefile.in: Add new source file.
3866 * tempvar.def: New tv_id.
3867 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3869 2008-06-04 Richard Guenther <rguenther@suse.de>
3871 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3872 (is_call_clobbered): Always check var_ann->call_clobbered.
3873 (mark_call_clobbered): Always set var_ann->call_clobbered.
3874 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3875 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3876 (reset_alias_info): Clear call clobbering info on MTAGs and
3878 (set_pt_anything): Set pt_global_mem.
3879 (create_tag_raw): Adjust comment.
3880 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3882 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3883 Maxim Kuvyrkov <maxim@codesourcery.com>
3885 * config/m68k/m68k.opt (mxgot): New option.
3886 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3887 (m68k_output_addr_const_extra): New.
3888 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3889 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3890 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3891 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3893 2008-06-04 Richard Guenther <rguenther@suse.de>
3895 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3896 negative or non-representable offsets.
3898 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3900 * config/i386/i386.c (ix86_gen_leave): New.
3901 (ix86_gen_pop1): Likewise.
3902 (ix86_gen_add3): Likewise.
3903 (ix86_gen_sub3): Likewise.
3904 (ix86_gen_sub3_carry): Likewise.
3905 (ix86_gen_one_cmpl2): Likewise.
3906 (ix86_gen_monitor): Likewise.
3907 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3908 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3909 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3910 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3911 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3912 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3913 (ix86_expand_epilogue): Updated.
3914 (print_operand): Handle integer register operand for 'z'.
3915 (ix86_expand_strlensi_unroll_1): Likewise.
3916 (ix86_expand_strlen): Likewise.
3917 (ix86_expand_builtin): Likewise.
3918 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3919 mov{q}/mov{l} and add{q}/add{l}.
3921 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3923 * config/i386/i386.md (P): New mode iterator.
3924 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3925 using P mode iterator.
3926 (DFmode push_operand splitter): Ditto.
3927 (XFmode push_operand splitter): Ditto.
3928 (DFmode float_extend SFmode push_operand splitter): Ditto.
3929 (XFmode float_extend SFmode push_operand splitter): Do not generate
3930 SImode pushes for 64bit target. Macroize Dimode and SImode
3931 pushes using P mode iterator.
3932 (XFmode float_extend DFmode push_operand splitter): Ditto.
3934 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3936 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3937 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3938 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3940 (ix86_call_abi_override): Remove check for call_used_regs.
3942 2008-06-03 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3945 for the lhs of calls if the return type contains pointers.
3947 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3949 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3950 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3951 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3952 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3953 of cfun and DEFAULT_ABI to deceide abi mode.
3955 (REG_PARM_STACK_SPACE): Removed.
3956 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3957 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3958 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3959 (ix86_function_abi): Likewise.
3960 (ix86_function_type_abi): Likewise.
3961 (ix86_call_abi_override): Likewise.
3962 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3963 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3964 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3965 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3967 (X86_64_REGPARM_MAX): New.
3968 (X86_64_SSE_REGPARM_MAX): New.
3969 (X64_REGPARM_MAX): New.
3970 (X64_SSE_REGPARM_MAX): New.
3971 (X86_32_REGPARM_MAX): New.
3972 (X86_32_SSE_REGPARM_MAX): New.
3973 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3974 (ix86_function_regparm): Handle user calling abi.
3975 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3976 by DEFAULT_ABI versus SYSV_ABI check.
3977 (ix86_reg_parm_stack_space): New.
3978 (ix86_function_type_abi): New.
3979 (ix86_call_abi_override): New.
3980 (ix86_function_abi): New.
3981 (ix86_cfun_abi): New.
3982 (init_cumulative_args): Call abi specific initialization.
3983 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3984 (function_arg_64): Extend SSE_REGPARM_MAX check.
3985 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3986 (ix86_pass_by_reference): Likewise.
3987 (ix86_function_value_regno_p): Likewise.
3988 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3989 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3990 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3991 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3992 (setup_incoming_varargs_64): Adjust regparm for call abi.
3993 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3994 (ix86_va_start): Likewise.
3995 (ix86_gimplify_va_arg): Likewise.
3996 (ix86_expand_prologue): Likewise.
3997 (output_pic_addr_const): Likewise.
3998 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3999 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
4000 (x86_output_mi_thunk): Likewise.
4001 (x86_function_profiler): Likewise.
4002 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
4003 (SYSV_ABI, MS_ABI): New constants.
4005 (init_regs): Add prototype of function in regclass.c file.
4006 (OVERRIDE_ABI_FORMAT): New.
4007 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
4008 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
4009 (OUTGOING_REG_PARM_STACK_SPACE): New.
4010 (ix86_reg_parm_stack_space): New prototype.
4011 (CUMULATIVE_ARGS): Add call_abi member.
4012 (machine_function): Add call_abi member.
4013 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
4014 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
4016 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
4019 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
4020 (avr_builtin_setjmp_frame_value): New function.
4021 * config/avr/avr.md (nonlocal_goto_receiver): Define.
4022 (nonlocal_goto): Define.
4024 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
4026 * config/mips/mips.c (mips_emit_loadgp): Return early if
4027 there is nothing do to, otherwise emit a blockage if
4028 !TARGET_EXPLICIT_RELOCS || crtl->profile.
4029 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
4031 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4033 * configure.ac: Drop unneeded backslash ending up in config.in.
4034 * acinclude.m4: Likewise.
4035 * config.in: Regenerate.
4037 2008-05-26 Jan Hubicka <jh@suse.cz>
4039 * predict.c (maybe_hot_frequency_p): Break out of...
4040 (maybe_hot_bb_p): ... here.
4041 (maybe_hot_edge_p): New.
4042 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
4043 * basic-block.h (maybe_hot_edge_p): Declare.
4045 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
4048 (*cmpfp_<mode>_cc): Ditto.
4049 (*fp_jcc_8<mode>_387): Ditto.
4050 (*fop_<MODEF:mode>_2_i387): Ditto.
4051 (*fop_<MODEF:mode>_3_i387): Ditto.
4052 (*fop_xf_2_i387): Ditto.
4053 (*fop_xf_3_i387): Ditto.
4055 2008-06-02 Tomas Bily <tbily@suse.cz>
4057 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
4059 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4061 * config/mips/mips.c (mips_valid_offset_p): New function.
4062 (mips_valid_lo_sum_p): Likewise.
4063 (mips_classify_address): Use them.
4064 (mips_force_address): New function.
4065 (mips_legitimize_address): Use it.
4066 * config/mips/mips.md (MOVE128): New mode iterator.
4067 (movtf): Require TARGET_64BIT. Remove empty strings.
4068 (*movtf_internal): Rename to...
4069 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
4070 of "R" and use {,fp}{load,store} attributes instead of "multi".
4071 Use a separate define_split.
4072 (*movtf_mips16): New pattern.
4074 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4076 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
4077 * config/mips/mips.c (mips_expand_before_return): New function.
4078 (mips_expand_epilogue): Call it.
4079 * config/mips/mips.md (return): Turn into a define_expand.
4080 (*return): New insn.
4082 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4084 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4085 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
4086 functions. Do not emit uses and clobbers of CONCATs; individually
4087 use and clobber their operands.
4088 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
4089 gen_clobber, emit_use and gen_use.
4090 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
4091 (expand_builtin_return): Likewise.
4092 * cfgbuild.c (count_basic_blocks): Likewise.
4093 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4094 * explow.c (emit_stack_restore): Likewise.
4095 * expmed.c (extract_bit_field_1): Likewise.
4096 * expr.c (convert_move, emit_move_complex_parts): Likewise.
4097 (emit_move_multi_word, store_constructor): Likewise.
4098 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
4099 (thread_prologue_and_epilogue_insns): Likewise.
4100 * lower-subreg.c (resolve_simple_move): Likewise.
4101 * optabs.c (widen_operand, expand_binop): Likewise.
4102 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
4103 * reload.c (find_reloads): Likewise.
4104 * reload1.c (eliminate_regs_in_insn): Likewise.
4105 * stmt.c (expand_nl_goto_receiver): Likewise.
4106 * config/alpha/alpha.md (builtin_longjmp): Likewise.
4107 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4108 * config/arm/arm.c (arm_load_pic_register): Likewise.
4109 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
4110 * config/arm/arm.md (untyped_return): Likewise.
4111 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
4112 * config/avr/avr.c (expand_prologue): Likewise.
4113 * config/bfin/bfin.c (do_unlink): Likewise.
4114 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
4115 * config/cris/cris.c (cris_expand_prologue): Likewise.
4116 * config/darwin.c (machopic_indirect_data_reference): Likewise.
4117 (machopic_legitimize_pic_address): Likewise.
4118 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
4119 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
4120 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
4121 (ix86_expand_convert_uns_didf_sse): Likewise.
4122 (ix86_expand_vector_init_general): Likewise.
4123 * config/ia64/ia64.md (eh_epilogue): Likewise.
4124 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
4125 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
4126 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
4127 (config/iq2000/iq2000.c): Likewise.
4128 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4129 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
4130 (builtin_longjmp): Likewise.
4131 * config/mn10300/mn10300.md (call, call_value): Likewise.
4132 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
4133 * config/pdp11/pdp11.md (abshi2): Likewise.
4134 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4135 * config/s390/s390.c (s390_emit_prologue): Likewise.
4136 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
4137 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
4138 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
4139 * config/sh/sh.c (prepare_move_operands): Likewise.
4140 (output_stack_adjust, sh_expand_epilogue): Likewise.
4141 (sh_set_return_address, sh_expand_t_scc): Likewise.
4142 * config/sparc/sparc.c (load_pic_register): Likewise.
4143 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
4144 * config/spu/spu.c (spu_expand_epilogue): Likewise.
4145 * config/v850/v850.c (expand_epilogue): Likewise.
4147 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4149 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4150 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4151 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4152 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4153 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4154 stack pointer register.
4155 (output_movhi): Remove code for interrupt specific writing to the
4156 stack pointer register.
4158 2008-05-31 Richard Guenther <rguenther@suse.de>
4160 PR tree-optimization/34244
4161 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4162 (tree_expr_nonzero_warnv_p): Likewise.
4163 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4164 ssa_name_nonnegative_p.
4165 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4166 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4167 not tree_expr_nonzero_warnv_p.
4169 PR tree-optimization/36262
4171 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4173 PR tree-optimization/34244
4174 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4175 (record_numbers_of_iterations): New function.
4176 (execute_vrp): Cache the numbers of iterations of loops.
4177 * tree-scalar-evolution.c (scev_reset_except_niters):
4179 (scev_reset): Use scev_reset_except_niters.
4180 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
4182 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
4184 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4185 __WORKAROUND_RETS when appropriate.
4187 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
4190 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
4192 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
4193 *fop_df_comm_sse insn patterns using MODEF mode iterator.
4194 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
4195 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
4196 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
4197 *fop_df_1_mixed insn patterns using MODEF mode iterator.
4198 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
4199 *fop_df_1_sse insn patterns using MODEF mode iterator.
4200 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4201 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4202 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4203 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4204 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4205 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4206 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4207 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4208 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4209 (*fop_xf_5_i387): Ditto.
4210 (*fop_xf_6_i387): Ditto.
4212 2008-05-30 Richard Guenther <rguenther@suse.de>
4214 * builtins.c (build_string_literal): Avoid generating
4215 a non-gimple_val result.
4217 2008-05-30 DJ Delorie <dj@redhat.com>
4219 * exec-tool.in: Use an environment variable (private) instead of a
4220 file (shared) as a semaphore, so as to not break parallel builds.
4222 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4224 * optabs.c (maybe_encapsulate_block): Remove.
4225 (emit_libcall_block): Adjust accordingly.
4226 * optabs.h (maybe_encapsulate_block): Remove prototype.
4228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4229 Don't use maybe_encapsulate_block.
4231 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4233 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4234 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4235 rtx is a SYMBOL_REF before calling get_pool_constant.
4237 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4239 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4241 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4243 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4244 rather than OS names to choose INO_T_EQ definition.
4245 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4246 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4248 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4251 * config/darwin-f.c: New.
4252 * config/t-darwin: Added rule to build darwin-f.o.
4253 * config.gcc: Defined new variable, fortran_target_objs.
4254 (*-*-darwin*): Set fortran_target_objs.
4255 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4256 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4257 * configure: Regenerated.
4259 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4262 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4263 canonical type if needed.
4265 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4267 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4269 2008-05-29 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/36343
4272 PR tree-optimization/36346
4273 PR tree-optimization/36347
4274 * tree-flow.h (clobber_what_p_points_to): Declare.
4275 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4276 pointed-to variable is dereferenced is irrelevant to whether
4277 the pointer can access the pointed-to variable.
4278 (clobber_what_p_points_to): New function.
4279 * tree-ssa-alias.c (set_initial_properties): Use it.
4280 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4281 call clobber check for NMTs.
4283 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4285 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4286 for printing gcov_type.
4288 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4290 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4291 and the eh region information.
4292 * value-prof.c (gimple_move_stmt_histograms): New function.
4293 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4295 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4297 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4299 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4301 * value-prof.c (tree_ic_transform): Print counts.
4302 * tree-profile.c (tree_gen_ic_func_profiler):
4303 Clear __gcov_indreict_call_callee variable to avoid misattribution
4306 2008-05-28 Rafael Espindola <espindola@google.com>
4308 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4311 2008-05-28 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/36339
4314 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4315 and clobbering code out of the loop.
4317 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4319 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4322 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4323 s390_contiguous_bitmask_p, s390_symref_operand_p,
4324 s390_check_symref_alignment, s390_reload_larl_operand,
4325 s390_reload_symref_address): New functions.
4326 (s390_branch_condition_mnemonic): Support compare and branch
4328 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4329 and 'W' constraints.
4330 (s390_secondary_reload): Add secondary reloads for unaligned
4331 symbol refs or symbol refs to floating point or QI/TI mode
4333 (legitimate_address_p): Accept symbol references as addresses.
4334 (s390_expand_insv): Use rotate and insert selected bits
4335 instruction for insv when building for z10.
4336 (print_operand_address): Handle symbol ref addresses.
4337 (print_operand): Output modifier 'c' added for signed byte values.
4338 (s390_encode_section_info): Mark symbol refs with
4339 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4341 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4342 (length attribute): RRF, RRR have 4 byte length.
4343 (FPALL, INTALL): New mode iterators added.
4344 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4345 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4346 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4347 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4348 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4349 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4350 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4351 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4353 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4354 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4355 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4356 reload<INTALL:mode><P:mode>_toreg_z10,
4357 reload<FPALL:mode><P:mode>_tomem_z10,
4358 reload<FPALL:mode><P:mode>_toreg_z10,
4359 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4360 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4361 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4362 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4364 (movmem, clrmem, cmpmem): New splitters added.
4366 * config/s390/predicates.md (larl_operand): Use
4367 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4368 SYMBOL_REF_ALIGN1_P.
4369 (s390_signed_integer_comparison,
4370 s390_unsigned_integer_comparison): New predicates.
4372 * config/s390/s390-protos.h (s390_check_symref_alignment,
4373 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4374 s390_reload_symref_address,
4375 s390_compare_and_branch_condition_mask): Prototypes added.
4377 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4378 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4379 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4381 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4383 * config/s390/s390.c (z10_cost): New cost function for z10.
4384 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4385 (s390_issue_rate): Adjust issue rate for z10.
4386 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4387 (processor_flags): Add PF_Z10.
4388 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4389 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4390 * gcc/config.gcc: Add z10.
4392 2008-05-28 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/36291
4395 * tree-flow. h (struct gimple_df): Remove var_anns member.
4396 * tree-flow-inline.h (gimple_var_anns): Remove.
4397 (var_ann): Simplify.
4398 * tree-dfa.c (create_var_ann): Simplify.
4399 (remove_referenced_var): Clear alias info from var_anns of globals.
4400 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4401 (delete_tree_ssa): Clear alias info from var_anns of globals.
4402 Do not free var_anns.
4403 (var_ann_eq): Remove.
4404 (var_ann_hash): Likewise.
4406 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4408 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4409 and loongson2f entries.
4410 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4411 * config/mips/mips.h (processor_type): Add Loongson-2E
4412 and Loongson-2F entries.
4413 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4414 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4415 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4416 * doc/invoke.texi (MIPS Options): Document loongson2e
4417 and loongson2f processor names.
4419 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4423 * config/i386/i386.c (ix86_function_arg_boundary): Use
4424 alignment of canonical type.
4425 (ix86_expand_vector_move): Check unaligned memory access for
4428 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4430 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4431 Moved to the front of file.
4433 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4434 H.J. Lu <hongjiu.lu@intel.com>
4436 * dwarf2out.c (current_fde): New.
4438 (lookup_cfa:): Likewise.
4439 (dwarf2out_end_epilogue): Likewise.
4440 (dwarf2out_note_section_used): Likewise.
4442 2008-05-27 Michael Matz <matz@suse.de>
4445 * c.opt (Wenum-compare): New warning option.
4446 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4448 2008-05-27 Michael Matz <matz@suse.de>
4451 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4453 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4454 into memory as tail calls.
4456 2008-05-27 Richard Guenther <rguenther@suse.de>
4458 PR tree-optimization/36339
4459 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4460 pointers cause all addressable variables to be call clobbered.
4462 2008-05-27 Richard Guenther <rguenther@suse.de>
4464 PR tree-optimization/36245
4465 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4467 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4469 * config/s390/s390.md: Replace all occurences of the 'm'
4470 constraint with 'RT'.
4472 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4474 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4476 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4478 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4479 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4480 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4482 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4484 * reload.c: (find_reloads): Skip alternatives according to the
4485 "enabled" attribute. Constify the constraint variable.
4486 * recog.c (get_attr_enabled): Add default implementation.
4487 (extract_insn): Set the alternative_enabled_p array
4488 in the recog_data struct.
4489 (preprocess_constraints, constrain_operands): Skip
4490 alternatives according to the "enabled" attribute
4491 * recog.h (struct recog_data): New field alternative_enabled_p.
4492 (skip_alternative): New inline function.
4493 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4494 (record_reg_classes): Skip alternative according to the
4495 "enabled" attribute.
4497 * doc/md.texi: Add documention for the "enabled" attribute.
4499 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4501 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4502 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4503 constraint with TARGET_MEM_CONSTRAINT.
4504 * recog.c (asm_operand_ok, preprocess_constraints,
4505 constrain_operands): Likewise.
4506 * regclass.c (record_reg_classes): Likewise.
4507 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4508 * reload1.c (maybe_fix_stack_asms): Likewise.
4509 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4510 * recog.h: Adjust comment.
4511 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4512 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4513 * doc/md.texi: Add a note to description of 'm' constraint.
4514 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4516 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4518 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4519 that the bitfield is of integral type before testing its precision.
4521 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4522 Sa Liu <saliu@de.ibm.com>
4524 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4525 __modti3, __udivti3, __umodti3 and __udivmodti4.
4526 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4527 that implement TImode mul and div functions.
4528 * config/spu/multi3.c: New. Implement __multi3.
4529 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4530 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4533 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4535 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4536 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4537 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4538 tls_sysv_suffix): New mode and mode attribute iterators.
4539 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4540 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4541 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4542 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4543 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4546 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4548 PR tree-optimization/36329
4549 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4550 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4551 * cgraphbuild.c (initialize_inline_failed): Use the latter
4552 macro in lieu of the former.
4553 * ipa-inline.c (cgraph_mark_inline): Likewise.
4554 (cgraph_decide_inlining_of_small_function): Likewise.
4555 (cgraph_decide_inlining): Likewise.
4556 (cgraph_decide_inlining_incrementally): Likewise.
4558 2008-05-26 Tristan Gingold <gingold@adacore.com>
4559 Anatoly Sokolov <aesok@post.ru>
4561 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4562 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4563 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4564 optimization for 'avr6' architecture.
4566 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4569 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4571 2008-05-26 Richard Guenther <rguenther@suse.de>
4573 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4574 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4576 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4579 * caller-save.c (insert_restore): Verify alignment of spill space.
4580 (insert_save): Likewise.
4581 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4582 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4583 (STACK_SLOT_ALIGNMENT): Likewise.
4584 * function.c (LOCAL_ALIGNMENT): Removed.
4585 (get_stack_local_alignment): New.
4586 (assign_stack_local): Use it. Set alignment on stack slot.
4587 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4588 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4589 (STACK_SLOT_ALIGNMENT): New.
4590 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4591 stack slot in XFmode.
4593 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4595 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4598 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4599 argument operand in rax isn't removed.
4601 2008-05-26 Richard Guenther <rguenther@suse.de>
4604 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4605 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4607 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4610 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4612 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4614 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4615 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4617 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4619 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4620 build a trampoline if we don't want one.
4621 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4622 return zero for nested functions if we don't want a trampoline.
4624 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4626 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4628 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4631 * c.opt: Removed undocumented option '-lang-fortran'.
4632 * c-common.h: Removed global variable 'lang_fortran'.
4633 * c-opts.c (c_common_handle_option): Removed code to handle
4634 option '-lang-fortran'. Updated includes.
4635 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4636 definition of '__GFORTRAN__'.
4637 (define__GNUC__): Reimplemented to use BASEVER and
4638 cpp_define_formatted.
4639 (builtin_define_with_value_n): Removed.
4640 * c-incpath.h: Renamed to ...
4641 * incpath.h: ... this.
4642 * c-incpath.c: Renamed to ...
4643 * incpath.c: ... this. Updated includes.
4644 * fix-header.c: Updated includes.
4645 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4646 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4647 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4649 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4651 * tree.h: Update the table of flags used on tree nodes.
4652 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4653 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4654 (FORCED_LABEL): Add access check.
4655 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4656 (ASM_INPUT_P): Likewise.
4657 (ASM_VOLATILE_P): Likewise.
4658 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4659 (OMP_SECTION_LAST): Access private_flag directly.
4660 (OMP_RETURN_NOWAIT): Likewise.
4661 (OMP_PARALLEL_COMBINED): Likewise.
4662 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4663 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4664 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4665 deprecated_flag directly.
4667 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4669 * final.c (frame_pointer_needed): Removed.
4670 * flags.h (frame_pointer_needed): Likewise.
4672 * function.h (rtl_data): Add frame_pointer_needed.
4673 (frame_pointer_needed): New.
4675 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4677 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4679 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4681 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4684 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4686 * c-common.c (strip_array_types): Move function to..
4688 (get_inner_array_type): Delete.
4689 * c-common.h (strip_array_types): Move declaration to..
4691 (get_inner_array_type): Delete.
4692 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4693 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4694 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4695 * config/pa/pa.c (emit_move_sequence): Likewise.
4697 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4699 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4702 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4704 * function.c: Include target hook for nonlocal_goto frame value.
4706 2008-05-24 Richard Guenther <rguenther@suse.de>
4708 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4709 variable can be only accessed through a pointer or a union.
4711 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4713 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4714 * doc/extend.texi: Likewise.
4716 2008-05-23 DJ Delorie <dj@redhat.com>
4718 * config/m32c/jump.md (untyped_call): Add.
4720 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4722 (m32c_address_cost): Detail costs for indirect offsets.
4724 2008-05-23 Rafael Espindola <espindola@google.com>
4726 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4727 if a node is a SUBREG.
4728 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4731 2008-05-23 Paul Brook <paul@codesourcery.com>
4732 Carlos O'Donell <carlos@codesourcery.com>
4734 * doc/extend.texi: Clarify use of __attribute__((naked)).
4735 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4736 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4737 * function.c (use_register_for_decl): Use
4738 targetm.calls.allocate_stack_slots_for_args.
4739 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4740 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4741 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4743 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4745 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4747 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4749 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4750 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4751 is only rounded once.
4753 2008-05-23 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4757 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4758 Jakub Jelinek <jakub@redhat.com>
4761 * configure.ac: Handle --enable-cld.
4762 * configure: Regenerated.
4763 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4764 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4765 (ix86_current_function_needs_cld): New define.
4766 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4767 (cld): New isns pattern.
4768 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4769 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4770 * config/i386/i386.opt (mcld): New option.
4771 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4772 TARGET_CLD and ix86_current_function_needs_cld.
4773 (override_options): Use -mcld by default for 32-bit code if
4776 * doc/install.texi (Options specification): Document --enable-cld.
4777 * doc/invoke.texi (Machine Dependent Options)
4778 [i386 and x86-64 Options]: Add -mcld option.
4779 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4781 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4782 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4783 (return_in_memory_64): Likewise.
4784 (return_in_memory_ms_64): Likewise.
4786 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4788 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4789 * builtins.c (fold_builtin_fpclassify): New.
4790 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4791 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4792 * c-common.c (handle_type_generic_attribute): Adjust to accept
4793 fixed arguments before an elipsis.
4794 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4795 * doc/extend.texi: Document __builtin_fpclassify.
4797 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4799 * omp-low.c (gate_expand_omp_ssa): Remove.
4800 (pass_expand_omp_ssa): Remove.
4801 (gate_expand_omp): Do not check for flag_openmp_ssa.
4802 * common.opt (-fopenmp-ssa): Remove.
4803 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4805 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4807 * config/sh/sh.opt (mfixed-range): New option.
4808 * config/sh/sh-protos.h (sh_fix_range): Declare.
4809 * config/sh/sh.c (sh_fix_range): New function.
4810 * config/sh/sh.h (sh_fixed_range_str): Declare.
4811 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4813 * doc/invoke.texi (SH Options): Document -mfixed-range.
4815 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4817 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4818 it before the redeclaration.
4820 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4822 * config/avr/avr.c (get_sequence_length): Add new function.
4823 (expand_prologue, expand_epilogue): Remove duplicate code.
4825 2008-05-22 Rafael Espindola <espindola@google.com>
4827 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4830 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4832 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4833 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4835 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4836 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4837 (vect_update_misalignment_for_peel): Likewise.
4838 (vector_alignment_reachable_p): Likewise.
4839 * tree-vect-transform.c (vectorizable_load): Likewise.
4840 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4841 (get_vectype_for_scalar_type): Pass mode of scalar_type
4842 to UNITS_PER_SIMD_WORD.
4844 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4845 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4846 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4847 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4848 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4850 2008-05-22 Ira Rosen <irar@il.ibm.com>
4852 PR tree-optimization/36293
4853 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4854 if the first load must be skipped because of a gap.
4856 2008-05-22 Richard Guenther <rguenther@suse.de>
4858 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4859 more cases of offset disambiguation that is possible if
4860 strict-aliasing rules apply.
4861 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4862 for basic offset and type-based disambiguation.
4864 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4867 ix86_expand_vector_set on V16QImode for SSE4.1.
4869 2008-05-21 Tom Tromey <tromey@redhat.com>
4871 * c.opt (Wimport): Mark as undocumented.
4872 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4874 (Warning Options): Likewise.
4875 * doc/cppopts.texi: Don't mention -Wimport.
4877 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4879 PR tree-optimization/36287
4880 PR tree-optimization/36286
4881 * lambda-code.c (build_access_matrix): Do not use the loop->num
4882 for computing the number of induction variables: use the loop depth
4885 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4888 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4889 option -f(no-)leading-underscore.
4891 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4893 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4894 GET_MODE_NUNITS (mode).
4896 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4898 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4899 (-mmulhw): Add 464 to description.
4900 (-mdlmzb): Likewise.
4901 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4902 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4904 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4905 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4906 * config/rs6000/rs6000.md: Update comments for 464.
4908 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4910 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4912 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4914 * config/i386/sse.md (vec_extractv4sf): Removed.
4915 (vec_extractv2df): Likewise.
4916 (vec_extractv2di): Likewise.
4917 (vec_extractv4si): Likewise.
4918 (vec_extractv8hi): Likewise.
4919 (vec_extractv16qi): Likewise.
4920 (vec_extract<mode>): New.
4922 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4924 * config/i386/sse.md (vec_setv4sf): Removed.
4925 (vec_setv2df): Likewise.
4926 (vec_setv2di): Likewise.
4927 (vec_setv4si): Likewise.
4928 (vec_setv8hi): Likewise.
4929 (vec_setv16qi): Likewise.
4930 (vec_set<mode>): New.
4932 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4934 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4935 goto for vec_concat and vec_interleave.
4937 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4939 * config/i386/sse.md (vec_initv4sf): Removed.
4940 (vec_initv2df): Likewise.
4941 (vec_initv2di): Likewise.
4942 (vec_initv4si): Likewise.
4943 (vec_initv8hi): Likewise.
4944 (vec_initv16qi): Likewise.
4945 (vec_init<mode>): New.
4947 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4949 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4951 2008-05-21 Tom Tromey <tromey@redhat.com>
4953 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4954 (zone_find_object_offset): Likewise.
4955 (gt_ggc_m_S): Likewise.
4956 (highest_bit): Likewise.
4957 * ggc-page.c (gt_ggc_m_S): New function.
4958 * stringpool.c (string_stack): Remove.
4959 (init_stringpool): Update.
4960 (ggc_alloc_string): Use ggc_alloc.
4961 (maybe_delete_ident): New function.
4962 (ggc_purge_stringpool): Likewise.
4963 (gt_ggc_m_S): Remove.
4964 * ggc-common.c (ggc_protect_identifiers): New global.
4965 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4966 ggc_protect_identifiers.
4967 * ggc.h (ggc_protect_identifiers): Declare.
4968 (gt_ggc_m_S): Update.
4969 (ggc_purge_stringpool): Declare.
4970 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4971 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4973 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4975 2008-05-21 David S. Miller <davem@davemloft.net>
4977 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4980 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4982 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4985 2008-05-20 David Daney <ddaney@avtrex.com>
4987 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4988 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4989 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4990 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4991 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4992 (atomic_hiqi_op): New define_code_iterator.
4993 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4994 mips_expand_compare_and_swap_12.
4995 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4996 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4997 (sync_<optab><mode>, sync_old_<optab><mode>,
4998 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4999 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
5000 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
5001 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
5002 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
5003 (test_and_set_12): New insn.
5004 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
5005 sync_new_<optab><mode>, sync_old_nand<mode>,
5006 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
5007 clobber to operand 0 for SI and DI mode insns.
5008 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
5009 mips_gen_fn_4): New typedefs.
5010 (mips_gen_fn_ptrs): Define new union type.
5011 (mips_expand_compare_and_swap_12): Remove declaration.
5012 (mips_expand_atomic_qihi): Declare function.
5013 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
5014 (mips_expand_atomic_qihi): ... this. Use new generator function
5016 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
5017 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
5018 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
5019 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
5020 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
5021 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
5022 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
5023 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
5024 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
5025 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
5028 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
5033 2008-05-20 Anatoly Sokolov <aesok@post.ru>
5035 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
5036 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
5037 (avr_attribute_table): Add 'OS_main' function attribute.
5038 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
5039 functions with 'OS_main' attribute.
5041 2008-05-20 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/35204
5044 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
5045 helper, split out from ...
5046 (DFS): ... here. Make the DFS walk non-recursive.
5048 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5049 Jan Sjodin <jan.sjodin@amd.com>
5051 PR tree-optimization/36181
5052 * tree-parloops.c (loop_has_vector_phi_nodes): New.
5053 (parallelize_loops): Don't parallelize when the loop has vector
5056 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5057 Sebastian Pop <sebastian.pop@amd.com>
5059 * tree-loop-linear.c (gather_interchange_stats): Look in the access
5060 matrix, and never look at the tree representation of the memory
5062 (linear_transform_loops): Computes parameters and access matrices.
5063 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
5065 (access_matrix_get_index_for_parameter): New.
5066 * tree-data-ref.h (struct access_matrix): New.
5067 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
5068 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
5069 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
5070 am_vector_index_for_loop): New.
5071 (struct data_reference): Add field access_matrix.
5072 (DR_ACCESS_MATRIX): New.
5073 (compute_data_dependences_for_loop): Update declaration.
5074 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
5075 * lambda.h (lambda_vector_vec_p): Declared.
5076 * lambda-code.c: Depend on pointer-set.h.
5077 (lambda_collect_parameters_from_af, lambda_collect_parameters,
5078 av_for_af_base, av_for_af, build_access_matrix,
5079 lambda_compute_access_matrices): New.
5080 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
5082 2008-05-20 Joseph Myers <joseph@codesourcery.com>
5084 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
5087 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5088 Sebastian Pop <sebastian.pop@amd.com>
5090 PR tree-optimization/36206
5091 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
5093 (instantiate_scev_1): Rename flags to fold_conversions.
5094 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
5095 outeside instantiation_loop.
5096 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
5097 (evolution_function_is_affine_or_constant_p): Removed.
5098 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
5100 (analyze_siv_subscript): Pass in the loop nest number.
5101 Call evolution_function_is_affine_in_loop instead of
5102 evolution_function_is_affine_p.
5103 (analyze_overlapping_iterations): Pass in the loop nest number.
5105 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5106 Sebastian Pop <sebastian.pop@amd.com>
5108 PR tree-optimization/36206
5109 * tree-chrec.h (chrec_fold_op): New.
5110 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
5113 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
5115 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
5117 (remove_duplicates): Do not set inode on non-inode systems.
5120 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
5122 * config.gcc (tm_file): Update comments about relative pathnames.
5124 2008-05-20 Richard Guenther <rguenther@suse.de>
5126 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
5127 * tree-ssa-sccvn.c (process_scc): Likewise.
5128 * tree-ssa-sink.c (execute_sink_code): Likewise.
5129 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
5130 * tree-vrp.c (process_assert_insertions): Likewise.
5131 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5132 (perform_tree_ssa_dce): Likewise.
5133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5134 (dump_dominator_optimization_stats): Likewise.
5135 * tree-vectorizer.c (vectorize_loops): Likewise.
5137 2008-05-20 Richard Guenther <rguenther@suse.de>
5139 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
5141 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
5143 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
5144 (ix86_i386elf_return_in_memory): Likewise.
5145 (ix86_i386interix_return_in_memory): Likewise.
5146 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5147 (SUBTARGET_RETURN_IN_MEMORY): New.
5148 * config/i386/i386elf.h: Likewise.
5149 * config/i386/ptx4-i.h: Likewise.
5150 * config/i386/sol2-10.h: Likewise.
5151 * config/i386/sysv4.h: Likewise.
5152 * config/i386/vx-common.h: Likewise.
5153 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5154 * config/i386/i386.c (ix86_return_in_memory): Made static and
5155 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5156 (ix86_i386elf_return_in_memory): Removed.
5157 (ix86_i386interix_return_in_memory): Removed.
5158 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5159 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5161 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5163 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5165 2008-05-19 Xinliang David Li <davidxl@google.com>
5167 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5169 * common.opt: Ditto.
5170 * doc/invoke.texi: Ditto.
5172 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5174 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5175 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
5177 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
5180 sizes of operand array from 8/4 to 4/2.
5181 (ix86_expand_vector_init_general): Change size of operand array
5182 from 32 to 16. Remove op0, op1 and half_mode.
5184 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5186 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
5187 (ix86_expand_vector_init_interleave): Likewise.
5188 (ix86_expand_vector_init_general): Use them. Assert
5189 word_mode == SImode when n_words == 4.
5191 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
5193 * config/i386/i386.c (ix86_secondary_reload): New static function.
5194 (TARGET_SECONDARY_RELOAD): New define.
5195 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5196 * config/i386/i386.md (reload_outqi): Remove.
5198 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5202 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5203 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5204 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5205 (fold_builtin_1): Likewise.
5206 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5207 c-common.c (check_builtin_function_arguments): Handle
5208 BUILT_IN_ISINF_SIGN.
5209 * doc/extend.texi: Document __builtin_isinf_sign.
5210 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5212 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5214 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5215 EH cleanup at the end of the pass, search for those that have been
5216 turned into forwarder blocks and do the cleanup on their successor.
5218 2008-05-18 Richard Guenther <rguenther@suse.de>
5220 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5221 pointers to sizetype and vice versa.
5223 2008-05-18 Xinliang David Li <davidxl@google.com>
5225 * gcc/tree-ssa-dce.c: Coding style fix.
5226 (check_pow): Documentation comment.
5227 (check_log): Documenation comment. Coding style fix.
5228 (is_unnecessary_except_errno_call): Ditto.
5229 (gen_conditions_for_pow): Ditto.
5230 (gen_conditions_for_log): Ditto.
5231 (gen_shrink_wrap_conditions): Ditto.
5232 (shrink_wrap_one_built_in_calls): Ditto.
5233 * gcc/doc/invoke.texi: Better documentation string.
5234 * ChangeLog: Fix wrong change log entries from
5235 May 17 checkin on function call DCE.
5237 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5239 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5241 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5243 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5244 * df-problems.c (simulation routines): Fixed block comment to
5245 properly say how to add forwards scanning functions.
5247 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5249 * tree-inline.c (setup_one_parameter): Remove dead code.
5251 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5253 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5254 a BIT_AND_EXPR only for an INTEGER_TYPE.
5256 2008-05-17 Xinliang David Li <davidxl@google.com>
5258 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5259 (check_pow, check_log, is_unnecessary_except_errno_call): New
5260 functions to check for eliminating math functions that are pure
5261 except for setting errno.
5262 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5263 general condition expressions for shrink-wrapping pow/log calls.
5264 (gen_shrink_wrap_conditions): Ditto.
5265 (shrink_wrap_one_built_in_call): Ditto.
5266 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5267 (mark_operand_necessary): If debugging, output if OP is necessary.
5268 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5270 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5272 * gcc/common.opt: New user flag -ftree-builtin-dce.
5273 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5275 2008-05-16 David S. Miller <davem@davemloft.net>
5277 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5278 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5280 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5283 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5285 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5287 * ifcvt.c (dead_or_predicable): Rename
5288 df_simulate_one_insn_backwards to df_simulate_one_insn.
5289 * recog.c (peephole2_optimize): Ditto.
5290 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5292 * df.h: Rename df_simulate_one_insn_backwards to
5293 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5294 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5295 scanning of defs and uses.
5296 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5297 (df_simulate_one_insn_forwards): Removed.
5299 2008-05-16 Doug Kwan <dougkwan@google.com>
5301 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5303 (real_from_string): Handle NaNs and Inf as approriate.
5305 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5307 * doc/gty.texi (Source Files Containing Type Information): Note
5308 that headers should appear first in the gtfiles list.
5310 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5312 * tree.def (COND_EXEC): Properly documented this code.
5314 2008-05-16 Diego Novillo <dnovillo@google.com>
5316 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5317 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5320 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5322 * tree-ssa-dse (max_stmt_uid): Removed.
5323 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5324 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5325 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5326 * function.h (cfun.last_stmt_uid): New field.
5327 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5328 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5330 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5331 (create_stmt_ann): Initialize the ann->uid field.
5332 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5334 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5336 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5338 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5339 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5340 (init_empty_tree_cfg): Call it.
5342 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5344 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5347 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5349 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5350 * tree-dump.c (dump_options): New verbose option.
5351 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5353 * tree-pass.h (TDF_VERBOSE): New dump flag.
5354 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5355 (tree-flow.h): Added include.
5356 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5358 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5360 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5362 From Jie Zhang <jie.zhang@analog.com>
5363 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5364 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5365 mcpu=bf561-none and mcpu=bf561-0.2.
5366 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5367 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5368 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5369 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5370 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5371 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5372 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5374 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5375 (cputype_selected): Remove.
5376 (bfin_handle_option): Don't use cputype_selected.
5377 (override_options): When no mcpu option, enable all workarounds.
5378 Don't use bfin_workarounds.
5379 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5381 (DEFAULT_CPU_TYPE): Don't define.
5383 2008-05-16 Richard Guenther <rguenther@suse.de>
5385 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5386 on deletion of the last stmt.
5388 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5390 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5391 V8HImode for SSE2 and V16QImode for SSE4.1.
5393 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5395 * cgraph.h (compute_inline_parameters): Made public.
5396 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5397 variable_generate_summary, function_write_summary,
5398 variable_write_summary, variable_read_summary. Added generate_summary,
5399 write_summary, read_summary.
5400 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5401 pass_ipa_inline.function_generate_summary, to
5402 compute_inline_parameters.
5403 * ipa-inline.c (compute_inline_parameters): Made public and added
5405 (compute_inline_parameters_for_current): New function.
5406 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5407 (inline_generate_summary): Removed parameter and made to loop over
5409 (pass_ipa_inline): Updated for new IPA_PASS structure.
5410 * passes.c (execute_ipa_summary_passes): Now is called once per
5411 pass rather than once per node*pass.
5413 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5415 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5416 avr_have_mul_p, avr_asm_only_p): Remove variables.
5417 (avr_override_options): Remove initialization of removed variables.
5418 (avr_file_start): Convert removed variables to fields of
5419 'struct base_arch_s *avr_current_arch'.
5420 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5421 (AVR_HAVE_MUL): (Ditto.).
5422 (AVR_HAVE_MOVW): (Ditto.).
5423 (AVR_HAVE_LPMX): (Ditto.).
5424 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5425 avr_asm_only_p): Remove declaration.
5427 2008-05-15 Diego Novillo <dnovillo@google.com>
5429 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5430 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5432 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5435 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5436 Don't call record_truncated_value from here.
5437 (record_truncated_value): Turn it into a for_each_rtx callback.
5438 (record_truncated_values): New function.
5439 (combine_instructions): Call note_uses with record_truncated_values.
5440 Change name of check_conversion to check_promoted_subreg.
5442 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5444 * doc/sourcebuild.texi: Document support for torture tests.
5446 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5449 to alternative 4 of operand 2.
5451 2008-05-15 Richard Guenther <rguenther@suse.de>
5453 * tree-pass.h (current_pass): Declare.
5454 (get_pass_for_id): Likewise.
5455 * passes.c (passes_by_id, passes_by_id_size): New globals.
5456 (set_pass_for_id): New function.
5457 (get_pass_for_id): Likewise.
5458 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5459 (execute_function_todo): Flush per function statistics.
5460 * toplev.c (compile_file): Init statistics.
5461 (general_init): Do early statistics initialization.
5462 (finalize): Finish statistics.
5463 * statistics.h (statistics_early_init): Declare.
5464 (statistics_init): Likewise.
5465 (statistics_fini): Likewise.
5466 (statistics_fini_pass): Likewise.
5467 (statistics_counter_event): Likewise.
5468 (statistics_histogram_event): Likewise.
5469 * statistics.c: New file.
5470 * Makefile.in (OBJS-common): Add statistics.o.
5471 (statistics.o): Add dependencies.
5472 * doc/invoke.texi (-fdump-statistics): Document.
5474 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5476 (execute_pre): Use statistics_counter_event.
5477 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5478 (substitute_and_fold): Increment it. Use statistics_counter_event.
5480 2008-05-15 Diego Novillo <dnovillo@google.com>
5482 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5484 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5485 * tree-ssa-alias.c (new_type_alias): Remove references to
5486 sub-variables from comment.
5487 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5489 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5491 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5492 attribute to 1 only for insertps alternative.
5494 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5496 * config/bfin/bfin.md (loadbytes): New pattern.
5497 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5498 (bfin_init_builtins): Initialize it.
5499 (bdesc_1arg): Add it.
5501 2008-05-15 Sa Liu <saliu@de.ibm.com>
5503 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5504 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5505 * testsuite/lib/target-supports.exp: Add
5506 check_effective_target_fortran_integer_16.
5508 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5510 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5511 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5512 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5513 (TARGET_RETURN_IN_MEMORY): Define.
5515 2008-05-15 Richard Guenther <rguenther@suse.de>
5518 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5519 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5520 represent unmodifiable vars.
5522 2008-05-15 Richard Guenther <rguenther@suse.de>
5524 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5525 INDIRECT_REF and TARGET_MEM_REF.
5526 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5529 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5530 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5533 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5534 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5535 insn alternatives. Add missing alternatives.
5536 (*vec_concatv2di_rex64_sse4_1): Likewise.
5537 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5538 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5541 2008-05-15 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/36009
5544 PR tree-optimization/36204
5545 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5546 (determine_invariantness_stmt): Record the loop a store is
5548 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5551 2008-05-15 Richard Guenther <rguenther@suse.de>
5553 PR tree-optimization/34330
5554 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5555 through the pointer will alias the SMT.
5557 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5559 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5561 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5563 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5565 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5566 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5568 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5569 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5570 (vashl_optab): New optab for vector/vector shifts.
5571 (vashr_optab): Ditto.
5572 (vlshr_optab): Ditto.
5573 (vrotl_optab): Ditto.
5574 (vrotr_optab): Ditto.
5575 (optab_subtype): New enum for optab_for_tree_code call.
5576 (optab_for_tree_code): Add enum optab_subtype argument.
5578 * optabs.c (optab_for_tree_code): Take an additional argument to
5579 distinguish between a vector shift by a scalar and vector shift by
5580 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5581 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5582 vector shift by a vector.
5583 (expand_widen_pattern_expr): Pass additional argument to
5584 optab_for_tree_code.
5586 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5587 vrotl_optab, vrotr_optab.
5589 * expr.c (expand_expr_real_1): Update calls to
5590 optab_for_tree_code to distinguish between vector shifted by a
5591 scalar and vector shifted by a vector.
5592 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5593 (supportable_narrowing_operation): Ditto.
5594 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5595 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5596 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5597 (vect_create_epilog_for_reduction): Ditto.
5598 (vectorizable_reduction): Ditto.
5599 (vectorizable_operation): Ditto.
5600 (vect_strided_store_supported): Ditto.
5601 (vect_strided_load_supported): Ditto.
5602 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5603 * expmed.c (expand_shift): Ditto.
5605 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5607 (ashr@var{m}3): Ditto.
5608 (vashl@var{m}3): Document new vector/vector shift standard name.
5609 (vashr@var{m}3): Ditto.
5610 (vlshr@var{m}3): Ditto.
5611 (vrotl@var{m}3): Ditto.
5612 (vrotr@var{m}3): Ditto.
5614 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5615 (PPERM_INVERT): Ditto.
5616 (PPERM_REVERSE): Ditto.
5617 (PPERM_REV_INV): Ditto.
5618 (PPERM_ZERO): Ditto.
5619 (PPERM_ONES): Ditto.
5620 (PPERM_SIGN): Ditto.
5621 (PPERM_INV_SIGN): Ditto.
5622 (PPERM_SRC1): Ditto.
5623 (PPERM_SRC2): Ditto.
5625 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5626 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5627 allows a memory operand to be the value being added, and split it
5628 to improve vectorization.
5629 (sse5_pmacsdqh_mem): Ditto.
5630 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5631 (sse5_mulv2div2di3_high): Ditto.
5632 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5633 (vec_pack_trunc_v4si): Ditto.
5634 (vec_pack_trunc_v2di): Ditto.
5635 (sse5_pcmov_<mode>): Remove code that tried to use use
5636 andps/andnps instead of pcmov.
5637 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5638 pmacsdqh instructions.
5639 (vec_widen_smult_lo_v4si): Ditto.
5641 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5642 (PPERM_INVERT): Ditto.
5643 (PPERM_REVERSE): Ditto.
5644 (PPERM_REV_INV): Ditto.
5645 (PPERM_ZERO): Ditto.
5646 (PPERM_ONES): Ditto.
5647 (PPERM_SIGN): Ditto.
5648 (PPERM_INV_SIGN): Ditto.
5649 (PPERM_SRC1): Ditto.
5650 (PPERM_SRC2): Ditto.
5651 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5653 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5655 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5656 says ignore whether the last reference is a memory operand.
5658 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5659 Paolo Bonzini <bonzini at gnu dot org>
5661 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5664 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5665 (vlshr<mode>3): Rename from vlshr<mode>3.
5666 (vashr<mode>3): Rename from vashr<mode>3.
5667 (mulv4sf3): Change the names of vector shift patterns.
5671 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5674 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5699 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5700 (floatunssidf2_internal): Change vector/vector shift names.
5701 (floatunsdidf2_internal): Ditto.
5708 (vashl<mode>3): Rename from ashl<mode>3.
5709 (vashr<mode>3): Rename from ashr<mode>3.
5710 (vlshr<mode>3): Rename from lshr<mode>3.
5711 (vrotl<mode>3): Rename from rotl<mode>3.
5713 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5716 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5717 multiply gives the wrong value when doing widening multiplies.
5718 (vec_widen_smult_lo_v4si): Ditto.
5720 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5722 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5723 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5724 emit_library_call_value.
5725 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5726 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5727 * calls.c (initialize_argument_information, precompute_arguments,
5728 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5729 (precompute_arguments): Removed flags parameter.
5730 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5732 2008-05-14 Richard Guenther <rguenther@suse.de>
5734 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5735 Make sure to register the store if the use is a PHI_NODE.
5737 2008-05-14 Olivier Hainque <hainque@adacore.com>
5739 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5740 memory if the component is to be referenced in BLKmode according
5741 to get_inner_reference.
5743 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5745 * calls.c (emit_library_call_value_1): Restore code clearing
5746 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5748 2008-05-14 Olivier Hainque <hainque@adacore.com>
5749 Nicolas Roche <roche@adacore.com>
5751 * configure.ac: Add support for a "gcc_subdir" variable in
5752 config-lang.in, to denote a subdirectory where the language/GCC
5753 integration files are to be found.
5754 * configure: Regenerate.
5756 2008-05-14 Ira Rosen <irar@il.ibm.com>
5758 PR tree-optimization/36098
5759 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5760 value for the first load in the group in case of a gap.
5761 (vect_build_slp_tree): Check that there are no gaps in loads.
5763 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5765 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5766 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5767 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5768 emit_insn and remove unneeded code to construct extra args.
5769 (emit_no_conflict_block): Removed.
5770 * optabls.h: (emit_no_conflict_block): Removed.
5771 * cse.c (cse_extended_basic_block): Remove search for
5772 REG_NO_CONFLICT note.
5773 * global.c: Removed incorrect comment added in revision 117.
5774 * expr.c (convert_move): Change call to emit_no_conflict_block to
5776 * recog.c: Change comments so that they do not mention
5778 * local_alloc.c (combine_regs): Removed last parameter.
5779 (no_conflict_p): Removed.
5780 (block_alloc): Removed note, no_conflict_combined_regno and set
5781 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5782 (combine_regs): Removed already_dead and code to look for
5783 REG_NO_CONFLICT notes.
5784 * lower_subreg (remove_retval_note): Removed code to look for
5785 REG_NO_CONFLICT block.
5786 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5787 (resolve_clobber): Remove code to process libcalls that have
5788 REG_NO_CONFLICT notes.
5789 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5791 * combine.c (can_combine_p, distribute_notes): Removed
5792 REG_NO_CONFLICT case.
5793 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5795 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5796 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5798 * reg-notes.def (NO_CONFLICT): Removed.
5800 2008-05-14 David S. Miller <davem@davemloft.net>
5802 * config/sparc/sparc.c (sparc_profile_hook): If
5803 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5804 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5805 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5807 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5809 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5811 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5815 and op1 expansion before vector concat to have less live pseudos.
5817 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5819 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5820 ix86_expand_vector_set if supported.
5822 2008-05-13 Diego Novillo <dnovillo@google.com>
5823 Kenneth Zadeck <zadeck@naturalbridge.com>
5825 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5827 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5828 phinodes_print_statistics, init_ssanames, fini_ssanames,
5829 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5830 release_ssa_name, release_defs, replace_ssa_name_symbol,
5831 ssanames_print_statistics): Move ...
5832 * tree-flow.h: ... here.
5833 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5834 Use FN instead of cfun.
5835 (make_ssa_name_fn): Rename from make_ssa_name.
5836 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5837 * tree-flow-inline.h (make_ssa_name): Move from
5838 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5839 * omp-low.c (expand_omp_parallel):
5840 * tree-flow-inline.h (redirect_edge_var_map_result):
5841 * tree-ssa.c (init_tree_ssa): Add argument FN.
5842 Use it instead of cfun. Update all users.
5844 2008-05-13 Tom Tromey <tromey@redhat.com>
5846 PR preprocessor/22168:
5847 * doc/cpp.texi (Top): Update menu.
5848 (Alternatives to Wrapper #ifndef): New node.
5849 (Other Directives): Document deprecation.
5850 (Obsolete Features): Remove menu.
5851 (Assertions): Merge node into Obsolete Features.
5852 (Obsolete once-only headers): Move earlier; rename to Alternatives
5854 * doc/cppopts.texi: Update.
5855 * c.opt (Wdeprecated): Enable for C and ObjC.
5856 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5857 (C++ Dialect Options): Move -Wno-deprecated from here to...
5858 (Warning Options): ... here.
5860 2008-05-13 Richard Guenther <rguenther@suse.de>
5863 * fold-const.c (fold_sign_changed_comparison): Do not allow
5864 changes in pointer-ness.
5866 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5869 * config/sh/sh.c (sh_expand_prologue): Don't clear
5870 RTX_FRAME_RELATED_P for push insns.
5872 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5874 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5876 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5878 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5879 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5880 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5882 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5884 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5885 (*vec_concatv4sf_sse): This.
5886 (*sse2_concatv2si): Renamed to ...
5887 (*vec_concatv2si_sse2): This.
5888 (*sse1_concatv2si): Renamed to ...
5889 (*vec_concatv2si_sse): This.
5890 (*vec_concatv2di_rex): Renamed to ...
5891 (*vec_concatv2di_rex64): This.
5892 (*vec_concatv2si_sse4_1): New.
5893 (*vec_concatv2di_rex64_sse4_1): Likewise.
5895 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5897 PR rtl-optimization/36111
5898 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5899 that was created for swappable operands.
5901 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5904 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5905 * configure.ac: Add call to ACX_PROG_GNAT.
5907 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5909 * optc-gen.awk: Fix comment typo.
5911 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5913 * pretty-print.c (pp_integer_with_precision): Use
5914 HOST_LONG_LONG_FORMAT.
5916 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5918 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5920 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5922 * config/i386/i386.c (bdesc_ptest): Removed.
5923 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5924 (bdesc_args): Add __builtin_ia32_ptestz128,
5925 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5926 (ix86_init_mmx_sse_builtins): Updated.
5927 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5928 (ix86_expand_builtin): Updated.
5930 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5932 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5933 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5935 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5937 * value-prof.c (interesting_stringop_to_profile): Do not
5938 return early for BUILT_IN_MEMPCPY.
5940 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5942 * calls.c (expand_call): Don't use callgraph to increase
5943 preferred_stack_boundary.
5945 * cgraph.h (cgraph_rtl_info): Use unsigned on
5946 preferred_incoming_stack_boundary.
5948 * final.c (rest_of_clean_state): Use unsigned on
5949 preferred_stack_boundary.
5951 2008-05-09 Tom Tromey <tromey@redhat.com>
5953 PR preprocessor/22231:
5954 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5957 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5959 PR tree-optimization/36129
5960 * tree-ssa-ccp.c: Include value-prof.h.
5961 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5962 built-in function was folded to a constant.
5963 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5965 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5966 Sebastian Pop <sebastian.pop@amd.com>
5968 * tree-scalar-evolution.c: Document instantiate_scev.
5969 (instantiate_parameters_1): Renamed instantiate_scev_1.
5970 Don't use the same loop for instantiation_loop and evolution_loop.
5971 (instantiate_scev): New.
5972 (instantiate_parameters): Moved...
5973 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5974 same loop twice. Maintains the semantics for this function.
5975 * tree-scalar-evolution.h (instantiate_scev): Declare.
5976 (instantiate_parameters): ...here. Now static inline.
5977 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5978 instead of resolve_mixers.
5980 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5982 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5984 2008-05-09 Tomas Bily <tbily@suse.cz>
5986 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5987 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5988 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5989 * c-common.c (c_common_truthvalue_conversion): Likewise.
5990 * tree-object-size.c (compute_object_offset): Likewise.
5991 * tree-inline.c (estimate_num_insns_1): Likewise.
5992 * varasm.c (const_hash_1, compare_constant, copy_constant)
5993 (compute_reloc_for_constant, output_addressed_constants)
5994 (initializer_constant_valid_p): Likewise.
5995 * c-omp.c (check_omp_for_incr_expr): Likewise.
5996 * gimplify.c (gimplify_expr): Likewise.
5997 * c-typeck.c (c_finish_return): Likewise.
5998 * tree-vectorizer.c (supportable_widening_operation)
5999 (supportable_narrowing_operation): Likewise.
6000 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
6001 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
6002 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6003 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
6004 (descr_info_loc): Likewise.
6005 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6006 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
6007 (fold_unary): Likewise.
6008 * builtins.c (get_pointer_alignment): Likewise.
6009 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
6010 (instantiate_parameters_1): Likewise.
6011 * tree.c (expr_align, stabilize_reference): Likewise.
6012 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
6013 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6014 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
6015 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6016 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
6017 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
6019 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
6020 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
6021 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6022 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
6023 (forward_propagate_comparison)
6024 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6025 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
6026 * emit-rtl.c (component_ref_for_mem_expr)
6027 (set_mem_attributes_minus_bitpos): Likewise.
6028 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6029 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
6031 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
6032 (build_function_call, pointer_diff, build_compound_expr)
6033 (c_finish_return): Likewise.
6034 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
6035 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
6037 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
6038 * expr.c (is_aligning_offset): Likewise.
6039 * tree-ssa-alias.c (is_escape_site): Likewise.
6040 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
6041 (check_all_va_list_escapes): Likewise.
6042 * tree-ssa-loop-ivopts.c (determine_base_object)
6043 (determine_common_wider_type): Likewise.
6044 * dojump.c (do_jump): Likewise.
6045 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
6046 * tree-gimple.c (is_gimple_cast): Likewise.
6047 * fold-const.c (decode_field_reference, )
6048 (fold_sign_changed_comparison, fold_unary, fold_comparison)
6049 (fold_binary): Likewise.
6050 * tree-ssa-alias-warnings.c (find_alias_site_helper)
6051 (already_warned_in_frontend_p): Likewise.
6052 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
6053 * tree.c (really_constant_p, get_unwidened): Likewise.
6054 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6055 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6056 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
6058 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
6060 (CONVERT_EXPR_P): Define.
6061 (CASE_CONVERT): Define.
6063 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6066 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
6067 (delete_unmarked_insns): When deleting a call, call
6068 delete_unreachable_blocks.
6069 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6070 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
6072 2008-05-08 Richard Guenther <rguenther@suse.de>
6074 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
6075 (-ftree-salias): Likewise.
6076 (salias-max-implicit-fields): Remove param documentation.
6077 (salias-max-array-elements): Likewise.
6078 * tree-pass.h (pass_create_structure_vars): Remove.
6079 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6080 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6081 * tree-ssa-alias.c (create_structure_vars): Remove.
6082 (gate_structure_vars): Likewise.
6083 (pass_create_structure_vars): Likewise.
6084 (gate_build_alias): Likewise.
6085 (pass_build_alias): Adjust to run always and dump the function.
6086 * common.opt (ftree-salias): Hide.
6087 * passes.c (init_optimization_passes): Remove
6088 pass_create_structure_vars, adjust comment.
6089 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6090 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6091 * opts.c (decode_options): Do not set flag_tree_salias.
6092 (common_handle_option): Add OPT_ftree_salias to the backward
6093 compatibility section.
6095 2008-05-08 Richard Guenther <rguenther@suse.de>
6097 * tree-flow-inline.h (var_can_have_subvars): Move ...
6098 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
6099 * tree-flow.h (var_can_have_subvars): Remove.
6100 (push_fields_onto_fieldstack): Remove.
6101 (sort_fieldstack): Likewise.
6102 (struct fieldoff): Move ...
6103 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
6104 alias_set and base_for_components fields.
6105 (sort_fieldstack): Make static.
6106 (push_fields_onto_fieldstack): Likewise. Remove code that
6107 handles anything but RECORD_TYPEs. Remove alias_set and
6108 base_for_components handling.
6109 (create_variable_info_for): Adjust.
6111 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
6113 * common.opt (Wframe-larger-than=): Shorten the help message
6115 * doc/invoke.texi (Wframe-larger-than=): Add more description.
6117 2008-05-08 Rafael Espindola <espindola@google.com>
6119 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
6121 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6122 trap and that both operands are gimple values.
6123 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
6124 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
6127 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6129 * read-rtl.c (join_c_conditions): Return the first string if the
6130 two strings are equal.
6132 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6134 * gensupport.h (pred_data): Add a "num_codes" field.
6135 (add_predicate_code): Declare.
6136 * gensupport.c (add_predicate_code): New function.
6137 (std_pred_table): Add an "allows_const_p" field.
6138 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
6139 Remove the (incomplete) list of such codes from the codes field.
6140 (init_predicate_table): Use add_predicate_code. Add all
6141 RTX_CONST_OBJs if allows_const_p is true.
6142 * genrecog.c (process_define_predicate): Use add_predicate_code.
6144 2008-05-08 David Daney <ddaney@avtrex.com>
6145 Richard Sandiford <rsandifo@nildram.co.uk>
6147 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6148 special case of constant zero operands.
6149 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6150 old and new values. Special case constant zero values.
6151 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6153 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6154 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6156 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6159 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6160 similar RTX_CONST_OBJ before CONST_INT.
6162 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6164 * stmt.c (expand_stack_restore): Change sa mode if needed.
6166 2008-05-08 Richard Guenther <rguenther@suse.de>
6168 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6169 return type to bool.
6170 (ix86_sol10_return_in_memory): Likewise.
6171 (ix86_i386elf_return_in_memory): Likewise.
6172 (ix86_i386interix_return_in_memory): Likewise.
6173 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6174 (ix86_sol10_return_in_memory): Likewise.
6175 (ix86_i386elf_return_in_memory): Likewise.
6176 (ix86_i386interix_return_in_memory): Likewise.
6178 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6181 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
6183 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
6184 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
6187 2008-05-08 Richard Guenther <rguenther@suse.de>
6189 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
6190 * tree-data-ref.h (struct dr_alias): Remove subvars field.
6191 (DR_SUBVARS): Remove.
6192 * tree-dfa.c (dump_subvars_for): Remove.
6193 (debug_subvars_for): Likewise.
6194 (dump_variable): Do not dump subvars.
6195 (remove_referenced_var): Do not remove subvars.
6196 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
6197 (lookup_subvars_for_var): Remove.
6198 (get_subvars_for_var): Likewise.
6199 (get_subvars_at): Likewise.
6200 (get_first_overlapping_subvar): Likewise.
6201 (overlap_subvar): Likewise.
6202 * tree-flow.h (subvar_t): Remove.
6203 (struct var_ann_d): Remove subvars field.
6204 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6205 argument. Remove special handling of SFTs.
6206 (compute_tag_properties): Likewise.
6207 (set_initial_properties): Likewise.
6208 (compute_call_clobbered): Likewise.
6209 (count_mem_refs): Likewise.
6210 (compute_memory_partitions): Likewise.
6211 (compute_flow_insensitive_aliasing): Likewise.
6212 (setup_pointers_and_addressables): Likewise.
6213 (new_type_alias): Likewise.
6214 (struct used_part): Remove.
6215 (used_portions): Likewise.
6216 (struct used_part_map): Likewise.
6217 (used_part_map_eq): Likewise.
6218 (used_part_map_hash): Likewise.
6219 (free_used_part_map): Likewise.
6220 (up_lookup): Likewise.
6221 (up_insert): Likewise.
6222 (get_or_create_used_part_for): Likewise.
6223 (create_sft): Likewise.
6224 (create_overlap_variables_for): Likewise.
6225 (find_used_portions): Likewise.
6226 (create_structure_vars): Likewise.
6227 * tree.def (STRUCT_FIELD_TAG): Remove.
6228 * tree.h (MTAG_P): Adjust.
6229 (struct tree_memory_tag): Remove base_for_components and
6230 unpartitionable flags.
6231 (struct tree_struct_field_tag): Remove.
6232 (SFT_PARENT_VAR): Likewise.
6233 (SFT_OFFSET): Likewise.
6234 (SFT_SIZE): Likewise.
6235 (SFT_NONADDRESSABLE_P): Likewise.
6236 (SFT_ALIAS_SET): Likewise.
6237 (SFT_UNPARTITIONABLE_P): Likewise.
6238 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6239 (union tree_node): Remove sft field.
6240 * alias.c (get_alias_set): Remove special handling of SFTs.
6241 * print-tree.c (print_node): Remove handling of SFTs.
6242 * tree-dump.c (dequeue_and_dump): Likewise.
6243 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6244 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6245 * tree-predcom.c (set_alias_info): Do not set subvars.
6246 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6247 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6248 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6249 (add_vars_for_offset): Remove.
6250 (add_virtual_operand): Remove special handling of SFTs.
6251 (add_call_clobber_ops): Likewise.
6252 (add_call_read_ops): Likewise.
6253 (get_asm_expr_operands): Likewise.
6254 (get_modify_stmt_operands): Likewise.
6255 (get_expr_operands): Likewise.
6256 (add_to_addressable_set): Likewise.
6257 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6258 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6259 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6260 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6261 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6262 (tree_node_structure): Likewise.
6263 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6265 (find_what_p_points_to): Likewise.
6267 2008-05-08 Sa Liu <saliu@de.ibm.com>
6269 * config/spu/spu.md: Fixed subti3 pattern.
6271 2008-05-08 Richard Guenther <rguenther@suse.de>
6274 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6275 sure to create a representative for trailing arrays for PTA.
6277 2008-05-08 Richard Guenther <rguenther@suse.de>
6280 * fold-const.c (operand_equal_p): Two objects which types
6281 differ in pointerness are not equal.
6283 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6285 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6286 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6287 (emit_library_call_value_1): Add new variable fndecl initialized by
6288 NULL_TREE. It should be the decl type of orgfun, but this information
6289 seems not to be available here, so it uses the default calling abi.
6290 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6291 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6292 by TARGET_RETURN_IN_MEMORY.
6293 * config/i386/i386-interix.h: Likewise.
6294 * config/i386/i386.h: Likewise.
6295 * config/i386/i386elf.h: Likewise.
6296 * config/i386/ptx4-i.h: Likewise.
6297 * config/i386/sol2-10.h: Likewise.
6298 * config/i386/sysv4.h: Likewise.
6299 * config/i386/vx-common.h: Likewise.
6300 * config/cris/cris.h: Removed #if 0 clause.
6301 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6302 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6304 (ix86_sol10_return_in_memory): Likewise.
6305 (ix86_i386elf_return_in_memory): New.
6306 (ix86_i386interix_return_in_memory): New.
6307 * config/mt/mt-protos.h (mt_return_in_memory): New.
6308 * config/mt/mt.c: Likewise.
6309 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6310 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6311 * config/bfin/bfin.h: Likewise.
6312 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6314 * config/bfin/bfin.c: Likewise.
6315 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6316 * config/alpha/unicosmk.h: Likewise.
6317 * config/i386/cygming.h: Likewise.
6318 * config/iq2000/iq2000.h: Likewise.
6319 * config/mips/mips.h: Likewise.
6320 * config/mn10300/mn10300.h: Likewise.
6321 * config/rs6000/rs6000.h: Likewise.
6322 * config/score/score.h: Likewise.
6323 * config/spu/spu.h: Likewise.
6324 * config/v850/v850.h: Likewise.
6325 * defaults.h: Likewise.
6326 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6327 * expr.c (emit_block_move): Adjust use of
6328 OUTGOING_REG_PARM_STACK_SPACE.
6329 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6330 OUTGOING_REG_PARM_STACK_SPACE.
6331 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6333 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6335 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6336 on OMP_RETURN for OMP_FOR.
6339 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6340 (fortran_common): New function.
6341 (gen_variable_die): Call fortran_common instead of common_check,
6342 adjust for it returning tree instead of rtx. Formatting.
6344 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6348 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6349 * c-decl.c (merge_decls): Ditto.
6350 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6351 to RTL_CONST_OR_PURE_CALL_P.
6352 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6353 Initialized DECL_LOOPING_CONST_PURE.
6354 (process_call_operands): Set tree_side_effects properly.
6355 * tree.h (TREE_READONLY_DECL_P): Removed.
6356 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6357 (DECL_LOOPING_OR_CONST_P): New macro.
6358 (struct tree_function_decl): Added looping_const_or_pure_p.
6360 (ECF_LOOPING_OR_CONST_P): New macro.
6361 * rtlanal.c (pure_const_p): Removed.
6362 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6363 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6364 to RTL_CONST_CALL_P.
6365 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6366 (check_decl, check_tree, check_call, scan_function): Initialize
6368 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6369 (static_execute): Set looping true for recursive functions.
6370 Undo setting state to IPA_NEITHER for recursive functions.
6372 * ifcvt.c (noce_can_store_speculate_p): Changed
6373 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6374 RTL_CONST_OR_PURE_CALL_P.
6375 * dse.c (scan_insn): Ditto.
6376 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6377 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6378 RTL_CONST_OR_PURE_CALL_P.
6379 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6380 pure_call_p to RTL_CONST_CALL_P.
6381 * gimplify.c (gimplify_call_expr): Clear side effects for
6382 non-looping pure and constant calls.
6383 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6384 (flags_from_decl_or_type): Set ecf flags from decl flags.
6385 (initialize_argument_information): Turn off
6386 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6387 Change const to pure if callee_copies is true rather than just
6389 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6390 way of marking pure calls.
6391 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6392 Remove hack that was supposed to fix pr7335 and remove old
6393 way of marking pure calls.
6394 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6395 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6396 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6397 RTL_CONST_OR_PURE_CALL_P.
6398 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6399 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6400 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6401 * sched-deps.c (schedule_analyze): Ditto.
6402 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6403 return_val field of calls to represent pure and const function info.
6404 (CONST_OR_PURE_CALL_P): Deleted macro.
6405 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6406 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6407 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6409 * tree-optimize.c (execute_fixup_cfg): Added test for
6410 ECF_LOOPING_CONST_OR_PURE.
6411 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6413 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6414 effects for looping pure or const calls.
6415 (verify_gimple_expr): Added verification code.
6416 * config/alpha/alpha.c (alpha_legitimize_address,
6417 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6419 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6420 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6421 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6422 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6423 RTL_CONST_OR_PURE_CALL_P.
6424 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6425 and const calls to be deleted.
6427 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6431 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6432 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6433 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6434 to handle nonimmediate operands.
6435 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6436 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6437 to handle nonimmediate operands.
6438 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6439 (mmx_pmulhrwv4hi3): New expander. Use
6440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6441 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6442 (sse2_umulv1siv1di3): New expander. Use
6443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6444 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6445 (mmx_eq<mode>3): New expander. Use
6446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6447 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6448 (mmx_uavgv8qi3): New expander. Use
6449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6450 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6451 (mmx_uavgv4hi3): New expander. Use
6452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6454 * config/i386/sse.md
6455 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6456 to handle nonimmediate operands.
6457 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6458 to handle nonimmediate operands.
6459 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6460 to handle nonimmediate operands.
6461 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6462 to handle nonimmediate operands.
6463 (sse2_unpckhpd_exp): New expander. Use
6464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6465 (sse2_unpcklpd_exp): New expander. Use
6466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6467 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6468 to handle nonimmediate operands.
6469 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6470 to handle nonimmediate operands.
6471 (*sse2_<plusminus_insn><mode>3): Rename from
6472 sse2_<plusminus_insn><mode>3 insn pattern.
6473 (sse2_<plusminus_insn><mode>3): New expander. Use
6474 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6475 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6476 (sse2_umulv2siv2di3): New expander. Use
6477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6478 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6479 (sse4_1_mulv2siv2di3): New expander. Use
6480 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6481 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6482 (sse2_pmaddwd): New expander. Use
6483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6484 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6485 (sse2_eq<mode>3): New expander. Use
6486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6487 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6488 (sse4_1_eqv2di3): New expander. Use
6489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6490 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6491 (sse2_uavgv16qi3): New expander. Use
6492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6493 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6494 (sse2_uavgv16qi3): New expander. Use
6495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6496 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6497 (sse2_uavgv8hi3): New expander. Use
6498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6499 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6500 (ssse3_pmulhrswv8hi3): New expander. Use
6501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6502 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6503 (ssse3_pmulhrswv4hi3): New expander. Use
6504 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6506 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6507 (<sse>_vmmul<mode>3): Ditto.
6508 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6510 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6511 (ssse3_pmaddubsw): Ditto.
6513 * config/i386/i386.c (struct_builtin_description)
6514 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6515 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6516 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6517 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6518 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6519 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6520 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6521 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6522 (ix86_fixup_binary_operands): Assert that src1
6523 and src2 must have the same mode when swapped.
6524 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6525 and ix86_binary_operator_ok. Do not force operands in registers
6528 2008-05-07 Jan Hubicka <jh@suse.cz>
6530 * cgraph.c (dump_cgraph_node): Update.
6531 * cgraph.h (cgraph_local_info): Break out inline summary.
6532 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6534 * ipa-inline (inline_summary): New accestor function.
6535 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6536 cgraph_decide_inlining, compute_inline_parameters): Update.
6537 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6539 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6541 Cleanup ColdFire scheduling support and add V4 pipeline model.
6543 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6544 (define_attr cpu): Add cfv4 value.
6545 (define_attr type, define_attr type1): Merge into a single 'type'
6546 attribute. Update all uses.
6547 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6548 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6550 (define_attr opx_mem, define_attr opy_mem): Remove.
6551 (define_attr op_mem): Clean up, update comment.
6552 (define_attr size): Use specific values instead of general int.
6553 (define_attr guess, define_attr split): Remove. Update all uses.
6554 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6555 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6556 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6557 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6558 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6559 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6560 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6561 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6562 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6563 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6564 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6565 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6566 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6567 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6568 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6569 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6570 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6571 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6572 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6573 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6574 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6575 Update or set attributes.
6576 (stack_tie): New fake instruction.
6578 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6579 (m68k_sched_attr_size): Update declaration.
6580 (m68k_sched_attr_type2): Remove.
6581 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6582 Declare new bypass predicates.
6584 * config/m68k/m68k.c (m68k_sched_issue_rate,
6585 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6587 (TARGET_SCHED_ISSUE_RATE,
6588 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6589 (override_options): Handle scheduling for ColdFire V4 core.
6590 (m68k_expand_prologue): Emit stack_tie.
6591 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6592 'OP_TYPE_FPN'. Update all uses.
6593 (sched_guess_p): Remove.
6594 (sched_address_type): Handle symbolic addresses.
6595 (sched_get_operand): New static function.
6596 (sched_operand_type): Merge into sched_attr_op_type.
6597 (sched_attr_op_type): Handle FP registers, handle quick constants,
6599 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6600 (m68k_sched_attr_size): Update. Move logic to ...
6601 (sched_get_attr_size_int): New static function.
6602 (sched_get_opxy_mem_type): New static function.
6603 (m68k_sched_attr_op_mem): Update.
6604 (m68k_sched_attr_type2): Remove.
6605 (sched_cfv4_bypass_data): New static variable.
6606 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6607 (m68k_sched_issue_rate): Implement scheduler hook.
6608 (struct _sched_ib: enabled_p): New field.
6609 (m68k_sched_variable_issue): Update. Handle V4.
6610 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6611 sched_dump_class_func_t, sched_dump_split_class,
6612 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6613 sched_dump_dfa_class, m68k_sched_dump): Remove.
6614 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6616 (m68k_sched_init_global): Remove statisctics dumping, introduce
6617 sanity check that all instructions have pipeline reservations. Handle
6619 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6620 Handle ColdFire V4 core.
6621 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6622 New static functions.
6623 (m68k_sched_address_bypass_p): New bypass predicate.
6624 (sched_get_indexed_address_scale): New static function.
6625 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6627 * cf.md: Update comments.
6628 (define_attr type2): Remove. Use 'type' attribute instead.
6630 (cf_ib): Rename to cfv123_ib. Update all uses.
6631 (cf_oep): Rename to cfv123_oep. Update all uses.
6632 (cf_chr): Rename to cfv123_chr. Update all uses.
6633 (cf_mem): Rename to cfv123_mem. Update all uses.
6634 (cf_mac): Move to more appropriate place.
6635 (cfv123_guess): New automaton and cpu_unit.
6636 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6637 Update uses of 'size' attribute. Handle before reload scheduling.
6638 (cfv123_guess): New dummy reservation for unhandled instructions.
6639 (cfv4_*): Pipeline description of ColdFire V4 core.
6640 (ignore): New reservation to handle 'ignore' type.
6642 2008-05-07 Ian Lance Taylor <iant@google.com>
6645 * gimplify.c (find_single_pointer_decl_1): Don't look through
6647 (find_single_pointer_decl): Adjust comments.
6649 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6652 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6653 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6656 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6657 integral type rather than floating point, then VIEW_CONVERT_EXPR
6658 to the floating point type.
6660 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6662 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6663 TFmode op0 to register.
6665 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6667 * c-decl.c (grokdeclarator): Comment typo.
6669 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6671 * tree-flow.h: Remove prototype for computed_goto_p.
6672 * tree-cfg.c (computed_goto_p): Make static.
6674 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6677 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6678 (contains_aligned_value_p): This. Handle _Decimal128.
6679 (ix86_function_arg_boundary): Only align _Decimal128 to its
6680 natural boundary and handle it properly.
6682 2008-05-06 Martin Jambor <mjambor@suse.cz>
6684 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6685 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6686 (ipcp_method_set_orig_node): Removed.
6687 (ipcp_cval_get_cvalue_type): Removed.
6688 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6689 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6690 (ipcp_cval_set_cvalue_type): Removed.
6691 (ipcp_cval_get_cvalue): Removed.
6692 (ipcp_cval_set_cvalue): Removed.
6693 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6694 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6695 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6696 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6697 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6698 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6699 (ipcp_get_ith_lattice): Changed parameters.
6700 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6701 (ipcp_lattice_from_jfunc): Changed parameters.
6702 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6703 (ipcp_method_cval_print): Added temporary variable info.
6704 (ipcp_redirect): Removed already unused local variable caller.
6705 (ipcp_redirect): New temporary variable orig_callee_info
6706 (ipcp_redirect): Removed newly unused local variable callee.
6707 (ipcp_redirect): Removed (a bit confusing) local variable type.
6708 (ipcp_insert_stage): Added local variable info.
6709 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6711 (ipcp_formal_create): Removed.
6712 (ipcp_method_cval_set): Removed.
6713 (ipcp_propagate_stage): Renamed lattice variables.
6714 (ipcp_method_cval_set_cvalue_type): Removed.
6715 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6716 (ipcp_print_all_lattices): Changed printed strings to refer to
6717 lattices rather than cvals.
6718 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6719 (ipcp_propagate_const): Changed formal parameters.
6720 (build_const_val): Changed formal parameters.
6721 (ipcp_insert_stage): Removed useless variable cvalue
6722 (build_const_val): Changed formal parameters.
6723 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6724 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6725 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6726 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6727 (ipcp_print_func_profile_counts): Changed string from "method" to
6729 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6730 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6731 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6732 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6733 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6734 (ipcp_lat_is_const): Changed parameters and made inline.
6735 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6736 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6737 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6738 the predicate condition directly
6739 (ipcp_propagate_stage): Added local variable args. Removed local
6740 variable callee. (Both are mere code simplifications.)
6741 (ipcp_method_dont_insert_const): Renamed to
6742 ipcp_node_not_modifiable_p.
6743 (ipcp_node_not_modifiable_p): Made inline.
6744 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6745 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6746 (ipcp_print_all_lattices): Removed variable cvalue
6747 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6750 2008-05-06 Olivier Hainque <hainque@adacore.com>
6752 * tree-sra.c (try_instantiate_multiple_fields): Early return
6753 if field has POINTER_TYPE.
6755 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6757 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6758 by using 'q' specifier for instruction.
6759 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6761 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6763 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6764 Change mode of zero_extract from QImode to HImode.
6765 (sign bit tests peepholes): (Ditto.).
6767 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6769 * config/i386/mmx.md: Remove double backslashes from asm templates.
6770 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6771 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6772 to handle nonimmediate operands.
6773 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6774 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6775 to handle nonimmediate operands.
6776 (*mmx_<code>v2sf3_finite): New insn pattern.
6777 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6778 (mmx_<code>v2sf3): New expander. Use
6779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6780 (mmx_<plusminus_insn><mode>3): New expander. Use
6781 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6782 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6783 (mmx_add<mode>3): Removed.
6784 (mmx_ssadd<mode>3): Ditto.
6785 (mmx_usadd<mode>3): Ditto.
6786 (mmx_sub<mode>3): Ditto.
6787 (mmx_sssub<mode>3): Ditto.
6788 (mmx_ussub<mode>3): Ditto.
6789 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6790 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6791 to handle nonimmediate operands.
6792 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6794 (mmx_smulv4hi3_highpart): New expander. Use
6795 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6796 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6798 (mmx_umulv4hi3_highpart): New expander. Use
6799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6800 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6801 (mmx_<code>v4hi3): New expander. Use
6802 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6803 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6804 (mmx_<code>v8qi3): New expander. Use
6805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6806 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6807 (mmx_<code><mode>3): New expander. Use
6808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6810 2008-05-05 Jan Hubicka <jh@suse.cz>
6812 PR tree-optimization/36118
6813 * passes.c (pass_init_dump_file): Fix dump header.
6815 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6819 VCE for function decls.
6821 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6823 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6825 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6827 * config/i386/i386.md (sat_plusminus): New.
6828 (plusminus_insn): Likewise.
6829 (plusminus_mnemonic): Likewise.
6831 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6832 (*<addsub><mode>3_cc_overflow): Renamed to ...
6833 (*<plusminus_insn><mode>3_cc_overflow): This.
6834 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6835 (*<plusminus_insn>si3_zext_cc_overflow): This.
6837 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6838 (<plusminus_insn><mode>3): This.
6839 (*<addsub><mode>3): Renamed to ...
6840 (*<plusminus_insn><mode>3): This.
6841 (<sse>_vm<addsub><mode>3): Renamed to ...
6842 (<sse>_vm<plusminus_insn><mode>3): This.
6843 (sse3_h<addsub>v4sf3): Renamed to ...
6844 (sse3_h<plusminus_insn>v4sf3): This.
6845 (sse3_h<addsub>v2df3): Renamed to ...
6846 (sse3_h<plusminus_insn>v2df3): This.
6847 (<plusminus_insn><mode>3): New.
6848 (*<plusminus_insn><mode>3): Likewise.
6849 (sse2_<plusminus_insn><mode>3): Likewise.
6850 (add<mode>): Removed.
6851 (*add<mode>3): Likewise.
6852 (sse2_ssadd<mode>3): Likewise.
6853 (sse2_usadd<mode>3): Likewise.
6854 (sub<mode>3): Likewise.
6855 (*sub<mode>3): Likewise.
6856 (sse2_sssub<mode>3): Likewise.
6857 (sse2_ussub<mode>3): Likewise.
6859 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6861 * gthr-single.h: Add in required interface elements as per gthr.h.
6862 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6863 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6864 Generalize UNUSED macro.
6865 (__gthread_once): Add.
6866 (__gthread_key_create): Add.
6867 (__gthread_key_delete): Add.
6868 (__gthread_getspecific): Add.
6869 (__gthread_setspecific): Add.
6871 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6873 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6874 the same size types for the indirect reference on the rhs, then
6877 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/i386.md
6880 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6881 one insn template instead of template series.
6882 (*xordi_1_rex64): Ditto.
6883 (*xordi_2_rex64): Ditto.
6885 2008-05-05 Ira Rosen <irar@il.ibm.com>
6887 PR tree-optimization/36119
6888 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6891 2008-06-04 Jan Hubicka <jh@suse.cz>
6893 tree-optimization/36100
6894 * tree-pass.h (pass_O0_always_inline): Declare.
6895 * ipa-inline.c (inline_transform): Remove dead code.
6896 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6897 pass_O0_always_inline): New.
6898 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6900 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6902 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6903 mnemonic in this_param move for TARGET_64BIT.
6905 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6907 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6908 (*strmovsi_rex_1): Ditto.
6909 (*strsetsi_1): Ditto.
6910 (*strsetsi_rex_1): Ditto.
6912 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6913 adddicc expanders using SWI mode iterator.
6915 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6918 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6921 2008-05-04 David S. Miller <davem@davemloft.net>
6923 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6924 (sparc*-*-linux*): Use linux.h in tm_file.
6925 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6926 compiler defaulting to 32-bit.
6927 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6929 * config/sparc/linux.h: Remove definitions now obtained
6930 properly from linux.h
6931 * config/sparc/linux64.h: Likewise.
6932 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6933 don't want this setting for 32-bit builds in a biarch compiler.
6934 * doc/install.texi: Add sparc-linux to list of targets
6935 supporting --enable-targets=all.
6937 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6939 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6941 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6943 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6944 after V4SI_FTYPE_V8HI.
6945 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6946 case V4SI_FTYPE_V2DF.
6948 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6950 * doc/invoke.texi (max-flow-memory-locations): Removed.
6951 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6953 2008-05-03 Richard Guenther <rguenther@suse.de>
6956 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6958 2008-05-02 David S. Miller <davem@davemloft.net>
6960 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6962 2008-05-02 Simon Baldwin <simonb@google.com>
6965 * c-common.h (warn_array_subscript_range): Removed.
6966 * c-common.c (warn_array_subscript_range): Ditto.
6967 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6968 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6970 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6972 * config/i386/i386.c (ix86_special_builtin_type): New.
6973 (bdesc_special_args): Likewise.
6974 (ix86_expand_special_args_builtin): Likewise.
6975 (ix86_init_mmx_sse_builtins): Updated.
6976 (ix86_expand_builtin): Updated.
6977 (ix86_expand_store_builtin): Removed.
6978 (ix86_expand_unop_builtin): Likewise.
6980 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6981 * config/i386/mmintrin.h (__v2sf): Here.
6983 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6985 (_mm_loadl_pi): Likewise.
6986 (_mm_storeh_pi): Replace __v2si with __v2sf.
6987 (_mm_storel_pi): Likewise.
6989 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6990 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6991 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6992 __builtin_ia32_loadlpd.
6994 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6996 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6997 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6998 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6999 (ix86_init_mmx_sse_builtins): Updated.
7000 (ix86_expand_args_builtin): Likewise.
7001 (ix86_expand_builtin): Likewise.
7002 (ix86_expand_unop1_builtin): Renamed to ...
7003 (ix86_expand_unop_vec_merge_builtin): This.
7005 2008-05-01 Jan Hubicka <jh@suse.cz>
7008 * ipa-inline.c (inline_generate_summary): Make static.
7009 (inline_transform): Do not call inlining at -O0; make static.
7010 * passes.c (execute_todo): Add sanity check.
7011 (execute_one_ipa_transform_pass): Execute proper flags.
7013 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
7015 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
7016 (DECL_NONADDRESSABLE_P): Likewise.
7017 * alias.c (record_component_aliases): Fix comment.
7019 2008-05-01 Simon Baldwin <simonb@google.com>
7021 * c-common.h (warn_array_subscript_range): New function.
7022 * c-common.c (warn_array_subscript_range): Ditto.
7023 * tree-vrp.c (check_array_ref): Corrected code to agree with
7024 comment, ignoring only arrays of size 0 or size 1.
7025 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
7027 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7029 * config/i386/i386.c (ix86_builtin_type): Replace
7030 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
7031 (bdesc_args): Updated.
7032 (ix86_init_mmx_sse_builtins): Likewise.
7033 (ix86_expand_args_builtin): Likewise.
7035 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
7038 * doc/extend.texi: Correct __builtin_ia32_palignr.
7040 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7043 * config/i386/i386.c (bdesc_crc32): Removed.
7044 (ix86_expand_crc32): Likewise.
7045 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
7046 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
7047 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
7048 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
7049 UINT_FTYPE_UINT_UCHAR.
7050 (bdesc_args): Updated. Add crc32 builtins.
7051 (ix86_init_mmx_sse_builtins): Updated.
7052 (ix86_expand_args_builtin): Updated to support subreg.
7054 * doc/extend.texi: Correct __builtin_ia32_crc32di.
7056 2008-05-01 Jan Hubicka <jh@suse.cz>
7058 * tree-pass.h (opt_pass): Add IPA_PASS.
7059 (varpool_node, cgraph_node): Forward declare.
7060 (ipa_opt_pass): Define.
7061 (pass_ipa_inline): Turn into ipa_opt_pass.
7062 (pass_apply_inline): Remove.
7063 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
7064 (apply_inline): Turn into ....
7065 (inline_transform): ... this one.
7066 (inline_generate_summary): New function.
7067 (pass_apply_inline): Remove.
7068 * function.h (ipa_opt_pass): Forward declare structure; typedef;
7070 (struct function): Add ipa_transforms_to_apply.
7071 * passes.c (register_one_dump_file): Work on IPA_PASS.
7072 (init_optimization_passes): Remove pass_inline_parameters and
7074 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
7075 (execute_one_pass) ... here; apply transforms when possible.
7076 (add_ipa_transform_pass, execute_ipa_summary_asses,
7077 execute_one_ipa_transform_pass): New.
7078 (execute_ipa_pass_list): Update for IPA_PASS type.
7080 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7082 * config/i386/i386.c (ix86_builtin_type): Add
7083 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
7084 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
7085 (bdesc_args): Add SSE4a builtins.
7086 (ix86_init_mmx_sse_builtins): Updated.
7087 (ix86_expand_args_builtin): Likewise.
7088 (ix86_expand_builtin): Likewise.
7090 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/i386/i386.c (ix86_builtin_type): Add
7093 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
7094 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
7095 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
7096 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
7097 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
7098 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
7099 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
7100 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
7101 and DI_FTYPE_DI_DI_INT.
7102 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
7103 (ix86_init_mmx_sse_builtins): Updated.
7104 (ix86_expand_args_builtin): Likewise.
7105 (ix86_expand_builtin): Likewise.
7106 (ix86_expand_binop_imm_builtin): Removed.
7108 * doc/extend.texi: Correct __builtin_ia32_palignr128.
7110 2008-04-30 Richard Guenther <rguenther@suse.de>
7112 PR tree-optimization/32921
7113 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
7115 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
7117 * config/arm/arm.c (arm_unwind_emit): Use
7118 crtl->all_throwers_are_sibcalls instead of
7119 cfun->all_throwers_are_sibcalls.
7120 (arm_output_fn_unwind): Likewise.
7121 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
7122 instead of cfun->uses_pic_offset_table.
7123 (frv_expand_prologue): Likewise.
7124 (frv_frame_pointer_required): Likewise.
7125 (frv_expand_fdpic_call): Likewise.
7126 (frv_emit_movsi): Likewise.
7127 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
7128 cfun->returns_pcc_struct instead of
7129 current_function_returns_pcc_struct.
7130 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
7131 instead of cfun->calls_eh_return.
7132 (m32c_pushm_popm): Likewise.
7133 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
7134 "extern" declaration.
7136 2008-04-30 Richard Guenther <rguenther@suse.de>
7138 PR tree-optimization/21636
7139 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
7141 (evaluate_stmt): Print the likely value.
7142 (ccp_visit_stmt): Avoid excessive vertical spacing.
7144 2008-04-30 Rafael Espindola <espindola@google.com>
7146 * builtins.c (fold_call_expr): Return realret.
7147 * tree-ssa-threadedge.c
7148 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7149 __builtin_object_size.
7151 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7153 * gcc.c (wrapper_string): New variable.
7154 (insert_wrapper): New function.
7155 (execute): New option -wrapper.
7156 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7158 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7160 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7161 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7162 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7164 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7165 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7166 config/rs6000/e500crtres64gprctr.asm,
7167 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7168 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7169 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7170 config/rs6000/e500crtsav64gprctr.asm,
7171 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7172 config/rs6000/e500crtsavg64gprctr.asm: New files.
7173 * config/rs6000/t-ppccomm: Add build rules for new files.
7174 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7175 * config/rs6000/t-netbsd: Add build rules for new files.
7176 (LIB2FUNCS_STATIC_EXTRA): New variable.
7177 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
7178 (CRTSAVRES_DEFAULT_SPEC): Likewise.
7179 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
7181 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
7183 * config/i386/i386.c (ix86_builtin_type): Add
7184 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
7185 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
7186 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
7187 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
7188 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
7189 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
7190 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
7191 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
7192 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
7193 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
7194 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
7195 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
7196 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
7197 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
7198 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
7199 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7200 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7201 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7202 V1DI_FTYPE_V2SI_V2SI.
7203 (bdesc_2arg): Moved to ...
7205 (ix86_init_mmx_sse_builtins): Updated.
7206 (ix86_expand_args_builtin): Updated. Take a pointer
7207 to const struct builtin_description. Handle comparison
7209 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7210 (ix86_expand_builtin): Updated.
7212 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7213 (ssse3_pmaddubsw128): This.
7214 (ssse3_pmaddubswv4hi3): Renamed to ...
7215 (ssse3_pmaddubsw): This.
7217 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7218 (__builtin_ia32_packssdw128): Likewise.
7219 (__builtin_ia32_packuswb128): Likewise.
7220 (__builtin_ia32_pmaddubsw): Likewise.
7221 (__builtin_ia32_pmaddubsw128): Likewise.
7223 2008-04-30 Richard Guenther <rguenther@suse.de>
7225 PR tree-optimization/14847
7226 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7227 (recognize_bits_test): Use it.
7228 (recognize_single_bit_test): Likewise.
7230 2008-04-30 Martin Jambor <mjambor@suse.cz>
7232 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7233 instead of setting number of formal parameters to zero.
7234 (ipcp_init_stage): Do not set the number of actual parameters to zero
7236 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7237 which are called with variable number of arguments.
7238 (ipcp_insert_stage): Explicitely skipping all nodes which are
7239 called with variable number of arguments.
7240 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7241 number of parameters.
7243 * ipa-prop.h (struct ipa_node_params): Added flag
7244 called_with_var_arguments
7245 (ipa_set_param_count): Added. Changed sole setter to use it.
7246 (ipa_get_param_count): Added. All readers of param_count
7247 converted to use it instead.
7248 (ipa_set_called_with_variable_arg): Added.
7249 (ipa_is_called_with_var_arguments): Added.
7250 (ipa_get_ith_param): Added. All readers of param_decls converted
7252 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7254 (ipa_get_cs_argument_count): Added, all readers of argument_count
7256 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7259 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7260 (struct ipcp_lattice): Renamed cval_type to type
7261 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7263 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7264 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7265 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7266 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7267 (build_const_val): Changed the type of parameter cvalue to tree
7268 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7269 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7271 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7274 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7275 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7276 (ipa_add_method): Renamed to ipa_push_func_to_list
7277 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7278 (ipa_callsite_param_count): Removed.
7279 (ipa_callsite_param_count_set): Removed.
7280 (ipa_callsite_param): Removed.
7281 (ipa_callsite_callee): Removed.
7282 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7283 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7284 (ipa_method_formal_count): Removed.
7285 (ipa_method_formal_count_set): Removed.
7286 (ipa_method_get_tree): Removed.
7287 (ipa_method_tree_map_create): Removed.
7288 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7289 (ipa_create_param_decls_array): Creates the array itself
7290 (ipa_create_param_decls_array): Temporary variable info instead of
7292 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7293 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7294 (get_type): Removed.
7295 (ipa_jf_get_info_type): Removed.
7296 (ipa_node_create): Renamed to ipa_create_node_params
7297 (ipa_free): Renamed to ipa_free_all_node_params
7298 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7299 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7300 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7301 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7302 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7303 ipa_free_all_edge_args
7304 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7305 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7306 (ipa_create_methodlist_node): Removed.
7307 (ipa_methodlist_method): Removed.
7308 (ipa_methodlist_method_set): Removed.
7309 (ipa_methodlist_next_method): Removed.
7310 (ipa_methodlist_next_method_set): Removed.
7311 (ipa_method_is_modified): Removed.
7312 (ipa_method_modify_create): Removed.
7313 (ipa_method_modify_init): Temporary variable info instead of a few
7315 (ipa_detect_param_modifications): Temporary variable info instead of
7317 (ipa_compute_jump_functions): Temporary variable info instead of
7319 (ipa_method_modify_set): Removed.
7320 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7321 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7322 than craph_node as the first parameter.
7323 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7324 (ipa_method_modify_init): Removed.
7325 (ipa_compute_jump_functions): Added a temp variable instead of
7326 repeatadly dereferencing the cgraph_edge.aux pointer
7327 (ipa_callsite_param_set_type): Removed.
7328 (ipa_compute_jump_functions): i renamed to index and moved to
7330 (ipa_callsite_param_set_info_type_formal): Removed.
7331 (ipa_callsite_param_set_info_type): Removed.
7332 (ipa_callsite_param_map_create): Removed.
7333 (ipa_callsite_tree): Removed.
7334 (ipa_callsite_caller): Removed.
7335 (ipa_pop_func_from_list): return_method removed to return_func
7337 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7338 prefixed all values with IPA_. Changed all users.
7339 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7340 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7341 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7342 (union parameter_info): Renamed to jump_func_value.
7343 (union jump_func_value): Renamed value to constant
7344 (struct ipa_jump_func): Renamed info_type to value
7345 (struct ipa_node): Renamed to ipa_node_params
7346 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7347 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7348 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7349 (struct ipa_edge): Renamed to ipa_edge_args
7350 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7351 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7352 (struct ipa_methodlist): Renamed to ipa_func_list
7353 (struct ipa_func_list): method_p renamed to node, next_method
7355 (ipa_methodlist_p): Removed, switched all users to struct pointer
7356 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7358 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7360 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7361 (rs6000_emit_epilogue): Use backchain to restore only when we
7362 have a large frame. Make use of frame pointer to restore if we
7363 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7365 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7367 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7368 Add mode to zero_extract.
7369 (sign bit tests peepholes): (Ditto.).
7371 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7373 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7374 Instructions in comments with SSE3.
7375 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7376 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7377 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7378 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7379 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7380 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7381 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7382 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7383 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7384 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7385 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7386 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7387 (bdesc_sse_args): Renamed to ...
7388 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7389 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7390 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7392 (bdesc_1arg): Moved to ...
7394 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7395 Instructions in comments with SSE3.
7396 (ix86_expand_sse_operands_builtin): Renamed to ...
7397 (ix86_expand_args_builtin): This. Updated.
7398 (ix86_expand_unop1_builtin): Update comments.
7399 (ix86_expand_builtin): Updated.
7401 2008-04-29 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/36078
7404 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7405 Update virtual SSA form after cleaning up the CFG.
7407 2008-04-29 Richard Guenther <rguenther@suse.de>
7410 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7412 2008-04-29 Richard Guenther <rguenther@suse.de>
7414 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7415 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7416 (compute_flow_insensitive_aliasing): Do not treat
7417 PTR_IS_REF_ALL pointers special.
7418 (get_smt_for): Likewise.
7419 (may_alias_p): Re-structure.
7420 (is_escape_site): A ref-all pointer conversion is not an escape site.
7421 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7422 PTR_IS_REF_ALL pointers special.
7423 * tree-ssa-structalias.h (struct alias_info): Remove
7424 ref_all_symbol_mem_tag field.
7425 (PTR_IS_REF_ALL): Remove.
7427 2008-04-29 Richard Guenther <rguenther@suse.de>
7430 * fold-const.c (extract_muldiv_1): In combining division constants
7431 make sure to never overflow.
7433 2008-04-29 Nick Clifton <nickc@redhat.com>
7435 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7437 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7440 * optc-gen.awk: Work around HP-UX/IA awk bug.
7442 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7444 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7447 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7450 * config/i386/i386.md
7451 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7452 Change operand 1 predicate to nonimmediate_operand.
7454 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7457 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7459 * gengtype.c (walk_type, write_func_for_structure): Handle
7461 * doc/gty.texi: Document chain_circular.
7463 2008-04-28 Richard Guenther <rguenther@suse.de>
7465 PR tree-optimization/36066
7466 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7469 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/i386.md
7473 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7474 Use match_scratch instead of match_operand for operands 3 and 4.
7476 2008-04-27 Richard Guenther <rguenther@suse.de>
7478 PR tree-optimization/18754
7479 PR tree-optimization/34223
7480 * tree-pass.h (pass_complete_unrolli): Declare.
7481 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7482 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7483 Rewrite loop into loop closed SSA form if it is not already.
7484 (tree_unroll_loops_completely): Re-structure to iterate over
7485 innermost loops with intermediate CFG cleanups.
7486 Unroll outermost loops only if requested or the code does not grow
7488 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7489 loops are available.
7490 (tree_vectorize): Instead do so here.
7491 (tree_complete_unroll): Also unroll outermost loops.
7492 (tree_complete_unroll_inner): New function.
7493 (gate_tree_complete_unroll_inner): Likewise.
7494 (pass_complete_unrolli): New pass.
7495 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7496 uses outside of the loop.
7497 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7498 form if it is available.
7499 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7500 * passes.c (init_optimization_passes): Schedule complete inner
7501 loop unrolling pass before the first CCP pass after final inlining.
7503 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7505 * targhooks.h (default_emutls_var_fields,
7506 default_emutls_var_init): Declare.
7507 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7508 * target.h (struct gcc_target): Add struct emutls member.
7509 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7510 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7511 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7512 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7513 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7514 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7515 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7516 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7517 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7518 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7519 emit debug information.
7520 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7521 * varasm.c: Include targhooks.h.
7522 (emutls_object_section, emutls_tmpl_section): New.
7523 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7524 (EMUTLS_SEPARATOR): New.
7526 (get_emutls_object_name): New.
7527 (default_emutls_var_fields): New, broken out of ...
7528 (get_emutls_object_type): ... here. Adjust to use target hooks.
7529 (get_emutls_init_templ_addr): Adjust to use target hooks.
7530 (emutls_decl): Adjust to use target hooks.
7531 (emutls_finish): Likewise.
7532 (default_emutls_var_init): New, broken out of ...
7533 (assemble_variable): ... here. Adjust to use target hooks.
7534 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7536 * c-common.c (handle_section_attribute): Prevent overriding
7537 sections for emulated tls with special sections.
7538 * config/i386/i386.c (x86_64_elf_select_section): Add
7539 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7540 (x86_64_elf_unique_section): Likewise.
7541 * config/vxworks.c: Include tree.h.
7542 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7543 (vxworks_override_options): Set TLS scheme.
7544 * doc/tm.texi (Emulated TLS): New node.
7546 2008-04-26 Simon Baldwin <simonb@google.com>
7549 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7550 with propagated string constants.
7552 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7554 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7555 constraint for operand 2 when operand 0 is memory operand.
7556 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7557 operand 0 is memory operand.
7558 (fix_trunc<mode>_i387_with_temp): Ditto.
7559 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7560 operand 2 when operand 1 is memory operand.
7561 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7562 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7563 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7564 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7565 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7566 operands 2,3 and 4 when operand 1 is memory operand.
7567 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7569 (fistdi2_floor_with_temp): Ditto.
7570 (fist<mode>2_floor_with_temp): Ditto.
7571 (fistdi2_ceil_with_temp): Ditto.
7572 (fist<mode>2_ceil_with_temp): Ditto.
7573 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7575 2008-04-26 David Daney <ddaney@avtrex.com>
7577 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7579 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7580 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7581 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7582 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7583 (compare_and_swap_12): New insn.
7584 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7585 * config/mips/mips.c (mips_force_binary): New function.
7586 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7587 (mips_expand_compare_and_swap_12): New function.
7588 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7590 2008-04-25 Jan Hubicka <jh@suse.cz>
7593 * cfgexpand.c (pass_expand): Turn into RTL pass.
7594 * passes.c (execute_one_pass): Do pass typechecking after execution.
7595 * tree-pass.h (pass_expand): Turn into RTL pass.
7597 * function.h (struct rtl_data): Move here fields
7598 accesses_prior_frames, calls_eh_return, saves_all_registers,
7599 has_nonlocal_goto, has_asm_statement, is_thunk,
7600 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7601 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7602 arg_pointer_save_area_init from struct function; turn into bool.
7603 (struct function): Move
7604 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7605 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7606 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7607 tail_call_emit, arg_pointer_save_area_init
7608 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7609 (current_function_returns_struct, current_function_returns_pcc_struct,
7610 current_function_calls_setjmp, current_function_calls_alloca,
7611 current_function_accesses_prior_frames,
7612 current_function_calls_eh_return, current_function_is_thunk,
7613 current_function_stdarg, current_function_profile,
7614 current_function_limit_stack, current_function_uses_pic_offset_table,
7615 current_function_uses_const_pool, current_function_has_nonlocal_label,
7616 current_function_saves_all_registers,
7617 current_function_has_nonlocal_goto,
7618 current_function_has_asm_statement): Remove accesor macros.
7619 * ra-conflict.c (global_conflicts): Update.
7620 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7621 (suitable_for_tail_call_opt_p): Update.
7622 * builtins.c (expand_builtin_return_addr): Update.
7623 (expand_builtin_setjmp_setup): Update.
7624 (expand_builtin_nonlocal_goto): Update.
7625 * final.c (final_start_function): Update.
7626 (profile_function): Update.
7627 (leaf_function_p): Update.
7628 (only_leaf_regs_used): Update.
7629 * df-scan.c (df_get_exit_block_use_set): Update.
7630 * dojump.c (clear_pending_stack_adjust): Update.
7631 * tree-stdarg.c (gate_optimize_stdarg): Update.
7632 * gimple-low.c (lower_function_body): Update.
7633 * global.c (compute_regsets): Update.
7634 (global_alloc): Update.
7635 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7636 * expr.c (expand_assignment): Update.
7637 * dse.c (dse_step0): Update.
7638 (dse_step1): Update.
7639 * c-decl.c (store_parm_decls): Update.
7640 * local-alloc.c (combine_regs): Update.
7641 (find_free_reg): Update.
7642 * function.c (assign_parms_augmented_arg_list): Update.
7643 (assign_parm_find_data_types): Update.
7644 (assign_parms): Update.
7645 (allocate_struct_function): Update.
7646 (expand_function_start): Update.
7647 (expand_function_end): Update.
7648 (get_arg_pointer_save_area): Update.
7649 (thread_prologue_and_epilogue_insns): Update.
7650 (rest_of_match_asm_constraints): Update.
7651 * stor-layout.c (variable_size): Update.
7652 * gcse.c (gcse_main): Update.
7653 (bypass_jumps): Update.
7654 * gimplify.c (gimplify_function_tree): Update.
7655 * calls.c (emit_call_1): Update.
7656 (expand_call): Update.
7657 * bt-load.c (compute_defs_uses_and_gen): Update.
7658 * except.c (sjlj_assign_call_site_values): Update.
7659 (sjlj_emit_function_enter): Update.
7660 (can_throw_external): Update.
7661 (set_nothrow_function_flags): Update.
7662 (expand_builtin_unwind_init): Update.
7663 (expand_eh_return): Update.
7664 (convert_to_eh_region_ranges): Update.
7665 (output_function_exception_table): Update.
7666 * emit-rtl.c (gen_tmp_stack_mem): Update.
7667 * cfgexpand.c (expand_used_vars): Update.
7668 (tree_expand_cfg): Update.
7669 * cfgcleanup.c (rest_of_handle_jump): Update.
7670 * explow.c (allocate_dynamic_stack_space): Update.
7671 * varasm.c (assemble_start_function): Update.
7672 (force_const_mem): Update.
7673 (mark_constant_pool): Update.
7674 * tree-optimize.c (tree_rest_of_compilation): Update.
7675 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7676 * tree-cfg.c (notice_special_calls): Update.
7677 (is_ctrl_altering_stmt): Update.
7678 (tree_can_make_abnormal_goto): Update.
7679 (tree_purge_dead_abnormal_call_edges): Update.
7680 * config/alpha/predicates.md: Update.
7681 * config/alpha/alpha.c (alpha_sa_mask): Update.
7682 (alpha_sa_size): Update.
7683 (alpha_does_function_need_gp): Update.
7684 (alpha_expand_prologue): Update.
7685 (alpha_start_function): Update.
7686 (alpha_output_function_end_prologue): Update.
7687 (alpha_expand_epilogue): Update.
7688 * config/frv/frv.c (frv_stack_info): Update.
7689 (frv_expand_epilogue): Update.
7690 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7691 (s390_register_info): Update.
7692 (s390_frame_info): Update.
7693 (s390_init_frame_layout): Update.
7694 (s390_can_eliminate): Update.
7695 (save_gprs): Update.
7696 * config/spu/spu.c (spu_split_immediate): Update.
7697 (need_to_save_reg): Update.
7698 (spu_expand_prologue): Update.
7699 (spu_expand_epilogue): Update.
7700 * config/sparc/sparc.md: Update.
7701 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7702 (sparc_tls_got): Update.
7703 (legitimize_pic_address): Update.
7704 (sparc_emit_call_insn): Update.
7705 (sparc_expand_prologue): Update.
7706 (output_return): Update.
7707 (print_operand): Update.
7708 (sparc_function_ok_for_sibcall): Update.
7709 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7710 * config/m32r/m32r.md: Update.
7711 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7712 (m32r_compute_frame_size): Update.
7713 (m32r_expand_prologue): Update.
7714 (m32r_expand_epilogue): Update.
7715 (m32r_legitimize_pic_address): Update.
7716 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7717 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7718 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7720 (ix86_save_reg): Update.
7721 (ix86_compute_frame_layout): Update.
7722 (ix86_expand_prologue): Update.
7723 (ix86_expand_epilogue): Update.
7724 * config/sh/sh.c (output_stack_adjust): Update.
7725 (calc_live_regs): Update.
7726 (sh5_schedule_saves): Update.
7727 (sh_expand_prologue): Update.
7728 (sh_expand_epilogue): Update.
7729 (sh_setup_incoming_varargs): Update.
7730 (sh_allocate_initial_value): Update.
7731 (sh_get_pr_initial_val): Update.
7732 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7733 * config/sh/sh.md (label:): Update.
7734 * config/avr/avr.c (out_movhi_mr_r): Update.
7735 * config/crx/crx.h (enum): Update.
7736 * config/xtensa/xtensa.h (along): Update.
7737 * config/stormy16/stormy16.c Update.
7738 (xstormy16_compute_stack_layout): Update.
7739 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7740 (fr30_expand_prologue): Update.
7741 * config/cris/cris.c (cris_conditional_register_usage): Update.
7742 (cris_reg_saved_in_regsave_area): Update.
7743 (cris_initial_frame_pointer_offset): Update.
7744 (cris_simple_epilogue): Update.
7745 (cris_expand_prologue): Update.
7746 (cris_expand_epilogue): Update.
7747 (cris_expand_pic_call_address): Update.
7748 (cris_asm_output_symbol_ref): Update.
7749 (cris_asm_output_label_ref): Update.
7750 * config/cris/cris.md Update.
7751 * config/iq2000/iq2000.c (compute_frame_size): Update.
7752 (iq2000_expand_epilogue): Update.
7753 * config/mt/mt.h (save_direction): Update.
7754 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7755 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7756 (ia64_secondary_reload_class): Update.
7757 * config/m68k/m68k.c (m68k_save_reg): Update.
7758 (m68k_expand_prologue): Update.
7759 (m68k_expand_epilogue): Update.
7760 (legitimize_pic_address): Update.
7761 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7762 (first_reg_to_save): Update.
7763 (first_altivec_reg_to_save): Update.
7764 (compute_vrsave_mask): Update.
7765 (compute_save_world_info): Update.
7766 (rs6000_stack_info): Update.
7767 (spe_func_has_64bit_regs_p): Update.
7768 (rs6000_ra_ever_killed): Update.
7769 (rs6000_emit_eh_reg_restore): Update.
7770 (rs6000_emit_allocate_stack): Update.
7771 (rs6000_emit_prologue): Update.
7772 (rs6000_emit_epilogue): Update.
7773 (rs6000_output_function_epilogue): Update.
7774 (output_profile_hook): Update.
7775 (rs6000_elf_declare_function_name): Update.
7776 * config/rs6000/rs6000.h (rs6000_args): Update.
7777 * config/rs6000/rs6000.md: Update.
7778 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7779 * config/arc/arc.c (arc_output_function_epilogue): Update.
7780 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7781 * config/darwin.c (machopic_function_base_name): Update.
7782 * config/score/score3.c (score3_compute_frame_size): Update.
7785 (score3_epilogue): Update.
7786 * config/score/score7.c (score7_compute_frame_size): Update.
7787 (score7_prologue): Update.
7788 (score7_epilogue): Update.
7789 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7790 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7791 * config/arm/arm.c (use_return_insn): Update.
7792 (require_pic_register): Update.
7793 (arm_load_pic_register): Update.
7794 (arm_compute_save_reg0_reg12_mask): Update.
7795 (arm_compute_save_reg_mask): Update.
7796 (thumb1_compute_save_reg_mask): Update.
7797 (output_return_instruction): Update.
7798 (arm_output_function_prologue): Update.
7799 (arm_output_epilogue): Update.
7800 (arm_get_frame_offsets): Update.
7801 (arm_expand_prologue): Update.
7802 (thumb_pushpop): Update.
7803 (thumb_exit): Update.
7804 (thumb1_expand_prologue): Update.
7805 (thumb1_expand_epilogue): Update.
7806 (arm_unwind_emit): Update.
7807 (arm_output_fn_unwind): Update.
7808 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7809 * config/arm/arm.md: Update.
7810 * config/pa/pa.md: Update.
7811 * config/pa/pa.c (legitimize_pic_address): Update.
7812 (compute_frame_size): Update.
7813 (hppa_expand_prologue): Update.
7814 (hppa_expand_epilogue): Update.
7815 (borx_reg_operand): Update.
7816 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7817 (HARD_REGNO_RENAME_OK): Update.
7818 * config/mips/mips.c (mips_global_pointer): Update.
7819 (mips_save_reg_p): Update.
7820 (mips_compute_frame_info): Update.
7821 (mips_frame_pointer_required): Update.
7822 (mips_expand_prologue): Update.
7823 (mips_expand_epilogue): Update.
7824 (mips_can_use_return_insn): Update.
7825 (mips_reorg_process_insns): Update.
7826 * config/v850/v850.c (compute_register_save_size): Update.
7827 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7828 * config/mmix/mmix.c (along): Update.
7829 (mmix_expand_epilogue): Update.
7830 * config/bfin/bfin.c (legitimize_pic_address): Update.
7831 (must_save_p): Update.
7832 (stack_frame_needed_p): Update.
7833 (add_to_reg): Update.
7834 (bfin_expand_prologue): Update.
7835 * stmt.c (expand_asm_operands): Update.
7836 * reload1.c (reload): Update.
7837 (init_elim_table): Update.
7839 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7841 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7843 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7845 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7846 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7847 (mov<mode>): Removed.
7848 (*movv4sf_internal): Likewise.
7849 (*movv2df_internal): Likewise.
7851 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7853 * config.gcc (crx-*-elf): Remove deprecation.
7855 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7857 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7858 __gcc_deregister_frame with atexit.
7859 (deregister_frame_dtor): Remove.
7861 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7862 Nathan Sidwell <nathan@codesourcery.com>
7864 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7866 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7867 (rs6000_isel): Likewise.
7868 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7869 (rs6000_isel): New variable.
7870 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7872 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7875 * c-common.c (handle_vector_size_attribute): Call
7876 lang_hooks.types.reconstruct_complex_type instead of
7877 reconstruct_complex_type.
7878 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7879 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7880 * langhooks.h (struct lang_hooks_for_types): Add
7881 reconstruct_complex_type hook.
7882 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7883 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7885 2008-04-24 Richard Guenther <rguenther@suse.de>
7887 * c-common.h (check_builtin_function_arguments): Declare.
7888 * c-common.c (validate_nargs): New function.
7889 (check_builtin_function_arguments): Likewise.
7890 * c-typeck.c (build_function_call): Call
7891 check_builtin_function_arguments.
7892 * builtins.c (fold_builtin_classify): Remove error reporting code.
7893 (fold_builtin_unordered_cmp): Likewise.
7894 (fold_builtin_1): Likewise.
7895 (fold_builtin_n): Likewise.
7897 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7899 PR tree-optimization/36008
7900 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7901 the original op1, rather than delta by step.
7903 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7904 Sebastian Pop <sebastian.pop@amd.com>
7906 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7907 eliminate_local_variables_stmt, eliminate_local_variables,
7908 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7909 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7910 of code delimited by two edges in the CFG.
7911 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7912 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7913 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7914 the case of parallelisation of reductions.
7915 (expr_invariant_in_region_p): New.
7917 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7918 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7920 2008-04-24 Ira Rosen <irar@il.ibm.com>
7921 Richard Guenther <rguenther@suse.de>
7923 PR tree-optimization/36034
7924 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7925 incapable of dealing with loads with gaps.
7927 2008-04-24 Rafael Espindola <espindola@google.com>
7929 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7930 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7931 vrp_evaluate_conditional.
7932 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7933 (vrp_evaluate_conditional): Split the cond argument.
7934 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7935 (simplify_stmt_for_jump_threading): Update call to
7936 vrp_evaluate_conditional.
7938 2008-04-24 Ira Rosen <irar@il.ibm.com>
7940 PR tree-optimization/35982
7941 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7942 interleaved data-refs are of the same type.
7944 2008-04-24 Danny Smith <dannysmith@users.net>
7946 * c-format.c (check_format_info_main): Use strncmp rather than a
7947 magic prefix to handle multichar length specs.
7948 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7949 Don't prefix "I64" and "I32" with '\0'.
7951 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7954 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7955 in registers for -m32 only if stdarg_p (fntype).
7957 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7959 PR rtl-optimization/36006
7960 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7961 temp to op0 in order to avoid invalid rtx sharing.
7963 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7965 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7966 check TREE_INVARIANT.
7967 * tree-gimple.c (is_gimple_address): New.
7968 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7969 * tree-gimple.h (is_gimple_address): New.
7970 * tree.h (decl_address_invariant_p): New.
7971 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7972 (build_string): Likewise.
7973 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7974 (tree_invariant_p_1): Likewise.
7975 (save_expr): Use it.
7976 (tree_invariant_p): New.
7977 (skip_simple_arithmetic): Use it.
7978 (stabilize_reference_1): Use it.
7979 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7981 (build1_stat): Drop code to compute TREE_INVARIANT.
7982 (build2_stat): Drop code to compute TREE_INVARIANT.
7983 (build3_stat): Drop code to compute TREE_INVARIANT.
7984 (build4_stat): Drop code to compute TREE_INVARIANT.
7985 (build5_stat): Drop code to compute TREE_INVARIANT.
7986 (build7_stat): Drop code to compute TREE_INVARIANT.
7987 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7988 * tree.h (struct tree_base): Remove invariant_flag.
7989 (TREE_INVARIANT): Remove.
7990 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7991 (fold_builtin_expect): Check TREE_CONSTANT.
7992 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7993 * c-tree.h (c_expr_to_decl): Drop third parameter.
7994 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7995 (build_c_cast): Don't set TREE_INVARIANT.
7996 (pop_init_level): Don't set TREE_INVARIANT.
7997 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7998 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
8000 (gimplify_init_constructor): Don't set TREE_INVARIANT.
8001 (gimplify_addr_expr): Adjust comment.
8002 * tree-mudflap.c (mf_build_string):
8003 * print-tree.c (print_node): Don't print TREE_INVARIANT.
8004 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
8005 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
8006 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
8007 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
8008 * langhooks.h (struct lang_hooks): Drop third parameter from
8011 2008-04-23 Richard Guenther <rguenther@suse.de>
8013 PR tree-optimization/27799
8014 PR tree-optimization/32921
8015 PR tree-optimization/32624
8016 * tree-ssa-structalias.c (merge_smts_into): Only merge the
8017 SMTs aliases and the tag itself into the solution.
8018 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
8019 merge the points-to solution back into the SMT aliases.
8020 (may_alias_p): Use alias_set_subset_of instead of
8021 aliases_conflict_p. A pointer which points to
8022 memory with alias set zero may access any variable.
8024 2008-04-23 Richard Guenther <rguenther@suse.de>
8026 * alias.c (alias_set_subset_of): Correctly handle asking
8027 if zero is a subset of an alias set with zero child.
8028 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
8029 (compute_flow_insensitive_aliasing): Correctly walk all
8030 pointers. Do not unnecessarily union sets.
8032 2008-04-23 Richard Guenther <rguenther@suse.de>
8035 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
8037 2008-04-22 Tomas Bily <tbily@suse.cz>
8039 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
8041 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
8043 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8044 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8045 * tree-inline.c (estimate_num_insns_1): Likewise.
8046 * varasm.c (const_hash_1, compare_constant, copy_constant)
8047 (compute_reloc_for_constant, output_addressed_constants): Likewise.
8048 * emit-rtl.c (component_ref_for_mem_expr)
8049 (set_mem_attributes_minus_bitpos): Likewise.
8050 * expr.c (highest_pow2_factor, expand_expr_real_1, )
8051 (is_aligning_offset): Likewise.
8052 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
8053 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8054 * dojump.c (do_jump): Likewise.
8055 * builtins.c (get_pointer_alignment, get_memory_rtx)
8056 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
8057 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
8059 2008-04-23 Jakub Jelinek <jakub@redhat.com>
8061 PR rtl-optimization/36017
8062 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
8063 expanding the library call.
8065 2008-04-22 Ian Lance Taylor <iant@google.com>
8067 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
8070 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
8072 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
8073 of LR/CTR moves for Power6.
8075 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8078 * passes.c (init_optimization_passes): Remove
8079 pass_fast_rtl_byte_dce.
8081 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
8084 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
8085 builtin functions to generate faster code.
8086 (_mm_cvtpu16_ps): Ditto.
8087 (_mm_cvtpi32x2_ps): Ditto.
8089 2008-04-22 Nick Clifton <nickc@redhat.com>
8091 * common.opt (ftree-loop-distribution): Add Optimization
8094 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
8095 (frv_expand_builtin_va_start): Likewise.
8097 * config/arm/arm.c (thumb_find_work_register): Fix location of
8098 argument register count.
8100 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8102 Support scheduling for ColdFire V1 and V3 microarchitecture.
8103 Improve scheduling of multiplication instructions.
8105 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
8106 (mac): New instruction attribute.
8107 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
8108 (m68k_sched_mac): New variable.
8109 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
8110 Handle cfv1 and cfv3.
8111 (max_insn_size): New static variable.
8112 (struct _sched_ib): New type.
8113 (sched_ib): New static variable.
8114 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
8115 to fields of 'struct _sched_ib sched_ib'. Update all uses.
8116 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
8118 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
8119 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
8120 new variables. Update.
8121 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8122 Add modeling of cfv3 instruction buffer. Update.
8123 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
8124 * config/m68k/m68k.h (TUNE_CFV3): New macro.
8125 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
8126 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
8127 a particular reservation applies to.
8128 (type2): Reorganize attribute values. Rename alu to alu_reg,
8129 alu_l to alu, move_l to omove. Join move to alu. Split mul
8131 (cf_ib_*): Simplify description of instruction buffer.
8132 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
8133 (cf_mem): Split into cf_mem1 and cf_mem2.
8134 (cf_v2_move_??): Rename to cfv12_alu_??.
8135 (cf_v2_move_l_??): Rename to cfv12_omove_??.
8136 (cf_v2_mul_??): Remove reservations.
8137 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
8138 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
8139 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
8141 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
8142 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
8143 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
8144 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
8145 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8146 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8147 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8148 expansions of the above reservations for instructions of sizes
8151 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8153 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8155 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8157 * coverage.c: Include tree-pass.h.
8158 (coverage_counter_alloc): Print da_file_name to the dump file.
8160 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8162 * sbitmap.c (sbitmap_range_empty_p): New function.
8163 * sbitmap.h (sbitmap_range_empty_p): New function.
8164 * bitmap.h: Now includes obstack.h.
8166 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8167 Kenneth Zadeck <zadeck@naturalbridge.com>
8169 * dbgcnt.def (ra_byte_scan): Added.
8170 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8171 when the last hit happens for a counter.
8172 * timevar.def (TV_DF_BYTE_LR): New variable.
8173 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8174 * passes.c (pass_fast_rtl_byte_dce): New pass.
8175 * fwprop.c (update_df): Added mode to call df_ref_create.
8176 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8177 DF_REF_EXTRACT_OFFSET.
8178 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
8179 DF_BYTE_LR_OUT, df_byte_lr): New macro.
8181 (df_ref_extract): Added mode field.
8182 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
8183 DF_REF_EXTRACT_OFFSET.
8184 (DF_REF_EXTRACT_MODE): New macro.
8185 (df_byte_lr_bb_info): New structure.
8186 (df_print_byte_regset, df_compute_accessed_bytes,
8187 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
8188 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
8189 df_byte_lr_simulate_uses,
8190 df_byte_lr_simulate_artificial_refs_at_top,
8191 df_byte_lr_simulate_artificial_refs_at_end,
8192 df_compute_accessed_bytes): New function.
8193 (df_ref_create): Add parameter.
8194 (df_byte_lr_get_bb_info): New inline function.
8195 * df-scan.c (df_ref_record, df_uses_record,
8196 df_ref_create_structure): Added mode parameter.
8197 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
8198 df_defs_record, df_uses_record, df_get_conditional_uses,
8199 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8200 df_entry_block_defs_collect, df_exit_block_uses_collect):
8201 Added mode parameter to calls to df_ref_record, df_uses_record,
8202 df_ref_create_structure.
8203 (df_ref_equal_p, df_ref_compare): Added test for modes.
8204 (df_ref_create_structure): Added code to set mode. Renamed
8205 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8206 DF_REF_EXTRACT_OFFSET.
8207 * df-core.c (df_print_byte_regset): New function.
8208 * df-byte-scan.c: New file.
8209 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8210 calls to BITMAP_FREE.
8211 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8212 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8213 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8214 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8215 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8216 df_byte_lr_local_compute, df_byte_lr_init,
8217 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8218 df_byte_lr_transfer_function, df_byte_lr_free,
8219 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8220 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8221 df_byte_lr_simulate_uses,
8222 df_byte_lr_simulate_artificial_refs_at_top,
8223 df_byte_lr_simulate_artificial_refs_at_end): New function.
8224 * dce.c (byte_dce_process_block): New function.
8225 (dce_process_block): au is now passed in rather than computed
8226 locally. Changed loops that look at artificial defs to not look
8227 for conditional or partial ones, because there never are any.
8228 (fast_dce): Now is able to drive byte_dce_process_block or
8229 dce_process_block depending on the kind of dce being done.
8230 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8231 (rest_of_handle_fast_byte_dce): New function.
8232 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8233 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8235 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8238 * gcc.h: Added fortran options that take arguments to
8239 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8242 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8244 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8245 scalarization if on the LHS and not a full access.
8247 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8249 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8251 2008-04-18 Rafael Espindola <espindola@google.com>
8253 * tree-vrp.c (find_case_label_index): Fix the binary search.
8254 (find_case_label_range): New.
8255 (vrp_visit_switch_stmt): Use find_case_label_range.
8256 (simplify_switch_using_ranges): Use find_case_label_range.
8258 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8260 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8261 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8263 2008-04-18 Tom Tromey <tromey@redhat.com>
8266 * doc/cpp.texi (Implementation-defined behavior): Mention
8269 2008-04-18 Ian Lance Taylor <iant@google.com>
8271 * fold-const.c (pointer_may_wrap_p): New static function.
8272 (fold_comparison): Add another test for pointer overflow. Use
8273 pointer_may_wrap_p to disable some false positives.
8275 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8277 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8278 (fname_as_string): Match updated cpp_interpret_string prototype.
8279 (fix_string_type): Support char16_t* and char32_t*.
8280 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8281 derivative) nodes. Register as builtin if C++0x.
8282 (c_parse_error): Support CPP_CHAR{16,32}.
8283 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8284 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8285 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8286 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8287 CTI_CHAR32_ARRAY_TYPE>: New elements.
8288 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8289 char32_type_node, signed_char32_type_node, char16_array_type_node,
8290 char32_array_type_node): New defines.
8291 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8292 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8293 (lex_string): Support CPP_STRING{16,32}, match updated
8294 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8295 (lex_charconst): Support CPP_CHAR{16,32}.
8296 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8297 and CPP_STRING{16,32}.
8299 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8302 * aclocal.m4: Regenerate.
8303 * configure: Regenerate.
8305 2008-04-18 Jan Hubicka <jh@suse.cz>
8307 * except.c (dw2_size_of_call_site_table,
8308 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8310 * cgraphbuild.c (build_cgraph_edges): Update.
8311 * tree-pass.h: Update comment.
8312 * final.c (leaf_function_p): Update.
8313 (leaf_renumber_regs): Update.
8314 (rest_of_clean_state): Update.
8315 * omp-low.c (expand_omp_parallel): Update.
8316 * ipa-reference.c (analyze_function): Update.
8317 * reorg.c (find_end_label): Update.
8318 (optimize_skip): Update.
8319 (fill_simple_delay_slots): Update.
8320 (fill_simple_delay_slots): Update.
8321 (make_return_insns): Update.
8322 (dbr_schedule): Update.
8323 * gimple-low.c (record_vars_into): Update.
8324 * cfgbuild.c (make_edges): Update.
8325 * function.c (assign_stack_local): Update.
8326 (assign_parm_adjust_stack_rtl): Update.
8327 (locate_and_pad_parm): Update.
8328 (allocate_struct_function): Do not initialize stack_alignment_needed
8329 and preferred_stack_boundary here.
8330 (stack_protect_prologue): Update.
8331 (stack_protect_epilogue): Update.
8332 (expand_function_start): Initialize stack_alignment_needed,
8333 preferred_stack_boundary and max_jumptable_ents.
8334 (expand_function_end): Update.
8335 (free_after_compilation): Do not NULLify epilogue_delay_list.
8336 * function.h (struct rtl_data): Add stack_protect_guard,
8337 stack_alignment_needed,
8338 preferred_stack_boundary, epilogue_delay_list.
8339 (struct function): Remove value_histograms, stack_alignment_needed,
8340 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8342 unexpanded_var_list, stack_protect_guard.
8343 (current_function_epilogue_delay_list): Remove.
8344 * ipa-type-escape.c (analyze_function): Update.
8345 * gimplify.c (pop_gimplify_context): Update comment.
8346 * calls.c (expand_call): Update.
8347 (emit_library_call_value_1): Update.
8348 * except.c (set_nothrow_function_flags): Update.
8349 * cfgexpand.c (get_decl_align_unit): Update.
8350 (create_stack_guard): Update.
8351 (estimated_stack_frame_size): Update.
8352 (expand_used_vars): Update.
8353 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8354 * explow.c (allocate_dynamic_stack_space): Update.
8355 * tree-ssa-live.c (remove_unused_locals): Update.
8356 * varasm.c (mark_constant_pool): Update.
8357 * tree-inline.c (remap_decls): Update.
8358 (initialize_cfun): Update.
8359 (declare_return_variable): Update.
8360 (inline_forbidden_p): Update.
8361 (expand_call_inline): Update.
8362 (declare_inline_vars): Update.
8363 (tree_function_versioning): Update.
8364 * tree-flow.h (value_histograms): New.
8365 (VALUE_HISTOGRAMS): New macro.
8366 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8368 * tree-cfg.c (set_bb_for_stmt): Update.
8369 (replace_by_duplicate_decl): Update.
8370 (move_block_to_fn): Update.
8371 (new_label_mapper): Update.
8372 (dump_function_to_file): Update.
8373 * ipa-struct-reorg.c (build_data_structure): Update.
8374 * cfgrtl.c (print_rtl_with_bb): Update.
8375 * reload1.c (reload): Update.
8377 * config/i386/i386.c (setup_incoming_varargs_64,
8378 ix86_compute_frame_layout): Update.
8379 * config/arc/arc.c (arc_output_function_epilogue): Update.
8381 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8383 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8384 for FreeBSD as well.
8385 * gthr-posix95.h: Likewise.
8387 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8389 PR rtl-optimization/35838
8390 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8391 out the byte offset of the first subreg.
8393 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8395 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8396 to split_ti instead of three separate calls with single member arrays.
8397 (subti3 splitter): Ditto.
8398 (adddi3 splitter): Ditto with split_di.
8399 (subdi3 splitter): Ditto.
8400 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8401 two separate calls with single member arrays. Swap match_dup
8402 operands 1 and 2 to better fit into the array.
8403 (negdi2 splitter): Ditto with split_di.
8404 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8405 two separate calls with single member arrays. Swap match_dup operands
8406 6 and 7 to better fit into the array.
8408 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386.c (sse_builtin_type): New.
8411 (bdesc_sse_args): Likewise.
8412 (bdesc_sse_3arg): Removed.
8413 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8414 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8415 IX86_BUILTIN_ROUNDPS.
8416 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8417 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8418 IX86_BUILTIN_ROUNDPS.
8419 (ix86_expand_sse_4_operands_builtin): Removed.
8420 (ix86_expand_sse_operands_builtin): New.
8421 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8422 and CODE_FOR_sse4_1_roundps.
8423 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8424 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8426 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8429 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8430 regs before frame pop when needed. If use_backchain_to_restore_sp
8431 then load backchain into a temp reg to restore vr and vrsave. Add
8432 code to restore vr after frame pop if possible.
8434 2008-04-17 Richard Guenther <rguenther@suse.de>
8436 * tree-vn.c (expressions_equal_p): Do not check type
8437 equality or compatibility before calling operand_equal_p.
8438 * fold-const.c (operand_equal_p): Check equivalence of
8439 integer constants before bailing out due to signedness or
8440 precision differences.
8441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8442 spurious differences in type qualification. Ignore types
8443 for COMPONENT_REFs at all.
8445 2008-04-17 Christian Bruel <christian.bruel@st.com>
8447 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8448 msw_skip comparison.
8450 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8453 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8456 PR tree-optimization/35899
8457 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8458 rather than TREE_OPERAND.
8460 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8464 temporary registers. Change operand predicate to general_operand.
8465 (remainderxf3): Ditto.
8467 2008-04-16 Richard Guenther <rguenther@suse.de>
8469 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8470 * tree-affine.c (aff_combination_expand): Look through some
8473 2008-04-15 Doug Kwan <dougkwan@google.com>
8475 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8477 * tree-pretty-print.c (dump_generic_node): Ditto.
8478 * final.c (output_addr_const): Ditto.
8479 * dwarf2out.c (output_cfi): Ditto.
8480 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8481 * print-rtl.c (print_rtx): Ditto.
8482 * print-tree.c (print_node_brief, print_node): Ditto.
8483 * c-common.c (match_case_to_enum_1): Ditto.
8484 * sched-vis.c (print_value): Ditto.
8485 * config/i386/i386.c (print_operand): Cast to long unsigned int
8488 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8489 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8490 MS Windows VirtualProtect function.
8492 2008-04-15 Jan Hubicka <jh@suse.cz>
8494 * gengtype.c (write_root): Param_is argument is OK.
8495 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8496 * function.h: Include varray.h
8497 (rtl_eh): New stucture based on except.c one.
8498 (call_site_record): New forward declaration and vector type.
8499 * calls.c (emit_call_1): Do not call
8500 note_current_region_may_contain_throw.
8501 * except.c (eh_status): Remove cur_region, try_region since they are
8503 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8504 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8505 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8506 Remove call_site_data_used, call_site_data_size.
8507 Turn call_site_record into vector in function.h.
8508 (note_current_region_may_contain_throw): Remove.
8509 (get_exception_pointer, get_exception_filter): Do not take struct
8510 function argument; update.
8511 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8512 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8513 build_post_landing_pads, dw2_build_landing_pads,
8514 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8515 sjlj_emit_function_enter, sjlj_emit_function_enter,
8516 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8517 sjlj_build_landing_pads, finish_eh_generation,
8518 remove_exception_handler_label, remove_eh_handler,
8519 maybe_remove_eh_handler, add_reachable_handler,
8520 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8521 add_action_record, collect_one_action_chain, add_call_site,
8522 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8523 sjlj_output_call_site_table, output_function_exception_table,
8524 * except.h (note_current_region_may_contain_throw): Remove
8525 (get_exception_pointer, get_exception_filter): Do not take struct
8527 * Makefile.in (GTFILES): Put varargs before struct function.
8529 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8531 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8532 punt for STRING_CST.
8533 (get_constraint_for): Deal with STRING_CST here instead.
8535 2008-04-15 Richard Guenther <rguenther@suse.de>
8537 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8538 statements in a basic-block with a backward walk. Do not
8539 substitute into dead statements but instead remove those.
8541 2008-04-15 Richard Guenther <rguenther@suse.de>
8543 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8544 to zero, thus disable creation of SFTs.
8546 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8548 * tree-predcom.c (suitable_reference_p): Return false if the
8549 reference can throw.
8551 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8554 * c-decl.c (finish_decl): If extern or static var has variable
8555 size, set TREE_TYPE (decl) to error_mark_node.
8557 2008-04-15 Rafael Espindola <espindola@google.com>
8559 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8562 2008-04-15 Richard Guenther <rguenther@suse.de>
8564 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8565 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8566 (visit_reference_op_load): Do walk vuse-vdef chains on
8567 vn_reference_lookup.
8568 (visit_reference_op_store): But do not here.
8569 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8570 vn_reference_lookup.
8571 (vn_lookup_with_vuses): But do so here.
8573 2008-04-14 Ian Lance Taylor <iant@google.com>
8575 * fold-const.c (fold_overflow_warning): Remove assertion.
8577 2008-04-15 Ben Elliston <bje@au.ibm.com>
8579 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8580 temp1 local variables.
8582 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8585 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8586 ".text.unlikely" section as executable.
8588 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8590 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8591 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8592 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8593 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8594 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8595 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8596 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8598 2008-04-14 Ian Lance Taylor <iant@google.com>
8600 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8601 * fold-const.c (fold_comparison): If appropriate, test
8602 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8603 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8604 reassociating a pointer type.
8605 * doc/invoke.texi (Optimize Options): Document that
8606 -fstrict-overflow applies to pointer wraparound.
8608 2008-04-13 Jan Hubicka <jh@suse.cz>
8610 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8612 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8614 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8615 we are going to "save the world".
8617 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8619 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8620 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8621 operand 0 constraint, not "=".
8623 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8625 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8627 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8629 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8630 of size of positions_needed * CHAR_BIT.
8632 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8635 * dse.c (store_info): Change positions_needed to unsigned
8637 (lowpart_bitmask): New.
8638 (record_store): Cast to unsigned HOST_WIDE_INT for
8639 positions_needed. Assert width <= size of positions_needed *
8640 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8641 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8642 lowpart_bitmask to set mask.
8644 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8646 * config/bfin/constraints.md: New file.
8647 * config/bfin/bfin.md: Include it.
8648 (adddi3): Use satisfies_constraint functions instead of the old macros.
8649 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8650 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8651 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8652 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8653 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8654 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8655 EXTRA_CONSTRAINT): Delete.
8656 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8657 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8659 * config/bfin/bfin.c: Include "tm-constrs.h".
8660 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8661 Use satisfies_constraint functions instead of the old macros.
8662 * doc/md.texi (Blackfin Constraints): Update file name reference.
8664 2008-04-11 Richard Guenther <rguenther@suse.de>
8666 PR tree-optimization/35869
8667 * tree-vrp.c (execute_vrp): Move switch statement update after
8668 jump threading. Schedule another cfg cleanup run.
8670 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8673 * attribs.c (decl_attributes): Return early on errorneous node.
8675 2008-04-10 Oleg Ryjkov <olegr@google.com>
8677 * tree.h (struct tree_base): Added a new flag default_def_flag.
8678 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8680 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8682 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8684 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8687 * pa.md: Define mode iterator P. Define mode attribute dwc.
8688 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8689 (icacheflush): Likewise.
8690 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8691 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8693 2008-04-11 Ben Elliston <bje@au.ibm.com>
8695 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8697 2008-04-10 Rafael Espindola <espindola@google.com>
8699 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8700 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8701 (extract_range_from_expr): The same.
8703 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8705 * config/mips/mips.md (GPR2): New mode iterator.
8707 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8708 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8709 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8710 Rewrite these to take two modes, the mode of comparison and the
8711 mode of the destination.
8712 * config/mips/mips.c (mips_expand_scc): Instead of having
8713 paradoxical subreg as destination, expand "narrowing" scc if mode
8714 of comparison is SI and target is requested in DI mode.
8715 (mips_emit_int_order_test): Update comment. Make mode of
8716 comparison match CMP0 rather than TARGET. When creating inverse
8717 target use mode of TARGET.
8719 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8721 * gcov-dump.c (tag_summary): Only print summaries for the first
8722 GCOV_COUNTERS_SUMMABLE counters.
8724 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/i386.md (absneg): New code iterator.
8727 (absnegprefix): New code attribute.
8728 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8729 patterns using absneg code iterator.
8730 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8731 using absneg code iterator.
8732 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8733 *neg<mode>2 patterns using absneg code iterator.
8734 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8735 *negextendsfdf2 patterns using absneg code iterator.
8736 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8737 *negextendsfxf2 patterns using absneg code iterator.
8738 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8739 *negextendsfdf2 patterns using absneg code iterator.
8740 * config/i386/sse.md (<code><mode>2): Macroize expander from
8741 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8743 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8745 * config/s390/s390.h: Remove the remains of the recent search
8746 & replace action of current_function_outgoing_args_size.
8748 2008-04-10 Ira Rosen <irar@il.ibm.com>
8750 PR tree-optimization/35821
8751 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8752 NEW_STMT_LIST is not NULL.
8754 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8757 * toplev.c (process_options): Remove -ffunction-sections debugging
8760 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8762 PR middle-end/PR28690
8763 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8764 than gen_rtx_fmt_ee to perform more canonicalizations.
8766 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8769 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8771 2008-04-09 Richard Guenther <rguenther@suse.de>
8773 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8774 (dump_function_to_file): Dump function arguments with types.
8776 2008-04-08 Richard Guenther <rguenther@suse.de>
8778 * fold-const.c (fold_widened_comparison): Do not allow
8779 sign-changes that change the result.
8781 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8784 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8785 kinds of indirect references.
8787 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8789 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8790 GNU Fortran language string.
8792 2008-04-08 Rafael Espindola <espindola@google.com>
8794 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8795 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8796 * tree.h (tree_call_nonnegative_warnv_p): New.
8798 2008-04-08 Jan Hubicka <jh@suse.cz>
8800 * function.c (free_after_compilation): Clear out regno_reg_rtx
8803 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8806 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8808 PR middle-end/PR28690
8809 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8810 same precedence as REG_POINTER and MEM_POINTER operands.
8812 2008-04-08 Richard Guenther <rguenther@suse.de>
8815 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8816 for adding index to base.
8818 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8820 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8821 (MINGW_ENABLE_EXECUTE_STACK): New.
8822 (IN_LIBGCC2): For libgcc include windows.h file for
8823 function declarations.
8825 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8827 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8828 and tem2 if tem1 is not a REG or MULT.
8830 2008-04-08 Jan Hubicka <jh@suse.cz>
8832 * function.h (incomming_args): Break out of struct function.
8833 (function_subsections): Break out of struct function.
8834 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8835 return_rtx and hard_reg_initial_vals from struct function.
8836 Kill inl_max_label_num.
8837 (current_function_pops_args, current_function_args_info,
8838 current_function_args_size, current_function_args_size,
8839 current_function_pretend_args_size,
8840 current_function_outgoing_args_size,
8841 current_function_internal_arg_pointer, current_function_return_rtx):
8842 Kill compatibility accestor macros.
8843 * builtins.c (expand_builtin_apply_args_1): Update.
8844 (expand_builtin_next_arg): Update.
8845 * df-scan.c (df_get_call_refs): Update.
8846 * dbxout.c (dbxout_function_end): Update.
8847 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8848 (output_line_info): Update.
8849 (secname_for_decl): Update.
8850 (dwarf2out_var_location): Update.
8851 * function.c (free_after_compilation): Update.
8852 (assign_parm_find_stack_rtl): Update.
8853 (assign_parms): Update.
8854 (expand_dummy_function_end): Update.
8855 (expand_function_end): Update.
8856 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8857 (expand_call): Update.
8858 (emit_library_call_value_1): Update.
8859 (store_one_arg): Update.
8860 * varasm.c (initialize_cold_section_name): Update.
8861 (unlikely_text_section): Update.
8862 (unlikely_text_section_p): Update.
8863 (assemble_start_function): Update.
8864 (assemble_end_function): Update.
8865 (default_section_type_flags): Update.
8866 (switch_to_section): Update.
8867 * integrate.c (set_decl_abstract_flags): Update.
8868 (get_hard_reg_initial_val): Update.
8869 (has_hard_reg_initial_val): Update.
8870 (allocate_initial_values): Update.
8871 * resource.c (init_resource_info): Update.
8872 * config/alpha/alpha.c (NUM_ARGS): Update.
8873 (direct_return): Update.
8874 (alpha_va_start): Update.
8875 (alpha_sa_size): Update.
8876 (alpha_initial_elimination_offset): Update.
8877 (alpha_expand_prologue): Update.
8878 (alpha_start_function): Update.
8879 (alpha_expand_epilogue): Update.
8880 (unicosmk_initial_elimination_offset):
8881 * config/alpha/alpha.md (call expander): Update.
8882 * config/s390/s390.c (s390_register_info): Update.
8883 (s390_register_info): Update.
8884 (s390_frame_info): Update.
8885 (s390_initial_elimination_offset): Update.
8886 (s390_build_builtin_va_list): Update.
8887 (s390_va_start): Update.
8888 * config/spu/spu.c (direct_return): Update.
8889 (spu_expand_prologue): Update.
8890 (spu_initial_elimination_offset): Update.
8891 (spu_build_builtin_va_list): Update.
8892 (spu_va_start): Update.
8893 * config/sparc/sparc.c (sparc_init_modes): Update.
8894 (sparc_compute_frame_size): Update.
8895 (function_value): Update.
8896 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8897 * config/i386/i386.md (return expander): Update.
8898 * config/i386/i386.c (ix86_va_start): Update.
8899 (ix86_can_use_return_insn_p): Update.
8900 (ix86_compute_frame_layout): Update.
8901 (ix86_expand_epilogue): Update.
8902 * config/sh/sh.c (output_stack_adjust): Update.
8903 (calc_live_regs): Update.
8904 (sh_expand_prologue): Update.
8905 (sh_builtin_saveregs): Update.
8906 (sh_va_start): Update.
8907 (initial_elimination_offset): Update.
8908 (sh_allocate_initial_value): Update.
8909 (sh_function_ok_for_sibcall): Update.
8910 (sh_get_pr_initial_val): Update.
8911 * config/sh/sh.md (return expander): Update.
8912 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8913 * config/crx/crx.c (crx_compute_frame): UPdate.
8914 (crx_initial_elimination_offset): UPdate.
8915 * config/xtensa/xtensa.c (compute_frame_size): Update
8916 (xtensa_builtin_saveregs): Update.
8917 (xtensa_va_start): Update.
8918 (order_regs_for_local_alloc): Update.
8919 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8920 (xstormy16_expand_builtin_va_start): Update.
8921 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8922 * config/m68hc11/m68hc11.md (return expanders): Update.
8923 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8924 (expand_epilogue): Update.
8925 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8926 (cris_simple_epilogue): Update.
8927 (cris_expand_prologue): Update.
8928 (cris_expand_epilogue): Update.
8929 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8930 (compute_frame_size): Update.
8931 * config/mt/mt.c (mt_compute_frame_size): Update.
8932 * config/mn10300/mn10300.c (expand_prologue): Update.
8933 (expand_epilogue): Update.
8934 (initial_offset): Update.
8935 (mn10300_builtin_saveregs):
8936 * config/mn10300/mn10300.md (return expander): Update.
8937 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8938 (ia64_initial_elimination_offset): Update.
8939 (ia64_initial_elimination_offset): Update.
8940 (ia64_expand_prologue): Update.
8941 * config/m68k/m68k.md (return expander): Update.
8942 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8943 (rs6000_stack_info): Update.
8944 * config/mcore/mcore.c (layout_mcore_frame): Update.
8945 (mcore_expand_prolog): Update.
8946 * config/arc/arc.c (arc_compute_frame_size): Update.
8947 * config/score/score3.c (score3_compute_frame_size): Update.
8948 * config/score/score7.c (score7_compute_frame_size): Update.
8949 * config/arm/arm.c (use_return_insn): Update.
8950 (thumb_find_work_register): Update.
8951 (arm_compute_save_reg_mask): Update.
8952 (arm_output_function_prologue): Update.
8953 (arm_output_epilogue): Update.
8954 (arm_size_return_regs): Update.
8955 (arm_get_frame_offsets): Update.
8956 (arm_expand_prologue): Update.
8957 (thumb_exit): Update.
8958 (thumb_unexpanded_epilogue): Update.
8959 (thumb1_output_function_prologue): Update.
8960 * config/pa/pa.md (return expander): Update.
8961 * config/pa/pa.c (compute_frame_size): Update.
8962 (hppa_builtin_saveregs): Update.
8963 * config/mips/mips.c (mips_va_start): Update.
8964 (mips16_build_function_stub): Update.
8965 (mips_compute_frame_info): Update.
8966 (mips_restore_gp): Update.
8967 (mips_output_function_prologue): Update.
8968 (mips_expand_prologue): Update.
8969 * config/v850/v850.c (compute_frame_size): Update.
8970 (expand_prologue): * config/mmix/mmix.c (along): update.
8971 (mmix_initial_elimination_offset): update.
8972 (mmix_reorg): update.
8973 (mmix_use_simple_return): update.
8974 (mmix_expand_prologue): update.
8975 (mmix_expand_epilogue): Update.
8976 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8977 (emit_link_insn): Update.
8979 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8981 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8982 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8984 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8987 2008-04-07 Jan Hubicka <jh@suse.cz>
8989 * function.h (rtl): Rename to x_rtl.
8991 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8992 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8993 used_temp_slots avail_temp_slots, temp_slot_level,
8994 nonlocal_goto_handler_labels): Update accesstors.
8995 (rtl): New global variable.
8996 (struct function): Move some fileds to rtl_data.
8997 (get_arg_pointer_save_area): Update prototype.
8998 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8999 get_arg_pointer_save_area.
9000 * expr.c (init_expr): Update
9001 * function.c (get_frame_size): Update
9002 (assign_stack_local): Update
9003 (expand_function_end): Update.
9004 (get_art_pointer_save_area): Update
9006 * emit-rtl.c (rtl): Declare.
9007 (regno_reg_rtx): Declare.
9008 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9010 (gen_reg_rtx): Update.
9011 * varasm.c (n_deferred_constatns): Update accestor.
9012 (init_varasm_status): Do not allocate varasm_status.
9013 (force_const_mem, get_pool_size, output_constant_pool): Update.
9014 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9015 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9016 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
9017 * sparc/sparc.h (INIT_EXPANDERS): Update.
9018 * ia64/ia64.h (INIT_EXPANDERS): Update.
9020 2008-04-07 James E. Wilson <wilson@tuliptree.org>
9022 * reload.c (push_secondary_reload): Add missing break to for loop.
9024 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9026 PR middle-end/PR28690
9027 * rtlanal.c: Update copyright years.
9028 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
9029 as REG_POINTER and MEM_POINTER operands.
9030 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
9031 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
9032 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
9033 * gcse.c: Update copyright years.
9034 (pre_delete): Call gen_reg_rtx_and_attrs.
9035 (hoist_code): Likewise.
9036 (build_store_vectors): Likewise.
9037 (delete_store): Likewise.
9038 * loop-invariant.c (move_invariant_reg): Likewise.
9039 Update copyright years.
9041 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
9043 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
9044 control string instead of quoted.
9046 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9048 * doc/rtl.texi: Rewrite of subreg section.
9050 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
9053 * config/i386/i386.c (legitimize_pic_address): Add treating
9054 of dllimport SYM_REF's.
9055 (legitimize_dllimport_symbol): Add prototype.
9057 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9059 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
9060 reference in constructor with non self-referential type.
9062 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9064 Removal of Return with Depressed Stack Pointer support
9065 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
9066 (ECF_SP_DEPRESSED): Likewise.
9067 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
9068 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
9069 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9070 (expand_call): Do not test ECF_SP_DEPRESSED.
9071 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9072 * function.c (keep_stack_depressed): Delete.
9073 (handle_epilogue_set): Likewise.
9074 (update_epilogue_consts): Likewise.
9075 (emit_equiv_load): Likewise.
9076 (thread_prologue_and_epilogue_insns): Remove support for Return with
9077 Depressed Stack Pointer.
9078 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9080 2008-04-06 Richard Guenther <rguenther@suse.de>
9082 PR tree-optimization/35400
9083 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
9084 information from SSA_NAMEs.
9086 2008-04-06 Anatoly Sokolov <aesok@post.ru>
9088 * config/avr/avr.h (avr_mega_p): Remove declaration.
9089 (AVR_MEGA): Remove macro.
9090 * config/avr/avr.c (avr_mega_p): Remove variable.
9091 (avr_override_options): Remove inicializion of avr_mega_p.
9092 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9093 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9094 (avr_jump_mode): (Ditto.).
9095 (avr_output_progmem_section_asm_op): (Ditto.).
9096 (avr_asm_init_sections): (Ditto.).
9097 (avr_asm_init_sections): (Ditto.).
9098 (avr_rtx_costs): (Ditto.).
9099 * config/avr/avr.md: (Ditto.).
9100 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
9103 2008-04-06 Richard Guenther <rguenther@suse.de>
9105 PR tree-optimization/35842
9106 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
9107 is_gimple_invariant_address.
9109 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9111 * gcc.c (default_compilers): Sync Fortran extensions list with
9112 that in fortran/lang-specs.h.
9113 * doc/invoke.texi: Likewise.
9114 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
9115 * dwarf2out.c (gen_compile_unit_die): Likewise.
9117 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
9119 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
9121 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
9124 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
9125 attribute is used for nested functions.
9127 2008-04-05 Jan Hubicka <jh@suse.cz>
9129 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
9131 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
9133 (dump_files): Update.
9134 (enable_rtl_dump_file): Do not accept letter argument.
9135 * tree-pass.h (dump_file_info): Remove letter argument.
9136 * toplev.c (decode_d_option): Update -da handling.
9137 * toplev.h (enable_rtl_dump_file): Update prototype.
9138 * passes.c (register_one_dump_file): Do not accept IPA argument; work
9139 it out based on pass type.
9140 (register_dump_files_1): Likewise.
9141 (init_optimization_passes): Update register_one_dump_file calls.
9142 (execute_one_pass): Sanity check that IPA passes are called at IPA
9143 level and RTL passes at RTL level.
9144 (execute_pass_list): IPA pass can not be after or subpass of
9146 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9147 disallov RTL subpasses of IPA subpasses.
9149 2008-04-05 Ben Elliston <bje@au.ibm.com>
9151 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9152 builtins that return exactly once and do not throw. Cache call to
9155 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9157 PR rtl-optimization/34916
9159 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9160 between instruction pairs.
9162 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9164 * doc/invoke.texi: Document -mbitops for SH.
9165 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9166 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9167 * config/sh/sh.c (print_operand): Add %t operand code.
9168 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9169 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9170 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9171 (extendqihi2): Likewise.
9172 (movqi_i): Likewise.
9173 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9174 (extv): Use bld instruction for SH2A if possible.
9176 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
9177 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
9178 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
9179 (bset.b, bclr.b): Define peepholes.
9180 * config/sh/sh.opt (mbitops): New option.
9182 2008-04-04 Janis Johnson <janis187@us.ibm.com>
9185 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
9186 and view convert expression.
9188 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9191 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9193 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
9195 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
9197 * config/i386/cpuid.h (bit_AES): New.
9198 (bit_PCLMUL): Likewise.
9200 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9201 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9202 SSE2 if AES or PCLMUL is enabled.
9203 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9204 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9205 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9206 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9207 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9208 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9209 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9210 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9211 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9212 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9213 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9214 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9215 __builtin_ia32_aeskeygenassist128 and
9216 __builtin_ia32_pclmulqdq128.
9217 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9218 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9219 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9221 * config/i386/i386.h (TARGET_AES): New.
9222 (TARGET_PCLMUL): Likewise.
9223 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9225 * config/i386/i386.md (UNSPEC_AESENC): New.
9226 (UNSPEC_AESENCLAST): Likewise.
9227 (UNSPEC_AESDEC): Likewise.
9228 (UNSPEC_AESDECLAST): Likewise.
9229 (UNSPEC_AESIMC): Likewise.
9230 (UNSPEC_AESKEYGENASSIST): Likewise.
9231 (UNSPEC_PCLMUL): Likewise.
9233 * config/i386/i386.opt (maes): New.
9234 (mpclmul): Likewise.
9236 * config/i386/sse.md (aesenc): New pattern.
9237 (aesenclast): Likewise.
9239 (aesdeclast): Likewise.
9241 (aeskeygenassist): Likewise.
9242 (pclmulqdq): Likewise.
9244 * config/i386/wmmintrin.h: New.
9246 * doc/extend.texi: Document AES and PCLMUL built-in function.
9248 * doc/invoke.texi: Document -maes and -mpclmul.
9250 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9252 * function.c (free_after_parsing): Replace with
9253 cxx_push_function_context from C++ front-end.
9254 (allocate_struct_function): Don't call langhook.
9255 * langhooks.h (struct lang_hooks_for_functions): Delete.
9256 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9258 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9259 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9260 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9261 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9262 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9263 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9264 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9266 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9267 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9269 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9272 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9275 2008-04-04 Richard Guenther <rguenther@suse.de>
9278 * fold-const.c (optimize_minmax_comparison): Use the correct
9279 type for the constant in the simplified comparison.
9281 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9283 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9284 Pass L2 size as "--param l2-cache-size" to the compiler.
9285 (decode_l2_cache): New function to decode L2 cache parameters using
9286 0x8000006 extended cpuid function.
9287 (detect_caches_amd): Determine parameters of L2 cache using
9288 decode_l2_caches function.
9289 (decode_caches_intel): Decode L2 cache parameters.
9290 (detect_caches_intel): Determine L2 cache parameters using
9291 decode_caches_intel and decode_l2_caches functions.
9293 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9295 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9296 secondary input reload for subword loads from the constant pool.
9298 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9301 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9302 constants of the appropriate size for runtime calculations.
9305 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9306 decimal-float literal constant zero.
9308 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9311 * c-parser.c (c_parser_omp_atomic): Call
9312 default_function_array_conversion on the RHS.
9315 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9316 call is_variable_sized if decl has incomplete type.
9318 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9320 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9322 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9324 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9326 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9327 (sgt<u>): Merge sgt and sgtu into new expander.
9328 (sgt, sgtu): Remove expanders.
9329 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9330 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9331 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9332 *sgtu_<mode>_mips16 into new pattern.
9333 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9334 (sge<u>): Merge sge and sgeu into new expander.
9335 (sge, sgeu): Remove expanders.
9336 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9338 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9339 (slt<u>): Merge slt and sltu into new expander.
9340 (slt, sltu): Remove expanders.
9341 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9342 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9343 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9344 *sltu_<mode>_mips16 into new pattern.
9345 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9346 (sle<u>): Merge sle and sleu into new expander.
9347 (sle, sleu): Remove expanders.
9348 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9349 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9350 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9351 *sleu_<mode>_mips16 into new pattern.
9352 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9354 2008-04-03 Jan Hubicka <jh@suse.cz>
9356 PR tree-optimization/35795
9357 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9358 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9359 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9360 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9361 * score/score3.c (score3_output_mi_thunk): Likewise.
9362 * score/score7.c (score7_output_mi_thunk): Likewise.
9363 * mips/mips.c (mips_output_mi_thunk): Likewise.
9365 2008-04-03 Richard Guenther <rguenther@suse.de>
9367 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9368 conversions. Simplify code.
9370 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9372 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9374 2008-04-03 Tom Tromey <tromey@redhat.com>
9375 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9377 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9378 * config/bfin/t-bfin-linux (generated_files): Add
9379 linux-sysroot-suffix.h.
9380 * doc/install.texi (Prerequisites): Require make 3.80.
9381 * doc/sourcebuild.texi (Front End Directory): Document new
9383 * Makefile.in (generated_files): New variable.
9384 (ALL_HOST_OBJS): New variable.
9385 ($(ALL_HOST_OBJS)): New target.
9387 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9389 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9390 (remap_block): Call id->transform_lang_insert_block instead
9392 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9393 Set id.transform_lang_insert_block to NULL.
9394 (clone_body): Move to cp/optimize.c
9395 * tree-inline.h (struct copy_body_data): Change
9396 transform_lang_insert_block to function pointer.
9397 (copy_generic_body, copy_decl_no_change): Export.
9398 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9399 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9400 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9402 * c-tree.h (insert_block): Kill.
9403 * c-decl.c (insert_block): Kill.
9405 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9407 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9408 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9409 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9411 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9412 argument, call {push,pop}_function_context from here.
9413 * c-parser.c: Use c_{push,pop}_function_context.
9415 * function.c (push_function_context_to): Move meat ...
9416 (push_function_context): ... here. Simplify.
9417 * function.c (pop_function_context_from): Move meat ...
9418 (pop_function_context): ... here. Simplify.
9419 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9421 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9422 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9423 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9424 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9426 2008-04-03 Ben Elliston <bje@au.ibm.com>
9428 * expmed.c (extract_force_align_mem_bit_field): Remove.
9430 2008-04-03 Richard Guenther <rguenther@suse.de>
9433 * expr.h (try_casesi): Adjust prototype.
9434 * expr.c (try_casesi): Take fallback label as extra parameter.
9435 Use that for gen_casesi if default_label is NULL.
9436 * stmt.c (expand_case): Pass fallback label to try_casesi,
9437 make sure to fill gaps with a fallback label if default_label
9440 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9443 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9445 2008-04-03 Ben Elliston <bje@au.ibm.com>
9447 * expmed.c (extract_split_bit_field): Remove if (0) code.
9448 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9449 (do_ds_constraint): Likewise.
9451 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9453 * doc/cppopts.texi (-dU): Document.
9454 * c-common.h (flag_dump_macros): Update comment.
9455 * c-opts.c (handle_OPT_d): Handle -dU.
9456 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9457 dump_queued_macros, cb_used_define, cb_used_undef): New.
9458 (init_pp_output): Handle -dU.
9459 (cb_line_change): Call dump_queued_macros.
9460 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9462 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9464 * config/avr/predicates.md (io_address_operand): New predicate.
9465 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9466 * config/avr/avr.c (avr_io_address_p): Remove function.
9467 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9468 'avr_io_address_p' function.
9469 (out_movhi_r_mr): (Ditto.).
9470 (out_movqi_mr_r): (Ditto.).
9471 (out_movhi_mr_r): (Ditto.).
9472 (avr_address_cost): (Ditto.).
9474 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9477 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9478 in 32bit mode when XMM registers are available to avoid store
9480 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9481 corresponding post-reload splitters.
9483 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9485 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9486 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9487 __builtin_ia32_roundss.
9488 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9489 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9490 __builtin_ia32_roundss.
9491 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9492 IX86_BUILTIN_SHUFPD here.
9494 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9496 * config/i386/i386.md (plogic): New.
9497 (plogicprefix): Likewise.
9499 * config/i386/mmx.md (mmx_<code><mode>3): New.
9500 (mmx_and<mode>3): Removed.
9501 (mmx_ior<mode>3): Likewise.
9502 (mmx_xor<mode>3): Likewise.
9504 * config/i386/sse.md (<code><mode>3): New.
9505 (*<code><mode>3): Likewise.
9506 (*<code><mode>3): Likewise.
9507 (<code><mode>3): Likewise.
9508 (*sse_<code><mode>3): Likewise.
9509 (*sse2_<code><mode>3): Likewise.
9510 (<code>tf3): Likewise.
9511 (*<code>tf3): Likewise.
9512 (and<mode>3): Likewise.
9513 (*and<mode>3): Likewise.
9514 (ior<mode>3): Removed.
9515 (*ior<mode>3): Likewise.
9516 (xor<mode>3): Likewise.
9517 (*xor<mode>3): Likewise.
9518 (*and<mode>3): Likewise.
9519 (*ior<mode>3): Likewise.
9520 (*xor<mode>3): Likewise.
9521 (and<mode>3): Likewise.
9522 (*sse_and<mode>3): Likewise.
9523 (*sse2_and<mode>3): Likewise.
9525 (*andtf3): Likewise.
9526 (ior<mode>3): Likewise.
9527 (*sse_ior<mode>3): Likewise.
9528 (*sse2_ior<mode>3): Likewise.
9530 (*iortf3): Likewise.
9531 (xor<mode>3): Likewise.
9532 (*sse_xor<mode>3): Likewise.
9533 (*sse2_xor<mode>3): Likewise.
9535 (*xortf3): Likewise.
9537 2008-04-02 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/14495
9540 PR tree-optimization/34793
9541 * tree-vrp.c (struct switch_update): New structure.
9542 (to_remove_edges, to_update_switch_stmts): New VECs.
9543 (simplify_switch_using_ranges): New function. Remove not taken
9544 case labels and edges.
9545 (simplify_stmt_using_ranges): Call it.
9546 (identify_jump_threads): Mark edges we have queued for removal
9547 so we don't thread them.
9548 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9550 * tree-cfg.c (group_case_labels): Deal with missing default label.
9551 (tree_verify_flow_info): Allow missing default label.
9552 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9553 (emit_case_nodes): Likewise.
9554 (expand_case): Do not rely on the default label to be present.
9555 * expr.c (try_casesi): Deal with NULL default_label.
9556 (do_tablejump): Likewise.
9558 2008-04-02 Richard Guenther <rguenther@suse.de>
9560 PR tree-optimization/14495
9561 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9562 SWITCH_EXPR here ...
9563 (vrp_visit_switch_stmt): ... but here (new function).
9564 (find_case_label_index): New helper function.
9565 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9567 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9569 * fwprop.c: Fix ISO-C99ism.
9571 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9574 * Makefile.in (objdir): Set it here.
9575 * configure.ac: Not here. Find dynamic linker characteristics.
9576 * exec-tool.in: Use them.
9577 * aclocal.m4: Regenerate.
9578 * configure: Regenerate.
9580 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9582 * expr.c (expand_var): Delete it.
9583 * expr.h (expand_var): Delete prototype.
9584 * function.c (expand_function_start): Use expand_decl instead.
9585 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9588 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9590 PR rtl-optimization/35542
9591 * fwprop.c (forward_propagate_and_simplify): Replace
9592 loc_reg_mentioned_in_p with reg_mentioned_p.
9594 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9596 PR rtl-optimization/35281
9597 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9598 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9599 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9600 (varying_mem_p): Move above propagate_rtx.
9601 (all_uses_available_at): Do not check MEMs.
9603 2008-04-02 Rafael Espindola <espindola@google.com>
9605 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9606 (register_edge_assert_for_2): Split the cond argument.
9607 (register_edge_assert_for_1): Adjust for the change in
9608 register_edge_assert_for_2.
9609 (register_edge_assert_for): Split the cond argument.
9610 (find_switch_asserts): Adjust for the change in
9611 register_edge_assert_for.
9613 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9615 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9616 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9617 offsets for 64-bit mingw.
9618 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9619 abi for x86_64-pc-mingw.
9621 2008-04-02 Richard Guenther <rguenther@suse.de>
9623 * tree-vrp.c (extract_range_from_assert): Make sure to not
9624 produce range min/max with TREE_OVERFOW set.
9625 If merging a anti-range and a range keep the anti-range if
9626 the range covers all values of the type.
9627 (register_edge_assert_for_2): Only allow sign-changing
9628 conversions in detecting canonical range checks. Also
9629 register an assert for the unsigned name if useful.
9631 PR tree-optimization/35787
9632 * tree-vrp.c (vrp_val_max): New function.
9633 (vrp_val_min): Likewise.
9634 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9635 (vrp_val_is_min): Likewise.
9636 (supports_overflow_infinity): Use vrp_val_{min,max}.
9637 (negative_overflow_infinity): Likewise.
9638 (positive_overflow_infinity): Likewise.
9639 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9640 (is_positive_overflow_infinity): Likewise.
9641 (is_overflow_infinity): Likewise.
9642 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9643 vrp_val_is_{min,max}.
9644 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9645 to ranges if possible. Avoid empty ranges.
9647 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9650 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9651 the expression is a function address.
9653 2008-04-01 George Helffrich <george@gcc.gnu.org>
9655 PR fortran/35154, fortran/23057
9656 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9657 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9658 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9659 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9661 (dbxout_syms): Check for COMMON-based symbol and wrap in
9662 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9663 in bracket for efficiency.
9665 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9666 using DW_TAG_common_block + member offset.
9667 (add_pubname_string): New function.
9668 (dw_expand_expr): New function to find block name and offset for
9670 (common_check): New function to check whether symbol in Fortran COMMON.
9671 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9673 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9676 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9678 2008-04-02 Ben Elliston <bje@au.ibm.com>
9680 * config/v850/v850.md (casesi): Remove if (0) code.
9681 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9682 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9684 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9686 * config/i386/i386.md (rex64suffix): New mode attribute.
9687 (floathi<mode>2): Disable expander for SSE math.
9688 (*floathi<mode>2_1): New insn insn_and_split pattern.
9689 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9690 corresponding post-reload splitters.
9691 (*floathi<mode>2_i387): New macroized insn pattern.
9692 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9693 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9694 insn_and_split pattern.
9695 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9696 New macroized instruction patterns and corresponding post-reload
9698 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9699 and corresponding post-reload splitters.
9700 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9701 New macroized instruction patterns.
9702 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9703 macroized instruction patterns and corresponding post-reload splitters.
9704 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9705 corresponding post-reload splitters.
9706 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9707 New macroized instruction patterns.
9708 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9709 corresponding post-reload splitters.
9710 (*floatsi<mode>2_i387): New macroized instruction patterns.
9712 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9714 * config/i386/i386.md (smaxmin): New.
9715 (umaxmin): Likewise.
9716 (maxminiprefix): Likewise.
9717 (maxminfprefix): Likewise.
9718 (<code><mode>3): Likewise.
9719 (smin<mode>3): Removed.
9720 (smax<mode>3): Likewise.
9722 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9723 (mmx_<code>v4hi3): Likewise.
9724 (mmx_<code>v8qi3): Likewise.
9725 (mmx_smaxv2sf3): Removed.
9726 (mmx_sminv2sf3): Likewise.
9727 (mmx_umaxv8qi3): Likewise.
9728 (mmx_smaxv4hi3): Likewise.
9729 (mmx_uminv8qi3): Likewise.
9730 (mmx_sminv4hi3): Likewise.
9732 * config/i386/sse.md (<addsub><mode>3): New.
9733 (*<addsub><mode>3): Likewise.
9734 (<sse>_vm<addsub><mode>3): Likewise.
9735 (<maxmin><mode>3): Likewise.
9736 (*<maxmin><mode>3_finite): Likewise.
9737 (*<maxmin><mode>3): Likewise.
9738 (<sse>_vm<maxmin><mode>3): Likewise.
9739 (sse3_h<addsub>v4sf3): Likewise.
9740 (sse3_h<addsub>v2df3): Likewise.
9741 (<maxmin>v16qi3): Likewise.
9742 (*<maxmin>v16qi3): Likewise.
9743 (<maxmin>v8hi3): Likewise.
9744 (*<maxmin>v8hi3): Likewise.
9745 (*sse4_1_<maxmin><mode>3): Likewise.
9746 (*sse4_1_<maxmin><mode>3): Likewise.
9747 (add<mode>3): Removed.
9748 (*add<mode>3): Likewise.
9749 (<sse>_vmadd<mode>3): Likewise.
9750 (sub<mode>3): Likewise.
9751 (*sub<mode>3): Likewise.
9752 (<sse>_vmsub<mode>3): Likewise.
9753 (smin<mode>3): Likewise.
9754 (*smin<mode>3_finite): Likewise.
9755 (*smin<mode>3): Likewise.
9756 (<sse>_vmsmin<mode>3): Likewise.
9757 (smax<mode>3): Likewise.
9758 (*smax<mode>3_finite): Likewise.
9759 (*smax<mode>3): Likewise.
9760 (<sse>_vmsmax<mode>3): Likewise.
9761 (sse3_haddv4sf3): Likewise.
9762 (sse3_haddv2df3): Likewise.
9763 (sse3_hsubv4sf3): Likewise.
9764 (sse3_hsubv2df3): Likewise.
9765 (umaxv16qi3): Likewise.
9766 (*umaxv16qi3): Likewise.
9767 (smaxv8hi3): Likewise.
9768 (*smaxv8hi3): Likewise.
9769 (*sse4_1_smax<mode>3): Likewise.
9770 (*sse4_1_umax<mode>3): Likewise.
9771 (uminv16qi3): Likewise.
9772 (*uminv16qi3): Likewise.
9773 (sminv8hi3): Likewise.
9774 (*sminv8hi3): Likewise.
9775 (*sse4_1_smin<mode>3): Likewise.
9776 (*sse4_1_umin<mode>3): Likewise.
9778 2008-04-01 Rafael Espindola <espindola@google.com>
9780 * tree-cfg.c (verify_expr): remove in_phi.
9781 (verify_stmt): Don't call walk_tree with verify_expr. Use
9782 is_gimple_min_invariant instead of is_gimple_val.
9784 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9786 * doc/include/gpl_v3.texi: Update for manpage generation.
9787 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9789 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9790 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9791 gpl_v3.texi instead of gpl.texi.
9794 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9797 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9799 2008-04-01 Rafael Espindola <espindola@google.com>
9801 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9802 (extract_code_and_val_from_cond): Use
9803 extract_code_and_val_from_cond_with_ops.
9805 2008-04-01 Jan Hubicka <jh@suse.cz>
9807 * function.c (free_after_compilation): Free epilogue_delay_list.
9808 (prepare_function_start): Assert that previous compilation was freed.
9810 2008-04-01 Jan Hubicka <jh@suse.cz>
9811 Jim Wilson <wilson@tuliptree.org>
9812 Andreas Tobler <andreast@gcc.gnu.org>
9815 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9816 rtl.emit instead cfun->emit.
9817 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9818 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9820 2008-04-01 Ben Elliston <bje@au.ibm.com>
9822 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9824 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9826 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9828 (fprofile-use): Add var flag_profile_use
9829 * coverage.c (coverage_begin_output): Do not open a gcno file for
9830 output only if -ftest-coverage is set.
9831 Do not add getpwd() to gcda file path.
9832 (build_gcov_info): Check the new flag
9833 flag_profile_datafile_relative_path.
9834 (coverage_init): Use profile_data_prefix.
9835 Read profile counter only if flag_profile_use is set.
9836 * opts.c (common_handle_option): New option fprofile-use=,
9837 fprofile-dir=, fprofile-generate=.
9838 * toplev.c (profile_data_prefix): New variable definition.
9839 * toplev.h (profile_data_prefix): New declaration.
9840 * doc/invoke.tex (Option Summary, Optimization Options):
9843 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9845 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9846 use tmp consistently.
9849 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9850 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9851 UNSPEC_FR_RECIP_APPROX_RES.
9852 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9854 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9857 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9859 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9862 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9863 element of the vector via a pointer.
9865 2008-03-31 Ian Lance Taylor <iant@google.com>
9867 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9869 2008-03-31 Jan Hubicka <jh@suse.cz>
9871 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9872 get_arg_pointer_save_area.
9873 * expr.c (init_expr): Just clear out rtl.expr.
9874 * function.c (free_after_compilation): Clear out whole RTL structure.
9875 (get_func_frame_size): Merge into ...
9876 (get_frame_size): ... this one.
9877 (assign_stack_local_1): Merge into ...
9878 (assign_stack_local): ... this one.
9879 (expand_function_end): Update call of get_arg_pointer_save_area.
9880 (get_art_pointer_save_area): Remove cfun argument.
9881 * function.h (emit_status): regno_pointer_align does not need length
9882 attribute. Move x_regno_reg_rtx to ...
9883 (regno_reg_rtx): ... new global array.
9884 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9885 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9886 apply_args_value, forced_labels, stack_pointer_delta):
9888 (struct varasm_status): Move here from varasm.c
9889 (struct rtl_data): New. Move here some fields from struct function.
9890 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9891 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9892 used_temp_slots avail_temp_slots, temp_slot_level,
9893 nonlocal_goto_handler_labels): Update accesstors.
9894 (rtl): New global variable.
9895 (struct function): Move some fileds to rtl_data.
9896 (get_arg_pointer_save_area): Update prototype.
9897 * emit-rtl.c (rtl): Declare.
9898 (regno_reg_rtx): Declare.
9899 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9901 (gen_reg_rtx): Update.
9902 (init_virtual_regs): Do not tate emit_status argument.
9903 (init_emit): Do not allocate emit.
9904 * varasm.c (varasm_statuc): Move to function.h.
9905 (n_deferred_constatns): Update accestor.
9906 (init_varasm_status): Do not allocate varasm_status.
9907 (force_const_mem, get_pool_size, output_constant_pool): Update.
9908 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9909 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9911 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9913 PR rtl-optimization/35729
9914 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9917 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9920 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9921 load/store if memory is unaligned.
9922 (*movti_rex64): Likewise.
9924 * config/i386/predicates.md (misaligned_operand): New.
9926 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9929 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9932 2008-03-31 Jan Beulich <jbeulich@novell.com>
9934 * config/ia64/constraints.md: Add 'j' constraint.
9935 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9936 (movdi_internal): Likewise.
9938 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9941 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9943 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9946 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9947 proper error message for the third argument on blendpd and
9950 * config/i386/sse.md (blendbits): New.
9951 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9953 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9955 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9957 2008-03-30 Richard Guenther <rguenther@suse.de>
9960 * fold-const.c (fold_sign_changed_comparison): Do leave
9961 conversions to base-types alone.
9963 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9965 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9966 the link register if one altivec register is be saved.
9968 2008-03-30 Ben Elliston <bje@au.ibm.com>
9970 * final.c (final_scan_insn): Remove if (0) code.
9972 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9974 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9976 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9978 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9979 of V4SFmode to ix86_binary_operator_ok.
9981 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9983 * config/i386/i386.c (override_options): Initialize
9984 ix86_veclib_handler to ix86_veclibabi_svml when
9985 -mveclibabi=svml is used.
9986 (ix86_veclibabi_svml): New function for SVML ABI style
9987 vectorization support.
9988 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9990 2008-03-28 Rafael Espindola <espindola@google.com>
9992 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9993 (tree_binary_nonnegative_warnv_p): Make it public.
9994 (tree_single_nonnegative_warnv_p): Make it public.
9995 (tree_invalid_nonnegative_warnv_p): Make it public.
9996 (tree_unary_nonzero_warnv_p): Make it public.
9997 (tree_binary_nonzero_warnv_p): Make it public
9998 (tree_single_nonzero_warnv_p): Make it public.
9999 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
10000 (extract_range_from_binary_expr): Split the expr argument.
10001 (extract_range_from_unary_expr): Split the expr argument.
10002 (extract_range_from_comparison): Split the expr argument.
10003 (extract_range_from_expr): Use the new aux functions.
10004 (vrp_evaluate_conditional_warnv): Use
10005 vrp_evaluate_conditional_warnv_with_ops.
10006 * tree.h (tree_unary_nonzero_warnv_p): Declare.
10007 (tree_binary_nonzero_warnv_p): Declare.
10008 (tree_single_nonzero_warnv_p): Declare.
10009 (tree_expr_nonzero_warnv_p): Declare.
10010 (tree_unary_nonnegative_warnv_p): Declare.
10011 (tree_binary_nonnegative_warnv_p): Declare.
10012 (tree_single_nonnegative_warnv_p): Declare.
10013 (tree_invalid_nonnegative_warnv_p): Declare.
10015 2008-03-28 Richard Guenther <rguenther@suse.de>
10017 PR tree-optimization/30317
10018 PR tree-optimization/30911
10019 PR tree-optimization/34793
10020 * tree-vrp.c (set_and_canonicalize_value_range): New function.
10021 (struct assert_locus_d): New member EXPR.
10022 (register_new_assert_for): Add EXPR parameter to support
10023 ASSERT_EXPR <name, expr OP limit>.
10024 (register_edge_assert_for_1): Adjust callers.
10025 (find_assert_locations): Likewise.
10026 (process_assert_insertions_for): Build condition from expression.
10027 (extract_range_from_assert): Handle ASSERT_EXPRs
10028 of the form ASSERT_EXPR <name, expr OP limit>.
10029 (register_edge_assert_for_2): New helper registering
10030 asserts for comparisons. Recognize range tests of the form
10031 (unsigned)i - CST1 OP CST2.
10032 (register_edge_assert_for_1): Use it.
10033 (register_edge_assert_for): Likewise.
10034 (needs_overflow_infinity): Integer sub-types
10035 do not need overflow infinities.
10036 (vrp_val_is_max): The extreme values of integer sub-types
10037 are those of the base type.
10038 (vrp_val_is_min): Likewise.
10039 * tree.def (ASSERT_EXPR): Document extra allowed conditional
10042 2008-03-28 Nick Clifton <nickc@redhat.com>
10045 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10046 Return GENERAL_REGS for stack adjustment reloads.
10048 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10051 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
10052 const_vector when all the vectors are constant.
10054 2008-03-27 Bob Wilson <bob.wilson@acm.org>
10056 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
10058 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
10059 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
10061 (s<code>_sf): Use new scc_sf attribute for opcode names.
10063 2008-03-27 Tom Tromey <tromey@redhat.com>
10065 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
10066 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
10067 config/spu/t-spu-elf, config/i386/t-interix,
10068 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
10069 config/i386/x-darwin, config/i386/x-mingw32,
10070 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
10071 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
10072 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
10073 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
10074 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
10075 config/rs6000/x-darwin, config/rs6000/t-rs6000,
10076 config/score/t-score-elf, config/arm/t-strongarm-pe,
10077 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
10078 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
10079 Revert automatic dependency patch.
10081 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
10084 * config/i386/i386.c (ix86_function_arg_boundary): Align
10085 decimal floating point to its natural boundary.
10087 2008-03-27 Richard Guenther <rguenther@suse.de>
10089 PR middle-end/35716
10090 * fold-const.c (fold_comparison): Restrict distinct decl
10091 comparison folding to VAR_DECLs and PARM_DECLs. Do not
10092 solely rely on operand_equal_p.
10094 2008-03-27 Richard Guenther <rguenther@suse.de>
10097 * c-common.c (handle_weak_attribute): Reject combination of
10100 2008-03-27 Richard Guenther <rguenther@suse.de>
10102 PR tree-optimization/32810
10103 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
10104 conversions from DECL_INITIAL.
10105 (fold_const_aggregate_ref): Likewise from constructor elements.
10107 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
10109 * tree-affine.h (aff_combination_expand): Declare.
10110 (get_inner_reference_aff): Likewise.
10111 * tree-affine.c (aff_combination_expand): Split out from
10112 tree_to_aff_combination_expand.
10113 (get_inner_reference_aff): New function.
10114 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
10115 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
10116 (struct lim_aux_data): sm_done field removed.
10117 (mem_ref_loc_p, mem_ref_locs_p): New types.
10118 (struct mem_ref): Added id, stored, accesses_in_loop,
10119 indep_loop, dep_loop, indep_ref, dep_ref fields.
10120 Removed is_stored, locs and next fields.
10121 (memory_accesses): New variable.
10122 (movement_possibility): Do not allow moving statements
10123 that store to memory.
10124 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
10126 (determine_max_movement): For statements with memory references,
10127 find the outermost loop in that the reference is independent.
10128 (move_computations_stmt): Mark the virtual operands for renaming.
10129 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
10130 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
10131 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
10132 add_vop_ref_mapping, create_vop_ref_mapping_loop,
10133 create_vop_ref_mapping, analyze_memory_references,
10134 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
10135 get_all_locs_in_loop, ref_always_accessed_p,
10136 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
10137 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
10138 store_motion_loop, store_motion): New functions.
10139 (struct vop_to_refs_elt): New type.
10140 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
10141 memref_hash, memref_eq, hoist_memory_references): Rewritten.
10142 (schedule_sm): Replaced by...
10143 (execute_sm): ... this.
10144 (determine_lsm_ref, hoist_memory_references,
10145 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10146 find_more_ref_vops, free_mem_ref, free_mem_refs,
10147 determine_lsm_loop, determine_lsm): Removed.
10148 (tree_ssa_lim_finalize): Free data structures used by store motion.
10149 (tree_ssa_lim): Call analyze_memory_references. Use
10150 store_motion instead of determine_lsm.
10152 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10154 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10155 rename tmake_file to m68hc11/t-m68hc11.
10156 (mcore): Set inhibit_libc to true.
10157 * config.host (alpha*-dec-*vms*): Set extra_programs.
10158 (interix3*): Don't use host_xmake_file.
10159 * configure.ac: Let config.gcc override inhibit_libc.
10160 * configure: Regenerate.
10162 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10163 * config/t-openbsd-thread: Remove commented out lines.
10165 * config/x-interix: Remove.
10167 * config/m68hc11/t-m68hc11-gas: Rename to...
10168 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10170 * config/mcore/t-mcore: Remove T_CFLAGS.
10171 * config/mcore/t-mcore-pe: Likewise.
10173 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10175 * configure.ac: Replace custom __GNU_SOURCE test with
10176 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
10177 * aclocal.m4: Regenerate.
10178 * configure: Regenerate.
10179 * config.in: Regenerate.
10181 2008-03-27 Richard Guenther <rguenther@suse.de>
10183 * fold-const.c (target.h): Include.
10184 (fold_comparison): Fold comparison of addresses of decls
10185 that bind locally or of constants. Consolidate address folding code.
10186 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
10187 results from fold_binary_to_constant.
10188 (compare_values_warnv): Likewise.
10190 2008-03-27 Andrew Pinski <pinskia@gmail.com>
10192 PR middle-end/35429
10193 * fold-const.c (fold_truthop): Check for integeral types when folding
10194 a == 0 && b == 0 and a != 0 || b != 0 .
10196 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
10198 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10200 2008-03-26 Andreas Schwab <schwab@suse.de>
10202 * doc/invoke.texi: Fix use of @item vs. @itemx.
10204 2008-03-26 Tom Tromey <tromey@redhat.com>
10206 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10207 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10208 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10209 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10210 build/genconstants.o, build/genemit.o, build/genextract.o,
10211 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10212 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10215 2008-03-26 Richard Guenther <rguenther@suse.de>
10218 2008-03-26 Richard Guenther <rguenther@suse.de>
10220 * fold-const.c (target.h): Include.
10221 (fold_comparison): Fold comparison of addresses of two decls
10222 that bind locally. Consolidate address folding code.
10224 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10226 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10227 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10228 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10229 dconstsqrt2, dconstthird, dconste and/or dconst10.
10230 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10231 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10232 dconstsqrt2, dconste): Delete.
10233 (init_emit_once): Likewise. Simplify initializing dconstm1.
10235 * real.c (get_real_const): New.
10236 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10237 dconstsqrt2, dconste): Delete.
10238 (real_value_const, get_real_const): New.
10240 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10242 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10244 * config/i386/i386.c (ix86_function_arg_boundary): Check
10245 BIGGEST_ALIGNMENT instead of 128.
10246 (setup_incoming_varargs_64): Likewise.
10248 2008-03-26 Tom Tromey <tromey@redhat.com>
10250 * Makefile.in (DEPFILES): Add missing '/'.
10252 2008-03-26 Richard Guenther <rguenther@suse.de>
10254 * fold-const.c (target.h): Include.
10255 (fold_comparison): Fold comparison of addresses of two decls
10256 that bind locally. Consolidate address folding code.
10258 2008-03-26 Nick Clifton <nickc@redhat.com>
10261 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10262 not allow INT+INT as a legitimate addressing mode.
10264 2008-03-26 Richard Guenther <rguenther@suse.de>
10266 * tree-flow.h (widen_bitfield): Remove declaration.
10267 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10268 (widen_bitfield): Remove function.
10269 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10272 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10275 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10278 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10280 PR rtl-optimization/35232
10281 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10282 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10283 reg_reloaded_call_part_clobbered here.
10284 (reload_regs_reach_end_p): New function.
10285 (reload_reg_rtx_for_input): New variable.
10286 (reload_reg_rtx_for_output): Likewise.
10287 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10288 when reassigning a pseudo register. Load reloadreg from
10289 reload_reg_rtx_for_input, moving the mode and register
10291 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10292 instead of the original when deciding whether an input reload
10293 would be a no-op or whether an output reload can be deleted.
10294 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10295 when setting up new_spill_reg_store. Load it from
10296 reload_reg_rtx_for_output, moving the mode and register
10298 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10299 instead of the original when deciding whether an output reload
10300 would be a no-op. Do the same when modifying insn notes.
10301 Use rtx_equal_p instead of == to compare the registers.
10302 (inherit_piecemeal_p): Take a mode and two register numbers
10304 (emit_reload_insns): Clear new_spill_reg_store for every hard
10305 register in the reload register. Remove spill registers
10306 from reg_reloaded_valid before considering whether to record
10307 inheritance information for them. Use reload_reg_rtx_for_output
10308 instead of reg_rtx when recording output reloads. Use
10309 reload_reg_rtx_for_input instead of reg_rtx when recording
10310 input reloads. Set or clear reg_reloaded_call_part_clobbered
10311 at the same time as setting reg_reloaded_valid.
10312 (delete_output_reload): Add a new_reload_reg parameter and use it
10313 instead of rld[j].reg_rtx.
10314 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10317 2008-03-25 Tom Tromey <tromey@redhat.com>
10319 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10320 (build/genattr.o): Likewise.
10321 (build/genattrtab.o): Likewise.
10322 (build/gencodes.o): Likewise.
10323 (build/genconfig.o): Likewise.
10324 (build/genconstants.o): Likewise.
10325 (build/genemit.o): Likewise.
10326 (build/genextract.o): Likewise.
10327 (build/genflags.o): Likewise.
10329 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10331 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10332 instead of size_int for integer types.
10333 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10334 to match type of MINUS_EXPR.
10336 2008-03-25 Tom Tromey <tromey@redhat.com>
10338 * configure: Rebuilt.
10339 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10342 2008-03-25 Tom Tromey <tromey@redhat.com>
10344 * config/x-solaris (host-solaris.o): Update.
10345 * config/x-linux (host-linux.o): Update.
10346 * config/x-hpux (host-hpux.o): Update.
10347 * config/x-darwin (host-darwin.o): Update.
10348 * config/v850/t-v850e (v850-c.o): Update.
10349 * config/v850/t-v850 (v850-c.o): Update.
10350 * config/t-vxworks (vxworks.o): Update.
10351 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10352 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10353 * config/spu/t-spu-elf (spu-c.o): Update.
10355 * config/sh/t-symbian (sh-c.o): Update.
10356 (symbian.o): Update.
10357 * config/sh/t-sh (sh-c.o): Update.
10358 * config/score/t-score-elf (score7.o, score3.o): Update.
10359 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10360 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10361 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10362 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10363 (rs6000.o): Remove.
10364 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10365 * config/m32c/t-m32c (m32c-pragma.o): Update.
10366 * config/ia64/t-ia64 (ia64-c.o): Update.
10367 * config/i386/x-mingw32 (host-mingw32.o): Update.
10368 * config/i386/x-i386 (driver-i386.o): Update.
10369 * config/i386/x-darwin (host-i386-darwin.o): Update.
10370 * config/i386/x-cygwin (host-cygwin.o): Update.
10371 * config/i386/t-nwld (nwld.o): Update.
10372 * config/i386/t-netware (netware.o): Update.
10373 * config/i386/t-interix (winnt.o): Update.
10374 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10375 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10376 msformat-c.o): Update.
10377 * config/bfin/t-bfin-linux (generated_files): Add
10378 linux-sysroot-suffix.h.
10379 * config/arm/t-wince-pe (pe.o): Update.
10380 * config/arm/t-strongarm-pe (pe.o): Update.
10381 * config/arm/t-pe (pe.o): Update.
10382 * config/arm/t-arm (arm-c.o): Update.
10383 * doc/install.texi (Prerequisites): Require make 3.80.
10384 * Makefile.in: Remove .o targets.
10385 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10386 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10387 (simple_generated_h, simple_generated_c): Move earlier.
10388 (generated_files): New variable.
10389 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10390 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10391 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10392 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10393 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10394 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10395 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10396 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10397 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10398 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10399 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10400 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10402 (COMPILE.base, COMPILE): New variables.
10403 (%.o): New pattern rule.
10404 (ALL_HOST_OBJS): New variable.
10405 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10406 (dummy-checksum.o, cc1-checksum.o): Remove.
10407 (DRIVER_SHLIB): New variable.
10408 (DRIVER_DEFINES): Use it.
10409 (gencondmd.c): Move out of build/.
10410 (s-conditions): Update.
10411 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10412 (ALL_BUILD_OBJS): Likewise.
10413 (build/%.o): Use BUILDCOMPILE.
10414 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10415 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10416 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10417 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10418 build/genconfig.o, build/genconstants.o, build/genemit.o,
10419 build/genextract.o, build/genflags.o, build/genmddeps.o,
10420 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10421 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10422 build/gen-protos.o, build/scan.o, build/fix-header.o,
10423 build/scan-decls.o): Simplify.
10424 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10425 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10426 prefix.o, toplev.o): Reduce to variable setting.
10427 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10428 ($(out_object_file), gcc-options.o): New targets.
10429 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10430 * configure: Rebuilt.
10431 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10432 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10434 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10436 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10437 complain when we hit an error, return ERROR_MARK_NODE.
10439 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10441 * config/sh/constraints.md (Pso, Psz): New constraints.
10442 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10443 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10445 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10447 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10448 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10450 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10452 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10453 (prefetch_sh2a): New.
10455 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10456 Naveen.H.S <naveen.hs@kpitcummins.com>
10458 * config/sh/constraints.md (I28): New constraint.
10459 * config/sh/sh.c (broken_move): Add support for movi20s.
10460 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10462 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10463 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10464 Naveen.H.S <naveen.hs@kpitcummins.com>
10466 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10467 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10468 (print_operand): Handle resbank in %@ operand code.
10469 (sh_encode_section_info): New.
10470 (push_regs): Add conditions for resbank.
10471 (sh_expand_epilogue): Likewise.
10472 (sh_insert_attributes): Likewise.
10473 (sh_attribute_table): Likewise.
10474 (sh_handle_resbank_handler_attribute): New.
10475 (sh2a_handle_function_vector_handler_attribute): New.
10476 (sh2a_is_function_vector_call): New.
10477 (sh2a_get_function_vector_number): New.
10478 (sh2a_function_vector_p): New.
10479 (sh_cfun_resbank_handler_p): New.
10480 * config/sh/sh.md (calli): Emit jsr/n if possible.
10481 (calli_tbr_rel): New.
10482 (calli_pcrel): Emit jsr/n if possible.
10483 (return_i): Emit rts/n if possible.
10484 (call_valuei_tbr_rel): New.
10485 (call_valuei_pcrel): Add condition for SH2A target.
10486 (call_value): Likewise.
10487 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10488 (sh2a_get_function_vector_number): Likewise.
10489 (sh2a_is_function_vector_call): Likewise.
10490 * doc/extend.texi: Document TBR relative addressing of SH2A.
10491 (resbank): Add description for SH2A.
10493 2008-03-24 Richard Guenther <rguenther@suse.de>
10496 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10497 pointer assignments change conversions according to middle-end rules.
10498 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10499 * configure.ac: Include type checking in yes.
10500 * configure: Regenerate.
10502 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10504 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10505 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10507 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10509 * gthr-vxworks.h (UNUSED): Define.
10511 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10513 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10515 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10517 * doc/extend.texi (Function Attributes): Add missing comma in the
10518 example of the "alloc_size" attribute.
10520 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10523 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10525 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10528 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10531 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10532 of the underlying type of a MS bitfield layout to the natural
10533 alignment of the type.
10535 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10537 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10538 to their natural alignment to avoid store forwarding stalls.
10540 2008-03-22 Richard Guenther <rguenther@suse.de>
10542 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10543 For PHI nodes verify the address is invariant.
10544 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10545 (get_symbol_constant_value): Use is_gimple_min_invariant.
10546 (maybe_fold_stmt_indirect): Likewise.
10548 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10550 PR rtl-optimization/33927
10551 * Makefile.in (dse.o): Depend on $(TM_P_H).
10552 * expr.h (extract_low_bits): Declare.
10553 * expmed.c (extract_low_bits): New function.
10554 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10555 * dse.c: Include tm_p.h.
10556 (find_shift_sequence): Remove the read_reg argument and return the
10557 read value. Emit the instructions instead of returning them.
10558 Iterate on new_mode rather than calculating it each time.
10559 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10560 source to NEW_MODE and extract_low_bits to convert the shifted
10561 value to READ_MODE.
10562 (replace_read): Allow the load and store to have different mode
10563 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10564 or extraction instructions before trying the replacement. Update
10565 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10567 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10569 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10570 to their natural alignment to avoid store forwarding stalls.
10572 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10575 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10576 encouraging but not allowing gprs for input;
10577 change the input constraint to !f#r.
10578 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10580 change the output constraint to !f#r.
10582 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10585 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10586 corresponding post-reload splitters.
10587 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10588 when x87 FP math is selected.
10589 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10590 New function prototype.
10591 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10592 unreachable function to ease macroization of insn patterns.
10594 2008-03-21 Martin Jambor <mjambor@suse.cz>
10596 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10597 reference dumps if ddr is NULL or dependence is unknown.
10599 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10601 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10602 unsigned extension into account.
10603 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10604 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10605 Do computations on a scratch register.
10607 2008-03-21 Richard Guenther <rguenther@suse.de>
10609 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10610 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10611 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10612 * tree-ssa-dom.c (record_equality): Likewise.
10613 * tree-inline.c (copy_body_r): Likewise.
10614 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10617 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10619 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10620 as 'delete_unused' argument.
10622 2008-03-20 Richard Guenther <rguenther@suse.de>
10624 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10625 special casing of constant qualifiers.
10626 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10627 care about them in general.
10628 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10629 regardless of their type.
10630 (fold_stmt_r): Forcefully fold *& if we end up with that.
10632 2008-03-20 Paul Brook <paul@codesourcery.com>
10634 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10635 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10637 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10639 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10640 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10642 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10644 * common.opt (Wmudflap): New option.
10645 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10646 (mx_register_decls): Likewise.
10647 (mudflap_finish_file): Likewise.
10648 * doc/invoke.texi: Document -Wno-mudflap.
10650 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10652 * c-format.c (replace_format_name_to_system_name): New.
10653 (cmp_attribs): New.
10654 (convert_format_name_to_system_name): New.
10655 (decode_format_attr): Add use of convert_format_name_to_system_name.
10656 (format_types_orig): Add gnu_ prefix to names.
10657 (check_format_info_main): Special treating of \0 escaped names for
10658 supporting multi-character format specifiers as I32, I64.
10659 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10660 (gnu_target_overrides_format_attributes): New.
10661 * c-format.h: Add structure target_ovr_attr to hold
10662 system specific formatter names.
10663 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10664 msformat-c.o file to c_target_objs and cxx_target_objs.
10665 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10666 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10667 (TARGET_N_FORMAT_TYPES): New.
10668 * config/i386/msformat-c.c: New.
10669 * config/i386/t-cygming: Add build rule for msformat-c.o.
10670 * doc/extend.texi: Add new format names gnu_* and ms_* and
10672 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10674 2008-03-20 Ira Rosen <irar@il.ibm.com>
10676 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10677 optimizations turned on under -O3.
10678 (ftree-vectorize): Add that the flag is turned on with -O3.
10680 2008-03-20 Ben Elliston <bje@au.ibm.com>
10682 * regmove.c (try_auto_increment): Fix spelling error in comment.
10683 * final.c (final_scan_insn): Likewise.
10685 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10689 allocator preferences for "y" and "r" class registers.
10690 ("*mov<mode>_internal"): Ditto.
10691 ("*movv2sf_internal_rex64"): Ditto.
10692 ("*movv2sf_internal"): Ditto.
10694 2008-03-19 Michael Matz <matz@suse.de>
10696 PR middle-end/35616
10697 * calls.c (expand_call): Check overlap of arguments with call
10698 address for sibcalls.
10700 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10703 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10704 of the underlying type of a MS bitfield layout to the natural
10705 alignment of the type.
10707 2008-03-19 Jan Hubicka <jh@suse.cz>
10710 * toplev.c (decode_d_option): Handle all CPP flags.
10711 * tree-vrp.c: Update tree_pass descriptors.
10712 * regrename.c: Update tree_pass descriptors.
10713 * fwprop.c: Update tree_pass descriptors.
10714 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10715 * tree-into-ssa.c: Update tree_pass descriptors.
10716 * tree-dump.c: Update tree_pass descriptors.
10717 * tree-complex.c: Update tree_pass descriptors.
10718 * tree-dump.h: Update tree_pass descriptors.
10719 * see.c: Update tree_pass descriptors.
10720 * cgraphbuild.c: Update tree_pass descriptors.
10721 * tracer.c: Update tree_pass descriptors.
10722 * tree-loop-distribution.c: Update tree_pass descriptors.
10723 * cgraph.c: Update tree_pass descriptors.
10724 * postreload-gcse.c: Update tree_pass descriptors.
10725 * postreload.c: Update tree_pass descriptors.
10726 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10727 * tree-tailcall.c: Update tree_pass descriptors.
10728 * tree-pass.h (tree_opt_pass): Rename to ...
10729 (opt_pass) ... this one; add "type" field and remove letter field.
10730 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10731 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10732 all_lowering_passes): Update declaration.
10733 * ipa-cp.c: Update tree_pass descriptors.
10734 * final.c: Update tree_pass descriptors.
10735 * omp-low.c: Update tree_pass descriptors.
10736 * tree-ssa-dse.c: Update tree_pass descriptors.
10737 * ipa-reference.c: Update tree_pass descriptors.
10738 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10739 * auto-inc-dec.c: Update tree_pass descriptors.
10740 * reorg.c: Update tree_pass descriptors.
10741 * cgraphunit.c: Update tree_pass descriptors.
10742 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10743 * tree-ssa-ccp.c: Update tree_pass descriptors.
10744 * df-core.c: Update tree_pass descriptors.
10745 * mode-switching.c: Update tree_pass descriptors.
10746 * tree-nomudflap.c: Update tree_pass descriptors.
10747 * modulo-sched.c: Update tree_pass descriptors.
10748 * ipa-pure-const.c: Update tree_pass descriptors.
10749 * cse.c: Update tree_pass descriptors.
10750 * web.c: Update tree_pass descriptors.
10751 * tree-stdarg.c: Update tree_pass descriptors.
10752 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10753 * tree-ssa-dom.c: Update tree_pass descriptors.
10754 * tree-nrv.c: Update tree_pass descriptors.
10755 * tree-ssa-alias.c: Update tree_pass descriptors.
10756 * loop-init.c: Update tree_pass descriptors.
10757 * gimple-low.c: Update tree_pass descriptors.
10758 * ipa-inline.c: Update tree_pass descriptors.
10759 * tree-ssa-sink.c: Update tree_pass descriptors.
10760 * global.c: Update tree_pass descriptors.
10761 * ifcvt.c: Update tree_pass descriptors.
10762 * jump.c: Update tree_pass descriptors.
10763 * predict.c: Update tree_pass descriptors.
10764 * tree-ssa-loop.c: Update tree_pass descriptors.
10765 * recog.c: Update tree_pass descriptors.
10766 * dse.c: Update tree_pass descriptors.
10767 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10768 * tree-eh.c: Update tree_pass descriptors.
10769 * regmove.c: Update tree_pass descriptors.
10771 * function.c: Update tree_pass descriptors.
10772 * tree-vectorizer.c: Update tree_pass descriptors.
10773 * gcse.c: Update tree_pass descriptors.
10774 * ipa-type-escape.c: Update tree_pass descriptors.
10775 * tree-if-conv.c: Update tree_pass descriptors.
10776 * init-regs.c: Update tree_pass descriptors.
10777 * ipa.c: Update tree_pass descriptors.
10778 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10779 * rtl-factoring.c: Update tree_pass descriptors.
10780 * lower-subreg.c: Update tree_pass descriptors.
10781 * bt-load.c: Update tree_pass descriptors.
10782 * tree-dfa.c: Update tree_pass descriptors.
10783 * except.c: Update tree_pass descriptors.
10784 * emit-rtl.c: Update tree_pass descriptors.
10785 * cfgexpand.c: Update tree_pass descriptors.
10786 * tree-cfgcleanup.c: Update tree_pass descriptors.
10787 * cfgcleanup.c: Update tree_pass descriptors.
10788 * tree-ssa-pre.c: Update tree_pass descriptors.
10789 * tree-sra.c: Update tree_pass descriptors.
10790 * tree-mudflap.c: Update tree_pass descriptors.
10791 * tree-ssa-copy.c: Update tree_pass descriptors.
10792 * cfglayout.c: Update tree_pass descriptors.
10793 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10794 * tree-ssa-dce.c: Update tree_pass descriptors.
10795 * tree-ssa.c: Update tree_pass descriptors.
10796 * regclass.c: Update tree_pass descriptors.
10797 * integrate.c: Update tree_pass descriptors.
10798 * tree-optimize.c: Update tree_pass descriptors.
10799 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10800 * tree-object-size.c: Update tree_pass descriptors.
10801 * combine.c: Update tree_pass descriptors.
10802 * tree-outof-ssa.c: Update tree_pass descriptors.
10803 * bb-reorder.c: Update tree_pass descriptors.
10804 * stack-ptr-mod.c: Update tree_pass descriptors.
10805 * var-tracking.c: Update tree_pass descriptors.
10806 * tree-profile.c: Update tree_pass descriptors.
10807 * tree-vect-generic.c: Update tree_pass descriptors.
10808 * reg-stack.c: Update tree_pass descriptors.
10809 * sched-rgn.c: Update tree_pass descriptors.
10810 * tree-ssa-structalias.c: Update tree_pass descriptors.
10811 * tree-cfg.c: Update tree_pass descriptors.
10812 * passes.c (current_pass): Update declaration.
10813 (finish_optimization_passes): Update.
10814 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10815 (register_one_dump_file, register_dump_files_1, next_pass_1):
10817 (init_optimization_passes): Update handling of new types.
10818 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10819 * ipa-struct-reorg.c: Update tree_pass descriptors.
10820 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10821 * combine-stack-adj.c: Update tree_pass descriptors.
10822 * cfgrtl.c: Update tree_pass descriptors.
10823 * dce.c: Update tree_pass descriptors.
10824 * tree-ssanames.c: Update tree_pass descriptors.
10826 2008-03-19 Richard Guenther <rguenther@suse.de>
10828 PR middle-end/35609
10829 * tree-ssa.c (walk_data): New structure.
10830 (warn_uninitialized_var): If not always_executed warn with "maybe"
10832 (execute_early_warn_uninitialized): Compute post-dominators.
10833 Initialize always_executed before processing each basic block.
10835 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10838 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10839 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10841 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10843 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10845 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10847 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10849 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10850 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10851 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10852 target after ignore has been set, and move there also the commputation
10853 of subtarget and original_target.
10854 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10855 (LANG_HOOKS_INITIALIZER): Remove it.
10856 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10858 2008-03-18 Richard Guenther <rguenther@suse.de>
10860 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10861 found an expression with constants, note that in the VN for the lhs.
10862 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10863 fold them to constants if possible. Run cleanup_cfg if done so.
10864 (execute_pre): Return todo.
10865 (do_pre): Likewise.
10866 (execute_fre): Likewise.
10867 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10869 (get_prop_source_stmt): Look through pointer conversions.
10871 2008-03-18 Jan Hubicka <jh@suse.cz>
10873 * tree-pretty-print.c: Include predict.h.
10874 (dump_generic_node): Dump predictor.
10875 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10876 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10877 * gimple-low.c (lower_stmt): Likewise.
10878 * expr.c (expand_expr_real): Likewise.
10879 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10881 (build_predict_expr, build_predict_expr): New.
10882 * predict.h (predictor_name, build_predict_expr): Update.
10883 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10884 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10885 * predict.def (PRED_CONTINUE): Update hitrate.
10886 * tree.def (PREDICT_EXPR): Define.
10887 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10888 do not handle BIND_EXPR.
10889 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10890 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10891 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10894 2008-03-18 Michael Matz <matz@suse.de>
10896 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10898 2008-03-18 Richard Guenther <rguenther@suse.de>
10900 * tree-gimple.h (is_gimple_invariant_address): Declare.
10901 (is_gimple_constant): Likewise.
10902 * tree-gimple.c (is_gimple_constant): New function.
10903 (is_gimple_invariant_address): Likewise.
10904 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10905 and is_gimple_invariant_address.
10906 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10908 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10909 an addressable base.
10911 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10913 PR middle-end/35611
10914 * gimplify.c (gimplify_expr): Gimplify second operand of
10917 2008-03-17 Richard Guenther <rguenther@suse.de>
10919 PR tree-optimization/19637
10920 * fold-const.c (fold_unary): Remove restrictions of removing
10921 intermediate pointer-conversions (P2)(P1)P0.
10922 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10923 conversion to void pointer.
10924 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10926 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10929 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10930 emulated thread local variables.
10932 2008-03-16 Richard Guenther <rguenther@suse.de>
10934 PR middle-end/35607
10935 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10936 expand TREE_INVARIANT operations that are not gimple invariant.
10938 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10940 * doc/extend.texi (Alignment): Say that the ABI controls
10941 the __alignof__ for non-strict-alignment targets rather
10942 than being a recommendation.
10944 2008-03-15 Paul Brook <paul@codesourcery.com>
10946 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10948 (arm_output_fn_unwind): Mark functions that can not be unwound.
10950 2008-03-15 Paul Brook <paul@codesourcery.com>
10952 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10953 extension instructions.
10955 2008-03-15 Richard Guenther <rguenther@suse.de>
10957 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10958 and fold constant aggregate refs.
10959 (fold_const_aggregate_ref): Handle string constants
10960 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10961 (evaluate_stmt): Simplify now that ccp_fold folds constant
10964 2008-03-15 Paul Brook <paul@codesourcery.com>
10966 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10967 (extzv): Use gen_extzv_t2.
10968 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10970 2008-03-15 Richard Guenther <rguenther@suse.de>
10972 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10973 (fold_const_aggregate_ref): Likewise.
10974 (get_value): Return NULL if we don't have any values.
10975 (ccp_finalize): Set const_val to NULL after freeing it.
10976 * tree-flow.h (get_symbol_constant_value): Declare.
10977 (fold_const_aggregate_ref): Likewise.
10978 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10980 2008-03-15 Richard Guenther <rguenther@suse.de>
10982 PR middle-end/35593
10983 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10984 to not produce negative array indices if not allowed. Add
10985 parameter to indicate that.
10986 (maybe_fold_offset_to_component_ref): Allow negative array
10987 indices only for the first member of a structure.
10988 (maybe_fold_offset_to_reference): Allow negative array indices.
10989 (maybe_fold_stmt_addition): Likewise.
10991 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10992 Anatoly Sokolov <aesok@post.ru>
10994 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10995 (avr_arch): Add ARCH_AVR6.
10996 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10997 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10998 instead of fixed value 2.
10999 (print_operand_address): Use gs() asm specifier instead of pm().
11000 (avr_assemble_integer): (Ditto.).
11001 (avr_output_addr_vec_elt): (Ditto.).
11002 (print_operand): Handle "!" code.
11003 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
11004 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
11005 (AVR_HAVE_EIJMP_EICALL): Define.
11006 (AVR_3_BYTE_PC): Redefine.
11007 (AVR_2_BYTE_PC): (Ditto.).
11008 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
11009 (LINK_SPEC): Add atmega2560 and atmega2561.
11010 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
11012 * config/avr/avr.md (call_insn): Use eicall instead of icall
11013 for 3 byte PC devices.
11014 (call_value_insn): (Ditto.).
11015 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
11016 (indirect_jump): Use only for for 2 byte PC devices.
11017 (*tablejump): (Ditto.).
11018 (*indirect_jump_avr6): Add insn.
11019 (*tablejump_rjmp): Don't use for 3 byte PC devices.
11020 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
11021 instead of ijmp for 3 byte PC devices.
11022 (__tablejump2__): (Ditto.).
11023 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
11024 (MULITLIB_DIRNAMES): (Ditto.).
11025 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
11027 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
11029 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
11030 "sse2_umulsidi3". Use V1DI mode for operand 0.
11031 ("mmx_psadbw"): Use V1DI mode for operand 0.
11032 * config/i386/i386-modes.def (V1SI): New vector mode.
11033 * config/i386/i386.c (struct builtin_description)
11034 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
11035 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
11036 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
11037 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
11038 v1di_ftype_v8qi_v8qi type.
11039 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
11041 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
11042 __builtin_ia32_pmuludq]: Fix the mode of return value.
11044 2008-03-15 Richard Guenther <rguenther@suse.de>
11046 PR middle-end/35595
11047 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
11050 2008-03-14 Bob Wilson <bob.wilson@acm.org>
11052 * doc/invoke.texi (Option Summary, Xtensa Options): Document
11053 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
11054 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
11055 unless TARGET_SERIALIZE_VOLATILE is enabled.
11056 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
11057 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
11058 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
11060 2008-03-14 Richard Guenther <rguenther@suse.de>
11062 PR tree-optimization/34172
11063 * tree-flow.h (refs_may_alias_p): Declare.
11064 (get_single_def_stmt): Likewise.
11065 (get_single_def_stmt_from_phi): Likewise.
11066 (get_single_def_stmt_with_phi): Likewise.
11067 * tree-dfa.c (refs_may_alias_p): New function.
11068 (get_single_def_stmt): Likewise.
11069 (get_single_def_stmt_from_phi): Likewise.
11070 (get_single_def_stmt_with_phi): Likewise.
11071 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
11072 (vn_reference_lookup_1): New helper function.
11073 (vn_reference_lookup): Walk the virtual use-def chain to
11074 continue searching for a match if the def does not alias the
11075 reference we are looking for.
11077 2008-03-14 David Edelsohn <edelsohn@gnu.org>
11079 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
11080 archive and Perzl. Update The Written Word listing.
11082 2008-03-14 Richard Guenther <rguenther@suse.de>
11084 PR tree-optimization/34043
11085 PR tree-optimization/33989
11086 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
11088 (bitmap_find_leader): Use extra argument to verify dominance
11089 relationship inside a basic-block.
11090 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
11091 (find_leader_in_sets): Adjust.
11092 (create_component_ref_by_pieces): Take extra argument for
11093 dominance check, handle lookup failures.
11094 (find_or_generate_expression): Likewise.
11095 (create_expression_by_pieces): Likewise.
11096 (insert_into_preds_of_block): Adjust.
11097 (create_value_expr_from): If asked for, verify all operands
11098 are in the blocks AVAIL_OUT set.
11099 (make_values_for_stmt): Check for SSA_NAMEs that are life
11100 over an abnormal edge.
11101 (compute_avail): Remove such check.
11102 (do_SCCVN_insertion): New function.
11103 (eliminate): If we do not find a leader suitable for replacement
11104 insert a replacement expression from SCCVN if available.
11105 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
11106 (struct vn_ssa_aux): Add needs_insertion flag.
11107 * tree-ssa-sccvn.c (may_insert): New global flag.
11108 (copy_reference_ops_from_ref): Value-number union member access
11109 based on its size, not type and member if insertion is allowed.
11110 (visit_reference_op_load): For a weak match from union type
11111 punning lookup a view-converted value and insert a SSA_NAME
11112 for that value if that is not found.
11113 (visit_use): Make dumps shorter. Do not disallow value numbering
11114 SSA_NAMEs that are life over an abnormal edge to constants.
11115 (free_scc_vn): Release inserted SSA_NAMEs.
11116 (run_scc_vn): New flag to specify whether insertion is allowed.
11117 Process SSA_NAMEs in forward order.
11118 * tree-ssa-loop-im.c (for_each_index): Handle invariant
11119 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
11120 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
11121 pointer type to/from integral types that do not change the
11122 precision to regular conversions.
11124 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11126 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11127 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11128 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
11129 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
11130 input arguments and the mode of return value. Built-in functions
11131 that operate on whole 64-bit MMX register now use V1DI mode.
11133 2008-03-13 Alon Dayan <alond@il.ibm.com>
11134 Olga Golovanevsky <olga@il.ibm.com>
11136 PR tree-optimization/35041
11137 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
11138 to locate the right position in a statement.
11140 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11144 * config/i386/xmmintrin.h: Change all static inline functions to
11145 extern inline and add __gnu_inline__ attribute.
11146 * config/i386/bmintrin.h: Ditto.
11147 * config/i386/smmintrin.h: Ditto.
11148 * config/i386/tmmintrin.h: Ditto.
11149 * config/i386/mmintrin-common.h: Ditto.
11150 * config/i386/ammintrin.h: Ditto.
11151 * config/i386/emmintrin.h: Ditto.
11152 * config/i386/pmmintrin.h: Ditto.
11153 * config/i386/mmintrin.h: Ditto.
11154 * config/i386/mm3dnow.h: Ditto.
11156 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11158 PR middle-end/35185
11159 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11160 (lower_omp_2): New function.
11161 (lower_omp_1, lower_omp): Rewritten.
11163 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11166 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11167 with the phrase "Microsoft Windows compilers".
11168 (Push/Pop Macro Pragmas): New subsection. Document
11169 #pragma push_macro and pragma pop_macro.
11171 2008-03-12 Paul Brook <paul@codesourcery.com>
11173 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11175 2008-03-12 Paul Brook <paul@codesourcery.com>
11177 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
11178 (thumb2_alusi3_short): Exclude PLUS and MINUS.
11179 (thumb2_addsi_shortim): Rename ...
11180 (thumb2_addsi_short): ... to this. Allow register operands.
11181 (thumb2_subsi_short): New pattern.
11182 (thumb2_one_cmplsi2_short,
11183 thumb2_negsi2_short): New patterns and peepholes.
11185 2008-03-12 Paul Brook <paul@codesourcery.com>
11187 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
11189 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
11191 * config/i386/i386.md (int_cond): New code iterator.
11193 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
11194 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
11195 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
11196 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
11197 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
11198 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11199 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11200 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11202 2008-03-12 Paul Brook <paul@codesourcery.com>
11204 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11205 instead of {arm,thumb}_compute_save_reg_mask.
11206 (output_return_instruction): Ditto.
11207 (thumb_unexpanded_epilogue): Ditto.
11208 (thumb1_expand_prologue): Ditto.
11209 (thumb1_output_function_prologue): Ditto.
11210 (arm_set_return_address): Ditto.
11211 (thumb_set_return_address): Ditto.
11212 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11213 regs to achieve stack alignment.
11214 (thumb1_compute_save_reg_mask): Fix compiler warning.
11215 (arm_output_epilogue): Use offsets->saved_regs_mask.
11216 Adjust stack pointer by poping call clobered registers.
11217 (arm_expand_prologue): Use offsets->saved_regs_mask.
11218 Adjust stack pointer by pushing extra registers.
11219 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11221 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11224 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11225 conversion to the operands of a multiplication.
11227 2008-03-12 Richard Guenther <rguenther@suse.de>
11229 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11230 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11231 * timevar.def (TV_TREE_PHIPROP): Add.
11232 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11233 pass description. Use TV_TREE_PHIPROP.
11234 * tree-ssa-forwprop.c: Remove phiprop code.
11236 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11238 PR middle-end/35549
11239 * omp-low.c (maybe_lookup_decl): Constify first argument.
11240 (use_pointer_for_field): Change last argument from bool to
11241 omp_context *. Disallow shared copy-in/out in nested
11242 parallel if decl is shared in outer parallel too.
11243 (build_outer_var_ref, scan_sharing_clauses,
11244 lower_rec_input_clauses, lower_copyprivate_clauses,
11245 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11247 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11248 Ira Rosen <irar@il.ibm.com>
11250 * tree-vectorizer.c (free_stmt_vec_info): New function.
11251 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11252 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11253 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11254 * tree-vect-transform.c (vectorizable_conversion): Free
11255 vec_oprnds0 if it was allocated.
11256 (vect_permute_store_chain): Remove unused VECs.
11257 (vectorizable_store): Free VECs that are allocated in the..
11259 (vect_transform_strided_load, vectorizable_load): Likewise.
11260 (vect_remove_stores): Simplify the code.
11261 (vect_transform_loop): Move code to vect_remove_stores().
11262 Call vect_remove_stores() and free_stmt_vec_info().
11264 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11266 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11267 TARGET_HPUX. Revise comment.
11268 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11269 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11270 Use sr4 variant of `be' instruction when not generating PIC code.
11271 (attr_length_call): Adjust for above change.
11273 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11275 * ipa-reference.c (static_execute): Remove module_statics_const and
11276 associated setting code.
11278 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11281 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11282 predicate for operand 1.
11283 (paritysi2_cmp): Use register_operand predicate for operand 2.
11284 Use earlyclobber modifier for operand 1. Remove support for
11286 (paritydi2_cmp): Use register_operand predicate for operand 3.
11287 Use earlyclobber modifier for operand 1. Remove support for
11290 2008-03-11 Paul Brook <paul@codesourcery.com>
11291 Vladimir Prus <vladimir@codesourcery.com>
11293 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11294 (arm_compute_save_reg0_reg12_mask): Always
11295 check if register 11 must be saved. Always safe hard frame pointer
11296 when frame_pointer_needeed.
11297 (arm_compute_save_reg_mask): Save IP and PC
11298 only with apcs frames.
11299 (arm_output_epilogue): Adjust Thumb2 codepath to
11300 be also invoked and work for ARM non-apcs frames.
11301 (arm_expand_prologue): Don't bother saving IP
11302 for non-apcs frame, since it's not clobbered by
11303 prologue code. Implement non-apcs frame
11306 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11308 PR rtl-optimization/35281
11309 * expr.c (convert_move): Use a new pseudo for the intermediate
11310 from_mode->word_mode result.
11312 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11314 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11315 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11316 * toplev.c (compile_file): Don't call it.
11318 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11320 PR middle-end/35526
11321 * expr.c (store_expr): Call emit_block_move if the mode
11322 of "temp" RTX is BLKmode.
11324 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11325 Richard Guenther <rguenther@suse.de>
11327 PR tree-optimization/31358
11328 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11329 the step with a NULL_TREE.
11330 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11331 to sizetype if type is a pointer type.
11332 (add_candidate_1): Don't convert the base and step to
11333 the generic type if the orginal type is a pointer type.
11334 (add_iv_value_candidates): Use sizetype for the step
11335 if type is a pointer type.
11336 (cand_value_at): Likewise.
11337 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11339 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11340 Don't convert the tem affine to the type.
11341 (add_elt_to_tree): Use sizetype for the step if a pointer.
11342 Use POINTER_PLUS_EXPR for pointers.
11343 (aff_combination_to_tree): Use sizetype for the step if a
11346 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11348 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11349 Remove commutativity hint.
11351 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11355 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11356 errorneous type. Check that v is a VAR_DECL.
11358 PR middle-end/35099
11359 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11361 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11363 PR tree-optimization/35494
11364 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11365 may be overriden at link and run time.
11367 2008-03-10 Richard Guenther <rguenther@suse.de>
11369 PR tree-optimization/34677
11370 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11371 (poolify_tree): Likewise.
11372 (modify_expr_template): Likewise.
11373 (poolify_modify_stmt): Likewise.
11374 (insert_fake_stores): Handle all component-ref style stores
11375 in addition to INDIRECT_REF. Also handle complex types.
11376 Do not poolify the inserted load.
11377 (realify_fake_stores): Do not rebuild the tree but only
11378 make it a SSA_NAME copy.
11379 (init_pre): Remove initialzation of modify_expr_template.
11380 Do not allocate modify_expr_node_pool.
11381 (fini_pre): Do not free modify_expr_node_pool.
11383 2008-03-10 Paul Brook <paul@codesourcery.com>
11385 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11386 to avoid conflicts.
11388 2008-03-10 Paul Brook <paul@codesourcery.com>
11389 Mark Shinwell <shinwell@codesourcery.com>
11391 * config/arm/cortex-r4.md: New.
11392 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11394 * config/arm/arm.md: Include cortex-r4.md.
11395 (insn): Add smmls, sdiv and udiv values.
11396 (generic_sched): Don't use generic scheduling for Cortex-R4.
11397 (arm_issue_rate): New function.
11398 (TARGET_SCHED_ISSUE_RATE): Define.
11400 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11402 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11404 2008-03-10 Richard Guenther <rguenther@suse.de>
11406 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11407 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11409 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11411 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11412 Set default to true.
11414 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11416 * c.opt (Wsynth): Deprecate.
11417 * doc/invoke.texi (Option Summary, Warning Options): Document
11418 -Wno-format-contains-nul.
11420 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11423 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11424 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11426 2008-03-09 Ira Rosen <irar@il.ibm.com>
11428 * config/rs6000/rs6000.c (builtin_description): Rename vector
11429 left shift operations.
11430 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11431 (altivec_vsl<VI_char>): Rename to ...
11432 (ashl<mode>3): ... new name.
11433 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11435 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11437 2008-03-08 Richard Guenther <rguenther@suse.de>
11439 * coverage.h (tree_coverage_counter_addr): Declare.
11440 * coverage.c (tree_coverage_counter_addr): New function.
11441 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11442 before using again.
11443 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11444 (tree_gen_one_value_profiler): Likewise.
11445 (tree_gen_ic_profiler): Likewise.
11446 (tree_gen_average_profiler): Likewise.
11447 (tree_gen_ior_profiler): Likewise.
11449 2008-03-08 Richard Guenther <rguenther@suse.de>
11451 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11452 (vn_binary_op_insert): Likewise.
11453 (vn_unary_op_lookup): Likewise.
11454 (vn_unary_op_insert): Likewise.
11455 (vn_nary_op_lookup): Declare.
11456 (vn_nary_op_insert): Likewise.
11457 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11458 and binary hashes, use a single obstack for unary_op_pool
11459 and binary_op_pool.
11460 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11461 a single struct vn_nary_op_s. Store tree code length and
11462 a variable number of operands.
11463 (struct vn_reference_op_struct): Remove unused op2.
11464 (vn_reference_op_eq): Do not compare op2.
11465 (vn_reference_op_compute_hash): Do not compute hash of op2.
11466 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11467 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11468 with vn_nary_op_compute_hash.
11469 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11470 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11472 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11474 (visit_unary_op): Call nary functions.
11475 (visit_binary_op): Likewise.
11476 (process_scc): Adjust for struct vn_tables_s changes.
11477 (allocate_vn_table): Likewise.
11478 (free_vn_table): Likewise.
11479 * tree-vn.c (vn_add): Call nary functions.
11480 (vn_lookup): Likewise.
11482 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11485 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11486 wdst back after sync_compare_and_swapqhi_internal.
11488 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11491 * config/i386/i386-modes.def (V1DI): New vector mode.
11492 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11493 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11494 (MMXMODE248): Ditto.
11495 (MMXMODE): Add V1DI mode.
11496 (mmxvecsize): Change DI mode to V1DI mode.
11497 ("mov<mode>): Use MMXMODEI8 mode iterator.
11498 ("*mov<mode>_internal_rex64"): Ditto.
11499 ("*mov<mode>_internal"): Ditto.
11500 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11501 ("mmx_sub<mode>3"): Ditto.
11502 ("mmx_adddi3"): Remove insn pattern.
11503 ("mmx_subdi3"): Ditto.
11504 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11505 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11506 ("mmx_ashl<mode>3"): Ditto.
11507 ("mmx_lshrdi3"): Remove insn pattern.
11508 ("mmx_ashldi3"): Ditto.
11509 * config/i386/i386.c (classify_argument): Handle V1DImode.
11510 (function_arg_advance_32): Ditto.
11511 (function_arg_32): Ditto.
11512 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11513 mmx_addv1di3 insn pattern.
11514 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11515 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11516 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11517 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11518 Remove definitions of built-in functions.
11519 (V1DI_type_node): New node.
11520 (v1di_ftype_v1di_int): Ditto.
11521 (v1di_ftype_v1di_v1di): Ditto.
11522 (v2si_ftype_v2si_si): Ditto.
11523 (v4hi_ftype_v4hi_di): Remove node.
11524 (v2si_ftype_v2si_di): Ditto.
11525 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11526 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11527 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11528 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11529 Add new builtins using def_builtin_const.
11530 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11531 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11532 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11533 * config/i386/mmintrin.h (__v1di): New typedef.
11534 (_mm_add_si64): Cast arguments to __v1di type.
11535 (_mm_sub_si64): Ditto.
11536 (_mm_sll_pi16): Cast __count to __v4hi type.
11537 (_mm_sll_pi32): Cast __count to __v2si type.
11538 (_mm_sll_si64): Cast arguments to __v1di type.
11539 (_mm_srl_pi16): Cast __count to __v4hi type.
11540 (_mm_srl_pi32): Cast __count to __v2si type.
11541 (_mm_srl_si64): Cast arguments to __v1di type.
11542 (_mm_sra_pi16): Cast __count to __v4hi type.
11543 (_mm_sra_pi32): Cast __count to __v2si type.
11544 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11545 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11546 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11547 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11548 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11549 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11550 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11551 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11552 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11553 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11554 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11555 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11557 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11559 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11561 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11564 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11565 reg+const addressing for Altivec modes. Don't generate reg+reg
11566 addressing for TFmode or TDmode quantities.
11568 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11570 * c-common.c (vector_types_convertible_p): Call langhook
11571 instead of comptypes.
11573 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11576 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11577 integral and scalar float variables which have a
11580 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11582 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11583 dwarf_register_span hook when emitting unwind information for
11584 register-to-memory saves.
11585 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11586 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11588 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11590 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11591 for the same VAR_DECL.
11593 2008-03-06 Tom Tromey <tromey@redhat.com>
11595 * treelang: Delete.
11596 * doc/standards.texi (Standards): Don't mention treelang.
11597 * doc/invoke.texi (Overall Options): Don't mention treelang.
11598 * doc/install.texi (Prerequisites): Don't mention bison or
11600 (Configuration): Don't mention treelang.
11601 (Building): Likewise.
11602 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11604 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11606 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11607 word-extractions out of a multi-word object.
11609 2008-03-06 Richard Guenther <rguenther@suse.de>
11611 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11612 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11613 result type and precision.
11614 * expr.c (get_inner_reference): Set unsignedp based on the result
11615 type of BIT_FIELD_REF.
11616 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11617 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11618 (try_instantiate_multiple_fields): Likewise. Use the correct type
11620 (sra_build_assignment): Likewise.
11621 (sra_build_elt_assignment): Likewise.
11622 (sra_explode_bitfield_assignment): Likewise.
11623 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11624 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11625 set BIT_FIELD_REF_UNSIGNED.
11626 (vectorizable_load): Likewise.
11628 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11630 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11633 2008-03-06 Richard Guenther <rguenther@suse.de>
11635 * alias.c (struct alias_set_entry): Move has_zero_child field
11636 to pack with alias_set.
11638 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11640 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11643 2008-03-05 Ian Lance Taylor <iant@google.com>
11645 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11647 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11649 * fwprop.c (update_df): Support width and offset parameters of
11651 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11652 global_conflicts): Change DF_REF_EXTRACT to either
11653 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11654 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11655 * df-scan.c (df_ref_record, df_defs_record,
11656 df_ref_create_structure, df_def_record_1, df_uses_record,
11657 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11658 df_bb_refs_collect, df_entry_block_defs_collect,
11659 df_exit_block_uses_collect): Support new width and offset fields.
11660 (ref_extract_pool): New storage pool.
11661 (df_free_ref): New function.
11662 (df_reg_chain_unlink, df_free_collection_rec,
11663 df_sort_and_compress_refs): Call df_free_ref.
11664 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11666 (df_ref_create_structure): Allocate df_ref_extract if offset and
11667 width fields are used.
11668 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11669 (df_uses_record): Get offset and width from ZERO_EXTRACT
11671 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11672 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11673 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11674 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11675 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11676 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11677 (df_ref_extract): New structure.
11678 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11679 (df_ref_create): Add width and offset parameters.
11681 2008-03-05 Richard Guenther <rguenther@suse.de>
11683 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11684 Use ranges_overlap_p.
11685 (offset_overlaps_with_access): Rename
11686 to ranges_overlap_p and move ...
11687 * tree-flow-inline.h (ranges_overlap_p): ... here.
11689 * tree.h (get_inner_reference, handled_component_p): Update
11692 * tree.h (record_component_aliases, get_alias_set,
11693 alias_sets_conflict_p, alias_sets_must_conflict_p,
11694 objects_must_conflict_p): Move declarations ...
11695 * alias.h (record_component_aliases, get_alias_set,
11696 alias_sets_conflict_p, alias_sets_must_conflict_p,
11697 objects_must_conflict_p): ... here.
11698 Include coretypes.h.
11699 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11701 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11703 * cfg.c: Include tree-flow.h.
11704 (remove_edge_raw): Call redirect_edge_var_map_clear.
11705 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11706 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11707 (redirect_edge_var_map_result): New.
11708 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11709 PENDING_STMT use with redirect_edge_var_map_*.
11710 * tree-ssa.c (edge_var_maps): New definition.
11711 (redirect_edge_var_map_add): New.
11712 (redirect_edge_var_map_clear): New.
11713 (redirect_edge_var_map_dup): New.
11714 (redirect_edge_var_map_vector): New.
11715 (redirect_edge_var_map_destroy): New.
11716 (ssa_redirect_edge): Replace PENDING_STMT use with
11717 redirect_edge_var_map_*.
11718 (flush_pending_stmts): Same.
11719 (delete_tree_ssa): Destroy edge var map.
11720 * tree-flow.h (struct _edge_var_map): New.
11721 Define edge_var_map vector type.
11722 Declare redirect_edge_var_map_* prototypes.
11723 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11724 * tree-cfg.c (reinstall_phi_args): Replace
11725 PENDING_STMT use with redirect_edge_var_map_*.
11727 2008-03-05 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/35472
11730 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11731 whose single use_stmt has a overlapping set of loaded and
11732 stored symbols as that use_stmt might be a noop assignment then.
11734 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11736 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11738 2008-03-05 Richard Guenther <rguenther@suse.de>
11741 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11742 should be constants.
11743 * tree-cfg.c (verify_expr): Verify it.
11744 * fold-const.c (fold_truthop): Remove code generating
11745 BIT_FIELD_REFs of structure bases.
11746 (fold_binary): Likewise.
11747 (fold_ternary): Position and size of BIT_FIELD_REFs are
11748 always host integers.
11749 (make_bit_field_ref): Remove.
11750 (optimize_bit_field_compare): Remove.
11751 (all_ones_mask_p): Remove.
11753 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11756 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11757 (split_block_and_df_analyze): New. Split basic block and rebuild
11759 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11761 (split_pattern_seq): Likewise.
11762 (erase_matching_seqs): Likewise.
11763 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11765 2008-03-04 Geoff Keating <geoffk@apple.com>
11767 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11768 declaration and code.
11769 (tree_invalid_nonnegative_warnv_p): Likewise.
11771 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11773 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11774 examples. Truncate option-names then causing overfull hbox.
11776 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11779 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11781 * configure: Rebuilt.
11783 2008-03-04 Rafael Espindola <espindola@google.com>
11785 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11786 (tree_unary_nonnegative_warnv_p): New.
11787 (tree_binary_nonnegative_warnv_p): New.
11788 (tree_single_nonnegative_warnv_p): New.
11789 (tree_invalid_nonnegative_warnv_p): New.
11790 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11792 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11795 * opts.c (handle_option): Postpone 'unknown option' errors only for
11798 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11804 2008-03-04 Rafael Espindola <espindola@google.com>
11806 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11807 (tree_binary_nonzero_warnv_p): New.
11808 (tree_single_nonzero_warnv_p): New.
11809 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11811 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11813 PR middle-end/35456
11814 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11815 transformations for modes that have signed zeros.
11816 * ifcvt.c (noce_try_abs): Ditto.
11818 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11820 * config/i386/i386.c (override_options): Force
11821 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11823 2008-03-04 Jan Hubicka <jh@suse.cz>
11826 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11829 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11831 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11832 label to probe the stack.
11834 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11836 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11837 (__gthr_win32_mutex_destroy): Declare.
11838 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11839 __gthr_win32_mutex_destroy.
11840 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11842 2008-03-03 Jan Hubicka <jh@suse.cz>
11845 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11846 aggressive on inlining cold calls.
11848 2008-03-03 Richard Guenther <rguenther@suse.de>
11850 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11851 struct copies into the expression table.
11852 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11853 (try_to_simplify): Likewise.
11854 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11855 integral and pointer arguments which do not change the
11856 precision to NOP_EXPRs.
11857 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11858 VIEW_CONVERT_EXPR case.
11860 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11862 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11863 defined in a loop at depth 0 is invariant.
11864 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11865 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11866 be called at loop depth 0.
11868 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11871 * gcc.c (process_command): Update copyright notice dates.
11872 * gcov.c (print_version): Likewise.
11873 * gcov-dump.c (print_version): Likewise.
11874 * mips-tfile.c (main): Likewise.
11875 * mips-tdump.c (main): Likewise.
11877 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11880 * c-common.c (flag_permissive): Delete.
11881 (constant_expression_warnings): Check flags first.
11882 (constant_expression_error): New.
11883 * c-common.h (flag_permissive): Delete.
11884 (constant_expression_error): Declare.
11885 * flags.h (flag_permissive): Declare. Update description.
11886 * diagnostic.c (pedwarn): Update.
11888 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11889 (permissive_error_kind): New.
11890 * toplev.c (flag_permissive): Define. Update description.
11891 * toplev.h (permissive_error_kind): Declare.
11892 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11893 (pedwarn_c90): Use pedantic_warning_kind.
11894 * c-opts.c (c_common_post_options): flag_permissive does not affect
11895 flag_pedantic_errors.
11897 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11899 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11900 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11901 __absvsi2, __absvDI2): Use unsigned arithmetic.
11903 2008-03-02 Andi Kleen <ak@suse.de>
11904 Richard Guenther <rguenther@suse.de>
11906 * struct-equiv.c: Remove file.
11907 * cfg_cleanup.c (condjump_equiv_p): Remove.
11908 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11909 (struct-equiv.o): Remove rule.
11910 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11911 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11912 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11914 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11916 * ifcvt.c (noce_process_if_block): Try to handle only the then
11917 block if the else block exists but isn't suitable.
11919 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11922 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11923 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11924 regression from previous patch.
11926 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11929 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11931 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11932 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11933 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11934 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11935 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11936 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11937 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11938 (__gthread_mutex_destroy_function): Rename to
11939 __gthread_mutex_destroy.
11940 * gthr-dce.h (__gthread_mutex_destroy): Call
11941 pthread_mutex_destroy.
11942 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11943 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11944 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11946 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11948 * df-scan.c (df_ref_chain_change_bb): Simplify.
11949 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11950 set_block_for_insn if there's any change.
11951 * df.h ((df_insn_change_bb): Fix prototype.
11952 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11953 df_insn_change_bb, don't call set_block_for_insn.
11954 * emit-rtl.c (reorder_insns): Likewise.
11955 * haifa-sched.c (move_insn): Likewise.
11957 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11959 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11961 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11963 * tree-flow-inline.h (next_readonly_imm_use): Return
11964 NULL_USE_OPERAND_P after the end.
11966 2008-03-01 Richard Guenther <rguenther@suse.de>
11968 PR tree-optimization/35411
11969 * tree-sra.c (sra_build_assignment): Split conversion to
11970 final type to a separate statement if we are not assigning
11973 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11975 * fold-const.c (fold_convertible_p): Correct the logic to follow
11976 that in fold_convert().
11978 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11981 * tree-inline.c (build_duplicate_type): When we make a
11982 duplicate type, make it unique in the canonical types system.
11984 2008-02-29 Tom Tromey <tromey@redhat.com>
11986 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11987 input_file_stack_history, input_file_stack_restored): Remove.
11988 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11989 * input.h (struct file_stack): Remove.
11990 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11991 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11993 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11995 (diagnostic_last_module_changed): Add 'map' argument.
11996 (diagnostic_set_last_function): Likewise.
11997 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11998 line map, not input_file_stack.
11999 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
12001 2008-02-29 Paul Brook <paul@codesourcery.com>
12003 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
12005 2008-02-29 Paul Brook <paul@codesourcery.com>
12007 * config/arm/ieee754-df.S (muldf3): Use RET macros.
12009 2008-02-29 Richard Guenther <rguenther@suse.de>
12011 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
12013 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
12014 value for comparing for a store match.
12015 (simplify_unary_expression): Do nothing for SSA_NAMEs.
12016 (try_to_simplify): Do not do a full-blown reference lookup.
12018 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12020 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
12021 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12023 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
12025 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
12027 * tree-loop-linear.c (try_interchange_loops): Compare memory access
12028 strides against cache sizes.
12030 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12032 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
12035 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
12037 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
12038 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
12039 is smaller than the original promoted value.
12040 (simplify_subreg): If OP is a SUBREG, try to preserve its
12041 SUBREG_PROMOTED_VAR_P information.
12043 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
12045 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
12046 (VN_INFO_GET): Allocate new objects on the obstack.
12047 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
12048 for rpo_numbers_temp, for consistency.
12049 (free_scc_vn): Free the obstack.
12051 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
12053 * doc/invoke.texi: Document -ftree-loop-distribution.
12054 * tree-loop-distribution.c: New.
12055 * tree-pass.h (pass_loop_distribution): New.
12056 * graphds.h (struct graph): Add htab_t indices.
12057 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
12058 * tree-vectorizer.c (rename_variables_in_loop): Extern.
12059 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
12060 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
12061 * tree-data-ref.c (debug_data_dependence_relations): New.
12062 (dump_data_dependence_relation): Also print data references.
12063 (free_data_ref): Extern.
12064 (same_access_functions): Moved...
12065 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
12066 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12067 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
12068 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
12069 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
12070 (stmts_from_loop): Skip LABEL_EXPR.
12071 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
12073 (build_rdg): Initialize rdg->indices htab.
12074 (free_rdg, stores_from_loop, ref_base_address,
12075 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
12076 have_similar_memory_accesses_1, ref_base_address_1,
12077 remove_similar_memory_refs): New.
12078 * tree-data-ref.h: Depend on tree-chrec.h.
12079 (debug_data_dependence_relations, free_data_ref): Declared.
12080 (same_access_functions): ... here.
12081 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
12083 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
12084 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
12085 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
12086 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12087 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
12088 rdg_vertex_for_stmt): Declared.
12089 (struct rdg_edge): Add level.
12091 (free_rdg, stores_from_loop, remove_similar_memory_refs,
12092 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
12094 (rdg_has_similar_memory_accesses): New.
12095 * tree-vect-analyze.c: Remove unused static decls.
12096 * lambda.h (dependence_level): New.
12097 * common.opt (ftree-loop-distribution): New.
12098 * tree-flow.h (mark_virtual_ops_in_bb,
12099 slpeel_tree_duplicate_loop_to_edge_cfg,
12100 rename_variables_in_loop): Declared.
12101 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
12102 (OBJS-common): Add tree-loop-distribution.o.
12103 (tree-loop-distribution.o): New rule.
12104 * tree-cfg.c (mark_virtual_ops_in_bb): New.
12105 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
12106 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
12108 2008-02-28 Joseph Myers <joseph@codesourcery.com>
12111 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
12112 other than structures and unions.
12114 2008-02-28 Richard Guenther <rguenther@suse.de>
12117 2008-02-26 Richard Guenther <rguenther@suse.de>
12119 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12120 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12121 (lookup_decl_from_uid): Declare.
12122 (remove_decl_from_map): Likewise.
12123 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12124 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12125 (decl_for_uid_map): New global hashtable mapping DECL_UID
12127 (init_ttree): Allocate it.
12128 (insert_decl_to_uid_decl_map): New helper function.
12129 (make_node_stat): Insert new decls into the map.
12130 (copy_node_stat): Likewise.
12131 (lookup_decl_from_uid): New function.
12132 (remove_decl_from_map): Likewise.
12133 (print_decl_for_uid_map_statistics): New helper.
12134 (dump_tree_statistics): Call it.
12136 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12137 (referenced_var_iterator): Adjust.
12138 (FOR_EACH_REFERENCED_VAR): Adjust.
12139 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12140 (num_referenced_vars): Adjust.
12141 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12142 (first_referenced_var): Remove.
12143 (end_referenced_vars_p): Likewise.
12144 (next_referenced_var): Likewise.
12145 (referenced_var_iterator_set): New helper function.
12146 * tree-dfa.c (referenced_var_lookup): Adjust.
12147 (referenced_var_check_and_insert): Likewise.
12148 (remove_referenced_var): Likewise.
12149 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12150 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12151 (verify_call_clobbering): Likewise.
12152 (verify_memory_partitions): Likewise.
12153 (init_tree_ssa): Allocate bitmap instead of hashtable for
12155 (delete_tree_ssa): Adjust.
12156 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12158 (compute_tag_properties): Likewise.
12159 (set_initial_properties): Likewise.
12160 (find_partition_for): Likewise.
12161 (update_reference_counts): Likewise.
12162 (dump_may_aliases_for): Likewise.
12163 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12164 (add_call_clobber_ops): Likewise.
12165 (add_call_read_ops): Likewise.
12166 (get_asm_expr_operands): Likewise.
12167 * tree-into-ssa.c (dump_decl_set): Likewise.
12168 (update_ssa): Likewise.
12169 * tree-sra.c (scan_function): Likewise.
12170 (decide_instantiations): Likewise.
12171 (scalarize_parms): Likewise.
12172 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12173 (dsa_named_for): Likewise.
12174 * tree-ssa-structalias.c (update_alias_info): Likewise.
12175 (merge_smts_into): Likewise.
12177 2008-02-27 David Daney <ddaney@avtrex.com>
12180 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
12181 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
12182 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
12183 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
12184 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
12186 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
12189 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
12190 (BUILT_IN_NEXTTOWARD): Remove.
12191 (BUILT_IN_NEXTTOWARDF): Ditto.
12192 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
12193 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
12195 2008-02-27 Tom Tromey <tromey@redhat.com>
12197 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
12198 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12200 2008-02-27 Jan Beulich <jbeulich@novell.com>
12202 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12203 update the respective field on newdecl.
12205 2008-02-27 Revital Eres <eres@il.ibm.com>
12207 PR rtl-optimization/34999
12208 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12209 crossing edges that ends with a call insn.
12210 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12211 call insn and clear the EDGE_CROSSING flag of the crossing edge
12212 when fixing fallthru edges.
12214 2008-02-27 Richard Guenther <rguenther@suse.de>
12216 PR middle-end/35390
12217 * fold-const.c (fold_unary): Return the correct argument,
12218 converted to the result type.
12220 2008-02-27 Richard Guenther <rguenther@suse.de>
12222 PR middle-end/34971
12223 * expr.c (expand_expr_real_1): Assert on rotates that operate
12225 * fold-const.c (fold_binary): Use the types precision, not the
12226 bitsize of the mode if folding rotate expressions. Build rotates
12227 only for full modes.
12229 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12231 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12232 and CPP_PRAGMA_EOL.
12233 * c-pragma.c (pragma_ns_name): New typedef.
12234 (registered_pp_pragmas): New variable.
12235 (c_pp_lookup_pragma): New function.
12236 (c_register_pragma_1): If flag_preprocess_only, do nothing
12237 for non-expanded pragmas, for expanded ones push pragma's
12238 namespace and name into registered_pp_pragmas vector.
12239 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12240 flag_preprocess_only, don't register GCC pch_preprocess
12241 pragma if flag_preprocess_only.
12242 * c-opts.c (c_common_init): Call init_pragma even if
12243 flag_preprocess_only.
12244 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12245 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12246 cpp_register_pragma if flag_preprocess_only.
12248 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12251 * c-parser.c (c_parser_translation_unit): Warn for empty
12252 translation unit, not empty source file.
12254 2008-02-26 Paul Brook <paul@codesourcery.com>
12256 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12257 operand for Thumb-2.
12258 * config/arm/arm.h (reg_class): Add CORE_REGS.
12259 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12260 (BASE_REG_CLASS): Use CORE_REGS.
12261 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12262 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12263 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12264 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12265 ARM_REGNO_OK_FOR_INDEX_P.
12266 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12267 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12268 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12269 (ldm/stm peepholes): Ditto.
12270 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12271 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12272 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12273 * config/arm/constraints.md: Enable "k" constraint on ARM.
12275 2008-02-27 Ben Elliston <bje@au.ibm.com>
12277 * config/rs6000/rs6000.c: Annotate cache line size field in all
12278 instances of struct processor_costs.
12280 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12282 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12283 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12284 jump_bypass): New counters.
12285 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12286 * dce.c (gate_ud_dce): Same.
12287 (gate_fast_dce): Same.
12288 * dse.c (gate_dse1): New function.
12289 (gate_dse2): New function.
12290 (gate_dse): Merge results of new gate functions.
12291 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12292 (gate_handle_jump_bypass): Add dbg_cnt.
12293 (gate_handle_gcse): Add dbg_cnt.
12294 * ifcvt.c (gate_handle_if_conversion): Same.
12295 (gate_handle_if_after_combine): Same.
12296 (gate_handle_if_after_reload): Same.
12297 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12299 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12301 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12303 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12305 2008-02-26 Jason Merrill <jason@redhat.com>
12308 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12309 alone if it's the naming decl for the type's main variant.
12311 2008-02-26 Tom Tromey <tromey@redhat.com>
12313 * system.h (USE_MAPPED_LOCATION): Poison.
12314 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12315 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12316 (make_goto_expr_edges): Likewise.
12317 (remove_bb): Likewise.
12318 (execute_warn_function_return): Likewise.
12319 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12321 * c-common.c (fname_decl): Remove old location code.
12322 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12324 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12326 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12327 (gen_rtx_ASM_INPUT): Likewise.
12328 (gen_rtx_ASM_INPUT_loc): Likewise.
12329 (get_rtx_asm_OPERANDS): Remove.
12330 * cfglayout.c (insn_locators_alloc): Remove old location code.
12331 (set_curr_insn_source_location): Likewise.
12332 (curr_insn_locator): Likewise.
12333 * print-tree.c (print_node): Remove old location code.
12334 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12335 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12336 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12337 location_from_locus.
12338 (construct_exit_block): Remove old location code.
12339 * emit-rtl.c (force_next_line_note): Remove old location code.
12340 * profile.c (branch_prob): Remove old location code.
12341 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12342 LOC_LINE): Remove old-location variants.
12343 * langhooks.c (lhd_print_error_function): Remove old location
12345 * configure, config.in: Rebuilt.
12346 * configure.ac (--enable-mapped-location): Remove.
12347 * c-decl.c (c_init_decl_processing): Remove old location code.
12348 (finish_function): Likewise.
12349 * recog.c (decode_asm_operands): Remove old location code.
12350 * c-pch.c (c_common_read_pch): Remove old location code.
12351 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12353 * gimple-low.c (lower_function_body): Remove old location code.
12354 * toplev.c (unknown_location): Remove.
12355 (push_srcloc): Remove old-location variant.
12356 (process_options): Remove old location code.
12357 (lang_dependent_init): Likewise.
12358 * input.h (UNKNOWN_LOCATION): Move definition.
12359 (location_t): Undeprecate.
12360 (source_locus): Remove.
12361 (location_from_locus): Remove.
12362 (struct location_s): Remove.
12363 Remove all old-location code.
12364 (input_line, input_filename): Remove.
12365 * final.c (final_scan_insn): Remove old location code.
12366 * diagnostic.c (diagnostic_build_prefix): Remove
12367 USE_MAPPED_LOCATION test.
12368 * tree.h (gimple_stmt) <locus>: Now a location_t.
12369 (tree_exp) <locus>: Likewise.
12370 (DECL_IS_BUILTIN): Remove old-location variant.
12371 (annotate_with_file_line, annotate_with_locus): Likewise.
12372 (expr_locus, set_expr_locus): Update.
12373 * tree.c (build1_stat): Remove old location code.
12374 (last_annotated_node): Remove.
12375 (annotate_with_file_line): Remove old-location variant.
12376 (annotate_with_locus): Likewise.
12377 (expr_location): Remove old location code.
12378 (set_expr_location): Likewise.
12379 (expr_has_location): Likewise.
12380 (expr_locus): Likewise.
12381 (set_expr_locus): Likewise.
12382 (expr_filename): Don't use location_from_locus.
12383 (expr_lineno): Likewise.
12384 * rtl-error.c (location_for_asm): Remove old location code.
12385 * c-lex.c (cb_line_change): Remove old location code.
12386 (fe_file_change): Likewise.
12387 (cb_def_pragma): Likewise.
12388 (c_lex_with_flags): Likewise.
12389 * gengtype.c (do_typedef): Don't special-case location types.
12390 (define_location_structures): Remove.
12391 (main): Don't call define_location_structures.
12392 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12395 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12398 * builtins.def (BUILT_IN_STDARG_START): Remove.
12399 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12400 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12401 * tree-inline.c (inline_forbidden_p_1): Likewise.
12403 2008-02-26 Richard Guenther <rguenther@suse.de>
12405 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12406 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12407 (lookup_decl_from_uid): Declare.
12408 (remove_decl_from_map): Likewise.
12409 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12410 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12411 (decl_for_uid_map): New global hashtable mapping DECL_UID
12413 (init_ttree): Allocate it.
12414 (insert_decl_to_uid_decl_map): New helper function.
12415 (make_node_stat): Insert new decls into the map.
12416 (copy_node_stat): Likewise.
12417 (lookup_decl_from_uid): New function.
12418 (remove_decl_from_map): Likewise.
12419 (print_decl_for_uid_map_statistics): New helper.
12420 (dump_tree_statistics): Call it.
12422 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12423 (referenced_var_iterator): Adjust.
12424 (FOR_EACH_REFERENCED_VAR): Adjust.
12425 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12426 (num_referenced_vars): Adjust.
12427 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12428 (first_referenced_var): Remove.
12429 (end_referenced_vars_p): Likewise.
12430 (next_referenced_var): Likewise.
12431 (referenced_var_iterator_set): New helper function.
12432 * tree-dfa.c (referenced_var_lookup): Adjust.
12433 (referenced_var_check_and_insert): Likewise.
12434 (remove_referenced_var): Likewise.
12435 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12436 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12437 (verify_call_clobbering): Likewise.
12438 (verify_memory_partitions): Likewise.
12439 (init_tree_ssa): Allocate bitmap instead of hashtable for
12441 (delete_tree_ssa): Adjust.
12442 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12444 (compute_tag_properties): Likewise.
12445 (set_initial_properties): Likewise.
12446 (find_partition_for): Likewise.
12447 (update_reference_counts): Likewise.
12448 (dump_may_aliases_for): Likewise.
12449 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12450 (add_call_clobber_ops): Likewise.
12451 (add_call_read_ops): Likewise.
12452 (get_asm_expr_operands): Likewise.
12453 * tree-into-ssa.c (dump_decl_set): Likewise.
12454 (update_ssa): Likewise.
12455 * tree-sra.c (scan_function): Likewise.
12456 (decide_instantiations): Likewise.
12457 (scalarize_parms): Likewise.
12458 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12459 (dsa_named_for): Likewise.
12460 * tree-ssa-structalias.c (update_alias_info): Likewise.
12461 (merge_smts_into): Likewise.
12463 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12466 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12467 * c-opts.c (c_common_handle_option): Wall enables
12468 Wvolatile-register-var.
12469 * common.opt: Move Wvolatile-register-var to...
12472 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12474 * common.opt (Wlarger-than=): New.
12475 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12477 * opts.c (common_handle_option): Handle -Wlarger-than=.
12478 * optc-gen.awk: Likewise.
12479 * opth-gen.awk: Likewise.
12480 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12481 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12483 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12485 * c-common.c (match_case_to_enum_1): Add appropriate
12486 OPT_W* parameter to warning.
12487 (c_do_switch_warnings): Likewise.
12488 * c-typeck.c (warning_init): Add one more parameter following
12489 'warning' function.
12490 (push_init_level): Update call to warning_init.
12491 (pop_init_level): Likewise.
12492 (add_pending_init): Likewise.
12493 (output_init_element: Likewise.
12495 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12498 * toplev.c (toplev_main): If there are warnings or error, print
12499 errors for ignored options.
12500 * opts.c (ignored_options): New static variable.
12501 (postpone_unknown_option_error): New.
12502 (print_ignored_options): New.
12503 (handle_option): Postpone errors for unknown -Wno-* options.
12504 * opts.h (print_ignored_options): Declare.
12506 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12508 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12511 2008-02-25 Richard Guenther <rguenther@suse.de>
12514 2008-02-25 Richard Guenther <rguenther@suse.de>
12516 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12517 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12518 (lookup_decl_from_uid): Declare.
12519 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12520 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12521 (decl_for_uid_map): New global hashtable mapping DECL_UID
12523 (init_ttree): Allocate it.
12524 (insert_decl_to_uid_decl_map): New helper function.
12525 (make_node_stat): Insert new decls into the map.
12526 (copy_node_stat): Likewise.
12527 (lookup_decl_from_uid): New function.
12528 (print_decl_for_uid_map_statistics): New helper.
12529 (dump_tree_statistics): Call it.
12531 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12532 (referenced_var_iterator): Adjust.
12533 (FOR_EACH_REFERENCED_VAR): Adjust.
12534 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12535 (num_referenced_vars): Adjust.
12536 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12537 (first_referenced_var): Remove.
12538 (end_referenced_vars_p): Likewise.
12539 (next_referenced_var): Likewise.
12540 (referenced_var_iterator_set): New helper function.
12541 * tree-dfa.c (referenced_var_lookup): Adjust.
12542 (referenced_var_check_and_insert): Likewise.
12543 (remove_referenced_var): Likewise.
12544 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12545 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12546 (verify_call_clobbering): Likewise.
12547 (verify_memory_partitions): Likewise.
12548 (init_tree_ssa): Allocate bitmap instead of hashtable for
12550 (delete_tree_ssa): Adjust.
12551 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12553 (compute_tag_properties): Likewise.
12554 (set_initial_properties): Likewise.
12555 (find_partition_for): Likewise.
12556 (update_reference_counts): Likewise.
12557 (dump_may_aliases_for): Likewise.
12558 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12559 (add_call_clobber_ops): Likewise.
12560 (add_call_read_ops): Likewise.
12561 (get_asm_expr_operands): Likewise.
12562 * tree-into-ssa.c (dump_decl_set): Likewise.
12563 (update_ssa): Likewise.
12564 * tree-sra.c (scan_function): Likewise.
12565 (decide_instantiations): Likewise.
12566 (scalarize_parms): Likewise.
12567 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12568 (dsa_named_for): Likewise.
12569 * tree-ssa-structalias.c (update_alias_info): Likewise.
12570 (merge_smts_into): Likewise.
12572 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12575 * doc/invoke.texi (-fcx-limited-range): Document new option.
12576 * toplev.c (process_options): Handle -fcx-fortran-rules.
12577 * common.opt: Add documentation for -fcx-fortran-rules.
12579 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12582 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12583 actual behaviour and C99.
12585 2008-02-26 Ben Elliston <bje@au.ibm.com>
12587 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12588 (ASM_CPU_POWER6_SPEC): Likewise.
12589 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12590 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12591 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12593 2008-02-25 Richard Guenther <rguenther@suse.de>
12595 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12596 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12597 (lookup_decl_from_uid): Declare.
12598 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12599 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12600 (decl_for_uid_map): New global hashtable mapping DECL_UID
12602 (init_ttree): Allocate it.
12603 (insert_decl_to_uid_decl_map): New helper function.
12604 (make_node_stat): Insert new decls into the map.
12605 (copy_node_stat): Likewise.
12606 (lookup_decl_from_uid): New function.
12607 (print_decl_for_uid_map_statistics): New helper.
12608 (dump_tree_statistics): Call it.
12610 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12611 (referenced_var_iterator): Adjust.
12612 (FOR_EACH_REFERENCED_VAR): Adjust.
12613 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12614 (num_referenced_vars): Adjust.
12615 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12616 (first_referenced_var): Remove.
12617 (end_referenced_vars_p): Likewise.
12618 (next_referenced_var): Likewise.
12619 (referenced_var_iterator_set): New helper function.
12620 * tree-dfa.c (referenced_var_lookup): Adjust.
12621 (referenced_var_check_and_insert): Likewise.
12622 (remove_referenced_var): Likewise.
12623 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12624 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12625 (verify_call_clobbering): Likewise.
12626 (verify_memory_partitions): Likewise.
12627 (init_tree_ssa): Allocate bitmap instead of hashtable for
12629 (delete_tree_ssa): Adjust.
12630 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12631 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12632 (compute_tag_properties): Likewise.
12633 (set_initial_properties): Likewise.
12634 (find_partition_for): Likewise.
12635 (update_reference_counts): Likewise.
12636 (dump_may_aliases_for): Likewise.
12637 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12638 (add_call_clobber_ops): Likewise.
12639 (add_call_read_ops): Likewise.
12640 (get_asm_expr_operands): Likewise.
12641 * tree-into-ssa.c (dump_decl_set): Likewise.
12642 (update_ssa): Likewise.
12643 * tree-sra.c (scan_function): Likewise.
12644 (decide_instantiations): Likewise.
12645 (scalarize_parms): Likewise.
12646 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12647 (dsa_named_for): Likewise.
12648 * tree-ssa-structalias.c (update_alias_info): Likewise.
12649 (merge_smts_into): Likewise.
12651 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12654 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12655 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12656 * alias.h (nonoverlapping_memrefs_p): Likewise.
12658 2008-02-25 Jan Beulich <jbeulich@novell.com>
12660 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12661 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12662 __emultls_get_address, __emultls_register_common,
12663 __floatundi?f, and _Unwind_GetIPInfo.
12664 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12665 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12666 (gen_regparm_prefix): Likewise.
12667 (i386_nlm_encode_section_info): Sync with
12668 config/i386/winnt.c:i386_pe_encode_section_info().
12669 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12670 i386_nlm_mangle_decl_assembler_name): New.
12671 (netware_override_options): New.
12672 * config/i386/netware.h (netware_override_options): Declare.
12673 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12674 (i386_nlm_mangle_decl_assembler_name): Declare.
12675 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12677 2008-02-25 Ben Elliston <bje@au.ibm.com>
12680 * c-decl.c (grokdeclarator): Remove unused local variables
12681 `typedef_type' and `type_as_written'.
12683 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12684 unused local variable `has_hot_blocks'.
12685 (fix_crossing_conditional_branches): Remove unused local variable
12688 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12690 PR middle-end/19984
12691 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12692 using DEF_C99_BUILTIN.
12693 (BUILT_IN_NANF): Ditto.
12694 (BUILT_IN_NANL): Ditto.
12696 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12697 Revital Eres <eres@il.ibm.com>
12699 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12700 regarding the order of two dependent insns in the same row.
12702 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12704 * stor-layout.c (layout_decl): Do not bump the alignment of a
12705 bit-field to more than byte alignment if it is packed.
12707 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12709 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12712 2008-02-24 Diego Novillo <dnovillo@google.com>
12714 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12717 * tree-vrp.c (vrp_evaluate_conditional): With
12718 -Wtype-limits, emit a warning when comparing against a
12719 constant outside the natural range of OP0's type.
12720 * c.opt (Wtype-limits): Move ...
12721 * common.opt (Wtype-limits): ... here.
12723 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12725 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12726 * config/rs6000/e300c2c3.md: New file.
12727 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12729 (rs6000_override_options): Add e300c2 and e300c3 cases to
12730 processor_target_table. Do not allow usage of Altivec or Spe
12731 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12732 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12733 * config/rs6000/rs6000.h (processor_type): Add
12734 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12735 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12736 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12737 and ppce300c3. Include e300c2c3.md.
12739 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12741 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12742 instead of TARGET_STRICT_ALIGN.
12744 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12746 * explow.c (memory_address): Assert that the generated address is
12749 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12752 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12753 * config/darwin-ppc-ldouble-patch.def: New file.
12754 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12755 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12756 SUBTARGET_INIT_BUILTINS if defined.
12757 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12760 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12763 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12764 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12766 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12769 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12770 file" warning condtional on -Winvalid-PCH.
12772 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12774 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12776 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12780 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12781 prevent reload from using MMX registers.
12782 (*mov<mode>_internal): Ditto.
12783 (*movv2sf_internal_rex64): Ditto.
12784 (*movv2sf_internal): Ditto.
12786 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12788 PR documentation/31569
12789 * doc/install.texi2html: Use makeinfo --no-number-sections.
12791 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12793 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12794 ensure that we can address an entire entity > 8 bytes. Don't
12795 generate reg+reg addressing for such data.
12797 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12799 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12800 strings when optimizing for size, unless the target cares about
12803 2008-02-22 Tom Tromey <tromey@redhat.com>
12805 * regclass.c (current_pass): Remove declaration.
12807 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12809 * config/avr/libgcc.S (__RAMPZ__): Define.
12810 (__do_copy_data): Add for devices with 128KB code memory.
12812 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12814 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12816 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12818 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12820 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12823 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12826 * c-typeck.c (build_binary_op): Warn about floating point
12827 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12829 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12832 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12833 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12835 (rs6000_override_options): Set altivec_abi as default, not override,
12836 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12837 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12838 is used; use new member spe_abi.
12839 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12840 spe_abi and altivec_abi.
12842 2008-02-22 Tomas Bily <tbily@suse.cz>
12844 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12846 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12849 * config.build (build_file_translate): Set to `CMD //c' only if
12851 * Makefile.in (build_file_translate): Improve comment.
12853 2008-02-21 Jan Hubicka <jh@suse.cz>
12855 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12856 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12857 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12859 2008-02-21 Michael Matz <matz@suse.de>
12862 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12864 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12866 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12867 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12868 as insn constraint.
12869 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12870 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12871 SSE_VEC_FLOAT_MODE_P as insn constraint.
12872 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12873 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12874 sse4a_movntdf using MODEF mode iterator.
12875 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12876 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12877 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12878 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12879 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12880 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12881 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12883 2008-02-21 Richard Guenther <rguenther@suse.de>
12885 * tree.def (PAREN_EXPR): New tree code.
12886 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12888 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12889 * expr.c (expand_expr_real_1): Likewise.
12890 * tree-inline.c (estimate_num_insns_1): Likewise.
12891 * tree-complex.c (expand_complex_move): Likewise.
12892 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12895 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12898 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12900 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12903 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12905 * config/sh/sh.c (find_barrier): Don't go past
12906 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12908 2008-02-20 DJ Delorie <dj@redhat.com>
12910 * config/h8300/h8300.md (insv): Force source operand to be a register.
12912 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12913 as a jump, not as a plain insn.
12915 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12917 * doc/invoke.texi (Warning Options): Add new option
12918 -Wframe-larger-than=.
12919 (-Wframe-larger-than): Document.
12921 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12922 Add declarations for new option variables.
12924 * final.c (final_start_function): Check the frame size
12925 before emission and issue a Wframe-larger-than warning.
12927 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12928 Add definitions for new option variables.
12929 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12931 * common.opt (Wframe-larger-than=): New option.
12933 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12935 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12936 (<sse>_div<mode>3): Ditto.
12937 (<sse>_vmdiv<mode>3): Ditto.
12938 (<sse>_vmsqrt<mode>2): Ditto.
12939 (*smax<mode>3): Ditto.
12940 (sse5_frcz<mode>2): Ditto.
12941 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12942 as insn constraint.
12944 2008-02-20 Richard Guenther <rguenther@suse.de>
12946 PR middle-end/35265
12947 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12948 be happy with INTEGRAL_TYPE_P.
12950 2008-02-20 Richard Guenther <rguenther@suse.de>
12952 * fold-const.c (split_tree): Associate floatig-point expressions
12953 if flag_associative_math is set.
12955 2008-02-20 Richard Guenther <rguenther@suse.de>
12957 * tree.h (fold_real_zero_addition_p): Declare.
12958 * fold-const.c (fold_real_zero_addition_p): Export.
12959 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12960 floating-point operations with zero and one.
12962 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12964 * doc/install.texi: Correct references to CFLAGS, replacing them
12965 with BOOT_CFLAGS. Document flags used during bootstrap for
12968 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12971 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12972 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12974 (smin<mode>3): Ditto from similar patterns.
12975 (smax<mode>3): Ditto.
12976 (*ieee_smin<mode>3): Ditto.
12977 (*ieee_smax<mode>3): Ditto.
12978 * config/i386/sse.md (sse): New mode attribute.
12979 (mov<mode>): Macroize expander from movv4sf and movv2df using
12980 SSEMODEF2P mode iterator.
12981 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12982 SSE_VEC_FLOAT_MODE_P as insn constraint.
12983 (storent<mode>): Ditto.
12984 (storent<mode>): Macroize expander from storentsf and storentdf using
12985 MODEF mode iterator.
12986 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12987 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12988 (abs<mode>2): Ditto from similar patterns.
12989 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12990 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12991 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12992 (<sse>_vmsqrt<mode>2): Ditto.
12993 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12994 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12995 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12996 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12997 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12998 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12999 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
13001 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
13002 iterator and SSE_FLOAT_MODE_P as insn constraint.
13003 (<sse>_ucomi): Ditto from similar patterns.
13004 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
13005 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
13006 SSE_VEC_FLOAT_MODE_P as insn constraint.
13007 (vcond<mode>): Ditto from similar patterns.
13008 (and<mode>3, *and<mode>3): Ditto.
13009 (<sse>_nand<mode>3): Ditto.
13010 (ior<mode>3, *ior<mode>3): Ditto.
13011 (xor<mode>3, *xor<mode>3): Ditto.
13012 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
13013 iterator and SSE_FLOAT_MODE_P as insn constraint.
13014 (*nand<mode>3): Ditto from similar patterns.
13015 (*ior<mode>3): Ditto.
13016 (*xor<mode>3): Ditto.
13018 2008-02-20 Ira Rosen <irar@il.ibm.com>
13020 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
13021 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
13022 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
13024 2008-02-19 Jan Hubicka <jh@suse.cz>
13026 * predict.c (tree_bb_level_predictions): Remove variable next
13027 mistakely introduced by previous commit.
13029 2008-02-19 Jan Hubicka <jh@suse.cz>
13031 * predict.c (predict_paths_leading_to): Rewrite.
13032 (predict_paths_for_bb): New.
13033 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
13035 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13038 * Makefile.in (build_file_translate): New.
13039 (gcc-vers.texi): Use it for translating $(abs_srcdir).
13040 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
13041 * configure.ac (build_file_translate): Substitute it.
13042 * configure: Regenerate.
13044 2008-02-19 Jan Hubicka <jh@suse.cz>
13046 PR rtl-optimization/34408
13047 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
13050 2008-02-19 Jan Hubicka <jh@suse.cz>
13052 PR middle-end/28779
13053 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
13056 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
13059 * config/i386/i386-modes.def: Revert the last DI alignment
13060 change until Ada people can look into it.
13062 2008-02-19 Nick Clifton <nickc@redhat.com>
13064 * opts.c (print_specific_help): Fix typo in --help text.
13066 2008-02-19 Jakub Jelinek <jakub@redhat.com>
13069 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
13070 32-bit inline asm without asm alternatives for host GCC < 3.0.
13072 2008-02-19 Richard Guenther <rguenther@suse.de>
13074 PR tree-optimization/34989
13075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
13076 Allow propagation to INDIRECT_REF if we can simplify only.
13078 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13080 * c-common.c (warn_for_collisions_1): Use appropriate option when
13083 2008-02-19 Nick Clifton <nickc@redhat.com>
13086 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
13087 (handle_options): Fix indentation.
13088 (print_filtered_help): If no language-specific options were
13089 displayed tell the user how to list all the options supported by
13090 the language's front-end.
13091 (print_specific_help): Fix indentation and remove duplicate line.
13092 (common_handle_option): Handle the -v option.
13093 For --help enable the display of undocumented options if the -v
13094 switch has been included on the command line.
13095 For --help= check for overlaps in the arguments between the option
13096 classes and the language names and issue a warning when they
13097 cannot be disambiguated.
13098 * c.opt (v): Pass on to the common option handler.
13100 2008-02-19 Revital Eres <eres@il.ibm.com>
13102 * modulo-sched.c (sms_schedule): Change dump message when
13103 create_ddg function fails.
13104 (try_scheduling_node_in_cycle): Rename row to cycle.
13105 (print_partial_schedule): Rename CYCLE to ROW.
13107 2008-02-19 Christian Bruel <christian.bruel@st.com>
13108 Zdenek Dvorak <ook@ucw.cz>
13110 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
13112 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13115 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
13116 (*x86_movdicc_0_m1_se): Ditto.
13118 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13120 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
13121 (CMPtype): Define as __gcc_CMPtype.
13122 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
13123 (CMPtype): Define as __gcc_CMPtype.
13125 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
13127 Support valgrind 3.3 for --enable-checking=valgrind.
13128 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
13130 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
13131 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
13132 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
13133 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
13134 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
13135 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
13136 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
13138 * ggc-zone.c: Similar.
13139 * ggc-page.c: Similar.
13141 2008-02-19 Paul Brook <paul@codesourcery.com>
13144 * config/arm/ieee754-df.S: Fix do_it typo.
13145 * config/arm/ieee754-sf.S: Fix do_it typo.
13147 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13150 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13151 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13152 (OPTION_MASK_ISA_SSE_SET): Likewise.
13153 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13154 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13155 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13156 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13157 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13158 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13159 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13160 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13161 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13162 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13163 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13164 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13165 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13166 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13167 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13168 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13169 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13170 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13171 (OPTION_MASK_ISA_SSE4): Removed.
13172 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13173 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13174 (override_options): Don't turn on implied SSE/MMX bits in
13177 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13179 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13182 2008-02-18 Joey Ye <joey.ye@intel.com>
13184 PR middle-end/34921
13185 * tree-nested.c (insert_field_into_struct): Set type alignment
13186 to field alignment if the former is less than the latter.
13188 2008-02-18 Jakub Jelinek <jakub@redhat.com>
13190 * BASE-VER: Set to 4.4.0.
13192 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13194 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
13195 * doc/cfg.texi: Likewise.
13196 * doc/extend.texi: Likewise.
13197 * doc/gty.texi: Likewise.
13198 * doc/invoke.texi: Likewise.
13199 * doc/loop.texi: Likewise.
13200 * doc/md.texi: Likewise.
13201 * doc/passes.texi: Likewise.
13202 * doc/rtl.texi: Likewise.
13203 * doc/sourcebuild.texi: Likewise.
13204 * doc/tm.texi: Likewise.
13205 * doc/tree-ssa.texi: Likewise.
13207 2008-02-17 Richard Guenther <rguenther@suse.de>
13209 PR middle-end/35227
13210 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13211 without default definition.
13213 2008-02-17 Richard Guenther <rguenther@suse.de>
13215 PR tree-optimization/35231
13216 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13219 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13222 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13223 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13224 libgcc_cmp_return mode.
13226 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13229 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13231 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13233 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13236 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13238 * doc/c-tree.texi: Use `@.' where appropriate.
13239 * doc/extend.texi: Likewise.
13240 * doc/install.texi: Likewise.
13241 * doc/invoke.texi: Likewise.
13242 * doc/loop.texi: Likewise.
13243 * doc/makefile.texi: Likewise.
13244 * doc/md.texi: Likewise.
13245 * doc/passes.texi: Likewise.
13246 * doc/standards.texi: Likewise.
13247 * doc/tm.texi: Likewise.
13249 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13251 PR middle-end/35196
13252 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13254 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13255 rather than in entry_bb.
13257 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13259 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13260 libgcc_cmp_return mode.
13262 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13264 PR middle-end/35130
13265 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13266 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13268 2008-02-15 Richard Guenther <rguenther@suse.de>
13269 Zdenek Dvorak <ook@ucw.cz>
13271 PR tree-optimization/35164
13272 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13273 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13274 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13275 Only propagate addresses which do not have abnormal SSA_NAMEs
13278 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13281 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13283 2008-02-15 Jan Hubicka <jh@suse.cz>
13285 PR middle-end/35149
13286 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13288 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13290 PR middle-end/34621
13291 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13292 when calculating alignment_pad.
13294 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13296 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13297 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13298 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13299 and STACK_BOUNDARY define.
13301 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13303 PR preprocessor/35061
13304 * c-pragma.c (handle_pragma_pop_macro): Check that
13305 pushed_macro_table has been allocated.
13307 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13309 PR middle-end/35136
13310 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13311 (force_gimple_operand): Likewise.
13312 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13313 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13314 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13315 (find_interesting_uses_address): Check addressability and alignment
13316 of the base expression only after substituting bases of IVs into it.
13318 2008-02-14 Michael Matz <matz@suse.de>
13321 * function.c (instantiate_virtual_regs_in_insn): Reload address
13322 before falling back to reloading the whole operand.
13324 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13326 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13327 before the first section switch note.
13329 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13331 * doc/bugreport.texi: Update copyright years.
13332 * doc/c-tree.texi: Likewise.
13333 * doc/cfg.texi: Likewise.
13334 * doc/cpp.texi: Likewise.
13335 * doc/cppinternals.texi: Likewise.
13336 * doc/fragments.texi: Likewise.
13337 * doc/frontends.texi: Likewise.
13338 * doc/gcc.texi: Likewise.
13339 * doc/gty.texi: Likewise.
13340 * doc/hostconfig.texi: Likewise.
13341 * doc/implement-c.texi: Likewise.
13342 * doc/libgcc.texi: Likewise.
13343 * doc/loop.texi: Likewise.
13344 * doc/makefile.texi: Likewise.
13345 * doc/options.texi: Likewise.
13346 * doc/passes.texi: Likewise.
13347 * doc/rtl.texi: Likewise.
13348 * doc/sourcebuild.texi: Likewise.
13349 * doc/standards.texi: Likewise.
13350 * doc/tree-ssa.texi: Likewise.
13351 * doc/trouble.texi: Likewise.
13353 * doc/extend.texi: Use @: or add comma where appropriate.
13354 * doc/invoke.texi: Likewise.
13355 * doc/tm.texi: Likewise.
13357 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13360 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13363 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13365 * doc/md.texi (clz, ctz): Add reference.
13366 * doc/rtl.texi (clz, ctz): Likewise.
13368 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13371 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13374 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13376 * config/s390/s390.c (struct constant_pool): New field
13377 emit_pool_after added.
13378 (s390_mainpool_start): Set the emit_pool_after flag according
13379 to the section switch notes.
13380 (s390_mainpool_finish): Consider emit_pool_after when emitting
13381 the literal pool at the end of the function.
13382 (s390_chunkify_start): Force literal pool splits at section
13385 2008-02-13 Michael Matz <matz@suse.de>
13388 * var-tracking.c (clobber_variable_part): Correctly traverse the
13391 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13394 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13395 Add -fdump-ipa-inline.
13396 * tree-dump.c (dump_files): Remove tree-inlined dump.
13397 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13399 2008-02-12 Richard Guenther <rguenther@suse.de>
13401 PR tree-optimization/35171
13402 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13405 2008-02-12 Richard Guenther <rguenther@suse.de>
13407 PR middle-end/35163
13408 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13409 value-preserving mode. Disallow final truncation.
13411 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13413 PR middle-end/35136
13414 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13415 code from here to...
13416 (force_gimple_operand): ...here.
13418 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13421 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13422 non-compatible pointers.
13423 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13424 different FIELD_DECLs, try harder by comparing field offsets, sizes
13427 PR inline-asm/35160
13428 * function.c (match_asm_constraints_1): Don't replace the same input
13431 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13433 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13434 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13435 (expand_epilogue): Restore RAMPZ register.
13436 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13438 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13440 * config/i386/cygwin.asm: (__alloca): Correct calling
13441 convention and alignment.
13442 (__chkstk): Force 8 byte stack alignment.
13444 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13445 Richard Guenther <rguenther@suse.de>
13447 PR tree-optimization/33992
13448 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13449 the zero we compare against.
13451 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13453 PR libfortran/35063
13454 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13455 to CloseHandle after unlocking to prevent accumulation of handle
13458 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13460 PR middle_end/34150
13461 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13462 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13463 and update LABEL_NUSES during and after reload.
13465 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13467 PR middle-end/34627
13468 * combine.c (simplify_if_then_else): Make sure the comparison is
13469 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13471 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13474 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13475 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13476 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13477 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13478 * tree.h (get_type_static_bounds): Likewise.
13480 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13482 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13483 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13484 Make -Wfoo language annotations match what the compiler outputs.
13486 2008-02-08 Sa Liu <saliu@de.ibm.com>
13488 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13489 intrinsics spu_convts, spu_convtu, spu_convtf.
13491 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13493 * doc/extend.texi (Function Attributes) <noinline>: Mention
13494 asm ("") as method to keep calls.
13496 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13499 * doc/options.texi (Options): Replace references to opts.sh with
13501 * opts-common.c: Likewise.
13502 * optc-gen.awk: Likewise.
13504 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13506 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13508 2008-02-07 Richard Henderson <rth@redhat.com>
13511 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13512 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13515 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13517 PR tree-optimization/35085
13518 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13519 for operand entry oe2 in addition to operand entry oe3 in order to
13520 expose more opportunities for vectorizer sum reduction.
13522 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13525 * Makefile.in (LIBS): Remove $(GMPLIBS).
13526 (cc1-dummy, cc1): Add $(GMPLIBS).
13528 2008-02-06 Jan Hubicka <jh@suse.cz>
13531 * i386.md (moddf_integer): Do not produce partial memory stalls for
13532 targets where it hurts.
13534 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13537 * optabs.c (expand_float): Do not check for decimal modes when
13538 expanding unsigned integer through signed conversion.
13540 2008-02-06 Nick Clifton <nickc@redhat.com>
13542 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13543 inside the clobber with a match_operand and duplicated operand
13544 number in the constraint.
13545 (ineqbranchsi): Delete redundant comment.
13547 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13549 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13550 builtin_define ("__USE_INIT_FINI__").
13551 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13553 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13555 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13557 PR documentation/30330
13558 * doc/invoke.texi (C++ Dialect Options)
13559 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13560 For each warning option -Wfoo that allows -Wno-foo, ensure both
13561 -Wfoo and -Wno-foo are listed in the option index. Fix index
13562 entry of -Wswitch-default, index -Wnormalized= including the
13563 `=', and -Wlarger-than-@var{len} including @var{len}.
13565 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13567 * config/i386/i386.md (floatunssisf2): Use
13568 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13569 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13570 Macroize expander using MODEF mode iterator.
13572 2008-02-05 Diego Novillo <dnovillo@google.com>
13574 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13577 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13579 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13582 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13584 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13587 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13588 to indicate if a message should be generated.
13589 (init_cumulative_args): Updated.
13590 (function_value_32): Likewise.
13592 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13594 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13596 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13599 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13600 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13602 2008-02-04 Diego Novillo <dnovillo@google.com>
13604 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13607 * tree-vrp.c (vrp_evaluate_conditional): With
13608 -Wtype-limits, emit a warning when comparing against a
13609 constant outside the natural range of OP0's type.
13611 2008-02-04 Richard Guenther <rguenther@suse.de>
13613 PR middle-end/33631
13614 * expr.c (count_type_elements): Give for unions instead of
13617 2008-02-04 Richard Guenther <rguenther@suse.de>
13619 PR middle-end/35043
13620 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13621 to TYPE_DOMAINs base type instead of using bitsizetype here.
13623 2008-02-03 Jason Merrill <jason@redhat.com>
13625 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13627 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13630 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13631 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13632 (RS/6000 and PowerPC Options): Fix typos and markup.
13633 * doc/passes.texi (Tree-SSA passes): Likewise.
13635 2008-02-02 Michael Matz <matz@suse.de>
13638 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13639 from record_last_reg_set_info.
13640 (record_last_reg_set_info): Take an RTX argument, iterate over all
13641 constituent hardregs.
13642 (record_last_set_info, record_opr_changes): Change calls to
13643 new signature or to record_last_reg_set_info_regno.
13645 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13647 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13649 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13651 PR rtl-optimization/34773
13652 * reg-notes.def (EQUAL): Mention significance of combination of
13653 REG_EQUAL and REG_RETVAL.
13654 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13655 insn that has a REG_RETVAL.
13657 2008-02-01 Roger Sayle <roger@eyesopen.com>
13660 * configure.ac (--enable-fixed-point): Disable unless explicitly
13662 * configure: Regenerate.
13664 2008-02-01 Richard Guenther <rguenther@suse.de>
13667 * invoke.texi (-finline-limit): Remove no longer true parts
13668 of the documentation. Note that there is no default value.
13670 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13671 Mark Mitchell <mark@codesourcery.com>
13672 Ben Elliston <bje@au.ibm.com>
13675 * doc/extend.texi (Other Builtins): Document.
13677 2008-01-31 Tom Browder <tom.browder@gmail.com>
13679 * doc/c-tree.texi (Types): Fix grammar.
13680 (Expression trees): Ditto.
13681 * doc/passes.texi (Tree-SSA passes): Ditto.
13683 * doc/configterms.texi (Configure Terms): Fix typo.
13684 * doc/cpp.texi (Common Predefined Macros): Ditto.
13685 * doc/md.texi (Machine Constraints): Ditto.
13687 * doc/makefile.texi (Makefile): Add comma.
13689 2008-01-31 Tom Browder <tom.browder@gmail.com>
13690 Gerald Pfeifer <gerald@pfeifer.com>
13692 * doc/sourcebuild.texi (Front End): Remove references to CVS
13693 and CVSROOT/modules.
13694 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13695 (Back End): Remove reference to CVS.
13697 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13700 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13702 (mips16_gp_pseudo_reg): ...here.
13703 * config/mips/mips.md (load_const_gp): Replace with...
13704 (load_const_gp_<mode>): ...this :P-based insn.
13706 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13708 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13709 options. Minor fixes.
13710 (-std): Move reference to standards closer to where language
13711 standards are first mentioned.
13713 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13715 PR rtl-optimization/34995
13716 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13717 parameter and return a bool. If the rtx parameter is nonnull,
13718 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13719 (find_reloads): Update call accordingly. Pass the new operand
13720 if it needed no address reloads, otherwise pass null.
13722 2008-01-30 Richard Henderson <rth@redhat.com>
13725 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13726 for unbounded arrays.
13728 2008-01-30 Silvius Rus <rus@google.com>
13730 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13732 2008-01-30 Jan Hubicka <jh@suse.cz>
13735 * i386.c (init_cumulative_args): Use real function declaration when
13738 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13740 PR rtl-optimization/34998
13741 * global.c (build_insn_chain): Treat non-subreg_lowpart
13742 SUBREGs of pseudos as clobbering all the words covered by the
13743 SUBREG, not just all the bytes.
13744 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13745 original df_ref rather than an extract parameter.
13746 (global_conflicts): Update call accordingly.
13748 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13750 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13751 the overflow check to make it easier to read.
13752 (__fixtfdi): Change the type of the ll member in union
13753 long_double to UDItype_x.
13755 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13757 PR middle-end/34969
13758 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13759 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13760 * tree-inline.c (fold_marked_statements): Call
13761 cgraph_update_edges_for_call_stmt if folding a call statement.
13762 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13763 debug_generic_stmt calls, reset it back afterwards.
13766 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13768 * c-typeck.c (build_external_ref): Don't pedwarn about
13769 static vars in current function's scope.
13771 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13773 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13775 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13778 * ipa-struct-reorg.c: Fix spelling.
13779 * params.def: Ditto.
13781 2008-01-29 Richard Guenther <rguenther@suse.de>
13783 PR middle-end/35006
13784 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13786 * tree-inline.c (remap_type): Increment remapping_type_depth
13787 around remapping types.
13788 (copy_body_r): Only add referenced variables if they are referenced
13789 from code, not types.
13791 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13802 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13803 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13805 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13808 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13809 pointer for tiny stack.
13811 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13813 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13815 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13817 * config/vx-common.h: Fix typo in comment.
13819 2008-01-28 Ian Lance Taylor <iant@google.com>
13823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13824 coalesce pointers if they have different DECL_NO_TBAA_P values.
13825 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13826 between variables with different DECL_NO_TBAA_P values.
13828 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13831 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13832 are not legitimate small data references on SPE targets.
13834 2008-01-28 David Daney <ddaney@avtrex.com>
13836 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13838 2008-01-28 David Daney <ddaney@avtrex.com>
13840 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13842 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13844 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13845 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13846 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13847 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13848 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13849 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13850 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13851 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13853 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13855 * basic-block.h (condjump_equiv_p): Fix comment.
13857 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13859 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13860 print_generic_stmt_indented): Fix comment.
13862 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13864 * configure.ac (__stack_chk_fail): Add detecion for availability
13865 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13866 * configure: Regenerate.
13868 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13870 PR middle-end/34688
13871 * final.c (output_addr_const): Handle TRUNCATE.
13873 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13876 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13877 (zero_cost, infinite_cost): New constants.
13878 (struct cost_pair): Change type of cost to comp_cost.
13879 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13880 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13882 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13883 split_address_cost, ptr_difference_cost, difference_cost,
13884 get_computation_cost_at, get_computation_cost,
13885 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13886 determine_use_iv_cost_condition, determine_use_iv_costs,
13887 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13888 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13889 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13890 Change type of cost to comp_cost.
13891 (determine_iv_cost): Increase cost of non-original ivs, instead
13892 of decreasing the cost of original ones.
13893 (get_address_cost): Indicate the complexity of the addressing mode
13895 (try_add_cand_for): Prefer using ivs not specific to some object.
13896 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13898 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13899 Janis Johnson <janis187@us.ibm.com>
13902 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13903 (TARGET_INSTANTIATE_DECLS): Likewise.
13904 * target.h (expand_to_rtl_hook): New target hook.
13905 (instantiate_decls): Likewise.
13906 * function.c (instantiate_decl): Make non-static. Rename to...
13907 (instantiate_decl_rtl): ... this.
13908 (instantiate_expr): Use instantiate_decl_rtl.
13909 (instantiate_decls_1): Likewise.
13910 (instantiate_decls): Likewise.
13911 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13912 * function.h (instantiate_decl_rtl): Add prototype.
13913 * cfgexpand.c (target.h): New include.
13914 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13915 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13916 (TARGET_INSTANTIATE_DECLS): Likewise.
13917 (TARGET_INITIALIZER): New target hooks added.
13918 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13920 * config/rs6000/rs6000.c (tree-flow.h): New include.
13921 (machine_function): Add sdmode_stack_slot field.
13922 (rs6000_alloc_sdmode_stack_slot): New function.
13923 (rs6000_instantiate_decls): Likewise.
13924 (rs6000_secondary_memory_needed_rtx): Likewise.
13925 (rs6000_check_sdmode): Likewise.
13926 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13927 (TARGET_INSTANTIATE_DECLS): Likewise.
13928 (rs6000_hard_regno_mode_ok): Allow SDmode.
13929 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13930 (rs6000_emit_move): Handle SDmode.
13931 (function_arg_advance): Likewise.
13932 (function_arg): Likewise.
13933 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13934 SDmode var args for 32-bit compiles.
13935 (rs6000_secondary_reload_class): Handle SDmode.
13936 (rs6000_output_function_epilogue): Likewise.
13937 (rs6000_function_value): Simplify if statement.
13938 (rs6000_libcall_value): Likewise.
13939 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13940 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13941 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13942 (movsd_hardfloat): New define_insn.
13943 (movsd_softfloat): Likewise.
13944 (movsd_store): Likewise.
13945 (movsd_load): Likewise.
13946 (extendsddd2): Likewise.
13947 (extendsdtd2): Likewise.
13948 (truncddsd2): Likewise.
13949 (movdd_hardfloat64): Fixup comment.
13950 (UNSPEC_MOVSD_LOAD): New constant.
13951 (UNSPEC_MOVSD_STORE): Likewise.
13953 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13956 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13958 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13959 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13960 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13961 and TRUTH_XOR_EXPR.
13963 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13966 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13968 __LONGDOUBLE128 too.
13969 * config/rs6000/aix61.h: New file.
13971 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13973 PR rtl-optimization/34959
13974 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13975 popcount and parity rtxes the same mode as their operand.
13976 Truncate or extend the result to the return value's mode
13979 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13982 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13983 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13984 to GOT_VERSION_REGNUM.
13985 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13986 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13987 * config/mips/mips.c (mips_emit_call_insn): New function.
13988 (mips_call_tls_get_addr): Call mips_expand_call directly.
13989 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13991 (mips16_build_call_stub): Likewise. Return the call insn or null.
13992 (mips_expand_call): Update the call to mips16_build_call_stub
13993 accordingly and a remove redundant condition. Assert that MIPS16
13994 stubs do not use lazy binding. Use mips_emit_call_insn and return
13996 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13998 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13999 (mips_avoid_hazard): Remove hazard_set handling.
14000 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
14001 (UNSPEC_RESTORE_GP): ...this.
14002 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
14003 (FAKE_CALL_REGNO): Rename to...
14004 (GOT_VERSION_REGNUM): ...this.
14005 (type): Add "ghost" value. Add an associated insn reservation.
14006 (hazard_set): Remove.
14007 (exception_receiver): Rename to...
14008 (restore_gp): ...this and update the unspec identifier accordingly.
14009 (exception_receiver, nonlocal_got_receiver): New expanders.
14010 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
14011 FAKE_CALL_REGNO. Remove hazard_set attribute.
14012 (set_got_version, update_got_version): New patterns.
14014 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
14017 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
14019 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14022 * doc/install.texi2html: Generate gcc-vers.texi.
14024 2008-01-25 DJ Delorie <dj@redhat.com>
14026 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14028 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14030 * config/c4x: Remove directory.
14031 * config.gcc (crx-*, mt-*): Mark obsolete.
14032 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
14033 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
14034 sh-*-rtemscoff*): Remove cases.
14035 * defaults.h (C4X_FLOAT_FORMAT): Remove.
14036 * real.c (encode_c4x_single, decode_c4x_single,
14037 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
14038 c4x_extended_format): Remove.
14039 * real.h (c4x_single_format, c4x_extended_format): Remove.
14040 * doc/extend.texi (interrupt, naked): Remove mention of attributes
14042 (Pragmas): Remove comment about c4x pragmas.
14043 * doc/install.texi (c4x): Remove target-specific instructions.
14044 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
14045 * doc/md.texi (Machine Constraints): Remove C4x documentation.
14046 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
14047 refer to C4x source files as examples.
14048 (C4X_FLOAT_FORMAT): Remove documentation.
14050 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
14052 * config/bfin/bfin.c (override_options): Reorder tests so that
14053 flag_pic gets enabled for -msep-data.
14055 2008-01-25 Richard Guenther <rguenther@suse.de>
14057 PR middle-end/32244
14058 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
14059 to its bitfield precision if required.
14061 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14063 PR middle-end/33880
14064 * tree-nested.c (walk_omp_for): New function.
14065 (convert_nonlocal_reference, convert_local_reference): Call
14066 walk_omp_for on OMP_FOR.
14067 (convert_call_expr): Call walk_body on OMP_FOR's
14068 OMP_FOR_PRE_INIT_BODY.
14070 2008-01-25 Richard Guenther <rguenther@suse.de>
14072 PR tree-optimization/34966
14073 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
14074 default defs and PHI_NODEs we have to insert after the
14075 defining statement.
14077 2008-01-24 Nick Clifton <nickc@redhat.com>
14079 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
14080 Provide a default definition.
14081 (LIBGCC2_UNITS_PER_WORD): Likewise.
14083 * config/stormy16/stormy16.c: Include df.h for the prototype
14084 for df_regs_ever_live_p.
14085 (xstormy16_expand_builtin_va_start): Convert the stack offset
14086 into a component_ref and then use POINTER_PLUS_EXPR to add it
14087 to the incoming_virtual_args_rtx.
14088 (xstormy16_gimplify_va_arg_expr): Rename to
14089 xstormy16_gimplify_va_arg_expr.
14090 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
14091 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
14092 xstormy16_gimplify_va_arg_expr.
14093 Fix up some formatting issues.
14095 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
14096 Move to predicates.md.
14097 (xs_hi_general_operand): Likewise.
14098 (xs_hi_nonmemory_operand): Likewise.
14099 * config/stormy16/predicates.md:
14100 (xstormy16_carry_plus_operand): New predicate.
14101 (xs_hi_general_operand): New predicate.
14102 (xs_hi_nonmemory_operand): New predicate.
14103 * config/stormy16/stormy16-protos.h:
14104 (xstormy16_carry_plus_operand): Delete prototype.
14105 (xs_hi_general_operand): Likewise.
14106 (xs_hi_nonmemory_operand): Likewise.
14108 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
14109 modifiers as they are no longer needed and they can trigger
14110 reload spill failures.
14112 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
14113 with a match_operand in order to help reload.
14115 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
14116 constraint with 'e' for the 8th alternative as this version of
14117 the mov.w instruction only accepts the lower 8 registers.
14119 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
14122 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
14123 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
14126 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14128 PR middle-end/33333
14129 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
14131 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14133 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
14135 (remove_structure): Update allocations list before removing structure.
14137 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14139 * ipa-struct-reorg.c (is_safe_cond_expr,
14140 create_new_stmts_for_cond_expr): Use integer_zerop function,
14141 that recognize not only zero-pointer, but zero-integer too.
14143 2008-01-25 Ben Elliston <bje@au.ibm.com>
14146 * fixproto: Escape "." in sed expression that strips leading "./".
14148 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14151 * gcc.c (SWITCH_OK): Removed.
14152 (SWITCH_LIVE): Changed to bit.
14153 (SWITCH_FALSE): Likewise.
14154 (SWITCH_IGNORE): Likewise.
14155 (switchstr): Change live_cond to unsigned int.
14156 (process_command): Replace SWITCH_OK with 0.
14157 (do_self_spec): Likewise.
14158 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14159 (give_switch): Likewise.
14160 (used_arg): Likewise.
14161 (do_spec_1): Set the SWITCH_IGNORE bit.
14162 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14163 bits. Set the SWITCH_LIVE bit.
14165 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14167 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14169 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14171 PR tree-optimization/34472
14172 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14173 parameter to a "bool *" and set *DATA to false if there is
14174 an unsafe access. Do not delete the structure here.
14175 (check_cond_exprs): Delete it here instead.
14176 (check_cond_exprs, exclude_cold_structs): Do not increase
14177 I when removing a structure.
14179 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
14182 * config/i386/i386.c (ix86_expand_vector_init): Consider only
14183 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
14185 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
14187 PR middle-end/34934
14188 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
14189 a fixed vector for stack.
14191 2008-01-24 Ben Elliston <bje@au.ibm.com>
14194 * doc/gcc.texi (Software development): Add a direntry for g++.
14196 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
14198 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
14199 stale and straggling -fforce-addr comments above.
14201 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14203 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14204 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14206 2008-01-23 Michael Matz <matz@suse.de>
14209 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14212 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14214 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14215 malloc result type.
14217 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14219 * config/avr/avr.c (avr_current_arch): New variable.
14220 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14221 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14222 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14223 (avr_override_options): Init 'avr_current_arch'.
14224 (base_arch_s): Move from here...
14225 * config/avr/avr.h (base_arch_s): ... here. Add new members
14226 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14227 'mega' to 'have_jmp_call'.
14228 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14229 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14231 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14233 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14234 MULTILIB_MATCHES): (Ditto.).
14236 2008-01-23 Richard Guenther <rguenther@suse.de>
14238 PR middle-end/31529
14239 * cgraphunit.c (cgraph_reset_node): Always mark the node
14240 not reachable if it is not queued already.
14242 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14244 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14245 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14246 (cputype_selected): New static variable.
14247 (bfin_handle_option): Set it if -mcpu is used.
14248 (override_option): Select default set of workarounds if no cpu type
14249 selected on the command line.
14250 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14252 From Michael Frysinger <michael.frysinger@analog.com>
14253 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14254 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14256 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14257 for bf547, bf523, bf524, and bf526.
14258 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14260 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14261 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14262 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14263 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14264 * doc/invoke.texi (Blackfin Options): Document that
14265 -mcpu now accept bf547, bf523, bf524, and bf526.
14267 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14269 PR rtl-optimization/34628
14270 * combine.c (try_combine): Stop and undo after the first combination
14271 if an autoincrement side-effect on the first insn has effectively
14274 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14277 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14278 Offset addresses are not valid for Altivec or paired float modes.
14280 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14283 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14284 if DECL_INITIAL (decl) is error_mark_node.
14287 * c-common.c (handle_vector_size_attribute): Only allow
14288 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14289 the same way as pointer, array etc. types.
14290 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14293 * tree.c (build_type_attribute_qual_variant): Call
14294 build_qualified_type if attributes are equal, but quals are not.
14296 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14299 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14300 * flags.h (warn_strict_aliasing): Remove.
14301 (warn_strict_overflow): Remove.
14302 * opts.c (warn_strict_aliasing): Remove.
14303 (warn_strict_overflow): Remove.
14304 * c-opts.c (c_common_handle_option): -Wall only sets
14305 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14306 (c_common_post_options): Give default values to -Wstrict-aliasing
14307 and -Wstrict-overflow if they are uninitialized.
14308 * common.opt (Wstrict-aliasing): Specify Var and Init.
14309 (Wstrict-overflow): Likewise.
14311 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14313 PR rtl-optimization/26854
14314 PR rtl-optimization/34400
14315 PR rtl-optimization/34884
14316 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14318 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14319 (df_rd_bb_info.expanded_lr_out): Deleted
14320 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14321 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14322 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14323 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14324 Removed code to allocate, initialize or free expanded_lr_out.
14325 (df_rd_bb_local_compute_process_def): Restructured to make more
14327 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14328 sets if the sets are being trimmed.
14330 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14333 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14334 (as_vers): Likewise.
14335 * configure: Regenerated.
14337 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14339 PR middle-end/33092
14340 * tree-pass.h (pass_build_alias): New pass.
14341 * tree-ssa-alias.c (gate_build_alias): New.
14342 (pass_build_alias): New.
14343 * passes.c (init_optimization_passes): Add pass_build_alias after
14344 pass_create_structure_vars.
14346 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14348 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14349 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14350 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14351 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14352 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14353 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14354 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14355 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14356 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14357 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14358 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14359 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14360 * config/s390/s390.md (FP_ALL): New mode iterator.
14361 (_d): New mode attribute.
14362 ("*signbit<mode>2>"): Changed mode of first operand.
14363 ("isinf<mode>2"): Changed mode of first operand.
14364 ("*TDC_insn"): Adaptation for DFP modes.
14366 2008-01-22 Ben Elliston <bje@au.ibm.com>
14368 * tree.c (check_qualified_type): Improve function description.
14370 2008-01-21 Jason Merrill <jason@redhat.com>
14373 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14374 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14377 2008-01-21 DJ Delorie <dj@redhat.com>
14379 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14382 2008-01-21 Richard Guenther <rguenther@suse.de>
14384 PR middle-end/34856
14385 * tree-cfg.c (verify_expr): Allow all invariant expressions
14386 instead of just constant class ones as reference argument.
14387 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14388 like any other constant.
14389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14391 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14393 * regmove.c (fixup_match_1): Update call crossed frequencies.
14395 2008-01-21 Richard Guenther <rguenther@suse.de>
14398 * tree-inline.c (setup_one_parameter): Deal with mismatched
14399 types using a VIEW_CONVERT_EXPR.
14401 2008-01-21 Alon Dayan <alond@il.ibm.com>
14402 Olga Golovanevsky <olga@il.ibm.com>
14404 PR tree-optimization/34701
14405 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14406 when the structure size is not a power of 2.
14408 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14410 * doc/install.texi: Add doc for --enable-checking=df.
14412 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14414 PR rtl-optimization/34808
14415 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14417 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14419 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14422 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14424 PR rtl-optimization/26854
14425 PR rtl-optimization/34400
14426 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14428 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14429 (df_rd_bb_info.expanded_lr_out): New.
14430 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14431 * loop_iv.c (iv_analysis_loop_init): Ditto.
14432 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14433 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14434 Added code to allocate, initialize or free expanded_lr_out.
14435 (df_rd_bb_local_compute_process_def): Restructured to make
14436 more understandable.
14437 (df_rd_confluence_n): Add code to do nothing with fake edges and
14438 code to no apply invalidate_by_call sets if the sets are being trimmed.
14439 (df_lr_local_finalize): Renamed to df_lr_finalize.
14440 (df_live_local_finalize): Renamed to df_live_finalize.
14442 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14445 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14446 deciding whether to use reciprocal instructions.
14448 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14450 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14451 dwarf2out_note_section_used if cold_text_section is NULL.
14453 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14455 PR gcov-profile/34610
14456 * tree-cfg.c (make_edges): Mark both outgoing edges from
14457 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14458 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14459 from OMP_FOR and OMP_CONTINUE outgoing edges.
14461 * tree-profile.c (tree_profiling): Return early if
14462 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14464 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14465 from cfun to child_cfun.
14466 * function.h (struct function): Add after_tree_profile bit.
14468 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14470 * config/avr/avr.S (_exit): Disable interrupt.
14472 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14473 Steven Bosscher <stevenb.gcc@gmail.com>
14475 PR rtl-optimization/26854
14476 PR rtl-optimization/34400
14477 * df-problems.c (df_live_scratch): New scratch bitmap.
14478 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14479 (df_live_reset): Clear the proper bitmaps.
14480 (df_live_bb_local_compute): Only process the artificial defs once
14481 since the order is not important.
14482 (df_live_init): Init the df_live sets only with the variables
14483 found live by df_lr.
14484 (df_live_transfer_function): Use the df_lr sets to prune the
14485 df_live sets as they are being computed.
14486 (df_live_free): Free df_live_scratch.
14488 2008-01-18 Ian Lance Taylor <iant@google.com>
14490 * common.opt: Add fmerge-debug-strings.
14491 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14492 flag_merge_debug_strings rather than flag_merge_constants.
14493 * doc/invoke.texi (Option Summary): Mention
14494 -fmerge-debug-strings.
14495 (Debugging Options): Document -fmerge-debug-strings.
14497 2008-01-18 Ian Lance Taylor <iant@google.com>
14500 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14501 (struct tree_function_decl): Add new field operator_new_flag.
14502 * tree-inline.c (expand_call_inline): When inlining a call to
14503 operator new, force the return value to go into a variable, and
14504 set DECL_NO_TBAA_P on that variable.
14505 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14507 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14510 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14511 DWARF2_DEBUGGING_INFO.
14512 (dwarf2out_note_section_used): Ditto. Add prototype.
14513 (have_multiple_function_sections, text_section_used,
14514 cold_text_section_used, *cold_text_sections): Move declarations
14517 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14519 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14520 field and add signal_ra.
14521 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14522 assignments to frame state pc. Move end of stack check after
14523 MD_FALLBACK_FRAME_STATE_FOR.
14524 (uw_update_context_1): Use frame state signal_regs if set, instead
14525 of checking signal_frame flag.
14526 (uw_update_context): Use frame state signal_ra if set.
14527 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14528 * config/xtensa/linux-unwind.h: New file.
14530 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14532 * modulo-sched.c (get_sched_window): Fix comment typo.
14534 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14536 PR tree-optimization/34648
14537 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14539 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14541 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14542 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14544 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14546 PR rtl-optimization/34400
14547 * df-core.c (df_worklist_dataflow_overeager,
14548 df_worklist_dataflow_doublequeue): New functions.
14549 (df_worklist_dataflow): Two different worklist solvers.
14550 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14553 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14556 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14557 and ftree-parallelize-loops.
14559 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14561 PR rtl-optimization/34826
14562 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14564 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14566 * global.c (find_reg): Mark the eh regs as used if necessary.
14567 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14568 * ra.h (struct allocno): no_eh_reg field added. Changed
14569 no_stack_reg type to bitfield.
14571 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14573 * tree.c (substitute_in_expr): Add missing 'break'.
14575 2008-01-17 Richard Guenther <rguenther@suse.de>
14577 PR tree-optimization/34825
14578 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14579 x / x as division to handle.
14581 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14583 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14584 "-pthread" is specified.
14585 * pa-hpux11.h (LIB_SPEC): Likewise.
14587 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14588 Peter Bergner <bergner@vnet.ibm.com>
14590 PR rtl-optimization/33796
14591 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14593 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14595 PR libgfortran/34699
14596 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14598 * pa-hpux10.h (LINK_SPEC): Likewise.
14599 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14601 2008-01-16 Richard Guenther <rguenther@suse.de>
14603 PR middle-end/32628
14604 * fold-const.c (fold_convert_const_int_from_int): Do not
14605 set overflow if that occured only because of a sign extension
14606 change when converting from/to a sizetype with the same
14607 precision and signedness.
14609 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14612 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14613 location address to the correct place. Update copyright year.
14615 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14617 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14618 no dependences in the dependence_relations vector.
14620 2008-01-16 Jan Hubicka <jh@suse.cz>
14622 PR rtl-optimization/31396
14623 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14624 * cfg.c (dump_reg_info): Print it.
14625 * regs.h (struct reg_info_t): add freq_calls_crossed.
14626 (REG_FREQ_CALLS_CROSSED): New macro.
14627 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14628 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14629 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14630 regmove_optimize): Update call crossed frequencies.
14631 * local-alloc.c (struct qty): Add freq_calls_crossed.
14632 (alloc_qty): Copute freq_calls_crossed.
14633 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14634 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14635 * ra.h (struct allocno): Add freq_calls_crossed.
14637 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14639 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14640 libgomp when compiling with ftree-parallelize-loops.
14641 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14643 2008-01-16 Richard Guenther <rguenther@suse.de>
14645 PR tree-optimization/34769
14646 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14647 * tree.c (int_cst_value): Instead make this function more
14648 permissive in what it accepts as valid input. Document this
14649 function always sign-extends the value.
14651 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14652 Richard Guenther <rguenther@suse.de>
14655 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14656 (gimple_fold_indirect_ref_rhs): ... this.
14657 (gimple_fold_indirect_ref): New function with foldings
14658 that preserve lvalueness.
14659 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14660 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14661 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14662 to fold an INDIRECT_REF, fall back to the old use of
14663 fold_indirect_ref_1.
14665 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14667 * tree-data-ref.c (subscript_dependence_tester_1): Call
14668 free_conflict_function.
14669 (compute_self_dependence): Same.
14671 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14674 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14675 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14677 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14678 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14679 for DWARF2_UNWIND_INFO targets.
14681 2008-01-16 Richard Guenther <rguenther@suse.de>
14684 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14685 type qualifiers for function types.
14687 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14689 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14690 loop_iterator li from previous commit.
14692 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14694 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14696 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14698 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14699 (parallelize_loops): Don't parallelize irreducible components.
14701 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14704 * c-opts (c_common_post_options): Do not enable CPP
14705 flag_pedantic_errors by default.
14707 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14709 PR rtl-optimization/31944
14710 * cse.c (remove_pseudo_from_table): New function.
14711 (merge_equiv_classes): Use above function to remove pseudo-registers.
14712 (invalidate): Likewise.
14714 2008-01-13 Richard Guenther <rguenther@suse.de>
14716 PR middle-end/34601
14717 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14718 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14720 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14722 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14723 validate_change to unshare the source of the PC set.
14725 2008-01-12 Jan Hubicka <jh@suse.cz>
14727 PR middle-end/32135
14728 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14729 references above array bounds. This might trigger bounds checks for
14730 pointers to arrays.
14732 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14734 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14735 new_replaceable_dependencies.
14737 2008-01-12 Doug Kwan <dougkwan@google.com>
14739 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14740 instead of OPT_Wreturn_type in warning due to ignored return type
14742 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14743 options included in -Wextra.
14744 * c.opt: New option -Wignored_qualifiers.
14745 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14746 -Wignore_qualifiers.
14747 (-Wignored-qualifiers): Document.
14748 (-Wreturn-type): Remove description of functionality now handled
14749 by -Wignored-qualifiers.
14751 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14754 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14755 NOP_EXPR if it is between integral types with the same precision.
14757 2008-01-12 Jan Hubicka <jh@suse.cz>
14760 * invoke.texi (max-inline-recursive-depth): Fix default value.
14762 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14764 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14767 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14769 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14771 2008-01-11 James E. Wilson <wilson@specifix.com>
14774 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14776 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14778 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14779 save/restore frame pointer register and don't use 'call-prologues'
14780 optimization in function with "OS_task" attribute.
14782 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14784 PR middle-end/31309
14785 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14786 when copying to memory.
14788 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14790 PR rtl-optimization/30905
14791 * cfgcleanup.c: Include dce.h
14792 (crossjumps_occured): New global variable.
14793 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14794 If something changed, set crossjumps_occured to true.
14795 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14796 Don't add/remove fake edges to exit here...
14797 (cleanup_cfg): ...but do it here, when crossjumping.
14798 Run a fast DCE when successful crossjumps occured in the latest
14799 iteration of try_optimize_cfg.
14801 2008-01-11 Richard Guenther <rguenther@suse.de>
14803 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14804 (struct vn_unary_op_s): Likewise.
14805 (vn_reference_insert): Free old reference on hash collision.
14807 2008-01-10 Raksit Ashok <raksit@google.com>
14809 PR rtl-optimization/27971
14810 * combine.c (find_split_point): Split PLUS expressions which are
14811 inside a MEM rtx, and whose first operand is complex.
14813 2008-01-10 DJ Delorie <dj@redhat.com>
14815 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14816 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14817 (m32c_hard_regno_ok): Call the underlying function.
14819 2008-01-10 Richard Guenther <rguenther@suse.de>
14821 PR middle-end/34683
14822 * tree-cfg.c (tree_merge_blocks): Do not go through the
14823 full-blown folding and stmt updating path if we just deal
14824 with virtual operands.
14825 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14826 test for abnormal SSA_NAMEs.
14828 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14830 PR middle-end/34641
14831 * reload.c (push_reload): Add assertions. All constants from
14832 reg_equiv_constant should have been used for replacing the respective
14834 (find_reloads_address): Invoke find_reloads_address_part for
14835 constant taken from the reg_equiv_constant array.
14837 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14839 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14840 field (valnum) the first in the struct. Replace bools with
14843 2008-01-10 Richard Guenther <rguenther@suse.de>
14845 PR tree-optimization/34651
14846 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14847 types and ordering for masking and converting.
14849 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14851 PR tree-optimization/34017
14852 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14853 also for PHI_NODE expressions.
14855 2008-01-09 Jan Hubicka <jh@suse.cz>
14857 PR tree-optimization/34708
14858 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14859 based on number of case labels.
14860 (init_inline_once): Remove switch_cost.
14861 * tree-inline.h (eni_weights_d): Remove switch_cost.
14863 2008-01-09 Richard Guenther <rguenther@suse.de>
14864 Andrew Pinski <andrew_pinski@playstation.sony.com>
14866 PR middle-end/30132
14867 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14868 temporary if an rvalue is ok or an lvalue is not required.
14870 2008-01-09 Richard Guenther <rguenther@suse.de>
14872 PR middle-end/34458
14873 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14874 adjust return type.
14876 2008-01-09 Richard Guenther <rguenther@suse.de>
14878 PR middle-end/34679
14879 * tree.c (host_integerp): Check for sizetype only if the
14880 type is an integer type.
14882 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14885 * opts.c (decode_options): Disable inlining of functions called
14886 once if not in unit-at-a-time mode.
14888 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14890 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14892 2008-01-08 Richard Guenther <rguenther@suse.de>
14894 PR middle-end/31863
14895 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14896 out early if the result will be unused.
14898 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14903 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14904 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14907 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14909 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14910 for vectorization tuned.
14912 2008-01-08 Richard Guenther <rguenther@suse.de>
14914 PR tree-optimization/34683
14915 * tree-ssa-operands.c (operand_build_cmp): Export.
14916 * tree-ssa-operands.h (operand_build_cmp): Declare.
14917 * tree-vn.c (vuses_compare): Remove.
14918 (sort_vuses): Use operand_build_cmp.
14919 (sort_vuses_heap): Likewise.
14920 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14921 to re-use old VEC if available. Do not sort already sorted VUSEs.
14922 (vdefs_to_vec): Do not sort already sorted VDEFs.
14924 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14926 PR middle-end/34694
14927 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14929 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14932 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14933 limitations of reciprocal sequences on x86 targets.
14935 2008-01-08 Richard Guenther <rguenther@suse.de>
14937 PR tree-optimization/34683
14938 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14940 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14943 * config/darwin.c (darwin_mergeable_string_section): Don't use
14944 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14946 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14949 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14950 negxf2. Macroize expander using X87MODEF mode iterator. Change
14951 predicates of op0 and op1 to register_operand.
14952 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14953 expander using X87MODEF mode iterator. Change predicates of
14954 op0 and op1 to register_operand.
14955 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14956 corresponding patterns and macroize using MODEF macro. Change
14957 predicates of op0 and op1 to register_operand and remove
14958 "m" constraint. Disparage "r" alternative with "!".
14959 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14960 macroize using X87MODEF macro. Change predicates of op0 and op1
14961 to register_operand and remove "m" constraint. Disparage "r"
14962 alternative with "!".
14963 (absneg splitter with memory operands): Remove.
14964 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14965 patterns and macroize using X87MODEF mode iterator.
14966 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14967 Change predicate of op1 to register_operand.
14968 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14969 for memory operands.
14971 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14973 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14975 2008-01-07 Richard Guenther <rguenther@suse.de>
14977 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14980 2008-01-07 Richard Guenther <rguenther@suse.de>
14982 PR tree-optimization/34683
14983 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14984 VOPs of the needed size to save memory. Use VEC_quick_push
14985 to save compile-time.
14986 (vdefs_to_vec): Likewise.
14988 2008-01-07 Sa Liu <saliu@de.ibm.com>
14990 * config/spu/spu.md (divdf3): Genetate inline code for double
14991 division. The implementation doesn't handle INF or NAN, therefore it
14992 only applies when -ffinite-math-only is given.
14994 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14997 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14998 * doc/cpp.texi ([Common Predefined Macros]): Document.
15000 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
15002 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
15003 order to use commutative addition instead of subtraction.
15005 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15006 Mircea Namolaru <namolaru@il.ibm.com>
15007 Vladimir Yanovsky <yanov@il.ibm.com>
15008 Revital Eres <eres@il.ibm.com>
15010 PR tree-optimization/34263
15011 * tree-outof-ssa.c (process_single_block_loop_latch,
15012 contains_tree_r): New functions.
15013 (analyze_edges_for_bb): Call process_single_block_loop_latch
15014 function to empty single-basic-block latch block if possible.
15016 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15018 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15020 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
15022 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15024 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
15026 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15028 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
15030 2008-01-05 Jakub Jelinek <jakub@redhat.com>
15032 PR tree-optimization/34618
15033 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
15036 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15039 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
15040 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
15041 Update copyright year.
15043 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15044 Update copyright year.
15045 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
15048 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
15050 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
15051 edge does not point to current bb before changing need_assert.
15053 2008-01-04 Richard Guenther <rguenther@suse.de>
15055 PR middle-end/34029
15056 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
15057 for verifying purposes if they are is_gimple_min_invariant.
15059 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
15061 PR tree-optimization/34448
15062 PR tree-optimization/34465
15063 * gimplify.c (gimplify_init_constructor): Add new parameter
15064 notify_temp_creation. Use it.
15065 (gimplify_modify_expr_rhs): Take volatiles into account when
15066 optimizing constructors.
15067 Do not optimize constructors if gimplify_init_constructor will dump to
15069 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
15070 * gcc.c-torture/compile/pr34448.c: New.
15072 2008-01-04 Jakub Jelinek <jakub@redhat.com>
15074 PR gcov-profile/34609
15075 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
15076 return_slot if result is TREE_ADDRESSABLE.
15078 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
15080 * config/mips/mips.md (sqrt_condition): Tweak comment.
15081 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
15083 2008-01-03 Tom Tromey <tromey@redhat.com>
15086 * c-common.c (c_type_hash): Handle VLAs.
15088 2008-01-03 Jan Hubicka <jh@suse.cz>
15090 PR tree-optimization/31081
15091 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15092 0 when inlining and not inlining to first basic block.
15093 (remap_decl): When var is initialized to 0, don't set default_def.
15094 (expand_call_inline): Set entry_bb.
15095 * tree-inline.h (copy_body_data): Add entry_bb.
15097 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15100 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
15103 PR tree-optimization/29484
15104 * tree-inline.c (inline_forbidden_p_2): New function.
15105 (inline_forbidden_p): Disallow inlining if some static var
15106 has an address of a local LABEL_DECL in its initializer.
15107 * doc/extend.texi (Labels as Values): Document &&foo behaviour
15110 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
15112 PR tree-optimization/34635
15113 * tree-data-ref.c (add_other_self_distances): Make sure that the
15114 evolution step is constant.
15116 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15118 PR middle-end/34608
15119 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
15121 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
15123 * tree-sra.c (scalarize_init): Insert the generate_element_init
15124 statements after the generate_element_zero statements.
15126 2008-01-02 Richard Guenther <rguenther@suse.de>
15128 PR middle-end/34093
15129 PR middle-end/31976
15130 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
15131 for very large number of operands instead of ICEing.
15133 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
15136 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
15137 while stack probing.
15139 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
15141 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
15144 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15146 PR libmudflap/26442
15147 * tree-mudflap.c (mx_register_decls): Guard warning by
15148 !DECL_ARTIFICIAL check.
15150 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15152 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15153 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15154 sse5_perm<mode>): Fix constraints.