1 2008-07-16 Olivier Hainque <hainque@adacore.com>
3 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
4 instead of bare conversion to cast const-ness away.
6 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11 (TARGET_FUNCTION_VALUE): Define.
13 2008-07-16 David Edelsohn <edelsohn@gnu.org>
15 * config/rs6000/rs6000.c (processor_target_table): Add
16 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
18 2008-07-16 Joseph Myers <joseph@codesourcery.com>
21 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
22 (m32c_legitimate_address_p): Handle "++rii" addresses created by
23 m32c_legitimize_reload_address.
25 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
27 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
28 DECL_IN_SYSTEM_HEADER in sync.
30 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
32 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
33 * tree-ssa-pre.c (pre_expr_eq): Ditto
34 (get_constant_for_value_id): Take a type as an argument.
35 (fully_constant_expression): Pass in type.
36 (find_or_generate_expression): Short circuit constant case.
37 (create_expression_by_pieces): Remove special casing of
39 (do_regular_insertion): Short circuit constant case.
40 (do_partial_partial_insertion): Ditto.
42 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
45 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
47 2008-07-15 Bob Wilson <bob.wilson@acm.org>
49 * config/xtensa/libgcc-xtensa.ver: New file.
50 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
52 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
54 * df-problems.c (df_set_note): Avoid C++ keywords.
55 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
56 * dse.c (record_store, remove_useless_values): Likewise.
57 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
58 gen_reg_rtx_offset, operand_subword, change_address_1,
59 change_address, adjust_address_1, offset_address,
60 widen_memory_access, emit_copy_of_insn_after): Likewise.
61 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
62 * fwprop.c (should_replace_address, propagate_rtx_1,
63 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
65 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
66 gcse_emit_move_after, update_ld_motion_stores): Likewise.
67 * lcm.c (compute_insert_delete, pre_edge_lcm,
68 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
69 * lower-subreg.c (resolve_reg_notes): Likewise.
70 * mode-switching.c (optimize_mode_switching): Likewise.
72 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
74 * bt-load.c (add_btr_def, migrate_btr_def,
75 branch_target_load_optimize): Avoid C++ keywords.
76 * caller-save.c (insert_restore, insert_save, insert_one_insn):
78 * combine.c (subst, simplify_set, make_extraction,
79 make_compound_operation, known_cond, simplify_shift_const_1):
81 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
82 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1):
85 2008-07-15 Richard Guenther <rguenther@suse.de>
88 * c-common.c (strict_aliasing_warning): Do not warn for
89 TYPE_REF_CAN_ALIAS_ALL pointers.
90 (c_common_get_alias_set): may_alias types are not special.
91 * tree.c (build_pointer_type_for_mode): Look up the may_alias
92 attribute and set can_ref_all accordingly.
93 (build_reference_type_for_mode): Likewise.
94 * doc/extend.texi (may_alias): Clarify.
96 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
99 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
100 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
102 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
105 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
106 gcc_assert, instead call output_operand_lossage.
108 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
110 * builtins.c (std_canonical_va_list): Treat structure based
113 2008-07-15 Ben Elliston <bje@au.ibm.com>
115 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
117 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
119 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
122 2008-07-14 Jan Hubicka <jh@suse.cz>
124 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
125 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
126 fix predicates and constraints.
127 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
128 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
130 2008-07-14 Doug Kwan <dougkwan@google.com>
132 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
133 additional option file arm/eabi.opt.
134 * config/arm/eabi.h (File): New configuration file for EABI targets.
135 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
136 SUBSUBTARGET_EXTRA_SPECS.
137 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
138 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
139 from STARTFILE_SPEC so that it can be referenced in an override.
140 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
141 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
142 can be referenced in an override.
143 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
144 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
145 so that it can be referenced in an override.
146 (LINK_SPEC): Use BPABI_LINK_SPEC.
147 * config/arm/eabi.opt (File): New.
149 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
151 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
152 (FIXED_VALUE_H): New variable.
153 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
154 input.h, fixed-value.h.
155 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
156 (BASIC_BLOCK_H): Use $(BITMAP_H).
157 (FUNCTION_H): Add varray.h.
158 (IPA_REFERENCE_H): Use $(BITMAP_H).
159 (CGRAPH_H): Add $(BASIC_BLOCK_H).
160 (DF_H): Use $(BITMAP_H).
161 (GGC_H): Add statistics.h.
163 (INSN_ATTR_H): Use it.
164 (SYSTEM_H): Add safe-ctype.h, filenames.h.
166 (SYMTAB_H): Add $(OBSTACK_H).
167 (CPP_INTERNAL_H): New.
168 (TREE_DUMP_H): Add tree-pass.h.
169 (TREE_FLOW_H): Use $(BITMAP_H)
170 (PRETTY_PRINT_H): Use $(INPUT_H).
171 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
174 (many object files): Fix lots of header dependencies throughout.
176 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
180 (s-gtyp-input): Use them to write tmp-gi.list.
181 (echo_to_gi.list): Remove.
183 2008-07-14 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-sccvn.c (pre_info): Remove.
186 (switch_to_PRE_table): Likewise.
187 (free_scc_vn): Do not clear SSA_NAME_VALUE.
188 Do not free pre_info.
189 (set_hashtable_value_ids): Do not create value-ids for the
191 (run_scc_vn): Remove double test. Remove bogus special-case
192 in value-number printing.
193 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
194 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
196 * tree-flow-inline.h (get_value_handle): Remove.
197 * tree-flow.h (get_value_handle): Remove.
199 2008-07-14 Martin Jambor <mjambor@suse.cz>
201 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
202 in which we generate arithmetics is not a subrange.
204 2008-07-14 Martin Jambor <mjambor@suse.cz>
206 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
208 2008-07-14 Richard Guenther <rguenther@suse.de>
210 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call
213 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
216 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
217 reload for symbol refs moved to r0 with -fPIC.
218 (legitimize_pic_address): Use the target register as temporary
220 (emit_symbolic_move): Adjust comment.
221 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
224 2008-07-14 Ben Elliston <bje@au.ibm.com>
226 * c-common.h (C_CPP_HASHNODE): New macro.
227 * coretypes.h (struct cpp_token): Forward declare.
228 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
229 the context-sensitive keyword method.
230 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
231 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
232 expand_bool_pixel): New.
233 (altivec_categorize_keyword): New function.
234 (init_vector_keywords): New function.
235 (rs6000_macro_to_expand): Likewise.
236 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
237 compiling an ISO C dialect.
239 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
241 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert
243 (create_expression_by_pieces): Fix typo.
244 (do_regular_insertion): Use debug counter here too.
246 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
249 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
250 CONST_OK_FOR_LETTER_P. All port-local users changed.
251 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
252 implement Kp matching power-of-two.
253 (CONSTRAINT_LEN): Define to match.
254 * config/cris/cris.md: Replace all use of constraint K with Kc.
255 ("*btst*): Use Kp for operand 0 of last alternative.
257 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
260 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
263 2008-07-13 Jan Hubicka <jh@suse.cz>
265 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
268 2008-07-13 Richard Guenther <rguenther@suse.de>
271 * langhooks.c (lhd_print_error_function): Deal with recursive
274 2008-07-12 Jan Hubicka <jh@suse.cz>
276 * cgraph.c (assembler_name_hash): New static var.
277 (hash_node_by_assembler_name, eq_assembler_name): New.
278 (cgraph_node_for_asm): Use hashtable.
279 (cgraph_remove_node): Maintain hashtable.
280 (change_decl_assembler_name): Sanity check that names are not changing
281 after aliasing was processed.
282 * cgraph.h (varpoon_node): Add next GGC marker.
283 * tree.c (decl_assembler_name_equal): Constify.
284 (decl_assembler_name_hash): New.
285 * tree.h (decl_assembler_name_equal): Constify.
286 (decl_assembler_name_hash): Update.
288 2008-07-12 David Daney <ddaney@avtrex.com>
290 * config/mips/driver-native.c (host_detect_local_cpu): Handle
293 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
295 * doc/md.texi: Document the MIPS "v" constraint.
296 * config/mips/mips.h (reg_class): Revert last change.
297 (REG_CLASS_NAMES): Likewise.
298 (REG_CLASS_CONTENTS): Likewise.
299 * config/mips/mips.c (mips_regno_to_class): Likewise.
300 * config/mips/constraints.md (v): Likewise, but add documentation.
301 Add a comment to say that this constraint should not be used in
304 2008-07-11 DJ Delorie <dj@redhat.com>
306 * config/h8300/h8300.md (length): Fix branch offset limit.
308 2008-07-11 Anatoly Sokolov <aesok@post.ru>
310 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
311 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
312 (avr_hard_regno_scratch_ok): New function.
313 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
314 * config/avr/avr.md (all peepholes that request a scratch register):
315 Remove avr_peep2_scratch_safe use.
317 2008-07-11 Tom Tromey <tromey@redhat.com>
318 Ian Lance Taylor <iant@google.com>
320 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
321 (struct c_common_resword): Define.
322 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
323 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
324 (c_common_reswords, num_c_common_reswords): Declare.
325 * c-common.c (c_common_reswords): New global const array.
326 (num_c_common_reswords): New const int.
327 * c-parser.c (struct resword, reswords): Don't define.
328 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
329 (c_parse_init): Clarify mask code. Use c_common_reswords rather
330 than reswords. If warning about C++ keywords, give them a special
332 (c_lex_one_token): Warn about C++ keywords. Call
333 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
334 (c_parser_external_declaration): Look for RID_xxx rather than
335 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
336 (c_parser_statement_after_labels): Likewise.
337 (c_parser_objc_class_instance_variables): Likewise.
338 (c_parser_objc_class_declaration): Likewise.
339 (c_parser_objc_try_catch_statement): Likewise.
340 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
341 (declspecs_add_type): Likewise.
343 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
345 * ggc-page.c (alloc_page):
346 Substituting xmalloc, xcalloc with
347 XNEWVEC and XCNEWVAR macros which add the
350 2008-07-11 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/36765
353 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
354 aliases from HEAP vars to SMTs.
356 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
358 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
359 * configure.ac (loose_warn): Move -Wc++-compat from here...
360 (strict_warn): ...to here.
361 * configure: Regenerate.
363 2008-07-10 Joseph Myers <joseph@codesourcery.com>
365 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
366 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
367 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
368 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
369 excluding more specific h8300-*-* and sh-*-* targets.
371 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
373 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
376 (execute_pre): Call loop_optimizer_finalize in early exit.
378 2008-07-10 Jakub Jelinek <jakub@redhat.com>
381 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
382 uids in the bitmap, not just VAR_DECL uids.
384 PR rtl-optimization/36419
385 * combine-stack-adj.c (adjust_frame_related_expr): New function.
386 (combine_stack_adjustments_for_block): Call it if needed. Delete
388 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
389 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
390 prologue sp adjustment.
392 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
395 * opts.c (print_ignored_options): Report postponed diagnostics for
396 unknown -Wno-* options as warnings, not errors.
397 (postpone_unknown_option_error): Renamed to...
398 (postpone_unknown_option_warning): ... this.
400 2008-07-09 Doug Kwan <dougkwan@google.com>
403 2008-07-08 Doug Kwan <dougkwan@google.com>
405 * config/arm/arm.opt (mandroid): New option.
406 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
407 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
409 (CC1PLUS_SPEC): Same.
411 (STARTFILE_SPEC): Same.
412 (ENDFILE_SPEC): Same.
413 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
416 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
419 * config/mips/mips.h (reg_class): Remove V1_REG.
420 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
421 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
423 (mips_get_tp): New function.
424 (mips_legitimize_tls_address): Use it.
425 * config/mips/constraints.md (v): Delete.
426 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
427 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
428 After reload, split into a move and ...
429 (*tls_get_tp_<mode>_split): ...this new instruction.
431 2008-07-09 David Daney <ddaney@avtrex.com>
433 * config/mips/driver-native.c: Include coretypes.h and tm.h.
435 2008-07-09 Jakub Jelinek <jakub@redhat.com>
437 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
438 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
440 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
441 htab_delete should be called. Don't free c.
442 (lookup_tmp_var): Create temp_htab lazily.
443 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
444 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
446 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
447 lower_omp_ordered, lower_omp_critical, lower_omp_for,
448 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
449 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
450 * tree-sra.c (generate_element_init): Likewise.
451 * tree-mudflap.c (execute_mudflap_function_ops,
452 execute_mudflap_function_decls): Likewise.
453 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
454 * tree-gimple.h (struct gimplify_ctx): New type.
455 (push_gimplify_context): Adjust prototype.
457 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
459 * tree-ssa-pre.c (phi_translate_1): Update placement of
462 2008-07-09 Anatoly Sokolov <aesok@post.ru>
464 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
465 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
466 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
467 * targhooks.c (default_hard_regno_scratch_ok): New function.
468 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
469 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
470 * recog.c: Include "target.h".
471 (peep2_find_free_register): Add check for global regs. Add target
473 * Makefile.in (recog.o): Depend on target.h.
475 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
477 * config/sh/sh.c (sh_canonical_va_list_type): New.
478 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
480 2008-07-09 Raksit Ashok <raksit@google.com>
482 * doc/invoke.texi (Option Summary): Mention new option
483 -Wdisallowed-function-list=...
484 (Warning Options): Document -Wdisallowed-function-list=...
485 * common.opt (Wdisallowed-function-list=): New flag.
486 * flags.h (warn_disallowed_functions): External definition of new
487 boolean warning flag.
488 (warn_if_disallowed_function_p): Declare new function.
489 * opts.c (warning_disallowed_functions): New static variable.
490 (warn_disallowed_functions): New boolean warning flag.
491 (warn_if_disallowed_function_p): New function.
492 (add_comma_separated_to_vector): Rename
493 add_instrument_functions_exclude_list to this.
494 (common_handle_option): Handle new option. Rename calls to
495 add_instrument_functions_exclude_list into calls to
496 add_comma_separated_to_vector.
497 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
498 based on flag warn_disallowed_functions.
500 2008-07-09 Christian Bruel <christian.bruel@st.com>
502 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
503 instead of get_attr_length.
505 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
507 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
509 * genemit.c (gen_insn): Likewise.
510 * gengtype.c (note_def_vec): Likewise.
511 * gengtype.h (note_def_vec): Likewise.
512 * genoutput.c (struct data, output_insn_data, process_template,
513 gen_expand, gen_split, note_constraint): Likewise.
514 * genrecog.c (new_decision, add_to_sequence, factor_tests,
515 make_insn_sequence): Likewise.
516 * gensupport.c (record_insn_name): Likewise.
518 2008-07-08 Doug Kwan <dougkwan@google.com>
520 * config/arm/arm.opt (mandroid): New option.
521 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
522 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
524 (CC1PLUS_SPEC): Same.
526 (STARTFILE_SPEC): Same.
527 (ENDFILE_SPEC): Same.
528 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
531 2008-07-08 Raksit Ashok <raksit@google.com>
533 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
534 (set_storage_via_setmem): Fix expected_align parameter.
535 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
536 missing from the list.
537 * doc/md.texi (movmem): Explicitly state that expected alignment is
538 to be expressed in bytes.
539 (setmem): Explicitly state that expected alignment is to be expressed
542 2008-07-08 Joseph Myers <joseph@codesourcery.com>
544 * reload.c (find_reloads_subreg_address): Do not require validity
545 of address in original mode before reloading address.
547 2008-07-07 Tianwei Sheng <tianweis@google.com>
549 * df-core.c (df_remove_problem): Adjust the access to avoid out of
552 2008-07-08 Jakub Jelinek <jakub@redhat.com>
554 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
557 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
559 Fix PR tree-optimization/23455
560 Fix PR tree-optimization/35286
561 Fix PR tree-optimization/35287
562 * Makefile.in (OBJS-common): Remove tree-vn.o.
564 * dbgcnt.def: Add treepre_insert debug counter.
565 * gcc/tree-flow.h (add_to_value): Updated for other changes.
566 (debug_value_expressions): Ditto.
567 (print_value_expressions): Ditto.
568 * tree-pretty-print.c (dump_generic_node): Updated for
569 VALUE_HANDLE removal.
570 * tree-ssa-dom.c (record_equality): Ditto.
571 (cprop_operand): Ditto.
572 (lookup_avail_expr): Ditto.
573 * tree-ssa-threadedge.c
574 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
575 (simplify_control_stmt_condition): Ditto.
576 * tree.c (tree_code_size): Ditto.
577 (tree_node_structure): Ditto.
578 (iterative_hash_expr): Ditto.
580 * tree.h (VALUE_HANDLE_ID): Ditto.
581 (VALUE_HANDLE_EXPR_SET): Ditto.
582 (struct tree_value_handle): Ditto.
583 (union tree_node): Ditto.
584 * treestruct.def: Ditto.
585 * tree-vn.c: Removed.
586 * tree-ssa-pre.c: Rewritten entirely.
587 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
588 (constant_value_ids): Ditto.
589 (vn_nary_op_t): Moved to header.
591 (vn_reference_op_t): Ditto
592 (vn_reference_t): Ditto.
593 (next_value_id): New variable.
594 (VN_INFO): Add an assert.
595 (vn_constant_eq): New function.
596 (vn_constant_hash): Ditto.
597 (get_or_alloc_constant_value_id): Ditto.
598 (value_id_constant_p): Ditto.
599 (vn_reference_compute_hash): De-staticify.
600 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
601 Disable some code with a FIXME.
602 Remove VALUE_HANDLE use.
603 (valueize_refs): Update opcode if it changes from ssa name to
605 (vn_reference_lookup_1): Add new argument.
606 (vn_reference_lookup): Ditto.
607 (vn_reference_lookup_pieces): New function.
608 (vn_reference_insert): Add return type. Modify to deal with value
610 (vn_reference_insert_pieces): New function.
611 (vn_nary_op_compute_hash): De-staticify.
612 (vn_nary_op_eq): Ditto.
613 (vn_nary_op_lookup_pieces): New function.
614 (vn_nary_op_lookup): Add new argument.
615 (vn_nary_op_insert_pieces): New function.
616 (vn_nary_op_insert): Add return type. Modify to deal with value
618 (vn_phi_insert): Ditto.
619 (visit_unary_op): Update for callee changes.
620 (visit_binary_op): Ditto.
621 (visit_reference_op_load): Ditto.
622 (visit_reference_op_store): Ditto.
623 (init_scc_vn): Init next_value_id, constant_to_value_id and
625 (free_scc_vn): Free them.
626 (set_hashtable_value_ids): New function.
627 (run_scc_vn): Use it.
628 (get_max_value_id): New function.
629 (get_next_value_id): Ditto.
630 (expressions_equal_p): Moved from tree-vn.c
632 (sort_vuses_heap): Ditto.
633 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
635 * tree.c (iterative_hash_hashval_t): Made non-static
636 * tree.h (iterative_hash_hashval_t): Declare it.
638 2008-07-08 Martin Jambor <mjambor@suse.cz>
640 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
641 instead of ipa_create_node_params.
642 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
643 ipa_check_create_edge_args, free them with
644 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
646 * ipa-prop.c: Include flags.h and tree-inline.h.
647 (ipa_node_params_vector): New variable.
648 (ipa_edge_args_vector): New variable.
649 (edge_removal_hook_holder): New variable.
650 (node_removal_hook_holder): New variable.
651 (edge_duplication_hook_holder): New variable.
652 (node_duplication_hook_holder): New variable.
653 (ipa_detect_param_modifications): Check for presence of modified flags.
654 (ipa_compute_jump_functions): Check for presence of jump functions.
655 (ipa_free_edge_args_substructures): New function.
656 (ipa_create_node_params): Removed.
657 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
658 (ipa_free_node_params_substructures): New function.
659 (ipa_free_all_node_params): Changed to deallocate the on-the-side
661 (ipa_edge_removal_hook): New function.
662 (ipa_node_removal_hook): New function.
663 (duplicate_array): New function.
664 (ipa_edge_duplication_hook): New function.
665 (ipa_node_duplication_hook): New function.
666 (ipa_register_cgraph_hooks): New function.
667 (ipa_unregister_cgraph_hooks): New function.
668 (free_all_ipa_structures_after_ipa_cp): New function.
670 * ipa-prop.h: Include vec.h.
671 (ipa_node_params_t): New typedef with vector types for it.
672 (ipa_edge_args_t): New typedef with vector types for it.
673 (IPA_NODE_REF): Changed to access an on-the-side vector.
674 (IPA_EDGE_REF): Changed to access an on-the-side vector.
675 (ipa_check_create_node_params): New function.
676 (ipa_check_create_edge_args): New function.
678 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
681 2008-07-07 Tom Tromey <tromey@redhat.com>
683 * configure, config.in: Rebuilt.
684 * configure.ac: Don't check for scandir or alphasort.
686 2008-07-07 Joseph Myers <joseph@codesourcery.com>
688 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
689 types immediately after creating them.
691 2008-07-07 Joseph Myers <joseph@codesourcery.com>
693 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
695 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
697 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
698 dump_constraint_graph.
699 (dump_constraint_edge): New function.
700 (dump_constraint_graph): New function.
701 (debug_constraint_graph): New function.
702 (dump_constraint): Removed useless comparison.
703 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
704 (dump_constraint_graph): Declare.
705 (debug_constraint_graph): Declare.
706 * tree-dump.c (struct dump_option_value_info): Declare
709 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
711 * config/i386/i386.c (is_va_list_char_pointer): New.
712 (ix86_va_start): Replace compare with ms_va_list_type_node
713 by is_va_list_char_pointer.
714 (ix86_gimplify_va_arg): Likewise.
716 2008-07-07 Martin Jambor <mjambor@suse.cz>
718 * cgraph.c (cgraph_edge_max_uid): New variable.
719 (struct cgraph_edge_hook_list): New type.
720 (struct cgraph_node_hook_list): New type.
721 (struct cgraph_2edge_hook_list): New type.
722 (struct cgraph_2node_hook_list): New type.
723 (first_cgraph_edge_removal_hook): New variable.
724 (first_cgraph_node_removal_hook): New variable.
725 (first_cgraph_edge_duplicated_hook): New variable.
726 (first_cgraph_node_duplicated_hook): New variable.
727 (cgraph_add_edge_removal_hook): New function.
728 (cgraph_remove_edge_removal_hook): New function.
729 (cgraph_call_edge_removal_hooks): New function.
730 (cgraph_add_node_removal_hook): New function.
731 (cgraph_remove_node_removal_hook): New function.
732 (cgraph_call_node_removal_hooks): New function.
733 (cgraph_add_edge_duplication_hook): New function.
734 (cgraph_remove_edge_duplication_hook): New function.
735 (cgraph_call_edge_duplication_hooks): New function.
736 (cgraph_add_node_duplication_hook): New function.
737 (cgraph_remove_node_duplication_hook): New function.
738 (cgraph_call_node_duplication_hooks): New function.
739 (cgraph_create_edge): Assign to edge uid.
740 (cgraph_remove_edge): Call edge removal hooks.
741 (cgraph_node_remove_callees): Call edge removal hooks.
742 (cgraph_node_remove_callers): Call edge removal hooks.
743 (cgraph_remove_node): Call node removal hooks.
744 (cgraph_clone_edge): Call edge duplication hooks.
745 (cgraph_clone_node): Call node duplication hooks.
747 * cgraph.h (cgraph_edge): New field uid.
748 (cgraph_edge_hook): New type.
749 (cgraph_node_hook): New type.
750 (cgraph_2edge_hook): New type.
751 (cgraph_2node_hook): New type.
753 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
755 * config.in: Regenerate.
757 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
759 * gcc.c (print_sysroot): New.
760 (option_map, display_help, process_command): Handle the
761 -print-sysroot option.
762 (main): Print the sysroot if requested.
763 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
765 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
768 * unwind-pe.h (size_of_encoded_value): add attribute unused.
770 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
772 * function.c (assign_parm_remove_parallels): Check mode of
774 (assign_parm_setup_block_p): Also check mode of entry_parm.
776 2008-07-07 Richard Guenther <rguenther@suse.de>
778 * tree-ssa-structalias.h (set_used_smts): Remove.
779 * tree-ssa-structalias.c (used_smts): Likewise.
780 (set_used_smts): Likewise.
781 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
782 call to set_used_smts.
784 2008-07-07 Richard Guenther <rguenther@suse.de>
786 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
787 (new_var_info): Set it to false.
788 (solution_set_add): Correctly handle pointers outside a var and
790 (type_safe): Treat variables with is_full_var properly.
791 (do_sd_constraint): Likewise.
792 (do_ds_constraint): Likewise.
793 (process_constraint): Remove zeroing offset for !use_field_sensitive.
794 (get_constraint_for_ptr_offset): New function.
795 (get_constraint_for_component_ref): For addresses at least include
796 the last field of the variable. Handle is_full_vars properly.
797 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
798 (handle_ptr_arith): Remove.
799 (find_func_aliases): Simplify assignment handling.
800 (create_function_info_for): For parameter and result varinfos set
802 (create_variable_info_for): Set is_full_var flag whenever we
803 just created a single varinfo for a decl.
804 (init_alias_vars): Initialize use_field_sensitive from
805 max-fields-for-field-sensitive parameter.
807 2008-07-07 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/36713
810 * tree-flow-inline.h (is_call_used): New function.
811 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
812 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
813 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
815 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
817 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
819 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
821 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
823 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
824 Nathan Sidwell <nathan@codesourcery.com>
826 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
827 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
829 * config/m68k/t-linux: New.
830 * doc/install.texi: Document m68k-*-linux is now multilibbed by
833 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
835 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
836 * config/m68k/m68k-devices.def: Remove multilibs that only differ
839 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
841 * gcc.c (execute): Fix -Wc++-compat warning.
843 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
846 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
847 constant for little endian.
849 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
851 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
852 mips_base_mips16 instead of TARGET_MIPS16.
853 (mips_base_mips16): Declare.
854 * config/mips/mips.c (mips_base_mips16): Make global.
855 (was_mips16_p): Remove GTY marker.
856 (was_mips16_pch_p): New variable.
857 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
858 (mips_override_options): Force to non-MIPS16 mode initially.
859 Do not complain about MIPS16 PIC incompatibilities here.
860 Only allow -mgpopt if -mexplicit-relocs is in force for
863 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
865 * configure.ac: Check for caddr_t, define to char * if not defined.
866 * configure: Regenerate.
867 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
868 (mmap_gt_pch_use_address): Likewise.
869 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
871 2008-07-06 Richard Guenther <rguenther@suse.de>
873 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
874 (new_var_info): Deal with it.
875 (solution_set_add): Likewise.
876 (bitpos_of_field): Make signed, fix.
877 (struct fieldoff): Remove type and decl fields. Make size field
878 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
880 (fieldoff_compare): Deal with it.
881 (push_fields_onto_fieldstack): Remove has_union argument, glob
882 adjacent non-pointer fields together.
883 (create_function_info_for): Do not set has_union.
884 (create_variable_info_for): Simplify.
886 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
888 * config.gcc (extra_headers): Add cross-stdarg.h for target
889 x86_64-*-* and i?86-*-*.
890 * config/i386/cross-stdarg.h: New.
891 * builtins.c (std_fn_abi_va_list): New.
892 (std_canonical_va_list_type): New.
893 (stabilize_va_list): Replace va_list_type_node use by
894 mtarget.canonical_va_list_type.
895 (gimplify_va_arg_expr): Likewise.
896 (expand_builtin_va_copy): Replace va_list_type_node use by
897 mtarget.fn_abi_va_list.
898 * tree-sra.c (is_va_list_type): New helper.
899 (decl_can_be_decomposed_p): Replace
900 va_list_type_node use by is_va_list_type.
901 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
902 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
903 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
904 * config/i386/i386-protos.h (ix86_get_valist_type): New.
905 (ix86_enum_va_list): New.
906 * config/i386/i386.c (sysv_va_list_type_node): New.
907 (ms_va_list_type_node): New.
908 (ix86_function_type_abi): Remove sorry.
909 (ix86_build_builtin_va_list_abi): New.
910 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
912 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
913 (ix86_init_builtins_va_builtins_abi): New.
914 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
916 (ix86_handle_abi_attribute): New.
917 (attribute_spec): Add sysv_abi and ms_abi.
918 (ix86_fn_abi_va_list): New.
919 (ix86_canonical_va_list_type): New.
920 (ix86_enum_va_list): New.
921 (TARGET_FN_ABI_VA_LIST): New.
922 (TARGET_CANONICAL_VA_LIST_TYPE): New.
923 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
924 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
925 (TARGET_CANONICAL_VA_LIST_TYPE): New.
926 (TARGET_ENUM_VA_LIST): New.
927 * expr.h (std_fn_abi_va_list): New.
928 (std_canonical_va_list_type): New.
929 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
930 (TARGET_CANONICAL_VA_LIST_TYPE): New.
931 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
932 TARGET_CANONICAL_VA_LIST_TYPE.
933 * target.h (struct gcc_target): Add fn_abi_va_list hook
934 and canonical_va_list_type hook.
936 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
938 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
939 integral and pointer types.
941 2008-07-04 Roger Sayle <roger@eyesopen.com>
943 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
944 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
946 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
949 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
952 2008-07-04 Jakub Jelinek <jakub@redhat.com>
954 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
955 build_gimple_modify_stmt.
956 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
957 gimple operand. Use fold_build* instead of build*.
959 2008-07-04 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
962 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
963 properly to compute the reachability set if we do field-sensitive PTA.
964 * invoke.texi (max-fields-for-field-sensitive): Document default.
965 * opts.c (decode_options): Set max-fields-for-field-sensitive to
966 100 for optimize >= 2.
968 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * ggc-zone.c (lookup_page_table_if_allocated,
971 set_page_table_entry, zone_find_object_size, alloc_small_page,
972 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
973 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
974 -Wc++-compat and/or -Wcast-qual warnings.
976 2008-07-04 Alan Modra <amodra@bigpond.net.au>
979 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
980 pic_offset_table_rtx to be marked as used here.
981 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
982 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
983 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
984 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
987 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
989 * alloc-pool.c (hash_descriptor, eq_descriptor,
990 alloc_pool_descriptor): Fix -Wc++-compat warnings.
991 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
993 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
994 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
995 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
997 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
1000 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
1002 * tree-flow.h (loop_only_exit_p): Declare.
1003 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
1004 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
1005 the number of iterations if it is constant. Otherwise, if this is the
1006 only possible exit of the loop, use the conservative estimate on the
1007 number of iterations of the entire loop if available.
1009 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
1011 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
1012 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
1013 Add synchronization functions.
1014 * config/sync.c: New file.
1015 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
1016 (LIBGCC_SYNC_CFLAGS): Likewise.
1018 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
1021 * config/i386/i386.md (mode): Add TF to "mode" attribute.
1022 (*pushtf_sse): New insn pattern.
1023 (pushtf splitters): New splitters.
1025 2008-07-03 Michael Meissner <gnu@the-meissners.org>
1028 * predict.c (build_predict_expr): Use void_type_node for the tree
1029 type, instead of NULL_TREE.
1031 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
1033 * config/i386/i386.c (contains_aligned_value_p): Return true
1035 (ix86_data_alignment): Align TCmode to 128bits.
1036 (ix86_local_alignment): Likewise.
1038 2008-07-03 Andrew Haley <aph@redhat.com>
1041 * vec.h (VEC_TA): New.
1042 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
1043 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
1044 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
1045 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
1046 (C_COMMON_FIXED_TYPES): Remove first arg.
1047 (C_COMMON_FIXED_MODE_TYPES): Likewise.
1048 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
1049 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
1050 not to use empty macro arguments.
1052 2008-07-02 Joseph Myers <joseph@codesourcery.com>
1054 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
1055 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
1056 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
1057 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
1058 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
1059 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
1060 config/ia64/crtn.asm, config/m68hc11/larith.asm,
1061 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
1062 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
1063 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1064 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1065 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1066 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
1067 config/rs6000/e500crtres64gpr.asm,
1068 config/rs6000/e500crtres64gprctr.asm,
1069 config/rs6000/e500crtrest32gpr.asm,
1070 config/rs6000/e500crtrest64gpr.asm,
1071 config/rs6000/e500crtresx32gpr.asm,
1072 config/rs6000/e500crtresx64gpr.asm,
1073 config/rs6000/e500crtsav32gpr.asm,
1074 config/rs6000/e500crtsav64gpr.asm,
1075 config/rs6000/e500crtsav64gprctr.asm,
1076 config/rs6000/e500crtsavg32gpr.asm,
1077 config/rs6000/e500crtsavg64gpr.asm,
1078 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
1079 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
1080 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
1081 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
1082 config/sparc/sol2-cn.asm: Remove .file directives.
1084 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
1086 * resource.c (mark_referenced_resources): Look inside
1087 UNSPEC_VOLATILEs and ASM_INPUTs.
1089 2008-07-02 Ian Lance Taylor <iant@google.com>
1091 * rtlanal.c (add_reg_note): New function.
1092 * rtl.h (add_reg_note): Declare.
1093 * auto-inc-dec.c (attempt_change): Use add_reg_note.
1094 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
1095 * builtins.c (expand_builtin_longjmp): Likewise.
1096 (expand_builtin_nonlocal_goto): Likewise.
1097 * calls.c (emit_call_1, expand_call): Likewise.
1098 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1099 * cfglayout.c (fixup_reorder_chain): Likewise.
1100 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1101 (commit_one_edge_insertion): Likewise.
1102 * combine.c (move_deaths, distribute_notes): Likewise.
1103 * df-problems.c (df_set_note): Likewise.
1104 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
1105 (set_unique_reg_note): Likewise.
1106 (emit_copy_of_insn_after): Likewise.
1107 * expr.c (expand_expr_real): Likewise.
1108 * gcse.c (add_label_notes): Likewise.
1109 * haifa-sched.c (create_check_block_twin): Likewise.
1110 * jump.c (mark_jump_label_1): Likewise.
1111 * loop-doloop.c (add_test, doloop_modify): Likewise.
1112 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1113 * lower-subreg.c (move_eh_region_note): Likewise.
1114 * optabs.c (emit_libcall_block): Likewise.
1115 * predict.c (predict_insn): Likewise.
1116 (combine_predictions_for_insn): Likewise.
1117 * recog.c (peephole2_optimize): Likewise.
1118 * regmove.c (try_auto_increment): Likewise.
1119 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
1120 * reload.c (find_reloads): Likewise.
1121 * reload1.c (fixup_eh_region_note): Likewise.
1122 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
1123 * reorg.c (delete_prior_computation): Likewise.
1124 (delete_computation, dbr_schedule): Likewise.
1125 * config/pa/pa.c (legitimize_pic_address): Likewise.
1126 * config/sh/sh.c (sh_reorg): Likewise.
1128 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1131 * config/libgcc-glibc.ver: Add %exclude.
1132 * config/m32r/libgcc-glibc.ver: Likwise.
1133 * config/s390/libgcc-glibc.ver: Likwise.
1134 * config/sh/libgcc-glibc.ver: Likwise.
1135 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
1137 * config/i386/libgcc-glibc.ver: New.
1139 * config/i386/libgcc-x86_64-glibc.ver: Removed.
1141 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1143 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
1144 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
1145 i[34567]86-*-linux*, x86_64-*-linux*. Add
1146 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
1147 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
1148 x86_64-*-linux*. Add i386/t-linux to tmake_file for
1149 i[34567]86-*-linux*, x86_64-*-linux*.
1151 * libgcc-std.ver: Add empty GCC_4.4.0.
1153 * mkmap-symver.awk: Support multiple versions per symbol.
1155 * config/i386/i386.c (ix86_init_builtins): Always define
1156 __builtin_fabsq and __builtin_copysignq with fallbacks.
1157 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
1158 and __builtin_copysignq if SSE2 isn't available.
1160 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
1161 (LIBGCC2_TF_CEXT): Likwise.
1164 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
1166 * config/i386/sfp-machine.h: Moved to libgcc.
1168 * config/i386/sfp-machine.h: New.
1169 * config/i386/t-linux: Likwise.
1171 * config/i386/t-darwin: Remove softfp_wrap_start and
1173 * config/i386/t-darwin64: Likewise.
1175 * config/i386/t-fprules-softfp64: Renamed to ...
1176 * config/i386/t-fprules-softfp: This.
1178 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
1179 and softfp_wrap_end.
1181 2008-07-02 Jason Merrill <jason@redhat.com>
1183 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
1185 * tree.c (ctor_to_list): New fn.
1186 * tree.h: Declare it.
1187 (CONSTRUCTOR_ELT): New macro.
1188 (CONSTRUCTOR_NELTS): New macro.
1190 2008-07-02 Richard Guenther <rguenther@suse.de>
1192 * tree-ssa-structalias.c (struct variable_info): Reorder
1193 to fill padding on 64bit hosts. Make collapsed_to an int.
1194 (get_varinfo_fc): Deal with that.
1195 (new_var_info): Likewise.
1196 (collapse_rest_of_var): Likewise.
1198 2008-07-02 Joshua Sumali <jsumali@redhat.com>
1200 * doc/install.texi (--enable-java-home): Document.
1201 (--enable-aot-compile-rpm): Likewise.
1202 (--with-arch-directory): Likewise.
1203 (--with-os-directory): Likewise.
1204 (--with-origin-name): Likewise.
1205 (--with-arch-suffix): Likewise.
1206 (--with-jvm-root-dir): Likewise.
1207 (--with-jvm-jar-dir): Likewise.
1208 (--with-python-dir): Likewise.
1210 2008-07-02 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1213 from decls explicitly. Merge operand checking from tuples.
1215 2008-07-02 Martin Jambor <mjambor@suse.cz>
1217 * tree-switch-conversion.c: Included timevar.h which I forgot before.
1219 2008-07-02 Martin Jambor <mjambor@suse.cz>
1221 * tree-switch-conversion.c: Included timevar.h
1222 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
1224 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
1226 2008-07-02 Martin Jambor <mjambor@suse.cz>
1228 * tree-switch-conversion.c: Corrected various comments and
1230 (build_constructors): Fixed minor formatting mistakes.
1232 * invoke.texi (Optimize Options): Corrected the
1233 switch-conversion-max-branch-ratio parameter.
1235 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
1237 * final.c (asm_insn_count): Return zero for an empty asm body.
1239 2008-07-02 Richard Guenther <rguenther@suse.de>
1241 * bitmap.h (bitmap_set_bit): Return bool.
1242 (bitmap_clear_bit): Likewise.
1243 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
1244 write to the bitmap if it would.
1245 (bitmap_clear_bit): Likewise.
1246 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
1247 bitmap_set_bit return value.
1248 (add_pred_graph_edge): Likewise.
1249 (add_graph_edge): Likewise.
1250 (do_sd_constraint): Likewise.
1251 (do_ds_constraint): Likewise.
1253 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1255 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
1256 Fix -Wc++-compat and/or -Wcast-qual warnings.
1257 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
1258 gen_regparm_prefix): Likewise.
1259 * vmsdbgout.c (write_modbeg, lookup_filename,
1260 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1262 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1264 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1265 defaults.h definition apply.
1267 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1269 * function.c (assign_parm_remove_parallels): New.
1270 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1272 (assign_parm_setup_block): Do not handle them.
1273 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1274 assign_parm_remove_parallels.
1276 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1278 * c-typeck.c (convert_for_assignment): Use
1279 vector_targets_convertible_p.
1280 * c-common.c (vector_targets_convertible_p): New.
1281 * c-common.h (vector_targets_convertible_p): New prototype.
1282 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1283 opaque_p_V2SI_type_node.
1285 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1287 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1290 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
1293 TFmode constants via two element DImode vector for hosts with
1294 HOST_BITS_PER_WIDE_INT < 64.
1295 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
1296 also for HOST_BITS_PER_WIDE_INT < 64.
1298 2008-07-01 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/36666
1301 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
1302 (get_constraint_exp_from_ssa_var): Split into ...
1303 (get_constraint_exp_for_temp): ... this ...
1304 (get_constraint_for_ssa_var): ... and that.
1305 Return constraint expressions for all touched sub-fields
1306 if the results address is not taken.
1307 (process_constraint): Remove assertion that aggregate
1308 assignments do not happen at this place.
1309 (get_constraint_for_component_ref): Add address_p argument.
1310 Return constraint expressions for all touched sub-fields
1311 if the results address is not taken.
1312 (do_deref): Use get_constraint_exp_for_temp.
1313 (get_constraint_for_1): Rename from ...
1314 (get_constraint_for): ... this. Add the old function as wrapper.
1315 (do_structure_copy): Use get_constraint_for_1.
1317 2008-07-01 Martin Jambor <mjambor@suse.cz>
1319 * Makefile.in (tree-switch-conversion.o): Add.
1320 (OBJS-common): Add tree-swtch-conversion.o.
1321 * passes.c (init_optimization_passes): Add pass_convert_switch.
1322 * tree-pass.h: (pass_convert_switch): Add.
1323 * tree-switch-conversion.c: New file.
1324 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1325 * common.opt (ftree-cswtch): New option.
1326 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1327 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1328 * opts.c (decode_options): Set flag_tree_switch_conversion when
1329 optimization level is >= 2.
1330 * doc/invoke.texi (Optimize Options): Added description of
1331 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1333 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1335 * config/darwin-driver.c (darwin_default_min_version): Fix
1336 -Wc++-compat warnings.
1338 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1343 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1345 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1347 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1349 PR rtl-optimization/34744
1350 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1351 (df_scan_free_internal): Free data structures not
1352 allocated in storage pools.
1353 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1354 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1355 df_scan_free_mws_vec.
1356 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1359 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1361 * config/i386/i386.c (contains_aligned_value_p): Return true
1363 (ix86_function_arg_boundary): Return its natural boundary
1365 (return_in_memory_32): Don't check TDmode.
1366 (ix86_split_to_parts): Support splitting into 4 parts and
1367 support TFmode for 32bit target.
1368 (ix86_split_long_move): Support splitting into 4 parts.
1369 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1371 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1372 (ix86_init_builtins): Here.
1373 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1374 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1375 'q' and 'w', respectively.
1377 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1379 (movtf_internal): Likewise.
1380 (<code>tf2): Likewise.
1381 (*absnegtf2_sse): Likewise.
1382 (copysign<mode>3): Likewise.
1383 (copysign<mode>3_const): Likewise.
1384 (copysign<mode>3_var): Likewise.
1385 (define_split UNSPEC_COPYSIGN): Likewise.
1386 * config/i386/sse.md (*nandtf3): Likewise.
1387 (<code>tf3): Likewise.
1388 (*<code>tf3): Likewise.
1390 2008-06-30 Joey Ye <joey.ye@intel.com>
1391 H.J. Lu <hongjiu.lu@intel.com>
1393 * global.c (compute_regsets): Set frame_pointer_needed here.
1394 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1396 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1398 * doc/install.texi (specific): Expand Windows build notes.
1400 2008-06-30 Ira Rosen <irar@il.ibm.com>
1402 PR tree-optimization/36648
1403 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1404 number of prolog iterations by step. Fix the comment.
1406 2008-06-30 Richard Guenther <rguenther@suse.de>
1409 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1410 handle calls from ECF_MALLOC functions.
1411 (handle_pure_call): ECF_MALLOC functions do not return
1413 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1415 2008-06-29 Andreas Schwab <schwab@suse.de>
1417 * config/m68k/m68k.c (print_operand): Always print a float
1419 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1420 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1423 * config/rs6000/x-linux64: Remove never used file.
1425 2008-06-29 Richard Guenther <rguenther@suse.de>
1427 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1429 (struct alias_info): Move ...
1430 * tree-ssa-alias.c: ... here.
1431 (update_alias_info): Declare.
1432 (compute_may_aliases): Call it.
1433 (update_alias_info): New function.
1434 * tree-ssa-structalias.c (update_alias_info): Move ...
1435 * tree-ssa-alias.c (update_alias_info_1): ... here.
1436 * tree-ssa-structalias.c (process_constraint_1): Remove
1437 unused from_call argument. Rename to ...
1438 (process_constraint): ... this. Delete old wrapper.
1439 (make_constraint_to): Adjust callers.
1440 (handle_const_call): Likewise.
1441 (handle_pure_call): Likewise.
1442 (init_base_vars): Likewise.
1443 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1444 (find_func_aliases): We don't need structure copies for
1446 (make_constraint_from_anything): Remove.
1447 (create_variable_info_for): For globals make constraints
1448 from escaped, not from anything.
1449 (compute_points_to_sets): Do not call update_alias_info.
1450 (ipa_pta_execute): Use make_constraint_from.
1452 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1454 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1455 (bitmap.o-warn, dominance.o-warn): New.
1456 * configure.ac (cxx_compat_warn): Delete.
1457 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1458 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1460 * configure: Regenerate.
1462 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1465 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1467 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1468 * df-scan.c (df_notes_rescan): Likewise.
1469 * ggc-page.c (set_page_table_entry): Likewise.
1470 * intl.c (gcc_gettext_width): Likewise.
1471 * varasm.c (get_unnamed_section, get_noswitch_section,
1472 get_section): Likewise.
1474 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1476 * regrename.c (build_def_use): Don't copy RTX.
1478 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1480 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1481 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1482 punctuation. Use @ref instead of @xref.
1483 (Function Names): Remove stray @display/@end display.
1484 (C++ Attributes): Use @ref instead of @xref.
1485 (Deprecated Features): Fix punctuation around @xref.
1486 (Backwards Compatibility): Likewise.
1487 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1489 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1491 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1492 constants for E500 double.
1494 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1496 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1497 element type of const_vector.
1499 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1502 Remove FLAGS_REG clobber from expander pattern.
1503 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1504 (anddi3, andsi3, andhi3, andqi3): Ditto.
1505 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1506 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1507 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1508 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1509 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1510 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1511 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1512 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1514 2008-06-28 Richard Guenther <rguenther@suse.de>
1516 * tree-ssa-structalias.c (callused_id, var_callused,
1517 callused_tree): Add.
1518 (handle_pure_call): New function.
1519 (find_func_aliases): Call it.
1520 (find_what_p_points_to): Handle the call-used set.
1521 (clobber_what_escaped): Likewise.
1522 (compute_call_used_vars): New function.
1523 (init_base_vars): Init the call-used variable.
1524 (do_sd_constraint): Do not propagate the solution from CALLUSED
1525 but use CALLUSED as a placeholder.
1526 (solve_graph): Likewise.
1527 * tree-flow-inline.h (gimple_call_used_vars): New function.
1528 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1529 (compute_call_used_vars): Declare.
1530 * tree-ssa-alias.c (set_initial_properties): Call
1531 compute_call_used_vars.
1532 (reset_alias_info): Clear call-used variables.
1533 (add_call_clobber_ops): Assert we are not called for const/pure
1534 functions. Remove handling of them.
1535 (add_call_read_ops): Handle pure functions by adding the
1536 call-used set of variables as VUSEs.
1537 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1538 (delete_tree_ssa): Free it.
1539 * tree-dfa.c (remove_referenced_var): Clear the var from the
1542 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1544 * tree.c (build_varargs_function_type_list): New.
1545 (build_function_type_list_1): New.
1546 (build_function_type_list): Use build_function_type_list_1.
1547 * tree.h (build_varargs_function_type_list): New.
1549 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1552 * config/spu/spu.c (spu_builtin_splats): Do not generate
1553 invalid CONST_VECTOR expressions.
1554 (spu_expand_vector_init): Likewise.
1556 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1558 * optabs.c (libfunc_decls): New variable.
1559 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1560 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1561 for the same function twice.
1563 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1566 ix86_expand_binary_operator directly.
1567 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1569 (*ashrti3_1): Ditto.
1570 (*lshrti3_1): Ditto.
1571 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1572 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1573 using only one splitter. Conditionaly execute splitter before or
1574 after peephole2 pass.
1575 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1576 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1577 Use only one alternative in asm template.
1578 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1580 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1581 "J" operand constraint for operand 2.
1582 (*ashldi3_cconly_rex64): Ditto.
1583 (*ashrdi3_cmp_rex64): Ditto.
1584 (*ashrdi3_cconly_rex64): Ditto.
1585 (*lshrdi3_cmp_rex64): Ditto.
1586 (*lshrdi3_cconly_rex64): Ditto.
1587 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1588 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1589 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1592 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1594 * gimplify.c (omp_is_private): Don't return true if decl is not
1595 already private on #pragma omp for or #pragma omp parallel for.
1598 * tree-cfg.c (struct move_stmt_d): Replace block field with
1599 orig_block and new_block fields.
1600 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1601 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1602 (move_block_to_fn): Replace vars_map and new_label_map arguments
1603 with struct move_stmt_d pointer.
1604 (replace_block_vars_by_duplicates): New function.
1605 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1606 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1607 all subblocks of ORIG_BLOCK to the new function. Call
1608 replace_block_vars_by_duplicates.
1609 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1610 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1611 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1612 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1613 (expand_omp): Temporarily set input_location to the location of
1614 region's controlling stmt.
1615 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1616 BIND_EXPR, push ctx->block_vars and gimplification vars into
1617 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1619 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1620 there are any BLOCK_VARS.
1621 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1622 OMP_PARALLEL or OMP_TASK stmt.
1623 (lower_omp): Save and restore input_location around the lower_omp_1
1626 2008-06-27 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/36400
1629 PR tree-optimization/36373
1630 PR tree-optimization/36344
1631 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1632 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1633 (update_alias_info): Remove call clobbering code.
1634 (make_constraint_to): New helper function.
1635 (make_escape_constraint): Likewise.
1636 (handle_rhs_call): Use it on all pointer containing arguments.
1637 Also mark the static chain escaped.
1638 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1639 instead of ANYTHING.
1640 (make_constraint_from): New helper split out from ...
1641 (make_constraint_from_anything): ... here.
1642 (find_func_aliases): Add constraints for escape sites.
1643 (intra_create_variable_infos): Make constraints from NONLOCAL
1645 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1647 (clobber_what_p_points_to): Remove.
1648 (clobber_what_escaped): New function.
1649 (init_base_vars): Init NONLOCAL and ESCAPED.
1650 (do_sd_constraint): Do not propagate the solution from ESCAPED
1651 but use ESCAPED as a placeholder.
1652 (solve_graph): Likewise.
1653 * tree-flow.h (clobber_what_p_points_to): Remove.
1654 (clobber_what_escaped): Declare.
1655 * tree-ssa-alias.c (set_initial_properties): Call it.
1656 Remove code clobbering escaped pointers.
1658 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1660 * function.c (allocate_struct_function): Only allocate a unique
1661 funcdef_no if the decl is nonzero.
1663 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1665 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1666 * config/mips/mips.c (mips_split_const_insns): New function.
1667 * config/mips/mips.md (move_type): New attribute.
1668 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1669 (dword_mode): New attribute.
1670 (type): Avoid long line. Map "move_type"s to "type"s,
1671 choosing "multi" for doubleword moves if appropriate.
1672 Swap MTC/MFC comments to match their declaration order.
1673 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1674 "type" is "branch" or "jal" is "direct".
1675 (length): Handle "extended_mips16" first. Make the default
1676 "0" for "ghost" instructions. Set the length from "move_type".
1677 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1678 of "type", with "sll0" for the register alternative. Remove the
1679 "extended_mips16" attribute.
1680 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1681 of "type", with "shift_shift" for the register alternative.
1682 Remove the "length" attribute.
1683 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1684 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1685 of "type", with "andi" for the register alternative.
1686 (*zero_extendqihi2): Likewise.
1687 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1688 of "andi" instead of a "type" of "arith".
1689 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1691 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1692 (mov_<store>r, *mov<mode>_ra): Likewise.
1693 (extendsidi2): Use "move_type" instead of "type", with "move"
1694 for the register alternative.
1695 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1696 of "type", with "signext" for the register alternative.
1697 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1698 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1699 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1700 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1701 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1702 (unnamed branch insn): Likewise.
1703 (*movdi_gp32_fp64): Fold into...
1704 (*movdi_32bit): ...here.
1705 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1706 (*movdf_hardfloat): ...this new pattern.
1707 (*movdf_softfloat): Remove redundant FPR alternatives.
1708 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1709 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1710 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1711 the "move" attribute.
1712 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1713 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1714 and "store" for COP loads and stores.
1715 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1716 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1717 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1718 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1719 (*movtf_mips16, *movv2sf): Likewise.
1720 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1721 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1722 (mfhc1<mode>): Use "move_type" instead of "move".
1723 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1724 (loadgp_blockage): Remove the "length" attribute.
1725 (blockage, set_got_version, update_got_version): Likewise.
1726 (call_internal): Remove the "extended_mips16" attribute.
1727 (call_value_internal, call_value_multiple_internal): Likewise.
1728 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1730 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1731 the "length" attribute.
1733 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1735 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1736 -Wcast-qual warnings.
1737 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1738 handle_pragma_pop_macro): Likewise.
1739 * collect2.c (resolve_lib_name): Likewise.
1740 * config/arc/arc.c (arc_init): Likewise.
1741 * config/arm/arm.c (neon_builtin_compare,
1742 locate_neon_builtin_icode): Likewise.
1743 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1744 * config/bfin/bfin.c (bfin_init_machine_status,
1745 bfin_optimize_loop): Likewise.
1746 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1747 * config/cris/cris.c (cris_init_expanders): Likewise.
1748 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1749 * config/darwin.c (machopic_indirection_eq,
1750 machopic_indirection_name, machopic_output_indirection): Likewise.
1751 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1752 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1753 frv_optimize_membar): Likewise.
1754 * config/i386/cygwin.h (mingw_scan,
1755 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1756 * config/i386/cygwin1.c (mingw_scan): Likewise.
1757 * config/i386/i386.c (machopic_output_stub): Likewise.
1758 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1759 i386_pe_unique_section): Likewise.
1760 * config/ia64/ia64.c (ia64_init_machine_status,
1761 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1763 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1764 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1765 * config/m68k/m68k.c (m68k_handle_option,
1766 m68k_sched_md_init_global): Likewise.
1767 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1768 mcore_unique_section): Likewise.
1769 * config/mips/mips.c (mips_block_move_straight,
1770 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1772 * config/mmix/mmix.c (mmix_init_machine_status,
1773 mmix_encode_section_info): Likewise.
1774 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1775 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1776 print_operand_address, output_toc, redefine_groups,
1777 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1778 * config/s390/s390.c (s390_init_machine_status): Likewise.
1779 * config/score/score.c (score_block_move_straight,
1780 score_block_move_loop_body): Likewise.
1781 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1782 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1783 * emit-rtl.c (find_auto_inc): Likewise.
1784 * gcc.c (translate_options, process_command): Likewise.
1785 * reorg.c (dbr_schedule): Likewise.
1786 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1787 * xcoffout.c (xcoffout_declare_function): Likewise.
1789 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1791 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1792 ipa-pta working again.
1794 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1796 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1799 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1801 * config.gcc (powerpc*-*-*): Add new core e500mc.
1802 * config/rs6000/e500mc.md: New file.
1803 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1805 (rs6000_override_options): Add e500mc case to
1806 processor_target_table. Altivec and Spe options not allowed
1807 with e500mc. Add isel instruction to e500mc by
1808 default. Initialize rs6000_cost for e500mc.
1809 (rs6000_issue_rate): Set issue rate for e500mc.
1810 * config/rs6000/rs6000.h (processor_type): Add
1811 PROCESSOR_PPCE500MC.
1812 (ASM_CPU_SPEC): Add e500mc.
1813 Set TARGET_ISEL to rs6000_isel.
1814 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1815 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1816 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1818 * doc/invoke.texi: Add e500mc to list of cpus.
1820 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1823 * c-lex.c (lex_charconst): Initialize unsignedp.
1825 2008-06-27 Olivier Hainque <hainque@adacore.com>
1827 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1828 documented assumptions.
1830 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1832 * dwarf2out.c: Remove trailing white spaces. Break long line
1835 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1837 * libfuncs.h (LTI_synchronize): New libfunc_index.
1838 (synchronize_libfunc): Declare.
1839 * builtins.c (expand_builtin_synchronize): Consider using
1840 synchronize_libfunc before falling back on an asm blockage.
1841 * config/mips/mips.c: Include libfuncs.h
1842 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1844 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1846 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1847 parameter. Copy stack_reg to r11 where appropriate.
1848 (no_global_regs_above): Add gpr parameter.
1849 (rs6000_stack_info): Only add padding for SPE save area if we
1850 are saving SPE GPRs and CR.
1851 (saveres_routine_syms): New variable.
1852 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1854 (rs6000_savres_routine_sym): New function.
1855 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1857 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1858 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1859 Tweak FPR out-of-line saving.
1860 (rs6000_make_savres_rtx): New function.
1861 (rs6000_use_multiple_p): New function.
1862 (rs6000_savres_strategy): New function.
1863 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1864 out-of-line if appropriate.
1865 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1866 if we are optimizing for size.
1867 (GP_SAVE_INLINE): Define.
1868 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1869 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1870 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1871 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1872 (*save_fpregs_<mode>): Add use of r11.
1873 (*restore_gpregs_<mode>): New insn.
1874 (*return_and_restore_gpregs_<mode>): New insn.
1875 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1877 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1878 (*restore_gpregs_spe): New insn.
1879 (*return_and_restore_gpregs_spe): New insn.
1880 * config/rs6000/predicates.md (save_world_operation): Fix check.
1882 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1884 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1885 this point, so assert that.
1887 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1889 * cfganal.c: Include vec.h and vecprim.h.
1890 (compute_idf): Import from...
1891 * tree-into-ssa (compute_idf): ...here.
1892 * basic-block.h (compute_idf): Export.
1894 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1896 * c-decl.c (merge_decls): Use !current_function_decl to check for
1897 extern declaration of C99 inline function being at file scope.
1899 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1901 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1903 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1905 * alias.c (record_alias_subset, init_alias_analysis): Fix
1906 -Wc++-compat and/or -Wcast-qual warnings.
1907 * attribs.c (lookup_attribute_spec): Likewise.
1908 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1909 copy_bb, connect_traces,
1910 find_rarely_executed_basic_blocks_and_cr): Likewise.
1911 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1912 note_btr_set, migrate_btr_defs): Likewise.
1913 * builtins.c (result_vector, expand_builtin_memcpy,
1914 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1915 builtin_memset_read_str, expand_builtin_printf,
1916 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1918 * caller-save.c (mark_set_regs): Likewise.
1919 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1920 * cgraph.c (cgraph_edge): Likewise.
1921 * combine.c (likely_spilled_retval_1): Likewise.
1922 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1923 htab_counts_entry_del, get_coverage_counts): Likewise.
1924 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1925 new_cselib_val): Likewise.
1926 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1927 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1929 * df-core.c (df_compact_blocks): Likewise.
1930 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1931 * df-scan.c (df_grow_reg_info, df_ref_create,
1932 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1933 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1934 df_record_entry_block_defs, df_record_exit_block_uses,
1935 df_bb_verify): Likewise.
1936 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1937 DF_REF_EXTRACT_MODE_CONST): New.
1938 * dominance.c (get_immediate_dominator, get_dominated_by,
1939 nearest_common_dominator, root_of_dom_tree,
1940 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1941 -Wc++-compat and/or -Wcast-qual warnings.
1942 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1943 record_store, replace_read, check_mem_read_rtx, scan_insn,
1944 dse_step1, dse_record_singleton_alias_set): Likewise.
1945 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1947 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1949 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1950 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1951 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1952 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1953 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1954 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1955 file_name_acquire, output_file_names, add_const_value_attribute,
1956 premark_used_types_helper, file_table_eq, file_table_hash,
1957 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1958 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1959 -Wcast-qual warnings.
1960 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1961 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1962 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1963 gen_reg_rtx, start_sequence, init_emit): Likewise.
1964 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1965 * except.c (init_eh_for_function, gen_eh_region,
1966 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1967 arh_to_landing_pad, arh_to_label, add_action_record,
1968 add_call_site, switch_to_exception_section): Likewise.
1969 * expmed.c (synth_mult): Likewise.
1970 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1971 store_expr): Likewise.
1972 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1974 * function.c (assign_stack_temp_for_type,
1975 allocate_struct_function, match_asm_constraints_1): Likewise.
1976 * gcov-io.c (gcov_allocate): Likewise.
1977 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1978 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1979 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1980 record_one_set, insert_expr_in_table, insert_set_in_table,
1981 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1982 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1983 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1984 -Wcast-qual warnings.
1986 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1988 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1989 -Wcast-qual warnings.
1990 * gcc.c (process_command): Likewise.
1991 * genattrtab.c (oballoc): Use XOBNEW.
1992 (oballocvec): Define.
1993 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1994 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1995 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1996 -Wc++-compat and/or -Wcast-qual warnings.
1997 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1998 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1999 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
2000 gen_presence_absence_set, gen_automaton, gen_regexp_el,
2001 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
2002 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
2003 add_excls, process_presence_absence_names,
2004 process_presence_absence_patterns, add_presence_absence,
2005 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
2006 get_free_state, add_arc, get_free_automata_list_el,
2007 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
2008 transform_3, cache_presence, create_ainsns, create_automata,
2009 create_state_ainsn_table, dfa_insn_code_enlarge,
2010 output_trans_func, output_min_issue_delay_func,
2011 output_dead_lock_func, output_reset_func,
2012 output_get_cpu_unit_code_func, output_dfa_start_func,
2013 expand_automata): Likewise.
2014 * genextract.c (gen_insn): Likewise.
2015 * gengtype-lex.l: Likewise.
2016 * gengtype.c (read_input_list, adjust_field_type,
2017 process_gc_options): Likewise.
2018 * genoutput.c (note_constraint): Likewise.
2019 * genpreds.c (mangle, add_constraint): Likewise.
2020 * genrecog.c (process_define_predicate, new_decision,
2021 add_to_sequence): Likewise.
2022 * gensupport.c (record_insn_name): Likewise.
2024 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2026 * config/i386/driver-i386.c (detect_caches_amd,
2027 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
2028 and/or -Wcast-qual warnings.
2029 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
2030 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
2031 gt_pch_save): Likewise.
2032 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
2033 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
2034 * global.c (compute_regsets): Likewise.
2035 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
2036 finish_graph_dump_file): Likewise.
2037 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
2038 unlink_bb_notes): Likewise.
2039 * integrate.c (get_hard_reg_initial_val): Likewise.
2040 * ipa-prop.c (ipa_push_func_to_list): Likewise.
2041 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
2042 * local-alloc.c (update_equiv_regs): Likewise.
2043 * loop-invariant.c (check_invariant_table_size,
2044 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
2046 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
2047 altered_reg_used, mark_altered): Likewise.
2048 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
2049 insert_var_expansion_initialization,
2050 combine_var_copies_in_loop_exit, apply_opt_in_copies,
2051 release_var_copies): Likewise.
2052 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
2053 analyze_matrix_decl, add_allocation_site, analyze_transpose,
2054 analyze_accesses_for_phi_node, check_var_notmodified_p,
2055 check_allocation_function, find_sites_in_func,
2056 record_all_accesses_in_func, transform_access_sites,
2057 transform_allocation_sites): Likewise.
2058 * omp-low.c (new_omp_region, create_omp_child_function_name,
2059 check_omp_nesting_restrictions, check_combined_parallel,
2060 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
2061 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
2062 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2063 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
2065 * opts-common.c (prune_options): Likewise.
2066 * opts.c (add_input_filename, print_filtered_help,
2067 get_option_state): Likewise.
2068 * params.c (add_params): Likewise.
2069 * passes.c (set_pass_for_id, next_pass_1,
2070 do_per_function_toporder, pass_fini_dump_file): Likewise.
2071 * postreload.c (reload_cse_simplify_operands): Likewise.
2072 * predict.c (tree_predicted_by_p, tree_predict_edge,
2073 clear_bb_predictions, combine_predictions_for_bb): Likewise.
2075 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2077 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
2079 * recog.c (check_asm_operands, validate_change_1): Likewise.
2080 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
2081 subst_asm_stack_regs): Likewise.
2082 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
2083 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
2084 * regmove.c (reg_is_remote_constant_p): Likewise.
2085 * regrename.c (regrename_optimize, scan_rtx_reg,
2086 kill_clobbered_value, kill_set_value, kill_autoinc_value):
2088 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
2089 regstat_compute_calls_crossed): Likewise.
2090 * reload1.c (init_reload, new_insn_chain,
2091 has_nonexceptional_receiver, reload, copy_reloads,
2092 calculate_needs_all_insns, init_elim_table): Likewise.
2093 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
2094 * rtl.c (shallow_copy_rtx_stat): Likewise.
2095 * rtlanal.c (parms_set): Likewise.
2096 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
2097 sbitmap_resize, sbitmap_vector_alloc): Likewise.
2098 * sched-ebb.c (earliest_block_with_similiar_load,
2099 add_deps_for_risky_insns): Likewise.
2100 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
2101 schedule_region): Likewise.
2102 * see.c (eq_descriptor_pre_extension,
2103 hash_descriptor_pre_extension, hash_del_pre_extension,
2104 eq_descriptor_properties, hash_descriptor_properties,
2105 hash_del_properties, see_seek_pre_extension_expr,
2106 see_initialize_data_structures, see_print_register_properties,
2107 see_print_pre_extension_expr, see_delete_merged_def_extension,
2108 see_delete_unmerged_def_extension, see_emit_use_extension,
2109 see_pre_delete_extension, see_map_extension, see_commit_changes,
2110 see_analyze_merged_def_local_prop,
2111 see_analyze_merged_def_local_prop,
2112 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
2113 see_set_prop_merged_def, see_set_prop_unmerged_def,
2114 see_set_prop_unmerged_use, see_print_one_extension,
2115 see_merge_one_use_extension, see_merge_one_def_extension,
2116 see_store_reference_and_extension, see_update_uses_relevancy,
2117 see_update_defs_relevancy): Likewise.
2118 * statistics.c (hash_statistics_hash, hash_statistics_eq,
2119 hash_statistics_free, curr_statistics_hash): Likewise.
2120 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
2121 expand_asm_operands, expand_return, case_bit_test_cmp,
2122 expand_case): Likewise.
2123 * stor-layout.c (start_record_layout): Likewise.
2124 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
2125 gt_pch_save_stringpool): Likewise.
2126 * tree-data-ref.c (hash_stmt_vertex_info,
2127 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
2128 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2130 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/i386.md : Change constraints of HImode and QImode
2134 immediate operands from "i" to "n". Change SImode "ni" constraint to
2135 "i" and SImode "rmi" constraint to "g". Remove all constraints
2136 from const0_operand and const1_operand predicated operands.
2137 (i): Change QImode and HImode attribute from "i" to "n".
2138 (*subqi_2): Change HImode operands to QImode.
2141 2008-06-25 Olivier Hainque <hainque@adacore.com>
2143 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
2146 2008-06-25 Richard Guenther <rguenther@suse.de>
2148 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
2149 not overflow the result type.
2151 2008-06-25 Richard Guenther <rguenther@suse.de>
2153 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
2154 (vn_lookup): Likewise.
2156 2008-06-25 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/35518
2159 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
2160 * tree-sra.c (instantiate_element): Use fold_build3 to build
2162 (try_instantiate_multiple_fields): Likewise.
2164 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2166 * config/rs6000/rs6000.md: Change all string instruction's clobber to
2169 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2171 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
2172 use_backchain_to_restore_sp to true
2173 if the offset of the link register save area would go over the 32k - 1
2174 offset limit of the load
2177 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
2179 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
2180 anchor for the type-punning blurb. Cross-reference "Structures
2181 unions enumerations and bit-fields implementation". Provide a
2182 cast-through-pointer example. Make final sentence self-contained.
2183 * doc/implement-c.texi (Structures unions enumerations and
2184 bit-fields implementation): Cross-reference the type-punning blurb
2185 in the -fstrict-aliasing documentation.
2187 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2190 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
2191 the memory instead of the memory itself for the save area.
2193 2008-06-24 Olivier Hainque <hainque@adacore.com>
2194 Nicolas Roche <roche@adacore.com>
2196 * gengtype.c (srcdir_len): size_t instead of int.
2197 (get_file_realbasename): New function. For F a filename, the real
2198 basename of F, with all the path components stripped.
2199 (get_file_srcdir_relative_path): New function. For F a filename, the
2200 relative path to F from $(srcdir).
2201 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
2202 get_file_realbasename. Adjust the head comment.
2203 (get_prefix_langdir_index): New function. For F a filename, return the
2204 lang_dir_names[] relative index of the language directory that is
2206 (get_file_langdir): For F a filename, return the name of the language
2207 directory where F is located.
2208 (get_file_gtfilename): New function. The gt- output file name for an
2210 (get_output_file_with_visibility): Replace in-line computations with
2211 uses of get_file_gtfilename and get_prefix_langdir_index.
2212 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2214 2008-06-24 Jakub Jelinek <jakub@redhat.com>
2216 PR tree-optimization/36504
2217 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
2218 references without base address.
2220 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2223 * calls.c (expand_call): Increase alignment for recursive functions.
2225 2008-06-23 Anatoly Sokolov <aesok@post.ru>
2227 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
2228 (TARGET_FUNCTION_VALUE): New define.
2229 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
2230 * config/avr/avr.h (FUNCTION_VALUE): Remove.
2232 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
2235 (fmod<mode>3): Ditto.
2236 (remainderxf3): Ditto.
2237 (remainder<mode>3): Ditto.
2239 2008-06-23 Jakub Jelinek <jakub@redhat.com>
2242 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
2243 REG is a hard register.
2245 PR tree-optimization/36508
2246 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
2247 499, don't check it at all in release compilers.
2249 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
2252 together with SSE_TARGET_MATH to disable insn pattern.
2253 (*fop_<MODEF:mode>_2_i387): Ditto.
2254 (*fop_<MODEF:mode>_3_i387): Ditto.
2256 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
2258 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2260 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2263 * gimplify.c (gimplify_asm_expr): Check the return code of
2264 parse_output_constraint call, set function return and is_inout
2267 2008-06-22 Ian Lance Taylor <iant@google.com>
2269 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2270 (narrowest_signed_type): Likewise.
2271 * c-typeck.c (c_common_type): Change local variable mclass to enum
2273 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2274 tcc_comparison, not the tree code itself.
2275 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2276 (c_expand_expr): Cast modifier to enum expand_modifier.
2277 * c-common.h (C_RID_CODE): Add casts.
2278 (C_SET_RID_CODE): Define.
2279 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2280 (c_lex_one_token): Add cast to avoid warning.
2281 (c_parser_objc_type_name): Rename local typename to type_name.
2282 (check_no_duplicate_clause): Change code parameter to enum
2284 (c_parser_omp_var_list_parens): Change kind parameter to enum
2286 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2287 c_parser_omp_list_var_parens.
2288 (c_parser_omp_threadprivate): Likewise.
2289 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2290 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2291 * c-format.c (NO_FMT): Define.
2292 (printf_length_specs): Use NO_FMT.
2293 (asm_fprintf_length_specs): Likewise.
2294 (gcc_diag_length_specs): Likewise.
2295 (scanf_length_specs): Likewise.
2296 (strfmon_length_specs): Likewise.
2297 (gcc_gfc_length_specs): Likewise.
2298 (printf_flag_specs): Change 0 to STD_C89.
2299 (asm_fprintf_flag_specs): Likewise.
2300 (gcc_diag_flag_specs): Likewise.
2301 (gcc_cxxdiag_flag_specs): Likewise.
2302 (scanf_flag_specs): Likewise.
2303 (strftime_flag_specs): Likewise.
2304 (strfmon_flag_specs): Likewise.
2305 (print_char_table): Likewise.
2306 (asm_fprintf_char_table): Likewise.
2307 (gcc_diag_char_table): Likewise.
2308 (gcc_tdiag_char_table): Likewise.
2309 (gcc_cdiag_char_table): Likewise.
2310 (gcc_cxxdiag_char_table): Likewise.
2311 (gcc_gfc_char_table): Likewise.
2312 (scan_char_table): Likewise.
2313 (time_char_table): Likewis.
2314 (monetary_char_table): Likewise.
2315 * c-format.h (BADLEN): Likewise.
2317 2008-06-21 Ian Lance Taylor <iant@google.com>
2319 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2320 Define END_OF_BASE_TREE_CODES around inclusion.
2321 * tree.c (tree_code_type): New global array.
2322 (tree_code_length, tree_code_name): Likewise.
2323 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2325 (all-tree.def, s-alltree): New targets.
2326 (gencheck.h, s-gencheck): Remove.
2327 (tree.o): Depend upon all-tree.def.
2328 (build/gencheck.o): Remove gencheck.h dependency.
2329 (mostlyclean): Don't remove gencheck.h.
2330 * c-common.h (enum c_tree_code): Remove.
2331 * c-lang.c (tree_code_type): Remove.
2332 (tree_code_length, tree_code_name): Remove.
2333 * gencheck.c (tree_codes): Include all-tree.def, rather than
2334 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2336 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2338 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2339 (operator_name_info): Size to MAX_TREE_CODES.
2340 (assignment_operator_name_info): Likewise.
2341 * cp/cp-lang.c (tree_code_type): Remove.
2342 (tree_code_length, tree_code_name): Remove.
2343 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2344 (assignment_operator_name_info): Likewise.
2345 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2347 * cp/mangle.c (write_expression): Likewise.
2348 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2349 * fortran/f95-lang.c (tree_code_type): Remove.
2350 (tree_code_length, tree_code_name): Remove.
2351 * java/java-tree.h (enum java_tree_code): Remove.
2352 * java/lang.c (tree_code_type): Remove.
2353 (tree_code_length, tree_code_name): Remove.
2354 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2355 * objc/objc-act.h (enum objc_tree_code): Remove.
2356 * objc/objc-lang.c (tree_code_type): Remove.
2357 (tree_code_length, tree_code_name): Remove.
2358 * objcp/objcp-lang.c (tree_code_type): Remove.
2359 (tree_code_length, tree_code_name): Remove.
2360 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2361 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2362 * ada/misc.c (tree_code_type): Remove.
2363 (tree_code_length, tree_code_name): Remove.
2365 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2367 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2368 the grand_bitmap_obstack.
2370 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2373 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2374 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2375 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2376 move_stmt_r, new_label_mapper): Likewise.
2377 * tree-complex.c (cvc_lookup): Likewise.
2378 * tree-dfa.c (create_function_ann): Likewise.
2379 * tree-dump.c (dump_register): Likewise.
2380 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2381 find_phi_replacement_condition): Likewise.
2382 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2383 tree_function_versioning): Likewise.
2384 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2385 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2386 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2387 get_nonlocal_debug_decl, convert_nonlocal_reference,
2388 convert_nonlocal_omp_clauses, get_local_debug_decl,
2389 convert_local_reference, convert_local_omp_clauses,
2390 convert_nl_goto_reference, convert_nl_goto_receiver,
2391 convert_tramp_reference, convert_call_expr): Likewise.
2392 * tree-outof-ssa.c (contains_tree_r): Likewise.
2393 * tree-parloops.c (reduction_phi, initialize_reductions,
2394 eliminate_local_variables_1, add_field_for_reduction,
2395 add_field_for_name, create_phi_for_local_result,
2396 create_call_for_reduction_1, create_loads_for_reductions,
2397 create_stores_for_reduction, create_loads_and_stores_for_name):
2399 * tree-phinodes.c (allocate_phi_node): Likewise.
2400 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2401 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2402 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2403 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2404 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2405 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2406 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2407 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2408 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2409 vn_nary_op_insert): Likewise.
2410 * tree-ssa.c (redirect_edge_var_map_add,
2411 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2412 * tree-vectorizer.c (vectorize_loops): Likewise.
2413 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2414 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2415 tree_cons_stat, build1_stat, build_variant_type_copy,
2416 decl_init_priority_lookup, decl_fini_priority_lookup,
2417 decl_priority_info, decl_restrict_base_lookup,
2418 decl_restrict_base_insert, decl_debug_expr_lookup,
2419 decl_debug_expr_insert, decl_value_expr_lookup,
2420 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2421 type_hash_add, get_file_function_name, tree_check_failed,
2422 tree_not_check_failed, tree_range_check_failed,
2423 omp_clause_range_check_failed, build_omp_clause,
2424 build_vl_exp_stat): Likewise.
2425 * value-prof.c (gimple_histogram_value,
2426 gimple_duplicate_stmt_histograms): Likewise.
2427 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2428 unshare_variable, variable_union_info_cmp_pos, variable_union,
2429 dataflow_set_different_1, dataflow_set_different_2,
2430 vt_find_locations, variable_was_changed, set_variable_part,
2431 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2432 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2433 section_entry_hash, object_block_entry_eq,
2434 object_block_entry_hash, create_block_symbol,
2435 initialize_cold_section_name, default_function_rodata_section,
2436 strip_reg_name, set_user_assembler_name, const_desc_eq,
2437 build_constant_desc, output_constant_def, lookup_constant_def,
2438 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2439 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2440 default_internal_label): Likewise.
2441 * varray.c (varray_init, varray_grow): Likewise.
2442 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2444 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2447 operators for "test" insn. Macroize insn using SWI mode macro.
2448 (*jcc_fused_2): Ditto.
2449 (*jcc_fused_3): Macroize insn using SWI mode macro.
2450 (*jcc_fused_4): Ditto.
2452 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2454 * tree-ssa-pre.c: Fix typo in comment.
2455 (init_antic, fini_antic): Add explicit funtions for
2456 initializing and deinitializing ANTIC and AVAIL sets.
2457 (create_expression_by_pieces): Fix typo in comment.
2458 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2459 (execute_pre): Eventually dump details about ANTIC_IN.
2461 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2463 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2464 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2465 add_to_obstack, file_at_path, find_a_file, execute,
2466 add_preprocessor_option, add_assembler_option, add_linker_option,
2467 process_command, insert_wrapper, do_option_spec, do_self_spec,
2468 spec_path, do_spec_1, is_directory, main, used_arg,
2469 getenv_spec_function): Likewise.
2470 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2471 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2474 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2476 * doc/rtl.texi: Updated subreg section.
2478 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2481 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2482 node->needed and node->reachable.
2483 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2484 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2485 (expand_task_call): Don't call expand_task_copyfn.
2486 (expand_task_copyfn): Renamed to...
2487 (finalize_task_copyfn): ... this.
2489 2008-06-19 Jan Hubicka <jh@suse.cz>
2491 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2492 clobbering framepointer.
2494 2008-06-19 Jan Hubicka <jh@suse.cz>
2496 * tree-optimize.c (execute_early_local_optimizations): Set
2497 cgraph_state only at first invocation.
2499 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2501 * system.h (-Wc++-compat): Activate as a warning, no an error.
2503 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2506 instead of "#" in insn asm template.
2507 (*jcc_fused_2): Ditto.
2509 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.h (ix86_tune_indices)
2512 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2513 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2514 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2515 (*jcc_fused_2): Ditto.
2516 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2517 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2518 (print operand): Handle 'E' and 'e' code.
2520 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2522 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2523 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2524 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2526 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2528 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2530 (cgraph_expand_function): Use local copy of decl.
2531 (cgraph_expand_all_functions): Remove redundant initialization of
2533 (cgraph_optimize): Reword internal_error message.
2535 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2537 * arm-protos.h (arm_return_in_memory): Remove public
2538 arm_return_in_memory() prototype.
2539 * arm.c (arm_return_in_memory): Add static prototype, add target
2540 hook macro, change definition and comments.
2541 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2543 2008-06-19 Ben Elliston <bje@au.ibm.com>
2545 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2546 real.c: Remove references to IEEE 754R.
2547 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2548 * doc/libgcc.texi (Decimal float library routines): Likewise.
2550 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2552 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2553 (default_unwind_word_mode): Add prototype.
2554 * targhooks.c (default_unwind_word_mode): New function.
2555 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2556 instead of word_mode.
2557 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2558 (TARGET_INITIALIZER): Use it.
2560 * c-common.c (handle_mode_attribute): Support "unwind_word"
2562 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2564 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2565 word_mode to access SjLj_Function_Context member "data".
2566 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2567 conversion from targetm.eh_return_filter_mode () to
2568 targetm.unwind_word_mode () if they differ.
2570 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2571 (BT_FN_UNWINDWORD_PTR): New function type.
2572 (BT_FN_WORD_PTR): Remove.
2573 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2574 * except.c (expand_builtin_extend_pointer): Convert pointer to
2575 targetm.unwind_word_mode () instead of word_mode.
2577 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2578 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2579 (spu_unwind_word_mode): New function.
2580 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2581 (TARGET_UNWIND_WORD_MODE): Define.
2582 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2584 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2586 * config/spu/spu.c (reg_align): Remove.
2587 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2588 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2589 (spu_split_store): Likewise.
2591 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2593 * gcc/tree-vn.c: Fix typo in comment.
2595 2008-06-18 Jan Hubicka <jh@suse.cz>
2597 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2598 toplevel reorder too.
2600 2008-06-18 Jan Hubicka <jh@suse.cz>
2602 * c-opts.c (c_common_post_options): PCH is not compatible with
2604 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2605 -fno-toplevel-reorder by default now.
2607 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2609 PR documentation/30739
2610 * doc/install.texi (Prerequisites): Document dependency on awk.
2612 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2613 Ian Lance Taylor <iant@google.com>
2615 PR rtl-optimization/35604
2616 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2617 only want to change jump destinations, not eventual label comparisons.
2619 2008-06-16 Jan Hubicka <jh@suse.cz>
2621 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2623 (cgraph_analyze_function): Likewise.
2625 2008-06-16 Jan Hubicka <jh@suse.cz>
2627 * cgraph.h (cgraph_mark_if_needed): New function.
2628 * cgraphunit.c (cgraph_mark_if_needed): New function.
2629 * c-decl.c (duplicate_decl): Use it.
2631 2008-06-16 Jan Hubicka <jh@suse.cz>
2633 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2636 2008-06-16 Jan Hubicka <jh@suse.cz>
2638 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2640 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2641 Kazu Hirata <kazu@codesourcery.com>
2642 Maxim Kuvyrkov <maxim@codesourcery.com
2644 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2645 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2646 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2647 EXTRA_SPEC_FUNCTIONS.
2648 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2649 (DRIVER_SELF_SPECS): Adjust.
2650 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2651 * config/mips/st.h, config/mips/t-st: New.
2652 * config/mips/driver-native.c, config/mips/x-native: New.
2653 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2656 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2658 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2660 (ISA_HAS_FP_CONDMOVE): New macro.
2661 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2662 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2663 (ISA_HAS_NMADD3_NMSUB3): New macro.
2664 * config/mips/mips.c (mips_rtx_costs): Update.
2665 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2666 compiling for ST Loongson 2E/2F.
2667 (madd<mode>): Rename to madd4<mode>. Update.
2668 (madd3<mode>): New pattern.
2669 (msub<mode>): Rename to msub4<mode>. Update.
2670 (msub3<mode>): New pattern.
2671 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2672 (nmadd3<mode>): New pattern.
2673 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2674 (nmadd3<mode>_fastmath): New pattern.
2675 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2676 (nmsub3<mode>): New pattern.
2677 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2678 (nmsub3<mode>_fastmath): New pattern.
2679 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2681 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2683 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2684 (DF_REF_INSN_INFO): New.
2685 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2686 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2687 with a NULL DF_REF_INSN_INFO.
2688 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2690 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2691 DF_INSN_INFO_EQ_USES): New.
2692 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2693 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2694 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2695 * df-core.c: Update comment for above changes.
2696 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2697 DF_INSN_UID_* macros.
2698 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2699 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2700 insn rtx. Update all callers.
2701 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2702 df_ref_create_structure, df_insn_refs_collect): Likewise.
2703 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2704 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2705 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2706 macros to access the insn refs.
2707 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2708 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2709 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2710 for accessing the refs.
2711 (try_fwprop_subst): Likewise.
2712 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2713 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2714 for accessing the refs.
2715 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2716 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2717 to look at the insn refs.
2718 (record_uses): Likewise.
2719 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2721 (mark_artificial_uses): Don't mark_insn for artificial refs.
2722 (mark_reg_rependencies): Likewise.
2724 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2726 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2728 * configure: Regenerate.
2730 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2732 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2733 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2734 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2736 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2738 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2739 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2740 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2742 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2744 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2745 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2746 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2748 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2750 * tree-ssa-sccvn.c: Fix format of comments.
2752 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2754 * cgraph.c: Remove unneeded forward declarations of eq_node()
2757 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2759 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2761 (see_update_relevancy): Likewise.
2762 * fwprop.c (try_fwprop_subst): Likewise.
2763 * rtlanal.c (noop_move_p): Likewise.
2764 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2765 notes to non-existing libcall blocks.
2766 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2768 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2769 (dead_libcall_p): Remove.
2770 (delete_trivially_dead_insns): Don't use it.
2771 * web.c (union_defs): Remove comment about keeping nops.
2772 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2773 (compute_hash_table_work): Don't track libcall notes.
2774 (do_local_cprop): Don't take libcall pointers. Don't update
2776 (adjust_libcall_notes): Deleted.
2777 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2778 ever have existed in the first place).
2779 (replace_store_insn): Don't try to remove libcall notes.
2780 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2781 (resolve_reg_notes): Don't call them.
2782 (resolve_simple_move): Likewise.
2783 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2784 Don't remove REG_RETVAL notes.
2785 * emit-rtl.c (try_split): Don't update libcall notes.
2786 (emit_copy_of_insn_after): Dito.
2787 * cselib.c (cselib_current_insn_in_libcall): Remove.
2788 (cselib_process_insn): Don't set/clear it.
2789 (new_elt_loc_list): Don't record it.
2790 (cselib_init): Don't initialize it.
2791 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2792 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2794 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2795 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2796 (init_deps): Don't initialize it.
2797 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2798 * combine.c (delete_noop_moves): Don't update libcall notes.
2799 (can_combine_p): Remove now pointless #if 0 block.
2800 (try_combine): Remove another obsolete #if 0 block.
2801 (distribute_notes): Don't distribute libcall notes.
2802 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2803 * dce.c (libcall_dead_p): Remove.
2804 (delete_unmarked_insns): Don't handle libcall blocks.
2805 (preserve_libcall_for_dce): Remove.
2806 (prescan_insns_for_dce): Don't special-case libcall block insns.
2807 * reload1 (reload): Don't handle libcall notes.
2808 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2811 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2813 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2814 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2815 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2817 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2819 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2820 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2821 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2823 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2825 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2827 2008-06-16 Ira Rosen <irar@il.ibm.com>
2829 PR tree-optimization/36493
2830 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2831 the arguments list. Use VECTYPE to create vector pointer.
2832 (vectorizable_store): Fail if accesses through a pointer to vectype
2833 do not alias the original memory reference operands.
2834 Call vect_create_data_ref_ptr without the removed argument.
2835 (vectorizable_load): Likewise.
2836 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2839 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2842 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2845 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2847 * config/mips/loongson2ef.md: New file.
2848 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2849 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2850 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2851 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2852 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2854 (loongson2ef.md): New include.
2855 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2856 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2857 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2858 (loongson_gt_<mode>, loongson_extract_halfword)
2859 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2860 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2861 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2862 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2863 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2864 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2865 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2866 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2867 (vec_interleave_low<mode>): Define type attribute.
2868 * config/mips/mips.c (mips_ls2): New static variable.
2869 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2870 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2871 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2872 Implement target scheduling hooks.
2873 (mips_multipass_dfa_lookahead): Update to handle tuning for
2875 (mips_sched_init): Initialize data for Loongson scheduling.
2876 (mips_ls2_variable_issue): New static function.
2877 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2879 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2880 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2881 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2882 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2883 Handle ST Loongson 2E/2F cores.
2884 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2886 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2888 * omp-low.c (extract_omp_for_data): Fix comment typo.
2891 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2893 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2894 FIXME note about gcc/config.guess.
2895 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2896 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2897 * doc/cppopts.texi: Likewise.
2898 * doc/extend.texi: Likewise.
2899 * doc/gcc.texi: Likewise.
2900 * doc/gccint.texi: Likewise.
2901 * doc/gcov.texi: Likewise.
2902 * doc/gty.texi: Likewise.
2903 * doc/hostconfig.texi: Likewise.
2904 * doc/install.texi: Likewise.
2905 * doc/invoke.texi: Likewise.
2906 * doc/loop.texi: Likewise.
2907 * doc/makefile.texi: Likewise.
2908 * doc/md.texi: Likewise.
2909 * doc/passes.texi: Likewise.
2910 * doc/tm.texi: Likewise.
2911 * doc/tree-ssa.texi: Likewise.
2912 * doc/trouble.texi: Likewise.
2914 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2915 Nathan Sidwell <nathan@codesourcery.com>
2916 Maxim Kuvyrkov <maxim@codesourcery.com>
2917 Richard Sandiford <rdsandiford@googlemail.com>
2919 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2920 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2921 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2923 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2924 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2925 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2927 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2928 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2929 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2930 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2931 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2932 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2933 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2934 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2935 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2936 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2937 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2938 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2939 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2940 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2941 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2942 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2943 (mips_builtins): Add Loongson builtins.
2944 (mips_loongson_2ef_bdesc): New.
2945 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2946 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2947 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2948 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2950 (mips_expand_vector_init): New.
2951 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2952 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2954 * config/mips/mips.md: Add unspec numbers for Loongson
2955 builtins. Include loongson.md.
2956 (MOVE64): Include Loongson vector modes.
2957 (SPLITF): Include Loongson vector modes.
2958 (HALFMODE): Handle Loongson vector modes.
2959 * config/mips/loongson.md: New.
2960 * config/mips/loongson.h: New.
2961 * config.gcc: Add loongson.h header for mips*-*-* targets.
2962 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2964 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2966 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2967 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2968 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2969 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2970 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2971 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2972 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2973 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2974 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2975 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2976 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2977 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2978 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2979 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2980 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2981 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2982 Remove use_fixproto=yes.
2983 (ia64*-*-hpux*): Remove comment about using fixproto.
2984 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2986 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2988 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2990 * configure: Regenerate.
2992 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2995 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2996 before evaluating it.
2998 2008-06-13 Jakub Jelinek <jakub@redhat.com>
3001 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
3002 nested inline functions.
3003 (start_decl, start_function): Don't invert DECL_EXTERNAL
3004 for nested inline functions.
3006 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3008 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
3009 splits that must be made for correctness.
3011 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3013 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
3014 (AVAIL_NON_MIPS16): Likewise.
3015 (mips_builtin_description): Replace target_flags with a predicate.
3016 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
3017 (dspr2_32): New availability predicates.
3018 (MIPS_BUILTIN): New macro.
3019 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
3020 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
3021 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
3022 Replace the TARGET_FLAGS parameters with AVAIL parameters.
3023 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
3024 (mips_dsp_32only_bdesc): Merge into...
3025 (mips_builtins): ...this new array.
3026 (mips_bdesc_map, mips_bdesc_arrays): Delete.
3027 (mips_init_builtins): Update after above changes.
3028 (mips_expand_builtin_1): Merge into...
3029 (mips_expand_builtin): ...here and update after above changes.
3031 2008-06-12 Paul Brook <paul@codesourcery.com>
3033 * longlong.h (__arm__): Define count_leading_zeros.
3034 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
3035 (clzsi2, clzdi2): New functions.
3036 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
3037 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
3038 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
3039 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
3040 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
3041 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
3042 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
3043 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3044 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
3045 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
3047 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
3049 * config/m68k/m68k.c (m68k_tune_flags): New.
3050 (override_options): Compute m68k_tune_flags.
3051 (MULL_COST, MULW_COST): Update for various variants of CFV2.
3052 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
3054 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3057 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
3059 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3061 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
3062 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
3064 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3066 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
3067 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
3069 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3072 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
3075 2008-06-12 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/36345
3078 * tree-flow.h (struct ptr_info_def): Align escape_mask,
3079 add memory_tag_needed flag.
3080 (may_alias_p): Declare.
3081 * tree-ssa-alias.c (may_alias_p): Export.
3082 (set_initial_properties): Use memory_tag_needed flag.
3083 (update_reference_counts): Likewise.
3084 (reset_alias_info): Reset memory_tag_needed flag.
3085 (create_name_tags): Check memory_tag_needed flag.
3086 (dump_points_to_info_for): Dump it.
3087 * tree-ssa-structalias.c (struct variable_info): Remove
3088 directly_dereferenced flag.
3089 (new_var_info): Do not initialize it.
3090 (process_constraint_1): Do not set it.
3091 (update_alias_info): Set is_dereferenced flag.
3092 (set_uids_in_ptset): Use may_alias_p.
3093 (set_used_smts): Check memory_tag_needed flag.
3094 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
3095 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
3096 memory_tag_needed flag.
3097 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
3100 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
3102 * config/i386/i386.c (ix86_compute_frame_layout): Disable
3103 red zone for w64 abi.
3104 (ix86_expand_prologue): Likewise.
3105 (ix86_force_to_memory): Likewise.
3106 (ix86_free_from_memory): Likewise.
3108 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
3111 * config/rs6000/rs6000.c (rs6000_override_options): Set
3112 rs6000_isel conditionally to the absence of comand line override.
3113 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3114 Remove duplicate rs6000_isel setting.
3115 * config/rs6000/eabispe.h: Ditto.
3117 2008-06-11 Richard Guenther <rguenther@suse.de>
3119 * alias.c (get_alias_set): Use the element alias-set for arrays.
3120 (record_component_aliases): For arrays and vectors do nothing.
3121 * c-common.c (strict_aliasing_warning): Handle the cases
3122 of alias set zero explicitly.
3123 * Makefile.in (dfp.o-warn): Add -Wno-error.
3125 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3127 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
3129 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
3130 tune_32 tune_64 to supported_defaults. Allow values not
3131 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
3132 x86_64. Do not override cpu_32 or cpu_64 values from target name.
3133 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
3134 with_cpu_64 to generic for 64-bit-supporting configurations, not
3135 with_cpu. Remove FIXMEs.
3136 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
3137 --with-arch-64, --with-tune-32, --with-tune-64): Document.
3138 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
3139 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
3140 arch_32 and arch_64.
3142 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
3143 Olivier Hainque <hainque@adacore.com>
3145 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
3146 Use DECL_SIZE_UNIT to retrieve the size of the field.
3148 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3150 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
3151 with function calls after declarations. Lay out
3152 neon_float_type_node before further use.
3154 2008-06-11 Richard Guenther <rguenther@suse.de>
3156 * tree-flow.h (may_point_to_global_var): Declare.
3157 * tree-ssa-alias.c (may_point_to_global_var): New function.
3158 * tree-ssa-sink.c (is_hidden_global_store): Use it.
3160 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
3162 * configure.ac: Teach that fido supports .debug_line.
3163 * configure: Regenerate.
3165 2008-06-10 Tom Tromey <tromey@redhat.com>
3167 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
3170 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3172 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
3173 (encode_decimal64, decode_decimal64, encode_decimal128,
3174 decode_decimal128): Reverse order of 32-bit parts of value if host
3175 and target endianness differ.
3177 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
3179 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
3180 Avoid division by 0.
3181 (tree_mod_pow2_value_transform): Likewise.
3182 (tree_ic_transform): Likewise.
3183 (tree_stringops_transform): Likewise.
3184 (tree_mod_subtract_transform): Likewise.
3185 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
3186 (copy_edges_for_bb): Likewise.
3187 (initialize_cfun): Likewise.
3189 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3191 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
3192 nonmemory_operand. Add "N" operand constraint.
3194 (*jcc_btdi_mask_rex64): New instruction and split pattern.
3195 (*jcc_btsi_mask): Ditto.
3196 (*jcc_btsi_mask_1): Ditto.
3198 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3200 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
3201 TYPE_CANONICAL for copied element type.
3203 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
3207 Add m_CORE2 and m_GENERIC.
3208 * config/i386/predicates.md (bt_comparison_operator): New predicate.
3209 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
3211 (*jcc_btdi_rex64): New instruction and split pattern.
3213 (*jcc_btsi_1): Ditto.
3214 (*btsq): Fix Intel asm dialect operand order.
3218 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
3221 * simplify-rtx.c (simplify_subreg): Add check for shift count
3224 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
3226 * doc/md.texi: Synchronize with later constraints.md change.
3227 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
3228 with a C implementation.
3229 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
3231 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
3232 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
3233 when moving to and from MD_REGNUM.
3234 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
3235 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
3236 Handle byte and halfword moves.
3237 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
3239 * config/mips/constraints.md (h): Turn into NO_REGS.
3240 (l, x): Update documentation.
3241 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
3242 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
3243 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
3244 (HILO): New mode iterator.
3246 (any_div): New code iterator.
3247 (u): Extend code attribute to div and udiv.
3248 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
3249 d_operand in the splitters. Remove redundant CONST_INT checks.
3250 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
3251 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
3252 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
3253 accordingly, using normal moves instead of unspecs to move LO into
3254 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
3255 (<u>mulsidi3): Handle expansion in C code.
3256 (<u>mulsidi3_32bit_internal): Rename to...
3257 (<u>mulsidi3_32bit): ...this.
3258 (<u>mulsidi3_32bit_r4000): Fix insn separator.
3259 (*<u>mulsidi3_64bit): Rename to...
3260 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
3261 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3262 to set LO and HI to the multiplication result. Use a normal move
3263 for MFLO and an unspec for MFHI.
3264 (*<u>mulsidi3_64bit_parts): Replace with...
3265 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3266 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3267 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3268 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3269 instead of HI. Split the instruction into a separate multiplication
3270 and MFHI if !TARGET_FIX_R4000.
3271 (<su>muldi3_highpart): Likewise.
3272 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3273 and the "=h" clobber.
3274 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3275 (<u>mulditi3): New expander.
3276 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3277 (madsi): Remove "=h" clobber.
3278 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3279 Force the modulus result to be a GPR and split the instruction into
3280 a division followed by an MFHI after reload.
3281 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3282 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3283 the MIPS16 HIGH define_split.
3284 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3285 of acc<->gpr moves to "multi".
3286 (*movdi_64bit): Replace the single "x" alternative with
3287 alternatives for moving into and out of "a".
3288 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3289 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3290 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3291 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3292 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
3293 (movti): New expander.
3294 (*movti, *movti_mips16): New insns.
3295 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
3296 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
3297 (mthi<GPR:mode>_<HILO:mode>): Likewise.
3298 * config/mips/predicates.md (fpr_operand): Delete.
3299 (d_operand): New predicate.
3301 2008-06-09 Michael Meissner <michael.meissner@amd.com>
3303 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
3304 failure on some Bourne shells.
3305 (x86_64-*-*): Ditto.
3307 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
3309 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
3311 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3313 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
3314 (sparc-sun-solaris2*): Likewise.
3316 2008-06-09 Arnaud Charlet <charlet@adacore.com
3318 * doc/install.texi: Update requirements to build the Ada compiler.
3320 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3322 * df-scan.c (struct df_scan_problem_data): Remove the
3323 mw_link_pool alloc pool.
3324 (df_scan_free_internal): Don't free it.
3325 (df_scan_alloc): Don't allocate it.
3326 * df.h (struct df_link): Update comment.
3328 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3330 * except.h: Correct checks for when SJLJ exceptions must be used.
3332 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3334 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3337 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3339 PR tree-optimization/36218
3340 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3341 configure for the build system.
3342 (BUILD_LDFLAGS): Define.
3343 * configure: Regenerate.
3344 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3346 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3349 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3350 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3351 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3353 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3355 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3357 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3359 * config.gcc (Obsolete configurations): Remove list of
3361 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3362 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3363 targets matched by those patterns.
3364 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3365 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3366 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3367 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3368 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3369 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3370 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3371 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3372 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3373 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3374 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3375 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3376 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3377 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3378 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3379 Make code for Solaris 7 and greater unconditional for Solaris.
3380 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3381 Remove --with-* handling.
3382 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3383 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3384 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3385 LINK_OS_WINDISS_SPEC): Remove.
3386 * config/rs6000/sysv4.opt (mwindiss): Remove.
3387 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3388 * configure: Regenerate.
3389 * doc/cpp.texi: Don't mention BeOS.
3390 * doc/extend.texi (interrupt): Don't mention MS1.
3391 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3392 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3393 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3394 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3395 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3397 * doc/invoke.texi (MT Options): Remove.
3398 (-mwindiss): Remove.
3399 (CRIS Options): Remove cris-axis-aout references.
3400 (HPPA Options): Don't mention hppa1.1-*-pro.
3401 * doc/md.texi: (MorphoTech family): Remove.
3402 * libgcc2.c: Don't handle UWIN.
3403 * config/alpha/t-unicosmk: Remove.
3404 * config/alpha/unicosmk.h: Remove.
3405 * config/arm/kaos-arm.h: Remove.
3406 * config/arm/kaos-strongarm.h: Remove.
3407 * config/arm/strongarm-coff.h: Remove.
3408 * config/arm/strongarm-elf.h: Remove.
3409 * config/arm/strongarm-pe.h: Remove.
3410 * config/arm/t-strongarm-pe: Remove.
3411 * config/arm/t-xscale-coff: Remove.
3412 * config/arm/t-xscale-elf: Remove.
3413 * config/arm/xscale-coff.h: Remove.
3414 * config/arm/xscale-elf.h: Remove.
3415 * config/chorus.h: Remove.
3416 * config/cris/aout.h: Remove.
3417 * config/cris/aout.opt: Remove.
3418 * config/cris/t-aout: Remove.
3419 * config/i386/beos-elf.h: Remove.
3420 * config/i386/kaos-i386.h: Remove.
3421 * config/i386/ptx4-i.h: Remove.
3422 * config/i386/sco5.h: Remove.
3423 * config/i386/sco5.opt: Remove.
3424 * config/i386/sysv4-cpp.h: Remove.
3425 * config/i386/sysv5.h: Remove.
3426 * config/i386/t-beos: Remove.
3427 * config/i386/t-sco5: Remove.
3428 * config/i386/t-uwin: Remove.
3429 * config/i386/uwin.asm: Remove.
3430 * config/i386/uwin.h: Remove.
3431 * config/kaos.h: Remove.
3432 * config/mips/windiss.h: Remove.
3433 * config/mt: Remove directory.
3434 * config/pa/pa-osf.h: Remove.
3435 * config/pa/pa-pro-end.h: Remove.
3436 * config/pa/t-pro: Remove.
3437 * config/ptx4.h: Remove.
3438 * config/rs6000/beos.h: Remove.
3439 * config/rs6000/kaos-ppc.h: Remove.
3440 * config/rs6000/t-beos: Remove.
3441 * config/rs6000/windiss.h: Remove.
3442 * config/sh/kaos-sh.h: Remove.
3443 * config/sol2-6.h: Remove.
3444 * config/sparc/sol26-sld.h: Remove.
3445 * config/sparc/sysv4-only.h: Remove.
3446 * config/vax/bsd.h: Remove.
3447 * config/vax/t-memfuncs: Remove.
3448 * config/vax/ultrix.h: Remove.
3449 * config/vax/vaxv.h: Remove.
3450 * config/windiss.h: Remove.
3452 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3454 PR rtl-optimization/36438
3455 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3456 for vector shifts with constant scalar shift operands.
3458 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3460 * doc/invoke.texi: Document -march=xlr.
3461 * config/mips/xlr.md: New file.
3462 * config/mips/mips.md: Include it.
3464 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3465 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3466 (mips_rtx_cost_data): Likewise.
3468 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3470 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3471 PRE_INC and PRE_DEC cases.
3473 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3475 PR rtl-optimization/36419
3476 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3477 the emitting jump insn.
3480 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3481 is not bool, boolify the whole *expr_p and convert to the desired type.
3483 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3485 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3486 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3487 Add omp_private_outer_ref hook, add another argument to
3488 omp_clause_default_ctor hook.
3489 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3490 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3491 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3492 hook_tree_tree_tree_tree_null.
3493 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3494 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3495 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3496 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3497 * tree.def (OMP_TASK): New tree code.
3498 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3499 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3500 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3501 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3502 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3503 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3504 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3505 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3506 (OMP_DIRECTIVE_P): Add OMP_TASK.
3507 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3508 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3509 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3510 and OMP_CLAUSE_UNTIED entries.
3511 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3513 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3514 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3515 * tree-pretty-print.c (dump_omp_clause): Handle
3516 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3517 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3518 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3519 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3520 warning about unsigned iterators. Change decl/init/cond/incr
3521 arguments to TREE_VECs, check arguments for all collapsed loops.
3522 (c_finish_omp_taskwait): New function.
3523 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3525 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3526 default_function_array_conversion on init. Add par_clauses argument.
3527 If decl is present in parallel's lastprivate clause, change it to
3528 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3529 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3530 collapse count in clauses.
3531 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3532 c_parser_omp_for_loop callers.
3533 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3534 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3535 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3536 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3538 (c_parser_omp_clause_schedule): Handle schedule(auto).
3539 Include correct location in the error message.
3540 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3541 and PRAGMA_OMP_CLAUSE_UNTIED.
3542 (OMP_TASK_CLAUSE_MASK): Define.
3543 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3544 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3545 * tree-nested.c (convert_nonlocal_omp_clauses,
3546 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3547 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3548 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3549 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3551 (conver_nonlocal_reference, convert_local_reference,
3552 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3553 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3554 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3555 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3556 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3557 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3558 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3559 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3560 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3562 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3563 * c-common.h (c_finish_omp_taskwait): New prototype.
3564 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3565 * tree-parloops.c (create_parallel_loop): Create 1 entry
3566 vectors for OMP_FOR_{INIT,COND,INCR}.
3567 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3568 (make_edges): Handle OMP_TASK.
3569 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3570 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3571 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3572 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3573 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3574 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3575 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3576 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3577 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3578 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3579 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3580 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3581 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3582 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3583 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3584 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3585 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3586 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3587 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3588 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3589 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3590 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3591 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3592 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3594 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3595 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3596 original iterator is present in lastprivate clause or if
3597 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3598 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3599 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3600 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3601 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3602 if it is set, lookup var in outer contexts too. Handle
3603 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3604 to be implicitly determined firstprivate for task regions.
3605 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3606 if it is set, lookup var in outer contexts too. Set
3607 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3608 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3609 OMP_CLAUSE_UNTIED. Take region_type as last argument
3610 instead of in_parallel and in_combined_parallel.
3611 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3613 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3614 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3615 (new_omp_context): Set default_kind to
3616 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3617 (omp_region_type): New enum.
3618 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3619 fields, add region_type.
3620 (new_omp_context): Take region_type as argument instead of is_parallel
3621 and is_combined_parallel.
3622 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3623 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3624 ctx->is_combined_parallel checks.
3625 (gimplify_omp_task): New function.
3626 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3628 * omp-low.c (extract_omp_for_data): Use schedule(static)
3629 for schedule(auto). Handle pointer and unsigned iterators.
3630 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3631 Add loops argument. Extract data for collapsed OMP_FOR loops.
3632 (expand_parallel_call): Assert sched_kind isn't auto,
3633 map runtime schedule to index 3.
3634 (struct omp_for_data_loop): New type.
3635 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3636 Add loop, loops, collapse and iter_type fields.
3637 (workshare_safe_to_combine_p): Disallow combined for if
3638 iter_type is unsigned long long. Don't combine collapse > 1 loops
3639 unless all bounds and steps are constant. Adjust extract_omp_for_data
3641 (expand_omp_for_generic): Handle pointer, unsigned and long long
3642 iterators. Handle collapsed OMP_FOR loops. Adjust
3643 for struct omp_for_data changes. If libgomp function doesn't return
3644 boolean_type_node, add comparison of the return value with 0.
3645 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3646 pointer, unsigned and long long iterators. Adjust for struct
3647 omp_for_data changes.
3648 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3649 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3650 unsigned long long. Allocate loops array, pass it to
3651 extract_omp_for_data. For collapse > 1 loops use always
3652 expand_omp_for_generic.
3653 (omp_context): Add sfield_map and srecord_type fields.
3654 (is_task_ctx, lookup_sfield): New functions.
3655 (use_pointer_for_field): Use is_task_ctx helper. Change first
3656 argument's type from const_tree to tree. Clarify comment.
3657 In OMP_TASK disallow copy-in/out sharing.
3658 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3659 (install_var_field): Add mask argument. Populate both record_type
3660 and srecord_type if needed.
3661 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3663 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3664 and DECL_FIELD_OFFSET.
3665 (scan_sharing_clauses): Adjust install_var_field callers. For
3666 firstprivate clauses on explicit tasks allocate the var by value in
3667 record_type unconditionally, rather than by reference.
3668 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3669 Use is_taskreg_ctx instead of is_parallel_ctx.
3670 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3671 (create_omp_child_function_name): Add task_copy argument, use
3672 *_omp_cpyfn* names if it is true.
3673 (create_omp_child_function): Add task_copy argument, if true create
3674 *_omp_cpyfn* helper function.
3675 (scan_omp_parallel): Adjust create_omp_child_function callers.
3676 Rename parallel_nesting_level to taskreg_nesting_level.
3677 (scan_omp_task): New function.
3678 (lower_rec_input_clauses): Don't run constructors for firstprivate
3679 explicit task vars which are initialized by *_omp_cpyfn*.
3680 Pass outer var ref to omp_clause_default_ctor hook if
3681 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3682 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3683 OMP_CLAUSE_REDUCTION_INIT.
3684 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3685 avoid duplicate setting of fields. Handle
3686 OMP_CLAUSE_PRIVATE_OUTER_REF.
3687 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3688 copy-out if TREE_READONLY, only copy-in.
3689 (expand_task_copyfn): New function.
3690 (expand_task_call): New function.
3691 (struct omp_taskcopy_context): New type.
3692 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3694 (lower_omp_parallel): Rename to...
3695 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3696 Call create_task_copyfn if srecord_type is needed. Adjust
3698 (task_shared_vars): New variable.
3699 (check_omp_nesting_restrictions): Warn if work-sharing,
3700 barrier, master or ordered region is closely nested inside OMP_TASK.
3701 Add warnings for barrier if closely nested inside of work-sharing,
3702 ordered, or master region.
3703 (scan_omp_1): Call check_omp_nesting_restrictions even for
3704 GOMP_barrier calls. Rename parallel_nesting_level to
3705 taskreg_nesting_level. Handle OMP_TASK.
3706 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3707 work-sharing construct, continue looking for them on parent parallel
3709 (lower_omp_for_lastprivate): Add lastprivate clauses
3710 to the beginning of dlist rather than end. Adjust for struct
3711 omp_for_data changes.
3712 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3713 not after it. Handle collapsed OMP_FOR loops, adjust for
3714 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3715 (get_ws_args_for): Adjust extract_omp_for_data caller.
3716 (scan_omp_for): Handle collapsed OMP_FOR
3717 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3718 (lower_omp_single_simple): If libgomp function doesn't return
3719 boolean_type_node, add comparison of the return value with 0.
3720 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3721 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3722 (parallel_nesting_level): Rename to...
3723 (taskreg_nesting_level): ... this.
3724 (is_taskreg_ctx): New function.
3725 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3727 (execute_lower_omp): Rename parallel_nesting_level to
3728 taskreg_nesting_level.
3729 (expand_omp_parallel): Rename to...
3730 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3731 Call omp_task_call for OMP_TASK regions.
3732 (expand_omp): Adjust caller, handle OMP_TASK.
3733 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3735 * bitmap.c (bitmap_default_obstack_depth): New variable.
3736 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3737 if argument is NULL and bitmap_default_obstack is already initialized.
3738 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3740 * matrix-reorg.c (matrix_reorg): Likewise.
3742 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.md (*indirect_jump): Macroize using P
3745 mode iterator. Remove !TARGET_64BIT from insn constraints.
3746 (*tablejump_1): Ditto.
3747 (*indirect_jump_rex64): Remove insn pattern.
3748 (*tablejump_1_rex64): Ditto.
3749 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3750 and eh_return_si insn patterns.
3752 2008-06-06 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-structalias.c (merge_smts_into): Remove.
3755 (find_what_p_points_to): Do not bother to compute the
3756 points-to set for pt_anything pointers.
3757 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3758 for pt_anything pointers is ok.
3760 2008-06-06 Jan Hubicka <jh@suse.cz>
3762 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3764 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3766 * cgraph.c: Fix typos in comments.
3767 (cgraph_availability_names): Fix string typo.
3768 * fold-const.c: Fix typos in comments.
3769 (fold_binary): Fix typo in warning.
3770 * genautomata.c: Fix typos in comments.
3771 (check_presence_pattern_sets): Fix typo in local variable.
3772 (output_description): Fix typo in output.
3773 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3774 * hwint.h: Likewise.
3775 * matrix-reorg.c (check_allocation_function): Likewise.
3776 * omega.c (smooth_weird_equations): Likewise.
3777 * auto-inc-dec.c: Fix typos in comments.
3778 * bb-reorder.c: Likewise.
3779 * builtins.c: Likewise.
3780 * c-common.c: Likewise.
3781 * c-cppbuiltin.c: Likewise.
3782 * c-parser.c: Likewise.
3783 * c-pretty-print.c: Likewise.
3784 * cfgcleanup.c: Likewise.
3785 * cfgexpand.c: Likewise.
3786 * cfghooks.c: Likewise.
3787 * cfglayout.c: Likewise.
3788 * cfgloopmanip.c: Likewise.
3789 * cgraphunit.c: Likewise.
3790 * coverage.c: Likewise.
3791 * dbxout.c: Likewise.
3792 * df-byte-scan.c: Likewise.
3793 * df-core.c: Likewise.
3794 * df-problems.c: Likewise.
3795 * df-scan.c: Likewise.
3797 * dominance.c: Likewise.
3798 * domwalk.c: Likewise.
3800 * dwarf2out.c: Likewise.
3801 * emit-rtl.c: Likewise.
3802 * et-forest.c: Likewise.
3803 * function.c: Likewise.
3804 * function.h: Likewise.
3806 * gcov-io.c: Likewise.
3809 * genattrtab.c: Likewise.
3810 * ggc-page.c: Likewise.
3811 * gimplify.c: Likewise.
3812 * gthr-lynx.h: Likewise.
3813 * haifa-sched.c: Likewise.
3814 * ipa-cp.c: Likewise.
3815 * ipa-inline.c: Likewise.
3816 * ipa-prop.h: Likewise.
3817 * ipa-pure-const.c: Likewise.
3818 * ipa-struct-reorg.c: Likewise.
3819 * ipa-struct-reorg.h: Likewise.
3820 * ipa-type-escape.c: Likewise.
3822 * loop-doloop.c: Likewise.
3823 * mips-tfile.c: Likewise.
3824 * mkmap-flat.awk: Likewise.
3825 * mkmap-symver.awk: Likewise.
3826 * modulo-sched.c: Likewise.
3827 * omp-low.c: Likewise.
3828 * optabs.c: Likewise.
3829 * optabs.h: Likewise.
3831 * passes.c: Likewise.
3832 * postreload-gcse.c: Likewise.
3833 * postreload.c: Likewise.
3834 * predict.c: Likewise.
3835 * pretty-print.h: Likewise.
3836 * profile.c: Likewise.
3837 * protoize.c: Likewise.
3838 * ra-conflict.c: Likewise.
3840 * recog.c: Likewise.
3841 * regclass.c: Likewise.
3843 * reload.c: Likewise.
3844 * rtl-error.c: Likewise.
3845 * rtlanal.c: Likewise.
3847 * sched-rgn.c: Likewise.
3850 * target.h: Likewise.
3851 * tree-dfa.c: Likewise.
3852 * tree-eh.c: Likewise.
3853 * tree-flow-inline.h: Likewise.
3854 * tree-inline.c: Likewise.
3855 * tree-into-ssa.c: Likewise.
3856 * tree-loop-distribution.c: Likewise.
3857 * tree-nested.c: Likewise.
3858 * tree-parloops.c: Likewise.
3859 * tree-pass.h: Likewise.
3860 * tree-pretty-print.c: Likewise.
3861 * tree-profile.c: Likewise.
3862 * tree-scalar-evolution.c: Likewise.
3863 * tree-sra.c: Likewise.
3864 * tree-ssa-alias-warnings.c: Likewise.
3865 * tree-ssa-ccp.c: Likewise.
3866 * tree-ssa-coalesce.c: Likewise.
3867 * tree-ssa-dom.c: Likewise.
3868 * tree-ssa-dse.c: Likewise.
3869 * tree-ssa-forwprop.c: Likewise.
3870 * tree-ssa-live.c: Likewise.
3871 * tree-ssa-live.h: Likewise.
3872 * tree-ssa-loop-im.c: Likewise.
3873 * tree-ssa-loop-ivopts.c: Likewise.
3874 * tree-ssa-loop-niter.c: Likewise.
3875 * tree-ssa-loop-prefetch.c: Likewise.
3876 * tree-ssa-phiopt.c: Likewise.
3877 * tree-ssa-phiprop.c: Likewise.
3878 * tree-ssa-sccvn.c: Likewise.
3879 * tree-ssa-ter.c: Likewise.
3880 * tree-ssa-threadupdate.c: Likewise.
3881 * tree-ssa.c: Likewise.
3882 * tree-vect-analyze.c: Likewise.
3883 * tree-vect-transform.c: Likewise.
3884 * tree-vectorizer.c: Likewise.
3885 * tree-vn.c: Likewise.
3886 * tree-vrp.c: Likewise.
3888 * tree.def: Likewise.
3890 * unwind-dw2-fde.c: Likewise.
3891 * unwind.inc: Likewise.
3892 * value-prof.c: Likewise.
3893 * vmsdbgout.c: Likewise.
3895 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3897 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3898 always place FP constants in the TOC for TARGET_POWERPC64.
3899 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3901 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3903 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3904 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3905 enable for TARGET_E500_DOUBLE.
3906 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3907 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3908 floating-point modes like integer modes for E500 double.
3909 (rs6000_legitimate_offset_address_p): Likewise.
3910 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3911 addressing for DDmode for E500 double.
3912 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3913 modes as using 64-bits of registers for E500 double.
3914 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3915 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3916 specially for E500 double.
3917 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3918 TDmode for E500 double.
3919 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3920 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3921 (rs6000_split_multireg_move): Do not handle TDmode specially for
3923 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3924 using 64-bit registers for E500 double.
3925 (emit_frame_save): Do not handle DDmode specially for E500 double.
3926 (gen_frame_mem_offset): Likewise.
3927 (rs6000_function_value): Do not call spe_build_register_parallel
3928 for DDmode or TDmode.
3929 (rs6000_libcall_value): Likewise.
3930 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3931 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3934 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3936 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3939 2008-06-04 Junjie Gu <jgu@tensilica.com>
3941 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3942 comparison for frame pointers.
3944 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3947 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3949 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3952 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3953 register is already smaller or equal to required mode.
3955 2008-06-04 Xinliang David Li <davidxl@google.com>
3957 * tree-call-cdce.c: New file.
3958 (cond_dead_built_in_calls): New static variable.
3959 (input_domain): New struct.
3960 (check_pow): New function.
3961 (check_builtin_call): Ditto.
3962 (check_target_format): Ditto.
3963 (is_call_dce_candidate): Ditto.
3964 (gen_one_condition): Ditto.
3965 (gen_conditions_for_domain): Ditto.
3966 (get_domain): Ditto.
3967 (gen_conditions_for_pow_cst_base): Ditto.
3968 (gen_conditions_for_pow_int_base): Ditto.
3969 (gen_conditions_for_pow): Ditto.
3970 (get_no_error_domain): Ditto.
3971 (gen_shrink_wrap_conditions): Ditto.
3972 (shrink_wrap_one_built_in_call): Ditto.
3973 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3974 (tree_call_cdce): Ditto.
3975 (gate_call_cdce): Ditto.
3976 (pass_call_cdce): New gimple pass.
3977 * passes.c: (init_optimization_passes): New pass.
3978 * tree-pass.h: New pass declaration.
3979 * opts.c (decode_options): New flag setting.
3980 * common.opt: Add -ftree-builtin-call-dce flag.
3981 * Makefile.in: Add new source file.
3982 * tempvar.def: New tv_id.
3983 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3985 2008-06-04 Richard Guenther <rguenther@suse.de>
3987 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3988 (is_call_clobbered): Always check var_ann->call_clobbered.
3989 (mark_call_clobbered): Always set var_ann->call_clobbered.
3990 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3991 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3992 (reset_alias_info): Clear call clobbering info on MTAGs and
3994 (set_pt_anything): Set pt_global_mem.
3995 (create_tag_raw): Adjust comment.
3996 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3998 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3999 Maxim Kuvyrkov <maxim@codesourcery.com>
4001 * config/m68k/m68k.opt (mxgot): New option.
4002 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
4003 (m68k_output_addr_const_extra): New.
4004 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
4005 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
4006 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
4007 * doc/invoke.texi (M680x0 Options): Document -mxgot.
4009 2008-06-04 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
4012 negative or non-representable offsets.
4014 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386.c (ix86_gen_leave): New.
4017 (ix86_gen_pop1): Likewise.
4018 (ix86_gen_add3): Likewise.
4019 (ix86_gen_sub3): Likewise.
4020 (ix86_gen_sub3_carry): Likewise.
4021 (ix86_gen_one_cmpl2): Likewise.
4022 (ix86_gen_monitor): Likewise.
4023 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
4024 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
4025 ix86_gen_one_cmpl2 and ix86_gen_monitor.
4026 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
4027 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
4028 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
4029 (ix86_expand_epilogue): Updated.
4030 (print_operand): Handle integer register operand for 'z'.
4031 (ix86_expand_strlensi_unroll_1): Likewise.
4032 (ix86_expand_strlen): Likewise.
4033 (ix86_expand_builtin): Likewise.
4034 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
4035 mov{q}/mov{l} and add{q}/add{l}.
4037 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4039 * config/i386/i386.md (P): New mode iterator.
4040 (SFmode push_operand splitter): Macroize DImode and SImode pushes
4041 using P mode iterator.
4042 (DFmode push_operand splitter): Ditto.
4043 (XFmode push_operand splitter): Ditto.
4044 (DFmode float_extend SFmode push_operand splitter): Ditto.
4045 (XFmode float_extend SFmode push_operand splitter): Do not generate
4046 SImode pushes for 64bit target. Macroize Dimode and SImode
4047 pushes using P mode iterator.
4048 (XFmode float_extend DFmode push_operand splitter): Ditto.
4050 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4052 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
4053 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
4054 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
4056 (ix86_call_abi_override): Remove check for call_used_regs.
4058 2008-06-03 Richard Guenther <rguenther@suse.de>
4060 * tree-ssa-structalias.c (find_func_aliases): Add constraints
4061 for the lhs of calls if the return type contains pointers.
4063 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4065 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
4066 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
4067 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
4068 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
4069 of cfun and DEFAULT_ABI to deceide abi mode.
4071 (REG_PARM_STACK_SPACE): Removed.
4072 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
4073 (STACK_BOUNDARY): Use default target to deceide stack boundary.
4074 * config/i386/i386-protos.h (ix86_cfun_abi): New.
4075 (ix86_function_abi): Likewise.
4076 (ix86_function_type_abi): Likewise.
4077 (ix86_call_abi_override): Likewise.
4078 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
4079 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
4080 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
4081 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
4083 (X86_64_REGPARM_MAX): New.
4084 (X86_64_SSE_REGPARM_MAX): New.
4085 (X64_REGPARM_MAX): New.
4086 (X64_SSE_REGPARM_MAX): New.
4087 (X86_32_REGPARM_MAX): New.
4088 (X86_32_SSE_REGPARM_MAX): New.
4089 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
4090 (ix86_function_regparm): Handle user calling abi.
4091 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
4092 by DEFAULT_ABI versus SYSV_ABI check.
4093 (ix86_reg_parm_stack_space): New.
4094 (ix86_function_type_abi): New.
4095 (ix86_call_abi_override): New.
4096 (ix86_function_abi): New.
4097 (ix86_cfun_abi): New.
4098 (init_cumulative_args): Call abi specific initialization.
4099 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
4100 (function_arg_64): Extend SSE_REGPARM_MAX check.
4101 (function_arg (): Remove TARGET_64BIT_MS_ABI.
4102 (ix86_pass_by_reference): Likewise.
4103 (ix86_function_value_regno_p): Likewise.
4104 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
4105 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
4106 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
4107 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
4108 (setup_incoming_varargs_64): Adjust regparm for call abi.
4109 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
4110 (ix86_va_start): Likewise.
4111 (ix86_gimplify_va_arg): Likewise.
4112 (ix86_expand_prologue): Likewise.
4113 (output_pic_addr_const): Likewise.
4114 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
4115 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
4116 (x86_output_mi_thunk): Likewise.
4117 (x86_function_profiler): Likewise.
4118 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
4119 (SYSV_ABI, MS_ABI): New constants.
4121 (init_regs): Add prototype of function in regclass.c file.
4122 (OVERRIDE_ABI_FORMAT): New.
4123 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
4124 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
4125 (OUTGOING_REG_PARM_STACK_SPACE): New.
4126 (ix86_reg_parm_stack_space): New prototype.
4127 (CUMULATIVE_ARGS): Add call_abi member.
4128 (machine_function): Add call_abi member.
4129 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
4130 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
4132 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
4135 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
4136 (avr_builtin_setjmp_frame_value): New function.
4137 * config/avr/avr.md (nonlocal_goto_receiver): Define.
4138 (nonlocal_goto): Define.
4140 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
4142 * config/mips/mips.c (mips_emit_loadgp): Return early if
4143 there is nothing do to, otherwise emit a blockage if
4144 !TARGET_EXPLICIT_RELOCS || crtl->profile.
4145 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
4147 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4149 * configure.ac: Drop unneeded backslash ending up in config.in.
4150 * acinclude.m4: Likewise.
4151 * config.in: Regenerate.
4153 2008-05-26 Jan Hubicka <jh@suse.cz>
4155 * predict.c (maybe_hot_frequency_p): Break out of...
4156 (maybe_hot_bb_p): ... here.
4157 (maybe_hot_edge_p): New.
4158 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
4159 * basic-block.h (maybe_hot_edge_p): Declare.
4161 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
4164 (*cmpfp_<mode>_cc): Ditto.
4165 (*fp_jcc_8<mode>_387): Ditto.
4166 (*fop_<MODEF:mode>_2_i387): Ditto.
4167 (*fop_<MODEF:mode>_3_i387): Ditto.
4168 (*fop_xf_2_i387): Ditto.
4169 (*fop_xf_3_i387): Ditto.
4171 2008-06-02 Tomas Bily <tbily@suse.cz>
4173 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
4175 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4177 * config/mips/mips.c (mips_valid_offset_p): New function.
4178 (mips_valid_lo_sum_p): Likewise.
4179 (mips_classify_address): Use them.
4180 (mips_force_address): New function.
4181 (mips_legitimize_address): Use it.
4182 * config/mips/mips.md (MOVE128): New mode iterator.
4183 (movtf): Require TARGET_64BIT. Remove empty strings.
4184 (*movtf_internal): Rename to...
4185 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
4186 of "R" and use {,fp}{load,store} attributes instead of "multi".
4187 Use a separate define_split.
4188 (*movtf_mips16): New pattern.
4190 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4192 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
4193 * config/mips/mips.c (mips_expand_before_return): New function.
4194 (mips_expand_epilogue): Call it.
4195 * config/mips/mips.md (return): Turn into a define_expand.
4196 (*return): New insn.
4198 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4200 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4201 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
4202 functions. Do not emit uses and clobbers of CONCATs; individually
4203 use and clobber their operands.
4204 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
4205 gen_clobber, emit_use and gen_use.
4206 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
4207 (expand_builtin_return): Likewise.
4208 * cfgbuild.c (count_basic_blocks): Likewise.
4209 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4210 * explow.c (emit_stack_restore): Likewise.
4211 * expmed.c (extract_bit_field_1): Likewise.
4212 * expr.c (convert_move, emit_move_complex_parts): Likewise.
4213 (emit_move_multi_word, store_constructor): Likewise.
4214 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
4215 (thread_prologue_and_epilogue_insns): Likewise.
4216 * lower-subreg.c (resolve_simple_move): Likewise.
4217 * optabs.c (widen_operand, expand_binop): Likewise.
4218 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
4219 * reload.c (find_reloads): Likewise.
4220 * reload1.c (eliminate_regs_in_insn): Likewise.
4221 * stmt.c (expand_nl_goto_receiver): Likewise.
4222 * config/alpha/alpha.md (builtin_longjmp): Likewise.
4223 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4224 * config/arm/arm.c (arm_load_pic_register): Likewise.
4225 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
4226 * config/arm/arm.md (untyped_return): Likewise.
4227 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
4228 * config/avr/avr.c (expand_prologue): Likewise.
4229 * config/bfin/bfin.c (do_unlink): Likewise.
4230 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
4231 * config/cris/cris.c (cris_expand_prologue): Likewise.
4232 * config/darwin.c (machopic_indirect_data_reference): Likewise.
4233 (machopic_legitimize_pic_address): Likewise.
4234 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
4235 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
4236 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
4237 (ix86_expand_convert_uns_didf_sse): Likewise.
4238 (ix86_expand_vector_init_general): Likewise.
4239 * config/ia64/ia64.md (eh_epilogue): Likewise.
4240 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
4241 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
4242 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
4243 (config/iq2000/iq2000.c): Likewise.
4244 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4245 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
4246 (builtin_longjmp): Likewise.
4247 * config/mn10300/mn10300.md (call, call_value): Likewise.
4248 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
4249 * config/pdp11/pdp11.md (abshi2): Likewise.
4250 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4251 * config/s390/s390.c (s390_emit_prologue): Likewise.
4252 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
4253 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
4254 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
4255 * config/sh/sh.c (prepare_move_operands): Likewise.
4256 (output_stack_adjust, sh_expand_epilogue): Likewise.
4257 (sh_set_return_address, sh_expand_t_scc): Likewise.
4258 * config/sparc/sparc.c (load_pic_register): Likewise.
4259 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
4260 * config/spu/spu.c (spu_expand_epilogue): Likewise.
4261 * config/v850/v850.c (expand_epilogue): Likewise.
4263 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4265 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4266 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4267 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4268 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4269 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4270 stack pointer register.
4271 (output_movhi): Remove code for interrupt specific writing to the
4272 stack pointer register.
4274 2008-05-31 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/34244
4277 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4278 (tree_expr_nonzero_warnv_p): Likewise.
4279 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4280 ssa_name_nonnegative_p.
4281 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4282 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4283 not tree_expr_nonzero_warnv_p.
4285 PR tree-optimization/36262
4287 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4289 PR tree-optimization/34244
4290 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4291 (record_numbers_of_iterations): New function.
4292 (execute_vrp): Cache the numbers of iterations of loops.
4293 * tree-scalar-evolution.c (scev_reset_except_niters):
4295 (scev_reset): Use scev_reset_except_niters.
4296 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
4298 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
4300 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4301 __WORKAROUND_RETS when appropriate.
4303 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
4306 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
4308 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
4309 *fop_df_comm_sse insn patterns using MODEF mode iterator.
4310 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
4311 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
4312 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
4313 *fop_df_1_mixed insn patterns using MODEF mode iterator.
4314 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
4315 *fop_df_1_sse insn patterns using MODEF mode iterator.
4316 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4317 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4318 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4319 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4320 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4321 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4322 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4323 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4324 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4325 (*fop_xf_5_i387): Ditto.
4326 (*fop_xf_6_i387): Ditto.
4328 2008-05-30 Richard Guenther <rguenther@suse.de>
4330 * builtins.c (build_string_literal): Avoid generating
4331 a non-gimple_val result.
4333 2008-05-30 DJ Delorie <dj@redhat.com>
4335 * exec-tool.in: Use an environment variable (private) instead of a
4336 file (shared) as a semaphore, so as to not break parallel builds.
4338 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4340 * optabs.c (maybe_encapsulate_block): Remove.
4341 (emit_libcall_block): Adjust accordingly.
4342 * optabs.h (maybe_encapsulate_block): Remove prototype.
4344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4345 Don't use maybe_encapsulate_block.
4347 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4349 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4350 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4351 rtx is a SYMBOL_REF before calling get_pool_constant.
4353 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4355 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4357 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4359 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4360 rather than OS names to choose INO_T_EQ definition.
4361 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4362 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4364 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4367 * config/darwin-f.c: New.
4368 * config/t-darwin: Added rule to build darwin-f.o.
4369 * config.gcc: Defined new variable, fortran_target_objs.
4370 (*-*-darwin*): Set fortran_target_objs.
4371 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4372 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4373 * configure: Regenerated.
4375 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4378 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4379 canonical type if needed.
4381 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4383 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4385 2008-05-29 Richard Guenther <rguenther@suse.de>
4387 PR tree-optimization/36343
4388 PR tree-optimization/36346
4389 PR tree-optimization/36347
4390 * tree-flow.h (clobber_what_p_points_to): Declare.
4391 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4392 pointed-to variable is dereferenced is irrelevant to whether
4393 the pointer can access the pointed-to variable.
4394 (clobber_what_p_points_to): New function.
4395 * tree-ssa-alias.c (set_initial_properties): Use it.
4396 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4397 call clobber check for NMTs.
4399 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4401 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4402 for printing gcov_type.
4404 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4406 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4407 and the eh region information.
4408 * value-prof.c (gimple_move_stmt_histograms): New function.
4409 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4411 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4413 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4415 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4417 * value-prof.c (tree_ic_transform): Print counts.
4418 * tree-profile.c (tree_gen_ic_func_profiler):
4419 Clear __gcov_indreict_call_callee variable to avoid misattribution
4422 2008-05-28 Rafael Espindola <espindola@google.com>
4424 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4427 2008-05-28 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/36339
4430 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4431 and clobbering code out of the loop.
4433 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4435 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4438 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4439 s390_contiguous_bitmask_p, s390_symref_operand_p,
4440 s390_check_symref_alignment, s390_reload_larl_operand,
4441 s390_reload_symref_address): New functions.
4442 (s390_branch_condition_mnemonic): Support compare and branch
4444 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4445 and 'W' constraints.
4446 (s390_secondary_reload): Add secondary reloads for unaligned
4447 symbol refs or symbol refs to floating point or QI/TI mode
4449 (legitimate_address_p): Accept symbol references as addresses.
4450 (s390_expand_insv): Use rotate and insert selected bits
4451 instruction for insv when building for z10.
4452 (print_operand_address): Handle symbol ref addresses.
4453 (print_operand): Output modifier 'c' added for signed byte values.
4454 (s390_encode_section_info): Mark symbol refs with
4455 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4457 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4458 (length attribute): RRF, RRR have 4 byte length.
4459 (FPALL, INTALL): New mode iterators added.
4460 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4461 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4462 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4463 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4464 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4465 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4466 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4467 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4469 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4470 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4471 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4472 reload<INTALL:mode><P:mode>_toreg_z10,
4473 reload<FPALL:mode><P:mode>_tomem_z10,
4474 reload<FPALL:mode><P:mode>_toreg_z10,
4475 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4476 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4477 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4478 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4480 (movmem, clrmem, cmpmem): New splitters added.
4482 * config/s390/predicates.md (larl_operand): Use
4483 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4484 SYMBOL_REF_ALIGN1_P.
4485 (s390_signed_integer_comparison,
4486 s390_unsigned_integer_comparison): New predicates.
4488 * config/s390/s390-protos.h (s390_check_symref_alignment,
4489 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4490 s390_reload_symref_address,
4491 s390_compare_and_branch_condition_mask): Prototypes added.
4493 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4494 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4495 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4497 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4499 * config/s390/s390.c (z10_cost): New cost function for z10.
4500 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4501 (s390_issue_rate): Adjust issue rate for z10.
4502 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4503 (processor_flags): Add PF_Z10.
4504 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4505 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4506 * gcc/config.gcc: Add z10.
4508 2008-05-28 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/36291
4511 * tree-flow. h (struct gimple_df): Remove var_anns member.
4512 * tree-flow-inline.h (gimple_var_anns): Remove.
4513 (var_ann): Simplify.
4514 * tree-dfa.c (create_var_ann): Simplify.
4515 (remove_referenced_var): Clear alias info from var_anns of globals.
4516 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4517 (delete_tree_ssa): Clear alias info from var_anns of globals.
4518 Do not free var_anns.
4519 (var_ann_eq): Remove.
4520 (var_ann_hash): Likewise.
4522 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4524 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4525 and loongson2f entries.
4526 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4527 * config/mips/mips.h (processor_type): Add Loongson-2E
4528 and Loongson-2F entries.
4529 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4530 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4531 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4532 * doc/invoke.texi (MIPS Options): Document loongson2e
4533 and loongson2f processor names.
4535 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4539 * config/i386/i386.c (ix86_function_arg_boundary): Use
4540 alignment of canonical type.
4541 (ix86_expand_vector_move): Check unaligned memory access for
4544 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4546 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4547 Moved to the front of file.
4549 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4550 H.J. Lu <hongjiu.lu@intel.com>
4552 * dwarf2out.c (current_fde): New.
4554 (lookup_cfa:): Likewise.
4555 (dwarf2out_end_epilogue): Likewise.
4556 (dwarf2out_note_section_used): Likewise.
4558 2008-05-27 Michael Matz <matz@suse.de>
4561 * c.opt (Wenum-compare): New warning option.
4562 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4564 2008-05-27 Michael Matz <matz@suse.de>
4567 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4569 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4570 into memory as tail calls.
4572 2008-05-27 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/36339
4575 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4576 pointers cause all addressable variables to be call clobbered.
4578 2008-05-27 Richard Guenther <rguenther@suse.de>
4580 PR tree-optimization/36245
4581 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4583 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4585 * config/s390/s390.md: Replace all occurences of the 'm'
4586 constraint with 'RT'.
4588 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4590 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4592 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4594 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4595 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4596 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4598 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4600 * reload.c: (find_reloads): Skip alternatives according to the
4601 "enabled" attribute. Constify the constraint variable.
4602 * recog.c (get_attr_enabled): Add default implementation.
4603 (extract_insn): Set the alternative_enabled_p array
4604 in the recog_data struct.
4605 (preprocess_constraints, constrain_operands): Skip
4606 alternatives according to the "enabled" attribute
4607 * recog.h (struct recog_data): New field alternative_enabled_p.
4608 (skip_alternative): New inline function.
4609 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4610 (record_reg_classes): Skip alternative according to the
4611 "enabled" attribute.
4613 * doc/md.texi: Add documention for the "enabled" attribute.
4615 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4617 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4618 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4619 constraint with TARGET_MEM_CONSTRAINT.
4620 * recog.c (asm_operand_ok, preprocess_constraints,
4621 constrain_operands): Likewise.
4622 * regclass.c (record_reg_classes): Likewise.
4623 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4624 * reload1.c (maybe_fix_stack_asms): Likewise.
4625 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4626 * recog.h: Adjust comment.
4627 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4628 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4629 * doc/md.texi: Add a note to description of 'm' constraint.
4630 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4632 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4634 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4635 that the bitfield is of integral type before testing its precision.
4637 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4638 Sa Liu <saliu@de.ibm.com>
4640 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4641 __modti3, __udivti3, __umodti3 and __udivmodti4.
4642 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4643 that implement TImode mul and div functions.
4644 * config/spu/multi3.c: New. Implement __multi3.
4645 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4646 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4649 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4651 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4652 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4653 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4654 tls_sysv_suffix): New mode and mode attribute iterators.
4655 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4656 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4657 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4658 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4659 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4662 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4664 PR tree-optimization/36329
4665 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4666 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4667 * cgraphbuild.c (initialize_inline_failed): Use the latter
4668 macro in lieu of the former.
4669 * ipa-inline.c (cgraph_mark_inline): Likewise.
4670 (cgraph_decide_inlining_of_small_function): Likewise.
4671 (cgraph_decide_inlining): Likewise.
4672 (cgraph_decide_inlining_incrementally): Likewise.
4674 2008-05-26 Tristan Gingold <gingold@adacore.com>
4675 Anatoly Sokolov <aesok@post.ru>
4677 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4678 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4679 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4680 optimization for 'avr6' architecture.
4682 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4685 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4687 2008-05-26 Richard Guenther <rguenther@suse.de>
4689 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4690 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4692 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4695 * caller-save.c (insert_restore): Verify alignment of spill space.
4696 (insert_save): Likewise.
4697 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4698 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4699 (STACK_SLOT_ALIGNMENT): Likewise.
4700 * function.c (LOCAL_ALIGNMENT): Removed.
4701 (get_stack_local_alignment): New.
4702 (assign_stack_local): Use it. Set alignment on stack slot.
4703 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4704 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4705 (STACK_SLOT_ALIGNMENT): New.
4706 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4707 stack slot in XFmode.
4709 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4711 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4714 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4715 argument operand in rax isn't removed.
4717 2008-05-26 Richard Guenther <rguenther@suse.de>
4720 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4721 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4723 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4726 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4728 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4730 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4731 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4733 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4735 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4736 build a trampoline if we don't want one.
4737 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4738 return zero for nested functions if we don't want a trampoline.
4740 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4742 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4744 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4747 * c.opt: Removed undocumented option '-lang-fortran'.
4748 * c-common.h: Removed global variable 'lang_fortran'.
4749 * c-opts.c (c_common_handle_option): Removed code to handle
4750 option '-lang-fortran'. Updated includes.
4751 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4752 definition of '__GFORTRAN__'.
4753 (define__GNUC__): Reimplemented to use BASEVER and
4754 cpp_define_formatted.
4755 (builtin_define_with_value_n): Removed.
4756 * c-incpath.h: Renamed to ...
4757 * incpath.h: ... this.
4758 * c-incpath.c: Renamed to ...
4759 * incpath.c: ... this. Updated includes.
4760 * fix-header.c: Updated includes.
4761 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4762 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4763 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4765 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4767 * tree.h: Update the table of flags used on tree nodes.
4768 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4769 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4770 (FORCED_LABEL): Add access check.
4771 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4772 (ASM_INPUT_P): Likewise.
4773 (ASM_VOLATILE_P): Likewise.
4774 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4775 (OMP_SECTION_LAST): Access private_flag directly.
4776 (OMP_RETURN_NOWAIT): Likewise.
4777 (OMP_PARALLEL_COMBINED): Likewise.
4778 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4779 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4780 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4781 deprecated_flag directly.
4783 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4785 * final.c (frame_pointer_needed): Removed.
4786 * flags.h (frame_pointer_needed): Likewise.
4788 * function.h (rtl_data): Add frame_pointer_needed.
4789 (frame_pointer_needed): New.
4791 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4793 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4795 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4797 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4800 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4802 * c-common.c (strip_array_types): Move function to..
4804 (get_inner_array_type): Delete.
4805 * c-common.h (strip_array_types): Move declaration to..
4807 (get_inner_array_type): Delete.
4808 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4809 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4810 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4811 * config/pa/pa.c (emit_move_sequence): Likewise.
4813 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4815 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4818 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4820 * function.c: Include target hook for nonlocal_goto frame value.
4822 2008-05-24 Richard Guenther <rguenther@suse.de>
4824 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4825 variable can be only accessed through a pointer or a union.
4827 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4829 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4830 * doc/extend.texi: Likewise.
4832 2008-05-23 DJ Delorie <dj@redhat.com>
4834 * config/m32c/jump.md (untyped_call): Add.
4836 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4838 (m32c_address_cost): Detail costs for indirect offsets.
4840 2008-05-23 Rafael Espindola <espindola@google.com>
4842 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4843 if a node is a SUBREG.
4844 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4847 2008-05-23 Paul Brook <paul@codesourcery.com>
4848 Carlos O'Donell <carlos@codesourcery.com>
4850 * doc/extend.texi: Clarify use of __attribute__((naked)).
4851 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4852 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4853 * function.c (use_register_for_decl): Use
4854 targetm.calls.allocate_stack_slots_for_args.
4855 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4856 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4857 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4859 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4861 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4863 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4865 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4866 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4867 is only rounded once.
4869 2008-05-23 Richard Guenther <rguenther@suse.de>
4871 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4873 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4874 Jakub Jelinek <jakub@redhat.com>
4877 * configure.ac: Handle --enable-cld.
4878 * configure: Regenerated.
4879 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4880 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4881 (ix86_current_function_needs_cld): New define.
4882 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4883 (cld): New isns pattern.
4884 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4885 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4886 * config/i386/i386.opt (mcld): New option.
4887 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4888 TARGET_CLD and ix86_current_function_needs_cld.
4889 (override_options): Use -mcld by default for 32-bit code if
4892 * doc/install.texi (Options specification): Document --enable-cld.
4893 * doc/invoke.texi (Machine Dependent Options)
4894 [i386 and x86-64 Options]: Add -mcld option.
4895 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4897 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4898 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4899 (return_in_memory_64): Likewise.
4900 (return_in_memory_ms_64): Likewise.
4902 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4904 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4905 * builtins.c (fold_builtin_fpclassify): New.
4906 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4907 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4908 * c-common.c (handle_type_generic_attribute): Adjust to accept
4909 fixed arguments before an elipsis.
4910 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4911 * doc/extend.texi: Document __builtin_fpclassify.
4913 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4915 * omp-low.c (gate_expand_omp_ssa): Remove.
4916 (pass_expand_omp_ssa): Remove.
4917 (gate_expand_omp): Do not check for flag_openmp_ssa.
4918 * common.opt (-fopenmp-ssa): Remove.
4919 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4921 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4923 * config/sh/sh.opt (mfixed-range): New option.
4924 * config/sh/sh-protos.h (sh_fix_range): Declare.
4925 * config/sh/sh.c (sh_fix_range): New function.
4926 * config/sh/sh.h (sh_fixed_range_str): Declare.
4927 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4929 * doc/invoke.texi (SH Options): Document -mfixed-range.
4931 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4933 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4934 it before the redeclaration.
4936 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4938 * config/avr/avr.c (get_sequence_length): Add new function.
4939 (expand_prologue, expand_epilogue): Remove duplicate code.
4941 2008-05-22 Rafael Espindola <espindola@google.com>
4943 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4946 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4948 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4949 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4951 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4952 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4953 (vect_update_misalignment_for_peel): Likewise.
4954 (vector_alignment_reachable_p): Likewise.
4955 * tree-vect-transform.c (vectorizable_load): Likewise.
4956 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4957 (get_vectype_for_scalar_type): Pass mode of scalar_type
4958 to UNITS_PER_SIMD_WORD.
4960 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4961 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4962 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4963 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4964 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4966 2008-05-22 Ira Rosen <irar@il.ibm.com>
4968 PR tree-optimization/36293
4969 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4970 if the first load must be skipped because of a gap.
4972 2008-05-22 Richard Guenther <rguenther@suse.de>
4974 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4975 more cases of offset disambiguation that is possible if
4976 strict-aliasing rules apply.
4977 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4978 for basic offset and type-based disambiguation.
4980 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4982 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4983 ix86_expand_vector_set on V16QImode for SSE4.1.
4985 2008-05-21 Tom Tromey <tromey@redhat.com>
4987 * c.opt (Wimport): Mark as undocumented.
4988 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4990 (Warning Options): Likewise.
4991 * doc/cppopts.texi: Don't mention -Wimport.
4993 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4995 PR tree-optimization/36287
4996 PR tree-optimization/36286
4997 * lambda-code.c (build_access_matrix): Do not use the loop->num
4998 for computing the number of induction variables: use the loop depth
5001 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
5004 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
5005 option -f(no-)leading-underscore.
5007 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5009 * config/i386/i386.c (ix86_expand_vector_init_general): Use
5010 GET_MODE_NUNITS (mode).
5012 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
5014 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
5015 (-mmulhw): Add 464 to description.
5016 (-mdlmzb): Likewise.
5017 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
5018 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
5020 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
5021 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
5022 * config/rs6000/rs6000.md: Update comments for 464.
5024 2008-05-21 Janis Johnson <janis187@us.ibm.com>
5026 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
5028 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/sse.md (vec_extractv4sf): Removed.
5031 (vec_extractv2df): Likewise.
5032 (vec_extractv2di): Likewise.
5033 (vec_extractv4si): Likewise.
5034 (vec_extractv8hi): Likewise.
5035 (vec_extractv16qi): Likewise.
5036 (vec_extract<mode>): New.
5038 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/sse.md (vec_setv4sf): Removed.
5041 (vec_setv2df): Likewise.
5042 (vec_setv2di): Likewise.
5043 (vec_setv4si): Likewise.
5044 (vec_setv8hi): Likewise.
5045 (vec_setv16qi): Likewise.
5046 (vec_set<mode>): New.
5048 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5050 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
5051 goto for vec_concat and vec_interleave.
5053 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5055 * config/i386/sse.md (vec_initv4sf): Removed.
5056 (vec_initv2df): Likewise.
5057 (vec_initv2di): Likewise.
5058 (vec_initv4si): Likewise.
5059 (vec_initv8hi): Likewise.
5060 (vec_initv16qi): Likewise.
5061 (vec_init<mode>): New.
5063 2008-05-21 Joseph Myers <joseph@codesourcery.com>
5065 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
5067 2008-05-21 Tom Tromey <tromey@redhat.com>
5069 * ggc-zone.c (lookup_page_table_if_allocated): New function.
5070 (zone_find_object_offset): Likewise.
5071 (gt_ggc_m_S): Likewise.
5072 (highest_bit): Likewise.
5073 * ggc-page.c (gt_ggc_m_S): New function.
5074 * stringpool.c (string_stack): Remove.
5075 (init_stringpool): Update.
5076 (ggc_alloc_string): Use ggc_alloc.
5077 (maybe_delete_ident): New function.
5078 (ggc_purge_stringpool): Likewise.
5079 (gt_ggc_m_S): Remove.
5080 * ggc-common.c (ggc_protect_identifiers): New global.
5081 (ggc_mark_roots): Call ggc_purge_stringpool. Use
5082 ggc_protect_identifiers.
5083 * ggc.h (ggc_protect_identifiers): Declare.
5084 (gt_ggc_m_S): Update.
5085 (ggc_purge_stringpool): Declare.
5086 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
5087 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
5089 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
5091 2008-05-21 David S. Miller <davem@davemloft.net>
5093 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
5096 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
5098 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
5101 2008-05-20 David Daney <ddaney@avtrex.com>
5103 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
5104 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
5105 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5106 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5107 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
5108 (atomic_hiqi_op): New define_code_iterator.
5109 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
5110 mips_expand_compare_and_swap_12.
5111 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
5112 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
5113 (sync_<optab><mode>, sync_old_<optab><mode>,
5114 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5115 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
5116 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
5117 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
5118 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
5119 (test_and_set_12): New insn.
5120 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
5121 sync_new_<optab><mode>, sync_old_nand<mode>,
5122 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
5123 clobber to operand 0 for SI and DI mode insns.
5124 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
5125 mips_gen_fn_4): New typedefs.
5126 (mips_gen_fn_ptrs): Define new union type.
5127 (mips_expand_compare_and_swap_12): Remove declaration.
5128 (mips_expand_atomic_qihi): Declare function.
5129 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
5130 (mips_expand_atomic_qihi): ... this. Use new generator function
5132 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
5133 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
5134 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
5135 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
5136 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
5137 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
5138 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
5139 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
5140 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
5141 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
5144 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
5146 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
5149 2008-05-20 Anatoly Sokolov <aesok@post.ru>
5151 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
5152 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
5153 (avr_attribute_table): Add 'OS_main' function attribute.
5154 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
5155 functions with 'OS_main' attribute.
5157 2008-05-20 Richard Guenther <rguenther@suse.de>
5159 PR tree-optimization/35204
5160 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
5161 helper, split out from ...
5162 (DFS): ... here. Make the DFS walk non-recursive.
5164 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5165 Jan Sjodin <jan.sjodin@amd.com>
5167 PR tree-optimization/36181
5168 * tree-parloops.c (loop_has_vector_phi_nodes): New.
5169 (parallelize_loops): Don't parallelize when the loop has vector
5172 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5173 Sebastian Pop <sebastian.pop@amd.com>
5175 * tree-loop-linear.c (gather_interchange_stats): Look in the access
5176 matrix, and never look at the tree representation of the memory
5178 (linear_transform_loops): Computes parameters and access matrices.
5179 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
5181 (access_matrix_get_index_for_parameter): New.
5182 * tree-data-ref.h (struct access_matrix): New.
5183 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
5184 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
5185 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
5186 am_vector_index_for_loop): New.
5187 (struct data_reference): Add field access_matrix.
5188 (DR_ACCESS_MATRIX): New.
5189 (compute_data_dependences_for_loop): Update declaration.
5190 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
5191 * lambda.h (lambda_vector_vec_p): Declared.
5192 * lambda-code.c: Depend on pointer-set.h.
5193 (lambda_collect_parameters_from_af, lambda_collect_parameters,
5194 av_for_af_base, av_for_af, build_access_matrix,
5195 lambda_compute_access_matrices): New.
5196 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
5198 2008-05-20 Joseph Myers <joseph@codesourcery.com>
5200 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
5203 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5204 Sebastian Pop <sebastian.pop@amd.com>
5206 PR tree-optimization/36206
5207 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
5209 (instantiate_scev_1): Rename flags to fold_conversions.
5210 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
5211 outeside instantiation_loop.
5212 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
5213 (evolution_function_is_affine_or_constant_p): Removed.
5214 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
5216 (analyze_siv_subscript): Pass in the loop nest number.
5217 Call evolution_function_is_affine_in_loop instead of
5218 evolution_function_is_affine_p.
5219 (analyze_overlapping_iterations): Pass in the loop nest number.
5221 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5222 Sebastian Pop <sebastian.pop@amd.com>
5224 PR tree-optimization/36206
5225 * tree-chrec.h (chrec_fold_op): New.
5226 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
5229 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
5231 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
5233 (remove_duplicates): Do not set inode on non-inode systems.
5236 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
5238 * config.gcc (tm_file): Update comments about relative pathnames.
5240 2008-05-20 Richard Guenther <rguenther@suse.de>
5242 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
5243 * tree-ssa-sccvn.c (process_scc): Likewise.
5244 * tree-ssa-sink.c (execute_sink_code): Likewise.
5245 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
5246 * tree-vrp.c (process_assert_insertions): Likewise.
5247 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5248 (perform_tree_ssa_dce): Likewise.
5249 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5250 (dump_dominator_optimization_stats): Likewise.
5251 * tree-vectorizer.c (vectorize_loops): Likewise.
5253 2008-05-20 Richard Guenther <rguenther@suse.de>
5255 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
5257 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
5259 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
5260 (ix86_i386elf_return_in_memory): Likewise.
5261 (ix86_i386interix_return_in_memory): Likewise.
5262 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5263 (SUBTARGET_RETURN_IN_MEMORY): New.
5264 * config/i386/i386elf.h: Likewise.
5265 * config/i386/ptx4-i.h: Likewise.
5266 * config/i386/sol2-10.h: Likewise.
5267 * config/i386/sysv4.h: Likewise.
5268 * config/i386/vx-common.h: Likewise.
5269 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5270 * config/i386/i386.c (ix86_return_in_memory): Made static and
5271 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5272 (ix86_i386elf_return_in_memory): Removed.
5273 (ix86_i386interix_return_in_memory): Removed.
5274 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5275 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5277 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5279 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5281 2008-05-19 Xinliang David Li <davidxl@google.com>
5283 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5285 * common.opt: Ditto.
5286 * doc/invoke.texi: Ditto.
5288 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5290 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5291 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
5293 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5295 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
5296 sizes of operand array from 8/4 to 4/2.
5297 (ix86_expand_vector_init_general): Change size of operand array
5298 from 32 to 16. Remove op0, op1 and half_mode.
5300 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5302 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
5303 (ix86_expand_vector_init_interleave): Likewise.
5304 (ix86_expand_vector_init_general): Use them. Assert
5305 word_mode == SImode when n_words == 4.
5307 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.c (ix86_secondary_reload): New static function.
5310 (TARGET_SECONDARY_RELOAD): New define.
5311 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5312 * config/i386/i386.md (reload_outqi): Remove.
5314 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5318 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5319 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5320 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5321 (fold_builtin_1): Likewise.
5322 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5323 c-common.c (check_builtin_function_arguments): Handle
5324 BUILT_IN_ISINF_SIGN.
5325 * doc/extend.texi: Document __builtin_isinf_sign.
5326 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5328 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5331 EH cleanup at the end of the pass, search for those that have been
5332 turned into forwarder blocks and do the cleanup on their successor.
5334 2008-05-18 Richard Guenther <rguenther@suse.de>
5336 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5337 pointers to sizetype and vice versa.
5339 2008-05-18 Xinliang David Li <davidxl@google.com>
5341 * gcc/tree-ssa-dce.c: Coding style fix.
5342 (check_pow): Documentation comment.
5343 (check_log): Documenation comment. Coding style fix.
5344 (is_unnecessary_except_errno_call): Ditto.
5345 (gen_conditions_for_pow): Ditto.
5346 (gen_conditions_for_log): Ditto.
5347 (gen_shrink_wrap_conditions): Ditto.
5348 (shrink_wrap_one_built_in_calls): Ditto.
5349 * gcc/doc/invoke.texi: Better documentation string.
5350 * ChangeLog: Fix wrong change log entries from
5351 May 17 checkin on function call DCE.
5353 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5355 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5357 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5359 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5360 * df-problems.c (simulation routines): Fixed block comment to
5361 properly say how to add forwards scanning functions.
5363 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5365 * tree-inline.c (setup_one_parameter): Remove dead code.
5367 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5369 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5370 a BIT_AND_EXPR only for an INTEGER_TYPE.
5372 2008-05-17 Xinliang David Li <davidxl@google.com>
5374 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5375 (check_pow, check_log, is_unnecessary_except_errno_call): New
5376 functions to check for eliminating math functions that are pure
5377 except for setting errno.
5378 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5379 general condition expressions for shrink-wrapping pow/log calls.
5380 (gen_shrink_wrap_conditions): Ditto.
5381 (shrink_wrap_one_built_in_call): Ditto.
5382 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5383 (mark_operand_necessary): If debugging, output if OP is necessary.
5384 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5386 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5388 * gcc/common.opt: New user flag -ftree-builtin-dce.
5389 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5391 2008-05-16 David S. Miller <davem@davemloft.net>
5393 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5394 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5396 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5401 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5403 * ifcvt.c (dead_or_predicable): Rename
5404 df_simulate_one_insn_backwards to df_simulate_one_insn.
5405 * recog.c (peephole2_optimize): Ditto.
5406 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5408 * df.h: Rename df_simulate_one_insn_backwards to
5409 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5410 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5411 scanning of defs and uses.
5412 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5413 (df_simulate_one_insn_forwards): Removed.
5415 2008-05-16 Doug Kwan <dougkwan@google.com>
5417 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5419 (real_from_string): Handle NaNs and Inf as approriate.
5421 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5423 * doc/gty.texi (Source Files Containing Type Information): Note
5424 that headers should appear first in the gtfiles list.
5426 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5428 * tree.def (COND_EXEC): Properly documented this code.
5430 2008-05-16 Diego Novillo <dnovillo@google.com>
5432 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5433 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5436 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5438 * tree-ssa-dse (max_stmt_uid): Removed.
5439 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5440 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5441 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5442 * function.h (cfun.last_stmt_uid): New field.
5443 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5444 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5446 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5447 (create_stmt_ann): Initialize the ann->uid field.
5448 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5450 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5452 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5454 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5455 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5456 (init_empty_tree_cfg): Call it.
5458 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5460 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5463 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5465 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5466 * tree-dump.c (dump_options): New verbose option.
5467 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5469 * tree-pass.h (TDF_VERBOSE): New dump flag.
5470 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5471 (tree-flow.h): Added include.
5472 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5474 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5476 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5478 From Jie Zhang <jie.zhang@analog.com>
5479 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5480 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5481 mcpu=bf561-none and mcpu=bf561-0.2.
5482 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5483 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5484 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5485 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5486 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5487 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5488 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5490 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5491 (cputype_selected): Remove.
5492 (bfin_handle_option): Don't use cputype_selected.
5493 (override_options): When no mcpu option, enable all workarounds.
5494 Don't use bfin_workarounds.
5495 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5497 (DEFAULT_CPU_TYPE): Don't define.
5499 2008-05-16 Richard Guenther <rguenther@suse.de>
5501 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5502 on deletion of the last stmt.
5504 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5506 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5507 V8HImode for SSE2 and V16QImode for SSE4.1.
5509 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5511 * cgraph.h (compute_inline_parameters): Made public.
5512 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5513 variable_generate_summary, function_write_summary,
5514 variable_write_summary, variable_read_summary. Added generate_summary,
5515 write_summary, read_summary.
5516 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5517 pass_ipa_inline.function_generate_summary, to
5518 compute_inline_parameters.
5519 * ipa-inline.c (compute_inline_parameters): Made public and added
5521 (compute_inline_parameters_for_current): New function.
5522 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5523 (inline_generate_summary): Removed parameter and made to loop over
5525 (pass_ipa_inline): Updated for new IPA_PASS structure.
5526 * passes.c (execute_ipa_summary_passes): Now is called once per
5527 pass rather than once per node*pass.
5529 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5531 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5532 avr_have_mul_p, avr_asm_only_p): Remove variables.
5533 (avr_override_options): Remove initialization of removed variables.
5534 (avr_file_start): Convert removed variables to fields of
5535 'struct base_arch_s *avr_current_arch'.
5536 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5537 (AVR_HAVE_MUL): (Ditto.).
5538 (AVR_HAVE_MOVW): (Ditto.).
5539 (AVR_HAVE_LPMX): (Ditto.).
5540 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5541 avr_asm_only_p): Remove declaration.
5543 2008-05-15 Diego Novillo <dnovillo@google.com>
5545 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5546 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5548 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5551 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5552 Don't call record_truncated_value from here.
5553 (record_truncated_value): Turn it into a for_each_rtx callback.
5554 (record_truncated_values): New function.
5555 (combine_instructions): Call note_uses with record_truncated_values.
5556 Change name of check_conversion to check_promoted_subreg.
5558 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5560 * doc/sourcebuild.texi: Document support for torture tests.
5562 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5564 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5565 to alternative 4 of operand 2.
5567 2008-05-15 Richard Guenther <rguenther@suse.de>
5569 * tree-pass.h (current_pass): Declare.
5570 (get_pass_for_id): Likewise.
5571 * passes.c (passes_by_id, passes_by_id_size): New globals.
5572 (set_pass_for_id): New function.
5573 (get_pass_for_id): Likewise.
5574 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5575 (execute_function_todo): Flush per function statistics.
5576 * toplev.c (compile_file): Init statistics.
5577 (general_init): Do early statistics initialization.
5578 (finalize): Finish statistics.
5579 * statistics.h (statistics_early_init): Declare.
5580 (statistics_init): Likewise.
5581 (statistics_fini): Likewise.
5582 (statistics_fini_pass): Likewise.
5583 (statistics_counter_event): Likewise.
5584 (statistics_histogram_event): Likewise.
5585 * statistics.c: New file.
5586 * Makefile.in (OBJS-common): Add statistics.o.
5587 (statistics.o): Add dependencies.
5588 * doc/invoke.texi (-fdump-statistics): Document.
5590 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5592 (execute_pre): Use statistics_counter_event.
5593 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5594 (substitute_and_fold): Increment it. Use statistics_counter_event.
5596 2008-05-15 Diego Novillo <dnovillo@google.com>
5598 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5600 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5601 * tree-ssa-alias.c (new_type_alias): Remove references to
5602 sub-variables from comment.
5603 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5605 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5607 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5608 attribute to 1 only for insertps alternative.
5610 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5612 * config/bfin/bfin.md (loadbytes): New pattern.
5613 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5614 (bfin_init_builtins): Initialize it.
5615 (bdesc_1arg): Add it.
5617 2008-05-15 Sa Liu <saliu@de.ibm.com>
5619 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5620 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5621 * testsuite/lib/target-supports.exp: Add
5622 check_effective_target_fortran_integer_16.
5624 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5626 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5627 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5628 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5629 (TARGET_RETURN_IN_MEMORY): Define.
5631 2008-05-15 Richard Guenther <rguenther@suse.de>
5634 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5635 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5636 represent unmodifiable vars.
5638 2008-05-15 Richard Guenther <rguenther@suse.de>
5640 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5641 INDIRECT_REF and TARGET_MEM_REF.
5642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5645 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5646 H.J. Lu <hongjiu.lu@intel.com>
5648 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5649 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5650 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5651 insn alternatives. Add missing alternatives.
5652 (*vec_concatv2di_rex64_sse4_1): Likewise.
5653 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5654 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5657 2008-05-15 Richard Guenther <rguenther@suse.de>
5659 PR tree-optimization/36009
5660 PR tree-optimization/36204
5661 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5662 (determine_invariantness_stmt): Record the loop a store is
5664 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5667 2008-05-15 Richard Guenther <rguenther@suse.de>
5669 PR tree-optimization/34330
5670 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5671 through the pointer will alias the SMT.
5673 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5675 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5677 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5679 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5681 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5682 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5684 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5685 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5686 (vashl_optab): New optab for vector/vector shifts.
5687 (vashr_optab): Ditto.
5688 (vlshr_optab): Ditto.
5689 (vrotl_optab): Ditto.
5690 (vrotr_optab): Ditto.
5691 (optab_subtype): New enum for optab_for_tree_code call.
5692 (optab_for_tree_code): Add enum optab_subtype argument.
5694 * optabs.c (optab_for_tree_code): Take an additional argument to
5695 distinguish between a vector shift by a scalar and vector shift by
5696 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5697 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5698 vector shift by a vector.
5699 (expand_widen_pattern_expr): Pass additional argument to
5700 optab_for_tree_code.
5702 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5703 vrotl_optab, vrotr_optab.
5705 * expr.c (expand_expr_real_1): Update calls to
5706 optab_for_tree_code to distinguish between vector shifted by a
5707 scalar and vector shifted by a vector.
5708 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5709 (supportable_narrowing_operation): Ditto.
5710 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5711 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5712 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5713 (vect_create_epilog_for_reduction): Ditto.
5714 (vectorizable_reduction): Ditto.
5715 (vectorizable_operation): Ditto.
5716 (vect_strided_store_supported): Ditto.
5717 (vect_strided_load_supported): Ditto.
5718 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5719 * expmed.c (expand_shift): Ditto.
5721 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5723 (ashr@var{m}3): Ditto.
5724 (vashl@var{m}3): Document new vector/vector shift standard name.
5725 (vashr@var{m}3): Ditto.
5726 (vlshr@var{m}3): Ditto.
5727 (vrotl@var{m}3): Ditto.
5728 (vrotr@var{m}3): Ditto.
5730 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5731 (PPERM_INVERT): Ditto.
5732 (PPERM_REVERSE): Ditto.
5733 (PPERM_REV_INV): Ditto.
5734 (PPERM_ZERO): Ditto.
5735 (PPERM_ONES): Ditto.
5736 (PPERM_SIGN): Ditto.
5737 (PPERM_INV_SIGN): Ditto.
5738 (PPERM_SRC1): Ditto.
5739 (PPERM_SRC2): Ditto.
5741 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5742 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5743 allows a memory operand to be the value being added, and split it
5744 to improve vectorization.
5745 (sse5_pmacsdqh_mem): Ditto.
5746 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5747 (sse5_mulv2div2di3_high): Ditto.
5748 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5749 (vec_pack_trunc_v4si): Ditto.
5750 (vec_pack_trunc_v2di): Ditto.
5751 (sse5_pcmov_<mode>): Remove code that tried to use use
5752 andps/andnps instead of pcmov.
5753 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5754 pmacsdqh instructions.
5755 (vec_widen_smult_lo_v4si): Ditto.
5757 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5758 (PPERM_INVERT): Ditto.
5759 (PPERM_REVERSE): Ditto.
5760 (PPERM_REV_INV): Ditto.
5761 (PPERM_ZERO): Ditto.
5762 (PPERM_ONES): Ditto.
5763 (PPERM_SIGN): Ditto.
5764 (PPERM_INV_SIGN): Ditto.
5765 (PPERM_SRC1): Ditto.
5766 (PPERM_SRC2): Ditto.
5767 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5769 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5771 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5772 says ignore whether the last reference is a memory operand.
5774 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5775 Paolo Bonzini <bonzini at gnu dot org>
5777 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5780 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5781 (vlshr<mode>3): Rename from vlshr<mode>3.
5782 (vashr<mode>3): Rename from vashr<mode>3.
5783 (mulv4sf3): Change the names of vector shift patterns.
5787 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5790 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5815 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5816 (floatunssidf2_internal): Change vector/vector shift names.
5817 (floatunsdidf2_internal): Ditto.
5824 (vashl<mode>3): Rename from ashl<mode>3.
5825 (vashr<mode>3): Rename from ashr<mode>3.
5826 (vlshr<mode>3): Rename from lshr<mode>3.
5827 (vrotl<mode>3): Rename from rotl<mode>3.
5829 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5832 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5833 multiply gives the wrong value when doing widening multiplies.
5834 (vec_widen_smult_lo_v4si): Ditto.
5836 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5838 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5839 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5840 emit_library_call_value.
5841 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5842 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5843 * calls.c (initialize_argument_information, precompute_arguments,
5844 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5845 (precompute_arguments): Removed flags parameter.
5846 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5848 2008-05-14 Richard Guenther <rguenther@suse.de>
5850 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5851 Make sure to register the store if the use is a PHI_NODE.
5853 2008-05-14 Olivier Hainque <hainque@adacore.com>
5855 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5856 memory if the component is to be referenced in BLKmode according
5857 to get_inner_reference.
5859 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5861 * calls.c (emit_library_call_value_1): Restore code clearing
5862 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5864 2008-05-14 Olivier Hainque <hainque@adacore.com>
5865 Nicolas Roche <roche@adacore.com>
5867 * configure.ac: Add support for a "gcc_subdir" variable in
5868 config-lang.in, to denote a subdirectory where the language/GCC
5869 integration files are to be found.
5870 * configure: Regenerate.
5872 2008-05-14 Ira Rosen <irar@il.ibm.com>
5874 PR tree-optimization/36098
5875 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5876 value for the first load in the group in case of a gap.
5877 (vect_build_slp_tree): Check that there are no gaps in loads.
5879 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5881 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5882 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5883 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5884 emit_insn and remove unneeded code to construct extra args.
5885 (emit_no_conflict_block): Removed.
5886 * optabls.h: (emit_no_conflict_block): Removed.
5887 * cse.c (cse_extended_basic_block): Remove search for
5888 REG_NO_CONFLICT note.
5889 * global.c: Removed incorrect comment added in revision 117.
5890 * expr.c (convert_move): Change call to emit_no_conflict_block to
5892 * recog.c: Change comments so that they do not mention
5894 * local_alloc.c (combine_regs): Removed last parameter.
5895 (no_conflict_p): Removed.
5896 (block_alloc): Removed note, no_conflict_combined_regno and set
5897 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5898 (combine_regs): Removed already_dead and code to look for
5899 REG_NO_CONFLICT notes.
5900 * lower_subreg (remove_retval_note): Removed code to look for
5901 REG_NO_CONFLICT block.
5902 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5903 (resolve_clobber): Remove code to process libcalls that have
5904 REG_NO_CONFLICT notes.
5905 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5907 * combine.c (can_combine_p, distribute_notes): Removed
5908 REG_NO_CONFLICT case.
5909 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5911 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5912 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5914 * reg-notes.def (NO_CONFLICT): Removed.
5916 2008-05-14 David S. Miller <davem@davemloft.net>
5918 * config/sparc/sparc.c (sparc_profile_hook): If
5919 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5920 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5921 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5923 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5925 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5927 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5931 and op1 expansion before vector concat to have less live pseudos.
5933 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5935 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5936 ix86_expand_vector_set if supported.
5938 2008-05-13 Diego Novillo <dnovillo@google.com>
5939 Kenneth Zadeck <zadeck@naturalbridge.com>
5941 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5943 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5944 phinodes_print_statistics, init_ssanames, fini_ssanames,
5945 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5946 release_ssa_name, release_defs, replace_ssa_name_symbol,
5947 ssanames_print_statistics): Move ...
5948 * tree-flow.h: ... here.
5949 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5950 Use FN instead of cfun.
5951 (make_ssa_name_fn): Rename from make_ssa_name.
5952 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5953 * tree-flow-inline.h (make_ssa_name): Move from
5954 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5955 * omp-low.c (expand_omp_parallel):
5956 * tree-flow-inline.h (redirect_edge_var_map_result):
5957 * tree-ssa.c (init_tree_ssa): Add argument FN.
5958 Use it instead of cfun. Update all users.
5960 2008-05-13 Tom Tromey <tromey@redhat.com>
5962 PR preprocessor/22168:
5963 * doc/cpp.texi (Top): Update menu.
5964 (Alternatives to Wrapper #ifndef): New node.
5965 (Other Directives): Document deprecation.
5966 (Obsolete Features): Remove menu.
5967 (Assertions): Merge node into Obsolete Features.
5968 (Obsolete once-only headers): Move earlier; rename to Alternatives
5970 * doc/cppopts.texi: Update.
5971 * c.opt (Wdeprecated): Enable for C and ObjC.
5972 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5973 (C++ Dialect Options): Move -Wno-deprecated from here to...
5974 (Warning Options): ... here.
5976 2008-05-13 Richard Guenther <rguenther@suse.de>
5979 * fold-const.c (fold_sign_changed_comparison): Do not allow
5980 changes in pointer-ness.
5982 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5985 * config/sh/sh.c (sh_expand_prologue): Don't clear
5986 RTX_FRAME_RELATED_P for push insns.
5988 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5990 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5992 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5994 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5995 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5996 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5998 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
6000 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
6001 (*vec_concatv4sf_sse): This.
6002 (*sse2_concatv2si): Renamed to ...
6003 (*vec_concatv2si_sse2): This.
6004 (*sse1_concatv2si): Renamed to ...
6005 (*vec_concatv2si_sse): This.
6006 (*vec_concatv2di_rex): Renamed to ...
6007 (*vec_concatv2di_rex64): This.
6008 (*vec_concatv2si_sse4_1): New.
6009 (*vec_concatv2di_rex64_sse4_1): Likewise.
6011 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
6013 PR rtl-optimization/36111
6014 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
6015 that was created for swappable operands.
6017 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
6020 * Makefile.in: Substitute GNATMAKE and GNATBIND.
6021 * configure.ac: Add call to ACX_PROG_GNAT.
6023 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
6025 * optc-gen.awk: Fix comment typo.
6027 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6029 * pretty-print.c (pp_integer_with_precision): Use
6030 HOST_LONG_LONG_FORMAT.
6032 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
6034 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
6036 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/i386.c (bdesc_ptest): Removed.
6039 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
6040 (bdesc_args): Add __builtin_ia32_ptestz128,
6041 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
6042 (ix86_init_mmx_sse_builtins): Updated.
6043 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
6044 (ix86_expand_builtin): Updated.
6046 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
6048 * tree-cfg.c (valid_fixed_convert_types_p): New function.
6049 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
6051 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
6053 * value-prof.c (interesting_stringop_to_profile): Do not
6054 return early for BUILT_IN_MEMPCPY.
6056 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
6058 * calls.c (expand_call): Don't use callgraph to increase
6059 preferred_stack_boundary.
6061 * cgraph.h (cgraph_rtl_info): Use unsigned on
6062 preferred_incoming_stack_boundary.
6064 * final.c (rest_of_clean_state): Use unsigned on
6065 preferred_stack_boundary.
6067 2008-05-09 Tom Tromey <tromey@redhat.com>
6069 PR preprocessor/22231:
6070 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
6073 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
6075 PR tree-optimization/36129
6076 * tree-ssa-ccp.c: Include value-prof.h.
6077 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
6078 built-in function was folded to a constant.
6079 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
6081 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
6082 Sebastian Pop <sebastian.pop@amd.com>
6084 * tree-scalar-evolution.c: Document instantiate_scev.
6085 (instantiate_parameters_1): Renamed instantiate_scev_1.
6086 Don't use the same loop for instantiation_loop and evolution_loop.
6087 (instantiate_scev): New.
6088 (instantiate_parameters): Moved...
6089 (resolve_mixers): Update call to instantiate_scev_1 to pass the
6090 same loop twice. Maintains the semantics for this function.
6091 * tree-scalar-evolution.h (instantiate_scev): Declare.
6092 (instantiate_parameters): ...here. Now static inline.
6093 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
6094 instead of resolve_mixers.
6096 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6098 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
6100 2008-05-09 Tomas Bily <tbily@suse.cz>
6102 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
6103 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
6104 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6105 * c-common.c (c_common_truthvalue_conversion): Likewise.
6106 * tree-object-size.c (compute_object_offset): Likewise.
6107 * tree-inline.c (estimate_num_insns_1): Likewise.
6108 * varasm.c (const_hash_1, compare_constant, copy_constant)
6109 (compute_reloc_for_constant, output_addressed_constants)
6110 (initializer_constant_valid_p): Likewise.
6111 * c-omp.c (check_omp_for_incr_expr): Likewise.
6112 * gimplify.c (gimplify_expr): Likewise.
6113 * c-typeck.c (c_finish_return): Likewise.
6114 * tree-vectorizer.c (supportable_widening_operation)
6115 (supportable_narrowing_operation): Likewise.
6116 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
6117 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
6118 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6119 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
6120 (descr_info_loc): Likewise.
6121 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6122 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
6123 (fold_unary): Likewise.
6124 * builtins.c (get_pointer_alignment): Likewise.
6125 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
6126 (instantiate_parameters_1): Likewise.
6127 * tree.c (expr_align, stabilize_reference): Likewise.
6128 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
6129 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6130 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
6131 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6132 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
6133 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
6135 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
6136 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
6137 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6138 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
6139 (forward_propagate_comparison)
6140 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6141 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
6142 * emit-rtl.c (component_ref_for_mem_expr)
6143 (set_mem_attributes_minus_bitpos): Likewise.
6144 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6145 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
6147 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
6148 (build_function_call, pointer_diff, build_compound_expr)
6149 (c_finish_return): Likewise.
6150 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
6151 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
6153 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
6154 * expr.c (is_aligning_offset): Likewise.
6155 * tree-ssa-alias.c (is_escape_site): Likewise.
6156 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
6157 (check_all_va_list_escapes): Likewise.
6158 * tree-ssa-loop-ivopts.c (determine_base_object)
6159 (determine_common_wider_type): Likewise.
6160 * dojump.c (do_jump): Likewise.
6161 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
6162 * tree-gimple.c (is_gimple_cast): Likewise.
6163 * fold-const.c (decode_field_reference, )
6164 (fold_sign_changed_comparison, fold_unary, fold_comparison)
6165 (fold_binary): Likewise.
6166 * tree-ssa-alias-warnings.c (find_alias_site_helper)
6167 (already_warned_in_frontend_p): Likewise.
6168 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
6169 * tree.c (really_constant_p, get_unwidened): Likewise.
6170 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6171 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6172 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
6174 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
6176 (CONVERT_EXPR_P): Define.
6177 (CASE_CONVERT): Define.
6179 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6182 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
6183 (delete_unmarked_insns): When deleting a call, call
6184 delete_unreachable_blocks.
6185 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6186 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
6188 2008-05-08 Richard Guenther <rguenther@suse.de>
6190 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
6191 (-ftree-salias): Likewise.
6192 (salias-max-implicit-fields): Remove param documentation.
6193 (salias-max-array-elements): Likewise.
6194 * tree-pass.h (pass_create_structure_vars): Remove.
6195 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6196 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6197 * tree-ssa-alias.c (create_structure_vars): Remove.
6198 (gate_structure_vars): Likewise.
6199 (pass_create_structure_vars): Likewise.
6200 (gate_build_alias): Likewise.
6201 (pass_build_alias): Adjust to run always and dump the function.
6202 * common.opt (ftree-salias): Hide.
6203 * passes.c (init_optimization_passes): Remove
6204 pass_create_structure_vars, adjust comment.
6205 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6206 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6207 * opts.c (decode_options): Do not set flag_tree_salias.
6208 (common_handle_option): Add OPT_ftree_salias to the backward
6209 compatibility section.
6211 2008-05-08 Richard Guenther <rguenther@suse.de>
6213 * tree-flow-inline.h (var_can_have_subvars): Move ...
6214 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
6215 * tree-flow.h (var_can_have_subvars): Remove.
6216 (push_fields_onto_fieldstack): Remove.
6217 (sort_fieldstack): Likewise.
6218 (struct fieldoff): Move ...
6219 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
6220 alias_set and base_for_components fields.
6221 (sort_fieldstack): Make static.
6222 (push_fields_onto_fieldstack): Likewise. Remove code that
6223 handles anything but RECORD_TYPEs. Remove alias_set and
6224 base_for_components handling.
6225 (create_variable_info_for): Adjust.
6227 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
6229 * common.opt (Wframe-larger-than=): Shorten the help message
6231 * doc/invoke.texi (Wframe-larger-than=): Add more description.
6233 2008-05-08 Rafael Espindola <espindola@google.com>
6235 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
6237 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6238 trap and that both operands are gimple values.
6239 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
6240 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
6243 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6245 * read-rtl.c (join_c_conditions): Return the first string if the
6246 two strings are equal.
6248 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6250 * gensupport.h (pred_data): Add a "num_codes" field.
6251 (add_predicate_code): Declare.
6252 * gensupport.c (add_predicate_code): New function.
6253 (std_pred_table): Add an "allows_const_p" field.
6254 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
6255 Remove the (incomplete) list of such codes from the codes field.
6256 (init_predicate_table): Use add_predicate_code. Add all
6257 RTX_CONST_OBJs if allows_const_p is true.
6258 * genrecog.c (process_define_predicate): Use add_predicate_code.
6260 2008-05-08 David Daney <ddaney@avtrex.com>
6261 Richard Sandiford <rsandifo@nildram.co.uk>
6263 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6264 special case of constant zero operands.
6265 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6266 old and new values. Special case constant zero values.
6267 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6269 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6270 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6272 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6275 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6276 similar RTX_CONST_OBJ before CONST_INT.
6278 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6280 * stmt.c (expand_stack_restore): Change sa mode if needed.
6282 2008-05-08 Richard Guenther <rguenther@suse.de>
6284 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6285 return type to bool.
6286 (ix86_sol10_return_in_memory): Likewise.
6287 (ix86_i386elf_return_in_memory): Likewise.
6288 (ix86_i386interix_return_in_memory): Likewise.
6289 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6290 (ix86_sol10_return_in_memory): Likewise.
6291 (ix86_i386elf_return_in_memory): Likewise.
6292 (ix86_i386interix_return_in_memory): Likewise.
6294 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6297 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
6299 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
6300 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
6303 2008-05-08 Richard Guenther <rguenther@suse.de>
6305 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
6306 * tree-data-ref.h (struct dr_alias): Remove subvars field.
6307 (DR_SUBVARS): Remove.
6308 * tree-dfa.c (dump_subvars_for): Remove.
6309 (debug_subvars_for): Likewise.
6310 (dump_variable): Do not dump subvars.
6311 (remove_referenced_var): Do not remove subvars.
6312 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
6313 (lookup_subvars_for_var): Remove.
6314 (get_subvars_for_var): Likewise.
6315 (get_subvars_at): Likewise.
6316 (get_first_overlapping_subvar): Likewise.
6317 (overlap_subvar): Likewise.
6318 * tree-flow.h (subvar_t): Remove.
6319 (struct var_ann_d): Remove subvars field.
6320 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6321 argument. Remove special handling of SFTs.
6322 (compute_tag_properties): Likewise.
6323 (set_initial_properties): Likewise.
6324 (compute_call_clobbered): Likewise.
6325 (count_mem_refs): Likewise.
6326 (compute_memory_partitions): Likewise.
6327 (compute_flow_insensitive_aliasing): Likewise.
6328 (setup_pointers_and_addressables): Likewise.
6329 (new_type_alias): Likewise.
6330 (struct used_part): Remove.
6331 (used_portions): Likewise.
6332 (struct used_part_map): Likewise.
6333 (used_part_map_eq): Likewise.
6334 (used_part_map_hash): Likewise.
6335 (free_used_part_map): Likewise.
6336 (up_lookup): Likewise.
6337 (up_insert): Likewise.
6338 (get_or_create_used_part_for): Likewise.
6339 (create_sft): Likewise.
6340 (create_overlap_variables_for): Likewise.
6341 (find_used_portions): Likewise.
6342 (create_structure_vars): Likewise.
6343 * tree.def (STRUCT_FIELD_TAG): Remove.
6344 * tree.h (MTAG_P): Adjust.
6345 (struct tree_memory_tag): Remove base_for_components and
6346 unpartitionable flags.
6347 (struct tree_struct_field_tag): Remove.
6348 (SFT_PARENT_VAR): Likewise.
6349 (SFT_OFFSET): Likewise.
6350 (SFT_SIZE): Likewise.
6351 (SFT_NONADDRESSABLE_P): Likewise.
6352 (SFT_ALIAS_SET): Likewise.
6353 (SFT_UNPARTITIONABLE_P): Likewise.
6354 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6355 (union tree_node): Remove sft field.
6356 * alias.c (get_alias_set): Remove special handling of SFTs.
6357 * print-tree.c (print_node): Remove handling of SFTs.
6358 * tree-dump.c (dequeue_and_dump): Likewise.
6359 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6360 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6361 * tree-predcom.c (set_alias_info): Do not set subvars.
6362 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6363 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6364 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6365 (add_vars_for_offset): Remove.
6366 (add_virtual_operand): Remove special handling of SFTs.
6367 (add_call_clobber_ops): Likewise.
6368 (add_call_read_ops): Likewise.
6369 (get_asm_expr_operands): Likewise.
6370 (get_modify_stmt_operands): Likewise.
6371 (get_expr_operands): Likewise.
6372 (add_to_addressable_set): Likewise.
6373 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6374 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6375 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6376 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6377 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6378 (tree_node_structure): Likewise.
6379 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6381 (find_what_p_points_to): Likewise.
6383 2008-05-08 Sa Liu <saliu@de.ibm.com>
6385 * config/spu/spu.md: Fixed subti3 pattern.
6387 2008-05-08 Richard Guenther <rguenther@suse.de>
6390 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6391 sure to create a representative for trailing arrays for PTA.
6393 2008-05-08 Richard Guenther <rguenther@suse.de>
6396 * fold-const.c (operand_equal_p): Two objects which types
6397 differ in pointerness are not equal.
6399 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6401 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6402 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6403 (emit_library_call_value_1): Add new variable fndecl initialized by
6404 NULL_TREE. It should be the decl type of orgfun, but this information
6405 seems not to be available here, so it uses the default calling abi.
6406 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6407 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6408 by TARGET_RETURN_IN_MEMORY.
6409 * config/i386/i386-interix.h: Likewise.
6410 * config/i386/i386.h: Likewise.
6411 * config/i386/i386elf.h: Likewise.
6412 * config/i386/ptx4-i.h: Likewise.
6413 * config/i386/sol2-10.h: Likewise.
6414 * config/i386/sysv4.h: Likewise.
6415 * config/i386/vx-common.h: Likewise.
6416 * config/cris/cris.h: Removed #if 0 clause.
6417 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6418 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6420 (ix86_sol10_return_in_memory): Likewise.
6421 (ix86_i386elf_return_in_memory): New.
6422 (ix86_i386interix_return_in_memory): New.
6423 * config/mt/mt-protos.h (mt_return_in_memory): New.
6424 * config/mt/mt.c: Likewise.
6425 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6426 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6427 * config/bfin/bfin.h: Likewise.
6428 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6430 * config/bfin/bfin.c: Likewise.
6431 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6432 * config/alpha/unicosmk.h: Likewise.
6433 * config/i386/cygming.h: Likewise.
6434 * config/iq2000/iq2000.h: Likewise.
6435 * config/mips/mips.h: Likewise.
6436 * config/mn10300/mn10300.h: Likewise.
6437 * config/rs6000/rs6000.h: Likewise.
6438 * config/score/score.h: Likewise.
6439 * config/spu/spu.h: Likewise.
6440 * config/v850/v850.h: Likewise.
6441 * defaults.h: Likewise.
6442 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6443 * expr.c (emit_block_move): Adjust use of
6444 OUTGOING_REG_PARM_STACK_SPACE.
6445 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6446 OUTGOING_REG_PARM_STACK_SPACE.
6447 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6449 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6451 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6452 on OMP_RETURN for OMP_FOR.
6455 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6456 (fortran_common): New function.
6457 (gen_variable_die): Call fortran_common instead of common_check,
6458 adjust for it returning tree instead of rtx. Formatting.
6460 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6464 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6465 * c-decl.c (merge_decls): Ditto.
6466 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6467 to RTL_CONST_OR_PURE_CALL_P.
6468 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6469 Initialized DECL_LOOPING_CONST_PURE.
6470 (process_call_operands): Set tree_side_effects properly.
6471 * tree.h (TREE_READONLY_DECL_P): Removed.
6472 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6473 (DECL_LOOPING_OR_CONST_P): New macro.
6474 (struct tree_function_decl): Added looping_const_or_pure_p.
6476 (ECF_LOOPING_OR_CONST_P): New macro.
6477 * rtlanal.c (pure_const_p): Removed.
6478 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6479 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6480 to RTL_CONST_CALL_P.
6481 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6482 (check_decl, check_tree, check_call, scan_function): Initialize
6484 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6485 (static_execute): Set looping true for recursive functions.
6486 Undo setting state to IPA_NEITHER for recursive functions.
6488 * ifcvt.c (noce_can_store_speculate_p): Changed
6489 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6490 RTL_CONST_OR_PURE_CALL_P.
6491 * dse.c (scan_insn): Ditto.
6492 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6493 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6494 RTL_CONST_OR_PURE_CALL_P.
6495 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6496 pure_call_p to RTL_CONST_CALL_P.
6497 * gimplify.c (gimplify_call_expr): Clear side effects for
6498 non-looping pure and constant calls.
6499 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6500 (flags_from_decl_or_type): Set ecf flags from decl flags.
6501 (initialize_argument_information): Turn off
6502 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6503 Change const to pure if callee_copies is true rather than just
6505 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6506 way of marking pure calls.
6507 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6508 Remove hack that was supposed to fix pr7335 and remove old
6509 way of marking pure calls.
6510 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6511 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6512 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6513 RTL_CONST_OR_PURE_CALL_P.
6514 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6515 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6516 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6517 * sched-deps.c (schedule_analyze): Ditto.
6518 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6519 return_val field of calls to represent pure and const function info.
6520 (CONST_OR_PURE_CALL_P): Deleted macro.
6521 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6522 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6523 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6525 * tree-optimize.c (execute_fixup_cfg): Added test for
6526 ECF_LOOPING_CONST_OR_PURE.
6527 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6529 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6530 effects for looping pure or const calls.
6531 (verify_gimple_expr): Added verification code.
6532 * config/alpha/alpha.c (alpha_legitimize_address,
6533 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6535 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6536 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6537 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6538 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6539 RTL_CONST_OR_PURE_CALL_P.
6540 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6541 and const calls to be deleted.
6543 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6547 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6548 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6549 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6550 to handle nonimmediate operands.
6551 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6552 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6553 to handle nonimmediate operands.
6554 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6555 (mmx_pmulhrwv4hi3): New expander. Use
6556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6557 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6558 (sse2_umulv1siv1di3): New expander. Use
6559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6560 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6561 (mmx_eq<mode>3): New expander. Use
6562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6563 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6564 (mmx_uavgv8qi3): New expander. Use
6565 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6566 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6567 (mmx_uavgv4hi3): New expander. Use
6568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6570 * config/i386/sse.md
6571 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6572 to handle nonimmediate operands.
6573 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6574 to handle nonimmediate operands.
6575 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6576 to handle nonimmediate operands.
6577 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6578 to handle nonimmediate operands.
6579 (sse2_unpckhpd_exp): New expander. Use
6580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6581 (sse2_unpcklpd_exp): New expander. Use
6582 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6583 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6584 to handle nonimmediate operands.
6585 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6586 to handle nonimmediate operands.
6587 (*sse2_<plusminus_insn><mode>3): Rename from
6588 sse2_<plusminus_insn><mode>3 insn pattern.
6589 (sse2_<plusminus_insn><mode>3): New expander. Use
6590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6591 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6592 (sse2_umulv2siv2di3): New expander. Use
6593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6594 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6595 (sse4_1_mulv2siv2di3): New expander. Use
6596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6597 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6598 (sse2_pmaddwd): New expander. Use
6599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6600 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6601 (sse2_eq<mode>3): New expander. Use
6602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6603 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6604 (sse4_1_eqv2di3): New expander. Use
6605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6606 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6607 (sse2_uavgv16qi3): New expander. Use
6608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6609 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6610 (sse2_uavgv16qi3): New expander. Use
6611 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6612 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6613 (sse2_uavgv8hi3): New expander. Use
6614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6615 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6616 (ssse3_pmulhrswv8hi3): New expander. Use
6617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6618 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6619 (ssse3_pmulhrswv4hi3): New expander. Use
6620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6622 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6623 (<sse>_vmmul<mode>3): Ditto.
6624 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6626 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6627 (ssse3_pmaddubsw): Ditto.
6629 * config/i386/i386.c (struct_builtin_description)
6630 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6631 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6632 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6633 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6634 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6635 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6636 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6637 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6638 (ix86_fixup_binary_operands): Assert that src1
6639 and src2 must have the same mode when swapped.
6640 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6641 and ix86_binary_operator_ok. Do not force operands in registers
6644 2008-05-07 Jan Hubicka <jh@suse.cz>
6646 * cgraph.c (dump_cgraph_node): Update.
6647 * cgraph.h (cgraph_local_info): Break out inline summary.
6648 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6650 * ipa-inline (inline_summary): New accestor function.
6651 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6652 cgraph_decide_inlining, compute_inline_parameters): Update.
6653 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6655 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6657 Cleanup ColdFire scheduling support and add V4 pipeline model.
6659 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6660 (define_attr cpu): Add cfv4 value.
6661 (define_attr type, define_attr type1): Merge into a single 'type'
6662 attribute. Update all uses.
6663 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6664 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6666 (define_attr opx_mem, define_attr opy_mem): Remove.
6667 (define_attr op_mem): Clean up, update comment.
6668 (define_attr size): Use specific values instead of general int.
6669 (define_attr guess, define_attr split): Remove. Update all uses.
6670 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6671 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6672 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6673 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6674 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6675 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6676 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6677 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6678 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6679 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6680 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6681 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6682 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6683 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6684 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6685 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6686 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6687 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6688 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6689 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6690 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6691 Update or set attributes.
6692 (stack_tie): New fake instruction.
6694 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6695 (m68k_sched_attr_size): Update declaration.
6696 (m68k_sched_attr_type2): Remove.
6697 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6698 Declare new bypass predicates.
6700 * config/m68k/m68k.c (m68k_sched_issue_rate,
6701 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6703 (TARGET_SCHED_ISSUE_RATE,
6704 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6705 (override_options): Handle scheduling for ColdFire V4 core.
6706 (m68k_expand_prologue): Emit stack_tie.
6707 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6708 'OP_TYPE_FPN'. Update all uses.
6709 (sched_guess_p): Remove.
6710 (sched_address_type): Handle symbolic addresses.
6711 (sched_get_operand): New static function.
6712 (sched_operand_type): Merge into sched_attr_op_type.
6713 (sched_attr_op_type): Handle FP registers, handle quick constants,
6715 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6716 (m68k_sched_attr_size): Update. Move logic to ...
6717 (sched_get_attr_size_int): New static function.
6718 (sched_get_opxy_mem_type): New static function.
6719 (m68k_sched_attr_op_mem): Update.
6720 (m68k_sched_attr_type2): Remove.
6721 (sched_cfv4_bypass_data): New static variable.
6722 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6723 (m68k_sched_issue_rate): Implement scheduler hook.
6724 (struct _sched_ib: enabled_p): New field.
6725 (m68k_sched_variable_issue): Update. Handle V4.
6726 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6727 sched_dump_class_func_t, sched_dump_split_class,
6728 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6729 sched_dump_dfa_class, m68k_sched_dump): Remove.
6730 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6732 (m68k_sched_init_global): Remove statisctics dumping, introduce
6733 sanity check that all instructions have pipeline reservations. Handle
6735 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6736 Handle ColdFire V4 core.
6737 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6738 New static functions.
6739 (m68k_sched_address_bypass_p): New bypass predicate.
6740 (sched_get_indexed_address_scale): New static function.
6741 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6743 * cf.md: Update comments.
6744 (define_attr type2): Remove. Use 'type' attribute instead.
6746 (cf_ib): Rename to cfv123_ib. Update all uses.
6747 (cf_oep): Rename to cfv123_oep. Update all uses.
6748 (cf_chr): Rename to cfv123_chr. Update all uses.
6749 (cf_mem): Rename to cfv123_mem. Update all uses.
6750 (cf_mac): Move to more appropriate place.
6751 (cfv123_guess): New automaton and cpu_unit.
6752 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6753 Update uses of 'size' attribute. Handle before reload scheduling.
6754 (cfv123_guess): New dummy reservation for unhandled instructions.
6755 (cfv4_*): Pipeline description of ColdFire V4 core.
6756 (ignore): New reservation to handle 'ignore' type.
6758 2008-05-07 Ian Lance Taylor <iant@google.com>
6761 * gimplify.c (find_single_pointer_decl_1): Don't look through
6763 (find_single_pointer_decl): Adjust comments.
6765 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6768 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6769 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6772 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6773 integral type rather than floating point, then VIEW_CONVERT_EXPR
6774 to the floating point type.
6776 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6778 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6779 TFmode op0 to register.
6781 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6783 * c-decl.c (grokdeclarator): Comment typo.
6785 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6787 * tree-flow.h: Remove prototype for computed_goto_p.
6788 * tree-cfg.c (computed_goto_p): Make static.
6790 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6793 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6794 (contains_aligned_value_p): This. Handle _Decimal128.
6795 (ix86_function_arg_boundary): Only align _Decimal128 to its
6796 natural boundary and handle it properly.
6798 2008-05-06 Martin Jambor <mjambor@suse.cz>
6800 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6801 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6802 (ipcp_method_set_orig_node): Removed.
6803 (ipcp_cval_get_cvalue_type): Removed.
6804 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6805 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6806 (ipcp_cval_set_cvalue_type): Removed.
6807 (ipcp_cval_get_cvalue): Removed.
6808 (ipcp_cval_set_cvalue): Removed.
6809 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6810 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6811 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6812 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6813 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6814 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6815 (ipcp_get_ith_lattice): Changed parameters.
6816 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6817 (ipcp_lattice_from_jfunc): Changed parameters.
6818 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6819 (ipcp_method_cval_print): Added temporary variable info.
6820 (ipcp_redirect): Removed already unused local variable caller.
6821 (ipcp_redirect): New temporary variable orig_callee_info
6822 (ipcp_redirect): Removed newly unused local variable callee.
6823 (ipcp_redirect): Removed (a bit confusing) local variable type.
6824 (ipcp_insert_stage): Added local variable info.
6825 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6827 (ipcp_formal_create): Removed.
6828 (ipcp_method_cval_set): Removed.
6829 (ipcp_propagate_stage): Renamed lattice variables.
6830 (ipcp_method_cval_set_cvalue_type): Removed.
6831 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6832 (ipcp_print_all_lattices): Changed printed strings to refer to
6833 lattices rather than cvals.
6834 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6835 (ipcp_propagate_const): Changed formal parameters.
6836 (build_const_val): Changed formal parameters.
6837 (ipcp_insert_stage): Removed useless variable cvalue
6838 (build_const_val): Changed formal parameters.
6839 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6840 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6841 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6842 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6843 (ipcp_print_func_profile_counts): Changed string from "method" to
6845 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6846 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6847 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6848 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6849 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6850 (ipcp_lat_is_const): Changed parameters and made inline.
6851 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6852 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6853 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6854 the predicate condition directly
6855 (ipcp_propagate_stage): Added local variable args. Removed local
6856 variable callee. (Both are mere code simplifications.)
6857 (ipcp_method_dont_insert_const): Renamed to
6858 ipcp_node_not_modifiable_p.
6859 (ipcp_node_not_modifiable_p): Made inline.
6860 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6861 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6862 (ipcp_print_all_lattices): Removed variable cvalue
6863 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6866 2008-05-06 Olivier Hainque <hainque@adacore.com>
6868 * tree-sra.c (try_instantiate_multiple_fields): Early return
6869 if field has POINTER_TYPE.
6871 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6873 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6874 by using 'q' specifier for instruction.
6875 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6877 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6879 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6880 Change mode of zero_extract from QImode to HImode.
6881 (sign bit tests peepholes): (Ditto.).
6883 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/mmx.md: Remove double backslashes from asm templates.
6886 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6887 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6888 to handle nonimmediate operands.
6889 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6890 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6891 to handle nonimmediate operands.
6892 (*mmx_<code>v2sf3_finite): New insn pattern.
6893 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6894 (mmx_<code>v2sf3): New expander. Use
6895 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6896 (mmx_<plusminus_insn><mode>3): New expander. Use
6897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6898 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6899 (mmx_add<mode>3): Removed.
6900 (mmx_ssadd<mode>3): Ditto.
6901 (mmx_usadd<mode>3): Ditto.
6902 (mmx_sub<mode>3): Ditto.
6903 (mmx_sssub<mode>3): Ditto.
6904 (mmx_ussub<mode>3): Ditto.
6905 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6906 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6907 to handle nonimmediate operands.
6908 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6910 (mmx_smulv4hi3_highpart): New expander. Use
6911 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6912 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6914 (mmx_umulv4hi3_highpart): New expander. Use
6915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6916 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6917 (mmx_<code>v4hi3): New expander. Use
6918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6919 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6920 (mmx_<code>v8qi3): New expander. Use
6921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6922 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6923 (mmx_<code><mode>3): New expander. Use
6924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6926 2008-05-05 Jan Hubicka <jh@suse.cz>
6928 PR tree-optimization/36118
6929 * passes.c (pass_init_dump_file): Fix dump header.
6931 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6935 VCE for function decls.
6937 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6939 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6941 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6943 * config/i386/i386.md (sat_plusminus): New.
6944 (plusminus_insn): Likewise.
6945 (plusminus_mnemonic): Likewise.
6947 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6948 (*<addsub><mode>3_cc_overflow): Renamed to ...
6949 (*<plusminus_insn><mode>3_cc_overflow): This.
6950 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6951 (*<plusminus_insn>si3_zext_cc_overflow): This.
6953 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6954 (<plusminus_insn><mode>3): This.
6955 (*<addsub><mode>3): Renamed to ...
6956 (*<plusminus_insn><mode>3): This.
6957 (<sse>_vm<addsub><mode>3): Renamed to ...
6958 (<sse>_vm<plusminus_insn><mode>3): This.
6959 (sse3_h<addsub>v4sf3): Renamed to ...
6960 (sse3_h<plusminus_insn>v4sf3): This.
6961 (sse3_h<addsub>v2df3): Renamed to ...
6962 (sse3_h<plusminus_insn>v2df3): This.
6963 (<plusminus_insn><mode>3): New.
6964 (*<plusminus_insn><mode>3): Likewise.
6965 (sse2_<plusminus_insn><mode>3): Likewise.
6966 (add<mode>): Removed.
6967 (*add<mode>3): Likewise.
6968 (sse2_ssadd<mode>3): Likewise.
6969 (sse2_usadd<mode>3): Likewise.
6970 (sub<mode>3): Likewise.
6971 (*sub<mode>3): Likewise.
6972 (sse2_sssub<mode>3): Likewise.
6973 (sse2_ussub<mode>3): Likewise.
6975 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6977 * gthr-single.h: Add in required interface elements as per gthr.h.
6978 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6979 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6980 Generalize UNUSED macro.
6981 (__gthread_once): Add.
6982 (__gthread_key_create): Add.
6983 (__gthread_key_delete): Add.
6984 (__gthread_getspecific): Add.
6985 (__gthread_setspecific): Add.
6987 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6990 the same size types for the indirect reference on the rhs, then
6993 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/i386.md
6996 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6997 one insn template instead of template series.
6998 (*xordi_1_rex64): Ditto.
6999 (*xordi_2_rex64): Ditto.
7001 2008-05-05 Ira Rosen <irar@il.ibm.com>
7003 PR tree-optimization/36119
7004 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
7007 2008-06-04 Jan Hubicka <jh@suse.cz>
7009 tree-optimization/36100
7010 * tree-pass.h (pass_O0_always_inline): Declare.
7011 * ipa-inline.c (inline_transform): Remove dead code.
7012 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7013 pass_O0_always_inline): New.
7014 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
7016 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
7018 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
7019 mnemonic in this_param move for TARGET_64BIT.
7021 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
7023 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
7024 (*strmovsi_rex_1): Ditto.
7025 (*strsetsi_1): Ditto.
7026 (*strsetsi_rex_1): Ditto.
7028 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
7029 adddicc expanders using SWI mode iterator.
7031 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
7034 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
7037 2008-05-04 David S. Miller <davem@davemloft.net>
7039 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
7040 (sparc*-*-linux*): Use linux.h in tm_file.
7041 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
7042 compiler defaulting to 32-bit.
7043 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
7045 * config/sparc/linux.h: Remove definitions now obtained
7046 properly from linux.h
7047 * config/sparc/linux64.h: Likewise.
7048 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
7049 don't want this setting for 32-bit builds in a biarch compiler.
7050 * doc/install.texi: Add sparc-linux to list of targets
7051 supporting --enable-targets=all.
7053 2008-05-03 Andrew Pinski <pinskia@gmail.com>
7055 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
7057 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
7059 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
7060 after V4SI_FTYPE_V8HI.
7061 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
7062 case V4SI_FTYPE_V2DF.
7064 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
7066 * doc/invoke.texi (max-flow-memory-locations): Removed.
7067 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
7069 2008-05-03 Richard Guenther <rguenther@suse.de>
7072 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
7074 2008-05-02 David S. Miller <davem@davemloft.net>
7076 * config.gcc (need_64bit_hwint): Document libcpp dependency.
7078 2008-05-02 Simon Baldwin <simonb@google.com>
7081 * c-common.h (warn_array_subscript_range): Removed.
7082 * c-common.c (warn_array_subscript_range): Ditto.
7083 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
7084 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
7086 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7088 * config/i386/i386.c (ix86_special_builtin_type): New.
7089 (bdesc_special_args): Likewise.
7090 (ix86_expand_special_args_builtin): Likewise.
7091 (ix86_init_mmx_sse_builtins): Updated.
7092 (ix86_expand_builtin): Updated.
7093 (ix86_expand_store_builtin): Removed.
7094 (ix86_expand_unop_builtin): Likewise.
7096 * config/i386/mm3dnow.h (__v2sf): Moved to ...
7097 * config/i386/mmintrin.h (__v2sf): Here.
7099 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
7101 (_mm_loadl_pi): Likewise.
7102 (_mm_storeh_pi): Replace __v2si with __v2sf.
7103 (_mm_storel_pi): Likewise.
7105 * doc/extend.texi: Correct __builtin_ia32_loadhps,
7106 __builtin_ia32_loadlps, __builtin_ia32_storehps,
7107 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
7108 __builtin_ia32_loadlpd.
7110 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7112 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
7113 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
7114 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
7115 (ix86_init_mmx_sse_builtins): Updated.
7116 (ix86_expand_args_builtin): Likewise.
7117 (ix86_expand_builtin): Likewise.
7118 (ix86_expand_unop1_builtin): Renamed to ...
7119 (ix86_expand_unop_vec_merge_builtin): This.
7121 2008-05-01 Jan Hubicka <jh@suse.cz>
7124 * ipa-inline.c (inline_generate_summary): Make static.
7125 (inline_transform): Do not call inlining at -O0; make static.
7126 * passes.c (execute_todo): Add sanity check.
7127 (execute_one_ipa_transform_pass): Execute proper flags.
7129 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
7131 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
7132 (DECL_NONADDRESSABLE_P): Likewise.
7133 * alias.c (record_component_aliases): Fix comment.
7135 2008-05-01 Simon Baldwin <simonb@google.com>
7137 * c-common.h (warn_array_subscript_range): New function.
7138 * c-common.c (warn_array_subscript_range): Ditto.
7139 * tree-vrp.c (check_array_ref): Corrected code to agree with
7140 comment, ignoring only arrays of size 0 or size 1.
7141 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
7143 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7145 * config/i386/i386.c (ix86_builtin_type): Replace
7146 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
7147 (bdesc_args): Updated.
7148 (ix86_init_mmx_sse_builtins): Likewise.
7149 (ix86_expand_args_builtin): Likewise.
7151 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
7154 * doc/extend.texi: Correct __builtin_ia32_palignr.
7156 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7159 * config/i386/i386.c (bdesc_crc32): Removed.
7160 (ix86_expand_crc32): Likewise.
7161 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
7162 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
7163 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
7164 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
7165 UINT_FTYPE_UINT_UCHAR.
7166 (bdesc_args): Updated. Add crc32 builtins.
7167 (ix86_init_mmx_sse_builtins): Updated.
7168 (ix86_expand_args_builtin): Updated to support subreg.
7170 * doc/extend.texi: Correct __builtin_ia32_crc32di.
7172 2008-05-01 Jan Hubicka <jh@suse.cz>
7174 * tree-pass.h (opt_pass): Add IPA_PASS.
7175 (varpool_node, cgraph_node): Forward declare.
7176 (ipa_opt_pass): Define.
7177 (pass_ipa_inline): Turn into ipa_opt_pass.
7178 (pass_apply_inline): Remove.
7179 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
7180 (apply_inline): Turn into ....
7181 (inline_transform): ... this one.
7182 (inline_generate_summary): New function.
7183 (pass_apply_inline): Remove.
7184 * function.h (ipa_opt_pass): Forward declare structure; typedef;
7186 (struct function): Add ipa_transforms_to_apply.
7187 * passes.c (register_one_dump_file): Work on IPA_PASS.
7188 (init_optimization_passes): Remove pass_inline_parameters and
7190 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
7191 (execute_one_pass) ... here; apply transforms when possible.
7192 (add_ipa_transform_pass, execute_ipa_summary_asses,
7193 execute_one_ipa_transform_pass): New.
7194 (execute_ipa_pass_list): Update for IPA_PASS type.
7196 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7198 * config/i386/i386.c (ix86_builtin_type): Add
7199 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
7200 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
7201 (bdesc_args): Add SSE4a builtins.
7202 (ix86_init_mmx_sse_builtins): Updated.
7203 (ix86_expand_args_builtin): Likewise.
7204 (ix86_expand_builtin): Likewise.
7206 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/i386/i386.c (ix86_builtin_type): Add
7209 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
7210 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
7211 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
7212 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
7213 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
7214 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
7215 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
7216 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
7217 and DI_FTYPE_DI_DI_INT.
7218 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
7219 (ix86_init_mmx_sse_builtins): Updated.
7220 (ix86_expand_args_builtin): Likewise.
7221 (ix86_expand_builtin): Likewise.
7222 (ix86_expand_binop_imm_builtin): Removed.
7224 * doc/extend.texi: Correct __builtin_ia32_palignr128.
7226 2008-04-30 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/32921
7229 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
7231 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
7233 * config/arm/arm.c (arm_unwind_emit): Use
7234 crtl->all_throwers_are_sibcalls instead of
7235 cfun->all_throwers_are_sibcalls.
7236 (arm_output_fn_unwind): Likewise.
7237 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
7238 instead of cfun->uses_pic_offset_table.
7239 (frv_expand_prologue): Likewise.
7240 (frv_frame_pointer_required): Likewise.
7241 (frv_expand_fdpic_call): Likewise.
7242 (frv_emit_movsi): Likewise.
7243 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
7244 cfun->returns_pcc_struct instead of
7245 current_function_returns_pcc_struct.
7246 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
7247 instead of cfun->calls_eh_return.
7248 (m32c_pushm_popm): Likewise.
7249 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
7250 "extern" declaration.
7252 2008-04-30 Richard Guenther <rguenther@suse.de>
7254 PR tree-optimization/21636
7255 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
7257 (evaluate_stmt): Print the likely value.
7258 (ccp_visit_stmt): Avoid excessive vertical spacing.
7260 2008-04-30 Rafael Espindola <espindola@google.com>
7262 * builtins.c (fold_call_expr): Return realret.
7263 * tree-ssa-threadedge.c
7264 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7265 __builtin_object_size.
7267 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7269 * gcc.c (wrapper_string): New variable.
7270 (insert_wrapper): New function.
7271 (execute): New option -wrapper.
7272 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7274 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7276 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7277 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7278 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7280 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7281 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7282 config/rs6000/e500crtres64gprctr.asm,
7283 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7284 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7285 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7286 config/rs6000/e500crtsav64gprctr.asm,
7287 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7288 config/rs6000/e500crtsavg64gprctr.asm: New files.
7289 * config/rs6000/t-ppccomm: Add build rules for new files.
7290 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7291 * config/rs6000/t-netbsd: Add build rules for new files.
7292 (LIB2FUNCS_STATIC_EXTRA): New variable.
7293 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
7294 (CRTSAVRES_DEFAULT_SPEC): Likewise.
7295 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
7297 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
7299 * config/i386/i386.c (ix86_builtin_type): Add
7300 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
7301 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
7302 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
7303 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
7304 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
7305 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
7306 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
7307 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
7308 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
7309 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
7310 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
7311 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
7312 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
7313 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
7314 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
7315 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7316 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7317 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7318 V1DI_FTYPE_V2SI_V2SI.
7319 (bdesc_2arg): Moved to ...
7321 (ix86_init_mmx_sse_builtins): Updated.
7322 (ix86_expand_args_builtin): Updated. Take a pointer
7323 to const struct builtin_description. Handle comparison
7325 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7326 (ix86_expand_builtin): Updated.
7328 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7329 (ssse3_pmaddubsw128): This.
7330 (ssse3_pmaddubswv4hi3): Renamed to ...
7331 (ssse3_pmaddubsw): This.
7333 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7334 (__builtin_ia32_packssdw128): Likewise.
7335 (__builtin_ia32_packuswb128): Likewise.
7336 (__builtin_ia32_pmaddubsw): Likewise.
7337 (__builtin_ia32_pmaddubsw128): Likewise.
7339 2008-04-30 Richard Guenther <rguenther@suse.de>
7341 PR tree-optimization/14847
7342 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7343 (recognize_bits_test): Use it.
7344 (recognize_single_bit_test): Likewise.
7346 2008-04-30 Martin Jambor <mjambor@suse.cz>
7348 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7349 instead of setting number of formal parameters to zero.
7350 (ipcp_init_stage): Do not set the number of actual parameters to zero
7352 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7353 which are called with variable number of arguments.
7354 (ipcp_insert_stage): Explicitely skipping all nodes which are
7355 called with variable number of arguments.
7356 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7357 number of parameters.
7359 * ipa-prop.h (struct ipa_node_params): Added flag
7360 called_with_var_arguments
7361 (ipa_set_param_count): Added. Changed sole setter to use it.
7362 (ipa_get_param_count): Added. All readers of param_count
7363 converted to use it instead.
7364 (ipa_set_called_with_variable_arg): Added.
7365 (ipa_is_called_with_var_arguments): Added.
7366 (ipa_get_ith_param): Added. All readers of param_decls converted
7368 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7370 (ipa_get_cs_argument_count): Added, all readers of argument_count
7372 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7375 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7376 (struct ipcp_lattice): Renamed cval_type to type
7377 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7379 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7380 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7381 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7382 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7383 (build_const_val): Changed the type of parameter cvalue to tree
7384 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7385 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7387 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7390 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7391 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7392 (ipa_add_method): Renamed to ipa_push_func_to_list
7393 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7394 (ipa_callsite_param_count): Removed.
7395 (ipa_callsite_param_count_set): Removed.
7396 (ipa_callsite_param): Removed.
7397 (ipa_callsite_callee): Removed.
7398 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7399 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7400 (ipa_method_formal_count): Removed.
7401 (ipa_method_formal_count_set): Removed.
7402 (ipa_method_get_tree): Removed.
7403 (ipa_method_tree_map_create): Removed.
7404 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7405 (ipa_create_param_decls_array): Creates the array itself
7406 (ipa_create_param_decls_array): Temporary variable info instead of
7408 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7409 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7410 (get_type): Removed.
7411 (ipa_jf_get_info_type): Removed.
7412 (ipa_node_create): Renamed to ipa_create_node_params
7413 (ipa_free): Renamed to ipa_free_all_node_params
7414 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7415 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7416 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7417 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7418 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7419 ipa_free_all_edge_args
7420 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7421 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7422 (ipa_create_methodlist_node): Removed.
7423 (ipa_methodlist_method): Removed.
7424 (ipa_methodlist_method_set): Removed.
7425 (ipa_methodlist_next_method): Removed.
7426 (ipa_methodlist_next_method_set): Removed.
7427 (ipa_method_is_modified): Removed.
7428 (ipa_method_modify_create): Removed.
7429 (ipa_method_modify_init): Temporary variable info instead of a few
7431 (ipa_detect_param_modifications): Temporary variable info instead of
7433 (ipa_compute_jump_functions): Temporary variable info instead of
7435 (ipa_method_modify_set): Removed.
7436 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7437 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7438 than craph_node as the first parameter.
7439 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7440 (ipa_method_modify_init): Removed.
7441 (ipa_compute_jump_functions): Added a temp variable instead of
7442 repeatadly dereferencing the cgraph_edge.aux pointer
7443 (ipa_callsite_param_set_type): Removed.
7444 (ipa_compute_jump_functions): i renamed to index and moved to
7446 (ipa_callsite_param_set_info_type_formal): Removed.
7447 (ipa_callsite_param_set_info_type): Removed.
7448 (ipa_callsite_param_map_create): Removed.
7449 (ipa_callsite_tree): Removed.
7450 (ipa_callsite_caller): Removed.
7451 (ipa_pop_func_from_list): return_method removed to return_func
7453 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7454 prefixed all values with IPA_. Changed all users.
7455 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7456 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7457 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7458 (union parameter_info): Renamed to jump_func_value.
7459 (union jump_func_value): Renamed value to constant
7460 (struct ipa_jump_func): Renamed info_type to value
7461 (struct ipa_node): Renamed to ipa_node_params
7462 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7463 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7464 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7465 (struct ipa_edge): Renamed to ipa_edge_args
7466 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7467 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7468 (struct ipa_methodlist): Renamed to ipa_func_list
7469 (struct ipa_func_list): method_p renamed to node, next_method
7471 (ipa_methodlist_p): Removed, switched all users to struct pointer
7472 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7474 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7476 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7477 (rs6000_emit_epilogue): Use backchain to restore only when we
7478 have a large frame. Make use of frame pointer to restore if we
7479 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7481 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7483 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7484 Add mode to zero_extract.
7485 (sign bit tests peepholes): (Ditto.).
7487 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7489 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7490 Instructions in comments with SSE3.
7491 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7492 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7493 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7494 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7495 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7496 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7497 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7498 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7499 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7500 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7501 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7502 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7503 (bdesc_sse_args): Renamed to ...
7504 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7505 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7506 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7508 (bdesc_1arg): Moved to ...
7510 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7511 Instructions in comments with SSE3.
7512 (ix86_expand_sse_operands_builtin): Renamed to ...
7513 (ix86_expand_args_builtin): This. Updated.
7514 (ix86_expand_unop1_builtin): Update comments.
7515 (ix86_expand_builtin): Updated.
7517 2008-04-29 Richard Guenther <rguenther@suse.de>
7519 PR tree-optimization/36078
7520 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7521 Update virtual SSA form after cleaning up the CFG.
7523 2008-04-29 Richard Guenther <rguenther@suse.de>
7526 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7528 2008-04-29 Richard Guenther <rguenther@suse.de>
7530 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7531 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7532 (compute_flow_insensitive_aliasing): Do not treat
7533 PTR_IS_REF_ALL pointers special.
7534 (get_smt_for): Likewise.
7535 (may_alias_p): Re-structure.
7536 (is_escape_site): A ref-all pointer conversion is not an escape site.
7537 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7538 PTR_IS_REF_ALL pointers special.
7539 * tree-ssa-structalias.h (struct alias_info): Remove
7540 ref_all_symbol_mem_tag field.
7541 (PTR_IS_REF_ALL): Remove.
7543 2008-04-29 Richard Guenther <rguenther@suse.de>
7546 * fold-const.c (extract_muldiv_1): In combining division constants
7547 make sure to never overflow.
7549 2008-04-29 Nick Clifton <nickc@redhat.com>
7551 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7553 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7556 * optc-gen.awk: Work around HP-UX/IA awk bug.
7558 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7560 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7563 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7566 * config/i386/i386.md
7567 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7568 Change operand 1 predicate to nonimmediate_operand.
7570 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7573 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7575 * gengtype.c (walk_type, write_func_for_structure): Handle
7577 * doc/gty.texi: Document chain_circular.
7579 2008-04-28 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/36066
7582 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7585 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7588 * config/i386/i386.md
7589 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7590 Use match_scratch instead of match_operand for operands 3 and 4.
7592 2008-04-27 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/18754
7595 PR tree-optimization/34223
7596 * tree-pass.h (pass_complete_unrolli): Declare.
7597 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7598 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7599 Rewrite loop into loop closed SSA form if it is not already.
7600 (tree_unroll_loops_completely): Re-structure to iterate over
7601 innermost loops with intermediate CFG cleanups.
7602 Unroll outermost loops only if requested or the code does not grow
7604 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7605 loops are available.
7606 (tree_vectorize): Instead do so here.
7607 (tree_complete_unroll): Also unroll outermost loops.
7608 (tree_complete_unroll_inner): New function.
7609 (gate_tree_complete_unroll_inner): Likewise.
7610 (pass_complete_unrolli): New pass.
7611 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7612 uses outside of the loop.
7613 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7614 form if it is available.
7615 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7616 * passes.c (init_optimization_passes): Schedule complete inner
7617 loop unrolling pass before the first CCP pass after final inlining.
7619 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7621 * targhooks.h (default_emutls_var_fields,
7622 default_emutls_var_init): Declare.
7623 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7624 * target.h (struct gcc_target): Add struct emutls member.
7625 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7626 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7627 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7628 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7629 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7630 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7631 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7632 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7633 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7634 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7635 emit debug information.
7636 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7637 * varasm.c: Include targhooks.h.
7638 (emutls_object_section, emutls_tmpl_section): New.
7639 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7640 (EMUTLS_SEPARATOR): New.
7642 (get_emutls_object_name): New.
7643 (default_emutls_var_fields): New, broken out of ...
7644 (get_emutls_object_type): ... here. Adjust to use target hooks.
7645 (get_emutls_init_templ_addr): Adjust to use target hooks.
7646 (emutls_decl): Adjust to use target hooks.
7647 (emutls_finish): Likewise.
7648 (default_emutls_var_init): New, broken out of ...
7649 (assemble_variable): ... here. Adjust to use target hooks.
7650 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7652 * c-common.c (handle_section_attribute): Prevent overriding
7653 sections for emulated tls with special sections.
7654 * config/i386/i386.c (x86_64_elf_select_section): Add
7655 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7656 (x86_64_elf_unique_section): Likewise.
7657 * config/vxworks.c: Include tree.h.
7658 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7659 (vxworks_override_options): Set TLS scheme.
7660 * doc/tm.texi (Emulated TLS): New node.
7662 2008-04-26 Simon Baldwin <simonb@google.com>
7665 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7666 with propagated string constants.
7668 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7671 constraint for operand 2 when operand 0 is memory operand.
7672 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7673 operand 0 is memory operand.
7674 (fix_trunc<mode>_i387_with_temp): Ditto.
7675 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7676 operand 2 when operand 1 is memory operand.
7677 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7678 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7679 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7680 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7681 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7682 operands 2,3 and 4 when operand 1 is memory operand.
7683 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7685 (fistdi2_floor_with_temp): Ditto.
7686 (fist<mode>2_floor_with_temp): Ditto.
7687 (fistdi2_ceil_with_temp): Ditto.
7688 (fist<mode>2_ceil_with_temp): Ditto.
7689 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7691 2008-04-26 David Daney <ddaney@avtrex.com>
7693 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7695 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7696 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7697 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7698 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7699 (compare_and_swap_12): New insn.
7700 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7701 * config/mips/mips.c (mips_force_binary): New function.
7702 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7703 (mips_expand_compare_and_swap_12): New function.
7704 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7706 2008-04-25 Jan Hubicka <jh@suse.cz>
7709 * cfgexpand.c (pass_expand): Turn into RTL pass.
7710 * passes.c (execute_one_pass): Do pass typechecking after execution.
7711 * tree-pass.h (pass_expand): Turn into RTL pass.
7713 * function.h (struct rtl_data): Move here fields
7714 accesses_prior_frames, calls_eh_return, saves_all_registers,
7715 has_nonlocal_goto, has_asm_statement, is_thunk,
7716 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7717 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7718 arg_pointer_save_area_init from struct function; turn into bool.
7719 (struct function): Move
7720 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7721 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7722 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7723 tail_call_emit, arg_pointer_save_area_init
7724 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7725 (current_function_returns_struct, current_function_returns_pcc_struct,
7726 current_function_calls_setjmp, current_function_calls_alloca,
7727 current_function_accesses_prior_frames,
7728 current_function_calls_eh_return, current_function_is_thunk,
7729 current_function_stdarg, current_function_profile,
7730 current_function_limit_stack, current_function_uses_pic_offset_table,
7731 current_function_uses_const_pool, current_function_has_nonlocal_label,
7732 current_function_saves_all_registers,
7733 current_function_has_nonlocal_goto,
7734 current_function_has_asm_statement): Remove accesor macros.
7735 * ra-conflict.c (global_conflicts): Update.
7736 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7737 (suitable_for_tail_call_opt_p): Update.
7738 * builtins.c (expand_builtin_return_addr): Update.
7739 (expand_builtin_setjmp_setup): Update.
7740 (expand_builtin_nonlocal_goto): Update.
7741 * final.c (final_start_function): Update.
7742 (profile_function): Update.
7743 (leaf_function_p): Update.
7744 (only_leaf_regs_used): Update.
7745 * df-scan.c (df_get_exit_block_use_set): Update.
7746 * dojump.c (clear_pending_stack_adjust): Update.
7747 * tree-stdarg.c (gate_optimize_stdarg): Update.
7748 * gimple-low.c (lower_function_body): Update.
7749 * global.c (compute_regsets): Update.
7750 (global_alloc): Update.
7751 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7752 * expr.c (expand_assignment): Update.
7753 * dse.c (dse_step0): Update.
7754 (dse_step1): Update.
7755 * c-decl.c (store_parm_decls): Update.
7756 * local-alloc.c (combine_regs): Update.
7757 (find_free_reg): Update.
7758 * function.c (assign_parms_augmented_arg_list): Update.
7759 (assign_parm_find_data_types): Update.
7760 (assign_parms): Update.
7761 (allocate_struct_function): Update.
7762 (expand_function_start): Update.
7763 (expand_function_end): Update.
7764 (get_arg_pointer_save_area): Update.
7765 (thread_prologue_and_epilogue_insns): Update.
7766 (rest_of_match_asm_constraints): Update.
7767 * stor-layout.c (variable_size): Update.
7768 * gcse.c (gcse_main): Update.
7769 (bypass_jumps): Update.
7770 * gimplify.c (gimplify_function_tree): Update.
7771 * calls.c (emit_call_1): Update.
7772 (expand_call): Update.
7773 * bt-load.c (compute_defs_uses_and_gen): Update.
7774 * except.c (sjlj_assign_call_site_values): Update.
7775 (sjlj_emit_function_enter): Update.
7776 (can_throw_external): Update.
7777 (set_nothrow_function_flags): Update.
7778 (expand_builtin_unwind_init): Update.
7779 (expand_eh_return): Update.
7780 (convert_to_eh_region_ranges): Update.
7781 (output_function_exception_table): Update.
7782 * emit-rtl.c (gen_tmp_stack_mem): Update.
7783 * cfgexpand.c (expand_used_vars): Update.
7784 (tree_expand_cfg): Update.
7785 * cfgcleanup.c (rest_of_handle_jump): Update.
7786 * explow.c (allocate_dynamic_stack_space): Update.
7787 * varasm.c (assemble_start_function): Update.
7788 (force_const_mem): Update.
7789 (mark_constant_pool): Update.
7790 * tree-optimize.c (tree_rest_of_compilation): Update.
7791 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7792 * tree-cfg.c (notice_special_calls): Update.
7793 (is_ctrl_altering_stmt): Update.
7794 (tree_can_make_abnormal_goto): Update.
7795 (tree_purge_dead_abnormal_call_edges): Update.
7796 * config/alpha/predicates.md: Update.
7797 * config/alpha/alpha.c (alpha_sa_mask): Update.
7798 (alpha_sa_size): Update.
7799 (alpha_does_function_need_gp): Update.
7800 (alpha_expand_prologue): Update.
7801 (alpha_start_function): Update.
7802 (alpha_output_function_end_prologue): Update.
7803 (alpha_expand_epilogue): Update.
7804 * config/frv/frv.c (frv_stack_info): Update.
7805 (frv_expand_epilogue): Update.
7806 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7807 (s390_register_info): Update.
7808 (s390_frame_info): Update.
7809 (s390_init_frame_layout): Update.
7810 (s390_can_eliminate): Update.
7811 (save_gprs): Update.
7812 * config/spu/spu.c (spu_split_immediate): Update.
7813 (need_to_save_reg): Update.
7814 (spu_expand_prologue): Update.
7815 (spu_expand_epilogue): Update.
7816 * config/sparc/sparc.md: Update.
7817 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7818 (sparc_tls_got): Update.
7819 (legitimize_pic_address): Update.
7820 (sparc_emit_call_insn): Update.
7821 (sparc_expand_prologue): Update.
7822 (output_return): Update.
7823 (print_operand): Update.
7824 (sparc_function_ok_for_sibcall): Update.
7825 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7826 * config/m32r/m32r.md: Update.
7827 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7828 (m32r_compute_frame_size): Update.
7829 (m32r_expand_prologue): Update.
7830 (m32r_expand_epilogue): Update.
7831 (m32r_legitimize_pic_address): Update.
7832 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7833 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7834 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7836 (ix86_save_reg): Update.
7837 (ix86_compute_frame_layout): Update.
7838 (ix86_expand_prologue): Update.
7839 (ix86_expand_epilogue): Update.
7840 * config/sh/sh.c (output_stack_adjust): Update.
7841 (calc_live_regs): Update.
7842 (sh5_schedule_saves): Update.
7843 (sh_expand_prologue): Update.
7844 (sh_expand_epilogue): Update.
7845 (sh_setup_incoming_varargs): Update.
7846 (sh_allocate_initial_value): Update.
7847 (sh_get_pr_initial_val): Update.
7848 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7849 * config/sh/sh.md (label:): Update.
7850 * config/avr/avr.c (out_movhi_mr_r): Update.
7851 * config/crx/crx.h (enum): Update.
7852 * config/xtensa/xtensa.h (along): Update.
7853 * config/stormy16/stormy16.c Update.
7854 (xstormy16_compute_stack_layout): Update.
7855 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7856 (fr30_expand_prologue): Update.
7857 * config/cris/cris.c (cris_conditional_register_usage): Update.
7858 (cris_reg_saved_in_regsave_area): Update.
7859 (cris_initial_frame_pointer_offset): Update.
7860 (cris_simple_epilogue): Update.
7861 (cris_expand_prologue): Update.
7862 (cris_expand_epilogue): Update.
7863 (cris_expand_pic_call_address): Update.
7864 (cris_asm_output_symbol_ref): Update.
7865 (cris_asm_output_label_ref): Update.
7866 * config/cris/cris.md Update.
7867 * config/iq2000/iq2000.c (compute_frame_size): Update.
7868 (iq2000_expand_epilogue): Update.
7869 * config/mt/mt.h (save_direction): Update.
7870 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7871 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7872 (ia64_secondary_reload_class): Update.
7873 * config/m68k/m68k.c (m68k_save_reg): Update.
7874 (m68k_expand_prologue): Update.
7875 (m68k_expand_epilogue): Update.
7876 (legitimize_pic_address): Update.
7877 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7878 (first_reg_to_save): Update.
7879 (first_altivec_reg_to_save): Update.
7880 (compute_vrsave_mask): Update.
7881 (compute_save_world_info): Update.
7882 (rs6000_stack_info): Update.
7883 (spe_func_has_64bit_regs_p): Update.
7884 (rs6000_ra_ever_killed): Update.
7885 (rs6000_emit_eh_reg_restore): Update.
7886 (rs6000_emit_allocate_stack): Update.
7887 (rs6000_emit_prologue): Update.
7888 (rs6000_emit_epilogue): Update.
7889 (rs6000_output_function_epilogue): Update.
7890 (output_profile_hook): Update.
7891 (rs6000_elf_declare_function_name): Update.
7892 * config/rs6000/rs6000.h (rs6000_args): Update.
7893 * config/rs6000/rs6000.md: Update.
7894 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7895 * config/arc/arc.c (arc_output_function_epilogue): Update.
7896 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7897 * config/darwin.c (machopic_function_base_name): Update.
7898 * config/score/score3.c (score3_compute_frame_size): Update.
7901 (score3_epilogue): Update.
7902 * config/score/score7.c (score7_compute_frame_size): Update.
7903 (score7_prologue): Update.
7904 (score7_epilogue): Update.
7905 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7906 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7907 * config/arm/arm.c (use_return_insn): Update.
7908 (require_pic_register): Update.
7909 (arm_load_pic_register): Update.
7910 (arm_compute_save_reg0_reg12_mask): Update.
7911 (arm_compute_save_reg_mask): Update.
7912 (thumb1_compute_save_reg_mask): Update.
7913 (output_return_instruction): Update.
7914 (arm_output_function_prologue): Update.
7915 (arm_output_epilogue): Update.
7916 (arm_get_frame_offsets): Update.
7917 (arm_expand_prologue): Update.
7918 (thumb_pushpop): Update.
7919 (thumb_exit): Update.
7920 (thumb1_expand_prologue): Update.
7921 (thumb1_expand_epilogue): Update.
7922 (arm_unwind_emit): Update.
7923 (arm_output_fn_unwind): Update.
7924 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7925 * config/arm/arm.md: Update.
7926 * config/pa/pa.md: Update.
7927 * config/pa/pa.c (legitimize_pic_address): Update.
7928 (compute_frame_size): Update.
7929 (hppa_expand_prologue): Update.
7930 (hppa_expand_epilogue): Update.
7931 (borx_reg_operand): Update.
7932 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7933 (HARD_REGNO_RENAME_OK): Update.
7934 * config/mips/mips.c (mips_global_pointer): Update.
7935 (mips_save_reg_p): Update.
7936 (mips_compute_frame_info): Update.
7937 (mips_frame_pointer_required): Update.
7938 (mips_expand_prologue): Update.
7939 (mips_expand_epilogue): Update.
7940 (mips_can_use_return_insn): Update.
7941 (mips_reorg_process_insns): Update.
7942 * config/v850/v850.c (compute_register_save_size): Update.
7943 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7944 * config/mmix/mmix.c (along): Update.
7945 (mmix_expand_epilogue): Update.
7946 * config/bfin/bfin.c (legitimize_pic_address): Update.
7947 (must_save_p): Update.
7948 (stack_frame_needed_p): Update.
7949 (add_to_reg): Update.
7950 (bfin_expand_prologue): Update.
7951 * stmt.c (expand_asm_operands): Update.
7952 * reload1.c (reload): Update.
7953 (init_elim_table): Update.
7955 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7957 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7959 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7961 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7962 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7963 (mov<mode>): Removed.
7964 (*movv4sf_internal): Likewise.
7965 (*movv2df_internal): Likewise.
7967 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7969 * config.gcc (crx-*-elf): Remove deprecation.
7971 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7973 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7974 __gcc_deregister_frame with atexit.
7975 (deregister_frame_dtor): Remove.
7977 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7978 Nathan Sidwell <nathan@codesourcery.com>
7980 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7982 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7983 (rs6000_isel): Likewise.
7984 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7985 (rs6000_isel): New variable.
7986 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7988 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7991 * c-common.c (handle_vector_size_attribute): Call
7992 lang_hooks.types.reconstruct_complex_type instead of
7993 reconstruct_complex_type.
7994 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7995 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7996 * langhooks.h (struct lang_hooks_for_types): Add
7997 reconstruct_complex_type hook.
7998 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7999 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
8001 2008-04-24 Richard Guenther <rguenther@suse.de>
8003 * c-common.h (check_builtin_function_arguments): Declare.
8004 * c-common.c (validate_nargs): New function.
8005 (check_builtin_function_arguments): Likewise.
8006 * c-typeck.c (build_function_call): Call
8007 check_builtin_function_arguments.
8008 * builtins.c (fold_builtin_classify): Remove error reporting code.
8009 (fold_builtin_unordered_cmp): Likewise.
8010 (fold_builtin_1): Likewise.
8011 (fold_builtin_n): Likewise.
8013 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8015 PR tree-optimization/36008
8016 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
8017 the original op1, rather than delta by step.
8019 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
8020 Sebastian Pop <sebastian.pop@amd.com>
8022 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
8023 eliminate_local_variables_stmt, eliminate_local_variables,
8024 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
8025 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
8026 of code delimited by two edges in the CFG.
8027 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
8028 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
8029 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
8030 the case of parallelisation of reductions.
8031 (expr_invariant_in_region_p): New.
8033 * tree-flow.h (gather_blocks_in_sese_region): Declared.
8034 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
8036 2008-04-24 Ira Rosen <irar@il.ibm.com>
8037 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/36034
8040 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
8041 incapable of dealing with loads with gaps.
8043 2008-04-24 Rafael Espindola <espindola@google.com>
8045 * tree-flow.h (vrp_evaluate_conditional): Change signature.
8046 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8047 vrp_evaluate_conditional.
8048 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
8049 (vrp_evaluate_conditional): Split the cond argument.
8050 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
8051 (simplify_stmt_for_jump_threading): Update call to
8052 vrp_evaluate_conditional.
8054 2008-04-24 Ira Rosen <irar@il.ibm.com>
8056 PR tree-optimization/35982
8057 * tree-vect-analyze.c (vect_check_interleaving): Check that the
8058 interleaved data-refs are of the same type.
8060 2008-04-24 Danny Smith <dannysmith@users.net>
8062 * c-format.c (check_format_info_main): Use strncmp rather than a
8063 magic prefix to handle multichar length specs.
8064 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
8065 Don't prefix "I64" and "I32" with '\0'.
8067 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8070 * config/i386/i386.c (init_cumulative_args): Don't pass anything
8071 in registers for -m32 only if stdarg_p (fntype).
8073 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
8075 PR rtl-optimization/36006
8076 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
8077 temp to op0 in order to avoid invalid rtx sharing.
8079 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8081 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
8082 check TREE_INVARIANT.
8083 * tree-gimple.c (is_gimple_address): New.
8084 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
8085 * tree-gimple.h (is_gimple_address): New.
8086 * tree.h (decl_address_invariant_p): New.
8087 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
8088 (build_string): Likewise.
8089 (decl_address_invariant_p): New, from is_gimple_invariant_address.
8090 (tree_invariant_p_1): Likewise.
8091 (save_expr): Use it.
8092 (tree_invariant_p): New.
8093 (skip_simple_arithmetic): Use it.
8094 (stabilize_reference_1): Use it.
8095 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
8097 (build1_stat): Drop code to compute TREE_INVARIANT.
8098 (build2_stat): Drop code to compute TREE_INVARIANT.
8099 (build3_stat): Drop code to compute TREE_INVARIANT.
8100 (build4_stat): Drop code to compute TREE_INVARIANT.
8101 (build5_stat): Drop code to compute TREE_INVARIANT.
8102 (build7_stat): Drop code to compute TREE_INVARIANT.
8103 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
8104 * tree.h (struct tree_base): Remove invariant_flag.
8105 (TREE_INVARIANT): Remove.
8106 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
8107 (fold_builtin_expect): Check TREE_CONSTANT.
8108 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
8109 * c-tree.h (c_expr_to_decl): Drop third parameter.
8110 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
8111 (build_c_cast): Don't set TREE_INVARIANT.
8112 (pop_init_level): Don't set TREE_INVARIANT.
8113 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
8114 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
8116 (gimplify_init_constructor): Don't set TREE_INVARIANT.
8117 (gimplify_addr_expr): Adjust comment.
8118 * tree-mudflap.c (mf_build_string):
8119 * print-tree.c (print_node): Don't print TREE_INVARIANT.
8120 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
8121 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
8122 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
8123 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
8124 * langhooks.h (struct lang_hooks): Drop third parameter from
8127 2008-04-23 Richard Guenther <rguenther@suse.de>
8129 PR tree-optimization/27799
8130 PR tree-optimization/32921
8131 PR tree-optimization/32624
8132 * tree-ssa-structalias.c (merge_smts_into): Only merge the
8133 SMTs aliases and the tag itself into the solution.
8134 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
8135 merge the points-to solution back into the SMT aliases.
8136 (may_alias_p): Use alias_set_subset_of instead of
8137 aliases_conflict_p. A pointer which points to
8138 memory with alias set zero may access any variable.
8140 2008-04-23 Richard Guenther <rguenther@suse.de>
8142 * alias.c (alias_set_subset_of): Correctly handle asking
8143 if zero is a subset of an alias set with zero child.
8144 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
8145 (compute_flow_insensitive_aliasing): Correctly walk all
8146 pointers. Do not unnecessarily union sets.
8148 2008-04-23 Richard Guenther <rguenther@suse.de>
8151 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
8153 2008-04-22 Tomas Bily <tbily@suse.cz>
8155 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
8157 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
8159 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8160 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8161 * tree-inline.c (estimate_num_insns_1): Likewise.
8162 * varasm.c (const_hash_1, compare_constant, copy_constant)
8163 (compute_reloc_for_constant, output_addressed_constants): Likewise.
8164 * emit-rtl.c (component_ref_for_mem_expr)
8165 (set_mem_attributes_minus_bitpos): Likewise.
8166 * expr.c (highest_pow2_factor, expand_expr_real_1, )
8167 (is_aligning_offset): Likewise.
8168 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
8169 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8170 * dojump.c (do_jump): Likewise.
8171 * builtins.c (get_pointer_alignment, get_memory_rtx)
8172 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
8173 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
8175 2008-04-23 Jakub Jelinek <jakub@redhat.com>
8177 PR rtl-optimization/36017
8178 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
8179 expanding the library call.
8181 2008-04-22 Ian Lance Taylor <iant@google.com>
8183 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
8186 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
8188 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
8189 of LR/CTR moves for Power6.
8191 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8194 * passes.c (init_optimization_passes): Remove
8195 pass_fast_rtl_byte_dce.
8197 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
8200 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
8201 builtin functions to generate faster code.
8202 (_mm_cvtpu16_ps): Ditto.
8203 (_mm_cvtpi32x2_ps): Ditto.
8205 2008-04-22 Nick Clifton <nickc@redhat.com>
8207 * common.opt (ftree-loop-distribution): Add Optimization
8210 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
8211 (frv_expand_builtin_va_start): Likewise.
8213 * config/arm/arm.c (thumb_find_work_register): Fix location of
8214 argument register count.
8216 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8218 Support scheduling for ColdFire V1 and V3 microarchitecture.
8219 Improve scheduling of multiplication instructions.
8221 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
8222 (mac): New instruction attribute.
8223 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
8224 (m68k_sched_mac): New variable.
8225 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
8226 Handle cfv1 and cfv3.
8227 (max_insn_size): New static variable.
8228 (struct _sched_ib): New type.
8229 (sched_ib): New static variable.
8230 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
8231 to fields of 'struct _sched_ib sched_ib'. Update all uses.
8232 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
8234 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
8235 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
8236 new variables. Update.
8237 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8238 Add modeling of cfv3 instruction buffer. Update.
8239 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
8240 * config/m68k/m68k.h (TUNE_CFV3): New macro.
8241 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
8242 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
8243 a particular reservation applies to.
8244 (type2): Reorganize attribute values. Rename alu to alu_reg,
8245 alu_l to alu, move_l to omove. Join move to alu. Split mul
8247 (cf_ib_*): Simplify description of instruction buffer.
8248 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
8249 (cf_mem): Split into cf_mem1 and cf_mem2.
8250 (cf_v2_move_??): Rename to cfv12_alu_??.
8251 (cf_v2_move_l_??): Rename to cfv12_omove_??.
8252 (cf_v2_mul_??): Remove reservations.
8253 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
8254 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
8255 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
8257 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
8258 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
8259 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
8260 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
8261 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8262 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8263 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8264 expansions of the above reservations for instructions of sizes
8267 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8269 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8271 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8273 * coverage.c: Include tree-pass.h.
8274 (coverage_counter_alloc): Print da_file_name to the dump file.
8276 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8278 * sbitmap.c (sbitmap_range_empty_p): New function.
8279 * sbitmap.h (sbitmap_range_empty_p): New function.
8280 * bitmap.h: Now includes obstack.h.
8282 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8283 Kenneth Zadeck <zadeck@naturalbridge.com>
8285 * dbgcnt.def (ra_byte_scan): Added.
8286 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8287 when the last hit happens for a counter.
8288 * timevar.def (TV_DF_BYTE_LR): New variable.
8289 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8290 * passes.c (pass_fast_rtl_byte_dce): New pass.
8291 * fwprop.c (update_df): Added mode to call df_ref_create.
8292 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8293 DF_REF_EXTRACT_OFFSET.
8294 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
8295 DF_BYTE_LR_OUT, df_byte_lr): New macro.
8297 (df_ref_extract): Added mode field.
8298 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
8299 DF_REF_EXTRACT_OFFSET.
8300 (DF_REF_EXTRACT_MODE): New macro.
8301 (df_byte_lr_bb_info): New structure.
8302 (df_print_byte_regset, df_compute_accessed_bytes,
8303 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
8304 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
8305 df_byte_lr_simulate_uses,
8306 df_byte_lr_simulate_artificial_refs_at_top,
8307 df_byte_lr_simulate_artificial_refs_at_end,
8308 df_compute_accessed_bytes): New function.
8309 (df_ref_create): Add parameter.
8310 (df_byte_lr_get_bb_info): New inline function.
8311 * df-scan.c (df_ref_record, df_uses_record,
8312 df_ref_create_structure): Added mode parameter.
8313 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
8314 df_defs_record, df_uses_record, df_get_conditional_uses,
8315 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8316 df_entry_block_defs_collect, df_exit_block_uses_collect):
8317 Added mode parameter to calls to df_ref_record, df_uses_record,
8318 df_ref_create_structure.
8319 (df_ref_equal_p, df_ref_compare): Added test for modes.
8320 (df_ref_create_structure): Added code to set mode. Renamed
8321 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8322 DF_REF_EXTRACT_OFFSET.
8323 * df-core.c (df_print_byte_regset): New function.
8324 * df-byte-scan.c: New file.
8325 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8326 calls to BITMAP_FREE.
8327 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8328 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8329 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8330 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8331 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8332 df_byte_lr_local_compute, df_byte_lr_init,
8333 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8334 df_byte_lr_transfer_function, df_byte_lr_free,
8335 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8336 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8337 df_byte_lr_simulate_uses,
8338 df_byte_lr_simulate_artificial_refs_at_top,
8339 df_byte_lr_simulate_artificial_refs_at_end): New function.
8340 * dce.c (byte_dce_process_block): New function.
8341 (dce_process_block): au is now passed in rather than computed
8342 locally. Changed loops that look at artificial defs to not look
8343 for conditional or partial ones, because there never are any.
8344 (fast_dce): Now is able to drive byte_dce_process_block or
8345 dce_process_block depending on the kind of dce being done.
8346 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8347 (rest_of_handle_fast_byte_dce): New function.
8348 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8349 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8351 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8354 * gcc.h: Added fortran options that take arguments to
8355 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8358 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8360 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8361 scalarization if on the LHS and not a full access.
8363 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8365 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8367 2008-04-18 Rafael Espindola <espindola@google.com>
8369 * tree-vrp.c (find_case_label_index): Fix the binary search.
8370 (find_case_label_range): New.
8371 (vrp_visit_switch_stmt): Use find_case_label_range.
8372 (simplify_switch_using_ranges): Use find_case_label_range.
8374 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8376 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8377 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8379 2008-04-18 Tom Tromey <tromey@redhat.com>
8382 * doc/cpp.texi (Implementation-defined behavior): Mention
8385 2008-04-18 Ian Lance Taylor <iant@google.com>
8387 * fold-const.c (pointer_may_wrap_p): New static function.
8388 (fold_comparison): Add another test for pointer overflow. Use
8389 pointer_may_wrap_p to disable some false positives.
8391 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8393 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8394 (fname_as_string): Match updated cpp_interpret_string prototype.
8395 (fix_string_type): Support char16_t* and char32_t*.
8396 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8397 derivative) nodes. Register as builtin if C++0x.
8398 (c_parse_error): Support CPP_CHAR{16,32}.
8399 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8400 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8401 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8402 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8403 CTI_CHAR32_ARRAY_TYPE>: New elements.
8404 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8405 char32_type_node, signed_char32_type_node, char16_array_type_node,
8406 char32_array_type_node): New defines.
8407 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8408 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8409 (lex_string): Support CPP_STRING{16,32}, match updated
8410 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8411 (lex_charconst): Support CPP_CHAR{16,32}.
8412 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8413 and CPP_STRING{16,32}.
8415 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8418 * aclocal.m4: Regenerate.
8419 * configure: Regenerate.
8421 2008-04-18 Jan Hubicka <jh@suse.cz>
8423 * except.c (dw2_size_of_call_site_table,
8424 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8426 * cgraphbuild.c (build_cgraph_edges): Update.
8427 * tree-pass.h: Update comment.
8428 * final.c (leaf_function_p): Update.
8429 (leaf_renumber_regs): Update.
8430 (rest_of_clean_state): Update.
8431 * omp-low.c (expand_omp_parallel): Update.
8432 * ipa-reference.c (analyze_function): Update.
8433 * reorg.c (find_end_label): Update.
8434 (optimize_skip): Update.
8435 (fill_simple_delay_slots): Update.
8436 (fill_simple_delay_slots): Update.
8437 (make_return_insns): Update.
8438 (dbr_schedule): Update.
8439 * gimple-low.c (record_vars_into): Update.
8440 * cfgbuild.c (make_edges): Update.
8441 * function.c (assign_stack_local): Update.
8442 (assign_parm_adjust_stack_rtl): Update.
8443 (locate_and_pad_parm): Update.
8444 (allocate_struct_function): Do not initialize stack_alignment_needed
8445 and preferred_stack_boundary here.
8446 (stack_protect_prologue): Update.
8447 (stack_protect_epilogue): Update.
8448 (expand_function_start): Initialize stack_alignment_needed,
8449 preferred_stack_boundary and max_jumptable_ents.
8450 (expand_function_end): Update.
8451 (free_after_compilation): Do not NULLify epilogue_delay_list.
8452 * function.h (struct rtl_data): Add stack_protect_guard,
8453 stack_alignment_needed,
8454 preferred_stack_boundary, epilogue_delay_list.
8455 (struct function): Remove value_histograms, stack_alignment_needed,
8456 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8458 unexpanded_var_list, stack_protect_guard.
8459 (current_function_epilogue_delay_list): Remove.
8460 * ipa-type-escape.c (analyze_function): Update.
8461 * gimplify.c (pop_gimplify_context): Update comment.
8462 * calls.c (expand_call): Update.
8463 (emit_library_call_value_1): Update.
8464 * except.c (set_nothrow_function_flags): Update.
8465 * cfgexpand.c (get_decl_align_unit): Update.
8466 (create_stack_guard): Update.
8467 (estimated_stack_frame_size): Update.
8468 (expand_used_vars): Update.
8469 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8470 * explow.c (allocate_dynamic_stack_space): Update.
8471 * tree-ssa-live.c (remove_unused_locals): Update.
8472 * varasm.c (mark_constant_pool): Update.
8473 * tree-inline.c (remap_decls): Update.
8474 (initialize_cfun): Update.
8475 (declare_return_variable): Update.
8476 (inline_forbidden_p): Update.
8477 (expand_call_inline): Update.
8478 (declare_inline_vars): Update.
8479 (tree_function_versioning): Update.
8480 * tree-flow.h (value_histograms): New.
8481 (VALUE_HISTOGRAMS): New macro.
8482 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8484 * tree-cfg.c (set_bb_for_stmt): Update.
8485 (replace_by_duplicate_decl): Update.
8486 (move_block_to_fn): Update.
8487 (new_label_mapper): Update.
8488 (dump_function_to_file): Update.
8489 * ipa-struct-reorg.c (build_data_structure): Update.
8490 * cfgrtl.c (print_rtl_with_bb): Update.
8491 * reload1.c (reload): Update.
8493 * config/i386/i386.c (setup_incoming_varargs_64,
8494 ix86_compute_frame_layout): Update.
8495 * config/arc/arc.c (arc_output_function_epilogue): Update.
8497 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8499 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8500 for FreeBSD as well.
8501 * gthr-posix95.h: Likewise.
8503 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8505 PR rtl-optimization/35838
8506 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8507 out the byte offset of the first subreg.
8509 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8511 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8512 to split_ti instead of three separate calls with single member arrays.
8513 (subti3 splitter): Ditto.
8514 (adddi3 splitter): Ditto with split_di.
8515 (subdi3 splitter): Ditto.
8516 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8517 two separate calls with single member arrays. Swap match_dup
8518 operands 1 and 2 to better fit into the array.
8519 (negdi2 splitter): Ditto with split_di.
8520 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8521 two separate calls with single member arrays. Swap match_dup operands
8522 6 and 7 to better fit into the array.
8524 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8526 * config/i386/i386.c (sse_builtin_type): New.
8527 (bdesc_sse_args): Likewise.
8528 (bdesc_sse_3arg): Removed.
8529 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8530 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8531 IX86_BUILTIN_ROUNDPS.
8532 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8533 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8534 IX86_BUILTIN_ROUNDPS.
8535 (ix86_expand_sse_4_operands_builtin): Removed.
8536 (ix86_expand_sse_operands_builtin): New.
8537 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8538 and CODE_FOR_sse4_1_roundps.
8539 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8540 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8542 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8545 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8546 regs before frame pop when needed. If use_backchain_to_restore_sp
8547 then load backchain into a temp reg to restore vr and vrsave. Add
8548 code to restore vr after frame pop if possible.
8550 2008-04-17 Richard Guenther <rguenther@suse.de>
8552 * tree-vn.c (expressions_equal_p): Do not check type
8553 equality or compatibility before calling operand_equal_p.
8554 * fold-const.c (operand_equal_p): Check equivalence of
8555 integer constants before bailing out due to signedness or
8556 precision differences.
8557 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8558 spurious differences in type qualification. Ignore types
8559 for COMPONENT_REFs at all.
8561 2008-04-17 Christian Bruel <christian.bruel@st.com>
8563 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8564 msw_skip comparison.
8566 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8569 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8572 PR tree-optimization/35899
8573 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8574 rather than TREE_OPERAND.
8576 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8580 temporary registers. Change operand predicate to general_operand.
8581 (remainderxf3): Ditto.
8583 2008-04-16 Richard Guenther <rguenther@suse.de>
8585 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8586 * tree-affine.c (aff_combination_expand): Look through some
8589 2008-04-15 Doug Kwan <dougkwan@google.com>
8591 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8593 * tree-pretty-print.c (dump_generic_node): Ditto.
8594 * final.c (output_addr_const): Ditto.
8595 * dwarf2out.c (output_cfi): Ditto.
8596 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8597 * print-rtl.c (print_rtx): Ditto.
8598 * print-tree.c (print_node_brief, print_node): Ditto.
8599 * c-common.c (match_case_to_enum_1): Ditto.
8600 * sched-vis.c (print_value): Ditto.
8601 * config/i386/i386.c (print_operand): Cast to long unsigned int
8604 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8605 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8606 MS Windows VirtualProtect function.
8608 2008-04-15 Jan Hubicka <jh@suse.cz>
8610 * gengtype.c (write_root): Param_is argument is OK.
8611 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8612 * function.h: Include varray.h
8613 (rtl_eh): New stucture based on except.c one.
8614 (call_site_record): New forward declaration and vector type.
8615 * calls.c (emit_call_1): Do not call
8616 note_current_region_may_contain_throw.
8617 * except.c (eh_status): Remove cur_region, try_region since they are
8619 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8620 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8621 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8622 Remove call_site_data_used, call_site_data_size.
8623 Turn call_site_record into vector in function.h.
8624 (note_current_region_may_contain_throw): Remove.
8625 (get_exception_pointer, get_exception_filter): Do not take struct
8626 function argument; update.
8627 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8628 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8629 build_post_landing_pads, dw2_build_landing_pads,
8630 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8631 sjlj_emit_function_enter, sjlj_emit_function_enter,
8632 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8633 sjlj_build_landing_pads, finish_eh_generation,
8634 remove_exception_handler_label, remove_eh_handler,
8635 maybe_remove_eh_handler, add_reachable_handler,
8636 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8637 add_action_record, collect_one_action_chain, add_call_site,
8638 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8639 sjlj_output_call_site_table, output_function_exception_table,
8640 * except.h (note_current_region_may_contain_throw): Remove
8641 (get_exception_pointer, get_exception_filter): Do not take struct
8643 * Makefile.in (GTFILES): Put varargs before struct function.
8645 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8647 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8648 punt for STRING_CST.
8649 (get_constraint_for): Deal with STRING_CST here instead.
8651 2008-04-15 Richard Guenther <rguenther@suse.de>
8653 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8654 statements in a basic-block with a backward walk. Do not
8655 substitute into dead statements but instead remove those.
8657 2008-04-15 Richard Guenther <rguenther@suse.de>
8659 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8660 to zero, thus disable creation of SFTs.
8662 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8664 * tree-predcom.c (suitable_reference_p): Return false if the
8665 reference can throw.
8667 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8670 * c-decl.c (finish_decl): If extern or static var has variable
8671 size, set TREE_TYPE (decl) to error_mark_node.
8673 2008-04-15 Rafael Espindola <espindola@google.com>
8675 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8678 2008-04-15 Richard Guenther <rguenther@suse.de>
8680 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8681 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8682 (visit_reference_op_load): Do walk vuse-vdef chains on
8683 vn_reference_lookup.
8684 (visit_reference_op_store): But do not here.
8685 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8686 vn_reference_lookup.
8687 (vn_lookup_with_vuses): But do so here.
8689 2008-04-14 Ian Lance Taylor <iant@google.com>
8691 * fold-const.c (fold_overflow_warning): Remove assertion.
8693 2008-04-15 Ben Elliston <bje@au.ibm.com>
8695 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8696 temp1 local variables.
8698 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8701 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8702 ".text.unlikely" section as executable.
8704 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8706 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8707 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8708 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8709 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8710 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8711 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8712 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8714 2008-04-14 Ian Lance Taylor <iant@google.com>
8716 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8717 * fold-const.c (fold_comparison): If appropriate, test
8718 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8719 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8720 reassociating a pointer type.
8721 * doc/invoke.texi (Optimize Options): Document that
8722 -fstrict-overflow applies to pointer wraparound.
8724 2008-04-13 Jan Hubicka <jh@suse.cz>
8726 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8728 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8730 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8731 we are going to "save the world".
8733 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8735 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8736 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8737 operand 0 constraint, not "=".
8739 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8741 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8743 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8745 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8746 of size of positions_needed * CHAR_BIT.
8748 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8751 * dse.c (store_info): Change positions_needed to unsigned
8753 (lowpart_bitmask): New.
8754 (record_store): Cast to unsigned HOST_WIDE_INT for
8755 positions_needed. Assert width <= size of positions_needed *
8756 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8757 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8758 lowpart_bitmask to set mask.
8760 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8762 * config/bfin/constraints.md: New file.
8763 * config/bfin/bfin.md: Include it.
8764 (adddi3): Use satisfies_constraint functions instead of the old macros.
8765 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8766 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8767 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8768 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8769 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8770 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8771 EXTRA_CONSTRAINT): Delete.
8772 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8773 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8775 * config/bfin/bfin.c: Include "tm-constrs.h".
8776 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8777 Use satisfies_constraint functions instead of the old macros.
8778 * doc/md.texi (Blackfin Constraints): Update file name reference.
8780 2008-04-11 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/35869
8783 * tree-vrp.c (execute_vrp): Move switch statement update after
8784 jump threading. Schedule another cfg cleanup run.
8786 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8789 * attribs.c (decl_attributes): Return early on errorneous node.
8791 2008-04-10 Oleg Ryjkov <olegr@google.com>
8793 * tree.h (struct tree_base): Added a new flag default_def_flag.
8794 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8796 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8798 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8800 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8803 * pa.md: Define mode iterator P. Define mode attribute dwc.
8804 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8805 (icacheflush): Likewise.
8806 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8807 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8809 2008-04-11 Ben Elliston <bje@au.ibm.com>
8811 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8813 2008-04-10 Rafael Espindola <espindola@google.com>
8815 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8816 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8817 (extract_range_from_expr): The same.
8819 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8821 * config/mips/mips.md (GPR2): New mode iterator.
8823 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8824 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8825 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8826 Rewrite these to take two modes, the mode of comparison and the
8827 mode of the destination.
8828 * config/mips/mips.c (mips_expand_scc): Instead of having
8829 paradoxical subreg as destination, expand "narrowing" scc if mode
8830 of comparison is SI and target is requested in DI mode.
8831 (mips_emit_int_order_test): Update comment. Make mode of
8832 comparison match CMP0 rather than TARGET. When creating inverse
8833 target use mode of TARGET.
8835 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8837 * gcov-dump.c (tag_summary): Only print summaries for the first
8838 GCOV_COUNTERS_SUMMABLE counters.
8840 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.md (absneg): New code iterator.
8843 (absnegprefix): New code attribute.
8844 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8845 patterns using absneg code iterator.
8846 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8847 using absneg code iterator.
8848 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8849 *neg<mode>2 patterns using absneg code iterator.
8850 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8851 *negextendsfdf2 patterns using absneg code iterator.
8852 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8853 *negextendsfxf2 patterns using absneg code iterator.
8854 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8855 *negextendsfdf2 patterns using absneg code iterator.
8856 * config/i386/sse.md (<code><mode>2): Macroize expander from
8857 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8859 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8861 * config/s390/s390.h: Remove the remains of the recent search
8862 & replace action of current_function_outgoing_args_size.
8864 2008-04-10 Ira Rosen <irar@il.ibm.com>
8866 PR tree-optimization/35821
8867 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8868 NEW_STMT_LIST is not NULL.
8870 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8873 * toplev.c (process_options): Remove -ffunction-sections debugging
8876 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8878 PR middle-end/PR28690
8879 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8880 than gen_rtx_fmt_ee to perform more canonicalizations.
8882 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8885 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8887 2008-04-09 Richard Guenther <rguenther@suse.de>
8889 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8890 (dump_function_to_file): Dump function arguments with types.
8892 2008-04-08 Richard Guenther <rguenther@suse.de>
8894 * fold-const.c (fold_widened_comparison): Do not allow
8895 sign-changes that change the result.
8897 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8900 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8901 kinds of indirect references.
8903 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8905 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8906 GNU Fortran language string.
8908 2008-04-08 Rafael Espindola <espindola@google.com>
8910 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8911 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8912 * tree.h (tree_call_nonnegative_warnv_p): New.
8914 2008-04-08 Jan Hubicka <jh@suse.cz>
8916 * function.c (free_after_compilation): Clear out regno_reg_rtx
8919 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8922 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8924 PR middle-end/PR28690
8925 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8926 same precedence as REG_POINTER and MEM_POINTER operands.
8928 2008-04-08 Richard Guenther <rguenther@suse.de>
8931 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8932 for adding index to base.
8934 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8936 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8937 (MINGW_ENABLE_EXECUTE_STACK): New.
8938 (IN_LIBGCC2): For libgcc include windows.h file for
8939 function declarations.
8941 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8943 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8944 and tem2 if tem1 is not a REG or MULT.
8946 2008-04-08 Jan Hubicka <jh@suse.cz>
8948 * function.h (incomming_args): Break out of struct function.
8949 (function_subsections): Break out of struct function.
8950 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8951 return_rtx and hard_reg_initial_vals from struct function.
8952 Kill inl_max_label_num.
8953 (current_function_pops_args, current_function_args_info,
8954 current_function_args_size, current_function_args_size,
8955 current_function_pretend_args_size,
8956 current_function_outgoing_args_size,
8957 current_function_internal_arg_pointer, current_function_return_rtx):
8958 Kill compatibility accestor macros.
8959 * builtins.c (expand_builtin_apply_args_1): Update.
8960 (expand_builtin_next_arg): Update.
8961 * df-scan.c (df_get_call_refs): Update.
8962 * dbxout.c (dbxout_function_end): Update.
8963 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8964 (output_line_info): Update.
8965 (secname_for_decl): Update.
8966 (dwarf2out_var_location): Update.
8967 * function.c (free_after_compilation): Update.
8968 (assign_parm_find_stack_rtl): Update.
8969 (assign_parms): Update.
8970 (expand_dummy_function_end): Update.
8971 (expand_function_end): Update.
8972 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8973 (expand_call): Update.
8974 (emit_library_call_value_1): Update.
8975 (store_one_arg): Update.
8976 * varasm.c (initialize_cold_section_name): Update.
8977 (unlikely_text_section): Update.
8978 (unlikely_text_section_p): Update.
8979 (assemble_start_function): Update.
8980 (assemble_end_function): Update.
8981 (default_section_type_flags): Update.
8982 (switch_to_section): Update.
8983 * integrate.c (set_decl_abstract_flags): Update.
8984 (get_hard_reg_initial_val): Update.
8985 (has_hard_reg_initial_val): Update.
8986 (allocate_initial_values): Update.
8987 * resource.c (init_resource_info): Update.
8988 * config/alpha/alpha.c (NUM_ARGS): Update.
8989 (direct_return): Update.
8990 (alpha_va_start): Update.
8991 (alpha_sa_size): Update.
8992 (alpha_initial_elimination_offset): Update.
8993 (alpha_expand_prologue): Update.
8994 (alpha_start_function): Update.
8995 (alpha_expand_epilogue): Update.
8996 (unicosmk_initial_elimination_offset):
8997 * config/alpha/alpha.md (call expander): Update.
8998 * config/s390/s390.c (s390_register_info): Update.
8999 (s390_register_info): Update.
9000 (s390_frame_info): Update.
9001 (s390_initial_elimination_offset): Update.
9002 (s390_build_builtin_va_list): Update.
9003 (s390_va_start): Update.
9004 * config/spu/spu.c (direct_return): Update.
9005 (spu_expand_prologue): Update.
9006 (spu_initial_elimination_offset): Update.
9007 (spu_build_builtin_va_list): Update.
9008 (spu_va_start): Update.
9009 * config/sparc/sparc.c (sparc_init_modes): Update.
9010 (sparc_compute_frame_size): Update.
9011 (function_value): Update.
9012 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
9013 * config/i386/i386.md (return expander): Update.
9014 * config/i386/i386.c (ix86_va_start): Update.
9015 (ix86_can_use_return_insn_p): Update.
9016 (ix86_compute_frame_layout): Update.
9017 (ix86_expand_epilogue): Update.
9018 * config/sh/sh.c (output_stack_adjust): Update.
9019 (calc_live_regs): Update.
9020 (sh_expand_prologue): Update.
9021 (sh_builtin_saveregs): Update.
9022 (sh_va_start): Update.
9023 (initial_elimination_offset): Update.
9024 (sh_allocate_initial_value): Update.
9025 (sh_function_ok_for_sibcall): Update.
9026 (sh_get_pr_initial_val): Update.
9027 * config/sh/sh.md (return expander): Update.
9028 * config/avr/avr.c (frame_pointer_required_p): UPdate.
9029 * config/crx/crx.c (crx_compute_frame): UPdate.
9030 (crx_initial_elimination_offset): UPdate.
9031 * config/xtensa/xtensa.c (compute_frame_size): Update
9032 (xtensa_builtin_saveregs): Update.
9033 (xtensa_va_start): Update.
9034 (order_regs_for_local_alloc): Update.
9035 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
9036 (xstormy16_expand_builtin_va_start): Update.
9037 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
9038 * config/m68hc11/m68hc11.md (return expanders): Update.
9039 * config/m68hc11/m68hc11.c (expand_prologue): Update.
9040 (expand_epilogue): Update.
9041 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
9042 (cris_simple_epilogue): Update.
9043 (cris_expand_prologue): Update.
9044 (cris_expand_epilogue): Update.
9045 * config/iq2000/iq2000.c (iq2000_va_start): Update.
9046 (compute_frame_size): Update.
9047 * config/mt/mt.c (mt_compute_frame_size): Update.
9048 * config/mn10300/mn10300.c (expand_prologue): Update.
9049 (expand_epilogue): Update.
9050 (initial_offset): Update.
9051 (mn10300_builtin_saveregs):
9052 * config/mn10300/mn10300.md (return expander): Update.
9053 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9054 (ia64_initial_elimination_offset): Update.
9055 (ia64_initial_elimination_offset): Update.
9056 (ia64_expand_prologue): Update.
9057 * config/m68k/m68k.md (return expander): Update.
9058 * config/rs6000/rs6000.c (rs6000_va_start): Update.
9059 (rs6000_stack_info): Update.
9060 * config/mcore/mcore.c (layout_mcore_frame): Update.
9061 (mcore_expand_prolog): Update.
9062 * config/arc/arc.c (arc_compute_frame_size): Update.
9063 * config/score/score3.c (score3_compute_frame_size): Update.
9064 * config/score/score7.c (score7_compute_frame_size): Update.
9065 * config/arm/arm.c (use_return_insn): Update.
9066 (thumb_find_work_register): Update.
9067 (arm_compute_save_reg_mask): Update.
9068 (arm_output_function_prologue): Update.
9069 (arm_output_epilogue): Update.
9070 (arm_size_return_regs): Update.
9071 (arm_get_frame_offsets): Update.
9072 (arm_expand_prologue): Update.
9073 (thumb_exit): Update.
9074 (thumb_unexpanded_epilogue): Update.
9075 (thumb1_output_function_prologue): Update.
9076 * config/pa/pa.md (return expander): Update.
9077 * config/pa/pa.c (compute_frame_size): Update.
9078 (hppa_builtin_saveregs): Update.
9079 * config/mips/mips.c (mips_va_start): Update.
9080 (mips16_build_function_stub): Update.
9081 (mips_compute_frame_info): Update.
9082 (mips_restore_gp): Update.
9083 (mips_output_function_prologue): Update.
9084 (mips_expand_prologue): Update.
9085 * config/v850/v850.c (compute_frame_size): Update.
9086 (expand_prologue): * config/mmix/mmix.c (along): update.
9087 (mmix_initial_elimination_offset): update.
9088 (mmix_reorg): update.
9089 (mmix_use_simple_return): update.
9090 (mmix_expand_prologue): update.
9091 (mmix_expand_epilogue): Update.
9092 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
9093 (emit_link_insn): Update.
9095 2008-04-08 Anatoly Sokolov <aesok@post.ru>
9097 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
9098 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
9100 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
9103 2008-04-07 Jan Hubicka <jh@suse.cz>
9105 * function.h (rtl): Rename to x_rtl.
9107 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9108 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9109 used_temp_slots avail_temp_slots, temp_slot_level,
9110 nonlocal_goto_handler_labels): Update accesstors.
9111 (rtl): New global variable.
9112 (struct function): Move some fileds to rtl_data.
9113 (get_arg_pointer_save_area): Update prototype.
9114 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9115 get_arg_pointer_save_area.
9116 * expr.c (init_expr): Update
9117 * function.c (get_frame_size): Update
9118 (assign_stack_local): Update
9119 (expand_function_end): Update.
9120 (get_art_pointer_save_area): Update
9122 * emit-rtl.c (rtl): Declare.
9123 (regno_reg_rtx): Declare.
9124 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9126 (gen_reg_rtx): Update.
9127 * varasm.c (n_deferred_constatns): Update accestor.
9128 (init_varasm_status): Do not allocate varasm_status.
9129 (force_const_mem, get_pool_size, output_constant_pool): Update.
9130 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9131 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9132 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
9133 * sparc/sparc.h (INIT_EXPANDERS): Update.
9134 * ia64/ia64.h (INIT_EXPANDERS): Update.
9136 2008-04-07 James E. Wilson <wilson@tuliptree.org>
9138 * reload.c (push_secondary_reload): Add missing break to for loop.
9140 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9142 PR middle-end/PR28690
9143 * rtlanal.c: Update copyright years.
9144 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
9145 as REG_POINTER and MEM_POINTER operands.
9146 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
9147 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
9148 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
9149 * gcse.c: Update copyright years.
9150 (pre_delete): Call gen_reg_rtx_and_attrs.
9151 (hoist_code): Likewise.
9152 (build_store_vectors): Likewise.
9153 (delete_store): Likewise.
9154 * loop-invariant.c (move_invariant_reg): Likewise.
9155 Update copyright years.
9157 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
9159 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
9160 control string instead of quoted.
9162 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9164 * doc/rtl.texi: Rewrite of subreg section.
9166 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
9169 * config/i386/i386.c (legitimize_pic_address): Add treating
9170 of dllimport SYM_REF's.
9171 (legitimize_dllimport_symbol): Add prototype.
9173 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9175 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
9176 reference in constructor with non self-referential type.
9178 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9180 Removal of Return with Depressed Stack Pointer support
9181 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
9182 (ECF_SP_DEPRESSED): Likewise.
9183 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
9184 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
9185 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9186 (expand_call): Do not test ECF_SP_DEPRESSED.
9187 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9188 * function.c (keep_stack_depressed): Delete.
9189 (handle_epilogue_set): Likewise.
9190 (update_epilogue_consts): Likewise.
9191 (emit_equiv_load): Likewise.
9192 (thread_prologue_and_epilogue_insns): Remove support for Return with
9193 Depressed Stack Pointer.
9194 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9196 2008-04-06 Richard Guenther <rguenther@suse.de>
9198 PR tree-optimization/35400
9199 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
9200 information from SSA_NAMEs.
9202 2008-04-06 Anatoly Sokolov <aesok@post.ru>
9204 * config/avr/avr.h (avr_mega_p): Remove declaration.
9205 (AVR_MEGA): Remove macro.
9206 * config/avr/avr.c (avr_mega_p): Remove variable.
9207 (avr_override_options): Remove inicializion of avr_mega_p.
9208 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9209 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9210 (avr_jump_mode): (Ditto.).
9211 (avr_output_progmem_section_asm_op): (Ditto.).
9212 (avr_asm_init_sections): (Ditto.).
9213 (avr_asm_init_sections): (Ditto.).
9214 (avr_rtx_costs): (Ditto.).
9215 * config/avr/avr.md: (Ditto.).
9216 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
9219 2008-04-06 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/35842
9222 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
9223 is_gimple_invariant_address.
9225 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9227 * gcc.c (default_compilers): Sync Fortran extensions list with
9228 that in fortran/lang-specs.h.
9229 * doc/invoke.texi: Likewise.
9230 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
9231 * dwarf2out.c (gen_compile_unit_die): Likewise.
9233 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
9235 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
9237 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
9240 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
9241 attribute is used for nested functions.
9243 2008-04-05 Jan Hubicka <jh@suse.cz>
9245 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
9247 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
9249 (dump_files): Update.
9250 (enable_rtl_dump_file): Do not accept letter argument.
9251 * tree-pass.h (dump_file_info): Remove letter argument.
9252 * toplev.c (decode_d_option): Update -da handling.
9253 * toplev.h (enable_rtl_dump_file): Update prototype.
9254 * passes.c (register_one_dump_file): Do not accept IPA argument; work
9255 it out based on pass type.
9256 (register_dump_files_1): Likewise.
9257 (init_optimization_passes): Update register_one_dump_file calls.
9258 (execute_one_pass): Sanity check that IPA passes are called at IPA
9259 level and RTL passes at RTL level.
9260 (execute_pass_list): IPA pass can not be after or subpass of
9262 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9263 disallov RTL subpasses of IPA subpasses.
9265 2008-04-05 Ben Elliston <bje@au.ibm.com>
9267 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9268 builtins that return exactly once and do not throw. Cache call to
9271 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9273 PR rtl-optimization/34916
9275 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9276 between instruction pairs.
9278 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9280 * doc/invoke.texi: Document -mbitops for SH.
9281 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9282 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9283 * config/sh/sh.c (print_operand): Add %t operand code.
9284 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9285 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9286 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9287 (extendqihi2): Likewise.
9288 (movqi_i): Likewise.
9289 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9290 (extv): Use bld instruction for SH2A if possible.
9292 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
9293 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
9294 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
9295 (bset.b, bclr.b): Define peepholes.
9296 * config/sh/sh.opt (mbitops): New option.
9298 2008-04-04 Janis Johnson <janis187@us.ibm.com>
9301 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
9302 and view convert expression.
9304 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9307 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9309 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
9311 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
9313 * config/i386/cpuid.h (bit_AES): New.
9314 (bit_PCLMUL): Likewise.
9316 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9317 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9318 SSE2 if AES or PCLMUL is enabled.
9319 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9320 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9321 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9322 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9323 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9324 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9325 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9326 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9327 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9328 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9329 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9330 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9331 __builtin_ia32_aeskeygenassist128 and
9332 __builtin_ia32_pclmulqdq128.
9333 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9334 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9335 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9337 * config/i386/i386.h (TARGET_AES): New.
9338 (TARGET_PCLMUL): Likewise.
9339 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9341 * config/i386/i386.md (UNSPEC_AESENC): New.
9342 (UNSPEC_AESENCLAST): Likewise.
9343 (UNSPEC_AESDEC): Likewise.
9344 (UNSPEC_AESDECLAST): Likewise.
9345 (UNSPEC_AESIMC): Likewise.
9346 (UNSPEC_AESKEYGENASSIST): Likewise.
9347 (UNSPEC_PCLMUL): Likewise.
9349 * config/i386/i386.opt (maes): New.
9350 (mpclmul): Likewise.
9352 * config/i386/sse.md (aesenc): New pattern.
9353 (aesenclast): Likewise.
9355 (aesdeclast): Likewise.
9357 (aeskeygenassist): Likewise.
9358 (pclmulqdq): Likewise.
9360 * config/i386/wmmintrin.h: New.
9362 * doc/extend.texi: Document AES and PCLMUL built-in function.
9364 * doc/invoke.texi: Document -maes and -mpclmul.
9366 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9368 * function.c (free_after_parsing): Replace with
9369 cxx_push_function_context from C++ front-end.
9370 (allocate_struct_function): Don't call langhook.
9371 * langhooks.h (struct lang_hooks_for_functions): Delete.
9372 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9374 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9375 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9376 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9377 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9378 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9379 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9380 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9382 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9383 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9385 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9388 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9391 2008-04-04 Richard Guenther <rguenther@suse.de>
9394 * fold-const.c (optimize_minmax_comparison): Use the correct
9395 type for the constant in the simplified comparison.
9397 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9399 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9400 Pass L2 size as "--param l2-cache-size" to the compiler.
9401 (decode_l2_cache): New function to decode L2 cache parameters using
9402 0x8000006 extended cpuid function.
9403 (detect_caches_amd): Determine parameters of L2 cache using
9404 decode_l2_caches function.
9405 (decode_caches_intel): Decode L2 cache parameters.
9406 (detect_caches_intel): Determine L2 cache parameters using
9407 decode_caches_intel and decode_l2_caches functions.
9409 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9411 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9412 secondary input reload for subword loads from the constant pool.
9414 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9417 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9418 constants of the appropriate size for runtime calculations.
9421 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9422 decimal-float literal constant zero.
9424 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9427 * c-parser.c (c_parser_omp_atomic): Call
9428 default_function_array_conversion on the RHS.
9431 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9432 call is_variable_sized if decl has incomplete type.
9434 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9436 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9438 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9440 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9442 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9443 (sgt<u>): Merge sgt and sgtu into new expander.
9444 (sgt, sgtu): Remove expanders.
9445 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9446 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9447 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9448 *sgtu_<mode>_mips16 into new pattern.
9449 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9450 (sge<u>): Merge sge and sgeu into new expander.
9451 (sge, sgeu): Remove expanders.
9452 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9454 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9455 (slt<u>): Merge slt and sltu into new expander.
9456 (slt, sltu): Remove expanders.
9457 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9458 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9459 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9460 *sltu_<mode>_mips16 into new pattern.
9461 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9462 (sle<u>): Merge sle and sleu into new expander.
9463 (sle, sleu): Remove expanders.
9464 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9465 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9466 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9467 *sleu_<mode>_mips16 into new pattern.
9468 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9470 2008-04-03 Jan Hubicka <jh@suse.cz>
9472 PR tree-optimization/35795
9473 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9474 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9475 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9476 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9477 * score/score3.c (score3_output_mi_thunk): Likewise.
9478 * score/score7.c (score7_output_mi_thunk): Likewise.
9479 * mips/mips.c (mips_output_mi_thunk): Likewise.
9481 2008-04-03 Richard Guenther <rguenther@suse.de>
9483 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9484 conversions. Simplify code.
9486 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9488 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9490 2008-04-03 Tom Tromey <tromey@redhat.com>
9491 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9493 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9494 * config/bfin/t-bfin-linux (generated_files): Add
9495 linux-sysroot-suffix.h.
9496 * doc/install.texi (Prerequisites): Require make 3.80.
9497 * doc/sourcebuild.texi (Front End Directory): Document new
9499 * Makefile.in (generated_files): New variable.
9500 (ALL_HOST_OBJS): New variable.
9501 ($(ALL_HOST_OBJS)): New target.
9503 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9505 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9506 (remap_block): Call id->transform_lang_insert_block instead
9508 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9509 Set id.transform_lang_insert_block to NULL.
9510 (clone_body): Move to cp/optimize.c
9511 * tree-inline.h (struct copy_body_data): Change
9512 transform_lang_insert_block to function pointer.
9513 (copy_generic_body, copy_decl_no_change): Export.
9514 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9515 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9516 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9518 * c-tree.h (insert_block): Kill.
9519 * c-decl.c (insert_block): Kill.
9521 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9523 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9524 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9525 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9527 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9528 argument, call {push,pop}_function_context from here.
9529 * c-parser.c: Use c_{push,pop}_function_context.
9531 * function.c (push_function_context_to): Move meat ...
9532 (push_function_context): ... here. Simplify.
9533 * function.c (pop_function_context_from): Move meat ...
9534 (pop_function_context): ... here. Simplify.
9535 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9537 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9538 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9539 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9540 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9542 2008-04-03 Ben Elliston <bje@au.ibm.com>
9544 * expmed.c (extract_force_align_mem_bit_field): Remove.
9546 2008-04-03 Richard Guenther <rguenther@suse.de>
9549 * expr.h (try_casesi): Adjust prototype.
9550 * expr.c (try_casesi): Take fallback label as extra parameter.
9551 Use that for gen_casesi if default_label is NULL.
9552 * stmt.c (expand_case): Pass fallback label to try_casesi,
9553 make sure to fill gaps with a fallback label if default_label
9556 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9559 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9561 2008-04-03 Ben Elliston <bje@au.ibm.com>
9563 * expmed.c (extract_split_bit_field): Remove if (0) code.
9564 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9565 (do_ds_constraint): Likewise.
9567 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9569 * doc/cppopts.texi (-dU): Document.
9570 * c-common.h (flag_dump_macros): Update comment.
9571 * c-opts.c (handle_OPT_d): Handle -dU.
9572 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9573 dump_queued_macros, cb_used_define, cb_used_undef): New.
9574 (init_pp_output): Handle -dU.
9575 (cb_line_change): Call dump_queued_macros.
9576 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9578 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9580 * config/avr/predicates.md (io_address_operand): New predicate.
9581 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9582 * config/avr/avr.c (avr_io_address_p): Remove function.
9583 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9584 'avr_io_address_p' function.
9585 (out_movhi_r_mr): (Ditto.).
9586 (out_movqi_mr_r): (Ditto.).
9587 (out_movhi_mr_r): (Ditto.).
9588 (avr_address_cost): (Ditto.).
9590 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9592 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9593 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9594 in 32bit mode when XMM registers are available to avoid store
9596 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9597 corresponding post-reload splitters.
9599 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9601 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9602 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9603 __builtin_ia32_roundss.
9604 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9605 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9606 __builtin_ia32_roundss.
9607 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9608 IX86_BUILTIN_SHUFPD here.
9610 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9612 * config/i386/i386.md (plogic): New.
9613 (plogicprefix): Likewise.
9615 * config/i386/mmx.md (mmx_<code><mode>3): New.
9616 (mmx_and<mode>3): Removed.
9617 (mmx_ior<mode>3): Likewise.
9618 (mmx_xor<mode>3): Likewise.
9620 * config/i386/sse.md (<code><mode>3): New.
9621 (*<code><mode>3): Likewise.
9622 (*<code><mode>3): Likewise.
9623 (<code><mode>3): Likewise.
9624 (*sse_<code><mode>3): Likewise.
9625 (*sse2_<code><mode>3): Likewise.
9626 (<code>tf3): Likewise.
9627 (*<code>tf3): Likewise.
9628 (and<mode>3): Likewise.
9629 (*and<mode>3): Likewise.
9630 (ior<mode>3): Removed.
9631 (*ior<mode>3): Likewise.
9632 (xor<mode>3): Likewise.
9633 (*xor<mode>3): Likewise.
9634 (*and<mode>3): Likewise.
9635 (*ior<mode>3): Likewise.
9636 (*xor<mode>3): Likewise.
9637 (and<mode>3): Likewise.
9638 (*sse_and<mode>3): Likewise.
9639 (*sse2_and<mode>3): Likewise.
9641 (*andtf3): Likewise.
9642 (ior<mode>3): Likewise.
9643 (*sse_ior<mode>3): Likewise.
9644 (*sse2_ior<mode>3): Likewise.
9646 (*iortf3): Likewise.
9647 (xor<mode>3): Likewise.
9648 (*sse_xor<mode>3): Likewise.
9649 (*sse2_xor<mode>3): Likewise.
9651 (*xortf3): Likewise.
9653 2008-04-02 Richard Guenther <rguenther@suse.de>
9655 PR tree-optimization/14495
9656 PR tree-optimization/34793
9657 * tree-vrp.c (struct switch_update): New structure.
9658 (to_remove_edges, to_update_switch_stmts): New VECs.
9659 (simplify_switch_using_ranges): New function. Remove not taken
9660 case labels and edges.
9661 (simplify_stmt_using_ranges): Call it.
9662 (identify_jump_threads): Mark edges we have queued for removal
9663 so we don't thread them.
9664 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9666 * tree-cfg.c (group_case_labels): Deal with missing default label.
9667 (tree_verify_flow_info): Allow missing default label.
9668 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9669 (emit_case_nodes): Likewise.
9670 (expand_case): Do not rely on the default label to be present.
9671 * expr.c (try_casesi): Deal with NULL default_label.
9672 (do_tablejump): Likewise.
9674 2008-04-02 Richard Guenther <rguenther@suse.de>
9676 PR tree-optimization/14495
9677 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9678 SWITCH_EXPR here ...
9679 (vrp_visit_switch_stmt): ... but here (new function).
9680 (find_case_label_index): New helper function.
9681 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9683 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9685 * fwprop.c: Fix ISO-C99ism.
9687 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9690 * Makefile.in (objdir): Set it here.
9691 * configure.ac: Not here. Find dynamic linker characteristics.
9692 * exec-tool.in: Use them.
9693 * aclocal.m4: Regenerate.
9694 * configure: Regenerate.
9696 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9698 * expr.c (expand_var): Delete it.
9699 * expr.h (expand_var): Delete prototype.
9700 * function.c (expand_function_start): Use expand_decl instead.
9701 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9704 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9706 PR rtl-optimization/35542
9707 * fwprop.c (forward_propagate_and_simplify): Replace
9708 loc_reg_mentioned_in_p with reg_mentioned_p.
9710 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9712 PR rtl-optimization/35281
9713 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9714 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9715 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9716 (varying_mem_p): Move above propagate_rtx.
9717 (all_uses_available_at): Do not check MEMs.
9719 2008-04-02 Rafael Espindola <espindola@google.com>
9721 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9722 (register_edge_assert_for_2): Split the cond argument.
9723 (register_edge_assert_for_1): Adjust for the change in
9724 register_edge_assert_for_2.
9725 (register_edge_assert_for): Split the cond argument.
9726 (find_switch_asserts): Adjust for the change in
9727 register_edge_assert_for.
9729 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9731 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9732 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9733 offsets for 64-bit mingw.
9734 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9735 abi for x86_64-pc-mingw.
9737 2008-04-02 Richard Guenther <rguenther@suse.de>
9739 * tree-vrp.c (extract_range_from_assert): Make sure to not
9740 produce range min/max with TREE_OVERFOW set.
9741 If merging a anti-range and a range keep the anti-range if
9742 the range covers all values of the type.
9743 (register_edge_assert_for_2): Only allow sign-changing
9744 conversions in detecting canonical range checks. Also
9745 register an assert for the unsigned name if useful.
9747 PR tree-optimization/35787
9748 * tree-vrp.c (vrp_val_max): New function.
9749 (vrp_val_min): Likewise.
9750 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9751 (vrp_val_is_min): Likewise.
9752 (supports_overflow_infinity): Use vrp_val_{min,max}.
9753 (negative_overflow_infinity): Likewise.
9754 (positive_overflow_infinity): Likewise.
9755 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9756 (is_positive_overflow_infinity): Likewise.
9757 (is_overflow_infinity): Likewise.
9758 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9759 vrp_val_is_{min,max}.
9760 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9761 to ranges if possible. Avoid empty ranges.
9763 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9766 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9767 the expression is a function address.
9769 2008-04-01 George Helffrich <george@gcc.gnu.org>
9771 PR fortran/35154, fortran/23057
9772 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9773 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9774 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9775 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9777 (dbxout_syms): Check for COMMON-based symbol and wrap in
9778 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9779 in bracket for efficiency.
9781 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9782 using DW_TAG_common_block + member offset.
9783 (add_pubname_string): New function.
9784 (dw_expand_expr): New function to find block name and offset for
9786 (common_check): New function to check whether symbol in Fortran COMMON.
9787 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9789 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9792 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9794 2008-04-02 Ben Elliston <bje@au.ibm.com>
9796 * config/v850/v850.md (casesi): Remove if (0) code.
9797 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9798 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9800 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/i386.md (rex64suffix): New mode attribute.
9803 (floathi<mode>2): Disable expander for SSE math.
9804 (*floathi<mode>2_1): New insn insn_and_split pattern.
9805 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9806 corresponding post-reload splitters.
9807 (*floathi<mode>2_i387): New macroized insn pattern.
9808 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9809 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9810 insn_and_split pattern.
9811 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9812 New macroized instruction patterns and corresponding post-reload
9814 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9815 and corresponding post-reload splitters.
9816 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9817 New macroized instruction patterns.
9818 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9819 macroized instruction patterns and corresponding post-reload splitters.
9820 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9821 corresponding post-reload splitters.
9822 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9823 New macroized instruction patterns.
9824 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9825 corresponding post-reload splitters.
9826 (*floatsi<mode>2_i387): New macroized instruction patterns.
9828 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386.md (smaxmin): New.
9831 (umaxmin): Likewise.
9832 (maxminiprefix): Likewise.
9833 (maxminfprefix): Likewise.
9834 (<code><mode>3): Likewise.
9835 (smin<mode>3): Removed.
9836 (smax<mode>3): Likewise.
9838 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9839 (mmx_<code>v4hi3): Likewise.
9840 (mmx_<code>v8qi3): Likewise.
9841 (mmx_smaxv2sf3): Removed.
9842 (mmx_sminv2sf3): Likewise.
9843 (mmx_umaxv8qi3): Likewise.
9844 (mmx_smaxv4hi3): Likewise.
9845 (mmx_uminv8qi3): Likewise.
9846 (mmx_sminv4hi3): Likewise.
9848 * config/i386/sse.md (<addsub><mode>3): New.
9849 (*<addsub><mode>3): Likewise.
9850 (<sse>_vm<addsub><mode>3): Likewise.
9851 (<maxmin><mode>3): Likewise.
9852 (*<maxmin><mode>3_finite): Likewise.
9853 (*<maxmin><mode>3): Likewise.
9854 (<sse>_vm<maxmin><mode>3): Likewise.
9855 (sse3_h<addsub>v4sf3): Likewise.
9856 (sse3_h<addsub>v2df3): Likewise.
9857 (<maxmin>v16qi3): Likewise.
9858 (*<maxmin>v16qi3): Likewise.
9859 (<maxmin>v8hi3): Likewise.
9860 (*<maxmin>v8hi3): Likewise.
9861 (*sse4_1_<maxmin><mode>3): Likewise.
9862 (*sse4_1_<maxmin><mode>3): Likewise.
9863 (add<mode>3): Removed.
9864 (*add<mode>3): Likewise.
9865 (<sse>_vmadd<mode>3): Likewise.
9866 (sub<mode>3): Likewise.
9867 (*sub<mode>3): Likewise.
9868 (<sse>_vmsub<mode>3): Likewise.
9869 (smin<mode>3): Likewise.
9870 (*smin<mode>3_finite): Likewise.
9871 (*smin<mode>3): Likewise.
9872 (<sse>_vmsmin<mode>3): Likewise.
9873 (smax<mode>3): Likewise.
9874 (*smax<mode>3_finite): Likewise.
9875 (*smax<mode>3): Likewise.
9876 (<sse>_vmsmax<mode>3): Likewise.
9877 (sse3_haddv4sf3): Likewise.
9878 (sse3_haddv2df3): Likewise.
9879 (sse3_hsubv4sf3): Likewise.
9880 (sse3_hsubv2df3): Likewise.
9881 (umaxv16qi3): Likewise.
9882 (*umaxv16qi3): Likewise.
9883 (smaxv8hi3): Likewise.
9884 (*smaxv8hi3): Likewise.
9885 (*sse4_1_smax<mode>3): Likewise.
9886 (*sse4_1_umax<mode>3): Likewise.
9887 (uminv16qi3): Likewise.
9888 (*uminv16qi3): Likewise.
9889 (sminv8hi3): Likewise.
9890 (*sminv8hi3): Likewise.
9891 (*sse4_1_smin<mode>3): Likewise.
9892 (*sse4_1_umin<mode>3): Likewise.
9894 2008-04-01 Rafael Espindola <espindola@google.com>
9896 * tree-cfg.c (verify_expr): remove in_phi.
9897 (verify_stmt): Don't call walk_tree with verify_expr. Use
9898 is_gimple_min_invariant instead of is_gimple_val.
9900 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9902 * doc/include/gpl_v3.texi: Update for manpage generation.
9903 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9905 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9906 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9907 gpl_v3.texi instead of gpl.texi.
9910 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9913 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9915 2008-04-01 Rafael Espindola <espindola@google.com>
9917 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9918 (extract_code_and_val_from_cond): Use
9919 extract_code_and_val_from_cond_with_ops.
9921 2008-04-01 Jan Hubicka <jh@suse.cz>
9923 * function.c (free_after_compilation): Free epilogue_delay_list.
9924 (prepare_function_start): Assert that previous compilation was freed.
9926 2008-04-01 Jan Hubicka <jh@suse.cz>
9927 Jim Wilson <wilson@tuliptree.org>
9928 Andreas Tobler <andreast@gcc.gnu.org>
9931 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9932 rtl.emit instead cfun->emit.
9933 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9934 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9936 2008-04-01 Ben Elliston <bje@au.ibm.com>
9938 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9940 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9942 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9944 (fprofile-use): Add var flag_profile_use
9945 * coverage.c (coverage_begin_output): Do not open a gcno file for
9946 output only if -ftest-coverage is set.
9947 Do not add getpwd() to gcda file path.
9948 (build_gcov_info): Check the new flag
9949 flag_profile_datafile_relative_path.
9950 (coverage_init): Use profile_data_prefix.
9951 Read profile counter only if flag_profile_use is set.
9952 * opts.c (common_handle_option): New option fprofile-use=,
9953 fprofile-dir=, fprofile-generate=.
9954 * toplev.c (profile_data_prefix): New variable definition.
9955 * toplev.h (profile_data_prefix): New declaration.
9956 * doc/invoke.tex (Option Summary, Optimization Options):
9959 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9961 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9962 use tmp consistently.
9965 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9966 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9967 UNSPEC_FR_RECIP_APPROX_RES.
9968 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9970 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9973 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9975 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9978 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9979 element of the vector via a pointer.
9981 2008-03-31 Ian Lance Taylor <iant@google.com>
9983 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9985 2008-03-31 Jan Hubicka <jh@suse.cz>
9987 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9988 get_arg_pointer_save_area.
9989 * expr.c (init_expr): Just clear out rtl.expr.
9990 * function.c (free_after_compilation): Clear out whole RTL structure.
9991 (get_func_frame_size): Merge into ...
9992 (get_frame_size): ... this one.
9993 (assign_stack_local_1): Merge into ...
9994 (assign_stack_local): ... this one.
9995 (expand_function_end): Update call of get_arg_pointer_save_area.
9996 (get_art_pointer_save_area): Remove cfun argument.
9997 * function.h (emit_status): regno_pointer_align does not need length
9998 attribute. Move x_regno_reg_rtx to ...
9999 (regno_reg_rtx): ... new global array.
10000 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
10001 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
10002 apply_args_value, forced_labels, stack_pointer_delta):
10004 (struct varasm_status): Move here from varasm.c
10005 (struct rtl_data): New. Move here some fields from struct function.
10006 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10007 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10008 used_temp_slots avail_temp_slots, temp_slot_level,
10009 nonlocal_goto_handler_labels): Update accesstors.
10010 (rtl): New global variable.
10011 (struct function): Move some fileds to rtl_data.
10012 (get_arg_pointer_save_area): Update prototype.
10013 * emit-rtl.c (rtl): Declare.
10014 (regno_reg_rtx): Declare.
10015 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10017 (gen_reg_rtx): Update.
10018 (init_virtual_regs): Do not tate emit_status argument.
10019 (init_emit): Do not allocate emit.
10020 * varasm.c (varasm_statuc): Move to function.h.
10021 (n_deferred_constatns): Update accestor.
10022 (init_varasm_status): Do not allocate varasm_status.
10023 (force_const_mem, get_pool_size, output_constant_pool): Update.
10024 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10025 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10027 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
10029 PR rtl-optimization/35729
10030 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
10033 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
10036 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
10037 load/store if memory is unaligned.
10038 (*movti_rex64): Likewise.
10040 * config/i386/predicates.md (misaligned_operand): New.
10042 2008-03-31 Andrew Pinski <pinskia@gmail.com>
10045 * tree-ssa-phiopt.c (conditional_replacement): Return early for
10048 2008-03-31 Jan Beulich <jbeulich@novell.com>
10050 * config/ia64/constraints.md: Add 'j' constraint.
10051 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
10052 (movdi_internal): Likewise.
10054 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
10057 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
10059 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
10062 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
10063 proper error message for the third argument on blendpd and
10066 * config/i386/sse.md (blendbits): New.
10067 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
10069 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
10071 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
10073 2008-03-30 Richard Guenther <rguenther@suse.de>
10075 PR middle-end/31023
10076 * fold-const.c (fold_sign_changed_comparison): Do leave
10077 conversions to base-types alone.
10079 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10081 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
10082 the link register if one altivec register is be saved.
10084 2008-03-30 Ben Elliston <bje@au.ibm.com>
10086 * final.c (final_scan_insn): Remove if (0) code.
10088 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
10090 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
10092 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
10094 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
10095 of V4SFmode to ix86_binary_operator_ok.
10097 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/i386.c (override_options): Initialize
10100 ix86_veclib_handler to ix86_veclibabi_svml when
10101 -mveclibabi=svml is used.
10102 (ix86_veclibabi_svml): New function for SVML ABI style
10103 vectorization support.
10104 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
10106 2008-03-28 Rafael Espindola <espindola@google.com>
10108 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
10109 (tree_binary_nonnegative_warnv_p): Make it public.
10110 (tree_single_nonnegative_warnv_p): Make it public.
10111 (tree_invalid_nonnegative_warnv_p): Make it public.
10112 (tree_unary_nonzero_warnv_p): Make it public.
10113 (tree_binary_nonzero_warnv_p): Make it public
10114 (tree_single_nonzero_warnv_p): Make it public.
10115 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
10116 (extract_range_from_binary_expr): Split the expr argument.
10117 (extract_range_from_unary_expr): Split the expr argument.
10118 (extract_range_from_comparison): Split the expr argument.
10119 (extract_range_from_expr): Use the new aux functions.
10120 (vrp_evaluate_conditional_warnv): Use
10121 vrp_evaluate_conditional_warnv_with_ops.
10122 * tree.h (tree_unary_nonzero_warnv_p): Declare.
10123 (tree_binary_nonzero_warnv_p): Declare.
10124 (tree_single_nonzero_warnv_p): Declare.
10125 (tree_expr_nonzero_warnv_p): Declare.
10126 (tree_unary_nonnegative_warnv_p): Declare.
10127 (tree_binary_nonnegative_warnv_p): Declare.
10128 (tree_single_nonnegative_warnv_p): Declare.
10129 (tree_invalid_nonnegative_warnv_p): Declare.
10131 2008-03-28 Richard Guenther <rguenther@suse.de>
10133 PR tree-optimization/30317
10134 PR tree-optimization/30911
10135 PR tree-optimization/34793
10136 * tree-vrp.c (set_and_canonicalize_value_range): New function.
10137 (struct assert_locus_d): New member EXPR.
10138 (register_new_assert_for): Add EXPR parameter to support
10139 ASSERT_EXPR <name, expr OP limit>.
10140 (register_edge_assert_for_1): Adjust callers.
10141 (find_assert_locations): Likewise.
10142 (process_assert_insertions_for): Build condition from expression.
10143 (extract_range_from_assert): Handle ASSERT_EXPRs
10144 of the form ASSERT_EXPR <name, expr OP limit>.
10145 (register_edge_assert_for_2): New helper registering
10146 asserts for comparisons. Recognize range tests of the form
10147 (unsigned)i - CST1 OP CST2.
10148 (register_edge_assert_for_1): Use it.
10149 (register_edge_assert_for): Likewise.
10150 (needs_overflow_infinity): Integer sub-types
10151 do not need overflow infinities.
10152 (vrp_val_is_max): The extreme values of integer sub-types
10153 are those of the base type.
10154 (vrp_val_is_min): Likewise.
10155 * tree.def (ASSERT_EXPR): Document extra allowed conditional
10158 2008-03-28 Nick Clifton <nickc@redhat.com>
10161 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10162 Return GENERAL_REGS for stack adjustment reloads.
10164 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10167 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
10168 const_vector when all the vectors are constant.
10170 2008-03-27 Bob Wilson <bob.wilson@acm.org>
10172 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
10174 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
10175 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
10177 (s<code>_sf): Use new scc_sf attribute for opcode names.
10179 2008-03-27 Tom Tromey <tromey@redhat.com>
10181 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
10182 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
10183 config/spu/t-spu-elf, config/i386/t-interix,
10184 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
10185 config/i386/x-darwin, config/i386/x-mingw32,
10186 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
10187 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
10188 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
10189 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
10190 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
10191 config/rs6000/x-darwin, config/rs6000/t-rs6000,
10192 config/score/t-score-elf, config/arm/t-strongarm-pe,
10193 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
10194 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
10195 Revert automatic dependency patch.
10197 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
10200 * config/i386/i386.c (ix86_function_arg_boundary): Align
10201 decimal floating point to its natural boundary.
10203 2008-03-27 Richard Guenther <rguenther@suse.de>
10205 PR middle-end/35716
10206 * fold-const.c (fold_comparison): Restrict distinct decl
10207 comparison folding to VAR_DECLs and PARM_DECLs. Do not
10208 solely rely on operand_equal_p.
10210 2008-03-27 Richard Guenther <rguenther@suse.de>
10213 * c-common.c (handle_weak_attribute): Reject combination of
10216 2008-03-27 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/32810
10219 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
10220 conversions from DECL_INITIAL.
10221 (fold_const_aggregate_ref): Likewise from constructor elements.
10223 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
10225 * tree-affine.h (aff_combination_expand): Declare.
10226 (get_inner_reference_aff): Likewise.
10227 * tree-affine.c (aff_combination_expand): Split out from
10228 tree_to_aff_combination_expand.
10229 (get_inner_reference_aff): New function.
10230 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
10231 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
10232 (struct lim_aux_data): sm_done field removed.
10233 (mem_ref_loc_p, mem_ref_locs_p): New types.
10234 (struct mem_ref): Added id, stored, accesses_in_loop,
10235 indep_loop, dep_loop, indep_ref, dep_ref fields.
10236 Removed is_stored, locs and next fields.
10237 (memory_accesses): New variable.
10238 (movement_possibility): Do not allow moving statements
10239 that store to memory.
10240 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
10242 (determine_max_movement): For statements with memory references,
10243 find the outermost loop in that the reference is independent.
10244 (move_computations_stmt): Mark the virtual operands for renaming.
10245 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
10246 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
10247 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
10248 add_vop_ref_mapping, create_vop_ref_mapping_loop,
10249 create_vop_ref_mapping, analyze_memory_references,
10250 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
10251 get_all_locs_in_loop, ref_always_accessed_p,
10252 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
10253 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
10254 store_motion_loop, store_motion): New functions.
10255 (struct vop_to_refs_elt): New type.
10256 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
10257 memref_hash, memref_eq, hoist_memory_references): Rewritten.
10258 (schedule_sm): Replaced by...
10259 (execute_sm): ... this.
10260 (determine_lsm_ref, hoist_memory_references,
10261 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10262 find_more_ref_vops, free_mem_ref, free_mem_refs,
10263 determine_lsm_loop, determine_lsm): Removed.
10264 (tree_ssa_lim_finalize): Free data structures used by store motion.
10265 (tree_ssa_lim): Call analyze_memory_references. Use
10266 store_motion instead of determine_lsm.
10268 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10270 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10271 rename tmake_file to m68hc11/t-m68hc11.
10272 (mcore): Set inhibit_libc to true.
10273 * config.host (alpha*-dec-*vms*): Set extra_programs.
10274 (interix3*): Don't use host_xmake_file.
10275 * configure.ac: Let config.gcc override inhibit_libc.
10276 * configure: Regenerate.
10278 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10279 * config/t-openbsd-thread: Remove commented out lines.
10281 * config/x-interix: Remove.
10283 * config/m68hc11/t-m68hc11-gas: Rename to...
10284 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10286 * config/mcore/t-mcore: Remove T_CFLAGS.
10287 * config/mcore/t-mcore-pe: Likewise.
10289 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10291 * configure.ac: Replace custom __GNU_SOURCE test with
10292 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
10293 * aclocal.m4: Regenerate.
10294 * configure: Regenerate.
10295 * config.in: Regenerate.
10297 2008-03-27 Richard Guenther <rguenther@suse.de>
10299 * fold-const.c (target.h): Include.
10300 (fold_comparison): Fold comparison of addresses of decls
10301 that bind locally or of constants. Consolidate address folding code.
10302 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
10303 results from fold_binary_to_constant.
10304 (compare_values_warnv): Likewise.
10306 2008-03-27 Andrew Pinski <pinskia@gmail.com>
10308 PR middle-end/35429
10309 * fold-const.c (fold_truthop): Check for integeral types when folding
10310 a == 0 && b == 0 and a != 0 || b != 0 .
10312 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
10314 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10316 2008-03-26 Andreas Schwab <schwab@suse.de>
10318 * doc/invoke.texi: Fix use of @item vs. @itemx.
10320 2008-03-26 Tom Tromey <tromey@redhat.com>
10322 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10323 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10324 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10325 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10326 build/genconstants.o, build/genemit.o, build/genextract.o,
10327 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10328 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10331 2008-03-26 Richard Guenther <rguenther@suse.de>
10334 2008-03-26 Richard Guenther <rguenther@suse.de>
10336 * fold-const.c (target.h): Include.
10337 (fold_comparison): Fold comparison of addresses of two decls
10338 that bind locally. Consolidate address folding code.
10340 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10342 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10343 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10344 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10345 dconstsqrt2, dconstthird, dconste and/or dconst10.
10346 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10347 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10348 dconstsqrt2, dconste): Delete.
10349 (init_emit_once): Likewise. Simplify initializing dconstm1.
10351 * real.c (get_real_const): New.
10352 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10353 dconstsqrt2, dconste): Delete.
10354 (real_value_const, get_real_const): New.
10356 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10358 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10360 * config/i386/i386.c (ix86_function_arg_boundary): Check
10361 BIGGEST_ALIGNMENT instead of 128.
10362 (setup_incoming_varargs_64): Likewise.
10364 2008-03-26 Tom Tromey <tromey@redhat.com>
10366 * Makefile.in (DEPFILES): Add missing '/'.
10368 2008-03-26 Richard Guenther <rguenther@suse.de>
10370 * fold-const.c (target.h): Include.
10371 (fold_comparison): Fold comparison of addresses of two decls
10372 that bind locally. Consolidate address folding code.
10374 2008-03-26 Nick Clifton <nickc@redhat.com>
10377 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10378 not allow INT+INT as a legitimate addressing mode.
10380 2008-03-26 Richard Guenther <rguenther@suse.de>
10382 * tree-flow.h (widen_bitfield): Remove declaration.
10383 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10384 (widen_bitfield): Remove function.
10385 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10388 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10391 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10394 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10396 PR rtl-optimization/35232
10397 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10398 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10399 reg_reloaded_call_part_clobbered here.
10400 (reload_regs_reach_end_p): New function.
10401 (reload_reg_rtx_for_input): New variable.
10402 (reload_reg_rtx_for_output): Likewise.
10403 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10404 when reassigning a pseudo register. Load reloadreg from
10405 reload_reg_rtx_for_input, moving the mode and register
10407 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10408 instead of the original when deciding whether an input reload
10409 would be a no-op or whether an output reload can be deleted.
10410 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10411 when setting up new_spill_reg_store. Load it from
10412 reload_reg_rtx_for_output, moving the mode and register
10414 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10415 instead of the original when deciding whether an output reload
10416 would be a no-op. Do the same when modifying insn notes.
10417 Use rtx_equal_p instead of == to compare the registers.
10418 (inherit_piecemeal_p): Take a mode and two register numbers
10420 (emit_reload_insns): Clear new_spill_reg_store for every hard
10421 register in the reload register. Remove spill registers
10422 from reg_reloaded_valid before considering whether to record
10423 inheritance information for them. Use reload_reg_rtx_for_output
10424 instead of reg_rtx when recording output reloads. Use
10425 reload_reg_rtx_for_input instead of reg_rtx when recording
10426 input reloads. Set or clear reg_reloaded_call_part_clobbered
10427 at the same time as setting reg_reloaded_valid.
10428 (delete_output_reload): Add a new_reload_reg parameter and use it
10429 instead of rld[j].reg_rtx.
10430 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10433 2008-03-25 Tom Tromey <tromey@redhat.com>
10435 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10436 (build/genattr.o): Likewise.
10437 (build/genattrtab.o): Likewise.
10438 (build/gencodes.o): Likewise.
10439 (build/genconfig.o): Likewise.
10440 (build/genconstants.o): Likewise.
10441 (build/genemit.o): Likewise.
10442 (build/genextract.o): Likewise.
10443 (build/genflags.o): Likewise.
10445 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10447 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10448 instead of size_int for integer types.
10449 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10450 to match type of MINUS_EXPR.
10452 2008-03-25 Tom Tromey <tromey@redhat.com>
10454 * configure: Rebuilt.
10455 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10458 2008-03-25 Tom Tromey <tromey@redhat.com>
10460 * config/x-solaris (host-solaris.o): Update.
10461 * config/x-linux (host-linux.o): Update.
10462 * config/x-hpux (host-hpux.o): Update.
10463 * config/x-darwin (host-darwin.o): Update.
10464 * config/v850/t-v850e (v850-c.o): Update.
10465 * config/v850/t-v850 (v850-c.o): Update.
10466 * config/t-vxworks (vxworks.o): Update.
10467 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10468 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10469 * config/spu/t-spu-elf (spu-c.o): Update.
10471 * config/sh/t-symbian (sh-c.o): Update.
10472 (symbian.o): Update.
10473 * config/sh/t-sh (sh-c.o): Update.
10474 * config/score/t-score-elf (score7.o, score3.o): Update.
10475 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10476 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10477 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10478 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10479 (rs6000.o): Remove.
10480 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10481 * config/m32c/t-m32c (m32c-pragma.o): Update.
10482 * config/ia64/t-ia64 (ia64-c.o): Update.
10483 * config/i386/x-mingw32 (host-mingw32.o): Update.
10484 * config/i386/x-i386 (driver-i386.o): Update.
10485 * config/i386/x-darwin (host-i386-darwin.o): Update.
10486 * config/i386/x-cygwin (host-cygwin.o): Update.
10487 * config/i386/t-nwld (nwld.o): Update.
10488 * config/i386/t-netware (netware.o): Update.
10489 * config/i386/t-interix (winnt.o): Update.
10490 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10491 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10492 msformat-c.o): Update.
10493 * config/bfin/t-bfin-linux (generated_files): Add
10494 linux-sysroot-suffix.h.
10495 * config/arm/t-wince-pe (pe.o): Update.
10496 * config/arm/t-strongarm-pe (pe.o): Update.
10497 * config/arm/t-pe (pe.o): Update.
10498 * config/arm/t-arm (arm-c.o): Update.
10499 * doc/install.texi (Prerequisites): Require make 3.80.
10500 * Makefile.in: Remove .o targets.
10501 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10502 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10503 (simple_generated_h, simple_generated_c): Move earlier.
10504 (generated_files): New variable.
10505 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10506 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10507 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10508 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10509 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10510 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10511 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10512 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10513 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10514 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10515 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10516 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10518 (COMPILE.base, COMPILE): New variables.
10519 (%.o): New pattern rule.
10520 (ALL_HOST_OBJS): New variable.
10521 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10522 (dummy-checksum.o, cc1-checksum.o): Remove.
10523 (DRIVER_SHLIB): New variable.
10524 (DRIVER_DEFINES): Use it.
10525 (gencondmd.c): Move out of build/.
10526 (s-conditions): Update.
10527 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10528 (ALL_BUILD_OBJS): Likewise.
10529 (build/%.o): Use BUILDCOMPILE.
10530 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10531 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10532 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10533 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10534 build/genconfig.o, build/genconstants.o, build/genemit.o,
10535 build/genextract.o, build/genflags.o, build/genmddeps.o,
10536 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10537 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10538 build/gen-protos.o, build/scan.o, build/fix-header.o,
10539 build/scan-decls.o): Simplify.
10540 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10541 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10542 prefix.o, toplev.o): Reduce to variable setting.
10543 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10544 ($(out_object_file), gcc-options.o): New targets.
10545 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10546 * configure: Rebuilt.
10547 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10548 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10550 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10552 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10553 complain when we hit an error, return ERROR_MARK_NODE.
10555 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10557 * config/sh/constraints.md (Pso, Psz): New constraints.
10558 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10559 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10561 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10563 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10564 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10566 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10568 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10569 (prefetch_sh2a): New.
10571 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10572 Naveen.H.S <naveen.hs@kpitcummins.com>
10574 * config/sh/constraints.md (I28): New constraint.
10575 * config/sh/sh.c (broken_move): Add support for movi20s.
10576 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10578 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10579 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10580 Naveen.H.S <naveen.hs@kpitcummins.com>
10582 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10583 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10584 (print_operand): Handle resbank in %@ operand code.
10585 (sh_encode_section_info): New.
10586 (push_regs): Add conditions for resbank.
10587 (sh_expand_epilogue): Likewise.
10588 (sh_insert_attributes): Likewise.
10589 (sh_attribute_table): Likewise.
10590 (sh_handle_resbank_handler_attribute): New.
10591 (sh2a_handle_function_vector_handler_attribute): New.
10592 (sh2a_is_function_vector_call): New.
10593 (sh2a_get_function_vector_number): New.
10594 (sh2a_function_vector_p): New.
10595 (sh_cfun_resbank_handler_p): New.
10596 * config/sh/sh.md (calli): Emit jsr/n if possible.
10597 (calli_tbr_rel): New.
10598 (calli_pcrel): Emit jsr/n if possible.
10599 (return_i): Emit rts/n if possible.
10600 (call_valuei_tbr_rel): New.
10601 (call_valuei_pcrel): Add condition for SH2A target.
10602 (call_value): Likewise.
10603 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10604 (sh2a_get_function_vector_number): Likewise.
10605 (sh2a_is_function_vector_call): Likewise.
10606 * doc/extend.texi: Document TBR relative addressing of SH2A.
10607 (resbank): Add description for SH2A.
10609 2008-03-24 Richard Guenther <rguenther@suse.de>
10612 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10613 pointer assignments change conversions according to middle-end rules.
10614 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10615 * configure.ac: Include type checking in yes.
10616 * configure: Regenerate.
10618 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10620 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10621 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10623 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10625 * gthr-vxworks.h (UNUSED): Define.
10627 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10629 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10631 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10633 * doc/extend.texi (Function Attributes): Add missing comma in the
10634 example of the "alloc_size" attribute.
10636 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10639 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10641 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10644 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10647 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10648 of the underlying type of a MS bitfield layout to the natural
10649 alignment of the type.
10651 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10653 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10654 to their natural alignment to avoid store forwarding stalls.
10656 2008-03-22 Richard Guenther <rguenther@suse.de>
10658 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10659 For PHI nodes verify the address is invariant.
10660 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10661 (get_symbol_constant_value): Use is_gimple_min_invariant.
10662 (maybe_fold_stmt_indirect): Likewise.
10664 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10666 PR rtl-optimization/33927
10667 * Makefile.in (dse.o): Depend on $(TM_P_H).
10668 * expr.h (extract_low_bits): Declare.
10669 * expmed.c (extract_low_bits): New function.
10670 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10671 * dse.c: Include tm_p.h.
10672 (find_shift_sequence): Remove the read_reg argument and return the
10673 read value. Emit the instructions instead of returning them.
10674 Iterate on new_mode rather than calculating it each time.
10675 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10676 source to NEW_MODE and extract_low_bits to convert the shifted
10677 value to READ_MODE.
10678 (replace_read): Allow the load and store to have different mode
10679 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10680 or extraction instructions before trying the replacement. Update
10681 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10683 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10685 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10686 to their natural alignment to avoid store forwarding stalls.
10688 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10691 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10692 encouraging but not allowing gprs for input;
10693 change the input constraint to !f#r.
10694 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10696 change the output constraint to !f#r.
10698 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10702 corresponding post-reload splitters.
10703 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10704 when x87 FP math is selected.
10705 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10706 New function prototype.
10707 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10708 unreachable function to ease macroization of insn patterns.
10710 2008-03-21 Martin Jambor <mjambor@suse.cz>
10712 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10713 reference dumps if ddr is NULL or dependence is unknown.
10715 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10717 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10718 unsigned extension into account.
10719 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10720 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10721 Do computations on a scratch register.
10723 2008-03-21 Richard Guenther <rguenther@suse.de>
10725 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10726 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10727 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10728 * tree-ssa-dom.c (record_equality): Likewise.
10729 * tree-inline.c (copy_body_r): Likewise.
10730 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10733 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10735 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10736 as 'delete_unused' argument.
10738 2008-03-20 Richard Guenther <rguenther@suse.de>
10740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10741 special casing of constant qualifiers.
10742 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10743 care about them in general.
10744 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10745 regardless of their type.
10746 (fold_stmt_r): Forcefully fold *& if we end up with that.
10748 2008-03-20 Paul Brook <paul@codesourcery.com>
10750 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10751 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10753 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10755 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10756 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10758 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10760 * common.opt (Wmudflap): New option.
10761 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10762 (mx_register_decls): Likewise.
10763 (mudflap_finish_file): Likewise.
10764 * doc/invoke.texi: Document -Wno-mudflap.
10766 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10768 * c-format.c (replace_format_name_to_system_name): New.
10769 (cmp_attribs): New.
10770 (convert_format_name_to_system_name): New.
10771 (decode_format_attr): Add use of convert_format_name_to_system_name.
10772 (format_types_orig): Add gnu_ prefix to names.
10773 (check_format_info_main): Special treating of \0 escaped names for
10774 supporting multi-character format specifiers as I32, I64.
10775 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10776 (gnu_target_overrides_format_attributes): New.
10777 * c-format.h: Add structure target_ovr_attr to hold
10778 system specific formatter names.
10779 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10780 msformat-c.o file to c_target_objs and cxx_target_objs.
10781 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10782 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10783 (TARGET_N_FORMAT_TYPES): New.
10784 * config/i386/msformat-c.c: New.
10785 * config/i386/t-cygming: Add build rule for msformat-c.o.
10786 * doc/extend.texi: Add new format names gnu_* and ms_* and
10788 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10790 2008-03-20 Ira Rosen <irar@il.ibm.com>
10792 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10793 optimizations turned on under -O3.
10794 (ftree-vectorize): Add that the flag is turned on with -O3.
10796 2008-03-20 Ben Elliston <bje@au.ibm.com>
10798 * regmove.c (try_auto_increment): Fix spelling error in comment.
10799 * final.c (final_scan_insn): Likewise.
10801 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10804 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10805 allocator preferences for "y" and "r" class registers.
10806 ("*mov<mode>_internal"): Ditto.
10807 ("*movv2sf_internal_rex64"): Ditto.
10808 ("*movv2sf_internal"): Ditto.
10810 2008-03-19 Michael Matz <matz@suse.de>
10812 PR middle-end/35616
10813 * calls.c (expand_call): Check overlap of arguments with call
10814 address for sibcalls.
10816 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10819 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10820 of the underlying type of a MS bitfield layout to the natural
10821 alignment of the type.
10823 2008-03-19 Jan Hubicka <jh@suse.cz>
10826 * toplev.c (decode_d_option): Handle all CPP flags.
10827 * tree-vrp.c: Update tree_pass descriptors.
10828 * regrename.c: Update tree_pass descriptors.
10829 * fwprop.c: Update tree_pass descriptors.
10830 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10831 * tree-into-ssa.c: Update tree_pass descriptors.
10832 * tree-dump.c: Update tree_pass descriptors.
10833 * tree-complex.c: Update tree_pass descriptors.
10834 * tree-dump.h: Update tree_pass descriptors.
10835 * see.c: Update tree_pass descriptors.
10836 * cgraphbuild.c: Update tree_pass descriptors.
10837 * tracer.c: Update tree_pass descriptors.
10838 * tree-loop-distribution.c: Update tree_pass descriptors.
10839 * cgraph.c: Update tree_pass descriptors.
10840 * postreload-gcse.c: Update tree_pass descriptors.
10841 * postreload.c: Update tree_pass descriptors.
10842 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10843 * tree-tailcall.c: Update tree_pass descriptors.
10844 * tree-pass.h (tree_opt_pass): Rename to ...
10845 (opt_pass) ... this one; add "type" field and remove letter field.
10846 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10847 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10848 all_lowering_passes): Update declaration.
10849 * ipa-cp.c: Update tree_pass descriptors.
10850 * final.c: Update tree_pass descriptors.
10851 * omp-low.c: Update tree_pass descriptors.
10852 * tree-ssa-dse.c: Update tree_pass descriptors.
10853 * ipa-reference.c: Update tree_pass descriptors.
10854 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10855 * auto-inc-dec.c: Update tree_pass descriptors.
10856 * reorg.c: Update tree_pass descriptors.
10857 * cgraphunit.c: Update tree_pass descriptors.
10858 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10859 * tree-ssa-ccp.c: Update tree_pass descriptors.
10860 * df-core.c: Update tree_pass descriptors.
10861 * mode-switching.c: Update tree_pass descriptors.
10862 * tree-nomudflap.c: Update tree_pass descriptors.
10863 * modulo-sched.c: Update tree_pass descriptors.
10864 * ipa-pure-const.c: Update tree_pass descriptors.
10865 * cse.c: Update tree_pass descriptors.
10866 * web.c: Update tree_pass descriptors.
10867 * tree-stdarg.c: Update tree_pass descriptors.
10868 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10869 * tree-ssa-dom.c: Update tree_pass descriptors.
10870 * tree-nrv.c: Update tree_pass descriptors.
10871 * tree-ssa-alias.c: Update tree_pass descriptors.
10872 * loop-init.c: Update tree_pass descriptors.
10873 * gimple-low.c: Update tree_pass descriptors.
10874 * ipa-inline.c: Update tree_pass descriptors.
10875 * tree-ssa-sink.c: Update tree_pass descriptors.
10876 * global.c: Update tree_pass descriptors.
10877 * ifcvt.c: Update tree_pass descriptors.
10878 * jump.c: Update tree_pass descriptors.
10879 * predict.c: Update tree_pass descriptors.
10880 * tree-ssa-loop.c: Update tree_pass descriptors.
10881 * recog.c: Update tree_pass descriptors.
10882 * dse.c: Update tree_pass descriptors.
10883 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10884 * tree-eh.c: Update tree_pass descriptors.
10885 * regmove.c: Update tree_pass descriptors.
10887 * function.c: Update tree_pass descriptors.
10888 * tree-vectorizer.c: Update tree_pass descriptors.
10889 * gcse.c: Update tree_pass descriptors.
10890 * ipa-type-escape.c: Update tree_pass descriptors.
10891 * tree-if-conv.c: Update tree_pass descriptors.
10892 * init-regs.c: Update tree_pass descriptors.
10893 * ipa.c: Update tree_pass descriptors.
10894 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10895 * rtl-factoring.c: Update tree_pass descriptors.
10896 * lower-subreg.c: Update tree_pass descriptors.
10897 * bt-load.c: Update tree_pass descriptors.
10898 * tree-dfa.c: Update tree_pass descriptors.
10899 * except.c: Update tree_pass descriptors.
10900 * emit-rtl.c: Update tree_pass descriptors.
10901 * cfgexpand.c: Update tree_pass descriptors.
10902 * tree-cfgcleanup.c: Update tree_pass descriptors.
10903 * cfgcleanup.c: Update tree_pass descriptors.
10904 * tree-ssa-pre.c: Update tree_pass descriptors.
10905 * tree-sra.c: Update tree_pass descriptors.
10906 * tree-mudflap.c: Update tree_pass descriptors.
10907 * tree-ssa-copy.c: Update tree_pass descriptors.
10908 * cfglayout.c: Update tree_pass descriptors.
10909 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10910 * tree-ssa-dce.c: Update tree_pass descriptors.
10911 * tree-ssa.c: Update tree_pass descriptors.
10912 * regclass.c: Update tree_pass descriptors.
10913 * integrate.c: Update tree_pass descriptors.
10914 * tree-optimize.c: Update tree_pass descriptors.
10915 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10916 * tree-object-size.c: Update tree_pass descriptors.
10917 * combine.c: Update tree_pass descriptors.
10918 * tree-outof-ssa.c: Update tree_pass descriptors.
10919 * bb-reorder.c: Update tree_pass descriptors.
10920 * stack-ptr-mod.c: Update tree_pass descriptors.
10921 * var-tracking.c: Update tree_pass descriptors.
10922 * tree-profile.c: Update tree_pass descriptors.
10923 * tree-vect-generic.c: Update tree_pass descriptors.
10924 * reg-stack.c: Update tree_pass descriptors.
10925 * sched-rgn.c: Update tree_pass descriptors.
10926 * tree-ssa-structalias.c: Update tree_pass descriptors.
10927 * tree-cfg.c: Update tree_pass descriptors.
10928 * passes.c (current_pass): Update declaration.
10929 (finish_optimization_passes): Update.
10930 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10931 (register_one_dump_file, register_dump_files_1, next_pass_1):
10933 (init_optimization_passes): Update handling of new types.
10934 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10935 * ipa-struct-reorg.c: Update tree_pass descriptors.
10936 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10937 * combine-stack-adj.c: Update tree_pass descriptors.
10938 * cfgrtl.c: Update tree_pass descriptors.
10939 * dce.c: Update tree_pass descriptors.
10940 * tree-ssanames.c: Update tree_pass descriptors.
10942 2008-03-19 Richard Guenther <rguenther@suse.de>
10944 PR middle-end/35609
10945 * tree-ssa.c (walk_data): New structure.
10946 (warn_uninitialized_var): If not always_executed warn with "maybe"
10948 (execute_early_warn_uninitialized): Compute post-dominators.
10949 Initialize always_executed before processing each basic block.
10951 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10954 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10955 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10957 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10959 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10961 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10963 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10965 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10966 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10967 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10968 target after ignore has been set, and move there also the commputation
10969 of subtarget and original_target.
10970 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10971 (LANG_HOOKS_INITIALIZER): Remove it.
10972 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10974 2008-03-18 Richard Guenther <rguenther@suse.de>
10976 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10977 found an expression with constants, note that in the VN for the lhs.
10978 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10979 fold them to constants if possible. Run cleanup_cfg if done so.
10980 (execute_pre): Return todo.
10981 (do_pre): Likewise.
10982 (execute_fre): Likewise.
10983 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10985 (get_prop_source_stmt): Look through pointer conversions.
10987 2008-03-18 Jan Hubicka <jh@suse.cz>
10989 * tree-pretty-print.c: Include predict.h.
10990 (dump_generic_node): Dump predictor.
10991 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10992 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10993 * gimple-low.c (lower_stmt): Likewise.
10994 * expr.c (expand_expr_real): Likewise.
10995 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10997 (build_predict_expr, build_predict_expr): New.
10998 * predict.h (predictor_name, build_predict_expr): Update.
10999 * c-typeck.c (c_finish_bc_stmt): Add prediction.
11000 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
11001 * predict.def (PRED_CONTINUE): Update hitrate.
11002 * tree.def (PREDICT_EXPR): Define.
11003 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
11004 do not handle BIND_EXPR.
11005 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
11006 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
11007 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
11010 2008-03-18 Michael Matz <matz@suse.de>
11012 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
11014 2008-03-18 Richard Guenther <rguenther@suse.de>
11016 * tree-gimple.h (is_gimple_invariant_address): Declare.
11017 (is_gimple_constant): Likewise.
11018 * tree-gimple.c (is_gimple_constant): New function.
11019 (is_gimple_invariant_address): Likewise.
11020 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
11021 and is_gimple_invariant_address.
11022 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
11024 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
11025 an addressable base.
11027 2008-03-18 Jakub Jelinek <jakub@redhat.com>
11029 PR middle-end/35611
11030 * gimplify.c (gimplify_expr): Gimplify second operand of
11033 2008-03-17 Richard Guenther <rguenther@suse.de>
11035 PR tree-optimization/19637
11036 * fold-const.c (fold_unary): Remove restrictions of removing
11037 intermediate pointer-conversions (P2)(P1)P0.
11038 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
11039 conversion to void pointer.
11040 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
11042 2008-03-16 James E. Wilson <wilson@tuliptree.org>
11045 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
11046 emulated thread local variables.
11048 2008-03-16 Richard Guenther <rguenther@suse.de>
11050 PR middle-end/35607
11051 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
11052 expand TREE_INVARIANT operations that are not gimple invariant.
11054 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
11056 * doc/extend.texi (Alignment): Say that the ABI controls
11057 the __alignof__ for non-strict-alignment targets rather
11058 than being a recommendation.
11060 2008-03-15 Paul Brook <paul@codesourcery.com>
11062 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
11064 (arm_output_fn_unwind): Mark functions that can not be unwound.
11066 2008-03-15 Paul Brook <paul@codesourcery.com>
11068 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
11069 extension instructions.
11071 2008-03-15 Richard Guenther <rguenther@suse.de>
11073 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
11074 and fold constant aggregate refs.
11075 (fold_const_aggregate_ref): Handle string constants
11076 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
11077 (evaluate_stmt): Simplify now that ccp_fold folds constant
11080 2008-03-15 Paul Brook <paul@codesourcery.com>
11082 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
11083 (extzv): Use gen_extzv_t2.
11084 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
11086 2008-03-15 Richard Guenther <rguenther@suse.de>
11088 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
11089 (fold_const_aggregate_ref): Likewise.
11090 (get_value): Return NULL if we don't have any values.
11091 (ccp_finalize): Set const_val to NULL after freeing it.
11092 * tree-flow.h (get_symbol_constant_value): Declare.
11093 (fold_const_aggregate_ref): Likewise.
11094 * tree-ssa-sccvn.c (try_to_simplify): Use them.
11096 2008-03-15 Richard Guenther <rguenther@suse.de>
11098 PR middle-end/35593
11099 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
11100 to not produce negative array indices if not allowed. Add
11101 parameter to indicate that.
11102 (maybe_fold_offset_to_component_ref): Allow negative array
11103 indices only for the first member of a structure.
11104 (maybe_fold_offset_to_reference): Allow negative array indices.
11105 (maybe_fold_stmt_addition): Likewise.
11107 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
11108 Anatoly Sokolov <aesok@post.ru>
11110 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
11111 (avr_arch): Add ARCH_AVR6.
11112 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
11113 (initial_elimination_offset): Initialize and use 'avr_pc_size'
11114 instead of fixed value 2.
11115 (print_operand_address): Use gs() asm specifier instead of pm().
11116 (avr_assemble_integer): (Ditto.).
11117 (avr_output_addr_vec_elt): (Ditto.).
11118 (print_operand): Handle "!" code.
11119 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
11120 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
11121 (AVR_HAVE_EIJMP_EICALL): Define.
11122 (AVR_3_BYTE_PC): Redefine.
11123 (AVR_2_BYTE_PC): (Ditto.).
11124 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
11125 (LINK_SPEC): Add atmega2560 and atmega2561.
11126 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
11128 * config/avr/avr.md (call_insn): Use eicall instead of icall
11129 for 3 byte PC devices.
11130 (call_value_insn): (Ditto.).
11131 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
11132 (indirect_jump): Use only for for 2 byte PC devices.
11133 (*tablejump): (Ditto.).
11134 (*indirect_jump_avr6): Add insn.
11135 (*tablejump_rjmp): Don't use for 3 byte PC devices.
11136 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
11137 instead of ijmp for 3 byte PC devices.
11138 (__tablejump2__): (Ditto.).
11139 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
11140 (MULITLIB_DIRNAMES): (Ditto.).
11141 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
11143 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
11145 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
11146 "sse2_umulsidi3". Use V1DI mode for operand 0.
11147 ("mmx_psadbw"): Use V1DI mode for operand 0.
11148 * config/i386/i386-modes.def (V1SI): New vector mode.
11149 * config/i386/i386.c (struct builtin_description)
11150 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
11151 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
11152 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
11153 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
11154 v1di_ftype_v8qi_v8qi type.
11155 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
11157 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
11158 __builtin_ia32_pmuludq]: Fix the mode of return value.
11160 2008-03-15 Richard Guenther <rguenther@suse.de>
11162 PR middle-end/35595
11163 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
11166 2008-03-14 Bob Wilson <bob.wilson@acm.org>
11168 * doc/invoke.texi (Option Summary, Xtensa Options): Document
11169 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
11170 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
11171 unless TARGET_SERIALIZE_VOLATILE is enabled.
11172 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
11173 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
11174 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
11176 2008-03-14 Richard Guenther <rguenther@suse.de>
11178 PR tree-optimization/34172
11179 * tree-flow.h (refs_may_alias_p): Declare.
11180 (get_single_def_stmt): Likewise.
11181 (get_single_def_stmt_from_phi): Likewise.
11182 (get_single_def_stmt_with_phi): Likewise.
11183 * tree-dfa.c (refs_may_alias_p): New function.
11184 (get_single_def_stmt): Likewise.
11185 (get_single_def_stmt_from_phi): Likewise.
11186 (get_single_def_stmt_with_phi): Likewise.
11187 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
11188 (vn_reference_lookup_1): New helper function.
11189 (vn_reference_lookup): Walk the virtual use-def chain to
11190 continue searching for a match if the def does not alias the
11191 reference we are looking for.
11193 2008-03-14 David Edelsohn <edelsohn@gnu.org>
11195 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
11196 archive and Perzl. Update The Written Word listing.
11198 2008-03-14 Richard Guenther <rguenther@suse.de>
11200 PR tree-optimization/34043
11201 PR tree-optimization/33989
11202 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
11204 (bitmap_find_leader): Use extra argument to verify dominance
11205 relationship inside a basic-block.
11206 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
11207 (find_leader_in_sets): Adjust.
11208 (create_component_ref_by_pieces): Take extra argument for
11209 dominance check, handle lookup failures.
11210 (find_or_generate_expression): Likewise.
11211 (create_expression_by_pieces): Likewise.
11212 (insert_into_preds_of_block): Adjust.
11213 (create_value_expr_from): If asked for, verify all operands
11214 are in the blocks AVAIL_OUT set.
11215 (make_values_for_stmt): Check for SSA_NAMEs that are life
11216 over an abnormal edge.
11217 (compute_avail): Remove such check.
11218 (do_SCCVN_insertion): New function.
11219 (eliminate): If we do not find a leader suitable for replacement
11220 insert a replacement expression from SCCVN if available.
11221 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
11222 (struct vn_ssa_aux): Add needs_insertion flag.
11223 * tree-ssa-sccvn.c (may_insert): New global flag.
11224 (copy_reference_ops_from_ref): Value-number union member access
11225 based on its size, not type and member if insertion is allowed.
11226 (visit_reference_op_load): For a weak match from union type
11227 punning lookup a view-converted value and insert a SSA_NAME
11228 for that value if that is not found.
11229 (visit_use): Make dumps shorter. Do not disallow value numbering
11230 SSA_NAMEs that are life over an abnormal edge to constants.
11231 (free_scc_vn): Release inserted SSA_NAMEs.
11232 (run_scc_vn): New flag to specify whether insertion is allowed.
11233 Process SSA_NAMEs in forward order.
11234 * tree-ssa-loop-im.c (for_each_index): Handle invariant
11235 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
11236 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
11237 pointer type to/from integral types that do not change the
11238 precision to regular conversions.
11240 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11242 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11243 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11244 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
11245 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
11246 input arguments and the mode of return value. Built-in functions
11247 that operate on whole 64-bit MMX register now use V1DI mode.
11249 2008-03-13 Alon Dayan <alond@il.ibm.com>
11250 Olga Golovanevsky <olga@il.ibm.com>
11252 PR tree-optimization/35041
11253 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
11254 to locate the right position in a statement.
11256 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11260 * config/i386/xmmintrin.h: Change all static inline functions to
11261 extern inline and add __gnu_inline__ attribute.
11262 * config/i386/bmintrin.h: Ditto.
11263 * config/i386/smmintrin.h: Ditto.
11264 * config/i386/tmmintrin.h: Ditto.
11265 * config/i386/mmintrin-common.h: Ditto.
11266 * config/i386/ammintrin.h: Ditto.
11267 * config/i386/emmintrin.h: Ditto.
11268 * config/i386/pmmintrin.h: Ditto.
11269 * config/i386/mmintrin.h: Ditto.
11270 * config/i386/mm3dnow.h: Ditto.
11272 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11274 PR middle-end/35185
11275 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11276 (lower_omp_2): New function.
11277 (lower_omp_1, lower_omp): Rewritten.
11279 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11282 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11283 with the phrase "Microsoft Windows compilers".
11284 (Push/Pop Macro Pragmas): New subsection. Document
11285 #pragma push_macro and pragma pop_macro.
11287 2008-03-12 Paul Brook <paul@codesourcery.com>
11289 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11291 2008-03-12 Paul Brook <paul@codesourcery.com>
11293 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
11294 (thumb2_alusi3_short): Exclude PLUS and MINUS.
11295 (thumb2_addsi_shortim): Rename ...
11296 (thumb2_addsi_short): ... to this. Allow register operands.
11297 (thumb2_subsi_short): New pattern.
11298 (thumb2_one_cmplsi2_short,
11299 thumb2_negsi2_short): New patterns and peepholes.
11301 2008-03-12 Paul Brook <paul@codesourcery.com>
11303 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
11305 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/i386.md (int_cond): New code iterator.
11309 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
11310 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
11311 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
11312 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
11313 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
11314 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11315 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11316 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11318 2008-03-12 Paul Brook <paul@codesourcery.com>
11320 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11321 instead of {arm,thumb}_compute_save_reg_mask.
11322 (output_return_instruction): Ditto.
11323 (thumb_unexpanded_epilogue): Ditto.
11324 (thumb1_expand_prologue): Ditto.
11325 (thumb1_output_function_prologue): Ditto.
11326 (arm_set_return_address): Ditto.
11327 (thumb_set_return_address): Ditto.
11328 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11329 regs to achieve stack alignment.
11330 (thumb1_compute_save_reg_mask): Fix compiler warning.
11331 (arm_output_epilogue): Use offsets->saved_regs_mask.
11332 Adjust stack pointer by poping call clobered registers.
11333 (arm_expand_prologue): Use offsets->saved_regs_mask.
11334 Adjust stack pointer by pushing extra registers.
11335 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11337 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11340 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11341 conversion to the operands of a multiplication.
11343 2008-03-12 Richard Guenther <rguenther@suse.de>
11345 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11346 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11347 * timevar.def (TV_TREE_PHIPROP): Add.
11348 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11349 pass description. Use TV_TREE_PHIPROP.
11350 * tree-ssa-forwprop.c: Remove phiprop code.
11352 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11354 PR middle-end/35549
11355 * omp-low.c (maybe_lookup_decl): Constify first argument.
11356 (use_pointer_for_field): Change last argument from bool to
11357 omp_context *. Disallow shared copy-in/out in nested
11358 parallel if decl is shared in outer parallel too.
11359 (build_outer_var_ref, scan_sharing_clauses,
11360 lower_rec_input_clauses, lower_copyprivate_clauses,
11361 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11363 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11364 Ira Rosen <irar@il.ibm.com>
11366 * tree-vectorizer.c (free_stmt_vec_info): New function.
11367 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11368 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11369 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11370 * tree-vect-transform.c (vectorizable_conversion): Free
11371 vec_oprnds0 if it was allocated.
11372 (vect_permute_store_chain): Remove unused VECs.
11373 (vectorizable_store): Free VECs that are allocated in the..
11375 (vect_transform_strided_load, vectorizable_load): Likewise.
11376 (vect_remove_stores): Simplify the code.
11377 (vect_transform_loop): Move code to vect_remove_stores().
11378 Call vect_remove_stores() and free_stmt_vec_info().
11380 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11382 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11383 TARGET_HPUX. Revise comment.
11384 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11385 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11386 Use sr4 variant of `be' instruction when not generating PIC code.
11387 (attr_length_call): Adjust for above change.
11389 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11391 * ipa-reference.c (static_execute): Remove module_statics_const and
11392 associated setting code.
11394 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11397 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11398 predicate for operand 1.
11399 (paritysi2_cmp): Use register_operand predicate for operand 2.
11400 Use earlyclobber modifier for operand 1. Remove support for
11402 (paritydi2_cmp): Use register_operand predicate for operand 3.
11403 Use earlyclobber modifier for operand 1. Remove support for
11406 2008-03-11 Paul Brook <paul@codesourcery.com>
11407 Vladimir Prus <vladimir@codesourcery.com>
11409 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11410 (arm_compute_save_reg0_reg12_mask): Always
11411 check if register 11 must be saved. Always safe hard frame pointer
11412 when frame_pointer_needeed.
11413 (arm_compute_save_reg_mask): Save IP and PC
11414 only with apcs frames.
11415 (arm_output_epilogue): Adjust Thumb2 codepath to
11416 be also invoked and work for ARM non-apcs frames.
11417 (arm_expand_prologue): Don't bother saving IP
11418 for non-apcs frame, since it's not clobbered by
11419 prologue code. Implement non-apcs frame
11422 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11424 PR rtl-optimization/35281
11425 * expr.c (convert_move): Use a new pseudo for the intermediate
11426 from_mode->word_mode result.
11428 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11430 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11431 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11432 * toplev.c (compile_file): Don't call it.
11434 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11436 PR middle-end/35526
11437 * expr.c (store_expr): Call emit_block_move if the mode
11438 of "temp" RTX is BLKmode.
11440 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11441 Richard Guenther <rguenther@suse.de>
11443 PR tree-optimization/31358
11444 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11445 the step with a NULL_TREE.
11446 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11447 to sizetype if type is a pointer type.
11448 (add_candidate_1): Don't convert the base and step to
11449 the generic type if the orginal type is a pointer type.
11450 (add_iv_value_candidates): Use sizetype for the step
11451 if type is a pointer type.
11452 (cand_value_at): Likewise.
11453 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11455 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11456 Don't convert the tem affine to the type.
11457 (add_elt_to_tree): Use sizetype for the step if a pointer.
11458 Use POINTER_PLUS_EXPR for pointers.
11459 (aff_combination_to_tree): Use sizetype for the step if a
11462 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11464 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11465 Remove commutativity hint.
11467 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11471 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11472 errorneous type. Check that v is a VAR_DECL.
11474 PR middle-end/35099
11475 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11477 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11479 PR tree-optimization/35494
11480 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11481 may be overriden at link and run time.
11483 2008-03-10 Richard Guenther <rguenther@suse.de>
11485 PR tree-optimization/34677
11486 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11487 (poolify_tree): Likewise.
11488 (modify_expr_template): Likewise.
11489 (poolify_modify_stmt): Likewise.
11490 (insert_fake_stores): Handle all component-ref style stores
11491 in addition to INDIRECT_REF. Also handle complex types.
11492 Do not poolify the inserted load.
11493 (realify_fake_stores): Do not rebuild the tree but only
11494 make it a SSA_NAME copy.
11495 (init_pre): Remove initialzation of modify_expr_template.
11496 Do not allocate modify_expr_node_pool.
11497 (fini_pre): Do not free modify_expr_node_pool.
11499 2008-03-10 Paul Brook <paul@codesourcery.com>
11501 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11502 to avoid conflicts.
11504 2008-03-10 Paul Brook <paul@codesourcery.com>
11505 Mark Shinwell <shinwell@codesourcery.com>
11507 * config/arm/cortex-r4.md: New.
11508 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11510 * config/arm/arm.md: Include cortex-r4.md.
11511 (insn): Add smmls, sdiv and udiv values.
11512 (generic_sched): Don't use generic scheduling for Cortex-R4.
11513 (arm_issue_rate): New function.
11514 (TARGET_SCHED_ISSUE_RATE): Define.
11516 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11518 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11520 2008-03-10 Richard Guenther <rguenther@suse.de>
11522 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11523 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11525 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11527 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11528 Set default to true.
11530 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11532 * c.opt (Wsynth): Deprecate.
11533 * doc/invoke.texi (Option Summary, Warning Options): Document
11534 -Wno-format-contains-nul.
11536 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11539 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11540 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11542 2008-03-09 Ira Rosen <irar@il.ibm.com>
11544 * config/rs6000/rs6000.c (builtin_description): Rename vector
11545 left shift operations.
11546 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11547 (altivec_vsl<VI_char>): Rename to ...
11548 (ashl<mode>3): ... new name.
11549 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11551 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11553 2008-03-08 Richard Guenther <rguenther@suse.de>
11555 * coverage.h (tree_coverage_counter_addr): Declare.
11556 * coverage.c (tree_coverage_counter_addr): New function.
11557 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11558 before using again.
11559 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11560 (tree_gen_one_value_profiler): Likewise.
11561 (tree_gen_ic_profiler): Likewise.
11562 (tree_gen_average_profiler): Likewise.
11563 (tree_gen_ior_profiler): Likewise.
11565 2008-03-08 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11568 (vn_binary_op_insert): Likewise.
11569 (vn_unary_op_lookup): Likewise.
11570 (vn_unary_op_insert): Likewise.
11571 (vn_nary_op_lookup): Declare.
11572 (vn_nary_op_insert): Likewise.
11573 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11574 and binary hashes, use a single obstack for unary_op_pool
11575 and binary_op_pool.
11576 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11577 a single struct vn_nary_op_s. Store tree code length and
11578 a variable number of operands.
11579 (struct vn_reference_op_struct): Remove unused op2.
11580 (vn_reference_op_eq): Do not compare op2.
11581 (vn_reference_op_compute_hash): Do not compute hash of op2.
11582 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11583 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11584 with vn_nary_op_compute_hash.
11585 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11586 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11588 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11590 (visit_unary_op): Call nary functions.
11591 (visit_binary_op): Likewise.
11592 (process_scc): Adjust for struct vn_tables_s changes.
11593 (allocate_vn_table): Likewise.
11594 (free_vn_table): Likewise.
11595 * tree-vn.c (vn_add): Call nary functions.
11596 (vn_lookup): Likewise.
11598 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11601 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11602 wdst back after sync_compare_and_swapqhi_internal.
11604 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11607 * config/i386/i386-modes.def (V1DI): New vector mode.
11608 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11609 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11610 (MMXMODE248): Ditto.
11611 (MMXMODE): Add V1DI mode.
11612 (mmxvecsize): Change DI mode to V1DI mode.
11613 ("mov<mode>): Use MMXMODEI8 mode iterator.
11614 ("*mov<mode>_internal_rex64"): Ditto.
11615 ("*mov<mode>_internal"): Ditto.
11616 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11617 ("mmx_sub<mode>3"): Ditto.
11618 ("mmx_adddi3"): Remove insn pattern.
11619 ("mmx_subdi3"): Ditto.
11620 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11621 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11622 ("mmx_ashl<mode>3"): Ditto.
11623 ("mmx_lshrdi3"): Remove insn pattern.
11624 ("mmx_ashldi3"): Ditto.
11625 * config/i386/i386.c (classify_argument): Handle V1DImode.
11626 (function_arg_advance_32): Ditto.
11627 (function_arg_32): Ditto.
11628 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11629 mmx_addv1di3 insn pattern.
11630 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11631 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11632 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11633 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11634 Remove definitions of built-in functions.
11635 (V1DI_type_node): New node.
11636 (v1di_ftype_v1di_int): Ditto.
11637 (v1di_ftype_v1di_v1di): Ditto.
11638 (v2si_ftype_v2si_si): Ditto.
11639 (v4hi_ftype_v4hi_di): Remove node.
11640 (v2si_ftype_v2si_di): Ditto.
11641 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11642 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11643 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11644 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11645 Add new builtins using def_builtin_const.
11646 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11647 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11648 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11649 * config/i386/mmintrin.h (__v1di): New typedef.
11650 (_mm_add_si64): Cast arguments to __v1di type.
11651 (_mm_sub_si64): Ditto.
11652 (_mm_sll_pi16): Cast __count to __v4hi type.
11653 (_mm_sll_pi32): Cast __count to __v2si type.
11654 (_mm_sll_si64): Cast arguments to __v1di type.
11655 (_mm_srl_pi16): Cast __count to __v4hi type.
11656 (_mm_srl_pi32): Cast __count to __v2si type.
11657 (_mm_srl_si64): Cast arguments to __v1di type.
11658 (_mm_sra_pi16): Cast __count to __v4hi type.
11659 (_mm_sra_pi32): Cast __count to __v2si type.
11660 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11661 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11662 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11663 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11664 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11665 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11666 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11667 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11668 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11669 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11670 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11671 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11673 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11675 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11677 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11680 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11681 reg+const addressing for Altivec modes. Don't generate reg+reg
11682 addressing for TFmode or TDmode quantities.
11684 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11686 * c-common.c (vector_types_convertible_p): Call langhook
11687 instead of comptypes.
11689 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11692 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11693 integral and scalar float variables which have a
11696 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11698 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11699 dwarf_register_span hook when emitting unwind information for
11700 register-to-memory saves.
11701 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11702 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11704 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11706 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11707 for the same VAR_DECL.
11709 2008-03-06 Tom Tromey <tromey@redhat.com>
11711 * treelang: Delete.
11712 * doc/standards.texi (Standards): Don't mention treelang.
11713 * doc/invoke.texi (Overall Options): Don't mention treelang.
11714 * doc/install.texi (Prerequisites): Don't mention bison or
11716 (Configuration): Don't mention treelang.
11717 (Building): Likewise.
11718 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11720 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11722 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11723 word-extractions out of a multi-word object.
11725 2008-03-06 Richard Guenther <rguenther@suse.de>
11727 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11728 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11729 result type and precision.
11730 * expr.c (get_inner_reference): Set unsignedp based on the result
11731 type of BIT_FIELD_REF.
11732 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11733 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11734 (try_instantiate_multiple_fields): Likewise. Use the correct type
11736 (sra_build_assignment): Likewise.
11737 (sra_build_elt_assignment): Likewise.
11738 (sra_explode_bitfield_assignment): Likewise.
11739 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11740 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11741 set BIT_FIELD_REF_UNSIGNED.
11742 (vectorizable_load): Likewise.
11744 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11746 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11749 2008-03-06 Richard Guenther <rguenther@suse.de>
11751 * alias.c (struct alias_set_entry): Move has_zero_child field
11752 to pack with alias_set.
11754 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11756 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11759 2008-03-05 Ian Lance Taylor <iant@google.com>
11761 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11763 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11765 * fwprop.c (update_df): Support width and offset parameters of
11767 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11768 global_conflicts): Change DF_REF_EXTRACT to either
11769 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11770 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11771 * df-scan.c (df_ref_record, df_defs_record,
11772 df_ref_create_structure, df_def_record_1, df_uses_record,
11773 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11774 df_bb_refs_collect, df_entry_block_defs_collect,
11775 df_exit_block_uses_collect): Support new width and offset fields.
11776 (ref_extract_pool): New storage pool.
11777 (df_free_ref): New function.
11778 (df_reg_chain_unlink, df_free_collection_rec,
11779 df_sort_and_compress_refs): Call df_free_ref.
11780 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11782 (df_ref_create_structure): Allocate df_ref_extract if offset and
11783 width fields are used.
11784 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11785 (df_uses_record): Get offset and width from ZERO_EXTRACT
11787 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11788 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11789 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11790 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11791 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11792 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11793 (df_ref_extract): New structure.
11794 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11795 (df_ref_create): Add width and offset parameters.
11797 2008-03-05 Richard Guenther <rguenther@suse.de>
11799 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11800 Use ranges_overlap_p.
11801 (offset_overlaps_with_access): Rename
11802 to ranges_overlap_p and move ...
11803 * tree-flow-inline.h (ranges_overlap_p): ... here.
11805 * tree.h (get_inner_reference, handled_component_p): Update
11808 * tree.h (record_component_aliases, get_alias_set,
11809 alias_sets_conflict_p, alias_sets_must_conflict_p,
11810 objects_must_conflict_p): Move declarations ...
11811 * alias.h (record_component_aliases, get_alias_set,
11812 alias_sets_conflict_p, alias_sets_must_conflict_p,
11813 objects_must_conflict_p): ... here.
11814 Include coretypes.h.
11815 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11817 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11819 * cfg.c: Include tree-flow.h.
11820 (remove_edge_raw): Call redirect_edge_var_map_clear.
11821 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11822 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11823 (redirect_edge_var_map_result): New.
11824 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11825 PENDING_STMT use with redirect_edge_var_map_*.
11826 * tree-ssa.c (edge_var_maps): New definition.
11827 (redirect_edge_var_map_add): New.
11828 (redirect_edge_var_map_clear): New.
11829 (redirect_edge_var_map_dup): New.
11830 (redirect_edge_var_map_vector): New.
11831 (redirect_edge_var_map_destroy): New.
11832 (ssa_redirect_edge): Replace PENDING_STMT use with
11833 redirect_edge_var_map_*.
11834 (flush_pending_stmts): Same.
11835 (delete_tree_ssa): Destroy edge var map.
11836 * tree-flow.h (struct _edge_var_map): New.
11837 Define edge_var_map vector type.
11838 Declare redirect_edge_var_map_* prototypes.
11839 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11840 * tree-cfg.c (reinstall_phi_args): Replace
11841 PENDING_STMT use with redirect_edge_var_map_*.
11843 2008-03-05 Richard Guenther <rguenther@suse.de>
11845 PR tree-optimization/35472
11846 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11847 whose single use_stmt has a overlapping set of loaded and
11848 stored symbols as that use_stmt might be a noop assignment then.
11850 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11852 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11854 2008-03-05 Richard Guenther <rguenther@suse.de>
11857 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11858 should be constants.
11859 * tree-cfg.c (verify_expr): Verify it.
11860 * fold-const.c (fold_truthop): Remove code generating
11861 BIT_FIELD_REFs of structure bases.
11862 (fold_binary): Likewise.
11863 (fold_ternary): Position and size of BIT_FIELD_REFs are
11864 always host integers.
11865 (make_bit_field_ref): Remove.
11866 (optimize_bit_field_compare): Remove.
11867 (all_ones_mask_p): Remove.
11869 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11872 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11873 (split_block_and_df_analyze): New. Split basic block and rebuild
11875 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11877 (split_pattern_seq): Likewise.
11878 (erase_matching_seqs): Likewise.
11879 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11881 2008-03-04 Geoff Keating <geoffk@apple.com>
11883 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11884 declaration and code.
11885 (tree_invalid_nonnegative_warnv_p): Likewise.
11887 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11889 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11890 examples. Truncate option-names then causing overfull hbox.
11892 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11895 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11897 * configure: Rebuilt.
11899 2008-03-04 Rafael Espindola <espindola@google.com>
11901 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11902 (tree_unary_nonnegative_warnv_p): New.
11903 (tree_binary_nonnegative_warnv_p): New.
11904 (tree_single_nonnegative_warnv_p): New.
11905 (tree_invalid_nonnegative_warnv_p): New.
11906 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11908 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11911 * opts.c (handle_option): Postpone 'unknown option' errors only for
11914 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11917 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11920 2008-03-04 Rafael Espindola <espindola@google.com>
11922 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11923 (tree_binary_nonzero_warnv_p): New.
11924 (tree_single_nonzero_warnv_p): New.
11925 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11927 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11929 PR middle-end/35456
11930 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11931 transformations for modes that have signed zeros.
11932 * ifcvt.c (noce_try_abs): Ditto.
11934 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11936 * config/i386/i386.c (override_options): Force
11937 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11939 2008-03-04 Jan Hubicka <jh@suse.cz>
11942 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11945 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11947 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11948 label to probe the stack.
11950 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11952 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11953 (__gthr_win32_mutex_destroy): Declare.
11954 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11955 __gthr_win32_mutex_destroy.
11956 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11958 2008-03-03 Jan Hubicka <jh@suse.cz>
11961 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11962 aggressive on inlining cold calls.
11964 2008-03-03 Richard Guenther <rguenther@suse.de>
11966 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11967 struct copies into the expression table.
11968 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11969 (try_to_simplify): Likewise.
11970 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11971 integral and pointer arguments which do not change the
11972 precision to NOP_EXPRs.
11973 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11974 VIEW_CONVERT_EXPR case.
11976 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11978 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11979 defined in a loop at depth 0 is invariant.
11980 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11981 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11982 be called at loop depth 0.
11984 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11987 * gcc.c (process_command): Update copyright notice dates.
11988 * gcov.c (print_version): Likewise.
11989 * gcov-dump.c (print_version): Likewise.
11990 * mips-tfile.c (main): Likewise.
11991 * mips-tdump.c (main): Likewise.
11993 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11996 * c-common.c (flag_permissive): Delete.
11997 (constant_expression_warnings): Check flags first.
11998 (constant_expression_error): New.
11999 * c-common.h (flag_permissive): Delete.
12000 (constant_expression_error): Declare.
12001 * flags.h (flag_permissive): Declare. Update description.
12002 * diagnostic.c (pedwarn): Update.
12004 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
12005 (permissive_error_kind): New.
12006 * toplev.c (flag_permissive): Define. Update description.
12007 * toplev.h (permissive_error_kind): Declare.
12008 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
12009 (pedwarn_c90): Use pedantic_warning_kind.
12010 * c-opts.c (c_common_post_options): flag_permissive does not affect
12011 flag_pedantic_errors.
12013 2008-03-02 Joseph Myers <joseph@codesourcery.com>
12015 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
12016 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
12017 __absvsi2, __absvDI2): Use unsigned arithmetic.
12019 2008-03-02 Andi Kleen <ak@suse.de>
12020 Richard Guenther <rguenther@suse.de>
12022 * struct-equiv.c: Remove file.
12023 * cfg_cleanup.c (condjump_equiv_p): Remove.
12024 * Makefile.in (OBJS-common): Remove struct-equiv.o.
12025 (struct-equiv.o): Remove rule.
12026 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
12027 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
12028 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
12030 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12032 * ifcvt.c (noce_process_if_block): Try to handle only the then
12033 block if the else block exists but isn't suitable.
12035 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12038 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
12039 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
12040 regression from previous patch.
12042 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12045 * gthr.h: Add __gthread_mutex_destroy as a function that must be
12047 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
12048 * gthr-single.h (__gthread_mutex_destroy): Likewise.
12049 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
12050 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
12051 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
12052 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
12053 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
12054 (__gthread_mutex_destroy_function): Rename to
12055 __gthread_mutex_destroy.
12056 * gthr-dce.h (__gthread_mutex_destroy): Call
12057 pthread_mutex_destroy.
12058 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
12059 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
12060 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
12062 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12064 * df-scan.c (df_ref_chain_change_bb): Simplify.
12065 (df_insn_change_bb): Add new_bb argument. Simplify. Call
12066 set_block_for_insn if there's any change.
12067 * df.h ((df_insn_change_bb): Fix prototype.
12068 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
12069 df_insn_change_bb, don't call set_block_for_insn.
12070 * emit-rtl.c (reorder_insns): Likewise.
12071 * haifa-sched.c (move_insn): Likewise.
12073 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12075 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
12077 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12079 * tree-flow-inline.h (next_readonly_imm_use): Return
12080 NULL_USE_OPERAND_P after the end.
12082 2008-03-01 Richard Guenther <rguenther@suse.de>
12084 PR tree-optimization/35411
12085 * tree-sra.c (sra_build_assignment): Split conversion to
12086 final type to a separate statement if we are not assigning
12089 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12091 * fold-const.c (fold_convertible_p): Correct the logic to follow
12092 that in fold_convert().
12094 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
12097 * tree-inline.c (build_duplicate_type): When we make a
12098 duplicate type, make it unique in the canonical types system.
12100 2008-02-29 Tom Tromey <tromey@redhat.com>
12102 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
12103 input_file_stack_history, input_file_stack_restored): Remove.
12104 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12105 * input.h (struct file_stack): Remove.
12106 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12107 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
12109 * diagnostic.h (struct diagnostic_context) <last_module>: Change
12111 (diagnostic_last_module_changed): Add 'map' argument.
12112 (diagnostic_set_last_function): Likewise.
12113 * diagnostic.c (undiagnostic_report_current_module): Iterate using
12114 line map, not input_file_stack.
12115 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
12117 2008-02-29 Paul Brook <paul@codesourcery.com>
12119 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
12121 2008-02-29 Paul Brook <paul@codesourcery.com>
12123 * config/arm/ieee754-df.S (muldf3): Use RET macros.
12125 2008-02-29 Richard Guenther <rguenther@suse.de>
12127 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
12129 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
12130 value for comparing for a store match.
12131 (simplify_unary_expression): Do nothing for SSA_NAMEs.
12132 (try_to_simplify): Do not do a full-blown reference lookup.
12134 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12136 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
12137 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12139 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
12141 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
12143 * tree-loop-linear.c (try_interchange_loops): Compare memory access
12144 strides against cache sizes.
12146 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12148 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
12151 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
12153 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
12154 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
12155 is smaller than the original promoted value.
12156 (simplify_subreg): If OP is a SUBREG, try to preserve its
12157 SUBREG_PROMOTED_VAR_P information.
12159 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
12161 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
12162 (VN_INFO_GET): Allocate new objects on the obstack.
12163 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
12164 for rpo_numbers_temp, for consistency.
12165 (free_scc_vn): Free the obstack.
12167 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
12169 * doc/invoke.texi: Document -ftree-loop-distribution.
12170 * tree-loop-distribution.c: New.
12171 * tree-pass.h (pass_loop_distribution): New.
12172 * graphds.h (struct graph): Add htab_t indices.
12173 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
12174 * tree-vectorizer.c (rename_variables_in_loop): Extern.
12175 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
12176 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
12177 * tree-data-ref.c (debug_data_dependence_relations): New.
12178 (dump_data_dependence_relation): Also print data references.
12179 (free_data_ref): Extern.
12180 (same_access_functions): Moved...
12181 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
12182 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12183 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
12184 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
12185 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
12186 (stmts_from_loop): Skip LABEL_EXPR.
12187 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
12189 (build_rdg): Initialize rdg->indices htab.
12190 (free_rdg, stores_from_loop, ref_base_address,
12191 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
12192 have_similar_memory_accesses_1, ref_base_address_1,
12193 remove_similar_memory_refs): New.
12194 * tree-data-ref.h: Depend on tree-chrec.h.
12195 (debug_data_dependence_relations, free_data_ref): Declared.
12196 (same_access_functions): ... here.
12197 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
12199 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
12200 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
12201 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
12202 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12203 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
12204 rdg_vertex_for_stmt): Declared.
12205 (struct rdg_edge): Add level.
12207 (free_rdg, stores_from_loop, remove_similar_memory_refs,
12208 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
12210 (rdg_has_similar_memory_accesses): New.
12211 * tree-vect-analyze.c: Remove unused static decls.
12212 * lambda.h (dependence_level): New.
12213 * common.opt (ftree-loop-distribution): New.
12214 * tree-flow.h (mark_virtual_ops_in_bb,
12215 slpeel_tree_duplicate_loop_to_edge_cfg,
12216 rename_variables_in_loop): Declared.
12217 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
12218 (OBJS-common): Add tree-loop-distribution.o.
12219 (tree-loop-distribution.o): New rule.
12220 * tree-cfg.c (mark_virtual_ops_in_bb): New.
12221 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
12222 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
12224 2008-02-28 Joseph Myers <joseph@codesourcery.com>
12227 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
12228 other than structures and unions.
12230 2008-02-28 Richard Guenther <rguenther@suse.de>
12233 2008-02-26 Richard Guenther <rguenther@suse.de>
12235 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12236 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12237 (lookup_decl_from_uid): Declare.
12238 (remove_decl_from_map): Likewise.
12239 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12240 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12241 (decl_for_uid_map): New global hashtable mapping DECL_UID
12243 (init_ttree): Allocate it.
12244 (insert_decl_to_uid_decl_map): New helper function.
12245 (make_node_stat): Insert new decls into the map.
12246 (copy_node_stat): Likewise.
12247 (lookup_decl_from_uid): New function.
12248 (remove_decl_from_map): Likewise.
12249 (print_decl_for_uid_map_statistics): New helper.
12250 (dump_tree_statistics): Call it.
12252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12253 (referenced_var_iterator): Adjust.
12254 (FOR_EACH_REFERENCED_VAR): Adjust.
12255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12256 (num_referenced_vars): Adjust.
12257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12258 (first_referenced_var): Remove.
12259 (end_referenced_vars_p): Likewise.
12260 (next_referenced_var): Likewise.
12261 (referenced_var_iterator_set): New helper function.
12262 * tree-dfa.c (referenced_var_lookup): Adjust.
12263 (referenced_var_check_and_insert): Likewise.
12264 (remove_referenced_var): Likewise.
12265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12267 (verify_call_clobbering): Likewise.
12268 (verify_memory_partitions): Likewise.
12269 (init_tree_ssa): Allocate bitmap instead of hashtable for
12271 (delete_tree_ssa): Adjust.
12272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12274 (compute_tag_properties): Likewise.
12275 (set_initial_properties): Likewise.
12276 (find_partition_for): Likewise.
12277 (update_reference_counts): Likewise.
12278 (dump_may_aliases_for): Likewise.
12279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12280 (add_call_clobber_ops): Likewise.
12281 (add_call_read_ops): Likewise.
12282 (get_asm_expr_operands): Likewise.
12283 * tree-into-ssa.c (dump_decl_set): Likewise.
12284 (update_ssa): Likewise.
12285 * tree-sra.c (scan_function): Likewise.
12286 (decide_instantiations): Likewise.
12287 (scalarize_parms): Likewise.
12288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12289 (dsa_named_for): Likewise.
12290 * tree-ssa-structalias.c (update_alias_info): Likewise.
12291 (merge_smts_into): Likewise.
12293 2008-02-27 David Daney <ddaney@avtrex.com>
12296 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
12297 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
12298 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
12299 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
12300 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
12302 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
12305 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
12306 (BUILT_IN_NEXTTOWARD): Remove.
12307 (BUILT_IN_NEXTTOWARDF): Ditto.
12308 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
12309 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
12311 2008-02-27 Tom Tromey <tromey@redhat.com>
12313 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
12314 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12316 2008-02-27 Jan Beulich <jbeulich@novell.com>
12318 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12319 update the respective field on newdecl.
12321 2008-02-27 Revital Eres <eres@il.ibm.com>
12323 PR rtl-optimization/34999
12324 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12325 crossing edges that ends with a call insn.
12326 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12327 call insn and clear the EDGE_CROSSING flag of the crossing edge
12328 when fixing fallthru edges.
12330 2008-02-27 Richard Guenther <rguenther@suse.de>
12332 PR middle-end/35390
12333 * fold-const.c (fold_unary): Return the correct argument,
12334 converted to the result type.
12336 2008-02-27 Richard Guenther <rguenther@suse.de>
12338 PR middle-end/34971
12339 * expr.c (expand_expr_real_1): Assert on rotates that operate
12341 * fold-const.c (fold_binary): Use the types precision, not the
12342 bitsize of the mode if folding rotate expressions. Build rotates
12343 only for full modes.
12345 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12347 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12348 and CPP_PRAGMA_EOL.
12349 * c-pragma.c (pragma_ns_name): New typedef.
12350 (registered_pp_pragmas): New variable.
12351 (c_pp_lookup_pragma): New function.
12352 (c_register_pragma_1): If flag_preprocess_only, do nothing
12353 for non-expanded pragmas, for expanded ones push pragma's
12354 namespace and name into registered_pp_pragmas vector.
12355 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12356 flag_preprocess_only, don't register GCC pch_preprocess
12357 pragma if flag_preprocess_only.
12358 * c-opts.c (c_common_init): Call init_pragma even if
12359 flag_preprocess_only.
12360 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12361 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12362 cpp_register_pragma if flag_preprocess_only.
12364 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12367 * c-parser.c (c_parser_translation_unit): Warn for empty
12368 translation unit, not empty source file.
12370 2008-02-26 Paul Brook <paul@codesourcery.com>
12372 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12373 operand for Thumb-2.
12374 * config/arm/arm.h (reg_class): Add CORE_REGS.
12375 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12376 (BASE_REG_CLASS): Use CORE_REGS.
12377 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12378 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12379 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12380 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12381 ARM_REGNO_OK_FOR_INDEX_P.
12382 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12383 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12384 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12385 (ldm/stm peepholes): Ditto.
12386 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12387 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12388 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12389 * config/arm/constraints.md: Enable "k" constraint on ARM.
12391 2008-02-27 Ben Elliston <bje@au.ibm.com>
12393 * config/rs6000/rs6000.c: Annotate cache line size field in all
12394 instances of struct processor_costs.
12396 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12398 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12399 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12400 jump_bypass): New counters.
12401 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12402 * dce.c (gate_ud_dce): Same.
12403 (gate_fast_dce): Same.
12404 * dse.c (gate_dse1): New function.
12405 (gate_dse2): New function.
12406 (gate_dse): Merge results of new gate functions.
12407 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12408 (gate_handle_jump_bypass): Add dbg_cnt.
12409 (gate_handle_gcse): Add dbg_cnt.
12410 * ifcvt.c (gate_handle_if_conversion): Same.
12411 (gate_handle_if_after_combine): Same.
12412 (gate_handle_if_after_reload): Same.
12413 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12415 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12417 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12419 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12421 2008-02-26 Jason Merrill <jason@redhat.com>
12424 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12425 alone if it's the naming decl for the type's main variant.
12427 2008-02-26 Tom Tromey <tromey@redhat.com>
12429 * system.h (USE_MAPPED_LOCATION): Poison.
12430 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12431 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12432 (make_goto_expr_edges): Likewise.
12433 (remove_bb): Likewise.
12434 (execute_warn_function_return): Likewise.
12435 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12437 * c-common.c (fname_decl): Remove old location code.
12438 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12440 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12442 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12443 (gen_rtx_ASM_INPUT): Likewise.
12444 (gen_rtx_ASM_INPUT_loc): Likewise.
12445 (get_rtx_asm_OPERANDS): Remove.
12446 * cfglayout.c (insn_locators_alloc): Remove old location code.
12447 (set_curr_insn_source_location): Likewise.
12448 (curr_insn_locator): Likewise.
12449 * print-tree.c (print_node): Remove old location code.
12450 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12451 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12452 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12453 location_from_locus.
12454 (construct_exit_block): Remove old location code.
12455 * emit-rtl.c (force_next_line_note): Remove old location code.
12456 * profile.c (branch_prob): Remove old location code.
12457 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12458 LOC_LINE): Remove old-location variants.
12459 * langhooks.c (lhd_print_error_function): Remove old location
12461 * configure, config.in: Rebuilt.
12462 * configure.ac (--enable-mapped-location): Remove.
12463 * c-decl.c (c_init_decl_processing): Remove old location code.
12464 (finish_function): Likewise.
12465 * recog.c (decode_asm_operands): Remove old location code.
12466 * c-pch.c (c_common_read_pch): Remove old location code.
12467 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12469 * gimple-low.c (lower_function_body): Remove old location code.
12470 * toplev.c (unknown_location): Remove.
12471 (push_srcloc): Remove old-location variant.
12472 (process_options): Remove old location code.
12473 (lang_dependent_init): Likewise.
12474 * input.h (UNKNOWN_LOCATION): Move definition.
12475 (location_t): Undeprecate.
12476 (source_locus): Remove.
12477 (location_from_locus): Remove.
12478 (struct location_s): Remove.
12479 Remove all old-location code.
12480 (input_line, input_filename): Remove.
12481 * final.c (final_scan_insn): Remove old location code.
12482 * diagnostic.c (diagnostic_build_prefix): Remove
12483 USE_MAPPED_LOCATION test.
12484 * tree.h (gimple_stmt) <locus>: Now a location_t.
12485 (tree_exp) <locus>: Likewise.
12486 (DECL_IS_BUILTIN): Remove old-location variant.
12487 (annotate_with_file_line, annotate_with_locus): Likewise.
12488 (expr_locus, set_expr_locus): Update.
12489 * tree.c (build1_stat): Remove old location code.
12490 (last_annotated_node): Remove.
12491 (annotate_with_file_line): Remove old-location variant.
12492 (annotate_with_locus): Likewise.
12493 (expr_location): Remove old location code.
12494 (set_expr_location): Likewise.
12495 (expr_has_location): Likewise.
12496 (expr_locus): Likewise.
12497 (set_expr_locus): Likewise.
12498 (expr_filename): Don't use location_from_locus.
12499 (expr_lineno): Likewise.
12500 * rtl-error.c (location_for_asm): Remove old location code.
12501 * c-lex.c (cb_line_change): Remove old location code.
12502 (fe_file_change): Likewise.
12503 (cb_def_pragma): Likewise.
12504 (c_lex_with_flags): Likewise.
12505 * gengtype.c (do_typedef): Don't special-case location types.
12506 (define_location_structures): Remove.
12507 (main): Don't call define_location_structures.
12508 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12511 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12514 * builtins.def (BUILT_IN_STDARG_START): Remove.
12515 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12516 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12517 * tree-inline.c (inline_forbidden_p_1): Likewise.
12519 2008-02-26 Richard Guenther <rguenther@suse.de>
12521 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12522 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12523 (lookup_decl_from_uid): Declare.
12524 (remove_decl_from_map): Likewise.
12525 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12526 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12527 (decl_for_uid_map): New global hashtable mapping DECL_UID
12529 (init_ttree): Allocate it.
12530 (insert_decl_to_uid_decl_map): New helper function.
12531 (make_node_stat): Insert new decls into the map.
12532 (copy_node_stat): Likewise.
12533 (lookup_decl_from_uid): New function.
12534 (remove_decl_from_map): Likewise.
12535 (print_decl_for_uid_map_statistics): New helper.
12536 (dump_tree_statistics): Call it.
12538 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12539 (referenced_var_iterator): Adjust.
12540 (FOR_EACH_REFERENCED_VAR): Adjust.
12541 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12542 (num_referenced_vars): Adjust.
12543 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12544 (first_referenced_var): Remove.
12545 (end_referenced_vars_p): Likewise.
12546 (next_referenced_var): Likewise.
12547 (referenced_var_iterator_set): New helper function.
12548 * tree-dfa.c (referenced_var_lookup): Adjust.
12549 (referenced_var_check_and_insert): Likewise.
12550 (remove_referenced_var): Likewise.
12551 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12553 (verify_call_clobbering): Likewise.
12554 (verify_memory_partitions): Likewise.
12555 (init_tree_ssa): Allocate bitmap instead of hashtable for
12557 (delete_tree_ssa): Adjust.
12558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12560 (compute_tag_properties): Likewise.
12561 (set_initial_properties): Likewise.
12562 (find_partition_for): Likewise.
12563 (update_reference_counts): Likewise.
12564 (dump_may_aliases_for): Likewise.
12565 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12566 (add_call_clobber_ops): Likewise.
12567 (add_call_read_ops): Likewise.
12568 (get_asm_expr_operands): Likewise.
12569 * tree-into-ssa.c (dump_decl_set): Likewise.
12570 (update_ssa): Likewise.
12571 * tree-sra.c (scan_function): Likewise.
12572 (decide_instantiations): Likewise.
12573 (scalarize_parms): Likewise.
12574 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12575 (dsa_named_for): Likewise.
12576 * tree-ssa-structalias.c (update_alias_info): Likewise.
12577 (merge_smts_into): Likewise.
12579 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12582 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12583 * c-opts.c (c_common_handle_option): Wall enables
12584 Wvolatile-register-var.
12585 * common.opt: Move Wvolatile-register-var to...
12588 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12590 * common.opt (Wlarger-than=): New.
12591 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12593 * opts.c (common_handle_option): Handle -Wlarger-than=.
12594 * optc-gen.awk: Likewise.
12595 * opth-gen.awk: Likewise.
12596 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12597 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12599 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12601 * c-common.c (match_case_to_enum_1): Add appropriate
12602 OPT_W* parameter to warning.
12603 (c_do_switch_warnings): Likewise.
12604 * c-typeck.c (warning_init): Add one more parameter following
12605 'warning' function.
12606 (push_init_level): Update call to warning_init.
12607 (pop_init_level): Likewise.
12608 (add_pending_init): Likewise.
12609 (output_init_element: Likewise.
12611 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12614 * toplev.c (toplev_main): If there are warnings or error, print
12615 errors for ignored options.
12616 * opts.c (ignored_options): New static variable.
12617 (postpone_unknown_option_error): New.
12618 (print_ignored_options): New.
12619 (handle_option): Postpone errors for unknown -Wno-* options.
12620 * opts.h (print_ignored_options): Declare.
12622 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12624 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12627 2008-02-25 Richard Guenther <rguenther@suse.de>
12630 2008-02-25 Richard Guenther <rguenther@suse.de>
12632 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12633 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12634 (lookup_decl_from_uid): Declare.
12635 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12636 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12637 (decl_for_uid_map): New global hashtable mapping DECL_UID
12639 (init_ttree): Allocate it.
12640 (insert_decl_to_uid_decl_map): New helper function.
12641 (make_node_stat): Insert new decls into the map.
12642 (copy_node_stat): Likewise.
12643 (lookup_decl_from_uid): New function.
12644 (print_decl_for_uid_map_statistics): New helper.
12645 (dump_tree_statistics): Call it.
12647 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12648 (referenced_var_iterator): Adjust.
12649 (FOR_EACH_REFERENCED_VAR): Adjust.
12650 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12651 (num_referenced_vars): Adjust.
12652 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12653 (first_referenced_var): Remove.
12654 (end_referenced_vars_p): Likewise.
12655 (next_referenced_var): Likewise.
12656 (referenced_var_iterator_set): New helper function.
12657 * tree-dfa.c (referenced_var_lookup): Adjust.
12658 (referenced_var_check_and_insert): Likewise.
12659 (remove_referenced_var): Likewise.
12660 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12661 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12662 (verify_call_clobbering): Likewise.
12663 (verify_memory_partitions): Likewise.
12664 (init_tree_ssa): Allocate bitmap instead of hashtable for
12666 (delete_tree_ssa): Adjust.
12667 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12668 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12669 (compute_tag_properties): Likewise.
12670 (set_initial_properties): Likewise.
12671 (find_partition_for): Likewise.
12672 (update_reference_counts): Likewise.
12673 (dump_may_aliases_for): Likewise.
12674 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12675 (add_call_clobber_ops): Likewise.
12676 (add_call_read_ops): Likewise.
12677 (get_asm_expr_operands): Likewise.
12678 * tree-into-ssa.c (dump_decl_set): Likewise.
12679 (update_ssa): Likewise.
12680 * tree-sra.c (scan_function): Likewise.
12681 (decide_instantiations): Likewise.
12682 (scalarize_parms): Likewise.
12683 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12684 (dsa_named_for): Likewise.
12685 * tree-ssa-structalias.c (update_alias_info): Likewise.
12686 (merge_smts_into): Likewise.
12688 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12691 * doc/invoke.texi (-fcx-limited-range): Document new option.
12692 * toplev.c (process_options): Handle -fcx-fortran-rules.
12693 * common.opt: Add documentation for -fcx-fortran-rules.
12695 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12698 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12699 actual behaviour and C99.
12701 2008-02-26 Ben Elliston <bje@au.ibm.com>
12703 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12704 (ASM_CPU_POWER6_SPEC): Likewise.
12705 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12706 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12707 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12709 2008-02-25 Richard Guenther <rguenther@suse.de>
12711 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12712 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12713 (lookup_decl_from_uid): Declare.
12714 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12715 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12716 (decl_for_uid_map): New global hashtable mapping DECL_UID
12718 (init_ttree): Allocate it.
12719 (insert_decl_to_uid_decl_map): New helper function.
12720 (make_node_stat): Insert new decls into the map.
12721 (copy_node_stat): Likewise.
12722 (lookup_decl_from_uid): New function.
12723 (print_decl_for_uid_map_statistics): New helper.
12724 (dump_tree_statistics): Call it.
12726 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12727 (referenced_var_iterator): Adjust.
12728 (FOR_EACH_REFERENCED_VAR): Adjust.
12729 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12730 (num_referenced_vars): Adjust.
12731 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12732 (first_referenced_var): Remove.
12733 (end_referenced_vars_p): Likewise.
12734 (next_referenced_var): Likewise.
12735 (referenced_var_iterator_set): New helper function.
12736 * tree-dfa.c (referenced_var_lookup): Adjust.
12737 (referenced_var_check_and_insert): Likewise.
12738 (remove_referenced_var): Likewise.
12739 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12740 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12741 (verify_call_clobbering): Likewise.
12742 (verify_memory_partitions): Likewise.
12743 (init_tree_ssa): Allocate bitmap instead of hashtable for
12745 (delete_tree_ssa): Adjust.
12746 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12748 (compute_tag_properties): Likewise.
12749 (set_initial_properties): Likewise.
12750 (find_partition_for): Likewise.
12751 (update_reference_counts): Likewise.
12752 (dump_may_aliases_for): Likewise.
12753 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12754 (add_call_clobber_ops): Likewise.
12755 (add_call_read_ops): Likewise.
12756 (get_asm_expr_operands): Likewise.
12757 * tree-into-ssa.c (dump_decl_set): Likewise.
12758 (update_ssa): Likewise.
12759 * tree-sra.c (scan_function): Likewise.
12760 (decide_instantiations): Likewise.
12761 (scalarize_parms): Likewise.
12762 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12763 (dsa_named_for): Likewise.
12764 * tree-ssa-structalias.c (update_alias_info): Likewise.
12765 (merge_smts_into): Likewise.
12767 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12770 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12771 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12772 * alias.h (nonoverlapping_memrefs_p): Likewise.
12774 2008-02-25 Jan Beulich <jbeulich@novell.com>
12776 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12777 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12778 __emultls_get_address, __emultls_register_common,
12779 __floatundi?f, and _Unwind_GetIPInfo.
12780 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12781 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12782 (gen_regparm_prefix): Likewise.
12783 (i386_nlm_encode_section_info): Sync with
12784 config/i386/winnt.c:i386_pe_encode_section_info().
12785 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12786 i386_nlm_mangle_decl_assembler_name): New.
12787 (netware_override_options): New.
12788 * config/i386/netware.h (netware_override_options): Declare.
12789 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12790 (i386_nlm_mangle_decl_assembler_name): Declare.
12791 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12793 2008-02-25 Ben Elliston <bje@au.ibm.com>
12796 * c-decl.c (grokdeclarator): Remove unused local variables
12797 `typedef_type' and `type_as_written'.
12799 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12800 unused local variable `has_hot_blocks'.
12801 (fix_crossing_conditional_branches): Remove unused local variable
12804 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12806 PR middle-end/19984
12807 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12808 using DEF_C99_BUILTIN.
12809 (BUILT_IN_NANF): Ditto.
12810 (BUILT_IN_NANL): Ditto.
12812 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12813 Revital Eres <eres@il.ibm.com>
12815 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12816 regarding the order of two dependent insns in the same row.
12818 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12820 * stor-layout.c (layout_decl): Do not bump the alignment of a
12821 bit-field to more than byte alignment if it is packed.
12823 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12825 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12828 2008-02-24 Diego Novillo <dnovillo@google.com>
12830 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12833 * tree-vrp.c (vrp_evaluate_conditional): With
12834 -Wtype-limits, emit a warning when comparing against a
12835 constant outside the natural range of OP0's type.
12836 * c.opt (Wtype-limits): Move ...
12837 * common.opt (Wtype-limits): ... here.
12839 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12841 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12842 * config/rs6000/e300c2c3.md: New file.
12843 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12845 (rs6000_override_options): Add e300c2 and e300c3 cases to
12846 processor_target_table. Do not allow usage of Altivec or Spe
12847 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12848 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12849 * config/rs6000/rs6000.h (processor_type): Add
12850 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12851 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12852 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12853 and ppce300c3. Include e300c2c3.md.
12855 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12857 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12858 instead of TARGET_STRICT_ALIGN.
12860 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12862 * explow.c (memory_address): Assert that the generated address is
12865 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12868 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12869 * config/darwin-ppc-ldouble-patch.def: New file.
12870 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12871 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12872 SUBTARGET_INIT_BUILTINS if defined.
12873 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12876 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12879 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12880 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12882 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12885 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12886 file" warning condtional on -Winvalid-PCH.
12888 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12890 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12892 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12896 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12897 prevent reload from using MMX registers.
12898 (*mov<mode>_internal): Ditto.
12899 (*movv2sf_internal_rex64): Ditto.
12900 (*movv2sf_internal): Ditto.
12902 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12904 PR documentation/31569
12905 * doc/install.texi2html: Use makeinfo --no-number-sections.
12907 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12909 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12910 ensure that we can address an entire entity > 8 bytes. Don't
12911 generate reg+reg addressing for such data.
12913 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12915 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12916 strings when optimizing for size, unless the target cares about
12919 2008-02-22 Tom Tromey <tromey@redhat.com>
12921 * regclass.c (current_pass): Remove declaration.
12923 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12925 * config/avr/libgcc.S (__RAMPZ__): Define.
12926 (__do_copy_data): Add for devices with 128KB code memory.
12928 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12930 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12932 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12934 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12936 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12939 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12942 * c-typeck.c (build_binary_op): Warn about floating point
12943 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12945 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12948 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12949 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12951 (rs6000_override_options): Set altivec_abi as default, not override,
12952 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12953 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12954 is used; use new member spe_abi.
12955 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12956 spe_abi and altivec_abi.
12958 2008-02-22 Tomas Bily <tbily@suse.cz>
12960 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12962 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12965 * config.build (build_file_translate): Set to `CMD //c' only if
12967 * Makefile.in (build_file_translate): Improve comment.
12969 2008-02-21 Jan Hubicka <jh@suse.cz>
12971 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12972 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12973 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12975 2008-02-21 Michael Matz <matz@suse.de>
12978 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12980 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12983 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12984 as insn constraint.
12985 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12986 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12987 SSE_VEC_FLOAT_MODE_P as insn constraint.
12988 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12989 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12990 sse4a_movntdf using MODEF mode iterator.
12991 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12992 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12993 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12994 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12995 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12996 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12997 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12999 2008-02-21 Richard Guenther <rguenther@suse.de>
13001 * tree.def (PAREN_EXPR): New tree code.
13002 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
13004 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
13005 * expr.c (expand_expr_real_1): Likewise.
13006 * tree-inline.c (estimate_num_insns_1): Likewise.
13007 * tree-complex.c (expand_complex_move): Likewise.
13008 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
13011 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13014 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
13016 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13019 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
13021 * config/sh/sh.c (find_barrier): Don't go past
13022 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
13024 2008-02-20 DJ Delorie <dj@redhat.com>
13026 * config/h8300/h8300.md (insv): Force source operand to be a register.
13028 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
13029 as a jump, not as a plain insn.
13031 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
13033 * doc/invoke.texi (Warning Options): Add new option
13034 -Wframe-larger-than=.
13035 (-Wframe-larger-than): Document.
13037 * flags.h (warn_frame_larger_than, frame_larger_than_size):
13038 Add declarations for new option variables.
13040 * final.c (final_start_function): Check the frame size
13041 before emission and issue a Wframe-larger-than warning.
13043 * opts.c (warn_frame_larger_than, frame_larger_than_size):
13044 Add definitions for new option variables.
13045 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
13047 * common.opt (Wframe-larger-than=): New option.
13049 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13051 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
13052 (<sse>_div<mode>3): Ditto.
13053 (<sse>_vmdiv<mode>3): Ditto.
13054 (<sse>_vmsqrt<mode>2): Ditto.
13055 (*smax<mode>3): Ditto.
13056 (sse5_frcz<mode>2): Ditto.
13057 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
13058 as insn constraint.
13060 2008-02-20 Richard Guenther <rguenther@suse.de>
13062 PR middle-end/35265
13063 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
13064 be happy with INTEGRAL_TYPE_P.
13066 2008-02-20 Richard Guenther <rguenther@suse.de>
13068 * fold-const.c (split_tree): Associate floatig-point expressions
13069 if flag_associative_math is set.
13071 2008-02-20 Richard Guenther <rguenther@suse.de>
13073 * tree.h (fold_real_zero_addition_p): Declare.
13074 * fold-const.c (fold_real_zero_addition_p): Export.
13075 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
13076 floating-point operations with zero and one.
13078 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
13080 * doc/install.texi: Correct references to CFLAGS, replacing them
13081 with BOOT_CFLAGS. Document flags used during bootstrap for
13084 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13086 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
13087 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
13088 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
13090 (smin<mode>3): Ditto from similar patterns.
13091 (smax<mode>3): Ditto.
13092 (*ieee_smin<mode>3): Ditto.
13093 (*ieee_smax<mode>3): Ditto.
13094 * config/i386/sse.md (sse): New mode attribute.
13095 (mov<mode>): Macroize expander from movv4sf and movv2df using
13096 SSEMODEF2P mode iterator.
13097 (<sse>_movnt<mode>): Ditto from similar patterns. Use
13098 SSE_VEC_FLOAT_MODE_P as insn constraint.
13099 (storent<mode>): Ditto.
13100 (storent<mode>): Macroize expander from storentsf and storentdf using
13101 MODEF mode iterator.
13102 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
13103 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
13104 (abs<mode>2): Ditto from similar patterns.
13105 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
13106 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
13107 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
13108 (<sse>_vmsqrt<mode>2): Ditto.
13109 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
13110 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
13111 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
13112 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
13113 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
13114 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
13115 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
13117 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
13118 iterator and SSE_FLOAT_MODE_P as insn constraint.
13119 (<sse>_ucomi): Ditto from similar patterns.
13120 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
13121 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
13122 SSE_VEC_FLOAT_MODE_P as insn constraint.
13123 (vcond<mode>): Ditto from similar patterns.
13124 (and<mode>3, *and<mode>3): Ditto.
13125 (<sse>_nand<mode>3): Ditto.
13126 (ior<mode>3, *ior<mode>3): Ditto.
13127 (xor<mode>3, *xor<mode>3): Ditto.
13128 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
13129 iterator and SSE_FLOAT_MODE_P as insn constraint.
13130 (*nand<mode>3): Ditto from similar patterns.
13131 (*ior<mode>3): Ditto.
13132 (*xor<mode>3): Ditto.
13134 2008-02-20 Ira Rosen <irar@il.ibm.com>
13136 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
13137 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
13138 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
13140 2008-02-19 Jan Hubicka <jh@suse.cz>
13142 * predict.c (tree_bb_level_predictions): Remove variable next
13143 mistakely introduced by previous commit.
13145 2008-02-19 Jan Hubicka <jh@suse.cz>
13147 * predict.c (predict_paths_leading_to): Rewrite.
13148 (predict_paths_for_bb): New.
13149 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
13151 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13154 * Makefile.in (build_file_translate): New.
13155 (gcc-vers.texi): Use it for translating $(abs_srcdir).
13156 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
13157 * configure.ac (build_file_translate): Substitute it.
13158 * configure: Regenerate.
13160 2008-02-19 Jan Hubicka <jh@suse.cz>
13162 PR rtl-optimization/34408
13163 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
13166 2008-02-19 Jan Hubicka <jh@suse.cz>
13168 PR middle-end/28779
13169 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
13172 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
13175 * config/i386/i386-modes.def: Revert the last DI alignment
13176 change until Ada people can look into it.
13178 2008-02-19 Nick Clifton <nickc@redhat.com>
13180 * opts.c (print_specific_help): Fix typo in --help text.
13182 2008-02-19 Jakub Jelinek <jakub@redhat.com>
13185 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
13186 32-bit inline asm without asm alternatives for host GCC < 3.0.
13188 2008-02-19 Richard Guenther <rguenther@suse.de>
13190 PR tree-optimization/34989
13191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
13192 Allow propagation to INDIRECT_REF if we can simplify only.
13194 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13196 * c-common.c (warn_for_collisions_1): Use appropriate option when
13199 2008-02-19 Nick Clifton <nickc@redhat.com>
13202 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
13203 (handle_options): Fix indentation.
13204 (print_filtered_help): If no language-specific options were
13205 displayed tell the user how to list all the options supported by
13206 the language's front-end.
13207 (print_specific_help): Fix indentation and remove duplicate line.
13208 (common_handle_option): Handle the -v option.
13209 For --help enable the display of undocumented options if the -v
13210 switch has been included on the command line.
13211 For --help= check for overlaps in the arguments between the option
13212 classes and the language names and issue a warning when they
13213 cannot be disambiguated.
13214 * c.opt (v): Pass on to the common option handler.
13216 2008-02-19 Revital Eres <eres@il.ibm.com>
13218 * modulo-sched.c (sms_schedule): Change dump message when
13219 create_ddg function fails.
13220 (try_scheduling_node_in_cycle): Rename row to cycle.
13221 (print_partial_schedule): Rename CYCLE to ROW.
13223 2008-02-19 Christian Bruel <christian.bruel@st.com>
13224 Zdenek Dvorak <ook@ucw.cz>
13226 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
13228 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13231 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
13232 (*x86_movdicc_0_m1_se): Ditto.
13234 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13236 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
13237 (CMPtype): Define as __gcc_CMPtype.
13238 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
13239 (CMPtype): Define as __gcc_CMPtype.
13241 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
13243 Support valgrind 3.3 for --enable-checking=valgrind.
13244 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
13246 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
13247 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
13248 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
13249 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
13250 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
13251 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
13252 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
13254 * ggc-zone.c: Similar.
13255 * ggc-page.c: Similar.
13257 2008-02-19 Paul Brook <paul@codesourcery.com>
13260 * config/arm/ieee754-df.S: Fix do_it typo.
13261 * config/arm/ieee754-sf.S: Fix do_it typo.
13263 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13266 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13267 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13268 (OPTION_MASK_ISA_SSE_SET): Likewise.
13269 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13270 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13271 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13272 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13273 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13274 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13275 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13276 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13277 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13278 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13279 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13280 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13281 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13282 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13283 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13284 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13285 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13286 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13287 (OPTION_MASK_ISA_SSE4): Removed.
13288 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13289 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13290 (override_options): Don't turn on implied SSE/MMX bits in
13293 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13295 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13298 2008-02-18 Joey Ye <joey.ye@intel.com>
13300 PR middle-end/34921
13301 * tree-nested.c (insert_field_into_struct): Set type alignment
13302 to field alignment if the former is less than the latter.
13304 2008-02-18 Jakub Jelinek <jakub@redhat.com>
13306 * BASE-VER: Set to 4.4.0.
13308 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13310 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
13311 * doc/cfg.texi: Likewise.
13312 * doc/extend.texi: Likewise.
13313 * doc/gty.texi: Likewise.
13314 * doc/invoke.texi: Likewise.
13315 * doc/loop.texi: Likewise.
13316 * doc/md.texi: Likewise.
13317 * doc/passes.texi: Likewise.
13318 * doc/rtl.texi: Likewise.
13319 * doc/sourcebuild.texi: Likewise.
13320 * doc/tm.texi: Likewise.
13321 * doc/tree-ssa.texi: Likewise.
13323 2008-02-17 Richard Guenther <rguenther@suse.de>
13325 PR middle-end/35227
13326 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13327 without default definition.
13329 2008-02-17 Richard Guenther <rguenther@suse.de>
13331 PR tree-optimization/35231
13332 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13335 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13338 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13339 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13340 libgcc_cmp_return mode.
13342 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13345 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13347 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13349 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13352 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13354 * doc/c-tree.texi: Use `@.' where appropriate.
13355 * doc/extend.texi: Likewise.
13356 * doc/install.texi: Likewise.
13357 * doc/invoke.texi: Likewise.
13358 * doc/loop.texi: Likewise.
13359 * doc/makefile.texi: Likewise.
13360 * doc/md.texi: Likewise.
13361 * doc/passes.texi: Likewise.
13362 * doc/standards.texi: Likewise.
13363 * doc/tm.texi: Likewise.
13365 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13367 PR middle-end/35196
13368 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13370 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13371 rather than in entry_bb.
13373 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13376 libgcc_cmp_return mode.
13378 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13380 PR middle-end/35130
13381 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13382 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13384 2008-02-15 Richard Guenther <rguenther@suse.de>
13385 Zdenek Dvorak <ook@ucw.cz>
13387 PR tree-optimization/35164
13388 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13389 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13390 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13391 Only propagate addresses which do not have abnormal SSA_NAMEs
13394 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13397 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13399 2008-02-15 Jan Hubicka <jh@suse.cz>
13401 PR middle-end/35149
13402 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13404 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13406 PR middle-end/34621
13407 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13408 when calculating alignment_pad.
13410 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13412 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13413 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13414 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13415 and STACK_BOUNDARY define.
13417 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13419 PR preprocessor/35061
13420 * c-pragma.c (handle_pragma_pop_macro): Check that
13421 pushed_macro_table has been allocated.
13423 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13425 PR middle-end/35136
13426 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13427 (force_gimple_operand): Likewise.
13428 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13429 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13430 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13431 (find_interesting_uses_address): Check addressability and alignment
13432 of the base expression only after substituting bases of IVs into it.
13434 2008-02-14 Michael Matz <matz@suse.de>
13437 * function.c (instantiate_virtual_regs_in_insn): Reload address
13438 before falling back to reloading the whole operand.
13440 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13442 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13443 before the first section switch note.
13445 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13447 * doc/bugreport.texi: Update copyright years.
13448 * doc/c-tree.texi: Likewise.
13449 * doc/cfg.texi: Likewise.
13450 * doc/cpp.texi: Likewise.
13451 * doc/cppinternals.texi: Likewise.
13452 * doc/fragments.texi: Likewise.
13453 * doc/frontends.texi: Likewise.
13454 * doc/gcc.texi: Likewise.
13455 * doc/gty.texi: Likewise.
13456 * doc/hostconfig.texi: Likewise.
13457 * doc/implement-c.texi: Likewise.
13458 * doc/libgcc.texi: Likewise.
13459 * doc/loop.texi: Likewise.
13460 * doc/makefile.texi: Likewise.
13461 * doc/options.texi: Likewise.
13462 * doc/passes.texi: Likewise.
13463 * doc/rtl.texi: Likewise.
13464 * doc/sourcebuild.texi: Likewise.
13465 * doc/standards.texi: Likewise.
13466 * doc/tree-ssa.texi: Likewise.
13467 * doc/trouble.texi: Likewise.
13469 * doc/extend.texi: Use @: or add comma where appropriate.
13470 * doc/invoke.texi: Likewise.
13471 * doc/tm.texi: Likewise.
13473 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13476 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13479 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13481 * doc/md.texi (clz, ctz): Add reference.
13482 * doc/rtl.texi (clz, ctz): Likewise.
13484 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13487 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13490 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13492 * config/s390/s390.c (struct constant_pool): New field
13493 emit_pool_after added.
13494 (s390_mainpool_start): Set the emit_pool_after flag according
13495 to the section switch notes.
13496 (s390_mainpool_finish): Consider emit_pool_after when emitting
13497 the literal pool at the end of the function.
13498 (s390_chunkify_start): Force literal pool splits at section
13501 2008-02-13 Michael Matz <matz@suse.de>
13504 * var-tracking.c (clobber_variable_part): Correctly traverse the
13507 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13510 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13511 Add -fdump-ipa-inline.
13512 * tree-dump.c (dump_files): Remove tree-inlined dump.
13513 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13515 2008-02-12 Richard Guenther <rguenther@suse.de>
13517 PR tree-optimization/35171
13518 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13521 2008-02-12 Richard Guenther <rguenther@suse.de>
13523 PR middle-end/35163
13524 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13525 value-preserving mode. Disallow final truncation.
13527 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13529 PR middle-end/35136
13530 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13531 code from here to...
13532 (force_gimple_operand): ...here.
13534 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13537 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13538 non-compatible pointers.
13539 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13540 different FIELD_DECLs, try harder by comparing field offsets, sizes
13543 PR inline-asm/35160
13544 * function.c (match_asm_constraints_1): Don't replace the same input
13547 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13549 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13550 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13551 (expand_epilogue): Restore RAMPZ register.
13552 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13554 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13556 * config/i386/cygwin.asm: (__alloca): Correct calling
13557 convention and alignment.
13558 (__chkstk): Force 8 byte stack alignment.
13560 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13561 Richard Guenther <rguenther@suse.de>
13563 PR tree-optimization/33992
13564 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13565 the zero we compare against.
13567 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13569 PR libfortran/35063
13570 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13571 to CloseHandle after unlocking to prevent accumulation of handle
13574 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13576 PR middle_end/34150
13577 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13578 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13579 and update LABEL_NUSES during and after reload.
13581 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13583 PR middle-end/34627
13584 * combine.c (simplify_if_then_else): Make sure the comparison is
13585 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13587 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13590 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13591 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13592 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13593 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13594 * tree.h (get_type_static_bounds): Likewise.
13596 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13598 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13599 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13600 Make -Wfoo language annotations match what the compiler outputs.
13602 2008-02-08 Sa Liu <saliu@de.ibm.com>
13604 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13605 intrinsics spu_convts, spu_convtu, spu_convtf.
13607 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13609 * doc/extend.texi (Function Attributes) <noinline>: Mention
13610 asm ("") as method to keep calls.
13612 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13615 * doc/options.texi (Options): Replace references to opts.sh with
13617 * opts-common.c: Likewise.
13618 * optc-gen.awk: Likewise.
13620 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13622 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13624 2008-02-07 Richard Henderson <rth@redhat.com>
13627 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13628 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13631 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13633 PR tree-optimization/35085
13634 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13635 for operand entry oe2 in addition to operand entry oe3 in order to
13636 expose more opportunities for vectorizer sum reduction.
13638 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13641 * Makefile.in (LIBS): Remove $(GMPLIBS).
13642 (cc1-dummy, cc1): Add $(GMPLIBS).
13644 2008-02-06 Jan Hubicka <jh@suse.cz>
13647 * i386.md (moddf_integer): Do not produce partial memory stalls for
13648 targets where it hurts.
13650 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13653 * optabs.c (expand_float): Do not check for decimal modes when
13654 expanding unsigned integer through signed conversion.
13656 2008-02-06 Nick Clifton <nickc@redhat.com>
13658 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13659 inside the clobber with a match_operand and duplicated operand
13660 number in the constraint.
13661 (ineqbranchsi): Delete redundant comment.
13663 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13665 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13666 builtin_define ("__USE_INIT_FINI__").
13667 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13669 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13671 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13673 PR documentation/30330
13674 * doc/invoke.texi (C++ Dialect Options)
13675 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13676 For each warning option -Wfoo that allows -Wno-foo, ensure both
13677 -Wfoo and -Wno-foo are listed in the option index. Fix index
13678 entry of -Wswitch-default, index -Wnormalized= including the
13679 `=', and -Wlarger-than-@var{len} including @var{len}.
13681 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.md (floatunssisf2): Use
13684 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13685 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13686 Macroize expander using MODEF mode iterator.
13688 2008-02-05 Diego Novillo <dnovillo@google.com>
13690 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13693 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13695 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13698 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13700 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13703 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13704 to indicate if a message should be generated.
13705 (init_cumulative_args): Updated.
13706 (function_value_32): Likewise.
13708 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13710 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13712 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13715 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13716 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13718 2008-02-04 Diego Novillo <dnovillo@google.com>
13720 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13723 * tree-vrp.c (vrp_evaluate_conditional): With
13724 -Wtype-limits, emit a warning when comparing against a
13725 constant outside the natural range of OP0's type.
13727 2008-02-04 Richard Guenther <rguenther@suse.de>
13729 PR middle-end/33631
13730 * expr.c (count_type_elements): Give for unions instead of
13733 2008-02-04 Richard Guenther <rguenther@suse.de>
13735 PR middle-end/35043
13736 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13737 to TYPE_DOMAINs base type instead of using bitsizetype here.
13739 2008-02-03 Jason Merrill <jason@redhat.com>
13741 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13743 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13746 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13747 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13748 (RS/6000 and PowerPC Options): Fix typos and markup.
13749 * doc/passes.texi (Tree-SSA passes): Likewise.
13751 2008-02-02 Michael Matz <matz@suse.de>
13754 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13755 from record_last_reg_set_info.
13756 (record_last_reg_set_info): Take an RTX argument, iterate over all
13757 constituent hardregs.
13758 (record_last_set_info, record_opr_changes): Change calls to
13759 new signature or to record_last_reg_set_info_regno.
13761 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13763 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13765 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13767 PR rtl-optimization/34773
13768 * reg-notes.def (EQUAL): Mention significance of combination of
13769 REG_EQUAL and REG_RETVAL.
13770 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13771 insn that has a REG_RETVAL.
13773 2008-02-01 Roger Sayle <roger@eyesopen.com>
13776 * configure.ac (--enable-fixed-point): Disable unless explicitly
13778 * configure: Regenerate.
13780 2008-02-01 Richard Guenther <rguenther@suse.de>
13783 * invoke.texi (-finline-limit): Remove no longer true parts
13784 of the documentation. Note that there is no default value.
13786 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13787 Mark Mitchell <mark@codesourcery.com>
13788 Ben Elliston <bje@au.ibm.com>
13791 * doc/extend.texi (Other Builtins): Document.
13793 2008-01-31 Tom Browder <tom.browder@gmail.com>
13795 * doc/c-tree.texi (Types): Fix grammar.
13796 (Expression trees): Ditto.
13797 * doc/passes.texi (Tree-SSA passes): Ditto.
13799 * doc/configterms.texi (Configure Terms): Fix typo.
13800 * doc/cpp.texi (Common Predefined Macros): Ditto.
13801 * doc/md.texi (Machine Constraints): Ditto.
13803 * doc/makefile.texi (Makefile): Add comma.
13805 2008-01-31 Tom Browder <tom.browder@gmail.com>
13806 Gerald Pfeifer <gerald@pfeifer.com>
13808 * doc/sourcebuild.texi (Front End): Remove references to CVS
13809 and CVSROOT/modules.
13810 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13811 (Back End): Remove reference to CVS.
13813 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13816 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13818 (mips16_gp_pseudo_reg): ...here.
13819 * config/mips/mips.md (load_const_gp): Replace with...
13820 (load_const_gp_<mode>): ...this :P-based insn.
13822 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13824 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13825 options. Minor fixes.
13826 (-std): Move reference to standards closer to where language
13827 standards are first mentioned.
13829 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13831 PR rtl-optimization/34995
13832 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13833 parameter and return a bool. If the rtx parameter is nonnull,
13834 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13835 (find_reloads): Update call accordingly. Pass the new operand
13836 if it needed no address reloads, otherwise pass null.
13838 2008-01-30 Richard Henderson <rth@redhat.com>
13841 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13842 for unbounded arrays.
13844 2008-01-30 Silvius Rus <rus@google.com>
13846 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13848 2008-01-30 Jan Hubicka <jh@suse.cz>
13851 * i386.c (init_cumulative_args): Use real function declaration when
13854 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13856 PR rtl-optimization/34998
13857 * global.c (build_insn_chain): Treat non-subreg_lowpart
13858 SUBREGs of pseudos as clobbering all the words covered by the
13859 SUBREG, not just all the bytes.
13860 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13861 original df_ref rather than an extract parameter.
13862 (global_conflicts): Update call accordingly.
13864 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13866 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13867 the overflow check to make it easier to read.
13868 (__fixtfdi): Change the type of the ll member in union
13869 long_double to UDItype_x.
13871 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13873 PR middle-end/34969
13874 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13875 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13876 * tree-inline.c (fold_marked_statements): Call
13877 cgraph_update_edges_for_call_stmt if folding a call statement.
13878 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13879 debug_generic_stmt calls, reset it back afterwards.
13882 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13884 * c-typeck.c (build_external_ref): Don't pedwarn about
13885 static vars in current function's scope.
13887 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13889 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13891 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13894 * ipa-struct-reorg.c: Fix spelling.
13895 * params.def: Ditto.
13897 2008-01-29 Richard Guenther <rguenther@suse.de>
13899 PR middle-end/35006
13900 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13902 * tree-inline.c (remap_type): Increment remapping_type_depth
13903 around remapping types.
13904 (copy_body_r): Only add referenced variables if they are referenced
13905 from code, not types.
13907 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13918 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13919 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13921 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13924 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13925 pointer for tiny stack.
13927 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13929 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13931 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13933 * config/vx-common.h: Fix typo in comment.
13935 2008-01-28 Ian Lance Taylor <iant@google.com>
13939 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13940 coalesce pointers if they have different DECL_NO_TBAA_P values.
13941 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13942 between variables with different DECL_NO_TBAA_P values.
13944 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13947 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13948 are not legitimate small data references on SPE targets.
13950 2008-01-28 David Daney <ddaney@avtrex.com>
13952 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13954 2008-01-28 David Daney <ddaney@avtrex.com>
13956 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13958 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13960 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13961 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13962 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13963 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13964 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13965 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13966 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13967 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13969 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13971 * basic-block.h (condjump_equiv_p): Fix comment.
13973 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13975 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13976 print_generic_stmt_indented): Fix comment.
13978 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13980 * configure.ac (__stack_chk_fail): Add detecion for availability
13981 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13982 * configure: Regenerate.
13984 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13986 PR middle-end/34688
13987 * final.c (output_addr_const): Handle TRUNCATE.
13989 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13992 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13993 (zero_cost, infinite_cost): New constants.
13994 (struct cost_pair): Change type of cost to comp_cost.
13995 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13996 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13998 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13999 split_address_cost, ptr_difference_cost, difference_cost,
14000 get_computation_cost_at, get_computation_cost,
14001 determine_use_iv_cost_generic, determine_use_iv_cost_address,
14002 determine_use_iv_cost_condition, determine_use_iv_costs,
14003 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
14004 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
14005 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
14006 Change type of cost to comp_cost.
14007 (determine_iv_cost): Increase cost of non-original ivs, instead
14008 of decreasing the cost of original ones.
14009 (get_address_cost): Indicate the complexity of the addressing mode
14011 (try_add_cand_for): Prefer using ivs not specific to some object.
14012 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
14014 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
14015 Janis Johnson <janis187@us.ibm.com>
14018 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
14019 (TARGET_INSTANTIATE_DECLS): Likewise.
14020 * target.h (expand_to_rtl_hook): New target hook.
14021 (instantiate_decls): Likewise.
14022 * function.c (instantiate_decl): Make non-static. Rename to...
14023 (instantiate_decl_rtl): ... this.
14024 (instantiate_expr): Use instantiate_decl_rtl.
14025 (instantiate_decls_1): Likewise.
14026 (instantiate_decls): Likewise.
14027 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
14028 * function.h (instantiate_decl_rtl): Add prototype.
14029 * cfgexpand.c (target.h): New include.
14030 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
14031 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
14032 (TARGET_INSTANTIATE_DECLS): Likewise.
14033 (TARGET_INITIALIZER): New target hooks added.
14034 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
14036 * config/rs6000/rs6000.c (tree-flow.h): New include.
14037 (machine_function): Add sdmode_stack_slot field.
14038 (rs6000_alloc_sdmode_stack_slot): New function.
14039 (rs6000_instantiate_decls): Likewise.
14040 (rs6000_secondary_memory_needed_rtx): Likewise.
14041 (rs6000_check_sdmode): Likewise.
14042 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
14043 (TARGET_INSTANTIATE_DECLS): Likewise.
14044 (rs6000_hard_regno_mode_ok): Allow SDmode.
14045 (num_insns_constant): Likewise. Handle _Decimal32 constants.
14046 (rs6000_emit_move): Handle SDmode.
14047 (function_arg_advance): Likewise.
14048 (function_arg): Likewise.
14049 (rs6000_gimplify_va_arg): Likewise. Add special handling of
14050 SDmode var args for 32-bit compiles.
14051 (rs6000_secondary_reload_class): Handle SDmode.
14052 (rs6000_output_function_epilogue): Likewise.
14053 (rs6000_function_value): Simplify if statement.
14054 (rs6000_libcall_value): Likewise.
14055 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
14056 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
14057 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
14058 (movsd_hardfloat): New define_insn.
14059 (movsd_softfloat): Likewise.
14060 (movsd_store): Likewise.
14061 (movsd_load): Likewise.
14062 (extendsddd2): Likewise.
14063 (extendsdtd2): Likewise.
14064 (truncddsd2): Likewise.
14065 (movdd_hardfloat64): Fixup comment.
14066 (UNSPEC_MOVSD_LOAD): New constant.
14067 (UNSPEC_MOVSD_STORE): Likewise.
14069 2008-01-26 Jakub Jelinek <jakub@redhat.com>
14072 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
14074 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
14075 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
14076 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
14077 and TRUTH_XOR_EXPR.
14079 2008-01-26 David Edelsohn <edelsohn@gnu.org>
14082 * config.gcc: Separate AIX 5.3 from AIX 6.1.
14083 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14084 __LONGDOUBLE128 too.
14085 * config/rs6000/aix61.h: New file.
14087 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14089 PR rtl-optimization/34959
14090 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
14091 popcount and parity rtxes the same mode as their operand.
14092 Truncate or extend the result to the return value's mode
14095 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14098 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
14099 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
14100 to GOT_VERSION_REGNUM.
14101 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
14102 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
14103 * config/mips/mips.c (mips_emit_call_insn): New function.
14104 (mips_call_tls_get_addr): Call mips_expand_call directly.
14105 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
14107 (mips16_build_call_stub): Likewise. Return the call insn or null.
14108 (mips_expand_call): Update the call to mips16_build_call_stub
14109 accordingly and a remove redundant condition. Assert that MIPS16
14110 stubs do not use lazy binding. Use mips_emit_call_insn and return
14112 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
14114 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
14115 (mips_avoid_hazard): Remove hazard_set handling.
14116 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
14117 (UNSPEC_RESTORE_GP): ...this.
14118 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
14119 (FAKE_CALL_REGNO): Rename to...
14120 (GOT_VERSION_REGNUM): ...this.
14121 (type): Add "ghost" value. Add an associated insn reservation.
14122 (hazard_set): Remove.
14123 (exception_receiver): Rename to...
14124 (restore_gp): ...this and update the unspec identifier accordingly.
14125 (exception_receiver, nonlocal_got_receiver): New expanders.
14126 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
14127 FAKE_CALL_REGNO. Remove hazard_set attribute.
14128 (set_got_version, update_got_version): New patterns.
14130 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
14133 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
14135 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14138 * doc/install.texi2html: Generate gcc-vers.texi.
14140 2008-01-25 DJ Delorie <dj@redhat.com>
14142 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14144 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14146 * config/c4x: Remove directory.
14147 * config.gcc (crx-*, mt-*): Mark obsolete.
14148 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
14149 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
14150 sh-*-rtemscoff*): Remove cases.
14151 * defaults.h (C4X_FLOAT_FORMAT): Remove.
14152 * real.c (encode_c4x_single, decode_c4x_single,
14153 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
14154 c4x_extended_format): Remove.
14155 * real.h (c4x_single_format, c4x_extended_format): Remove.
14156 * doc/extend.texi (interrupt, naked): Remove mention of attributes
14158 (Pragmas): Remove comment about c4x pragmas.
14159 * doc/install.texi (c4x): Remove target-specific instructions.
14160 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
14161 * doc/md.texi (Machine Constraints): Remove C4x documentation.
14162 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
14163 refer to C4x source files as examples.
14164 (C4X_FLOAT_FORMAT): Remove documentation.
14166 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
14168 * config/bfin/bfin.c (override_options): Reorder tests so that
14169 flag_pic gets enabled for -msep-data.
14171 2008-01-25 Richard Guenther <rguenther@suse.de>
14173 PR middle-end/32244
14174 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
14175 to its bitfield precision if required.
14177 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14179 PR middle-end/33880
14180 * tree-nested.c (walk_omp_for): New function.
14181 (convert_nonlocal_reference, convert_local_reference): Call
14182 walk_omp_for on OMP_FOR.
14183 (convert_call_expr): Call walk_body on OMP_FOR's
14184 OMP_FOR_PRE_INIT_BODY.
14186 2008-01-25 Richard Guenther <rguenther@suse.de>
14188 PR tree-optimization/34966
14189 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
14190 default defs and PHI_NODEs we have to insert after the
14191 defining statement.
14193 2008-01-24 Nick Clifton <nickc@redhat.com>
14195 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
14196 Provide a default definition.
14197 (LIBGCC2_UNITS_PER_WORD): Likewise.
14199 * config/stormy16/stormy16.c: Include df.h for the prototype
14200 for df_regs_ever_live_p.
14201 (xstormy16_expand_builtin_va_start): Convert the stack offset
14202 into a component_ref and then use POINTER_PLUS_EXPR to add it
14203 to the incoming_virtual_args_rtx.
14204 (xstormy16_gimplify_va_arg_expr): Rename to
14205 xstormy16_gimplify_va_arg_expr.
14206 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
14207 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
14208 xstormy16_gimplify_va_arg_expr.
14209 Fix up some formatting issues.
14211 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
14212 Move to predicates.md.
14213 (xs_hi_general_operand): Likewise.
14214 (xs_hi_nonmemory_operand): Likewise.
14215 * config/stormy16/predicates.md:
14216 (xstormy16_carry_plus_operand): New predicate.
14217 (xs_hi_general_operand): New predicate.
14218 (xs_hi_nonmemory_operand): New predicate.
14219 * config/stormy16/stormy16-protos.h:
14220 (xstormy16_carry_plus_operand): Delete prototype.
14221 (xs_hi_general_operand): Likewise.
14222 (xs_hi_nonmemory_operand): Likewise.
14224 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
14225 modifiers as they are no longer needed and they can trigger
14226 reload spill failures.
14228 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
14229 with a match_operand in order to help reload.
14231 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
14232 constraint with 'e' for the 8th alternative as this version of
14233 the mov.w instruction only accepts the lower 8 registers.
14235 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
14238 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
14239 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
14242 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14244 PR middle-end/33333
14245 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
14247 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14249 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
14251 (remove_structure): Update allocations list before removing structure.
14253 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14255 * ipa-struct-reorg.c (is_safe_cond_expr,
14256 create_new_stmts_for_cond_expr): Use integer_zerop function,
14257 that recognize not only zero-pointer, but zero-integer too.
14259 2008-01-25 Ben Elliston <bje@au.ibm.com>
14262 * fixproto: Escape "." in sed expression that strips leading "./".
14264 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14267 * gcc.c (SWITCH_OK): Removed.
14268 (SWITCH_LIVE): Changed to bit.
14269 (SWITCH_FALSE): Likewise.
14270 (SWITCH_IGNORE): Likewise.
14271 (switchstr): Change live_cond to unsigned int.
14272 (process_command): Replace SWITCH_OK with 0.
14273 (do_self_spec): Likewise.
14274 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14275 (give_switch): Likewise.
14276 (used_arg): Likewise.
14277 (do_spec_1): Set the SWITCH_IGNORE bit.
14278 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14279 bits. Set the SWITCH_LIVE bit.
14281 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14283 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14285 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14287 PR tree-optimization/34472
14288 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14289 parameter to a "bool *" and set *DATA to false if there is
14290 an unsafe access. Do not delete the structure here.
14291 (check_cond_exprs): Delete it here instead.
14292 (check_cond_exprs, exclude_cold_structs): Do not increase
14293 I when removing a structure.
14295 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
14298 * config/i386/i386.c (ix86_expand_vector_init): Consider only
14299 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
14301 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
14303 PR middle-end/34934
14304 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
14305 a fixed vector for stack.
14307 2008-01-24 Ben Elliston <bje@au.ibm.com>
14310 * doc/gcc.texi (Software development): Add a direntry for g++.
14312 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
14314 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
14315 stale and straggling -fforce-addr comments above.
14317 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14319 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14320 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14322 2008-01-23 Michael Matz <matz@suse.de>
14325 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14328 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14330 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14331 malloc result type.
14333 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14335 * config/avr/avr.c (avr_current_arch): New variable.
14336 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14337 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14338 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14339 (avr_override_options): Init 'avr_current_arch'.
14340 (base_arch_s): Move from here...
14341 * config/avr/avr.h (base_arch_s): ... here. Add new members
14342 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14343 'mega' to 'have_jmp_call'.
14344 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14345 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14347 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14349 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14350 MULTILIB_MATCHES): (Ditto.).
14352 2008-01-23 Richard Guenther <rguenther@suse.de>
14354 PR middle-end/31529
14355 * cgraphunit.c (cgraph_reset_node): Always mark the node
14356 not reachable if it is not queued already.
14358 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14360 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14361 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14362 (cputype_selected): New static variable.
14363 (bfin_handle_option): Set it if -mcpu is used.
14364 (override_option): Select default set of workarounds if no cpu type
14365 selected on the command line.
14366 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14368 From Michael Frysinger <michael.frysinger@analog.com>
14369 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14370 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14372 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14373 for bf547, bf523, bf524, and bf526.
14374 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14377 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14378 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14379 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14380 * doc/invoke.texi (Blackfin Options): Document that
14381 -mcpu now accept bf547, bf523, bf524, and bf526.
14383 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14385 PR rtl-optimization/34628
14386 * combine.c (try_combine): Stop and undo after the first combination
14387 if an autoincrement side-effect on the first insn has effectively
14390 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14393 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14394 Offset addresses are not valid for Altivec or paired float modes.
14396 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14399 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14400 if DECL_INITIAL (decl) is error_mark_node.
14403 * c-common.c (handle_vector_size_attribute): Only allow
14404 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14405 the same way as pointer, array etc. types.
14406 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14409 * tree.c (build_type_attribute_qual_variant): Call
14410 build_qualified_type if attributes are equal, but quals are not.
14412 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14415 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14416 * flags.h (warn_strict_aliasing): Remove.
14417 (warn_strict_overflow): Remove.
14418 * opts.c (warn_strict_aliasing): Remove.
14419 (warn_strict_overflow): Remove.
14420 * c-opts.c (c_common_handle_option): -Wall only sets
14421 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14422 (c_common_post_options): Give default values to -Wstrict-aliasing
14423 and -Wstrict-overflow if they are uninitialized.
14424 * common.opt (Wstrict-aliasing): Specify Var and Init.
14425 (Wstrict-overflow): Likewise.
14427 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14429 PR rtl-optimization/26854
14430 PR rtl-optimization/34400
14431 PR rtl-optimization/34884
14432 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14434 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14435 (df_rd_bb_info.expanded_lr_out): Deleted
14436 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14437 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14438 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14439 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14440 Removed code to allocate, initialize or free expanded_lr_out.
14441 (df_rd_bb_local_compute_process_def): Restructured to make more
14443 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14444 sets if the sets are being trimmed.
14446 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14449 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14450 (as_vers): Likewise.
14451 * configure: Regenerated.
14453 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14455 PR middle-end/33092
14456 * tree-pass.h (pass_build_alias): New pass.
14457 * tree-ssa-alias.c (gate_build_alias): New.
14458 (pass_build_alias): New.
14459 * passes.c (init_optimization_passes): Add pass_build_alias after
14460 pass_create_structure_vars.
14462 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14464 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14465 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14466 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14467 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14468 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14469 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14470 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14471 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14472 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14473 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14474 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14475 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14476 * config/s390/s390.md (FP_ALL): New mode iterator.
14477 (_d): New mode attribute.
14478 ("*signbit<mode>2>"): Changed mode of first operand.
14479 ("isinf<mode>2"): Changed mode of first operand.
14480 ("*TDC_insn"): Adaptation for DFP modes.
14482 2008-01-22 Ben Elliston <bje@au.ibm.com>
14484 * tree.c (check_qualified_type): Improve function description.
14486 2008-01-21 Jason Merrill <jason@redhat.com>
14489 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14490 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14493 2008-01-21 DJ Delorie <dj@redhat.com>
14495 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14498 2008-01-21 Richard Guenther <rguenther@suse.de>
14500 PR middle-end/34856
14501 * tree-cfg.c (verify_expr): Allow all invariant expressions
14502 instead of just constant class ones as reference argument.
14503 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14504 like any other constant.
14505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14507 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14509 * regmove.c (fixup_match_1): Update call crossed frequencies.
14511 2008-01-21 Richard Guenther <rguenther@suse.de>
14514 * tree-inline.c (setup_one_parameter): Deal with mismatched
14515 types using a VIEW_CONVERT_EXPR.
14517 2008-01-21 Alon Dayan <alond@il.ibm.com>
14518 Olga Golovanevsky <olga@il.ibm.com>
14520 PR tree-optimization/34701
14521 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14522 when the structure size is not a power of 2.
14524 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14526 * doc/install.texi: Add doc for --enable-checking=df.
14528 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14530 PR rtl-optimization/34808
14531 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14533 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14535 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14538 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14540 PR rtl-optimization/26854
14541 PR rtl-optimization/34400
14542 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14544 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14545 (df_rd_bb_info.expanded_lr_out): New.
14546 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14547 * loop_iv.c (iv_analysis_loop_init): Ditto.
14548 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14549 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14550 Added code to allocate, initialize or free expanded_lr_out.
14551 (df_rd_bb_local_compute_process_def): Restructured to make
14552 more understandable.
14553 (df_rd_confluence_n): Add code to do nothing with fake edges and
14554 code to no apply invalidate_by_call sets if the sets are being trimmed.
14555 (df_lr_local_finalize): Renamed to df_lr_finalize.
14556 (df_live_local_finalize): Renamed to df_live_finalize.
14558 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14561 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14562 deciding whether to use reciprocal instructions.
14564 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14566 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14567 dwarf2out_note_section_used if cold_text_section is NULL.
14569 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14571 PR gcov-profile/34610
14572 * tree-cfg.c (make_edges): Mark both outgoing edges from
14573 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14574 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14575 from OMP_FOR and OMP_CONTINUE outgoing edges.
14577 * tree-profile.c (tree_profiling): Return early if
14578 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14580 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14581 from cfun to child_cfun.
14582 * function.h (struct function): Add after_tree_profile bit.
14584 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14586 * config/avr/avr.S (_exit): Disable interrupt.
14588 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14589 Steven Bosscher <stevenb.gcc@gmail.com>
14591 PR rtl-optimization/26854
14592 PR rtl-optimization/34400
14593 * df-problems.c (df_live_scratch): New scratch bitmap.
14594 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14595 (df_live_reset): Clear the proper bitmaps.
14596 (df_live_bb_local_compute): Only process the artificial defs once
14597 since the order is not important.
14598 (df_live_init): Init the df_live sets only with the variables
14599 found live by df_lr.
14600 (df_live_transfer_function): Use the df_lr sets to prune the
14601 df_live sets as they are being computed.
14602 (df_live_free): Free df_live_scratch.
14604 2008-01-18 Ian Lance Taylor <iant@google.com>
14606 * common.opt: Add fmerge-debug-strings.
14607 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14608 flag_merge_debug_strings rather than flag_merge_constants.
14609 * doc/invoke.texi (Option Summary): Mention
14610 -fmerge-debug-strings.
14611 (Debugging Options): Document -fmerge-debug-strings.
14613 2008-01-18 Ian Lance Taylor <iant@google.com>
14616 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14617 (struct tree_function_decl): Add new field operator_new_flag.
14618 * tree-inline.c (expand_call_inline): When inlining a call to
14619 operator new, force the return value to go into a variable, and
14620 set DECL_NO_TBAA_P on that variable.
14621 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14623 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14626 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14627 DWARF2_DEBUGGING_INFO.
14628 (dwarf2out_note_section_used): Ditto. Add prototype.
14629 (have_multiple_function_sections, text_section_used,
14630 cold_text_section_used, *cold_text_sections): Move declarations
14633 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14635 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14636 field and add signal_ra.
14637 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14638 assignments to frame state pc. Move end of stack check after
14639 MD_FALLBACK_FRAME_STATE_FOR.
14640 (uw_update_context_1): Use frame state signal_regs if set, instead
14641 of checking signal_frame flag.
14642 (uw_update_context): Use frame state signal_ra if set.
14643 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14644 * config/xtensa/linux-unwind.h: New file.
14646 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14648 * modulo-sched.c (get_sched_window): Fix comment typo.
14650 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14652 PR tree-optimization/34648
14653 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14655 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14657 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14658 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14660 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14662 PR rtl-optimization/34400
14663 * df-core.c (df_worklist_dataflow_overeager,
14664 df_worklist_dataflow_doublequeue): New functions.
14665 (df_worklist_dataflow): Two different worklist solvers.
14666 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14669 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14672 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14673 and ftree-parallelize-loops.
14675 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14677 PR rtl-optimization/34826
14678 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14680 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14682 * global.c (find_reg): Mark the eh regs as used if necessary.
14683 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14684 * ra.h (struct allocno): no_eh_reg field added. Changed
14685 no_stack_reg type to bitfield.
14687 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14689 * tree.c (substitute_in_expr): Add missing 'break'.
14691 2008-01-17 Richard Guenther <rguenther@suse.de>
14693 PR tree-optimization/34825
14694 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14695 x / x as division to handle.
14697 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14699 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14700 "-pthread" is specified.
14701 * pa-hpux11.h (LIB_SPEC): Likewise.
14703 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14704 Peter Bergner <bergner@vnet.ibm.com>
14706 PR rtl-optimization/33796
14707 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14709 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14711 PR libgfortran/34699
14712 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14714 * pa-hpux10.h (LINK_SPEC): Likewise.
14715 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14717 2008-01-16 Richard Guenther <rguenther@suse.de>
14719 PR middle-end/32628
14720 * fold-const.c (fold_convert_const_int_from_int): Do not
14721 set overflow if that occured only because of a sign extension
14722 change when converting from/to a sizetype with the same
14723 precision and signedness.
14725 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14728 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14729 location address to the correct place. Update copyright year.
14731 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14733 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14734 no dependences in the dependence_relations vector.
14736 2008-01-16 Jan Hubicka <jh@suse.cz>
14738 PR rtl-optimization/31396
14739 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14740 * cfg.c (dump_reg_info): Print it.
14741 * regs.h (struct reg_info_t): add freq_calls_crossed.
14742 (REG_FREQ_CALLS_CROSSED): New macro.
14743 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14744 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14745 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14746 regmove_optimize): Update call crossed frequencies.
14747 * local-alloc.c (struct qty): Add freq_calls_crossed.
14748 (alloc_qty): Copute freq_calls_crossed.
14749 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14750 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14751 * ra.h (struct allocno): Add freq_calls_crossed.
14753 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14755 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14756 libgomp when compiling with ftree-parallelize-loops.
14757 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14759 2008-01-16 Richard Guenther <rguenther@suse.de>
14761 PR tree-optimization/34769
14762 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14763 * tree.c (int_cst_value): Instead make this function more
14764 permissive in what it accepts as valid input. Document this
14765 function always sign-extends the value.
14767 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14768 Richard Guenther <rguenther@suse.de>
14771 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14772 (gimple_fold_indirect_ref_rhs): ... this.
14773 (gimple_fold_indirect_ref): New function with foldings
14774 that preserve lvalueness.
14775 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14776 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14777 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14778 to fold an INDIRECT_REF, fall back to the old use of
14779 fold_indirect_ref_1.
14781 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14783 * tree-data-ref.c (subscript_dependence_tester_1): Call
14784 free_conflict_function.
14785 (compute_self_dependence): Same.
14787 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14790 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14791 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14793 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14794 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14795 for DWARF2_UNWIND_INFO targets.
14797 2008-01-16 Richard Guenther <rguenther@suse.de>
14800 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14801 type qualifiers for function types.
14803 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14805 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14806 loop_iterator li from previous commit.
14808 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14810 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14812 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14814 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14815 (parallelize_loops): Don't parallelize irreducible components.
14817 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14820 * c-opts (c_common_post_options): Do not enable CPP
14821 flag_pedantic_errors by default.
14823 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14825 PR rtl-optimization/31944
14826 * cse.c (remove_pseudo_from_table): New function.
14827 (merge_equiv_classes): Use above function to remove pseudo-registers.
14828 (invalidate): Likewise.
14830 2008-01-13 Richard Guenther <rguenther@suse.de>
14832 PR middle-end/34601
14833 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14834 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14836 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14838 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14839 validate_change to unshare the source of the PC set.
14841 2008-01-12 Jan Hubicka <jh@suse.cz>
14843 PR middle-end/32135
14844 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14845 references above array bounds. This might trigger bounds checks for
14846 pointers to arrays.
14848 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14850 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14851 new_replaceable_dependencies.
14853 2008-01-12 Doug Kwan <dougkwan@google.com>
14855 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14856 instead of OPT_Wreturn_type in warning due to ignored return type
14858 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14859 options included in -Wextra.
14860 * c.opt: New option -Wignored_qualifiers.
14861 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14862 -Wignore_qualifiers.
14863 (-Wignored-qualifiers): Document.
14864 (-Wreturn-type): Remove description of functionality now handled
14865 by -Wignored-qualifiers.
14867 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14870 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14871 NOP_EXPR if it is between integral types with the same precision.
14873 2008-01-12 Jan Hubicka <jh@suse.cz>
14876 * invoke.texi (max-inline-recursive-depth): Fix default value.
14878 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14880 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14883 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14885 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14887 2008-01-11 James E. Wilson <wilson@specifix.com>
14890 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14892 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14894 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14895 save/restore frame pointer register and don't use 'call-prologues'
14896 optimization in function with "OS_task" attribute.
14898 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14900 PR middle-end/31309
14901 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14902 when copying to memory.
14904 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14906 PR rtl-optimization/30905
14907 * cfgcleanup.c: Include dce.h
14908 (crossjumps_occured): New global variable.
14909 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14910 If something changed, set crossjumps_occured to true.
14911 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14912 Don't add/remove fake edges to exit here...
14913 (cleanup_cfg): ...but do it here, when crossjumping.
14914 Run a fast DCE when successful crossjumps occured in the latest
14915 iteration of try_optimize_cfg.
14917 2008-01-11 Richard Guenther <rguenther@suse.de>
14919 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14920 (struct vn_unary_op_s): Likewise.
14921 (vn_reference_insert): Free old reference on hash collision.
14923 2008-01-10 Raksit Ashok <raksit@google.com>
14925 PR rtl-optimization/27971
14926 * combine.c (find_split_point): Split PLUS expressions which are
14927 inside a MEM rtx, and whose first operand is complex.
14929 2008-01-10 DJ Delorie <dj@redhat.com>
14931 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14932 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14933 (m32c_hard_regno_ok): Call the underlying function.
14935 2008-01-10 Richard Guenther <rguenther@suse.de>
14937 PR middle-end/34683
14938 * tree-cfg.c (tree_merge_blocks): Do not go through the
14939 full-blown folding and stmt updating path if we just deal
14940 with virtual operands.
14941 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14942 test for abnormal SSA_NAMEs.
14944 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14946 PR middle-end/34641
14947 * reload.c (push_reload): Add assertions. All constants from
14948 reg_equiv_constant should have been used for replacing the respective
14950 (find_reloads_address): Invoke find_reloads_address_part for
14951 constant taken from the reg_equiv_constant array.
14953 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14955 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14956 field (valnum) the first in the struct. Replace bools with
14959 2008-01-10 Richard Guenther <rguenther@suse.de>
14961 PR tree-optimization/34651
14962 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14963 types and ordering for masking and converting.
14965 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14967 PR tree-optimization/34017
14968 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14969 also for PHI_NODE expressions.
14971 2008-01-09 Jan Hubicka <jh@suse.cz>
14973 PR tree-optimization/34708
14974 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14975 based on number of case labels.
14976 (init_inline_once): Remove switch_cost.
14977 * tree-inline.h (eni_weights_d): Remove switch_cost.
14979 2008-01-09 Richard Guenther <rguenther@suse.de>
14980 Andrew Pinski <andrew_pinski@playstation.sony.com>
14982 PR middle-end/30132
14983 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14984 temporary if an rvalue is ok or an lvalue is not required.
14986 2008-01-09 Richard Guenther <rguenther@suse.de>
14988 PR middle-end/34458
14989 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14990 adjust return type.
14992 2008-01-09 Richard Guenther <rguenther@suse.de>
14994 PR middle-end/34679
14995 * tree.c (host_integerp): Check for sizetype only if the
14996 type is an integer type.
14998 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
15001 * opts.c (decode_options): Disable inlining of functions called
15002 once if not in unit-at-a-time mode.
15004 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
15006 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
15008 2008-01-08 Richard Guenther <rguenther@suse.de>
15010 PR middle-end/31863
15011 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
15012 out early if the result will be unused.
15014 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15019 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15020 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15023 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
15025 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
15026 for vectorization tuned.
15028 2008-01-08 Richard Guenther <rguenther@suse.de>
15030 PR tree-optimization/34683
15031 * tree-ssa-operands.c (operand_build_cmp): Export.
15032 * tree-ssa-operands.h (operand_build_cmp): Declare.
15033 * tree-vn.c (vuses_compare): Remove.
15034 (sort_vuses): Use operand_build_cmp.
15035 (sort_vuses_heap): Likewise.
15036 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
15037 to re-use old VEC if available. Do not sort already sorted VUSEs.
15038 (vdefs_to_vec): Do not sort already sorted VDEFs.
15040 2008-01-08 Jakub Jelinek <jakub@redhat.com>
15042 PR middle-end/34694
15043 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
15045 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15048 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
15049 limitations of reciprocal sequences on x86 targets.
15051 2008-01-08 Richard Guenther <rguenther@suse.de>
15053 PR tree-optimization/34683
15054 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
15056 2008-01-07 Jakub Jelinek <jakub@redhat.com>
15059 * config/darwin.c (darwin_mergeable_string_section): Don't use
15060 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
15062 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
15065 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
15066 negxf2. Macroize expander using X87MODEF mode iterator. Change
15067 predicates of op0 and op1 to register_operand.
15068 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
15069 expander using X87MODEF mode iterator. Change predicates of
15070 op0 and op1 to register_operand.
15071 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
15072 corresponding patterns and macroize using MODEF macro. Change
15073 predicates of op0 and op1 to register_operand and remove
15074 "m" constraint. Disparage "r" alternative with "!".
15075 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
15076 macroize using X87MODEF macro. Change predicates of op0 and op1
15077 to register_operand and remove "m" constraint. Disparage "r"
15078 alternative with "!".
15079 (absneg splitter with memory operands): Remove.
15080 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
15081 patterns and macroize using X87MODEF mode iterator.
15082 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
15083 Change predicate of op1 to register_operand.
15084 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
15085 for memory operands.
15087 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
15089 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
15091 2008-01-07 Richard Guenther <rguenther@suse.de>
15093 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
15096 2008-01-07 Richard Guenther <rguenther@suse.de>
15098 PR tree-optimization/34683
15099 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
15100 VOPs of the needed size to save memory. Use VEC_quick_push
15101 to save compile-time.
15102 (vdefs_to_vec): Likewise.
15104 2008-01-07 Sa Liu <saliu@de.ibm.com>
15106 * config/spu/spu.md (divdf3): Genetate inline code for double
15107 division. The implementation doesn't handle INF or NAN, therefore it
15108 only applies when -ffinite-math-only is given.
15110 2008-01-06 Paolo Carlini <pcarlini@suse.de>
15113 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
15114 * doc/cpp.texi ([Common Predefined Macros]): Document.
15116 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
15119 order to use commutative addition instead of subtraction.
15121 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15122 Mircea Namolaru <namolaru@il.ibm.com>
15123 Vladimir Yanovsky <yanov@il.ibm.com>
15124 Revital Eres <eres@il.ibm.com>
15126 PR tree-optimization/34263
15127 * tree-outof-ssa.c (process_single_block_loop_latch,
15128 contains_tree_r): New functions.
15129 (analyze_edges_for_bb): Call process_single_block_loop_latch
15130 function to empty single-basic-block latch block if possible.
15132 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15134 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15136 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
15138 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15140 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
15142 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15144 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
15146 2008-01-05 Jakub Jelinek <jakub@redhat.com>
15148 PR tree-optimization/34618
15149 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
15152 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15155 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
15156 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
15157 Update copyright year.
15159 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15160 Update copyright year.
15161 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
15164 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
15166 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
15167 edge does not point to current bb before changing need_assert.
15169 2008-01-04 Richard Guenther <rguenther@suse.de>
15171 PR middle-end/34029
15172 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
15173 for verifying purposes if they are is_gimple_min_invariant.
15175 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
15177 PR tree-optimization/34448
15178 PR tree-optimization/34465
15179 * gimplify.c (gimplify_init_constructor): Add new parameter
15180 notify_temp_creation. Use it.
15181 (gimplify_modify_expr_rhs): Take volatiles into account when
15182 optimizing constructors.
15183 Do not optimize constructors if gimplify_init_constructor will dump to
15185 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
15186 * gcc.c-torture/compile/pr34448.c: New.
15188 2008-01-04 Jakub Jelinek <jakub@redhat.com>
15190 PR gcov-profile/34609
15191 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
15192 return_slot if result is TREE_ADDRESSABLE.
15194 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
15196 * config/mips/mips.md (sqrt_condition): Tweak comment.
15197 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
15199 2008-01-03 Tom Tromey <tromey@redhat.com>
15202 * c-common.c (c_type_hash): Handle VLAs.
15204 2008-01-03 Jan Hubicka <jh@suse.cz>
15206 PR tree-optimization/31081
15207 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15208 0 when inlining and not inlining to first basic block.
15209 (remap_decl): When var is initialized to 0, don't set default_def.
15210 (expand_call_inline): Set entry_bb.
15211 * tree-inline.h (copy_body_data): Add entry_bb.
15213 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15216 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
15219 PR tree-optimization/29484
15220 * tree-inline.c (inline_forbidden_p_2): New function.
15221 (inline_forbidden_p): Disallow inlining if some static var
15222 has an address of a local LABEL_DECL in its initializer.
15223 * doc/extend.texi (Labels as Values): Document &&foo behaviour
15226 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
15228 PR tree-optimization/34635
15229 * tree-data-ref.c (add_other_self_distances): Make sure that the
15230 evolution step is constant.
15232 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15234 PR middle-end/34608
15235 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
15237 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
15239 * tree-sra.c (scalarize_init): Insert the generate_element_init
15240 statements after the generate_element_zero statements.
15242 2008-01-02 Richard Guenther <rguenther@suse.de>
15244 PR middle-end/34093
15245 PR middle-end/31976
15246 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
15247 for very large number of operands instead of ICEing.
15249 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
15252 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
15253 while stack probing.
15255 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
15257 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
15260 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15262 PR libmudflap/26442
15263 * tree-mudflap.c (mx_register_decls): Guard warning by
15264 !DECL_ARTIFICIAL check.
15266 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15268 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15269 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15270 sse5_perm<mode>): Fix constraints.